1 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5 checking that the operand is an expression.
7 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8 Danny Smith <dannysmith@users.sourceforge.net>
11 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12 file mapping object in local namespace if Windows version later
15 2007-07-18 Richard Sandiford <richard@codesourcery.com>
17 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
18 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
19 arm_cannot_force_const_mem.
20 (arm_cannot_force_const_mem): New function.
21 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
22 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
23 of arm_tls_referenced_p.
24 * config/arm/arm.md (movsi): Split out-of-section constants when
25 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
26 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
28 2007-07-18 Richard Sandiford <richard@codesourcery.com>
30 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
32 2007-07-18 Richard Sandiford <richard@codesourcery.com>
34 * config/mips/mips.md (*extendqihi2): Convert the destination
37 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
39 * config/pa/fptr.c: Update license header.
40 * config/pa/milli64.S: Likewise.
42 2007-07-17 Nick Clifton <nickc@redhat.com>
44 * COPYING_v3: New file. Contains version 3 of the GNU General
46 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
47 Lesser General Public License.
48 * doc/include/gpl_v3.texi: New file. Contains version 3 of
49 the GNU General Public License.
51 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
53 PR rtl-optimization/32773
54 * cfglayout.c (force_one_exit_fallthru): New function.
55 (cfg_layout_finalize): Use it.
57 2007-07-16 Richard Guenther <rguenther@suse.de>
58 Uros Bizjak <ubizjak@gmail.com>
60 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
61 before forcing it to gimple operand.
63 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
64 David Ung <davidu@mips.com>
66 * config/mips/mips.h (TUNE_24K): Define.
67 (TUNE_MACC_CHAINS): Add TUNE_24K.
68 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
70 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
71 (r74k_int_madd): .. this new reservation.
72 (define_bypass): Fixed bypasses for r74k_int_madd to use
74 * config/mips/24k.md (define_bypass): Define new
75 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
77 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
78 Nigel Stephens <nigel@mips.com>
80 * config/mips/mips.md: Include 20kc.md.
81 * config/mips/20kc.md: New file.
82 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
83 (mips_adjust_cost): Tweak for 20Kc.
84 (mips_issue_rate): Likewise.
85 * config/mips/mips.h (TUNE_20KC): Define.
87 2007-07-16 David Edelsohn <edelsohn@gnu.og>
89 * config/rs6000/rs6000.c (struct processor_cost): Add
90 cache_line_size, l1_cache_lines, and simultaneous_prefetches
92 (*_cost): Add cache information.
93 (rs6000_override_options): Set cache parameters.
95 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
98 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
99 * doc/install.texi (mips-sgi-irix6): pthread support works now.
101 2007-07-16 Paul Brook <paul@codesourcery.com>
105 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
106 (cirrus_thumb2_movsi_insn): Ditto.
108 2007-07-15 Geoffrey Keating <geoffk@apple.com>
110 * config/rs6000/darwin-fallback.c (interpret_libc): Change
113 2007-07-15 Andrew Haley <aph@redhat.com>
115 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
116 before looking in the context.
118 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
122 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
123 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
124 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
125 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
126 to generate .CALLINFO statement.
127 (hppa_expand_prologue): Set rp_saved.
128 (hppa_expand_epilogue): Use rp_saved.
129 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
130 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
132 2007-07-14 Dirk Mueller <dmueller@suse.de>
134 * omega.c (coalesce): Fix memory leak on early exit.
135 * matrix-reorg.c (check_allocation_function): Likewise.
136 * tree-vect-transform.c (vect_get_new_vect_var): free result
138 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
139 pass pointer to edge vector
140 (partition_hot_cold_basic_blocks): Fix memory leak.
141 * collect2.c (prefix_from_string): Free temporary storage.
142 * reload1.c (fixup_abnormal_edges): Free sbitmap.
144 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
146 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
147 (DO_GLOBAL_DTORS_BODY): Likewise.
149 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
150 Nigel Stephens <nigel@mips.com>
152 * config/mips/mips.c (mips_classify_symbol): Don't return
153 SYMBOL_SMALL_DATA for constant pool addresses if
154 TARGET_EMBEDDED_DATA is true.
156 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
158 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
159 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
160 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
161 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
162 __builtin_ia32_storehps, __builtin_ia32_storelps,
163 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
164 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
165 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
166 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
167 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
168 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
169 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
170 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
171 using def_builtin_const.
173 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
175 PR tree-optimization/32705
176 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
177 (simplify_binary_expression): Use SSA_VAL consistently.
179 2007-07-13 David Edelsohn <edelsohn@gnu.org>
181 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
182 (SPEFSCR_REGNO): Delete definition.
183 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
184 COUNT_REGISTER_REGNUM -> CTR_REGNO.
185 * config/rs6000/rs6000.h: Do not define *_REGNO.
186 LINK_REGISTER_REGNUM -> LR_REGNO.
187 COUNT_REGISTER_REGNUM -> CTR_REGNO.
188 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
189 COUNT_REGISTER_REGNUM -> CTR_REGNO.
190 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
191 R_VRSAVE, R_VSCR. Use them.
192 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
193 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
194 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
195 * config/rs6000/aix.h: Define R_LR. Use it.
197 2007-07-13 Caroline Tice <ctice@apple.com>
199 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
200 flag_var_tracking is explicitly turned off (i.e. when variable
201 tracking is not feasible); otherwise, turn flag_var_tracking on when
202 flag_var_tracking_uninit is on.
203 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
204 note definitions, to allow recording of initialization status in the
206 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
207 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
208 determine if two note locations are equal.
209 (output_loc_list): Don't output list entries whose start & end labels
211 (reg_loc_descriptor): Add parameter for initialization status; pass it
212 to other loc descriptor functions.
213 (one_reg_loc_descriptor): Add parameter for initialization status;
214 check its value and add DW_OP_GNU_uninit to returned loc descr if
216 (multiple_reg_loc_descriptor): Add parameter for initialization
218 pass init status argument to other loc descriptor functions; check
219 value of intialization parameter and add DW_OP_GNU_uninit to returned
220 loc descr if appropriate.
221 (based_loc_descr): Add parameter for initialization status; add new
222 variable for return value; check value of initialization parameter and
223 add DW_OP_GNU_uninit to returned loc descr if appropriate.
224 (concatn_mem_loc_descriptor): Add parameter for initialization status;
225 pass init status argument to other loc descriptor functions; check
226 value of intialization parameter and add DW_OP_GNU_uninit to returned
227 loc descr if appropriate.
228 (mem_loc_descriptor): Likewise.
229 (concat_loc_descriptor): Likewise.
230 (concatn_loc_descriptor): Likewise.
231 (loc_descriptor): Add parameter for initialization status; pass it as
232 argument to other loc descriptor function calls.
233 (loc_descriptor_from_tree_1): Add appropriate initialization status
234 to loc descriptor function calls.
235 (add_location_or_const_value_attribute): Get initialization status
236 from VAR_LOCATION note; add initialization status to loc descriptor
238 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
239 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
240 status is uninitialized, add "[uninint]" to output.
241 * common.opt (fvar-tracking-uninit): New option, similar to
242 fvar-tracking, to turn on tracking of uninitialized variables; creates
243 a new global flag, flag_var_tracking_uninit.
244 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
245 (enum var_init_status): New type, for var initialization status field.
246 * var-tracking.c (struct location_chain_def): Two new fields, init,
247 for initialization status, and set_src for the assignment value expr.
248 (unshare_variable): New parameter for initialization status;
249 initialize new init and set_src fields.
250 (var_reg_set): New parameters for initialization status and value;
251 pass them to set_variable_part.
252 (var_mem_set): Likewise.
253 (get_init_value): New function.
254 (var_reg_delete_and_set): New initialization status & value
255 parameters; add call to get_init_value if status is unknown; pass new
256 parameters to clobber_variable_part and var_reg_set.
257 (var_mem_delete_and_set): Likewise.
258 (var_reg_delete): Pass null set_src value to clobber_variable_part.
259 (var_mem_delete): Likewise.
260 (variable_union): Pass status to unshare_variable; initialize new init
261 and set_src fields. If flag_var_tracking_uninit is not set, force
262 status to initialized.
263 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
264 used later to get the set_src value.
265 (find_src_status): New function.
266 (find_src_set_src): New function.
267 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
268 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
269 MO_SET, get set_src value and pass it to var_reg_delete_and_set
270 and var_mem_delete_and_set.
271 (dump_variable): Print out "[uninit]" if appropriate.
272 (set_variable_part): Add new initialization and set_src parameters;
273 pass status to unshare_variable; set node->init and node- >set_src
274 fields and modify slot in hash table appropriately; save the init and
275 set_src values if appropriate and assign to the new node.
276 (clobber_variable_part): New set_src parameter; if two nodes have
277 same variable and same location but different set_src (assignment)
278 values, clobber old node.
279 (delete_variable_part): Pass init status to unshare_variable.
280 (emit_note_insn_var_location): Add initialized var; assign var's init
281 status to new 'initialized'; pass new init status field to calls to
282 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
283 status to initialized.
284 (emit_notes_in_bb): Pass initialization status to calls to
285 var_reg_set, var_mem_set, var_reg_delete_and_set and
286 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
287 var_reg_delete_and_set and var_mem_delete_and_set; call
288 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
289 make up for change in add_stores.
290 (vt_add_function_parameters): Add status to calls to
292 * config/darwin.c (darwin_override_options): Turn on uninitialized
293 tracking automatically, if var_tracking is on and the system is
296 2007-07-13 Sa Liu <saliu@de.ibm.com>
298 * config.gcc: Add options for arch and tune on SPU.
299 * config/spu/predicates.md: Add constant operands 0 and 1.
300 * config/spu/spu-builtins.def: Add builtins for double precision
301 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
302 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
304 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
306 * config/spu/spu-protos.h: Add new function prototypes.
307 * config/spu/spu.c (spu_override_options): Check options -march and
309 (spu_comp_icode): Add comparison code for DFmode and vector mode.
310 (spu_emit_branch_or_set): Use the new code for DFmode and vector
312 (spu_const_from_int): New. Create a vector constant from 4 ints.
313 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
314 (spu_emit_vector_compare): New. Emit vector compare.
315 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
316 * config/spu/spu.h: Add options -march and -mtune. Define processor
317 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
318 CANONICALIZE_COMPARISON.
319 * config/spu/spu.md: Add new insns for double precision compare
320 and double precision vector compare. Add vcond and smax/smin patterns
321 to enable DFmode vector conditional expression.
322 * config/spu/spu.opt: Add options -march and -mtune.
323 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
324 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
325 both CELL and CELLEDP targets: spu_testsv.
326 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
329 2007-07-13 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/32721
332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
333 TREE_THIS_VOLATILE on the folded reference.
334 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
335 if the array reference has TREE_THIS_VOLATILE set.
337 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
340 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
342 2007-07-13 Andreas Schwab <schwab@suse.de>
344 * gengtype-lex.l: Allow declarations to be indented.
346 2007-07-12 Geoffrey Keating <geoffk@apple.com>
348 * ginclude/tgmath.h: New.
349 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
350 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
351 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
352 * configure: Regenerate.
354 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
356 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
357 correct index when setting register save state for xd
360 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/sh.c (mark_use): Remove.
364 2007-07-12 Paul Brook <paul@codesourcery.com>
366 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
367 reg does not overlap return value.
369 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
371 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
372 (set_expression_vuses): Ditto.
373 (init_pre): Initialize expression_vuses.
375 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
377 * config/i386/sse.md (storentdf, storentsf): New.
379 2007-07-12 Geoffrey Keating <geoffk@apple.com>
381 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
383 * tree.c (build_decl_stat): Move code from here...
384 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
385 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
386 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
387 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
388 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
391 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
392 Devang Patel <dpatel@apple.com>
394 PR tree-optimization/25413
395 * targhooks.c (default_builtin_vector_alignment_reachable): New.
396 * targhooks.h (default_builtin_vector_alignment_reachable): New.
397 * tree.h (contains_packed_reference): New.
398 * expr.c (contains_packed_reference): New.
399 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
400 (vect_enhance_data_refs_alignment): Call
401 vector_alignment_reachable_p.
402 * target.h (vector_alignment_reachable): New builtin.
403 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
404 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
405 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
407 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
409 * target.h (builtin_vectorization_cost): Add new target builtin.
410 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
411 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
412 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
413 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
414 uninitialized variables.
415 * tree-vect-transform.c (cost_for_stmt): New function.
416 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
417 using cost 1 for all scalar stmts. Be less conservative when
418 estimating the number of prologue/epulogue iterations. Call
419 targetm.vectorize.builtin_vectorization_cost. Return
420 min_profitable_iters-1.
421 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
422 initialization cost instead of TARG_VEC_STMT_COST. Use
423 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
424 epilogue code. Fix epilogue cost computation.
425 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
426 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
427 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
428 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
429 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
430 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
432 2007-07-12 Richard Guenther <rguenther@suse.de>
434 * gimplify.c (gimplify_conversion): Make sure that the result
435 from maybe_fold_offset_to_reference is trivially convertible
436 to the desired type before doing the simplification.
437 (gimplify_expr): Likewise.
438 * fold-const.c (fold_binary): Use the correct types for
439 building the simplified expression.
441 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
443 PR rtl-optimization/32729
444 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
445 that fallthru to exit.
447 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
449 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
450 (symDTPOFF2reg): Likewise.
452 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
454 PR tree-optimization/32663
456 * tree.h (VALUE_HANDLE_VUSES): Remove.
457 (struct tree_value_handle): Remove vuses.
459 * tree-vn.c (create_value_handle_for_expr): Don't set
462 * tree-ssa-pre.c (expression_vuses): New.
463 (alloc_expression_id): Set up expression_vuses.
464 (get_expression_vuses): New.
465 (set_expression_vuses): Ditto.
466 (clear_expression_ids): Modify for expression_vuses.
467 (phi_translate_1): Ditto.
468 (phi_translate_set): Ditto.
469 (value_dies_in_block_x): Ditto
470 (valid_in_sets): Ditto.
471 (add_to_sets): Ditto.
472 (find_existing_value_expr): Ditto.
473 (create_value_handle_for_expr): Ditto.
474 (make_values_for_stmt): Ditto.
475 (vuse_equiv): Remove.
477 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
479 * Makefile.in (mostlyclean): Remove object files.
481 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
483 * toplev.c (no_new_pseudos): Deleted.
484 * rtl.h (no_new_pseudos): Deleted.
485 * tree-pass.h (pass_no_new_pseudos): Deleted.
486 * passes.c (pass_no_new_pseudos): Deleted.
487 * final.c (rest_of_clean_state): Removed no_new_pseudos.
488 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
489 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
491 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
492 * rtlhooks.c (gen_lowpart_general): Ditto.
493 * optabs.c (prepare_operand): Ditto.
494 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
496 * modulo-sched.c (rest_of_handle_sms): Ditto.
497 * see.c (rest_of_handle_see): Ditto.
498 * ifcvt.c (if_convert): Ditto.
499 (gate_handle_if_after_combine): Replaced no_new_pseudos with
501 * init-regs.c (gate_initialize_regs): Deleted set of
503 * lower-subreg.c (decompose_multiword_subregs): Ditto.
504 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
505 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
507 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
511 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
512 (*vec_extractv2di_1_rex64): New insn pattern.
514 2007-07-11 David Daney <ddaney@avtrex.com>
516 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
517 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
518 for SIGNAL_UNWIND_RETURN_COLUMN.
519 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
520 (DWARF_FRAME_REGNUM): Rewrite.
521 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
523 2007-07-11 Nick Clifton <nickc@redhat.com>
525 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
526 delta and use gen_int_mode in place of GET_INT instead.
528 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
530 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
533 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
535 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
536 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
538 * params.h (VERIFY_CANONICAL_TYPES): Remove.
539 (USE_CANONICAL_TYPES): New.
540 * doc/invoke.texi (verify-canonical-types): Remove.
541 (use-canonical-types): Add.
543 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
545 * config/spu/spu.c (spu_optimization_options): Remove setting of
546 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
547 (spu_override_options): Move it here.
549 2007-07-11 Richard Sandiford <richard@codesourcery.com>
551 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
552 * config/mips/mips.c (mips_cpu_info_table): Mention
553 MIPS_ISA_LEVEL_SPEC in the comment.
555 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
557 PR tree-optimization/32713
558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
560 2007-07-11 Paolo Carlini <pcarlini@suse.de>
563 * c-opts.c (c_common_post_options): Do not change flag_complex_method
564 conditional to flag_isoc99.
565 (c_common_init_options): Do it here, unconditionally.
567 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
569 PR tree-optimization/32589
570 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
571 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
572 * tree-ssa-propagate.c (valid_gimple_expression_p): New
573 predicate, extracted from...
574 (set_rhs): ...here. Call it for the expression on entry.
575 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
576 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
577 (simplify_binary_expression): Use valid_gimple_expression_p
578 to validate the simplification.
579 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
581 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
583 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
584 DWARF2_DEBUG on 32 bit target too.
585 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
587 2007-07-11 Nick Clifton <nickc@redhat.com>
589 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
590 version for 64-bit hosts.
592 2007-07-10 David Daney <ddaney@avtrex.com>
594 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
596 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
598 * config/mips/mips.c (mips_expand_synci_loop): New function.
599 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
600 (UNSPEC_RDHWR): Same.
601 (UNSPEC_SYNCI): Same.
603 (clear_cache): New expand.
607 (clear_hazard): Same.
608 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
610 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
611 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
613 2007-07-10 Ian Lance Taylor <iant@google.com>
615 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
618 2007-07-10 David Daney <ddaney@avtrex.com>
620 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
621 * builtins.c (expand_builtin___clear_cache): New function.
622 (expand_builtin): Call expand_builtin___clear_cache for
623 BUILT_IN_CLEAR_CACHE case.
624 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
625 * doc/md.texi (clear_cache): Document new instruction pattern.
626 * testsuite/gcc.dg/builtins-64.c: New test.
628 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
630 * config/cris/cris.md ("movsi"): Fix typo in last change.
632 2007-07-09 Geoffrey Keating <geoffk@apple.com>
635 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
637 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
638 * varasm.c (assemble_start_function): Honor DECL_ALIGN
639 for FUNCTION_DECLs. Don't use align_functions_log if
641 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
642 even for FUNCTION_DECLs.
643 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
645 * tree.h (DECL_ALIGN): Update for new location of 'align'.
646 (DECL_FUNCTION_CODE): Update for new location and name of
648 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
649 (struct tree_decl_common): Move 'align' and 'off_align' out
650 of union, ensure they're still on a 32-bit boundary. Remove
651 other fields in union 'u1'.
652 (struct tree_function_decl): Add field 'function_code' replacing
653 'u1.f' in tree_decl_common.
654 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
655 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
656 (Variable Attributes): Cross-reference 'aligned' attribute
657 to Function Attributes.
658 * flags.h (force_align_functions_log): Delete.
659 * toplev.c (force_align_functions_log): Delete.
661 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
665 (*vec_concatv2di_rex): New insn pattern.
667 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
670 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
672 2007-07-10 Ian Lance Taylor <iant@google.com>
674 Replace no_new_pseudos in backends.
675 * rtl.h (can_create_pseudo_p): Define.
676 * config/darwin.c (machopic_indirect_data_reference): Use
677 can_create_pseudo_p () instead of no_new_pseudos.
678 (machopic_indirect_data_reference): Likewise.
679 (machopic_legitimize_pic_address): Likewise.
680 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
681 (alpha_emit_set_const_1): Likewise.
682 (alpha_emit_set_const): Likewise.
683 (alpha_emit_conditional_move): Likewise.
684 (alpha_split_conditional_move): Likewise.
685 * config/alpha/alpha.md (various splitters): Likewise.
687 * config/arm/arm.c (legitimize_pic_address): Likewise.
688 (arm_load_pic_register): Likewise.
689 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
690 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
691 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
692 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
693 * config/cris/cris.md (movsi): Likewise.
694 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
695 (symGOTOFF2reg_hilo): Likewise.
696 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
697 * config/h8300/h8300.md (insv, extzv): Likewise.
698 * config/i386/i386.c (ix86_expand_move): Likewise.
699 (ix86_expand_vector_move): Likewise.
700 (ix86_prepare_fp_compare_args): Likewise.
701 (ix86_expand_carry_flag_compare): Likewise.
702 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
703 (tls_dynamic_gnu2_combine_32): Likewise.
704 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
705 * config/ia64/ia64.c (ia64_expand_move): Likewise.
706 (ia64_expand_movxf_movrf): Likewise.
707 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
708 (m32c_split_move): Likewise.
709 (m32c_expand_insv): Likewise.
710 * config/m68k/m68k.md (movsi): Likewise.
711 * config/mips/mips.c (mips_force_temporary): Likewise.
712 (mips_split_symbol): Likewise.
713 (mips_move_integer): Likewise.
714 (mips_legitimize_const_move): Likewise.
715 * config/mn10300/mn10300.md (movsi): Likewise.
716 * config/pa/pa.c (emit_move_sequence): Likewise.
717 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
718 (rs6000_got_register): Likewise.
719 (create_TOC_reference): Likewise.
720 (rs6000_machopic_legitimize_pic_address): Likewise.
721 * config/rs6000/rs6000.md (add<mode>3): Likewise.
722 (various splitters): Likewise.
723 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
724 (movsi_got): Likewise.
725 * config/s390/s390.c (emit_symbolic_move): Likewise.
726 * config/s390/s390.md (movhi, movqi): Likewise.
727 (load_multiple, store_multiple): Likewise.
728 * config/score/score.c (score_force_temporary): Likewise.
729 * config/sh/sh.c (prepare_move_operands): Likewise.
730 (prepare_cbranch_operands): Likewise.
731 (emit_fpu_switch): Likewise.
732 (fpscr_set_from_mem): Likewise.
733 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
734 (adddi3, subsi3): Likewise.
735 (various splitters): Likewise.
736 (divsi_inv_fp_combine): Likewise.
737 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
738 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
740 * config/sh/predicates.md (xor_operand): Likewise.
741 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
742 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
743 (movdi_pic_label_ref): Likewise.
744 * config/spu/spu.c (spu_split_immediate): Likewise.
745 * config/alpha/alpha.md (various splitters): Remove test
746 !no_new_pseudos || reload_completed.
747 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
749 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
750 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
752 * config/score/score.c (th_output_mi_thunk): Likewise.
753 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
754 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
756 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
758 PR rtl-optimization/32664
759 * mode-switching.c (create_pre_exit): Skip barrier insns.
761 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
763 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
764 force_gimple_operand_bsi.
765 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
766 rewrite_use_compare): Ditto.
767 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
769 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
770 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
771 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
772 * tree-profile.c (prepare_instrumented_value,
773 tree_gen_interval_profiler, tree_gen_pow2_profiler,
774 tree_gen_one_value_profiler, tree_gen_ic_profiler,
775 tree_gen_ic_func_profiler, tree_gen_average_profiler,
776 tree_gen_ior_profiler): Ditto.
777 * tree-ssa-reassoc.c (negate_value): Ditto.
778 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
779 Use force_gimple_operand_bsi.
780 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
781 * tree-if-conv.c (add_to_dst_predicate_list,
782 find_phi_replacement_condition): Ditto.
783 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
784 Call mark_symbols_for_renaming for new statements.
785 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
787 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
789 * cfghooks.c (remove_edge): New function.
790 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
792 * cfghooks.h (remove_edge): Declare.
793 * cfg.c (remove_edge): Renamed to remove_edge_raw.
794 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
796 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
798 * optabs.h: Added declaration for signbit_optab.
799 * optabs.c: (init_optabs): Added initialization for signbit_optab.
800 * genoptinit.c (optabs): Added entry for signbit insns.
801 * builtins.c (expand_builtin_signbit): Added code to use a signbit
803 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
804 * config/s390/s390.md (signbit<mode>2): New expander.
806 2007-07-09 Richard Guenther <rguenther@suse.de>
809 * fold-const.c (fold_plusminus_mult_expr): Move constant
810 arguments second to allow decomposing.
812 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
815 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
817 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
818 Disregard DECL_FROM_INLINE.
820 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
823 * doc/invoke.texi: Add ftree-reassoc flag.
824 * common.opt (ftree-reassoc): New flag.
825 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
826 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
828 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
830 PR tree-optimization/32681
831 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
832 saved in second_edge->aux when first_bb is a loop header.
834 2007-07-09 Jan HUbicka <jh@suse.cz>
836 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
838 2007-07-09 Richard Guenther <rguenther@suse.de>
840 * c-decl.c (start_function): Do not promote return type.
842 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
844 * function.c (do_warn_unused_parameter): Do not warn if
845 TREE_NO_WARNING is set.
847 2007-07-08 Andreas Schwab <schwab@suse.de>
849 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
851 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
854 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
856 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
857 apply to assembly language, too.
858 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
860 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
862 Revert (note the sccvn portions are *not* reverted)
863 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
865 Fix PR tree-optimization/23488
867 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
869 * tree-flow-inline.h (get_value_handle): Ditto.
870 * tree-ssa-pre.c (decl_vh_map): New.
871 (decl_node_pool): New.
872 (can_value_number_operation): Support DECL_P.
873 (can_PRE_operation): Ditto.
874 (create_expression_by_pieces): Ditto.
875 (find_existing_value_expr): Modify to differnetiate between
876 addressing and top level.
877 (create_value_handle_for_expr): Handle DECL's.
878 (poolify_tree): Ditto.
879 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
880 (make_values_for_stmt): Handle DECL's properly.
881 (init_pre): Reorg to not init useless things during FRE.
883 * tree-flow.h: Include pointer-set.h.
884 (decl_vh_map): Declare.
885 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
887 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
889 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
890 the constraint description.
891 * doc/md.texi: Update documentation of AVR constraints.
893 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
895 * auto-inc-dec.c, config/arm/arm.c,
896 config/m32r/constraints.md, config/mips/mips.md,
897 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
898 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
899 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
900 typos. Follow spelling conventions.
901 * doc/invoke.texi, doc/rtl.texi: Fix typos.
903 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
904 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
906 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
907 realloc_vuse): Remove.
908 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
911 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
913 Fix PR tree-optimization/23488
915 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
916 (try_to_simplify): Ditto.
918 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
920 * tree-flow-inline.h (get_value_handle): Ditto.
921 * tree-ssa-pre.c (decl_vh_map): New.
922 (decl_node_pool): New.
923 (can_value_number_operation): Support DECL_P.
924 (can_PRE_operation): Ditto.
925 (create_expression_by_pieces): Ditto.
926 (find_existing_value_expr): Modify to differnetiate between
927 addressing and top level.
928 (create_value_handle_for_expr): Handle DECL's.
929 (poolify_tree): Ditto.
930 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
931 (make_values_for_stmt): Handle DECL's properly.
932 (init_pre): Reorg to not init useless things during FRE.
934 * tree-flow.h: Include pointer-set.h.
935 (decl_vh_map): Declare.
936 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
938 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
940 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
941 apply to assembly language, too.
942 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
944 2007-07-06 Ian Lance Taylor <iant@google.com>
945 Zack Weinberg <zackw@panix.com>
948 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
950 2007-07-06 Richard Sandiford <richard@codesourcery.com>
952 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
953 (prefetch): Likewise if "pref" would be used.
955 2007-07-06 Josh Conner <jconner@apple.com>
959 * calls.c (store_one_arg): Handle arguments which are partially
960 on the stack when detecting argument overlap.
962 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
964 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
965 chosen during find_reloads.
967 2007-07-06 Richard Guenther <rguenther@suse.de>
969 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
970 TYPE_ARG_TYPES for verification of argument types. Use
971 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
972 parameters as variable arguments.
974 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
976 * libgcc2.h (word_type): Type definition removed.
977 (cmp_return_type, shift_count_type): Type definitions added.
978 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
979 replaced with shift_count_type.
980 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
982 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
983 changed from word_type to Wtype.
984 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
985 replaced with shift_count_type.
986 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
988 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
989 and libgcc_shift_count attribute added.
990 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
991 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
992 (TARGET_INITIALIZER): New target hooks added.
993 * targhooks.c (default_libgcc_cmp_return_mode,
994 default_libgcc_shift_count_mode): Default implementations for the new
996 * targhooks.h (default_libgcc_cmp_return_mode,
997 default_libgcc_shift_count_mode): Function prototypes added.
998 * target.h (struct gcc_target): Fields for the new target hooks added.
999 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1001 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1004 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1005 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1007 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1008 s390_libgcc_shift_count_mode): Functions added.
1009 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1010 Target hooks defined.
1012 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1014 * config/mips/mips.c (compute_frame_size): Restore the original
1015 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1016 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1017 Document why the difference is needed.
1019 2007-07-06 Richard Guenther <rguenther@suse.de>
1021 * c-common.c (boolean_increment): Use correctly typed
1024 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1026 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1027 the topmost argument register is not also included in the save mask.
1028 (mips16e_collect_argument_save_p): Take a pointer to the argument
1029 register, rather than a pointer to the number of arguments.
1030 (mips16e_collect_argument_saves): Only include argument saves
1031 that aren't in the register mask.
1033 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1035 PR rtl-optimization/32450
1036 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1037 to ensure that instructions are not moved into the prologue when
1038 profiling is on. Remove unused prologue_end variable.
1039 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1040 as a scheduling barrier.
1042 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1045 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1046 Disregard DECL_FROM_INLINE.
1048 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1050 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1051 IORing with a constant.
1053 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1055 PR rtl-optimization/32475
1056 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1057 for every definition of the stack pointer.
1059 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1061 * arm.c (vfp3_const_double_index): Copy signed results of
1062 REAL_VALUE_TO_INT into unsigned vars.
1064 2007-07-05 Richard Guenther <rguenther@suse.de>
1067 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1069 * tree-ssa.c (useless_type_conversion_p): Check canonical
1072 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1074 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1075 zero_extendhisi2): Change to define_insn_and_split.
1076 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1078 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1080 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1081 pass_match_asm_constraints): New.
1082 * passes.c (init_optimization_passes): Add new pass.
1083 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1084 * function.h (struct function): Add has_asm_statement bit.
1085 (current_function_has_asm_statement): New.
1086 * tree-pass.h (pass_match_asm_constraints): New.
1088 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1090 * config/mips/mips.c (mips_file_start): Avoid declaration
1093 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1095 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1097 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1099 * rtl.def (NOTE): Change print format string to print
1100 operand 5 as a note insn name.
1102 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1103 David Ung <davidu@mips.com>
1105 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1106 * doc/invoke.texi: (MIPS Options): Document them.
1108 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1109 David Ung <davidu@mips.com>
1111 Add support for SmartMIPS ASE.
1113 * optabs.c (expand_binop_directly): New, broken out from...
1114 (expand_binop): Here. Make it try rotating in the other
1115 direction even when the second operand isn't constant.
1116 * config/mips/mips.md (*lwxs): New.
1117 * config/mips/mips.opt (msmartmips): New.
1118 * config/mips/mips.c (mips_lwxs_address_p): New.
1119 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1120 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1121 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1122 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1123 (ISA_HAS_LWXS): New.
1124 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1125 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1126 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1127 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1128 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1129 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1130 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1132 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1134 * tree-vectorizer.c (new_loop_vec_info): Initialize
1135 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1136 * tree-vectorizer.h (_loop_vec_info): Added new filed
1137 min_profitable_iters.
1138 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1139 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1140 * tree-vect-analyze.c (vect_analyze_operations): Set
1141 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1142 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1143 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1144 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1145 and prologue cost to after they are computed.
1146 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1148 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1149 of creating vectors from scalars according to dt.
1150 (vect_model_store_cost): Likewise.
1151 (vectorizable_call): Use dt array instead of scalar dt. Call
1152 vect_model_simple_cost with additional argument dt.
1153 (vectorizable_assignment): Likewise.
1154 (vectorizable_operation): Likewise.
1155 (vectorizable_type_demotion): Likewise.
1156 (vectorizable_type_promotion): Likewise.
1157 (vectorizable_store): Use dt array instead of scalar dt. Call
1158 vect_model_store_cost with additional argument dt.
1159 (vect_do_peeling_for_loop_bound): Don't call
1160 vect_estimate_min_profitable_iters. Instead, lookup
1161 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1162 "may not be profitable".
1164 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1167 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1168 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1169 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1170 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1172 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1174 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1175 addressing modes cheaper.
1177 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1179 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1180 (dw_ranges_struct): Rename block_num to num. Adjust.
1181 (dw_ranges_by_label_struct): New.
1182 (ranges_by_label, ranges_by_label_allocated,
1183 ranges_by_label_in_use): New variables.
1184 (add_ranges_num): Factored most of the code out of...
1185 (add_ranges): ... this one. Rewrite in terms of the former.
1186 (add_ranges_by_labels): New.
1187 (output_ranges): Output by-label ranges.
1188 (dwarf2out_finish): Output range for multiple-section
1189 compile_unit. Output standard DW_AT_low_pc in addition to
1190 unexpected DW_AT_entry_pc.
1192 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1194 PR tree-optimization/32604
1195 PR tree-optimization/32606
1197 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1198 (compute_antic_safe): Removed.
1199 (ANTIC_SAFE_LOADS): Ditto.
1200 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1201 (execute_pre): Don't call compute_antic_safe.
1202 (vuse_equiv): New function.
1203 (make_values_for_stmt): Use it
1204 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1207 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1210 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1212 (avr_attribute_table): Make "naked" attribute apply to function types
1213 rather than to decls.
1214 (avr_handle_fntype_attribute): New function.
1216 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1218 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1221 2007-07-04 David Ung <davidu@mips.com>
1222 Joseph Myers <joseph@codesourcery.com>
1224 * config/mips/mips.md (type): Add logical, signext and move.
1225 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1226 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1227 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1228 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1229 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1230 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1231 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1232 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1233 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1234 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1235 movv2sf_hardfloat_64bit): Use the new types.
1236 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1237 *movdf_softfloat, *movdf_mips16): Use "multi".
1238 (extendqihi2): Replace with a define_expand.
1239 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1240 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1241 * config/mips/74k.md (r74k_int_logical): New reservation and
1243 (r74k_int_arith): Remove "slt".
1244 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1245 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1246 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1247 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1248 reservations for "arith".
1250 2007-07-04 Richard Guenther <rguenther@suse.de>
1252 * tree-ssa.c (useless_type_conversion_p): Add handling for
1253 scalar float and vector types. Only call the types_compatible_p
1254 langhook for aggregate types as last resort. Follow the
1257 2007-07-04 Richard Guenther <rguenther@suse.de>
1259 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1260 the same as NOP_EXPR.
1262 2007-07-04 Nick Clifton <nickc@redhat.com>
1264 * target.h (struct gcc_target): Add target_help field.
1265 * target-def.h (TARGET_HELP): New.
1266 (TARGET_INITIALIZER): Use TARGET_HELP.
1267 * opts.c (command_handle_option): Invoke target_help function, if
1268 defined, when the user has specified --target-help on the command
1270 * doc/invoke.texi: Mention that --target-help might print
1271 additional information.
1272 * doc/tm.texi: Document TARGET_HELP hook.
1274 * arm.c (TARGET_HELP): Override default definition.
1275 (arm_target_help): New - display a wrapped list of cores and
1276 architectures supported.
1278 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1280 * config/gcc/v850/v850.c (expand_prologue): Make sure
1281 GEN_INT() argument is sign extended rather than zero extended.
1282 (expand_epilogue): Likewise.
1283 (output_move_double): Delete.
1284 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1285 * config/gcc/v850/v850.md (movdi): Delete.
1286 (*movdi_internal): Delete.
1288 (*movdf_internal): Delete.
1290 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1292 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1293 unless compiling RTP PIC.
1295 2007-07-04 Richard Guenther <rguenther@suse.de>
1297 PR tree-optimization/32482
1298 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1299 original ssa name if we didn't find a shift expression.
1300 Fix shift constant for bit zero test.
1302 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1304 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1306 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1308 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1309 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1310 * config/arm/vxworks.h (ASM_SPEC): Delete.
1311 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1313 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1315 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1316 (DDR_REVERSED_P): New.
1317 * tree-data-ref.c (initialize_data_dependence_relation,
1318 build_classic_dist_vector): Set DDR_REVERSED_P.
1320 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1323 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1324 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1325 init_omega_for_ddr_1): Use non conservative number of iterations
1327 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1328 (analyze_siv_subscript): Remove FIXME and reinitialization of
1329 last_conflicts to chrec_dont_know.
1330 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1332 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1334 * tree.c (maybe_canonicalize_argtypes): Improve description.
1336 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1338 * tree.c (maybe_canonicalize_argtypes): New.
1339 (build_function_type): Set canonical type.
1340 (build_method_type_directly): Ditto.
1341 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1344 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1346 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1348 (rewrite_use_nonlinear_expr): Likewise.
1350 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1352 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1354 2007-07-04 Ben Elliston <bje@au.ibm.com>
1356 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1359 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1361 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1362 (Exception Handling): Likewise.
1364 2007-07-03 Jan Hubicka <jh@suse.cz>
1366 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1368 2007-07-03 Eric Christopher <echristo@apple.com>
1370 * doc/cppopts.texi: Add conflicting option note to -dM.
1371 * doc/invoke.texi: Add note about possible conflicts with
1372 -E for -dCHARS and note that -dM will not produce
1373 any results if there is no machine dependent reorg.
1375 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1377 * tree.h (DECL_ALIGN): Back out previous change.
1379 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1381 * configure.ac: Test for .dtprelword support on MIPS.
1382 * configure, config.in: Regenerate.
1383 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1384 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1386 2007-07-03 Julian Brown <julian@codesourcery.com>
1388 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1389 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1390 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1391 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1393 (all_fpus): Add FPUTYPE_VFP3.
1394 (fp_model_for_fpu): Add VFPv3 field.
1395 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1396 (vfp3_const_double_index): New function. Return integer index of
1397 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1399 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1400 and argument represents a valid RTX for a VFPv3 constant.
1401 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1403 (vfp_emit_fstmd): Similar, for fstmd.
1404 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1405 constants, represented as integer indices.
1406 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1407 VFP_REGNO_OK_FOR_DOUBLE macros.
1408 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1409 (arm_file_start): Set float-abi attribute for VFPv3, and output
1410 correct ".fpu" assembler directive.
1411 (arm_dbx_register_numbering): Add FIXME.
1412 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1413 (fputype): Add FPUTYPE_VFP3.
1414 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1415 (CALL_USED_REGISTERS): Likewise.
1416 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1417 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1418 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1419 (D7_VFP_REGNUM): New.
1420 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1421 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1422 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1423 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1424 (REG_ALLOC_ORDER): Adjust for VFPv3.
1425 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1426 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1427 VFP_LO_REGS, VFP_HI_REGS.
1428 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1429 (IS_VFP_CLASS): Define macro.
1430 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1432 (REGISTER_MOVE_COST): Likewise.
1433 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1434 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1435 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1436 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1437 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1438 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1439 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1440 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1441 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1442 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1443 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1444 where appropriate for single-word registers.
1445 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1446 As above. Fix type attributes.
1447 * config/arm/constraints.md (register_contraint "t"): Define.
1448 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1450 (register_constraint "x"): Define.
1451 (constraint "Dv"): Define.
1453 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1455 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1457 2007-07-03 Tom Tromey <tromey@redhat.com>
1459 * c-parser.c (objc_pq_context): Removed.
1460 (objc_need_raw_identifier): Likewise.
1461 (c_parser) <objc_pq_context>: New field.
1462 <objc_need_raw_identifier>: Likewise.
1463 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1464 (c_lex_one_token): Update.
1465 (c_parser_objc_protocol_definition): Update.
1466 (c_parser_objc_method_definition): Update.
1467 (c_parser_objc_methodproto): Update.
1468 (c_parser_declspecs): Update.
1470 2007-07-03 David Ung <davidu@mips.com>
1472 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1474 2007-07-03 David Ung <davidu@mips.com>
1475 Richard Sandiford <richard@codesourcery.com>
1477 * doc/invoke.texi: Document -march=74kf3_2.
1478 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1479 (TUNE_74K): Check for it.
1480 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1481 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1482 * config/mips/mips.md (cpu): Add 74kf3_2.
1483 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1484 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1485 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1486 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1487 74kf3_2 to the CPU list.
1488 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1489 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1490 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1491 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1492 (r74kf3_2_fxfer_from_c1): New insn reservations.
1494 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1495 David Ung <davidu@mips.com>
1497 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1498 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1499 and 74k[fx]. Document aliases for the new options.
1500 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1501 (PROCESSOR_24KF2_1): ...this.
1502 (PROCESSOR_24KX): Rename to...
1503 (PROCESSOR_24KF1_1): ...this.
1504 (PROCESSOR_74KF): Rename to...
1505 (PROCESSOR_74KF2_1): ...this.
1506 (PROCESSOR_74KX): Rename to...
1507 (PROCESSOR_74KF1_1): ...this.
1508 (TUNE_74K): Update PROCESSOR_* names.
1509 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1510 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1511 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1512 (mips_rtx_cost_data): Update processor names in comments.
1513 (mips_issue_rate): Update PROCESSOR_* names.
1514 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1515 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1516 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1517 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1518 Update cpu attribute names.
1519 (r24k_fpu_iss): Rename this reservation to...
1520 (r24kf2_1_fpu_iss): ...this and update all uses.
1521 (r24kx_fpu_iss): Rename this reservation to...
1522 (r24kf1_1_fpu_iss): ...this and update all uses.
1523 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1524 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1525 Update cpu attribute names.
1527 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1529 * config/m32r/constraints.md: New file.
1530 * config/m32r/m32r.c: Include tm-constrs.h.
1531 (small_data_operand): Use satisfies_constraint_* instead of macro.
1532 (addr24_operand, gen_compare): Likewise.
1533 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1534 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1535 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1536 EXTRA_CONSTRAINT): Likewise.
1537 * config/m32r/m32r.md: Include constraints.md.
1538 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1539 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1540 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1541 (two_insn_const_operand, int8_operand, uint16_operand,
1542 reg_or_int16_operand, reg_or_uint16_operand,
1543 reg_or_cmp_int16_operand, cmp_int16_operand,
1544 seth_add3_operand): Likewise.
1546 2007-07-03 Eric Christopher <echristo@gmail.com>
1548 * libgcc2.h: Conditionally declare __bswapsi2 and
1551 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1553 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1556 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1559 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1560 (__gthrw_pragma): Provide default definition.
1562 * gthr-posix.c (__gthrw_pragma): Define.
1564 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1566 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1567 before declaring inequality.
1569 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1571 * combine.c (recog_for_combine): Log the success or failure of
1572 matching new insn patterns against the machine description in
1575 2007-07-03 Revital Eres <eres@il.ibm.com>
1577 * ddg.c (print_sccs): New function.
1578 (check_sccs): New function.
1579 (create_ddg_all_sccs): Use it.
1580 * ddg.h (print_sccs): Declare.
1581 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1583 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1585 * targhooks.h (default_mode_for_suffix): New function declaration.
1586 * targhooks.c (default_mode_for_suffix): New default target hook.
1587 * target.h (struct c): New structure in the targetm struct.
1588 (mode_for_suffix): New target hook as part of struct c.
1589 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1590 default_mode_for_suffix.
1591 (TARGET_C): New define.
1592 * c-lex.c: Include "target.h".
1593 (interpret_float): Use targetm.c.mode_for_suffix to determine
1594 the mode for a given non-standard suffix.
1595 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1597 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1598 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1600 * doc/extend.texi (Floating Types): New node. Document __float80 and
1601 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1603 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1606 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1607 predicate instead of target_operand.
1608 (divsi3_i1_media, divsi3_media_2): Likewise.
1610 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1612 * tree.h (alias_sets_might_conflict_p): Rename into
1613 alias_sets_must_conflict_p.
1614 * alias.c (alias_sets_might_conflict_p): Likewise.
1615 (alias_sets_conflict_p): Use it.
1616 (objects_must_conflict_p): Likewise.
1617 * c-common.c (strict_aliasing_warning): Adjust.
1619 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1621 * rtlhooks.c (gen_lowpart_if_possible): Check for
1622 invalid subreg before calling gen_lowpart_SUBREG.
1624 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1626 * config/darwin9.h: Add copyright notice.
1627 (LINK_COMMAND_SPEC): Add comment.
1628 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1629 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1630 DARWIN_LIBSYSTEM_HAS_UNWIND.
1632 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1635 * omp-low.c (check_combined_parallel): New function.
1636 (lower_omp_parallel): Call it via walk_stmts, set
1637 OMP_PARALLEL_COMBINED if appropriate.
1638 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1639 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1640 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1641 don't consider it as combined parallel.
1643 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1645 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1646 (gcc_tooldir): Likewise.
1647 * configure: Regenerate.
1648 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1649 old configure.ac gcc_tooldir setting.
1650 (prefix_to_exec_prefix): New variable.
1651 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1652 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1654 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1656 Fix PR tree-optimization/32583
1657 Fix PR tree-optimization/32584
1658 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1659 (phi_translate_set): Use phi_translate directly now.
1660 (make_values_for_stmt): Don't value number RHS if we already know
1663 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1664 Jim Wilson <wilson@specifix.com>
1667 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1670 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1671 Richard Sandiford <richard@codesourcery.com>
1672 Nigel Stephens <nigel@mips.com>
1674 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1675 (mips16e_output_save_restore): Declare.
1676 (mips16e_save_restore_pattern_p): Likewise.
1677 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1678 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1679 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1680 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1681 (BITSET_P): New global macro, extracted from...
1682 (mips_for_each_saved_reg): ...here.
1683 (mips16e_save_restore_info): New struct.
1684 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1685 (mips16e_save_restore_regs): New variable.
1686 (mips_split_plus, mips16e_find_first_register): New functions.
1687 (mips16e_mask_registers): New function.
1688 (compute_frame_size): Expand the commentary before the function.
1689 Enforce the MIPS16e save and restore register range restrictions.
1690 Pad the general register save area at the low end.
1691 (mips16e_save_restore_reg, mips16e_build_save_restore)
1692 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1693 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1694 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1696 (mips_expand_prologue, mips_expand_epilogue): Handle
1697 GENERATE_MIPS16E_SAVE_RESTORE.
1698 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1700 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1702 PR tree-optimization/31966
1703 PR tree-optimization/32533
1704 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1705 "basic_block" description as its third argument. Update function
1706 calls to get destination bb from "edge" argument. Save "cond" into
1707 aux field of the edge. Update prototype for changed arguments.
1708 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1710 (find_phi_replacement_condition): Operate on incoming edges, not
1711 on predecessor blocks. If there is a condition saved in the
1712 incoming edge aux field, AND it with incoming bb predicate.
1713 Return source bb of the first edge.
1714 (clean_predicate_lists): Clean aux field of outgoing node edges.
1715 (tree_if_conversion): Do not initialize cond variable. Move
1716 variable declaration into the loop.
1717 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1718 initializations of new_stmt, arg0 and arg1 variables.
1720 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1722 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1723 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1725 2007-07-02 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa.c (useless_type_conversion_p): Document
1728 future intent as defining the middle-end type system.
1729 Re-structure to call langhook last, group by type class,
1730 mark questionable parts.
1732 2007-07-02 Richard Guenther <rguenther@suse.de>
1734 * tree-flow.h (types_compatible_p): Declare.
1735 * tree-ssa.c (types_compatible_p): New function.
1736 * ipa-type-escape.c (discover_unique_type): Use
1737 types_compatible_p instead of lang_hooks.types_compatible_p.
1738 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1739 * tree-vn.c (expressions_equal_p): Likewise.
1740 * tree.c (fields_compatible_p): Likewise.
1741 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1742 (cprop_operand): Use useless_type_conversion_p instead of
1743 lang_hooks.types_compatible_p.
1744 * tree-inline.c (setup_one_parameter): Likewise.
1745 (declare_return_variable): Likewise.
1746 * tree-nrv.c (tree_nrv): Likewise.
1747 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1748 (maybe_fold_offset_to_component_ref): Likewise.
1749 (maybe_fold_offset_to_reference): Likewise.
1750 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1751 (merge_alias_info): Likewise.
1752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1753 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1754 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1755 * tree-tailcall.c (find_tail_calls): Likewise.
1756 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1757 * gimplify.c (canonicalize_addr_expr): Likewise.
1758 (fold_indirect_ref_rhs): Likewise.
1759 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1760 (cpt_same_type): Likewise.
1761 (check_pointer_types_r): Swap parameters to cpt_same_type
1763 * fold-const.c (fold_convert): Revert fix for PR15988.
1764 * tree-inline.c (setup_one_parameter): Instead fix it here by
1765 using fold_build1 instead of fold_convert and checking for
1766 error_mark_node. Convert only if the conversion is necessary.
1768 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1770 * configure.ac: Check for .gnu_attribute on Power.
1771 * configure: Regenerate.
1772 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1773 attribute for floating-point ABI.
1775 2007-07-02 Ira Rosen <irar@il.ibm.com>
1777 PR tree-optimization/32230
1778 PR tree-optimization/32477
1779 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1780 address is a constant.
1782 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1784 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1785 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1786 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1787 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1788 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1789 64-bit targets. Add support for *-elfoabi*.
1790 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1791 different settings if $(tm_defines) does not select the EABI.
1792 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1793 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1794 (MIPS_ARCH_OPTION_SPEC): Likewise.
1795 (MIPS_ISA_LEVEL_SPEC): Likewise.
1796 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1797 * config/mips/elfoabi.h: New file.
1799 2007-07-02 Richard Guenther <rguenther@suse.de>
1801 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1802 (useless_type_conversion_p): ... this.
1803 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1804 (useless_type_conversion_p): ... this.
1805 * builtins.c (fold_builtin_memory_op): Rename
1806 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1807 * tree-cfg.c (verify_expr): Likewise.
1808 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1809 * tree-ssa-ccp.c (ccp_fold): Likewise.
1810 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1811 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1813 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1814 * tree-ssa-pre.c (eliminate): Likewise.
1815 * tree-ssa.c (delete_tree_ssa): Likewise.
1816 (tree_ssa_useless_type_conversion): Likewise.
1817 * tree.c (build2_stat): Likewise.
1819 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1821 Fix PR tree-optimization/32571
1822 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1825 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1828 and other expected operations explicitly, change default to
1831 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1833 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1835 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1836 (tls_load_dot_plus_eight): Move the label number into the unspec.
1837 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1839 2007-07-01 Andreas Schwab <schwab@suse.de>
1841 * dwarf2out.c (initial_return_save): Define only if used.
1843 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1845 Unreverting Richard's Revert of:
1847 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1849 * dce.c (deletable_insn_p_1): New function, split out from...
1850 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1851 specially, not those inside PARALLELs. Remove BODY argument
1852 and adjust recursive call accordingly.
1853 (prescan_insns_for_dce): Update call to delete_insn_p.
1855 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1856 Revital Eres <eres@il.ibm.com>
1858 * ddg.c (create_ddg_all_sccs): Fix missed
1859 initialization of scc_nodes.
1861 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1864 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1865 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1867 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1869 * configure.ac: Check for .gnu_attribute on MIPS.
1870 * configure, config.in: Regenerate.
1871 * config/mips/mips.c (mips_file_start): If supported, output
1872 attribute for floating-point ABI.
1874 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1878 (ffs_cmove): New expander to expand using ctz pattern.
1879 (*ffs_cmove): Remove pattern.
1880 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1881 (ffsdi2): Expand using ctz pattern.
1882 (*ffs_rex64): Remove pattern.
1884 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1886 PR rtl-optimization/32296
1887 * pa.md (return): Delete pattern.
1888 (return_internal): Remove "(const_int 1)" from pattern.
1889 (epilogue): Use return_internal pattern for trivial returns.
1890 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1891 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1893 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1895 * tree-ssa-pre.c (is_exception_related): New function
1896 (can_value_number_operation): Use it.
1898 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1900 Fix PR tree-optimization/32540
1901 Fix PR tree-optimization/31651
1903 * tree-ssa-sccvn.c: New file.
1905 * tree-ssa-sccvn.h: Ditto.
1907 * tree-vn.c: Include tree-ssa-sccvn.h
1908 (val_expr_paid_d): Removed.
1909 (value_table): Ditto.
1910 (vn_compute): Ditto.
1911 (val_expr_pair_hash): Ditto.
1912 (val_expr_pair_expr_eq): Ditto.
1913 (copy_vuses_from_stmt): Ditto.
1916 (shared_vuses_from_stmt): Ditto.
1917 (print_creation_to_file): Moved up.
1918 (sort_vuses): Ditto.
1919 (sort_vuses_heap): Ditto.
1920 (set_value_handle): Make non-static.
1921 (make_value_handle): Ditto.
1922 (vn_add): Rewritten to use sccvn lookups.
1923 (vn_add_with_vuses): Ditto.
1924 (vn_lookup): Ditto (and second argument removed).
1925 (vn_lookup_with_vuses): Ditto.
1926 (vn_lookup_or_add): Ditto (and second argument removed);
1927 (vn_lookup_or_add_with_vuses): Ditto.
1928 (vn_lookup_with_stmt): New.
1929 (vn_lookup_or_add_with_stmt): Ditto.
1930 (create_value_handle_for_expr): Ditto.
1932 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1933 (seen_during_translate): New function.
1934 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1935 (phi_trans_add): Ditto.
1936 (constant_expr_p): FIELD_DECL is always constant.
1937 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1938 Use constant_expr_p.
1939 Avoid infinite recursion on mutually valued expressions.
1940 Change callers of vn_lookup_or_add.
1941 (phi_translate): New function.
1942 (compute_antic_safe): Allow phi nodes.
1943 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1944 (find_or_generate_expression): Rewrite slightly.
1945 (create_expression_by_pieces): Updated for vn_lookup_or_add
1947 Update VN_INFO for new names.
1948 (insert_into_preds_of_block): Update for new names.
1949 (add_to_exp_gen): New function.
1950 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1951 (find_existing_value_expr): Rewrite to changed vn_lookup.
1952 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1953 (try_look_through_load): Removed.
1954 (try_combine_conversion): Ditto.
1955 (get_sccvn_value): New function.
1956 (make_values_for_phi): Ditto.
1957 (make_values_for_stmt): Ditto.
1958 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1960 (init_pre): Update for SCCVN changes.
1962 (execute_pre): Ditto.
1964 * tree-flow.h (make_value_handle): Declare.
1965 (set_value_handle): Ditto.
1966 (sort_vuses_heap): Ditto.
1967 (vn_lookup_or_add_with_stmt): Ditto.
1968 (vn_lookup_with_stmt): Ditto.
1969 (vn_compute): Remove.
1972 (vn_lookup): Update arguments.
1974 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1976 (tree-ssa-sccvn.o): New.
1977 (OBJS-common): Add tree-ssa-sccvn.o
1979 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1982 * c-typeck.c (build_external_ref): Don't mark as used if called
1984 * calls.c (rtx_for_function_call): Likewise.
1986 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1990 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1992 * dce.c (deletable_insn_p_1): New function, split out from...
1993 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1994 specially, not those inside PARALLELs. Remove BODY argument
1995 and adjust recursive call accordingly.
1996 (prescan_insns_for_dce): Update call to delete_insn_p.
1998 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2000 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2001 (try_combine): Move potential calls to undo_all() so they happen
2002 before we commit to using the combined insns.
2004 2006-06-30 Jan Hubicka <jh@suse.cz>
2006 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2009 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2011 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2012 (cgraph_remove_unreachable_nodes): Likewise.
2013 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2014 * ipa-inline.c (update_caller_keys): Cast according to the coding
2016 (cgraph_decide_recursive_inlining): Likewise.
2017 (cgraph_decide_inlining_of_small_function): Likewise.
2018 (try_inline): Likewise.
2019 (cgraph_decide_inlining_incrementally): Likewise.
2020 * ipa-pure-const.c (get_function_state): Likewise.
2021 (scan_function): Likewise.
2022 (analyze_function): Likewise.
2023 (static_execute): Likewise.
2024 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2025 (merge_callee_local_info): Likewise.
2026 (analyze_function): Use type safe memory macros.
2027 (static_execute): Likewise. Cast according to the coding conventions.
2028 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2030 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2032 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2033 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2036 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2039 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2040 for complex modes (both int and real).
2042 2007-06-29 Jan Hubicka <jh@suse.cz>
2044 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2046 2007-06-29 Jan Hubicka <jh@suse.cz>
2049 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2052 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2055 * config/avr/avr.c: Include dataflow header file.
2056 (expand_prologue): Adjust for prologue insn change.
2057 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2060 2007-06-29 Richard Guenther <rguenther@suse.de>
2063 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2064 during type verification.
2066 2007-06-29 Jan Hubicka <jh@suse.cz>
2068 * recog.c (validate_change_rtx_1): Unshare TO argument.
2070 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2072 PR tree-optimization/24659
2073 * tree-vect-transform.c (vectorizable_call): Handle
2074 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2076 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2077 * config/i386/i386.c (enum ix86_builtins)
2078 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2079 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2081 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2082 const using def_builtin_const.
2083 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2084 input operands in the same modes as the result.
2085 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2087 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2089 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2090 (df_set_dead_notes_for_mw): Likewise.
2092 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2094 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2096 2007-06-28 DJ Delorie <dj@redhat.com>
2098 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2100 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2102 * doc/invoke.texi (C++ Dialect Options): Document
2103 fvisibility-ms-compat.
2104 * c.opt (fvisibility-ms-compat): New.
2106 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2109 * tree-affine.c (aff_combination_add_elt): Handle
2110 pointer addition specially.
2112 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2114 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2115 decl is non-external for AIX ABI.
2117 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2119 * config/rs6000/predicates.md (current_file_function_operand):
2120 Ensure the symbol is non-external for AIX ABI.
2122 2007-06-28 Nick Clifton <nickc@redhat.com>
2124 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2125 (fdce, fdse, fpredictive-commoning): Likewise.
2127 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2130 * gcc.c (process_command): Recognize the new -static-libgfortran
2133 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2136 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2137 Use a call clobbered hard reg instead of a pseudo reg.
2139 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2141 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2143 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2146 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2147 REG_LIBCALL and REG_RETVAL notes.
2148 (divsi3, mulsi3): Likewise.
2149 (mulhisi3): Likewise. Use emit_libcall_block.
2150 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2152 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2154 PR rtl-optimization/32481
2155 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2157 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2159 * dce.c (deletable_insn_p_1): New function, split out from...
2160 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2161 specially, not those inside PARALLELs. Remove BODY argument
2162 and adjust recursive call accordingly.
2163 (prescan_insns_for_dce): Update call to delete_insn_p.
2165 2007-06-27 Richard Guenther <rguenther@suse.de>
2168 * tree.h (fold_convertible_p): Declare.
2169 * fold-const.c (fold_convertible_p): New function.
2170 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2171 instead of lang_hooks.types_compatible_p.
2173 2007-06-26 Jan Hubicka <jh@suse.cz>
2175 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2176 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2177 early use validate_unshare_change.
2178 (reload_combine): Likewise.
2179 * recog.c (change_t): New field unshare.
2180 (validate_change_1): Rename from validate_change; add argument unshare.
2181 (validate_change): Turn into wrapper of validate_change_1; update
2182 prototype for bools.
2183 (validate_unshare_change): New.
2184 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2185 calls of df_insn_rescan.
2186 * recog.h (validate_change): Replace ints by bools.
2187 (validate_unshare_change): Declare.
2189 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2191 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2193 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2195 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2197 2007-06-25 Jan Hubicka <jh@suse.cz>
2199 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2201 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2202 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2203 places other call site specific checks are performed.
2205 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2208 * tree-vect-transform.c (vectorizable_operation): Convert
2209 POINTER_PLUS_EXPR over to PLUS_EXPR.
2211 2007-06-25 Chao-ying Fu <fu@mips.com>
2213 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2214 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2215 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2216 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2218 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2219 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2220 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2221 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2222 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2223 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2224 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2225 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2226 ALL_FIXED_POINT_MODE_P): New define.
2227 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2229 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2231 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2232 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2233 MODE_VECTOR_UACCUM): New mode classes.
2235 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2236 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2237 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2240 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2241 (blank_mode): Initialize ibit and fbit.
2242 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2243 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2245 (new_adjust): Change required_class to required_class_from and
2246 required_class_to for testing within a range.
2247 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2248 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2250 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2251 (make_fixed_point_mode): New.
2252 (_ADD_ADJUST): Change C to C1 and C2.
2253 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2254 use a range for machine classes.
2255 (ADJUST_IBIT, ADJUST_FBIT): New.
2256 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2258 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2259 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2260 Emit adjustment for ibit and fbit.
2261 (emit_mode_ibit, emit_mode_fbit): New.
2262 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2264 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2266 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2267 as the source of the set.
2269 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2271 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2272 FP_REGNO_P): Use IN_RANGE.
2273 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2274 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2275 (DATA_REG_P): Use DATA_REGNO_P.
2276 (FP_REG_P): Use FP_REGNO_P.
2277 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2278 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2279 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2281 2007-06-24 Jan Hubicka <jh@suse.cz>
2284 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2286 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2289 * fold-const.c (fold_binary): Strip nops of operand 0
2290 of BIT_NOT_EXPR before calling operand_equal_p.
2291 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2292 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2294 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2296 * doc/extend.texi: Document that dllimport and dllexport imply
2298 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2299 imported or exported declaration, including type declarations.
2300 * c-common.c (handle_visibility_attribute): Check for conflicts
2301 with dllimport/dllexport.
2302 (c_determine_visibility): Handle dllimport/dllexport as an
2303 explicit visibility atttribute.
2305 2007-06-23 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/16876
2309 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2311 * tree-inline.c (initialize_inlined_parameters): Do not call
2312 lang_hooks.tree_inlining.convert_parm_for_inlining.
2313 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2314 reason for mismatched types.
2315 * gimplify.c (gimplify_call_expr): Verify the call expression
2316 arguments match the called function type signature. Otherwise
2317 mark the call expression to be not considered for inlining
2318 using CALL_CANNOT_INLINE_P flag.
2319 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2320 edges call expression.
2321 (cgraph_decide_inlining_of_small_function): Likewise.
2322 (cgraph_decide_inlining): Likewise.
2323 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2325 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2326 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2327 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2329 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2330 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2332 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2333 convert_parm_for_inlining member.
2335 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2338 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2339 Remove optimization for GT.
2341 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2344 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2346 (prescan_insns_for_dce): Add extra parameter.
2348 2007-06-23 Jan Hubicka <jh@suse.cz>
2351 * gimplify.c (mark_addressable): New function.
2352 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2354 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2357 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2359 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2363 moves between MMX/SSE registers to at least 8 units to prevent
2364 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2366 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.c (override_options): Correct x86_sahf
2371 2007-06-21 David Daney <ddaney@avtrex.com>
2374 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2375 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2376 (exception_receiver): Renamed to ...
2377 (nonlocal_goto_receiver): ... this.
2379 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2381 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2382 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2383 partial register accesses.
2385 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2387 * fold-const.c (debug_fold_checksum): Move it under
2388 ENABLE_FOLD_CHECKING.
2390 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2393 * tree.h (debug_fold_checksum): Declared.
2394 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2395 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2396 build_fold_addr_expr_with_type_1.
2397 (fold_addr_expr, debug_fold_checksum): New.
2398 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2399 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2402 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2404 PR tree-optimization/19590
2405 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2406 of scev is a constant.
2407 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2409 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2411 * df-problems.c (df_note_bb_compute): Made computation of live
2412 info consistent with df_lr.
2414 2007-06-21 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/32453
2417 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2418 for pointer anti-range.
2420 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/i386/i386.c (processor_target_table): Increase maximum
2423 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2426 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2427 byte alignment if > 8 byte alignment is preferred.
2428 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2430 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2432 PR tree-optimization/31866
2433 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2434 if ASM_EXPR's input is not a SSA_NAME.
2437 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2438 but decl is a global var, instead return decl.
2439 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2440 even for is_global_var decls, if they are private in some outer
2443 2007-06-21 Richard Guenther <rguenther@suse.de>
2445 PR tree-optimization/32451
2446 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2448 2007-06-21 Christian Bruel <christian.bruel@st.com>
2450 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2451 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2452 (push_regs): Changed saving order or banked registers.
2453 (sh_expand_epilogue): Likewise.
2454 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2455 (FIRST_BANKED_REG): Likewise.
2456 (LAST_BANKED_REG): Likewise.
2457 * config/sh/sh.md (banked) New attribute.
2458 (in_delay_slot): Check banked attribute.
2460 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2462 PR tree-optimization/32075
2463 * tree-data-ref.c (subscript_dependence_tester_1,
2464 analyze_miv_subscript, analyze_overlapping_iterations,
2465 add_distance_for_zero_overlaps, build_classic_dist_vector,
2466 subscript_dependence_tester_1, analyze_overlapping_iterations,
2467 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2468 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2469 to evolution_function_is_affine_multivariate_p.
2471 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2473 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2475 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2478 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2480 * config/m32c/prologue.md (epilogue_exitd_16): New.
2481 (epilogue_reit_16): New.
2482 (epilogue_exitd): Rename to epilogue_exitd_24.
2483 (epilogue_reit): Rename to epilogue_reit_24.
2485 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2486 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2488 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2490 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2491 if dbg_cnt (sched_insn) reaches the limit.
2492 (choose_ready): New parameter INSN_PTR and new return value.
2493 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2494 the new return value from choose_ready.
2495 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2496 (rest_of_handle_global_alloc): New global_alloc_at_func.
2498 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2500 PR tree-optimization/25737
2501 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2502 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2503 * tree-flow.h (struct fieldoff): Add new field alias_set.
2504 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2505 argument addressable_type. Set alias_set of fieldoff.
2506 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2507 (create_overlap_variables_for): Pass alias_set from fieldoff to
2509 * alias.c (get_alias_set): Use alias_set from SFT if set.
2511 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2513 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2514 of a variable as an unsigned HOST_WIDE_INT integer.
2516 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2518 PR rtl-optimization/32405
2519 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2521 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2523 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2526 * builtins.c: Include diagnostic.h.
2527 (expand_builtin_expect): Make gcc_assert more permissive.
2528 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2531 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2535 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2536 if ACCUMULATE_OUTGOING_ARGS.
2538 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2540 * config/m68hc11/m68hc11.c: Include dataflow header file.
2541 (m68hc11_reorg): Port to dataflow.
2543 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2545 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2546 (struct df_problem.free_blocks_on_set_blocks): New field.
2547 (struct dataflow.optional_p): New field.
2548 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2549 (df_live_set_all_dirty): New function.
2550 * df-scan.c (df_scan_alloc): Initialize optional_p.
2551 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2552 * df-core.c (df_set_blocks): Removed use of
2553 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2554 df_problem.free_blocks_on_set_blocks to determine which blocks are
2556 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2557 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2558 uses dataflow.optional_p to determine if problem should be
2560 (rest_of_handle_df_initialize): Only start live problem if
2562 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2563 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2564 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2565 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2566 problem_NOTE): Initialize free_blocks_on_set_blocks.
2567 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2569 (df_live_set_all_dirty, df_note_alloc): New function.
