1 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4 instructions if they are supported.
5 (__divsi3, __umodsi3, __modsi3): Likewise.
6 (__ashldi3, __ashrdi3, __lshrdi3): New.
7 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10 Tony Linthicum <tony.linthicum@amd.com>
12 * doc/extend.texi: Add fvect-cost-model flag.
13 * common.opt (fvect-cost-model): New flag.
14 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15 cost fields in stmt_vec_info struct for STMT.
16 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17 fields in stmt_vec_info struct and access functions for the same.
18 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
19 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
20 load, store and vector to scalar operation.
21 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
22 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
23 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
24 (TARG_VEC_STORE_COST): Define cost of vector store.
25 (vect_estimate_min_profitable_iters): Define new function.
26 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
27 check to evaluate if loop iterations are less than minimum profitable
28 iterations determined by cost model or minimum vect loop bound defined
29 by user, whichever is more conservative.
30 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
31 run-time check to evaluate if loop iterations are less than minimum
32 profitable iterations determined by cost model or minimum vect loop
33 bound defined by user, whichever is more conservative.
34 (vect_estimate_min_profitable_iterations): New function to estimate
35 mimimimum iterartions required for vector version of loop to be
36 profitable over scalar version.
37 (vect_model_reduction_cost): New function.
38 (vect_model_induction_cost): New function.
39 (vect_model_simple_cost): New function.
40 (vect_cost_strided_group_size): New function.
41 (vect_model_store_cost): New function.
42 (vect_model_load_cost): New function.
43 (vectorizable_reduction): Call vect_model_reduction_cost during
45 (vectorizable_induction): Call vect_model_induction_cost during
47 (vectorizable_load): Call vect_model_load_cost during analysis phase.
48 (vectorizable_store): Call vect_model_store_cost during analysis phase.
49 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
50 vectorizable_promotion, vectorizable_demotion): Call
51 vect_model_simple_cost during analysis phase.
53 2007-06-08 Simon Baldwin <simonb@google.com>
55 * reg-stack.c (get_true_reg): Readability change. Moved default case
56 label into direct switch statement scope.
58 2007-06-08 Simon Baldwin <simonb@google.com>
60 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
61 in gcc_assert() with '==' comparison.
63 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
66 TARGET_ABM handling of x86_popcnt variable.
68 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
70 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
71 __builtin_copysignq and __builtin_infq built-in functions.
73 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
75 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
76 SSE4.2 section. Correct built-in function names in SSE4A section.
78 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
80 PR tree-optimization/32243
81 * tree-vect-transform.c (vectorizable_type_promotion): Move check
82 for ncopies after ratio check between nunits_out and nunits_in.
83 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
85 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
87 PR tree-optimization/32224
88 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
89 vectorization upon a non GIMPLE_MODIFY_STMT.
91 2007-06-08 Christian Bruel <christian.bruel@st.com>
94 * config/sh/sh.md (doloop_end): New pattern and splitter.
95 * loop-iv.c (simple_rhs_p): Check for hardware registers.
97 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
100 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
102 (verify_dominators): Do not change dominance tree.
104 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
106 * config/sh/constraints.md: New file.
107 * config/sh/sh.c: Include tm-constrs.h.
108 (reg_class_from_letter): Remove.
109 (prepare_cbranch_operands): Use satisfies_constraint_*
110 function instead of macro.
111 (andcosts, broken_move, sh_secondary_reload): Likewise.
112 * config/sh/predicates.md (trapping_target_operand): Likewise.
113 (and_operand, arith_operand, arith_reg_or_0_operand,
114 cmp_operand, logical_operand, target_operand,
115 ua_address_operand, ua_offset, xor_operand): Likewise.
116 * config/sh/sh.md: Include constraints.md.
117 (*movsicc_t_false): Use satisfies_constraint_* function
119 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
120 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
121 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
122 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
123 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
124 (REG_CLASS_FROM_CONSTRAINT): Remove.
125 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
126 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
127 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
128 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
129 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
130 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
131 function instead of macro.
132 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
133 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
134 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
135 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
136 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
137 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
138 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
139 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
140 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
141 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
142 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
143 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
144 EXTRA_CONSTRAINT_STR): Likewise.
145 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
147 2007-06-07 Geoffrey Keating <geoffk@apple.com>
149 * config/i386/darwin.h (STACK_BOUNDARY): Define.
151 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
154 * c-common.h (flag_cpp0x): Replaced by...
155 (cxx_dialect): ... this new variable specifying the C++ dialect that
157 * c-common.c (flag_cpp0x): Removed.
158 (cxx_dialect): Defined.
159 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
161 * c-opts.c (c_common_post_options): Likewise.
162 (set_std_cxx98): Set cxx_dialect to cxx98.
163 (set_std_cxx0x): Set cxx_dialect to cxx0x.
165 2007-06-07 Geoffrey Keating <geoffk@apple.com>
166 Hui-May Chang <hm.chang@apple.com>
168 * doc/invoke.texi (Darwin Options): Update documentation for
169 -mmacosx-version-min.
170 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
171 * config/darwin-driver.c: New file.
172 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
173 * config/t-darwin (darwin-driver.o): New rule.
175 * config/darwin-c.c (version_as_macro): Ignore low digit.
177 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
179 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
180 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
181 (CSGNMODE): New mode macro.
182 (CSGNVMODE): New mode attribute.
183 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
184 expander using CSGNMODE mode macro. Handle TFmode.
185 (copysign<mode>3_const): Rename from copysignsf3_const and
186 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
188 (copysign<mode>3_var): Rename from copysignsf3_var and
189 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
191 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
192 mode macro. Handle TFmode.
193 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
194 (iortf3, *iortf3): Ditto.
195 (xortf3, *xortf3): Ditto.
196 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
197 TFmode and TImode masks.
198 (ix86_expand_copysign): Expand TFmode copysign insn.
199 (IX86_BUILTIN_INFQ): New.
200 (IX86_BUILTIN_FABSQ): Ditto.
201 (IX86_BUILTIN_COPYSIGNQ): Ditto.
202 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
203 [__builtin_fabsq]: Ditto.
204 [__builtin_copysignq]: Ditto.
205 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
206 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
207 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
208 ix86_expand_unop_builtin().
210 2007-06-07 Bob Wilson <bob.wilson@acm.org>
212 * config/xtensa/lib1funcs.asm: Clean up whitespace.
214 2007-06-07 Steve Ellcey <sje@cup.hp.com>
217 * rtl.h (push_to_sequence2): New.
218 * emit-rtl.c (push_to_sequence2): New.
219 * function.c (assign_parm_data_all): Add new fields.
220 (assign_parm_setup_block): Call push_to_sequence2 instead of
222 (assign_parm_setup_reg): Ditto.
223 (assign_parm_setup_stack): Ditto.
224 (assign_parms_unsplit_complex): Ditto.
225 (assign_parms): Change field name.
227 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
229 PR tree-optimization/32220
230 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
231 phi node is reached before defining statement.
233 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
236 * tree-vect-transform.c (vectorizable_call): Call update_stmt
237 after changing the right hand side of the assignment.
239 2007-06-06 Eric Christopher <echristo@apple.com>
241 * config.gcc (i?86-*-darwin*): Remove arch parameter.
242 (x86_64-*-darwin*): Ditto.
243 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
244 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
246 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
248 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
251 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
252 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
254 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
255 (add_cost_one_coalesce): Likewise.
256 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
257 variable names. Rename orig to orig_name for consistency.
258 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
260 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
261 (record_equivalences_from_stmt): Likewise.
262 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
263 the coding conventions.
264 (memory_ssa_name_same): Likewise.
265 (dse_optimize_stmt): Likewise.
266 (dse_record_phis): Likewise.
267 (dse_finalize_block): Likewise.
268 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
269 keywords as variable names.
270 (may_move_till): Cast according to the coding conventions.
271 (force_move_till_expr): Avoid using C++ keywords as variable names.
272 (force_move_till): Cast according to the coding conventions.
273 (memref_hash): Likewise.
274 (memref_eq): Likewise.
275 (gather_mem_refs_stmt): Likewise.
276 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
277 keywords as variable names.
278 (idx_find_step): Cast according to the coding conventions.
279 (idx_record_use): Likewise.
280 (find_depends): Likewise.
281 (prepare_decl_rtl): Likewise.
282 (mbc_entry_hash): Likewise.
283 (mbc_entry_eq): Likewise.
284 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
285 (simplify_replace_tree): Avoid using C++ keywords as variable names.
286 (idx_infer_loop_bounds): Cast according to the coding conventions.
287 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
288 * tree-ssa-math-opts.c (occ_new ): Likwise.
289 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
291 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
293 (add_use_op): Likewise.
295 (add_vuse_op): Likewise.
296 (add_vdef_op): Likewise.
297 (get_expr_operands): Likewise.
298 (push_stmt_changes): Use type safe memory macros.
299 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
300 keywords as variable names.
301 (conditional_replacement): Likewise.
302 (minmax_replacement): Likewise.
303 (abs_replacement): Likewise.
304 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
306 (insert_fake_stores): Avoid using C++ keywords as variable names.
307 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
309 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
310 (heapvar_insert): Use type safe memory macros.
311 (new_var_info): Cast according to the coding conventions.
312 (new_constraint): Likewise.
313 (remove_preds_and_fake_succs): Use type safe memory macros.
314 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
316 (thread_single_edge): Likewise.
317 (thread_through_loop_header): Likewise.
319 2007-06-06 Eric Christopher <echristo@apple.com>
321 * config/i386/i386.c (override_options): Move handling
322 of TARGET_SUBTARGET* earlier.
324 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
326 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
329 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
331 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
332 emited outside of basic block.
333 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
335 * rtl.h (delete_insn_chain): Declaration changed.
336 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
338 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
339 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
340 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
341 to delete_insn_chain.
342 (rtl_verify_flow_info_1): Verify that the insns in header and footer
343 do not have bb field set.
344 (rtl_verify_flow_info): Verify that insns between basic blocks do not
346 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
347 * cfgcleanup.c (try_optimize_cfg): Ditto.
349 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
351 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
352 (lambda_body_vector_new): Use type safe memory macros.
353 (lambda_linear_expression_new): Likewise.
354 (lambda_loopnest_new): Likewise.
355 (lambda_lattice_new): Likewise.
356 (replace_uses_equiv_to_x_with_y): Cast according to the coding
357 conventions. Use type safe memory macros.
358 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
359 (lambda_body_vector_s): Likewise.
360 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
361 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
363 2007-06-06 Richard Guenther <rguenther@suse.de>
365 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
366 if we need to schedule cfg_cleanup.
367 (tree_ssa_forward_propagate_single_use_vars): Do so.
369 2007-06-06 Ian Lance Taylor <iant@google.com>
371 * fold-const.c (merge_ranges): If range_successor or
372 range_predecessor fail, just return 0.
374 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
376 PR tree-optimization/32216
377 * tree-vectorizer.c (supportable_widening_operation): Determine
378 signedness of FIX_TRUNC_EXPR from output operand.
379 (supportable_narrowing_operation): Ditto.
380 * tree-vect-generic.c (expand_vector_operations_1): Determine
381 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
384 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
386 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
387 (struct pta): ...from here. Change flags to unsigned to avoid
388 excessive casting (as it is used as a bit mask).
389 (override_options): Add casts according to the coding convenventions.
390 (x86_64_elf_unique_section): Likewise.
391 (examine_argument): Avoid using C++ keywords as variable names.
392 (construct_container): Likewise.
393 (legitimize_pic_address): Likewise.
394 (get_dllimport_decl): Cast according to the coding conventions. Use
395 type safe memory macros.
396 (legitimize_address): Cast according to the coding conventions.
397 (emit_i387_cw_initialization): Corrected the type of slot to enum
399 (ix86_init_machine_status): Use type safe memory macros.
400 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
401 (bdesc_pcmpistr): Likewise.
402 (bdesc_crc32): Likewise.
403 (bdesc_sse_3arg): Likewise.
404 (bdesc_2arg): Likewise.
405 (bdesc_1arg): Likewise.
406 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
407 (ix86_expand_sse_pcmpistr): Likewise.
408 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
409 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
410 int to match the langhook definition.
411 (ix86_builtin_conversion): Change the type of code to unsigned init to
412 match the langhook definition.
413 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
415 (ix86_preferred_output_reload_class): Likewise.
416 (ix86_cannot_change_mode_class): Likewise.
417 (ix86_memory_move_cost): Likewise.
418 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
419 avoid excessive casting later on.
420 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
422 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
425 as flags setting insn.
426 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
428 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
430 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
432 ("sse4_1_round<mode>2"): New insn pattern.
433 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
435 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
436 expander using SSEMODEF mode macro. Expand using
437 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
438 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
439 expander using SSEMODEF mode macro. Expand using
440 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
441 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
442 expander using SSEMODEF mode macro. Expand using
443 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
444 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
445 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
446 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
449 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
450 Sebastian Pop <sebpop@gmail.com>
452 * lambda.h (build_linear_expr): New.
453 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
454 Use build_linear_expr, call fold and force_gimple_operand.
455 (lambda_loopnest_to_gcc_loopnest): Check that there is
457 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
459 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
461 PR preprocessor/23479
462 * doc/extend.texi: Document the 0b-prefixed binary integer
465 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
467 PR tree-optimization/32215
468 * tree-vectorizer.c (supportable_widening_operation): Return false
469 for unsupported FIX_TRUNC_EXPR tree code.
470 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
472 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
474 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
475 register on SPE targets. Change documentation to reflect
477 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
478 Change FIXED_SCRATCH to 14 and document why we're keeping r14
479 out of the register allocation pool.
480 (rs6000_reg_live_or_pic_offset_p): New function.
481 (rs6000_emit_prologue): Move the actual saving of LR up to free
482 r0 for holding r11. Split saving of SPE 64-bit registers into
483 its own case. Ensure that offsets will always be in-range for
484 'evstdd' by using r11 as a scratch register to point at the start
485 of the SPE save area. Save r11 if necessary, as it is the static
487 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
488 into its own case. Ensure that offsets will always be in-range
489 for 'evldd' by using r11 as a scratch register to point at the
490 start of the SPE save area. Also adjust r11 when restoring
491 the stack pointer to compensate for pre-loading r11.
493 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
495 * cfg.c (init_flow): Use type safe memory macros.
496 (alloc_block): Likewise.
497 (unchecked_make_edge): Likewise.
498 (dump_flow_info): Avoid using C++ keywords as variable names.
499 (copy_original_table_clear): Cast according to the coding conventions.
500 (copy_original_table_set): Likewise.
501 * cfgexpand (label_rtx_for_bb): Likewise.
502 (expand_gimple_basic_block): Likewise.
503 * cfghooks.c (dump_bb): Likewise.
504 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
506 (lv_add_condition_to_bb): Likewise.
507 * cfglayout (relink_block_chain): Cast according to the coding
509 (fixup_reorder_chain): Likewise.
510 (fixup_fallthru_exit_predecessor): Likewise.
511 * cfgloop.c (glb_enum_p): Likewise.
512 (get_exit_description): Likewise.
513 (dump_recorded_exit): Likewise.
514 * cfgloop.h (enum loop_estimation): Move out of struct scope...
515 (struct loop): ... from here.
516 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
518 * cfgrtl.c (rtl_create_basic_block): Likewise.
519 (rtl_split_block): Likewise.
520 (rtl_dump_bb): Likewise.
521 (cfg_layout_split_block): Likewise.
522 (init_rtl_bb_info): Use typesafe memory macros.
524 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
525 * graphds.h: Updated all usages of edge to graph_edge.
526 * graphds.c: Likewise.
527 * cfgloopanal.c: Likewise.
529 2007-06-05 Ian Lance Taylor <iant@google.com>
531 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
532 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
533 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
535 (test_for_singularity): Likewise.
537 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
539 * config/i386/constraints.md ("Y2"): Replaced by ...
541 * config/i386/i386.md: Likewise.
542 * config/i386/mmx.md: Likewise.
543 * config/i386/sse.md: Likewise.
545 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
547 * config/i386/constraints.md ("z"): Replaced by ...
549 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
550 (sse4_1_blendvps): Likewise.
551 (sse4_1_pblendvb): Likewise.
552 (sse4_2_pcmpestr): Likewise.
553 (sse4_2_pcmpestrm): Likewise.
554 (sse4_2_pcmpestr_cconly): Likewise.
555 (sse4_2_pcmpistr): Likewise.
556 (sse4_2_pcmpistrm): Likewise.
557 (sse4_2_pcmpistr_cconly): Likewise.
559 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
561 * matrix-reorg.c (transform_access_sites): Fix computation.
562 (transform_allocation_sites): Same.
564 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/i386.c (override_options): Use
567 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
569 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
572 (nonimm_not_xmm0_operand): Ditto.
573 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
574 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
575 as operand[2] predicate. Require "z" class XMM register for
576 operand[3]. Adjust asm template.
577 ("sse4_1_blendvpd"): Ditto.
578 ("sse4_1_pblendvb"): Ditto.
579 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
580 force op2 into xmm0 register for variable blend instructions.
582 2007-06-04 Tom Tromey <tromey@redhat.com>
584 * c-tree.h (start_enum): Update.
585 (build_enumerator): Likewise.
586 * c-decl.c (enum_next_value): Removed.
587 (enum_overflow): Likewise.
588 (start_enum): Add c_enum_contents argument. Don't use globals.
589 (build_enumerator): Likewise.
590 * c-tree.h (struct c_enum_contents): New struct.
592 2007-06-04 Tom Tromey <tromey@redhat.com>
594 * c-common.c (c_common_get_alias_set): Fix indentation.
596 2007-06-04 Ian Lance Taylor <iant@google.com>
598 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
599 to overflow, reduce overflow infinity to regular infinity.
600 (vrp_var_may_overflow): New static function.
601 (vrp_visit_phi_node): Check vrp_var_may_overflow.
603 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
605 * stor-layout.c (layout_type): Remove duplicate code.
607 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
610 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
611 before build_common_builtin_nodes ().
613 2007-06-04 Steve Ellcey <sje@cup.hp.com>
616 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
618 2007-06-04 Jan Hubicka <jh@suse.cz>
620 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
621 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
622 instead of _stat version.
624 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
626 PR tree-optimization/32194
627 * tree-predcom.c (determine_offset): Check that both references have
630 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
632 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
633 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
634 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
635 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
636 Add argument to iterate_fix_dominators call.
637 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
638 * gcse.c (hoist_code): Change domby to vector.
639 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
640 Add argument to iterate_fix_dominators call.
641 * loop-doloop.c (doloop_modify): Changed recount_dominator to
643 * lambda-code.c (perfect_nestify): Ditto.
644 * cfgloopanal.c: Include graphds.h.
645 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
646 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
647 (mark_irreducible_loops): Use graphds_scc. Remove argument from
649 * graphds.c: New file.
650 * graphds.h: New file.
651 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
652 (get_dominated_by, get_dominated_by_region): Change return type to
654 (verify_dominators): Recompute all dominators and compare the results.
655 (recount_dominator): Renamed to ...
656 (recompute_dominator): ... this. Do not check that the block is
658 (iterate_fix_dominators): Reimplemented.
659 (prune_bbs_to_update_dominators, root_of_dom_tree,
660 determine_dominators_for_sons): New functions.
661 * et-forest.c (et_root): New function.
662 * et-forest.h (et_root): Declare.
663 * Makefile.in (graphds.o): Add.
664 (cfgloopanal.o): Add graphds.h dependency.
665 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
666 * basic-block.h (get_dominated_by, get_dominated_by_region,
667 iterate_fix_dominators): Declaration changed.
668 (recount_dominator): Renamed to ...
669 (recompute_dominator): ... this.
670 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
671 (thread_through_all_blocks): Do not free dominance info.
673 2007-06-03 Andreas Schwab <schwab@suse.de>
675 * config/m68k/m68k.c (override_options): Don't override
677 * config/m68k/m68k-modes.def (SF, DF): Define to use
678 motorola_single_format and motorola_double_format, resp.
679 * real.c (motorola_single_format): Renamed from
680 coldfire_single_format.
681 (motorola_double_format): Renamed from coldfire_double_format.
682 (encode_ieee_extended): Generate a proper canonical NaN image
683 respecting canonical_nan_lsbs_set.
684 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
686 * real.h: Adjust declarations.
688 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
691 * config/sh/sh.md (symGOT_load): Don't schedule insns when
692 the symbol is generated with the stack protector.
694 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
696 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
697 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
699 * doc/extend.texi (interrupt): Mention m68k.
701 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
704 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
705 (ix86_expand_sse_pcmpestr): Do not check operands for
706 "register_operand", when insn operand predicate is "register_operand".
707 (ix86_expand_sse_pcmpistr): Ditto.
709 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
710 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
713 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
714 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
715 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
716 * config/i386/constraints.md ("z"): New register constraint
717 for members of SSE_FIRST_REG class.
718 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
719 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
721 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
722 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
723 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
724 (IX86_BUILTIN_PCMPESTRM128): Likewise.
725 (IX86_BUILTIN_PCMPESTRA128): Likewise.
726 (IX86_BUILTIN_PCMPESTRC128): Likewise.
727 (IX86_BUILTIN_PCMPESTRO128): Likewise.
728 (IX86_BUILTIN_PCMPESTRS128): Likewise.
729 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
730 (IX86_BUILTIN_PCMPISTRI128): Likewise.
731 (IX86_BUILTIN_PCMPISTRM128): Likewise.
732 (IX86_BUILTIN_PCMPISTRA128): Likewise.
733 (IX86_BUILTIN_PCMPISTRC128): Likewise.
734 (IX86_BUILTIN_PCMPISTRO128): Likewise.
735 (IX86_BUILTIN_PCMPISTRS128): Likewise.
736 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
737 (struct builtin_description): Change "flag" field to unsigned.
738 (bdesc_pcmpestr): New builtin description table.
739 (bdesc_pcmpistr): Likewise.
740 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
741 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
742 Initialize pcmp[ei]str[im] insns for SSE4.2.
743 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
744 (ix86_expand_sse_pcmpistr): Likewise.
745 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
746 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
747 (UNSPEC_PCMPISTR): Likewise.
748 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
749 (sse4_2_pcmpestri):New isns pattern.
750 (sse4_2_pcmpestrm): Likewise.
751 (sse4_2_pcmpestr_cconly): Likewise.
752 (sse4_2_pcmpistr): New insn patern and splitter.
753 (sse4_2_pcmpistri):New isns pattern.
754 (sse4_2_pcmpistrm): Likewise.
755 (sse4_2_pcmpistr_cconly): Likewise.
756 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
759 2007-06-01 David Daney <ddaney@avtrex.com>
761 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
762 LOADGP_ABSOLUTE and not binds_local_p.
764 2007-06-01 Geoffrey Keating <geoffk@apple.com>
766 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
768 2007-06-01 Ian Lance Taylor <iant@google.com>
770 * tree-vrp.c (compare_name_with_value): Always set
771 used_strict_overflow if we get a result from the variable itself.
773 2007-06-01 Ian Lance Taylor <iant@google.com>
775 PR rtl-optimization/31455
776 * lower-subreg.c (find_decomposable_subregs): Don't decompose
777 subregs which have a cast between modes which are not tieable.
779 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
781 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
782 breaks after return statements.
784 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
786 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
787 only after no_new_pseudos.
789 2007-05-31 Eric Christopher <echristo@apple.com>
791 * expr.c (convert_move): Assert that we don't have a BLKmode
793 (store_expr): Handle BLKmode moves by calling emit_block_move.
795 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
797 * c-typeck.c (build_indirect_ref): Include type in error message.
798 (build_binary_op): Pass types to binary_op_error.
799 * c-common.c (binary_op_error): Take two type arguments, print out
801 * c-common.h (binary_op_error): Update prototype.
803 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/i386.c: Correct coments on -mno-sse4.
807 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
809 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
810 (x86_64-*-*): Likewise.
811 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
812 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
813 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
814 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
815 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
816 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
817 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
818 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
819 (OPTION_MASK_ISA_SSE4): Likewise.
820 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
821 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
822 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
823 (override_options): Support SSE4.2.
824 (ix86_build_const_vector): Support SImode and DImode.
825 (ix86_build_signbit_mask): Likewise.
826 (ix86_expand_int_vcond): Support V2DImode.
827 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
828 (IX86_BUILTIN_CRC32HI): Likewise.
829 (IX86_BUILTIN_CRC32SI): Likewise.
830 (IX86_BUILTIN_CRC32DI): Likewise.
831 (IX86_BUILTIN_PCMPGTQ): Likewise.
832 (bdesc_crc32): Likewise.
833 (bdesc_sse_3arg): Likewise.
834 (ix86_expand_crc32): Likewise.
835 (ix86_init_mmx_sse_builtins): Support SSE4.2.
836 (ix86_expand_builtin): Likewise.
837 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
838 __SSE4_2__ for -msse4.2.
839 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
840 (CRC32MODE): Likewise.
841 (crc32modesuffix): Likewise.
842 (crc32modeconstraint): Likewise.
843 (sse4_2_crc32<mode>): Likewise.
844 (sse4_2_crc32di): Likewise.
845 * config/i386/i386.opt (msse4.2): New for SSE4.2.
847 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
848 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
849 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
850 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
851 (vcondu<mode>): Likewise.
852 * doc/extend.texi: Document SSE4.2 built-in functions.
853 * doc/invoke.texi: Document -msse4.2/-msse4.
855 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
857 PR tree-optimization/32160
858 * tree-predcom.c (predcom_tmp_var): New function. Mark created
859 variable as gimple reg.
860 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
862 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
864 * gcc.c (main): Don't consider linker options when issuing the
865 warning about a linker input file not being used.
867 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
869 * tree-vrp.c (compare_names): Initialize sop.
871 2007-05-30 Dirk Mueller <dmueller@suse.de>
873 * cgraphunit.c (cgraph_analyze_function): Remove
874 computation of inline parameters.
876 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
880 2007-05-30 Richard Sandiford <richard@codesourcery.com>
882 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
883 Add vx-common.h. Include vxworks.h between vx-common.h and
885 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
887 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
888 (TARGET_ASM_DESTRUCTOR): Likewise.
889 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
890 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
891 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
892 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
893 (VXWORKS_ENDIAN_SPEC): Define.
894 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
895 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
896 VXWORKS_* equivalents.
897 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
898 (ASM_FILE_START): Delete.
899 (TARGET_VERSION): Reformat.
900 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
901 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
902 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
903 (FPBIT, DPBIT): Define.
904 (fp-bit.c, dp-bit.c): New rules.
905 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
906 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
907 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
908 * config/arm/arm.h: Include vxworks-dummy.h.
909 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
910 Mark with ATTRIBUTE_UNUSED.
911 (arm_override_options): Do not allow VxWorks RTP PIC to be used
912 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
913 make it incompatible with -msingle-pic-base.
914 (arm_function_ok_for_sibcall): Return false for calls that might
915 go through a VxWorks PIC PLT entry.
916 (require_pic_register): New function, split out from...
917 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
919 (arm_load_pic_register): Handle the VxWorks RTP initialization
920 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
921 (arm_emit_call_insn): New function.
922 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
923 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
924 (pic_offset_arm): New pattern.
925 (call, call_value): Use arm_emit_call_insn.
926 (call_internal, call_value_internal): New expanders.
927 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
928 VxWorks unless __PIC__.
930 2007-05-30 Eric Christopher <echristo@gmail.com>
932 * genrecog.c: Include regs.h in generated file.
933 * genemit.c: Ditto. Fix up formatting.
934 * config/mn10300/constraints.md: New.
935 * config/mn10300/mn10300.md: Include.
936 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
937 Fix up for removed macro.
938 * config/mn10300/predicates.md (call_address_operand): Ditto.
939 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
940 (CONST_OK_FOR_I): Ditto.
941 (CONST_OK_FOR_J): Ditto.
942 (CONST_OK_FOR_K): Ditto.
943 (CONST_OK_FOR_L): Ditto.
944 (CONST_OK_FOR_M): Ditto.
945 (CONST_OK_FOR_N): Ditto.
946 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
950 (EXTRA_CONSTRAINT): Ditto.
952 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
954 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
956 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
957 OPTION_MASK_ISA_64BIT.
958 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
960 2007-05-30 Richard Guenther <rguenther@suse.de>
963 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
964 types for comparison.
965 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
966 with original typed arguments.
967 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
969 2007-05-30 Jakub Jelinek <jakub@redhat.com>
971 PR tree-optimization/31769
972 * except.c (duplicate_eh_regions): Clear prev_try if
973 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
975 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
977 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
978 * tree-ssa-sink.c (statement_sink_location): Return basic block and
979 bsi of the location where statements should be inserted.
980 (sink_code_in_bb): Take bsi from statement_sink_location.
981 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
982 instead of bsi_start.
983 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
985 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
986 (bsi_move_before): Document inconsistency with bsi_move_after.
987 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
989 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.h (TARGET_ABM): New define.
992 (TARGET_POPCNT): Ditto.
993 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
994 New temporary defines to redefine from OPTION_ISA_* defines.
995 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
996 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
997 (ix86_isa_flags): New extern int declaration.
998 (TARGET_SUBTARGET_DEFAULT): New define.
999 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1000 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1001 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1002 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1003 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1004 * config/i386/darwin.h: Change TARGET_64BIT define to
1007 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1008 using existing "ix86_isa_flags" varible.
1009 (m32, m64): Use existing "ix86_isa_flags" variable.
1010 (mmmx, m3dnow): Ditto.
1011 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1012 (mabm): Define as non-negative option using "x86_abm" variable.
1013 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1015 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1016 Rewrite feature test bitmap.
1017 (ix86_isa_flags): New initialized global int varible.
1018 (ix86_isa_flags_explicit): New static int variable.
1019 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1020 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1021 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1022 target_flags_explicit.
1023 (override_options): Remove "target_enable" and "target_disable" fields
1024 from "struct ptt". Update processor_target_table accordingly. Remove
1025 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1026 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1027 "target_flags" and "ix86_isa_flags_explicit" instead of
1028 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1029 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1030 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1031 to true when either of PTA_POPCNT or PTA_ABM is set in
1032 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1033 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1034 processor_alias_table flags entry. Remove handling of
1035 "target_enable" and "target_disable" fields of processor_target_table.
1036 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1037 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1038 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1039 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1040 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1042 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1044 2007-05-29 David Daney <ddaney@avtrex.com>
1047 * config/mips/mips.c (mips_output_mi_thunk): Emit
1048 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1050 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1051 * config/i386/i386.c (ix86_function_regparm): Added checking of
1052 ix86_force_align_arg_pointer to determine the number of
1053 register parameters.
1055 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1057 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1058 (SET_DR_MISALIGNMENT): New.
1059 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1060 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1061 Use SET_DR_MISALIGNMENT.
1062 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1064 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1065 find_loop_nest): Export.
1066 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1067 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1068 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1069 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1071 (struct mem_ref): Add field reuse_distance.
1072 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1073 Initialize reuse_distance field.
1074 (issue_prefetch_ref): Select temporality of prefetch according to
1076 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1077 self_reuse_distance, determine_loop_nest_reuse): New functions.
1078 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1079 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1080 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1083 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1085 * tree-ssa-alias.c: Add aliasing overview.
1087 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1088 Danny Smith <dannysmith@users.sourceforge.net>
1091 * config/i386/t-crtfm: Compile crtfastmath.o with
1092 -minline-all-stringops.
1093 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1094 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1096 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1098 * doc/md.texi: Document constraints on HP PA-RISC.
1100 * pa/constraints.md: New file.
1101 * pa.md: Include constraints.md.
1102 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1103 (integer_store_memory_operand, ldil_cint_p): New functions.
1104 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1105 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1106 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1107 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1108 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1110 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1113 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1114 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1115 case POSTDECREMENT_EXPR>): Return the error_mark_node
1116 if either the real or imaginary parts would an
1119 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1122 name when we remove it from a call.
1124 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1126 * targhooks.c (default_narrow_bitfield): Remove.
1127 * targhooks.h: Remove the prototype for
1128 default_narrow_bitfield.
1130 * langhooks-def.h: Remove the prototype for
1131 hook_get_alias_set_0.
1132 * langhooks.c (hook_get_alias_set_0): Remove.
1134 * global.c (EXECUTE_IF_CONFLICT): Remove.
1136 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1139 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1140 return true when truth_value_p is true and the type
1143 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1145 * doc/install.texi (Prerequisites): We no longer require Autoconf
1146 2.13 for the top-level.
1148 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1150 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1151 memory access via x86_expand_vector_move_misalign() only for
1152 TImode values on 32-bit targets.
1154 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1156 * matrix-reorg.c: New file. Implement matrix flattening and
1157 transposing optimization.
1158 * tree-pass.h: Add matrix reorg pass.
1159 * common.opt: Add fipa-mreorg flag.
1160 * Makefile.in: Add matrix-reorg.c.
1161 * passes.c: Add matrix reorg pass.
1162 * varpool.c (add_new_static_var): New function.
1163 * cgraph.h (add_new_static_var): Declare.
1165 2007-05-27 Eric Christopher <echristo@apple.com>
1167 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1168 sp_offset depending on stack size. Save r12 depending
1169 on registers we're saving later.
1170 (rs6000_emit_epilogue): Update sp_offset depending only
1173 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1175 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1176 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1177 * ifcvt.c (if_convert): Ditto.
1178 * tree-ssa-threadupdate.c (thread_block): Ditto.
1179 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1180 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1181 verify_loop_closed_ssa): Check number_of_loops instead of
1183 * predict.c (tree_estimate_probability): Ditto.
1184 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1185 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1186 * modulo-sched.c (sms_schedule): Ditto.
1187 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1188 (scev_finalize): Do not do anything if scev analysis was not
1190 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1191 current_loops == NULL.
1192 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1193 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1195 (loop_optimizer_finalize): Assert that loops were analyzed.
1196 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1197 rtl_doloop): Check number_of_loops instead of current_loops.
1198 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1199 current_loops == NULL.
1200 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1201 gate_tree_vectorize tree_linear_transform, check_data_deps,
1202 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1203 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1204 Check number_of_loops instead of current_loops.
1205 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1206 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1207 free loops if available.
1208 (execute_pre): Do not pass do_fre to fini_pre.
1210 2007-05-27 Tobias Burnus <burnus@net-b.de>
1213 * real.c (mpfr_from_real): Fix sign of -Inf.
1215 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1217 * tree-vect-transform.c (vectorizable_conversion): Initialize
1218 tree_code variables to ERROR_MARK.
1219 (vectorizable_type_demotion): Likewise.
1220 (vectorizable_type_promotion): Likewise.
1222 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (movti): Handle push operands via
1228 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1230 * basic-block.h: Remove the prototype for merge_seq_blocks.
1231 * cfgcleanup.c (merge_seq_blocks): Remove.
1233 * tree-flow.h: Remove the prototype for is_aliased_with.
1234 * tree-ssa-alias.c (is_aliased_with): Remove.
1236 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1238 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1240 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1242 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1243 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1244 (vec_unpacks_hi_v16qi): Likewise.
1245 (vec_unpacku_lo_v16qi): Likewise.
1246 (vec_unpacks_lo_v16qi): Likewise.
1247 (vec_unpacku_hi_v8hi): Likewise.
1248 (vec_unpacks_hi_v8hi): Likewise.
1249 (vec_unpacku_lo_v8hi): Likewise.
1250 (vec_unpacks_lo_v8hi): Likewise.
1251 (vec_unpacku_hi_v4si): Likewise.
1252 (vec_unpacks_hi_v4si): Likewise.
1253 (vec_unpacku_lo_v4si): Likewise.
1254 (vec_unpacks_lo_v4si): Likewise.
1256 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1258 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1259 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1260 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1261 follow spelling conventions in various
1262 warning/error/diagnostic messages.
1264 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1265 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1266 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1267 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1268 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1269 * doc/tm.texi: Follow spelling conventions.
1271 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1274 * tree-ssa-forwprop.c
1275 (forward_propagate_addr_into_variable_array_index): Remove
1276 the lhs argument. Use the type of def_rhs instead of lhs.
1277 (forward_propagate_addr_expr_1): Update use of
1278 forward_propagate_addr_into_variable_array_index.
1280 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1281 Nigel Stephens <nigel@mips.com>
1283 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1284 function attributes, "far" being an alias for "long_call".
1285 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1286 (mips_near_type_p, mips_far_type_p): New.
1287 (mips_comp_type_attributes): New function to check that attributes
1288 attached to a function type are compatible.
1289 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1290 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1291 to the target function of the thunk.
1292 (mips_encode_section_info): Check for "near" and "far" function
1293 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1295 * config/mips/predicates.md (const_call_insn_operand): Test only
1296 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1298 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1301 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1302 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1303 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1304 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1306 2007-05-25 Eric Christopher <echristo@apple.com>
1308 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1309 to x86-darwin configurations.
1310 * config/i386/t-darwin: Add softfp support.
1311 * config/i386/t-darwin64: Ditto.
1312 * config/i386/sfp-machine.h: If mach then don't use
1313 aliasing, emit a stub to call.
1315 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1317 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1318 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1319 tree-predcom.c, tree-ssa-alias-warnings.c,
1320 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1321 comment typos. Follow spelling conventions.
1322 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1324 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1327 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1328 constants into memory. Expand unaligned memory references for
1329 SSE modes via x86_expand_vector_move_misalign() function.
1331 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1333 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1334 "memory" attribute for "sseishft" type insn without operands[2].
1336 2007-05-25 Dirk Mueller <dmueller@suse.de>
1337 Marcus Meissner <meissner@suse.de>
1339 * doc/extend.texi (alloc_size): New attribute.
1340 * c-common.c (handle_alloc_size_attribute): New.
1341 * tree-object-size.c (alloc_object_size): Use alloc_size
1342 attribute, if available.
1344 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1348 (__builtin_ia32_vec_ext_v2di): Likewise.
1349 (__builtin_ia32_vec_ext_v4si): Likewise.
1350 (__builtin_ia32_vec_ext_v8hi): Likewise.
1351 (__builtin_ia32_vec_ext_v16qi): Likewise.
1352 (__builtin_ia32_vec_set_v8hi): Likewise.
1354 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1356 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1358 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1360 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1361 (arm_is_longcall_p): Rename to...
1362 (arm_is_long_call_p): ...this. Take a single tree argument and
1364 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1365 (CUMULATIVE_ARGS): Remove call_cookie.
1366 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1367 (ENCODED_LONG_CALL_ATTR_P): Delete.
1368 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1369 LONG_CALL_FLAG_CHAR cases.
1370 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1371 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1372 ARM_DECLARE_FUNCTION_SIZE.
1373 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1374 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1375 (arm_encode_call_attribute, current_file_function_operand): Delete.
1376 (arm_function_in_section_p): New function.
1377 (arm_is_longcall_p): Rename to...
1378 (arm_is_long_call_p): ...this. Take the target function as a single
1379 argument and return a bool. Do not rely on call cookies. Check
1380 whether the target symbol is in the same section as the current
1381 function, not just the same compilation unit.
1382 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1383 (arm_encode_section_info): Don't encode a call type.
1384 * config/arm/arm.md (call, call_value): Update calls to
1385 arm_is_long(_)call_p. Simplify logic.
1386 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1387 Update calls to arm_is_long(_)call_p.
1389 2007-05-25 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/31982
1392 * tree-ssa-forwprop.c
1393 (forward_propagate_addr_into_variable_array_index): Handle arrays
1394 with element size one.
1396 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1398 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1399 (umulsi3_highpart): Likewise.
1401 2007-05-24 Ian Lance Taylor <iant@google.com>
1403 PR rtl-optimization/32069
1404 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1407 2007-05-24 Ollie Wild <aaw@google.com>
1409 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1412 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1414 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1415 (oprs_unchanged_p): Use it to check all registers in a REG.
1416 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1417 (reg_set_between_after_reload_p): Delete.
1418 (reg_used_between_after_reload_p): Likewise.
1419 (reg_set_or_used_since_bb_start): Likewise.
1420 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1421 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1422 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1423 * rtlanal.c (reg_set_p): Check whether REG overlaps
1424 regs_invalidated_by_call, rather than just checking the
1425 membership of REGNO (REG).
1427 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1429 * doc/passes.texi: Document predictive commoning.
1430 * doc/invoke.texi (-fpredictive-commoning): Document.
1431 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1432 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1433 adding indices to the generated name.
1434 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1435 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1436 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1437 (op_symbol_code): ... and exported.
1438 (dump_omp_clause, op_symbol): Use op_symbol_code
1439 instead of op_symbol_1.
1440 * tree-pass.h (pass_predcom): Declare.
1441 * timevar.def (TV_PREDCOM): New timevar.
1442 * tree-ssa-loop.c (run_tree_predictive_commoning,
1443 gate_tree_predictive_commoning, pass_predcom): New.
1444 * tree-data-ref.c (find_data_references_in_loop): Find the
1445 references in dominance order.
1446 (canonicalize_base_object_address): Ensure that the result has
1448 (dr_analyze_innermost): Export.
1449 (create_data_ref): Code to fail for references with invariant
1451 (find_data_references_in_stmt): ... here.
1452 * tree-data-ref.h (dr_analyze_innermost): Declare.
1453 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1454 (aff_combination_find_elt, name_expansion_hash,
1455 name_expansion_eq, tree_to_aff_combination_expand,
1456 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1458 * tree-affine.h (aff_combination_constant_multiple_p,
1459 tree_to_aff_combination_expand): Declare.
1460 * tree-predcom.c: New file.
1461 * common.opt (fpredictive-commoning): New option.
1462 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1463 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1464 * Makefile.in (tree-predcom.o): Add.
1465 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1466 * passes.c (init_optimization_passes): Add dceloop after
1467 copy propagation in loop optimizer. Add predictive commoning
1468 to loop optimizer passes.
1470 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1472 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1475 2007-05-24 Jan Hubicka <jh@suse.cz>
1477 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1479 (genheader): Include statistics.h.
1481 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1483 * print-rtl.c (flag_dump_unnumbered): Update comments.
1484 (print_rtl): Fix my previous change.
1485 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1488 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1491 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1493 (thread_through_all_blocks): Call initialize_original_copy_tables
1494 and free_original_copy_tables.