2570 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2572 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2573 * postreload.c (reload_combine): Ditto.
2574 * cse.c (cse_extended_basic_block): Ditto.
2575 * regmove.c (mark_flags_life_zones): Ditto.
2576 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2577 erase_matching_seqs): Ditto.
2578 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2579 * integrate (allocate_initial_values): Ditto.
2580 * combine.c (reg_dead_at_p): Ditto.
2581 * resource.c (mark_target_live_regs): Ditto.
2582 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2583 * config/sh/sh.c (find_r0_life_regions): Ditto.
2584 * global.c (rest_of_handle_global_alloc): Only add back df_live
2586 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2588 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2590 (if_convert): Make sure df_live is there at -O == 1.
2591 (pass_if_after_combine): Cleanup flags.
2592 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2593 is there at -O == 1.
2595 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2597 * config/arm/arm.c (arm_get_frame_offsets): Set
2598 offsets->locals_base to avoid negative stack size.
2599 (thumb1_expand_prologue): Assert on negative stack size.
2601 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2603 PR tree-optimization/32367
2604 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2605 of the chrec has no evolution in that loop.
2606 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2608 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2610 * config/xtensa/xtensa.c: Include "df.h".
2611 (xtensa_builtin_saveregs): Use adjust_address instead of
2613 (xtensa_va_start): Invoke make_tree with sizetype for
2614 expand_builtin_saveregs and then convert the result to a pointer.
2615 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2616 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2617 Subtract argument size from index value as integers and then use
2618 POINTER_PLUS_EXPR to add the result to the array address.
2620 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2623 * config/m32c/m32c.c: Include dataflow header file.
2624 (m32c_emit_prologue): Adjust for prologue insn change.
2625 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2626 once inside a PARALLEL. Assume frame size passed in operand 0
2627 includes space to save the fb register.
2628 (prologue_enter_24): Likewise.
2629 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2631 2007-06-19 David Daney <ddaney@avtrex.com
2634 * config/mips/mips.md (cprestore): Mark $gp as used.
2636 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2639 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2640 (frv_ifcvt_modify_insn): Likewise.
2642 2007-06-19 Richard Guenther <rguenther@suse.de>
2644 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2645 only handle positive offsets that fit in a HOST_WIDE_INT.
2647 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2650 result of rsqrt insn for zero input argument to avoid NaN.
2652 2007-06-19 Richard Guenther <rguenther@suse.de>
2655 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2657 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2659 PR tree-optimization/32353
2660 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2662 2007-06-19 Nick Clifton <nickc@redhat.com>
2664 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2666 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2670 * config/i386/i386.c (assign_386_stack_local): Assert that
2671 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2672 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2673 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2674 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2676 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2678 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2680 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2682 PR rtl-optimization/32321
2683 * gcse.c (replace_store_insn): Update the note before
2684 calling emit_insn_after.
2686 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2689 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2691 * df-problems.c (df_note_bb_compute): Fix dumping info.
2693 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2695 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2696 insn with emit_jump_insn.
2698 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2700 PR tree-optimization/32383
2701 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2702 * targhooks.h (default_builtin_reciprocal): Update prototype.
2703 * target.h (struct gcc_target): Update builtin_reciprocal.
2704 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2705 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2706 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2707 when fndecl is in BUILT_IN_MD class.
2708 (execute_convert_to_rsqrt): Ditto.
2710 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2711 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2712 Convert BUILT_IN_SQRTF code only when md_fn is false.
2714 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2716 * bt-load.c (move_btr_def): Fix the order of arguments
2717 to validate_replace_rtx.
2719 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2721 * config/m68k/m68k-devices.def: Add 54450..54455.
2723 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2725 PR rtl-optimization/32366
2726 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2727 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2730 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2733 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2734 this is true, rescan insn being modified.
2735 (sms_schedule): Added rescan parameter.
2736 (rest_of_handle_sms): Moved freeing of dominance info to before
2737 getting out of cfg_layout.
2739 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2741 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2742 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2745 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2746 FL_CF_EMAC from the entry for isac.
2748 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2749 (const_sibcall_operand): New.
2750 (sibcall_operand): Use it.
2751 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2752 (m68k_isas): ISAC does not imply FPU or EMAC.
2753 (override_options): Add ISA_C logic for symbolic jump & call.
2755 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2757 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2758 return mode from the builtin itself.
2759 (sparc_fold_builtin): Fix cast of zero constant.
2761 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2763 * targhooks.c (default_builtin_reciprocal): New default target hook.
2764 * targhooks.h (default_builtin_reciprocal): Add prototype.
2765 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2766 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2767 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2768 default_builtin_reciprocal.
2770 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2773 * hooks.c (hook_tree_tree_bool_null): New hook.
2774 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2775 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2776 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2777 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2778 and convert it to reciprocal a*rfunc(b).
2779 (execute_convert_to_rsqrt): New function.
2780 (gate_convert_to_rsqrt): New function.
2781 (pass_convert_to_rsqrt): New pass definition.
2782 * target.h (struct gcc_target): Add builtin_reciprocal.
2783 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2784 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2785 TARGET_BUILTIN_RECIPROCAL.
2786 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2788 * config/i386/i386.h (TARGET_RECIP): New define.
2789 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2790 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2791 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2792 and not optimizing for size.
2793 (*rcpsf2_sse): New insn pattern.
2794 (*rsqrtsf2_sse): Ditto.
2795 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2796 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2797 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2798 and not optimizing for size.
2799 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2800 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2801 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2802 and not optimizing for size.
2803 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2804 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2805 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2806 and not optimizing for size.
2807 (*sse_rsqrtv4sf2): Do not export.
2809 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2810 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2811 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2812 and not optimizing for size.
2814 * config/i386/i386.opt (mrecip): New option.
2815 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2816 (ix86_emit_swsqrtsf): Ditto.
2817 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2818 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2820 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2821 ix86_expand_unop1_builtin.
2822 (ix86_emit_swdivsf): New function.
2823 (ix86_emit_swsqrtsf): Ditto.
2824 (ix86_builtin_reciprocal): New function.
2825 (TARGET_BUILTIN_RECIPROCAL): Use it.
2826 (ix86_vectorize_builtin_conversion): Rename from
2827 ix86_builtin_conversion.
2828 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2829 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2830 "i386 and x86_64 Options" section.
2831 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2833 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2834 Zdenek Dvorak <dvorakz@suse.cz>
2835 Richard Guenther <rguenther@suse.de>
2836 Kaz Kojima <kkojima@gcc.gnu.org>
2838 * tree-vrp.c (compare_values_warnv): Convert val2 to
2840 (extract_range_from_assert): Create
2841 POINTER_PLUS_EXPR for pointer types.
2842 (extract_range_from_binary_expr): Handle
2843 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2845 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2846 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2847 POINTER_PLUS_EXPR as PLUS_EXPR.
2848 (number_of_iterations_lt_to_ne):
2849 For pointer types, use sizetype when
2850 creating MINUS_EXPR/PLUS_EXPRs.
2851 (assert_loop_rolls_lt): For pointer types, use sizetype when
2852 creating MINUS_EXPR/PLUS_EXPRs.
2853 (number_of_iterations_le): Likewise.
2854 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2855 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2856 like PLUS_EXPR and MINUS_EXPR.
2857 * tree-pretty-print.c (dump_generic_node): Handle
2859 (op_prio): Likewise.
2860 (op_symbol_1): Likewise.
2861 * optabs.c (optab_for_tree_code): Likewise.
2862 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2864 * tree-tailcall.c (process_assignment): Mention
2865 POINTER_PLUS_EXPR in a TODO comment.
2866 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2867 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2868 not used with a pointer and an integer type.
2869 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2870 increment using chrec_convert_rhs instead of chrec_convert.
2871 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2872 PLUS_EXPR except for the right hand side's type will be
2874 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2875 (fold_used_pointer_cast): Kill.
2876 (pointer_offset_p): Kill.
2877 (fold_used_pointer): Kill.
2878 (pointer_used_p): Kill.
2879 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2880 call fold_used_pointer.
2881 (instantiate_parameters_1): Convert the increment
2882 using chrec_convert_rhs instead of chrec_convert.
2883 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2884 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2885 instead of PLUS_EXPR.
2886 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2887 PLUS_EXPR for pointers.
2888 (std_gimplify_va_arg_expr): Likewise.
2889 (fold_builtin_memory_op): Likewise.
2890 (fold_builtin_strstr): Likewise.
2891 (fold_builtin_strchr): Likewise.
2892 (fold_builtin_strrchr): Likewise.
2893 (fold_builtin_strpbrk): Likewise.
2894 (expand_builtin_memory_chk): Likewise.
2895 (fold_builtin_memory_chk): Likewise.
2896 (std_expand_builtin_va_start): Use
2897 sizetype for the call to make_tree and then convert
2898 to the pointer type.
2899 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2900 instead of PLUS_EXPR for adding to a pointer.
2901 (std_gimplify_va_arg_expr): Use fold_build2 for
2902 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2903 the operands to sizetype first and then cast the BIT_AND_EXPR
2904 back to the pointer type.
2905 * fold-const.c (build_range_check): Handle pointer types
2907 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2908 of PLUS_EXPR's. Make sure the offset is converted to
2910 (try_move_mult_to_index): Strip the NOPs from the offset.
2911 Remove code argument and replace all uses with PLUS_EXPR.
2912 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2913 specially. Don't use a pointer type for MINUS_EXPR.
2914 (fold_unary): Handle for (T1)(X op Y),
2915 only p+ as that is the only as that can be handled for
2916 binary operators now.
2917 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2919 <case PLUS_EXPR>: Add folding of PTR+INT into
2921 Don't call try_move_mult_to_index.
2922 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2923 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2924 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2925 Don't call try_move_mult_to_index.
2926 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2927 (tree_expr_nonzero_p): Likewise.
2928 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2929 of PLUS_EXPR for the complex expression folding.
2930 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2931 first chrec is a pointer type, then the second should
2932 be sizetype and not the first's type.
2933 For POINTER_PLUS_EXPR, use a different right hand side type.
2934 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2935 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2936 different right hand side type.
2937 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2938 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2939 instead of PLUS_EXPR.
2940 When either operand is zero, convert the other operand.
2941 (chrec_apply): Use chrec_convert_rhs
2942 on the argument x instead of chrec_convert.
2943 (reset_evolution_in_loop): For pointer types, the new_evol
2945 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2946 different right hand side type.
2947 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2948 (chrec_convert_rhs): New function.
2949 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2950 different right hand side type.
2951 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2952 * tree-chrec.h (chrec_convert_rhs): New prototype.
2953 (build_polynomial_chrec): For pointer types, the right hand
2954 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2955 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2956 Remove subtraction case as it is always addition now.
2957 Make sure the offset is converted to sizetype.
2958 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2959 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2960 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2961 PLUS_EXPR in pointer type.
2962 Handle POINTER_PLUS_EXPR.
2963 (tree_to_aff_combination): Likewise.
2964 (force_expr_to_var_cost): Likewise.
2965 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2966 instead of PLUS_EXPR for pointers.
2967 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2968 instead of PLUS_EXPR of pointer types.
2969 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2971 (check_va_list_escapes): Likewise.
2972 (check_all_va_list_escapes): Likewise.
2973 * dwarf2out.c (loc_descriptor_from_tree_1):
2974 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2975 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2976 (string_constant): Likewise.
2977 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2978 the offset to the base, use POINTER_PLUS_EXPR.
2979 (add_to_parts): Convert the index to sizetype.
2980 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2981 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2982 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2983 Offset only holds something for PLUS_EXPR.
2984 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2986 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2988 (analyze_accesses_for_modify_stmt): Likewise.
2989 Remove comment about the type being integral type as it is
2991 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2993 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2995 Correct the type which the artimentic is done in (is now
2998 * tree-data-ref.c (split_constant_offset): Handle
3000 * tree-affine.c (tree_to_aff_combination): Likewise.
3001 * c-typeck.c (build_unary_op): For pointers create the increment
3002 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3004 * gimplify.c (gimplify_self_mod_expr): Create a
3005 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3006 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3007 * tree.def (POINTER_PLUS_EXPR): New tree code.
3008 * tree-predcom.c (ref_at_iteration): If we have a pointer
3009 type do the multiplication in sizetype.
3010 * tree-mudflap.c (mf_xform_derefs_1): Create a
3011 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3012 * tree-ssa-forwprop.c
3013 (forward_propagate_addr_into_variable_array_index):
3014 Don't expect there to be a cast for the index as that
3015 does not exist anymore.
3016 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3017 instead of PLUS_EXPR.
3018 Don't check for the first operand of the POINTER_PLUS_EXPR
3019 was the index as it cannot be.
3020 Call forward_propagate_addr_into_variable_array_index with
3021 the SSA_NAME instead of the statement.
3022 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3023 (compare_constant): Likewise.
3024 (copy_constant): Likewise.
3025 (compute_reloc_for_constant): Likewise.
3026 (output_addressed_constants): Likewise.
3027 (initializer_constant_valid_p): Likewise.
3028 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3029 Convert the MIN/MAX of the inner type to the outer
3030 type before comparing them.
3031 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3032 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3033 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3034 of PLUS_EXPR for pointers.
3035 * tree-inline.c (estimate_num_insns_1): Handle
3037 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3038 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3039 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3040 instead of PLUS_EXPR for the pointer increment statement.
3041 (vect_update_ivs_after_vectorizer): For pointer types, create
3042 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3043 MULT_EXPR in sizetype.
3044 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3046 * tree-object-size.c (plus_expr_object_size): Handle
3047 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3048 code which is trying to figure out which side is a pointer and
3050 (check_for_plus_in_loops_1): Likewise.
3051 (check_for_plus_in_loops): Likewise.
3052 * c-common.c (pointer_int_sum): Create a
3053 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3054 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3055 only POINTER_PLUS_EXPR. Removing all the extra
3056 code which is trying to figure out which side is a pointer and
3058 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3059 PLUS_EXPR and MINUS_EXPR.
3060 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3062 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3063 with make_tree, instead of a pointer type.
3064 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3065 for pointers instead of PLUS_EXPR.
3066 (s390_gimplify_va_arg): Likewise.
3067 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3068 instead of PLUS_EXPR when doing addition on pointer
3069 types. Use sizetype for the second operand.
3070 (spu_gimplify_va_arg_expr): Likewise.
3071 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3072 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3073 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3074 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3075 for the pointer addition and also use size_int/sizetype
3077 (ix86_gimplify_va_arg): Likewise.
3078 Perform BIT_AND_EXPR on sizetype arguments.
3079 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3080 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3081 for the pointer additions and also use size_int for the offsets.
3082 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3083 additions and also use size_int for the offsets. Perform
3084 BIT_AND_EXPR on sizetype arguments.
3085 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3086 POINTER_PLUS_EXPR for pointers and create the
3087 BIT_AND_EXPR in sizetype.
3088 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3089 instead of PLUS_EXPR for pointer addition.
3090 (rs6000_va_start): Likewise.
3091 Also use sizetype for the offset.
3092 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3093 as PLUS_EXPR/MINUS_EXPR.
3094 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3095 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3096 Don't use BIT_AND_EXPR on a pointer type, convert the
3097 expression to sizetype first.
3098 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3100 (mips_gimplify_va_arg_expr): Likewise.
3101 Don't create BIT_AND_EXPR in a pointer type.
3103 2007-06-15 Eric Christopher <echristo@apple.com>
3105 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3106 (x86_64-*-darwin*): Ditto.
3107 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3110 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3112 * doc/extend.texi: Document behavior of __attribute__((aligned))
3115 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3117 * rtlanal.c (note_stores): Improve documentation.
3119 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3121 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3122 LOCAL_LABEL_PREFIX): Delete.
3123 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3124 (bfin_internal_label): Delete.
3126 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3128 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3129 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3130 otherwise define to LIBGCC2_TF_CEXT.
3131 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3132 (LIBGCC_TF_CEXT): Ditto.
3135 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3137 PR rtl-optimization/32339
3138 * df-scan.c (df_uses_record): Don't modify flags but just add to
3139 it for df_ref_record.
3141 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3143 * tree-mudflap.c: Fix whitespace issues.
3145 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3147 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3149 2007-06-14 Eric Christopher <echristo@apple.com>
3151 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3152 (movv4sf): Use gcc_unreachable instead of abort.
3154 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3157 * config/i386/sfp-machine.h (CMPtype): New define.
3158 (mach stubs): Use CMPtype instead of int as a return type.
3160 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3162 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3163 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3164 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3165 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3166 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3167 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3168 config/soft-fp/soft-fp.h: Update from glibc CVS.
3170 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3172 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3174 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3177 * config/v850/v850.c: Include dataflow header file.
3178 (substitute_ep_register): Fix typo.
3180 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3182 * configure.ac: Fix earlier checkin.
3183 * configure: Regenerated.
3185 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3187 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3188 * aclocal.m4: Regenerate.
3189 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3190 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3191 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3192 * configure: Regenerate.
3193 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3195 * Makefile.in (quickstrap): Build libgcc too.
3197 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3199 * configure.ac: Add --enable-checking=df. Explicitly mention that
3200 the variables are initialized as for "release".
3201 * df-core.c: Use it.
3202 * configure: Regenerate.
3203 * config.in: Regenerate.
3205 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3207 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3208 validate_replace_rtx instead of replace_rtx.
3209 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3211 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3213 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3214 (DWARF2_UNWIND_INFO): Override default if configured with
3216 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3217 (ENDFILE_SPEC): Add crtend.o.
3218 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3219 (ENDFILE_SPEC): Add crtend.o.
3220 (TARGET_USE_JCR_SECTION): Define.
3221 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3223 * config/i386/cygming-crtbegin.c: New file.
3224 * config/i386/cygming-crtend.c: New file.
3226 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3228 * config/i386/w32-unwind.h: New file.
3230 2007-06-13 Eric Christopher <echristo@apple.com>
3232 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3233 the user set a value below STACK_BOUNDARY.
3235 2007-06-13 Thiemo Seufer <ths@networkno.de>
3237 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3238 imply -lpthread for -pthread.
3240 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3242 * basic-block.h: Remove the prototype for
3243 free_basic_block_vars.
3244 * cfglayout.h: Remove the prototype for
3245 insn_locators_initialize.
3246 * tree.h: Remove the prototype for emit_line_note.
3248 * tree-ssa-pre.c (mergephitemp): Remove.
3249 (init_pre): Don't use mergephitemp.
3251 2007-06-13 Eric Christopher <echristo@apple.com>
3253 * config/i386/i386.c (override_options): If we've specified
3254 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3256 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3258 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3261 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3263 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3264 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3265 (eh_store_handler): New pattern.
3266 (eh_return): Emit it instead of a plain move.
3268 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3271 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3272 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3275 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3277 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3278 (find_next_insn_start, find_load): New functions.
3279 (bfin_reorg): Use them to deal with the fact that parallel insns are
3280 no longer represented as a SEQUENCE.
3282 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3284 * config/sparc/sparc.c (sparc_override_options): Initialize
3287 2007-06-13 Dave Korn <dave.korn@artimi.com>
3289 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3292 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3294 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3295 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3296 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3297 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3298 tree-vect-transform.c: Fix comment typos. Follow spelling
3301 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3303 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3304 to the exit block use set.
3305 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3306 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3307 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3309 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3311 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3312 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3313 to indicate an error.
3314 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3316 (dbg_cnt_process_opt): Print an error on a bad argument.
3317 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3318 * common.opt (-fdbg-cnt-list): New.
3319 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3321 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3323 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3324 flag on ref-all pointers.
3326 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3329 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3330 for the offset with the modifier as EXPAND_INITIALIZER
3331 if the modifier is EXPAND_INITIALIZER.
3332 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3333 a register if we had an overflow.
3335 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3337 * real.c (real_isfinite): New.
3338 (real_sqrt): Use it.
3339 * real.h (real_isfinite): New.
3340 * builtins.c: Use it.
3342 2007-06-12 Ian Lance Taylor <iant@google.com>
3343 Daniel Berlin <dberlin@dberlin.org>
3346 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3347 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3348 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3349 (DECL_NO_TBAA_P): Define.
3350 (struct tree_decl_common): Add no_tbaa_flag field.
3351 * tree-ssa-structalias.c (struct variable_info): Add
3352 no_tbaa_pruning field.
3353 (new_var_info): Initialize no_tbaa_pruning field.
3354 (unify_nodes): Copy no_tbaa_pruning field.
3355 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3356 (dump_solution_for_var): Print no_tbaa_pruning flag.
3357 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3359 (compute_tbaa_pruning): New static function.
3360 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3361 Call compute_tbaa_pruning.
3362 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3363 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3364 * gimple-low.c (lower_stmt): Likewise.
3365 * tree-gimple.c (is_gimple_stmt): Likewise.
3366 * tree-ssa-operands.c (get_expr_operands): Likewise.
3367 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3368 * tree-inline.c (estimate_num_insns_1): Likewise.
3369 (copy_result_decl_to_var): Likewise.
3370 * expr.c (expand_expr_real_1): Likewise.
3371 * tree-pretty-print.c (dump_generic_node): Likewise.
3372 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3373 * omp-low.c (omp_copy_decl_2): Likewise.
3374 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3375 * doc/c-tree.texi (Expression trees): Document
3376 CHANGE_DYNAMIC_TYPE_EXPR.
3378 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3381 with !HONOR_NANS and !HONOR_INFINITIES.
3382 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3384 2007-06-12 Tristan Gingold <gingold@adacore.com>
3386 * gcov.c: Comments updated.
3387 (source_info): Add file_time field.
3388 (source_index): New variable.
3389 (mutiple_files): New variable.
3390 (generate_results): New function extracted from process_file.
3391 (process_file): Save and restore chain of functions, generate
3392 results and free structures only if not merging results.
3393 (release_structures): File names are now freed in create_file_names
3394 (create_file_names): Free previous file names.
3395 (find_source): File date is now read here and modifications in
3396 source files is checked here.
3397 (read_graph_file): Only reverse order of functions for the current
3399 (make_gcov_file_name): Do not generate long names if input_name is
3401 (output_lines): If merging results do not display graph, data and
3403 Checking source file modification is done in find_source.
3405 * doc/gcov.texi: Append an s to sourcefile.
3407 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3409 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3410 (forced_nop): New pattern.
3411 * config/bfin/bfin.c: Include "df.h".
3412 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3413 (bfin_discover_loop): Use df_get_live_in instead of
3414 global_live_at_start.
3415 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3416 df_analyze when done.
3417 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3418 the insns. Use QImode for the final insn in a bundle. Call
3419 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3421 (reorder_var_tracking_notes): New function.
3422 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3423 update_life_info. Call df_analyze after scheduling and bundle
3424 generation. Call reorder_var_tracking_notes if generating these
3425 notes. Call df_finish_pass at the end.
3427 2007-06-12 Dirk Mueller <dmueller@suse.de>
3429 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3430 a comparison, not an assignment.
3432 2007-06-12 Olivier Hainque <hainque@adacore.com>
3434 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3435 Request walking the subtrees only, leaving the current is_lhs/val_only
3437 (convert_non_local_reference): Likewise.
3439 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3441 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3443 2007-06-12 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/15353
3446 PR tree-optimization/31657
3447 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3448 * timevar.def: Add TV_TREE_IFCOMBINE.
3449 * tree-pass.h (pass_tree_ifcombine): Declare.
3450 * tree-ssa-ifcombine.c: New file.
3451 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3452 * tree-flow.h (blocks_in_phiopt_order): Declare.
3453 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3454 (tree-ssa-ifcombine.o): New dependencies.
3456 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3458 PR rtl-optimization/32293
3459 * combine.c (simplify_if_then_else): Truncate return from
3460 nonzero_bits() to correct mode.
3462 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3464 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3465 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3467 2007-06-11 Diego Novillo <dnovillo@google.com>
3469 * Makefile.in (reload1.o-warn): Remove.
3471 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3473 * combine.c (subst): Use reg_overlap_mentioned_p
3474 instead of comparing register numbers directly.
3476 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3478 * reload1.c (mark_home_live_1): Use the mode parameter.
3480 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3482 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3483 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3487 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3489 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3491 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3493 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3494 from integer registers.
3495 (FP mode splitters): Handle TFmode.
3497 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3499 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3500 for ref-all pointers that point-to anything.
3502 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3504 * config/arm/arm.c (arm_output_dwarf_dtprel,
3505 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3507 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3509 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3510 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3513 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3515 * gcc/tree.c (signed_or_unsigned_type_for): New.
3516 (unsigned_type_for): Use signed_or_unsigned_type_for.
3517 (signed_type_for): Use signed_or_unsigned_type_for.
3518 * gcc/tree.h (signed_or_unsigned_type_for): New.
3519 (get_signed_or_unsigned_type): Remove.
3520 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3521 lang_hooks.types.signed_type
3522 (size_diffop): Likewise.
3523 (all_ones_mask_p): Likewise.
3524 (build_range_check): Likewise.
3525 (fold_cond_expr_with_comparison): Likewise.
3526 (fold_cond_expr_with_comparison): Likewise.
3527 (unextend): Likewise.
3528 (extract_muldiv_1): Likewise.
3529 (fold_single_bit_test_into_sign_test): Likewise.
3530 (fold_binary): Likewise.
3531 (fold_ternary): Likewise.
3532 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3533 instead of get_signed_or_unsigned_type.
3534 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3535 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3536 * gcc/expr.c (signed_or_unsigned_type_for): Use
3537 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3538 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3539 (lhd_signed_or_unsigned_type): Remove.
3540 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3541 signed_or_unsigned_type.
3542 (lhd_signed_or_unsigned_type): Remove.
3543 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3544 lang_hooks.types.signed_type.
3545 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3546 c_common_signed_type instead of lang_hooks.types.signed_type.
3547 (c_common_unsigned_type): New.
3548 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3549 (shorten_compare): Use c_common_unsigned_type instead of
3550 c_common_signed_or_unsigned_type.
3551 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3553 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3554 lang_hooks.types.signed_type.
3555 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3556 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3557 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3558 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3559 instead of unsigned_type_for.
3560 * gcc/c-decl.c (groakdeclarator): Likewise.
3561 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3562 * gcc/c-common.h (c_common_unsigned_type): New.
3564 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3568 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3570 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3573 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3574 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3576 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3577 Sebastian Pop <sebpop@gmail.com>
3579 * lambda-code.c (remove_iv): New.
3580 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3582 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3584 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3585 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3586 * tree-ssa-loop-prefetch.c: Include optabs.h.
3587 (FENCE_FOLLOWING_MOVNT): New macro.
3588 (struct mem_ref): Add independent_p and storent_p fields.
3589 (record_ref): Initalize the new fields.
3590 (gather_memory_references_ref): Return true if the reference
3592 (gather_memory_references): Check whether all memory accesses
3593 in loop were recorded.
3594 (should_issue_prefetch_p): Return false for nontemporal stores.
3595 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3596 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3597 (determine_loop_nest_reuse): Detect independent memory references.
3598 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3599 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3600 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3601 * config/i386/i386.h (x86_mfence): Declare.
3602 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3603 * config/i386/i386.c (x86_mfence): New variable.
3604 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3606 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3607 * optabs.c (init_optabs): Initialize storent_optab.
3608 * optabs.h (enum optab_index): Add OTI_storent.
3609 (storent_optab): Declare.
3610 * genopinit.c (optabs): Add initialization for storent_optab.
3611 * tree.h (MOVE_NONTEMPORAL): New macro.
3612 * expr.c (expand_assignment, store_expr, store_constructor_field,
3613 store_constructor, store_field, expand_expr_real_1): Propagate
3614 nontemporality of the expanded store.
3615 (emit_storent_insn): New function.
3616 * expr.h (expand_assignment, store_expr): Declaration changed.
3617 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3618 to expand_assignment.
3619 * stmt.c (expand_asm_expr): Ditto.
3620 * calls.c (initialize_argument_information): Pass false as
3621 nontemporality to store_expr.
3622 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3625 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3627 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3629 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3631 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3633 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3634 and allow DECL_P here.
3636 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3638 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3639 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3640 track of the size of the expression.
3641 * cfghooks.c (merge_blocks): Remove block from loops structure only
3642 after call of the merge_blocks hook.
3644 2007-06-09 Tom Tromey <tromey@redhat.com>
3646 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3647 (deprecated_state): Removed.
3648 (start_decl): Update.
3649 (enum deprecated_states): Moved earlier.
3650 (groktypename): Update.
3651 (push_parm_decl): Likewise.
3652 (grokfield): Likewise.
3653 (start_function): Likewise.
3655 2007-06-09 Ian Lance Taylor <iant@google.com>
3657 PR tree-optimization/32169
3658 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3659 CONVERT_EXPR, check whether min and max both converted to an
3660 overflow infinity representation.
3662 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3664 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3665 not inserted on the edge.
3667 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3669 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3670 instructions if they are supported.
3671 (__divsi3, __umodsi3, __modsi3): Likewise.
3672 (__ashldi3, __ashrdi3, __lshrdi3): New.
3673 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3675 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3676 Tony Linthicum <tony.linthicum@amd.com>
3678 * doc/invoke.texi: Add fvect-cost-model flag.
3679 * common.opt (fvect-cost-model): New flag.
3680 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3681 cost fields in stmt_vec_info struct for STMT.
3682 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3683 fields in stmt_vec_info struct and access functions for the same.
3684 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3685 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3686 load, store and vector to scalar operation.
3687 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3688 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3689 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3690 (TARG_VEC_STORE_COST): Define cost of vector store.
3691 (vect_estimate_min_profitable_iters): Define new function.
3692 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3693 check to evaluate if loop iterations are less than minimum profitable
3694 iterations determined by cost model or minimum vect loop bound defined
3695 by user, whichever is more conservative.
3696 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3697 run-time check to evaluate if loop iterations are less than minimum
3698 profitable iterations determined by cost model or minimum vect loop
3699 bound defined by user, whichever is more conservative.
3700 (vect_estimate_min_profitable_iterations): New function to estimate
3701 mimimimum iterartions required for vector version of loop to be
3702 profitable over scalar version.
3703 (vect_model_reduction_cost): New function.
3704 (vect_model_induction_cost): New function.
3705 (vect_model_simple_cost): New function.
3706 (vect_cost_strided_group_size): New function.
3707 (vect_model_store_cost): New function.
3708 (vect_model_load_cost): New function.
3709 (vectorizable_reduction): Call vect_model_reduction_cost during
3711 (vectorizable_induction): Call vect_model_induction_cost during
3713 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3714 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3715 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3716 vectorizable_promotion, vectorizable_demotion): Call
3717 vect_model_simple_cost during analysis phase.
3719 2007-06-08 Simon Baldwin <simonb@google.com>
3721 * reg-stack.c (get_true_reg): Readability change. Moved default case
3722 label into direct switch statement scope.
3724 2007-06-08 Simon Baldwin <simonb@google.com>
3726 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3727 in gcc_assert() with '==' comparison.
3729 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3731 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3732 TARGET_ABM handling of x86_popcnt variable.
3734 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3736 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3737 __builtin_copysignq and __builtin_infq built-in functions.
3739 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3741 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3742 SSE4.2 section. Correct built-in function names in SSE4A section.
3744 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3746 PR tree-optimization/32243
3747 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3748 for ncopies after ratio check between nunits_out and nunits_in.
3749 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3751 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3753 PR tree-optimization/32224
3754 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3755 vectorization upon a non GIMPLE_MODIFY_STMT.
3757 2007-06-08 Christian Bruel <christian.bruel@st.com>
3760 * config/sh/sh.md (doloop_end): New pattern and splitter.
3761 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3763 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3766 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3768 (verify_dominators): Do not change dominance tree.
3770 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3772 * config/sh/constraints.md: New file.
3773 * config/sh/sh.c: Include tm-constrs.h.
3774 (reg_class_from_letter): Remove.
3775 (prepare_cbranch_operands): Use satisfies_constraint_*
3776 function instead of macro.
3777 (andcosts, broken_move, sh_secondary_reload): Likewise.
3778 * config/sh/predicates.md (trapping_target_operand): Likewise.
3779 (and_operand, arith_operand, arith_reg_or_0_operand,
3780 cmp_operand, logical_operand, target_operand,
3781 ua_address_operand, ua_offset, xor_operand): Likewise.
3782 * config/sh/sh.md: Include constraints.md.
3783 (*movsicc_t_false): Use satisfies_constraint_* function
3785 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3786 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3787 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3788 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3789 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3790 (REG_CLASS_FROM_CONSTRAINT): Remove.
3791 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3792 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3793 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3794 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3795 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3796 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3797 function instead of macro.
3798 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3799 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3800 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3801 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3802 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3803 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3804 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3805 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3806 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3807 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3808 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3809 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3810 EXTRA_CONSTRAINT_STR): Likewise.
3811 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3813 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3815 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3817 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3820 * c-common.h (flag_cpp0x): Replaced by...
3821 (cxx_dialect): ... this new variable specifying the C++ dialect that
3823 * c-common.c (flag_cpp0x): Removed.
3824 (cxx_dialect): Defined.
3825 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3827 * c-opts.c (c_common_post_options): Likewise.
3828 (set_std_cxx98): Set cxx_dialect to cxx98.
3829 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3831 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3832 Hui-May Chang <hm.chang@apple.com>
3834 * doc/invoke.texi (Darwin Options): Update documentation for
3835 -mmacosx-version-min.
3836 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3837 * config/darwin-driver.c: New file.
3838 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3839 * config/t-darwin (darwin-driver.o): New rule.
3841 * config/darwin-c.c (version_as_macro): Ignore low digit.
3843 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3846 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3847 (CSGNMODE): New mode macro.
3848 (CSGNVMODE): New mode attribute.
3849 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3850 expander using CSGNMODE mode macro. Handle TFmode.
3851 (copysign<mode>3_const): Rename from copysignsf3_const and
3852 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3854 (copysign<mode>3_var): Rename from copysignsf3_var and
3855 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3857 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3858 mode macro. Handle TFmode.
3859 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3860 (iortf3, *iortf3): Ditto.
3861 (xortf3, *xortf3): Ditto.
3862 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3863 TFmode and TImode masks.
3864 (ix86_expand_copysign): Expand TFmode copysign insn.
3865 (IX86_BUILTIN_INFQ): New.
3866 (IX86_BUILTIN_FABSQ): Ditto.
3867 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3868 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3869 [__builtin_fabsq]: Ditto.
3870 [__builtin_copysignq]: Ditto.
3871 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3872 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3873 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3874 ix86_expand_binop_builtin().
3876 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3878 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3880 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3883 * rtl.h (push_to_sequence2): New.
3884 * emit-rtl.c (push_to_sequence2): New.
3885 * function.c (assign_parm_data_all): Add new fields.
3886 (assign_parm_setup_block): Call push_to_sequence2 instead of
3888 (assign_parm_setup_reg): Ditto.
3889 (assign_parm_setup_stack): Ditto.
3890 (assign_parms_unsplit_complex): Ditto.
3891 (assign_parms): Change field name.
3893 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3895 PR tree-optimization/32220
3896 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3897 phi node is reached before defining statement.
3899 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3902 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3903 after changing the right hand side of the assignment.
3905 2007-06-06 Eric Christopher <echristo@apple.com>
3907 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3908 (x86_64-*-darwin*): Ditto.
3909 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3910 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3912 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3914 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3916 (add_key): Likewise.
3917 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3918 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3920 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3922 (add_cost_one_coalesce): Likewise.
3923 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3924 variable names. Rename orig to orig_name for consistency.
3925 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3927 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3929 (record_equivalences_from_stmt): Likewise.
3930 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3931 the coding conventions.
3932 (memory_ssa_name_same): Likewise.
3933 (dse_optimize_stmt): Likewise.
3934 (dse_record_phis): Likewise.
3935 (dse_finalize_block): Likewise.
3936 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3937 keywords as variable names.
3938 (may_move_till): Cast according to the coding conventions.
3939 (force_move_till_expr): Avoid using C++ keywords as variable names.
3940 (force_move_till): Cast according to the coding conventions.
3941 (memref_hash): Likewise.
3942 (memref_eq): Likewise.
3943 (gather_mem_refs_stmt): Likewise.
3944 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3945 using C++ keywords as variable names.
3946 (idx_find_step): Cast according to the coding conventions.
3947 (idx_record_use): Likewise.
3948 (find_depends): Likewise.
3949 (prepare_decl_rtl): Likewise.
3950 (mbc_entry_hash): Likewise.
3951 (mbc_entry_eq): Likewise.
3952 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3953 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3954 (idx_infer_loop_bounds): Cast according to the coding conventions.
3955 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3956 * tree-ssa-math-opts.c (occ_new ): Likwise.
3957 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3959 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3961 (add_use_op): Likewise.
3962 (add_vop): Likewise.
3963 (add_vuse_op): Likewise.
3964 (add_vdef_op): Likewise.
3965 (get_expr_operands): Likewise.
3966 (push_stmt_changes): Use type safe memory macros.
3967 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3968 keywords as variable names.
3969 (conditional_replacement): Likewise.
3970 (minmax_replacement): Likewise.
3971 (abs_replacement): Likewise.
3972 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3974 (insert_fake_stores): Avoid using C++ keywords as variable names.
3975 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3977 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3978 (heapvar_insert): Use type safe memory macros.
3979 (new_var_info): Cast according to the coding conventions.
3980 (new_constraint): Likewise.
3981 (remove_preds_and_fake_succs): Use type safe memory macros.
3982 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3984 (thread_single_edge): Likewise.
3985 (thread_through_loop_header): Likewise.
3987 2007-06-06 Eric Christopher <echristo@apple.com>
3989 * config/i386/i386.c (override_options): Move handling
3990 of TARGET_SUBTARGET* earlier.
3992 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3994 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3997 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3999 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4000 emited outside of basic block.
4001 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4003 * rtl.h (delete_insn_chain): Declaration changed.
4004 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4006 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4007 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4008 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4009 to delete_insn_chain.
4010 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4011 do not have bb field set.
4012 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4014 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4015 * cfgcleanup.c (try_optimize_cfg): Ditto.
4017 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4019 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4020 (lambda_body_vector_new): Use type safe memory macros.
4021 (lambda_linear_expression_new): Likewise.
4022 (lambda_loopnest_new): Likewise.
4023 (lambda_lattice_new): Likewise.
4024 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4025 conventions. Use type safe memory macros.
4026 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4027 (lambda_body_vector_s): Likewise.
4028 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4029 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4031 2007-06-06 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4034 if we need to schedule cfg_cleanup.
4035 (tree_ssa_forward_propagate_single_use_vars): Do so.
4037 2007-06-06 Ian Lance Taylor <iant@google.com>
4039 * fold-const.c (merge_ranges): If range_successor or
4040 range_predecessor fail, just return 0.
4042 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4044 PR tree-optimization/32216
4045 * tree-vectorizer.c (supportable_widening_operation): Determine
4046 signedness of FIX_TRUNC_EXPR from output operand.
4047 (supportable_narrowing_operation): Ditto.
4048 * tree-vect-generic.c (expand_vector_operations_1): Determine
4049 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4052 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4054 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4055 (struct pta): ...from here. Change flags to unsigned to avoid
4056 excessive casting (as it is used as a bit mask).
4057 (override_options): Add casts according to the coding convenventions.
4058 (x86_64_elf_unique_section): Likewise.
4059 (examine_argument): Avoid using C++ keywords as variable names.
4060 (construct_container): Likewise.
4061 (legitimize_pic_address): Likewise.
4062 (get_dllimport_decl): Cast according to the coding conventions. Use
4063 type safe memory macros.
4064 (legitimize_address): Cast according to the coding conventions.
4065 (emit_i387_cw_initialization): Corrected the type of slot to enum
4067 (ix86_init_machine_status): Use type safe memory macros.
4068 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4069 (bdesc_pcmpistr): Likewise.
4070 (bdesc_crc32): Likewise.
4071 (bdesc_sse_3arg): Likewise.
4072 (bdesc_2arg): Likewise.
4073 (bdesc_1arg): Likewise.
4074 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4075 (ix86_expand_sse_pcmpistr): Likewise.
4076 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4077 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4078 int to match the langhook definition.
4079 (ix86_builtin_conversion): Change the type of code to unsigned init to
4080 match the langhook definition.
4081 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4083 (ix86_preferred_output_reload_class): Likewise.
4084 (ix86_cannot_change_mode_class): Likewise.
4085 (ix86_memory_move_cost): Likewise.
4086 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4087 avoid excessive casting later on.
4088 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4090 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4093 as flags setting insn.
4094 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4096 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4098 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4099 (UNSPEC_ROUND): New.
4100 ("sse4_1_round<mode>2"): New insn pattern.
4101 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4103 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4104 expander using SSEMODEF mode macro. Expand using
4105 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4106 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4107 expander using SSEMODEF mode macro. Expand using
4108 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4109 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4110 expander using SSEMODEF mode macro. Expand using
4111 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4112 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4113 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4114 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4117 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4118 Sebastian Pop <sebpop@gmail.com>
4120 * lambda.h (build_linear_expr): New.
4121 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4122 Use build_linear_expr, call fold and force_gimple_operand.
4123 (lambda_loopnest_to_gcc_loopnest): Check that there is
4124 something to insert.
4125 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4127 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4129 PR preprocessor/23479
4130 * doc/extend.texi: Document the 0b-prefixed binary integer
4133 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4135 PR tree-optimization/32215
4136 * tree-vectorizer.c (supportable_widening_operation): Return false
4137 for unsupported FIX_TRUNC_EXPR tree code.
4138 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4140 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4142 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4143 register on SPE targets. Change documentation to reflect
4145 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4146 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4147 out of the register allocation pool.
4148 (rs6000_reg_live_or_pic_offset_p): New function.
4149 (rs6000_emit_prologue): Move the actual saving of LR up to free
4150 r0 for holding r11. Split saving of SPE 64-bit registers into
4151 its own case. Ensure that offsets will always be in-range for
4152 'evstdd' by using r11 as a scratch register to point at the start
4153 of the SPE save area. Save r11 if necessary, as it is the static
4155 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4156 into its own case. Ensure that offsets will always be in-range
4157 for 'evldd' by using r11 as a scratch register to point at the
4158 start of the SPE save area. Also adjust r11 when restoring
4159 the stack pointer to compensate for pre-loading r11.
4161 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4163 * cfg.c (init_flow): Use type safe memory macros.
4164 (alloc_block): Likewise.
4165 (unchecked_make_edge): Likewise.
4166 (dump_flow_info): Avoid using C++ keywords as variable names.
4167 (copy_original_table_clear): Cast according to the coding conventions.
4168 (copy_original_table_set): Likewise.
4169 * cfgexpand (label_rtx_for_bb): Likewise.
4170 (expand_gimple_basic_block): Likewise.
4171 * cfghooks.c (dump_bb): Likewise.
4172 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4174 (lv_add_condition_to_bb): Likewise.
4175 * cfglayout (relink_block_chain): Cast according to the coding
4177 (fixup_reorder_chain): Likewise.
4178 (fixup_fallthru_exit_predecessor): Likewise.
4179 * cfgloop.c (glb_enum_p): Likewise.
4180 (get_exit_description): Likewise.
4181 (dump_recorded_exit): Likewise.
4182 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4183 (struct loop): ... from here.
4184 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4186 * cfgrtl.c (rtl_create_basic_block): Likewise.
4187 (rtl_split_block): Likewise.
4188 (rtl_dump_bb): Likewise.
4189 (cfg_layout_split_block): Likewise.
4190 (init_rtl_bb_info): Use typesafe memory macros.
4192 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4193 * graphds.h: Updated all usages of edge to graph_edge.
4194 * graphds.c: Likewise.
4195 * cfgloopanal.c: Likewise.
4197 2007-06-05 Ian Lance Taylor <iant@google.com>
4199 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4200 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4201 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4203 (test_for_singularity): Likewise.
4205 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4207 * config/i386/constraints.md ("Y2"): Replaced by ...
4209 * config/i386/i386.md: Likewise.
4210 * config/i386/mmx.md: Likewise.
4211 * config/i386/sse.md: Likewise.
4213 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/constraints.md ("z"): Replaced by ...
4217 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4218 (sse4_1_blendvps): Likewise.
4219 (sse4_1_pblendvb): Likewise.
4220 (sse4_2_pcmpestr): Likewise.
4221 (sse4_2_pcmpestrm): Likewise.
4222 (sse4_2_pcmpestr_cconly): Likewise.
4223 (sse4_2_pcmpistr): Likewise.
4224 (sse4_2_pcmpistrm): Likewise.
4225 (sse4_2_pcmpistr_cconly): Likewise.
4227 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4229 * matrix-reorg.c (transform_access_sites): Fix computation.
4230 (transform_allocation_sites): Same.
4232 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4234 * config/i386/i386.c (override_options): Use
4235 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4237 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4240 (nonimm_not_xmm0_operand): Ditto.
4241 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4242 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4243 as operand[2] predicate. Require "z" class XMM register for
4244 operand[3]. Adjust asm template.
4245 ("sse4_1_blendvpd"): Ditto.
4246 ("sse4_1_pblendvb"): Ditto.
4247 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4248 force op2 into xmm0 register for variable blend instructions.
4250 2007-06-04 Tom Tromey <tromey@redhat.com>
4252 * c-tree.h (start_enum): Update.
4253 (build_enumerator): Likewise.
4254 * c-decl.c (enum_next_value): Removed.
4255 (enum_overflow): Likewise.
4256 (start_enum): Add c_enum_contents argument. Don't use globals.
4257 (build_enumerator): Likewise.
4258 * c-tree.h (struct c_enum_contents): New struct.
4260 2007-06-04 Tom Tromey <tromey@redhat.com>
4262 * c-common.c (c_common_get_alias_set): Fix indentation.
4264 2007-06-04 Ian Lance Taylor <iant@google.com>
4266 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4267 to overflow, reduce overflow infinity to regular infinity.
4268 (vrp_var_may_overflow): New static function.
4269 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4271 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4273 * stor-layout.c (layout_type): Remove duplicate code.
4275 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4278 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4279 before build_common_builtin_nodes ().
4281 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4284 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4286 2007-06-04 Jan Hubicka <jh@suse.cz>
4288 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4289 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4290 instead of _stat version.
4292 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4294 PR tree-optimization/32194
4295 * tree-predcom.c (determine_offset): Check that both references have
4298 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4300 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4301 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4302 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4303 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4304 Add argument to iterate_fix_dominators call.
4305 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4306 * gcse.c (hoist_code): Change domby to vector.
4307 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4308 Add argument to iterate_fix_dominators call.
4309 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4310 recompute_dominator.
4311 * lambda-code.c (perfect_nestify): Ditto.
4312 * cfgloopanal.c: Include graphds.h.
4313 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4314 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4315 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4317 * graphds.c: New file.
4318 * graphds.h: New file.
4319 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4320 (get_dominated_by, get_dominated_by_region): Change return type to
4322 (verify_dominators): Recompute all dominators and compare the results.
4323 (recount_dominator): Renamed to ...
4324 (recompute_dominator): ... this. Do not check that the block is
4326 (iterate_fix_dominators): Reimplemented.
4327 (prune_bbs_to_update_dominators, root_of_dom_tree,
4328 determine_dominators_for_sons): New functions.
4329 * et-forest.c (et_root): New function.
4330 * et-forest.h (et_root): Declare.
4331 * Makefile.in (graphds.o): Add.
4332 (cfgloopanal.o): Add graphds.h dependency.
4333 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4334 * basic-block.h (get_dominated_by, get_dominated_by_region,
4335 iterate_fix_dominators): Declaration changed.
4336 (recount_dominator): Renamed to ...
4337 (recompute_dominator): ... this.
4338 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4339 (thread_through_all_blocks): Do not free dominance info.
4341 2007-06-03 Andreas Schwab <schwab@suse.de>
4343 * config/m68k/m68k.c (override_options): Don't override
4345 * config/m68k/m68k-modes.def (SF, DF): Define to use
4346 motorola_single_format and motorola_double_format, resp.
4347 * real.c (motorola_single_format): Renamed from
4348 coldfire_single_format.
4349 (motorola_double_format): Renamed from coldfire_double_format.
4350 (encode_ieee_extended): Generate a proper canonical NaN image
4351 respecting canonical_nan_lsbs_set.
4352 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4354 * real.h: Adjust declarations.
4356 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4359 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4360 the symbol is generated with the stack protector.
4362 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4364 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4365 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4367 * doc/extend.texi (interrupt): Mention m68k.
4369 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4372 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4373 (ix86_expand_sse_pcmpestr): Do not check operands for
4374 "register_operand", when insn operand predicate is "register_operand".
4375 (ix86_expand_sse_pcmpistr): Ditto.
4377 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4378 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4381 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4382 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4383 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4384 * config/i386/constraints.md ("z"): New register constraint
4385 for members of SSE_FIRST_REG class.
4386 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4387 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4388 SSE_FIRST_REG class.
4389 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4390 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4391 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4392 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4393 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4394 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4395 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4396 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4397 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4398 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4399 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4400 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4401 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4402 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4403 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4404 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4405 (struct builtin_description): Change "flag" field to unsigned.
4406 (bdesc_pcmpestr): New builtin description table.
4407 (bdesc_pcmpistr): Likewise.
4408 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4409 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4410 Initialize pcmp[ei]str[im] insns for SSE4.2.
4411 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4412 (ix86_expand_sse_pcmpistr): Likewise.
4413 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4414 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4415 (UNSPEC_PCMPISTR): Likewise.
4416 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4417 (sse4_2_pcmpestri):New isns pattern.
4418 (sse4_2_pcmpestrm): Likewise.
4419 (sse4_2_pcmpestr_cconly): Likewise.
4420 (sse4_2_pcmpistr): New insn patern and splitter.
4421 (sse4_2_pcmpistri):New isns pattern.
4422 (sse4_2_pcmpistrm): Likewise.
4423 (sse4_2_pcmpistr_cconly): Likewise.
4424 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4427 2007-06-01 David Daney <ddaney@avtrex.com>
4429 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4430 LOADGP_ABSOLUTE and not binds_local_p.
4432 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4434 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4436 2007-06-01 Ian Lance Taylor <iant@google.com>
4438 * tree-vrp.c (compare_name_with_value): Always set
4439 used_strict_overflow if we get a result from the variable itself.
4441 2007-06-01 Ian Lance Taylor <iant@google.com>
4443 PR rtl-optimization/31455
4444 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4445 subregs which have a cast between modes which are not tieable.
4447 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4449 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4450 breaks after return statements.
4452 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4454 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4455 only after no_new_pseudos.
4457 2007-05-31 Eric Christopher <echristo@apple.com>
4459 * expr.c (convert_move): Assert that we don't have a BLKmode
4461 (store_expr): Handle BLKmode moves by calling emit_block_move.
4463 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4465 * c-typeck.c (build_indirect_ref): Include type in error message.
4466 (build_binary_op): Pass types to binary_op_error.
4467 * c-common.c (binary_op_error): Take two type arguments, print out
4469 * c-common.h (binary_op_error): Update prototype.
4471 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4473 * config/i386/i386.c: Correct coments on -mno-sse4.
4475 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4477 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4478 (x86_64-*-*): Likewise.
4479 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4480 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4481 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4482 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4483 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4484 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4485 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4486 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4487 (OPTION_MASK_ISA_SSE4): Likewise.
4488 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4489 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4490 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4491 (override_options): Support SSE4.2.
4492 (ix86_build_const_vector): Support SImode and DImode.
4493 (ix86_build_signbit_mask): Likewise.
4494 (ix86_expand_int_vcond): Support V2DImode.
4495 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4496 (IX86_BUILTIN_CRC32HI): Likewise.
4497 (IX86_BUILTIN_CRC32SI): Likewise.
4498 (IX86_BUILTIN_CRC32DI): Likewise.
4499 (IX86_BUILTIN_PCMPGTQ): Likewise.
4500 (bdesc_crc32): Likewise.
4501 (bdesc_sse_3arg): Likewise.
4502 (ix86_expand_crc32): Likewise.
4503 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4504 (ix86_expand_builtin): Likewise.
4505 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4506 __SSE4_2__ for -msse4.2.
4507 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4508 (CRC32MODE): Likewise.
4509 (crc32modesuffix): Likewise.
4510 (crc32modeconstraint): Likewise.
4511 (sse4_2_crc32<mode>): Likewise.
4512 (sse4_2_crc32di): Likewise.
4513 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4515 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4516 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4517 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4518 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4519 (vcondu<mode>): Likewise.
4520 * doc/extend.texi: Document SSE4.2 built-in functions.
4521 * doc/invoke.texi: Document -msse4.2/-msse4.
4523 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4525 PR tree-optimization/32160
4526 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4527 variable as gimple reg.
4528 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4530 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4532 * gcc.c (main): Don't consider linker options when issuing the
4533 warning about a linker input file not being used.
4535 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4537 * tree-vrp.c (compare_names): Initialize sop.
4539 2007-05-30 Dirk Mueller <dmueller@suse.de>
4541 * cgraphunit.c (cgraph_analyze_function): Remove
4542 computation of inline parameters.
4544 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4548 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4550 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4551 Add vx-common.h. Include vxworks.h between vx-common.h and
4553 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4555 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4556 (TARGET_ASM_DESTRUCTOR): Likewise.
4557 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4558 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4559 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4560 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4561 (VXWORKS_ENDIAN_SPEC): Define.
4562 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4563 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4564 VXWORKS_* equivalents.
4565 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4566 (ASM_FILE_START): Delete.
4567 (TARGET_VERSION): Reformat.
4568 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4569 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4570 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4571 (FPBIT, DPBIT): Define.
4572 (fp-bit.c, dp-bit.c): New rules.
4573 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4574 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4575 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4576 * config/arm/arm.h: Include vxworks-dummy.h.
4577 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4578 Mark with ATTRIBUTE_UNUSED.
4579 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4580 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4581 make it incompatible with -msingle-pic-base.
4582 (arm_function_ok_for_sibcall): Return false for calls that might
4583 go through a VxWorks PIC PLT entry.
4584 (require_pic_register): New function, split out from...
4585 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4587 (arm_load_pic_register): Handle the VxWorks RTP initialization
4588 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4589 (arm_emit_call_insn): New function.
4590 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4591 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4592 (pic_offset_arm): New pattern.
4593 (call, call_value): Use arm_emit_call_insn.
4594 (call_internal, call_value_internal): New expanders.
4595 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4596 VxWorks unless __PIC__.
4598 2007-05-30 Eric Christopher <echristo@gmail.com>
4600 * genrecog.c: Include regs.h in generated file.
4601 * genemit.c: Ditto. Fix up formatting.
4602 * config/mn10300/constraints.md: New.
4603 * config/mn10300/mn10300.md: Include.
4604 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4605 Fix up for removed macro.
4606 * config/mn10300/predicates.md (call_address_operand): Ditto.
4607 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4608 (CONST_OK_FOR_I): Ditto.
4609 (CONST_OK_FOR_J): Ditto.
4610 (CONST_OK_FOR_K): Ditto.
4611 (CONST_OK_FOR_L): Ditto.
4612 (CONST_OK_FOR_M): Ditto.
4613 (CONST_OK_FOR_N): Ditto.
4614 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4618 (EXTRA_CONSTRAINT): Ditto.
4620 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4624 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4625 OPTION_MASK_ISA_64BIT.
4626 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4628 2007-05-30 Richard Guenther <rguenther@suse.de>
4631 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4632 types for comparison.
4633 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4634 with original typed arguments.
4635 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4637 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4639 PR tree-optimization/31769
4640 * except.c (duplicate_eh_regions): Clear prev_try if
4641 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4643 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4645 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4646 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4647 bsi of the location where statements should be inserted.
4648 (sink_code_in_bb): Take bsi from statement_sink_location.
4649 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4650 instead of bsi_start.
4651 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4653 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4654 (bsi_move_before): Document inconsistency with bsi_move_after.
4655 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4657 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.h (TARGET_ABM): New define.
4660 (TARGET_POPCNT): Ditto.
4661 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4662 New temporary defines to redefine from OPTION_ISA_* defines.
4663 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4664 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4665 (ix86_isa_flags): New extern int declaration.
4666 (TARGET_SUBTARGET_DEFAULT): New define.
4667 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4668 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4669 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4670 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4671 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4672 * config/i386/darwin.h: Change TARGET_64BIT define to
4675 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4676 using existing "ix86_isa_flags" varible.
4677 (m32, m64): Use existing "ix86_isa_flags" variable.
4678 (mmmx, m3dnow): Ditto.
4679 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4680 (mabm): Define as non-negative option using "x86_abm" variable.
4681 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4683 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4684 Rewrite feature test bitmap.
4685 (ix86_isa_flags): New initialized global int varible.
4686 (ix86_isa_flags_explicit): New static int variable.
4687 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4688 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4689 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4690 target_flags_explicit.
4691 (override_options): Remove "target_enable" and "target_disable" fields
4692 from "struct ptt". Update processor_target_table accordingly. Remove
4693 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4694 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4695 "target_flags" and "ix86_isa_flags_explicit" instead of
4696 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4697 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4698 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4699 to true when either of PTA_POPCNT or PTA_ABM is set in
4700 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4701 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4702 processor_alias_table flags entry. Remove handling of
4703 "target_enable" and "target_disable" fields of processor_target_table.
4704 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4705 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4706 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4707 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4708 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4710 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4712 2007-05-29 David Daney <ddaney@avtrex.com>
4715 * config/mips/mips.c (mips_output_mi_thunk): Emit
4716 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4718 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4719 * config/i386/i386.c (ix86_function_regparm): Added checking of
4720 ix86_force_align_arg_pointer to determine the number of
4721 register parameters.
4723 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4725 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4726 (SET_DR_MISALIGNMENT): New.
4727 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4728 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4729 Use SET_DR_MISALIGNMENT.
4730 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4732 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4733 find_loop_nest): Export.
4734 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4735 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4736 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4737 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4739 (struct mem_ref): Add field reuse_distance.
4740 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4741 Initialize reuse_distance field.
4742 (issue_prefetch_ref): Select temporality of prefetch according to
4744 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4745 self_reuse_distance, determine_loop_nest_reuse): New functions.
4746 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4747 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4748 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4751 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4753 * tree-ssa-alias.c: Add aliasing overview.
4755 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4756 Danny Smith <dannysmith@users.sourceforge.net>
4759 * config/i386/t-crtfm: Compile crtfastmath.o with
4760 -minline-all-stringops.
4761 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4762 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4764 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4766 * doc/md.texi: Document constraints on HP PA-RISC.
4768 * pa/constraints.md: New file.
4769 * pa.md: Include constraints.md.
4770 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4771 (integer_store_memory_operand, ldil_cint_p): New functions.
4772 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4773 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4774 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4775 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4776 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4778 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4781 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4782 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4783 case POSTDECREMENT_EXPR>): Return the error_mark_node
4784 if either the real or imaginary parts would an
4787 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4789 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4790 name when we remove it from a call.
4792 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4794 * targhooks.c (default_narrow_bitfield): Remove.
4795 * targhooks.h: Remove the prototype for
4796 default_narrow_bitfield.
4798 * langhooks-def.h: Remove the prototype for
4799 hook_get_alias_set_0.
4800 * langhooks.c (hook_get_alias_set_0): Remove.
4802 * global.c (EXECUTE_IF_CONFLICT): Remove.
4804 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4807 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4808 return true when truth_value_p is true and the type
4811 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4813 * doc/install.texi (Prerequisites): We no longer require Autoconf
4814 2.13 for the top-level.
4816 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4818 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4819 memory access via x86_expand_vector_move_misalign() only for
4820 TImode values on 32-bit targets.
4822 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4824 * matrix-reorg.c: New file. Implement matrix flattening and
4825 transposing optimization.
4826 * tree-pass.h: Add matrix reorg pass.
4827 * common.opt: Add fipa-mreorg flag.
4828 * Makefile.in: Add matrix-reorg.c.
4829 * passes.c: Add matrix reorg pass.
4830 * varpool.c (add_new_static_var): New function.
4831 * cgraph.h (add_new_static_var): Declare.
4833 2007-05-27 Eric Christopher <echristo@apple.com>
4835 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4836 sp_offset depending on stack size. Save r12 depending
4837 on registers we're saving later.
4838 (rs6000_emit_epilogue): Update sp_offset depending only
4841 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4843 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4844 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4845 * ifcvt.c (if_convert): Ditto.
4846 * tree-ssa-threadupdate.c (thread_block): Ditto.
4847 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4848 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4849 verify_loop_closed_ssa): Check number_of_loops instead of
4851 * predict.c (tree_estimate_probability): Ditto.
4852 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4853 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4854 * modulo-sched.c (sms_schedule): Ditto.
4855 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4856 (scev_finalize): Do not do anything if scev analysis was not
4858 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4859 current_loops == NULL.
4860 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4861 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4863 (loop_optimizer_finalize): Assert that loops were analyzed.
4864 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4865 rtl_doloop): Check number_of_loops instead of current_loops.
4866 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4867 current_loops == NULL.
4868 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4869 gate_tree_vectorize tree_linear_transform, check_data_deps,
4870 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4871 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4872 Check number_of_loops instead of current_loops.
4873 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4874 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4875 free loops if available.
4876 (execute_pre): Do not pass do_fre to fini_pre.
4878 2007-05-27 Tobias Burnus <burnus@net-b.de>
4881 * real.c (mpfr_from_real): Fix sign of -Inf.
4883 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4885 * tree-vect-transform.c (vectorizable_conversion): Initialize
4886 tree_code variables to ERROR_MARK.
4887 (vectorizable_type_demotion): Likewise.
4888 (vectorizable_type_promotion): Likewise.
4890 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/i386.md (movti): Handle push operands via
4896 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4898 * basic-block.h: Remove the prototype for merge_seq_blocks.
4899 * cfgcleanup.c (merge_seq_blocks): Remove.
4901 * tree-flow.h: Remove the prototype for is_aliased_with.
4902 * tree-ssa-alias.c (is_aliased_with): Remove.
4904 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4906 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4908 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4910 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4911 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4912 (vec_unpacks_hi_v16qi): Likewise.
4913 (vec_unpacku_lo_v16qi): Likewise.
4914 (vec_unpacks_lo_v16qi): Likewise.
4915 (vec_unpacku_hi_v8hi): Likewise.
4916 (vec_unpacks_hi_v8hi): Likewise.
4917 (vec_unpacku_lo_v8hi): Likewise.
4918 (vec_unpacks_lo_v8hi): Likewise.
4919 (vec_unpacku_hi_v4si): Likewise.
4920 (vec_unpacks_hi_v4si): Likewise.
4921 (vec_unpacku_lo_v4si): Likewise.
4922 (vec_unpacks_lo_v4si): Likewise.
4924 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4926 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4927 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4928 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4929 follow spelling conventions in various
4930 warning/error/diagnostic messages.
4932 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4933 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4934 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4935 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4936 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4937 * doc/tm.texi: Follow spelling conventions.
4939 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4942 * tree-ssa-forwprop.c
4943 (forward_propagate_addr_into_variable_array_index): Remove
4944 the lhs argument. Use the type of def_rhs instead of lhs.
4945 (forward_propagate_addr_expr_1): Update use of
4946 forward_propagate_addr_into_variable_array_index.
4948 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4949 Nigel Stephens <nigel@mips.com>
4951 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4952 function attributes, "far" being an alias for "long_call".
4953 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4954 (mips_near_type_p, mips_far_type_p): New.
4955 (mips_comp_type_attributes): New function to check that attributes
4956 attached to a function type are compatible.
4957 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4958 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4959 to the target function of the thunk.
4960 (mips_encode_section_info): Check for "near" and "far" function
4961 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4963 * config/mips/predicates.md (const_call_insn_operand): Test only
4964 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4966 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4969 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4970 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4971 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4972 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4974 2007-05-25 Eric Christopher <echristo@apple.com>
4976 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4977 to x86-darwin configurations.
4978 * config/i386/t-darwin: Add softfp support.
4979 * config/i386/t-darwin64: Ditto.
4980 * config/i386/sfp-machine.h: If mach then don't use
4981 aliasing, emit a stub to call.
4983 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4985 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4986 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4987 tree-predcom.c, tree-ssa-alias-warnings.c,
4988 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4989 comment typos. Follow spelling conventions.
4990 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4992 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4995 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4996 constants into memory. Expand unaligned memory references for
4997 SSE modes via x86_expand_vector_move_misalign() function.
4999 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5001 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5002 "memory" attribute for "sseishft" type insn without operands[2].
5004 2007-05-25 Dirk Mueller <dmueller@suse.de>
5005 Marcus Meissner <meissner@suse.de>
5007 * doc/extend.texi (alloc_size): New attribute.
5008 * c-common.c (handle_alloc_size_attribute): New.
5009 * tree-object-size.c (alloc_object_size): Use alloc_size
5010 attribute, if available.
5012 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5014 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5016 (__builtin_ia32_vec_ext_v2di): Likewise.
5017 (__builtin_ia32_vec_ext_v4si): Likewise.
5018 (__builtin_ia32_vec_ext_v8hi): Likewise.
5019 (__builtin_ia32_vec_ext_v16qi): Likewise.
5020 (__builtin_ia32_vec_set_v8hi): Likewise.
5022 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5026 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5028 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5029 (arm_is_longcall_p): Rename to...
5030 (arm_is_long_call_p): ...this. Take a single tree argument and
5032 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5033 (CUMULATIVE_ARGS): Remove call_cookie.
5034 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5035 (ENCODED_LONG_CALL_ATTR_P): Delete.
5036 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5037 LONG_CALL_FLAG_CHAR cases.
5038 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5039 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5040 ARM_DECLARE_FUNCTION_SIZE.
5041 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5042 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5043 (arm_encode_call_attribute, current_file_function_operand): Delete.
5044 (arm_function_in_section_p): New function.
5045 (arm_is_longcall_p): Rename to...
5046 (arm_is_long_call_p): ...this. Take the target function as a single
5047 argument and return a bool. Do not rely on call cookies. Check
5048 whether the target symbol is in the same section as the current
5049 function, not just the same compilation unit.
5050 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5051 (arm_encode_section_info): Don't encode a call type.
5052 * config/arm/arm.md (call, call_value): Update calls to
5053 arm_is_long(_)call_p. Simplify logic.
5054 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5055 Update calls to arm_is_long(_)call_p.
5057 2007-05-25 Richard Guenther <rguenther@suse.de>
5059 PR tree-optimization/31982
5060 * tree-ssa-forwprop.c
5061 (forward_propagate_addr_into_variable_array_index): Handle arrays
5062 with element size one.
5064 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5066 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5067 (umulsi3_highpart): Likewise.
5069 2007-05-24 Ian Lance Taylor <iant@google.com>
5071 PR rtl-optimization/32069
5072 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5075 2007-05-24 Ollie Wild <aaw@google.com>
5077 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5080 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5082 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5083 (oprs_unchanged_p): Use it to check all registers in a REG.
5084 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5085 (reg_set_between_after_reload_p): Delete.
5086 (reg_used_between_after_reload_p): Likewise.
5087 (reg_set_or_used_since_bb_start): Likewise.