1495 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1497 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1498 * cfghooks.c (duplicate_block): Use get_loop_copy.
1499 * cfg.c: Include cfgloop.h.
1500 (loop_copy): New hash table.
1501 (initialize_original_copy_tables): Initialize loop_copy table.
1502 (free_original_copy_tables): Free loop_copy table.
1503 (copy_original_table_clear, copy_original_table_set,
1504 set_loop_copy, get_loop_copy): New functions.
1505 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1506 * cfgloop.h (struct loop): Remove copy field.
1507 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1508 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1510 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1513 -msse/-msse2/-msse3.
1515 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1517 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1518 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1520 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1523 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1524 * targhooks.h (default_mangle_decl_assembler_name): Declare
1526 * targhooks.c (default_mangle_decl_assembler_name): Define
1528 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1530 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1531 * langhooks.c (lhd_set_decl_assembler_name): Call
1532 targetm.mangle_decl_assembler_name for names with global scope.
1534 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1536 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1537 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1539 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1540 New. Factored out of i386_pe_encode_section_info.
1541 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1542 Move check for prior decoration of stdcall
1543 symbols to i386_pe_encode_section_info.
1544 (i386_pe_encode_section_info): Adjust call to
1545 gen_stdcall_or_fastcall_suffix. Use
1546 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1547 (i386_pe_mangle_decl_assembler_name): New. Wrap
1548 i386_pe_maybe_mangle_decl_assembler_name.
1550 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1552 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1553 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1554 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1555 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1556 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1559 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1560 Nigel Stephens <nigel@mips.com>
1561 Richard Sandiford <richard@codesourcery.com>
1563 Fix up MIPS16 hard float and add support for complex.
1565 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1566 (TARGET_SOFT_FLOAT_ABI): New.
1567 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1568 __mips_soft_float to reflect the ABI in use, not whether the
1569 FPU is directly accessible (e.g., in MIPS16 mode).
1570 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1571 (UNITS_PER_FPVALUE): Likewise.
1573 * config/mips/mips.c (mips_expand_call): Remove redundant
1574 TARGET_MIPS16 check.
1575 (mips_arg_regno): New.
1576 (function_arg_advance): When setting bits in cum->fp_code for
1577 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1579 (function_arg): Use mips_arg_regno.
1580 (mips_return_mode_in_fpr_p): New.
1581 (mips16_call_stub_mode_suffix): New.
1582 (mips16_cfun_returns_in_fpr_p): New.
1583 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1584 (mips_output_function_prologue): Test mips16_hard_float, not
1585 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1586 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1587 return value into a floating-point register.
1588 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1589 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1590 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1591 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1592 word of double arguments from or to the high bits of 64-bit
1593 floating point registers.
1594 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1595 (mips16_fpret_double): New helper function.
1596 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1597 support for complex modes. Fill in DECL_RESULT for stubdecl.
1598 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1600 * config/mips/mips16.S
1601 (RET, ARG1, ARG2): New.
1602 (MERGE_GPRf, MERGE_GPRt): New.
1603 (DELAYt, DELAYf): New.
1604 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1605 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1606 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1607 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1608 (SFOP): Renamed to...
1609 (OPSF3): This, and macro-ified. Updated all uses.
1610 (SFOP2): Renamed to...
1611 (OPSF2): This, and macro-ified. Updated all uses.
1612 (SFCMP): Renamed to...
1613 (CMPSF): This, and macro-ified. Updated all uses.
1614 (SFREVCMP): Renamed to...
1615 (REVCMPSF): This, and macro-ified. Updated all uses.
1616 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1617 (LDDBL1, LDDBL2, RETDBL): Deleted.
1618 (DFOP): Renamed to...
1619 (OPDF3): This, and macro-ified. Updated all uses.
1620 (DFOP2): Renamed to...
1621 (OPDF2): This, and macro-ified. Updated all uses.
1622 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1623 (DFCMP): Renamed to...
1624 (CMPDF): This, and macro-ified. Updated all uses.
1625 (DFREVCMP): Renamed to...
1626 (REVCMPDF): This, and macro-ified. Updated all uses.
1627 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1628 (RET_FUNCTION): New.
1629 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1630 (__mips16_ret_sc, __mips16_ret_dc): New.
1631 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1632 STUB_ARGS_6, STUB_ARGS_10): New.
1633 (CALL_STUB_NO_RET): New.
1634 (__mips16_call_stub_1): Macro-ified.
1635 (__mips16_call_stub_5): Macro-ified.
1636 (__mips16_call_stub_2): Macro-ified.
1637 (__mips16_call_stub_6): Macro-ified.
1638 (__mips16_call_stub_9): Macro-ified.
1639 (__mips16_call_stub_10): Macro-ified.
1640 (CALL_STUB_RET): New.
1641 (__mips16_call_stub_sf_0): Macro-ified.
1642 (__mips16_call_stub_sf_1): Macro-ified.
1643 (__mips16_call_stub_sf_5): Macro-ified.
1644 (__mips16_call_stub_sf_2): Macro-ified.
1645 (__mips16_call_stub_sf_6): Macro-ified.
1646 (__mips16_call_stub_sf_9): Macro-ified.
1647 (__mips16_call_stub_sf_10): Macro-ified.
1648 (__mips16_call_stub_df_0): Macro-ified.
1649 (__mips16_call_stub_df_1): Macro-ified.
1650 (__mips16_call_stub_df_5): Macro-ified.
1651 (__mips16_call_stub_df_2): Macro-ified.
1652 (__mips16_call_stub_df_6): Macro-ified.
1653 (__mips16_call_stub_df_9): Macro-ified.
1654 (__mips16_call_stub_df_10): Macro-ified.
1655 (__mips16_call_stub_sc_0): New.
1656 (__mips16_call_stub_sc_1): New.
1657 (__mips16_call_stub_sc_5): New.
1658 (__mips16_call_stub_sc_2): New.
1659 (__mips16_call_stub_sc_6): New.
1660 (__mips16_call_stub_sc_9): New.
1661 (__mips16_call_stub_sc_10): New.
1662 (__mips16_call_stub_dc_0): New.
1663 (__mips16_call_stub_dc_1): New.
1664 (__mips16_call_stub_dc_5): New.
1665 (__mips16_call_stub_dc_2): New.
1666 (__mips16_call_stub_dc_6): New.
1667 (__mips16_call_stub_dc_9): New.
1668 (__mips16_call_stub_dc_10): New.
1670 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1671 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1672 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1674 2007-05-23 Ian Lance Taylor <iant@google.com>
1676 * doc/invoke.texi (Invoking GCC): Document that the order of the
1679 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1682 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1683 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1684 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1688 * config/score/score.c (score_print_operand): Make sure that only
1689 lower bits are used.
1691 2007-05-22 Ian Lance Taylor <iant@google.com>
1693 * tree-vrp.c (avoid_overflow_infinity): New static function,
1694 broken out of set_value_range_to_value.
1695 (set_value_range_to_value): Call avoid_overflow_infinity.
1696 (extract_range_from_assert): Likewise.
1698 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1701 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1702 change the type before looking for a COMPOUND_EXPR.
1704 2007-05-22 Ian Lance Taylor <iant@google.com>
1706 * lower-subreg.c (decompose_multiword_subregs): If we change an
1707 insn, call remove_retval_note on it.
1709 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1711 * regs.h (end_hard_regno): New function.
1712 (END_HARD_REGNO, END_REGNO): New macros.
1713 (add_to_hard_reg_set): New function.
1714 (remove_from_hard_reg_set): Likewise.
1715 (in_hard_reg_set_p): Likewise.
1716 (overlaps_hard_reg_set_p): Likewise.
1717 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1718 (note_btr_set): Use END_HARD_REGNO.
1719 * caller-save.c (setup_save_areas): Use end_hard_regno.
1720 (mark_set_regs): Use END_HARD_REGNO.
1721 (add_stored_regs): Use end_hard_regno.
1722 (mark_referenced_regs): Use add_to_hard_reg_set.
1723 * combine.c (update_table_tick): Use END_REGNO.
1724 (record_value_for_reg): Likewise.
1725 (record_dead_and_set_regs): Likewise.
1726 (get_last_value_validate): Likewise.
1727 (use_crosses_set_p): Likewise.
1728 (reg_dead_at_p_1): Likewise.
1729 (reg_dead_at_p): Likewise.
1730 (mark_used_regs_combine): Use add_to_hard_reg_set.
1731 (move_deaths): Use END_HARD_REGNO.
1732 (reg_bitfield_target_p): Use end_hard_regno.
1733 (distribute_notes): Use END_HARD_REGNO.
1734 * cse.c (mention_regs): Use END_REGNO.
1735 (insert): Use add_to_hard_reg_set.
1736 (invalidate): Use END_HARD_REGNO.
1737 (invalidate_for_call): Likewise.
1738 (exp_equiv_p): Use END_REGNO.
1739 (cse_insn): Likewise.
1740 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1741 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1742 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1743 * function.c (keep_stack_depressed): Use end_hard_regno.
1744 * global.c (global_alloc): Use end_hard_regno.
1745 (global_conflicts): Use add_to_hard_reg_set instead of
1747 (find_reg): Likewise.
1748 (mark_reg_store): Likewise.
1749 (mark_reg_conflicts): Likewise.
1750 (mark_reg_death): Use remove_from_hard_reg_set.
1751 (mark_reg_live_nc): Delete.
1752 (set_preference): Use end_hard_regno.
1753 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1754 remove_from_hard_reg_set.
1755 (post_mark_life): Use add_to_hard_reg_set.
1756 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1757 (reg_becomes_live): Use add_to_hard_reg_set.
1758 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1759 (peep2_find_free_register): Use add_to_hard_reg_set.
1760 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1761 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1762 * regrename.c (note_sets): Use add_to_hard_reg_set.
1763 (clear_dead_regs): Use remove_from_hard_reg_set.
1764 (regrename_optimize): Use add_to_hard_reg_set.
1765 (find_oldest_value_reg): Use in_hard_reg_set_p.
1766 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1767 (hard_reg_set_here_p): Use end_hard_regno.
1768 (decompose): Likewise.
1769 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1770 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1771 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1772 (mark_home_live): Use end_hard_regno.
1773 (spill_hard_reg): Likewise.
1774 (clear_reload_reg_in_use): Likewise.
1775 * reorg.c (delete_prior_computation): Use END_REGNO.
1776 * resource.c (update_live_status): Use END_HARD_REGNO.
1777 (mark_referenced_resources): Use add_to_hard_reg_set.
1778 (mark_set_resources): Likewise.
1779 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1780 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1781 (reg_overlap_mentioned_p): Likewise.
1782 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1783 (covers_regno_no_parallel_p): Use END_REGNO.
1784 (find_regno_note): Likewise.
1785 (find_reg_fusage): Use END_HARD_REGNO.
1786 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1787 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1789 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1791 * mode-switching.c (reg_dies): Change type of second argument to
1793 (optimize_mode_switching): Update accordingly.
1795 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1797 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1799 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1800 (hard_reg_set_empty_p): ...these new functions.
1801 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1802 GO_IF_HARD_REG_SUBSET.
1803 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1804 instead of GO_IF_HARD_REG_EQUAL.
1805 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1806 instead of GO_IF_HARD_REG_EQUAL.
1807 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1808 GO_IF_HARD_REG_SUBSET.
1809 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1810 GO_IF_HARD_REG_EQUAL.
1811 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1812 of GO_IF_HARD_REG_SUBSET.
1813 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1814 instead of GO_IF_HARD_REG_EQUAL.
1815 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1816 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1817 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1818 of GO_IF_HARD_REG_SUBSET,
1819 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1820 GO_IF_HARD_REG_SUBSET.
1821 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1822 instead of GO_IF_HARD_REG_EQUAL.
1823 * config/sh/sh.c (push_regs, calc_live_regs): Use
1824 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1825 (hard_regs_intersect_p): Delete.
1827 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1829 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1831 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1832 Richard Henderson <rth@redhat.com>
1834 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1836 (x86_64-*-*): Likewise.
1838 * i386/i386-modes.def (V2QI): New.
1840 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1842 (override_options): Support SSE4.1.
1843 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1844 (IX86_BUILTIN_BLENDPS): Likewise.
1845 (IX86_BUILTIN_BLENDVPD): Likewise.
1846 (IX86_BUILTIN_BLENDVPS): Likewise.
1847 (IX86_BUILTIN_PBLENDVB128): Likewise.
1848 (IX86_BUILTIN_PBLENDW128): Likewise.
1849 (IX86_BUILTIN_DPPD): Likewise.
1850 (IX86_BUILTIN_DPPS): Likewise.
1851 (IX86_BUILTIN_INSERTPS128): Likewise.
1852 (IX86_BUILTIN_MOVNTDQA): Likewise.
1853 (IX86_BUILTIN_MPSADBW128): Likewise.
1854 (IX86_BUILTIN_PACKUSDW128): Likewise.
1855 (IX86_BUILTIN_PCMPEQQ): Likewise.
1856 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1857 (IX86_BUILTIN_PMAXSB128): Likewise.
1858 (IX86_BUILTIN_PMAXSD128): Likewise.
1859 (IX86_BUILTIN_PMAXUD128): Likewise.
1860 (IX86_BUILTIN_PMAXUW128): Likewise.
1861 (IX86_BUILTIN_PMINSB128): Likewise.
1862 (IX86_BUILTIN_PMINSD128): Likewise.
1863 (IX86_BUILTIN_PMINUD128): Likewise.
1864 (IX86_BUILTIN_PMINUW128): Likewise.
1865 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1866 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1867 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1868 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1869 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1870 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1871 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1872 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1873 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1874 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1875 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1876 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1877 (IX86_BUILTIN_PMULDQ128): Likewise.
1878 (IX86_BUILTIN_PMULLD128): Likewise.
1879 (IX86_BUILTIN_ROUNDPD): Likewise.
1880 (IX86_BUILTIN_ROUNDPS): Likewise.
1881 (IX86_BUILTIN_ROUNDSD): Likewise.
1882 (IX86_BUILTIN_ROUNDSS): Likewise.
1883 (IX86_BUILTIN_PTESTZ): Likewise.
1884 (IX86_BUILTIN_PTESTC): Likewise.
1885 (IX86_BUILTIN_PTESTNZC): Likewise.
1886 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1887 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1888 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1889 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1890 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1892 (bdesc_sse_3arg): Likewise.
1893 (bdesc_2arg): Likewise.
1894 (bdesc_1arg): Likewise.
1895 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1897 (ix86_expand_sse_4_operands_builtin): New.
1898 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1899 smaller than 8 bits as the 2nd arg.
1900 (ix86_expand_sse_ptest): New.
1901 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1902 (ix86_expand_vector_set): Support SSE4.1.
1903 (ix86_expand_vector_extract): Likewise.
1905 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1906 __SSE4_1__ for -msse4.1.
1908 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1909 (UNSPEC_INSERTPS): Likewise.
1910 (UNSPEC_DP): Likewise.
1911 (UNSPEC_MOVNTDQA): Likewise.
1912 (UNSPEC_MPSADBW): Likewise.
1913 (UNSPEC_PHMINPOSUW): Likewise.
1914 (UNSPEC_PTEST): Likewise.
1915 (UNSPEC_ROUNDP): Likewise.
1916 (UNSPEC_ROUNDS): Likewise.
1918 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1920 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1921 (const_pow2_1_to_32768_operand): Likewise.
1923 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1926 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1928 (sse4_1_insertps): Likewise.
1929 (*sse4_1_extractps): Likewise.
1930 (sse4_1_ptest): Likewise.
1931 (sse4_1_mulv2siv2di3): Likewise.
1932 (*sse4_1_mulv4si3): Likewise.
1933 (*sse4_1_smax<mode>3): Likewise.
1934 (*sse4_1_umax<mode>3): Likewise.
1935 (*sse4_1_smin<mode>3): Likewise.
1936 (*sse4_1_umin<mode>3): Likewise.
1937 (sse4_1_eqv2di3): Likewise.
1938 (*sse4_1_pinsrb): Likewise.
1939 (*sse4_1_pinsrd): Likewise.
1940 (*sse4_1_pinsrq): Likewise.
1941 (*sse4_1_pextrb): Likewise.
1942 (*sse4_1_pextrb_memory): Likewise.
1943 (*sse4_1_pextrw_memory): Likewise.
1944 (*sse4_1_pextrq): Likewise.
1945 (sse4_1_blendpd): Likewise.
1946 (sse4_1_blendps): Likewise.
1947 (sse4_1_blendvpd): Likewise.
1948 (sse4_1_blendvps): Likewise.
1949 (sse4_1_dppd): Likewise.
1950 (sse4_1_dpps): Likewise.
1951 (sse4_1_movntdqa): Likewise.
1952 (sse4_1_mpsadbw): Likewise.
1953 (sse4_1_packusdw): Likewise.
1954 (sse4_1_pblendvb): Likewise.
1955 (sse4_1_pblendw): Likewise.
1956 (sse4_1_phminposuw): Likewise.
1957 (sse4_1_extendv8qiv8hi2): Likewise.
1958 (*sse4_1_extendv8qiv8hi2): Likewise.
1959 (sse4_1_extendv4qiv4si2): Likewise.
1960 (*sse4_1_extendv4qiv4si2): Likewise.
1961 (sse4_1_extendv2qiv2di2): Likewise.
1962 (*sse4_1_extendv2qiv2di2): Likewise.
1963 (sse4_1_extendv4hiv4si2): Likewise.
1964 (*sse4_1_extendv4hiv4si2): Likewise.
1965 (sse4_1_extendv2hiv2di2): Likewise.
1966 (*sse4_1_extendv2hiv2di2): Likewise.
1967 (sse4_1_extendv2siv2di2): Likewise.
1968 (*sse4_1_extendv2siv2di2): Likewise.
1969 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1970 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1971 (sse4_1_zero_extendv4qiv4si2): Likewise.
1972 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1973 (sse4_1_zero_extendv2qiv2di2): Likewise.
1974 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1975 (sse4_1_zero_extendv4hiv4si2): Likewise.
1976 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1977 (sse4_1_zero_extendv2hiv2di2): Likewise.
1978 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1979 (sse4_1_zero_extendv2siv2di2): Likewise.
1980 (*sse4_1_zero_extendv2siv2di2): Likewise.
1981 (sse4_1_roundpd): Likewise.
1982 (sse4_1_roundps): Likewise.
1983 (sse4_1_roundsd): Likewise.
1984 (sse4_1_roundss): Likewise.
1985 (mulv4si3): Don't expand for SSE4.1.
1986 (smax<mode>3): Likewise.
1987 (umaxv4si3): Likewise.
1988 (uminv16qi3): Likewise.
1989 (umin<mode>3): Likewise.
1990 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1992 * doc/extend.texi: Document SSE4.1 built-in functions.
1994 * doc/invoke.texi: Document -msse4.1.
1996 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1998 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1999 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2000 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2001 (ASM_SPEC): Add asm_pcrel_spec.
2002 (EXTRA_SPECS): Add asm_pcrel_spec.
2004 2007-05-21 David Daney <ddaney@avtrex.com>
2006 * doc/install.texi (Building a cross compiler): Add requirements
2007 for Java cross compiler.
2009 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2012 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2013 Add loopno argument. Use evolution_function_is_invariant_rec_p
2014 instead of evolution_function_is_constant_p.
2015 Update calls to evolution_function_is_affine_multivariate_p.
2016 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2017 Add loopno argument.
2018 * tree-scalar-evolution.c (gather_chrec_stats): Call
2019 evolution_function_is_affine_multivariate_p with a loop
2021 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2022 (analyze_overlapping_iterations): Likewise.
2023 (access_functions_are_affine_or_constant_p): Likewise.
2024 (build_classic_dist_vector_1): If the access functions
2025 are equal, don't do anything.
2027 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2028 Paolo Carlini <pcarlini@suse.de>
2029 Uros Bizjak <ubizjak@gmail.com>
2031 * c-cppbuiltin.c (c_cpp_builtins): Define
2032 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2033 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2034 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2035 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2037 2007-05-21 Mike Stump <mrs@apple.com>
2039 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2041 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2043 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2046 implementation if __OPTIMIZE__ is not defined.
2047 (_mm_alignr_pi8): Ditto.
2048 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2049 (_mm_inserti_si64): Ditto.
2050 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2051 (_mm_slli_epi16): Ditto.
2052 (_mm_slli_epi32): Ditto.
2053 (_mm_slli_epi64): Ditto.
2054 (_mm_srai_epi16): Ditto.
2055 (_mm_srai_epi32): Ditto.
2056 (_mm_srli_si128): Ditto.
2057 (_mm_slli_si128): Ditto.
2058 (_mm_srli_epi16): Ditto.
2059 (_mm_srli_epi32): Ditto.
2060 (_mm_srli_epi64): Ditto.
2061 (_mm_extract_epi16): Ditto.
2062 (_mm_insert_epi16): Ditto.
2063 (_mm_shufflehi_epi16): Ditto.
2064 (_mm_shufflelo_epi16): Ditto.
2065 (_mm_shuffle_epi32): Ditto.
2066 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2068 (_mm_insert_pi16): Ditto.
2070 (_mm_shuffle_pi16): Ditto.
2072 (_mm_shufle_ps): Ditto.
2073 (_mm_prefetch): Ditto.
2075 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2077 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2078 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2079 * real.c (encode_i370_single, decode_i370_single,
2080 encode_i370_double, decode_i370_double): Functions removed.
2081 (i370_single_format, i370_double_format): Initializations removed.
2082 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2083 Consider the log2_b field to always be one.
2084 (ieee_single_format, mips_single_format, coldfire_single_format,
2085 ieee_double_format, mips_double_format, coldfire_double_format,
2086 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2087 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2088 ibm_extended_format, mips_extended_format, ieee_quad_format,
2089 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2090 decimal_single_format, decimal_double_format, decimal_quad_format,
2091 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2092 initialization of log2_b.
2093 * real.h (i370_single_format, i370_double_format): Declarations removed.
2094 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2095 field to always be one.
2097 2007-05-21 Andreas Schwab <schwab@suse.de>
2099 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2100 NOTE_INSN_BASIC_BLOCK_P.
2101 (process_for_unwind_directive): Likewise.
2103 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2105 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2106 * function.h (struct function): Move va_list_gpr_size,
2107 va_list_fpr_size, function_frequency to front of bitfields. Add
2109 (current_function_calls_unwind_init): New.
2110 * except.c (expand_builtin_unwind_init): Set
2111 current_function_calls_unwind_init not
2112 current_function_has_nonlocal_label.
2113 * reload1.c (has_nonexceptional_receiver): New.
2114 (reload): Use it and current_function_calls_unwind_init to
2115 determine whether call-saved regs must be saved.
2117 2007-05-20 Jan Hubicka <jh@suse.cz>
2119 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2120 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2121 * ddg.c (create_ddg): LIkewise.
2122 * final.c (final): Remove hunk moving line numbernotes around since
2123 they are no longer present at this stage.
2124 (final_scan_insn): Use NOTE_KIND instead of
2125 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2126 (output_asm_label): Likewise.
2127 * reorg.c (dbr_schedule): Likewise.
2128 * haifa-sched.c (unlink_other_notes): Likewise.
2129 * mode-switching.c (optimize_mode_switching): Likewise.
2130 * graph.c (start_bb): Likewise.
2131 * rtl.def (NOTE): Update description.
2132 * jump.c (squeeze_notes): Delete.
2133 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2134 NOTE_INSN_BASIC_BLOCK_P when possible.
2135 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2136 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2137 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2138 (dwarf2out_var_location): Likewise.
2139 * cfgbuild.c (make_edges): Likewise.
2140 (find_basic_blocks_1): Likewise.
2141 * function.c (reorder_blocks_1): Likewise.
2142 (epilogue_done): Likewise.
2143 (reposition_prologue_and_epilogue_notes): Likewise.
2144 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2146 (print_rtl): Likewise.
2147 (print_rtl_single): Likewise.
2148 * gcse.c (insert_insn_start_bb): Likewise.
2149 * alias.c (init_alias_analysis): Likewise.
2150 * calls.c (fixup_tail_calls): Likewise.
2151 * except.c (sjlj_emit_function_enter): Likewise.
2152 * emit-rtl.c (add_insn_after): Likeiwse.
2153 (emit_label_before): Likewise.
2154 (emit_label_after): Likewise.
2155 (emit_note_before, emit_note_after, emit_note): Update
2156 parameter to be enum insn_note; do not deal with source
2158 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2159 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2161 (merge_blocks_move_successor_nojumps): Simplify now when
2162 we don't have BLOCK notes.
2163 (try_optimize_cfg): Likewise.
2164 * cfglayout.c (skip_insns_after_block): Likewise.
2165 (record_effective_endpoints): Likewise.
2166 (duplicate_insn_chain): Likewise.
2167 * varasm.c (output_constant_pool_1): Likewise.
2168 * sched-deps.c (sched_analyze): Likewise.
2169 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2171 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2172 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2173 (SET_INSN_DELETED): Simplify.
2174 (NOTE_LINE_NUMBER): Exterminate.
2175 (NOTE_LINE_KIND): New.
2176 (NOTE_INSN_BASIC_BLOCK_P): Update.
2177 (enum insn_note): Simplify.
2178 (GET_NOTE_INSN_NAME) Simplify.
2179 (emit_note_before, emit_note_after, emit_note): Update prototype.
2180 (squeeze_notes): Remove.
2181 * sched-int.h (NOTE_NOT_BB_P): Update.
2182 * resource.c (mark_target_live_regs): Update.
2183 * sched-rgn.c (debug_dependencies): Update.
2184 * sched-vis.c (print_insn): Update.
2185 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2186 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2187 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2188 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2189 (split_branches): Update.
2190 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2192 (sh_adjust_unroll_max): Exterminate.
2193 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2194 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2195 (m68hc11_reorg): Likewise.
2196 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2197 (emit_predicate_relation_info): Update.
2198 (process_for_unwind_directive): Update.
2199 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2200 (output_call): Update.
2201 * config/pa/pa.c (output_lbranch): Update.
2202 (output_millicode_call): Update.
2203 (output_call): Update.
2204 (pa_combine_instructions): Update.
2205 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2206 * config/bfin/bfin.c (gen_one_bundle): Update.
2207 * cfgrtl.c (can_delete_note_p): Update.
2208 (delete_insn): Update.
2209 (rtl_merge_blocks): Update.
2210 (commit_one_edge_insertion): Update.
2211 (rtl_verify_flow_info): Update.
2212 * stmt.c (expand_case): Do not call squeeze_notes.
2214 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2221 * c.opt (Wtype-limits): New.
2222 * doc/invoke.texi (Wtype-limits): Document it.
2223 (Wextra): Enabled by -Wextra.
2224 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2225 * c-common.c (shorten_compare): Warn with Wtype-limits.
2227 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2230 inlined function, not as a macro.
2231 (_mm_alignr_pi8): Ditto.
2232 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2233 (_mm_inserti_si64): Ditto.
2234 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2235 (_mm_extract_epi16): Ditto.
2236 (_mm_insert_epi16): Ditto.
2237 (_mm_shufflehi_epi16): Ditto.
2238 (_mm_shufflelo_epi16): Ditto.
2239 (_mm_shuffle_epi32): Ditto.
2240 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2241 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2243 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2245 (_m_to_float): Use C89 compatible assignment.
2247 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2250 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2252 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2255 * doc/invoke.texi (Wreturn-type): Complete description.
2256 (Wextra): Delete item about return-type warning.
2257 * c-decl.c: Delete redundant Wextra warning.
2259 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2262 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2263 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2264 inlined function, not as a macro.
2265 (_mm_prefetch): Ditto.
2267 (_mm_insert_pi16): Ditto.
2269 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2270 (_m_pshufw): Ditto. Add const to __N argument.
2271 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2272 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2273 (_mm_slli_epi32): Ditto.
2274 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2275 Add __inline to function declaration.
2276 (_mm_slli_si128): Ditto.
2278 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2281 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2283 (struct fenv): New structure.
2284 (FP_HANDLE_EXCEPTIONS): New define.
2285 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2286 (_FP_DECL_EXP): New define.
2287 (FP_INIT_ROUNDMODE): New define.
2288 (FP_ROUNDMODE): New define.
2290 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2292 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2293 (Wconversion): Update description.
2294 (Wconversion-sign): New.
2295 * c.opt (Wconversion-sign): New.
2296 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2297 means disabled for C++. Otherwise, take the status of Wconversion.
2298 * c-common.c (conversion_warning): Warn with either Wconversion or
2300 (warnings_for_convert_and_check): Conditions are already checked by
2302 (convert_and_check): Don't check warnings if the conversion failed.
2304 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2305 Anatoly Sokolov <aesok@dol.ru>
2307 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2308 avr_epilogue_uses) : Add declaration.
2309 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2310 * config/avr/constraints.md (R): New constraint.
2311 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2312 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2313 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2314 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2315 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2316 call_prologue_saves, epilogue_restores, return_from_epilogue,
2317 return_from_main_epilogue, return_from_interrupt_epilogue,
2318 return_from_naked_epilogue, prologue, epilogue): New patterns.
2319 (jump): Handle symbol reference.
2320 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2321 avr_output_function_prologue, avr_output_function_epilogue): Remove
2323 (avr_init_machine_status, expand_prologue, expand_epilogue,
2324 avr_asm_function_end_prologue, avr_epilogue_uses,
2325 avr_asm_function_begin_epilogue): New functions.
2326 (prologue_size, epilogue_size, jump_tables_size): Remove global
2328 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2329 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2330 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2331 (avr_override_options): Initialise init_machine_status.
2332 (output_movhi): Handle all stack pointer loads.
2333 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2334 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2335 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2336 (EPILOGUE_USES) Redefine.
2337 (machine_function) Declare.
2339 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2341 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2342 Use a single return statement.
2344 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2347 * builtins.c (do_mpfr_lgamma_r): New.
2348 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2349 * tree.h (CASE_FLT_FN_REENT): New.
2351 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2353 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2354 (output_die): Use 'unsigned long' with %x.
2355 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2356 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2357 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2359 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2361 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2367 true if function has no argument.
2369 2007-05-18 DJ Delorie <dj@redhat.com>
2371 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2372 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2374 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2376 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2377 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2378 count_trailing_zeros.
2379 (__i386__): Implement count_leading_zeros using __builtin_clz().
2380 Implement count_trailing_zeros usign __builtin_ctz().
2382 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2384 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2386 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2389 * expr.c (emit_move_change_mode): Change mode of push operands here.
2391 2007-05-17 Ian Lance Taylor <iant@google.com>
2393 PR tree-optimization/31953
2394 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2396 (set_value_range_to_null): Call set_value_range_to_value.
2397 (extract_range_from_comparison): Likewise.
2399 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * toplev.c (print_version): Output GMP/MPFR version info.
2403 * builtins.c (CASE_MATHFN_REENT): New macro.
2404 (mathfn_built_in): Use it.
2405 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2406 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2407 BUILT_IN_LGAMMAL_R): New.
2408 * doc/extend.texi: Document new builtins.
2411 * builtins.c (do_mpfr_remquo): New.
2412 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2413 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2416 * builtins.c (fold_builtin_1): Handle y0, y1.
2417 (fold_builtin_2): Handle yn.
2420 * builtins.c (do_mpfr_bessel_n): New.
2421 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2422 (fold_builtin_2): Handle BUILT_IN_JN.
2424 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2427 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2428 TYPE_PRECISION (intmax_type_node).
2430 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2433 * reload.c (subst_reloads): Remove checking.
2435 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2437 PR rtl-optimization/31691
2438 * combine.c (simplify_set): Build a new src pattern instead of
2439 substituting its operands in the COMPARE case.
2441 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2443 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2444 (execute_vrp): Preserve loops through jump threading.
2445 * tree-ssa-threadupdate.c (thread_single_edge,
2446 dbds_continue_enumeration_p, determine_bb_domination_status,
2447 thread_through_loop_header): New functions.
2448 (create_edge_and_update_destination_phis,
2449 create_edge_and_update_destination_phis): Set loops for the new blocks.
2450 (prune_undesirable_thread_requests): Removed.
2451 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2453 (thread_block): Do not call prune_undesirable_thread_requests.
2455 (mark_threaded_blocks): Select edges to thread here.
2456 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2457 Thread edges through loop headers independently.
2458 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2459 * tree-pass.h (TODO_mark_first_instance): New.
2460 (first_pass_instance): Declare.
2461 * cfghooks.c (duplicate_block): Put the block to the original loop
2462 if copy is not specified.
2463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2464 jump threading. Pass may_peel_loop_headers to
2465 thread_through_all_blocks according to first_pass_instance.
2466 * cfgloop.h (create_preheader): Declare.
2467 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2468 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2469 * passes.c (first_pass_instance): New variable.
2470 (next_pass_1): Set TODO_mark_first_instance.
2471 (execute_todo): Set first_pass_instance.
2473 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2475 PR tree-optimization/24659
2476 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2477 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2478 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2479 OTI_vec_pack_ufix_trunc.
2480 (vec_unpacks_float_hi_optab): Define new macro.
2481 (vec_unpacks_float_lo_optab): Ditto.
2482 (vec_unpacku_float_hi_optab): Ditto.
2483 (vec_unpacku_float_lo_optab): Ditto.
2484 (vec_pack_sfix_trunc_optab): Ditto.
2485 (vec_pack_ufix_trunc_optab): Ditto.
2486 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2487 and vec_pack_[s|u]fix_trunc_optab using
2488 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2489 * tree-vectorizer.c (supportable_widening_operation): Handle
2490 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2491 (supportable_narrowing_operation): New function.
2492 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2493 * tree-vect-transform.c (vectorizable_conversion): Handle
2494 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2495 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2496 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2497 to check for target support.
2498 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2499 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2500 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2501 for VEC_PACK_FIX_TRUNC_EXPR.
2502 (expand_binop): Special case mode of the result for
2503 vec_pack_[u|s]fix_trunc_optab.
2504 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2505 vec_pack_[u|s]fix_trunc_optab.
2507 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2508 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2509 * tree-pretty-print.c (dump_generic_node): Handle
2510 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2511 VEC_PACK_FIX_TRUNC_EXPR.
2513 * expr.c (expand_expr_real_1): Ditto.
2514 * tree-inline.c (estimate_num_insns_1): Ditto.
2515 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2517 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2518 (vec_unpacks_float_lo_v8hi): Ditto.
2519 (vec_unpacku_float_hi_v8hi): Ditto.
2520 (vec_unpacku_float_lo_v8hi): Ditto.
2521 (vec_unpacks_float_hi_v4si): Ditto.
2522 (vec_unpacks_float_lo_v4si): Ditto.
2523 (vec_pack_sfix_trunc_v2df): Ditto.
2525 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2527 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2528 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2529 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2530 [vec_pack_ufix_trunc]: Ditto.
2531 [vec_unpacks_float_hi]: Ditto.
2532 [vec_unpacks_float_lo]: Ditto.
2533 [vec_unpacku_float_hi]: Ditto.
2534 [vec_unpacku_float_lo]: Ditto.
2536 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2538 * soft-fp/README: Update for new files.
2539 * soft-fp/floattisf.c: New file.
2540 * soft-fp/floattidf.c: New file.
2541 * soft-fp/floattitf.c: New file.
2542 * soft-fp/floatuntisf.c: New file.
2543 * soft-fp/floatuntidf.c: New file.
2544 * soft-fp/floatuntitf.c: New file.
2545 * soft-fp/fixsfti.c: New file.
2546 * soft-fp/fixdfti.c: New file.
2547 * soft-fp/fixtfti.c: New file.
2548 * soft-fp/fixunssfti.c: New file.
2549 * soft-fp/fixunsdfti.c: New file.
2550 * soft-fp/fixunstfti.c: New file.
2551 * soft-fp/extendxftf.c: New file.
2552 * soft-fp/trunctfxf.c: New file.
2554 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2555 (__trunctfxf2): Ditto.
2557 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2558 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2559 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2560 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2561 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2562 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2564 * config/i386/t-fprules-softfp64: New file.
2565 * config/i386/sfp-machine.h: New file.
2566 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2567 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2568 and soft-fp/t-softfp to tmake_file.
2569 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2570 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2572 * config/i386/t-linux64 (softfp_wrap_start): New.
2573 (softfp_wrap_end): New.
2574 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2575 supported for TARGET_64BIT.
2577 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2579 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2580 c_common_unsigned_type behavior.
2582 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2584 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2587 2007-05-16 Eric Christopher <echristo@apple.com>
2589 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2590 saving after stack push. Set sp_offset whenever we push.
2591 (rs6000_emit_epilogue): Move altivec register restore before
2594 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2596 * configure.ac: Allow sysroots to be relocated under $prefix as
2597 well as $exec_prefix.
2598 * configure: Regenerate.
2600 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2604 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2606 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2607 (gcc_tooldir): Likewise.
2608 * configure: Regenerate.
2609 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2610 old configure.ac gcc_tooldir setting.
2611 (prefix_to_exec_prefix): New variable.
2612 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2613 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2615 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2617 * c-typeck.c (build_binary_op): Return early for error.
2619 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2621 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2622 struct nb_iter_bound.
2623 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2624 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2625 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2626 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2627 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2628 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2629 (del_scev_info): Use ggc_free.
2630 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2631 * loop-init.c: Include ggc.h.
2632 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2633 (loop_optimizer_finalize): Use ggc_free.
2634 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2635 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2636 pass_iv_optimize): Add TODO_ggc_collect.
2637 * function.h (struct function): Remove skip marker from x_current_loops.
2638 * cfgloop.c: Include ggc.h.
2639 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2641 (establish_preds): Vector superloops is gc allocated.
2642 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2644 (flow_loops_find): Vector larray is gc allocated.
2645 (loop_exit_free): Use ggc_free.
2646 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2647 that head of exits list is now not a part of struct loop.
2648 (record_loop_exits): Allocate exits table in gc memory.
2649 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2650 head of exits list is now not a part of struct loop.
2651 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2652 struct loop_exit): Add GTY marker.
2653 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2654 Add skip marker to aux field. Make head of exits list a separate
2656 (struct loops): Add GTY marker. Make larray vector gc allocated.
2657 Add param marker to exits table.
2658 (get_loops): Type changed.
2659 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2661 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2662 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2663 * basic-block.h (struct basic_block_def): Remove skip marker from
2666 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2668 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2669 of 0 in the call to expand_expr().
2670 (expand_builtin_mathfn_3): Ditto.
2671 (expand_builtin_interclass_mathfn): Ditto.
2672 (expand_builtin_cexpi): Ditto.
2673 (expand_builtin_int_roundingfn): Ditto.
2674 (expand_builtin_int_roundingfn_2): Ditto.
2675 (expand_builtin_pow): Ditto.
2676 (expand_builtin_powi): Ditto.
2677 (expand_builtin_bswap): Ditto.
2678 (expand_builtin_unop): Ditto.
2679 (expand_builtin_fabs): Ditto.
2680 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2681 the call to expand_expr().
2682 (expand_builtin_sync_operation): Ditto.
2683 (expand_builtin_compare_and_swap): Ditto.
2684 (expand_builtin_lock_test_and_set): Ditto.
2685 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2686 instead of 0 in the call to expand_expr().
2687 (expand_builtin_extract_return_addr): Ditto.
2688 (expand_builtin_eh_return): Ditto.
2689 (expand_eh_return): Ditto.
2690 * explow.c (expr_size): Ditto.
2691 * expr.c (optimize_bitfield_assignment_op): Ditto.
2692 (expand_assignement): Ditto.
2693 (store_expr): Ditto.
2694 (store_field): Ditto.
2695 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2696 the call to expand_expr().
2697 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2698 in the call to expand_expr().
2699 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2700 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2701 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2703 * optabs.c (expand_vec_shift_expr): Ditto.
2704 (expand_vec_cond_expr): Ditto.
2705 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2706 call to expand_expr().
2707 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2708 in the call to expand_expr().
2710 2007-05-14 Dave Korn <dave.korn@artimi.com>
2712 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2714 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2716 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2717 instead of c_common_unsigned_type.
2718 (c_common_unsigned_type): Remove.
2719 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2720 c_common_unsigned_type.
2721 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2722 c_common_unsigned_type.
2723 * c-common.h (c_common_unsigned_type): Remove.
2724 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2725 c_common_unsigned_type.
2726 * c-format.c (check_format_types): Use unsigned_type_for instead of
2727 c_common_unsigned_type.
2728 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2729 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2730 c_common_unsigned_type.
2731 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2732 lang_hooks.types.unsigned_type.
2733 * expmed.c (make_tree): Use unsigned_type_for instead of
2734 lang_hooks.types.unsigned_type.
2735 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2736 lang_hooks.types.unsigned_type.
2737 (build_range_check): Likewise.
2738 (fold_unary): Likewise.
2739 (fold_binary): Likewise.
2740 (fold_ternary): Likewise.
2741 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2742 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2743 * tree.c (get_unsigned_type): New.
2744 (unsigned_type_for): Use get_unsigned_type instead of
2745 lang_hooks.types.unsigned_type.
2747 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2749 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2750 to m68k_get_function_kind. Update its prototype.
2751 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2753 (m68k_interrupt_function_p): Return enum m68k_function_type
2754 instead of bool. Rename to m68k_get_function_kind.
2755 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2757 (m68k_compute_frame_layout): Don't mark any register for save
2758 if an interrupt_thread attribute is specified.
2759 (m68k_hard_regno_rename_ok): Update a use of
2760 m68k_interrupt_function_p.
2761 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2762 m68k_interrupt_function_p.
2763 (m68k_function_type): New.
2764 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2765 for a function with an interrupt_thread attribute.
2766 * doc/extend.texi: Document the interrupt_thread attribute.
2768 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2770 Fix PR tree-optimization/31911
2771 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2772 if they didn't change the expression.
2774 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2776 * tree-scalar-evolution.c (resolve_mixers): Exported.
2777 * tree-scalar-evolution.h (resolve_mixers): Declare.
2778 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2779 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2780 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2781 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2782 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2783 strip_conversion, analyze_offset_expr, address_analysis,
2784 object_analysis, analyze_offset): Removed.