5088 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5089 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5090 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5091 * rtlanal.c (reg_set_p): Check whether REG overlaps
5092 regs_invalidated_by_call, rather than just checking the
5093 membership of REGNO (REG).
5095 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5097 * doc/passes.texi: Document predictive commoning.
5098 * doc/invoke.texi (-fpredictive-commoning): Document.
5099 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5100 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5101 adding indices to the generated name.
5102 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5103 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5104 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5105 (op_symbol_code): ... and exported.
5106 (dump_omp_clause, op_symbol): Use op_symbol_code
5107 instead of op_symbol_1.
5108 * tree-pass.h (pass_predcom): Declare.
5109 * timevar.def (TV_PREDCOM): New timevar.
5110 * tree-ssa-loop.c (run_tree_predictive_commoning,
5111 gate_tree_predictive_commoning, pass_predcom): New.
5112 * tree-data-ref.c (find_data_references_in_loop): Find the
5113 references in dominance order.
5114 (canonicalize_base_object_address): Ensure that the result has
5116 (dr_analyze_innermost): Export.
5117 (create_data_ref): Code to fail for references with invariant
5119 (find_data_references_in_stmt): ... here.
5120 * tree-data-ref.h (dr_analyze_innermost): Declare.
5121 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5122 (aff_combination_find_elt, name_expansion_hash,
5123 name_expansion_eq, tree_to_aff_combination_expand,
5124 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5126 * tree-affine.h (aff_combination_constant_multiple_p,
5127 tree_to_aff_combination_expand): Declare.
5128 * tree-predcom.c: New file.
5129 * common.opt (fpredictive-commoning): New option.
5130 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5131 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5132 * Makefile.in (tree-predcom.o): Add.
5133 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5134 * passes.c (init_optimization_passes): Add dceloop after
5135 copy propagation in loop optimizer. Add predictive commoning
5136 to loop optimizer passes.
5138 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5140 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5143 2007-05-24 Jan Hubicka <jh@suse.cz>
5145 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5147 (genheader): Include statistics.h.
5149 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5151 * print-rtl.c (flag_dump_unnumbered): Update comments.
5152 (print_rtl): Fix my previous change.
5153 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5156 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5159 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5161 (thread_through_all_blocks): Call initialize_original_copy_tables
5162 and free_original_copy_tables.
5163 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5165 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5166 * cfghooks.c (duplicate_block): Use get_loop_copy.
5167 * cfg.c: Include cfgloop.h.
5168 (loop_copy): New hash table.
5169 (initialize_original_copy_tables): Initialize loop_copy table.
5170 (free_original_copy_tables): Free loop_copy table.
5171 (copy_original_table_clear, copy_original_table_set,
5172 set_loop_copy, get_loop_copy): New functions.
5173 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5174 * cfgloop.h (struct loop): Remove copy field.
5175 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5176 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5178 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5181 -msse/-msse2/-msse3.
5183 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5185 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5186 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5188 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5191 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5192 * targhooks.h (default_mangle_decl_assembler_name): Declare
5194 * targhooks.c (default_mangle_decl_assembler_name): Define
5196 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5198 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5199 * langhooks.c (lhd_set_decl_assembler_name): Call
5200 targetm.mangle_decl_assembler_name for names with global scope.
5202 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5204 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5205 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5207 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5208 New. Factored out of i386_pe_encode_section_info.
5209 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5210 Move check for prior decoration of stdcall
5211 symbols to i386_pe_encode_section_info.
5212 (i386_pe_encode_section_info): Adjust call to
5213 gen_stdcall_or_fastcall_suffix. Use
5214 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5215 (i386_pe_mangle_decl_assembler_name): New. Wrap
5216 i386_pe_maybe_mangle_decl_assembler_name.
5218 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5220 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5221 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5222 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5223 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5224 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5227 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5228 Nigel Stephens <nigel@mips.com>
5229 Richard Sandiford <richard@codesourcery.com>
5231 Fix up MIPS16 hard float and add support for complex.
5233 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5234 (TARGET_SOFT_FLOAT_ABI): New.
5235 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5236 __mips_soft_float to reflect the ABI in use, not whether the
5237 FPU is directly accessible (e.g., in MIPS16 mode).
5238 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5239 (UNITS_PER_FPVALUE): Likewise.
5241 * config/mips/mips.c (mips_expand_call): Remove redundant
5242 TARGET_MIPS16 check.
5243 (mips_arg_regno): New.
5244 (function_arg_advance): When setting bits in cum->fp_code for
5245 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5247 (function_arg): Use mips_arg_regno.
5248 (mips_return_mode_in_fpr_p): New.
5249 (mips16_call_stub_mode_suffix): New.
5250 (mips16_cfun_returns_in_fpr_p): New.
5251 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5252 (mips_output_function_prologue): Test mips16_hard_float, not
5253 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5254 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5255 return value into a floating-point register.
5256 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5257 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5258 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5259 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5260 word of double arguments from or to the high bits of 64-bit
5261 floating point registers.
5262 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5263 (mips16_fpret_double): New helper function.
5264 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5265 support for complex modes. Fill in DECL_RESULT for stubdecl.
5266 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5268 * config/mips/mips16.S
5269 (RET, ARG1, ARG2): New.
5270 (MERGE_GPRf, MERGE_GPRt): New.
5271 (DELAYt, DELAYf): New.
5272 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5273 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5274 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5275 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5276 (SFOP): Renamed to...
5277 (OPSF3): This, and macro-ified. Updated all uses.
5278 (SFOP2): Renamed to...
5279 (OPSF2): This, and macro-ified. Updated all uses.
5280 (SFCMP): Renamed to...
5281 (CMPSF): This, and macro-ified. Updated all uses.
5282 (SFREVCMP): Renamed to...
5283 (REVCMPSF): This, and macro-ified. Updated all uses.
5284 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5285 (LDDBL1, LDDBL2, RETDBL): Deleted.
5286 (DFOP): Renamed to...
5287 (OPDF3): This, and macro-ified. Updated all uses.
5288 (DFOP2): Renamed to...
5289 (OPDF2): This, and macro-ified. Updated all uses.
5290 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5291 (DFCMP): Renamed to...
5292 (CMPDF): This, and macro-ified. Updated all uses.
5293 (DFREVCMP): Renamed to...
5294 (REVCMPDF): This, and macro-ified. Updated all uses.
5295 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5296 (RET_FUNCTION): New.
5297 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5298 (__mips16_ret_sc, __mips16_ret_dc): New.
5299 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5300 STUB_ARGS_6, STUB_ARGS_10): New.
5301 (CALL_STUB_NO_RET): New.
5302 (__mips16_call_stub_1): Macro-ified.
5303 (__mips16_call_stub_5): Macro-ified.
5304 (__mips16_call_stub_2): Macro-ified.
5305 (__mips16_call_stub_6): Macro-ified.
5306 (__mips16_call_stub_9): Macro-ified.
5307 (__mips16_call_stub_10): Macro-ified.
5308 (CALL_STUB_RET): New.
5309 (__mips16_call_stub_sf_0): Macro-ified.
5310 (__mips16_call_stub_sf_1): Macro-ified.
5311 (__mips16_call_stub_sf_5): Macro-ified.
5312 (__mips16_call_stub_sf_2): Macro-ified.
5313 (__mips16_call_stub_sf_6): Macro-ified.
5314 (__mips16_call_stub_sf_9): Macro-ified.
5315 (__mips16_call_stub_sf_10): Macro-ified.
5316 (__mips16_call_stub_df_0): Macro-ified.
5317 (__mips16_call_stub_df_1): Macro-ified.
5318 (__mips16_call_stub_df_5): Macro-ified.
5319 (__mips16_call_stub_df_2): Macro-ified.
5320 (__mips16_call_stub_df_6): Macro-ified.
5321 (__mips16_call_stub_df_9): Macro-ified.
5322 (__mips16_call_stub_df_10): Macro-ified.
5323 (__mips16_call_stub_sc_0): New.
5324 (__mips16_call_stub_sc_1): New.
5325 (__mips16_call_stub_sc_5): New.
5326 (__mips16_call_stub_sc_2): New.
5327 (__mips16_call_stub_sc_6): New.
5328 (__mips16_call_stub_sc_9): New.
5329 (__mips16_call_stub_sc_10): New.
5330 (__mips16_call_stub_dc_0): New.
5331 (__mips16_call_stub_dc_1): New.
5332 (__mips16_call_stub_dc_5): New.
5333 (__mips16_call_stub_dc_2): New.
5334 (__mips16_call_stub_dc_6): New.
5335 (__mips16_call_stub_dc_9): New.
5336 (__mips16_call_stub_dc_10): New.
5338 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5339 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5340 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5342 2007-05-23 Ian Lance Taylor <iant@google.com>
5344 * doc/invoke.texi (Invoking GCC): Document that the order of the
5347 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5350 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5351 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5352 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5356 * config/score/score.c (score_print_operand): Make sure that only
5357 lower bits are used.
5359 2007-05-22 Ian Lance Taylor <iant@google.com>
5361 * tree-vrp.c (avoid_overflow_infinity): New static function,
5362 broken out of set_value_range_to_value.
5363 (set_value_range_to_value): Call avoid_overflow_infinity.
5364 (extract_range_from_assert): Likewise.
5366 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5369 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5370 change the type before looking for a COMPOUND_EXPR.
5372 2007-05-22 Ian Lance Taylor <iant@google.com>
5374 * lower-subreg.c (decompose_multiword_subregs): If we change an
5375 insn, call remove_retval_note on it.
5377 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5379 * regs.h (end_hard_regno): New function.
5380 (END_HARD_REGNO, END_REGNO): New macros.
5381 (add_to_hard_reg_set): New function.
5382 (remove_from_hard_reg_set): Likewise.
5383 (in_hard_reg_set_p): Likewise.
5384 (overlaps_hard_reg_set_p): Likewise.
5385 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5386 (note_btr_set): Use END_HARD_REGNO.
5387 * caller-save.c (setup_save_areas): Use end_hard_regno.
5388 (mark_set_regs): Use END_HARD_REGNO.
5389 (add_stored_regs): Use end_hard_regno.
5390 (mark_referenced_regs): Use add_to_hard_reg_set.
5391 * combine.c (update_table_tick): Use END_REGNO.
5392 (record_value_for_reg): Likewise.
5393 (record_dead_and_set_regs): Likewise.
5394 (get_last_value_validate): Likewise.
5395 (use_crosses_set_p): Likewise.
5396 (reg_dead_at_p_1): Likewise.
5397 (reg_dead_at_p): Likewise.
5398 (mark_used_regs_combine): Use add_to_hard_reg_set.
5399 (move_deaths): Use END_HARD_REGNO.
5400 (reg_bitfield_target_p): Use end_hard_regno.
5401 (distribute_notes): Use END_HARD_REGNO.
5402 * cse.c (mention_regs): Use END_REGNO.
5403 (insert): Use add_to_hard_reg_set.
5404 (invalidate): Use END_HARD_REGNO.
5405 (invalidate_for_call): Likewise.
5406 (exp_equiv_p): Use END_REGNO.
5407 (cse_insn): Likewise.
5408 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5409 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5410 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5411 * function.c (keep_stack_depressed): Use end_hard_regno.
5412 * global.c (global_alloc): Use end_hard_regno.
5413 (global_conflicts): Use add_to_hard_reg_set instead of
5415 (find_reg): Likewise.
5416 (mark_reg_store): Likewise.
5417 (mark_reg_conflicts): Likewise.
5418 (mark_reg_death): Use remove_from_hard_reg_set.
5419 (mark_reg_live_nc): Delete.
5420 (set_preference): Use end_hard_regno.
5421 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5422 remove_from_hard_reg_set.
5423 (post_mark_life): Use add_to_hard_reg_set.
5424 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5425 (reg_becomes_live): Use add_to_hard_reg_set.
5426 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5427 (peep2_find_free_register): Use add_to_hard_reg_set.
5428 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5429 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5430 * regrename.c (note_sets): Use add_to_hard_reg_set.
5431 (clear_dead_regs): Use remove_from_hard_reg_set.
5432 (regrename_optimize): Use add_to_hard_reg_set.
5433 (find_oldest_value_reg): Use in_hard_reg_set_p.
5434 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5435 (hard_reg_set_here_p): Use end_hard_regno.
5436 (decompose): Likewise.
5437 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5438 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5439 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5440 (mark_home_live): Use end_hard_regno.
5441 (spill_hard_reg): Likewise.
5442 (clear_reload_reg_in_use): Likewise.
5443 * reorg.c (delete_prior_computation): Use END_REGNO.
5444 * resource.c (update_live_status): Use END_HARD_REGNO.
5445 (mark_referenced_resources): Use add_to_hard_reg_set.
5446 (mark_set_resources): Likewise.
5447 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5448 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5449 (reg_overlap_mentioned_p): Likewise.
5450 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5451 (covers_regno_no_parallel_p): Use END_REGNO.
5452 (find_regno_note): Likewise.
5453 (find_reg_fusage): Use END_HARD_REGNO.
5454 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5455 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5457 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5459 * mode-switching.c (reg_dies): Change type of second argument to
5461 (optimize_mode_switching): Update accordingly.
5463 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5465 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5467 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5468 (hard_reg_set_empty_p): ...these new functions.
5469 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5470 GO_IF_HARD_REG_SUBSET.
5471 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5472 instead of GO_IF_HARD_REG_EQUAL.
5473 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5474 instead of GO_IF_HARD_REG_EQUAL.
5475 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5476 GO_IF_HARD_REG_SUBSET.
5477 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5478 GO_IF_HARD_REG_EQUAL.
5479 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5480 of GO_IF_HARD_REG_SUBSET.
5481 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5482 instead of GO_IF_HARD_REG_EQUAL.
5483 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5484 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5485 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5486 of GO_IF_HARD_REG_SUBSET,
5487 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5488 GO_IF_HARD_REG_SUBSET.
5489 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5490 instead of GO_IF_HARD_REG_EQUAL.
5491 * config/sh/sh.c (push_regs, calc_live_regs): Use
5492 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5493 (hard_regs_intersect_p): Delete.
5495 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5497 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5499 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5500 Richard Henderson <rth@redhat.com>
5502 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5504 (x86_64-*-*): Likewise.
5506 * i386/i386-modes.def (V2QI): New.
5508 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5510 (override_options): Support SSE4.1.
5511 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5512 (IX86_BUILTIN_BLENDPS): Likewise.
5513 (IX86_BUILTIN_BLENDVPD): Likewise.
5514 (IX86_BUILTIN_BLENDVPS): Likewise.
5515 (IX86_BUILTIN_PBLENDVB128): Likewise.
5516 (IX86_BUILTIN_PBLENDW128): Likewise.
5517 (IX86_BUILTIN_DPPD): Likewise.
5518 (IX86_BUILTIN_DPPS): Likewise.
5519 (IX86_BUILTIN_INSERTPS128): Likewise.
5520 (IX86_BUILTIN_MOVNTDQA): Likewise.
5521 (IX86_BUILTIN_MPSADBW128): Likewise.
5522 (IX86_BUILTIN_PACKUSDW128): Likewise.
5523 (IX86_BUILTIN_PCMPEQQ): Likewise.
5524 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5525 (IX86_BUILTIN_PMAXSB128): Likewise.
5526 (IX86_BUILTIN_PMAXSD128): Likewise.
5527 (IX86_BUILTIN_PMAXUD128): Likewise.
5528 (IX86_BUILTIN_PMAXUW128): Likewise.
5529 (IX86_BUILTIN_PMINSB128): Likewise.
5530 (IX86_BUILTIN_PMINSD128): Likewise.
5531 (IX86_BUILTIN_PMINUD128): Likewise.
5532 (IX86_BUILTIN_PMINUW128): Likewise.
5533 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5534 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5535 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5536 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5537 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5538 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5539 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5540 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5541 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5542 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5543 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5544 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5545 (IX86_BUILTIN_PMULDQ128): Likewise.
5546 (IX86_BUILTIN_PMULLD128): Likewise.
5547 (IX86_BUILTIN_ROUNDPD): Likewise.
5548 (IX86_BUILTIN_ROUNDPS): Likewise.
5549 (IX86_BUILTIN_ROUNDSD): Likewise.
5550 (IX86_BUILTIN_ROUNDSS): Likewise.
5551 (IX86_BUILTIN_PTESTZ): Likewise.
5552 (IX86_BUILTIN_PTESTC): Likewise.
5553 (IX86_BUILTIN_PTESTNZC): Likewise.
5554 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5555 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5556 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5557 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5558 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5560 (bdesc_sse_3arg): Likewise.
5561 (bdesc_2arg): Likewise.
5562 (bdesc_1arg): Likewise.
5563 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5565 (ix86_expand_sse_4_operands_builtin): New.
5566 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5567 smaller than 8 bits as the 2nd arg.
5568 (ix86_expand_sse_ptest): New.
5569 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5570 (ix86_expand_vector_set): Support SSE4.1.
5571 (ix86_expand_vector_extract): Likewise.
5573 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5574 __SSE4_1__ for -msse4.1.
5576 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5577 (UNSPEC_INSERTPS): Likewise.
5578 (UNSPEC_DP): Likewise.
5579 (UNSPEC_MOVNTDQA): Likewise.
5580 (UNSPEC_MPSADBW): Likewise.
5581 (UNSPEC_PHMINPOSUW): Likewise.
5582 (UNSPEC_PTEST): Likewise.
5583 (UNSPEC_ROUNDP): Likewise.
5584 (UNSPEC_ROUNDS): Likewise.
5586 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5588 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5589 (const_pow2_1_to_32768_operand): Likewise.
5591 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5594 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5596 (sse4_1_insertps): Likewise.
5597 (*sse4_1_extractps): Likewise.
5598 (sse4_1_ptest): Likewise.
5599 (sse4_1_mulv2siv2di3): Likewise.
5600 (*sse4_1_mulv4si3): Likewise.
5601 (*sse4_1_smax<mode>3): Likewise.
5602 (*sse4_1_umax<mode>3): Likewise.
5603 (*sse4_1_smin<mode>3): Likewise.
5604 (*sse4_1_umin<mode>3): Likewise.
5605 (sse4_1_eqv2di3): Likewise.
5606 (*sse4_1_pinsrb): Likewise.
5607 (*sse4_1_pinsrd): Likewise.
5608 (*sse4_1_pinsrq): Likewise.
5609 (*sse4_1_pextrb): Likewise.
5610 (*sse4_1_pextrb_memory): Likewise.
5611 (*sse4_1_pextrw_memory): Likewise.
5612 (*sse4_1_pextrq): Likewise.
5613 (sse4_1_blendpd): Likewise.
5614 (sse4_1_blendps): Likewise.
5615 (sse4_1_blendvpd): Likewise.
5616 (sse4_1_blendvps): Likewise.
5617 (sse4_1_dppd): Likewise.
5618 (sse4_1_dpps): Likewise.
5619 (sse4_1_movntdqa): Likewise.
5620 (sse4_1_mpsadbw): Likewise.
5621 (sse4_1_packusdw): Likewise.
5622 (sse4_1_pblendvb): Likewise.
5623 (sse4_1_pblendw): Likewise.
5624 (sse4_1_phminposuw): Likewise.
5625 (sse4_1_extendv8qiv8hi2): Likewise.
5626 (*sse4_1_extendv8qiv8hi2): Likewise.
5627 (sse4_1_extendv4qiv4si2): Likewise.
5628 (*sse4_1_extendv4qiv4si2): Likewise.
5629 (sse4_1_extendv2qiv2di2): Likewise.
5630 (*sse4_1_extendv2qiv2di2): Likewise.
5631 (sse4_1_extendv4hiv4si2): Likewise.
5632 (*sse4_1_extendv4hiv4si2): Likewise.
5633 (sse4_1_extendv2hiv2di2): Likewise.
5634 (*sse4_1_extendv2hiv2di2): Likewise.
5635 (sse4_1_extendv2siv2di2): Likewise.
5636 (*sse4_1_extendv2siv2di2): Likewise.
5637 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5638 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5639 (sse4_1_zero_extendv4qiv4si2): Likewise.
5640 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5641 (sse4_1_zero_extendv2qiv2di2): Likewise.
5642 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5643 (sse4_1_zero_extendv4hiv4si2): Likewise.
5644 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5645 (sse4_1_zero_extendv2hiv2di2): Likewise.
5646 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5647 (sse4_1_zero_extendv2siv2di2): Likewise.
5648 (*sse4_1_zero_extendv2siv2di2): Likewise.
5649 (sse4_1_roundpd): Likewise.
5650 (sse4_1_roundps): Likewise.
5651 (sse4_1_roundsd): Likewise.
5652 (sse4_1_roundss): Likewise.
5653 (mulv4si3): Don't expand for SSE4.1.
5654 (smax<mode>3): Likewise.
5655 (umaxv4si3): Likewise.
5656 (uminv16qi3): Likewise.
5657 (umin<mode>3): Likewise.
5658 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5660 * doc/extend.texi: Document SSE4.1 built-in functions.
5662 * doc/invoke.texi: Document -msse4.1.
5664 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5666 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5667 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5668 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5669 (ASM_SPEC): Add asm_pcrel_spec.
5670 (EXTRA_SPECS): Add asm_pcrel_spec.
5672 2007-05-21 David Daney <ddaney@avtrex.com>
5674 * doc/install.texi (Building a cross compiler): Add requirements
5675 for Java cross compiler.
5677 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5680 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5681 Add loopno argument. Use evolution_function_is_invariant_rec_p
5682 instead of evolution_function_is_constant_p.
5683 Update calls to evolution_function_is_affine_multivariate_p.
5684 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5685 Add loopno argument.
5686 * tree-scalar-evolution.c (gather_chrec_stats): Call
5687 evolution_function_is_affine_multivariate_p with a loop
5689 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5690 (analyze_overlapping_iterations): Likewise.
5691 (access_functions_are_affine_or_constant_p): Likewise.
5692 (build_classic_dist_vector_1): If the access functions
5693 are equal, don't do anything.
5695 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5696 Paolo Carlini <pcarlini@suse.de>
5697 Uros Bizjak <ubizjak@gmail.com>
5699 * c-cppbuiltin.c (c_cpp_builtins): Define
5700 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5701 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5702 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5703 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5705 2007-05-21 Mike Stump <mrs@apple.com>
5707 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5709 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5711 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5714 implementation if __OPTIMIZE__ is not defined.
5715 (_mm_alignr_pi8): Ditto.
5716 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5717 (_mm_inserti_si64): Ditto.
5718 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5719 (_mm_slli_epi16): Ditto.
5720 (_mm_slli_epi32): Ditto.
5721 (_mm_slli_epi64): Ditto.
5722 (_mm_srai_epi16): Ditto.
5723 (_mm_srai_epi32): Ditto.
5724 (_mm_srli_si128): Ditto.
5725 (_mm_slli_si128): Ditto.
5726 (_mm_srli_epi16): Ditto.
5727 (_mm_srli_epi32): Ditto.
5728 (_mm_srli_epi64): Ditto.
5729 (_mm_extract_epi16): Ditto.
5730 (_mm_insert_epi16): Ditto.
5731 (_mm_shufflehi_epi16): Ditto.
5732 (_mm_shufflelo_epi16): Ditto.
5733 (_mm_shuffle_epi32): Ditto.
5734 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5736 (_mm_insert_pi16): Ditto.
5738 (_mm_shuffle_pi16): Ditto.
5740 (_mm_shufle_ps): Ditto.
5741 (_mm_prefetch): Ditto.
5743 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5745 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5746 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5747 * real.c (encode_i370_single, decode_i370_single,
5748 encode_i370_double, decode_i370_double): Functions removed.
5749 (i370_single_format, i370_double_format): Initializations removed.
5750 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5751 Consider the log2_b field to always be one.
5752 (ieee_single_format, mips_single_format, coldfire_single_format,
5753 ieee_double_format, mips_double_format, coldfire_double_format,
5754 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5755 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5756 ibm_extended_format, mips_extended_format, ieee_quad_format,
5757 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5758 decimal_single_format, decimal_double_format, decimal_quad_format,
5759 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5760 initialization of log2_b.
5761 * real.h (i370_single_format, i370_double_format): Declarations
5763 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5764 field to always be one.
5766 2007-05-21 Andreas Schwab <schwab@suse.de>
5768 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5769 NOTE_INSN_BASIC_BLOCK_P.
5770 (process_for_unwind_directive): Likewise.
5772 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5774 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5775 * function.h (struct function): Move va_list_gpr_size,
5776 va_list_fpr_size, function_frequency to front of bitfields. Add
5778 (current_function_calls_unwind_init): New.
5779 * except.c (expand_builtin_unwind_init): Set
5780 current_function_calls_unwind_init not
5781 current_function_has_nonlocal_label.
5782 * reload1.c (has_nonexceptional_receiver): New.
5783 (reload): Use it and current_function_calls_unwind_init to
5784 determine whether call-saved regs must be saved.
5786 2007-05-20 Jan Hubicka <jh@suse.cz>
5788 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5789 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5790 * ddg.c (create_ddg): LIkewise.
5791 * final.c (final): Remove hunk moving line number notes around since
5792 they are no longer present at this stage.
5793 (final_scan_insn): Use NOTE_KIND instead of
5794 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5795 (output_asm_label): Likewise.
5796 * reorg.c (dbr_schedule): Likewise.
5797 * haifa-sched.c (unlink_other_notes): Likewise.
5798 * mode-switching.c (optimize_mode_switching): Likewise.
5799 * graph.c (start_bb): Likewise.
5800 * rtl.def (NOTE): Update description.
5801 * jump.c (squeeze_notes): Delete.
5802 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5803 NOTE_INSN_BASIC_BLOCK_P when possible.
5804 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5805 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5806 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5807 (dwarf2out_var_location): Likewise.
5808 * cfgbuild.c (make_edges): Likewise.
5809 (find_basic_blocks_1): Likewise.
5810 * function.c (reorder_blocks_1): Likewise.
5811 (epilogue_done): Likewise.
5812 (reposition_prologue_and_epilogue_notes): Likewise.
5813 * print-rtl.c (print_rtx): Likewise; drop code for printing
5815 (print_rtl): Likewise.
5816 (print_rtl_single): Likewise.
5817 * gcse.c (insert_insn_start_bb): Likewise.
5818 * alias.c (init_alias_analysis): Likewise.
5819 * calls.c (fixup_tail_calls): Likewise.
5820 * except.c (sjlj_emit_function_enter): Likewise.
5821 * emit-rtl.c (add_insn_after): Likeiwse.
5822 (emit_label_before): Likewise.
5823 (emit_label_after): Likewise.
5824 (emit_note_before, emit_note_after, emit_note): Update
5825 parameter to be enum insn_note; do not deal with source
5827 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5828 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5830 (merge_blocks_move_successor_nojumps): Simplify now when
5831 we don't have BLOCK notes.
5832 (try_optimize_cfg): Likewise.
5833 * cfglayout.c (skip_insns_after_block): Likewise.
5834 (record_effective_endpoints): Likewise.
5835 (duplicate_insn_chain): Likewise.
5836 * varasm.c (output_constant_pool_1): Likewise.
5837 * sched-deps.c (sched_analyze): Likewise.
5838 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5840 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5841 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5842 (SET_INSN_DELETED): Simplify.
5843 (NOTE_LINE_NUMBER): Exterminate.
5844 (NOTE_LINE_KIND): New.
5845 (NOTE_INSN_BASIC_BLOCK_P): Update.
5846 (enum insn_note): Simplify.
5847 (GET_NOTE_INSN_NAME) Simplify.
5848 (emit_note_before, emit_note_after, emit_note): Update prototype.
5849 (squeeze_notes): Remove.
5850 * sched-int.h (NOTE_NOT_BB_P): Update.
5851 * resource.c (mark_target_live_regs): Update.
5852 * sched-rgn.c (debug_dependencies): Update.
5853 * sched-vis.c (print_insn): Update.
5854 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5855 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5856 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5857 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5858 (split_branches): Update.
5859 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5861 (sh_adjust_unroll_max): Exterminate.
5862 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5863 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5864 (m68hc11_reorg): Likewise.
5865 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5866 (emit_predicate_relation_info): Update.
5867 (process_for_unwind_directive): Update.
5868 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5869 (output_call): Update.
5870 * config/pa/pa.c (output_lbranch): Update.
5871 (output_millicode_call): Update.
5872 (output_call): Update.
5873 (pa_combine_instructions): Update.
5874 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5875 * config/bfin/bfin.c (gen_one_bundle): Update.
5876 * cfgrtl.c (can_delete_note_p): Update.
5877 (delete_insn): Update.
5878 (rtl_merge_blocks): Update.
5879 (commit_one_edge_insertion): Update.
5880 (rtl_verify_flow_info): Update.
5881 * stmt.c (expand_case): Do not call squeeze_notes.
5883 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5890 * c.opt (Wtype-limits): New.
5891 * doc/invoke.texi (Wtype-limits): Document it.
5892 (Wextra): Enabled by -Wextra.
5893 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5894 * c-common.c (shorten_compare): Warn with Wtype-limits.
5896 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5898 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5899 inlined function, not as a macro.
5900 (_mm_alignr_pi8): Ditto.
5901 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5902 (_mm_inserti_si64): Ditto.
5903 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5904 (_mm_extract_epi16): Ditto.
5905 (_mm_insert_epi16): Ditto.
5906 (_mm_shufflehi_epi16): Ditto.
5907 (_mm_shufflelo_epi16): Ditto.
5908 (_mm_shuffle_epi32): Ditto.
5909 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5910 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5912 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5914 (_m_to_float): Use C89 compatible assignment.
5916 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5919 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5921 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5924 * doc/invoke.texi (Wreturn-type): Complete description.
5925 (Wextra): Delete item about return-type warning.
5926 * c-decl.c: Delete redundant Wextra warning.
5928 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5931 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5932 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5933 inlined function, not as a macro.
5934 (_mm_prefetch): Ditto.
5936 (_mm_insert_pi16): Ditto.
5938 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5939 (_m_pshufw): Ditto. Add const to __N argument.
5940 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5941 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5942 (_mm_slli_epi32): Ditto.
5943 (_mm_srli_si128): Implement as always inlined function, not as a
5944 macro. Add __inline to function declaration.
5945 (_mm_slli_si128): Ditto.
5947 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5949 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5950 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5952 (struct fenv): New structure.
5953 (FP_HANDLE_EXCEPTIONS): New define.
5954 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5955 (_FP_DECL_EXP): New define.
5956 (FP_INIT_ROUNDMODE): New define.
5957 (FP_ROUNDMODE): New define.
5959 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5961 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5962 (Wconversion): Update description.
5963 (Wconversion-sign): New.
5964 * c.opt (Wconversion-sign): New.
5965 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5966 means disabled for C++. Otherwise, take the status of Wconversion.
5967 * c-common.c (conversion_warning): Warn with either Wconversion or
5969 (warnings_for_convert_and_check): Conditions are already checked by
5971 (convert_and_check): Don't check warnings if the conversion failed.
5973 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5974 Anatoly Sokolov <aesok@dol.ru>
5976 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5977 avr_epilogue_uses) : Add declaration.
5978 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5979 * config/avr/constraints.md (R): New constraint.
5980 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5981 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5982 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5983 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5984 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5985 call_prologue_saves, epilogue_restores, return_from_epilogue,
5986 return_from_main_epilogue, return_from_interrupt_epilogue,
5987 return_from_naked_epilogue, prologue, epilogue): New patterns.
5988 (jump): Handle symbol reference.
5989 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5990 avr_output_function_prologue, avr_output_function_epilogue): Remove
5992 (avr_init_machine_status, expand_prologue, expand_epilogue,
5993 avr_asm_function_end_prologue, avr_epilogue_uses,
5994 avr_asm_function_begin_epilogue): New functions.
5995 (prologue_size, epilogue_size, jump_tables_size): Remove global
5997 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5998 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5999 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6000 (avr_override_options): Initialise init_machine_status.
6001 (output_movhi): Handle all stack pointer loads.
6002 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6003 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6004 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6005 (EPILOGUE_USES) Redefine.
6006 (machine_function) Declare.
6008 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6010 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6011 Use a single return statement.
6013 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6016 * builtins.c (do_mpfr_lgamma_r): New.
6017 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6018 * tree.h (CASE_FLT_FN_REENT): New.
6020 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6022 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6023 (output_die): Use 'unsigned long' with %x.
6024 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6025 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6026 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6028 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6030 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6035 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6036 true if function has no argument.
6038 2007-05-18 DJ Delorie <dj@redhat.com>
6040 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6041 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6043 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6045 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6046 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6047 count_trailing_zeros.
6048 (__i386__): Implement count_leading_zeros using __builtin_clz().
6049 Implement count_trailing_zeros usign __builtin_ctz().
6051 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6053 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6055 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6058 * expr.c (emit_move_change_mode): Change mode of push operands here.
6060 2007-05-17 Ian Lance Taylor <iant@google.com>
6062 PR tree-optimization/31953
6063 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6065 (set_value_range_to_null): Call set_value_range_to_value.
6066 (extract_range_from_comparison): Likewise.
6068 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6070 * toplev.c (print_version): Output GMP/MPFR version info.
6072 * builtins.c (CASE_MATHFN_REENT): New macro.
6073 (mathfn_built_in): Use it.
6074 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6075 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6076 BUILT_IN_LGAMMAL_R): New.
6077 * doc/extend.texi: Document new builtins.
6080 * builtins.c (do_mpfr_remquo): New.
6081 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6082 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6085 * builtins.c (fold_builtin_1): Handle y0, y1.
6086 (fold_builtin_2): Handle yn.
6089 * builtins.c (do_mpfr_bessel_n): New.
6090 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6091 (fold_builtin_2): Handle BUILT_IN_JN.
6093 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6096 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6097 TYPE_PRECISION (intmax_type_node).
6099 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6102 * reload.c (subst_reloads): Remove checking.
6104 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6106 PR rtl-optimization/31691
6107 * combine.c (simplify_set): Build a new src pattern instead of
6108 substituting its operands in the COMPARE case.
6110 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6112 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6113 (execute_vrp): Preserve loops through jump threading.
6114 * tree-ssa-threadupdate.c (thread_single_edge,
6115 dbds_continue_enumeration_p, determine_bb_domination_status,
6116 thread_through_loop_header): New functions.
6117 (create_edge_and_update_destination_phis,
6118 create_edge_and_update_destination_phis): Set loops for the new blocks.
6119 (prune_undesirable_thread_requests): Removed.
6120 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6122 (thread_block): Do not call prune_undesirable_thread_requests.
6124 (mark_threaded_blocks): Select edges to thread here.
6125 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6126 Thread edges through loop headers independently.
6127 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6128 * tree-pass.h (TODO_mark_first_instance): New.
6129 (first_pass_instance): Declare.
6130 * cfghooks.c (duplicate_block): Put the block to the original loop
6131 if copy is not specified.
6132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6133 jump threading. Pass may_peel_loop_headers to
6134 thread_through_all_blocks according to first_pass_instance.
6135 * cfgloop.h (create_preheader): Declare.
6136 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6137 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6138 * passes.c (first_pass_instance): New variable.
6139 (next_pass_1): Set TODO_mark_first_instance.
6140 (execute_todo): Set first_pass_instance.
6142 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6144 PR tree-optimization/24659
6145 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6146 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6147 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6148 OTI_vec_pack_ufix_trunc.
6149 (vec_unpacks_float_hi_optab): Define new macro.
6150 (vec_unpacks_float_lo_optab): Ditto.
6151 (vec_unpacku_float_hi_optab): Ditto.
6152 (vec_unpacku_float_lo_optab): Ditto.
6153 (vec_pack_sfix_trunc_optab): Ditto.
6154 (vec_pack_ufix_trunc_optab): Ditto.
6155 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6156 and vec_pack_[s|u]fix_trunc_optab using
6157 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6158 * tree-vectorizer.c (supportable_widening_operation): Handle
6159 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6160 (supportable_narrowing_operation): New function.
6161 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6162 * tree-vect-transform.c (vectorizable_conversion): Handle
6163 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6164 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6165 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6166 to check for target support.
6167 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6168 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6169 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6170 for VEC_PACK_FIX_TRUNC_EXPR.
6171 (expand_binop): Special case mode of the result for
6172 vec_pack_[u|s]fix_trunc_optab.
6173 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6174 vec_pack_[u|s]fix_trunc_optab.
6176 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6177 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6178 * tree-pretty-print.c (dump_generic_node): Handle
6179 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6180 VEC_PACK_FIX_TRUNC_EXPR.
6182 * expr.c (expand_expr_real_1): Ditto.
6183 * tree-inline.c (estimate_num_insns_1): Ditto.
6184 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6186 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6187 (vec_unpacks_float_lo_v8hi): Ditto.
6188 (vec_unpacku_float_hi_v8hi): Ditto.
6189 (vec_unpacku_float_lo_v8hi): Ditto.
6190 (vec_unpacks_float_hi_v4si): Ditto.
6191 (vec_unpacks_float_lo_v4si): Ditto.
6192 (vec_pack_sfix_trunc_v2df): Ditto.
6194 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6196 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6197 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6198 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6199 [vec_pack_ufix_trunc]: Ditto.
6200 [vec_unpacks_float_hi]: Ditto.
6201 [vec_unpacks_float_lo]: Ditto.
6202 [vec_unpacku_float_hi]: Ditto.
6203 [vec_unpacku_float_lo]: Ditto.
6205 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6207 * soft-fp/README: Update for new files.
6208 * soft-fp/floattisf.c: New file.
6209 * soft-fp/floattidf.c: New file.
6210 * soft-fp/floattitf.c: New file.
6211 * soft-fp/floatuntisf.c: New file.
6212 * soft-fp/floatuntidf.c: New file.
6213 * soft-fp/floatuntitf.c: New file.
6214 * soft-fp/fixsfti.c: New file.
6215 * soft-fp/fixdfti.c: New file.
6216 * soft-fp/fixtfti.c: New file.
6217 * soft-fp/fixunssfti.c: New file.
6218 * soft-fp/fixunsdfti.c: New file.
6219 * soft-fp/fixunstfti.c: New file.
6220 * soft-fp/extendxftf.c: New file.
6221 * soft-fp/trunctfxf.c: New file.
6223 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6224 (__trunctfxf2): Ditto.
6226 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6227 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6228 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6229 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6230 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6231 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6233 * config/i386/t-fprules-softfp64: New file.
6234 * config/i386/sfp-machine.h: New file.
6235 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6236 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6237 and soft-fp/t-softfp to tmake_file.
6238 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6239 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6241 * config/i386/t-linux64 (softfp_wrap_start): New.
6242 (softfp_wrap_end): New.
6243 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6244 supported for TARGET_64BIT.
6246 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6248 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6249 c_common_unsigned_type behavior.
6251 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6253 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6256 2007-05-16 Eric Christopher <echristo@apple.com>
6258 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6259 saving after stack push. Set sp_offset whenever we push.
6260 (rs6000_emit_epilogue): Move altivec register restore before
6263 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6265 * configure.ac: Allow sysroots to be relocated under $prefix as
6266 well as $exec_prefix.
6267 * configure: Regenerate.
6269 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6273 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6275 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6276 (gcc_tooldir): Likewise.
6277 * configure: Regenerate.
6278 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6279 old configure.ac gcc_tooldir setting.
6280 (prefix_to_exec_prefix): New variable.
6281 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6282 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6284 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6286 * c-typeck.c (build_binary_op): Return early for error.
6288 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6290 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6291 struct nb_iter_bound.
6292 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6293 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6294 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6295 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6296 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6297 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6298 (del_scev_info): Use ggc_free.
6299 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6300 * loop-init.c: Include ggc.h.
6301 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6302 (loop_optimizer_finalize): Use ggc_free.
6303 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6304 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6305 pass_iv_optimize): Add TODO_ggc_collect.
6306 * function.h (struct function): Remove skip marker from
6308 * cfgloop.c: Include ggc.h.
6309 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6311 (establish_preds): Vector superloops is gc allocated.
6312 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6314 (flow_loops_find): Vector larray is gc allocated.
6315 (loop_exit_free): Use ggc_free.
6316 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6317 that head of exits list is now not a part of struct loop.
6318 (record_loop_exits): Allocate exits table in gc memory.
6319 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6320 that head of exits list is now not a part of struct loop.
6321 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6322 struct loop_exit): Add GTY marker.
6323 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6324 Add skip marker to aux field. Make head of exits list a separate
6326 (struct loops): Add GTY marker. Make larray vector gc allocated.
6327 Add param marker to exits table.
6328 (get_loops): Type changed.
6329 * Makefile.in (tree-scalar-evolution.o): Add
6330 gt-tree-scalar-evolution.h dependency.
6331 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6332 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6333 * basic-block.h (struct basic_block_def): Remove skip marker from
6336 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6338 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6339 of 0 in the call to expand_expr().
6340 (expand_builtin_mathfn_3): Ditto.
6341 (expand_builtin_interclass_mathfn): Ditto.
6342 (expand_builtin_cexpi): Ditto.
6343 (expand_builtin_int_roundingfn): Ditto.
6344 (expand_builtin_int_roundingfn_2): Ditto.
6345 (expand_builtin_pow): Ditto.
6346 (expand_builtin_powi): Ditto.
6347 (expand_builtin_bswap): Ditto.
6348 (expand_builtin_unop): Ditto.
6349 (expand_builtin_fabs): Ditto.
6350 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6351 the call to expand_expr().
6352 (expand_builtin_sync_operation): Ditto.
6353 (expand_builtin_compare_and_swap): Ditto.
6354 (expand_builtin_lock_test_and_set): Ditto.
6355 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6356 instead of 0 in the call to expand_expr().
6357 (expand_builtin_extract_return_addr): Ditto.
6358 (expand_builtin_eh_return): Ditto.
6359 (expand_eh_return): Ditto.
6360 * explow.c (expr_size): Ditto.
6361 * expr.c (optimize_bitfield_assignment_op): Ditto.
6362 (expand_assignement): Ditto.
6363 (store_expr): Ditto.
6364 (store_field): Ditto.
6365 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6366 the call to expand_expr().
6367 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6368 in the call to expand_expr().
6369 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6370 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6371 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6373 * optabs.c (expand_vec_shift_expr): Ditto.
6374 (expand_vec_cond_expr): Ditto.
6375 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6376 call to expand_expr().
6377 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6378 in the call to expand_expr().
6380 2007-05-14 Dave Korn <dave.korn@artimi.com>
6382 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6384 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6386 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6387 instead of c_common_unsigned_type.
6388 (c_common_unsigned_type): Remove.
6389 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6390 c_common_unsigned_type.
6391 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6392 c_common_unsigned_type.
6393 * c-common.h (c_common_unsigned_type): Remove.
6394 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6395 c_common_unsigned_type.
6396 * c-format.c (check_format_types): Use unsigned_type_for instead of
6397 c_common_unsigned_type.
6398 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6399 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6400 of c_common_unsigned_type.
6401 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6402 lang_hooks.types.unsigned_type.
6403 * expmed.c (make_tree): Use unsigned_type_for instead of
6404 lang_hooks.types.unsigned_type.
6405 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6406 lang_hooks.types.unsigned_type.
6407 (build_range_check): Likewise.
6408 (fold_unary): Likewise.
6409 (fold_binary): Likewise.
6410 (fold_ternary): Likewise.
6411 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6412 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6413 * tree.c (get_unsigned_type): New.
6414 (unsigned_type_for): Use get_unsigned_type instead of
6415 lang_hooks.types.unsigned_type.
6417 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6419 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6420 to m68k_get_function_kind. Update its prototype.
6421 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6423 (m68k_interrupt_function_p): Return enum m68k_function_type
6424 instead of bool. Rename to m68k_get_function_kind.
6425 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6427 (m68k_compute_frame_layout): Don't mark any register for save
6428 if an interrupt_thread attribute is specified.
6429 (m68k_hard_regno_rename_ok): Update a use of
6430 m68k_interrupt_function_p.
6431 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6432 m68k_interrupt_function_p.
6433 (m68k_function_type): New.
6434 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6435 for a function with an interrupt_thread attribute.
6436 * doc/extend.texi: Document the interrupt_thread attribute.
6438 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6440 Fix PR tree-optimization/31911
6441 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6442 if they didn't change the expression.
6444 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6446 * tree-scalar-evolution.c (resolve_mixers): Exported.
6447 * tree-scalar-evolution.h (resolve_mixers): Declare.
6448 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6449 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6450 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6451 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6452 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6453 strip_conversion, analyze_offset_expr, address_analysis,
6454 object_analysis, analyze_offset): Removed.
6455 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6456 split_constant_offset, canonicalize_base_object_address,
6457 object_address_invariant_in_loop_p, disjoint_objects_p,
6458 dr_may_alias_p, dr_address_invariant_p): New functions.
6459 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6460 and dr_analyze_alias.
6461 (initialize_data_dependence_relation): Use dr_may_alias_p
6462 and object_address_invariant_in_loop_p.
6463 (compute_self_dependence): Handle the case when
6464 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6465 (find_data_references_in_stmt): Restrict the analysis of data
6466 references to the given loop nest.
6467 (find_data_references_in_loop): Made static. Pass loop nest to
6468 find_data_references_in_stmt.
6469 (compute_data_dependences_for_loop): Use DR_VOPS.
6470 (free_data_ref): Free DR_VOPS.
6471 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6472 (struct innermost_loop_behavior): ... new.
6473 (struct base_object_info): Replaced by ...
6474 (struct indices): ... new.
6475 (struct dr_alias): New.
6476 (enum data_ref_type): Removed.
6477 (struct data_reference): Consist of struct innermost_loop_behavior,
6478 struct indices and struct dr_alias.
6479 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6480 (DR_MEMTAG): Renamed to ...
6481 (DR_SYMBOL_TAG): ... this.
6482 (find_data_references_in_loop): Declaration removed.
6483 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6484 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6485 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6486 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6488 2007-05-13 Revital Eres <eres@il.ibm.com>
6490 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6491 which walks virtual def-use chains to find redundant stores.
6492 (dse_optimize_stmt): Call it.
6494 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6496 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6497 * passes.c (init_optimization_passes): Move pass_jump_bypass
6500 * basic-block.h (bb_has_eh_pred): Fix style issue.
6502 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6504 PR rtl-optimization/31848
6505 * loop-invariant.c (move_invariant_reg): If we move an insn
6506 with a REG_EQUAL note, and that insn is not always executed,
6507 remove the REG_EQUAL note.
6509 2007-05-12 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/31797
6512 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6513 propagate into a stmt that has volatile ops.
6515 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6517 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6518 (gcc_tooldir): Likewise.
6519 * configure: Regenerate.
6520 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6521 old configure.ac gcc_tooldir setting.
6522 (prefix_to_exec_prefix): New variable.
6523 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6524 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6526 2007-05-11 Silvius Rus <rus@google.com>
6528 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6529 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6530 * c-common.h (strict_aliasing_warning): Change return type.
6531 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6532 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6533 (build_c_cast): Condition call to strict_aliasing_warning.
6534 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6535 * flags.h (set_Wstrict_aliasing): Declare.
6536 * opts.c (set_Wstrict_alising): Define, add call to.
6537 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6538 * tree-ssa-alias-warnings.c: New file.
6539 * tree-ssa-alias.c (compute_may_aliases): Add call to
6540 strict_aliasing_warning_backend.
6542 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6544 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6545 Use loop_depth and loop_outer accessor functions.
6546 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6547 determine_invariantness_stmt, move_computations_stmt): Ditto.
6548 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6549 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6550 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6551 * tree-scalar-evolution.c (interpret_loop_phi,
6552 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6553 instantiate_parameters_1, scev_const_prop): Ditto.
6554 * cfghooks.c (make_forwarder_block): Ditto.
6555 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6556 * modulo-sched.c (loop_canon_p): Ditto.
6557 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6558 slpeel_can_duplicate_loop_p): Ditto.
6559 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6560 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6561 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6562 cancel_loop, verify_loop_structure): Ditto.
6563 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6564 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6565 superloops vector instead of "pred" array.
6566 (establish_preds): Take father loop as an argument. Initialize the
6568 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6569 Do not initialize loop->outer.
6570 (flow_loop_tree_node_remove): Truncate the superloops vector.
6571 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6572 "pred" merged to "superloops" vector.
6573 (loop_depth, loop_outer): New.
6574 (fel_init): Use loop_outer.
6576 2007-05-11 Jan Hubicka <jh@suse.cz>
6578 * cgraphunit.c: Include gt-cgraphunit.h
6579 (static_ctors, static_dtors): New static vars.
6580 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6581 based on implementation in c-common.c
6582 (cgraph_finalize_function): Call record_cdtor_fn.
6583 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6584 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6585 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6586 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6587 build_cdtor, c_build_cdtor_fns): Remove.
6588 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6589 c_build_cdtor_fns): Remove prototype.
6591 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6594 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6595 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6596 * builtins.c (fold_builtin_memchr): New.
6597 (expand_builtin_memchr): Call the latter.
6598 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6599 * doc/extend.texi ([Other built-in functions provided by GCC]):
6602 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6604 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6605 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6606 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6607 PFPO_OP1_TYPE_SHIFT): Constants added.
6608 (DFP_ALL): Mode macro defined.
6609 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6610 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6611 Insn definitions added.
6612 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6613 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6616 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6618 PR tree-optimization/31885
6619 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6620 NULL_TREE to be undetermined.
6621 (automatically_generated_chrec_p): Return false for NULL.
6623 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6625 * config/bfin/bfin.h (MOVE_RATIO): Define.
6627 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6629 * config.gcc (sparc-wrs-vxworks): New target.
6630 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6631 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6632 * config/sparc/sparc.h: Include vxworks-dummy.h.
6633 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6634 include LABEL_REFs too.
6635 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6636 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6638 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6640 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6641 (sparc_emit_call_insn): New function.
6642 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6643 functions when generating VxWorks PIC.
6644 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6645 (call, call_value): Use sparc_emit_call_insn instead of
6648 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6650 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6652 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6654 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6655 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6656 split_double instead of operand_subword.
6658 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6660 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6661 * config/bfin/bfin.c (bfin_local_alignment): New function.
6662 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6664 2007-05-08 Chao-ying Fu <fu@mips.com>
6666 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6667 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6668 (smsub_widen_optab, umsub_widen_optab): Define.
6669 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6671 * genopinit.c (optabs): Fill in smsub_widen_optab and
6673 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6674 and umsub_widen_optab to implement multiply-subtract sequences.
6675 * config/mips/mips.md (*msac<u>_di): Rename to...
6676 (<u>msubsidi4): ...this. Extend condition to include
6677 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6678 of operand 0 to "ka" and use the three-operand form of msub<u>
6680 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6683 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6685 PR rtl-optimization/28011
6686 * reload.c (push_reload): Set dont_share if IN appears in OUT
6687 also when IN is a PLUS rtx.
6688 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6691 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6693 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6694 call unshare_all_decls.
6695 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6696 (unshare_all_decls): Remove.
6698 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6701 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6704 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6705 Nigel Stephens <nigel@mips.com>
6707 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6708 Update comments and all uses.
6709 (MIN_FPRS_PER_FMT): Define.
6710 * config/mips/mips.c (function_arg): Fix to correctly handle
6711 the -mips32r2 -mfp64 -mabi=32 case.
6712 (override_options): Enable use of odd-numbered registers for
6713 SFmode values on MIPS32.
6714 (mips_save_reg_p): Save whole floating-point register pair if
6715 either half is used.
6716 (compute_frame_size): Fix comment.
6718 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6720 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6721 argument of type bool.
6722 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6723 argument. Safely select temporary P register according to it.
6724 (do_link): Change call site of add_to_reg accordingly.
6725 (do_unlink): Add epilogue_p as a fourth argument and pass it
6727 (expand_interrupt_handler_epilogue): Change call of do_unlink
6729 (bfin_expand_prologue): Add a third argument sibcall_p.
6730 * config/bfin/bfin.md (epilogue): Change call of
6731 bfin_expand_epilogue accordingly.
6732 (sibcall_epilogue): Likewise.
6733 (eh_return_internal): Likewise.
6735 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6736 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6737 * config/bfin/bfin.c (bfin_handle_option): Handle
6738 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6739 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6740 Support bf534, bf536 and bf561.
6741 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6743 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6746 * config/i386/i386.c (ix86_function_regparm): Process local
6747 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6749 2007-05-07 Mike Stump <mrs@apple.com>
6751 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6752 also checks for and while statements in C++.
6754 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6756 * gcc.c (at_file_supplied): New variable.
6757 (main): Set it if we expanded argv.
6758 (do_spec_1): Pass an @-file to the linker if we were called with
6759 an @-file argument and HAVE_GNU_LD.
6760 * collect2.c (at_file_supplied): New variable.
6761 (response_file): New variable.
6762 (collect_exit): Unlink response_file if necessary.
6763 (handler): Likewise.
6764 (do_wait): Likewise.
6765 (main): Set at_file_supplied if we expanded argv.
6766 (collect_execute): Pass an @-file to subprocesses if we were called
6767 with an @-file argument.
6768 * configure.ac: Add define for HAVE_GNU_LD.
6769 * configure: Regenerate.
6770 * config.in: Regenerate.
6772 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6774 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6780 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6782 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6783 (TARGET_ENCODE_SECTION_INFO): Re-define.
6784 (m32c_encode_section_info): New
6785 (function_vector_handler): New
6786 (current_function_special_page_vector): New
6787 (m32c_special_page_vector_p): New.
6788 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6790 * config/m32c/jump.md: Added instruction JSRS for functions
6791 with attribute "function_vector".
6792 * doc/extend.texi (function_vector): Added description
6793 for M16C, M32C targets.
6795 2007-05-07 DJ Delorie <dj@redhat.com>
6798 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6799 ashrpsi3, lshrpsi3): Update shift count constraint.
6801 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6802 Nathan Froyd <froydnj@codesourcery.com>
6805 * c-incpath.c (add_path): Strip trailing path separators.
6807 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6809 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6810 Free dominance info before purging EH edges.
6811 (eliminate_degenerate_phis): Likewise.
6812 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6814 2007-05-07 Jan Hubicka <jh@suse.cz>
6816 * gimplify.c (gimplify_expr): Do not crash when folding
6817 (void *)(int)&a + 4.
6819 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6822 * c-opts.c (lang_fortran): Make it non static.
6823 * c-common.h (lang_fortran): New prototype.
6824 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6825 -lang-fortran option was passed by the driver.
6827 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6829 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6830 of ASSERT_CHECKING. Tweak message.
6832 2007-05-06 Revital Eres <eres@il.ibm.com>
6835 * loop-unroll.c (insert_var_expansion_initialization):
6836 Initialize the expansions with -zero instead of +zero.
6838 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6840 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6841 into pic and non-pic versions. Mark r19 as used for
6842 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6843 for tgd_load, tld_load and tie_load .
6844 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6845 version of tgd_load, tld_load and tie_load depending on the
6848 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6849 Jakub Jelinek <jakub@redhat.com>
6851 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6852 (__do_global_dtors_aux): Use more paranoid loop to run
6853 destructors if HIDDEN_DTOR_LIST_END.
6854 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6856 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6858 * varasm.c (align_variable): Don't increase alignment for
6859 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6860 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6862 2007-05-04 Josh Conner <jconner@apple.com>
6864 * basic-block.h (cdi_direction): Assign values to all enumeration
6866 (dom_computed): Remove.
6867 (dom_info_state): New.
6868 (set_dom_info_availability): New.
6869 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6870 walk_data.dom_direction.
6871 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6872 instead of dom_computed[].
6873 (split_edge): Likewise.
6874 (create_basic_block): Likewise.
6875 (merge_blocks): Likewise.
6876 * ifcvt.c (find_if_header): Likewise.
6877 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6878 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6879 * tree-ssa.c (verify_ssa): Likewise.
6880 * tree-cfg.c (tree_verify_flow_info): Likewise.
6881 (remove_edge_and_dominated_blocks): Likewise.
6882 * dominance.c (dom_computed): Make static.
6883 (calc_dfs_tree_nonrec): Change third param to a bool.
6884 (calc_dfs_tree): Change second param to a bool.
6885 (calc_idioms): Change second param to a bool. Use
6886 dom_convert_dir_to_idx.
6887 (init_dom_info): Validate dir before using.
6888 (dom_convert_dir_to_idx): New.
6889 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6890 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6891 (free_dominance_info): Use dom_convert_dir_to_idx.
6892 (get_immediate_dominator): Likewise.
6893 (set_immediate_dominator): Likewise.
6894 (get_dominated_by): Likewise.
6895 (redirect_immediate_dominators): Likewise.
6896 (nearest_common_denominator): Likewise.
6897 (dominated_by_p): Likewise.
6898 (bb_dom_dfs_in): Likewise.
6899 (bb_dom_dfs_out): Likewise.
6900 (recount_dominator): Likewise.
6901 (iterate_fix_dominators): Likewise.
6902 (add_to_dominance_info): Likewise.
6903 (delete_from_dominance_info): Likewise.
6904 (first_dom_son): Likewise.
6905 (next_dom_son): Likewise.
6906 (dom_info_available_p): Likewise.
6907 (dom_info_state): New.
6908 (set_dom_info_availability): New.
6910 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6912 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6914 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6916 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6918 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6919 (subdi3, subdi_carry): Delete.
6921 2007-05-04 Jan Hubicka <jh@suse.cz>
6922 Richard Guenther <rguenther@suse.de>
6924 * opts.c (decode_options): Do not fiddle with inlining
6925 parameters in case of optimizing for size.
6926 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6927 for size do nothing.
6928 (cgraph_decide_inlining_of_small_function): When optimizing for
6929 size never inline functions increasing caller size.
6930 (cgraph_early_inlining): Inline for size when optimizing for size.
6932 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6934 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6935 logical operations piecewise.
6936 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6937 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6938 subdi_sesidi_di): Delete.
6939 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6940 the generated sequence. Allow three-reg add in constraints. Rewrite
6941 the rtl expression for carry to avoid zero_extend of a constant.
6942 (sub_with_carry): New pattern.
6943 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6944 different sequence not involving jumps.
6945 (notbi): Now a named pattern.
6947 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6949 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6950 Add the note about a significant loss of accuracy of some
6951 mathematical routines when these options are used.
6953 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6955 * haifa-sched.c (rtx_vec_t): New typedef.
6956 (contributes_to_priority_p): Extract piece of priority () into new
6958 (priority): Use the function. Add assertion.
6959 (rank_for_schedule, set_priorities): Add assertion to check that
6960 insn's priority is initialized.
6961 (clear_priorities, calc_priorities): Change signature. Make it update
6962 all relevant insns. Update all callers ('add_to_speculative_block ()'
6963 and 'create_block_check_twin ()').
6964 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6965 Add new field 'priority_status'.
6966 (INSN_PRIORITY_STATUS): New macro.
6967 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6969 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6971 * sched-ebb.c (debug_ebb_dependencies): New static function.
6972 (init_ready_list): Use it.
6974 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6975 with changed signature and 'debug_rgn_dependencies ()'.
6976 (debug_rgn_dependencies): New static function.
6977 (init_ready_list): Use it.
6979 * sched-int.h (debug_dependencies): Declare.
6981 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6983 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6985 2007-05-04 Dirk Mueller <dmueller@suse.de>
6987 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6989 2007-05-03 Jan Hubicka <jh@suse.cz>
6991 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6992 ((T1)X op (T1)Y), for pointer type in more cases than before.
6994 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6996 * tree-object-size.c (plus_expr_object_size): When operand size is
6997 unknown, return unknown.
6999 2007-05-03 Dirk Mueller <dmueller@suse.de>
7001 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7003 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7006 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7008 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7010 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7012 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7014 * config/soft-fp/double.h, config/soft-fp/extended.h,
7015 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7016 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7017 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7018 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7021 2007-05-03 Ian Lance Taylor <iant@google.com>
7023 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7024 MASK_PPC_GFXOPT for 8540 or 8548.
7026 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7028 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7029 vect_print_dump_info() to output debug information.
7031 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7035 operands of size 2 when operand is not MEM_P.
7037 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7039 PR tree-optimization/30565
7040 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7042 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7044 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7045 (umulsi3_highpart): Use them.
7046 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7047 for final accumulator to D regisster tranfser.
7049 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7051 PR tree-optimization/31699
7052 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7054 (vect_enhance_data_refs_alignment): Compute peel amount using
7055 TYPE_VECTOR_SUBPARTS instead of vf.
7056 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7058 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7061 * system.h: Remove inclusion of double-int.h
7062 * tree.h: Include double-int.h
7063 * gengtype.c: Likewise
7064 * cfgloop.h: Likewise
7065 * Makefile.in: Adjust dependencies on double-int.h
7067 2007-05-02 Eric Christopher <echristo@apple.com>
7069 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7070 -shared to -Zdynamiclib.
7072 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7075 * c-common.c (strip_pointer_or_array_types): New function.
7076 * c-common.h (strip_pointer_or_array_types): New function declaration.
7078 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7080 PR tree-optimization/31771
7081 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7083 2007-05-02 Paul Brook <paul@codesourcery.com>
7085 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7087 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7090 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7093 2007-05-02 Nick Clifton <nickc@redhat.com>
7095 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7097 2007-05-02 Richard Guenther <rguenther@suse.de>
7099 PR tree-optimization/31146
7100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7101 argument, single_use_p. If we have a single use that is
7102 a conversion to the definition rhs type, propagate that rhs.
7103 (forward_propagate_addr_expr): Pass single_use_p argument
7104 to forward_propagate_addr_expr_1.
7106 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7108 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7111 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7113 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7114 'AMD Family 10 core'.
7116 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7118 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7119 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7120 with SSE3 instruction set support.
7121 * doc/invoke.texi: Likewise.
7123 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7125 * config/i386/i386.c (override_options): Tuning 32-byte loop
7126 alignment for amdfam10 architecture. Increasing the max loop
7127 alignment to 24 bytes.
7129 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7131 * config/m68k/constraints.md: New.
7132 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7133 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7134 EXTRA_CONSTRAINT): Remove.
7135 * config/m68k/m68k.md: Include constraints.md.
7136 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7138 2007-05-01 Ian Lance Taylor <iant@google.com>
7140 PR tree-optimization/31739
7141 * tree-vrp.c (vrp_val_is_max): New static function.
7142 (vrp_val_is_min): New static function.
7143 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7145 (set_value_range): Use vrp_val_is_{max,min}.
7146 (extract_range_from_assert): Likewise.
7147 (extract_range_from_binary_expr): Likewise.
7148 (extract_range_from_unary_expr): Likewise.
7149 (dump_value_range, vrp_meet): Likewise.
7150 (vrp_visit_phi_node): Likewise.
7151 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7153 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7155 * config/i386/gmon-sol2.c (size_t): New type.
7156 (intptr_t): Likewise.
7157 (s_textsize): Declare as size_t.
7159 (monstartup): Use size_t for sizes.
7160 (_mcount): Save and restore registers.
7161 (internal_mcount): Pass 0 as the first argument to monstartup
7163 (moncontrol): Convert pointer to appropriately sized integer
7164 before passing to profil.
7166 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7168 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7169 __NO_FPRS__, not just if _SOFT_DOUBLE.
7170 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7171 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7172 also for E500 double.
7173 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7174 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7177 2007-05-01 Richard Guenther <rguenther@suse.de>
7179 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7182 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7184 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7186 2007-05-01 Jan Hubicka <jh@suse.cz>
7188 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7191 2007-05-01 Jan Hubicka <jh@suse.cz>
7193 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7194 (maybe_fold_offset_to_reference): Declare.
7195 * fold-const.c (fold_unary): Do not fold
7196 (type *)&A into &A->field_of_type_and_offset_0
7197 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7198 size is unknown, give up.
7199 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7201 (maybe_fold_offset_to_reference): New.
7202 (maybe_fold_stmt_indirect): Use it.
7203 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7204 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7206 (gimplify_expr): Likewise for plus_expr.
7208 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7210 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7211 bsi_after_labels. Always insert statements before bsi.
7212 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7213 * predict.c (apply_return_prediction): Check for empty blocks.
7214 * cfgexpand.c (lab_rtx_for_bb): New variable.
7215 (label_rtx_for_bb): Do not create new tree labels.
7216 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7217 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7218 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7220 (label_for_bb): Add field used.
7221 (update_eh_label, main_block_label): Mark the label used.
7222 (cleanup_dead_labels): Remove unused labels.
7224 2007-05-01 Richard Guenther <rguenther@suse.de>
7226 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7227 if it is not about to be set.
7228 (get_value_range): Do not pre-allocate equiv bitmap.
7229 (update_value_range): No need to clear equiv field.
7230 (add_equivalence): Change prototype to get bitmap pointer.
7231 Allocate bitmap here if it is not already.
7232 (extract_range_from_assert): Do not allocate bitmap here.
7233 Update callers to add_equivalence.
7234 (extract_range_from_ssa_name): Likewise.
7235 (get_vr_for_comparison): New static helper.
7236 (compare_name_with_value): Handle NULL equiv bitmap by
7237 peeling the first iteration of the comparison loop.
7238 Use get_vr_for_comparison.
7239 (compare_names): Handle NULL equiv bitmaps by using fake
7240 ones. Use get_vr_for_comparison.
7242 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7244 * double-int.c (mpz_set_double_int): Moved from
7245 tree-ssa-loop-niter.c.
7246 (mpz_get_double_int): Likewise; also, add option to wrap
7247 out-of-range integers.
7248 * double-int.h: New prototypes for above.
7249 * tree.c (get_static_type_bounds): Moved from
7250 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7251 TYPE_MAX_VALUE if they exist..
7252 * tree.h: New prototype for above.
7253 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7254 get_type_bounds calls.
7255 (mpz_set_double_int): Move to double-int.c.
7256 (get_type_bounds): Move to tree.c, rename to
7257 get_static_type_bounds.
7258 (mpz_to_double_int): Move to double-int.c, rename to
7261 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7263 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7264 DIV0 exception can fall through to a normal return.
7266 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7270 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7271 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7272 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7273 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7274 initialize align to silence bogus warning.
7275 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7276 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7278 (struct sra_walk_fns): Remove use_all parameter from use.
7279 (sra_hash_tree): Handle BIT_FIELD_REFs.
7280 (sra_elt_hash): Don't hash bitfld blocks.
7281 (sra_elt_eq): Skip them in parent compares as well. Handle
7283 (sra_walk_expr): Don't maintain or pass down use_all_p.
7284 (scan_use): Remove use_all parameter.
7285 (scalarize_use): Likewise. Re-expand assignment to
7286 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7287 output, and re-scalarize after output. Don't mark anything
7289 (scalarize_ldst): Adjust.
7290 (scalarize_walk_gimple_modify_statement): Likewise.
7291 (build_element_name_1): Handle BIT_FIELD_REFs.
7292 (instantiate_element): Don't warn for any element whose parent
7294 (instantiate_missing_elements_1): Return the sra_elt.
7295 (canon_type_for_field): New.
7296 (try_instantiate_multiple_fields): New.
7297 (instantiate_missing_elemnts): Use them.
7298 (mark_no_warning): Removed.
7299 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7300 (REPLDUP, sra_build_elt_assignment): New.
7301 (generate_copy_inout): Use them.
7302 (generate_element_copy): Likewise. Handle bitfld differences.
7303 (generate_element_zero): Don't recurse for blocks. Use
7304 sra_build_elt_assignment.
7305 (generate_one_element_int): Take elt instead of var. Use
7306 sra_build_elt_assignment.
7307 (generate_element_init_1): Adjust.
7308 (scalarize_use, scalarize_copy): Use REPLDUP.
7309 (scalarize_ldst): Move assert before dereference.
7310 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7312 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7315 * tree.c (reconstruct_complex_type): Reconstruct a reference
7317 Also use the same mode for the pointer as the old pointer type.
7319 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7321 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7324 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7326 PR rtl-optimization/31676
7327 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7328 (df_refs_record): Call it.
7330 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7332 * rtl.def (SS_ABS): New code.
7333 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7334 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7335 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7336 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7337 (bfin_init_builtins): Define them.
7338 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7339 (bfin_expand_builtin): ... and handle the others here.
7340 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7341 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7342 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7343 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7344 operand is only HImode.
7346 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7348 * regclass.c (scan_one_insn): Remove splitting of
7351 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7352 Nigel Stephens <nigel@mips.com>
7354 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7356 2007-04-28 Jan Hubicka <jh@suse.cz>
7358 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7359 insn_locators_alloc instead of insn_locators_initialize;
7360 call reset_block_changes.
7361 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7362 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7363 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7364 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7365 * config/score/score.c (th_output_mi_thunk): Likewise.
7366 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7367 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7368 tolerate uninitialized locator info.
7371 * function.c (init_function_start): Don't init line number info.
7372 (expand_function_end): Update.
7373 (reset_block_changes, record_block_change, finalize_block_changes,
7374 check_block_change, free_block_changes): Kill.
7375 * function.h (reset_block_changes, record_block_change,
7376 finalize_block_changes, check_block_change, free_block_changes):
7378 (struct function): Remove ib_boundaries_block.
7379 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7380 Use curr_insn_locator to initialize locator.
7381 (emit_line_note): Remove.
7382 * cfgexpand.c (expand_gimple_cond_expr): Update.
7383 (construct_exit_block): Likewise.
7384 (tree_expand_cfg): Initialize/finalize locators.
7385 * expr.c (expand_expr_real): Update.
7386 * cfglayout.c (line_locators_locs, line_locators_lines,
7387 file_locators_locs, file_locators_files): Remove.
7388 (set_block_levels): Move to cfgexpand.c.
7389 (insn_locators_initialize): Remove.
7390 (pass_insn_locators_initialize): Remove.
7391 (locations_locators_locs, locations_locators_vals): New static vars.
7392 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7394 (insn_locators_alloc, insn_locators_finalize,
7395 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7397 (locator_location): New.
7398 (locator_line, locator_file): Rewrite.
7399 * rtl.h (emit_line_note): Kill.
7400 (insn_locators_alloc, insn_locators_finalize,
7401 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7403 * tree-inline.c (initialize_cfun): Do not initialize
7404 ib_boundaries_block.
7405 * passes.c (pass_insn_locators_initialize): Remove.
7407 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7409 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7410 info. Update last_basic_block correctly.
7412 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7415 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7416 register itself to hold the offset constant. Tell flow the use
7417 of r4 and r5 when they are used.
7419 2007-04-27 Richard Guenther <rguenther@suse.de>
7421 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7422 if we simplified anything.
7423 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7424 warnings until we did a simplification and the stmt was not
7425 marked as TREE_NO_WARNING.
7427 2007-04-27 Mike Stump <mrs@apple.com>
7429 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7431 2007-04-27 Ian Lance Taylor <iant@google.com>
7434 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7435 TYPE_MAX_VALUE exist, convert them to the new type.
7437 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7439 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7440 if it claims to be available.
7441 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7443 (perform_tree_ssa_dce): Always free postdominators.
7445 2007-04-27 Richard Henderson <rth@redhat.com>
7447 * config/alpha/predicates.md (aligned_memory_operand): Mark
7448 as define_special_predicate.
7449 (unaligned_memory_operand, normal_memory_operand): Likewise.
7450 (reg_or_unaligned_mem_operand): Remove.
7451 (any_memory_operand): Match the documentation and check for
7452 non-renumbered pseudos during reload.
7453 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7454 alpha_secondary_reload_class, update to new interface, make static.
7455 Handle CQImode like HImode. Remove FP subreg check.
7456 (alpha_expand_mov): Use replace_equiv_address.
7457 (alpha_expand_mov_nobwx): Use any_memory_operand.
7458 (TARGET_SECONDARY_RELOAD): New.
7459 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7460 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7461 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7462 * config/alpha/alpha.md: ... here.
7463 (RELOAD12, reloadmode): New.
7465 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7466 Don't handle the aligned case here.
7467 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7468 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7469 reload_inhi_help. Don't expect a scratch register.
7470 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7472 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7474 2007-04-27 Richard Guenther <rguenther@suse.de>
7476 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7478 2007-04-27 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/30965
7481 PR tree-optimization/30978
7482 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7483 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7484 (find_equivalent_equality_comparison): Likewise.
7485 (simplify_cond): Likewise.
7486 (get_prop_source_stmt): New helper.
7487 (get_prop_dest_stmt): Likewise.
7488 (can_propagate_from): Likewise.
7489 (remove_prop_source_from_use): Likewise.
7490 (combine_cond_expr_cond): Likewise.
7491 (forward_propagate_comparison): New function.
7492 (forward_propagate_into_cond): Rewrite to use fold for
7494 (tree_ssa_forward_propagate_single_use_vars): Call
7495 forward_propagate_comparison to propagate comparisons.
7497 2007-04-27 Richard Guenther <rguenther@suse.de>
7499 PR tree-optimization/31715
7500 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7501 sure to do computation on the offset in an appropriate
7504 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7506 * reload.h (elimination_target_reg_p): Declare.
7507 * reload.c (find_reloads): Don't apply the reg_rtx move
7508 optimization if the SET_DEST satisfies elimination_target_reg_p.
7509 * reload1.c (elimination_target_reg_p): New function.
7510 (gen_reload): In the move/add2 fallback, make sure that op0
7511 does not overlap the destination register.
7513 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7515 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7516 transform only GIMPLE_MODIFY_STMTs.
7517 * tree-complex.c (expand_complex_operations_1): Ditto.
7518 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7519 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7520 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7522 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7523 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7524 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7525 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7526 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7527 slpeel_add_loop_guard): Ditto.
7528 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7529 * lambda-code.c (perfect_nestify): Ditto.
7530 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7531 before the first statement.
7532 * tree-optimize.c (execute_free_datastructures): Fix comments.
7533 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7534 * tree-flow.h (disband_implicit_edges): Declaration removed.
7535 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7537 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7538 COND_EXPRs without gotos.
7539 (disband_implicit_edges, has_label_p): Removed.
7540 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7541 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7543 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7545 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7546 also for COND_EXPRs.
7547 * cfgexpand.c (label_rtx_for_bb): New function.
7548 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7549 Use label_rtx_for_bb to find the labels.
7550 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7551 last block. Detect fallthru edges.
7553 2007-04-26 Ian Lance Taylor <iant@google.com>
7556 * reload.c (find_reloads_subreg_address): If the address was valid
7557 in the original mode but not in the new mode, reload the whole
7560 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7562 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7563 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7564 (cleanup_control_expr_graph): Do not invalidate dominance info.
7565 Record altered blocks.
7566 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7567 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7568 cleanup_tree_cfg_bb): New functions.
7569 (remove_forwarder_block): Do not maintain the worklist of blocks.
7570 Record altered blocks.
7571 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7573 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7574 delete_unreachable_blocks if dominators are not available.
7575 * tree-inline.c (optimize_inline_calls): Free dominance information
7577 * tree-flow.h (remove_edge_and_dominated_blocks,
7578 cfgcleanup_altered_bbs): Altered.
7579 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7581 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7583 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7584 do not invalidate dominators.
7586 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7588 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7589 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7590 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7591 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7593 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7595 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7597 2007-04-26 Richard Guenther <rguenther@suse.de>
7599 PR tree-optimization/31703
7600 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7601 the right type for the target of the bittest.
7603 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7605 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7606 ix86_sol10_return_in_memory.
7608 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7610 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7613 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7616 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7618 PR tree-optimization/30558
7619 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7620 clear this_state.prev_try.
7622 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7623 Mark Mitchell <mark@codesourcery.com>
7625 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7626 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7627 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7629 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7632 * doc/invoke.texi (%:print-asm-header): Document.
7633 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7635 (static_spec_functions): Add print-asm-header.
7636 (main): Print a banner before the --target-help linker options.
7637 (print_asm_header_spec_function): New function.
7639 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7642 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7643 (movsf_ie): Likewise.
7645 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7647 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7649 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7651 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7652 exception for divide-by-zero.
7653 (__umodsi3, __modsi3): Likewise.
7655 2007-04-25 Dirk Mueller <dmueller@suse.de>
7657 * c-typeck.c (build_compound_expr): Annotate warning()
7658 call with OPT_Wunused_value.
7659 * tree-ssa.c (warn_uninit): Annotate warning with
7661 * c-common.c (handle_sentinel_attribute): Annotate warning
7662 call with OPT_Wattributes.
7664 2007-04-25 Thiemo Seufer <ths@mips.com>
7666 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7668 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7669 on to the assembler. Improve handling of -mno-mips16. Add handling
7670 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7671 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7672 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7673 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7675 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7678 * config/i386/winnt.c (i386_pe_file_end): Strip only
7679 USER_LABEL_PREFIX when writing export name.
7681 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7683 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7684 sh/elf.h, vx-common.h and vxworks.h.
7685 * config/sh/sh.h: Include config/vxworks-dummy.h.
7686 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7687 (OVERRIDE_OPTIONS): Use it.
7688 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7689 (vxworks_picreg): New pattern.
7690 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7691 VXWORKS_OS_CPP_BUILTINS.
7692 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7693 to their VXWORKS_* equivalents.
7694 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7695 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7696 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7697 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7698 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7699 -mrtp/-fPIC multilibs.
7700 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7701 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7702 (MULTILIB_OSDIRNAMES): Delete.
7704 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7707 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7709 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7711 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7712 rounding mode to be specified by the caller.
7713 (real_to_mpfr) Likewise.
7714 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7715 include new arguments.
7716 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7718 2007-04-24 Ian Lance Taylor <iant@google.com>
7720 PR tree-optimization/31605
7721 * tree-vrp.c (set_value_range): Check that min and max are not
7722 both overflow infinities.
7723 (set_value_range_to_value): New static function.
7724 (extract_range_from_binary_expr): Call set_value_range_to_value.
7725 (extract_range_from_cond_expr): Likewise.
7726 (extract_range_from_expr): Likewise.
7727 (extract_range_from_unary_expr): Likewise. Don't create a range
7728 which overflows on both sides.
7729 (vrp_meet): Check for a useless range.
7730 (vrp_visit_phi_node): If we see a constant which looks like an
7731 overflow infinity, turn off the TREE_OVERFLOW flag.
7733 2007-04-24 Ian Lance Taylor <iant@google.com>
7735 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7737 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7740 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7741 diagnostic message is being built.
7742 * tree-pretty-print.c (dump_generic_node): Only write the
7743 formatted text into BUFFER's stream if we are not building a
7745 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7747 * Makefile.in (toplev.o): Depend on tree-pass.h.
7749 2007-04-24 Ian Lance Taylor <iant@google.com>
7751 PR tree-optimization/31602
7752 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7753 conditionals in the copied loop header.
7754 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7755 warnings if TREE_NO_WARNING is set.
7756 * doc/invoke.texi (Warning Options): Clarify that
7757 -Wstrict-overflow does not warn about loops.
7759 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7761 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7762 expand on the comment about _Decimal128 arguments and check the
7763 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7764 that _Decimal128 argument uses even/odd register pair.
7765 (function_arg): Ditto.
7767 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7769 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7770 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7772 2007-04-24 Richard Guenther <rguenther@suse.de>
7773 Olga Golovanevsky <olga@il.ibm.com>
7775 * fold-const.c (multiple_of_p): Check for bottom
7778 2007-04-24 Richard Henderson <rth@redhat.com>
7780 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7781 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7782 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7783 looking for non-zero bits shifted out. Avoid a recursive call
7784 when constructing the scalar.
7785 (__floatundisf): Likewise.
7787 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7789 * dwarf2out.c (field_byte_offset): Move the existing logic
7790 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7791 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7793 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7796 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7797 length argument of 0 for memset.
7798 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7799 unsigned shift instead of the signed variant.
7801 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7803 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7804 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7805 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7806 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7807 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7808 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7809 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7810 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7811 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7812 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7813 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7814 "mul<mode>3", "div<mode>3"): Insn definitions added.
7815 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7816 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7817 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7818 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7819 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7820 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7821 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7822 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7823 TARGET_FLOAT_FORMAT): Macro definitions removed.
7824 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7825 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7826 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7827 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7828 (s390_gen_rtx_const_DI): Function removed.
7829 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7831 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7833 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7834 over an external ffs function.
7836 2007-04-24 Chao-ying Fu <fu@mips.com>
7837 Richard Sandiford <richard@nildram.co.uk>
7839 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7840 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7841 (smadd_widen_optab, umadd_widen_optab): Define.
7842 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7844 * genopinit.c (optabs): Fill in smadd_widen_optab and
7846 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7847 and umadd_widen_optab to implement multiply-add sequences.
7848 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7849 (<u>maddsidi4): ...this. Extend condition to include
7850 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7851 of operand 0 to "ka" and use the three-operand form of madd<u>
7853 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7855 * config/mips/constraints.md (ka): New register constraint.
7857 2007-04-24 Jan Hubicka <j@suse.cz>
7861 2007-04-23 Jan Hubicka <jh@suse.cz>
7862 * function.c (init_function_start): Don't init line number info.
7863 (expand_function_end): Update.
7864 (reset_block_changes, record_block_change, finalize_block_changes,
7865 check_block_change, free_block_changes): Kill.
7866 * function.h (reset_block_changes, record_block_change,
7867 finalize_block_changes, check_block_change, free_block_changes):
7869 (struct function): Remove ib_boundaries_block.
7870 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7871 Use curr_insn_locator to initialize locator.
7872 (emit_line_note): Remove.
7873 * cfgexpand.c (expand_gimple_cond_expr): Update.
7874 (construct_exit_block): Likewise.
7875 (tree_expand_cfg): Initialize/finalize locators.
7876 * expr.c (expand_expr_real): Update.
7877 * cfglayout.c (line_locators_locs, line_locators_lines,
7878 file_locators_locs, file_locators_files): Remove.
7879 (set_block_levels): Move to cfgexpand.c.
7880 (insn_locators_initialize): Remove.
7881 (pass_insn_locators_initialize): Remove.
7882 (locations_locators_locs, locations_locators_vals): New static vars.
7883 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7885 (insn_locators_alloc, insn_locators_finalize,
7886 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7888 (locator_location): New.
7889 (locator_line, locator_file): Rewrite.
7890 * rtl.h (emit_line_note): Kill.
7891 (insn_locators_alloc, insn_locators_finalize,
7892 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7894 * tree-inline.c (initialize_cfun): Do not initialize
7895 ib_boundaries_block.
7896 * passes.c (pass_insn_locators_initialize): Remove.
7898 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7900 * doc/invoke.texi: Removed leading '-' from option index entries.
7902 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7904 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7906 (create_phi_node): Use set_phi_nodes.
7907 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7908 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7909 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7910 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7911 (bsi_start, bsi_last): Use bb_stmt_list.
7912 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7913 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7914 Traverse the statements using tsi iterator.
7915 * basic-block.h (struct basic_block_def): Fields stmt_list
7916 and phi_nodes moved to ...
7917 (struct tree_bb_info): ... new structure.
7918 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7919 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7920 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7921 (tree_verify_flow_info): Verify that il.tree is not set for
7922 entry and exit block.
7923 (tree_split_block): Use set_bb_stmt_list.
7925 2007-04-23 Mike Stump <mrs@apple.com>
7927 * config/i386/i386.c (ix86_tune_features
7928 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7931 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7933 * config/i386/i386.md (prefix_extra): New attribute.
7934 (length): Add prefix_extra.
7936 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7937 (sse2_movntv2di): Likewise.
7938 (sse2_cvtps2dq): Likewise.
7939 (sse2_cvtpd2pi): Likewise.
7940 (sse2_cvttpd2pi): Likewise.
7941 (*sse2_cvtpd2ps): Likewise.
7942 (*add<mode>3): Likewise.
7943 (sse2_ssadd<mode>3): Likewise.
7944 (sse2_usadd<mode>3): Likewise.
7945 (*sub<mode>3): Likewise.
7946 (sse2_sssub<mode>3): Likewise.
7947 (sse2_ussub<mode>3): Likewise.
7948 (*mulv8hi3): Likewise.
7949 (*smulv8hi3_highpart): Likewise.
7950 (*umulv8hi3_highpart): Likewise.
7951 (sse2_umulv2siv2di3): Likewise.
7952 (sse2_pmaddwd): Likewise.
7953 (ashr<mode>3): Likewise.
7954 (lshr<mode>3): Likewise.
7955 (ashl<mode>3): Likewise.
7956 (sse2_ashlti3): Likewise.
7957 (sse2_lshrti3): Likewise.
7958 (*umaxv16qi3): Likewise.
7959 (*smaxv8hi3): Likewise.
7960 (*uminv16qi3): Likewise.
7961 (*sminv8hi3): Likewise.
7962 (sse2_eq<mode>3): Likewise.
7963 (sse2_gt<mode>3): Likewise.
7964 (*and<mode>3): Likewise.
7965 (sse2_nand<mode>3): Likewise.
7966 (*ior<mode>3): Likewise.
7967 (*xor<mode>3): Likewise.
7968 (sse2_packsswb): Likewise.
7969 (sse2_packssdw): Likewise.
7970 (sse2_packuswb): Likewise.
7971 (sse2_punpckhbw): Likewise.
7972 (sse2_punpcklbw): Likewise.
7973 (sse2_punpckhwd): Likewise.
7974 (sse2_punpcklwd): Likewise.
7975 (sse2_punpckhdq): Likewise.
7976 (sse2_punpckldq): Likewise.
7977 (sse2_punpckhqdq): Likewise.
7978 (sse2_punpcklqdq): Likewise.
7979 (*sse2_pinsrw): Likewise.
7980 (*sse2_pextrw): Likewise.
7981 (sse2_pshufd_1): Likewise.
7982 (sse2_uavgv16qi3): Likewise.
7983 (sse2_uavgv8hi3): Likewise.
7984 (sse2_psadbw): Likewise.
7985 (sse2_pmovmskb): Likewise.
7986 (*sse2_maskmovdqu): Likewise.
7987 (*sse2_maskmovdqu_rex64): Likewise.
7988 (sse4a_extrqi): Likewise.
7989 (sse4a_extrq): Likewise.
7990 (sse3_lddqu): Set prefix_rep.
7991 (sse3_addsubv4sf3): Likewise.
7992 (sse3_haddv4sf3): Likewise.
7993 (sse3_hsubv4sf3): Likewise.
7994 (sse_cvtss2si): Likewise.
7995 (sse_cvtss2si_2): Likewise.
7996 (sse_cvtss2siq): Likewise.
7997 (sse_cvtss2siq_2): Likewise.
7998 (sse_cvttss2si): Likewise.
7999 (sse_cvttss2siq): Likewise.
8000 (sse2_cvttps2dq): Likewise.
8001 (sse3_movshdup): Likewise.
8002 (sse3_movsldup): Likewise.
8003 (sse2_cvtsd2si): Likewise.
8004 (sse2_cvtsd2si_2): Likewise.
8005 (sse2_cvtsd2siq): Likewise.
8006 (sse2_cvtsd2siq_2): Likewise.
8007 (sse2_cvttsd2si): Likewise.
8008 (sse2_cvttsd2siq): Likewise.
8009 (*sse2_cvtpd2dq): Likewise.
8010 (*sse2_cvttpd2dq): Likewise.
8011 (sse2_pshuflw_1): Likewise.
8012 (sse2_pshufhw_1): Likewise.
8013 (sse4a_insertqi): Likewise.
8014 (sse4a_insertq): Likewise.
8015 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8016 (ssse3_phadddv4si3): Likewise.
8017 (ssse3_phaddswv8hi3): Likewise.
8018 (ssse3_phsubwv8hi3): Likewise.
8019 (ssse3_phsubdv4si3): Likewise.
8020 (ssse3_phsubswv8hi3): Likewise.
8021 (ssse3_pmaddubswv8hi3): Likewise.
8022 (ssse3_pmulhrswv8hi3): Likewise.
8023 (ssse3_pshufbv16qi3): Likewise.
8024 (ssse3_psign<mode>3): Likewise.
8025 (ssse3_palignrti): Likewise.
8026 (abs<mode>2): Likewise.
8027 (ssse3_phaddwv4hi3): Set prefix_extra.
8028 (ssse3_phadddv2si3): Likewise.
8029 (ssse3_phaddswv4hi3): Likewise.
8030 (ssse3_phsubwv4hi3): Likewise.
8031 (ssse3_phsubdv2si3): Likewise.
8032 (ssse3_phsubswv4hi3): Likewise.
8033 (ssse3_pmaddubswv4hi3): Likewise.
8034 (ssse3_pmulhrswv4hi3): Likewise.
8035 (ssse3_pshufbv8qi3): Likewise.
8036 (ssse3_psign<mode>3): Likewise.
8037 (ssse3_palignrdi): Likewise.
8038 (abs<mode>2): Likewise.
8039 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8040 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8041 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8043 2007-04-23 Nick Clifton <nickc@redhat.com>
8045 * params.def: Fix formatting of emacs local variables.
8047 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8050 move if inter-unit move isn't allowed.
8051 Don't split moving the first element of V2DI to DI to inter-unit
8052 move if inter-unit move isn't allowed.
8054 2007-04-23 Richard Guenther <rguenther@suse.de>
8056 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8057 and CDI_POST_DOMINATORS separately.
8059 2007-04-23 Nick Clifton <nickc@redhat.com>
8061 * c.opt (Wformat-contains-nul): Add warning attribute.
8063 2007-04-23 Jan Hubicka <jh@suse.cz>
8065 * function.c (init_function_start): Don't init line number info.
8066 (expand_function_end): Update.
8067 (reset_block_changes, record_block_change, finalize_block_changes,
8068 check_block_change, free_block_changes): Kill.
8069 * function.h (reset_block_changes, record_block_change,
8070 finalize_block_changes, check_block_change, free_block_changes):
8072 (struct function): Remove ib_boundaries_block.
8073 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8074 Use curr_insn_locator to initialize locator.
8075 (emit_line_note): Remove.
8076 * cfgexpand.c (expand_gimple_cond_expr): Update.
8077 (construct_exit_block): Likewise.
8078 (tree_expand_cfg): Initialize/finalize locators.
8079 * expr.c (expand_expr_real): Update.
8080 * cfglayout.c (line_locators_locs, line_locators_lines,
8081 file_locators_locs, file_locators_files): Remove.
8082 (set_block_levels): Move to cfgexpand.c.
8083 (insn_locators_initialize): Remove.
8084 (pass_insn_locators_initialize): Remove.
8085 (locations_locators_locs, locations_locators_vals): New static vars.
8086 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8088 (insn_locators_alloc, insn_locators_finalize,
8089 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8091 (locator_location): New.
8092 (locator_line, locator_file): Rewrite.
8093 * rtl.h (emit_line_note): Kill.
8094 (insn_locators_alloc, insn_locators_finalize,
8095 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8097 * tree-inline.c (initialize_cfun): Do not initialize
8098 ib_boundaries_block.
8099 * passes.c (pass_insn_locators_initialize): Remove.
8101 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8104 * expr.c (reduce_to_bit_field_precision): Handle
8107 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8109 PR tree-optimization/24659
8110 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8111 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8112 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8113 * genopinit.c (optabs): Rename vec_pack_mod_optab
8114 to vec_pack_trunc_optab.
8115 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8116 early for scalar floating point operands for NOP_EXPR.
8117 (vectorizable_type_promotion): Ditto.
8118 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8119 vec_pack_trunc_optab.
8120 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8122 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8123 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8124 Rename from VEC_PACK_MOD_EXPR.
8125 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8126 * expr.c (expand_expr_real_1): Ditto.
8127 * tree-inline.c (estimate_num_insns_1): Ditto.
8128 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8130 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8131 (vec_unpacks_lo_v4sf): Ditto.
8132 (vec_pack_trunc_v2df): Ditto.
8133 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8134 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8135 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8137 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8139 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8141 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8142 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8143 packing of floating point operands.
8144 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8145 represent unpacking of floating point operands.
8146 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8147 [vec_unpacks_hi]: Ditto.
8148 [vec_unpacks_lo]: Ditto.
8150 2007-04-22 Jan Hubicka <jh@suse.cz>
8152 * final.c (rest_of_handle_final): Call
8153 targetm.asm_out.constructor/targetm.asm_out.destructor
8154 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8155 proper priority via decl_*_priority_insert.
8156 * c-common.c (c_expand_body): Likewise.
8158 2007-04-22 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/29789
8161 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8162 (rewrite_reciprocal): New helper split out from
8163 determine_invariantness_stmt.
8164 (rewrite_bittest): Likewise.
8165 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8166 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8169 2007-04-22 Revital Eres <eres@il.ibm.com>
8171 * loop-unroll.c (var_to_expand): New field to support also
8172 insns of the form x = something + x.
8173 (analyze_insn_to_expand_var): Use it.
8174 (expand_var_during_unrolling): Likewise.
8176 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8178 * predict.c: Include pointer-set.h.
8179 (bb_predictions): New variable.
8180 (tree_predicted_by_p, tree_predict_edge,
8181 remove_predictions_associated_with_edge): Use bb_predictions map
8182 instead of bb->predictions.
8183 (clear_bb_predictions, assert_is_empty): New functions.
8184 (combine_predictions_for_bb): Use bb_predictions map. Call
8185 clear_bb_predictions.
8186 (tree_estimate_probability): Create and free bb_predictions map.
8187 * Makefile.in (predict.o): Add pointer-set.h dependency.
8188 * basic-block.h (struct basic_block_def): Remove predictions
8190 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8192 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8195 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8198 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8200 * timevar.c (timevar_print): Change reference of --disable-checking to
8201 --enable-checking=release. Also warn if assert checking is disabled.
8203 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8206 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8207 decl as addressable if the compound literal was marked as
8209 Mark the decl as a gimple register if it is a complex or
8210 vector decl and does not live in memory.
8212 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8214 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8215 (GENERIC_NEXT): New function macro.
8216 (PHI_CHAIN): Use phi_node's new chain variable.
8217 (tree_phi_node): Change tree_common to tree_base
8218 and add the chain field.
8219 * tree-phinodes.c (make_phi_node): Don't set
8220 TREE_TYPE on the new node.
8221 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8222 instead of checking GIMPLE_TUPLE_P in chain_next.
8223 * tree-vect-transform.c
8224 (get_initial_def_for_induction): Look at
8225 PHI_RESULT_TREE for the type of the phi node.
8226 (update_vuses_to_preheader): Use PHI_CHAIN
8227 instead of TREE_CHAIN on the phi node.
8228 * tree-ssa-structalias.c (compute_points_to_sets):
8230 (ipa_pta_execute): Likewise.
8232 2007-04-21 Richard Guenther <rguenther@suse.de>
8235 * fold-const.c (fold_unary): Call fold_convert_const on the
8238 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8240 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8241 (store_killed_in_pat): New.
8243 2007-04-20 Richard Henderson <rth@redhat.com>
8246 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8247 TREE_LIST with a void_type_node value, not void_list_node exactly.
8249 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8251 * doc/standards.texi: Re-arrange into language-specific
8252 subsections. Add a C++ section, documenting which standards we
8255 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8257 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8258 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8260 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8262 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8263 ecrti.o and crtbegin.o.
8264 (LIB_DEFAULT_SPEC): Include -lc.
8265 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8267 2007-04-20 Richard Henderson <rth@redhat.com>
8270 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8271 argument; update all callers.
8272 (get_unaligned_offset): New.
8273 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8274 get_unaligned_address, just pass on the address directly.
8275 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8276 the subreg in the helper patterns.
8277 (unaligned_extendqidi_le): Use get_unaligned_offset.
8278 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8279 (unaligned_extendhidi_be): Likewise.
8280 (unaligned_extendhidi): Tidy.
8281 * config/alpha/alpha-protos.h: Update.
8283 2007-04-20 Richard Henderson <rth@redhat.com>
8285 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8286 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8287 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8288 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8289 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8290 (CPP_SPEC): Don't include %(cpp_subtarget).
8291 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8292 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8293 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8295 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8297 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8298 for __builtin_ia32_cmpordss.
8300 PR tree-optimization/31632
8301 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8302 and arg1 for optimizations of comparison against min/max values.
8303 Fold arg0 to arg1's type for optimizations of comparison against
8304 min+1 and max-1 values.
8306 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8308 * reload.c (combine_reloads): When trying to use a dying register,
8309 check whether it's uninitialized and don't use if so.
8311 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8313 * fold-const.c: Remove prototypes for native_encode_expr and
8314 native_interpret_expr.
8315 (native_encode_expr): Make non-static.
8316 (native_interpret_expr): Likewise.
8317 * tree.h: Add prototypes for the above.
8319 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8321 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8322 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8323 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8324 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8325 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8326 Add length attributes.
8328 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8330 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8333 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8334 __STDC_WANT_DEC_FP__.
8336 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8338 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8339 for long double compatibility.
8340 * configure: Regenerate.
8342 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8344 PR rtl-optimization/29841
8345 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8347 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8348 that may cause control flow transfer from being moved.
8350 2007-04-18 Jan Hubicka <jh@suse.cz>
8352 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8355 2007-04-18 Eric Christopher <echristo@apple.com>
8357 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8358 only. Update operands.
8359 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8360 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8361 link register to pic register.
8363 2007-04-18 Dirk Mueller <dmueller@suse.de>
8366 * tree-vrp.c (search_for_addr_array): New.
8367 (check_array_bounds): Suppress warning about
8368 address taken of array refs if its not de-referenced.
8370 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8372 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8373 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8375 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8376 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8377 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8379 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8381 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8383 (vect_analyze_scalar_cycles): Fix indentation.
8384 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8385 (vect_mark_relevant): Include phis in relevance analysis.
8387 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8389 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8391 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8392 output_operand_lossage().
8394 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8396 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8397 the unused code for reduction without adjust-in-epilog to simplify the
8400 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8402 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8403 (S390_TDC_NEGATIVE_ZERO): New constant.
8404 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8405 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8406 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8407 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8408 (S390_TDC_POSITIVE_INFINITY): New constant.
8409 (S390_TDC_NEGATIVE_INFINITY): New constant.
8410 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8411 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8412 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8413 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8414 (S390_TDC_INFINITY): New constant.
8415 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8416 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8417 optimization for UNSPEC_CCZ_TO_INT.
8418 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8419 ("*ccz_to_int"): New insn.
8420 ("isinf<mode>2"): New insn.
8421 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8422 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8423 (UNSPEC_CCZ_TO_INT): New constant.
8425 2007-04-18 Richard Guenther <rguenther@suse.de>
8427 PR tree-optimization/19431
8428 PR tree-optimization/21463
8429 * tree-pass.h (pass_phiprop): Declare.
8430 * passes.c (init_optimization_passes): New phiprop pass.
8431 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8432 (phivn_valid_p): New helper function.
8433 (phiprop_insert_phi): Likewise.
8434 (propagate_with_phi): Likewise.
8435 (tree_ssa_phiprop): New propagator propagating loads
8436 through phi nodes if profitable.
8438 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8440 * tree-vect-analyze.c (process_use): New function.
8441 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8442 Check phis in all bbs.
8443 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8446 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8448 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8451 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8454 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8457 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8459 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8461 (sse_vmmulv4sf3): Likewise.
8462 (sse2_vmaddv2df3): Likewise.
8463 (sse2_vmmulv2df3): Likewise.
8465 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8467 PR rtl-optimization/31360
8468 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8469 (target_reg_cost): New.
8470 (init_set_costs): Initialize target_reg_cost. Add comments
8471 regarding the rationale of the costs.
8472 (global_cost_for_size): Renamed to...
8473 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8474 of register pressure.
8475 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8476 estimate_reg_pressure_cost. Add number of ivs.
8477 (determine_set_costs): Dump target_reg_cost.
8478 * loop-invariant.c (gain_for_invariant): Use
8479 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8480 (best_gain_for_invariant, find_invariants_to_move): Remove
8482 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8483 (target_reg_cost): Declare.
8484 (global_cost_for_size): Declaration removed.
8485 (estimate_reg_pressure_cost): Declare.
8487 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8489 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8490 regnos into even/odd register pairs.
8491 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8492 TDmode similar to the other floating point modes.
8493 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8494 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8496 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8497 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8498 (movdd_hardfloat64): Use TARGET_MFPGPR.
8500 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8502 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8505 2005-01-05 Richard Henderson <rth@redhat.com>
8507 * reload1.c (do_input_reload): Restrict the optimization deleteing
8508 a previous output reload to RELOAD_FOR_INPUT.
8510 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8512 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8513 induc_vec_info_type.
8514 (vectorizable_induction): New function declaration.
8515 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8516 check if already vectorized. Find first place in BB where new stmts
8517 can be inserted. Takes only one argument.
8518 (vectorizable_induction): New function.
8519 (vect_transform_stmt): Add case for induc_vec_info_type to call
8520 vectorizable_induction.
8521 (vect_transform_loop): Consider phis for vectorization.
8522 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8524 (analyze_operations): Call vectorizable_induction when analyzing phis.
8526 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8527 (vect_mark_relevant): Include phis in relevance analysis.
8528 (vect_mark_stmts_to_be_vectorize): Likewise.
8529 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8531 2007-04-16 Lawrence Crowl <crowl@google.com>
8533 * doc/invoke.texi (Debugging Options): Add documentation for the
8534 -femit-struct-debug options -femit-struct-debug-baseonly,
8535 -femit-struct-debug-reduced, and
8536 -femit-struct-debug-detailed[=...].
8538 * c-opts.c (c_common_handle_option): Add
8539 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8540 and OPT_femit_struct_debug_detailed_.
8541 * c.opt: Add specifications for
8542 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8543 and -femit-struct-debug-detailed[=...].
8544 * opts.c (set_struct_debug_option): Parse the
8545 -femit-struct-debug-... options.
8546 * opts.c (matches_main_base, main_input_basename,
8547 main_input_baselength, base_of_path, matches_main_base): Add
8548 variables and functions to compare header base name to compilation
8550 * opts.c (should_emit_struct_debug): Add to determine to emit a
8551 structure based on the option.
8552 (dump_struct_debug) Also disabled function to debug this
8554 * opts.c (handle_options): Save the base name of the
8557 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8558 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8559 This hook indicates if a type is generic. Set it by default
8561 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8562 to determine if a struct type is generic or not.
8563 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8564 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8565 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8568 * flags.h (enum debug_info_usage): Add an enumeration to describe
8569 a program's use of a structure type.
8570 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8571 to indicate the program's usage of the type. Filter structs based
8572 on the -femit-struct-debug-... specification.
8573 (gen_type_die): Split into two routines, gen_type_die and
8574 gen_type_die_with_usage. gen_type_die is now a wrapper
8575 that assumes direct usage.
8576 (gen_type_die_with_usage): Replace calls to gen_type_die
8577 with gen_type_die_with_usage adding the program usage of
8578 the referenced type.
8579 (dwarf2out_imported_module_or_decl): Suppress struct debug
8580 information using should_emit_struct_debug when appropriate.
8582 2007-04-16 Ian Lance Taylor <iant@google.com>
8584 PR tree-optimization/31522
8585 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8586 (vrp_initialize): Allocate vr_phi_edge_counts.
8587 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8588 executable edge. Drop test for all constants.
8589 (vrp_finalize): Free vrp_phi_edge_counts.
8591 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8592 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8594 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8595 predecessors at head rather than tail.
8597 2007-04-16 Matthias Klose <doko@debian.org>
8599 * config/alpha/linux.h (CPP_SPEC): Define.
8600 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8602 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8604 * function.h: Remove sequence_stack extern declaration.
8606 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8608 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8610 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8613 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8615 * config/avr/avr.c (avr_arch_types): Rearranging array.
8616 (enum avr_arch): Add.
8617 (avr_mcu_types): Use avr_arch enumeration constants instead of
8619 * config/avr/avr.h (LINK_SPEC): Simplify.
8621 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8623 * config/m68k/m68k.c (m68k_libcall_value,
8624 m68k_function_value): Use macros for register names more.
8626 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8628 (M68K_REGNAME): Use A6_REG.
8629 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8631 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8634 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8635 'pending_read_list_length' and 'pending_write_list_length'. Update
8637 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8638 to handle two length counters instead of one. Update all uses.
8639 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8640 two length counters instead of one.
8641 * sched-rgn.c (propagate_deps): Update to handle two length counters
8644 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8648 copy of source, pass it to ix86_expand_vector_set and return
8651 2007-04-16 David Ung <davidu@mips.com>
8652 Joseph Myers <joseph@codesourcery.com>
8654 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8655 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8656 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8657 Add 74K processor information.
8658 * config/mips/mips.md: Include 74k.md.
8659 (cpu): Add 74kc,74kf,74kx.
8660 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8661 * config/mips/74k.md: New.
8662 * doc/invoke.texi (MIPS Options): Document 74K support.
8664 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8666 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8667 vectorizable_* functions.
8668 * tree-vect-transform.c (vectorizable_call): Add check for
8669 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8670 (vectorizable_store): likewise.
8671 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8673 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8674 (vectorizable_type_promotion, vectorizable_load): Likewise.
8675 (vectorizable_live_operation, vectorizable_condition): Likewise.
8676 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8678 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8680 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8682 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8683 register numbers more.
8684 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8685 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8686 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8687 FUNCTION_VALUE_REGNO_P): Likewise.
8688 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8689 STATIC_CHAIN_REGNUM): Likewise.
8690 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8691 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8692 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8693 * config/m68k/m68k.md (FP_REG): New.
8695 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8697 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8700 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8702 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8703 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8706 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8708 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8711 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8714 * c-decl.c (finish_decl): Grab the type of the decl after the call
8715 to store_init_value.
8717 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8719 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8721 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8724 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8725 dominators, post dominators and cleanup cfg before returning.
8727 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8729 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8730 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8732 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8734 * config.gcc: Recognize fido.
8735 * config/m68k/m68k-devices.def (fidoa): New.
8736 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8738 (FL_FIDOA, TARGET_FIDOA): New.
8739 * config/m68k/m68k.opt (mfidoa): New.
8741 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8744 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8745 when a personality function is used.
8747 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8749 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8751 2007-04-13 Mike Stump <mrs@apple.com>
8753 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8755 * config/darwin.opt (fapple-kext): Make C++ only.
8756 * config/darwin.c (darwin_override_options): Remove code to ensure
8757 -fapple-kext is given for C++ only.
8759 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8761 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8762 * config/mips/mips.c (override_options): Call
8763 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8765 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8767 * config/i386/i386.opt (msvr3-shlib): Removed.
8769 * doc/invoke.texi: Remove -msvr3-shlib.
8771 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8774 with "popcnt" instruction.
8776 2007-04-13 Richard Guenther <rguenther@suse.de>
8778 PR tree-optimization/21258
8779 * tree-vrp.c (compare_case_labels): New helper.
8780 (find_switch_asserts): New function.
8781 (find_assert_locations): Call it for SWITCH_EXPRs.
8783 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8786 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8787 check is now implied in X87_FLOAT_MODE_P.
8788 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8789 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8790 (fix_trunc<mode>_i386_fisttp): Ditto.
8791 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8792 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8793 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8794 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8795 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8796 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8797 (unnamed_splitters): Ditto.
8798 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8799 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8800 FIRST_SSE_REG for local functions when SSE math is enabled or
8801 for functions with sseregparm attribute.
8802 (standard_80387_constant_p): Return -1 if mode is not
8804 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8805 (ix86_expand_compare): Ditto.
8806 (ix86_expand_carry_flag_compare): Ditto.
8807 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8808 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8809 DECIMAL_FLOAT_MODE_P.
8810 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8811 of SCALAR_FLOAT_MODE_P.
8812 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8813 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8814 checks before FLOAT_MODE_P.
8815 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8816 before FLOAT_MODE_P.
8821 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8823 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8824 Charles Wilson <libtool@cwilson.fastmail.fm>
8826 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8827 (libgcc.mvars): Don't depend on them.
8828 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8829 * exec-tool.in: New.
8831 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8833 * doc/invoke.text (--help): Document --help=common.
8835 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8837 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8839 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8841 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8842 * genemit.c (main): Emit #include "integrate.h".
8843 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8844 (LOADGP_RTP): New mips_loadgp_style.
8845 * config/mips/mips.h: Include config/vxworks-dummy.h.
8846 (TARGET_RTP_PIC): New macro.
8847 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8848 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8849 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8851 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8852 -mvxworks-pic when using -mrtp and a PIC option.
8853 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8855 (mips_symbolic_constant_p, mips_symbolic_address_p)
8856 (mips_symbol_insns): Handle SYMBOL_HALF.
8857 (override_options): Warn about -G and -mrtp being used together.
8858 Initialize mips_lo_relocs[SYMBOL_HALF].
8859 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8860 (mips_emit_loadgp): Handle LOADGP_RTP.
8861 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8862 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8863 (tablejump): Handle function-relative case table entries if
8865 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8867 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8869 * config/mips/mips.md (load_call<mode>): Allow any general register.
8871 (sibcall_value_internal, sibcall_value_multiple_internal)
8872 (call_value_internal, call_value_split, call_value_multiple_internal)
8873 (call_value_multiple_split): Remove constraints from operand 0.
8875 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8877 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8878 rather than loadgp_noshared.
8879 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8880 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8882 * config/mips/mips.md (loadgp): Rename to...
8883 (loadgp_newabi): ...this.
8884 (loadgp_noshared): Rename to...
8885 (loadgp_absolute): ...this.
8887 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8889 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8890 false for locally-binding symbols.
8891 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8895 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8896 (SYMBOL_GOT_PAGE_OFST): ...this.
8897 (SYMBOL_GOT_GLOBAL): Rename to...
8898 (SYMBOL_GOT_DISP): ...this.
8899 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8900 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8901 * config/mips/mips.c (mips_global_symbol_p): New function.
8902 (mips_symbol_binds_local_p): Likewise.
8903 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8904 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8905 mips_global_symbol_p and mips_symbol_binds_local_p.
8906 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8907 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8908 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8910 (mips_ok_for_lazy_binding_p): New function.
8911 (mips_load_call_address, mips_expand_call): Use it.
8912 (mips_dangerous_for_la25_p): Likewise.
8913 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8914 (*got_disp<mode>): Use got_disp_operand instead of
8915 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8916 SYMBOL_GOTOFF_GLOBAL.
8917 (*got_page<mode>): Use got_page_ofst_operand instead of
8919 * config/mips/predicates.md (const_call_insn_operand): Use
8920 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8921 (global_got_operand): Rename to...
8922 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8924 (local_got_operand): Rename to...
8925 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8926 of SYMBOL_GOT_LOCAL.
8928 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8930 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8931 TARGET_CALL_CLOBBERED_GP.
8932 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8933 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8934 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8935 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8936 of TARGET_ABICALLS && !TARGET_NEWABI.
8937 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8938 * config/mips/mips.c (mips_load_call_address): Check
8939 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8940 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8941 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8942 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8943 TARGET_ABICALLS && TARGET_NEWABI.
8944 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8946 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8947 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8948 TARGET_ABICALLS && TARGET_NEWABI.
8949 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8950 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8951 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8952 whether indirect calls must use $25.
8953 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8955 * config/mips/mips.md (jal_macro): Check flag_pic and
8956 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8957 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8958 instead of TARGET_ABICALLS.
8959 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8960 TARGET_ABICALLS && TARGET_OLDABI.
8961 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8962 (sibcall): In the comment above the define_insn, mention
8963 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8964 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8965 instead of TARGET_ABICALLS.
8967 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8969 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8970 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8971 (MACFLAGS_MATCH_P): New macro.
8972 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8973 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8974 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8975 the other MACFLAG constants.
8976 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8977 (flag_machi): Tighten constraints. Renumber some of the operands.
8978 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8980 (flag_machi_parts_acconly): New pattern.
8981 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8983 (flag_macinit1hi): Tighten constraints.
8984 (flag_mul_macv2hi_parts_acconly): New pattern.
8986 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8987 Use a more efficient implementation.
8988 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8989 inline sequences when not optimizing for size.
8991 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8992 movhi_high2low): Delete, merge functionality into...
8993 (packv2hi): ... this pattern.
8995 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8996 * config/bfin/bfin.opt (msim): New option.
8997 (mcpu=): New option.
8998 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8999 (bfin_cpu_t): Typedef of enum bfin_cpu.
9000 (bfin_cpu_type): New declaration.
9001 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9002 -msim and -mcpu= options.
9003 (LIB_SPEC): Likewise.
9004 * config/bfin/bfin.c (bfin_cpu_type): Define.
9005 (bfin_handle_option): Handle -mcpu= option.
9006 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9007 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9008 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9010 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9012 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9013 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9014 (powerpc-wrs-vxworksae): Use ${tm_file}.
9015 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9016 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9017 * config/i386/vx-common.h: New file.
9019 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9021 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9024 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9026 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9029 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9033 * c-common.c (c_build_qualified_type): Set canonical type
9036 2007-04-12 Richard Guenther <rguenther@suse.de>
9038 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9039 lower bound and element size if lower bound is not zero
9040 or either of the ARRAY_REF operands is set.
9042 2007-04-12 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/24689
9045 PR tree-optimization/31307
9046 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9048 * gimplify.c (canonicalize_addr_expr): To be consistent with
9049 gimplify_compound_lval only set operands two and three of
9050 ARRAY_REFs if they are not gimple_min_invariant. This makes
9051 it never at this place.
9052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9054 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9056 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9057 null before emitting a .nsubspa directive.
9059 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9061 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9062 need_to_partition_p if there are no memory statements in the
9065 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9067 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9068 (gcd_of_steps_may_divide_p): New function.
9069 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9071 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9073 * reload.c (find_reloads_toplev, find_reloads_address,
9074 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9075 not a pointer equality test, to decide if we need to call
9076 push_reg_equiv_alt_mem.
9078 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9080 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9081 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9083 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9085 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9087 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9088 vector to be positive.
9090 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9094 * doc/invoke.texi: Document --params max-aliased-vops and
9096 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9097 debug_memory_partitions): Move to tree-flow.h
9098 * params.h (AVG_ALIASED_VOPS): Define.
9099 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9101 (mp_info_t): Likewise.
9102 (get_mem_sym_stats_for): New.
9103 (set_memory_partition): Move from tree-flow-inline.h.
9104 (mark_non_addressable): Only clear the set of symbols for the
9105 partition if it exists.
9106 (dump_memory_partitions): Move from tree-ssa-operands.c
9107 (debug_memory_partitions): Likewise.
9108 (need_to_partition_p): New.
9109 (dump_mem_ref_stats): New.
9110 (debug_mem_ref_stats): New.
9111 (dump_mem_sym_stats): New.
9112 (debug_mem_sym_stats): New.
9113 (update_mem_sym_stats_from_stmt): New.
9114 (compare_mp_info_entries): New.
9115 (mp_info_cmp): Call it.
9116 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9118 (get_mpt_for): Move from tree-ssa-operands.c.
9119 (find_partition_for): New.
9120 (create_partition_for): Remove.
9121 (estimate_vop_reduction): New.
9122 (update_reference_counts): New.
9123 (build_mp_info): New.
9124 (compute_memory_partitions): Refactor.
9125 Document new heuristic.
9126 Call build_mp_info, update_reference_counts,
9127 find_partition_for and estimate_vop_reduction.
9128 (compute_may_aliases): Populate virtual operands before
9129 calling debugging dumps.
9130 (delete_mem_sym_stats): New.
9131 (delete_mem_ref_stats): New.
9132 (init_mem_ref_stats): New.
9133 (init_alias_info): Call it.
9134 (maybe_create_global_var): Remove alias_info argument.
9135 Get number of call sites and number of pure/const call sites
9136 from gimple_mem_ref_stats().
9137 (dump_alias_info): Call dump_memory_partitions first.
9138 (dump_points_to_info_for): Show how many times a pointer has
9140 * opts.c (decode_options): For -O2 set --param
9141 max-aliased-vops to 500.
9142 For -O3 set --param max-aliased-vops to 1000 and --param
9143 avg-aliased-vops to 3.
9144 * fortran/options.c (gfc_init_options): Remove assignment to
9146 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9147 * tree-dfa.c (dump_variable): Dump memory reference
9149 Dump NO_ALIAS* settings.
9150 (referenced_var_lookup): Tidy.
9151 (mem_sym_stats): New.
9152 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9153 and ORIG are different SSA names for a memory partition.
9154 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9155 * tree-flow.h (struct mem_sym_stats_d): Define.
9156 (mem_sym_stats_t): Define.
9157 (struct mem_ref_stats_d): Define.
9158 (struct gimple_df): Add field mem_ref_stats.
9159 (enum noalias_state): Define.
9160 (struct var_ann_d): Add bitfield noalias_state.
9161 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9162 debug_mem_ref_stats, debug_memory_partitions,
9163 debug_mem_sym_stats): Declare.
9164 * tree-ssa-structalias.c (update_alias_info): Update call
9165 sites, pure/const call sites and asm sites in structure
9166 returned by gimple_mem_ref_stats.
9167 Remove local variable IS_POTENTIAL_DEREF.
9168 Increase NUM_DEREFS if the memory expression is a potential
9170 Call update_mem_sym_stats_from_stmt.
9171 If the memory references memory, call
9172 update_mem_sym_stats_from_stmt for all the direct memory
9173 symbol references found.
9174 (intra_create_variable_infos): Set noalias_state field for
9175 pointer arguments according to the value of
9176 flag_argument_noalias.
9177 * tree-ssa-structalias.h (struct alias_info): Remove fields
9178 num_calls_found and num_pure_const_calls_found.
9179 (update_mem_sym_stats_from_stmt): Declare.
9180 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9181 Set default value to 100.
9182 (PARAM_AVG_ALIASED_VOPS): Define.
9184 2007-04-11 Richard Guenther <rguenther@suse.de>
9187 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9188 a * -b + c as c - a * b if we honor sign dependent rounding.
9190 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9192 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9194 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9195 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9197 (initialize_trampoline): Don't use old-style function definition.
9198 (bfin_secondary_reload): Mark IN_P argument as unused.
9200 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9202 PR tree-optimization/31343
9203 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9204 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9205 * testsuite/gcc.dg/vect/pr31343.c: New.
9207 2007-04-10 Eric Christopher <echristo@apple.com>
9209 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9210 * config/i386/i386.md (*cmpfp0): Use.
9211 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9212 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9213 (fix_trunc<mode>_i386_fisttp): Ditto.
9214 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9215 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9216 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9217 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9218 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9219 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9220 (unnamed_splitters): Ditto.
9221 * config/i386/i386.c (output_fix_trunc): Assert that
9222 we're not being passed a TFmode operand.
9224 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9226 PR tree-optimization/31526
9227 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9228 n_basic_blocks to find newly added blocks.
9230 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9234 (fix_trunc<mode>si_sse): Ditto.
9235 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9236 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9237 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9238 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9239 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9240 expander using SSEMODEF mode macro.
9241 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9242 expander using SSEMODEF mode macro.
9243 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9244 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9245 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9246 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9247 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9248 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9249 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9250 Macroize insn using X87MODEF mode macro.
9252 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9254 * config/i386/sse.md (sse2_pinsrw): Removed.
9255 (sse2_pextrw): Renamed to ...
9256 (*sse2_pextrw): This.
9258 2007-04-09 Jan Hubicka <jh@suse.cz>
9261 * config/i386/sse.md
9262 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9263 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9264 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9265 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9267 2007-04-09 Jan Hubicka <jh@suse.cz>
9269 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9270 multiple fields of union.
9272 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9274 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9275 (create_preheaders): Check that loops are available.
9276 (fix_loop_structure): Clean up, improve comments.
9277 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9278 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9280 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9281 * predict.c (tree_estimate_probability): Do not call
9282 calculate_dominance_info. Call create_preheaders.
9283 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9284 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9286 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9287 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9288 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9289 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9292 2007-04-08 Jan Hubicka <jh@suse.cz>
9294 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9295 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9296 * fold-const.c (fold_unary): Use it.
9298 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9300 * varasm.c (assemble_variable): Remove call to
9301 lang_hooks.decls.prepare_assemble_variable.
9302 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9303 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9304 * langhooks.h (lang_hooks_for_decls): Remove
9305 prepare_assemble_variable.
9307 2007-04-08 Mike Stump <mrs@apple.com>
9309 * config/i386/i386.c: Use inc/dec on Core2.
9311 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9313 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9314 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9315 lhd_tree_inlining_end_inlining): Remove.
9316 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9317 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9319 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9320 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9321 lhd_tree_inlining_end_inlining): Remove prototypes.
9322 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9323 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9324 LANG_HOOKS_TREE_INLINING_START_INLINING,
9325 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9327 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9330 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9333 * config/avr/predicates.md (io_address_operand): Delete predicate.
9334 (low_io_address_operand): Don't use 'mode' argument.
9335 (higth_io_address_operand): Rename ...
9336 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9337 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9340 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9342 Revert change removing staticp.
9344 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9347 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9350 2007-04-07 Bruce Korb <bkorb@gnu.org>
9352 * c.opt: Add -Wformat-contains-nul.
9353 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9355 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9356 the NUL byte warning.
9358 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9360 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9362 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9364 * tree.c (staticp): No longer use staticp langhook.
9365 * langhooks.c (lhd_staticp): Removed.
9366 * langhooks.h (struct lang_hooks): Remove staticp.
9367 * c-common.c (c_staticp): Remove.
9368 * c-common.h (c_staticp): Ditto.
9369 * langhooks-defs.h (lhd_staticp): Ditto.
9370 (LHD_HOOKS_STATICP): Ditto
9371 * tree.h (gcc_assert_lowered): New macro.
9373 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9375 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9376 argument "reliable".
9377 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9378 Add argument "reliable". Propagate it through calls.
9379 (infer_loop_bounds_from_undefined): Derive number of iterations
9380 estimates from references in blocks that do not dominate loop latch.
9381 (gcov_type_to_double_int): New function.
9382 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9383 and expected_loop_iterations_unbounded.
9384 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9385 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9386 * tree-data-ref.c (estimated_loop_iterations): Export.
9387 (get_references_in_stmt): Fix -- do not return addresses of local
9389 * cfgloop.h (expected_loop_iterations_unbounded,
9390 estimated_loop_iterations): Declare.
9392 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9394 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9396 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9398 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9399 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9400 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9401 Use output_387_reg_move().
9402 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9403 expander using X87MODEF12 mode macro.
9404 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9405 choosing register preferences. Use output_387_reg_move().
9406 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9407 instead of "x". Use output_387_reg_move().
9408 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9409 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9410 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9411 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9412 Use output_387_reg_move().
9413 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9415 (*truncxf?f_i387 splitter): Ditto.
9417 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9419 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9420 LANG_HOOKS_SAFE_FROM_P.
9421 * expr.c (safe_from_p): Remove langhook call.
9422 * langhooks.h (lang_hooks): Remove safe_from_p.
9423 (lhd_safe_from_p): Remove prototype.
9424 * langhooks.c (lhd_safe_from_p): Remove.
9426 2007-04-06 Jan Hubicka <jh@suse.cz>
9428 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9431 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9433 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9434 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9435 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9436 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9438 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9439 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9441 2007-04-05 Richard Henderson <rth@redhat.com>
9443 * config/alpha/alpha.c (print_operand) [+]: Remove.
9444 (alpha_end_function): Print nop if call at end of function.
9445 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9446 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9447 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9448 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9449 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9450 the call pattern. Update peepholes to match.
9452 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9454 * doc/extend.texi (Other Builtins): Add decimal float variants
9456 * builtins.def: Ditto.
9457 * builtins.c (expand_builtin): Ditto.
9459 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9460 H.J. Lu <hongjiu.lu@intel.com>
9463 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9464 of V8HImode when calling ix86_binary_operator_ok.
9465 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9466 (sdot_prodv8hi): Operands 1 and 2 must be register.
9468 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9470 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9471 initialize align to silence bogus warning.
9473 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9476 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9478 (struct sra_walk_fns): Remove use_all parameter from use.
9479 (sra_hash_tree): Handle BIT_FIELD_REFs.
9480 (sra_elt_hash): Don't hash bitfld blocks.
9481 (sra_elt_eq): Skip them in parent compares as well. Handle
9483 (sra_walk_expr): Don't maintain or pass down use_all_p.
9484 (scan_use): Remove use_all parameter.
9485 (scalarize_use): Likewise. Re-expand assignment to
9486 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9487 output, and re-scalarize after output. Don't mark anything
9489 (scalarize_ldst): Adjust.
9490 (scalarize_walk_gimple_modify_statement): Likewise.
9491 (build_element_name_1): Handle BIT_FIELD_REFs.
9492 (instantiate_element): Don't warn for any element whose parent
9494 (instantiate_missing_elements_1): Return the sra_elt.
9495 (canon_type_for_field): New.
9496 (try_instantiate_multiple_fields): New.
9497 (instantiate_missing_elemnts): Use them.
9498 (mark_no_warning): Removed.
9499 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9500 (REPLDUP, sra_build_elt_assignment): New.
9501 (generate_copy_inout): Use them.
9502 (generate_element_copy): Likewise. Handle bitfld differences.
9503 (generate_element_zero): Don't recurse for blocks. Use
9504 sra_build_elt_assignment.
9505 (generate_one_element_int): Take elt instead of var. Use
9506 sra_build_elt_assignment.
9507 (generate_element_init_1): Adjust.
9508 (scalarize_use, scalarize_copy): Use REPLDUP.
9509 (scalarize_ldst): Move assert before dereference.
9510 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9512 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9514 * regmove.c: Fix unused variable warnings due to previous commit.
9516 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9518 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9519 (regmove_bb_head): Remove.
9520 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9521 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9522 problems with fixup_match_1.
9523 Don't initialize/free regmove_bb_head.
9525 (reg_is_remote_constant_p): If an insn is in the same basic block
9526 but not before INSN, consider it remote, too.
9528 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9531 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9532 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9534 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9536 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9537 (CONDITIONAL_REGISTER_USAGE): Likewise.
9539 2007-04-04 Richard Henderson <rth@redhat.com>
9541 * config/alpha/lib1funcs.asm: Remove unused file.
9543 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9546 * opts.c (print_specific_help): Fix --help=<language>
9548 (common_handle_option): Support --help=common.
9550 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9553 * gcc.c (main): Do not run the linker if
9554 print_subprocess_help indicates that it shouldn't be
9557 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9560 * doc/invoke.texi (--help=): Document <languages> value, fix
9561 formatting in tables of values.
9563 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9565 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9566 dllimport attribute of virtual methods.
9568 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9570 * config/score/crti.asm: Change _bss_start to __bss_start.
9571 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9572 (OUTGOING_REG_PARM_STACK_SPACE) update.
9573 * config/score/score.opt: add options to make backend support
9574 score5, score5u, score7 and score7d.
9575 * config/score/score.md: Likewise.
9576 * config/score/misc.md: Likewise.
9577 * config/score/mac.md: Likewise.
9578 * doc/invoke.texi: Likewise.
9579 * doc/md.texi: update constraints define.
9581 2007-04-03 Richard Henderson <rth@redhat.com>
9583 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9584 an appropriate type, use the mode instead.
9586 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9588 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9589 Set the default --with-arch setting to mips2.
9590 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9591 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9592 (MULTILIB_OSDIRNAMES): Delete.
9593 (MULTILIB_DIRNAMES): Define.
9594 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9595 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9596 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9597 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9598 VXWORKS_OS_CPP_BUILTINS.
9599 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9600 (MIPS_DEBUGGING_INFO): Undefine.
9601 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9603 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9606 * fold-const.c (native_encode_real): Encode real.c provided longs
9607 as a series of 32-bit native integers.
9608 (native_interpret_real): Interpret buffer as a series of 32-bit
9611 2007-04-03 Richard Guenther <rguenther@suse.de>
9613 * genpreds.c (write_insn_constraint_len): Write function
9614 optimized for CONSTRAINT_LEN implementation.
9615 (write_tm_preds_h): Output insn_constraint_len inline and
9616 use it for CONSTRAINT_LEN.
9617 (write_insn_preds_c): Don't output insn_constraint_len.
9618 * doc/md.texi (define_register_constraint): Document multi-letter
9619 constraints shall have the same length if they start with the same
9622 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9625 * config/i386/i386.md (isinf<mode>2): Expand only when
9626 TARGET_C99_FUNCTIONS is set.
9628 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9630 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9631 (x86_64-*-linux*): Ditto.
9632 * config/i386/i386.opt (mpc): New option.
9633 * config/i386/i386.c (overrride_options): Handle
9634 ix87_precision_string.
9635 * config/i386/crtprec.c: New file.
9636 * config/i386/t-crtpc: Ditto.
9637 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9639 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9640 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9641 crtprec32.o, crtprec64.o and crtprec80.o.
9643 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9645 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9647 2007-04-02 Eric Christopher <echristo@apple.com>
9649 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9650 limitations on darwin.
9652 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9655 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9657 2007-04-02 Dave Korn <dave.korn@artimi.com>
9659 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9661 2007-04-02 Dave Korn <dave.korn@artimi.com>
9663 * libgcc2.h (exception_descriptor): Don't forward-declare.
9664 (__get_eh_table_language, __get_eh_table_version): Delete
9665 prototypes of long-dead functions.
9667 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9669 * ebitmap.h: New file
9670 * ebitmap.c: New file
9671 * Makefile.in (ebitmap.o): New target.
9673 2007-04-01 Jan Hubicka <jh@suse.cz>
9675 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9676 before very first instruction.
9678 2007-04-01 Jan Hubicka <jh@suse.cz>
9680 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9681 waring on 64bit hosts.
9682 * bitmap.h: Fix typo in bitmap_head_def.
9684 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9686 PR rtl-optimization/31391
9687 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9688 into a DELETED_LABEL note, and the label is in an empty basic
9689 block, update BB_END as well as BB_HEAD.
9691 2007-04-01 Richard Henderson <rth@redhat.com>
9693 PR tree-optimization/31169
9694 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9695 to varying if the range is outside [0, prec-1].
9697 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9700 * config/mips/mips.md (load_const_gp): New insn.
9701 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9702 the MIPS16 GP pseudo register if no_new_pseudos.
9703 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9705 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9708 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9710 (call_value): Likewise.
9712 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9713 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9716 * doc/invoke.texi: (optimization options): Reword description
9717 of -ffast-math. Document its primary purpose.
9719 2007-03-31 Richard Guenther <rguenther@suse.de>
9721 * omp-low.c (splay-tree.h): Include.
9722 (lookup_decl): Replace splay-tree usage by pointer-map.
9723 (maybe_lookup_decl): Likewise.
9724 (new_omp_context): Likewise.
9725 (delete_omp_context): Likewise.
9726 * gimplify.c (splay-tree.h): Include.
9727 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9729 (remap_ssa_name): Likewise.
9730 (remap_decl): Likewise.
9731 (remap_type_1): Likewise.
9732 (remap_type): Likewise.
9733 (copy_body_r): Likewise.
9734 (expand_call_inline): Likewise.
9735 (clone_body): Likewise.
9736 (copy_tree_r): Likewise.
9737 (remap_save_expr): Likewise.
9738 (unsave_r): Likewise.
9739 (unsave_expr_now): Likewise.
9740 (tree_function_versioning): Likewise.
9741 (build_duplicate_type): Likewise.
9742 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9743 (struct copy_body_data): Replace splay-tree by pointer-map.
9744 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9745 not $(SPLAY_TREE_H).
9746 (gimplify.o): Depend on $(SPLAY_TREE_H).
9747 (omp-low.p): Likewise.
9749 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9751 * config/avr/predicates.md (even_register_operand,
9752 odd_register_operand): New predicates.
9753 * config/avr/avr.md (movw peephole2): New.
9754 (movw_r peephole2): New.
9756 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9758 * tree.h (get_signed_or_unsigned_type): New.
9759 * fold-const.c (operand_equal_for_comparison_p): Use
9760 get_signed_or_unsigned_type instead of
9761 lang_hooks.types.signed_or_unsigned_type.
9762 * expr.c (store_expr): Ditto.
9763 * langhooks.c (get_signed_or_unsigned_type): New.
9764 (lhd_signed_or_unsigned_type): New.
9765 * langhooks.h (lhd_signed_or_unsigned_type): New.
9766 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9768 2007-03-30 Richard Henderson <rth@redhat.com>
9770 * tree-ssa-loop-ivopts.c: Include target.h.
9771 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9772 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9773 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9774 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9776 2007-03-30 Richard Henderson <rth@redhat.com>
9777 Kai Tietz <kai.tietz@onevision.com>
9779 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9781 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9782 (TARGET_64BIT_MS_ABI): New.
9783 (DBX_REGISTER_NUMBER): Handle 64-bit.
9784 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9785 (LONG_TYPE_SIZE): Force to 32.
9786 (REG_PARM_STACK_SPACE): New.
9787 (OUTGOING_REG_PARM_STACK_SPACE): New.
9788 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9789 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9790 (STACK_BOUNDARY): Use 128 for 64-bit.
9791 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9792 Add 64-bit implementation.
9793 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9795 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9796 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9797 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9798 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9799 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9800 TARGET_64BIT_MS_ABI.
9801 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9802 (ix86_pass_by_reference): Likewise.
9803 (ix86_function_value_regno_p): Likewise.
9804 (ix86_build_builtin_va_list): Likewise.
9805 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9806 (function_arg_advance_ms_64): New.
9807 (function_arg_advance): Call it.
9808 (function_arg_ms_64): New.
9809 (function_arg): Call it.
9810 (function_value_ms_64): New.
9811 (ix86_function_value_1): Call it.
9812 (return_in_memory_ms_64): New.
9813 (ix86_return_in_memory): Call it.
9814 (setup_incoming_varargs_ms_64): New.
9815 (ix86_setup_incoming_varargs): Call it.
9816 (ix86_expand_prologue): Handle 64-bit stack probing.
9817 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9818 (output_pic_addr_const): Likewise.
9819 (x86_this_parameter): Likewise.
9820 (x86_output_mi_thunk): Likewise.
9821 (x86_function_profiler): Likewise.
9822 (TARGET_STRICT_ARGUMENT_NAMING): New.
9823 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9824 (TARGET_64BIT_MS_ABI): New.