2785 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2786 split_constant_offset, canonicalize_base_object_address,
2787 object_address_invariant_in_loop_p, disjoint_objects_p,
2788 dr_may_alias_p, dr_address_invariant_p): New functions.
2789 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2790 and dr_analyze_alias.
2791 (initialize_data_dependence_relation): Use dr_may_alias_p
2792 and object_address_invariant_in_loop_p.
2793 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2795 (find_data_references_in_stmt): Restrict the analysis of data references
2796 to the given loop nest.
2797 (find_data_references_in_loop): Made static. Pass loop nest to
2798 find_data_references_in_stmt.
2799 (compute_data_dependences_for_loop): Use DR_VOPS.
2800 (free_data_ref): Free DR_VOPS.
2801 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2802 (struct innermost_loop_behavior): ... new.
2803 (struct base_object_info): Replaced by ...
2804 (struct indices): ... new.
2805 (struct dr_alias): New.
2806 (enum data_ref_type): Removed.
2807 (struct data_reference): Consist of struct innermost_loop_behavior,
2808 struct indices and struct dr_alias.
2809 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2810 (DR_MEMTAG): Renamed to ...
2811 (DR_SYMBOL_TAG): ... this.
2812 (find_data_references_in_loop): Declaration removed.
2813 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2814 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2815 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2816 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2818 2007-05-13 Revital Eres <eres@il.ibm.com>
2820 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2821 which walks virtual def-use chains to find redundant stores.
2822 (dse_optimize_stmt): Call it.
2824 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2826 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2827 * passes.c (init_optimization_passes): Move pass_jump_bypass
2830 * basic-block.h (bb_has_eh_pred): Fix style issue.
2832 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2834 PR rtl-optimization/31848
2835 * loop-invariant.c (move_invariant_reg): If we move an insn
2836 with a REG_EQUAL note, and that insn is not always executed,
2837 remove the REG_EQUAL note.
2839 2007-05-12 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/31797
2842 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2843 propagate into a stmt that has volatile ops.
2845 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2847 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2848 (gcc_tooldir): Likewise.
2849 * configure: Regenerate.
2850 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2851 old configure.ac gcc_tooldir setting.
2852 (prefix_to_exec_prefix): New variable.
2853 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2854 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2856 2007-05-11 Silvius Rus <rus@google.com>
2858 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2859 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2860 * c-common.h (strict_aliasing_warning): Change return type.
2861 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2862 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2863 (build_c_cast): Condition call to strict_aliasing_warning.
2864 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2865 * flags.h (set_Wstrict_aliasing): Declare.
2866 * opts.c (set_Wstrict_alising): Define, add call to.
2867 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2868 * tree-ssa-alias-warnings.c: New file.
2869 * tree-ssa-alias.c (compute_may_aliases): Add call to
2870 strict_aliasing_warning_backend.
2872 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2874 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2875 Use loop_depth and loop_outer accessor functions.
2876 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2877 determine_invariantness_stmt, move_computations_stmt): Ditto.
2878 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2879 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2880 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2881 * tree-scalar-evolution.c (interpret_loop_phi,
2882 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2883 instantiate_parameters_1, scev_const_prop): Ditto.
2884 * cfghooks.c (make_forwarder_block): Ditto.
2885 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2886 * modulo-sched.c (loop_canon_p): Ditto.
2887 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2888 slpeel_can_duplicate_loop_p): Ditto.
2889 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2890 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2891 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2892 cancel_loop, verify_loop_structure): Ditto.
2893 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2894 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2895 superloops vector instead of "pred" array.
2896 (establish_preds): Take father loop as an argument. Initialize the
2898 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2899 initialize loop->outer.
2900 (flow_loop_tree_node_remove): Truncate the superloops vector.
2901 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2902 "pred" merged to "superloops" vector.
2903 (loop_depth, loop_outer): New.
2904 (fel_init): Use loop_outer.
2906 2007-05-11 Jan Hubicka <jh@suse.cz>
2908 * cgraphunit.c: Include gt-cgraphunit.h
2909 (static_ctors, static_dtors): New static vars.
2910 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2911 based on implementation in c-common.c
2912 (cgraph_finalize_function): Call record_cdtor_fn.
2913 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2914 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2915 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2916 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2917 build_cdtor, c_build_cdtor_fns): Remove.
2918 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2919 c_build_cdtor_fns): Remove prototype.
2921 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2924 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2925 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2926 * builtins.c (fold_builtin_memchr): New.
2927 (expand_builtin_memchr): Call the latter.
2928 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2929 * doc/extend.texi ([Other built-in functions provided by GCC]):
2932 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2934 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2935 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2936 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2937 PFPO_OP1_TYPE_SHIFT): Constants added.
2938 (DFP_ALL): Mode macro defined.
2939 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2940 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2941 Insn definitions added.
2942 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2943 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2946 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2948 PR tree-optimization/31885
2949 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2951 (automatically_generated_chrec_p): Return false for NULL.
2953 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2955 * config/bfin/bfin.h (MOVE_RATIO): Define.
2957 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2959 * config.gcc (sparc-wrs-vxworks): New target.
2960 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2961 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2962 * config/sparc/sparc.h: Include vxworks-dummy.h.
2963 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2964 include LABEL_REFs too.
2965 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2966 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2968 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2970 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2971 (sparc_emit_call_insn): New function.
2972 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2973 functions when generating VxWorks PIC.
2974 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2975 (call, call_value): Use sparc_emit_call_insn instead of
2978 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2980 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2982 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2984 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2985 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2986 instead of operand_subword.
2988 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2990 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2991 * config/bfin/bfin.c (bfin_local_alignment): New function.
2992 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2994 2007-05-08 Chao-ying Fu <fu@mips.com>
2996 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2997 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2998 (smsub_widen_optab, umsub_widen_optab): Define.
2999 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3001 * genopinit.c (optabs): Fill in smsub_widen_optab and
3003 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3004 and umsub_widen_optab to implement multiply-subtract sequences.
3005 * config/mips/mips.md (*msac<u>_di): Rename to...
3006 (<u>msubsidi4): ...this. Extend condition to include
3007 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3008 of operand 0 to "ka" and use the three-operand form of msub<u>
3010 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3013 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3015 PR rtl-optimization/28011
3016 * reload.c (push_reload): Set dont_share if IN appears in OUT
3017 also when IN is a PLUS rtx.
3018 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3021 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3023 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3024 call unshare_all_decls.
3025 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3026 (unshare_all_decls): Remove.
3028 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3031 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3034 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3035 Nigel Stephens <nigel@mips.com>
3037 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3038 Update comments and all uses.
3039 (MIN_FPRS_PER_FMT): Define.
3040 * config/mips/mips.c (function_arg): Fix to correctly handle
3041 the -mips32r2 -mfp64 -mabi=32 case.
3042 (override_options): Enable use of odd-numbered registers for
3043 SFmode values on MIPS32.
3044 (mips_save_reg_p): Save whole floating-point register pair if
3045 either half is used.
3046 (compute_frame_size): Fix comment.
3048 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3050 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3051 argument of type bool.
3052 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3053 argument. Safely select temporary P register according to it.
3054 (do_link): Change call site of add_to_reg accordingly.
3055 (do_unlink): Add epilogue_p as a fourth argument and pass it
3057 (expand_interrupt_handler_epilogue): Change call of do_unlink
3059 (bfin_expand_prologue): Add a third argument sibcall_p.
3060 * config/bfin/bfin.md (epilogue): Change call of
3061 bfin_expand_epilogue accordingly.
3062 (sibcall_epilogue): Likewise.
3063 (eh_return_internal): Likewise.
3065 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3066 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3067 * config/bfin/bfin.c (bfin_handle_option): Handle
3068 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3069 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3070 Support bf534, bf536 and bf561.
3071 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3073 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/i386.c (ix86_function_regparm): Process local
3077 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3079 2007-05-07 Mike Stump <mrs@apple.com>
3081 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3082 also checks for and while statements in C++.
3084 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3086 * gcc.c (at_file_supplied): New variable.
3087 (main): Set it if we expanded argv.
3088 (do_spec_1): Pass an @-file to the linker if we were called with
3089 an @-file argument and HAVE_GNU_LD.
3090 * collect2.c (at_file_supplied): New variable.
3091 (response_file): New variable.
3092 (collect_exit): Unlink response_file if necessary.
3093 (handler): Likewise.
3094 (do_wait): Likewise.
3095 (main): Set at_file_supplied if we expanded argv.
3096 (collect_execute): Pass an @-file to subprocesses if we were called
3097 with an @-file argument.
3098 * configure.ac: Add define for HAVE_GNU_LD.
3099 * configure: Regenerate.
3100 * config.in: Regenerate.
3102 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3104 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3110 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3112 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3113 (TARGET_ENCODE_SECTION_INFO): Re-define.
3114 (m32c_encode_section_info): New
3115 (function_vector_handler): New
3116 (current_function_special_page_vector): New
3117 (m32c_special_page_vector_p): New.
3118 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3120 * config/m32c/jump.md: Added instruction JSRS for functions
3121 with attribute "function_vector".
3122 * doc/extend.texi (function_vector): Added description
3123 for M16C, M32C targets.
3125 2007-05-07 DJ Delorie <dj@redhat.com>
3128 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3129 ashrpsi3, lshrpsi3): Update shift count constraint.
3131 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3132 Nathan Froyd <froydnj@codesourcery.com>
3135 * c-incpath.c (add_path): Strip trailing path separators.
3137 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3139 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3140 Free dominance info before purging EH edges.
3141 (eliminate_degenerate_phis): Likewise.
3142 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3144 2007-05-07 Jan Hubicka <jh@suse.cz>
3146 * gimplify.c (gimplify_expr): Do not crash when folding
3147 (void *)(int)&a + 4.
3149 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3152 * c-opts.c (lang_fortran): Make it non static.
3153 * c-common.h (lang_fortran): New prototype.
3154 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3155 -lang-fortran option was passed by the driver.
3157 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3159 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3160 of ASSERT_CHECKING. Tweak message.
3162 2007-05-06 Revital Eres <eres@il.ibm.com>
3165 * loop-unroll.c (insert_var_expansion_initialization):
3166 Initialize the expansions with -zero instead of +zero.
3168 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3170 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3171 into pic and non-pic versions. Mark r19 as used for
3172 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3173 for tgd_load, tld_load and tie_load .
3174 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3175 version of tgd_load, tld_load and tie_load depending on the
3178 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3179 Jakub Jelinek <jakub@redhat.com>
3181 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3182 (__do_global_dtors_aux): Use more paranoid loop to run
3183 destructors if HIDDEN_DTOR_LIST_END.
3184 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3186 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3188 * varasm.c (align_variable): Don't increase alignment for
3189 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3190 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3192 2007-05-04 Josh Conner <jconner@apple.com>
3194 * basic-block.h (cdi_direction): Assign values to all enumeration
3196 (dom_computed): Remove.
3197 (dom_info_state): New.
3198 (set_dom_info_availability): New.
3199 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3200 walk_data.dom_direction.
3201 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3202 instead of dom_computed[].
3203 (split_edge): Likewise.
3204 (create_basic_block): Likewise.
3205 (merge_blocks): Likewise.
3206 * ifcvt.c (find_if_header): Likewise.
3207 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3208 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3209 * tree-ssa.c (verify_ssa): Likewise.
3210 * tree-cfg.c (tree_verify_flow_info): Likewise.
3211 (remove_edge_and_dominated_blocks): Likewise.
3212 * dominance.c (dom_computed): Make static.
3213 (calc_dfs_tree_nonrec): Change third param to a bool.
3214 (calc_dfs_tree): Change second param to a bool.
3215 (calc_idioms): Change second param to a bool. Use
3216 dom_convert_dir_to_idx.
3217 (init_dom_info): Validate dir before using.
3218 (dom_convert_dir_to_idx): New.
3219 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3220 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3221 (free_dominance_info): Use dom_convert_dir_to_idx.
3222 (get_immediate_dominator): Likewise.
3223 (set_immediate_dominator): Likewise.
3224 (get_dominated_by): Likewise.
3225 (redirect_immediate_dominators): Likewise.
3226 (nearest_common_denominator): Likewise.
3227 (dominated_by_p): Likewise.
3228 (bb_dom_dfs_in): Likewise.
3229 (bb_dom_dfs_out): Likewise.
3230 (recount_dominator): Likewise.
3231 (iterate_fix_dominators): Likewise.
3232 (add_to_dominance_info): Likewise.
3233 (delete_from_dominance_info): Likewise.
3234 (first_dom_son): Likewise.
3235 (next_dom_son): Likewise.
3236 (dom_info_available_p): Likewise.
3237 (dom_info_state): New.
3238 (set_dom_info_availability): New.
3240 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3242 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3244 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3246 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3248 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3249 (subdi3, subdi_carry): Delete.
3251 2007-05-04 Jan Hubicka <jh@suse.cz>
3252 Richard Guenther <rguenther@suse.de>
3254 * opts.c (decode_options): Do not fiddle with inlining
3255 parameters in case of optimizing for size.
3256 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3257 for size do nothing.
3258 (cgraph_decide_inlining_of_small_function): When optimizing for
3259 size never inline functions increasing caller size.
3260 (cgraph_early_inlining): Inline for size when optimizing for size.
3262 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3264 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3265 logical operations piecewise.
3266 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3267 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3268 subdi_sesidi_di): Delete.
3269 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3270 the generated sequence. Allow three-reg add in constraints. Rewrite
3271 the rtl expression for carry to avoid zero_extend of a constant.
3272 (sub_with_carry): New pattern.
3273 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3274 different sequence not involving jumps.
3275 (notbi): Now a named pattern.
3277 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3279 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3280 Add the note about a significant loss of accuracy of some
3281 mathematical routines when these options are used.
3283 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3285 * haifa-sched.c (rtx_vec_t): New typedef.
3286 (contributes_to_priority_p): Extract piece of priority () into new
3288 (priority): Use the function. Add assertion.
3289 (rank_for_schedule, set_priorities): Add assertion to check that
3290 insn's priority is initialized.
3291 (clear_priorities, calc_priorities): Change signature. Make it update
3292 all relevant insns. Update all callers ('add_to_speculative_block ()'
3293 and 'create_block_check_twin ()').
3294 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3295 Add new field 'priority_status'.
3296 (INSN_PRIORITY_STATUS): New macro.
3297 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3299 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3301 * sched-ebb.c (debug_ebb_dependencies): New static function.
3302 (init_ready_list): Use it.
3304 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3305 with changed signature and 'debug_rgn_dependencies ()'.
3306 (debug_rgn_dependencies): New static function.
3307 (init_ready_list): Use it.
3309 * sched-int.h (debug_dependencies): Declare.
3311 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3313 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3315 2007-05-04 Dirk Mueller <dmueller@suse.de>
3317 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3319 2007-05-03 Jan Hubicka <jh@suse.cz>
3321 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3322 for pointer type in more cases than before.
3324 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3326 * tree-object-size.c (plus_expr_object_size): When operand size is
3327 unknown, return unknown.
3329 2007-05-03 Dirk Mueller <dmueller@suse.de>
3331 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3333 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3336 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3338 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3340 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3342 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3344 * config/soft-fp/double.h, config/soft-fp/extended.h,
3345 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3346 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3347 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3348 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3351 2007-05-03 Ian Lance Taylor <iant@google.com>
3353 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3354 MASK_PPC_GFXOPT for 8540 or 8548.
3356 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3358 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3359 vect_print_dump_info() to output debug information.
3361 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3365 operands of size 2 when operand is not MEM_P.
3367 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3369 PR tree-optimization/30565
3370 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3372 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3374 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3375 (umulsi3_highpart): Use them.
3376 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3377 for final accumulator to D regisster tranfser.
3379 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3381 PR tree-optimization/31699
3382 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3384 (vect_enhance_data_refs_alignment): Compute peel amount using
3385 TYPE_VECTOR_SUBPARTS instead of vf.
3386 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3388 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3391 * system.h: Remove inclusion of double-int.h
3392 * tree.h: Include double-int.h
3393 * gengtype.c: Likewise
3394 * cfgloop.h: Likewise
3395 * Makefile.in: Adjust dependencies on double-int.h
3397 2007-05-02 Eric Christopher <echristo@apple.com>
3399 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3400 -shared to -Zdynamiclib.
3402 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3405 * c-common.c (strip_pointer_or_array_types): New function.
3406 * c-common.h (strip_pointer_or_array_types): New function declaration.
3408 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3410 PR tree-optimization/31771
3411 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3413 2007-05-02 Paul Brook <paul@codesourcery.com>
3415 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3417 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3420 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3423 2007-05-02 Nick Clifton <nickc@redhat.com>
3425 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3427 2007-05-02 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/31146
3430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3431 argument, single_use_p. If we have a single use that is
3432 a conversion to the definition rhs type, propagate that rhs.
3433 (forward_propagate_addr_expr): Pass single_use_p argument
3434 to forward_propagate_addr_expr_1.
3436 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3438 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3441 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3443 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3444 'AMD Family 10 core'.
3446 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3448 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3449 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3450 with SSE3 instruction set support.
3451 * doc/invoke.texi: Likewise.
3453 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3455 * config/i386/i386.c (override_options): Tuning 32-byte loop
3456 alignment for amdfam10 architecture. Increasing the max loop
3457 alignment to 24 bytes.
3459 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3461 * config/m68k/constraints.md: New.
3462 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3463 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3464 EXTRA_CONSTRAINT): Remove.
3465 * config/m68k/m68k.md: Include constraints.md.
3466 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3468 2007-05-01 Ian Lance Taylor <iant@google.com>
3470 PR tree-optimization/31739
3471 * tree-vrp.c (vrp_val_is_max): New static function.
3472 (vrp_val_is_min): New static function.
3473 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3475 (set_value_range): Use vrp_val_is_{max,min}.
3476 (extract_range_from_assert): Likewise.
3477 (extract_range_from_binary_expr): Likewise.
3478 (extract_range_from_unary_expr): Likewise.
3479 (dump_value_range, vrp_meet): Likewise.
3480 (vrp_visit_phi_node): Likewise.
3481 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3483 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3485 * config/i386/gmon-sol2.c (size_t): New type.
3486 (intptr_t): Likewise.
3487 (s_textsize): Declare as size_t.
3489 (monstartup): Use size_t for sizes.
3490 (_mcount): Save and restore registers.
3491 (internal_mcount): Pass 0 as the first argument to monstartup
3493 (moncontrol): Convert pointer to appropriately sized integer
3494 before passing to profil.
3496 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3498 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3499 __NO_FPRS__, not just if _SOFT_DOUBLE.
3500 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3501 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3502 also for E500 double.
3503 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3504 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3507 2007-05-01 Richard Guenther <rguenther@suse.de>
3509 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3512 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3514 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3516 2007-05-01 Jan Hubicka <jh@suse.cz>
3518 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3521 2007-05-01 Jan Hubicka <jh@suse.cz>
3523 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3524 (maybe_fold_offset_to_reference): Declare.
3525 * fold-const.c (fold_unary): Do not fold
3526 (type *)&A into &A->field_of_type_and_offset_0
3527 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3528 size is unknown, give up.
3529 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3531 (maybe_fold_offset_to_reference): New.
3532 (maybe_fold_stmt_indirect): Use it.
3533 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3534 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3536 (gimplify_expr): Likewise for plus_expr.
3538 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3540 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3541 bsi_after_labels. Always insert statements before bsi.
3542 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3543 * predict.c (apply_return_prediction): Check for empty blocks.
3544 * cfgexpand.c (lab_rtx_for_bb): New variable.
3545 (label_rtx_for_bb): Do not create new tree labels.
3546 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3547 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3548 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3550 (label_for_bb): Add field used.
3551 (update_eh_label, main_block_label): Mark the label used.
3552 (cleanup_dead_labels): Remove unused labels.
3554 2007-05-01 Richard Guenther <rguenther@suse.de>
3556 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3557 if it is not about to be set.
3558 (get_value_range): Do not pre-allocate equiv bitmap.
3559 (update_value_range): No need to clear equiv field.
3560 (add_equivalence): Change prototype to get bitmap pointer.
3561 Allocate bitmap here if it is not already.
3562 (extract_range_from_assert): Do not allocate bitmap here.
3563 Update callers to add_equivalence.
3564 (extract_range_from_ssa_name): Likewise.
3565 (get_vr_for_comparison): New static helper.
3566 (compare_name_with_value): Handle NULL equiv bitmap by
3567 peeling the first iteration of the comparison loop.
3568 Use get_vr_for_comparison.
3569 (compare_names): Handle NULL equiv bitmaps by using fake
3570 ones. Use get_vr_for_comparison.
3572 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3574 * double-int.c (mpz_set_double_int): Moved from
3575 tree-ssa-loop-niter.c.
3576 (mpz_get_double_int): Likewise; also, add option to wrap
3577 out-of-range integers.
3578 * double-int.h: New prototypes for above.
3579 * tree.c (get_static_type_bounds): Moved from
3580 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3581 TYPE_MAX_VALUE if they exist..
3582 * tree.h: New prototype for above.
3583 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3584 get_type_bounds calls.
3585 (mpz_set_double_int): Move to double-int.c.
3586 (get_type_bounds): Move to tree.c, rename to
3587 get_static_type_bounds.
3588 (mpz_to_double_int): Move to double-int.c, rename to
3591 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3593 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3594 DIV0 exception can fall through to a normal return.
3596 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3600 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3601 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3602 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3603 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3604 initialize align to silence bogus warning.
3605 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3606 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3608 (struct sra_walk_fns): Remove use_all parameter from use.
3609 (sra_hash_tree): Handle BIT_FIELD_REFs.
3610 (sra_elt_hash): Don't hash bitfld blocks.
3611 (sra_elt_eq): Skip them in parent compares as well. Handle
3613 (sra_walk_expr): Don't maintain or pass down use_all_p.
3614 (scan_use): Remove use_all parameter.
3615 (scalarize_use): Likewise. Re-expand assignment to
3616 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3617 output, and re-scalarize after output. Don't mark anything
3619 (scalarize_ldst): Adjust.
3620 (scalarize_walk_gimple_modify_statement): Likewise.
3621 (build_element_name_1): Handle BIT_FIELD_REFs.
3622 (instantiate_element): Don't warn for any element whose parent
3624 (instantiate_missing_elements_1): Return the sra_elt.
3625 (canon_type_for_field): New.
3626 (try_instantiate_multiple_fields): New.
3627 (instantiate_missing_elemnts): Use them.
3628 (mark_no_warning): Removed.
3629 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3630 (REPLDUP, sra_build_elt_assignment): New.
3631 (generate_copy_inout): Use them.
3632 (generate_element_copy): Likewise. Handle bitfld differences.
3633 (generate_element_zero): Don't recurse for blocks. Use
3634 sra_build_elt_assignment.
3635 (generate_one_element_int): Take elt instead of var. Use
3636 sra_build_elt_assignment.
3637 (generate_element_init_1): Adjust.
3638 (scalarize_use, scalarize_copy): Use REPLDUP.
3639 (scalarize_ldst): Move assert before dereference.
3640 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3642 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3645 * tree.c (reconstruct_complex_type): Reconstruct a reference
3647 Also use the same mode for the pointer as the old pointer type.
3649 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3651 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3654 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3656 PR rtl-optimization/31676
3657 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3658 (df_refs_record): Call it.
3660 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3662 * rtl.def (SS_ABS): New code.
3663 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3664 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3665 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3666 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3667 (bfin_init_builtins): Define them.
3668 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3669 (bfin_expand_builtin): ... and handle the others here.
3670 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3671 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3672 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3673 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3674 operand is only HImode.
3676 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3678 * regclass.c (scan_one_insn): Remove splitting of
3681 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3682 Nigel Stephens <nigel@mips.com>
3684 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3686 2007-04-28 Jan Hubicka <jh@suse.cz>
3688 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3689 insn_locators_alloc instead of insn_locators_initialize;
3690 call reset_block_changes.
3691 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3692 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3693 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3694 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3695 * config/score/score.c (th_output_mi_thunk): Likewise.
3696 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3697 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3698 tolerate uninitialized locator info.
3701 * function.c (init_function_start): Don't init line number info.
3702 (expand_function_end): Update.
3703 (reset_block_changes, record_block_change, finalize_block_changes,
3704 check_block_change, free_block_changes): Kill.
3705 * function.h (reset_block_changes, record_block_change,
3706 finalize_block_changes, check_block_change, free_block_changes): Remove
3708 (struct function): Remove ib_boundaries_block.
3709 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3710 Use curr_insn_locator to initialize locator.
3711 (emit_line_note): Remove.
3712 * cfgexpand.c (expand_gimple_cond_expr): Update.
3713 (construct_exit_block): Likewise.
3714 (tree_expand_cfg): Initialize/finalize locators.
3715 * expr.c (expand_expr_real): Update.
3716 * cfglayout.c (line_locators_locs, line_locators_lines,
3717 file_locators_locs, file_locators_files): Remove.
3718 (set_block_levels): Move to cfgexpand.c.
3719 (insn_locators_initialize): Remove.
3720 (pass_insn_locators_initialize): Remove.
3721 (locations_locators_locs, locations_locators_vals): New static vars.
3722 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3724 (insn_locators_alloc, insn_locators_finalize,
3725 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3727 (locator_location): New.
3728 (locator_line, locator_file): Rewrite.
3729 * rtl.h (emit_line_note): Kill.
3730 (insn_locators_alloc, insn_locators_finalize,
3731 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3733 * tree-inline.c (initialize_cfun): Do not initialize
3734 ib_boundaries_block.
3735 * passes.c (pass_insn_locators_initialize): Remove.
3737 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3739 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3740 info. Update last_basic_block correctly.
3742 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3745 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3746 register itself to hold the offset constant. Tell flow the use
3747 of r4 and r5 when they are used.
3749 2007-04-27 Richard Guenther <rguenther@suse.de>
3751 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3752 if we simplified anything.
3753 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3754 warnings until we did a simplification and the stmt was not
3755 marked as TREE_NO_WARNING.
3757 2007-04-27 Mike Stump <mrs@apple.com>
3759 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3761 2007-04-27 Ian Lance Taylor <iant@google.com>
3764 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3765 TYPE_MAX_VALUE exist, convert them to the new type.
3767 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3769 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3770 if it claims to be available.
3771 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3773 (perform_tree_ssa_dce): Always free postdominators.
3775 2007-04-27 Richard Henderson <rth@redhat.com>
3777 * config/alpha/predicates.md (aligned_memory_operand): Mark
3778 as define_special_predicate.
3779 (unaligned_memory_operand, normal_memory_operand): Likewise.
3780 (reg_or_unaligned_mem_operand): Remove.
3781 (any_memory_operand): Match the documentation and check for
3782 non-renumbered pseudos during reload.
3783 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3784 alpha_secondary_reload_class, update to new interface, make static.
3785 Handle CQImode like HImode. Remove FP subreg check.
3786 (alpha_expand_mov): Use replace_equiv_address.
3787 (alpha_expand_mov_nobwx): Use any_memory_operand.
3788 (TARGET_SECONDARY_RELOAD): New.
3789 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3790 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3791 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3792 * config/alpha/alpha.md: ... here.
3793 (RELOAD12, reloadmode): New.
3795 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3796 Don't handle the aligned case here.
3797 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3798 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3799 reload_inhi_help. Don't expect a scratch register.
3800 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3802 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3804 2007-04-27 Richard Guenther <rguenther@suse.de>
3806 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3808 2007-04-27 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/30965
3811 PR tree-optimization/30978
3812 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3813 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3814 (find_equivalent_equality_comparison): Likewise.
3815 (simplify_cond): Likewise.
3816 (get_prop_source_stmt): New helper.
3817 (get_prop_dest_stmt): Likewise.
3818 (can_propagate_from): Likewise.
3819 (remove_prop_source_from_use): Likewise.
3820 (combine_cond_expr_cond): Likewise.
3821 (forward_propagate_comparison): New function.
3822 (forward_propagate_into_cond): Rewrite to use fold for
3824 (tree_ssa_forward_propagate_single_use_vars): Call
3825 forward_propagate_comparison to propagate comparisons.
3827 2007-04-27 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/31715
3830 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3831 sure to do computation on the offset in an appropriate
3834 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3836 * reload.h (elimination_target_reg_p): Declare.
3837 * reload.c (find_reloads): Don't apply the reg_rtx move
3838 optimization if the SET_DEST satisfies elimination_target_reg_p.
3839 * reload1.c (elimination_target_reg_p): New function.
3840 (gen_reload): In the move/add2 fallback, make sure that op0
3841 does not overlap the destination register.
3843 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3845 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3846 transform only GIMPLE_MODIFY_STMTs.
3847 * tree-complex.c (expand_complex_operations_1): Ditto.
3848 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3849 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3850 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3852 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3853 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3854 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3855 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3856 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3857 slpeel_add_loop_guard): Ditto.
3858 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3859 * lambda-code.c (perfect_nestify): Ditto.
3860 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3861 before the first statement.
3862 * tree-optimize.c (execute_free_datastructures): Fix comments.
3863 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3864 * tree-flow.h (disband_implicit_edges): Declaration removed.
3865 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3867 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3869 (disband_implicit_edges, has_label_p): Removed.
3870 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3871 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3873 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3875 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3876 also for COND_EXPRs.
3877 * cfgexpand.c (label_rtx_for_bb): New function.
3878 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3879 Use label_rtx_for_bb to find the labels.
3880 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3881 last block. Detect fallthru edges.
3883 2007-04-26 Ian Lance Taylor <iant@google.com>
3886 * reload.c (find_reloads_subreg_address): If the address was valid
3887 in the original mode but not in the new mode, reload the whole
3890 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3892 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3893 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3894 (cleanup_control_expr_graph): Do not invalidate dominance info.
3895 Record altered blocks.
3896 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3897 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3898 cleanup_tree_cfg_bb): New functions.
3899 (remove_forwarder_block): Do not maintain the worklist of blocks.
3900 Record altered blocks.
3901 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3903 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3904 delete_unreachable_blocks if dominators are not available.
3905 * tree-inline.c (optimize_inline_calls): Free dominance information
3907 * tree-flow.h (remove_edge_and_dominated_blocks,
3908 cfgcleanup_altered_bbs): Altered.
3909 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3911 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3913 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3914 do not invalidate dominators.
3916 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3918 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3919 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3920 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3921 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3923 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3925 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3927 2007-04-26 Richard Guenther <rguenther@suse.de>
3929 PR tree-optimization/31703
3930 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3931 the right type for the target of the bittest.
3933 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3935 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3936 ix86_sol10_return_in_memory.
3938 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3940 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3943 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3946 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3948 PR tree-optimization/30558
3949 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3950 clear this_state.prev_try.
3952 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3953 Mark Mitchell <mark@codesourcery.com>
3955 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3956 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3957 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3959 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3962 * doc/invoke.texi (%:print-asm-header): Document.
3963 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3965 (static_spec_functions): Add print-asm-header.
3966 (main): Print a banner before the --target-help linker options.
3967 (print_asm_header_spec_function): New function.
3969 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3973 (movsf_ie): Likewise.
3975 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3977 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3979 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3981 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3983 (__umodsi3, __modsi3): Likewise.
3985 2007-04-25 Dirk Mueller <dmueller@suse.de>
3987 * c-typeck.c (build_compound_expr): Annotate warning()
3988 call with OPT_Wunused_value.
3989 * tree-ssa.c (warn_uninit): Annotate warning with
3991 * c-common.c (handle_sentinel_attribute): Annotate warning
3992 call with OPT_Wattributes.
3994 2007-04-25 Thiemo Seufer <ths@mips.com>
3996 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3998 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3999 on to the assembler. Improve handling of -mno-mips16. Add handling
4000 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4001 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4002 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4003 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4005 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4008 * config/i386/winnt.c (i386_pe_file_end): Strip only
4009 USER_LABEL_PREFIX when writing export name.
4011 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4013 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4014 sh/elf.h, vx-common.h and vxworks.h.
4015 * config/sh/sh.h: Include config/vxworks-dummy.h.
4016 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4017 (OVERRIDE_OPTIONS): Use it.
4018 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4019 (vxworks_picreg): New pattern.
4020 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4021 VXWORKS_OS_CPP_BUILTINS.
4022 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4023 to their VXWORKS_* equivalents.
4024 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4025 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4026 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4027 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4028 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4029 -mrtp/-fPIC multilibs.
4030 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4031 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4032 (MULTILIB_OSDIRNAMES): Delete.
4034 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4037 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4039 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4041 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4042 rounding mode to be specified by the caller.
4043 (real_to_mpfr) Likewise.
4044 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4045 include new arguments.
4046 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4048 2007-04-24 Ian Lance Taylor <iant@google.com>
4050 PR tree-optimization/31605
4051 * tree-vrp.c (set_value_range): Check that min and max are not
4052 both overflow infinities.
4053 (set_value_range_to_value): New static function.
4054 (extract_range_from_binary_expr): Call set_value_range_to_value.
4055 (extract_range_from_cond_expr): Likewise.
4056 (extract_range_from_expr): Likewise.
4057 (extract_range_from_unary_expr): Likewise. Don't create a range
4058 which overflows on both sides.
4059 (vrp_meet): Check for a useless range.
4060 (vrp_visit_phi_node): If we see a constant which looks like an
4061 overflow infinity, turn off the TREE_OVERFLOW flag.
4063 2007-04-24 Ian Lance Taylor <iant@google.com>
4065 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4067 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4070 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4071 diagnostic message is being built.
4072 * tree-pretty-print.c (dump_generic_node): Only write the
4073 formatted text into BUFFER's stream if we are not building a
4075 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4077 * Makefile.in (toplev.o): Depend on tree-pass.h.
4079 2007-04-24 Ian Lance Taylor <iant@google.com>
4081 PR tree-optimization/31602
4082 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4083 conditionals in the copied loop header.
4084 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4085 warnings if TREE_NO_WARNING is set.
4086 * doc/invoke.texi (Warning Options): Clarify that
4087 -Wstrict-overflow does not warn about loops.
4089 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4091 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4092 expand on the comment about _Decimal128 arguments and check the
4093 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4094 that _Decimal128 argument uses even/odd register pair.
4095 (function_arg): Ditto.
4097 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4099 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4100 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4102 2007-04-24 Richard Guenther <rguenther@suse.de>
4103 Olga Golovanevsky <olga@il.ibm.com>
4105 * fold-const.c (multiple_of_p): Check for bottom
4108 2007-04-24 Richard Henderson <rth@redhat.com>
4110 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4111 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4112 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4113 looking for non-zero bits shifted out. Avoid a recursive call
4114 when constructing the scalar.
4115 (__floatundisf): Likewise.
4117 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4119 * dwarf2out.c (field_byte_offset): Move the existing logic
4120 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4121 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4123 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4126 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4127 argument of 0 for memset.
4128 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4129 unsigned shift instead of the signed variant.
4131 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4133 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4134 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4135 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4136 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4137 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4138 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4139 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4140 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4141 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4142 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4143 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4144 "mul<mode>3", "div<mode>3"): Insn definitions added.
4145 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4146 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4147 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4148 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4149 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4150 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4151 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4152 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4153 TARGET_FLOAT_FORMAT): Macro definitions removed.
4154 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4155 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4156 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4157 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4158 (s390_gen_rtx_const_DI): Function removed.
4159 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4161 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4163 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4164 over an external ffs function.
4166 2007-04-24 Chao-ying Fu <fu@mips.com>
4167 Richard Sandiford <richard@nildram.co.uk>
4169 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4170 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4171 (smadd_widen_optab, umadd_widen_optab): Define.
4172 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4174 * genopinit.c (optabs): Fill in smadd_widen_optab and
4176 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4177 and umadd_widen_optab to implement multiply-add sequences.
4178 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4179 (<u>maddsidi4): ...this. Extend condition to include
4180 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4181 of operand 0 to "ka" and use the three-operand form of madd<u>
4183 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4185 * config/mips/constraints.md (ka): New register constraint.
4187 2007-04-24 Jan Hubicka <j@suse.cz>
4191 2007-04-23 Jan Hubicka <jh@suse.cz>
4192 * function.c (init_function_start): Don't init line number info.
4193 (expand_function_end): Update.
4194 (reset_block_changes, record_block_change, finalize_block_changes,
4195 check_block_change, free_block_changes): Kill.
4196 * function.h (reset_block_changes, record_block_change,
4197 finalize_block_changes, check_block_change, free_block_changes): Remove
4199 (struct function): Remove ib_boundaries_block.
4200 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4201 Use curr_insn_locator to initialize locator.
4202 (emit_line_note): Remove.
4203 * cfgexpand.c (expand_gimple_cond_expr): Update.
4204 (construct_exit_block): Likewise.
4205 (tree_expand_cfg): Initialize/finalize locators.
4206 * expr.c (expand_expr_real): Update.
4207 * cfglayout.c (line_locators_locs, line_locators_lines,
4208 file_locators_locs, file_locators_files): Remove.
4209 (set_block_levels): Move to cfgexpand.c.
4210 (insn_locators_initialize): Remove.
4211 (pass_insn_locators_initialize): Remove.
4212 (locations_locators_locs, locations_locators_vals): New static vars.
4213 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4215 (insn_locators_alloc, insn_locators_finalize,
4216 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4218 (locator_location): New.
4219 (locator_line, locator_file): Rewrite.
4220 * rtl.h (emit_line_note): Kill.
4221 (insn_locators_alloc, insn_locators_finalize,
4222 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4224 * tree-inline.c (initialize_cfun): Do not initialize
4225 ib_boundaries_block.
4226 * passes.c (pass_insn_locators_initialize): Remove.
4228 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4230 * doc/invoke.texi: Removed leading '-' from option index entries.
4232 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4234 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4236 (create_phi_node): Use set_phi_nodes.
4237 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4238 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4239 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4240 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4241 (bsi_start, bsi_last): Use bb_stmt_list.
4242 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4243 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4244 Traverse the statements using tsi iterator.
4245 * basic-block.h (struct basic_block_def): Fields stmt_list
4246 and phi_nodes moved to ...
4247 (struct tree_bb_info): ... new structure.
4248 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4249 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4250 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4251 (tree_verify_flow_info): Verify that il.tree is not set for
4252 entry and exit block.
4253 (tree_split_block): Use set_bb_stmt_list.
4255 2007-04-23 Mike Stump <mrs@apple.com>
4257 * config/i386/i386.c (ix86_tune_features
4258 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4261 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/i386/i386.md (prefix_extra): New attribute.
4264 (length): Add prefix_extra.
4266 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4267 (sse2_movntv2di): Likewise.
4268 (sse2_cvtps2dq): Likewise.
4269 (sse2_cvtpd2pi): Likewise.
4270 (sse2_cvttpd2pi): Likewise.
4271 (*sse2_cvtpd2ps): Likewise.
4272 (*add<mode>3): Likewise.
4273 (sse2_ssadd<mode>3): Likewise.
4274 (sse2_usadd<mode>3): Likewise.
4275 (*sub<mode>3): Likewise.
4276 (sse2_sssub<mode>3): Likewise.
4277 (sse2_ussub<mode>3): Likewise.
4278 (*mulv8hi3): Likewise.
4279 (*smulv8hi3_highpart): Likewise.
4280 (*umulv8hi3_highpart): Likewise.
4281 (sse2_umulv2siv2di3): Likewise.
4282 (sse2_pmaddwd): Likewise.
4283 (ashr<mode>3): Likewise.
4284 (lshr<mode>3): Likewise.
4285 (ashl<mode>3): Likewise.
4286 (sse2_ashlti3): Likewise.
4287 (sse2_lshrti3): Likewise.
4288 (*umaxv16qi3): Likewise.
4289 (*smaxv8hi3): Likewise.
4290 (*uminv16qi3): Likewise.
4291 (*sminv8hi3): Likewise.
4292 (sse2_eq<mode>3): Likewise.
4293 (sse2_gt<mode>3): Likewise.
4294 (*and<mode>3): Likewise.
4295 (sse2_nand<mode>3): Likewise.
4296 (*ior<mode>3): Likewise.
4297 (*xor<mode>3): Likewise.
4298 (sse2_packsswb): Likewise.
4299 (sse2_packssdw): Likewise.
4300 (sse2_packuswb): Likewise.
4301 (sse2_punpckhbw): Likewise.
4302 (sse2_punpcklbw): Likewise.
4303 (sse2_punpckhwd): Likewise.
4304 (sse2_punpcklwd): Likewise.
4305 (sse2_punpckhdq): Likewise.
4306 (sse2_punpckldq): Likewise.
4307 (sse2_punpckhqdq): Likewise.
4308 (sse2_punpcklqdq): Likewise.
4309 (*sse2_pinsrw): Likewise.
4310 (*sse2_pextrw): Likewise.
4311 (sse2_pshufd_1): Likewise.
4312 (sse2_uavgv16qi3): Likewise.
4313 (sse2_uavgv8hi3): Likewise.
4314 (sse2_psadbw): Likewise.
4315 (sse2_pmovmskb): Likewise.
4316 (*sse2_maskmovdqu): Likewise.
4317 (*sse2_maskmovdqu_rex64): Likewise.
4318 (sse4a_extrqi): Likewise.
4319 (sse4a_extrq): Likewise.
4320 (sse3_lddqu): Set prefix_rep.
4321 (sse3_addsubv4sf3): Likewise.
4322 (sse3_haddv4sf3): Likewise.
4323 (sse3_hsubv4sf3): Likewise.
4324 (sse_cvtss2si): Likewise.
4325 (sse_cvtss2si_2): Likewise.
4326 (sse_cvtss2siq): Likewise.
4327 (sse_cvtss2siq_2): Likewise.
4328 (sse_cvttss2si): Likewise.
4329 (sse_cvttss2siq): Likewise.
4330 (sse2_cvttps2dq): Likewise.
4331 (sse3_movshdup): Likewise.
4332 (sse3_movsldup): Likewise.
4333 (sse2_cvtsd2si): Likewise.
4334 (sse2_cvtsd2si_2): Likewise.
4335 (sse2_cvtsd2siq): Likewise.
4336 (sse2_cvtsd2siq_2): Likewise.
4337 (sse2_cvttsd2si): Likewise.
4338 (sse2_cvttsd2siq): Likewise.
4339 (*sse2_cvtpd2dq): Likewise.