9825 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9826 * config/i386/i386.md (allocate_stack_worker): Remove.
9827 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9828 describe the clobber of eax without a match_scratch.
9829 (allocate_stack_worker_postreload): Remove.
9830 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9831 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9832 (allocate_stack_worker_rex64_postreload): Remove.
9833 (allocate_stack): Handle 64-bit.
9834 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9835 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9836 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9837 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9838 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9839 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9840 * config.build (x86_64-*-mingw*): New host.
9841 * config.host (x86_64-*-mingw*): New host.
9842 * config.gcc (x86_64-*-mingw*): New target.
9843 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9845 2007-03-30 Richard Henderson <rth@redhat.com>
9846 Kai Tietz <kai.tietz@onevision.com>
9848 * c-pragma.c (struct def_pragma_macro_value): New.
9849 (struct def_pragma_macro): New.
9850 (pushed_macro_table): New.
9851 (dpm_hash, dpm_eq): New.
9852 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9853 (init_pragma): Install them.
9854 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9856 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9858 * config/avr/avr.c (avr_override_options): Clear
9859 'flag_delete_null_pointer_checks'.
9861 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9864 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9865 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9866 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9867 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9868 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9869 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9870 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9872 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9874 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9876 * regmove.c: Move all of pass_stack_adjustments from here...
9877 * combine-stack-adj.c: ...to this new file.
9878 * Makefile.in: Add rules for combine-stack-adj.o.
9880 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9882 PR tree-optimization/31383
9883 * tree-data-ref.c (affine_function_equal_p): Do not require the
9884 vectors to have the same length.
9886 2007-03-30 Jan Hubicka <jh@suse.cz>
9889 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9890 availablility; add more sanity checking; ask varpool only about
9893 2007-03-29 Richard Henderson <rth@redhat.com>
9895 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9896 to decide, but __SIZEOF_LONG_LONG__.
9898 2007-03-29 Richard Henderson <rth@redhat.com>
9900 * emutls.c (struct __emutls_array): New.
9901 (emutls_destroy): Use it instead of casting element 0 from void*.
9902 (__emutls_get_address): Likewise.
9904 2007-03-29 Richard Henderson <rth@redhat.com>
9906 * varasm.c (initializer_constant_valid_p): Don't deny
9907 DECL_DLLIMPORT_P on functions.
9909 * config/i386/cygming.h: Remove function declarations.
9910 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9911 (ASM_OUTPUT_LABELREF): Remove.
9912 (COMMON_ASM_OP): Remove.
9913 (ASM_OUTPUT_COMMON): Remove.
9914 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9915 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9916 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9917 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9918 Rename from TARGET_ENCODE_SECTION_INFO.
9919 * config/i386/netware.h: Likewise.
9920 * config/i386/i386-protos.h: Update.
9921 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9922 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9923 (legitimate_constant_p): Reject dllimports.
9924 (dllimport_map, get_dllimport_decl): New.
9925 (legitimize_dllimport_symbol): New.
9926 (legitimize_address, ix86_expand_move): Use it.
9927 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9928 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9929 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9930 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9931 * config/i386/predicates.md (constant_call_address_operand): Only
9932 accept symbols; reject dllimport_p symbols.
9933 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9934 i386_pe_maybe_record_exported_symbol.
9935 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9936 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9937 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9938 trust the setting of DECL_DLLIMPORT_P.
9939 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9940 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9941 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9942 tidy the argument scanning loop.
9943 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9944 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9945 (i386_pe_strip_name_encoding): Remove.
9946 (i386_pe_binds_local_p): New.
9947 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9948 (i386_pe_output_labelref): Remove.
9949 (i386_pe_asm_output_aligned_decl_common): New.
9950 (i386_pe_maybe_record_exported_symbol): Rename from
9951 i386_pe_record_exported_symbol; check for dllexported symbols.
9953 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9955 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9956 add comment explaining why vsnprintf cannot be used.
9958 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9960 PR tree-optimization/30666
9961 * tree.c (build_complex_type): When creating type names for DWARF2
9962 debug info, create TYPE_DECLs for TYPE_NAME instead of
9964 (build_common_tree_nodes_2): Use build_complex_type when building
9965 predefined complex types, to preserve canonical types.
9967 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9969 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9970 (noce_get_alt_condition): Look at it to determine whether to
9971 reverse the condition or not.
9972 (noce_get_condition): Substitute the truth for lies.
9973 (noce_find_if_block): Set the then_else_reversed field.
9975 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9977 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9978 destination of this insn.
9979 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9980 than calling gen_rtx_SET directly. Use r0 to hold the value of
9981 'address + 4' rather than a stack based temporary which can be
9984 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9986 * config/s390/s390.c (s390_secondary_input_reload_class,
9987 s390_secondary_output_reload_class): Functions removed.
9988 (s390_secondary_reload): New function.
9989 (TARGET_SECONDARY_RELOAD): Target macro defined.
9990 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9991 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9992 * config/s390/s390.md ("reload_outti", "reload_outdi",
9993 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9994 "reload_out<mode>"): Expanders removed.
9995 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9996 "reload<mode>_nonoffmem_out"): Expanders added.
9998 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10000 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10001 action if SRC->DEST replacement failed anyway.
10003 2007-03-28 Mike Stump <mrs@apple.com>
10005 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10006 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10007 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10009 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10011 * config.gcc: Accept barcelona as a variant of amdfam10.
10012 * config/i386/i386.c (override_options): Likewise.
10013 * doc/invoke.texi: Likewise.
10015 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10017 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10018 offsets for BIT_FIELD_REF and COMPONENT_REF.
10020 2007-03-28 Richard Guenther <rguenther@suse.de>
10022 * tree.c (is_global_var): Move ...
10023 * tree-flow-inline.h (is_global_var): ... here.
10024 * tree.h (is_global_var): Remove declaration.
10026 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10028 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10030 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10031 * config/i386/i386.c (ix86_tune_features): Initialize new
10033 * config/i386/predicates.md (promotable_binary_operator): Use
10034 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10036 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10039 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10041 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10043 * config/fr30/fr30.md (movsi_internal): Change destination
10044 constraint from m to V and add m to the end.
10046 2007-03-28 Christian Bruel <christian.bruel@st.com>
10048 * config/sh/sh.md (movsi_i): Fix type attribute.
10050 2007-03-28 Christian Bruel <christian.bruel@st.com>
10052 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10053 (movsf_ie): Likewise.
10055 2007-03-28 Christian Bruel <christian.bruel@st.com>
10057 * config.gcc: Add sh4-300 to multilib.
10058 * config/sh/t-mlib-sh4-300: New file.
10060 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10062 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10063 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10064 fix_trunc<mode>di2.
10065 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10066 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10067 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10068 "fixuns_trunctddi2"): Whitespace fix.
10070 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10072 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10073 the definition of struct sh_args.
10074 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10075 CALL_COOKIE_INT_REG_GET): Likewise.
10077 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10079 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10080 transformations are applied successfully.
10082 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10084 * tree.c (tree_contains_struct): Permit 512 tree codes.
10085 * tree.h (tree_contains_struct): Ditto.
10086 (MAX_TREE_CODES): Ditto.
10087 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10088 SPARE member to store remaining padding bits.
10090 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10092 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10095 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10097 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10098 * configure: Regenerate.
10100 * configure: Regenerate using the correct version of autoconf.
10102 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10104 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10106 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10107 regs to "__SP_L__" and "__SP_H__".
10109 2007-03-27 Richard Guenther <rguenther@suse.de>
10111 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10112 computations with it with a HOST_WIDE_INT variable.
10114 2007-03-26 Mike Stump <mrs@apple.com>
10116 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10117 objective-c-header, objective-c++-header and objc++-cpp-output
10119 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10121 2007-03-26 Richard Henderson <rth@redhat.com>
10124 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10125 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10126 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10127 IX86_BUILTIN_PSRLQ128): New.
10128 (ix86_init_mmx_sse_builtins): Add them.
10129 (ix86_expand_builtin): Expand them.
10130 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10131 operand 2 be TImode.
10132 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10133 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10134 _mm_srli_epi64): Mark __B const.
10135 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10136 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10137 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10138 new two-vector shift builtins.
10140 2007-03-26 Ian Lance Taylor <iant@google.com>
10142 PR tree-optimization/31345
10143 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10144 [+INF, +INF(OVF)] into VARYING.
10146 2007-03-26 Zack Weinberg <zackw@panix.com>
10148 * gengtype-parse.c: New file.
10149 * gengtype-yacc.y: Delete.
10150 * gengtype-lex.l: Don't include gengtype-yacc.h.
10151 Define YY_DECL and yyterminate appropriately for recursive
10152 descent parser. yylval is now a string out-parameter to yylex.
10153 (HWS, EOID): New shorthand.
10154 (IWORD): Add a couple more types.
10155 (yylex): Add a setup stanza. Remove the complex rules for
10156 detecting GTY'ed types and typedefs; replace with simple
10157 keyword detectors. Adjust everything for the changed
10158 definition of yylval. Ignore all pp-directives, not just #define.
10160 (parse_file): Rename yybegin; do not call yyparse.
10162 * gengtype.c (xasprintf): Export again.
10163 (this_file): New. Use everywhere __FILE__ was being used.
10164 (get_lang_bitmap): Special case types defined in gengtype.c.
10165 (do_typedef, new_structure): Suppress definition of certain types.
10166 (new_structure): Improve diagnostics of duplicate definitions.
10167 Make sure location_s is associated with input.h.
10168 (nreverse_pairs, define_location_structures): New functions.
10169 (main): Improve tagging of kludge types. Remove old kludges
10170 for input.h types; use define_location_structures.
10171 * gengtype.h: Update prototypes. Define token codes here.
10172 * Makefile.in: Remove all references to gengtype-yacc.
10173 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10175 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10176 add GTY((skip)) to the field that's only conditionally there.
10177 * doc/install.texi: Document that Bison is no longer required
10178 unless building treelang.
10180 * gengtype.c: Don't include gtyp-gen.h.
10181 (srcdir): Declare here.
10182 (base_files, lang_dir_names): Allocate dynamically.
10183 (gt_files, num_gt_files, num_lang_dirs): New globals.
10184 (measure_input_list, read_input_line, read_input_list)
10185 (set_lang_bitmap): New functions.
10186 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10187 simplify, relying on read_input_list to set up the bitmaps.
10188 (main): Arguments are no longer unused. Check for correct number
10189 of command line arguments, set srcdir and srcdir_len, then call
10190 read_input_list, before doing anything else. No need to worry
10191 about duplicates in main loop.
10192 * configure.ac: Simplify the calculation of all_gtfiles.
10193 Put language tags in there. Don't set or substitute
10194 all_gtfiles_files_langs or all_gtfiles_files_frags.
10195 * Makefile.in: Revamp the way gengtype is invoked, now that it
10196 takes a file on its command line with a much simpler format.
10197 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10198 (GTFILES): Remove duplicates and C source files.
10199 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10200 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10201 * configure: Regenerate.
10203 * gengtype.h: Remove all type definitions to gengtype.c; leave
10204 only definitions of options_p, type_p, and pair_p as opaque
10205 pointers. Update prototypes.
10206 * gengtype.c: Many type definitions moved here from gengtype.h.
10207 Consolidate type definitions at the top of the file.
10208 (xvasprintf): Delete.
10209 (xasprintf): Make static.
10210 (create_nested_pointer_option): Add 'next' parameter.
10211 (create_field_all, create_field_at): New functions.
10212 (create_field): Now a thin wrapper around create_field_all.
10213 (create_optional_field): Rename create_optional_field_ and add
10214 line argument. Original name is now a macro which supplies
10216 (oprintf): Use vsnprintf directly.
10217 (close_output_files): Use fatal rather than perror/exit.
10218 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10219 (main): Set progname. Don't use exit.
10220 * gengtype-yacc.y (struct_fields): Use create_field_at.
10221 (option, optionseqopt): Delete.
10222 (optionseq): Consolidate productions from option here so we
10223 can use the first argument to create_option.
10225 * gengtype-lex.l: Distinguish unions from structures in the
10226 token type. Don't call find_structure; return the tag as a string.
10227 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10228 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10229 string. Reorganize typedef_struct production accordingly.
10230 Use create_nested_ptr_option.
10231 * gengtype.c (create_nested_ptr_option): New function.
10232 * gengtype.h: Declare it.
10234 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10235 (string_type): Don't declare.
10236 (do_scalar_typedef): Declare.
10237 (create_scalar_type): Update prototype.
10238 * gengtype.c (string_type): Make static.
10239 (scalar_nonchar, scalar_char): New.
10240 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10241 (resolve_typedef): Use scalar_nonchar for error recovery.
10242 (create_scalar_type): Remove name_len field. Return scalar_char
10243 or scalar_nonchar as appropriate.
10244 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10245 to use string_type.
10246 (throughout): Use scalar_nonchar instead of calling
10247 create_scalar_type, whenever possible.
10248 (main): Initialize scalar_char and scalar_nonchar before calling
10250 * gengtype-lex.l: Adjust for removal of second argument to
10251 create_scalar_type. Use yylval.s instead of yylval.t when
10253 * gengtype-yacc.y: Type of SCALAR is string. Call
10254 create_scalar_type from type:SCALAR rule. Adjust for removal of
10255 second argument to create_scalar_type.
10257 * vec.h: Remove all #if IN_GENGTYPE blocks.
10258 Add comment saying that changes may require adjustments to gengtype.
10259 * gengtype.c: Don't include coretypes.h or tm.h.
10260 Add comment to inclusion of errors.h.
10261 (note_def_vec, note_def_vec_alloc): New functions.
10262 * gengtype.h: Declare new functions.
10263 * gengtype-lex.l: Don't include coretypes.h.
10264 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10266 (update_lineno): Remove unnecessary prototype.
10267 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10268 (VEC rule): Just return VEC_TOKEN.
10269 * gengtype-yacc.y (VEC_TOKEN): New token type.
10270 (type): Add a production for VEC(a,b).
10271 * Makefile.in: Update dependencies.
10273 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10274 typedefs that use the old PARAMS macro.
10276 * gengtype-lex.l: Remove all rules and states relating to yacc
10278 * gengtype-yacc.y: Similarly.
10279 * gengtype.c (note_yacc_type): Delete function.
10280 * gengtype.h: Update prototypes.
10282 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10284 * tree-pretty-print.c (dump_generic_node): Report precision of
10285 unnamed integer types.
10287 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10289 * ifcvt.c (noce_try_store_flag_constants): Don't check
10290 no_new_pseudos here.
10291 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10292 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10293 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10294 noce_try_sign_mask): Likewise.
10295 (if_convert): Check no_new_pseudos here.
10297 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10299 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10300 (noce_get_condition): Handle new then_else_reversed argument.
10301 (noce_init_if_info): Remove, fold into noce_find_if_block.
10302 (noce_process_if_block): Take a struct noce_if_info as the
10303 argument. Don't set up one based on ce_if_info. Update pointer
10304 references accordingly.
10305 (cond_move_process_if_block): Likewise.
10306 (process_if_block): Removed.
10307 (find_if_block): Removed. Move functionality two new functions,
10308 noce_find_if_block and cond_exec_find_if_block.
10309 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10310 blocks and the symmetric IF-ELSE-JOIN case.
10311 (cond_exec_find_if_block): Also new function mostly based on old
10312 find_if_block and process_if_block.
10313 (find_if_header): Replace find_if_block call with separately
10314 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10315 (find_cond_trap): Update noce_get_condition call.
10316 (dead_or_predicable): Likewise.
10318 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10320 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10322 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10323 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10324 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10325 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10326 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10327 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10328 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10329 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10330 __builtin_ia32_psrad128 builtins.
10332 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10334 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10335 * config/i386/constraints.md
10336 (define_constraint "I"): Use IN_RANGE macro.
10337 (define_constraint "J"): Ditto.
10338 (define_constraint "K"): Ditto.
10339 (define_constraint "M"): Ditto.
10340 (define_constraint "N"): Ditto.
10341 (define_constraint "O"): Ditto.
10342 * config/i386/predicates.md
10343 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10344 (define_predicate "const_0_to_3_operand"): Ditto.
10345 (define_predicate "const_0_to_7_operand"): Ditto.
10346 (define_predicate "const_0_to_15_operand"): Ditto.
10347 (define_predicate "const_0_to_63_operand"): Ditto.
10348 (define_predicate "const_0_to_255_operand"): Ditto.
10349 (define_predicate "const_1_to_31_operand"): Ditto.
10350 (define_predicate "const_2_to_3_operand"): Ditto.
10351 (define_predicate "const_4_to_7_operand"): Ditto.
10353 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10355 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10356 in SImode for save_world.
10357 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10360 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10362 PR tree-optimization/30784
10363 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10366 2007-03-25 Revital Eres <eres@il.ibm.com>
10368 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10369 Fold movement_possibility function into it.
10371 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10373 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10374 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10375 (call_indirect_nonlocal_darwin64): Same.
10376 (call_nonlocal_darwin64): Same.
10377 (call_value_indirect_nonlocal_darwin64): Same.
10378 (call_value_nonlocal_darwin64): Same.
10379 (sibcall_nonlocal_darwin64): Same.
10380 (sibcall_value_nonlocal_darwin64): Same.
10381 (sibcall_symbolic_64): Same.
10382 (sibcall_value_symbolic_64): Same.
10383 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10385 (rs6000_emit_load_toc_table): Same.
10386 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10387 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10389 (divss_call): Same.
10390 (divus_call): Same.
10391 (quoss_call): Same.
10392 (quous_call): Same.
10393 (load_toc_v4_pic_si): Same
10394 (load_toc_v4_PIC_1): Same.
10395 (load_toc_v4_PIC_1b): Same.
10396 (call_indirect_aix{32,64}): Same.
10397 (call_value_indirect_aix{32,64}): Same.
10399 (call_value): Same.
10400 (call_local{32,64}): Same.
10401 (call_value_local{32,64}): Same.
10402 (call_indirect_nonlocal_aix{32,64}): Same.
10403 (call_nonlocal_aix{32,64}): Same.
10404 (call_value_indirect_nonlocal_aix{32,64}): Same.
10405 (call_value_nonlocal_aix{32,64}): Same.
10406 (call_indirect_nonlocal_sysv<mode>): Same.
10407 (call_nonlocal_sysv<mode>): Same.
10408 (call_value_indirect_nonlocal_sysv<mode>): Same.
10409 (call_value_nonlocal_sysv<mode>): Same.
10411 (sibcall_local{32,64}): Same.
10412 (sibcall_value_local{32,64}): Same.
10413 (sibcall_nonlocal_aix{32,64}): Same.
10414 (sibcall_value_nonlocal_aix{32,64}): Same.
10415 (sibcall_nonlocal_sysv<mode>): Same.
10416 (sibcall_value): Same.
10417 (sibcall_value_nonlocal_sysv<mode>): Same.
10419 2007-03-24 Paul Brook <paul@codesourcery.com>
10421 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10422 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10424 2007-03-24 Richard Henderson <rth@redhat.com>
10426 * config/ia64/constraints.md: New file.
10427 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10428 satisfies_constraint_?.
10429 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10430 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10431 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10432 ia64_output_mi_thunk): Likewise.
10433 (ia64_const_ok_for_letter_p): Remove.
10434 (ia64_const_double_ok_for_letter_p): Remove.
10435 (ia64_extra_constraint): Remove.
10436 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10437 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10438 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10439 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10440 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10441 EXTRA_MEMORY_CONSTRAINT): Remove.
10442 * config/ia64/ia64.md: Include constriants.md. Replace
10443 CONST_OK_FOR_? with satisfies_constraint_?.
10445 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10446 H.J. Lu <hongjiu.lu@intel.com>
10448 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10450 (name macros): Use DPD_BID_NAME to convert names properly.
10452 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10453 decimal floating point format.
10454 (init_floating_libfuncs): Change decimal functions so that they
10455 have a "bid_" prefix if the decimal system uses the BID format,
10456 and "dpd_" prefix if the decimal system uses the DPD format.
10457 (init_interclass_conv_libfuncs): Ditto.
10458 (init_intraclass_conv_libfuncs): Ditto.
10460 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10461 using the BID format.
10463 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10464 whether we are using the BID decimal format.
10465 * configure: Regenerate.
10467 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10468 the compiler has decimal floating point enabled. Define
10469 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10472 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10473 using the BID format.
10475 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10476 whether we are using the BID decimal format.
10477 * configure: Regenerate.
10479 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10480 the compiler has decimal floating point enabled. Define
10481 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10484 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10485 options, and that it is enabled for i386/x86_64 systems.
10487 * Makefile.in (enable_decimal_float): New.
10489 (DECNUMINC): Add -I$(DECNUMFMT).
10490 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10491 to $(DECNUMFMT) from $(DECNUM).
10493 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10494 Substitute enable_decimal_float.
10495 * configure: Regenerated.
10498 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10501 * configure.ac: Enable decimal float for x86_64-*-linux*.
10502 * configure: Regenerated.
10505 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10506 decimal128ClearSign to flip and clear the sign bit in decimal128.
10507 (decimal_real_maxval): Set decimal128SetSign to set the sign
10510 2007-03-23 Ian Lance Taylor <iant@google.com>
10512 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10514 2007-03-23 Ian Lance Taylor <iant@google.com>
10516 * tree-dump.c (dump_files): Correct comment.
10518 2007-03-23 Ian Lance Taylor <iant@google.com>
10520 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10522 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10524 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10525 in cfglayout mode. Don't go into and out of cfglayout mode.
10526 Link the blocks in the order of the constructed traces.
10527 (rest_of_handle_tracer): Adjust call to tracer.
10528 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10529 Don't go into cfglayout mode.
10530 (rtl_loop_done): Don't go out of cfglayout mode.
10531 * cfglayout.c (relink_block_chain): New function, split out from...
10532 (fixup_reorder_chain): ...here. Remove redundant checking.
10533 (cfg_layout_finalize): Don't clear the header, footer, and aux
10534 fields here, move the code to do so to relink_block_chain. Likewise
10535 for free_original_copy_tables.
10536 * rtl.h (tracer): Update prototype.
10537 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10538 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10539 mode. Use relink_block_chain to serialize the CFG according to the
10540 new basic block order. Move targetm.cannot_modify_jumps_p check from
10542 (gate_handle_reorder_blocks): ...to here.
10543 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10545 (gate_duplicate_computed_gotos): ...to here.
10546 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10547 something always changes when going into and out of cfglayout mode.
10548 Perform an expensive cfg cleanup while going into cfglayout mode.
10549 Always update liveness information on HAVE_conditional_execution
10550 targets. Reserialize the basic blocks and go out of cfglayout mode.
10551 * reg-stack.c: Include cfglayout.h.
10552 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10553 the call to reorder_basic_blocks.
10554 * basic-block.h (reorder_basic_blocks): Update prototype.
10555 (relink_block_chain): New prototype.
10556 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10558 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10560 * config/mips/mips.md (type, hazard, *movdi_32bit,
10561 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10562 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10563 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10564 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10565 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10567 (movcc): Change first xfer to multi.
10568 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10569 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10570 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10571 config/mips/generic.md: Change reservations using "xfer" to use
10573 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10574 using match_operand.
10575 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10576 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10578 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10580 2007-03-22 Richard Henderson <rth@redhat.com>
10582 * config/i386/i386.c: Remove unnecessary function declarations.
10583 Move targetm definition, and all related macros, to the end of
10584 the file. Resort some functions to put definitions before uses.
10585 (ix86_attribute_table): Make static. Move to end of file.
10586 (ix86_gimplify_va_arg): Make static.
10588 2007-03-22 Richard Henderson <rth@redhat.com>
10590 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10591 don't increase local_regparm with force_align_arg_pointer check.
10592 (ix86_function_sseregparm): Assert 32-bit.
10593 (type_has_variadic_args_p): New.
10594 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10595 type_has_variadic_args_p.
10596 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10597 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10598 use memset instead. Do maybe_vaarg check first; skip attribute
10599 tests if true; skip attribute tests for 64-bit.
10600 (construct_container): Remove TARGET_DEBUG_ARG.
10601 (function_arg_advance_32, function_arg_advance_64): Split out ...
10602 (function_arg_advance): ... from here.
10603 (function_arg_32, function_arg_64): Split out ...
10604 (function_arg): ... from here.
10605 (ix86_pass_by_reference): Tidy.
10606 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10607 (function_value_32): New, from parts of ix86_function_value
10608 and ix86_value_regno.
10609 (function_value_64): New, from parts of ix86_function_value
10610 and ix86_libcall_value.
10611 (ix86_function_value_1): New.
10612 (ix86_function_value, ix86_libcall_value): Use it.
10613 (return_in_memory_32, return_in_memory_64): Split out ...
10614 (ix86_return_in_memory): ... from here.
10615 (ix86_struct_value_rtx): Skip for 64-bit.
10616 (ix86_libcall_value, ix86_value_regno): Remove.
10617 (setup_incoming_varargs_64): Split out ...
10618 (ix86_setup_incoming_varargs): ... from here.
10619 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10620 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10621 * config/i386/i386-protos.h (ix86_function_value): Remove.
10622 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10624 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10627 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10628 infinities not supported, otherwise emit warning if -Woverflow. On
10629 underflow, emit warning if -Woverflow.
10630 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10632 * real.h (real_from_string): Update declaration
10634 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10635 Richard Henderson <rth@redhat.com>
10637 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10638 * calls.c (compute_argument_block_size, expand_call,
10639 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10640 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10641 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10642 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10643 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10644 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10645 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10646 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10649 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10651 * c-incpath.c (add_sysroot_to_chain): New.
10652 (merge_include_chains): Add sysroot argument. Call
10653 add_sysroot_to_chain if sysrooted.
10654 (register_include_chains): Update call to merge_include_chains.
10655 * doc/cppopts.texi: Document use of '=' in include directory
10658 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10661 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10662 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10663 insn pattern using X87MODEF12 mode macro.
10665 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10667 * regmove.c (regmove_optimize): Use reg_mentioned_p
10668 instead of reg_overlap_mentioned_p for DST.
10670 2007-03-21 Mike Stump <mrs@apple.com>
10672 * c.opt: Fixup for Objective-C/C++.
10674 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10676 * explow.c (convert_memory_address): Fold memory reference when
10677 POINTERS_EXTEND_UNSIGNED < 0
10679 2007-03-21 Richard Henderson <rth@redhat.com>
10682 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10683 * config/i386/mmintrin.h (__m64): Likewise.
10684 * config/i386/xmmintrin.h (__m128): Likewise.
10686 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10688 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10689 (VXWORKS_OS_CPP_BUILTINS): Define.
10690 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10691 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10693 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10695 * rtl.h (constant_pool_reference_p): Delete.
10696 (find_constant_src): Declare.
10697 * rtlanal.c (find_constant_src): New function.
10698 * simplify-rtx.c (constant_pool_reference_p): Delete.
10699 * config/i386/i386.md: Use find_constant_src instead of
10700 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10702 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10704 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10705 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10707 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10709 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10710 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10711 (arm_elf_asm_constructor): Use it.
10712 (arm_elf_asm_destructor): New function.
10714 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10716 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10718 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10720 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10722 2007-03-19 Andrew Haley <aph@redhat.com>
10724 PR tree-optimization/31264
10725 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10726 VIEW_CONVERT_EXPRs.
10728 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10730 PR rtl-optimization/30907
10731 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10732 (fwprop_init): Always call loop_optimizer_initialize.
10733 (fwprop_done): Always call loop_optimizer_finalize.
10734 (fwprop): We always have loop info now.
10735 (gate_fwprop_addr): Remove.
10736 (pass_fwprop_addr): Use gate_fwprop as gate.
10738 PR rtl-optimization/30841
10739 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10740 df_chain_alloc): Call df_reorganize_refs unconditionally.
10741 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10742 refs_organized to refs_organized_size.
10743 (df_ref_create_structure): Use refs_organized_size instead of
10744 bitmap_size if refs had been organized, and keep refs_organized_size
10746 * df.h (struct df_ref_info): Change refs_organized to
10747 refs_organized_size.
10748 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10751 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10753 * except.c (output_function_exception_table): Do not reference the
10754 EH personality routine for functions that do not require an
10757 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10760 * c-typeck.c (convert_for_assignment): Call comptypes for
10761 RECORD_TYPE or UNION_TYPE.
10763 PR inline-asm/30505
10764 * reload1.c (reload): Do invalid ASM checking after
10765 cleanup_subreg_operands.
10767 2007-03-19 Jeff Law <law@redhat.com>
10769 * tree-cfg.c (find_taken_edge): Tighten conditions for
10770 optimizing computed gotos.
10772 2007-03-19 Michael Matz <matz@suse.de>
10774 * builtins.c (expand_builtin_sync_operation,
10775 expand_builtin_compare_and_swap,
10776 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10779 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10780 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10783 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10785 * doc/tm.texi: Add brackets around the return type of
10786 TARGET_SECONDARY_RELOAD.
10788 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10789 Richard Guenther <rguenther@suse.de>
10791 PR tree-optimization/31254
10792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10793 Use handled_component_p () where appropriate. Continue
10794 propagating into the rhs if we propagated into an INDIRECT_REF
10797 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10799 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10800 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10801 (xde, xdee): Mode attributes adjusted to support DFP modes.
10802 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10803 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10804 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10805 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10806 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10807 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10808 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10810 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10811 "movsf"): Insn definitions removed.
10812 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10813 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10814 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10816 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10817 "reload_in<mode>", "reload_out<mode>"): Expander added.
10818 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10821 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10823 * config/s390/s390.md: Only non-functional changes. Renamed
10824 FPR mode macro to BFP all over the file.
10826 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10828 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10829 (op_type attribute): RRF instruction type added.
10830 (fT0): New mode attribute.
10831 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10832 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10833 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10834 instruction no secondary memory is needed when moving DFmode values
10835 between GPRs and FPRs.
10837 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10839 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10840 inverted and documentation adjusted.
10841 ("mhard-dfp", "msoft-dfp"): New options.
10842 * config/s390/s390.c (s390_handle_arch_option): New architecture
10844 (override_options): Sanity checks for the new options added.
10845 * config.gcc: New architecture switch: z9-ec.
10846 * config/s390/s390.h (processor_flags): PF_DFP added.
10847 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10848 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10849 when the bit is NOT set so remove it from the defaults.
10851 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10853 * genemit.c (main): Print include statement for dfp.h.
10854 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10857 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10859 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10861 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10864 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10865 instead of PATTERN.
10867 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10869 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10870 attr_length_call, output_call, output_indirect_call): Cleanup
10871 formatting of targetm calls.
10873 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10875 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10877 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10879 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10880 reservation, bypass and anti-bypass descriptions for these
10881 instructions. Update move patterns.
10882 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10885 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10887 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10888 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10889 (get_initial_def_for_reduction): Likewise.
10891 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10893 Fix PR tree-optimization/29922
10894 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10895 (get_representative): Removed.
10896 (value_dies_in_block_x): Update for rvuse removal.
10897 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10898 (compute_antic_aux): Handle when PHI nodes appear in
10899 non-single-successors.
10900 (dump_bitmap_of_names): Removed.
10901 (compute_antic_safe): Renamed and removed rvuse calculation.
10902 Calculate only antic safe.
10903 (insert_into_preds_of_block): Remove assert.
10904 (execute_pre): Update for renamed functions.
10905 (defer_or_phi_translate_block): New function.
10907 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10909 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10910 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10912 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10913 Follow spelling conventions.
10915 * tree-data-ref.h: Remove the prototype for analyze_array.
10917 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10919 PR tree-optimization/31041
10920 * tree-vect-transform.c (get_initial_def_for_induction): Call
10921 force_gimple_operand.
10923 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10925 * ipa-type-escape.c (look_for_casts) : Revert code to use
10926 handled_component_p due to ada test a-numaux.adb.
10928 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10930 * final.c (final_scan_insn): Alter the condition of a
10931 conditional trap if we have nonstandard CC.
10933 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10935 * configure.ac: Remove excess quoting from asm line 0 test.
10936 * configure: Rebuilt.
10938 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10940 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10941 * c-common.c (convert_and_check): Move warning logic to...
10942 (warnings_for_convert_and_check): ...here. Define.
10943 * c-common.h (warnings_for_convert_and_check): Declare.
10945 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10947 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10948 (output_call): Likewise.
10950 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10952 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10954 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10956 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10958 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10960 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10961 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10963 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10965 PR tree-optimization/31183
10966 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10967 Use double_int instead of unsigned int for representing access_strides.
10968 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10970 2007-03-16 Richard Guenther <rguenther@suse.de>
10972 PR tree-optimization/31146
10973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10974 to allow recursion of forward_propagate_addr_expr.
10975 (forward_propagate_addr_into_variable_array_index): Likewise.
10976 (forward_propagate_addr_expr): Likewise.
10977 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10978 (forward_propagate_addr_expr_1): Recurse on simple copies
10979 instead of propagating into them. Do so for useless conversions
10981 (forward_propagate_addr_expr): Clean up unused statements after
10984 2007-03-16 Richard Guenther <rguenther@suse.de>
10986 * builtins.c (expand_builtin_cexpi): Use the right argument
10987 for the expansion via cexp.
10989 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10991 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10992 * configure: Rebuilt.
10994 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10997 * dwarf2out.c (force_type_die): Adjust comment.
10998 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11000 2007-03-15 DJ Delorie <dj@redhat.com>
11002 * config/frv/predicates.md (minmax_operator): Don't check operands
11005 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11007 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11008 Update constant estimates of number of iterations.
11009 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11010 argument renamed to "realistic".
11011 (compute_estimated_nb_iterations): Removed.
11012 (record_niter_bound): New function.
11013 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11014 call record_nonwrapping_iv with upper = false.
11015 (infer_loop_bounds_from_signedness): Pass upper argument to
11016 record_nonwrapping_iv.
11017 (estimate_numbers_of_iterations_loop): Do not call
11018 compute_estimated_nb_iterations. Record estimate based on profile
11019 information. Initialize the constant estimates of number of
11021 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11023 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11024 number of iterations is too small.
11025 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11026 (EST_NOT_AVAILABLE): Removed.
11027 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11028 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11031 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11033 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11034 Handle NE_EXPR guards.
11036 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11039 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11040 Set also -pedantic-errors by default for the preprocessor unless
11041 -fpermissive is given.
11043 2007-03-15 Richard Guenther <rguenther@suse.de>
11045 PR middle-end/29719
11046 PR middle-end/31161
11047 * builtins.c (expand_builtin_cexpi): As a fallback if we
11048 don't have builtins for sincos or cexp create a function
11049 declaration for cexp and expand to a call to that.
11050 (expand_builtin_int_roundingfn): Always fall
11051 back to floor/ceil and its variants even if they may be
11054 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11056 PR middle-end/31159
11057 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11058 jump tables, move the call to delete_dead_jumptables from here...
11059 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11060 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11061 don't allow merging of blocks that try_redirect_by_replacing_jump
11062 also does not handle when not optimizing.
11064 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11065 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11067 * config/i386/i386.md (x86_sahf_1): Correctly handle
11070 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11073 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11074 x86_64_general_operand as operand[2] predicate. Remove "iF"
11075 from operand constraints and use "e" constraint instead.
11076 (*subti3_1, *subti3_1 splitter): Ditto.
11077 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11078 operand[1] predicate.
11080 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11082 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11083 arrays, multiply the access strides by the size of the sub-array.
11084 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11086 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11088 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11089 the configured assembler supports the sahf mnemonic.
11090 * configure: Regenerate.
11091 * config.in: Regenerate.
11093 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11094 emit "sahf" or ".byte\t0x9e" as asm template.
11096 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11099 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11100 option to replace hard coded TARGET_xxx in md file.
11101 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11102 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11103 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11104 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11105 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11106 (X86_TUNE_NOT_VECTORMODE): Ditto.
11107 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11108 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11109 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11110 (TUNE_SLOW_IMUL_IMM8): Ditto.
11111 (TUNE_MOVE_M1_VIA_OR): Ditto.
11112 (TUNE_NOT_UNPAIRABLE): Ditto.
11113 (TUNE_NOT_VECTORMODE): Ditto.
11115 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11118 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11119 tuning options instead of hard coded TARGET_xxx.
11120 (fix ssemode peephole2's): Ditto.
11121 (imul peephole2's): Ditto.
11123 (movdi_or_rex64): Ditto.
11124 (move peephole2): Ditto.
11125 (not peephole2's): Ditto.
11127 2007-03-14 Dirk Mueller <dmueller@suse.de>
11129 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11130 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11131 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11133 * c-parser.c (c_parser_do_statement): Warn about empty body in
11134 do/while statement.
11135 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11136 * doc/invoke.texi (-Wempty-body): Update documentation.
11138 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11141 * c-common.h (warn_for_div_by_zero): Declare.
11142 * c-common.c (warn_for_div_by_zero): Define.
11143 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11146 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11148 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11149 to PREFIX and STANDARD_PREFIX.
11151 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11152 Phil Edwards <phil@codesourcery.com>
11154 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11155 (__gthread_once_t): Remove busy field for RTPs.
11156 (__GTHREAD_ONCE_INIT): Update accordingly.
11158 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11160 * doc/invoke.texi: Document VxWorks options.
11162 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11164 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11166 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11168 PR tree-optimization/30590
11169 * tree-nrv.c (tree_nrv): Check for the partial update of the
11172 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11174 * flags.h (flag_random_seed): Remove declaration, in favor of...
11175 * toplev.h (get_random_seed, set_random_seed): ... these.
11176 * tree.c (get_file_function_name): Use the former.
11177 * opts.c (common_handle_option): Use the latter.
11180 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11182 PR middle-end/31127
11183 * cse.c (cse_find_path): Do not bail out if a basic block that
11184 we already visited now becomes part of a path that starts at a
11185 different basic block. Just disallow this, to make sure we
11186 visit each basic block at most once.
11188 2007-03-13 Jan Hubicka <jh@suse.cz>
11190 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11191 attributes, when profile esitmate is present, calls with very low
11192 frequency are cold.
11194 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11196 PR tree-optimization/30730
11197 PR tree-optimization/26900
11198 * tree-ssa-loop-niter.c: Include gmp.h.
11199 (bounds): New type.
11200 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11201 split_to_var_and_offset, determine_value_range,
11202 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11203 bound_difference, bounds_add, bounds_negate,
11204 number_of_iterations_ne_max, dump_affine_iv): New functions.
11205 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11206 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11207 difference of initial and final value of control iv to validate
11209 (number_of_iterations_cond): Add loop parameter. Determine bounds
11210 on the difference of the extremes of the control iv. Add dumps.
11211 (expand_simple_operations): Handle phi nodes.
11212 (simplify_using_initial_conditions): Do not record used conditions.
11213 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11214 Do not set additional_info.
11215 (implies_nonnegative_p, implies_ge_p): Removed.
11216 (derive_constant_upper_bound): Do not use parameter `additional'.
11217 (record_estimate): Parameter `additional' removed. Parameter
11218 `i_bound' added. Do not call derive_constant_upper_bound.
11219 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11220 bound the number of iterations estimate.
11221 (estimate_numbers_of_iterations_loop): Pass the estimate from
11222 the number of iterations analysis to record_estimate.
11223 * tree.h (multiple_of_p): Declare.
11224 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11225 (scev_const_prop): Do not check expression_expensive_p.
11226 * fold-const.c (multiple_of_p): Exported.
11227 * double-int.c (double_int_mask): Exported.
11228 * double-int.h (double_int_mask): Declare.
11229 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11230 field. Added max field.
11232 2007-03-13 David Taylor <taylor@candd.org>
11235 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11238 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11241 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11242 two unamed patterns.
11244 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/i386.opt (mcx16, msahf): New options.
11247 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11248 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11250 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11251 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11252 Output -mcx16 and -msahf options when corresponding bit is set.
11254 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11255 and -msahf options.
11257 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11259 * configure.ac: Test for assembler tolerance to # 0 "".
11260 * configure, config.in: Rebuilt.
11261 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11263 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11265 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11267 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11268 (handle_syscall): Handle direct system calls.
11269 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11271 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11273 * doc/invoke.texi: Fix cpp.info cross-reference.
11274 * doc/passes.texi: Fix gcc.info cross-reference.
11276 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11278 PR tree-optimization/30835
11279 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11280 bb_for_stmt is not NULL before accessing it.
11282 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11284 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11287 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11290 * doc/install.texi: Document --enable-stage1-languages
11292 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11294 * tree-pass.h (pass_into_cfg_layout_mode,
11295 pass_outof_cfg_layout_mode): Declare.
11296 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11297 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11298 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11299 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11301 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11303 * c-decl.c (warn_variable_length_array): New function.
11304 Refactored from grokdeclarator to handle warn_vla
11305 and handle unnamed array case.
11306 (grokdeclarator): Refactored VLA warning case.
11307 * c.opt (Wvla): New flag.
11308 * doc/invoke.texi (Wvla): New warning.
11310 2007-03-12 Richard Henderson <rth@redhat.com>
11312 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11313 (TARGET_SECTION_TYPE_FLAGS): New.
11315 2007-03-12 Richard Henderson <rth@redhat.com>
11317 * config/darwin.c (machopic_reloc_rw_mask): New.
11318 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11319 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11321 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11323 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11324 * cppdefault.h (cpp_PREFIX): Document.
11325 (cpp_PREFIX_len): Likewise.
11326 (cpp_EXEC_PREFIX): New variable.
11327 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11328 * c-incpath.c (add_standard_paths): Correct logic for relocating
11329 paths within prefix.
11331 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11333 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11334 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11336 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11337 fix_truncdfdi_sse using SSEMODEF mode macro.
11338 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11339 fix_truncdfsi_sse using SSEMODEF mode macro.
11340 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11341 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11343 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11345 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11346 elfos.h to tm_file.
11348 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11350 * tree.h : Add multiple_of_p declaration.
11351 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11352 * ipa-type-escape.c (results_of_malloc): Redundant.
11353 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11354 (cast_type): Extended with new members.
11355 (check_cast): Returns cast_type.
11356 (cast): New structure for data of walk_use_def_chains.
11357 (is_malloc_result, is_cast_from_non_pointer_1,
11358 is_cast_from_non_pointer,
11359 is_array_access_through_pointer_and_index): New functions.
11360 (look_for_casts): Returns cast types.
11361 (check_call): Returns void.
11362 (okay_pointer_operation): Use support of pointer plus index,
11363 pointer plus constant and allow all multiplications.
11365 2007-03-11 Richard Guenther <rguenther@suse.de>
11367 PR tree-optimization/31115
11368 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11369 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11370 A shift count of zero is not special as with *_DIV_EXPR.
11371 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11374 2007-03-11 Ian Lance Taylor <iant@google.com>
11376 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11377 the *_DIV_EXPR codes correctly with overflow infinities.
11379 2007-03-11 Ira Rosen <irar@il.ibm.com>
11381 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11382 indicate success/failure of the analysis. Add negation to subtrahend
11383 in case of subtraction. Fail if both operands contain constants.
11384 (create_data_ref): Fail if analyze_offset fails.
11386 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11388 * config/i386/i386.md (frndintxf2): Rename to ...
11389 (rintxf2): ... this. Remove expander having same name.
11390 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11391 (roundsf2, rounddf2): Ditto.
11392 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11393 (lround<mode>di2, lround<mode>si2): Ditto.
11395 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11397 * lower-subreg.c: Include except.h.
11398 (decompose_multiword_subregs): Verify that the only control flow
11399 insns we can split are loads to multi-words pseudos.
11400 Handle breaking such blocks after splitting, instead of calling
11401 find_many_sub_basic_blocks.
11403 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11404 on the new basic block. Add a lengthy comment explaining why we
11405 thought this was necessary.
11406 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11408 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11411 * tree.c (walk_type_fields): Recurse into the element type of
11412 ARRAY_TYPEs if there is a pointer set.
11414 2007-03-10 Dirk Mueller <dmueller@suse.de>
11416 * c-common.c (warn_logical_operator): Fix condition.
11418 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11420 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11422 * config/darwin.c (machopic_select_section): Remove superfluous
11423 argument in call to categorize_decl_for_section. Remove unused
11426 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11428 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11430 * configure: Regenerate.
11432 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11435 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11436 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11437 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11438 Add LABEL_NUSES to emitted label.
11439 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11440 branch probability value to emitted jump insn.
11441 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11442 Do not check life information and do not re-arrange input operands
11443 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11445 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11447 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11448 the change of decode_asm_operands.
11450 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11452 * mode-switching.c (create_pre_exit): Skip blockage insn.
11454 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11456 * tree-pass.h (TODO_update_smt_usage): Remove.
11458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11462 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11464 * pa.c (attr_length_call): Revise condition for long
11465 pc-relative branch.
11466 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11467 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11468 sequence on SOM target.
11470 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11472 * gcc.c: Document %{, in big comment at top.
11473 (input_suffix_matches): Remove special handling for .s and
11475 (input_spec_matches): New.
11476 (handle_braces): Handle %{,.
11477 (validate_switches): ',' indicates a value which is not a switch.
11478 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11479 to detect assembler input.
11480 * config/i386/sol2.h (CPP_SPEC): Likewise.
11481 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11482 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11483 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11484 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11485 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11486 -m64 causes deployment target to default to 10.5.
11487 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11489 2007-03-09 Richard Henderson <rth@redhat.com>
11492 * target.h (targetm.asm.out.reloc_rw_mask): New.
11493 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11494 (TARGET_ASM_OUT): Use it.
11495 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11496 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11497 use the new reloc_rw_mask target hook instead.
11498 (default_section_type_flags_1): Merge into...
11499 (default_section_type_flags): ... here.
11500 (decl_readonly_section_1): Merge into...
11501 (decl_readonly_section): ... here.
11502 (default_elf_select_section_1): Merge into...
11503 (default_elf_select_section): ... here.
11504 (default_unique_section_1): Merge into...
11505 (default_unique_section): ... here.
11506 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11507 (default_select_rtx_section): Use it.
11508 (default_elf_select_rtx_section): Likewise.
11509 * output.h: Update to match.
11510 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11511 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11512 (TARGET_ASM_RELOC_RW_MASK): New.
11513 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11514 to categorize_decl_for_section.
11515 (x86_64_elf_unique_section): Likewise.
11516 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11517 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11518 (TARGET_ASM_RELOC_RW_MASK): New.
11519 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11520 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11521 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11522 (TARGET_RWRELOC): Remove.
11523 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11524 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11525 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11526 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11527 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11528 (rs6000_xcoff_select_section): Use decl_readonly_section.
11529 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11530 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11531 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11532 (TARGET_SECTION_TYPE_FLAGS): Remove.
11533 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11535 2007-03-09 Roger Sayle <roger@eyesopen.com>
11537 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11538 complex constant equality/inequality comparisons for here.
11539 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11540 known at compile-time or can be simplified to a scalar comparison.
11541 (fold_relational_const): Move compile-time evaluation of complex
11542 constant equality/inequality comparisons to here.
11544 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11546 PR rtl-optimization/30643
11547 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11549 (fold_rtx): Recurse, like before 2006-11-03.
11551 2007-03-09 DJ Delorie <dj@redhat.com>
11553 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11556 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11558 PR tree-optimization/30375
11559 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11560 LHS of statements is not the same.
11561 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11563 2007-03-09 Chao-ying Fu <fu@mips.com>
11565 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11567 * doc/invoke.texi (-mdspr2): Document new option.
11568 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11569 New unspec for DSP REV 2.
11570 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11571 these instructions are extended in DSP REV 2.
11572 (mips-dspr2.md): Include.
11573 * config/mips/mips.opt (mdspr2): New option.
11574 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11575 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11576 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11577 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11578 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11579 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11580 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11582 (bdesc_map): Add one field of unsupported_target_flags.
11583 (bdesc_arrays): Update entries to have extra fields. Add
11585 (mips_init_builtins): Initialize new function types.
11586 Check unsupported_target_fileds to filter out builtins.
11587 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11589 (ASM_SPEC): Pass mdspr2 to the assembler.
11590 * config/mips/mips-dspr2.md: New file.
11592 2007-03-09 Sa Liu <saliu@de.ibm.com>
11594 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11596 2007-03-09 Ian Lance Taylor <iant@google.com>
11598 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11599 argument) like -Wstrict-overflow=2.
11600 * doc/invoke.texi (Warning Options): Update documentation.
11602 2007-03-09 Dirk Mueller <dmueller@suse.de>
11605 * doc/invoke.texi (-Wlogical-op): Document.
11606 * common.opt (-Wlogical-op): New.
11607 * c-common.h (warn_logical_operator): Declare.
11608 * c-common.c (warn_logical_operator): Define.
11609 * c-typeck.c (parser_build_binary_op): Call
11610 warn_logical_operator.
11612 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11614 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11615 * final.c (final_scan_insn): Test for non-"" file name.
11617 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11619 * doc/loop.texi: Document the Omega linear constraints solver.
11620 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11621 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11622 omega-hash-table-size, omega-max-keys, and
11623 omega-eliminate-redundant-constraints.
11624 * tree-pass.h (pass_check_data_deps): Declared.
11627 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11628 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11629 pass_check_data_deps): New.
11630 * tree-data-ref.c (init_data_ref): Remove declaration.
11631 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11632 (analyze_array): Renamed init_array_ref, move up initializations.
11633 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11634 Removed arguments that are set to NULL.
11635 (analyze_indirect_ref): Correct indentation, correct call to
11637 (object_analysis): Call init_array_ref instead of analyze_array.
11638 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11639 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11640 of DR_ACCESS_FNS_ADDR.
11641 (init_omega_eq_with_af, omega_extract_distance_vectors,
11642 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11643 ddr_consistent_p): New.
11644 (compute_affine_dependence): Check consistency of ddrs when
11645 flag_check_data_deps is passed.
11646 (analyze_all_data_dependences): Uncomment.
11647 (tree_check_data_deps): New.
11648 * tree-data-ref.h: Include omega.h.
11649 (DR_ACCESS_FNS_ADDR): Removed.
11650 (data_dependence_relation): Add inner_loop.
11651 (DDR_INNER_LOOP): New.
11652 * common.opt (fcheck-data-deps): New.
11653 * tree-flow.h (tree_check_data_deps): Declare.
11654 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11655 (OBJS-common): Depend on omega.o.
11657 * passes.c (pass_check_data_deps): Scheduled.
11658 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11659 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11660 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11661 PARAM_VECT_MAX_VERSION_CHECKS,
11662 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11664 2007-03-09 Richard Guenther <rguenther@suse.de>
11666 PR tree-optimization/30904
11667 PR middle-end/31058
11668 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11669 the same way as *_DIV_EXPR.
11671 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11673 * recog.c (decode_asm_operands): No mixed declarations and code.
11675 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11677 * rtl.def (ASM_INPUT): Add location.
11678 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11679 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11680 (decode_asm_operands): Add loc operand.
11681 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11682 * stmt.c (expand_asm): Rename to...
11683 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11684 gen_rtx_ASM_INPUT_loc.
11685 (expand_asm_expr): Adjust.
11686 * recog.c (decode_asm_operands): Add loc operand.
11687 (check_asm_operands, extract_insn): Adjust.
11688 * reload1.c (maybe_fix_stack_asms): Likewise.
11689 * final.c (asm_insn_count): Likewise.
11690 (final_scan_insn): Output # line before and after asm.
11692 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11694 * tree-ssa-structalias.c (variable_info): Remove
11696 (new_var_info): Ditto.
11697 (shared_bitmap_info_t): New structure.
11698 (shared_bitmap_table): New variable.
11699 (shared_bitmap_hash): New function.
11700 (shared_bitmap_eq): Ditto
11701 (shared_bitmap_lookup): Ditto.
11702 (shared_bitmap_add): Ditto.
11703 (merge_smts_into): Change to take bitmap directly.
11704 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11705 (init_alias_vars): Init shared bitmap hashtable.
11706 (delete_points_to_sets): Delete shared bitmap hashtable.
11707 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11708 is_aliased removal as a change that was still necessary was
11711 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.h (override_options): Conditionally disable
11714 x86_sahf for 64bit targets only.
11716 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11719 * c-decl.c (merge_decls): Don't call make_var_volatile.
11720 * varasm.c (make_var_volatile): Remove.
11721 * output.h (make_var_volatile): Remove.
11723 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11725 PR tree-optimization/31085
11726 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11728 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11730 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11731 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11732 ATTR_CONST_NOTHROW_LIST.
11734 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11737 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11739 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11741 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11744 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11746 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11747 passed, use shared libgcc.
11749 2007-03-08 Roger Sayle <roger@eyesopen.com>
11751 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11752 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11753 (honor_protect_cleanup_actions, lower_try_finally_switch):
11755 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11756 ifc_temp_var): Likewise.
11757 * tree-inline.c (setup_one_parameter): Likewise.
11758 * tree-mudflap.c (mf_decl_cache_locals,
11759 mf_build_check_statement_for): Likewise.
11760 * tree-nested.c (init_tmp_var, save_tmp_var,
11761 finalize_nesting_tree_1): Likewise.
11762 * tree-outof-ssa.c (insert_copy_on_edge,
11763 insert_backedge_copies): Likewise.
11764 * tree-profile.c (tree_gen_edge_profiler,
11765 tree_gen_ic_profiler): Likewise.
11766 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11767 * tree-sra.c (sra_build_assignment): Likewise.
11768 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11769 * tree-ssa-math-opts.c (insert_reciprocals,
11770 execute_cse_sincos_1): Likewise.
11771 * tree-tailcall.c (adjust_accumulator_values,
11772 adjust_return_value): Likewise.
11773 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11774 * tree-vect-transform.c (vect_create_data_ref_ptr,
11775 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11776 vect_create_epilog_for_reduction, vectorizable_reduction,
11777 vectorizable_call, vectorizable_conversion,
11778 vectorizable_assignment, vectorizable_operation,
11779 vectorizable_type_demotion, vect_gen_widened_results_half,
11780 vect_permute_store_chain, vectorizable_store,
11781 vect_setup_realignment, vect_permute_load_chain,
11782 vectorizable_load, vectorizable_condition,
11783 vect_create_cond_for_align_checks): Likewise.
11784 * tree-vrp.c (build_assert_expr_for): Likewise.
11786 2007-03-08 Ian Lance Taylor <iant@google.com>
11788 * tree-vrp.c: Include "intl.h".
11789 (usable_range_p): New static function.
11790 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11791 overflowed values, juts set *strict_overflow_p.
11792 (compare_values): Only return -2 if one of the operands is not a
11794 (compare_ranges): Call usable_range_p.
11795 (compare_range_with_value): Likewise.
11796 (vrp_evaluate_conditional_warnv): Rename from
11797 vrp_evaluate_conditional. Make static. Change all callers.
11798 (vrp_evaluate_conditional): New function.
11799 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11800 on signed overflow.
11801 (simplify_abs_using_ranges): Likewise.
11802 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11803 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11804 within_stmt parameter.
11805 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11806 vrp_evaluate_conditional.
11807 * tree-ssa-threadedge.c
11808 (record_temporary_equivalences_from_stmts_at_dest): Change
11809 simplify parameter to take a second tree parameter.
11810 (simplify_control_stmt_condition): Likewise.
11811 (thread_across_edge): Likewise.
11812 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11813 (thread_across_edge): Likewise.
11814 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11816 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11818 * config/i386/i386.h (TARGET_SAHF): New define.
11819 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11820 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11821 (x86_sahf): New global variable.
11822 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11823 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11824 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11825 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11827 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11828 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11829 when expanding fcomi/sahf based tests.
11830 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11831 expanding sahf based alternative. Emit sahf based sequence when
11832 optimizing for code size.
11833 * config/i386/i386.md (x86_sahf_1): Do not disable for
11834 TARGET_64BIT, enable for TARGET_SAHF.
11836 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11838 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11839 spurious whitespace from error message.
11841 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11844 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11846 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11848 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11850 * tree-sra.c (instantiate_element): Propagate disabled warnings
11851 from the element itself to the created variable.
11853 2007-03-07 Richard Henderson <rth@redhat.com>
11856 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11857 silently fix up the stack in the case of a missing register.
11859 2007-03-07 Paul Brook <paul@codesourcery.com>
11861 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11863 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11865 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11867 (phase1_vrs): Use them.
11868 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11869 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11870 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11871 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11872 __gnu_Unwind_Restore_WMMXC if required.
11873 (_Unwind_VRS_Pop): Implement iWMMXt support.
11874 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11875 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11876 gnu_Unwind_Save_WMMXC): Define.
11878 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11880 * config/vxworks.h (vxworks_override_options): Declare.
11881 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11882 * config/vxworks.c: Include target.h and toplev.h.
11883 (vxworks_override_options): New function.
11884 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11886 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11888 * config/s390/s390.c (override_options): Don't emit an error when
11889 -mstack-size is used without providing -mstack-guard.
11890 (s390_emit_prologue): Choose stack_guard value automatically if not
11891 provided via command line.
11892 * doc/invoke.texi: Adjust description of -mstack-guard and
11895 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11897 * config/i386/i386.c (output_set_got): Add a GOT initialization
11898 sequence for VxWorks PIC.
11899 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11900 around labels as well as symbols. Use gotoff_operand instead
11901 of local_symbolic_operand.
11902 (legitimize_pic_address): Use gotoff_operand instead of
11903 local_symbolic_operand. Use @GOT accesses for labels as
11905 (ix86_output_addr_diff_elt): Use PC-relative rather than
11906 GP-relative offsets for VxWorks PIC.
11907 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11908 no_new_pseudos. Check whether the returned register is op0.
11909 * config/i386/i386.md (tablejump): Use PC-relative rather than
11910 GP-relative offsets for VxWorks PIC.
11911 * config/i386/predicates.md (gotoff_operand): New predicate.
11913 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11915 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11917 * config/vxworks-dummy.h: New file.
11918 * config/i386/i386.h: Include it.
11920 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11922 * dwarf2out.c (is_inlined_entry_point): New
11923 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11924 DW_AT_ranges if the first subblock is the entry point.
11926 2007-03-06 David Daney <ddaney@avtrex.com>
11928 * doc/install.texi (mips-*-*): Change recommended binutils
11931 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11933 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11934 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11936 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11939 2007-03-06 Jan Hubicka <jh@suse.cz>
11941 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11942 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11944 (probably_cold_bb_p): Cold functions are cold.
11945 (probably_never_executed_bb_p): Cold functions are cold.
11946 (tree_bb_level_predictions): Predict calls to cold functions as not
11948 (compute_function_frequency): Check hot/cold attributes.
11949 * function.h (function_frequency): Update comments.
11950 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11951 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11952 (c_common_att): Add cold and hot.
11954 * doc/extend.texi (hot,cold attributes): Document.
11956 2007-03-06 Andrew Haley <aph@redhat.com>
11958 * function.c (expand_function_end): Move blockage to just after we
11959 emit the label for the naked return from the function.
11961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11963 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11966 2007-03-06 Jan Hubicka <jh@suse.cz>
11968 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11969 loaded for constant large models. Non-large 64bit PIC can do.
11970 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11971 * cmodel.h: Add LARGE PIC.
11972 * i386.md (UNSPEC_PLTOFF): New.
11973 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11975 (*call_1_rex64): Disable for large models.
11976 (*call_1_rex64_large): New.
11977 (*call_value_1_rex64): Disable for large models.
11978 (*call_value_1_rex64_large): New.
11979 (set_rip_rex4): New.
11980 (set_got_offset_rex64): New.
11981 * predicates.md (constant_call_address_operand): For large model
11982 constant calls are not possible.
11983 * i386-protos.h (construct_plt_address): Declare.
11984 * i386.c (override_options): Accept large models.
11985 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11986 (legitimate_constant_p): Add new UNSPECs.
11987 (legitimate_pic_operand_p): Likewise.
11988 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11989 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11991 (output_pic_addr_const): Add PLTOFF.
11992 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11993 (ix86_expand_move): Legitimize pic address when in PIC mode.
11994 (construct_plt_address): New function.
11995 (ix86_expand_call): Offload the address to register and use GOT
11996 pointer for large model.
11997 * invoke.texi (mcmodel=large): Update documentation.
11999 2007-03-06 Richard Henderson <rth@redhat.com>
12001 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12002 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12003 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12004 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12005 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12006 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12007 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12008 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12009 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12010 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12011 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12012 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12013 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12014 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12015 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12016 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12017 x86_schedule, x86_use_bt, x86_pad_returns,
12018 x86_use_xchgb): Merge into ...
12019 (ix86_tune_features): ... here. New array.
12020 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12021 x86_bswap): Merge into ...
12022 (ix86_arch_features): ... here. New array.
12023 (x86_3dnow_a): Remove.
12024 (x86_accumulate_outgoing_args): Make static.
12025 (x86_arch_always_fancy_math_387): Make static.
12026 (ix86_tune_mask, ix86_arch_mask): Move ...
12027 (override_options): ... to local variables here. Apply the
12028 appropriate mask to each element of ix86_arch_features and
12029 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12030 as were done in the old macros.
12031 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12032 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12033 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12034 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12035 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12036 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12037 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12038 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12039 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12040 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12041 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12042 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12043 x86_accumulate_outgoing_args, x86_prologue_using_move,
12044 x86_epilogue_using_move, x86_decompose_lea,
12045 x86_arch_always_fancy_math_387, x86_shift1,
12046 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12047 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12048 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12049 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12050 x86_use_incdec, x86_pad_returns, x86_bswap,
12051 x86_partial_flag_reg_stall): Remove.
12052 (enum ix86_tune_indices): New.
12053 (ix86_tune_features): New.
12054 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12055 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12056 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12057 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12058 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12059 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12060 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12061 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12062 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12063 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12064 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12065 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12066 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12067 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12068 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12069 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12070 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12071 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12072 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12073 TARGET_EXT_80387_CONSTANTS): Use it.
12074 (enum ix86_arch_indices): New.
12075 (ix86_arch_features): New.
12076 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12077 TARGET_BSWAP): Use it.
12078 (ix86_tune_mask, ix86_arch_mask): Remove.
12080 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12083 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12084 Define using $${sysroot_headers_suffix}.
12085 * configure: Regenerate.
12086 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12087 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12089 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12090 * gcc.c (print_sysroot_headers_suffix): New.
12091 (option_map): Include --print-sysroot-headers-suffix.
12092 (display_help): Mention -print-sysroot-headers-suffix.
12093 (process_command): Handle -print-sysroot-headers-suffix.
12094 (do_spec_1): Append multilib directory to include-fixed path if
12095 sysroot suffixes in use.
12096 (main): Handle -print-sysroot-headers-suffix.
12097 * Makefile.in (start.encap): Don't depend on xlimits.h
12098 (xlimits.h): Remove.
12099 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12100 limits.h for each multilib in fixinc_list.
12101 (fixinc_list, s-fixinc_list): New.
12102 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12103 generate them for each multilib in fixinc_list.
12104 (stmp-fixproto): Use include-fixed. Run fixproto for each
12105 multilib in fixinc_list.
12106 (mostlyclean): Don't remove xlimits.h.
12107 (clean): Remove include-fixed.
12108 (real-install-headers-tar, real-install-headers-cpio,
12109 real-install-headers-cp): Don't copy include, only include-fixed.
12110 (install-mkheaders): Depend on fixinc_list. Don't depend on
12111 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12112 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12113 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12115 2007-03-06 Jan Hubicka <jh@suse.cz>
12117 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12122 * configure.ac: Allow tm_file to contain build-directory files.
12123 * configure: Regenerate.
12124 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12125 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12126 * config/m68k/print-sysroot-suffix.sh: New file.
12128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12130 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12131 of pic_offset_table_rtx if reload_completed.
12132 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12133 PIC_OFFSET_TABLE_REGNUM.
12134 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12136 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12137 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12141 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12142 functions that call eh_return.
12144 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12146 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12147 functions that need a constant pool.
12149 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12152 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12153 (m68k_preferred_reload_class): Likewise.
12154 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12155 (SECONDARY_RELOAD_CLASS): Define.
12156 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12157 (LIMIT_RELOAD_CLASS): Delete.
12158 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12159 registers from storing bytes.
12160 (m68k_secondary_reload_class): New function.
12161 (m68k_preferred_reload_class): Likewise.
12163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12165 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12167 (m68k_expand_prologue): Likewise.
12169 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12171 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12172 (mips_expand_epilogue): Add a bool parameter.
12173 (m68k_legitimize_sibcall_address): Declare.
12174 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12175 (m68k_expand_epilogue): Add a parameter to select between sibling
12176 and normal epilogues. Only generate a return for the latter.
12177 (m68k_ok_for_sibcall_p): New function.
12178 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12179 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12180 (sibcall_value, *sibcall_value): Likewise.
12181 (*call, *call_value): Require !SIBLING_CALL_P.
12182 (epilogue): Update call to m68k_expand_epilogue.
12183 (sibcall_epilogue): New pattern.
12184 * config/m68k/predicates.md (const_call_operand): Say that this
12185 predicate applies to sibling calls too.
12186 (sibcall_operand): New predicate.
12188 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12190 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12191 alternatives as movsi_cf.
12192 (movsf_cf_hard): Add commentary.
12194 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12195 Richard Sandiford <richard@codesourcery.com>
12197 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12198 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12199 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12200 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12201 as being live on exit from an interrupt function.
12202 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12203 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12204 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12205 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12206 (m68k_interrupt_function_p): Globalize.
12207 (m68k_compute_frame_layout): Remove reverse mask code.
12208 (m68k_emit_movem, m68k_set_frame_related): New functions.
12209 (m68k_output_function_prologue): Delete in favor of...
12210 (m68k_expand_prologue): ...this new function.
12211 (m68k_output_function_epilogue): Delete in favor of...
12212 (m68k_expand_epilogue): ...this new function.
12213 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12215 (print_operand): Handle %?.
12216 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12217 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12218 (prologue, epilogue): New patterns.
12219 (return): Turn into a define_expand.
12220 (*return): New pattern, derived from old "return" pattern. Use rte
12221 rather than rts for interrupt functions. Only use rtd if the pop
12223 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12224 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12225 (link, *link, unlink, *unlink, load_got): Likewise.
12227 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12231 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12232 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12233 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12234 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12235 and m68k_matches_u_p.
12236 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12237 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12238 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12239 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12240 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12241 (REG_STRICT_P): New macro.
12242 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12243 PCREL_GENERAL_OPERAND_OK.
12244 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12245 m68k_legitimate_base_reg_p.
12246 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12247 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12248 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12249 * config/m68k/m68k.c (m68k_address): New structure.
12250 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12251 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12252 (m68k_jump_table_ref_p, m68k_decompose_address)
12253 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12254 (m68k_matches_u_p): New functions.
12255 (print_operand_address): Rewrite to use m68k_decompose_index.
12257 2007-03-05 David Taylor <dtaylor@emc.com>
12259 * gcc.c: Correct copyright date in --version output.
12261 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12263 * pa.md: In unamed move patterns, disparge copies between general
12264 and floating point registers using '?' modifier. Don't include 'f'
12265 constraint for register preferences in DImode, SImode, HImode and
12266 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12267 Remove constraints for copies between general and floating registers
12268 in soft-float DFmode pattern.