4340 (*sse2_cvttpd2dq): Likewise.
4341 (sse2_pshuflw_1): Likewise.
4342 (sse2_pshufhw_1): Likewise.
4343 (sse4a_insertqi): Likewise.
4344 (sse4a_insertq): Likewise.
4345 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4346 (ssse3_phadddv4si3): Likewise.
4347 (ssse3_phaddswv8hi3): Likewise.
4348 (ssse3_phsubwv8hi3): Likewise.
4349 (ssse3_phsubdv4si3): Likewise.
4350 (ssse3_phsubswv8hi3): Likewise.
4351 (ssse3_pmaddubswv8hi3): Likewise.
4352 (ssse3_pmulhrswv8hi3): Likewise.
4353 (ssse3_pshufbv16qi3): Likewise.
4354 (ssse3_psign<mode>3): Likewise.
4355 (ssse3_palignrti): Likewise.
4356 (abs<mode>2): Likewise.
4357 (ssse3_phaddwv4hi3): Set prefix_extra.
4358 (ssse3_phadddv2si3): Likewise.
4359 (ssse3_phaddswv4hi3): Likewise.
4360 (ssse3_phsubwv4hi3): Likewise.
4361 (ssse3_phsubdv2si3): Likewise.
4362 (ssse3_phsubswv4hi3): Likewise.
4363 (ssse3_pmaddubswv4hi3): Likewise.
4364 (ssse3_pmulhrswv4hi3): Likewise.
4365 (ssse3_pshufbv8qi3): Likewise.
4366 (ssse3_psign<mode>3): Likewise.
4367 (ssse3_palignrdi): Likewise.
4368 (abs<mode>2): Likewise.
4369 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4370 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4371 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4373 2007-04-23 Nick Clifton <nickc@redhat.com>
4375 * params.def: Fix formatting of emacs local variables.
4377 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4380 move if inter-unit move isn't allowed.
4381 Don't split moving the first element of V2DI to DI to inter-unit
4382 move if inter-unit move isn't allowed.
4384 2007-04-23 Richard Guenther <rguenther@suse.de>
4386 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4387 and CDI_POST_DOMINATORS separately.
4389 2007-04-23 Nick Clifton <nickc@redhat.com>
4391 * c.opt (Wformat-contains-nul): Add warning attribute.
4393 2007-04-23 Jan Hubicka <jh@suse.cz>
4395 * function.c (init_function_start): Don't init line number info.
4396 (expand_function_end): Update.
4397 (reset_block_changes, record_block_change, finalize_block_changes,
4398 check_block_change, free_block_changes): Kill.
4399 * function.h (reset_block_changes, record_block_change,
4400 finalize_block_changes, check_block_change, free_block_changes): Remove
4402 (struct function): Remove ib_boundaries_block.
4403 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4404 Use curr_insn_locator to initialize locator.
4405 (emit_line_note): Remove.
4406 * cfgexpand.c (expand_gimple_cond_expr): Update.
4407 (construct_exit_block): Likewise.
4408 (tree_expand_cfg): Initialize/finalize locators.
4409 * expr.c (expand_expr_real): Update.
4410 * cfglayout.c (line_locators_locs, line_locators_lines,
4411 file_locators_locs, file_locators_files): Remove.
4412 (set_block_levels): Move to cfgexpand.c.
4413 (insn_locators_initialize): Remove.
4414 (pass_insn_locators_initialize): Remove.
4415 (locations_locators_locs, locations_locators_vals): New static vars.
4416 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4418 (insn_locators_alloc, insn_locators_finalize,
4419 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4421 (locator_location): New.
4422 (locator_line, locator_file): Rewrite.
4423 * rtl.h (emit_line_note): Kill.
4424 (insn_locators_alloc, insn_locators_finalize,
4425 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4427 * tree-inline.c (initialize_cfun): Do not initialize
4428 ib_boundaries_block.
4429 * passes.c (pass_insn_locators_initialize): Remove.
4431 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4434 * expr.c (reduce_to_bit_field_precision): Handle
4437 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4439 PR tree-optimization/24659
4440 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4441 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4442 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4443 * genopinit.c (optabs): Rename vec_pack_mod_optab
4444 to vec_pack_trunc_optab.
4445 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4446 early for scalar floating point operands for NOP_EXPR.
4447 (vectorizable_type_promotion): Ditto.
4448 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4449 vec_pack_trunc_optab.
4450 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4452 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4453 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4454 Rename from VEC_PACK_MOD_EXPR.
4455 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4456 * expr.c (expand_expr_real_1): Ditto.
4457 * tree-inline.c (estimate_num_insns_1): Ditto.
4458 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4460 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4461 (vec_unpacks_lo_v4sf): Ditto.
4462 (vec_pack_trunc_v2df): Ditto.
4463 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4464 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4465 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4467 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4469 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4471 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4472 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4473 packing of floating point operands.
4474 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4475 represent unpacking of floating point operands.
4476 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4477 [vec_unpacks_hi]: Ditto.
4478 [vec_unpacks_lo]: Ditto.
4480 2007-04-22 Jan Hubicka <jh@suse.cz>
4482 * final.c (rest_of_handle_final): Call
4483 targetm.asm_out.constructor/targetm.asm_out.destructor
4484 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4485 proper priority via decl_*_priority_insert.
4486 * c-common.c (c_expand_body): Likewise.
4488 2007-04-22 Richard Guenther <rguenther@suse.de>
4490 PR tree-optimization/29789
4491 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4492 (rewrite_reciprocal): New helper split out from
4493 determine_invariantness_stmt.
4494 (rewrite_bittest): Likewise.
4495 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4496 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4499 2007-04-22 Revital Eres <eres@il.ibm.com>
4501 * loop-unroll.c (var_to_expand): New field to support also
4502 insns of the form x = something + x.
4503 (analyze_insn_to_expand_var): Use it.
4504 (expand_var_during_unrolling): Likewise.
4506 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4508 * predict.c: Include pointer-set.h.
4509 (bb_predictions): New variable.
4510 (tree_predicted_by_p, tree_predict_edge,
4511 remove_predictions_associated_with_edge): Use bb_predictions map
4512 instead of bb->predictions.
4513 (clear_bb_predictions, assert_is_empty): New functions.
4514 (combine_predictions_for_bb): Use bb_predictions map. Call
4515 clear_bb_predictions.
4516 (tree_estimate_probability): Create and free bb_predictions map.
4517 * Makefile.in (predict.o): Add pointer-set.h dependency.
4518 * basic-block.h (struct basic_block_def): Remove predictions
4520 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4522 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4525 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4528 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4530 * timevar.c (timevar_print): Change reference of --disable-checking to
4531 --enable-checking=release. Also warn if assert checking is disabled.
4533 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4536 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4537 decl as addressable if the compound literal was marked as
4539 Mark the decl as a gimple register if it is a complex or
4540 vector decl and does not live in memory.
4542 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4544 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4545 (GENERIC_NEXT): New function macro.
4546 (PHI_CHAIN): Use phi_node's new chain variable.
4547 (tree_phi_node): Change tree_common to tree_base
4548 and add the chain field.
4549 * tree-phinodes.c (make_phi_node): Don't set
4550 TREE_TYPE on the new node.
4551 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4552 instead of checking GIMPLE_TUPLE_P in chain_next.
4553 * tree-vect-transform.c
4554 (get_initial_def_for_induction): Look at
4555 PHI_RESULT_TREE for the type of the phi node.
4556 (update_vuses_to_preheader): Use PHI_CHAIN
4557 instead of TREE_CHAIN on the phi node.
4558 * tree-ssa-structalias.c (compute_points_to_sets):
4560 (ipa_pta_execute): Likewise.
4562 2007-04-21 Richard Guenther <rguenther@suse.de>
4565 * fold-const.c (fold_unary): Call fold_convert_const on the
4568 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4570 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4571 (store_killed_in_pat): New.
4573 2007-04-20 Richard Henderson <rth@redhat.com>
4576 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4577 TREE_LIST with a void_type_node value, not void_list_node exactly.
4579 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4581 * doc/standards.texi: Re-arrange into language-specific
4582 subsections. Add a C++ section, documenting which standards we
4585 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4587 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4588 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4590 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4592 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4593 ecrti.o and crtbegin.o.
4594 (LIB_DEFAULT_SPEC): Include -lc.
4595 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4597 2007-04-20 Richard Henderson <rth@redhat.com>
4600 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4601 argument; update all callers.
4602 (get_unaligned_offset): New.
4603 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4604 get_unaligned_address, just pass on the address directly.
4605 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4606 the subreg in the helper patterns.
4607 (unaligned_extendqidi_le): Use get_unaligned_offset.
4608 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4609 (unaligned_extendhidi_be): Likewise.
4610 (unaligned_extendhidi): Tidy.
4611 * config/alpha/alpha-protos.h: Update.
4613 2007-04-20 Richard Henderson <rth@redhat.com>
4615 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4616 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4617 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4618 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4619 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4620 (CPP_SPEC): Don't include %(cpp_subtarget).
4621 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4622 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4623 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4625 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4627 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4628 for __builtin_ia32_cmpordss.
4630 PR tree-optimization/31632
4631 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4632 and arg1 for optimizations of comparison against min/max values.
4633 Fold arg0 to arg1's type for optimizations of comparison against
4634 min+1 and max-1 values.
4636 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4638 * reload.c (combine_reloads): When trying to use a dying register,
4639 check whether it's uninitialized and don't use if so.
4641 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4643 * fold-const.c: Remove prototypes for native_encode_expr and
4644 native_interpret_expr.
4645 (native_encode_expr): Make non-static.
4646 (native_interpret_expr): Likewise.
4647 * tree.h: Add prototypes for the above.
4649 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4651 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4652 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4653 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4654 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4655 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4656 Add length attributes.
4658 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4660 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4663 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4664 __STDC_WANT_DEC_FP__.
4666 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4668 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4669 for long double compatibility.
4670 * configure: Regenerate.
4672 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4674 PR rtl-optimization/29841
4675 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4677 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4678 that may cause control flow transfer from being moved.
4680 2007-04-18 Jan Hubicka <jh@suse.cz>
4682 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4685 2007-04-18 Eric Christopher <echristo@apple.com>
4687 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4688 only. Update operands.
4689 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4690 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4691 link register to pic register.
4693 2007-04-18 Dirk Mueller <dmueller@suse.de>
4696 * tree-vrp.c (search_for_addr_array): New.
4697 (check_array_bounds): Suppress warning about
4698 address taken of array refs if its not de-referenced.
4700 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4702 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4703 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4705 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4706 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4707 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4709 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4711 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4713 (vect_analyze_scalar_cycles): Fix indentation.
4714 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4715 (vect_mark_relevant): Include phis in relevance analysis.
4717 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4719 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4721 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4722 output_operand_lossage().
4724 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4726 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4727 the unused code for reduction without adjust-in-epilog to simplify the
4730 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4732 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4733 (S390_TDC_NEGATIVE_ZERO): New constant.
4734 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4735 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4736 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4737 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4738 (S390_TDC_POSITIVE_INFINITY): New constant.
4739 (S390_TDC_NEGATIVE_INFINITY): New constant.
4740 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4741 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4742 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4743 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4744 (S390_TDC_INFINITY): New constant.
4745 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4746 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4747 optimization for UNSPEC_CCZ_TO_INT.
4748 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4749 ("*ccz_to_int"): New insn.
4750 ("isinf<mode>2"): New insn.
4751 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4752 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4753 (UNSPEC_CCZ_TO_INT): New constant.
4755 2007-04-18 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/19431
4758 PR tree-optimization/21463
4759 * tree-pass.h (pass_phiprop): Declare.
4760 * passes.c (init_optimization_passes): New phiprop pass.
4761 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4762 (phivn_valid_p): New helper function.
4763 (phiprop_insert_phi): Likewise.
4764 (propagate_with_phi): Likewise.
4765 (tree_ssa_phiprop): New propagator propagating loads
4766 through phi nodes if profitable.
4768 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4770 * tree-vect-analyze.c (process_use): New function.
4771 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4772 Check phis in all bbs.
4773 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4776 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4778 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4781 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4784 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4787 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4791 (sse_vmmulv4sf3): Likewise.
4792 (sse2_vmaddv2df3): Likewise.
4793 (sse2_vmmulv2df3): Likewise.
4795 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4797 PR rtl-optimization/31360
4798 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4799 (target_reg_cost): New.
4800 (init_set_costs): Initialize target_reg_cost. Add comments
4801 regarding the rationale of the costs.
4802 (global_cost_for_size): Renamed to...
4803 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4804 of register pressure.
4805 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4806 estimate_reg_pressure_cost. Add number of ivs.
4807 (determine_set_costs): Dump target_reg_cost.
4808 * loop-invariant.c (gain_for_invariant): Use
4809 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4810 (best_gain_for_invariant, find_invariants_to_move): Remove
4812 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4813 (target_reg_cost): Declare.
4814 (global_cost_for_size): Declaration removed.
4815 (estimate_reg_pressure_cost): Declare.
4817 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4819 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4820 regnos into even/odd register pairs.
4821 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4822 TDmode similar to the other floating point modes.
4823 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4824 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4826 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4827 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4828 (movdd_hardfloat64): Use TARGET_MFPGPR.
4830 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4832 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4835 2005-01-05 Richard Henderson <rth@redhat.com>
4837 * reload1.c (do_input_reload): Restrict the optimization deleteing
4838 a previous output reload to RELOAD_FOR_INPUT.
4840 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4842 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4843 induc_vec_info_type.
4844 (vectorizable_induction): New function declaration.
4845 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4846 check if already vectorized. Find first place in BB where new stmts
4847 can be inserted. Takes only one argument.
4848 (vectorizable_induction): New function.
4849 (vect_transform_stmt): Add case for induc_vec_info_type to call
4850 vectorizable_induction.
4851 (vect_transform_loop): Consider phis for vectorization.
4852 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4854 (analyze_operations): Call vectorizable_induction when analyzing phis.
4856 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4857 (vect_mark_relevant): Include phis in relevance analysis.
4858 (vect_mark_stmts_to_be_vectorize): Likewise.
4859 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4861 2007-04-16 Lawrence Crowl <crowl@google.com>
4863 * doc/invoke.texi (Debugging Options): Add documentation for the
4864 -femit-struct-debug options -femit-struct-debug-baseonly,
4865 -femit-struct-debug-reduced, and
4866 -femit-struct-debug-detailed[=...].
4868 * c-opts.c (c_common_handle_option): Add
4869 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4870 and OPT_femit_struct_debug_detailed_.
4871 * c.opt: Add specifications for
4872 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4873 and -femit-struct-debug-detailed[=...].
4874 * opts.c (set_struct_debug_option): Parse the
4875 -femit-struct-debug-... options.
4876 * opts.c (matches_main_base, main_input_basename,
4877 main_input_baselength, base_of_path, matches_main_base): Add
4878 variables and functions to compare header base name to compilation
4880 * opts.c (should_emit_struct_debug): Add to determine to emit a
4881 structure based on the option.
4882 (dump_struct_debug) Also disabled function to debug this
4884 * opts.c (handle_options): Save the base name of the
4887 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4888 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4889 This hook indicates if a type is generic. Set it by default
4891 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4892 to determine if a struct type is generic or not.
4893 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4894 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4895 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4898 * flags.h (enum debug_info_usage): Add an enumeration to describe
4899 a program's use of a structure type.
4900 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4901 to indicate the program's usage of the type. Filter structs based
4902 on the -femit-struct-debug-... specification.
4903 (gen_type_die): Split into two routines, gen_type_die and
4904 gen_type_die_with_usage. gen_type_die is now a wrapper
4905 that assumes direct usage.
4906 (gen_type_die_with_usage): Replace calls to gen_type_die
4907 with gen_type_die_with_usage adding the program usage of
4908 the referenced type.
4909 (dwarf2out_imported_module_or_decl): Suppress struct debug
4910 information using should_emit_struct_debug when appropriate.
4912 2007-04-16 Ian Lance Taylor <iant@google.com>
4914 PR tree-optimization/31522
4915 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4916 (vrp_initialize): Allocate vr_phi_edge_counts.
4917 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4918 executable edge. Drop test for all constants.
4919 (vrp_finalize): Free vrp_phi_edge_counts.
4921 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4922 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4924 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4925 predecessors at head rather than tail.
4927 2007-04-16 Matthias Klose <doko@debian.org>
4929 * config/alpha/linux.h (CPP_SPEC): Define.
4930 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4932 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4934 * function.h: Remove sequence_stack extern declaration.
4936 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4938 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4940 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4943 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4945 * config/avr/avr.c (avr_arch_types): Rearranging array.
4946 (enum avr_arch): Add.
4947 (avr_mcu_types): Use avr_arch enumeration constants instead of
4949 * config/avr/avr.h (LINK_SPEC): Simplify.
4951 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4953 * config/m68k/m68k.c (m68k_libcall_value,
4954 m68k_function_value): Use macros for register names more.
4956 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4958 (M68K_REGNAME): Use A6_REG.
4959 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4961 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4964 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4965 'pending_read_list_length' and 'pending_write_list_length'. Update
4967 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4968 to handle two length counters instead of one. Update all uses.
4969 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4970 two length counters instead of one.
4971 * sched-rgn.c (propagate_deps): Update to handle two length counters
4974 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4977 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4978 copy of source, pass it to ix86_expand_vector_set and return
4981 2007-04-16 David Ung <davidu@mips.com>
4982 Joseph Myers <joseph@codesourcery.com>
4984 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4985 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4986 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4987 Add 74K processor information.
4988 * config/mips/mips.md: Include 74k.md.
4989 (cpu): Add 74kc,74kf,74kx.
4990 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4991 * config/mips/74k.md: New.
4992 * doc/invoke.texi (MIPS Options): Document 74K support.
4994 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4996 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4997 vectorizable_* functions.
4998 * tree-vect-transform.c (vectorizable_call): Add check for
4999 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5000 (vectorizable_store): likewise.
5001 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5003 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5004 (vectorizable_type_promotion, vectorizable_load): Likewise.
5005 (vectorizable_live_operation, vectorizable_condition): Likewise.
5006 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5008 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5010 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5012 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5013 register numbers more.
5014 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5015 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5016 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5017 FUNCTION_VALUE_REGNO_P): Likewise.
5018 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5019 STATIC_CHAIN_REGNUM): Likewise.
5020 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5021 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5022 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5023 * config/m68k/m68k.md (FP_REG): New.
5025 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5027 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5030 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5032 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5033 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5036 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5038 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5041 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5044 * c-decl.c (finish_decl): Grab the type of the decl after the call
5045 to store_init_value.
5047 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5049 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5051 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5054 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5055 post dominators and cleanup cfg before returning.
5057 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5059 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5060 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5062 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5064 * config.gcc: Recognize fido.
5065 * config/m68k/m68k-devices.def (fidoa): New.
5066 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5068 (FL_FIDOA, TARGET_FIDOA): New.
5069 * config/m68k/m68k.opt (mfidoa): New.
5071 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5074 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5075 when a personality function is used.
5077 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5079 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5081 2007-04-13 Mike Stump <mrs@apple.com>
5083 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5085 * config/darwin.opt (fapple-kext): Make C++ only.
5086 * config/darwin.c (darwin_override_options): Remove code to ensure
5087 -fapple-kext is given for C++ only.
5089 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5091 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5092 * config/mips/mips.c (override_options): Call
5093 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5095 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5097 * config/i386/i386.opt (msvr3-shlib): Removed.
5099 * doc/invoke.texi: Remove -msvr3-shlib.
5101 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5103 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5104 with "popcnt" instruction.
5106 2007-04-13 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/21258
5109 * tree-vrp.c (compare_case_labels): New helper.
5110 (find_switch_asserts): New function.
5111 (find_assert_locations): Call it for SWITCH_EXPRs.
5113 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5116 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5117 check is now implied in X87_FLOAT_MODE_P.
5118 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5119 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5120 (fix_trunc<mode>_i386_fisttp): Ditto.
5121 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5122 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5123 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5124 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5125 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5126 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5127 (unnamed_splitters): Ditto.
5128 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5129 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5130 FIRST_SSE_REG for local functions when SSE math is enabled or
5131 for functions with sseregparm attribute.
5132 (standard_80387_constant_p): Return -1 if mode is not
5134 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5135 (ix86_expand_compare): Ditto.
5136 (ix86_expand_carry_flag_compare): Ditto.
5137 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5138 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5139 DECIMAL_FLOAT_MODE_P.
5140 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5141 of SCALAR_FLOAT_MODE_P.
5142 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5143 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5144 checks before FLOAT_MODE_P.
5145 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5146 before FLOAT_MODE_P.
5151 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5153 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5154 Charles Wilson <libtool@cwilson.fastmail.fm>
5156 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5157 (libgcc.mvars): Don't depend on them.
5158 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5159 * exec-tool.in: New.
5161 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5163 * doc/invoke.text (--help): Document --help=common.
5165 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5167 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5171 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5172 * genemit.c (main): Emit #include "integrate.h".
5173 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5174 (LOADGP_RTP): New mips_loadgp_style.
5175 * config/mips/mips.h: Include config/vxworks-dummy.h.
5176 (TARGET_RTP_PIC): New macro.
5177 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5178 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5179 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5181 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5182 -mvxworks-pic when using -mrtp and a PIC option.
5183 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5185 (mips_symbolic_constant_p, mips_symbolic_address_p)
5186 (mips_symbol_insns): Handle SYMBOL_HALF.
5187 (override_options): Warn about -G and -mrtp being used together.
5188 Initialize mips_lo_relocs[SYMBOL_HALF].
5189 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5190 (mips_emit_loadgp): Handle LOADGP_RTP.
5191 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5192 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5193 (tablejump): Handle function-relative case table entries if
5195 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5197 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5199 * config/mips/mips.md (load_call<mode>): Allow any general register.
5201 (sibcall_value_internal, sibcall_value_multiple_internal)
5202 (call_value_internal, call_value_split, call_value_multiple_internal)
5203 (call_value_multiple_split): Remove constraints from operand 0.
5205 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5207 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5208 rather than loadgp_noshared.
5209 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5210 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5212 * config/mips/mips.md (loadgp): Rename to...
5213 (loadgp_newabi): ...this.
5214 (loadgp_noshared): Rename to...
5215 (loadgp_absolute): ...this.
5217 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5219 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5220 false for locally-binding symbols.
5221 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5223 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5225 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5226 (SYMBOL_GOT_PAGE_OFST): ...this.
5227 (SYMBOL_GOT_GLOBAL): Rename to...
5228 (SYMBOL_GOT_DISP): ...this.
5229 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5230 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5231 * config/mips/mips.c (mips_global_symbol_p): New function.
5232 (mips_symbol_binds_local_p): Likewise.
5233 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5234 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5235 and mips_symbol_binds_local_p.
5236 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5237 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5238 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5240 (mips_ok_for_lazy_binding_p): New function.
5241 (mips_load_call_address, mips_expand_call): Use it.
5242 (mips_dangerous_for_la25_p): Likewise.
5243 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5244 (*got_disp<mode>): Use got_disp_operand instead of
5245 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5246 SYMBOL_GOTOFF_GLOBAL.
5247 (*got_page<mode>): Use got_page_ofst_operand instead of
5249 * config/mips/predicates.md (const_call_insn_operand): Use
5250 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5251 (global_got_operand): Rename to...
5252 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5254 (local_got_operand): Rename to...
5255 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5256 of SYMBOL_GOT_LOCAL.
5258 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5260 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5261 TARGET_CALL_CLOBBERED_GP.
5262 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5263 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5264 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5265 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5266 of TARGET_ABICALLS && !TARGET_NEWABI.
5267 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5268 * config/mips/mips.c (mips_load_call_address): Check
5269 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5270 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5271 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5272 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5273 TARGET_ABICALLS && TARGET_NEWABI.
5274 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5276 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5277 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5278 TARGET_ABICALLS && TARGET_NEWABI.
5279 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5280 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5281 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5282 whether indirect calls must use $25.
5283 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5285 * config/mips/mips.md (jal_macro): Check flag_pic and
5286 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5287 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5288 instead of TARGET_ABICALLS.
5289 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5290 TARGET_ABICALLS && TARGET_OLDABI.
5291 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5292 (sibcall): In the comment above the define_insn, mention
5293 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5294 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5295 instead of TARGET_ABICALLS.
5297 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5299 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5300 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5301 (MACFLAGS_MATCH_P): New macro.
5302 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5303 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5304 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5305 the other MACFLAG constants.
5306 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5307 (flag_machi): Tighten constraints. Renumber some of the operands.
5308 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5310 (flag_machi_parts_acconly): New pattern.
5311 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5313 (flag_macinit1hi): Tighten constraints.
5314 (flag_mul_macv2hi_parts_acconly): New pattern.
5316 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5317 Use a more efficient implementation.
5318 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5319 inline sequences when not optimizing for size.
5321 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5322 movhi_high2low): Delete, merge functionality into...
5323 (packv2hi): ... this pattern.
5325 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5326 * config/bfin/bfin.opt (msim): New option.
5327 (mcpu=): New option.
5328 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5329 (bfin_cpu_t): Typedef of enum bfin_cpu.
5330 (bfin_cpu_type): New declaration.
5331 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5332 -msim and -mcpu= options.
5333 (LIB_SPEC): Likewise.
5334 * config/bfin/bfin.c (bfin_cpu_type): Define.
5335 (bfin_handle_option): Handle -mcpu= option.
5336 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5337 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5338 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5340 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5342 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5343 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5344 (powerpc-wrs-vxworksae): Use ${tm_file}.
5345 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5346 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5347 * config/i386/vx-common.h: New file.
5349 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5351 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5354 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5356 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5359 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5363 * c-common.c (c_build_qualified_type): Set canonical type
5366 2007-04-12 Richard Guenther <rguenther@suse.de>
5368 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5369 lower bound and element size if lower bound is not zero
5370 or either of the ARRAY_REF operands is set.
5372 2007-04-12 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/24689
5375 PR tree-optimization/31307
5376 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5378 * gimplify.c (canonicalize_addr_expr): To be consistent with
5379 gimplify_compound_lval only set operands two and three of
5380 ARRAY_REFs if they are not gimple_min_invariant. This makes
5381 it never at this place.
5382 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5384 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5386 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5387 null before emitting a .nsubspa directive.
5389 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5391 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5392 need_to_partition_p if there are no memory statements in the
5395 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5397 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5398 (gcd_of_steps_may_divide_p): New function.
5399 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5401 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5403 * reload.c (find_reloads_toplev, find_reloads_address,
5404 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5405 not a pointer equality test, to decide if we need to call
5406 push_reg_equiv_alt_mem.
5408 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5410 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5411 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5412 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5414 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5416 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5417 vector to be positive.
5419 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5423 * doc/invoke.texi: Document --params max-aliased-vops and
5425 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5426 debug_memory_partitions): Move to tree-flow.h
5427 * params.h (AVG_ALIASED_VOPS): Define.
5428 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5430 (mp_info_t): Likewise.
5431 (get_mem_sym_stats_for): New.
5432 (set_memory_partition): Move from tree-flow-inline.h.
5433 (mark_non_addressable): Only clear the set of symbols for the
5434 partition if it exists.
5435 (dump_memory_partitions): Move from tree-ssa-operands.c
5436 (debug_memory_partitions): Likewise.
5437 (need_to_partition_p): New.
5438 (dump_mem_ref_stats): New.
5439 (debug_mem_ref_stats): New.
5440 (dump_mem_sym_stats): New.
5441 (debug_mem_sym_stats): New.
5442 (update_mem_sym_stats_from_stmt): New.
5443 (compare_mp_info_entries): New.
5444 (mp_info_cmp): Call it.
5445 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5447 (get_mpt_for): Move from tree-ssa-operands.c.
5448 (find_partition_for): New.
5449 (create_partition_for): Remove.
5450 (estimate_vop_reduction): New.
5451 (update_reference_counts): New.
5452 (build_mp_info): New.
5453 (compute_memory_partitions): Refactor.
5454 Document new heuristic.
5455 Call build_mp_info, update_reference_counts,
5456 find_partition_for and estimate_vop_reduction.
5457 (compute_may_aliases): Populate virtual operands before
5458 calling debugging dumps.
5459 (delete_mem_sym_stats): New.
5460 (delete_mem_ref_stats): New.
5461 (init_mem_ref_stats): New.
5462 (init_alias_info): Call it.
5463 (maybe_create_global_var): Remove alias_info argument.
5464 Get number of call sites and number of pure/const call sites
5465 from gimple_mem_ref_stats().
5466 (dump_alias_info): Call dump_memory_partitions first.
5467 (dump_points_to_info_for): Show how many times a pointer has
5469 * opts.c (decode_options): For -O2 set --param
5470 max-aliased-vops to 500.
5471 For -O3 set --param max-aliased-vops to 1000 and --param
5472 avg-aliased-vops to 3.
5473 * fortran/options.c (gfc_init_options): Remove assignment to
5475 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5476 * tree-dfa.c (dump_variable): Dump memory reference
5478 Dump NO_ALIAS* settings.
5479 (referenced_var_lookup): Tidy.
5480 (mem_sym_stats): New.
5481 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5482 and ORIG are different SSA names for a memory partition.
5483 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5484 * tree-flow.h (struct mem_sym_stats_d): Define.
5485 (mem_sym_stats_t): Define.
5486 (struct mem_ref_stats_d): Define.
5487 (struct gimple_df): Add field mem_ref_stats.
5488 (enum noalias_state): Define.
5489 (struct var_ann_d): Add bitfield noalias_state.
5490 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5491 debug_mem_ref_stats, debug_memory_partitions,
5492 debug_mem_sym_stats): Declare.
5493 * tree-ssa-structalias.c (update_alias_info): Update call
5494 sites, pure/const call sites and asm sites in structure
5495 returned by gimple_mem_ref_stats.
5496 Remove local variable IS_POTENTIAL_DEREF.
5497 Increase NUM_DEREFS if the memory expression is a potential
5499 Call update_mem_sym_stats_from_stmt.
5500 If the memory references memory, call
5501 update_mem_sym_stats_from_stmt for all the direct memory
5502 symbol references found.
5503 (intra_create_variable_infos): Set noalias_state field for
5504 pointer arguments according to the value of
5505 flag_argument_noalias.
5506 * tree-ssa-structalias.h (struct alias_info): Remove fields
5507 num_calls_found and num_pure_const_calls_found.
5508 (update_mem_sym_stats_from_stmt): Declare.
5509 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5510 Set default value to 100.
5511 (PARAM_AVG_ALIASED_VOPS): Define.
5513 2007-04-11 Richard Guenther <rguenther@suse.de>
5516 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5517 a * -b + c as c - a * b if we honor sign dependent rounding.
5519 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5521 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5523 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5524 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5526 (initialize_trampoline): Don't use old-style function definition.
5527 (bfin_secondary_reload): Mark IN_P argument as unused.
5529 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5531 PR tree-optimization/31343
5532 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5533 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5534 * testsuite/gcc.dg/vect/pr31343.c: New.
5536 2007-04-10 Eric Christopher <echristo@apple.com>
5538 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5539 * config/i386/i386.md (*cmpfp0): Use.
5540 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5541 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5542 (fix_trunc<mode>_i386_fisttp): Ditto.
5543 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5544 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5545 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5546 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5547 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5548 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5549 (unnamed_splitters): Ditto.
5550 * config/i386/i386.c (output_fix_trunc): Assert that
5551 we're not being passed a TFmode operand.
5553 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5555 PR tree-optimization/31526
5556 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5557 n_basic_blocks to find newly added blocks.
5559 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5561 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5563 (fix_trunc<mode>si_sse): Ditto.
5564 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5565 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5566 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5567 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5568 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5569 expander using SSEMODEF mode macro.
5570 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5571 expander using SSEMODEF mode macro.
5572 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5573 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5574 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5575 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5576 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5577 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5578 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5579 Macroize insn using X87MODEF mode macro.
5581 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5583 * config/i386/sse.md (sse2_pinsrw): Removed.
5584 (sse2_pextrw): Renamed to ...
5585 (*sse2_pextrw): This.
5587 2007-04-09 Jan Hubicka <jh@suse.cz>
5590 * config/i386/sse.md
5591 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5592 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5593 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5594 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5596 2007-04-09 Jan Hubicka <jh@suse.cz>
5598 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5599 multiple fields of union.
5601 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5603 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5604 (create_preheaders): Check that loops are available.
5605 (fix_loop_structure): Clean up, improve comments.
5606 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5607 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5609 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5610 * predict.c (tree_estimate_probability): Do not call
5611 calculate_dominance_info. Call create_preheaders.
5612 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5613 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5615 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5616 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5617 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5618 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5621 2007-04-08 Jan Hubicka <jh@suse.cz>
5623 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5624 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5625 * fold-const.c (fold_unary): Use it.
5627 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5629 * varasm.c (assemble_variable): Remove call to
5630 lang_hooks.decls.prepare_assemble_variable.
5631 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5632 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5633 * langhooks.h (lang_hooks_for_decls): Remove
5634 prepare_assemble_variable.
5636 2007-04-08 Mike Stump <mrs@apple.com>
5638 * config/i386/i386.c: Use inc/dec on Core2.
5640 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5642 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5643 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5644 lhd_tree_inlining_end_inlining): Remove.
5645 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5646 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5648 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5649 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5650 lhd_tree_inlining_end_inlining): Remove prototypes.
5651 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5652 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5653 LANG_HOOKS_TREE_INLINING_START_INLINING,
5654 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5656 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5659 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5662 * config/avr/predicates.md (io_address_operand): Delete predicate.
5663 (low_io_address_operand): Don't use 'mode' argument.
5664 (higth_io_address_operand): Rename ...
5665 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5666 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5669 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5671 Revert change removing staticp.
5673 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5676 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5679 2007-04-07 Bruce Korb <bkorb@gnu.org>
5681 * c.opt: Add -Wformat-contains-nul.
5682 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5684 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5685 the NUL byte warning.
5687 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5689 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5691 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5693 * tree.c (staticp): No longer use staticp langhook.
5694 * langhooks.c (lhd_staticp): Removed.
5695 * langhooks.h (struct lang_hooks): Remove staticp.
5696 * c-common.c (c_staticp): Remove.
5697 * c-common.h (c_staticp): Ditto.
5698 * langhooks-defs.h (lhd_staticp): Ditto.
5699 (LHD_HOOKS_STATICP): Ditto
5700 * tree.h (gcc_assert_lowered): New macro.
5702 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5704 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5705 argument "reliable".
5706 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5707 Add argument "reliable". Propagate it through calls.
5708 (infer_loop_bounds_from_undefined): Derive number of iterations
5709 estimates from references in blocks that do not dominate loop latch.
5710 (gcov_type_to_double_int): New function.
5711 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5712 and expected_loop_iterations_unbounded.
5713 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5714 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5715 * tree-data-ref.c (estimated_loop_iterations): Export.
5716 (get_references_in_stmt): Fix -- do not return addresses of local
5718 * cfgloop.h (expected_loop_iterations_unbounded,
5719 estimated_loop_iterations): Declare.
5721 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5723 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5725 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5727 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5728 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5729 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5730 Use output_387_reg_move().
5731 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5732 expander using X87MODEF12 mode macro.
5733 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5734 choosing register preferences. Use output_387_reg_move().
5735 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5736 instead of "x". Use output_387_reg_move().
5737 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5738 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5739 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5740 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5741 Use output_387_reg_move().
5742 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5744 (*truncxf?f_i387 splitter): Ditto.
5746 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5748 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5749 LANG_HOOKS_SAFE_FROM_P.
5750 * expr.c (safe_from_p): Remove langhook call.
5751 * langhooks.h (lang_hooks): Remove safe_from_p.
5752 (lhd_safe_from_p): Remove prototype.
5753 * langhooks.c (lhd_safe_from_p): Remove.
5755 2007-04-06 Jan Hubicka <jh@suse.cz>
5757 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5760 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5763 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5764 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5765 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5767 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5768 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5770 2007-04-05 Richard Henderson <rth@redhat.com>
5772 * config/alpha/alpha.c (print_operand) [+]: Remove.
5773 (alpha_end_function): Print nop if call at end of function.
5774 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5775 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5776 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5777 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5778 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5779 the call pattern. Update peepholes to match.
5781 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5783 * doc/extend.texi (Other Builtins): Add decimal float variants
5785 * builtins.def: Ditto.
5786 * builtins.c (expand_builtin): Ditto.
5788 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5789 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5793 of V8HImode when calling ix86_binary_operator_ok.
5794 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5795 (sdot_prodv8hi): Operands 1 and 2 must be register.
5797 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5799 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5800 initialize align to silence bogus warning.
5802 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5805 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5807 (struct sra_walk_fns): Remove use_all parameter from use.
5808 (sra_hash_tree): Handle BIT_FIELD_REFs.
5809 (sra_elt_hash): Don't hash bitfld blocks.
5810 (sra_elt_eq): Skip them in parent compares as well. Handle
5812 (sra_walk_expr): Don't maintain or pass down use_all_p.
5813 (scan_use): Remove use_all parameter.
5814 (scalarize_use): Likewise. Re-expand assignment to
5815 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5816 output, and re-scalarize after output. Don't mark anything
5818 (scalarize_ldst): Adjust.
5819 (scalarize_walk_gimple_modify_statement): Likewise.
5820 (build_element_name_1): Handle BIT_FIELD_REFs.
5821 (instantiate_element): Don't warn for any element whose parent
5823 (instantiate_missing_elements_1): Return the sra_elt.
5824 (canon_type_for_field): New.
5825 (try_instantiate_multiple_fields): New.
5826 (instantiate_missing_elemnts): Use them.
5827 (mark_no_warning): Removed.
5828 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5829 (REPLDUP, sra_build_elt_assignment): New.
5830 (generate_copy_inout): Use them.
5831 (generate_element_copy): Likewise. Handle bitfld differences.
5832 (generate_element_zero): Don't recurse for blocks. Use
5833 sra_build_elt_assignment.
5834 (generate_one_element_int): Take elt instead of var. Use
5835 sra_build_elt_assignment.
5836 (generate_element_init_1): Adjust.
5837 (scalarize_use, scalarize_copy): Use REPLDUP.
5838 (scalarize_ldst): Move assert before dereference.
5839 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5841 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5843 * regmove.c: Fix unused variable warnings due to previous commit.
5845 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5847 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5848 (regmove_bb_head): Remove.
5849 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5850 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5851 problems with fixup_match_1.
5852 Don't initialize/free regmove_bb_head.
5854 (reg_is_remote_constant_p): If an insn is in the same basic block
5855 but not before INSN, consider it remote, too.
5857 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5860 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5861 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5863 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5865 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5866 (CONDITIONAL_REGISTER_USAGE): Likewise.
5868 2007-04-04 Richard Henderson <rth@redhat.com>
5870 * config/alpha/lib1funcs.asm: Remove unused file.
5872 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5875 * opts.c (print_specific_help): Fix --help=<language>
5877 (common_handle_option): Support --help=common.
5879 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5882 * gcc.c (main): Do not run the linker if
5883 print_subprocess_help indicates that it shouldn't be
5886 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5889 * doc/invoke.texi (--help=): Document <languages> value, fix
5890 formatting in tables of values.
5892 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5894 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5895 dllimport attribute of virtual methods.
5897 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5899 * config/score/crti.asm: Change _bss_start to __bss_start.
5900 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5901 (OUTGOING_REG_PARM_STACK_SPACE) update.
5902 * config/score/score.opt: add options to make backend support
5903 score5, score5u, score7 and score7d.
5904 * config/score/score.md: Likewise.
5905 * config/score/misc.md: Likewise.
5906 * config/score/mac.md: Likewise.
5907 * doc/invoke.texi: Likewise.
5908 * doc/md.texi: update constraints define.
5910 2007-04-03 Richard Henderson <rth@redhat.com>
5912 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5913 an appropriate type, use the mode instead.
5915 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5917 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5918 Set the default --with-arch setting to mips2.
5919 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5920 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5921 (MULTILIB_OSDIRNAMES): Delete.
5922 (MULTILIB_DIRNAMES): Define.
5923 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5924 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5925 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5926 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5927 VXWORKS_OS_CPP_BUILTINS.
5928 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5929 (MIPS_DEBUGGING_INFO): Undefine.
5930 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5932 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5935 * fold-const.c (native_encode_real): Encode real.c provided longs
5936 as a series of 32-bit native integers.
5937 (native_interpret_real): Interpret buffer as a series of 32-bit
5940 2007-04-03 Richard Guenther <rguenther@suse.de>
5942 * genpreds.c (write_insn_constraint_len): Write function
5943 optimized for CONSTRAINT_LEN implementation.
5944 (write_tm_preds_h): Output insn_constraint_len inline and
5945 use it for CONSTRAINT_LEN.
5946 (write_insn_preds_c): Don't output insn_constraint_len.
5947 * doc/md.texi (define_register_constraint): Document multi-letter
5948 constraints shall have the same length if they start with the same
5951 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5954 * config/i386/i386.md (isinf<mode>2): Expand only when
5955 TARGET_C99_FUNCTIONS is set.
5957 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5959 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5960 (x86_64-*-linux*): Ditto.
5961 * config/i386/i386.opt (mpc): New option.
5962 * config/i386/i386.c (overrride_options): Handle
5963 ix87_precision_string.
5964 * config/i386/crtprec.c: New file.
5965 * config/i386/t-crtpc: Ditto.
5966 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5968 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5969 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5970 crtprec32.o, crtprec64.o and crtprec80.o.
5972 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5974 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5976 2007-04-02 Eric Christopher <echristo@apple.com>
5978 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5979 limitations on darwin.
5981 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5984 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5986 2007-04-02 Dave Korn <dave.korn@artimi.com>
5988 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5990 2007-04-02 Dave Korn <dave.korn@artimi.com>
5992 * libgcc2.h (exception_descriptor): Don't forward-declare.
5993 (__get_eh_table_language, __get_eh_table_version): Delete
5994 prototypes of long-dead functions.
5996 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5998 * ebitmap.h: New file
5999 * ebitmap.c: New file
6000 * Makefile.in (ebitmap.o): New target.
6002 2007-04-01 Jan Hubicka <jh@suse.cz>
6004 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6005 before very first instruction.