12269 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12273 2007-03-05 Mike Stump <mrs@apple.com>
12275 * c-common.c (targetcm): Add.
12276 * c-opts.c (c_common_handle_option): Handle language specific
12278 * opts.c (handle_option): Verify language for target options, if
12280 * opth-gen.awk: Add CL_LANG_ALL.
12281 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12282 (TARGETCM_INITIALIZER): Add.
12283 * target.h (struct gcc_targetcm): Add.
12285 * targhooks.c (default_handle_c_option): Add.
12286 * targhooks.h (default_handle_c_option): Add.
12287 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12289 * config/darwin.opt (iframework): Add.
12290 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12291 * config/darwin-c.c (handle_c_option): Add.
12292 (TARGET_HANDLE_C_OPTION): Add.
12294 * doc/invoke.texi (Darwin Options): Add -iframework.
12296 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12298 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12301 2007-03-05 Ian Lance Taylor <iant@google.com>
12303 * c.opt (fgnu89-inline): New option.
12304 * c-opts.c (c_common_post_options): Set default value for
12306 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12307 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12309 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12310 (grokdeclarator, start_function): Likewise.
12311 * c-cppbuiltin.c (c_cpp_builtins): Define either
12312 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12313 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12314 (C Dialect Options): Document -fgnu89-inline.
12315 * doc/extend.texi (Function Attributes): Explain what the
12316 gnu_inline attribute does.
12317 * doc/cpp.texi (Common Predefined Macros): Document
12318 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12320 2007-03-05 Ian Lance Taylor <iant@google.com>
12322 PR tree-optimization/31034
12323 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12324 half-range if the other side is an overflow infinity.
12326 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12328 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12329 (bfin*-linux-uclibc*): New configuration.
12330 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12332 * config/bfin/linux.h: New file.
12333 * config/bfin/libgcc-bfin.ver: New file.
12334 * config/bfin/t-bfin-uclinux: New file.
12335 * config/bfin/t-bfin-linux: New file.
12336 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12337 (TARGET_OS_CPP_BUILTINS): New macro.
12339 2007-03-05 Richard Guenther <rguenther@suse.de>
12341 * fold-const.c (fold_binary): Remove duplicate folding
12342 of comparison of non-null ADDR_EXPR against null.
12344 2007-03-05 Richard Guenther <rguenther@suse.de>
12345 Dorit Nuzman <dorit@il.ibm.com>
12347 PR tree-optimization/26420
12348 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12349 are no loops in the function. Only print the number of
12350 vectorized loops if it is greater than zero or we are supposed
12351 to print information about unvectorized loops.
12353 2007-03-05 Revital Eres <eres@il.ibm.com>
12355 * gcc.dg/var-expand1.c: New test.
12356 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12357 when an accumulator is expanded.
12359 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12362 * c-common.c (convert_and_check): Don't give warnings for
12363 conversion if 'expr' already overflowed.
12365 2007-03-04 Roger Sayle <roger@eyesopen.com>
12367 PR middle-end/30744
12368 * fold-const.c (fold_comparison): Enforce type consistency when
12369 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12371 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12373 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12374 containing a cast to the base of TARGET_MEM_REF.
12376 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12378 * tree.c (tree_contains_struct_check_failed): Remove spurious
12379 whitespace from error message.
12381 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12384 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12385 instead of precision.
12387 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12388 Nathan Sidwell <nathan@codesourcery.com>
12390 * emit-rtl.c (find_auto_inc): New.
12391 (try_split): recreate REG_INC notes,
12392 Use regular for loops rather than whiles.
12394 2007-03-03 Andreas Schwab <schwab@suse.de>
12396 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12397 * configure: Regenerate.
12399 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12401 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12402 flag_rounding_math, not flag_unsafe_math_optimizations.
12404 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12406 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12407 alpha_fold_vector_minmax): Likewise.
12408 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12409 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12411 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12413 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12414 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12415 if the lhs has side-effects.
12416 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12418 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12420 * config/i386/i386.h (TUNEMASK): Remove define.
12421 (ARCHMASK): Remove define.
12422 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12423 Use ix86_arch_mask variable instead of ARCHMASK.
12424 * config/i386/i386.c (override_options): Ditto.
12425 (standard_80387_constant_p): Ditto.
12427 2007-03-02 Ian Lance Taylor <iant@google.com>
12429 Used signed infinities in VRP.
12430 * tree-vrp.c (uses_overflow_infinity): New static function.
12431 (supports_overflow_infinity): New static function.
12432 (make_overflow_infinity): New static function.
12433 (negative_overflow_infinity): New static function.
12434 (positive_overflow_infinity): New static function.
12435 (is_negative_overflow_infinity): New static function.
12436 (is_positive_overflow_infinity): New static function.
12437 (is_overflow_infinity): New static function.
12438 (overflow_infinity_range_p): New static function.
12439 (compare_values_warnv): New function split out of compare_values.
12440 (compare_value): Call it.
12441 (set_value_range_to_nonnegative): Add overflow_infinity
12442 parameter. Change caller.
12443 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12445 (vrp_expr_computes_nonzero): Likewise.
12446 (compare_ranges, compare_range_with_value): Likewise.
12447 (compare_name_with_value, compare_names): Likewise.
12448 (vrp_evaluate_conditional): Likewise.
12449 (set_value_range): Handle infinity
12450 (vrp_operand_equal_p, operand_less_p): Likewise.
12451 (extract_range_from_assert): Likewise.
12452 (vrp_int_const_binop): Likewise.
12453 (extract_range_from_binary_expr): Likewise.
12454 (extract_range_from_unary_expr): Likewise.
12455 (extract_range_from_comparison): Likewise.
12456 (extract_range_from_expr): Likewise.
12457 (dump_value_range): Likewise.
12458 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12459 (test_for_singularity): Likewise.
12460 (vrp_int_const_binop): Remove inline qualifier.
12461 (adjust_range_with_scev): Add comment.
12462 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12464 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12466 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12467 (get_constraint_for): Likewise.
12468 (do_structure_copy): Likewise.
12469 (find_func_aliases): Fix references to MODIFY_EXPR.
12470 (intra_create_variable_infos): Tidy.
12471 * tree-ssa-operands.c (add_virtual_operand): Add argument
12473 When adding members of alias sets, if IS_CALL_SITE is true and
12474 the symbol is not call-clobbered, skip it.
12475 Adjust all callers.
12477 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12479 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12480 entry by means of emit_insn_at_entry.
12482 2007-03-02 Richard Henderson <rth@redhat.com>
12484 * expr.h (promoted_input_arg): Remove decl.
12485 * function.c (promoted_input_arg): Merge into ...
12486 * combine.c (setup_incoming_promotions): ... only caller.
12487 Rearrange to avoid double loop.
12489 2007-03-02 Ben Elliston <bje@au.ibm.com>
12490 Peter Bergner <bergner@vnet.ibm.com>
12491 Janis Johnson <janis187@us.ibm.com>
12493 * config/rs6000/dfp.md: New file.
12494 * config/rs6000/rs6000.md: Include dfp.md.
12495 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12496 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12497 and TDmode decimal float modes in FP registers.
12498 (num_insns_constant): Likewise.
12499 (rs6000_legitimate_offset_address_p): Likewise.
12500 (rs6000_legitimize_address): Likewise.
12501 (rs6000_legitimize_reload_address): Likewise.
12502 (rs6000_legitimate_address): Likewise.
12503 (rs6000_emit_move): Likewise.
12504 (function_arg_boundary): Likewise.
12505 (function_arg_advance): Likewise.
12506 (rs6000_darwin64_record_arg_recurse): Likewise.
12507 (function_arg): Likewise.
12508 (rs6000_gimplify_va_arg): Likewise.
12509 (rs6000_split_multireg_move): Likewise.
12510 (rs6000_output_function_epilogue): Likewise.
12511 (rs6000_output_function_epilogue): Likewise.
12512 (rs6000_register_move_cost): Likewise.
12513 (rs6000_function_value): Likewise.
12514 (rs6000_libcall_value): Likewise.
12516 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12518 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12520 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12522 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12523 Use $MULTIDIR to choose between the kernel and RTP headers,
12524 and use $WIND_BASE and $WIND_USR to locate them.
12526 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12528 * config/i386/i386.c (override_options): Put initialization of
12529 ix86_tune_mask and ix86_arch_mask to the correct place.
12531 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12532 Michael Meissner <michael.meissner@amd.com>
12535 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12536 (ARCHMASK): Define.
12537 (TARGET_CMOVE): Use ARCHMASK.
12538 (TARGET_CMPXCHG): Ditto.
12539 (TARGET_CMPXCHG8B): Ditto.
12540 (TARGET_XADD): Ditto.
12541 (TARGET_BSWAP): Ditto.
12542 * config/i386/i386.c (ix86_tune_mask): New global variable.
12543 (ix86_arch_mask): Ditto.
12544 (override_options): Initialize ix86_tune_mask and
12545 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12548 2007-03-02 Ben Elliston <bje@au.ibm.com>
12551 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12553 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12555 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12556 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12557 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12558 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12560 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12561 rs6000_init_dwarf_reg_sizes_extra): New.
12562 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12563 SPE register high parts.
12565 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12567 * Makefile.in: Add install-pdf target as
12568 copied from automake v1.10 rules.
12569 * configure.ac: Add install-pdf to target list.
12570 * configure: Regenerate.
12572 2007-03-01 Paul Brook <paul@codesourcery.com>
12574 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12575 modes to LDRD for DImode.
12576 (output_move_double): Fixup out of range ldrd/strd.
12577 (vfp_secondary_reload_class): Rename...
12578 (coproc_secondary_reload_class): ... to this. Add wb argument.
12579 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12580 coproc_secondary_reload_class for CLASS_IWMMXT.
12581 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12582 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12584 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12586 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12587 unroll factor by the estimated number of iterations.
12588 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12589 than prefetch latency.
12591 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12592 decode_caches_intel, detect_caches_intel): New functions.
12593 (host_detect_local_cpu): Use detect_caches_amd and
12594 detect_caches_intel.
12596 2007-03-01 Richard Henderson <rth@redhat.com>
12598 * expr.c (emit_move_complex_push): Export.
12599 (emit_move_complex_parts): Split out from ...
12600 (emit_move_complex): ... here.
12601 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12602 * config/i386/i386.md (movcdi): New.
12604 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12606 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12607 size of mode1 to check for tieable modes in MMX case.
12609 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12611 * Makefile.in (rtlanal.o): Depend on tree.h.
12612 * rtl.h (offset_within_section_p, split_const): Declare.
12613 * rtlanal.c: Include tree.h.
12614 (offset_within_block_p): New function, taken from
12615 mips_offset_within_object_p.
12616 (split_const): New function, taken from mips_split_const.
12617 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12619 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12620 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12621 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12622 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12623 (m68k_illegitimate_symbolic_constant_p): New function.
12624 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12625 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12626 symbolic constant that might be outside the symbol's section,
12627 move the symbol first and then add the offset.
12628 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12630 * config/mips/mips.c (mips_split_const): Delete.
12631 (mips_offset_within_object_p): Delete.
12632 (mips_symbolic_constant_p): Use offset_within_section_p and
12633 split_const instead of mips_offset_within_object_p and
12635 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12636 (mips_legitimize_const_move, print_operand_reloc)
12637 (mips_dangerous_for_la25_p): Use split_const instead of
12640 2007-02-28 Eric Christopher <echristo@apple.com>
12642 * Makefile.in (install-include-dir): Don't rm -rf include.
12644 2007-02-28 Richard Guenther <rguenther@suse.de>
12646 PR middle-end/30364
12647 * fold-const.c (fold_binary): Do not associate expressions
12648 with more than one variable for integer types that do not wrap.
12650 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12652 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12653 Delete, and replace with...
12654 (fold_builtin_call_array): This. Update callers to use it.
12655 * fold-const.c (fold_build_call_list): Delete, and replace with...
12656 (fold_build_call_array): This.
12657 (fold_build_call_list_initializer): Delete, and replace with...
12658 (fold_build_call_array_initializer): This.
12659 * tree.h: Update declarations to reflect above changes.
12661 * c-typeck.c (build_function_call): Store converted arguments
12662 in a stack-allocated array instead of building a list.
12663 (convert_arguments): Store arguments in the array passed in as an
12664 argument, and return the actual number of arguments.
12665 * c-format.c: (check_function_format): Pass arguments in an
12666 array instead of a list.
12667 * c-common.c (check_function_nonnull): Likewise.
12668 (check_function_sentinel): Likewise.
12669 (check_function_arguments): Likewise.
12670 * c-common.h: Update declarations to reflect above changes.
12672 2007-02-28 Jan Hubicka <jh@suse.cz>
12674 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12675 PRED_NEGATIVE_RETURN): Update outcomes.
12677 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12679 * calls.c (emit_library_call_value_1): Handle partial registers
12680 correctly when building up CALL_INSN_FUNCTION_USAGE.
12682 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12684 * pa/predicates.md (move_src_operand): Allow zero for mode.
12685 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12688 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12691 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12692 *movv2df_internal): Enable pattern only for valid operand
12694 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12695 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12697 2007-02-27 Mike Stump <mrs@apple.com>
12699 * config/darwin-crt3.c: Avoid compilation when compiling for a
12702 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12704 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12706 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12707 for fixed headers and limits.h.
12708 (install-include-dir, install-headers-tar, install-headers-cpio,
12709 install-headers-cp, real-install-headers-tar,
12710 real-install-headers-cpio, real-install-headers-cp): Handle
12711 include-fixed as well as include.
12712 (install-mkheaders): Don't install files that go only in include
12714 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12715 from GCC_INCLUDE_DIR.
12716 * gcc.c (process_command): Remove special -BstageN/ handling.
12717 (do_spec_1): Add include-fixed directories.
12719 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12721 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12723 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12725 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12728 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12730 * c-common.c (get_priority): Add check for
12731 SUPPORTS_INIT_PRIORITY.
12733 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12735 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12737 * config/bfin/bfin.c: Include "cfglayout.h".
12738 (MAX_LSETUP_DISTANCE): New macro.
12739 (struct loop_info): New members incoming, incoming_src and
12740 incoming_dest. Delete member predecessor.
12741 (length_for_loop): New function.
12742 (bfin_optimize_loop): Handle more different loop structures.
12743 (bfin_discover_loop): Rework detection of predecessor blocks by
12744 examining incoming edges.
12745 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12747 (bfin_reorder_loops): New function.
12748 (bfin_reorg_loops): Use these three new functions.
12750 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12751 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12752 (CONSTRAINT_LEN): Add entry for 'q'.
12753 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12754 Add 'q' constraints.
12755 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12756 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12758 * config/bfin/bfin.md (add_with_carry): New pattern.
12759 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12760 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12761 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12762 support unsigned multiplies too. Removed incorrect commutativity from
12763 operand 1 constraint where appropriate.
12764 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12766 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12767 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12769 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12770 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12771 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12772 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12773 usmulhisi_hh_huh): New patterns.
12775 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12776 lshifthi3): Fix output template to use half reg for operand 2.
12778 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12781 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12783 2007-02-27 Andreas Schwab <schwab@suse.de>
12785 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12787 2007-02-27 Jan Hubicka <jh@suse.cz>
12789 * predict.c (last_basic_block_p): Remove.
12790 (tree_estimate_probability): Update return heuristic for commonized
12793 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12795 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12797 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12799 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12800 * doc/cpp.texi: Standardize title page.
12801 * doc/cppinternals.texi: Likewise.
12802 * doc/gcc.texi: Standardize title page, remove version number
12803 from copyright page.
12804 * doc/gccint.texi: Likewise.
12805 * doc/install.texi: Standardize title page, add table of
12808 2007-02-26 Jan Hubicka <jh@suse.cz>
12810 * predict.def: Set outcomes according to more recent results.
12811 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12812 Remove dead predictors.
12813 * predict.c (return_prediction): Fix pasto.
12815 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12817 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12818 change; avoid a memory leak when returning early.
12820 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12822 * c-decl.c (static_ctors): Move to c-common.c.
12823 (static_dtors): Likewise.
12824 (finish_function): Use c_record_cdtor_fn.
12825 (build_cdtor): Move to c-common.c.
12826 (c_write_global_declarations): Use c_build_cdtor_fns.
12827 * c-common.h (static_ctors): Declare.
12828 (static_dtors): Likewise.
12829 (c_record_cdtor_fn): Likewise.
12830 (c_build_cdtor_fns): Likewise.
12831 * c-common.c (static_ctors): New variable.
12832 (static_dtors): Likewise.
12833 (c_record_cdtor_fn): New function.
12834 (build_cdtor): Move from c-decl.c
12835 (c_build_cdtor_fns): New function.
12837 * output.h (assemble_addr_to_section): Declare.
12838 (get_cdtor_priority_section): Likewise.
12839 * varasm.c (assemble_addr_to_section): New function.
12840 (get_cdtor_priority_section): Likewise.
12841 (default_named_section_asm_out_destructor): Use them.
12842 (destor_dtor_section_asm_out_destructor): Likewise.
12843 (default_named_section_asm_out_constructor): Likewise.
12844 (default_ctor_section_asm_out_constructor): Likewise.
12845 * config.gcc (*-*-vxworks*): Include vxworks.o.
12846 * config/t-vxworks (vxworks.o): New target.
12847 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12848 (TARGET_ASM_CONSTRUCTOR): Define.
12849 (TARGET_ASM_DESTRUCTOR): Likewise.
12850 (vxworks_asm_out_constructor): Declare.
12851 (vxworks_asm_out_destructor): Likewise.
12853 * c-common.c (get_priority): Check that we have not just an
12854 INTEGER_CST, but an integer constant with integeral type.
12856 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12858 PR tree-optimization/30938
12859 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12860 use &dt[nargs-1] instead of &dt[nargs] in the call to
12861 vect_is_simple_use().
12863 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12865 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12866 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12867 Do not attempt to handle MEM inside auto-inc expressions.
12868 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12869 of a register modified by an auto-inc expression. However, do handle
12870 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12871 (elimination_effects): Prohibit elimination of a register modified
12872 by an auto-inc expression. Disable register elimination rules whose
12873 target register is modified by an auto-inc expression with variable
12876 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12878 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12880 (array_at_struct_end_p): New function.
12881 (idx_infer_loop_bounds): Use it.
12882 (estimate_numbers_of_iterations_loop): Export.
12883 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12884 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12885 (tree_estimate_probability): Call record_loop_exits.
12886 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12887 (estimated_loop_iterations, estimated_loop_iterations_int,
12888 estimated_loop_iterations_tree): New functions.
12889 (analyze_siv_subscript_cst_affine,
12890 compute_overlap_steps_for_affine_1_2,
12891 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12892 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12893 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12894 (PRED_LOOP_ITERATIONS_GUESSED): New.
12895 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12896 * cfgloop.h (estimate_numbers_of_iterations_loop,
12897 estimated_loop_iterations_int): Declare.
12899 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12901 * doc/extend.texi: Document optional priority argument to
12902 constructors and destructors.
12903 * tree.c (init_priority_for_decl): Adjust GTY markers.
12904 (init_ttree): Use priority-info hash functions for
12905 init_priority_for_decl.
12906 (tree_map_eq): Rename to ...
12907 (tree_map_base_eq): ... this.
12908 (tree_map_marked_p): Rename to ...
12909 (tree_map_base_marked_p): ... this.
12910 (tree_map_base_hash): New function.
12911 (decl_init_priority_lookup): Rework.
12912 (decl_fini_priority_lookup): New function.
12913 (decl_priority_info): New function.
12914 (decl_init_priority_insert): Use it.
12915 (decl_fini_priority_insert): Likewise.
12916 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12918 (decl_restrict_base_insert): Likewise.
12919 (decl_debug_expr_insert): Likewise.
12920 (decl_value_expr_lookup): Likewise.
12921 (decl_value_expr_insert): Likewise.
12922 * tree.h (priority_type): New type.
12923 (decl_init_priority_lookup): Use priority_type.
12924 (decl_fini_priority_lookup): New function.
12925 (decl_init_priority_insert): Use priority_type.
12926 (decl_fini_priority_insert): New function.
12927 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12928 (DECL_INIT_PRIORITY): Likewise.
12929 (SET_DECL_INIT_PRIORITY): Add comment.
12930 (DECL_FINI_PRIORITY): New macro.
12931 (SET_DECL_FINI_PRIORITY): Likewise.
12932 (DEFAULT_INIT_PRIORITY): Document.
12933 (MAX_INIT_PRIORITY): Likewise.
12934 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12935 (tree_map_base): New type.
12936 (tree_map_base_eq): New function.
12937 (tree_map_base_hash): Likewise.
12938 (tree_map_base_marked_p): Likewise.
12939 (tree_map): Inherit from tree_map_base.
12940 (tree_map_eq): Make it a macro.
12941 (tree_map_marked_p): Likewise.
12942 (tree_int_map): Inherit from tree_map_base.
12943 (tree_int_map_eq): Make it a macro.
12944 (tree_int_map_hash): Likewise.
12945 (tree_int_map_marked_p): Likewise.
12946 (tree_priority_map): New type.
12947 (tree_priority_map_eq): New macro.
12948 (tree_priority_map_hash): Likewise.
12949 (tree_priority_map_marked_p): Likewise.
12950 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12952 (emutls_common_1): Likewise.
12953 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12954 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12955 of tree_map hierarchy.
12956 * tree-cfg.c (move_stmt_r): Likewise.
12957 (new_label_mapper): Likewise.
12958 * c-tree.h (c_expand_body): Move to ...
12959 * c-common.h (c_expand_body): ... here.
12960 * c-decl.c (c_expand_body): Move to ...
12961 * c-common.c (c_expand_body): ... here.
12962 (c_common_attribute_table): Allow 1 argument for the constructor
12963 and destructor attributes.
12964 (get_priority): New function.
12965 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12966 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12968 2007-02-24 Jan Hubicka <jh@suse.cz>
12970 PR middle-end/30509
12971 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12972 copying for inlining.
12974 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12975 Jan Hubicka <jh@suse.cz>
12978 * i386.c (counter_mode): New function.
12979 (expand_set_or_movmem_via_loop): Use it.
12980 (expand_movmem_epilogue): Likewise; fix pasto.
12981 (ix86_expand_movmem): Do emit guard even for constant counts.
12982 (ix86_expand_setmem): Likewise.
12984 2007-02-25 Nick Clifton <nickc@redhat.com>
12986 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12987 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12989 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12992 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12993 count argument with 0x10, not with 0x16.
12994 (expand_setmem_epilogue): Ditto.
12996 2007-02-24 Mike Stump <mrs@apple.com>
12998 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13001 2007-02-24 Richard Guenther <rguenther@suse.de>
13003 PR middle-end/30951
13004 * fold-const.c (fold_binary): Fold x +- CST op x for
13005 EQ_EXPR and NE_EXPR.
13007 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13009 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13011 2007-02-24 Jan Hubicka <jh@suse.cz>
13013 * cgraphunit.c (decide_is_function_needed): Honor
13014 -fkeep-inline-functions.
13016 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13018 * builtins.c (fold_builtin_modf): New.
13019 (fold_builtin_2): Use it.
13021 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13023 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13024 (determine_max_iter): Take additional LOOP arg; all callers changed.
13025 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13026 one using simplifications.
13027 (simplify_using_initial_values): Return if the expression becomes
13028 invalid due to altered regs.
13030 2007-02-23 DJ Delorie <dj@redhat.com>
13032 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13034 2007-02-23 Mike Stump <mrs@apple.com>
13036 * tlink.c (scan_linker_output): Parse linker messages from
13037 darwin9's linker better.
13039 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13042 * varpool.c (varpool_assemble_pending_decls): Set
13043 varpool_last_needed_node to null.
13045 2007-02-23 DJ Delorie <dj@redhat.com>
13047 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13048 alignment bigger than the object file can handle.
13050 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13053 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13054 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13055 (*movsf_1): Penalize MMX moves.
13057 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13059 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13060 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13062 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13064 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13066 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13067 (fold_builtin_1): Use them.
13068 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13069 BUILT_IN_SIGNIFICAND.
13071 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13073 * config/i386/i386.c (bdesc_1arg): Initialize
13074 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13075 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13076 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13077 and IX86_BUILTIN_MOVSLDUP.
13079 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13081 PR rtl-optimization/30841
13082 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13084 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 * builtins.c (fold_builtin_frexp): New.
13087 (fold_builtin_2): Use it.
13089 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13091 * doc/invoke.texi (Spec Files): Document getenv spec function.
13093 * gcc.c (getenv_spec_function): New function.
13094 (static_spec_functions): Add it.
13095 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13096 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13099 2007-02-22 Michael Matz <matz@suse.de
13102 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13103 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13105 2007-02-22 Ian Lance Taylor <iant@google.com>
13108 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13109 (mem_loc_descriptor): Call it.
13111 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13112 Ira Rosen <irar@il.ibm.com>
13114 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13116 2007-02-22 Ira Rosen <irar@il.ibm.com>
13118 PR tree-optimization/30843
13119 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13120 stores only after all the group is vectorized.
13122 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13124 PR tree-optimization/30858
13125 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13126 in the reduction cycle have a single use in the loop.
13127 * tree-vectorizer.h (relevant): Add documentation.
13129 2007-02-20 Mike Stump <mrs@apple.com>
13131 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13132 * configure: Regenerate.
13134 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13136 Change the defaults of some parameters and options.
13137 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13138 * config/spu/spu.c (spu_optimization_options): Add.
13139 (spu_override_options): Change params in spu_optimization_options.
13140 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13142 Register 127 is only 16 byte aligned when used as a frame pointer.
13143 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13144 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13145 HARD_FRAME_POINTER_REGNUM.
13146 (spu_legitimate_address): Use regno_aligned_for_reload.
13147 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13148 aligned when frame_pointer_needed is true.
13149 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13151 * config/spu/spu.h (INIT_EXPANDERS): Define.
13153 Make sure shift and rotate instructions have valid immediate operands.
13154 * config/spu/predicates.md (spu_shift_operand): Remove.
13155 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13156 * config/spu/constraints.md (W, O): Extend range.
13157 * config/spu/spu.md (umask, nmask): Define.
13158 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13159 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13160 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13161 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13162 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13163 (lshr<mode>3_reg): Fix rtl description.
13165 Make sure mulhisi immediate operands are valid.
13166 * config/spu/predicates.md (imm_K_operand): Add.
13167 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13169 Generate constants using fsmbi and andi.
13170 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13171 (print_operand, spu_split_immediate, classify_immediate,
13172 fsmbi_const_p): Handle IC_FSMBI2.
13174 Correctly handle a CONST_VECTOR containing symbols.
13175 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13176 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13177 (immediate_load_p): Allow symbols that use 2 instructions to create.
13178 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13179 with symbols when flag_pic is set.
13180 (const_vector_immediate_p): New.
13181 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13182 accept a CONST_VECTOR with symbols.
13183 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13184 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13186 * config/spu/spu.md (high, low): Delete.
13187 (low_<mode>): Define.
13189 Remove INTRmode and INTR_REGNUM, which didn't work.
13190 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13192 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13193 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13194 peephole2 pattern): Don't use INTR or 131.
13195 (movintrcc): Delete.
13196 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13197 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13198 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13199 (UNSPEC_SET_INTR): Add.
13200 * config/spu/spu-modes.def (INTR): Remove.
13202 More accurate warnings about run-time relocations.
13203 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13205 Correctly warn about immediate arguments to specific intrinsics.
13206 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13207 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13208 the instruction predicate.
13210 Fix tree check errors with latest update.
13211 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13213 (spu_expand_builtin): Use CALL_EXPR_FN.
13215 Add missing specific intrinsics.
13216 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13218 * config/spu/spu_internals.h: Ditto.
13220 Fix incorrect operand modifiers.
13221 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13222 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13224 Optimize one case of zero_extend of a vec_select.
13225 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13227 Accept any immediate for hbr.
13228 * config/spu/spu.md (hbr): Change s constraints to i.
13230 2007-02-21 Paul Brook <paul@codesourcery.com>
13232 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13233 condexec_count when skipping USE and CLOBBER.
13235 2007-02-21 Nick Clifton <nickc@redhat.com>
13237 * common.opt (Warray-bounds): Add Warning attribute.
13238 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13240 (fsized-zeroes): Add Optimization attribute.
13241 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13242 * c.opt (Wc++0x-compat): Add Warning attribute.
13244 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13246 PR middle-end/30761
13247 * reload1.c (eliminate_regs_in_insn): In the single_set special
13248 case, attempt to re-recognize the insn before falling back to
13249 having reload fix it up.
13251 2007-02-20 Eric Christopher <echristo@gmail.com>
13253 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13254 Rewrite accordingly.
13255 (frv_read_iacc_argument): Ditto.
13256 (frv_expand_set_builtin): Take a call instead of arglist, update for
13258 (frv_expand_unop_builtin): Ditto.
13259 (frv_expand_binop_builtin): Ditto.
13260 (frv_expand_cut_builtin): Ditto.
13261 (frv_expand_binopimm_builtin): Ditto.
13262 (frv_expand_voidbinop_builtin): Ditto.
13263 (frv_expand_int_void2arg): Ditto.
13264 (frv_expand_prefetches): Ditto.
13265 (frv_expand_voidtriop_builtin): Ditto.
13266 (frv_expand_voidaccop_builtin): Ditto.
13267 (frv_expand_load_builtin): Ditto.
13268 (frv_expand_store_builtin): Ditto.
13269 (frv_expand_mdpackh_builtin): Ditto.
13270 (frv_expand_mclracc_builtin): Ditto.
13271 (frv_expand_mrdacc_builtin): Ditto.
13272 (frv_expand_mwtacc_builtin): Ditto.
13273 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13276 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13278 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13279 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13281 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13282 point instructions.
13283 * configure: Regenerate.
13284 * config.in: Regenerate.
13285 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13286 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13287 masks to power6 and power6x and to POWERPC_MASKS.
13288 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13290 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13291 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13292 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13293 Access PROTOTYPE as variable, not mask.
13295 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13297 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13298 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13299 * combine.c (adjust_for_new_dest): Use it.
13300 * postreload.c (reload_combine): Likewise.
13302 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13304 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13305 notes on an insn with multiple sets, even if single_set returns
13306 non-NULL for that insn.
13308 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13310 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13311 scalbn and scalbln.
13313 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13315 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13316 if user didn't pass it.
13317 * config/i386/darwin.h (CC1_SPEC): Likewise.
13318 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13319 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13320 -mmacosx-version-min.
13322 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13323 Uros Bizjak <ubizjak@gmail.com>
13325 * optabs.h (enum optab_index): Add new OTI_scalb.
13326 (scalb_optab): Define corresponding macro.
13327 * optabs.c (init_optabs): Initialize scalb_optab.
13328 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13330 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13331 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13332 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13333 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13334 flag_unsafe_math_optimizations is set.
13336 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13337 to implement scalbf, scalb and scalbl built-ins as inline x87
13340 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13341 DJ Delorie <dj@redhat.com>
13344 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13345 (diagnostic_report_diagnostic): ... here, and turn them into real
13346 errors. If warnings are inhibited, no need to do anything.
13348 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13350 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13351 better code generation.
13353 2007-02-20 Ben Elliston <bje@au.ibm.com>
13355 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13357 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13359 * config/alpha/alpha.c, config/alpha/alpha.md,
13360 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13361 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13362 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13363 config/arm/lib1funcs.asm: Follow spelling conventions.
13365 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13366 config/fr30/fr30.md, config/i386/i386.h,
13367 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13368 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13369 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13370 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13371 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13372 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13373 config/sparc/sparc.c, config/sparc/sparc.h,
13374 config/sparc/sparc.md, config/spu/constraints.md,
13375 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13378 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13381 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13384 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13386 * doc/invoke.texi (-ftree-lrs): Remove.
13388 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13390 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13393 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13395 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13396 new CALL_EXPR_FN macro for retrieving the function
13397 declaration of the input expression.
13399 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13401 * c.opt (Waddress): New.
13402 * common.opt (Walways-true): Delete.
13403 (Wstring-literal-comparison): Delete.
13404 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13405 -Wstring-literal-comparison. Add -Waddress.
13407 (Walways-true): Delete.
13408 (Wstring-literal-comparison): Delete.
13409 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13410 consistently instead of -Walways-true in example.
13411 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13412 * c-typeck.c (parser_build_binary_op): Replace
13413 -Wstring-literal-comparison and -Walways-true with -Waddress.
13414 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13417 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13419 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13420 without DECL_STRUCT_FUNCTION initialized.
13422 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13424 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13425 due to calls to functions taking pointers as parameters.
13427 2007-02-19 Richard Henderson <rth@redhat.com>
13430 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13433 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13435 * config/s390/s390.c (s390_call_saved_register_used,
13436 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13437 accessed to the new scheme.
13439 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13441 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13442 (cris_print_index, cris_print_operand, cris_print_operand_address)
13443 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13444 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13445 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13446 GET_CODE () == xxx.
13447 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13448 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13449 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13450 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13451 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13452 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13453 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13454 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13455 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13456 (uminsi3, call, call_value): Ditto.
13457 (define_split: indir_to_reg_split, unnamed): Ditto.
13459 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13461 PR tree-optimization/30975
13462 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13465 2007-02-18 Eric Christopher <echristo@gmail.com>
13467 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13468 Remove use of arglist.
13469 (mips_expand_builtin): Remove use of arglist, pass in expr.
13470 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13471 (mips_expand_builtin_movtf): Ditto.
13472 (mips_expand_builtin_compare): Ditto.
13474 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13476 * tree-sra.c (sra_build_assignment): Replace assertion
13477 checking with a comment explaining why it can't be done.
13479 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13481 PR middle-end/30833
13482 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13483 during CALL_EXPR representation conversion.
13484 * tree-ssa-propagate.c (set_rhs): Likewise.
13486 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13488 * tree-sra.c (sra_build_assignment): Disable assertion checking
13491 2007-02-18 Roger Sayle <roger@eyesopen.com>
13493 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13494 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13495 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13497 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13498 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13499 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13500 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13501 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13502 force_gimple_operand): Likewise.
13503 * ipa-cp.c (constant_val_insert): Likewise.
13504 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13505 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13506 perfect_nestify): Likewise.
13507 * langhooks.c (lhd_omp_assignment): Likewise.
13508 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13509 lower_copyprivate_clauses, lower_send_clauses,
13510 lower_send_shared_vars, expand_parallel_call,
13511 expand_omp_for_generic, expand_omp_for_static_nochunk,
13512 expand_omp_for_static_chunk, expand_omp_sections,
13513 lower_omp_single_copy, lower_omp_for_lastprivate,
13514 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13515 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13516 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13519 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13521 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13522 config/sh/sh.md: Follow spelling conventions.
13524 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13525 config/frv/predicates.md: Follow spelling conventions.
13527 * config/m68k/linux-unwind.h: Fix a comment typo.
13528 * target.h: Follow spelling conventions.
13530 2007-02-18 Roger Sayle <roger@eyesopen.com>
13532 PR rtl-optimization/28173
13533 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13534 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13535 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13536 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13537 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13539 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13541 * builtins.c (fold_builtin_load_exponent): New.
13542 (fold_builtin_2): Use it.
13544 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13546 PR rtl-optimization/30773
13547 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13548 if we fail to attach a REG_EQUIV note.
13550 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13551 Roger Sayle <roger@eyesopen.com>
13553 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13555 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13557 * calls.c (initialize_argument_information): Pass original EXP
13558 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13559 code to split complex arguments here, as part of initializing the
13561 (expand_call): Remove code that builds a list of arguments and
13562 inserts implicit arguments into it. Instead, just count how many
13563 implicit arguments there will be so we can determine the size of
13564 the ARGS array, and let initialize_argument_information do the work.
13565 (split_complex_values): Delete unused function.
13567 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13569 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13571 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13573 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13574 for arg pointer based indexed addressing.
13576 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13578 * config/ia64/ia64.h, config/ia64/ia64.md,
13579 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13580 spelling conventions.
13582 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13584 * config/m68k/m68k.c (split_di): New.
13585 * config/m68k/m68k-protos.h: Declare split_di.
13586 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13587 Improve predicate handling and split constant shifts.
13589 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13591 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13592 parameter for register bitfield operations, general predicates
13595 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13597 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13598 * config/m68k/linux-unwind.h: New file.
13600 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13602 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13603 config/i386/athlon.md, config/ia64/ia64.md,
13604 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13605 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13606 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13607 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13608 tree-vect-transform.c: Fix comment typos.
13610 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13612 * sched-deps.c (find_insn_list): Remove.
13613 * sched-int.h: Remove the prototype for find_insn_list.
13615 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13617 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13619 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13620 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13621 darwin_rs6000_override_options.
13622 (C_COMMON_OVERRIDE_OPTIONS): Expect
13623 darwin_macosx_version_min to be non-NULL always.
13624 (TARGET_C99_FUNCTIONS): Likewise.
13625 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13626 (DARWIN_MINVERSION_SPEC): New.
13627 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13628 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13630 (DARWIN_MINVERSION_SPEC): New.
13631 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13633 * config/darwin-c.c (darwin_cpp_builtins): Expect
13634 darwin_macosx_version_min to be non-NULL always.
13636 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13638 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13640 * config/i386/i386.h (x86_use_xchgb): New.
13641 (TARGET_USE_XCHGB): New macro.
13642 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13643 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13644 Split after reload into bswaphi for shifts of 8.
13645 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13646 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13647 or when optimizing for size.
13649 2007-02-16 Richard Guenther <rguenther@suse.de>
13650 Christian Bruel <christian.bruel@st.com>
13652 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13653 DECLs but prefer SSA_NAMEs over DECLs.
13655 2007-02-16 Richard Guenther <rguenther@suse.de>
13657 * tree-flow-inline.h (single_imm_use_p): Remove.
13658 (zero_imm_uses_p): Likewise.
13659 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13660 instead of single_imm_use_p.
13661 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13664 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13667 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13668 nested double- and backquotes.
13670 2007-02-15 Roger Sayle <roger@eyesopen.com>
13672 PR middle-end/30391
13673 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13674 should be unreachable.
13675 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13676 For the time being redirect GIMPLE_MODIFY_STMT to the new
13677 (renamed) build_gimple_modify_stmt_stat.
13678 (build2_gimple_stat): Rename to...
13679 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13680 Always build a GIMPLE_MODIFY_STMT node.
13681 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13682 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13685 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13686 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13687 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13688 expand_complex_div_wide): Likewise.
13689 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13690 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13691 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13692 * tree-ssa-loop-manip.c (create_iv): Likewise.
13693 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13694 abs_replacement): Likewise.
13695 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13696 realify_fake_stores): Likewise.
13698 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13699 node rather than a GIMPLE_MODIFY_STMT node.
13700 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13701 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13703 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13704 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13705 GIMPLE_MODIFY_STMT.
13707 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13709 PR middle-end/30433
13710 * fold-const.c (fold_comparison): Add back the
13711 folding of constant complex comparisions.
13713 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13715 PR middle-end/30729
13716 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13717 effects unknown to this function, return early.
13719 2007-02-15 Ian Lance Taylor <iant@google.com>
13721 * lower-subreg.c (move_eh_region_note): New static function.
13722 (resolve_simple_move): Call it.
13723 (decompose_multiword_subregs): Track blocks for which we resolve a
13724 simple move which is also a control flow insn. Pass them to
13725 find_many_sub_basic_blocks.
13726 (pass_lower_subreg): Add TODO_verify_flow.
13727 (pass_lower_subreg2): Likewise.
13729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13730 Brooks Moses <brooks.moses@codesourcery.com>
13731 Lee Millward <lee.millward@codesourcery.com>
13733 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13734 (VL_EXP_CLASS_P): New.
13735 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13737 (TREE_OPERAND_CHECK_CODE): Likewise.
13738 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13739 (TREE_RTL_OPERAND_CHECK): Likewise.
13740 (tree_operand_check_failed): Make second parameter the whole tree
13741 instead of its code. Fixed callers.
13742 (VL_EXP_CHECK): New.
13743 (TREE_OPERAND_LENGTH): New.
13744 (VL_EXP_OPERAND_LENGTH): New.
13745 (CALL_EXPR_FN): New.
13746 (CALL_EXPR_STATIC_CHAIN): New.
13747 (CALL_EXPR_ARGS): New.
13748 (CALL_EXPR_ARG): New.
13749 (call_expr_nargs): New.
13750 (CALL_EXPR_ARGP): New.
13751 (build_nt_call_list): Declare.
13752 (build_vl_exp_stat): Declare.
13753 (build_vl_exp): New.
13754 (build_call_list): Declare.
13755 (build_call_nary): Declare.
13756 (build_call_valist): Declare.
13757 (build_call_array): Declare.
13758 (call_expr_arg): Declare.
13759 (call_expr_argp): Declare.
13760 (call_expr_arglist): Declare.
13761 (fold_build_call_list): Declare.
13762 (fold_build_call_list_initializer): Declare.
13763 (fold_call_expr): Declare to replace fold_builtin.
13764 (fold_builtin_fputs): Update to agree with modified definition.
13765 (fold_builtin_strcpy): Likewise.
13766 (fold_builtin_strncpy): Likewise.
13767 (fold_builtin_memory_chk): Likewise.
13768 (fold_builtin_stxcpy_chk): Likewise.
13769 (fold_builtin_strncpy_chk): Likewise.
13770 (fold_builtin_next_arg): Likewise.
13771 (fold_build_call_expr): Declare.
13772 (fold_builtin_call_list): Declare.
13773 (fold_builtin_call_valist): Declare.
13774 (build_call_expr): Declare.
13775 (validate_arglist): Update to agree with modified definition.
13776 (tree_operand_length): New.
13777 (call_expr_arg_iterator): New.
13778 (init_call_expr_arg_iterator): New.
13779 (next_call_expr_arg): New.
13780 (first_call_expr_arg): New.
13781 (more_call_expr_args_p): New.
13782 (FOR_EACH_CALL_EXPR_ARG): New.
13784 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13785 and tcc_gimple_stmt.
13786 (tree_code_size): Update documentation. Use sizeof (tree) rather
13787 than sizeof (char *).
13788 (tree_size): Likewise. Add case for tcc_vl_exp.
13789 (tree_node_structure): Add case for tcc_vl_exp.
13790 (contains_placeholder_p): Likewise.
13791 (substitute_in_expr): Likewise.
13792 (substitute_placeholder_in_expr): Likewise.
13793 (stabilize_reference_1): Likewise.
13794 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13795 to diagnose breakage of this interface for constructing CALL_EXPRs.
13796 (build_nt): Add similar assertion here.
13797 (build_nt_call_list): New.
13798 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13799 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13801 (get_callee_fndecl): Use new CALL_EXPR accessors.
13802 (tree_operand_check_failed): Change parameters to pass entire node
13803 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13804 (process_call_operands): New.
13805 (build_vl_exp_stat): New.
13806 (build_call_list): New.
13807 (build_call_nary): New.
13808 (build_call_valist): New.
13809 (build_call_array): New.
13810 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13811 (call_expr_arglist): New.
13813 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13814 tcc_vl_exp instead of a fixed-size tcc_expression.
13816 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13817 accessors for CALL_EXPRs.
13818 (AGGR_INIT_EXPR): Likewise.
13820 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13821 Brooks Moses <brooks.moses@codesourcery.com>
13822 Lee Millward <lee.millward@codesourcery.com>
13824 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13825 (expand_builtin_nonlocal_goto): Change parameter to be entire
13826 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13827 (expand_builtin_prefetch): Likewise.
13828 (expand_builtin_classify_type): Likewise.
13829 (mathfn_built_in): Return NULL_TREE instead of 0.
13830 (expand_errno_check): Use new CALL_EXPR accessors.
13831 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13832 Return NULL_RTX instead of 0.
13833 (expand_builtin_mathfn_2): Likewise.
13834 (expand_builtin_mathfn_3): Likewise.
13835 (expand_builtin_interclass_mathfn): Likewise.
13836 (expand_builtin_sincos): Likewise.
13837 (expand_builtin_cexpi): Likewise.
13838 (expand_builtin_int_roundingfn): Likewise.
13839 (expand_builtin_int_roundingfn_2): Likewise.
13840 (expand_builtin_pow): Likewise.
13841 (expand_builtin_powi): Likewise.
13842 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13843 of arglist, fixing callers appropriately. Use new CALL_EXPR
13844 accessors and constructors. Return NULL_RTX instead of 0.
13845 (expand_builtin_strstr): Likewise.
13846 (expand_builtin_strchr): Likewise.
13847 (expand_builtin_strrchr): Likewise.
13848 (expand_builtin_strpbrk): Likewise.
13849 (expand_builtin_memcpy): Likewise.
13850 (expand_builtin_mempcpy): Likewise.
13851 (expand_builtin_mempcpy_args): New.
13852 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13853 (expand_builtin_memmove_args): New.
13854 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13855 (expand_movstr): Likewise.
13856 (expand_builtin_strcpy): Likewise.
13857 (expand_builtin_strcpy_args): New.
13858 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13859 (expand_builtin_strncpy): Likewise.
13860 (expand_builtin_memset): Likewise.
13861 (expand_builtin_memset_args): New.
13862 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13863 (expand_builtin_memcmp): Likewise.
13864 (expand_builtin_strcmp): Likewise.
13865 (expand_builtin_strncmp): Likewise.
13866 (expand_builtin_strcat): Likewise.
13867 (expand_builtin_strncat): Likewise.
13868 (expand_builtin_strspn): Likewise.
13869 (expand_builtin_strcspn): Likewise.
13870 (expand_builtin_args_info): Likewise.
13871 (expand_builtin_va_start): Likewise.
13872 (gimplify_va_arg_expr): Likewise.
13873 (expand_builtin_va_end): Likewise.
13874 (expand_builtin_va_copy): Likewise.
13875 (expand_builtin_frame_address): Likewise.
13876 (expand_builtin_alloca): Likewise.
13877 (expand_builtin_bswap): Likewise.
13878 (expand_builtin_unop): Likewise.
13879 (expand_builtin_fputs): Likewise.
13880 (expand_builtin_expect): Likewise.
13881 (expand_builtin_fabs): Likewise.
13882 (expand_builtin_copysign): Likewise.
13883 (expand_builtin_printf): Likewise.
13884 (expand_builtin_fprintf): Likewise.
13885 (expand_builtin_sprintf): Likewise.
13886 (expand_builtin_init_trampoline): Likewise.
13887 (expand_builtin_signbit): Likewise.
13888 (expand_builtin_fork_or_exec): Likewise.
13889 (expand_builtin_sync_operation): Likewise.
13890 (expand_builtin_compare_and_swap): Likewise.
13891 (expand_builtin_lock_test_and_set): Likewise.
13892 (expand_builtin_lock_release): Likewise.
13893 (expand_builtin): Likewise.
13894 (builtin_mathfn_code): Likewise.
13896 (fold_builtin_constant_p): Pass call arguments individually instead
13897 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13898 accessors and constructors. Return NULL_TREE instead of 0.
13899 (fold_builtin_expect): Likewise.
13900 (fold_builtin_classify_type): Likewise.
13901 (fold_builtin_strlen): Likewise.
13902 (fold_builtin_nan): Likewise.
13903 (integer_valued_real_p): Likewise.
13904 (fold_trunc_transparent_mathfn): Likewise.
13905 (fold_fixed_mathfn): Likewise.
13906 (fold_builtin_cabs): Likewise.
13907 (fold_builtin_sqrt): Likewise.
13908 (fold_builtin_cbrt): Likewise.
13909 (fold_builtin_cos): Likewise.
13910 (fold_builtin_cosh): Likewise.
13911 (fold_builtin_tan): Likewise.
13912 (fold_builtin_sincos): Likewise.
13913 (fold_builtin_cexp): Likewise.
13914 (fold_builtin_trunc): Likewise.
13915 (fold_builtin_floor): Likewise.
13916 (fold_builtin_ceil): Likewise.
13917 (fold_builtin_round): Likewise.
13918 (fold_builtin_int_roundingfn): Likewise.
13919 (fold_builtin_bitop): Likewise.
13920 (fold_builtin_bswap): Likewise.
13921 (fold_builtin_logarithm): Likewise.
13922 (fold_builtin_hypot): Likewise.
13923 (fold_builtin_pow): Likewise.
13924 (fold_builtin_powi): Likewise.
13925 (fold_builtin_exponent): Likewise.
13926 (fold_builtin_memset): Likewise.
13927 (fold_builtin_bzero): Likewise.
13928 (fold_builtin_memory_op): Likewise.
13929 (fold_builtin_bcopy): Deleted; call site changed to invoke
13930 fold_builtin_memory_op directly.
13931 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13932 (fold_builtin_strncpy): Likewise.
13933 (fold_builtin_memcmp): Likewise.
13934 (fold_builtin_strcmp): Likewise.
13935 (fold_builtin_strncmp): Likewise.
13936 (fold_builtin_signbit): Likewise.
13937 (fold_builtin_copysign): Likewise.
13938 (fold_builtin_isascii): Likewise.
13939 (fold_builtin_toascii): Likewise.
13940 (fold_builtin_isdigit): Likewise.
13941 (fold_builtin_fabs): Likewise.
13942 (fold_builtin_abs): Likewise.
13943 (fold_builtin_fmin_fmax): Likewise.
13944 (fold_builtin_carg): Likewise.
13945 (fold_builtin_classify): Likewise.
13946 (fold_builtin_unordered_cmp): Likewise.
13948 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13949 New functions split out from fold_builtin_1.
13950 (fold_builtin_n): New.
13951 (fold_builtin_varargs): New.
13952 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13954 (fold_call_expr): New.
13955 (build_function_call_expr): Rewrite to use new helper function.
13956 (fold_builtin_call_list): New.
13957 (build_call_expr): New.
13958 (fold_builtin_call_valist): New.
13959 (rewrite_call_expr): New.
13960 (validate_arg): New.
13961 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13962 of an arglist. Change return type to bool. Use new CALL_EXPR
13965 (fold_builtin_strstr): Pass call arguments individually instead
13966 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13967 accessors and constructors. Return NULL_TREE instead of 0.
13968 (fold_builtin_strchr): Likewise.
13969 (fold_builtin_strrchr): Likewise.
13970 (fold_builtin_strpbrk): Likewise.
13971 (fold_builtin_strcat): Likewise.
13972 (fold_builtin_strncat): Likewise.
13973 (fold_builtin_strspn): Likewise.
13974 (fold_builtin_strcspn): Likewise.
13975 (fold_builtin_fputs): Likewise.
13976 (fold_builtin_next_arg): Likewise.
13977 (fold_builtin_sprintf): Likewise.
13979 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13980 NULL_RTX instead of 0.
13981 (expand_builtin_memory_chk): Likewise.
13982 (maybe_emit_chk_warning): Likewise.
13983 (maybe_emit_sprintf_chk_warning): Likewise.
13985 (fold_builtin_object_size): Pass call arguments individually instead
13986 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13987 accessors and constructors. Return NULL_TREE instead of 0.
13988 (fold_builtin_memory_chk): Likewise.
13989 (fold_builtin_stxcpy_chk): Likewise.
13990 (fold_builtin_strncpy_chk): Likewise.
13991 (fold_builtin_strcat_chk): Likewise.
13992 (fold_builtin_strcat_chk): Likewise.
13993 (fold_builtin_strncat_chk): Likewise.
13994 (fold_builtin_sprintf_chk): Likewise.
13995 (fold_builtin_snprintf_chk): Likewise.
13996 (fold_builtin_printf): Likewise.
13997 (fold_builtin_vprintf): Likewise.
13999 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14001 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14002 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14003 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14004 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14005 (fold_unary): Likewise.
14006 (fold_binary): Likewise.
14007 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14008 ternary expressions.
14009 (fold): Add logic for tcc_vl_exp.
14010 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14012 (fold_build3_stat): Add assertion to flag broken interface for
14013 constructing CALL_EXPRs.
14014 (fold_build_call_list): New.
14015 (fold_build_call_list_initializer): New.
14016 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14018 (fold_strip_sign_ops): Likewise.
14020 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14021 Brooks Moses <brooks.moses@codesourcery.com>
14022 Lee Millward <lee.millward@codesourcery.com>
14024 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14025 accessors and dump arguments explicitly.
14027 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14029 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14031 (print_call_name): Use new CALL_EXPR accessors.
14033 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14034 CALL_EXPR arguments explicitly instead of as a list. Use
14035 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14037 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14038 (vrp_visit_stmt): Likewise.
14040 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14041 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14043 (force_move_till_expr): Likewise.
14045 * targhooks.c (default_external_stack_protect_fail): Use
14046 build_call_expr instead of build_function_call_expr.
14047 (default_hidden_stack_protect_fail): Likewise.
14049 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14052 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14053 and walk arguments explicitly.
14055 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14056 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14057 (expand_simple_operations): Likewise.
14058 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14060 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14061 of TREE_CODE_LENGTH.
14062 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14064 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14065 instead of TREE_CODE_LENGTH.
14067 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14068 (tree_ic_transform): Likewise.
14069 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14070 parameter instead of arglist. Fix callers.
14071 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14072 (tree_stringops_transform): Likewise.
14073 (tree_indirect_call_to_profile): Likewise.
14074 (tree_stringops_values_to_profile): Likewise.
14076 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14077 (eliminate_tail_call): Likewise.
14079 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14081 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14082 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14084 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14086 * omp-low.c (build_omp_barrier): Use build_call_expr.
14087 (lower_rec_input_clauses): Likewise.
14088 (lower_reduction_clauses): Likewise.
14089 (expand_parallel_call): Likewise.
14090 (maybe_catch_exception): Likewise.
14091 (expand_omp_for_generic): Likewise.
14092 (expand_omp_for_static_nochunk): Likewise.
14093 (expand_omp_sections): Likewise.
14094 (lower_omp_single_simple): Likewise.
14095 (lower_omp_single_copy): Likewise.
14096 (lower_omp_master): Likewise.
14097 (lower_omp_ordered): Likewise.
14098 (lower_omp_critical): Likewise.
14100 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14101 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14103 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14104 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14105 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14107 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14108 and generalize to handle any number of operands.
14109 (chrec_contains_undetermined): Likewise.
14110 (tree_contains_chrecs): Likewise.
14111 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14113 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14115 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14116 fold_call_expr instead of fold_builtin.
14117 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14118 match declarations there.
14119 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14122 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14125 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14126 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14128 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14131 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14132 (execute_cse_sincos): Use new CALL_EXPR accessors.
14134 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14136 * gimple-low.c (lower_function_body): Use build_call_expr.
14137 (lower_builtin_setjmp): Likewise.
14139 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14140 (set_storage_via_libcall): Likewise.
14141 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14142 instead of TREE_CODE_LENGTH.
14143 (expand_expr_real_1): Use new CALL_EXPR accessors.
14145 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14146 generalize to handle any number of operands.
14147 (TB_parent_eq): Likewise.
14149 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14150 (strip_builtin_expect): Likewise.
14152 * function.c (gimplify_parameters): Use build_call_expr.
14154 * tree-vectorizer.c (vect_is_simple_reduction): Use
14155 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14157 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14158 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14160 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14163 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14164 (gimplify_decl_expr): Likewise.
14165 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14166 Use new CALL_EXPR iterators.
14167 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14168 (gimplify_modify_expr_to_memset): Likewise.
14169 (gimplify_variable_sized_compare): Likewise.
14170 (gimplify_omp_atomic_fetch_op): Likewise.
14171 (gimplify_omp_atomic_pipeline): Likewise.
14172 (gimplify_omp_atomic_mutex): Likewise.
14173 (gimplify_function_tree): Likewise.
14175 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14176 (call_expr_flags): Likewise.
14177 (expand_call): Likewise.
14179 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14180 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14183 * coverage.c (create_coverage): Use build_call_expr.
14185 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14186 (temp_call_expr_obstack): New.
14187 (pool_copy_list): Delete.
14188 (temp_copy_call_expr): New.
14189 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14190 CALL_EXPR accessors. Get rid of special goo for copying argument
14191 lists and use temp_copy_call_expr instead.
14192 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14193 CALL_EXPR accessors.
14194 (create_expression_by_pieces): Likewise. Use build_call_array
14195 to construct the result instead of fold_build3.
14196 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14197 dealing with argument lists.
14198 (init_pre): Remove references to expression_node_pool and
14199 list_node_pool. Init temp_call_expr_obstack instead.
14200 (fini_pre): Remove references to expression_node_pool and
14203 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14204 and walk arguments explicitly instead of as a list.
14206 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14207 (mx_register_decls): Likewise.
14208 (mudflap_register_call): Likewise.
14209 (mudflap_finish_file): Likewise.
14211 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14212 (ipa_callsite_compute_param): Likewise.
14214 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14215 accessors and constructor.
14217 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14218 accessors and constructor.
14219 (convert_tramp_reference): Likewise.
14220 (convert_call_expr): Likewise.
14221 (finalize_nesting_tree_1): Likewise.
14223 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14226 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14228 * tree-inline.c (initialize_inlined_parameters): Pass entire
14229 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14231 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14232 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14234 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14236 (vectorizable_reduction): Likewise.
14237 (vectorizable_call): Use new CALL_EXPR iterators.
14238 (vectorizable_conversion): Use build_call_expr.
14239 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14240 (vect_gen_widened_results_half): Use build_call_expr.
14241 (vect_setup_realignment): Likewise.
14242 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14244 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14245 (pass_through_call): Likewise.
14246 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14249 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14250 (tree_gen_pow2_profiler): Likewise.
14251 (tree_gen_one_value_profiler): Likewise.
14252 (tree_gen_ic_func_profiler): Likewise.
14253 (tree_gen_average_profiler): Likewise.
14254 (tree_gen_ior_profiler): Likewise.
14256 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14257 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14258 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14260 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14261 of TREE_CODE_LENGTH.
14263 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14264 of TREE_CODE_LENGTH.
14266 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14268 (convert_to_integer): Likewise.
14270 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14273 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14274 Brooks Moses <brooks.moses@codesourcery.com>
14275 Lee Millward <lee.millward@codesourcery.com>
14277 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14279 * config/frv/frv.c (frv_expand_builtin): Likewise.
14280 * config/s390/s390.c (s390_expand_builtin): Likewise.
14282 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14283 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14285 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14286 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14287 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14288 (ix86_expand_store_builtin): Likewise.
14289 (ix86_expand_unop_builtin): Likewise.
14290 (ix86_expand_unop1_builtin): Likewise.
14291 (ix86_expand_sse_compare): Likewise.
14292 (ix86_expand_sse_comi): Likewise.
14293 (ix86_expand_vec_init_builtin): Likewise.
14294 (ix86_expand_vec_ext_builtin): Likewise.
14295 (ix86_expand_vec_set_builtin): Likewise.
14296 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14298 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14299 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14301 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14302 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14303 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14305 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14307 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14308 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14309 arglist. Use new CALL_EXPR accessors. Fix callers.
14310 (altivec_expand_abs_builtin): Likewise.
14311 (rs6000_expand_binop_builtin): Likewise.
14312 (altivec_expand_predicate_builtin): Likewise.
14313 (altivec_expand_lv_builtin): Likewise.
14314 (spe_expand_stv_builtin): Likewise.
14315 (altivec_expand_stv_builtin): Likewise.
14316 (rs6000_expand_ternop_builtin): Likewise.
14317 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14318 (altivec_expand_st_builtin): Likewise.
14319 (altivec_expand_dst_builtin): Likewise.
14320 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14321 arglist. Use new CALL_EXPR accessors. Fix callers.
14322 (altivec_expand_vec_set_builtin): Likewise.
14323 (altivec_expand_vec_ext_builtin): Likewise.
14324 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14325 (spe_expand_builtin): Likewise.
14326 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14327 arglist. Use new CALL_EXPR accessors. Fix callers.
14328 (spe_expand_evsel_builtin): Likewise.
14329 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14330 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14332 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14333 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14334 (arm_expand_unop_builtin): Likewise.
14335 (arm_expand_builtin): Use new CALL_EXPR accessors.
14337 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14340 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14341 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14343 (bfin_expand_unop_builtin): Likewise.
14344 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14346 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14347 Brooks Moses <brooks.moses@codesourcery.com>
14348 Lee Millward <lee.millward@codesourcery.com>
14350 * c-semantics.c (build_stmt): Add internal diagnostic check.
14352 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14353 accessors. Print arguments explicitly instead of as a list.
14355 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14357 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14358 (c_finish_omp_flish): Likewise.
14360 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14361 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14362 instead of TREE_CODE_LENGTH.
14363 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14364 (c_warn_unused_result): Likewise.
14366 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14369 * doc/invoke.texi (Warning Options): Remove
14370 -Werror-implicit-function-declaration.
14371 (Wimplicit-function-declaration): Update description.
14372 * opts.c (common_handle_option): Move handling of -Werror=* to...
14373 (enable_warning_as_error): ...here.
14374 * opts.h (enable_warning_as_error): Declare.
14375 * c-decl.c (implicit_decl_warning): Unless
14376 -Wno-implicit-function-declaration is given, emit a pedwarn if
14377 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14378 * c.opt (Wimplicit-function-declaration): Replace
14379 mesg_implicit_function_declaration with
14380 warn_implicit_function_declaration.
14381 * c-opts.c (c_common_handle_option):
14382 -Werror-implicit-function-declaration is exactly equal as
14383 -Werror=implicit-function-declaration.
14384 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14385 warn_implicit_function_declaration.
14386 (c_common_post_options): -Wimplict-function-declaration is enabled
14387 by default by -std=c99, otherwise is disabled by default.
14388 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14390 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14392 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14393 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14394 former is ignored but not the latter.
14396 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14398 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14399 is made and the reference doesn't use the alias set of its type,
14400 do not create the temporary using that type.
14402 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14404 * jump.c: Remove prototypes for delete_computation and
14405 delete_prior_computation.
14407 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14409 * jump.c (get_label_after): Delete.
14410 (get_label_before, delete_computation, delete_jump,
14411 delete_prior_computation, follow_jumps): Move...
14412 * reorg.c (delete_computation, delete_prior_computation): ... here...
14413 (get_label_before, delete_jump): ... making these static ...
14414 (follow_jumps): ... and simplifying this since it only runs after
14416 * rtl.h (get_label_after, get_label_before, delete_jump,
14417 follow_jumps): Delete prototypes.
14419 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14421 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14423 2007-02-15 Nick Clifton <nickc@redhat.com>
14425 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14426 order to prevent it from being munged by the target.
14428 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14430 * config/i386/i386.md: Remove misleading comment.
14432 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14434 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14435 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14438 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14440 * tree-sra.c (instantiate_missing_elements): Canonicalize
14442 (sra_build_assignment): New.
14443 (generate_copy_inout, generate_element_copy,
14444 generate_element_zero, generate_one_element_init): Use it.
14446 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14448 * tree-sra.c (instantiate_missing_elements): Canonicalize
14450 (sra_build_assignment): New.
14451 (generate_copy_inout, generate_element_copy,
14452 generate_element_zero, generate_one_element_init): Use it.
14454 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14456 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14459 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14461 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14462 types as aggregates not scalars.
14463 * function.c (assign_stack_temp_for_type): Likewise.
14465 2007-02-14 Roger Sayle <roger@eyesopen.com>
14466 Zdenek Dvorak <dvorakz@suse.cz>
14468 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14471 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14473 * passes.c (next_pass_1): Clear the next field of the copied
14476 2007-02-14 Richard Henderson <rth@redhat.com>
14478 * tree-sra.c (early_sra): New.
14479 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14480 (tree_sra_early, pass_sra_early): New.
14481 * tree-pass.h (pass_sra_early): Declare.
14482 * passes.c (init_optimization_passes): Use it.
14484 2007-02-14 Richard Guenther <rguenther@suse.de>
14486 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14488 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14490 PR tree-optimization/30771
14491 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14493 (vect_analyze_operations): Induction phis can now be marked as
14495 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14496 Update documentation accordingly.
14498 2007-02-14 Nick Clifton <nickc@redhat.com>
14500 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14501 most 3 arguments are supported.
14502 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14504 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14506 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14507 Ensure dst->current is valid.
14509 2007-02-13 Paul Brook <paul@codesourcery.com>
14511 * config.gcc: Add arm*-*-uclinux-*eabi.
14512 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14513 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14514 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14515 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14516 (LINK_SPEC): Define.
14517 (LIB_SPEC): Define.
14518 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14520 * config/arm/uclinux-eabi.h: New file.
14521 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14522 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14525 2007-02-13 Ian Lance Taylor <iant@google.com>
14527 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14528 * flags.h (warn_strict_overflow): Declare.
14529 (enum warn_strict_overflow_code): Define.
14530 (issue_strict_overflow_warning): New static inline function.
14531 * opts.c (warn_strict_overflow): New variable.
14532 (common_handle_option): Handle OPT_Wstrict_overflow and
14533 OPT_Wstrict_overflow_.
14534 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14536 * fold-const.c: Include intl.h.
14537 (fold_deferring_overflow_warnings): New static variable.
14538 (fold_deferred_overflow_warning): New static variable.
14539 (fold_deferred_overflow_code): New static variable.
14540 (fold_defer_overflow_warnings): New function.
14541 (fold_undefer_overflow_warnings): New function.
14542 (fold_undefer_and_ignore_overflow_warnings): New function.
14543 (fold_deferring_overflow_warnings_p): New function.
14544 (fold_overflow_warning): New static function.
14545 (make_range): Add strict_overflow_p parameter. Change all
14547 (extract_muldiv, extract_muldiv_1): Likewise.
14548 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14549 tree_expr_nonnegative_p.
14550 (fold_negate_expr): Call fold_overflow_warning.
14551 (fold_range_test): Likewise.
14552 (fold_comparison): Likewise.
14553 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14554 instead of tree_expr_nonnegative_p.
14555 (tree_expr_nonnegative_warnv_p): Rename from
14556 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14557 (tree_expr_nonnegative_p): New function.
14558 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14559 strict_overflow_p parameter.
14560 (tree_expr_nonzero_p): New function.
14561 * passes.c (verify_interpass_invariants): New static function.
14562 (execute_one_pass): Call it.
14563 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14565 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14566 (estimate_numbers_of_iterations): Likewise.
14567 (scev_probably_wraps_p): Likewise.
14568 * tree-ssa-ccp.c: Include "toplev.h".
14569 (evaluate_stmt): Defer fold overflow warnings until we know we are
14571 (struct fold_stmt_r_data): Add stmt field.
14572 (fold_stmt_r): Defer fold overflow warnings until we know we
14574 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14575 (fold_stmt_inplace): Likewise.
14576 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14577 (cleanup_control_expr_graph): Defer fold overflow warnings until
14578 we know we are going to optimize.
14579 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14580 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14582 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14583 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14584 * tree-ssa-loop-manip.c (create_iv): Likewise.
14585 * c-typeck.c (build_conditional_expr): Likewise.
14586 (build_binary_op): Likewise.
14587 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14588 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14589 (extract_range_from_unary_expr): Likewise.