6007 2007-04-01 Jan Hubicka <jh@suse.cz>
6009 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6010 waring on 64bit hosts.
6011 * bitmap.h: Fix typo in bitmap_head_def.
6013 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6015 PR rtl-optimization/31391
6016 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6017 into a DELETED_LABEL note, and the label is in an empty basic
6018 block, update BB_END as well as BB_HEAD.
6020 2007-04-01 Richard Henderson <rth@redhat.com>
6022 PR tree-optimization/31169
6023 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6024 to varying if the range is outside [0, prec-1].
6026 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6029 * config/mips/mips.md (load_const_gp): New insn.
6030 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6031 the MIPS16 GP pseudo register if no_new_pseudos.
6032 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6034 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6037 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6039 (call_value): Likewise.
6041 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6042 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6045 * doc/invoke.texi: (optimization options): Reword description
6046 of -ffast-math. Document its primary purpose.
6048 2007-03-31 Richard Guenther <rguenther@suse.de>
6050 * omp-low.c (splay-tree.h): Include.
6051 (lookup_decl): Replace splay-tree usage by pointer-map.
6052 (maybe_lookup_decl): Likewise.
6053 (new_omp_context): Likewise.
6054 (delete_omp_context): Likewise.
6055 * gimplify.c (splay-tree.h): Include.
6056 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6058 (remap_ssa_name): Likewise.
6059 (remap_decl): Likewise.
6060 (remap_type_1): Likewise.
6061 (remap_type): Likewise.
6062 (copy_body_r): Likewise.
6063 (expand_call_inline): Likewise.
6064 (clone_body): Likewise.
6065 (copy_tree_r): Likewise.
6066 (remap_save_expr): Likewise.
6067 (unsave_r): Likewise.
6068 (unsave_expr_now): Likewise.
6069 (tree_function_versioning): Likewise.
6070 (build_duplicate_type): Likewise.
6071 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6072 (struct copy_body_data): Replace splay-tree by pointer-map.
6073 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6074 not $(SPLAY_TREE_H).
6075 (gimplify.o): Depend on $(SPLAY_TREE_H).
6076 (omp-low.p): Likewise.
6078 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6080 * config/avr/predicates.md (even_register_operand,
6081 odd_register_operand): New predicates.
6082 * config/avr/avr.md (movw peephole2): New.
6083 (movw_r peephole2): New.
6085 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6087 * tree.h (get_signed_or_unsigned_type): New.
6088 * fold-const.c (operand_equal_for_comparison_p): Use
6089 get_signed_or_unsigned_type instead of
6090 lang_hooks.types.signed_or_unsigned_type.
6091 * expr.c (store_expr): Ditto.
6092 * langhooks.c (get_signed_or_unsigned_type): New.
6093 (lhd_signed_or_unsigned_type): New.
6094 * langhooks.h (lhd_signed_or_unsigned_type): New.
6095 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6097 2007-03-30 Richard Henderson <rth@redhat.com>
6099 * tree-ssa-loop-ivopts.c: Include target.h.
6100 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6101 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6102 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6103 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6105 2007-03-30 Richard Henderson <rth@redhat.com>
6106 Kai Tietz <kai.tietz@onevision.com>
6108 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6110 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6111 (TARGET_64BIT_MS_ABI): New.
6112 (DBX_REGISTER_NUMBER): Handle 64-bit.
6113 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6114 (LONG_TYPE_SIZE): Force to 32.
6115 (REG_PARM_STACK_SPACE): New.
6116 (OUTGOING_REG_PARM_STACK_SPACE): New.
6117 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6118 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6119 (STACK_BOUNDARY): Use 128 for 64-bit.
6120 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6121 Add 64-bit implementation.
6122 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6124 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6125 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6126 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6127 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6128 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6129 TARGET_64BIT_MS_ABI.
6130 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6131 (ix86_pass_by_reference): Likewise.
6132 (ix86_function_value_regno_p): Likewise.
6133 (ix86_build_builtin_va_list): Likewise.
6134 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6135 (function_arg_advance_ms_64): New.
6136 (function_arg_advance): Call it.
6137 (function_arg_ms_64): New.
6138 (function_arg): Call it.
6139 (function_value_ms_64): New.
6140 (ix86_function_value_1): Call it.
6141 (return_in_memory_ms_64): New.
6142 (ix86_return_in_memory): Call it.
6143 (setup_incoming_varargs_ms_64): New.
6144 (ix86_setup_incoming_varargs): Call it.
6145 (ix86_expand_prologue): Handle 64-bit stack probing.
6146 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6147 (output_pic_addr_const): Likewise.
6148 (x86_this_parameter): Likewise.
6149 (x86_output_mi_thunk): Likewise.
6150 (x86_function_profiler): Likewise.
6151 (TARGET_STRICT_ARGUMENT_NAMING): New.
6152 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6153 (TARGET_64BIT_MS_ABI): New.
6154 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6155 * config/i386/i386.md (allocate_stack_worker): Remove.
6156 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6157 describe the clobber of eax without a match_scratch.
6158 (allocate_stack_worker_postreload): Remove.
6159 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6160 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6161 (allocate_stack_worker_rex64_postreload): Remove.
6162 (allocate_stack): Handle 64-bit.
6163 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6164 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6165 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6166 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6167 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6168 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6169 * config.build (x86_64-*-mingw*): New host.
6170 * config.host (x86_64-*-mingw*): New host.
6171 * config.gcc (x86_64-*-mingw*): New target.
6172 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6174 2007-03-30 Richard Henderson <rth@redhat.com>
6175 Kai Tietz <kai.tietz@onevision.com>
6177 * c-pragma.c (struct def_pragma_macro_value): New.
6178 (struct def_pragma_macro): New.
6179 (pushed_macro_table): New.
6180 (dpm_hash, dpm_eq): New.
6181 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6182 (init_pragma): Install them.
6183 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6185 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6187 * config/avr/avr.c (avr_override_options): Clear
6188 'flag_delete_null_pointer_checks'.
6190 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6193 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6194 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6195 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6196 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6197 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6198 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6199 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6201 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6203 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6205 * regmove.c: Move all of pass_stack_adjustments from here...
6206 * combine-stack-adj.c: ...to this new file.
6207 * Makefile.in: Add rules for combine-stack-adj.o.
6209 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6211 PR tree-optimization/31383
6212 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6213 to have the same length.
6215 2007-03-30 Jan Hubicka <jh@suse.cz>
6218 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6219 availablility; add more sanity checking; ask varpool only about
6222 2007-03-29 Richard Henderson <rth@redhat.com>
6224 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6225 to decide, but __SIZEOF_LONG_LONG__.
6227 2007-03-29 Richard Henderson <rth@redhat.com>
6229 * emutls.c (struct __emutls_array): New.
6230 (emutls_destroy): Use it instead of casting element 0 from void*.
6231 (__emutls_get_address): Likewise.
6233 2007-03-29 Richard Henderson <rth@redhat.com>
6235 * varasm.c (initializer_constant_valid_p): Don't deny
6236 DECL_DLLIMPORT_P on functions.
6238 * config/i386/cygming.h: Remove function declarations.
6239 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6240 (ASM_OUTPUT_LABELREF): Remove.
6241 (COMMON_ASM_OP): Remove.
6242 (ASM_OUTPUT_COMMON): Remove.
6243 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6244 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6245 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6246 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6247 Rename from TARGET_ENCODE_SECTION_INFO.
6248 * config/i386/netware.h: Likewise.
6249 * config/i386/i386-protos.h: Update.
6250 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6251 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6252 (legitimate_constant_p): Reject dllimports.
6253 (dllimport_map, get_dllimport_decl): New.
6254 (legitimize_dllimport_symbol): New.
6255 (legitimize_address, ix86_expand_move): Use it.
6256 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6257 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6258 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6259 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6260 * config/i386/predicates.md (constant_call_address_operand): Only
6261 accept symbols; reject dllimport_p symbols.
6262 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6263 i386_pe_maybe_record_exported_symbol.
6264 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6265 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6266 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6267 trust the setting of DECL_DLLIMPORT_P.
6268 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6269 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6270 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6271 tidy the argument scanning loop.
6272 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6273 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6274 (i386_pe_strip_name_encoding): Remove.
6275 (i386_pe_binds_local_p): New.
6276 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6277 (i386_pe_output_labelref): Remove.
6278 (i386_pe_asm_output_aligned_decl_common): New.
6279 (i386_pe_maybe_record_exported_symbol): Rename from
6280 i386_pe_record_exported_symbol; check for dllexported symbols.
6282 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6284 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6285 add comment explaining why vsnprintf cannot be used.
6287 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6289 PR tree-optimization/30666
6290 * tree.c (build_complex_type): When creating type names for DWARF2
6291 debug info, create TYPE_DECLs for TYPE_NAME instead of
6293 (build_common_tree_nodes_2): Use build_complex_type when building
6294 predefined complex types, to preserve canonical types.
6296 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6298 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6299 (noce_get_alt_condition): Look at it to determine whether to
6300 reverse the condition or not.
6301 (noce_get_condition): Substitute the truth for lies.
6302 (noce_find_if_block): Set the then_else_reversed field.
6304 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6306 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6307 destination of this insn.
6308 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6309 than calling gen_rtx_SET directly. Use r0 to hold the value of
6310 'address + 4' rather than a stack based temporary which can be
6313 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6315 * config/s390/s390.c (s390_secondary_input_reload_class,
6316 s390_secondary_output_reload_class): Functions removed.
6317 (s390_secondary_reload): New function.
6318 (TARGET_SECONDARY_RELOAD): Target macro defined.
6319 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6320 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6321 * config/s390/s390.md ("reload_outti", "reload_outdi",
6322 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6323 "reload_out<mode>"): Expanders removed.
6324 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6325 "reload<mode>_nonoffmem_out"): Expanders added.
6327 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6329 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6330 SRC->DEST replacement failed anyway.
6332 2007-03-28 Mike Stump <mrs@apple.com>
6334 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6335 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6336 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6338 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6340 * config.gcc: Accept barcelona as a variant of amdfam10.
6341 * config/i386/i386.c (override_options): Likewise.
6342 * doc/invoke.texi: Likewise.
6344 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6346 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6347 offsets for BIT_FIELD_REF and COMPONENT_REF.
6349 2007-03-28 Richard Guenther <rguenther@suse.de>
6351 * tree.c (is_global_var): Move ...
6352 * tree-flow-inline.h (is_global_var): ... here.
6353 * tree.h (is_global_var): Remove declaration.
6355 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6357 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6359 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6360 * config/i386/i386.c (ix86_tune_features): Initialize new
6362 * config/i386/predicates.md (promotable_binary_operator): Use
6363 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6365 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6368 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6370 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6372 * config/fr30/fr30.md (movsi_internal): Change destination
6373 constraint from m to V and add m to the end.
6375 2007-03-28 Christian Bruel <christian.bruel@st.com>
6377 * config/sh/sh.md (movsi_i): Fix type attribute.
6379 2007-03-28 Christian Bruel <christian.bruel@st.com>
6381 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6382 (movsf_ie): Likewise.
6384 2007-03-28 Christian Bruel <christian.bruel@st.com>
6386 * config.gcc: Add sh4-300 to multilib.
6387 * config/sh/t-mlib-sh4-300: New file.
6389 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6391 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6392 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6394 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6395 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6396 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6397 "fixuns_trunctddi2"): Whitespace fix.
6399 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6401 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6402 the definition of struct sh_args.
6403 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6404 CALL_COOKIE_INT_REG_GET): Likewise.
6406 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6408 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6409 transformations are applied successfully.
6411 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6413 * tree.c (tree_contains_struct): Permit 512 tree codes.
6414 * tree.h (tree_contains_struct): Ditto.
6415 (MAX_TREE_CODES): Ditto.
6416 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6417 SPARE member to store remaining padding bits.
6419 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6421 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6424 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6426 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6427 * configure: Regenerate.
6429 * configure: Regenerate using the correct version of autoconf.
6431 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6433 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6435 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6436 regs to "__SP_L__" and "__SP_H__".
6438 2007-03-27 Richard Guenther <rguenther@suse.de>
6440 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6441 computations with it with a HOST_WIDE_INT variable.
6443 2007-03-26 Mike Stump <mrs@apple.com>
6445 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6446 objective-c-header, objective-c++-header and objc++-cpp-output
6448 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6450 2007-03-26 Richard Henderson <rth@redhat.com>
6453 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6454 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6455 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6456 IX86_BUILTIN_PSRLQ128): New.
6457 (ix86_init_mmx_sse_builtins): Add them.
6458 (ix86_expand_builtin): Expand them.
6459 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6460 operand 2 be TImode.
6461 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6462 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6463 _mm_srli_epi64): Mark __B const.
6464 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6465 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6466 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6467 new two-vector shift builtins.
6469 2007-03-26 Ian Lance Taylor <iant@google.com>
6471 PR tree-optimization/31345
6472 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6473 [+INF, +INF(OVF)] into VARYING.
6475 2007-03-26 Zack Weinberg <zackw@panix.com>
6477 * gengtype-parse.c: New file.
6478 * gengtype-yacc.y: Delete.
6479 * gengtype-lex.l: Don't include gengtype-yacc.h.
6480 Define YY_DECL and yyterminate appropriately for recursive
6481 descent parser. yylval is now a string out-parameter to yylex.
6482 (HWS, EOID): New shorthand.
6483 (IWORD): Add a couple more types.
6484 (yylex): Add a setup stanza. Remove the complex rules for
6485 detecting GTY'ed types and typedefs; replace with simple
6486 keyword detectors. Adjust everything for the changed
6487 definition of yylval. Ignore all pp-directives, not just #define.
6489 (parse_file): Rename yybegin; do not call yyparse.
6491 * gengtype.c (xasprintf): Export again.
6492 (this_file): New. Use everywhere __FILE__ was being used.
6493 (get_lang_bitmap): Special case types defined in gengtype.c.
6494 (do_typedef, new_structure): Suppress definition of certain types.
6495 (new_structure): Improve diagnostics of duplicate definitions.
6496 Make sure location_s is associated with input.h.
6497 (nreverse_pairs, define_location_structures): New functions.
6498 (main): Improve tagging of kludge types. Remove old kludges
6499 for input.h types; use define_location_structures.
6500 * gengtype.h: Update prototypes. Define token codes here.
6501 * Makefile.in: Remove all references to gengtype-yacc.
6502 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6504 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6505 add GTY((skip)) to the field that's only conditionally there.
6506 * doc/install.texi: Document that Bison is no longer required
6507 unless building treelang.
6509 * gengtype.c: Don't include gtyp-gen.h.
6510 (srcdir): Declare here.
6511 (base_files, lang_dir_names): Allocate dynamically.
6512 (gt_files, num_gt_files, num_lang_dirs): New globals.
6513 (measure_input_list, read_input_line, read_input_list)
6514 (set_lang_bitmap): New functions.
6515 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6516 simplify, relying on read_input_list to set up the bitmaps.
6517 (main): Arguments are no longer unused. Check for correct number
6518 of command line arguments, set srcdir and srcdir_len, then call
6519 read_input_list, before doing anything else. No need to worry
6520 about duplicates in main loop.
6521 * configure.ac: Simplify the calculation of all_gtfiles.
6522 Put language tags in there. Don't set or substitute
6523 all_gtfiles_files_langs or all_gtfiles_files_frags.
6524 * Makefile.in: Revamp the way gengtype is invoked, now that it
6525 takes a file on its command line with a much simpler format.
6526 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6527 (GTFILES): Remove duplicates and C source files.
6528 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6529 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6530 * configure: Regenerate.
6532 * gengtype.h: Remove all type definitions to gengtype.c; leave
6533 only definitions of options_p, type_p, and pair_p as opaque
6534 pointers. Update prototypes.
6535 * gengtype.c: Many type definitions moved here from gengtype.h.
6536 Consolidate type definitions at the top of the file.
6537 (xvasprintf): Delete.
6538 (xasprintf): Make static.
6539 (create_nested_pointer_option): Add 'next' parameter.
6540 (create_field_all, create_field_at): New functions.
6541 (create_field): Now a thin wrapper around create_field_all.
6542 (create_optional_field): Rename create_optional_field_ and add
6543 line argument. Original name is now a macro which supplies
6545 (oprintf): Use vsnprintf directly.
6546 (close_output_files): Use fatal rather than perror/exit.
6547 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6548 (main): Set progname. Don't use exit.
6549 * gengtype-yacc.y (struct_fields): Use create_field_at.
6550 (option, optionseqopt): Delete.
6551 (optionseq): Consolidate productions from option here so we
6552 can use the first argument to create_option.
6554 * gengtype-lex.l: Distinguish unions from structures in the
6555 token type. Don't call find_structure; return the tag as a string.
6556 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6557 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6558 Reorganize typedef_struct production accordingly.
6559 Use create_nested_ptr_option.
6560 * gengtype.c (create_nested_ptr_option): New function.
6561 * gengtype.h: Declare it.
6563 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6564 (string_type): Don't declare.
6565 (do_scalar_typedef): Declare.
6566 (create_scalar_type): Update prototype.
6567 * gengtype.c (string_type): Make static.
6568 (scalar_nonchar, scalar_char): New.
6569 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6570 (resolve_typedef): Use scalar_nonchar for error recovery.
6571 (create_scalar_type): Remove name_len field. Return scalar_char
6572 or scalar_nonchar as appropriate.
6573 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6575 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6577 (main): Initialize scalar_char and scalar_nonchar before calling
6579 * gengtype-lex.l: Adjust for removal of second argument to
6580 create_scalar_type. Use yylval.s instead of yylval.t when
6582 * gengtype-yacc.y: Type of SCALAR is string. Call
6583 create_scalar_type from type:SCALAR rule. Adjust for removal of
6584 second argument to create_scalar_type.
6586 * vec.h: Remove all #if IN_GENGTYPE blocks.
6587 Add comment saying that changes may require adjustments to gengtype.
6588 * gengtype.c: Don't include coretypes.h or tm.h.
6589 Add comment to inclusion of errors.h.
6590 (note_def_vec, note_def_vec_alloc): New functions.
6591 * gengtype.h: Declare new functions.
6592 * gengtype-lex.l: Don't include coretypes.h.
6593 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6595 (update_lineno): Remove unnecessary prototype.
6596 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6597 (VEC rule): Just return VEC_TOKEN.
6598 * gengtype-yacc.y (VEC_TOKEN): New token type.
6599 (type): Add a production for VEC(a,b).
6600 * Makefile.in: Update dependencies.
6602 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6603 typedefs that use the old PARAMS macro.
6605 * gengtype-lex.l: Remove all rules and states relating to yacc
6607 * gengtype-yacc.y: Similarly.
6608 * gengtype.c (note_yacc_type): Delete function.
6609 * gengtype.h: Update prototypes.
6611 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6613 * tree-pretty-print.c (dump_generic_node): Report precision of
6614 unnamed integer types.
6616 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6618 * ifcvt.c (noce_try_store_flag_constants): Don't check
6619 no_new_pseudos here.
6620 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6621 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6622 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6623 noce_try_sign_mask): Likewise.
6624 (if_convert): Check no_new_pseudos here.
6626 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6628 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6629 (noce_get_condition): Handle new then_else_reversed argument.
6630 (noce_init_if_info): Remove, fold into noce_find_if_block.
6631 (noce_process_if_block): Take a struct noce_if_info as the
6632 argument. Don't set up one based on ce_if_info. Update pointer
6633 references accordingly.
6634 (cond_move_process_if_block): Likewise.
6635 (process_if_block): Removed.
6636 (find_if_block): Removed. Move functionality two new functions,
6637 noce_find_if_block and cond_exec_find_if_block.
6638 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6639 blocks and the symmetric IF-ELSE-JOIN case.
6640 (cond_exec_find_if_block): Also new function mostly based on old
6641 find_if_block and process_if_block.
6642 (find_if_header): Replace find_if_block call with separately
6643 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6644 (find_cond_trap): Update noce_get_condition call.
6645 (dead_or_predicable): Likewise.
6647 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6649 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6651 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6652 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6653 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6654 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6655 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6656 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6657 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6658 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6659 __builtin_ia32_psrad128 builtins.
6661 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6663 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6664 * config/i386/constraints.md
6665 (define_constraint "I"): Use IN_RANGE macro.
6666 (define_constraint "J"): Ditto.
6667 (define_constraint "K"): Ditto.
6668 (define_constraint "M"): Ditto.
6669 (define_constraint "N"): Ditto.
6670 (define_constraint "O"): Ditto.
6671 * config/i386/predicates.md
6672 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6673 (define_predicate "const_0_to_3_operand"): Ditto.
6674 (define_predicate "const_0_to_7_operand"): Ditto.
6675 (define_predicate "const_0_to_15_operand"): Ditto.
6676 (define_predicate "const_0_to_63_operand"): Ditto.
6677 (define_predicate "const_0_to_255_operand"): Ditto.
6678 (define_predicate "const_1_to_31_operand"): Ditto.
6679 (define_predicate "const_2_to_3_operand"): Ditto.
6680 (define_predicate "const_4_to_7_operand"): Ditto.
6682 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6684 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6685 in SImode for save_world.
6686 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6689 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6691 PR tree-optimization/30784
6692 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6695 2007-03-25 Revital Eres <eres@il.ibm.com>
6697 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6698 Fold movement_possibility function into it.
6700 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6702 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6703 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6704 (call_indirect_nonlocal_darwin64): Same.
6705 (call_nonlocal_darwin64): Same.
6706 (call_value_indirect_nonlocal_darwin64): Same.
6707 (call_value_nonlocal_darwin64): Same.
6708 (sibcall_nonlocal_darwin64): Same.
6709 (sibcall_value_nonlocal_darwin64): Same.
6710 (sibcall_symbolic_64): Same.
6711 (sibcall_value_symbolic_64): Same.
6712 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6714 (rs6000_emit_load_toc_table): Same.
6715 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6716 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6722 (load_toc_v4_pic_si): Same
6723 (load_toc_v4_PIC_1): Same.
6724 (load_toc_v4_PIC_1b): Same.
6725 (call_indirect_aix{32,64}): Same.
6726 (call_value_indirect_aix{32,64}): Same.
6729 (call_local{32,64}): Same.
6730 (call_value_local{32,64}): Same.
6731 (call_indirect_nonlocal_aix{32,64}): Same.
6732 (call_nonlocal_aix{32,64}): Same.
6733 (call_value_indirect_nonlocal_aix{32,64}): Same.
6734 (call_value_nonlocal_aix{32,64}): Same.
6735 (call_indirect_nonlocal_sysv<mode>): Same.
6736 (call_nonlocal_sysv<mode>): Same.
6737 (call_value_indirect_nonlocal_sysv<mode>): Same.
6738 (call_value_nonlocal_sysv<mode>): Same.
6740 (sibcall_local{32,64}): Same.
6741 (sibcall_value_local{32,64}): Same.
6742 (sibcall_nonlocal_aix{32,64}): Same.
6743 (sibcall_value_nonlocal_aix{32,64}): Same.
6744 (sibcall_nonlocal_sysv<mode>): Same.
6745 (sibcall_value): Same.
6746 (sibcall_value_nonlocal_sysv<mode>): Same.
6748 2007-03-24 Paul Brook <paul@codesourcery.com>
6750 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6751 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6753 2007-03-24 Richard Henderson <rth@redhat.com>
6755 * config/ia64/constraints.md: New file.
6756 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6757 satisfies_constraint_?.
6758 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6759 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6760 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6761 ia64_output_mi_thunk): Likewise.
6762 (ia64_const_ok_for_letter_p): Remove.
6763 (ia64_const_double_ok_for_letter_p): Remove.
6764 (ia64_extra_constraint): Remove.
6765 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6766 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6767 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6768 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6769 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6770 EXTRA_MEMORY_CONSTRAINT): Remove.
6771 * config/ia64/ia64.md: Include constriants.md. Replace
6772 CONST_OK_FOR_? with satisfies_constraint_?.
6774 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6775 H.J. Lu <hongjiu.lu@intel.com>
6777 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6779 (name macros): Use DPD_BID_NAME to convert names properly.
6781 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6782 decimal floating point format.
6783 (init_floating_libfuncs): Change decimal functions so that they
6784 have a "bid_" prefix if the decimal system uses the BID format,
6785 and "dpd_" prefix if the decimal system uses the DPD format.
6786 (init_interclass_conv_libfuncs): Ditto.
6787 (init_intraclass_conv_libfuncs): Ditto.
6789 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6790 using the BID format.
6792 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6793 whether we are using the BID decimal format.
6794 * configure: Regenerate.
6796 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6797 the compiler has decimal floating point enabled. Define
6798 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6801 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6802 using the BID format.
6804 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6805 whether we are using the BID decimal format.
6806 * configure: Regenerate.
6808 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6809 the compiler has decimal floating point enabled. Define
6810 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6813 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6814 options, and that it is enabled for i386/x86_64 systems.
6816 * Makefile.in (enable_decimal_float): New.
6818 (DECNUMINC): Add -I$(DECNUMFMT).
6819 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6820 to $(DECNUMFMT) from $(DECNUM).
6822 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6823 Substitute enable_decimal_float.
6824 * configure: Regenerated.
6827 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6830 * configure.ac: Enable decimal float for x86_64-*-linux*.
6831 * configure: Regenerated.
6834 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6835 decimal128ClearSign to flip and clear the sign bit in decimal128.
6836 (decimal_real_maxval): Set decimal128SetSign to set the sign
6839 2007-03-23 Ian Lance Taylor <iant@google.com>
6841 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6843 2007-03-23 Ian Lance Taylor <iant@google.com>
6845 * tree-dump.c (dump_files): Correct comment.
6847 2007-03-23 Ian Lance Taylor <iant@google.com>
6849 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6851 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6853 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6854 in cfglayout mode. Don't go into and out of cfglayout mode.
6855 Link the blocks in the order of the constructed traces.
6856 (rest_of_handle_tracer): Adjust call to tracer.
6857 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6858 Don't go into cfglayout mode.
6859 (rtl_loop_done): Don't go out of cfglayout mode.
6860 * cfglayout.c (relink_block_chain): New function, split out from...
6861 (fixup_reorder_chain): ...here. Remove redundant checking.
6862 (cfg_layout_finalize): Don't clear the header, footer, and aux
6863 fields here, move the code to do so to relink_block_chain. Likewise
6864 for free_original_copy_tables.
6865 * rtl.h (tracer): Update prototype.
6866 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6867 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6868 mode. Use relink_block_chain to serialize the CFG according to the
6869 new basic block order. Move targetm.cannot_modify_jumps_p check from
6871 (gate_handle_reorder_blocks): ...to here.
6872 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6874 (gate_duplicate_computed_gotos): ...to here.
6875 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6876 something always changes when going into and out of cfglayout mode.
6877 Perform an expensive cfg cleanup while going into cfglayout mode.
6878 Always update liveness information on HAVE_conditional_execution
6879 targets. Reserialize the basic blocks and go out of cfglayout mode.
6880 * reg-stack.c: Include cfglayout.h.
6881 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6882 the call to reorder_basic_blocks.
6883 * basic-block.h (reorder_basic_blocks): Update prototype.
6884 (relink_block_chain): New prototype.
6885 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6887 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6889 * config/mips/mips.md (type, hazard, *movdi_32bit,
6890 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6891 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6892 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6893 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6894 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6896 (movcc): Change first xfer to multi.
6897 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6898 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6899 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6900 config/mips/generic.md: Change reservations using "xfer" to use
6902 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6903 using match_operand.
6904 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6905 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6907 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6909 2007-03-22 Richard Henderson <rth@redhat.com>
6911 * config/i386/i386.c: Remove unnecessary function declarations.
6912 Move targetm definition, and all related macros, to the end of
6913 the file. Resort some functions to put definitions before uses.
6914 (ix86_attribute_table): Make static. Move to end of file.
6915 (ix86_gimplify_va_arg): Make static.
6917 2007-03-22 Richard Henderson <rth@redhat.com>
6919 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6920 don't increase local_regparm with force_align_arg_pointer check.
6921 (ix86_function_sseregparm): Assert 32-bit.
6922 (type_has_variadic_args_p): New.
6923 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6924 type_has_variadic_args_p.
6925 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6926 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6927 use memset instead. Do maybe_vaarg check first; skip attribute
6928 tests if true; skip attribute tests for 64-bit.
6929 (construct_container): Remove TARGET_DEBUG_ARG.
6930 (function_arg_advance_32, function_arg_advance_64): Split out ...
6931 (function_arg_advance): ... from here.
6932 (function_arg_32, function_arg_64): Split out ...
6933 (function_arg): ... from here.
6934 (ix86_pass_by_reference): Tidy.
6935 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6936 (function_value_32): New, from parts of ix86_function_value
6937 and ix86_value_regno.
6938 (function_value_64): New, from parts of ix86_function_value
6939 and ix86_libcall_value.
6940 (ix86_function_value_1): New.
6941 (ix86_function_value, ix86_libcall_value): Use it.
6942 (return_in_memory_32, return_in_memory_64): Split out ...
6943 (ix86_return_in_memory): ... from here.
6944 (ix86_struct_value_rtx): Skip for 64-bit.
6945 (ix86_libcall_value, ix86_value_regno): Remove.
6946 (setup_incoming_varargs_64): Split out ...
6947 (ix86_setup_incoming_varargs): ... from here.
6948 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6949 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6950 * config/i386/i386-protos.h (ix86_function_value): Remove.
6951 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6953 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6956 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6957 infinities not supported, otherwise emit warning if -Woverflow. On
6958 underflow, emit warning if -Woverflow.
6959 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6961 * real.h (real_from_string): Update declaration
6963 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6964 Richard Henderson <rth@redhat.com>
6966 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6967 * calls.c (compute_argument_block_size, expand_call,
6968 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6969 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6970 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6971 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6972 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6973 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6974 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6975 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6978 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6980 * c-incpath.c (add_sysroot_to_chain): New.
6981 (merge_include_chains): Add sysroot argument. Call
6982 add_sysroot_to_chain if sysrooted.
6983 (register_include_chains): Update call to merge_include_chains.
6984 * doc/cppopts.texi: Document use of '=' in include directory
6987 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6990 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6991 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6992 insn pattern using X87MODEF12 mode macro.
6994 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6996 * regmove.c (regmove_optimize): Use reg_mentioned_p
6997 instead of reg_overlap_mentioned_p for DST.
6999 2007-03-21 Mike Stump <mrs@apple.com>
7001 * c.opt: Fixup for Objective-C/C++.
7003 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7005 * explow.c (convert_memory_address): Fold memory reference when
7006 POINTERS_EXTEND_UNSIGNED < 0
7008 2007-03-21 Richard Henderson <rth@redhat.com>
7011 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7012 * config/i386/mmintrin.h (__m64): Likewise.
7013 * config/i386/xmmintrin.h (__m128): Likewise.
7015 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7017 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7018 (VXWORKS_OS_CPP_BUILTINS): Define.
7019 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7020 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7022 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7024 * rtl.h (constant_pool_reference_p): Delete.
7025 (find_constant_src): Declare.
7026 * rtlanal.c (find_constant_src): New function.
7027 * simplify-rtx.c (constant_pool_reference_p): Delete.
7028 * config/i386/i386.md: Use find_constant_src instead of
7029 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7031 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7033 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7034 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7036 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7038 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7039 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7040 (arm_elf_asm_constructor): Use it.
7041 (arm_elf_asm_destructor): New function.
7043 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7045 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7047 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7049 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7051 2007-03-19 Andrew Haley <aph@redhat.com>
7053 PR tree-optimization/31264
7054 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7057 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7059 PR rtl-optimization/30907
7060 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7061 (fwprop_init): Always call loop_optimizer_initialize.
7062 (fwprop_done): Always call loop_optimizer_finalize.
7063 (fwprop): We always have loop info now.
7064 (gate_fwprop_addr): Remove.
7065 (pass_fwprop_addr): Use gate_fwprop as gate.
7067 PR rtl-optimization/30841
7068 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7069 df_chain_alloc): Call df_reorganize_refs unconditionally.
7070 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7071 refs_organized to refs_organized_size.
7072 (df_ref_create_structure): Use refs_organized_size instead of
7073 bitmap_size if refs had been organized, and keep refs_organized_size
7075 * df.h (struct df_ref_info): Change refs_organized to
7076 refs_organized_size.
7077 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7080 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7082 * except.c (output_function_exception_table): Do not reference the
7083 EH personality routine for functions that do not require an
7086 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7089 * c-typeck.c (convert_for_assignment): Call comptypes for
7090 RECORD_TYPE or UNION_TYPE.
7093 * reload1.c (reload): Do invalid ASM checking after
7094 cleanup_subreg_operands.
7096 2007-03-19 Jeff Law <law@redhat.com>
7098 * tree-cfg.c (find_taken_edge): Tighten conditions for
7099 optimizing computed gotos.
7101 2007-03-19 Michael Matz <matz@suse.de>
7103 * builtins.c (expand_builtin_sync_operation,
7104 expand_builtin_compare_and_swap,
7105 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7108 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7109 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7112 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7114 * doc/tm.texi: Add brackets around the return type of
7115 TARGET_SECONDARY_RELOAD.
7117 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7118 Richard Guenther <rguenther@suse.de>
7120 PR tree-optimization/31254
7121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7122 Use handled_component_p () where appropriate. Continue
7123 propagating into the rhs if we propagated into an INDIRECT_REF
7126 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7128 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7129 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7130 (xde, xdee): Mode attributes adjusted to support DFP modes.
7131 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7132 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7133 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7134 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7135 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7136 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7137 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7139 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7140 "movsf"): Insn definitions removed.
7141 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7142 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7143 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7145 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7146 "reload_in<mode>", "reload_out<mode>"): Expander added.
7147 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7150 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7152 * config/s390/s390.md: Only non-functional changes. Renamed
7153 FPR mode macro to BFP all over the file.
7155 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7157 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7158 (op_type attribute): RRF instruction type added.
7159 (fT0): New mode attribute.
7160 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7161 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7162 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7163 no secondary memory is needed when moving DFmode values between GPRs
7166 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7168 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7169 inverted and documentation adjusted.
7170 ("mhard-dfp", "msoft-dfp"): New options.
7171 * config/s390/s390.c (s390_handle_arch_option): New architecture
7173 (override_options): Sanity checks for the new options added.
7174 * config.gcc: New architecture switch: z9-ec.
7175 * config/s390/s390.h (processor_flags): PF_DFP added.
7176 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7177 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7178 when the bit is NOT set so remove it from the defaults.
7180 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7182 * genemit.c (main): Print include statement for dfp.h.
7183 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7186 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7188 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7190 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7193 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7196 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7198 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7199 attr_length_call, output_call, output_indirect_call): Cleanup
7200 formatting of targetm calls.
7202 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7204 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7206 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7208 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7209 reservation, bypass and anti-bypass descriptions for these instructions.
7210 Update move patterns.
7211 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7214 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7216 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7217 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7218 (get_initial_def_for_reduction): Likewise.
7220 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7222 Fix PR tree-optimization/29922
7223 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7224 (get_representative): Removed.
7225 (value_dies_in_block_x): Update for rvuse removal.
7226 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7227 (compute_antic_aux): Handle when PHI nodes appear in
7228 non-single-successors.
7229 (dump_bitmap_of_names): Removed.
7230 (compute_antic_safe): Renamed and removed rvuse calculation.
7231 Calculate only antic safe.
7232 (insert_into_preds_of_block): Remove assert.
7233 (execute_pre): Update for renamed functions.
7234 (defer_or_phi_translate_block): New function.
7236 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7238 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7239 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7241 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7242 Follow spelling conventions.
7244 * tree-data-ref.h: Remove the prototype for analyze_array.
7246 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7248 PR tree-optimization/31041
7249 * tree-vect-transform.c (get_initial_def_for_induction): Call
7250 force_gimple_operand.
7252 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7254 * ipa-type-escape.c (look_for_casts) : Revert code to use
7255 handled_component_p due to ada test a-numaux.adb.
7257 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7259 * final.c (final_scan_insn): Alter the condition of a
7260 conditional trap if we have nonstandard CC.
7262 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7264 * configure.ac: Remove excess quoting from asm line 0 test.
7265 * configure: Rebuilt.
7267 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7269 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7270 * c-common.c (convert_and_check): Move warning logic to...
7271 (warnings_for_convert_and_check): ...here. Define.
7272 * c-common.h (warnings_for_convert_and_check): Declare.
7274 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7276 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7277 (output_call): Likewise.
7279 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7281 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7283 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7285 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7287 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7290 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7292 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7294 PR tree-optimization/31183
7295 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7296 Use double_int instead of unsigned int for representing access_strides.
7297 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7299 2007-03-16 Richard Guenther <rguenther@suse.de>
7301 PR tree-optimization/31146
7302 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7303 to allow recursion of forward_propagate_addr_expr.
7304 (forward_propagate_addr_into_variable_array_index): Likewise.
7305 (forward_propagate_addr_expr): Likewise.
7306 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7307 (forward_propagate_addr_expr_1): Recurse on simple copies
7308 instead of propagating into them. Do so for useless conversions
7310 (forward_propagate_addr_expr): Clean up unused statements after
7313 2007-03-16 Richard Guenther <rguenther@suse.de>
7315 * builtins.c (expand_builtin_cexpi): Use the right argument
7316 for the expansion via cexp.
7318 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7320 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7321 * configure: Rebuilt.
7323 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7326 * dwarf2out.c (force_type_die): Adjust comment.
7327 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7329 2007-03-15 DJ Delorie <dj@redhat.com>
7331 * config/frv/predicates.md (minmax_operator): Don't check operands
7334 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7336 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7337 Update constant estimates of number of iterations.
7338 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7339 argument renamed to "realistic".
7340 (compute_estimated_nb_iterations): Removed.
7341 (record_niter_bound): New function.
7342 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7343 call record_nonwrapping_iv with upper = false.
7344 (infer_loop_bounds_from_signedness): Pass upper argument to
7345 record_nonwrapping_iv.
7346 (estimate_numbers_of_iterations_loop): Do not call
7347 compute_estimated_nb_iterations. Record estimate based on profile
7348 information. Initialize the constant estimates of number of
7350 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7352 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7353 number of iterations is too small.
7354 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7355 (EST_NOT_AVAILABLE): Removed.
7356 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7357 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7360 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7362 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7363 Handle NE_EXPR guards.
7365 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7368 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7369 Set also -pedantic-errors by default for the preprocessor unless
7370 -fpermissive is given.
7372 2007-03-15 Richard Guenther <rguenther@suse.de>
7376 * builtins.c (expand_builtin_cexpi): As a fallback if we
7377 don't have builtins for sincos or cexp create a function
7378 declaration for cexp and expand to a call to that.
7379 (expand_builtin_int_roundingfn): Always fall
7380 back to floor/ceil and its variants even if they may be
7383 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7386 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7387 jump tables, move the call to delete_dead_jumptables from here...
7388 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7389 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7390 don't allow merging of blocks that try_redirect_by_replacing_jump
7391 also does not handle when not optimizing.
7393 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7394 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7396 * config/i386/i386.md (x86_sahf_1): Correctly handle
7399 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7402 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7403 x86_64_general_operand as operand[2] predicate. Remove "iF"
7404 from operand constraints and use "e" constraint instead.
7405 (*subti3_1, *subti3_1 splitter): Ditto.
7406 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7407 operand[1] predicate.
7409 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7411 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7412 arrays, multiply the access strides by the size of the sub-array.
7413 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7415 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7417 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7418 the configured assembler supports the sahf mnemonic.
7419 * configure: Regenerate.
7420 * config.in: Regenerate.
7422 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7423 emit "sahf" or ".byte\t0x9e" as asm template.
7425 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7428 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7429 option to replace hard coded TARGET_xxx in md file.
7430 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7431 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7432 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7433 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7434 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7435 (X86_TUNE_NOT_VECTORMODE): Ditto.
7436 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7437 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7438 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7439 (TUNE_SLOW_IMUL_IMM8): Ditto.
7440 (TUNE_MOVE_M1_VIA_OR): Ditto.
7441 (TUNE_NOT_UNPAIRABLE): Ditto.
7442 (TUNE_NOT_VECTORMODE): Ditto.
7444 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7447 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7448 tuning options instead of hard coded TARGET_xxx.
7449 (fix ssemode peephole2's): Ditto.
7450 (imul peephole2's): Ditto.
7452 (movdi_or_rex64): Ditto.
7453 (move peephole2): Ditto.
7454 (not peephole2's): Ditto.
7456 2007-03-14 Dirk Mueller <dmueller@suse.de>
7458 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7459 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7460 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7462 * c-parser.c (c_parser_do_statement): Warn about empty body in
7464 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7465 * doc/invoke.texi (-Wempty-body): Update documentation.
7467 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7470 * c-common.h (warn_for_div_by_zero): Declare.
7471 * c-common.c (warn_for_div_by_zero): Define.
7472 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7475 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7477 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7478 to PREFIX and STANDARD_PREFIX.
7480 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7481 Phil Edwards <phil@codesourcery.com>
7483 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7484 (__gthread_once_t): Remove busy field for RTPs.
7485 (__GTHREAD_ONCE_INIT): Update accordingly.
7487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7489 * doc/invoke.texi: Document VxWorks options.
7491 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7493 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7495 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7497 PR tree-optimization/30590
7498 * tree-nrv.c (tree_nrv): Check for the partial update of the
7501 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7503 * flags.h (flag_random_seed): Remove declaration, in favor of...
7504 * toplev.h (get_random_seed, set_random_seed): ... these.
7505 * tree.c (get_file_function_name): Use the former.
7506 * opts.c (common_handle_option): Use the latter.
7509 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7512 * cse.c (cse_find_path): Do not bail out if a basic block that
7513 we already visited now becomes part of a path that starts at a
7514 different basic block. Just disallow this, to make sure we
7515 visit each basic block at most once.
7517 2007-03-13 Jan Hubicka <jh@suse.cz>
7519 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7520 when profile esitmate is present, calls with very low frequency are
7523 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7525 PR tree-optimization/30730
7526 PR tree-optimization/26900
7527 * tree-ssa-loop-niter.c: Include gmp.h.
7529 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7530 split_to_var_and_offset, determine_value_range,
7531 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7532 bound_difference, bounds_add, bounds_negate,
7533 number_of_iterations_ne_max, dump_affine_iv): New functions.
7534 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7535 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7536 difference of initial and final value of control iv to validate
7538 (number_of_iterations_cond): Add loop parameter. Determine bounds
7539 on the difference of the extremes of the control iv. Add dumps.
7540 (expand_simple_operations): Handle phi nodes.
7541 (simplify_using_initial_conditions): Do not record used conditions.
7542 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7543 Do not set additional_info.
7544 (implies_nonnegative_p, implies_ge_p): Removed.
7545 (derive_constant_upper_bound): Do not use parameter `additional'.
7546 (record_estimate): Parameter `additional' removed. Parameter
7547 `i_bound' added. Do not call derive_constant_upper_bound.
7548 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7549 bound the number of iterations estimate.
7550 (estimate_numbers_of_iterations_loop): Pass the estimate from
7551 the number of iterations analysis to record_estimate.
7552 * tree.h (multiple_of_p): Declare.
7553 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7554 (scev_const_prop): Do not check expression_expensive_p.
7555 * fold-const.c (multiple_of_p): Exported.
7556 * double-int.c (double_int_mask): Exported.
7557 * double-int.h (double_int_mask): Declare.
7558 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7559 field. Added max field.
7561 2007-03-13 David Taylor <taylor@candd.org>
7564 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7567 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7570 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7571 two unamed patterns.
7573 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7575 * config/i386/i386.opt (mcx16, msahf): New options.
7576 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7577 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7579 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7580 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7581 Output -mcx16 and -msahf options when corresponding bit is set.
7583 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7586 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7588 * configure.ac: Test for assembler tolerance to # 0 "".
7589 * configure, config.in: Rebuilt.
7590 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7592 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7594 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7596 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7597 (handle_syscall): Handle direct system calls.
7598 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7600 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7602 * doc/invoke.texi: Fix cpp.info cross-reference.
7603 * doc/passes.texi: Fix gcc.info cross-reference.
7605 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7607 PR tree-optimization/30835
7608 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7609 bb_for_stmt is not NULL before accessing it.
7611 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7613 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7616 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7619 * doc/install.texi: Document --enable-stage1-languages
7621 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7623 * tree-pass.h (pass_into_cfg_layout_mode,
7624 pass_outof_cfg_layout_mode): Declare.
7625 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7626 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7627 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7628 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7630 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7632 * c-decl.c (warn_variable_length_array): New function.
7633 Refactored from grokdeclarator to handle warn_vla
7634 and handle unnamed array case.
7635 (grokdeclarator): Refactored VLA warning case.
7636 * c.opt (Wvla): New flag.
7637 * doc/invoke.texi (Wvla): New warning.
7639 2007-03-12 Richard Henderson <rth@redhat.com>
7641 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7642 (TARGET_SECTION_TYPE_FLAGS): New.
7644 2007-03-12 Richard Henderson <rth@redhat.com>
7646 * config/darwin.c (machopic_reloc_rw_mask): New.
7647 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7648 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7650 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7652 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7653 * cppdefault.h (cpp_PREFIX): Document.
7654 (cpp_PREFIX_len): Likewise.
7655 (cpp_EXEC_PREFIX): New variable.
7656 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7657 * c-incpath.c (add_standard_paths): Correct logic for relocating
7658 paths within prefix.
7660 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7663 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7665 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7666 fix_truncdfdi_sse using SSEMODEF mode macro.
7667 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7668 fix_truncdfsi_sse using SSEMODEF mode macro.
7669 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7670 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7672 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7674 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7677 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7679 * tree.h : Add multiple_of_p declaration.
7680 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7681 * ipa-type-escape.c (results_of_malloc): Redundant.
7682 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7683 (cast_type): Extended with new members.
7684 (check_cast): Returns cast_type.
7685 (cast): New structure for data of walk_use_def_chains.
7686 (is_malloc_result, is_cast_from_non_pointer_1,
7687 is_cast_from_non_pointer,
7688 is_array_access_through_pointer_and_index): New functions.
7689 (look_for_casts): Returns cast types.
7690 (check_call): Returns void.
7691 (okay_pointer_operation): Use support of pointer plus index,
7692 pointer plus constant and allow all multiplications.
7694 2007-03-11 Richard Guenther <rguenther@suse.de>
7696 PR tree-optimization/31115
7697 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7698 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7699 A shift count of zero is not special as with *_DIV_EXPR.
7700 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7703 2007-03-11 Ian Lance Taylor <iant@google.com>
7705 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7706 the *_DIV_EXPR codes correctly with overflow infinities.
7708 2007-03-11 Ira Rosen <irar@il.ibm.com>
7710 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7711 indicate success/failure of the analysis. Add negation to subtrahend
7712 in case of subtraction. Fail if both operands contain constants.
7713 (create_data_ref): Fail if analyze_offset fails.
7715 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/i386.md (frndintxf2): Rename to ...
7718 (rintxf2): ... this. Remove expander having same name.
7719 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7720 (roundsf2, rounddf2): Ditto.
7721 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7722 (lround<mode>di2, lround<mode>si2): Ditto.
7724 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7726 * lower-subreg.c: Include except.h.
7727 (decompose_multiword_subregs): Verify that the only control flow
7728 insns we can split are loads to multi-words pseudos.
7729 Handle breaking such blocks after splitting, instead of calling
7730 find_many_sub_basic_blocks.
7732 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7733 on the new basic block. Add a lengthy comment explaining why we
7734 thought this was necessary.
7735 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7737 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7740 * tree.c (walk_type_fields): Recurse into the element type of
7741 ARRAY_TYPEs if there is a pointer set.
7743 2007-03-10 Dirk Mueller <dmueller@suse.de>
7745 * c-common.c (warn_logical_operator): Fix condition.
7747 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7749 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7751 * config/darwin.c (machopic_select_section): Remove superfluous
7752 argument in call to categorize_decl_for_section. Remove unused
7755 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7757 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7759 * configure: Regenerate.
7761 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7764 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7765 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7766 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7767 Add LABEL_NUSES to emitted label.
7768 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7769 branch probability value to emitted jump insn.
7770 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7771 Do not check life information and do not re-arrange input operands
7772 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7774 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7776 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7777 the change of decode_asm_operands.
7779 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7781 * mode-switching.c (create_pre_exit): Skip blockage insn.
7783 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7785 * tree-pass.h (TODO_update_smt_usage): Remove.
7787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7791 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7793 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7794 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7795 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7798 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7800 * gcc.c: Document %{, in big comment at top.
7801 (input_suffix_matches): Remove special handling for .s and
7803 (input_spec_matches): New.
7804 (handle_braces): Handle %{,.
7805 (validate_switches): ',' indicates a value which is not a switch.
7806 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7807 to detect assembler input.
7808 * config/i386/sol2.h (CPP_SPEC): Likewise.
7809 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7810 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7811 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7812 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7813 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7814 -m64 causes deployment target to default to 10.5.
7815 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7817 2007-03-09 Richard Henderson <rth@redhat.com>
7820 * target.h (targetm.asm.out.reloc_rw_mask): New.
7821 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7822 (TARGET_ASM_OUT): Use it.
7823 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7824 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7825 use the new reloc_rw_mask target hook instead.
7826 (default_section_type_flags_1): Merge into...
7827 (default_section_type_flags): ... here.
7828 (decl_readonly_section_1): Merge into...
7829 (decl_readonly_section): ... here.
7830 (default_elf_select_section_1): Merge into...
7831 (default_elf_select_section): ... here.
7832 (default_unique_section_1): Merge into...
7833 (default_unique_section): ... here.
7834 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7835 (default_select_rtx_section): Use it.
7836 (default_elf_select_rtx_section): Likewise.
7837 * output.h: Update to match.
7838 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7839 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7840 (TARGET_ASM_RELOC_RW_MASK): New.
7841 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7842 to categorize_decl_for_section.
7843 (x86_64_elf_unique_section): Likewise.
7844 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7845 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7846 (TARGET_ASM_RELOC_RW_MASK): New.
7847 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7848 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7849 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7850 (TARGET_RWRELOC): Remove.
7851 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7852 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7853 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7854 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7855 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7856 (rs6000_xcoff_select_section): Use decl_readonly_section.
7857 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7858 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7859 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7860 (TARGET_SECTION_TYPE_FLAGS): Remove.
7861 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7863 2007-03-09 Roger Sayle <roger@eyesopen.com>
7865 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7866 complex constant equality/inequality comparisons for here.
7867 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7868 known at compile-time or can be simplified to a scalar comparison.
7869 (fold_relational_const): Move compile-time evaluation of complex
7870 constant equality/inequality comparisons to here.
7872 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7874 PR rtl-optimization/30643
7875 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7877 (fold_rtx): Recurse, like before 2006-11-03.
7879 2007-03-09 DJ Delorie <dj@redhat.com>
7881 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7884 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7886 PR tree-optimization/30375
7887 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7888 LHS of statements is not the same.
7889 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7891 2007-03-09 Chao-ying Fu <fu@mips.com>
7893 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7895 * doc/invoke.texi (-mdspr2): Document new option.
7896 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7897 New unspec for DSP REV 2.
7898 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7899 these instructions are extended in DSP REV 2.
7900 (mips-dspr2.md): Include.
7901 * config/mips/mips.opt (mdspr2): New option.
7902 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7903 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7904 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7905 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7906 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7907 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7908 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7910 (bdesc_map): Add one field of unsupported_target_flags.
7911 (bdesc_arrays): Update entries to have extra fields. Add
7913 (mips_init_builtins): Initialize new function types.
7914 Check unsupported_target_fileds to filter out builtins.
7915 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7917 (ASM_SPEC): Pass mdspr2 to the assembler.
7918 * config/mips/mips-dspr2.md: New file.
7920 2007-03-09 Sa Liu <saliu@de.ibm.com>
7922 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7924 2007-03-09 Ian Lance Taylor <iant@google.com>
7926 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7927 argument) like -Wstrict-overflow=2.
7928 * doc/invoke.texi (Warning Options): Update documentation.
7930 2007-03-09 Dirk Mueller <dmueller@suse.de>
7933 * doc/invoke.texi (-Wlogical-op): Document.
7934 * common.opt (-Wlogical-op): New.
7935 * c-common.h (warn_logical_operator): Declare.
7936 * c-common.c (warn_logical_operator): Define.
7937 * c-typeck.c (parser_build_binary_op): Call
7938 warn_logical_operator.
7940 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7942 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7943 * final.c (final_scan_insn): Test for non-"" file name.
7945 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7947 * doc/loop.texi: Document the Omega linear constraints solver.
7948 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7949 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7950 omega-hash-table-size, omega-max-keys, and
7951 omega-eliminate-redundant-constraints.
7952 * tree-pass.h (pass_check_data_deps): Declared.
7955 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7956 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7957 pass_check_data_deps): New.
7958 * tree-data-ref.c (init_data_ref): Remove declaration.
7959 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7960 (analyze_array): Renamed init_array_ref, move up initializations.
7961 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7962 Removed arguments that are set to NULL.
7963 (analyze_indirect_ref): Correct indentation, correct call to
7965 (object_analysis): Call init_array_ref instead of analyze_array.
7966 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7967 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7968 of DR_ACCESS_FNS_ADDR.
7969 (init_omega_eq_with_af, omega_extract_distance_vectors,
7970 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7971 ddr_consistent_p): New.
7972 (compute_affine_dependence): Check consistency of ddrs when
7973 flag_check_data_deps is passed.
7974 (analyze_all_data_dependences): Uncomment.
7975 (tree_check_data_deps): New.
7976 * tree-data-ref.h: Include omega.h.
7977 (DR_ACCESS_FNS_ADDR): Removed.
7978 (data_dependence_relation): Add inner_loop.
7979 (DDR_INNER_LOOP): New.
7980 * common.opt (fcheck-data-deps): New.
7981 * tree-flow.h (tree_check_data_deps): Declare.
7982 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7983 (OBJS-common): Depend on omega.o.
7985 * passes.c (pass_check_data_deps): Scheduled.
7986 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7987 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7988 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7989 PARAM_VECT_MAX_VERSION_CHECKS,
7990 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7992 2007-03-09 Richard Guenther <rguenther@suse.de>
7994 PR tree-optimization/30904
7996 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7997 the same way as *_DIV_EXPR.
7999 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8001 * recog.c (decode_asm_operands): No mixed declarations and code.
8003 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8005 * rtl.def (ASM_INPUT): Add location.
8006 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8007 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8008 (decode_asm_operands): Add loc operand.
8009 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8010 * stmt.c (expand_asm): Rename to...
8011 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8012 gen_rtx_ASM_INPUT_loc.
8013 (expand_asm_expr): Adjust.
8014 * recog.c (decode_asm_operands): Add loc operand.
8015 (check_asm_operands, extract_insn): Adjust.
8016 * reload1.c (maybe_fix_stack_asms): Likewise.
8017 * final.c (asm_insn_count): Likewise.
8018 (final_scan_insn): Output # line before and after asm.
8020 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8022 * tree-ssa-structalias.c (variable_info): Remove
8024 (new_var_info): Ditto.
8025 (shared_bitmap_info_t): New structure.
8026 (shared_bitmap_table): New variable.
8027 (shared_bitmap_hash): New function.
8028 (shared_bitmap_eq): Ditto
8029 (shared_bitmap_lookup): Ditto.
8030 (shared_bitmap_add): Ditto.
8031 (merge_smts_into): Change to take bitmap directly.
8032 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8033 (init_alias_vars): Init shared bitmap hashtable.
8034 (delete_points_to_sets): Delete shared bitmap hashtable.
8035 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8036 is_aliased removal as a change that was still necessary was
8039 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8041 * config/i386/i386.h (override_options): Conditionally disable
8042 x86_sahf for 64bit targets only.
8044 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8047 * c-decl.c (merge_decls): Don't call make_var_volatile.
8048 * varasm.c (make_var_volatile): Remove.
8049 * output.h (make_var_volatile): Remove.
8051 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8053 PR tree-optimization/31085
8054 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8056 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8058 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8059 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8060 ATTR_CONST_NOTHROW_LIST.
8062 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8065 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8067 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8069 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8072 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8074 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8075 passed, use shared libgcc.
8077 2007-03-08 Roger Sayle <roger@eyesopen.com>
8079 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8080 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8081 (honor_protect_cleanup_actions, lower_try_finally_switch):
8083 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8084 ifc_temp_var): Likewise.
8085 * tree-inline.c (setup_one_parameter): Likewise.
8086 * tree-mudflap.c (mf_decl_cache_locals,
8087 mf_build_check_statement_for): Likewise.
8088 * tree-nested.c (init_tmp_var, save_tmp_var,
8089 finalize_nesting_tree_1): Likewise.
8090 * tree-outof-ssa.c (insert_copy_on_edge,
8091 insert_backedge_copies): Likewise.
8092 * tree-profile.c (tree_gen_edge_profiler,
8093 tree_gen_ic_profiler): Likewise.
8094 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8095 * tree-sra.c (sra_build_assignment): Likewise.
8096 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8097 * tree-ssa-math-opts.c (insert_reciprocals,
8098 execute_cse_sincos_1): Likewise.
8099 * tree-tailcall.c (adjust_accumulator_values,
8100 adjust_return_value): Likewise.
8101 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8102 * tree-vect-transform.c (vect_create_data_ref_ptr,
8103 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8104 vect_create_epilog_for_reduction, vectorizable_reduction,
8105 vectorizable_call, vectorizable_conversion,
8106 vectorizable_assignment, vectorizable_operation,
8107 vectorizable_type_demotion, vect_gen_widened_results_half,
8108 vect_permute_store_chain, vectorizable_store,
8109 vect_setup_realignment, vect_permute_load_chain,
8110 vectorizable_load, vectorizable_condition,
8111 vect_create_cond_for_align_checks): Likewise.
8112 * tree-vrp.c (build_assert_expr_for): Likewise.
8114 2007-03-08 Ian Lance Taylor <iant@google.com>
8116 * tree-vrp.c: Include "intl.h".
8117 (usable_range_p): New static function.
8118 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8119 overflowed values, juts set *strict_overflow_p.
8120 (compare_values): Only return -2 if one of the operands is not a
8122 (compare_ranges): Call usable_range_p.
8123 (compare_range_with_value): Likewise.
8124 (vrp_evaluate_conditional_warnv): Rename from
8125 vrp_evaluate_conditional. Make static. Change all callers.
8126 (vrp_evaluate_conditional): New function.
8127 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8129 (simplify_abs_using_ranges): Likewise.
8130 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8131 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8132 within_stmt parameter.
8133 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8134 vrp_evaluate_conditional.
8135 * tree-ssa-threadedge.c
8136 (record_temporary_equivalences_from_stmts_at_dest): Change
8137 simplify parameter to take a second tree parameter.
8138 (simplify_control_stmt_condition): Likewise.
8139 (thread_across_edge): Likewise.
8140 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8141 (thread_across_edge): Likewise.
8142 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8144 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8146 * config/i386/i386.h (TARGET_SAHF): New define.
8147 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8148 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8149 (x86_sahf): New global variable.
8150 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8151 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8152 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8153 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8155 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8156 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8157 when expanding fcomi/sahf based tests.
8158 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8159 expanding sahf based alternative. Emit sahf based sequence when
8160 optimizing for code size.
8161 * config/i386/i386.md (x86_sahf_1): Do not disable for
8162 TARGET_64BIT, enable for TARGET_SAHF.
8164 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8166 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8167 spurious whitespace from error message.
8169 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8172 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8174 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8176 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8178 * tree-sra.c (instantiate_element): Propagate disabled warnings
8179 from the element itself to the created variable.
8181 2007-03-07 Richard Henderson <rth@redhat.com>
8184 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8185 silently fix up the stack in the case of a missing register.
8187 2007-03-07 Paul Brook <paul@codesourcery.com>
8189 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8191 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8193 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8195 (phase1_vrs): Use them.
8196 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8197 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8198 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8199 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8200 __gnu_Unwind_Restore_WMMXC if required.
8201 (_Unwind_VRS_Pop): Implement iWMMXt support.
8202 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8203 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8204 gnu_Unwind_Save_WMMXC): Define.
8206 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8208 * config/vxworks.h (vxworks_override_options): Declare.
8209 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8210 * config/vxworks.c: Include target.h and toplev.h.
8211 (vxworks_override_options): New function.
8212 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8214 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8216 * config/s390/s390.c (override_options): Don't emit an error when
8217 -mstack-size is used without providing -mstack-guard.
8218 (s390_emit_prologue): Choose stack_guard value automatically if not
8219 provided via command line.
8220 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8222 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8224 * config/i386/i386.c (output_set_got): Add a GOT initialization
8225 sequence for VxWorks PIC.
8226 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8227 around labels as well as symbols. Use gotoff_operand instead
8228 of local_symbolic_operand.
8229 (legitimize_pic_address): Use gotoff_operand instead of
8230 local_symbolic_operand. Use @GOT accesses for labels as
8232 (ix86_output_addr_diff_elt): Use PC-relative rather than
8233 GP-relative offsets for VxWorks PIC.
8234 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8235 no_new_pseudos. Check whether the returned register is op0.
8236 * config/i386/i386.md (tablejump): Use PC-relative rather than
8237 GP-relative offsets for VxWorks PIC.
8238 * config/i386/predicates.md (gotoff_operand): New predicate.
8240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8242 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8244 * config/vxworks-dummy.h: New file.
8245 * config/i386/i386.h: Include it.
8247 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8249 * dwarf2out.c (is_inlined_entry_point): New
8250 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8251 DW_AT_ranges if the first subblock is the entry point.
8253 2007-03-06 David Daney <ddaney@avtrex.com>
8255 * doc/install.texi (mips-*-*): Change recommended binutils
8258 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8260 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8261 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8263 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8264 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8266 2007-03-06 Jan Hubicka <jh@suse.cz>
8268 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8269 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8271 (probably_cold_bb_p): Cold functions are cold.
8272 (probably_never_executed_bb_p): Cold functions are cold.
8273 (tree_bb_level_predictions): Predict calls to cold functions as not
8275 (compute_function_frequency): Check hot/cold attributes.
8276 * function.h (function_frequency): Update comments.
8277 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8278 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8279 (c_common_att): Add cold and hot.
8281 * doc/extend.texi (hot,cold attributes): Document.
8283 2007-03-06 Andrew Haley <aph@redhat.com>
8285 * function.c (expand_function_end): Move blockage to just after we
8286 emit the label for the naked return from the function.
8288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8290 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8293 2007-03-06 Jan Hubicka <jh@suse.cz>
8295 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8296 loaded for constant large models. Non-large 64bit PIC can do.
8297 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8298 * cmodel.h: Add LARGE PIC.
8299 * i386.md (UNSPEC_PLTOFF): New.
8300 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8302 (*call_1_rex64): Disable for large models.
8303 (*call_1_rex64_large): New.
8304 (*call_value_1_rex64): Disable for large models.
8305 (*call_value_1_rex64_large): New.
8306 (set_rip_rex4): New.
8307 (set_got_offset_rex64): New.
8308 * predicates.md (constant_call_address_operand): For large model
8309 constant calls are not possible.
8310 * i386-protos.h (construct_plt_address): Declare.
8311 * i386.c (override_options): Accept large models.
8312 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8313 (legitimate_constant_p): Add new UNSPECs.
8314 (legitimate_pic_operand_p): Likewise.
8315 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8316 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8318 (output_pic_addr_const): Add PLTOFF.
8319 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8320 (ix86_expand_move): Legitimize pic address when in PIC mode.
8321 (construct_plt_address): New function.
8322 (ix86_expand_call): Offload the address to register and use GOT pointer
8324 * invoke.texi (mcmodel=large): Update documentation.
8326 2007-03-06 Richard Henderson <rth@redhat.com>
8328 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8329 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8330 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8331 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8332 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8333 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8334 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8335 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8336 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8337 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8338 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8339 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8340 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8341 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8342 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8343 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8344 x86_schedule, x86_use_bt, x86_pad_returns,
8345 x86_use_xchgb): Merge into ...
8346 (ix86_tune_features): ... here. New array.
8347 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8348 x86_bswap): Merge into ...
8349 (ix86_arch_features): ... here. New array.
8350 (x86_3dnow_a): Remove.
8351 (x86_accumulate_outgoing_args): Make static.
8352 (x86_arch_always_fancy_math_387): Make static.
8353 (ix86_tune_mask, ix86_arch_mask): Move ...
8354 (override_options): ... to local variables here. Apply the
8355 appropriate mask to each element of ix86_arch_features and
8356 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8357 as were done in the old macros.
8358 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8359 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8360 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8361 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8362 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8363 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8364 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8365 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8366 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8367 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8368 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8369 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8370 x86_accumulate_outgoing_args, x86_prologue_using_move,
8371 x86_epilogue_using_move, x86_decompose_lea,
8372 x86_arch_always_fancy_math_387, x86_shift1,
8373 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8374 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8375 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8376 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8377 x86_use_incdec, x86_pad_returns, x86_bswap,
8378 x86_partial_flag_reg_stall): Remove.
8379 (enum ix86_tune_indices): New.
8380 (ix86_tune_features): New.
8381 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8382 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8383 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8384 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8385 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8386 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8387 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8388 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8389 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8390 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8391 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8392 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8393 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8394 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8395 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8396 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8397 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8398 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8399 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8400 TARGET_EXT_80387_CONSTANTS): Use it.
8401 (enum ix86_arch_indices): New.
8402 (ix86_arch_features): New.
8403 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8404 TARGET_BSWAP): Use it.
8405 (ix86_tune_mask, ix86_arch_mask): Remove.
8407 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8410 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8411 Define using $${sysroot_headers_suffix}.
8412 * configure: Regenerate.
8413 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8414 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8416 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8417 * gcc.c (print_sysroot_headers_suffix): New.
8418 (option_map): Include --print-sysroot-headers-suffix.
8419 (display_help): Mention -print-sysroot-headers-suffix.
8420 (process_command): Handle -print-sysroot-headers-suffix.
8421 (do_spec_1): Append multilib directory to include-fixed path if
8422 sysroot suffixes in use.
8423 (main): Handle -print-sysroot-headers-suffix.
8424 * Makefile.in (start.encap): Don't depend on xlimits.h
8425 (xlimits.h): Remove.
8426 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8427 limits.h for each multilib in fixinc_list.
8428 (fixinc_list, s-fixinc_list): New.
8429 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8430 generate them for each multilib in fixinc_list.
8431 (stmp-fixproto): Use include-fixed. Run fixproto for each
8432 multilib in fixinc_list.
8433 (mostlyclean): Don't remove xlimits.h.
8434 (clean): Remove include-fixed.
8435 (real-install-headers-tar, real-install-headers-cpio,
8436 real-install-headers-cp): Don't copy include, only include-fixed.
8437 (install-mkheaders): Depend on fixinc_list. Don't depend on
8438 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8439 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8440 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8442 2007-03-06 Jan Hubicka <jh@suse.cz>
8444 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8449 * configure.ac: Allow tm_file to contain build-directory files.
8450 * configure: Regenerate.
8451 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8452 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8453 * config/m68k/print-sysroot-suffix.sh: New file.
8455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8457 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8458 of pic_offset_table_rtx if reload_completed.
8459 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8460 PIC_OFFSET_TABLE_REGNUM.
8461 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8463 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8464 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8468 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8469 functions that call eh_return.
8471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8473 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8474 functions that need a constant pool.
8476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8479 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8480 (m68k_preferred_reload_class): Likewise.
8481 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8482 (SECONDARY_RELOAD_CLASS): Define.
8483 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8484 (LIMIT_RELOAD_CLASS): Delete.
8485 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8486 registers from storing bytes.
8487 (m68k_secondary_reload_class): New function.
8488 (m68k_preferred_reload_class): Likewise.
8490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8492 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8494 (m68k_expand_prologue): Likewise.
8496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8498 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8499 (mips_expand_epilogue): Add a bool parameter.
8500 (m68k_legitimize_sibcall_address): Declare.
8501 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8502 (m68k_expand_epilogue): Add a parameter to select between sibling
8503 and normal epilogues. Only generate a return for the latter.
8504 (m68k_ok_for_sibcall_p): New function.
8505 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8506 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8507 (sibcall_value, *sibcall_value): Likewise.
8508 (*call, *call_value): Require !SIBLING_CALL_P.
8509 (epilogue): Update call to m68k_expand_epilogue.
8510 (sibcall_epilogue): New pattern.
8511 * config/m68k/predicates.md (const_call_operand): Say that this
8512 predicate applies to sibling calls too.
8513 (sibcall_operand): New predicate.
8515 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8517 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8518 alternatives as movsi_cf.
8519 (movsf_cf_hard): Add commentary.
8521 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8522 Richard Sandiford <richard@codesourcery.com>
8524 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8525 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8526 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8527 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8528 as being live on exit from an interrupt function.
8529 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8530 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8531 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8532 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8533 (m68k_interrupt_function_p): Globalize.
8534 (m68k_compute_frame_layout): Remove reverse mask code.
8535 (m68k_emit_movem, m68k_set_frame_related): New functions.
8536 (m68k_output_function_prologue): Delete in favor of...
8537 (m68k_expand_prologue): ...this new function.
8538 (m68k_output_function_epilogue): Delete in favor of...
8539 (m68k_expand_epilogue): ...this new function.
8540 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8542 (print_operand): Handle %?.
8543 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8544 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8545 (prologue, epilogue): New patterns.
8546 (return): Turn into a define_expand.
8547 (*return): New pattern, derived from old "return" pattern. Use rte
8548 rather than rts for interrupt functions. Only use rtd if the pop
8550 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8551 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8552 (link, *link, unlink, *unlink, load_got): Likewise.
8554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8558 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8559 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8560 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8561 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8562 and m68k_matches_u_p.
8563 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8564 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8565 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8566 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8567 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8568 (REG_STRICT_P): New macro.
8569 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8570 PCREL_GENERAL_OPERAND_OK.
8571 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8572 m68k_legitimate_base_reg_p.
8573 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8574 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8575 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8576 * config/m68k/m68k.c (m68k_address): New structure.
8577 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8578 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8579 (m68k_jump_table_ref_p, m68k_decompose_address)
8580 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8581 (m68k_matches_u_p): New functions.
8582 (print_operand_address): Rewrite to use m68k_decompose_index.
8584 2007-03-05 David Taylor <dtaylor@emc.com>
8586 * gcc.c: Correct copyright date in --version output.
8588 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8590 * pa.md: In unamed move patterns, disparge copies between general
8591 and floating point registers using '?' modifier. Don't include 'f'
8592 constraint for register preferences in DImode, SImode, HImode and
8593 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8594 Remove constraints for copies between general and floating registers
8595 in soft-float DFmode pattern.
8596 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8600 2007-03-05 Mike Stump <mrs@apple.com>
8602 * c-common.c (targetcm): Add.
8603 * c-opts.c (c_common_handle_option): Handle language specific
8605 * opts.c (handle_option): Verify language for target options, if
8607 * opth-gen.awk: Add CL_LANG_ALL.
8608 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8609 (TARGETCM_INITIALIZER): Add.
8610 * target.h (struct gcc_targetcm): Add.
8612 * targhooks.c (default_handle_c_option): Add.
8613 * targhooks.h (default_handle_c_option): Add.
8614 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8616 * config/darwin.opt (iframework): Add.
8617 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8618 * config/darwin-c.c (handle_c_option): Add.
8619 (TARGET_HANDLE_C_OPTION): Add.
8621 * doc/invoke.texi (Darwin Options): Add -iframework.
8623 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8628 2007-03-05 Ian Lance Taylor <iant@google.com>
8630 * c.opt (fgnu89-inline): New option.
8631 * c-opts.c (c_common_post_options): Set default value for
8633 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8634 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8636 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8637 (grokdeclarator, start_function): Likewise.
8638 * c-cppbuiltin.c (c_cpp_builtins): Define either
8639 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8640 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8641 (C Dialect Options): Document -fgnu89-inline.
8642 * doc/extend.texi (Function Attributes): Explain what the
8643 gnu_inline attribute does.
8644 * doc/cpp.texi (Common Predefined Macros): Document
8645 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8647 2007-03-05 Ian Lance Taylor <iant@google.com>
8649 PR tree-optimization/31034
8650 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8651 half-range if the other side is an overflow infinity.
8653 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8655 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8656 (bfin*-linux-uclibc*): New configuration.
8657 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8659 * config/bfin/linux.h: New file.
8660 * config/bfin/libgcc-bfin.ver: New file.
8661 * config/bfin/t-bfin-uclinux: New file.
8662 * config/bfin/t-bfin-linux: New file.
8663 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8664 (TARGET_OS_CPP_BUILTINS): New macro.
8666 2007-03-05 Richard Guenther <rguenther@suse.de>
8668 * fold-const.c (fold_binary): Remove duplicate folding
8669 of comparison of non-null ADDR_EXPR against null.
8671 2007-03-05 Richard Guenther <rguenther@suse.de>
8672 Dorit Nuzman <dorit@il.ibm.com>
8674 PR tree-optimization/26420
8675 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8676 are no loops in the function. Only print the number of
8677 vectorized loops if it is greater than zero or we are supposed
8678 to print information about unvectorized loops.
8680 2007-03-05 Revital Eres <eres@il.ibm.com>
8682 * gcc.dg/var-expand1.c: New test.
8683 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8684 when an accumulator is expanded.
8686 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8689 * c-common.c (convert_and_check): Don't give warnings for
8690 conversion if 'expr' already overflowed.
8692 2007-03-04 Roger Sayle <roger@eyesopen.com>
8695 * fold-const.c (fold_comparison): Enforce type consistency when
8696 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8698 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8700 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8701 containing a cast to the base of TARGET_MEM_REF.
8703 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8705 * tree.c (tree_contains_struct_check_failed): Remove spurious
8706 whitespace from error message.
8708 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8711 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8712 instead of precision.
8714 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8715 Nathan Sidwell <nathan@codesourcery.com>
8717 * emit-rtl.c (find_auto_inc): New.
8718 (try_split): recreate REG_INC notes,
8719 Use regular for loops rather than whiles.
8721 2007-03-03 Andreas Schwab <schwab@suse.de>
8723 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8724 * configure: Regenerate.
8726 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8728 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8729 flag_rounding_math, not flag_unsafe_math_optimizations.
8731 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8733 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8734 alpha_fold_vector_minmax): Likewise.
8735 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8736 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8738 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8740 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8741 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8742 if the lhs has side-effects.
8743 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8745 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8747 * config/i386/i386.h (TUNEMASK): Remove define.
8748 (ARCHMASK): Remove define.
8749 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8750 Use ix86_arch_mask variable instead of ARCHMASK.
8751 * config/i386/i386.c (override_options): Ditto.
8752 (standard_80387_constant_p): Ditto.
8754 2007-03-02 Ian Lance Taylor <iant@google.com>
8756 Used signed infinities in VRP.
8757 * tree-vrp.c (uses_overflow_infinity): New static function.
8758 (supports_overflow_infinity): New static function.
8759 (make_overflow_infinity): New static function.
8760 (negative_overflow_infinity): New static function.
8761 (positive_overflow_infinity): New static function.
8762 (is_negative_overflow_infinity): New static function.
8763 (is_positive_overflow_infinity): New static function.
8764 (is_overflow_infinity): New static function.
8765 (overflow_infinity_range_p): New static function.
8766 (compare_values_warnv): New function split out of compare_values.
8767 (compare_value): Call it.
8768 (set_value_range_to_nonnegative): Add overflow_infinity
8769 parameter. Change caller.
8770 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8772 (vrp_expr_computes_nonzero): Likewise.
8773 (compare_ranges, compare_range_with_value): Likewise.
8774 (compare_name_with_value, compare_names): Likewise.
8775 (vrp_evaluate_conditional): Likewise.
8776 (set_value_range): Handle infinity
8777 (vrp_operand_equal_p, operand_less_p): Likewise.
8778 (extract_range_from_assert): Likewise.
8779 (vrp_int_const_binop): Likewise.
8780 (extract_range_from_binary_expr): Likewise.
8781 (extract_range_from_unary_expr): Likewise.
8782 (extract_range_from_comparison): Likewise.
8783 (extract_range_from_expr): Likewise.
8784 (dump_value_range): Likewise.
8785 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8786 (test_for_singularity): Likewise.
8787 (vrp_int_const_binop): Remove inline qualifier.
8788 (adjust_range_with_scev): Add comment.
8789 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8791 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8793 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8794 (get_constraint_for): Likewise.
8795 (do_structure_copy): Likewise.
8796 (find_func_aliases): Fix references to MODIFY_EXPR.
8797 (intra_create_variable_infos): Tidy.
8798 * tree-ssa-operands.c (add_virtual_operand): Add argument
8800 When adding members of alias sets, if IS_CALL_SITE is true and
8801 the symbol is not call-clobbered, skip it.
8804 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8806 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8807 entry by means of emit_insn_at_entry.
8809 2007-03-02 Richard Henderson <rth@redhat.com>
8811 * expr.h (promoted_input_arg): Remove decl.
8812 * function.c (promoted_input_arg): Merge into ...
8813 * combine.c (setup_incoming_promotions): ... only caller.
8814 Rearrange to avoid double loop.
8816 2007-03-02 Ben Elliston <bje@au.ibm.com>
8817 Peter Bergner <bergner@vnet.ibm.com>
8818 Janis Johnson <janis187@us.ibm.com>
8820 * config/rs6000/dfp.md: New file.
8821 * config/rs6000/rs6000.md: Include dfp.md.
8822 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8823 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8824 and TDmode decimal float modes in FP registers.
8825 (num_insns_constant): Likewise.
8826 (rs6000_legitimate_offset_address_p): Likewise.
8827 (rs6000_legitimize_address): Likewise.
8828 (rs6000_legitimize_reload_address): Likewise.
8829 (rs6000_legitimate_address): Likewise.
8830 (rs6000_emit_move): Likewise.
8831 (function_arg_boundary): Likewise.
8832 (function_arg_advance): Likewise.
8833 (rs6000_darwin64_record_arg_recurse): Likewise.
8834 (function_arg): Likewise.
8835 (rs6000_gimplify_va_arg): Likewise.
8836 (rs6000_split_multireg_move): Likewise.
8837 (rs6000_output_function_epilogue): Likewise.
8838 (rs6000_output_function_epilogue): Likewise.
8839 (rs6000_register_move_cost): Likewise.
8840 (rs6000_function_value): Likewise.
8841 (rs6000_libcall_value): Likewise.
8843 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8845 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8847 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8849 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8850 Use $MULTIDIR to choose between the kernel and RTP headers,
8851 and use $WIND_BASE and $WIND_USR to locate them.
8853 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8855 * config/i386/i386.c (override_options): Put initialization of
8856 ix86_tune_mask and ix86_arch_mask to the correct place.
8858 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8859 Michael Meissner <michael.meissner@amd.com>
8862 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8864 (TARGET_CMOVE): Use ARCHMASK.
8865 (TARGET_CMPXCHG): Ditto.
8866 (TARGET_CMPXCHG8B): Ditto.
8867 (TARGET_XADD): Ditto.
8868 (TARGET_BSWAP): Ditto.
8869 * config/i386/i386.c (ix86_tune_mask): New global variable.
8870 (ix86_arch_mask): Ditto.
8871 (override_options): Initialize ix86_tune_mask and
8872 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8875 2007-03-02 Ben Elliston <bje@au.ibm.com>
8878 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8880 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8882 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8883 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8884 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8885 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8887 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8888 rs6000_init_dwarf_reg_sizes_extra): New.
8889 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8890 SPE register high parts.
8892 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8894 * Makefile.in: Add install-pdf target as
8895 copied from automake v1.10 rules.
8896 * configure.ac: Add install-pdf to target list.
8897 * configure: Regenerate.
8899 2007-03-01 Paul Brook <paul@codesourcery.com>
8901 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8902 modes to LDRD for DImode.
8903 (output_move_double): Fixup out of range ldrd/strd.
8904 (vfp_secondary_reload_class): Rename...
8905 (coproc_secondary_reload_class): ... to this. Add wb argument.
8906 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8907 coproc_secondary_reload_class for CLASS_IWMMXT.
8908 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8909 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8911 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8913 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8914 factor by the estimated number of iterations.
8915 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8918 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8919 decode_caches_intel, detect_caches_intel): New functions.
8920 (host_detect_local_cpu): Use detect_caches_amd and
8921 detect_caches_intel.
8923 2007-03-01 Richard Henderson <rth@redhat.com>
8925 * expr.c (emit_move_complex_push): Export.
8926 (emit_move_complex_parts): Split out from ...
8927 (emit_move_complex): ... here.
8928 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8929 * config/i386/i386.md (movcdi): New.
8931 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8933 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8934 size of mode1 to check for tieable modes in MMX case.
8936 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8938 * Makefile.in (rtlanal.o): Depend on tree.h.
8939 * rtl.h (offset_within_section_p, split_const): Declare.
8940 * rtlanal.c: Include tree.h.
8941 (offset_within_block_p): New function, taken from
8942 mips_offset_within_object_p.
8943 (split_const): New function, taken from mips_split_const.
8944 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8946 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8947 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8948 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8949 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8950 (m68k_illegitimate_symbolic_constant_p): New function.
8951 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8952 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8953 symbolic constant that might be outside the symbol's section,
8954 move the symbol first and then add the offset.
8955 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8957 * config/mips/mips.c (mips_split_const): Delete.
8958 (mips_offset_within_object_p): Delete.
8959 (mips_symbolic_constant_p): Use offset_within_section_p and
8960 split_const instead of mips_offset_within_object_p and
8962 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8963 (mips_legitimize_const_move, print_operand_reloc)
8964 (mips_dangerous_for_la25_p): Use split_const instead of
8967 2007-02-28 Eric Christopher <echristo@apple.com>
8969 * Makefile.in (install-include-dir): Don't rm -rf include.
8971 2007-02-28 Richard Guenther <rguenther@suse.de>
8974 * fold-const.c (fold_binary): Do not associate expressions
8975 with more than one variable for integer types that do not wrap.
8977 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8979 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8980 Delete, and replace with...
8981 (fold_builtin_call_array): This. Update callers to use it.
8982 * fold-const.c (fold_build_call_list): Delete, and replace with...
8983 (fold_build_call_array): This.
8984 (fold_build_call_list_initializer): Delete, and replace with...
8985 (fold_build_call_array_initializer): This.
8986 * tree.h: Update declarations to reflect above changes.
8988 * c-typeck.c (build_function_call): Store converted arguments
8989 in a stack-allocated array instead of building a list.
8990 (convert_arguments): Store arguments in the array passed in as an
8991 argument, and return the actual number of arguments.
8992 * c-format.c: (check_function_format): Pass arguments in an
8993 array instead of a list.
8994 * c-common.c (check_function_nonnull): Likewise.
8995 (check_function_sentinel): Likewise.
8996 (check_function_arguments): Likewise.
8997 * c-common.h: Update declarations to reflect above changes.
8999 2007-02-28 Jan Hubicka <jh@suse.cz>
9001 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9002 PRED_NEGATIVE_RETURN): Update outcomes.
9004 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9006 * calls.c (emit_library_call_value_1): Handle partial registers
9007 correctly when building up CALL_INSN_FUNCTION_USAGE.
9009 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * pa/predicates.md (move_src_operand): Allow zero for mode.
9012 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9015 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9019 *movv2df_internal): Enable pattern only for valid operand
9021 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9022 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9024 2007-02-27 Mike Stump <mrs@apple.com>
9026 * config/darwin-crt3.c: Avoid compilation when compiling for a
9029 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9031 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9033 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9034 for fixed headers and limits.h.
9035 (install-include-dir, install-headers-tar, install-headers-cpio,
9036 install-headers-cp, real-install-headers-tar,
9037 real-install-headers-cpio, real-install-headers-cp): Handle
9038 include-fixed as well as include.
9039 (install-mkheaders): Don't install files that go only in include
9041 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9042 from GCC_INCLUDE_DIR.
9043 * gcc.c (process_command): Remove special -BstageN/ handling.
9044 (do_spec_1): Add include-fixed directories.