14590 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14591 assuming that signed overflow does not occur.
14592 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14593 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14594 (fold_defer_overflow_warnings): Declare.
14595 (fold_undefer_overflow_warnings): Declare.
14596 (fold_undefer_and_ignore_overflow_warnings): Declare.
14597 (fold_deferring_overflow_warnings_p): Declare.
14598 (tree_expr_nonzero_warnv_p): Declare.
14599 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14600 of warning options.
14601 (Warning Options): Document -Wstrict-overflow.
14602 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14603 (tree-ssa-ccp.o): Likewise.
14604 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14605 (fold-const.o): Depend on intl.h.
14607 2007-02-13 Ian Lance Taylor <iant@google.com>
14609 PR middle-end/30751
14610 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14613 2007-02-13 Stuart Hastings <stuart@apple.com>
14615 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14617 2007-02-13 Richard Henderson <rth@redhat.com>
14619 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14620 handled_component_p before looking for the indirect_ref.
14622 2007-02-13 Richard Henderson <rth@redhat.com>
14624 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14625 remove flags clobber.
14626 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14627 (bswaphi_lowpart): New.
14628 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14629 remove TARGET_BSWAP test. Delete expander of the same name.
14631 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14632 (expand_unop): Use them.
14634 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14637 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14638 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14639 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14640 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14641 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14642 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14643 assembler dialect choice from asm templates.
14645 2007-02-12 Richard Henderson <rth@redhat.com>
14647 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14648 (fixuns_trunc<SSEMODEF>si2): Use it.
14649 * config/i386/sse.md (vec_setv4sf_0): Export.
14650 * config/i386/i386.c (ix86_build_const_vector): Export.
14651 (ix86_split_convert_uns_si_sse): Rename from
14652 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14653 * config/i386/i386-protos.h: Update.
14655 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14658 * c-typeck.c (c_finish_return): Improve warning message.
14660 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14662 * alias.c (find_symbolic_term): Delete unused function.
14664 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14666 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14667 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14668 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14670 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14672 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14673 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14674 the function, temporarily point the debug interface to the null one.
14676 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14678 * dwarf2out.c (round_up_to_align): New static function.
14679 (field_byte_offset): Use it to round the offset.
14681 2007-02-12 Richard Henderson <rth@redhat.com>
14683 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14684 (inswl_const): Export.
14686 2007-02-12 Richard Henderson <rth@redhat.com>
14688 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14689 result mode of the libcall, convert back to outmode.
14691 2007-02-12 Roger Sayle <roger@eyesopen.com>
14693 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14694 (bswapdi2): New define_expand to implement 32-bit implementation.
14696 2007-02-12 Nick Clifton <nickc@redhat.com>
14698 * doc/invoke.texi (Overall Options): Document --help=.
14699 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14700 (cc1_options): Pass --help= on to cc1.
14701 (display_help): Add description of --help=.
14702 (process_command): Add code to handle --help=. Allow translated
14703 --help and --target-help switches to be passed on to compiler
14705 (main): Remove unused if statement.
14706 * opts.c (columns): Remove.
14707 (LEFT_COLUMN): Define.
14708 (wrap_help): Add columns argument.
14709 (print_filtered_help): Change parameters to be an include bitmask,
14710 an exclude bitmask, an any bitmask and the column width. Move the
14711 code to display the params list here. Add code to display the
14712 status of options rather than their descriptions if the quiet flag
14714 (print_specific_help): Change parameters to be an include bitmask,
14715 an exclude bitmask and an any bitmask. Move code to look up the
14716 column width here. Decide upon the title for an options listing.
14717 (common_handle_options): Add code to handle --help=. Adapt code
14718 for --help and --target-help to use the revised form of the
14719 print_specific_help function.
14720 (print_help): Delete.
14721 (print_param_help): Delete.
14722 (print_switch): Delete.
14723 * opts.h (cl_lang_count): Add prototype.
14724 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14725 CL_MAX_OPTION_CLASS): New defines.
14726 * optc-gen.awk: Add construction of cl_lang_count.
14727 * c.opt: Add Warning attribute to warning options and Optimization
14728 attribute to optimization options.
14729 * common.opt: Likewise.
14731 Add -fhelp and -ftarget-help as aliases for the transformed --help
14732 and --target-help options.
14733 * opt-functions.awk: Add code to handle Warning and Optimization
14736 2007-02-12 Richard Henderson <rth@redhat.com>
14738 * config/alpha/constraints.md: New file.
14739 * config/alpha/alpha.c: Include tm-constrs.h.
14740 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14741 alpha_extra_constraint): Remove.
14742 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14743 * config/alpha/alpha-protos.h: Update.
14744 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14745 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14746 (EXTRA_CONSTRAINT): Remove.
14747 * config/alpha/alpha.md: Include constraints.md.
14748 (adddi splitter): Use satisfies_constraint_*.
14749 * config/alpha/predicates.md (add_operand): Likewise.
14750 (sext_add_operand, addition_operation): Likewise.
14752 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14754 PR tree-optimization/29145
14755 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14756 in our handling of restrict qualified pointers.
14758 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14761 * doc/invoke.texi (Wunused-value): Update description.
14762 (Wextra): Delete item.
14763 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14764 value of Wunused-value.
14765 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14766 (c_finish_stmt_expr): Don't check extra_warnings.
14767 (emit_side_effect_warnings): The caller is responsible to check
14770 2007-02-11 Roger Sayle <roger@eyesopen.com>
14771 Matt Thomas <matt@3am-software.com>
14773 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14775 2007-02-11 Roger Sayle <roger@eyesopen.com>
14777 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14778 comparisons of POPCOUNT against zero.
14779 (simplify_const_relational_operation): Likewise.
14781 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14783 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14785 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14787 * dwarf2out.c (root_type): Delete unused function.
14789 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14791 * genattrtab.c (contained_in_p): Delete unused function.
14792 (write_expr_attr_cache): Likewise.
14794 2007-02-11 Jan Hubicka <jh@suse.cz>
14796 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14799 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14801 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14802 to add the REG_EQ* note.
14803 * see.c (see_merge_one_use_extension): Likewise.
14804 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14805 turn REG_EQUAL notes into REG_EQUIV notes if the target
14806 register may have more than one set.
14807 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14808 * gcse.c (try_replace_reg): Likewise.
14809 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14810 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14811 more than one REG_EQUIV note.
14812 * reload1.c (gen_reload): Use set_unique_reg_note.
14814 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14816 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14817 (ix86_builtin_conversion): New function.
14819 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14822 * tree.h (DECL_REPLACEABLE_P): New macro.
14823 * except.c (set_nothrow_function_flags): Likewise.
14825 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14826 Ira Rosen <irar@il.ibm.com>
14827 Dorit Nuzman <dorit@il.ibm.com>
14829 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14830 * targhooks.c (default_builtin_vectorized_conversion): New.
14831 * targhooks.h (default_builtin_vectorized_function): New declaration.
14832 * target.h (struct vectorize): Add builtin_conversion field.
14833 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14834 stmt_vec_info_type value.
14835 (vectorizable_conversion): New declaration.
14836 * tree-vect-analyze.c (vect_analyze_operations): Add
14837 vectorizable_conversion call.
14838 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14839 * tree-vect-transform.c (vectorizable_conversion): New function.
14840 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14841 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14843 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14844 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14845 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14846 or ALTIVEC_BUILTIN_VCFSX.
14848 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14851 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14852 CONST_DOUBLE and operand 0 is a hard register.
14853 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14854 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14855 is a hard floating-point register.
14857 2007-02-10 Richard Henderson <rth@redhat.com>
14858 Jakub Jelinek <jakub@redhat.com>
14859 Alexandre Oliva <aoliva@redhat.com>
14861 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14862 * builtin-types.def (BT_WORD): Make unsigned.
14863 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14864 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14865 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14866 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14867 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14868 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14870 * expr.c (emutls_var_address): New.
14871 (expand_expr_real_1): Expand emulated tls.
14872 (expand_expr_addr_expr_1): Likewise.
14873 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14874 * output.h (emutls_finish): Declare.
14875 * toplev.c (compile_file): Call it.
14876 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14877 address before wrapping in CONST.
14878 * varasm.c (emutls_htab, emutls_object_type): New.
14879 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14880 (get_emutls_object_name, get_emutls_object_type): New.
14881 (get_emutls_init_templ_addr, emutls_decl): New.
14882 (emutls_common_1, emutls_finish): New.
14883 (assemble_variable): When emulating tls, swap decls; generate
14884 constructor for the emutls objects.
14885 (do_assemble_alias): When emulating tls, swap decl and target name.
14886 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14888 * varpool.c (decide_is_variable_needed): Look at force_output.
14889 Recurse for emulated tls.
14890 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14891 with decide_is_variable_needed.
14892 * emutls.c: New file.
14893 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14894 tls_object for real tls.
14896 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14898 PR rtl-optimization/29599
14899 * reload1.c (eliminate_regs_in_insn): Take the destination
14900 mode into account when computing the offset.
14902 2007-02-09 Stuart Hastings <stuart@apple.com>
14903 Richard Henderson <rth@redhat.com>
14905 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14906 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14907 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14908 fixuns_truncdfhi2): New.
14909 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14910 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14911 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14912 (floatunssidf2): Allow nonimmediate source.
14913 * config/i386/sse.md (movdi_to_sse): New.
14914 (vec_concatv2di): Drop '*'.
14915 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14916 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14917 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14919 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14920 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14921 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14922 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14923 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14924 ix86_build_const_vector.
14925 (x86_emit_floatuns): Rewrite.
14927 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14929 * genautomata.c (longest_path_length): Delete unused function.
14930 (struct state): Delete unused longest_path_length.
14931 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14932 (get_free_state): Delete unused.
14934 2007-02-09 Jan Hubicka <jh@suse.cz>
14936 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14937 * doc/invoke.texi (inline-unit-growth): Update default value.
14939 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14940 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14941 (rebuild_cgraph_edges): Likewise.
14942 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14943 (dump_cgraph_node): Dump frequencies.
14944 (cgraph_clone_edge): Add frequency scales.
14945 (cgraph_clone_node): Add freuqnecy.
14946 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14947 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14948 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14949 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14950 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14951 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14952 (save_inline_function_body): Likewise.
14953 * ipa-inline.c: inluce rtl.h
14954 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14955 (cgraph_edge_badness): Use frequencies.
14956 (cgraph_decide_recursive_inlining): Update clonning.
14957 (cgraph_decide_inlining_of_small_function): Dump frequency.
14958 * predict.c (estimate_bb_frequencies): Export.
14959 * predict.h (estimate_bb_frequencies): Declare.
14960 * tree-inline.c (copy_bb): Watch overflows.
14961 (expand_call_inline): Update call of cgraph_create_edge.
14962 (optimize_inline_calls): Use TODO flags to update frequnecies.
14963 * passes.h: Include predict.h
14964 (init_optimization_passes): Move profile ahead.
14965 (execute_function_todo): Handle TODO_rebuild_frequencies.
14967 2007-02-09 Roger Sayle <roger@eyesopen.com>
14969 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14970 the insbl or inswl pattern into a register.
14972 2007-02-09 Roger Sayle <roger@eyesopen.com>
14974 * config/ia64/ia64.md (bswapdi2): New define_insn.
14976 2007-02-09 Richard Henderson <rth@redhat.com>
14978 * config/i386/constraints.md (Ym): New constraint.
14979 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14980 (movdi_1_rex64): Split sse and xmm general register moves from
14981 memory move alternatives. Use conditional register constraints.
14982 (movsf_1, movdf_integer): Likewise.
14983 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14984 (movdf_integer_rex64): New.
14985 (pushsf_rex64): Fix output constraints.
14986 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14987 (sse2_stored): Likewise.
14988 (sse2_storeq_rex64): New.
14989 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14990 amd and not generic.
14991 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14992 for optimize_size. Remove SF/DFmode hack.
14994 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14996 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14999 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15000 Richard Sandiford <richard@codesourcery.com>
15002 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15003 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15004 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15005 m68k/t-mlib to tmake_file.
15006 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15007 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15008 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15009 Allow it to be cf or m68k. Set m68k_arch_family. If that
15010 variable is not empty, add t-$m68k_arch_family to tmake_file.
15011 Add t-mlibs to tmake_file.
15012 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15013 * config/m68k/t-cf: New file.
15014 * config/m68k/t-m68k: Likewise.
15015 * config/m68k/t-mlibs: Likewise.
15016 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15017 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15018 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15019 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15020 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15022 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15023 (INSTALL_LIBGCC): Delete.
15024 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15025 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15026 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15027 (M68K_MLIB_CPU): Define.
15028 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15029 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15030 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15032 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15033 Richard Guenther <rguenther@suse.de>
15035 PR middle-end/23361
15036 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15037 against INT_MIN/INT_MAX.
15038 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15039 file if a loop is removed.
15041 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15043 * calls.c (store_one_arg): Pass correct alignment to
15044 emit_push_insn for non-BLKmode values.
15045 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15046 unaligned stack slot via a suitably aligned slot.
15048 2007-02-08 DJ Delorie <dj@redhat.com>
15050 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15052 (legal_subregs): Use unsigned char, make const.
15053 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15055 2007-02-08 Paul Brook <paul@codesourcery.com>
15057 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15058 special interworking needed.
15060 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15062 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15063 conditional to __SSE2__.
15064 (Entries below should have been added to first ChangeLog
15065 entry for amdfam10 dated 2007-02-05)
15066 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15068 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15070 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15073 2007-02-08 DJ Delorie <dj@redhat.com>
15075 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15076 * config/m32c/m32c.c (legal_subregs): New.
15077 (m32c_illegal_subreg_p): New.
15078 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15079 unsupported subregs of hard regs.
15081 2007-02-08 Jan Hubicka <jh@suse.cz>
15083 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15084 the same one; always update histograms.
15086 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15088 * passes.c (init_optimization_passes): Tidy comment.
15090 2007-02-08 Roger Sayle <roger@eyesopen.com>
15092 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15093 strip zero_extend, bswap and rotates from POCOUNT's argument.
15094 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15095 zero_extend and rotates from PARITY's argument.
15096 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15097 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15098 of an integer constant at compile-time.
15100 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15103 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15105 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15108 * tree-ssa-live.c (remove_unused_locals): Do not remove
15109 TREE_ADDRESSABLE variables.
15110 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15111 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15112 FOR_CLOBBER. Update all users.
15113 If VAR has an associated alias set, add a virtual operand for
15114 it if no alias is found to conflict with the memory reference.
15116 2007-02-07 Jan Hubicka <jh@suse.cz>
15117 Robert Kidd <rkidd@crhc.uiuc.edu>
15119 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15121 2007-02-07 Ian Lance Taylor <iant@google.com>
15123 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15125 2007-02-07 Roger Sayle <roger@eyesopen.com>
15127 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15128 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15129 tablejumpdi, movsi_to_cr_one): Remove constraints from
15130 define_expand's match_operands.
15132 2007-02-07 Roger Sayle <roger@eyesopen.com>
15134 * global.c (compute_regsets): Move declatation of "i" inside of
15135 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15137 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15140 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15141 of INDIRECT_REF <RESULT_DECL>.
15143 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15145 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15146 Kaz Kojima <kkojima@gcc.gnu.org>
15149 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15151 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15153 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15155 * doc/loop.texi: Document possibility not to perform disambiguation
15156 of loops with multiple latches.
15157 * cfgloopmanip.c (alp_enum_p): Removed.
15158 (add_loop): Handle subloops. Use get_loop_body_with_size.
15159 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15160 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15161 the new forwarder block.
15162 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15163 Handle the case latch is NULL.
15164 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15165 modifications when marking loop exits.
15166 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15168 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15169 disambiguate_loops_with_multiple_latches.
15170 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15171 before fix_loop_structure.
15172 * cfgloop.c: Include pointer-set.h and output.h.
15173 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15174 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15175 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15176 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15177 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15178 disambiguate_multiple_latches, get_loop_body_with_size,
15179 disambiguate_loops_with_multiple_latches): New functions.
15180 (flow_loop_dump): Dump multiple latch edges.
15181 (flow_loop_nodes_find): Handle loops with multiple latches.
15182 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15183 (glb_enum_p): Modified.
15184 (get_loop_body): Use get_loop_body_with_size.
15185 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15186 (AVOID_CFG_MODIFICATIONS): New constant.
15187 (disambiguate_loops_with_multiple_latches, add_loop,
15188 get_loop_body_with_size): Declare.
15189 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15191 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15193 PR inline-asm/28686
15194 * global.c (compute_regsets): New function.
15195 (global_alloc): Refactored ELIMINABLE_REGSET
15196 and NO_GLOBAL_ALLOC_REGS computation out.
15197 (rest_of_handle_global_alloc): Call compute_regsets()
15198 for non-optimizing case.
15200 2007-02-06 Richard Henderson <rth@redhat.com>
15202 * config/i386/constraints.md (Y2): Rename from Y.
15203 (Yi): New constraint.
15204 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15205 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15206 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15207 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15208 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15209 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15210 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15211 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15212 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15213 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15214 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15215 vec_extractv2si_1): Change Y constraints to Y2.
15216 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15217 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15218 Change Y constraints to Y2.
15219 (sse2_loadld): Change Y constraints to x.
15221 2007-02-06 Roger Sayle <roger@eyesopen.com>
15223 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15224 (parity<mode>2): New define_expand using rs6000_emit_parity.
15225 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15226 rs6000_emit_parity): New functions.
15227 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15228 rs6000_emit_parity): Prototype here.
15230 2007-02-06 Ian Lance Taylor <iant@google.com>
15232 * lower-subreg.c (simple_move_operand): Reject CONST.
15233 (resolve_clobber): Call validate_change rather than directly
15234 assigning to XEXP (pat, 0).
15236 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15238 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15239 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15240 (tree-cfg.o): Remove hashtab.h dependency.
15242 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15243 (struct ivopts_data): Change niters to pointer_map_t.
15244 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15245 (niter_for_exit): Create pointer_map on demand. Change for
15247 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15248 (free_loop_data): Destroy data->niters if created and reset field.
15249 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15250 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15252 * tree-ssa-reassoc.c: Include pointer-set.h.
15253 (bb_rank): Change to long *.
15254 (operand_rank): Change to pointer_map_t.
15255 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15256 (insert_operand_rank): Accept long.
15257 (operand_entry_hash, operand_entry_eq): Remove.
15258 (get_rank): Return long. Adjust for changes above.
15259 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15261 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15263 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15264 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15265 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15267 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15268 directly since it cannot be NULL.
15269 (get_vi_for_tree): Rewrite for pointer_map API.
15270 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15271 (init_alias_vars): Create vi_for_tree as pointer_map.
15272 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15274 * tree-cfg.c: Don't include hashtab.h.
15275 (edge_to_cases): Declare as pointer_map.
15276 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15278 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15279 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15280 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15282 (record_switch_edge): Delete.
15283 (get_cases_for_edge): Adjust for pointer_map API, inline
15284 record_switch_edge (rewritten for new API), remove goto.
15286 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15288 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15289 * tree-nested.c: Include pointer-set.h.
15290 (var_map_elt, var_map_eq, var_map_hash): Delete.
15291 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15292 to pointer_map_t's.
15293 (nesting_info_bitmap_obstack): New.
15294 (lookup_field_for_decl): Adjust for pointer_map API.
15295 (lookup_tramp_for_decl): Adjust for pointer_map API.
15296 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15297 (get_local_debug_decl): Adjust for pointer_map API.
15298 (convert_nl_goto_reference): Adjust for pointer_map API.
15299 (convert_nl_goto_receiver): Adjust for pointer_map API.
15300 (create_nesting_tree): Create outside GGC space. Create bitmap on
15301 the new obstack. Create field_map and var_map as pointer_maps.
15302 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15304 (lower_nested_functions): Move root here, no need to NULL it.
15305 Initialize and release the obstack.
15307 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15309 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15310 Remove prototypes and make them non-static.
15311 (struct tree_int_map): Remove.
15312 * tree.h (struct tree_int_map): Move here, turning TO into an
15314 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15316 * tree.h (TREE_COMPLEXITY): Remove.
15317 (struct tree_exp): Remove complexity field.
15318 * tree.c (build1_stat): Don't set it.
15320 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15321 Victor Kaplansky <victork@il.ibm.com>
15323 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15324 (vect_is_simple_reduction): Support reduction with induction as
15325 one of the operands.
15326 (vect_is_simple_iv_evolution): Fix formatting.
15327 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15328 formatting. Don't mark induction phis for vectorization.
15329 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15330 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15331 (vect_get_vec_def_for_operand): Support induction.
15332 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15334 (vectorizable_reduction): Support reduction with induction as one of
15336 (vectorizable_type_demotion): Use def-type of stmt argument rather
15337 than dummy def-type.
15339 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15340 flag_tree_scev_cprop.
15341 * common.opt (tree-scev-cprop): New flag.
15343 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15344 call to vect_get_new_vect_var.
15346 2007-02-06 Ira Rosen <irar@il.ibm.com>
15348 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15349 vectype is not NULL.
15350 (vect_pattern_recog_1): Likewise.
15352 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15354 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15355 (fold_negate_expr): Likewise.
15357 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15360 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15361 even if cv-qualification is the same.
15363 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15365 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15366 __enable_execute_stack on completion.
15368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15370 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15371 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15372 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15373 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15374 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15375 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15376 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15377 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15381 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15382 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15383 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15384 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15385 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15386 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15387 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15388 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15389 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15390 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15391 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15392 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15393 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15394 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15395 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15396 sqrtextenddfxf2_i387): Added amdfam10_decode.
15398 * config/i386/athlon.md (athlon_idirect_amdfam10,
15399 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15400 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15401 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15402 athlon_ivector_store_amdfam10): New define_insn_reservation.
15403 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15408 * config/i386/athlon.md (athlon_call_amdfam10,
15409 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15410 define_insn_reservation.
15411 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15412 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15413 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15417 * config/i386/athlon.md (athlon_sseld_amdfam10,
15418 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15419 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15421 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15423 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15424 define_insn_reservation.
15425 * config/i386/i386.md (sseins): Added sseins to define_attr type
15426 and define_attr unit.
15427 * config/i386/sse.md: Set type attribute to sseins for insertq
15430 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15432 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15433 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15434 ssecomi_load_amdfam10, ssecomi_amdfam10,
15435 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15436 define_insn_reservation.
15437 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15439 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15441 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15442 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15443 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15444 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15445 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15446 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15447 define_insn_reservation.
15449 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15450 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15451 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15452 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15453 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15457 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15458 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15459 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15460 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15461 athlon_ssemul_load_k8): Added amdfam10.
15463 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15465 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15466 (x86_sse_unaligned_move_optimal): New variable.
15468 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15470 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15471 for unaligned vector SSE double/single precision loads for AMDFAM10.
15473 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15475 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15476 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15477 Define TARGET_CPU_DEFAULT_amdfam10.
15478 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15479 (processor_type): Add PROCESSOR_AMDFAM10.
15481 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15482 processor_type in config/i386/i386.h.
15483 Enable imul peepholes for TARGET_AMDFAM10.
15485 * config.gcc: Add support for --with-cpu option for amdfam10.
15487 * config/i386/i386.c (amdfam10_cost): New variable.
15488 (m_AMDFAM10): New macro.
15489 (m_ATHLON_K8_AMDFAM10): New macro.
15490 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15491 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15492 x86_promote_QImode, x86_integer_DFmode_moves,
15493 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15494 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15495 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15496 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15497 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15498 Enable/disable for amdfam10.
15499 (override_options): Add amdfam10_cost to processor_target_table.
15500 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15501 processor_alias_table.
15502 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15503 (ix86_adjust_cost): Add code for amdfam10.
15505 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15507 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15508 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15509 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15510 * config/i386/i386.h: Add builtin definition for SSE4A.
15511 * config/i386/i386.md: Add support for ABM instructions
15512 (popcnt and lzcnt).
15513 * config/i386/sse.md: Add support for SSE4A instructions
15514 (movntss, movntsd, extrq, insertq).
15515 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15516 Add -march=amdfam10 flag.
15517 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15518 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15520 * doc/extend.texi: Add documentation for SSE4A builtins.
15522 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15524 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15526 2007-02-05 Richard Guenther <rguenther@suse.de>
15528 * tree-vectorizer.h (vectorizable_function): Add argument type
15529 argument, change return type.
15530 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15531 * tree-vect-transform.c (vectorizable_function): Handle extra
15532 argument, return vectorized function decl.
15533 (build_vectorized_function_call): Remove.
15534 (vectorizable_call): Handle calls with result and argument types
15535 differing. Handle loop vectorization factor correctly.
15536 * targhooks.c (default_builtin_vectorized_function): Adjust for
15538 * targhooks.h (default_builtin_vectorized_function): Likewise.
15539 * target.h (builtin_vectorized_function): Add argument type
15541 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15542 extra argument, allow vectorizing of lrintf.
15543 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15544 documentation of target hook.
15546 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15549 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15550 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15551 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15553 2007-02-05 Roger Sayle <roger@eyesopen.com>
15555 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15556 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15557 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15558 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15559 before canonicalizing sincos to cexpi.
15560 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15562 2007-02-05 Roger Sayle <roger@eyesopen.com>
15564 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15565 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15566 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15568 2007-02-05 Roger Sayle <roger@eyesopen.com>
15570 * mips-tfile.c (initialize_init_file): Correct endianness test.
15572 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15574 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15575 the 'y' constraint.
15577 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15579 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15580 saves in a PARALLEL before the register assignments.
15582 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15584 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15585 DWARF_FRAME_RETURN_COLUMN to be a general register.
15586 * dwarf2out.c (init_return_column_size): New function, split from...
15587 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15588 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15589 to be nongeneral registers.
15590 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15592 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15593 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15595 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15597 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15599 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15601 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15602 (remove_path): Use can_remove_branch_p and remove_branch instead
15603 of loop_delete_branch_edge.
15604 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15605 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15606 Update profile using scale_dominated_blocks_in_loop.
15607 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15608 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15609 (can_remove_branch_p, remove_branch): Declare.
15610 * tree-cfg.c (tree_can_remove_branch_p): New function.
15611 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15612 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15613 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15615 2007-02-05 Jan Hubicka <jh@suse.cz>
15617 PR middle-end/30696
15618 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15619 nodes in cgraph, don't remove offline copy of the function.
15621 2007-02-04 Jan Hubicka <jh@suse.cz>
15623 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15624 vectors might cause maybe_lookup_element_for_expr to be called
15625 on non-sra-candidate.
15627 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15629 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15630 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15631 spelling conventions.
15633 2007-02-04 Richard Guenther <rguenther@suse.de>
15635 PR middle-end/30636
15636 * fold-const.c (try_move_mult_to_index): Make sure to not
15637 overflow one dimension of a multi-dimensional array access.
15639 2007-02-04 Jan Hubicka <jh@suse.cz>
15641 * passes.c (init_optimization_passes): Reindent.
15643 2007-02-04 Jan Hubicka <jh@suse.cz>
15644 Eric Botcazou <ebotcazou@adacore.com>
15646 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15647 (execute_fixup_cfg): Break out the abnormal goto code.
15648 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15649 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15650 (optimize_inline_calls): Call make_nonlocal_label_edges.
15652 2007-02-04 Jan Hubicka <jh@suse.cz>
15654 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15655 true when something was changed.
15656 (rename_ssa_copies): When something was changed, do
15657 TODO_remove_unused_locals.
15658 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15659 add TODO_remove_unused_locals when instruction was removed.
15661 2007-02-04 Jan Hubicka <jh@suse.cz>
15663 * ipa-inline.c (try_inline): Improve debug output; work on already
15665 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15666 call try_inline for already inlined edges too when flattening;
15667 inline also functions that make callee growth but overall unit size
15670 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15672 * config/m32c/bitops.md, config/m32c/jump.md,
15673 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15674 config/m32r/m32r.h, config/m32r/m32r.md,
15675 config/m32r/predicates.md, config/m68hc11/larith.asm,
15676 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15677 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15678 config/mips/mips-protos.h, config/mips/mips.c,
15679 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15680 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15681 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15682 spelling conventions.
15684 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15685 Follow spelling conventions.
15687 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15689 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15690 warn about C++0x compatibility.
15692 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15694 * config/h8300/h8300.c, config/h8300/h8300.h,
15695 config/h8300/h8300.md: Follow spelling conventions.
15697 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15699 PR middle-end/30667
15700 * combine.c (try_combine): Do not substitute source operand
15701 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15703 2007-02-03 Jan Hubicka <jh@suse.cz>
15705 PR gcov-profile/30650
15706 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15707 do not divide by zero for never executed counters.
15708 (tree_find_values_to_profile): Fix counters.
15709 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15711 2007-02-03 Ian Lance Taylor <iant@google.com>
15713 * lower-subreg.c (simple_move_operand): New static function,
15714 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15716 (simple_move): Call simple_move_operand.
15717 (find_decomposable_subregs): Add special handling of MEMs.
15718 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15719 meaning of return value. If we see a hard register, test whether
15720 it can store a word_mode value. Change all callers.
15722 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15724 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15725 ftrapv insns and expanders.
15726 (subdi3): Change define_expand operand 1 to arith11_operand, and
15727 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15728 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15729 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15732 PR middle-end/30174
15733 * varasm.c (notice_global_symbol): Treat global objects as weak when
15734 flag_shlib is true.
15736 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15738 * emit-rtl.c (dconstpi): Delete.
15739 (dconstsqrt2): New.
15740 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15741 * real.h (dconstpi): Delete.
15742 (dconstsqrt2): New.
15743 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15744 (fold_builtin_hypot): Likewise.
15746 2007-02-03 Tom Tromey <tromey@redhat.com>
15749 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15750 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15752 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15754 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15755 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15756 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15757 config/rs6000/cell.md, config/rs6000/darwin.h,
15758 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15759 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15760 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15761 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15762 typos. Follow spelling conventions.
15763 * doc/invoke.texi: Follow spelling conventions.
15765 2007-02-03 Roger Sayle <roger@eyesopen.com>
15767 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15768 canonicalization transformations that attempt to simplify integer
15769 constant comparisons to become comparisons against zero.
15771 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15773 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15775 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15776 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15778 2007-02-02 Mike Stump <mrs@apple.com>
15780 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15781 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15782 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15783 generate a branch island.
15785 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15787 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15788 (xtensa_legitimate_address_p): New.
15789 (xtensa_legitimize_address): New.
15790 (xtensa_output_addr_const_extra): New.
15791 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15793 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15794 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15795 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15796 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15797 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15798 (xtensa_legitimize_address): New.
15799 (xtensa_output_addr_const_extra): New.
15801 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15803 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15805 2007-02-02 Ian Lance Taylor <iant@google.com>
15807 * expmed.c (expand_divmod): Add comment.
15809 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15811 * emit-rtl.c (renumber_insns): Remove.
15812 * flags.h: Remove the extern for flag_renumber_insns.
15813 * rtl.h: Remove the prototype for renumber_insns.
15814 * toplev.c (flag_renumber_insns): Remove.
15816 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15818 Revert for x86 darwin:
15819 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15821 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15822 code before the following patch under TARGET_MACHO.
15823 (ix86_function_value_regno_p): Likewise.
15825 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15827 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15830 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15833 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15834 loads to general or fp registers. Add comments.
15835 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15837 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15839 * pointer-set.c (insert_aux): Only return insertion slot.
15840 (pointer_set_insert): Adjust.
15841 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15842 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15843 pointer_map_traverse): New.
15844 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15845 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15846 pointer_map_contains, pointer_map_traverse): Declare.
15848 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15850 PR middle-end/30473
15851 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15852 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15854 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15856 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15858 (struct _dep): New type.
15859 (dep_t): New typedef.
15860 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15861 (DEP_STATUS): New access macro. The macro with the same name was
15862 renamed to DEP_LINK_STATUS.
15863 (dep_init): Declare function
15865 (struct _dep_link): New type.
15866 (dep_link_t): New typedef.
15867 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15868 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15869 (DEP_LINK_STATUS): New macro.
15870 (debug_dep_links): New debug function.
15872 (struct _deps_list): New type.
15873 (deps_list_t): New typedef.
15874 (DEPS_LIST_FIRST): New access macro.
15875 (FOR_EACH_DEP_LINK): New cycle macro.
15876 (create_deps_list, free_deps_list, delete_deps_list): Declare
15878 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15879 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15880 (copy_deps_list_change_con): Ditto.
15882 (move_dep_link): Declare function.
15884 (struct _dep_node): New type.
15885 (dep_node_t): New typedef.
15886 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15888 (struct haifa_insn_data.back_deps): New field to hold backward
15889 dependencies of the insn.
15890 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15892 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15893 Change its type to deps_list_t.
15894 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15895 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15896 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15898 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15900 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15902 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15904 (dep_cost): Declare.
15906 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15907 (ds_to_dk, dk_to_ds): New functions.
15909 (init_dep_1): New static function.
15910 (init_dep): New function.
15911 (copy_dep): New static function.
15913 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15915 (detach_dep_link): New static function.
15916 (move_dep_link): New function.
15918 (dep_links_consistent_p, dump_dep_links): New static functions.
15919 (debug_dep_links): New debugging function.
15921 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15923 (alloc_deps_list, init_deps_list): New static functions.
15924 (create_deps_list): New function.
15925 (clear_deps_list): New static function.
15926 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15927 (deps_list_consistent_p, dump_deps_list): New static functions.
15928 (debug_deps_list): New function.
15929 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15931 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15933 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15934 use new scheduler dependencies lists.
15935 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15936 (sched_analyze): Ditto. Initialize dependencies lists.
15937 (add_forw_dep, compute_forward_dependences): Update to use new
15938 scheduler dependencies lists.
15940 (init_dependency_caches): Init deps_obstack.
15941 (free_dependency_caches): Free deps_obstack.
15943 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15944 new scheduler dependencies lists.
15945 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15946 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15948 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15949 Update to use new scheduler dependencies lists.
15950 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15951 (debug_dependencies): Ditto.
15952 (schedule_region): Update comments.
15954 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15955 scheduler dependencies lists.
15956 (schedule_ebb): Update comments.
15958 * rtl.def (DEPS_LIST): Remove.
15960 * lists.c (unused_deps_list): Remove.
15961 (free_list): Update assertions.
15963 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15964 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15966 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15967 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15969 * haifa-sched.c (comments): Update.
15970 (insn_cost1): Remove. Inline the code into insn_cost ().
15971 (insn_cost): Update to use new scheduler dependencies lists. Move
15972 processing of the dependency cost to dep_cost ().
15973 (dep_cost): New function. Use it instead of insn_cost () when
15974 evaluating cost of the dependency. Use compatible interface to
15975 interact with the target.
15976 (priority): Update to use new scheduler dependencies lists.
15977 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15978 with greater number of insns that depend on the insn.
15979 (schedule_insn): Update to use new scheduler dependencies lists. Add
15980 code to free backward dependencies lists. Inline and optimize code
15981 from resolve_dep () - see PR28071.
15982 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15983 lists. Update call to targetm.sched.is_costly_dependence hook.
15985 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15986 scheduler dependencies lists.
15988 (resolve_dep): Remove. Move the logic to schedule_insn ().
15989 (init_h_i_d): Initialize dependencies lists.
15991 (process_insn_depend_be_in_spec): Rename to
15992 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15993 dependencies lists.
15994 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15995 Update to use new scheduler dependencies lists.
15996 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15998 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15999 new scheduler dependencies lists.
16000 (build_intra_loop_deps): Ditto.
16002 * target.h (struct _dep): Declare to use in
16003 gcc_target.sched.is_costly_dependence.
16004 (struct gcc_target.sched.adjust_cost): Fix typo.
16005 (struct gcc_target.sched.is_costly_dependence): Change signature to
16006 use single dep_t parameter instead of an equivalent triad.
16007 (struct gcc_target.sched.adjust_cost_2): Remove.
16009 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16011 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16013 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16015 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16017 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16018 (REG_DEP_TRUE): Document.
16020 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16021 Change signature to correspond to the targetm.sched.adjust_cost hook.
16022 Update use in TARGET_SCHED_ADJUST_COST_2.
16023 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16024 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16025 new scheduler dependencies lists.
16026 (ia64_gen_check): Ditto.
16028 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16029 scheduler dependencies lists.
16031 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16032 signature to correspond to the targetm.sched.is_costly_dependence hook.
16033 (is_costly_group): Update to use new scheduler dependencies lists.
16035 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16036 instead of INSN_COST () macro.
16038 2007-02-01 Ian Lance Taylor <iant@google.com>
16040 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16042 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16044 * pa.md (tp_load): Correct mfctl instruction syntax.
16046 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16048 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16049 altivec_padding_size calculation on AIX. Improve comment, add
16050 assert to verify that it's right.
16052 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16055 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16057 PR inline-asm/28686
16058 * global.c (global_alloc): Add mising initialization of
16061 2007-02-01 Roger Sayle <roger@eyesopen.com>
16063 * alias.c (init_alias_analysis): Correct whitespace.
16064 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16065 partition_hot_cold_basic_blocks): Likewise.
16066 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16067 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16068 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16069 fold_builtin_snprintf_chk, fold_builtin_printf,
16070 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16071 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16072 * cfgcleanup.c (cleanup_cfg): Likewise.
16073 * cfgexpand.c (tree_expand_cfg): Likewise.
16074 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16075 * function.c (get_next_funcdef_no): Likewise.
16076 * gengtype.c (main): Likewise.
16077 * genmodes.c (main): Likewise.
16078 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16079 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16080 * ifcvt.c (noce_emit_move_insn): Likewise.
16081 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16083 * stor-layout.c (get_best_mode): Likewise.
16084 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16085 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16086 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16087 perform_var_substitution, solve_graph): Likewise.
16088 * tree-vrp.c (vrp_finalize): Likewise.
16090 2007-02-01 Ian Lance Taylor <iant@google.com>
16092 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16093 high part of a paradoxical subreg, return a constant zero.
16095 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16097 * toplev.c (lang_dependent_init): Call init_set_costs.
16098 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16100 2007-02-01 Richard Guenther <rguenther@suse.de>
16102 PR middle-end/30656
16103 * fold-const.c (fold_negate_expr): Allow negating a
16104 constant if overflow does not change.
16106 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16108 * doc/c-tree.texi (Expression trees): Improve markup.
16109 * doc/tm.texi (Register Classes, Addressing Modes)
16110 (Floating Point): Fix spacing after abbreviations. Fix some
16113 2007-02-01 Ben Elliston <bje@au.ibm.com>
16115 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16116 * doc/contrib.texi: Likewise.
16117 * doc/install.texi: Likewise.
16119 2007-01-31 Richard Henderson <rth@redhat.com>
16120 Ian Lance Taylor <iant@google.com>
16122 * lower-subreg.c: New file.
16123 * rtl.def (CONCATN): Define.
16124 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16125 pass_lower_subreg2.
16126 * emit-rtl.c (update_reg_offset): New static function, broken out
16127 of gen_rtx_REG_offset.
16128 (gen_rtx_REG_offset): Call update_reg_offset.
16129 (gen_reg_rtx_offset): New function.
16130 * regclass.c: Revert patch of 2006-03-05, restoring
16132 (clear_reg_info_regno): New function.
16133 * dwarf2out.c (concatn_loc_descriptor): New static function.
16134 (loc_descriptor): Handle CONCATN.
16135 * common.opt (fsplit_wide_types): New option.
16136 * opts.c (decode_options): Set flag_split_wide_types when
16138 * timevar.def (TV_LOWER_SUBREG): Define.
16139 * rtl.h (gen_reg_rtx_offset): Declare.
16140 (reg_scan_update): Declare.
16141 * regs.h (clear_reg_info_regno): Declare.
16142 * tree-pass.h (pass_lower_subreg): Declare.
16143 (pass_lower_subreg2): Declare.
16144 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16145 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16146 -fsplit-wide-types.
16147 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16148 * Makefile.in (OBJS-common): Add lower-subreg.o.
16149 (lower-subreg.o): New target.
16151 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16153 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16155 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16158 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16160 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16162 PR middle-end/29335
16163 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16165 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16167 * cfgloop.h: Include vec-prim.h.
16168 (enum li_flags): Remove LI_ONLY_OLD.
16169 (loop_iterator): Changed.
16170 (fel_next, fel_init): Iterate over loop tree.
16171 (FOR_EACH_LOOP_BREAK): New macro.
16172 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16174 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16175 * modulo-sched.c (sms_schedule): Ditto.
16176 * tree-vectorizer.c (vectorize_loops): Ditto.
16177 * doc/loop.texi: Update information on loop numbering and behavior of
16178 FOR_EACH_LOOP wrto new loops.
16179 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16180 add_to_evolution_1): Test nestedness of loops instead of comparing
16182 * tree-chrec.c (chrec_fold_plus_poly_poly,
16183 chrec_fold_multiply_poly_poly, chrec_evaluate,
16184 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16185 reset_evolution_in_loop): Ditto.
16186 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16188 2007-01-31 Dirk Mueller <dmueller@suse.de>
16190 * c-common.c (warn_about_parentheses): Separate warning about
16191 un-parenthized sequence of comparison operators from the one
16192 which is supposed to warn about x <= y <= z.
16194 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16196 * optabs.h (enum optab_index): Add new OTI_isinf.
16197 (isinf_optab): Define corresponding macro.
16198 * optabs.c (init_optabs): Initialize isinf_optab.
16199 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16201 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16202 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16204 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16205 expand_builtin_interclass_mathfn.
16206 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16207 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16208 (fxam<mode>2_i387): New insn pattern.
16209 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16210 built-in functions as x87 inline asm.
16212 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16214 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16216 2007-01-30 Eric Christopher <echristo@apple.com>
16218 * config.gcc: Add geode.
16220 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16222 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16223 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16224 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16225 value-prof.c: Fix comment typos.
16227 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16230 * doc/invoke.texi (Wpointer-arith): Document warning.
16232 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16234 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16235 the list of discrepancies from the draft TR.
16237 2007-01-30 Dirk Mueller <dmueller@suse.de>
16240 * doc/invoke.texi (-Wreturn-type): Update description to
16241 match new behavior.
16243 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16245 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16247 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16249 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16250 to handle optabs that operate on floating point input argument and
16251 output to integer output.
16252 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16253 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16254 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16255 expand_builtin_interclass_mathfn ().
16256 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16257 (ilogbsi2): Remove.
16258 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16259 ilogbl built-in functions as x87 intrinsics.
16261 2007-01-30 Richard Guenther <rguenther@suse.de>
16263 PR middle-end/27657
16264 * dwarf2out.c (reference_to_unused): Query varpool if the
16265 variable was output.
16267 2007-01-30 Richard Guenther <rguenther@suse.de>
16269 PR middle-end/30313
16270 * passes.c (execute_one_pass): Reset in_gimple_form to not
16271 confuse non-unit-at-a-time mode.
16273 2007-01-29 Roger Sayle <roger@eyesopen.com>
16274 Richard Guenther <rguenther@suse.de>
16276 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16277 avoid undefined behaviour on overflow. Use force_fit_type_double
16278 to construct the constant with the specified TREE_OVERFLOW.
16280 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16282 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16283 * config/dfp-bit.h: Ditto.
16285 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16287 * c-decl.c (pop_scope): Replace warnings with call to
16288 warn_for_unused_label.
16289 * c-common.h (warn_for_unused_label): Declare.
16290 * c-common.c (warn_for_unused_label): Define.
16292 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16294 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16297 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16299 * Makefile.in (USER_H): Remove decfloat.h.
16300 * ginclude/decfloat.h: Delete, moving contents to ...
16301 * ginclude/float.h: Add support for decimal floating point,
16302 guarded by __STDC_WANT_DEC_FP__.
16304 2007-01-29 Mike Stump <mrs@apple.com>
16306 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16307 Analysis and Representation to resolve case insensitive conflict.
16308 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16310 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16312 * tree.h (struct tree_memory_tag): Add aliases member.
16313 (MTAG_ALIASES): New macro.
16314 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16315 (add_may_alias): Remove pointer-set. Update for may_aliases being
16317 (mark_aliases_call_clobbered): Update for may_aliases being a
16319 (compute_tag_properties): Ditto.
16320 (create_partition_for): Ditto.
16321 (compute_memory_partitions): Ditto.
16322 (dump_may_aliases_for): Ditto.
16323 (is_aliased_with): Ditto.
16324 (add_may_alias_for_new_tag): Ditto.
16325 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16326 (compute_is_aliased): New function.
16327 (compute_may_aliases): Call compute_is_aliased).
16328 (init_alias_info): Initialize alias_bitmap_obstack.
16329 (union_alias_set_into): New function.
16330 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16331 (have_common_aliases_p): Rewrite to take two bitmaps and use
16333 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16334 Update for bitmaps.
16335 (finalize_ref_all_pointers): Update for add_may_alias changes.
16336 (new_type_alias): Ditto.
16337 * tree-flow-inline.h (may_aliases): Return a bitmap.
16338 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16339 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16340 may_aliases being a bitmap.
16341 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16342 may_aliases now returns a bitmap.
16343 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16345 * tree-ssa-operands.c (add_virtual_operand): Update for
16346 may_aliases being a bitmap.
16348 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16350 PR tree-optimization/30630
16351 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16352 variable as changed.
16354 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16357 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16358 expanded only once even if an error occurs.
16360 2007-01-29 Ben Elliston <bje@au.ibm.com>
16362 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16363 (__gcov_average_profiler): Likewise.
16364 (__gcov_ior_profiler): Likewise.
16365 (__gcov_merge_ior): Likewise.
16367 2007-01-28 Jan Hubicka <jh@suse.cz>
16369 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16370 * value-prof.c (stringop_block_profile): Likewise.
16372 2007-01-28 Jan Hubicka <jh@suse.cz>
16374 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16375 Add variant handling histograms; add wrapper.
16376 (clear_storage_via_libcall): Export.
16377 (emit_block_move_hints): Break out from ...; add histograms.
16378 (emit_block_move): ... this one.
16379 (clear_storage_hints): Break out from ...; add histograms.
16380 (clear_storage): ... this one.
16381 (set_storage_via_memset): Handle histogram.
16382 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16383 (clear_storage_hints, clear_storage_via_libcall): Declare.
16384 (set_storage_via_setmem): Update prototype.
16385 * doc/md.texi (movmem, setmem): Document new arguments.
16387 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16388 Add new histograms.
16389 (stringop_block_profile): New global function.
16390 (tree_stringops_values_to_profile): Profile block size and alignment.
16391 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16393 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16394 (stringop_block_profile): Declare.
16395 * builtins.c: Include value-prof.h.
16396 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16397 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16398 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16399 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16400 * profile.c (instrument_values): Add new counters.
16401 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16403 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16404 (tree_init_edge_profiler): Build new profilers.
16405 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16406 (pass_tree_profile): Add dump.
16407 (tree_profile_hooks): Update.
16408 * Makefile.in (LIBGCOV): Add new constants.
16409 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16410 __gcov_ior_profiler): New.
16411 * i386.md (movmem/setmem expanders): Add new optional arguments.
16413 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16415 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16417 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16419 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16420 (tree_unswitch_single_loop): Pass eni_size_weights to
16421 tree_num_loop_insns.
16422 * tree-ssa-loop-manip.c: Include tree-inline.h.
16423 (can_unroll_loop_p): Pass eni_size_weights to
16424 tree_num_loop_insns.
16425 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16426 Pass eni_size_weights to estimate_num_insns.
16427 * tree.h (init_inline_once): Export.
16428 * toplev.c (backend_init): Call init_inline_once.
16429 * cgraphunit.c (cgraph_process_new_functions,
16430 cgraph_analyze_function): Pass eni_inlining_weights to
16431 estimate_num_insns.
16432 * ipa-inline.c (compute_inline_parameters): Ditto.
16433 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16434 to estimate_num_insns.
16435 (try_unroll_loop_completely): Pass eni_size_weights to
16436 tree_num_loop_insns.
16437 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16438 ot estimate_num_insns.
16439 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16440 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16441 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16442 eni_time_weights): New variables.
16443 (init_inline_once): Initialize them.
16444 (struct eni_data): Mew.
16445 (estimate_num_insns_1, estimate_num_insns): Use weights.
16446 * tree-inline.h (struct eni_weights_d): New.
16447 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16448 (estimate_num_insns): Declaration changed.
16449 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16450 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16451 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16453 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16455 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16456 relations in the conflict function is valid.
16458 2007-01-27 Ian Lance Taylor <iant@google.com>
16460 * common.opt: Add fstrict-overflow.
16461 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16462 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16463 (TYPE_OVERFLOW_UNDEFINED): Define.
16464 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16466 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16467 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16468 (fold_negate_expr): Likewise.
16469 (make_range): Likewise.
16470 (extract_muldiv_1): Likewise.
16471 (maybe_canonicalize_comparison): Likewise.
16472 (fold_comparison): Likewise.
16473 (fold_binary): Likewise.
16474 (tree_expr_nonnegative_p): Likewise.
16475 (tree_expr_nonzero_p): Likewise.
16476 * tree-vrp.c (compare_values): Likewise.
16477 (extract_range_from_binary_expr): Likewise.
16478 (extract_range_from_unary_expr): Likewise.
16479 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16481 (nowrap_type_p): Likewise.
16482 * tree-scalar-evolution.c (simple_iv): Likewise.
16483 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16484 (build_range_check): Likewise.
16485 (extract_muldiv_1): Likewise.
16486 (fold_comparison): Likewise.
16487 * tree-vrp.c (vrp_int_const_binop): Likewise.
16488 (extract_range_from_unary_expr): Likewise.
16489 * convert.c (convert_to_integer): Likewise.
16490 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16491 (fold_comparison): Likewise.
16492 (fold_binary): Likewise.
16493 * optabs.c (optab_for_tree_code): Likewise.
16494 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16495 * simplify-rtx.c (simplify_const_relational_operation): Check
16496 flag_strict_overflow and flag_trapv.
16497 (simplify_const_relational_operation): Likewise.
16498 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16499 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16502 2007-01-27 Roger Sayle <roger@eyesopen.com>
16504 * tree.c (tree_fold_gcd): Delete.
16505 * tree.h (tree_fold_gcd): Remove prototype.
16506 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16507 test whether one constant integer is a multiple of another. Instead
16508 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16509 * fold-const.c (multiple_of_p): We've determined both TOP and
16510 BOTTOM are integer constants so we can call int_const_binop directly
16511 instead of the more generic const_binop.
16513 2007-01-27 Roger Sayle <roger@eyesopen.com>
16515 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16516 1*X check that the constant hasn't overflowed, to preserve the
16518 (round_up): Provide an efficient implementation when rouding-up an
16519 INTEGER_CST to a power-of-two.
16521 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16523 * doc/sourcebuild.texi: Add comma for clarity.
16524 * doc/extend.texi: Fix some typos.
16525 * doc/passes.texi: Likewise.
16526 * doc/cppinternals.texi: Likewise.
16527 * doc/c-tree.texi: Likewise.
16528 * doc/tree-ssa.texi: Likewise.
16529 * doc/install.texi: Likewise.
16531 2007-01-27 Jan Hubicka <jh@suse.cz>
16533 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16534 (pass_sra): Do not require alias information.
16535 * passes.c (init_optimization_passes): Add SRA
16537 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16539 * tracer.c (rest_of_handle_tracer): We already cleaned
16540 up the CFG in tracer() so don't do it here again.
16541 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16542 cleanup_cfg here, either. And don't call renumber_insns.
16544 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16545 and BB_HEAD are in the insn stream here. Instead make sure
16546 that BB_INSN is valid on all insns. Also, do check here that
16547 there are no pending branch predictions...
16548 (rtl_verify_flow_info): ...instead of doing it here. Checks
16549 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16552 2007-01-26 Roger Sayle <roger@eyesopen.com>
16554 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16555 function to simplify/factorize operand order canonicalization.
16556 (ix86_fixup_binary_operands): Reorganize using the above function.
16557 (ix86_binary_operator_ok): Likewise.
16559 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16561 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16562 file scope from optimize_attrs.
16563 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16565 (optimize_attrs): Clear insn_code_values after freeing it.
16567 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16569 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16570 a parts.base assignment.
16572 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16574 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16575 (compute_subscript_distance, initialize_data_dependence_relation,
16576 finalize_ddr_dependent, analyze_ziv_subscript,
16577 analyze_siv_subscript_cst_affine,
16578 compute_overlap_steps_for_affine_univar,
16579 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16580 analyze_siv_subscript, analyze_miv_subscript,
16581 analyze_overlapping_iterations, subscript_dependence_tester_1,
16582 compute_self_dependence, free_dependence_relation): Work
16583 with affine_fn instead of chrecs.
16584 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16585 common_affine_function, affine_function_base,
16586 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16587 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16588 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16589 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16590 (all_chrecs_equal_p): Removed.
16591 * tree-data-ref.h (affine_fn, conflict_function): New types.
16592 (struct subscript): Change type of conflicting_iterations_in_a
16593 and conflicting_iterations_in_b.
16595 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16598 * config/pa/pa.h (TARGET_HPUX_11): New.
16599 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16600 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16602 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16603 Richard Guenther <rguenther@suse.de>
16605 * tree-ssa-structalias.c (solve_graph): Handle case
16606 we merged the variable to another.
16608 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16610 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16613 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16614 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16616 2007-01-25 DJ Delorie <dj@redhat.com>
16618 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16619 allow changes to modes which don't fit in those registers.
16621 * reload1.c (choose_reload_regs): Check for invalid subregs before
16622 computing their locations, not after.
16624 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16627 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16628 save Altivec registers in an eh_return function.
16629 (compute_vrsave_mask): Likewise.
16630 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16631 for saving Altivec registers.
16632 (rs6000_emit_prologue): Don't allocate stack twice in
16633 eh_return function. Correct expected value of altivec_save_offset
16634 when using save_world. Describe save of R0 to stack when using
16635 save_world. Describe stack pointer adjustment when using
16636 save_world. Remove duplicated eh_return parameter register saving.
16637 Update sp_offset variable after save_world.
16638 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16640 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16641 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16644 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16646 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16648 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16651 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16652 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16654 2007-01-25 Richard Guenther <rguenther@suse.de>
16656 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16657 * common.opt (-Wcoverage-mismatch): New warning option.
16658 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16659 if -Wcoverage-mismatch is given.
16661 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16663 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16664 (ipcp_driver): Change to static definition.
16665 Add dumping of the ifunctions.
16666 (constant_val_insert): Remove unused parameter. Support for SSA.
16667 (ipcp_propagate_const): Support for SSA.
16668 (ipcp_profile_bb_print): Print only analyzed nodes.
16669 (ipcp_replace_map_create): Remove support for Fortran constant
16671 * ipa-prop.c (ipa_method_modify_stmt,
16672 ipa_callsite_compute_param): Support for SSA.
16673 * ipa-prop.h (ipcp_driver): Remove declaration.
16674 (IS_VALID_TREE_MAP_INDEX): Add define.
16676 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16678 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16680 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16682 PR middle-end/30447
16683 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16684 constant argument to cabs and do it without checking for
16685 -funsafe-math-optimizations.
16687 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16689 * c-common.h (RID_FIRST_CXX0X): New.
16690 (RID_LAST_CXX0X): New.
16691 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16693 * c.opt (Wc++0x-compat): New.
16694 * doc/invoke.texi (-Wc++0x-compat): Document.
16696 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16698 * builtins.c (fold_builtin_carg): New.
16699 (fold_builtin_1): Use it.
16701 2007-01-24 Jan Hubicka <jh@suse.cz>
16703 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16705 * ipa-inline.c (initial_insns, max_insns): Delete.
16706 (compute_max_insns): New function.
16707 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16708 amount of insns as base for code growth.
16709 (cgraph_decide_inlining): Make initial_insns local; do not compute
16711 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16712 * doc/invoke.texi (inline-unit-growth): Update docs.
16714 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16716 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16717 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16718 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16719 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16720 for CPUs that have PTA_CX16 set.
16722 PR middle-end/27416
16723 * gimplify.c (omp_check_private): New function.
16724 (gimplify_scan_omp_clauses): Use it for
16725 firstprivate/lastprivate/reduction.
16727 PR middle-end/30494
16728 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16729 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16731 PR middle-end/30421
16732 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16733 If lower_lastprivate_clauses emits some statements, append them
16734 to dlist rather than body_p and to body_p append an initializer.
16735 (lower_omp_for): Adjust caller.
16737 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16739 * target.h (globalize_decl_name): New.
16740 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16741 * output.h (default_globalize_decl_name): New.
16742 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16744 (globalize_decl): Ditto.
16745 (default_globalize_decl_name): New.
16746 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16747 (ia64_handle_version_id_attribute): New.
16748 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16749 (ia64_asm_output_external): Use globalize_decl_name instead
16750 of globalize_label.
16751 * doc/extend.texi (version_id): New pragma.
16752 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16754 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16756 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16757 _uleb128_t and _Unwind_SWord with _sleb128_t.
16758 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16759 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16761 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16762 * unwind-pe.h (read_uleb128, read_sleb128,
16763 read_encoded_value_with_base): Likewise.
16764 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16766 2007-01-24 Richard Guenther <rguenther@suse.de>
16768 * builtins.c (expand_builtin_cexpi): Get the fndecl
16769 for cexp in the correct way.
16771 2007-01-24 Jan Hubicka <jh@suse.cz>
16773 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16776 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16778 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16779 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16780 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16781 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16782 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16783 __SIZEOF_PTRDIFF_T__.
16784 * doc/cpp.texi: Documentation for the new builtin macros added.
16786 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16789 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16790 instead of operands[2] to avoid access past the end of array.
16792 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16794 * reload1.c (emit_reload_insns): Pass the reload register
16795 for a non-spill output reload through forget_old_reloads_1.
16797 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16799 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16800 _SOFT_DOUBLE if doubles use software floating-point.
16801 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16802 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16803 * config/rs6000/darwin-ldouble.c: Also compile functions for
16804 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16805 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16806 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16807 commented-out long double override.
16808 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16809 * config/rs6000/eabispe.h: Likewise.
16810 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16811 long double for non-SPE.
16812 (rs6000_handle_option): Likewise.
16813 (invalid_e500_subreg): Disallow more subregs involding DImode,
16814 DFmode, TImode or TFmode.
16815 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16817 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16819 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16820 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16822 (rs6000_legitimate_address): Also check for TFmode for E500
16824 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16825 (spe_build_register_parallel): Handle TFmode and TCmode.
16826 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16828 (function_arg): Handle TFmode and TCmode for E500 double.
16829 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16831 (print_operand): Handle TFmode and TImode for %y.
16832 (rs6000_generate_compare): Handle TFmode comparisons for E500
16834 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16835 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16836 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16837 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16838 TFmode for E500 double.
16839 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16840 (floatsidf2): Enable for E500 double.
16841 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16842 (extenddftf2): Change to extenddftf2_fprs.
16843 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16844 depending on TARGET_E500_DOUBLE.
16845 (extendsftf2): Enable for E500 double.
16846 (trunctfdf2): Enable for E500 double.
16847 (trunctfsf2): Change to trunctfsf2_fprs.
16848 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16849 depending on TARGET_E500_DOUBLE.
16850 (floatsitf2): Enable for E500 double.
16851 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16852 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16853 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16854 (negtf2): Change to negtf2_internal.
16855 (negtf2): New expander.
16856 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16857 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16858 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16859 (movdi_internal32): Use rs6000_nonimmediate_operand.
16860 (unnamed splitter): Likewise.
16861 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16862 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16863 (SPE64TF, DITI): New mode macros.
16864 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16867 (frob_<mode>_di_2): New.
16868 (frob_tf_di_8_2): New.
16869 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16871 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16873 (frob_ti_<mode>_8_2): New.
16874 (frob_ti_tf_2): New.
16875 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16876 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16878 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16879 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16880 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16881 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16882 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16883 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16886 2007-01-23 Ian Lance Taylor <iant@google.com>
16888 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16890 (OBJS-archive): Reformat, alphabetize.
16891 (OBJS): Change out_object_file to OBJS-md.
16893 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16895 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16896 JUMP_P and CALL_P predicates where applicable.
16897 * config/i386/i386.c: Ditto.
16898 * config/i386/i386.md: Ditto.
16899 * config/i386/mmx.md: Ditto.
16900 * config/i386/predicates.md: Ditto.
16902 2007-01-22 Andreas Schwab <schwab@suse.de>
16904 * config/m68k/m68k.h: Fix comment.
16906 2007-01-22 Jan Hubicka <jh@suse.cz>
16908 * passes.c (init_optimization_passes): Do not rerun
16909 pass_early_warn_uninitialized.
16911 2007-01-22 Richard Guenther <rguenther@suse.de>
16913 PR tree-optimization/30038
16914 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16916 (execute_cse_sincos_1): Likewise.
16917 (execute_cse_sincos): Likewise.
16918 (gate_cse_sincos): Likewise.
16919 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16920 the cexpi() canonicalization of sincos().
16921 * tree-pass.h (pass_cse_sincos): Declare.
16922 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16924 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16926 PR rtl-optimization/29329
16927 * combine.c (replaced_rhs_insn): Rename to i2mod.
16928 (replaced_rhs_value): Rename to i2mod_new_rhs.
16929 (i2mod_old_rhs): New global variable.
16930 (combine_instructions): Adjust for above change. Save a copy of
16931 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16932 note are substituted in the second instruction.
16933 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16934 ditch the note if it pertains to the second eliminated register
16935 and this register is mentioned in i2mod_old_rhs.
16938 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16940 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16941 the insn to which the note was originally attached.
16943 2007-01-21 Jan Hubicka <jh@suse.cz>
16945 * ipa-inline.c (inlining_mode): Comment, move up.
16946 (cgraph_decide_inlining_incrementally): Do not perform inlining
16947 itself; fix handling of flattening of self recursive functions.
16948 (cgraph_find_cycles): Remove.
16949 (cgraph_flatten_node): Remove.
16950 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16951 (try_inline): New function.
16952 (cgraph_early_inlining): Update call of
16953 cgraph_decide_inlining_incrementally. Apply inlining here.
16954 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16956 2007-01-21 Dirk Mueller <dmueller@suse.de>
16959 * tree-vrp.c (check_array_bounds): do not warn
16960 about ADDR_EXPR's of ARRAY_REF's which are immediately
16961 used in binary expressions.
16963 2007-01-21 Ira Rosen <irar@il.ibm.com>
16965 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16966 read_write_dep and macros for its access.
16967 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16968 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16969 argument, call vect_check_interleaving for every independent pair of
16970 data-refs. Mark loads that access the same memory location as a store
16972 (vect_check_dependences): Remove.
16973 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16974 call, fix the call to vect_analyze_data_ref_dependence.
16975 (vect_analyze_data_ref_access): For statements that access the same
16976 data-ref, check that they are not stores; for loads, check that there
16977 is no store that access the same location.
16979 2007-01-20 Roger Sayle <roger@eyesopen.com>
16980 Joseph Myers <joseph@codesourcery.com>
16982 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16983 (-fdump-rtl-stack): Likewise.
16984 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16985 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16986 (-mpt-fixed): Use @minus{} for minus sign.
16987 (Using Precompiled Headers): Fix under/overfull hbox.
16989 2007-01-20 Jan Hubicka <jh@suse.cz>
16991 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16992 place within annotation.
16994 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16996 * pa.c (output_move_double): Change array size of xoperands to 4.
16998 2007-01-20 Jan Hubicka <jh@suse.cz>
17000 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17003 2007-01-19 Ian Lance Taylor <iant@google.com>
17005 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17006 constant to unsigned HOST_WIDE_INT before negating.
17008 2007-01-19 Ian Lance Taylor <iant@google.com>
17010 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17012 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17013 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17014 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17015 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17016 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17017 (realloc_vdef, realloc_vuse): Change second parameter to
17019 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17020 fields to unsigned.
17021 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17022 unsigned. Change x and lim locals to unsigned.
17023 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17025 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17026 (copy_virtual_operands): Change i and n locals to unsigned.
17028 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17030 PR middle-end/29335
17031 * builtins.c (fold_builtin_1): Handle builtin fdim.
17033 2007-01-20 Jan Hubicka <jh@suse.cz>
17035 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17036 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17037 init_alias_heapvars.
17038 (init_alias_heapvars): Initialize only when not already initialized.
17039 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17041 2007-01-19 Roger Sayle <roger@eyesopen.com>
17043 * common.opt (fsigned-zeros): New command line option.
17044 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17045 of flag_unsafe_math_optimizations.
17046 * opts.c (set_fast_math_flags): The -ffast-math command line option
17047 implies -fno-signed-zeros.
17048 (fast_math_flags_set_p): Likewise.
17050 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17051 the documentation of -ffast-math appropriately. Wrap long lines.
17053 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17055 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17056 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17058 2007-01-19 Tomas Bily <tbily@suse.cz>
17060 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17062 (tree_init_ic_make_global_vars): New function
17063 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17064 (tree_gen_ic_profiler): New function
17065 (tree_gen_ic_func_profiler): New function
17066 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17067 (tree_profile_hooks): Added hook for indirec/virtual calls
17068 * value-prof.c (tree_find_values_to_profile): New case for
17070 (tree_values_to_profile): Call for determining indirect/virtual
17072 (tree_indirect_call_to_profile): New function
17073 (tree_ic_transform): New function
17074 (tree_ic): New function
17075 (find_func_by_pid): New function
17076 (init_pid_map): New function
17077 (tree_value_profile_transformations): Added check for
17078 indirect/virtual call transformation
17079 * value-prof.h (enum hist_type): New counter type for
17080 indirect/virtual calls
17081 (profile_hooks): Added new hook for profiling indirect/virtual
17083 * profile.c (instrument_values): New case for indirect/virtual
17085 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17086 (GCOV_COUNTER_V_INDIR): New counter type
17087 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17088 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17090 * cgraph.c: Definition of cgraph_max_pid
17091 (cgraph_create_node): Default init of pid attribute
17092 * cgraph.h: Declaration of cgraph_max_pid
17093 (struct cgraph_node): Added pid attribute
17094 * libgcov.c (__gcov_indirect_call_profiler): New function
17095 (__gcov_one_value_profiler_body): New function
17096 (__gcov_one_value_profiler): Body was moved to
17097 __gcov_one_value_profiler_body and calls it
17099 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17101 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17102 * gengtype.c (write_types_data, write_func_for_structure,
17103 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17104 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17105 (walk_type, write_func_for_structure): Generate the mark_hook if
17108 2007-01-19 Jan Hubicka <jh@suse.cz>
17110 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17111 'early' argument take inlining mode argument specifying whether to
17112 inline for size/speeed or all functions; add support for flattening;
17114 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17116 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17119 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17120 the name of the declared identifier.
17122 2007-01-19 Dirk Mueller <dmueller@suse.de>
17124 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17125 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17126 duplicate evaluation.
17128 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17130 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17131 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17132 to XFMode, use acosxf2 and truncate result to requested mode.
17133 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17134 (asin<mode>2): Similarly, with asin expanders.
17135 (*fscalexf4_i387): Rename from *fscalexf4.
17136 (expNcorexf3): New expander.
17137 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17138 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17139 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17140 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17141 patterns for SSE math.
17142 (exp10<mode>2): Similarly, with exp10 expanders.
17143 (exp2<mode>2): Similarly, with exp2 expanders.
17144 (expm1<mode>2): Similarly, with expm1 expanders.
17145 (ldexp<mode>3): Similarly, with ldexp expanders.
17146 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17147 Use gen_truncxf<mode>2_i387_noop to truncate result.
17149 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17151 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17152 for ColdFire targets.
17154 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17155 Richard Sandiford <richard@codesourcery.com>
17157 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17158 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17159 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17160 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17161 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17162 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17164 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17166 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17167 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17168 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17169 (*adddi_dilshr32_cf): New pattern.
17170 (adddi3, subdi3): Remove first alternatives.
17172 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17174 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17175 implemented using move.l, do not use its cc result for floating-point
17178 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17180 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17181 from accepting 's' constraints if flag_pic.
17183 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17185 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17186 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17187 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17188 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17190 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17192 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17193 ColdFire alternatives.
17194 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17195 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17196 architectures that support ff1 instruction.
17198 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17199 Julian Brown <julian@codesourcery.com>
17201 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17202 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17203 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17206 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17208 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17210 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17211 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17212 HOST_WIDE_INT instead of an rtx.
17213 (m68k_rtx_costs): Update call accordingly.
17214 (output_move_const_into_data_reg): Likewise. Fix formatting.
17215 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17217 (output_move_simode_const): Update calls after above changes.
17218 Rework to use automatic variables and predicates like MEM_P.
17219 * config/m68k/m68k.md (pushexthisi_const): Update call to
17222 2007-01-19 Dirk Mueller <dmueller@suse.de>
17224 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17225 in dump_flags test.
17227 2007-01-19 Richard Guenther <rguenther@suse.de>
17229 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17230 via cexp in case sincos is not available.
17232 2007-01-19 Richard Guenther <rguenther@suse.de>
17234 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17235 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17236 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17237 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17238 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17239 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17240 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17241 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17243 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17245 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17247 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17248 (atan2xf3): Directly generate RTL pattern.
17249 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17250 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17251 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17252 disable patterns for SSE math.
17253 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17254 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17255 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17256 disable patterns for SSE math.
17258 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17260 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17262 2007-01-18 Roger Sayle <roger@eyesopen.com>
17264 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17265 VIEW_CONVERT_EXPR to the same type as it's operand.
17267 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17269 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17270 configured for long double 128.
17272 2007-01-18 Mike Stump <mrs@apple.com>
17274 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17277 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17279 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17282 2007-01-18 Jan Hubicka <jh@suse.cz>
17284 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17285 greater than NUM_VOP_FREE_BUCKETS.
17287 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17289 * tree-ssa-structalias.c: Update comments.
17290 (ptabitmap_obstack): Removed.
17291 (pta_obstack): New.
17292 (oldpta_obstack): Ditto.
17293 (stats): Add a few members.
17294 (struct variable_info): Remove node, complex, address_taken, and
17295 indirect_target members. Add oldsolution member.
17296 (new_var_info): Do not initialize removed members.
17297 (constraint_expr_type): Remove INCLUDES.
17298 (constraint_graph): Add size, implicit_preds, rep,
17299 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17300 (FIRST_REF_NODE): New macro.
17301 (LAST_REF_NODE): Ditto.
17302 (FIRST_ADDR_NODE): Ditto.
17303 (find): New function.
17305 (dump_constraint): Do not handle INCLUDES.
17306 (insert_into_complex): Do not insert duplicate constraints.
17307 (condense_varmap_nodes): Renamed and rewritten into ...
17308 (merge_node_constraints): This. Also fix bug in handling of
17309 offseted copy constraints.
17310 (clear_edges_for_node): No longer need to deal with preds at all,
17311 or removing associated preds/succs.
17312 (merge_graph_nodes): Deal with indirect_cycles.
17313 Don't deal with predecessors.
17314 (add_implicit_graph_edge): New function.
17315 (add_pred_graph_edge): Ditto.
17316 (add_graph_edge): Don't deal with predecessors.
17317 (build_constraint_graph): Removed.
17318 (build_pred_graph): New function.
17319 (build_succ_graph): Ditto.
17320 (struct scc_info): Removed in_component. Added roots, dfs, and
17321 node_mapping. Remove visited_index, unification_queue.
17322 (scc_visit): Deal with union-find we do now.
17323 Deal with cycles with REF nodes.
17324 (collapse_nodes): Renamed and rewritten to ...
17325 (unify_nodes): This.
17326 (process_unification_queue): Removed.
17327 (topo_visit): Cleanup
17328 (do_da_constraint): Use find.
17329 (do_sd_constraint): Ditto.
17330 (do_ds_constraint): Ditto.
17331 (do_complex_constraint): Ditto.
17332 (init_scc_info): Update for removed and added members.
17333 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17334 (find_indirect_cycles): This.
17335 (equivalence_class): New variable.
17336 (label_visit): New function.
17337 (perform_variable_substitution): Rewritten.
17338 (free_var_substitution_info): New function.
17339 (find_equivalent_node): Ditto.
17340 (move_complex_constraints): Ditto.
17341 (eliminate_indirect_cycles): Ditto.
17342 (solve_graph): Only propagate changed bits.
17343 Use indirect cycle elimination.
17345 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17346 (tree_id_eq): Renamed to ...
17347 (tree_vi_eq): This. Update for member change
17348 (insert_id_for_tree): Renamed and rewritten to ...
17349 (insert_vi_for_tree): This.
17350 (lookup_id_for_tree): Renamed and rewritten to ...
17351 (lookup_vi_for_tree): This.
17352 (get_id_for_tree): Renamed and rewritten to ...
17353 (get_vi_for_tree): Ditto.
17354 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17355 (process_constraint): Don't handle INCLUDES.
17356 Remove special ADDRESSOF case.
17357 (find_func_aliases): Rewrite to use vi functions instead of id
17359 (create_function_info_for): Ditto.
17360 (create_variable_info_for): Ditto.
17361 (intra_create_variable_infos): Ditto.
17362 (merge_smts_into): Ditto.
17363 (find_what_p_points_to): Ditto.
17364 (init_base_vars): Ditto.
17365 (init_alias_vars): Ditto.
17366 (remove_preds_and_fake_succs): New function.
17367 (dump_sa_points_to_info): Dump new stats.
17368 (dump_solution_for_var): Use find.
17369 (set_used_smts): Fix formatting.
17370 (compute_points_to_sets): Updated for new functions.
17371 (ipa_pta_execute): Ditto.
17373 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17374 Richard Sandiford <richard@codesourcery.com>
17376 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17378 * calls.c (expand_call): If the return value is a PARALLEL,
17379 extract its first member.
17380 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17381 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17382 use FUNCTION_EXTRA_EPILOGUE.
17383 (m68k_function_value): Return a PARALLEL if the return value
17384 is of a pointer type.
17385 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17386 (FUNCTION_EXTRA_EPILOGUE): Remove.
17387 * config/m68k/m68k.md (D0_REG): New constant.
17389 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17391 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17392 output a NOP for empty epilogues.
17394 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17396 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17397 before function. Extend register save check to include all
17398 registers, not just integer ones.
17400 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17402 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17403 (m68k_use_return_insn): ...this.
17404 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17405 * config/m68k/m68k.c (use_return_insn): Rename to...
17406 (m68k_use_return_insn): ...this.
17407 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17408 of USE_RETURN_INSN.
17410 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17412 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17413 nearest even, fix denormal rounding overflow.
17415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17417 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17418 f%$smove and f%$move.
17419 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17420 (extendsfdf2_cf): Use fdmove instead of f%&move.
17421 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17422 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17426 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17431 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17432 (coldfire_single_format): Declare.
17433 (coldfire_double_format): Likewise.
17434 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17435 of qnan_msb_set to determine the lower bits of a canonical
17437 (encode_ieee_double): Likewise.
17438 (encode_ieee_quad): Likewise.
17439 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17440 (mips_single_format): Likewise.
17441 (ieee_double_format): Likewise.
17442 (mips_double_format): Likewise.
17443 (ieee_extended_motorola_format): Likewise.
17444 (ieee_extended_intel_96_format): Likewise.
17445 (ieee_extended_intel_128_format): Likewise.
17446 (ieee_extended_intel_96_round_53_format): Likewise.
17447 (ibm_extended_format): Likewise.
17448 (mips_extended_format): Likewise.
17449 (ieee_quad_format): Likewise.
17450 (mips_quad_format): Likewise.
17451 (vax_f_format): Likewise.
17452 (vax_d_format): Likewise.
17453 (vax_g_format): Likewise.
17454 (i370_single_format): Likewise.
17455 (i370_double_format): Likewise.
17456 (decimal_single_format): Likewise.
17457 (decimal_double_format): Likewise.
17458 (decimal_quad_format): Likewise.
17459 (c4x_single_format): Likewise.
17460 (c4x_extended_format): Likewise.
17461 (real_internal_format): Likewise.
17462 (coldfire_single_format): New real_format.
17463 (coldfire_double_format): Likewise.
17464 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17465 canonical_nan_lsbs_set.
17466 (pdp11_d_format): Likewise.
17467 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17468 if TARGET_COLDFIRE_CPU.
17470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17472 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17473 (output_call, m68k_legitimize_call_address): Declare.
17474 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17475 parenthesees. Add support for a 'W' constraint.
17476 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17477 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17478 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17479 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17481 (override_options): Initialize them. Do not set flag_no_function_cse
17482 for TARGET_ID_SHARED_LIBRARY.
17483 (m68k_output_pic_call): Delete.
17484 (m68k_legitimize_call_address): New function.
17485 (print_operand): Remove the %o prefix. Handle the %p prefix.
17486 (output_call): New function.
17487 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17488 target address from the GOT if symbolic jumps are not allowed.
17489 * config/m68k/m68k.md (call, general_operand): Do not set
17490 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17491 Merge separate flag_pic and !flag_pic define_insns into...
17492 (*call, *call_value): ...these new patterns. Match the address
17493 rather than the containing MEM and require it to be a call_operand.
17494 Use output_call to generate the asm template.
17495 * config/m68k/predicates.md (const_call_operand): New predicate.
17496 (call_operand): Likewise.
17498 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17500 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17501 (STACK_GROWS_DOWNWARD): Define to 1.
17502 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17503 comments, emphasizing that these values are only defaults.
17504 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17505 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17507 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17509 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17511 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17512 Richard Sandiford <richard@codesourcery.com>
17514 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17515 (FP_REGNO_P): New macros.
17516 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17517 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17518 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17519 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17521 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17523 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17524 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17526 * config/m68k/t-floatlib: New file, extracting common code from...
17527 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17528 * config/m68k/t-uclinux: Here.
17529 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17530 routines on ColdFire targets.
17532 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17534 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17535 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17536 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17537 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17538 explicitly set MOTOROLA to 1.
17539 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17541 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17542 Nathan Sidwell <nathan@codesourcery.com>
17544 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17545 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17546 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17547 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17548 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17549 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17550 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17551 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17552 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17553 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17554 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17555 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17556 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17557 (DBX_REGISTER_NUMBER): Delete.
17558 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17559 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17560 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17562 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17564 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17565 * config/flat.h: New file.
17566 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17567 OBJECT_FORMAT_FLAT.
17568 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17569 indirect references for -msep-data or -mid-shared-library.
17570 Do not use PC-relative code addresses either.
17571 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17573 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17574 for shared libraries and crt1.o for executables. Use crti.o and
17576 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17577 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17578 Do not add -elf2flt or -shared-lib-id options here.
17579 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17580 Pass -shared-lib-id if -mid-shared-library, taking the library
17581 identifier from -mshared-library-id if given, otherwise
17583 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17584 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17585 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17586 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17587 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17588 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17590 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17591 jump sequence for ISA A and ISA A+.
17592 (PICJUMP): Likewise.
17594 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17596 * config.gcc (m68k-*-uclinux*): Base the port on the common
17597 and m68k GNU/Linux files rather than on the generic ELF ones.
17598 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17599 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17601 2007-01-18 Julian Brown <julian@codesourcery.com>
17602 Richard Sandiford <richard@codesourcery.com>
17604 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17605 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17606 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17608 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17609 80 unconditionally.
17610 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17612 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17614 * doc/install.texi: Document m68k-uclinuxoldabi.
17615 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17616 * config/m68k/uclinux-oldabi.h: New file, copied from
17617 config/m68k/uclinux.h.
17619 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17621 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17622 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17623 (m32r_compute_frame_size): Use unsigned for regno.
17624 (m32r_reload_lr): Use gen_frame_mem.
17626 (m32r_output_function_epilogue): Don't output the function epilogue
17628 (m32r_expand_epilogue): New.
17629 (direct_return): Return false if the function has the interrupt
17631 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17632 * config/m32r/m32r.md (epilogue): New expander.
17633 (return_lr, return_rte): New insns.
17634 (return): Make it expander.
17635 (return_normal): New expander.
17637 2007-01-18 Josh Conner <jconner@apple.com>
17640 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17641 support for UNLE, UNLT, UNGE, and UNGT.
17643 2007-01-18 Jan Hubicka <jh@suse.cz>
17645 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17646 * tree-tailcall (add_virtual_phis): Likewise.
17647 (optimize_tail_call): Return TODOs.
17648 (execute_tail_calls): Return TODOs.
17649 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17650 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17652 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17653 Cleanup cfg using TODO.
17654 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17655 * passes.c (execute_function_todo): When cleanup did something, remove
17657 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17658 (make_edges): Don't cleanup_cfg.
17660 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17662 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17663 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17664 operate on the top of stack.
17665 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17666 register handling of instructions that output to the second
17668 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17669 (move_for_stack_reg): Special-case check for dead destination
17670 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17672 * config/i386/i386.md (UNSPEC_TAN): New constant.
17673 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17674 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17675 to correctly model move of constant 1.0 to top stack slot.
17676 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17677 (unnamed peephole2 pattern): Remove corresponding peephole2
17678 pattern that optimizes tan insn and loading of constant 1.0.
17679 (tanxf2): Use fptanxf4_i387.
17680 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17681 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17682 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17683 disable patterns for SSE math.
17684 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17685 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17687 2007-01-18 Dirk Mueller <dmueller@suse.de>
17688 Richard Guenther <rguenther@suse.de>
17691 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17692 * common.opt (Warray-bounds): Add new warning option.
17693 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17695 * Makefile.in: make tree-vrp.o depend on toplev.h
17696 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17698 (check_array_refs, check_array_bounds, check_array_ref): New.
17700 2007-01-18 Jan Hubicka <jh@suse.cz>
17702 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17703 (execute_ssa_ccp): Return flags conditionally.
17704 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17706 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17708 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17710 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17711 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17713 * Makefile.c (GTFILES): Add cfglayout.h.
17714 * gengtype.c (open_base_files): Likewise.
17715 * cfglayout.c (cfg_layout_function_footer,
17716 cfg_layout_function_header) Reindent to make gengtype happy.
17717 * cfglayout.h (cfg_layout_function_footer,
17718 cfg_layout_function_header): Add GTY(()) marker.
17720 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17722 2007-01-18 Ben Elliston <bje@au.ibm.com>
17724 * genautomata.c (write_automata): Include xstrerror output in the
17725 error message if writing the DFA description file fails.
17727 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17729 * config/mips/mips-protos.h (mips_output_external): Make it
17731 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17732 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17733 (extern_list): Likewise.
17734 (extern_head): Likewise.
17735 (TARGET_ASM_FILE_END): Likewise.
17736 (mips_file_end): Likewise.
17737 (mips_output_external): Rewritten.
17739 2007-01-18 Ben Elliston <bje@au.ibm.com>
17741 * genpreds.c (write_insn_preds_c): Only write out the function
17742 body for regclass_for_constraint if we have register constraints.
17744 2007-01-17 Tom Tromey <tromey@redhat.com>
17746 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17747 * doc/install.texi (Testing): Use sourceware.org.
17748 (Binaries): Likewise.
17749 (Specific): Likewise.
17750 * doc/contrib.texi (Contributors): Use sourceware.org.
17752 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17754 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17755 (AVR_ENHANCED): Rename to ...
17756 (AVR_HAVE_MUL): ... new.
17757 (avr_enhanced_p): Rename to ...
17758 (avr_have_mul_p): ... new.
17759 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17760 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17761 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17762 (avr_have_mul_p): ... new.
17763 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17764 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17765 'avr_enhanced_p' and 'enhanced'.
17766 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17767 AVR_HAVE_MUL instead of AVR_ENHANCED.
17768 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17769 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17770 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17771 instead of AVR_ENHANCED.
17772 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17773 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17774 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17776 2007-01-17 Ian Lance Taylor <iant@google.com>
17778 * vec.h (VEC_reserve_exact): Define.
17779 (vec_gc_p_reserve_exact): Declare.
17780 (vec_gc_o_reserve_exact): Declare.
17781 (vec_heap_p_reserve_exact): Declare.
17782 (vec_heap_o_reserve_exact): Declare.
17783 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17785 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17786 negative parameter.
17787 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17788 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17789 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17790 * vec.c (calculate_allocation): Add exact parameter. Change all
17792 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17793 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17794 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17795 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17796 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17797 (vec_heap_p_reserve_exact): New function.
17798 (vec_heap_o_reserve_exact): New function.
17800 2007-01-17 Jan Hubicka <jh@suse.cz>
17802 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17804 2007-01-17 Eric Christopher <echristo@apple.com>
17806 * config.gcc: Support core2 processor.
17808 2007-01-16 Jan Hubicka <jh@suse.cz>
17810 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17811 the names, just unlink the chain so we don't crash on dangling
17815 2007-01-16 Jan Hubicka <jh@suse.cz>
17817 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17818 * tree-pass.h: Reorder to make IPA passes appear toegher.
17819 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17821 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17822 parameters, do not call early inliner.
17823 * ipa-inline.c: Update comments. Include tree-flow.h
17824 (cgraph_decide_inlining): Do not compute inlining parameters.
17825 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17826 be called with function context set up.
17827 (pass_ipa_inline): Remove unreachable functions before pass.
17828 (cgraph_early_inlining): Simplify assuming to be called from the
17830 (pass_early_inline): New pass.
17831 (cgraph_gate_ipa_early_inlining): New gate.
17832 (pass_ipa_early_inline): Turn into simple wrapper.
17833 (compute_inline_parameters): New function.
17834 (gate_inline_passes): New gate.
17835 (pass_inline_parameters): New pass.
17836 (apply_inline): Move here from tree-optimize.c
17837 (pass_apply_inline): New pass.
17838 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17840 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17841 doing them by hand.
17842 (tree_function_versioning): Do not allocate dummy struct function.
17843 * tree-inline.h (optimize_inline_calls): Update prototype.
17844 * tree-optimize.c (execute_fixup_cfg): Export.
17845 (pass_fixup_cfg): Remove
17846 (tree_rest_of_compilation): Do not apply inlines.
17847 * tree-flow.h (execute_fixup_cfg): Declare.
17848 * Makefile.in (gt-passes.c): New.
17849 * passes.c: Include gt-passes.h
17850 (init_optimization_passes): New passes.
17851 (nnodes, order): New static vars.
17852 (do_per_function_toporder): New function.
17853 (execute_one_pass): Dump current pass here.
17854 (execute_ipa_pass_list): Don't dump current pass here.
17856 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17858 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17859 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17861 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17863 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17864 (strong_alias): Define.
17865 (__gcc_qmul): Provide non-FMA for soft-float.
17866 (__gcc_qdiv): Same.
17871 (__gcc_qunord): New.
17881 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17882 soft-float functions.
17883 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17884 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17885 about long double soft float.
17887 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17888 Tehila Meyzels <tehila@il.ibm.com>
17890 * tree-vectorizer.h (is_pattern_stmt_p): New.
17891 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17892 formatting (tabs instead of spaces). Cleanup and clarify setting
17893 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17894 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17895 (vectorizable_type_demotion): Check that types are integral.
17896 (vectorizable_type_promotion): Likewise.
17897 (vectorizable_store): Fix typo. Eliminate new-line at end of
17900 2007-01-16 Jan Hubicka <jh@suse.cz>
17902 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17905 2007-01-15 Eric Christopher <echristo@apple.com>
17907 * ifcvt.c: Include vec.h, vecprim.h.
17908 (check_cond_move_block): New argument regs.
17909 Reorganize. Add registers used to regs.
17910 (cond_move_process_if_block): Use regs set above as
17913 2007-01-15 Eric Christopher <echristo@apple.com>
17915 * config/darwin.h: Update copyright.
17916 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17917 (LINK_COMMAND_SPEC): Add -u.
17918 (LINK_SPEC): Fix umbrella for above.
17920 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17922 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17925 2007-01-15 Tom Tromey <tromey@redhat.com>
17927 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17928 * doc/install.texi (Testing): Don't mention jacks.
17929 (Configuration): Document --enable-java-maintainer-mode. Move
17930 --with-java-home to libgcj-specific section. Document
17932 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17934 2007-01-15 Jan Hubicka <jh@suse.cz>
17936 * tree-ssa-dce.c (DCE_TODOs): New.
17937 (propagate_necessity): Return if something changed.
17938 (eliminate_unnecessary_stmts): Likewise.
17939 (perform_tree_ssa_dce): Return TODO flags when needed.
17940 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17942 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17944 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17945 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17946 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17947 patterns using X87MODEF12 mode macro. Extend operand 1
17948 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17949 (log10<mode>2): Ditto.
17950 (log2<mode>2): Ditto.
17951 (log1p<mode>2): Ditto.
17952 (logb<mode>2): Ditto.
17953 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17954 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17955 (*fxtractxf3_i387): Rename from *fxtractxf3.
17956 (fxtract_extend<mode>xf3_i387): New insn pattern.
17957 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17958 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17959 and gen_fyl2xxf3_i387().
17961 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17963 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17964 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17965 get_loop_exit_edges. Changed return type to bool.
17966 * cfgloop.h (fix_loop_placement): Declaration removed.
17968 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17970 * param.h (MIN_VECT_LOOP_BOUND): New.
17971 * params.def (MIN_VECT_LOOP_BOUND): New.
17972 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17973 argument - minimum threshold for number of iterations.
17974 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17975 argument to declaration.
17976 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17977 MIN_VECT_LOOP_BOUND.
17978 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17979 slpeel_tree_peel_loop_to_edge with additional argument.
17980 (vect_do_peeling_for_alignment): Likewise.
17981 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17983 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17986 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17987 operands of size 1.
17989 2007-01-14 Jan Hubicka <jh@suse.cz>
17991 * tree-dfa.c (remove_referenced_var): New function.
17992 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17993 prune referenced vars list too.
17994 * tree-flow.h (remove_referenced_var): Declare.
17996 2007-01-14 Jan Hubicka <jh@suse.cz>
17998 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18000 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18001 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18002 * except.h (verify_eh_throw_table_statements): Kill prototype.
18003 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18004 into call exrepssions.
18005 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18007 * tree-cfg.c: Include pointer-set.h.
18008 (verify_node_sharing): Work on pointer set.
18009 (verify_eh_throw_stmt_node): New.
18010 (verify_stmts): Use pointers sets, verify throw_stmt.
18012 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18014 * ipa-reference.c (analyze_function): Consider also addresses taken
18017 2007-01-12 Roger Sayle <roger@eyesopen.com>
18019 * c-typeck.c (null_pointer_constant_p): Replace use of
18020 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18021 (build_c_cast): Likewise.
18023 2007-01-12 Roger Sayle <roger@eyesopen.com>
18025 * tree.h (force_fit_type_double): Remove unused final argument.
18026 * c-common.c (constant_expression_warning): Replace use of
18027 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18028 (convert_and_check): Likewise.
18029 (shorten_compare): Update call to force_fit_type_double.
18030 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18031 * convert.c (convert_to_pointer): Update call to
18032 force_fit_type_double.
18033 * fold-const.c (force_fit_type_double): Remove overflowed_const
18035 (int_const_binop, fold_convert_const_int_from_int,
18036 fold_convert_const_int_from_real, fold_div_compare,
18037 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18038 fold_abs_const, fold_not_const): Remove the final argument from
18039 calls to force_fit_type_double.
18041 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18043 * configure.ac: Set insn to "nop" for spu-*-* also.
18044 * configure: Regenerate.
18046 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18048 * builtins.def : Add BUILT_IN_FREE.
18050 2007-01-12 Jan Hubicka <jh@suse.cz>
18052 PR tree-optimization/30443
18053 * tree-inline.c (tree_function_versioning): Do not optimize when
18054 cloning for inlining.
18056 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18058 * doc/loop.texi: Document recording of loop exits.
18059 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18060 (update_single_exits_after_duplication,
18061 update_single_exit_for_duplicated_loop,
18062 update_single_exit_for_duplicated_loops): Removed.
18063 (duplicate_loop_to_header_edge): Do not call
18064 update_single_exits_after_duplication and
18065 update_single_exit_for_duplicated_loops.
18066 (loop_version): Do not update single_exit information.
18067 (fix_loop_structure): Use record_loop_exits instead of
18068 mark_single_exit_loops.
18069 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18070 the lists of loop exits.
18071 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18072 split_edge, merge_blocks): Update the lists of loop exits.
18073 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18074 loop_optimizer_init.
18075 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18076 of mark_single_exit_loops.
18077 (loop_optimizer_finalize): Call release_recorded_exits.
18078 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18079 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18080 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18081 update single exit information.
18082 * lambda-code.c (perfect_nestify): Ditto.
18083 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18084 (mark_single_exit_loops): Removed.
18085 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18086 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18087 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18089 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18090 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18091 (verify_loop_structure): Verify consistency of the exit lists.
18092 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18093 (set_single_exit): Removed.
18094 * cfgloop.h (struct loop_exit): New function.
18095 (struct loop): single_exit_ field replaced by exits field.
18096 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18097 LOOPS_HAVE_RECORDED_EXITS.
18098 (struct loops): Added exits hash.
18099 (mark_single_exit_loops, set_single_exit): Declaration removed.
18100 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18102 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18104 * doc/invoke.texi: Avoid use of @headitem.
18106 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18108 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18112 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18115 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18116 Richard Sandiford <richard@codesourcery.com>
18118 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18119 * config/m68k/m68k.opt: Resort options.
18120 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18122 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18123 Richard Sandiford <richard@codesourcery.com>
18125 * doc/invoke.texi: Document the macros that are defined by
18126 m68k's -mtune and -mhard-float options.
18127 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18128 (m68k_cpp_cpu_family): Likewise.
18129 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18130 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18131 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18132 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18133 (m68k_cpp_cpu_family): Likewise.
18135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18138 macros besides mc68000 as tuning macros. Use a switch statement
18139 to set them and mcpu32.
18141 2007-01-12 Julian Brown <julian@codesourcery.com>
18143 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18144 (TARGET_68040_ONLY): Rename to...
18145 (TARGET_68040): ...this.
18146 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18147 * config/m68k/m68k.md: Likewise.
18149 2007-01-12 Julian Brown <julian@codesourcery.com>
18150 Nathan Sidwell <nathan@codesourcery.com>
18151 Richard Sandiford <richard@codesourcery.com>
18153 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18154 the -mcpu= argument associated with the --with-cpu setting.
18155 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18156 if different from the one implied by the -mcpu setting.
18157 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18158 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18159 * doc/invoke.texi: Mention ColdFire in the introduction to the
18160 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18161 -mno-div and -mhard-float options. Make -m68881 a synonym for
18162 -mhard-float. Document the previously-undocumented -m5206e,
18163 -m528x, -m5307 and -m5407 options. Tweak the existing option
18164 documentation for consistency.
18165 * doc/install.texi: Mention new --with-cpu arguments.
18166 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18167 default CPU if neither -mcpu nor -march are specified.
18168 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18169 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18170 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18171 using m68k_tune to decide between families that implement the
18172 same ISA. Use m68k_tune to set __mcfv4e__.
18173 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18174 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18175 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18176 (FL_ISA_C, FL_ISA_MMU): New macros.
18177 (MASK_COLDFIRE): Delete.
18178 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18179 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18180 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18181 (TARGET_HARD_FLOAT): Do not define here.
18182 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18183 (TUNE_68000): New macro.
18184 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18185 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18186 (TUNE_CFV2): Redefine in terms of m68k_tune.
18187 (uarch_type, target_device, fpu_type): New enums.
18188 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18189 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18190 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18191 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18192 (FL_FOR_isa_c): New macros.
18193 (m68k_isa): New enum.
18194 (m68k_target_selection): New structure.
18195 (all_devices, all_isas, all_microarchs): New tables.
18196 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18197 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18198 (MASK_ALL_CPU_BITS): Delete.
18199 (m68k_find_selection): New function.
18200 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18201 Map the legacy target options to a combination of the new ones.
18202 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18203 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18204 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18206 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18207 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18209 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18210 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18211 * config/m68k/m68k-devices.def: New file.
18213 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18214 Nathan Sidwell <nathan@codesourcery.com>
18216 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18217 (SUBTARGET_EXTRA_SPECS): New macros.
18218 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18219 use %(asm_cpu_spec) instead.
18220 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18221 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18222 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18223 (EXTRA_SPECS): Rename to...
18224 (SUBTARGET_EXTRA_SPECS): ...this.
18226 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18227 Richard Sandiford <richard@codesourcery.com>
18228 Julian Brown <julian@codesourcery.com>
18230 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18231 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18232 to the configuration's default CPU.
18233 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18234 Remove default masks.
18235 (m680[012]0-*-*): Set the default with_cpu to the first part of
18237 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18238 (m68k*-*-linux): Extend the --with-cpu handling to...
18239 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18240 and m68010. Don't set target_cpu_default2.
18241 * doc/install.texi: Document --with-cpu for m68k.
18242 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18243 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18244 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18245 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18246 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18247 (ASM_SPEC): Remove use of %(asm_cpu_default).
18248 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18249 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18250 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18251 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18252 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18253 (TARGET_DEFAULT): Delete.
18254 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18255 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18256 (CPP_CPU_SPEC): Delete.
18257 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18258 the appropriate string.
18259 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18260 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18261 (ASM_SPEC): Don't use %(asm_default_spec).
18262 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18263 TARGET_DEFAULT and add MASK_68881.
18264 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18266 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18268 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18269 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18270 MASK_68010 alongside MASK_68020.
18271 * doc/invoke.texi: Document -m68010.
18272 * config/m68k/m68k.opt (m68010): New.
18273 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18275 (TUNE_68010): New macro.
18276 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18277 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18278 (M68K_CPU_m68332): Add MASK_68010.
18279 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18280 fallback definition.
18281 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18283 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18284 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18285 to all entries that use MASK_68020.
18286 (output_move_simode_const, output_move_himode, output_move_qimode)
18287 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18288 instead of TARGET_68020 to select clr behavior. Remove comment
18289 about there being no TARGET_68010.
18290 * config/m68k/m68k.md: Likewise throughout.
18292 2007-01-12 Julian Brown <julian@codesourcery.com>
18294 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18295 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18296 * config/m68k/m68k.md: Likewise.
18298 2007-01-12 Julian Brown <julian@codesourcery.com>
18300 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18301 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18303 2007-01-12 Julian Brown <julian@codesourcery.com>
18305 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18306 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18307 * config/m68k/m68k.md: Likewise.
18309 2007-01-12 Julian Brown <julian@codesourcery.com>
18310 Richard Sandiford <richard@codesourcery.com>
18312 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18313 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18314 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18316 (TARGET_CPU32): Rename to...
18317 (TUNE_CPU32): ...this.
18318 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18319 (TUNE_CFV2): New macros.
18320 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18321 remove conditions that are implied by TARGET_68020.
18322 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18323 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18324 (m68k_output_function_epilogue): Likewise.
18325 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18326 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18327 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18328 non-68000 timings. Refactor multiplication and division costs.
18329 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18330 TUNE_CPU32 instead of TARGET_CPU32.
18331 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18332 and TUNE_68060 instead of TARGET_68060.
18333 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18334 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18336 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18337 && !TARGET_COLDFIRE" to choose between moveq and clr.
18338 Likewise in the unnamed movsf pattern.
18339 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18340 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18343 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18345 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18346 of tabbing before backslashes.
18348 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18350 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18351 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18352 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18354 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18356 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18357 find_interesting_uses_cond.
18358 (find_interesting_uses_cond): Use extract_cond_operands.
18359 (rewrite_use_compare): Use extract_cond_operands and
18360 force_gimple_operand_bsi. Do not call update_stmt.
18361 (determine_use_iv_cost_condition): Use extract_cond_operands.
18362 Return cheaper of using original bound and changing the exit bound.
18364 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18366 PR tree-optimization/29516
18367 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18368 most_expensive_mult_to_index, addr_to_parts,
18369 create_mem_ref, maybe_fold_tmr): Make the type of
18370 fields of TARGET_MEM_REF sizetype.
18371 (move_fixed_address_to_symbol, move_pointer_to_base):
18373 * tree.def (TARGET_MEM_REF): Add comment on types of
18376 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18378 * c-common.c (vector_types_convertible_p): Treat opaque types as
18379 always convertible if they have the same size, but not otherwise.
18381 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18383 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18384 Remove the b_unconditional field.
18385 (noce_try_sign_mask): Do not look at b_unconditional.
18386 (noce_process_if_block): Do not use merge_if_blocks. Update
18387 the CFG here. Do not set b_unconditional.
18388 (cond_move_process_if_block): Likewise.
18389 (find_cond_trap): Likewise.
18390 (check_cond_move_block): Require simple jump insns at the end
18391 of the basic block.
18393 2007-01-11 Jan Hubicka <jh@suse.cz>
18395 PR tree-optimization/1046
18396 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18397 when alias info is not ready.
18398 (pass_tail_recursion): Do not require aliasing.
18399 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18400 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18401 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18402 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18403 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18404 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18405 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18407 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18408 When aliasing is not build, mark statement as volatile.
18410 2007-01-11 Tom Tromey <tromey@redhat.com>
18412 PR preprocessor/15185, PR preprocessor/20989:
18413 * doc/cppopts.texi <-MT>: Update description of algorithm for
18414 computing default target.
18415 <-M, -MD>: Reword "basename" text.
18417 2007-01-11 Roger Sayle <roger@eyesopen.com>
18419 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18420 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18421 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18422 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18423 fold_builtin_bswap, real_constp, fold_builtin_pow,
18424 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18425 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18426 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18427 * convert.c (convert_to_pointer): Likewise.
18428 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18429 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18430 const_binop, fold_convert_const_int_from_int,
18431 fold_convert_const_int_from_real,
18432 fold_convert_const_real_from_real, sign_bit_p,
18433 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18434 fold_sign_changed_comparison, fold_unary, fold_comparison,
18435 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18436 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18437 * print-tree.c (print_node_brief, print_node): Likewise.
18438 * stor-layout.c (place_field, layout_type): Likewise.
18439 * tree-chrec.c (keep_cast): Likewise.
18440 * tree.c (build_vector, build_real, build_real_from_int_cst,
18441 build_complex): Likewise.
18443 2007-01-11 Roger Sayle <roger@eyesopen.com>
18445 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18446 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18448 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18450 * configure.ac (strict1_warn): Rename to strict_warn.
18451 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18452 cc_set_by_configure, quoted_cc_set_by_configure,
18453 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18454 all_boot_languages, all_stagestuff): Remove.
18455 (target_list): Remove bootstrap targets.
18456 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18457 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18458 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18459 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18460 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18461 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18462 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18463 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18464 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18465 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18466 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18467 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18468 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18469 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18470 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18471 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18472 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18473 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18474 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18475 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18476 (mostlyclean): Adjust.
18477 (clean, distclean): Don't mention bootstrap stuff.
18478 * configure: Regenerate.
18479 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18480 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18481 treelang/config-lang.in (stagestuff): Remove.
18482 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18483 stageprofile, stagefeedback, stagestuff): Remove mention.
18485 2007-01-11 Nick Clifton <nickc@redhat.com>
18487 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18489 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18490 (mcore_arith_K_S_operand): Run the test for the S constraint not
18491 the test for the M constraint.
18492 (mcore_addsub_operand): Do not accept integer values that are
18493 larger than 32 bits.
18494 * config/mcore/mcore.md: Remove unused constraints from split.
18495 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18496 (addsi3): Likewise.
18497 (allocate_stack): Likewise.
18498 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18499 operands to 32 bits.
18500 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18502 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18503 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18504 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18505 mcore_output_bclri, mcore_output_andn, output_inline_const,
18506 mcore_output_move, mcore_output_movedouble): Likewise.
18507 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18508 (output_inline_const): Likewise.
18509 (output_inline_const): Fix format strings used in sprintf
18511 * config/mcore/mcore-protos.h: Update prototypes for changed
18512 functions in mcore.c.
18513 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18514 HOST_WIDE_INT and not int.
18515 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18516 CONST_OK_FOR_N): Likewise.
18517 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18518 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18521 2007-01-10 Jan Hubicka <jh@suse.cz>
18523 * tree-vrp.c (remove_range_assertions): Release defs.
18524 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18525 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18527 2007-01-10 Paul Brook <paul@codesourcery.com>
18529 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18530 * config/arm/arm.md (mulsi3subsi): New insn.
18532 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18534 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18535 (tree_transform_and_unroll_loop): New.
18536 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18539 2007-01-10 Robert Kennedy <jimbob@google.com>
18541 * fold-const.c (fold_comparison): Fold comparisons like (x *
18542 1000 < 0) to (x < 0).
18544 2007-01-10 Ian Lance Taylor <iant@google.com>
18546 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18547 operands have the same priority.
18549 2007-01-10 Tom Tromey <tromey@redhat.com>
18551 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18552 (fold_binary): Likewise.
18553 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18554 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18555 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18556 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18557 * langhooks.h (struct lang_hooks): Removed field
18558 'can_use_bit_fields_p'.
18560 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18562 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18564 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18566 * function.c (get_last_funcdef_no): New function.
18567 * function.h (get_last_funcdef_no): Declare.
18568 * tree-inline.c (initialize_cfun): Add initialization.
18569 (tree_function_versioning): Cleanup.
18571 2007-01-10 Jan Hubicka <jh@suse.cz>
18573 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18576 2007-01-10 Sa Liu <saliu@de.ibm.com>
18577 Ben Elliston <bje@au.ibm.com>
18579 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18580 for SAVE_NONLOCAL and Pmode for any other save level.
18581 * spu-protos.h (spu_restore_stack_block): Declare.
18582 * spu.md (save_stack_block): Remove.
18583 (restore_stack_block): Call spu_restore_stack_block.
18584 * spu.c (spu_restore_stack_block): New function.
18585 (spu_expand_epilogue): Remove old comment.
18587 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18589 PR tree-optimization/30322
18590 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18591 (cand_value_at): Return the value as aff_tree.
18592 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18593 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18594 aff_combination_mult): New functions.
18595 (aff_combination_add): Use aff_combination_add_cst.
18596 (aff_combination_convert): Allow conversions to a wider type.
18597 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18598 * tree-affine.h (aff_combination_mult): Declare.
18600 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18602 * doc/tm.texi: Update documentation to reflect reality of exec
18603 and start file search behaviours. Update copyright year.
18604 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18605 header file directories.
18607 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18609 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18610 (*cosxf2): Rename to cosxf2_i387.
18611 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18612 using X87MODEF12 mode macro. Rename patterns to
18613 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18615 (*cosdf2, *cossf2): Ditto.
18616 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18617 to match extended input operands.
18618 (sincos<mode>3): New expander.
18619 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18620 insn patterns and corresponding splitters.
18622 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18624 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18625 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18627 2007-01-09 Nicolas Pitre <nico@cam.org>
18630 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18632 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18634 * target.h (struct gcc_target): New field library_rtti_comdat.
18635 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18636 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18637 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18638 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18640 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18642 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18644 2007-01-08 Richard Guenther <rguenther@suse.de>
18646 * tree.h (force_fit_type_double): Export.
18647 (force_fit_type): Remove.
18648 * fold-const.c (force_fit_type_double): New function.
18649 (force_fit_type): Remove.
18650 (int_const_binop): Use it.
18651 (fold_convert_const_int_from_int): Likewise.
18652 (fold_convert_const_int_from_real): Likewise.
18653 (fold_div_compare): Likewise.
18654 (fold_sign_changed_comparison): Likewise.
18655 (fold_unary): Likewise.
18656 (fold_negate_const): Likewise.
18657 (fold_abs_const): Likewise.
18658 (fold_not_const): Likewise.
18659 * c-common.c (shorten_compare): Use force_fit_type_double.
18660 * convert.c (convert_to_pointer): Likewise.
18662 2007-01-08 Richard Guenther <rguenther@suse.de>
18664 * tree.h (build_int_cst_wide_type): Export.
18665 * tree.c (build_int_cst_wide_type): New function.
18666 (build_int_cst_wide): Fix comment.
18667 * builtins.c (fold_builtin_object_size): Use build_int_cst
18668 to build -1 or 0 of the correct type. Use fit_double_type
18669 to check for overflow.
18670 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18672 (decode_field_reference): Likewise.
18673 (all_ones_mask_p): Likewise.
18674 (native_interpret_int): Use build_int_cst_wide_type.
18675 (fold_binary): Use build_int_cst_type to build an all-ones
18677 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18679 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18681 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18683 2007-01-09 Ben Elliston <bje@au.ibm.com>
18685 * genautomata.c (STATS_OPTION): New option.
18686 (stats_flag): New flag.
18687 (gen_automata_option): Handle it.
18688 (initiate_automaton_gen): Ditto.
18689 (write_automata): Output statistics only if stats_flag is
18690 set. Likewise, output time statistics only if time_flag is set.
18691 * doc/md.texi (Processor pipeline description): Document new flag.
18693 2007-01-08 Richard Guenther <rguenther@suse.de>
18695 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18696 * tree.c (build_int_cst_type): Likewise.
18697 (size_in_bytes): Don't call force_fit_type on the result.
18698 (int_fits_type_p): Use fit_double_type.
18699 * fold-const.c (fit_double_type): New function.
18700 (force_fit_type): Use it.
18701 * tree.h (fit_double_type): Export.
18703 2007-01-08 Jan Hubicka <jh@suse.cz>
18705 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18706 * ipa.c (function_and_variable_visibility): Fix return type.
18708 2007-01-08 Richard Guenther <rguenther@suse.de>
18710 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18711 of offset to build the index.
18712 * tree-pretty-print.c (dump_generic_node): Don't build negated
18713 const just for printing.
18714 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18715 * builtins.c (fold_builtin_int_roundingfn): Check if result
18716 fits the type by using force_fit_type and comparing the result.
18717 * predict.c (predict_loops): Use compare_tree_int for comparison.
18718 * tree.c (build_int_cst): Fall back to integer_type_node for
18720 (build_int_cst_wide): Assert type is non-null.
18722 2007-01-08 Roberto Costa <roberto.costa@st.com>
18724 * tree-vrp.c (extract_range_from_cond_expr): New.
18725 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18726 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18728 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18729 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18730 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18731 used as expressions.
18732 * tree-object-size.c (cond_expr_object_size): New.
18733 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18735 2007-01-08 Jan Hubicka <jh@suse.cz>
18737 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18738 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18741 2007-01-08 Richard Guenther <rguenther@suse.de>
18743 PR tree-optimization/23603
18744 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18745 (extract_range_from_binary): Fall back to truthvalue instead of
18746 varying for TRUTH_*_EXPR.
18747 (extract_range_from_comparison): Fall back to truthvalue instead of
18749 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18750 if all visited PHI values were constant.
18752 2007-01-08 Jan Hubicka <jh@suse.cz>
18754 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18755 (cgraph_analyze_function): break out from ...
18756 (cgraph_finalize_compilation_unit): ... here.
18757 (cgraph_expand_function): Remove forgoten commented out line.
18758 (cgraph_optimize): Analyze functions.
18760 2007-01-08 Jan Hubicka <jh@suse.cz>
18762 * tree-pas.h (TODO_remove_function): New flag.
18763 (TODO_update*): Renumber.
18764 (pass_ipa_increase_alignment,
18765 pass_ipa_function_and_variable_visibility): New passes.
18766 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18767 (cgraph_function_and_variable_visibility): Move to ipa.c
18768 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18769 cgraph_increase_alignment.
18770 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18771 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18772 calling tree-inline.
18773 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18774 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18775 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18776 (gate_increase_alignment): New function.
18777 (pass_ipa_increase_alignment): New pass.
18778 * ipa.c: Inline tree-pass.h and timevar.h
18779 (function_and_variable_visibility): Move here from cgraphunit.c
18780 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18781 * passes.c (init_optimization_passes): Add the two new passes.
18782 (execute_todo): Handle cgraph_remove_functions.
18784 2007-01-08 Nick Clifton <nickc@redhat.com>
18786 * config/frv/predicates.md (reg_or_0_operand): Accept
18789 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18791 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18792 * config.gcc: Add bfin*-rtems*.
18794 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18796 * c.opt: Add -flax-vector-conversions.
18797 * c-typeck.c (convert_for_assignment): Pass flag to
18798 vector_types_convertible_p to allow emission of note.
18799 (digest_init): Likewise.
18800 * c-opts.c: Handle -flax-vector-conversions.
18801 * c-common.c (flag_lax_vector_conversions): New.
18802 (vector_types_convertible_p): Unless -flax-vector conversions
18803 has been passed, disallow conversions between vectors with
18804 differing numbers of subparts and/or element types. If such
18805 a conversion is disallowed, possibly emit a note on the first
18806 occasion only to inform the user of -flax-vector-conversions.
18807 The new last argument specifies this.
18808 * c-common.h (flag_lax_vector_conversions): New.
18809 (vector_types_convertible_p): Add extra argument.
18810 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18811 char_type_node for V*QI type vectors.
18812 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18813 Update to satisfy new typechecking rules.
18814 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18815 C and C++ variants.
18816 * doc/invoke.texi (C Dialect Options): Document
18817 -flax-vector-conversions.
18819 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18821 PR tree-optimization/29877
18822 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18823 a register variable on the RHS to not be replaceable.
18825 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18826 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18827 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18828 const_simm15, const_pow2, const_npow2): Added.
18829 * config/score/misc.md (insv, extv, extzv, movmemsi,
18830 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18831 * config/score/score.c (score_address_cost, score_select_cc_mode):
18833 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18834 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18835 Update score_print_operand.
18836 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18837 Adjust register allocate order and update some macro define.
18838 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18839 mdx_block_move_straight, mdx_block_move_loop_head,
18840 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18841 mdx_block_move_loop, mdx_block_move): Added.
18842 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18843 mdp_limm): Updated and fix some bug and typo.
18844 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18845 (movsf, movdf, doloop_end): Added.
18847 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18849 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18850 config/arm/thumb2.md: Fix comment typos.
18851 * doc/extend.texi: Fix a typo.
18853 2007-01-07 Eric Christopher <echristo@apple.com>
18855 * configure.ac: Check for __stack_chk_fail for darwin.
18856 * configure: Regenerate.
18858 2007-01-07 Richard Guenther <rguenther@suse.de>
18860 * tree-vrp.c (extract_range_from_assert): CSE calls to
18861 compare_values where possible.
18862 (extract_range_from_unary_expr): Likewise.
18864 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18866 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18867 * config/avr/avr.c (call_insn_operand): Delete function.
18868 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18869 instead of register number. Use predicates.
18870 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18871 call_insn_operand): Add.
18873 2007-01-06 Jan Hubicka <jh@suse.cz>
18875 * tree-pass.h (pass_build_cgraph_edges): Declare.
18876 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18877 (visited_nodes): Remove.
18878 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18879 build_cgrpah_edges; make visited_nodes local.
18880 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18881 (record_references_in_initializer): Move to cgraphbuild.c
18882 (initialize_inline_failed, rebuild_cgraph_edges,
18883 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18884 (verify_cgraph_node): Make visited_nodes local.
18885 (cgraph_analyze_function): Do not call cgraph_create_edges and
18886 initialize_inline_failed.
18887 (cgraph_expand_function): Do not call cgraph_lower_function;
18888 assert that function is already lowered.
18889 * Makefile.in (cgraphbuild.o): New.
18890 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18891 at the end of lowering passes.
18893 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18895 * ifcvt.c (cond_move_convert_if_block): New function, code
18896 factored out from...
18897 (cond_move_process_if_block): ...here. Call the new function
18898 on the THEN and ELSE blocks.
18899 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18900 already takes care of this.
18902 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18905 * tree.h (TREE_OVERFLOW_P): New.
18906 * c-typeck.c (parser_build_unary_op): Warn only if result
18907 overflowed and operands did not.
18908 (parser_build_binary_op): Likewise.
18909 (convert_for_assignment): Remove redundant overflow_warning.
18910 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18912 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18914 * c-typeck.c (store_init_value): Split over two lines to follow
18915 the GNU coding style.
18917 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18919 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18920 __GXX_EXPERIMENTAL_CXX0X__.
18921 * doc/cpp.texi: Same.
18923 2007-01-05 Richard Guenther <rguenther@suse.de>
18925 PR middle-end/27826
18926 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18927 with mismatched types. Instead explicitly build a
18928 conversion NOP_EXPR.
18930 2007-01-05 Ian Lance Taylor <iant@google.com>
18932 * c-common.c (decl_with_nonnull_addr_p): New function.
18933 (c_common_truthvalue_conversion): Call it.
18934 * c-typeck.c (build_binary_op): Likewise.
18935 * c-common.h (decl_with_nonnull_addr_p): Declare.
18937 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18940 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18943 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18945 * doc/install.texi (Final install): Document the fact that
18946 the GNAT runtime should not be stripped.
18948 2007-01-04 Jan Hubicka <jh@suse.cz>
18950 * tree-inline.c (fold_marked_statements): Update operand caches
18951 and EH after folding
18953 2007-01-04 Ian Lance Taylor <iant@google.com>
18955 * c-common.c (check_function_nonnull): Whitespace fix.
18957 2007-01-04 Jan Hubicka <jh@suse.cz>
18959 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18960 comitted older version of patch.
18961 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18962 function, celanup cfg and collect garbage.
18964 2007-01-04 Mike Stump <mrs@apple.com>
18966 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18969 2007-01-04 Eric Christopher <echristo@apple.com>
18971 * libgcc2.c (__bswapsi2): Use SItype.
18972 (__bswapdi2): Use DItype.
18973 * libgcc2.h: Update for above.
18975 2007-01-04 Paul Brook <paul@codesourcery.com>
18977 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18978 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18979 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18980 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18981 umulsi3_highpart): Make conditional on !arm_arch6.
18982 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18983 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18984 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18985 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18986 umulsi3_highpart_v6): New insns.
18988 2007-01-04 Roger Sayle <roger@eyesopen.com>
18990 * fold-const.c (fold_convert): When casting an expression to void,
18991 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18992 have a type. Instead of attempting to build a NOP_EXPR, return
18993 these "special" trees directly.
18995 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18997 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18998 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18999 rs6000_cost->fp not 0 as adjustment for outer NEG.
19001 2007-01-04 Jan Hubicka <jh@suse.cz>
19003 * cgraph.c (cgraph_release_function_body): New function.
19004 (cgraph_remove_node): Use it.
19005 * cgraph.h (cgraph_release_function_body): Declare.
19006 * cgraphunit.c (cgraph_expand_function): Use it.
19007 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19008 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19009 is initialized and while compilation of other function is running.
19010 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19011 statement CFG annotations from here to ...
19012 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19014 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19016 * cfgloop.h (enum li_flags): Make the constants powers of two.
19018 2007-01-04 Jan Hubicka <jh@suse.cz>
19020 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19022 (fold_marked_statements): New function.
19023 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19024 * tree-inline.h (copy_body_data): Add statements_to_fold.
19026 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19028 * config.gcc: Mention libgcc/config.host.
19029 * Makefile.in: Update comments mentioning libgcc.
19030 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19031 (all.cross, start.encap, rest.encap, rest.cross): Update
19032 dependencies for libgcc move.
19033 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19034 (clean-target, clean-target-libgcc): Delete.
19035 (srcdirify, GCC_EXTRA_PARTS): New macros.
19036 (libgcc-support, libgcc.mvars): New rules.
19037 (distclean): Remove mention of mklibgcc.
19038 (install): Don't reference INSTALL_LIBGCC.
19039 (install-common): Don't reference EXTRA_PARTS.
19040 (install-libgcc, install-multilib): Delete rules.
19041 * mklibgcc.in: Delete file.
19042 * doc/configfiles.texi: Don't mention mklibgcc.
19044 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19045 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19046 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19047 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19048 (mklibgcc, ldblspecs): Likewise.
19050 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19051 (posixpre.def): Use $(T).
19052 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19053 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19054 (SHLIB_LINK): Make dummy.
19055 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19057 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19059 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19060 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19061 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19062 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19064 * configure.ac (all_outputs): Remove mklibgcc.
19065 * configure: Regenerated.
19067 2007-01-03 Josh Conner <jconner@apple.com>
19069 PR middle-end/29683
19070 * calls.c (compute_argument_addresses): Set stack and stack_slot
19071 for partial args, too.
19072 (store_one_arg): Use locate.size.constant for the size when
19073 generating a save_area.
19075 2007-01-03 Robert Kennedy <jimbob@google.com>
19077 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19078 whose definitions are deleted due to basic block merging.
19080 2007-01-03 Paul Brook <paul@codesourcery.com>
19083 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19085 (use_return_insn): Return 0 for Thumb interrupt functions.
19086 (print_multi_reg): Add rfe argument for IRQ returns.
19087 (arm_output_epilogue): Pop interrupt return address directly into PC.
19088 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19090 2007-01-03 Paul Brook <paul@codesourcery.com>
19092 Merge from sourcerygxx-4_1.
19093 * config/arm/thumb2.md: New file.
19094 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19096 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19097 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19098 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19099 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19101 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19102 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19104 * config/arm/ieee754-sf.S: Ditto.
19105 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19106 (thumb1_base_register_rtx_p): ... to this.
19107 (thumb_index_register_rtx_p): Rename...
19108 (thumb1_index_register_rtx_p): ... to this.
19109 (thumb_output_function_prologue): Rename...
19110 (thumb1_output_function_prologue): ... to this.
19111 (thumb_legitimate_address_p): Rename...
19112 (thumb1_legitimate_address_p): ... to this.
19113 (thumb_rtx_costs): Rename...
19114 (thumb1_rtx_costs): ... to this.
19115 (thumb_compute_save_reg_mask): Rename...
19116 (thumb1_compute_save_reg_mask): ... to this.
19117 (thumb_final_prescan_insn): Rename...
19118 (thumb1_final_prescan_insn): ... to this.
19119 (thumb_expand_epilogue): Rename...
19120 (thumb1_expand_epilogue): ... to this.
19121 (arm_unwind_emit_stm): Rename...
19122 (arm_unwind_emit_sequence): ... to this.
19123 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19124 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19125 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19126 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19127 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19128 thumb2_output_casesi): New functions.
19129 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19130 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19131 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19132 THUMB2_WORK_REGS): Define.
19133 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19134 arm_condexec_mask, arm_condexec_masklen)): New variables.
19135 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19136 (arm_override_options): Check new CPU capabilities.
19137 Set new architecture flag variables.
19138 (arm_isr_value): Handle v7m interrupt functions.
19139 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19141 (const_ok_for_arm): Handle Thumb-2 constants.
19142 (arm_gen_constant): Ditto. Use movw when available.
19143 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19145 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19146 (thumb_find_work_register, arm_load_pic_register,
19147 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19148 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19149 print_multi_reg, output_mov_long_double_fpa_from_arm,
19150 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19151 output_mov_double_fpa_from_arm, output_move_double,
19152 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19153 output_return_instruction, arm_output_function_prologue,
19154 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19155 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19156 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19157 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19158 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19159 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19161 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19162 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19163 (arm_file_start): Output directive for unified syntax.
19164 (arm_unwind_emit_set): Handle stack alignment instruction.
19165 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19166 Add v6t2, v7, v7a, v7r and v7m.
19167 (RETLDM): Add Thumb-2 code.
19168 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19169 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19170 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19171 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19172 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19173 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19174 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19175 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19176 ADJUST_INSN_LENGTH): Define.
19177 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19178 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19179 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19180 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19181 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19182 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19183 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19184 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19185 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19186 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19187 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19188 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19189 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19190 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19191 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19192 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19193 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19195 * config/arm/arm-tune.md: Regenerate.
19196 * config/arm/arm-protos.h: Update prototypes.
19197 * config/arm/vfp.md: Enable patterns for Thumb-2.
19198 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19199 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19200 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19201 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19202 * config/arm/libunwind.S: Add Thumb-2 code.
19203 * config/arm/constraints.md: Update include Thumb-2.
19204 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19205 * config/arm/ieee754-df.S: Ditto.
19206 * config/arm/bpabi.S: Ditto.
19207 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19208 * config/arm/predicates.md (low_register_operand,
19209 low_reg_or_int_operand, thumb_16bit_operator): New.
19210 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19211 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19212 * config/arm/t-arm-elf: Add armv7 multilib.
19213 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19215 (UNSPEC_STACK_ALIGN, ce_count): New.
19216 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19217 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19219 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19220 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19221 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19222 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19223 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19224 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19226 * doc/extend.texi: Document ARMv7-M interrupt functions.
19227 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19229 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19231 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19232 (struct _Unwind_Context): Rename args_size to flags, remove
19233 signal_frame field, add a new args_size field and version field.
19234 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19235 _Unwind_IsExtendedContext): New inline functions.
19236 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19237 Assume by_value array is only present if _Unwind_IsExtendedContext.
19238 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19239 _Unwind_IsSignalFrame.
19240 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19241 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19242 (uw_init_context_1): Initialize context->flags to
19243 EXTENDED_CONTEXT_BIT.
19244 * config/rs6000/linux-unwind.h (frob_update_context): Use
19245 _Unwind_SetSignalFrame.
19247 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19249 PR middle-end/30353
19250 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19251 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19254 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19256 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19257 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19258 RET, AT_SP): Remove.
19259 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19262 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19263 * cfgbuild.c (find_basic_blocks): Likewise.
19264 * cfgrtl.c (rtl_create_basic_block): Likewise.
19265 * function.c (temp_slots_at_level): Likewise.
19266 * reg-stack.c (stack_regs_mentioned): Likewise.
19267 * regclass.c (allocate_reg_info): Likewise.
19268 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19269 set_bb_for_stmt, move_block_to_fn): Likewise.
19270 * tree-complex.c (tree_lower_complex): Likewise.
19271 * vec.h (VEC_safe_grow_cleared): New.
19273 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19275 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19277 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19278 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19280 * cfgloopmanip.c (scale_loop_frequencies): Export.
19281 (loopify): Scale the frequencies by prescribed coefficients.
19282 (set_zero_probability): New function.
19283 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19284 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19285 and frequencies according to arguments.
19286 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19288 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19289 * modulo-sched.c (sms_schedule): Set probabilities for entering
19290 versioned loop correctly.
19291 * tree-vect-transform.c (vect_transform_loop): Ditto.
19292 * cfgloop.h (loopify, loop_version): Declaration changed.
19293 (scale_loop_frequencies): Declared.
19295 2007-01-02 Jan Hubicka <jh@suse.cz>
19297 * cgraph.c: Include tree-flow.h
19298 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19299 early_local_passes.
19300 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19301 * tree-pass.h (pass_all_early_optimizations): Declare.
19302 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19303 early_local_passes.
19304 (cgraph_analyze_function): Do early_local_passes.
19305 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19306 Do not add referenced vars.
19307 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19309 (gate_all_early_local_passes): New gate.
19310 (pass_early_local_passes): Use new gate.
19311 (execute_early_local_optimizations): New functions.
19312 (gate_all_early_optimizations): New gate.
19313 (pass_all_early_optimizations): New pass.
19314 (execute_free_datastructures): Free SSA only when initialized.
19315 (gate_init_datastructures): Init only when optimizing.
19316 (tree_lowering_passes): Do early local passes when called late.
19317 * tree-profile.c (do_tree_profiling): Don't profile functions added
19319 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19320 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19322 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19323 during early_local_passes.
19324 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19327 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19329 * Makefile.in: Update copyright year.
19331 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19333 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19334 in $(lang_checks) and check-consistency targets.
19336 2007-01-02 Jan Hubicka <jh@suse.cz>
19338 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19339 Do not add referenced vars.
19340 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19342 * passes.c (init_optimization_passes): Put mudflap_2 after
19343 free_datastructures.
19345 2007-01-02 Jan Hubicka <jh@suse.cz>
19347 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19348 Set NOTHROW flag on call statements proved to be nothrow.
19349 Update statement of local calls so new pure/const functions are
19350 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19352 (tree_rest_of_compilation): Register hooks and initialize bitmap
19353 early. Do not set after_inlining flag.
19355 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19357 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19358 HOST_BITS_PER_LONGLONG
19360 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19363 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19364 warning for non-static initializers.
19366 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19368 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19369 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19370 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19371 Always use set_unique_reg_note to add REG_EQUAL notes.
19373 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19376 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19378 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19379 * cfgbuild.c (find_basic_blocks): Likewise.
19380 * cfgrtl.c (rtl_create_basic_block): Likewise.
19381 * function.c (temp_slots_at_level): Likewise.
19382 * reg-stack.c (stack_regs_mentioned): Likewise.
19383 * regclass.c (allocate_reg_info): Likewise.
19384 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19385 set_bb_for_stmt, move_block_to_fn): Likewise.
19386 * tree-complex.c (tree_lower_complex): Likewise.
19387 * vec.h (VEC_safe_grow_cleared): New.
19389 2007-01-02 Ian Lance Taylor <iant@google.com>
19391 * c-common.c (c_common_truthvalue_conversion): When warning about
19392 using an assignment as a truth value, set TREE_NO_WARNING.
19394 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19397 * c.opt (Wold-style-declaration): New.
19398 * doc/invoke.texi (C-only Warning Options): New.
19399 (Wold-style-declaration): Document it.
19400 (Wextra): Enabled by -Wextra.
19401 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19402 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19403 -Wold-style-declaration.
19405 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19407 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19408 * cfgbuild.c (find_basic_blocks): Likewise.
19409 * cfgrtl.c (rtl_create_basic_block): Likewise.
19410 * function.c (temp_slots_at_level): Likewise.
19411 * reg-stack.c (stack_regs_mentioned): Likewise.
19412 * regclass.c (allocate_reg_info): Likewise.
19413 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19414 set_bb_for_stmt, move_block_to_fn): Likewise.
19415 * tree-complex.c (tree_lower_complex): Likewise.
19416 * vec.h (VEC_safe_grow_cleared): New.
19418 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19420 * c-common.c (c_common_nodes_and_builtins): Since variants of
19421 void_type_node get built before it is given a name, we need to
19422 give those variants the name, too.
19423 (complete_array_type): We need to work with the canonical main
19424 type of the array, from which we will build the qualified version.
19425 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19426 * print-tree.c (print_node): Display canonical type information
19428 * stor-layout.c (layout_type): When we don't know the
19429 alignment of a type for which we're building an array, we end up
19430 guessing wrong, so make the type require structural equality.
19431 * tree.c (make_node_stat): When we build a new type, it is its
19432 own canonical type.
19433 (build_type_attribute_qual_variant): When building an attribute
19434 variant, its canonical type is the non-attribute variant. However,
19435 if the attributes are target-dependent and they differ, we need to
19436 use structural equality checks for this type.
19437 (build_qualified_type): A qualified type is not equivalent to its
19438 unqualified variant; set the canonical type appropriately.
19439 (build_distinct_type_copy): When building a distinct type from
19440 another type, the new type is its own canonical type.
19441 (build_variant_type_copy): When building a new type variant, we
19442 assume that it is equivalent to the original type.
19443 (build_pointer_type_for_mode): When building a pointer type, also
19444 build a canonical type pointer.
19445 (build_reference_type_for_mode): When building a reference type,
19446 also build a canonical type reference.
19447 (build_index_type): When we can't hash an index type (e.g.,
19448 because its maximum value is negative), the index type requires
19449 structural equality tests.
19450 (build_array_type): Build the canonical form of an array type.
19451 (build_function_type): Function types require structural equality,
19452 because they contain default arguments, attributes, etc.
19453 (build_method_type_directly): Ditto for method types.
19454 (build_offset_type): Build the canonical offset type.
19455 (build_complex_type): Build the canonical vector type.
19456 (make_vector_type): Build the canonical vector type.
19457 * tree.h (TYPE_CANONICAL): New.
19458 (TYPE_STRUCTURAL_EQUALITY_P): New.
19459 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19460 (struct tree_type): Added "canonical" field.
19461 * params.h (VERIFY_CANONICAL_TYPES): New.
19462 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19463 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19464 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19465 * doc/invoke.texi (verify-canonical-types): Document --param
19466 parameter for verifying canonical types.
19468 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19470 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19471 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19472 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19473 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19475 * config/rs6000/e500.h: New.
19476 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19477 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19479 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19480 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19481 TARGET_E500_DOUBLE): Remove.
19482 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19483 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19484 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19485 * config/rs6000/rs6000.c (rs6000_override_options): Use
19486 CHECK_E500_OPTIONS.
19488 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19490 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19491 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19492 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19493 rs6000_emit_cmove): Don't check TARGET_E500.
19494 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19495 sordered): Don't check TARGET_E500.
19497 2007-01-01 Eric Christopher <echristo@apple.com>
19499 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19500 HARD_REGISTER_NUM_P.
19502 2007-01-01 Roger Sayle <roger@eyesopen.com>
19504 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19505 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19506 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19509 2007-01-01 Mike Stump <mrs@apple.com>
19511 * configure.ac: Remove support for building with Apple's gcc-3.1.
19513 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19515 PR middle-end/30311
19516 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19517 REG is a hard register. Do not modify REG before calling
19519 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19520 multiple of the size of YMODE for certain lowpart cases.
19522 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19524 PR middle-end/30253
19525 * gimplify (voidify_wrapper_expr): Update for
19526 GIMPLE_MODIFY_STMT.
19528 2007-01-01 Andreas Schwab <schwab@suse.de>
19531 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19532 save of BR0 in extra_spill_size instead of spill_size.
19533 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19535 (ia64_expand_epilogue): Restore BR0 from its new location.
19537 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19539 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19540 Use a temporary variable if the left hand side is not a gimple
19543 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19545 * gimplify.c (gimplify_return_expr): Make the temporary variable
19546 for the return expression, a gimple register variable.
19548 2007-01-01 Jan Hubicka <jh@suse.cz>
19550 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19553 2007-01-01 Mike Stump <mrs@apple.com>
19555 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19557 * config/darwin.c (machopic_select_rtx_section): Use
19558 HAVE_GAS_LITERAL16.
19559 (darwin_mergeable_constant_section): Likewise.
19560 * configure: Regenerate.
19561 * config.in: Regenerate.
19563 2007-01-01 Jan Hubicka <jh@suse.cz>
19564 Andrew Pinski <pinskia@gmail.com>
19566 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19567 before starting IPA passes.