9046 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9048 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9050 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9052 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9055 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9057 * c-common.c (get_priority): Add check for
9058 SUPPORTS_INIT_PRIORITY.
9060 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9062 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9064 * config/bfin/bfin.c: Include "cfglayout.h".
9065 (MAX_LSETUP_DISTANCE): New macro.
9066 (struct loop_info): New members incoming, incoming_src and
9067 incoming_dest. Delete member predecessor.
9068 (length_for_loop): New function.
9069 (bfin_optimize_loop): Handle more different loop structures.
9070 (bfin_discover_loop): Rework detection of predecessor blocks by
9071 examining incoming edges.
9072 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9074 (bfin_reorder_loops): New function.
9075 (bfin_reorg_loops): Use these three new functions.
9077 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9078 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9079 (CONSTRAINT_LEN): Add entry for 'q'.
9080 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9081 Add 'q' constraints.
9082 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9083 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9085 * config/bfin/bfin.md (add_with_carry): New pattern.
9086 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9087 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9088 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9089 support unsigned multiplies too. Removed incorrect commutativity from
9090 operand 1 constraint where appropriate.
9091 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9093 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9094 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9096 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9097 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9098 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9099 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9100 usmulhisi_hh_huh): New patterns.
9102 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9103 lshifthi3): Fix output template to use half reg for operand 2.
9105 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9108 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9110 2007-02-27 Andreas Schwab <schwab@suse.de>
9112 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9114 2007-02-27 Jan Hubicka <jh@suse.cz>
9116 * predict.c (last_basic_block_p): Remove.
9117 (tree_estimate_probability): Update return heuristic for commonized
9120 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9122 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9124 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9126 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9127 * doc/cpp.texi: Standardize title page.
9128 * doc/cppinternals.texi: Likewise.
9129 * doc/gcc.texi: Standardize title page, remove version number
9130 from copyright page.
9131 * doc/gccint.texi: Likewise.
9132 * doc/install.texi: Standardize title page, add table of
9135 2007-02-26 Jan Hubicka <jh@suse.cz>
9137 * predict.def: Set outcomes according to more recent results.
9138 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9139 Remove dead predictors.
9140 * predict.c (return_prediction): Fix pasto.
9142 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9144 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9145 change; avoid a memory leak when returning early.
9147 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9149 * c-decl.c (static_ctors): Move to c-common.c.
9150 (static_dtors): Likewise.
9151 (finish_function): Use c_record_cdtor_fn.
9152 (build_cdtor): Move to c-common.c.
9153 (c_write_global_declarations): Use c_build_cdtor_fns.
9154 * c-common.h (static_ctors): Declare.
9155 (static_dtors): Likewise.
9156 (c_record_cdtor_fn): Likewise.
9157 (c_build_cdtor_fns): Likewise.
9158 * c-common.c (static_ctors): New variable.
9159 (static_dtors): Likewise.
9160 (c_record_cdtor_fn): New function.
9161 (build_cdtor): Move from c-decl.c
9162 (c_build_cdtor_fns): New function.
9164 * output.h (assemble_addr_to_section): Declare.
9165 (get_cdtor_priority_section): Likewise.
9166 * varasm.c (assemble_addr_to_section): New function.
9167 (get_cdtor_priority_section): Likewise.
9168 (default_named_section_asm_out_destructor): Use them.
9169 (destor_dtor_section_asm_out_destructor): Likewise.
9170 (default_named_section_asm_out_constructor): Likewise.
9171 (default_ctor_section_asm_out_constructor): Likewise.
9172 * config.gcc (*-*-vxworks*): Include vxworks.o.
9173 * config/t-vxworks (vxworks.o): New target.
9174 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9175 (TARGET_ASM_CONSTRUCTOR): Define.
9176 (TARGET_ASM_DESTRUCTOR): Likewise.
9177 (vxworks_asm_out_constructor): Declare.
9178 (vxworks_asm_out_destructor): Likewise.
9180 * c-common.c (get_priority): Check that we have not just an
9181 INTEGER_CST, but an integer constant with integeral type.
9183 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9185 PR tree-optimization/30938
9186 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9187 use &dt[nargs-1] instead of &dt[nargs] in the call to
9188 vect_is_simple_use().
9190 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9192 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9193 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9194 Do not attempt to handle MEM inside auto-inc expressions.
9195 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9196 of a register modified by an auto-inc expression. However, do handle
9197 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9198 (elimination_effects): Prohibit elimination of a register modified
9199 by an auto-inc expression. Disable register elimination rules whose
9200 target register is modified by an auto-inc expression with variable
9203 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9205 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9207 (array_at_struct_end_p): New function.
9208 (idx_infer_loop_bounds): Use it.
9209 (estimate_numbers_of_iterations_loop): Export.
9210 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9211 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9212 (tree_estimate_probability): Call record_loop_exits.
9213 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9214 (estimated_loop_iterations, estimated_loop_iterations_int,
9215 estimated_loop_iterations_tree): New functions.
9216 (analyze_siv_subscript_cst_affine,
9217 compute_overlap_steps_for_affine_1_2,
9218 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9219 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9220 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9221 (PRED_LOOP_ITERATIONS_GUESSED): New.
9222 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9223 * cfgloop.h (estimate_numbers_of_iterations_loop,
9224 estimated_loop_iterations_int): Declare.
9226 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9228 * doc/extend.texi: Document optional priority argument to
9229 constructors and destructors.
9230 * tree.c (init_priority_for_decl): Adjust GTY markers.
9231 (init_ttree): Use priority-info hash functions for
9232 init_priority_for_decl.
9233 (tree_map_eq): Rename to ...
9234 (tree_map_base_eq): ... this.
9235 (tree_map_marked_p): Rename to ...
9236 (tree_map_base_marked_p): ... this.
9237 (tree_map_base_hash): New function.
9238 (decl_init_priority_lookup): Rework.
9239 (decl_fini_priority_lookup): New function.
9240 (decl_priority_info): New function.
9241 (decl_init_priority_insert): Use it.
9242 (decl_fini_priority_insert): Likewise.
9243 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9245 (decl_restrict_base_insert): Likewise.
9246 (decl_debug_expr_insert): Likewise.
9247 (decl_value_expr_lookup): Likewise.
9248 (decl_value_expr_insert): Likewise.
9249 * tree.h (priority_type): New type.
9250 (decl_init_priority_lookup): Use priority_type.
9251 (decl_fini_priority_lookup): New function.
9252 (decl_init_priority_insert): Use priority_type.
9253 (decl_fini_priority_insert): New function.
9254 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9255 (DECL_INIT_PRIORITY): Likewise.
9256 (SET_DECL_INIT_PRIORITY): Add comment.
9257 (DECL_FINI_PRIORITY): New macro.
9258 (SET_DECL_FINI_PRIORITY): Likewise.
9259 (DEFAULT_INIT_PRIORITY): Document.
9260 (MAX_INIT_PRIORITY): Likewise.
9261 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9262 (tree_map_base): New type.
9263 (tree_map_base_eq): New function.
9264 (tree_map_base_hash): Likewise.
9265 (tree_map_base_marked_p): Likewise.
9266 (tree_map): Inherit from tree_map_base.
9267 (tree_map_eq): Make it a macro.
9268 (tree_map_marked_p): Likewise.
9269 (tree_int_map): Inherit from tree_map_base.
9270 (tree_int_map_eq): Make it a macro.
9271 (tree_int_map_hash): Likewise.
9272 (tree_int_map_marked_p): Likewise.
9273 (tree_priority_map): New type.
9274 (tree_priority_map_eq): New macro.
9275 (tree_priority_map_hash): Likewise.
9276 (tree_priority_map_marked_p): Likewise.
9277 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9279 (emutls_common_1): Likewise.
9280 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9281 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9282 of tree_map hierarchy.
9283 * tree-cfg.c (move_stmt_r): Likewise.
9284 (new_label_mapper): Likewise.
9285 * c-tree.h (c_expand_body): Move to ...
9286 * c-common.h (c_expand_body): ... here.
9287 * c-decl.c (c_expand_body): Move to ...
9288 * c-common.c (c_expand_body): ... here.
9289 (c_common_attribute_table): Allow 1 argument for the constructor
9290 and destructor attributes.
9291 (get_priority): New function.
9292 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9293 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9295 2007-02-24 Jan Hubicka <jh@suse.cz>
9298 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9300 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9301 Jan Hubicka <jh@suse.cz>
9304 * i386.c (counter_mode): New function.
9305 (expand_set_or_movmem_via_loop): Use it.
9306 (expand_movmem_epilogue): Likewise; fix pasto.
9307 (ix86_expand_movmem): Do emit guard even for constant counts.
9308 (ix86_expand_setmem): Likewise.
9310 2007-02-25 Nick Clifton <nickc@redhat.com>
9312 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9313 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9315 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9318 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9319 count argument with 0x10, not with 0x16.
9320 (expand_setmem_epilogue): Ditto.
9322 2007-02-24 Mike Stump <mrs@apple.com>
9324 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9327 2007-02-24 Richard Guenther <rguenther@suse.de>
9330 * fold-const.c (fold_binary): Fold x +- CST op x for
9331 EQ_EXPR and NE_EXPR.
9333 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9335 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9337 2007-02-24 Jan Hubicka <jh@suse.cz>
9339 * cgraphunit.c (decide_is_function_needed): Honor
9340 -fkeep-inline-functions.
9342 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9344 * builtins.c (fold_builtin_modf): New.
9345 (fold_builtin_2): Use it.
9347 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9349 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9350 (determine_max_iter): Take additional LOOP arg; all callers changed.
9351 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9352 one using simplifications.
9353 (simplify_using_initial_values): Return if the expression becomes
9354 invalid due to altered regs.
9356 2007-02-23 DJ Delorie <dj@redhat.com>
9358 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9360 2007-02-23 Mike Stump <mrs@apple.com>
9362 * tlink.c (scan_linker_output): Parse linker messages from
9363 darwin9's linker better.
9365 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9368 * varpool.c (varpool_assemble_pending_decls): Set
9369 varpool_last_needed_node to null.
9371 2007-02-23 DJ Delorie <dj@redhat.com>
9373 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9374 alignment bigger than the object file can handle.
9376 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9379 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9380 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9381 (*movsf_1): Penalize MMX moves.
9383 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9385 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9386 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9388 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9390 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9393 (fold_builtin_1): Use them.
9394 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9395 BUILT_IN_SIGNIFICAND.
9397 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9399 * config/i386/i386.c (bdesc_1arg): Initialize
9400 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9401 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9402 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9403 and IX86_BUILTIN_MOVSLDUP.
9405 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9407 PR rtl-optimization/30841
9408 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9410 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9412 * builtins.c (fold_builtin_frexp): New.
9413 (fold_builtin_2): Use it.
9415 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9417 * doc/invoke.texi (Spec Files): Document getenv spec function.
9419 * gcc.c (getenv_spec_function): New function.
9420 (static_spec_functions): Add it.
9421 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9422 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9425 2007-02-22 Michael Matz <matz@suse.de
9428 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9429 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9431 2007-02-22 Ian Lance Taylor <iant@google.com>
9434 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9435 (mem_loc_descriptor): Call it.
9437 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9438 Ira Rosen <irar@il.ibm.com>
9440 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9442 2007-02-22 Ira Rosen <irar@il.ibm.com>
9444 PR tree-optimization/30843
9445 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9446 stores only after all the group is vectorized.
9448 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9450 PR tree-optimization/30858
9451 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9452 in the reduction cycle have a single use in the loop.
9453 * tree-vectorizer.h (relevant): Add documentation.
9455 2007-02-20 Mike Stump <mrs@apple.com>
9457 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9458 * configure: Regenerate.
9460 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9462 Change the defaults of some parameters and options.
9463 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9464 * config/spu/spu.c (spu_optimization_options): Add.
9465 (spu_override_options): Change params in spu_optimization_options.
9466 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9468 Register 127 is only 16 byte aligned when used as a frame pointer.
9469 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9470 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9471 HARD_FRAME_POINTER_REGNUM.
9472 (spu_legitimate_address): Use regno_aligned_for_reload.
9473 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9474 aligned when frame_pointer_needed is true.
9475 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9477 * config/spu/spu.h (INIT_EXPANDERS): Define.
9479 Make sure shift and rotate instructions have valid immediate operands.
9480 * config/spu/predicates.md (spu_shift_operand): Remove.
9481 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9482 * config/spu/constraints.md (W, O): Extend range.
9483 * config/spu/spu.md (umask, nmask): Define.
9484 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9485 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9486 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9487 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9488 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9489 (lshr<mode>3_reg): Fix rtl description.
9491 Make sure mulhisi immediate operands are valid.
9492 * config/spu/predicates.md (imm_K_operand): Add.
9493 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9495 Generate constants using fsmbi and andi.
9496 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9497 (print_operand, spu_split_immediate, classify_immediate,
9498 fsmbi_const_p): Handle IC_FSMBI2.
9500 Correctly handle a CONST_VECTOR containing symbols.
9501 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9502 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9503 (immediate_load_p): Allow symbols that use 2 instructions to create.
9504 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9505 with symbols when flag_pic is set.
9506 (const_vector_immediate_p): New.
9507 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9508 accept a CONST_VECTOR with symbols.
9509 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9510 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9512 * config/spu/spu.md (high, low): Delete.
9513 (low_<mode>): Define.
9515 Remove INTRmode and INTR_REGNUM, which didn't work.
9516 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9518 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9519 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9520 peephole2 pattern): Don't use INTR or 131.
9521 (movintrcc): Delete.
9522 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9523 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9524 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9525 (UNSPEC_SET_INTR): Add.
9526 * config/spu/spu-modes.def (INTR): Remove.
9528 More accurate warnings about run-time relocations.
9529 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9531 Correctly warn about immediate arguments to specific intrinsics.
9532 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9533 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9534 the instruction predicate.
9536 Fix tree check errors with latest update.
9537 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9539 (spu_expand_builtin): Use CALL_EXPR_FN.
9541 Add missing specific intrinsics.
9542 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9544 * config/spu/spu_internals.h: Ditto.
9546 Fix incorrect operand modifiers.
9547 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9548 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9550 Optimize one case of zero_extend of a vec_select.
9551 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9553 Accept any immediate for hbr.
9554 * config/spu/spu.md (hbr): Change s constraints to i.
9556 2007-02-21 Paul Brook <paul@codesourcery.com>
9558 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9559 condexec_count when skipping USE and CLOBBER.
9561 2007-02-21 Nick Clifton <nickc@redhat.com>
9563 * common.opt (Warray-bounds): Add Warning attribute.
9564 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9566 (fsized-zeroes): Add Optimization attribute.
9567 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9568 * c.opt (Wc++0x-compat): Add Warning attribute.
9570 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9573 * reload1.c (eliminate_regs_in_insn): In the single_set special
9574 case, attempt to re-recognize the insn before falling back to
9575 having reload fix it up.
9577 2007-02-20 Eric Christopher <echristo@gmail.com>
9579 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9580 Rewrite accordingly.
9581 (frv_read_iacc_argument): Ditto.
9582 (frv_expand_set_builtin): Take a call instead of arglist, update for
9584 (frv_expand_unop_builtin): Ditto.
9585 (frv_expand_binop_builtin): Ditto.
9586 (frv_expand_cut_builtin): Ditto.
9587 (frv_expand_binopimm_builtin): Ditto.
9588 (frv_expand_voidbinop_builtin): Ditto.
9589 (frv_expand_int_void2arg): Ditto.
9590 (frv_expand_prefetches): Ditto.
9591 (frv_expand_voidtriop_builtin): Ditto.
9592 (frv_expand_voidaccop_builtin): Ditto.
9593 (frv_expand_load_builtin): Ditto.
9594 (frv_expand_store_builtin): Ditto.
9595 (frv_expand_mdpackh_builtin): Ditto.
9596 (frv_expand_mclracc_builtin): Ditto.
9597 (frv_expand_mrdacc_builtin): Ditto.
9598 (frv_expand_mwtacc_builtin): Ditto.
9599 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9602 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9604 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9605 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9607 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9609 * configure: Regenerate.
9610 * config.in: Regenerate.
9611 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9612 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9613 masks to power6 and power6x and to POWERPC_MASKS.
9614 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9616 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9617 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9618 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9619 Access PROTOTYPE as variable, not mask.
9621 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9623 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9624 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9625 * combine.c (adjust_for_new_dest): Use it.
9626 * postreload.c (reload_combine): Likewise.
9628 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9630 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9631 notes on an insn with multiple sets, even if single_set returns
9632 non-NULL for that insn.
9634 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9636 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9639 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9641 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9642 if user didn't pass it.
9643 * config/i386/darwin.h (CC1_SPEC): Likewise.
9644 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9645 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9646 -mmacosx-version-min.
9648 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9649 Uros Bizjak <ubizjak@gmail.com>
9651 * optabs.h (enum optab_index): Add new OTI_scalb.
9652 (scalb_optab): Define corresponding macro.
9653 * optabs.c (init_optabs): Initialize scalb_optab.
9654 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9656 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9657 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9658 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9659 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9660 flag_unsafe_math_optimizations is set.
9662 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9663 to implement scalbf, scalb and scalbl built-ins as inline x87
9666 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9667 DJ Delorie <dj@redhat.com>
9670 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9671 (diagnostic_report_diagnostic): ... here, and turn them into real
9672 errors. If warnings are inhibited, no need to do anything.
9674 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9677 better code generation.
9679 2007-02-20 Ben Elliston <bje@au.ibm.com>
9681 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9683 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9685 * config/alpha/alpha.c, config/alpha/alpha.md,
9686 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9687 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9688 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9689 config/arm/lib1funcs.asm: Follow spelling conventions.
9691 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9692 config/fr30/fr30.md, config/i386/i386.h,
9693 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9694 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9695 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9696 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9697 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9698 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9699 config/sparc/sparc.c, config/sparc/sparc.h,
9700 config/sparc/sparc.md, config/spu/constraints.md,
9701 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9704 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9707 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9710 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9712 * doc/invoke.texi (-ftree-lrs): Remove.
9714 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9716 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9719 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9721 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9722 new CALL_EXPR_FN macro for retrieving the function
9723 declaration of the input expression.
9725 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9727 * c.opt (Waddress): New.
9728 * common.opt (Walways-true): Delete.
9729 (Wstring-literal-comparison): Delete.
9730 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9731 -Wstring-literal-comparison. Add -Waddress.
9733 (Walways-true): Delete.
9734 (Wstring-literal-comparison): Delete.
9735 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9736 consistently instead of -Walways-true in example.
9737 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9738 * c-typeck.c (parser_build_binary_op): Replace
9739 -Wstring-literal-comparison and -Walways-true with -Waddress.
9740 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9743 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9745 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9746 without DECL_STRUCT_FUNCTION initialized.
9748 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9750 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9751 due to calls to functions taking pointers as parameters.
9753 2007-02-19 Richard Henderson <rth@redhat.com>
9756 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9759 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9761 * config/s390/s390.c (s390_call_saved_register_used,
9762 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9763 accessed to the new scheme.
9765 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9767 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9768 (cris_print_index, cris_print_operand, cris_print_operand_address)
9769 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9770 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9771 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9773 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9774 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9775 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9776 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9777 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9778 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9779 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9780 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9781 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9782 (uminsi3, call, call_value): Ditto.
9783 (define_split: indir_to_reg_split, unnamed): Ditto.
9785 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9787 PR tree-optimization/30975
9788 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9791 2007-02-18 Eric Christopher <echristo@gmail.com>
9793 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9794 Remove use of arglist.
9795 (mips_expand_builtin): Remove use of arglist, pass in expr.
9796 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9797 (mips_expand_builtin_movtf): Ditto.
9798 (mips_expand_builtin_compare): Ditto.
9800 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9802 * tree-sra.c (sra_build_assignment): Replace assertion
9803 checking with a comment explaining why it can't be done.
9805 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9808 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9809 during CALL_EXPR representation conversion.
9810 * tree-ssa-propagate.c (set_rhs): Likewise.
9812 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9814 * tree-sra.c (sra_build_assignment): Disable assertion checking
9817 2007-02-18 Roger Sayle <roger@eyesopen.com>
9819 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9820 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9821 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9823 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9824 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9825 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9826 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9827 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9828 force_gimple_operand): Likewise.
9829 * ipa-cp.c (constant_val_insert): Likewise.
9830 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9831 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9832 perfect_nestify): Likewise.
9833 * langhooks.c (lhd_omp_assignment): Likewise.
9834 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9835 lower_copyprivate_clauses, lower_send_clauses,
9836 lower_send_shared_vars, expand_parallel_call,
9837 expand_omp_for_generic, expand_omp_for_static_nochunk,
9838 expand_omp_for_static_chunk, expand_omp_sections,
9839 lower_omp_single_copy, lower_omp_for_lastprivate,
9840 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9841 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9842 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9845 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9847 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9848 config/sh/sh.md: Follow spelling conventions.
9850 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9851 config/frv/predicates.md: Follow spelling conventions.
9853 * config/m68k/linux-unwind.h: Fix a comment typo.
9854 * target.h: Follow spelling conventions.
9856 2007-02-18 Roger Sayle <roger@eyesopen.com>
9858 PR rtl-optimization/28173
9859 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9860 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9861 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9862 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9863 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9865 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9867 * builtins.c (fold_builtin_load_exponent): New.
9868 (fold_builtin_2): Use it.
9870 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9872 PR rtl-optimization/30773
9873 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9874 if we fail to attach a REG_EQUIV note.
9876 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9877 Roger Sayle <roger@eyesopen.com>
9879 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9881 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9883 * calls.c (initialize_argument_information): Pass original EXP
9884 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9885 code to split complex arguments here, as part of initializing the
9887 (expand_call): Remove code that builds a list of arguments and
9888 inserts implicit arguments into it. Instead, just count how many
9889 implicit arguments there will be so we can determine the size of
9890 the ARGS array, and let initialize_argument_information do the work.
9891 (split_complex_values): Delete unused function.
9893 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9895 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9897 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9899 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9900 for arg pointer based indexed addressing.
9902 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9904 * config/ia64/ia64.h, config/ia64/ia64.md,
9905 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9906 spelling conventions.
9908 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9910 * config/m68k/m68k.c (split_di): New.
9911 * config/m68k/m68k-protos.h: Declare split_di.
9912 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9913 Improve predicate handling and split constant shifts.
9915 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9917 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9918 parameter for register bitfield operations, general predicates
9921 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9923 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9924 * config/m68k/linux-unwind.h: New file.
9926 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9928 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9929 config/i386/athlon.md, config/ia64/ia64.md,
9930 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9931 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9932 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9933 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9934 tree-vect-transform.c: Fix comment typos.
9936 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9938 * sched-deps.c (find_insn_list): Remove.
9939 * sched-int.h: Remove the prototype for find_insn_list.
9941 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9943 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9945 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9946 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9947 darwin_rs6000_override_options.
9948 (C_COMMON_OVERRIDE_OPTIONS): Expect
9949 darwin_macosx_version_min to be non-NULL always.
9950 (TARGET_C99_FUNCTIONS): Likewise.
9951 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9952 (DARWIN_MINVERSION_SPEC): New.
9953 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9954 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9956 (DARWIN_MINVERSION_SPEC): New.
9957 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9959 * config/darwin-c.c (darwin_cpp_builtins): Expect
9960 darwin_macosx_version_min to be non-NULL always.
9962 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9964 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9966 * config/i386/i386.h (x86_use_xchgb): New.
9967 (TARGET_USE_XCHGB): New macro.
9968 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9969 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9970 Split after reload into bswaphi for shifts of 8.
9971 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9972 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9973 or when optimizing for size.
9975 2007-02-16 Richard Guenther <rguenther@suse.de>
9976 Christian Bruel <christian.bruel@st.com>
9978 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9979 DECLs but prefer SSA_NAMEs over DECLs.
9981 2007-02-16 Richard Guenther <rguenther@suse.de>
9983 * tree-flow-inline.h (single_imm_use_p): Remove.
9984 (zero_imm_uses_p): Likewise.
9985 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9986 instead of single_imm_use_p.
9987 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9990 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9993 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9994 nested double- and backquotes.
9996 2007-02-15 Roger Sayle <roger@eyesopen.com>
9999 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10000 should be unreachable.
10001 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10002 For the time being redirect GIMPLE_MODIFY_STMT to the new
10003 (renamed) build_gimple_modify_stmt_stat.
10004 (build2_gimple_stat): Rename to...
10005 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10006 Always build a GIMPLE_MODIFY_STMT node.
10007 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10008 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10011 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10012 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10013 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10014 expand_complex_div_wide): Likewise.
10015 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10016 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10017 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10018 * tree-ssa-loop-manip.c (create_iv): Likewise.
10019 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10020 abs_replacement): Likewise.
10021 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10022 realify_fake_stores): Likewise.
10024 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10025 node rather than a GIMPLE_MODIFY_STMT node.
10026 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10027 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10029 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10030 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10031 GIMPLE_MODIFY_STMT.
10033 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10035 PR middle-end/30433
10036 * fold-const.c (fold_comparison): Add back the
10037 folding of constant complex comparisions.
10039 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10041 PR middle-end/30729
10042 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10043 effects unknown to this function, return early.
10045 2007-02-15 Ian Lance Taylor <iant@google.com>
10047 * lower-subreg.c (move_eh_region_note): New static function.
10048 (resolve_simple_move): Call it.
10049 (decompose_multiword_subregs): Track blocks for which we resolve a
10050 simple move which is also a control flow insn. Pass them to
10051 find_many_sub_basic_blocks.
10052 (pass_lower_subreg): Add TODO_verify_flow.
10053 (pass_lower_subreg2): Likewise.
10055 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10056 Brooks Moses <brooks.moses@codesourcery.com>
10057 Lee Millward <lee.millward@codesourcery.com>
10059 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10060 (VL_EXP_CLASS_P): New.
10061 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10063 (TREE_OPERAND_CHECK_CODE): Likewise.
10064 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10065 (TREE_RTL_OPERAND_CHECK): Likewise.
10066 (tree_operand_check_failed): Make second parameter the whole tree
10067 instead of its code. Fixed callers.
10068 (VL_EXP_CHECK): New.
10069 (TREE_OPERAND_LENGTH): New.
10070 (VL_EXP_OPERAND_LENGTH): New.
10071 (CALL_EXPR_FN): New.
10072 (CALL_EXPR_STATIC_CHAIN): New.
10073 (CALL_EXPR_ARGS): New.
10074 (CALL_EXPR_ARG): New.
10075 (call_expr_nargs): New.
10076 (CALL_EXPR_ARGP): New.
10077 (build_nt_call_list): Declare.
10078 (build_vl_exp_stat): Declare.
10079 (build_vl_exp): New.
10080 (build_call_list): Declare.
10081 (build_call_nary): Declare.
10082 (build_call_valist): Declare.
10083 (build_call_array): Declare.
10084 (call_expr_arg): Declare.
10085 (call_expr_argp): Declare.
10086 (call_expr_arglist): Declare.
10087 (fold_build_call_list): Declare.
10088 (fold_build_call_list_initializer): Declare.
10089 (fold_call_expr): Declare to replace fold_builtin.
10090 (fold_builtin_fputs): Update to agree with modified definition.
10091 (fold_builtin_strcpy): Likewise.
10092 (fold_builtin_strncpy): Likewise.
10093 (fold_builtin_memory_chk): Likewise.
10094 (fold_builtin_stxcpy_chk): Likewise.
10095 (fold_builtin_strncpy_chk): Likewise.
10096 (fold_builtin_next_arg): Likewise.
10097 (fold_build_call_expr): Declare.
10098 (fold_builtin_call_list): Declare.
10099 (fold_builtin_call_valist): Declare.
10100 (build_call_expr): Declare.
10101 (validate_arglist): Update to agree with modified definition.
10102 (tree_operand_length): New.
10103 (call_expr_arg_iterator): New.
10104 (init_call_expr_arg_iterator): New.
10105 (next_call_expr_arg): New.
10106 (first_call_expr_arg): New.
10107 (more_call_expr_args_p): New.
10108 (FOR_EACH_CALL_EXPR_ARG): New.
10110 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10111 and tcc_gimple_stmt.
10112 (tree_code_size): Update documentation. Use sizeof (tree) rather
10113 than sizeof (char *).
10114 (tree_size): Likewise. Add case for tcc_vl_exp.
10115 (tree_node_structure): Add case for tcc_vl_exp.
10116 (contains_placeholder_p): Likewise.
10117 (substitute_in_expr): Likewise.
10118 (substitute_placeholder_in_expr): Likewise.
10119 (stabilize_reference_1): Likewise.
10120 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10121 to diagnose breakage of this interface for constructing CALL_EXPRs.
10122 (build_nt): Add similar assertion here.
10123 (build_nt_call_list): New.
10124 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10125 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10127 (get_callee_fndecl): Use new CALL_EXPR accessors.
10128 (tree_operand_check_failed): Change parameters to pass entire node
10129 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10130 (process_call_operands): New.
10131 (build_vl_exp_stat): New.
10132 (build_call_list): New.
10133 (build_call_nary): New.
10134 (build_call_valist): New.
10135 (build_call_array): New.
10136 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10137 (call_expr_arglist): New.
10139 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10140 tcc_vl_exp instead of a fixed-size tcc_expression.
10142 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10143 accessors for CALL_EXPRs.
10144 (AGGR_INIT_EXPR): Likewise.
10146 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10147 Brooks Moses <brooks.moses@codesourcery.com>
10148 Lee Millward <lee.millward@codesourcery.com>
10150 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10151 (expand_builtin_nonlocal_goto): Change parameter to be entire
10152 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10153 (expand_builtin_prefetch): Likewise.
10154 (expand_builtin_classify_type): Likewise.
10155 (mathfn_built_in): Return NULL_TREE instead of 0.
10156 (expand_errno_check): Use new CALL_EXPR accessors.
10157 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10158 Return NULL_RTX instead of 0.
10159 (expand_builtin_mathfn_2): Likewise.
10160 (expand_builtin_mathfn_3): Likewise.
10161 (expand_builtin_interclass_mathfn): Likewise.
10162 (expand_builtin_sincos): Likewise.
10163 (expand_builtin_cexpi): Likewise.
10164 (expand_builtin_int_roundingfn): Likewise.
10165 (expand_builtin_int_roundingfn_2): Likewise.
10166 (expand_builtin_pow): Likewise.
10167 (expand_builtin_powi): Likewise.
10168 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10169 of arglist, fixing callers appropriately. Use new CALL_EXPR
10170 accessors and constructors. Return NULL_RTX instead of 0.
10171 (expand_builtin_strstr): Likewise.
10172 (expand_builtin_strchr): Likewise.
10173 (expand_builtin_strrchr): Likewise.
10174 (expand_builtin_strpbrk): Likewise.
10175 (expand_builtin_memcpy): Likewise.
10176 (expand_builtin_mempcpy): Likewise.
10177 (expand_builtin_mempcpy_args): New.
10178 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10179 (expand_builtin_memmove_args): New.
10180 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10181 (expand_movstr): Likewise.
10182 (expand_builtin_strcpy): Likewise.
10183 (expand_builtin_strcpy_args): New.
10184 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10185 (expand_builtin_strncpy): Likewise.
10186 (expand_builtin_memset): Likewise.
10187 (expand_builtin_memset_args): New.
10188 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10189 (expand_builtin_memcmp): Likewise.
10190 (expand_builtin_strcmp): Likewise.
10191 (expand_builtin_strncmp): Likewise.
10192 (expand_builtin_strcat): Likewise.
10193 (expand_builtin_strncat): Likewise.
10194 (expand_builtin_strspn): Likewise.
10195 (expand_builtin_strcspn): Likewise.
10196 (expand_builtin_args_info): Likewise.
10197 (expand_builtin_va_start): Likewise.
10198 (gimplify_va_arg_expr): Likewise.
10199 (expand_builtin_va_end): Likewise.
10200 (expand_builtin_va_copy): Likewise.
10201 (expand_builtin_frame_address): Likewise.
10202 (expand_builtin_alloca): Likewise.
10203 (expand_builtin_bswap): Likewise.
10204 (expand_builtin_unop): Likewise.
10205 (expand_builtin_fputs): Likewise.
10206 (expand_builtin_expect): Likewise.
10207 (expand_builtin_fabs): Likewise.
10208 (expand_builtin_copysign): Likewise.
10209 (expand_builtin_printf): Likewise.
10210 (expand_builtin_fprintf): Likewise.
10211 (expand_builtin_sprintf): Likewise.
10212 (expand_builtin_init_trampoline): Likewise.
10213 (expand_builtin_signbit): Likewise.
10214 (expand_builtin_fork_or_exec): Likewise.
10215 (expand_builtin_sync_operation): Likewise.
10216 (expand_builtin_compare_and_swap): Likewise.
10217 (expand_builtin_lock_test_and_set): Likewise.
10218 (expand_builtin_lock_release): Likewise.
10219 (expand_builtin): Likewise.
10220 (builtin_mathfn_code): Likewise.
10222 (fold_builtin_constant_p): Pass call arguments individually instead
10223 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10224 accessors and constructors. Return NULL_TREE instead of 0.
10225 (fold_builtin_expect): Likewise.
10226 (fold_builtin_classify_type): Likewise.
10227 (fold_builtin_strlen): Likewise.
10228 (fold_builtin_nan): Likewise.
10229 (integer_valued_real_p): Likewise.
10230 (fold_trunc_transparent_mathfn): Likewise.
10231 (fold_fixed_mathfn): Likewise.
10232 (fold_builtin_cabs): Likewise.
10233 (fold_builtin_sqrt): Likewise.
10234 (fold_builtin_cbrt): Likewise.
10235 (fold_builtin_cos): Likewise.
10236 (fold_builtin_cosh): Likewise.
10237 (fold_builtin_tan): Likewise.
10238 (fold_builtin_sincos): Likewise.
10239 (fold_builtin_cexp): Likewise.
10240 (fold_builtin_trunc): Likewise.
10241 (fold_builtin_floor): Likewise.
10242 (fold_builtin_ceil): Likewise.
10243 (fold_builtin_round): Likewise.
10244 (fold_builtin_int_roundingfn): Likewise.
10245 (fold_builtin_bitop): Likewise.
10246 (fold_builtin_bswap): Likewise.
10247 (fold_builtin_logarithm): Likewise.
10248 (fold_builtin_hypot): Likewise.
10249 (fold_builtin_pow): Likewise.
10250 (fold_builtin_powi): Likewise.
10251 (fold_builtin_exponent): Likewise.
10252 (fold_builtin_memset): Likewise.
10253 (fold_builtin_bzero): Likewise.
10254 (fold_builtin_memory_op): Likewise.
10255 (fold_builtin_bcopy): Deleted; call site changed to invoke
10256 fold_builtin_memory_op directly.
10257 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10258 (fold_builtin_strncpy): Likewise.
10259 (fold_builtin_memcmp): Likewise.
10260 (fold_builtin_strcmp): Likewise.
10261 (fold_builtin_strncmp): Likewise.
10262 (fold_builtin_signbit): Likewise.
10263 (fold_builtin_copysign): Likewise.
10264 (fold_builtin_isascii): Likewise.
10265 (fold_builtin_toascii): Likewise.
10266 (fold_builtin_isdigit): Likewise.
10267 (fold_builtin_fabs): Likewise.
10268 (fold_builtin_abs): Likewise.
10269 (fold_builtin_fmin_fmax): Likewise.
10270 (fold_builtin_carg): Likewise.
10271 (fold_builtin_classify): Likewise.
10272 (fold_builtin_unordered_cmp): Likewise.
10274 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10275 New functions split out from fold_builtin_1.
10276 (fold_builtin_n): New.
10277 (fold_builtin_varargs): New.
10278 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10280 (fold_call_expr): New.
10281 (build_function_call_expr): Rewrite to use new helper function.
10282 (fold_builtin_call_list): New.
10283 (build_call_expr): New.
10284 (fold_builtin_call_valist): New.
10285 (rewrite_call_expr): New.
10286 (validate_arg): New.
10287 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10288 of an arglist. Change return type to bool. Use new CALL_EXPR
10291 (fold_builtin_strstr): Pass call arguments individually instead
10292 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10293 accessors and constructors. Return NULL_TREE instead of 0.
10294 (fold_builtin_strchr): Likewise.
10295 (fold_builtin_strrchr): Likewise.
10296 (fold_builtin_strpbrk): Likewise.
10297 (fold_builtin_strcat): Likewise.
10298 (fold_builtin_strncat): Likewise.
10299 (fold_builtin_strspn): Likewise.
10300 (fold_builtin_strcspn): Likewise.
10301 (fold_builtin_fputs): Likewise.
10302 (fold_builtin_next_arg): Likewise.
10303 (fold_builtin_sprintf): Likewise.
10305 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10306 NULL_RTX instead of 0.
10307 (expand_builtin_memory_chk): Likewise.
10308 (maybe_emit_chk_warning): Likewise.
10309 (maybe_emit_sprintf_chk_warning): Likewise.
10311 (fold_builtin_object_size): Pass call arguments individually instead
10312 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10313 accessors and constructors. Return NULL_TREE instead of 0.
10314 (fold_builtin_memory_chk): Likewise.
10315 (fold_builtin_stxcpy_chk): Likewise.
10316 (fold_builtin_strncpy_chk): Likewise.
10317 (fold_builtin_strcat_chk): Likewise.
10318 (fold_builtin_strcat_chk): Likewise.
10319 (fold_builtin_strncat_chk): Likewise.
10320 (fold_builtin_sprintf_chk): Likewise.
10321 (fold_builtin_snprintf_chk): Likewise.
10322 (fold_builtin_printf): Likewise.
10323 (fold_builtin_vprintf): Likewise.
10325 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10327 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10328 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10329 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10330 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10331 (fold_unary): Likewise.
10332 (fold_binary): Likewise.
10333 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10334 ternary expressions.
10335 (fold): Add logic for tcc_vl_exp.
10336 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10337 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10338 (fold_build3_stat): Add assertion to flag broken interface for
10339 constructing CALL_EXPRs.
10340 (fold_build_call_list): New.
10341 (fold_build_call_list_initializer): New.
10342 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10344 (fold_strip_sign_ops): Likewise.
10346 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10347 Brooks Moses <brooks.moses@codesourcery.com>
10348 Lee Millward <lee.millward@codesourcery.com>
10350 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10351 accessors and dump arguments explicitly.
10353 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10355 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10357 (print_call_name): Use new CALL_EXPR accessors.
10359 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10360 CALL_EXPR arguments explicitly instead of as a list. Use
10361 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10363 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10364 (vrp_visit_stmt): Likewise.
10366 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10367 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10369 (force_move_till_expr): Likewise.
10371 * targhooks.c (default_external_stack_protect_fail): Use
10372 build_call_expr instead of build_function_call_expr.
10373 (default_hidden_stack_protect_fail): Likewise.
10375 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10378 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10379 and walk arguments explicitly.
10381 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10382 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10383 (expand_simple_operations): Likewise.
10384 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10386 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10387 of TREE_CODE_LENGTH.
10388 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10390 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10391 instead of TREE_CODE_LENGTH.
10393 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10394 (tree_ic_transform): Likewise.
10395 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10396 parameter instead of arglist. Fix callers.
10397 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10398 (tree_stringops_transform): Likewise.
10399 (tree_indirect_call_to_profile): Likewise.
10400 (tree_stringops_values_to_profile): Likewise.
10402 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10403 (eliminate_tail_call): Likewise.
10405 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10407 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10408 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10410 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10412 * omp-low.c (build_omp_barrier): Use build_call_expr.
10413 (lower_rec_input_clauses): Likewise.
10414 (lower_reduction_clauses): Likewise.
10415 (expand_parallel_call): Likewise.
10416 (maybe_catch_exception): Likewise.
10417 (expand_omp_for_generic): Likewise.
10418 (expand_omp_for_static_nochunk): Likewise.
10419 (expand_omp_sections): Likewise.
10420 (lower_omp_single_simple): Likewise.
10421 (lower_omp_single_copy): Likewise.
10422 (lower_omp_master): Likewise.
10423 (lower_omp_ordered): Likewise.
10424 (lower_omp_critical): Likewise.
10426 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10427 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10429 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10430 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10431 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10433 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10434 and generalize to handle any number of operands.
10435 (chrec_contains_undetermined): Likewise.
10436 (tree_contains_chrecs): Likewise.
10437 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10439 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10441 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10442 fold_call_expr instead of fold_builtin.
10443 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10444 match declarations there.
10445 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10448 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10449 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10451 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10452 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10454 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10457 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10458 (execute_cse_sincos): Use new CALL_EXPR accessors.
10460 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10462 * gimple-low.c (lower_function_body): Use build_call_expr.
10463 (lower_builtin_setjmp): Likewise.
10465 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10466 (set_storage_via_libcall): Likewise.
10467 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10468 instead of TREE_CODE_LENGTH.
10469 (expand_expr_real_1): Use new CALL_EXPR accessors.
10471 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10472 generalize to handle any number of operands.
10473 (TB_parent_eq): Likewise.
10475 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10476 (strip_builtin_expect): Likewise.
10478 * function.c (gimplify_parameters): Use build_call_expr.
10480 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10481 instead of TREE_CODE_LENGTH.
10483 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10484 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10486 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10489 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10490 (gimplify_decl_expr): Likewise.
10491 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10492 Use new CALL_EXPR iterators.
10493 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10494 (gimplify_modify_expr_to_memset): Likewise.
10495 (gimplify_variable_sized_compare): Likewise.
10496 (gimplify_omp_atomic_fetch_op): Likewise.
10497 (gimplify_omp_atomic_pipeline): Likewise.
10498 (gimplify_omp_atomic_mutex): Likewise.
10499 (gimplify_function_tree): Likewise.
10501 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10502 (call_expr_flags): Likewise.
10503 (expand_call): Likewise.
10505 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10506 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10509 * coverage.c (create_coverage): Use build_call_expr.
10511 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10512 (temp_call_expr_obstack): New.
10513 (pool_copy_list): Delete.
10514 (temp_copy_call_expr): New.
10515 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10516 CALL_EXPR accessors. Get rid of special goo for copying argument
10517 lists and use temp_copy_call_expr instead.
10518 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10519 CALL_EXPR accessors.
10520 (create_expression_by_pieces): Likewise. Use build_call_array
10521 to construct the result instead of fold_build3.
10522 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10523 dealing with argument lists.
10524 (init_pre): Remove references to expression_node_pool and
10525 list_node_pool. Init temp_call_expr_obstack instead.
10526 (fini_pre): Remove references to expression_node_pool and
10529 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10530 and walk arguments explicitly instead of as a list.
10532 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10533 (mx_register_decls): Likewise.
10534 (mudflap_register_call): Likewise.
10535 (mudflap_finish_file): Likewise.
10537 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10538 (ipa_callsite_compute_param): Likewise.
10540 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10541 accessors and constructor.
10543 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10544 accessors and constructor.
10545 (convert_tramp_reference): Likewise.
10546 (convert_call_expr): Likewise.
10547 (finalize_nesting_tree_1): Likewise.
10549 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10552 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10554 * tree-inline.c (initialize_inlined_parameters): Pass entire
10555 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10557 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10558 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10560 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10561 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10562 (vectorizable_reduction): Likewise.
10563 (vectorizable_call): Use new CALL_EXPR iterators.
10564 (vectorizable_conversion): Use build_call_expr.
10565 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10566 (vect_gen_widened_results_half): Use build_call_expr.
10567 (vect_setup_realignment): Likewise.
10568 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10570 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10571 (pass_through_call): Likewise.
10572 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10575 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10576 (tree_gen_pow2_profiler): Likewise.
10577 (tree_gen_one_value_profiler): Likewise.
10578 (tree_gen_ic_func_profiler): Likewise.
10579 (tree_gen_average_profiler): Likewise.
10580 (tree_gen_ior_profiler): Likewise.
10582 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10583 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10584 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10586 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10587 of TREE_CODE_LENGTH.
10589 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10590 of TREE_CODE_LENGTH.
10592 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10594 (convert_to_integer): Likewise.
10596 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10599 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10600 Brooks Moses <brooks.moses@codesourcery.com>
10601 Lee Millward <lee.millward@codesourcery.com>
10603 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10605 * config/frv/frv.c (frv_expand_builtin): Likewise.
10606 * config/s390/s390.c (s390_expand_builtin): Likewise.
10608 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10609 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10611 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10612 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10613 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10614 (ix86_expand_store_builtin): Likewise.
10615 (ix86_expand_unop_builtin): Likewise.
10616 (ix86_expand_unop1_builtin): Likewise.
10617 (ix86_expand_sse_compare): Likewise.
10618 (ix86_expand_sse_comi): Likewise.
10619 (ix86_expand_vec_init_builtin): Likewise.
10620 (ix86_expand_vec_ext_builtin): Likewise.
10621 (ix86_expand_vec_set_builtin): Likewise.
10622 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10624 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10625 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10627 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10628 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10629 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10631 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10633 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10634 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10635 arglist. Use new CALL_EXPR accessors. Fix callers.
10636 (altivec_expand_abs_builtin): Likewise.
10637 (rs6000_expand_binop_builtin): Likewise.
10638 (altivec_expand_predicate_builtin): Likewise.
10639 (altivec_expand_lv_builtin): Likewise.
10640 (spe_expand_stv_builtin): Likewise.
10641 (altivec_expand_stv_builtin): Likewise.
10642 (rs6000_expand_ternop_builtin): Likewise.
10643 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10644 (altivec_expand_st_builtin): Likewise.
10645 (altivec_expand_dst_builtin): Likewise.
10646 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10647 arglist. Use new CALL_EXPR accessors. Fix callers.
10648 (altivec_expand_vec_set_builtin): Likewise.
10649 (altivec_expand_vec_ext_builtin): Likewise.
10650 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10651 (spe_expand_builtin): Likewise.
10652 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10653 arglist. Use new CALL_EXPR accessors. Fix callers.
10654 (spe_expand_evsel_builtin): Likewise.
10655 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10656 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10658 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10659 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10660 (arm_expand_unop_builtin): Likewise.
10661 (arm_expand_builtin): Use new CALL_EXPR accessors.
10663 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10666 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10667 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10668 (bfin_expand_unop_builtin): Likewise.
10669 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10672 Brooks Moses <brooks.moses@codesourcery.com>
10673 Lee Millward <lee.millward@codesourcery.com>
10675 * c-semantics.c (build_stmt): Add internal diagnostic check.
10677 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10678 accessors. Print arguments explicitly instead of as a list.
10680 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10682 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10683 (c_finish_omp_flish): Likewise.
10685 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10686 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10687 instead of TREE_CODE_LENGTH.
10688 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10689 (c_warn_unused_result): Likewise.
10691 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10694 * doc/invoke.texi (Warning Options): Remove
10695 -Werror-implicit-function-declaration.
10696 (Wimplicit-function-declaration): Update description.
10697 * opts.c (common_handle_option): Move handling of -Werror=* to...
10698 (enable_warning_as_error): ...here.
10699 * opts.h (enable_warning_as_error): Declare.
10700 * c-decl.c (implicit_decl_warning): Unless
10701 -Wno-implicit-function-declaration is given, emit a pedwarn if
10702 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10703 * c.opt (Wimplicit-function-declaration): Replace
10704 mesg_implicit_function_declaration with
10705 warn_implicit_function_declaration.
10706 * c-opts.c (c_common_handle_option):
10707 -Werror-implicit-function-declaration is exactly equal as
10708 -Werror=implicit-function-declaration.
10709 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10710 warn_implicit_function_declaration.
10711 (c_common_post_options): -Wimplict-function-declaration is enabled
10712 by default by -std=c99, otherwise is disabled by default.
10713 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10715 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10717 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10718 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10719 former is ignored but not the latter.
10721 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10723 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10724 is made and the reference doesn't use the alias set of its type,
10725 do not create the temporary using that type.
10727 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10729 * jump.c: Remove prototypes for delete_computation and
10730 delete_prior_computation.
10732 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10734 * jump.c (get_label_after): Delete.
10735 (get_label_before, delete_computation, delete_jump,
10736 delete_prior_computation, follow_jumps): Move...
10737 * reorg.c (delete_computation, delete_prior_computation): ... here...
10738 (get_label_before, delete_jump): ... making these static ...
10739 (follow_jumps): ... and simplifying this since it only runs after
10741 * rtl.h (get_label_after, get_label_before, delete_jump,
10742 follow_jumps): Delete prototypes.
10744 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10746 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10748 2007-02-15 Nick Clifton <nickc@redhat.com>
10750 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10751 order to prevent it from being munged by the target.
10753 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.md: Remove misleading comment.
10757 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10759 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10760 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10763 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10765 * tree-sra.c (instantiate_missing_elements): Canonicalize
10767 (sra_build_assignment): New.
10768 (generate_copy_inout, generate_element_copy,
10769 generate_element_zero, generate_one_element_init): Use it.
10771 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10773 * tree-sra.c (instantiate_missing_elements): Canonicalize
10775 (sra_build_assignment): New.
10776 (generate_copy_inout, generate_element_copy,
10777 generate_element_zero, generate_one_element_init): Use it.
10779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10781 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10784 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10786 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10787 types as aggregates not scalars.
10788 * function.c (assign_stack_temp_for_type): Likewise.
10790 2007-02-14 Roger Sayle <roger@eyesopen.com>
10791 Zdenek Dvorak <dvorakz@suse.cz>
10793 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10796 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10798 * passes.c (next_pass_1): Clear the next field of the copied
10801 2007-02-14 Richard Henderson <rth@redhat.com>
10803 * tree-sra.c (early_sra): New.
10804 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10805 (tree_sra_early, pass_sra_early): New.
10806 * tree-pass.h (pass_sra_early): Declare.
10807 * passes.c (init_optimization_passes): Use it.
10809 2007-02-14 Richard Guenther <rguenther@suse.de>
10811 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10813 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10815 PR tree-optimization/30771
10816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10818 (vect_analyze_operations): Induction phis can now be marked as
10820 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10821 Update documentation accordingly.
10823 2007-02-14 Nick Clifton <nickc@redhat.com>
10825 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10826 most 3 arguments are supported.
10827 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10829 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10831 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10832 Ensure dst->current is valid.
10834 2007-02-13 Paul Brook <paul@codesourcery.com>
10836 * config.gcc: Add arm*-*-uclinux-*eabi.
10837 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10838 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10839 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10840 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10841 (LINK_SPEC): Define.
10842 (LIB_SPEC): Define.
10843 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10845 * config/arm/uclinux-eabi.h: New file.
10846 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10847 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10850 2007-02-13 Ian Lance Taylor <iant@google.com>
10852 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10853 * flags.h (warn_strict_overflow): Declare.
10854 (enum warn_strict_overflow_code): Define.
10855 (issue_strict_overflow_warning): New static inline function.
10856 * opts.c (warn_strict_overflow): New variable.
10857 (common_handle_option): Handle OPT_Wstrict_overflow and
10858 OPT_Wstrict_overflow_.
10859 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10861 * fold-const.c: Include intl.h.
10862 (fold_deferring_overflow_warnings): New static variable.
10863 (fold_deferred_overflow_warning): New static variable.
10864 (fold_deferred_overflow_code): New static variable.
10865 (fold_defer_overflow_warnings): New function.
10866 (fold_undefer_overflow_warnings): New function.
10867 (fold_undefer_and_ignore_overflow_warnings): New function.
10868 (fold_deferring_overflow_warnings_p): New function.
10869 (fold_overflow_warning): New static function.
10870 (make_range): Add strict_overflow_p parameter. Change all
10872 (extract_muldiv, extract_muldiv_1): Likewise.
10873 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10874 tree_expr_nonnegative_p.
10875 (fold_negate_expr): Call fold_overflow_warning.
10876 (fold_range_test): Likewise.
10877 (fold_comparison): Likewise.
10878 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10879 instead of tree_expr_nonnegative_p.
10880 (tree_expr_nonnegative_warnv_p): Rename from
10881 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10882 (tree_expr_nonnegative_p): New function.
10883 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10884 strict_overflow_p parameter.
10885 (tree_expr_nonzero_p): New function.
10886 * passes.c (verify_interpass_invariants): New static function.
10887 (execute_one_pass): Call it.
10888 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10890 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10891 (estimate_numbers_of_iterations): Likewise.
10892 (scev_probably_wraps_p): Likewise.
10893 * tree-ssa-ccp.c: Include "toplev.h".
10894 (evaluate_stmt): Defer fold overflow warnings until we know we are
10896 (struct fold_stmt_r_data): Add stmt field.
10897 (fold_stmt_r): Defer fold overflow warnings until we know we
10899 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10900 (fold_stmt_inplace): Likewise.
10901 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10902 (cleanup_control_expr_graph): Defer fold overflow warnings until
10903 we know we are going to optimize.
10904 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10905 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10907 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10908 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10909 * tree-ssa-loop-manip.c (create_iv): Likewise.
10910 * c-typeck.c (build_conditional_expr): Likewise.
10911 (build_binary_op): Likewise.
10912 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10913 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10914 (extract_range_from_unary_expr): Likewise.
10915 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10916 assuming that signed overflow does not occur.
10917 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10918 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10919 (fold_defer_overflow_warnings): Declare.
10920 (fold_undefer_overflow_warnings): Declare.
10921 (fold_undefer_and_ignore_overflow_warnings): Declare.
10922 (fold_deferring_overflow_warnings_p): Declare.
10923 (tree_expr_nonzero_warnv_p): Declare.
10924 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10925 of warning options.
10926 (Warning Options): Document -Wstrict-overflow.
10927 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10928 (tree-ssa-ccp.o): Likewise.
10929 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10930 (fold-const.o): Depend on intl.h.
10932 2007-02-13 Ian Lance Taylor <iant@google.com>
10934 PR middle-end/30751
10935 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10938 2007-02-13 Stuart Hastings <stuart@apple.com>
10940 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10942 2007-02-13 Richard Henderson <rth@redhat.com>
10944 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10945 handled_component_p before looking for the indirect_ref.
10947 2007-02-13 Richard Henderson <rth@redhat.com>
10949 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10950 remove flags clobber.
10951 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10952 (bswaphi_lowpart): New.
10953 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10954 remove TARGET_BSWAP test. Delete expander of the same name.
10956 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10957 (expand_unop): Use them.
10959 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10961 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10962 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10963 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10964 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10965 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10966 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10967 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10968 assembler dialect choice from asm templates.
10970 2007-02-12 Richard Henderson <rth@redhat.com>
10972 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10973 (fixuns_trunc<SSEMODEF>si2): Use it.
10974 * config/i386/sse.md (vec_setv4sf_0): Export.
10975 * config/i386/i386.c (ix86_build_const_vector): Export.
10976 (ix86_split_convert_uns_si_sse): Rename from
10977 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10978 * config/i386/i386-protos.h: Update.
10980 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10983 * c-typeck.c (c_finish_return): Improve warning message.
10985 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10987 * alias.c (find_symbolic_term): Delete unused function.
10989 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10991 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10992 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10993 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10995 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10997 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10998 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10999 the function, temporarily point the debug interface to the null one.
11001 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11003 * dwarf2out.c (round_up_to_align): New static function.
11004 (field_byte_offset): Use it to round the offset.
11006 2007-02-12 Richard Henderson <rth@redhat.com>
11008 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11009 (inswl_const): Export.
11011 2007-02-12 Richard Henderson <rth@redhat.com>
11013 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11014 result mode of the libcall, convert back to outmode.
11016 2007-02-12 Roger Sayle <roger@eyesopen.com>
11018 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11019 (bswapdi2): New define_expand to implement 32-bit implementation.
11021 2007-02-12 Nick Clifton <nickc@redhat.com>
11023 * doc/invoke.texi (Overall Options): Document --help=.
11024 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11025 (cc1_options): Pass --help= on to cc1.
11026 (display_help): Add description of --help=.
11027 (process_command): Add code to handle --help=. Allow translated
11028 --help and --target-help switches to be passed on to compiler
11030 (main): Remove unused if statement.
11031 * opts.c (columns): Remove.
11032 (LEFT_COLUMN): Define.
11033 (wrap_help): Add columns argument.
11034 (print_filtered_help): Change parameters to be an include bitmask,
11035 an exclude bitmask, an any bitmask and the column width. Move the
11036 code to display the params list here. Add code to display the
11037 status of options rather than their descriptions if the quiet flag
11039 (print_specific_help): Change parameters to be an include bitmask,
11040 an exclude bitmask and an any bitmask. Move code to look up the
11041 column width here. Decide upon the title for an options listing.
11042 (common_handle_options): Add code to handle --help=. Adapt code
11043 for --help and --target-help to use the revised form of the
11044 print_specific_help function.
11045 (print_help): Delete.
11046 (print_param_help): Delete.
11047 (print_switch): Delete.
11048 * opts.h (cl_lang_count): Add prototype.
11049 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11050 CL_MAX_OPTION_CLASS): New defines.
11051 * optc-gen.awk: Add construction of cl_lang_count.
11052 * c.opt: Add Warning attribute to warning options and Optimization
11053 attribute to optimization options.
11054 * common.opt: Likewise.
11056 Add -fhelp and -ftarget-help as aliases for the transformed --help
11057 and --target-help options.
11058 * opt-functions.awk: Add code to handle Warning and Optimization
11061 2007-02-12 Richard Henderson <rth@redhat.com>
11063 * config/alpha/constraints.md: New file.
11064 * config/alpha/alpha.c: Include tm-constrs.h.
11065 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11066 alpha_extra_constraint): Remove.
11067 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11068 * config/alpha/alpha-protos.h: Update.
11069 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11070 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11071 (EXTRA_CONSTRAINT): Remove.
11072 * config/alpha/alpha.md: Include constraints.md.
11073 (adddi splitter): Use satisfies_constraint_*.
11074 * config/alpha/predicates.md (add_operand): Likewise.
11075 (sext_add_operand, addition_operation): Likewise.
11077 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11079 PR tree-optimization/29145
11080 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11081 in our handling of restrict qualified pointers.
11083 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11086 * doc/invoke.texi (Wunused-value): Update description.
11087 (Wextra): Delete item.
11088 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11089 value of Wunused-value.
11090 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11091 (c_finish_stmt_expr): Don't check extra_warnings.
11092 (emit_side_effect_warnings): The caller is responsible to check
11095 2007-02-11 Roger Sayle <roger@eyesopen.com>
11096 Matt Thomas <matt@3am-software.com>
11098 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11100 2007-02-11 Roger Sayle <roger@eyesopen.com>
11102 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11103 comparisons of POPCOUNT against zero.
11104 (simplify_const_relational_operation): Likewise.
11106 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11108 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11110 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11112 * dwarf2out.c (root_type): Delete unused function.
11114 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11116 * genattrtab.c (contained_in_p): Delete unused function.
11117 (write_expr_attr_cache): Likewise.
11119 2007-02-11 Jan Hubicka <jh@suse.cz>
11121 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11124 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11126 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11127 to add the REG_EQ* note.
11128 * see.c (see_merge_one_use_extension): Likewise.
11129 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11130 turn REG_EQUAL notes into REG_EQUIV notes if the target
11131 register may have more than one set.
11132 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11133 * gcse.c (try_replace_reg): Likewise.
11134 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11135 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11136 more than one REG_EQUIV note.
11137 * reload1.c (gen_reload): Use set_unique_reg_note.
11139 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11142 (ix86_builtin_conversion): New function.
11144 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11147 * tree.h (DECL_REPLACEABLE_P): New macro.
11148 * except.c (set_nothrow_function_flags): Likewise.
11150 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11151 Ira Rosen <irar@il.ibm.com>
11152 Dorit Nuzman <dorit@il.ibm.com>
11154 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11155 * targhooks.c (default_builtin_vectorized_conversion): New.
11156 * targhooks.h (default_builtin_vectorized_function): New declaration.
11157 * target.h (struct vectorize): Add builtin_conversion field.
11158 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11159 stmt_vec_info_type value.
11160 (vectorizable_conversion): New declaration.
11161 * tree-vect-analyze.c (vect_analyze_operations): Add
11162 vectorizable_conversion call.
11163 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11164 * tree-vect-transform.c (vectorizable_conversion): New function.
11165 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11166 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11168 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11169 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11170 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11171 or ALTIVEC_BUILTIN_VCFSX.
11173 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11176 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11177 CONST_DOUBLE and operand 0 is a hard register.
11178 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11179 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11180 is a hard floating-point register.
11182 2007-02-10 Richard Henderson <rth@redhat.com>
11183 Jakub Jelinek <jakub@redhat.com>
11184 Alexandre Oliva <aoliva@redhat.com>
11186 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11187 * builtin-types.def (BT_WORD): Make unsigned.
11188 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11189 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11190 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11191 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11192 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11193 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11195 * expr.c (emutls_var_address): New.
11196 (expand_expr_real_1): Expand emulated tls.
11197 (expand_expr_addr_expr_1): Likewise.
11198 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11199 * output.h (emutls_finish): Declare.
11200 * toplev.c (compile_file): Call it.
11201 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11202 address before wrapping in CONST.
11203 * varasm.c (emutls_htab, emutls_object_type): New.
11204 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11205 (get_emutls_object_name, get_emutls_object_type): New.
11206 (get_emutls_init_templ_addr, emutls_decl): New.
11207 (emutls_common_1, emutls_finish): New.
11208 (assemble_variable): When emulating tls, swap decls; generate
11209 constructor for the emutls objects.
11210 (do_assemble_alias): When emulating tls, swap decl and target name.
11211 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11213 * varpool.c (decide_is_variable_needed): Look at force_output.
11214 Recurse for emulated tls.
11215 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11216 with decide_is_variable_needed.
11217 * emutls.c: New file.
11218 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11219 tls_object for real tls.
11221 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11223 PR rtl-optimization/29599
11224 * reload1.c (eliminate_regs_in_insn): Take the destination
11225 mode into account when computing the offset.
11227 2007-02-09 Stuart Hastings <stuart@apple.com>
11228 Richard Henderson <rth@redhat.com>
11230 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11231 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11232 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11233 fixuns_truncdfhi2): New.
11234 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11235 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11236 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11237 (floatunssidf2): Allow nonimmediate source.
11238 * config/i386/sse.md (movdi_to_sse): New.
11239 (vec_concatv2di): Drop '*'.
11240 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11241 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11242 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11244 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11245 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11246 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11247 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11248 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11249 ix86_build_const_vector.
11250 (x86_emit_floatuns): Rewrite.
11252 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11254 * genautomata.c (longest_path_length): Delete unused function.
11255 (struct state): Delete unused longest_path_length.
11256 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11257 (get_free_state): Delete unused.
11259 2007-02-09 Jan Hubicka <jh@suse.cz>
11261 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11262 * doc/invoke.texi (inline-unit-growth): Update default value.
11264 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11265 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11266 (rebuild_cgraph_edges): Likewise.
11267 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11268 (dump_cgraph_node): Dump frequencies.
11269 (cgraph_clone_edge): Add frequency scales.
11270 (cgraph_clone_node): Add freuqnecy.
11271 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11272 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11273 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11274 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11275 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11276 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11277 (save_inline_function_body): Likewise.
11278 * ipa-inline.c: inluce rtl.h
11279 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11280 (cgraph_edge_badness): Use frequencies.
11281 (cgraph_decide_recursive_inlining): Update clonning.
11282 (cgraph_decide_inlining_of_small_function): Dump frequency.
11283 * predict.c (estimate_bb_frequencies): Export.
11284 * predict.h (estimate_bb_frequencies): Declare.
11285 * tree-inline.c (copy_bb): Watch overflows.
11286 (expand_call_inline): Update call of cgraph_create_edge.
11287 (optimize_inline_calls): Use TODO flags to update frequnecies.
11288 * passes.h: Include predict.h
11289 (init_optimization_passes): Move profile ahead.
11290 (execute_function_todo): Handle TODO_rebuild_frequencies.
11292 2007-02-09 Roger Sayle <roger@eyesopen.com>
11294 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11295 the insbl or inswl pattern into a register.
11297 2007-02-09 Roger Sayle <roger@eyesopen.com>
11299 * config/ia64/ia64.md (bswapdi2): New define_insn.
11301 2007-02-09 Richard Henderson <rth@redhat.com>
11303 * config/i386/constraints.md (Ym): New constraint.
11304 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11305 (movdi_1_rex64): Split sse and xmm general register moves from
11306 memory move alternatives. Use conditional register constraints.
11307 (movsf_1, movdf_integer): Likewise.
11308 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11309 (movdf_integer_rex64): New.
11310 (pushsf_rex64): Fix output constraints.
11311 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11312 (sse2_stored): Likewise.
11313 (sse2_storeq_rex64): New.
11314 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11315 amd and not generic.
11316 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11317 for optimize_size. Remove SF/DFmode hack.
11319 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11321 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11324 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11325 Richard Sandiford <richard@codesourcery.com>
11327 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11328 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11329 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11330 m68k/t-mlib to tmake_file.
11331 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11332 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11333 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11334 Allow it to be cf or m68k. Set m68k_arch_family. If that
11335 variable is not empty, add t-$m68k_arch_family to tmake_file.
11336 Add t-mlibs to tmake_file.
11337 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11338 * config/m68k/t-cf: New file.
11339 * config/m68k/t-m68k: Likewise.
11340 * config/m68k/t-mlibs: Likewise.
11341 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11342 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11343 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11344 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11345 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11347 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11348 (INSTALL_LIBGCC): Delete.
11349 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11350 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11351 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11352 (M68K_MLIB_CPU): Define.
11353 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11354 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11355 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11357 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11358 Richard Guenther <rguenther@suse.de>
11360 PR middle-end/23361
11361 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11362 against INT_MIN/INT_MAX.
11363 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11364 file if a loop is removed.
11366 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11368 * calls.c (store_one_arg): Pass correct alignment to
11369 emit_push_insn for non-BLKmode values.
11370 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11371 unaligned stack slot via a suitably aligned slot.
11373 2007-02-08 DJ Delorie <dj@redhat.com>
11375 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11377 (legal_subregs): Use unsigned char, make const.
11378 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11380 2007-02-08 Paul Brook <paul@codesourcery.com>
11382 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11383 special interworking needed.
11385 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11387 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11388 conditional to __SSE2__.
11389 (Entries below should have been added to first ChangeLog
11390 entry for amdfam10 dated 2007-02-05)
11391 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11393 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11395 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11398 2007-02-08 DJ Delorie <dj@redhat.com>
11400 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11401 * config/m32c/m32c.c (legal_subregs): New.
11402 (m32c_illegal_subreg_p): New.
11403 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11404 unsupported subregs of hard regs.
11406 2007-02-08 Jan Hubicka <jh@suse.cz>
11408 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11409 the same one; always update histograms.
11411 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11413 * passes.c (init_optimization_passes): Tidy comment.
11415 2007-02-08 Roger Sayle <roger@eyesopen.com>
11417 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11418 strip zero_extend, bswap and rotates from POCOUNT's argument.
11419 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11420 zero_extend and rotates from PARITY's argument.
11421 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11422 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11423 of an integer constant at compile-time.
11425 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11428 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11430 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11433 * tree-ssa-live.c (remove_unused_locals): Do not remove
11434 TREE_ADDRESSABLE variables.
11435 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11436 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11437 FOR_CLOBBER. Update all users.
11438 If VAR has an associated alias set, add a virtual operand for
11439 it if no alias is found to conflict with the memory reference.
11441 2007-02-07 Jan Hubicka <jh@suse.cz>
11442 Robert Kidd <rkidd@crhc.uiuc.edu>
11444 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11446 2007-02-07 Ian Lance Taylor <iant@google.com>
11448 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11450 2007-02-07 Roger Sayle <roger@eyesopen.com>
11452 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11453 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11454 tablejumpdi, movsi_to_cr_one): Remove constraints from
11455 define_expand's match_operands.
11457 2007-02-07 Roger Sayle <roger@eyesopen.com>
11459 * global.c (compute_regsets): Move declatation of "i" inside of
11460 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11462 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11465 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11466 of INDIRECT_REF <RESULT_DECL>.
11468 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11470 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11471 Kaz Kojima <kkojima@gcc.gnu.org>
11474 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11476 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11478 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11480 * doc/loop.texi: Document possibility not to perform disambiguation
11481 of loops with multiple latches.
11482 * cfgloopmanip.c (alp_enum_p): Removed.
11483 (add_loop): Handle subloops. Use get_loop_body_with_size.
11484 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11485 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11486 the new forwarder block.
11487 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11488 Handle the case latch is NULL.
11489 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11490 when marking loop exits.
11491 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11493 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11494 disambiguate_loops_with_multiple_latches.
11495 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11496 before fix_loop_structure.
11497 * cfgloop.c: Include pointer-set.h and output.h.
11498 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11499 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11500 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11501 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11502 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11503 disambiguate_multiple_latches, get_loop_body_with_size,
11504 disambiguate_loops_with_multiple_latches): New functions.
11505 (flow_loop_dump): Dump multiple latch edges.
11506 (flow_loop_nodes_find): Handle loops with multiple latches.
11507 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11508 (glb_enum_p): Modified.
11509 (get_loop_body): Use get_loop_body_with_size.
11510 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11511 (AVOID_CFG_MODIFICATIONS): New constant.
11512 (disambiguate_loops_with_multiple_latches, add_loop,
11513 get_loop_body_with_size): Declare.
11514 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11516 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11518 PR inline-asm/28686
11519 * global.c (compute_regsets): New function.
11520 (global_alloc): Refactored ELIMINABLE_REGSET
11521 and NO_GLOBAL_ALLOC_REGS computation out.
11522 (rest_of_handle_global_alloc): Call compute_regsets()
11523 for non-optimizing case.
11525 2007-02-06 Richard Henderson <rth@redhat.com>
11527 * config/i386/constraints.md (Y2): Rename from Y.
11528 (Yi): New constraint.
11529 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11530 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11531 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11532 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11533 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11534 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11535 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11536 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11537 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11538 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11539 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11540 vec_extractv2si_1): Change Y constraints to Y2.
11541 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11542 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11543 Change Y constraints to Y2.
11544 (sse2_loadld): Change Y constraints to x.
11546 2007-02-06 Roger Sayle <roger@eyesopen.com>
11548 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11549 (parity<mode>2): New define_expand using rs6000_emit_parity.
11550 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11551 rs6000_emit_parity): New functions.
11552 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11553 rs6000_emit_parity): Prototype here.
11555 2007-02-06 Ian Lance Taylor <iant@google.com>
11557 * lower-subreg.c (simple_move_operand): Reject CONST.
11558 (resolve_clobber): Call validate_change rather than directly
11559 assigning to XEXP (pat, 0).
11561 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11563 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11564 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11565 (tree-cfg.o): Remove hashtab.h dependency.
11567 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11568 (struct ivopts_data): Change niters to pointer_map_t.
11569 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11570 (niter_for_exit): Create pointer_map on demand. Change for
11572 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11573 (free_loop_data): Destroy data->niters if created and reset field.
11574 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11575 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11577 * tree-ssa-reassoc.c: Include pointer-set.h.
11578 (bb_rank): Change to long *.
11579 (operand_rank): Change to pointer_map_t.
11580 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11581 (insert_operand_rank): Accept long.
11582 (operand_entry_hash, operand_entry_eq): Remove.
11583 (get_rank): Return long. Adjust for changes above.
11584 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11586 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11588 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11589 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11590 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11592 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11593 directly since it cannot be NULL.
11594 (get_vi_for_tree): Rewrite for pointer_map API.
11595 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11596 (init_alias_vars): Create vi_for_tree as pointer_map.
11597 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11599 * tree-cfg.c: Don't include hashtab.h.
11600 (edge_to_cases): Declare as pointer_map.
11601 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11603 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11604 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11605 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11607 (record_switch_edge): Delete.
11608 (get_cases_for_edge): Adjust for pointer_map API, inline
11609 record_switch_edge (rewritten for new API), remove goto.
11611 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11613 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11614 * tree-nested.c: Include pointer-set.h.
11615 (var_map_elt, var_map_eq, var_map_hash): Delete.
11616 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11617 to pointer_map_t's.
11618 (nesting_info_bitmap_obstack): New.
11619 (lookup_field_for_decl): Adjust for pointer_map API.
11620 (lookup_tramp_for_decl): Adjust for pointer_map API.
11621 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11622 (get_local_debug_decl): Adjust for pointer_map API.
11623 (convert_nl_goto_reference): Adjust for pointer_map API.
11624 (convert_nl_goto_receiver): Adjust for pointer_map API.
11625 (create_nesting_tree): Create outside GGC space. Create bitmap on
11626 the new obstack. Create field_map and var_map as pointer_maps.
11627 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11629 (lower_nested_functions): Move root here, no need to NULL it.
11630 Initialize and release the obstack.
11632 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11634 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11635 Remove prototypes and make them non-static.
11636 (struct tree_int_map): Remove.
11637 * tree.h (struct tree_int_map): Move here, turning TO into an
11639 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11641 * tree.h (TREE_COMPLEXITY): Remove.
11642 (struct tree_exp): Remove complexity field.
11643 * tree.c (build1_stat): Don't set it.
11645 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11646 Victor Kaplansky <victork@il.ibm.com>
11648 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11649 (vect_is_simple_reduction): Support reduction with induction as
11650 one of the operands.
11651 (vect_is_simple_iv_evolution): Fix formatting.
11652 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11653 formatting. Don't mark induction phis for vectorization.
11654 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11655 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11656 (vect_get_vec_def_for_operand): Support induction.
11657 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11659 (vectorizable_reduction): Support reduction with induction as one of
11661 (vectorizable_type_demotion): Use def-type of stmt argument rather
11662 than dummy def-type.
11664 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11665 flag_tree_scev_cprop.
11666 * common.opt (tree-scev-cprop): New flag.
11668 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11669 call to vect_get_new_vect_var.
11671 2007-02-06 Ira Rosen <irar@il.ibm.com>
11673 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11674 vectype is not NULL.
11675 (vect_pattern_recog_1): Likewise.
11677 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11679 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11680 (fold_negate_expr): Likewise.
11682 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11685 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11686 even if cv-qualification is the same.
11688 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11690 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11691 __enable_execute_stack on completion.
11693 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11695 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11696 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11697 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11698 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11699 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11700 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11701 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11702 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11706 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11707 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11708 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11709 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11710 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11711 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11712 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11713 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11714 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11715 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11716 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11717 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11718 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11719 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11720 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11721 sqrtextenddfxf2_i387): Added amdfam10_decode.
11723 * config/i386/athlon.md (athlon_idirect_amdfam10,
11724 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11725 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11726 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11727 athlon_ivector_store_amdfam10): New define_insn_reservation.
11728 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11733 * config/i386/athlon.md (athlon_call_amdfam10,
11734 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11735 define_insn_reservation.
11736 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11737 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11738 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11742 * config/i386/athlon.md (athlon_sseld_amdfam10,
11743 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11744 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11748 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11749 define_insn_reservation.
11750 * config/i386/i386.md (sseins): Added sseins to define_attr type
11751 and define_attr unit.
11752 * config/i386/sse.md: Set type attribute to sseins for insertq
11755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11757 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11758 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11759 ssecomi_load_amdfam10, ssecomi_amdfam10,
11760 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11761 define_insn_reservation.
11762 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11764 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11766 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11767 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11768 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11769 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11770 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11771 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11772 define_insn_reservation.
11774 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11775 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11776 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11777 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11778 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11782 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11783 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11784 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11785 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11786 athlon_ssemul_load_k8): Added amdfam10.
11788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11790 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11791 (x86_sse_unaligned_move_optimal): New variable.
11793 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11795 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11796 for unaligned vector SSE double/single precision loads for AMDFAM10.
11798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11800 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11801 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11802 Define TARGET_CPU_DEFAULT_amdfam10.
11803 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11804 (processor_type): Add PROCESSOR_AMDFAM10.
11806 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11807 processor_type in config/i386/i386.h.
11808 Enable imul peepholes for TARGET_AMDFAM10.
11810 * config.gcc: Add support for --with-cpu option for amdfam10.
11812 * config/i386/i386.c (amdfam10_cost): New variable.
11813 (m_AMDFAM10): New macro.
11814 (m_ATHLON_K8_AMDFAM10): New macro.
11815 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11816 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11817 x86_promote_QImode, x86_integer_DFmode_moves,
11818 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11819 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11820 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11821 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11822 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11823 Enable/disable for amdfam10.
11824 (override_options): Add amdfam10_cost to processor_target_table.
11825 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11826 processor_alias_table.
11827 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11828 (ix86_adjust_cost): Add code for amdfam10.
11830 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11832 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11833 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11834 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11835 * config/i386/i386.h: Add builtin definition for SSE4A.
11836 * config/i386/i386.md: Add support for ABM instructions
11837 (popcnt and lzcnt).
11838 * config/i386/sse.md: Add support for SSE4A instructions
11839 (movntss, movntsd, extrq, insertq).
11840 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11841 Add -march=amdfam10 flag.
11842 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11843 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11845 * doc/extend.texi: Add documentation for SSE4A builtins.
11847 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11849 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11851 2007-02-05 Richard Guenther <rguenther@suse.de>
11853 * tree-vectorizer.h (vectorizable_function): Add argument type
11854 argument, change return type.
11855 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11856 * tree-vect-transform.c (vectorizable_function): Handle extra
11857 argument, return vectorized function decl.
11858 (build_vectorized_function_call): Remove.
11859 (vectorizable_call): Handle calls with result and argument types
11860 differing. Handle loop vectorization factor correctly.
11861 * targhooks.c (default_builtin_vectorized_function): Adjust for
11863 * targhooks.h (default_builtin_vectorized_function): Likewise.
11864 * target.h (builtin_vectorized_function): Add argument type
11866 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11867 extra argument, allow vectorizing of lrintf.
11868 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11869 documentation of target hook.
11871 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11874 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11875 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11876 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11878 2007-02-05 Roger Sayle <roger@eyesopen.com>
11880 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11881 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11882 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11883 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11884 before canonicalizing sincos to cexpi.
11885 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11887 2007-02-05 Roger Sayle <roger@eyesopen.com>
11889 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11890 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11891 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11893 2007-02-05 Roger Sayle <roger@eyesopen.com>
11895 * mips-tfile.c (initialize_init_file): Correct endianness test.
11897 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11899 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11900 the 'y' constraint.
11902 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11904 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11905 saves in a PARALLEL before the register assignments.
11907 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11909 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11910 DWARF_FRAME_RETURN_COLUMN to be a general register.
11911 * dwarf2out.c (init_return_column_size): New function, split from...
11912 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11913 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11914 to be nongeneral registers.
11915 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11917 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11918 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11920 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11922 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11924 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11926 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11927 (remove_path): Use can_remove_branch_p and remove_branch instead
11928 of loop_delete_branch_edge.
11929 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11930 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11931 Update profile using scale_dominated_blocks_in_loop.
11932 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11933 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11934 (can_remove_branch_p, remove_branch): Declare.
11935 * tree-cfg.c (tree_can_remove_branch_p): New function.
11936 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11937 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11938 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11940 2007-02-05 Jan Hubicka <jh@suse.cz>
11942 PR middle-end/30696
11943 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11944 nodes in cgraph, don't remove offline copy of the function.
11946 2007-02-04 Jan Hubicka <jh@suse.cz>
11948 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11949 vectors might cause maybe_lookup_element_for_expr to be called
11950 on non-sra-candidate.
11952 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11954 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11955 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11956 spelling conventions.
11958 2007-02-04 Richard Guenther <rguenther@suse.de>
11960 PR middle-end/30636
11961 * fold-const.c (try_move_mult_to_index): Make sure to not
11962 overflow one dimension of a multi-dimensional array access.
11964 2007-02-04 Jan Hubicka <jh@suse.cz>
11966 * passes.c (init_optimization_passes): Reindent.
11968 2007-02-04 Jan Hubicka <jh@suse.cz>
11969 Eric Botcazou <ebotcazou@adacore.com>
11971 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11972 (execute_fixup_cfg): Break out the abnormal goto code.
11973 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11974 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11975 (optimize_inline_calls): Call make_nonlocal_label_edges.
11977 2007-02-04 Jan Hubicka <jh@suse.cz>
11979 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11980 true when something was changed.
11981 (rename_ssa_copies): When something was changed, do
11982 TODO_remove_unused_locals.
11983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11984 add TODO_remove_unused_locals when instruction was removed.
11986 2007-02-04 Jan Hubicka <jh@suse.cz>
11988 * ipa-inline.c (try_inline): Improve debug output; work on already
11990 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11991 call try_inline for already inlined edges too when flattening;
11992 inline also functions that make callee growth but overall unit size
11995 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11997 * config/m32c/bitops.md, config/m32c/jump.md,
11998 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11999 config/m32r/m32r.h, config/m32r/m32r.md,
12000 config/m32r/predicates.md, config/m68hc11/larith.asm,
12001 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12002 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12003 config/mips/mips-protos.h, config/mips/mips.c,
12004 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12005 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12006 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12007 spelling conventions.
12009 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12010 Follow spelling conventions.
12012 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12014 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12015 warn about C++0x compatibility.
12017 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12019 * config/h8300/h8300.c, config/h8300/h8300.h,
12020 config/h8300/h8300.md: Follow spelling conventions.
12022 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12024 PR middle-end/30667
12025 * combine.c (try_combine): Do not substitute source operand
12026 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12028 2007-02-03 Jan Hubicka <jh@suse.cz>
12030 PR gcov-profile/30650
12031 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12032 do not divide by zero for never executed counters.
12033 (tree_find_values_to_profile): Fix counters.
12034 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12036 2007-02-03 Ian Lance Taylor <iant@google.com>
12038 * lower-subreg.c (simple_move_operand): New static function,
12039 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12041 (simple_move): Call simple_move_operand.
12042 (find_decomposable_subregs): Add special handling of MEMs.
12043 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12044 meaning of return value. If we see a hard register, test whether
12045 it can store a word_mode value. Change all callers.
12047 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12049 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12050 ftrapv insns and expanders.
12051 (subdi3): Change define_expand operand 1 to arith11_operand, and
12052 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12053 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12054 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12057 PR middle-end/30174
12058 * varasm.c (notice_global_symbol): Treat global objects as weak when
12059 flag_shlib is true.
12061 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12063 * emit-rtl.c (dconstpi): Delete.
12064 (dconstsqrt2): New.
12065 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12066 * real.h (dconstpi): Delete.
12067 (dconstsqrt2): New.
12068 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12069 (fold_builtin_hypot): Likewise.
12071 2007-02-03 Tom Tromey <tromey@redhat.com>
12074 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12075 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12077 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12079 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12080 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12081 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12082 config/rs6000/cell.md, config/rs6000/darwin.h,
12083 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12084 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12085 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12086 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12087 typos. Follow spelling conventions.
12088 * doc/invoke.texi: Follow spelling conventions.
12090 2007-02-03 Roger Sayle <roger@eyesopen.com>
12092 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12093 canonicalization transformations that attempt to simplify integer
12094 constant comparisons to become comparisons against zero.
12096 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12098 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12100 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12101 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12103 2007-02-02 Mike Stump <mrs@apple.com>
12105 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12106 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12107 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12108 generate a branch island.
12110 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12112 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12113 (xtensa_legitimate_address_p): New.
12114 (xtensa_legitimize_address): New.
12115 (xtensa_output_addr_const_extra): New.
12116 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12118 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12119 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12120 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12121 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12122 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12123 (xtensa_legitimize_address): New.
12124 (xtensa_output_addr_const_extra): New.
12126 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12128 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12130 2007-02-02 Ian Lance Taylor <iant@google.com>
12132 * expmed.c (expand_divmod): Add comment.
12134 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12136 * emit-rtl.c (renumber_insns): Remove.
12137 * flags.h: Remove the extern for flag_renumber_insns.
12138 * rtl.h: Remove the prototype for renumber_insns.
12139 * toplev.c (flag_renumber_insns): Remove.
12141 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12143 Revert for x86 darwin:
12144 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12146 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12147 code before the following patch under TARGET_MACHO.
12148 (ix86_function_value_regno_p): Likewise.
12150 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12152 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12155 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12158 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12159 general or fp registers. Add comments.
12160 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12162 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12164 * pointer-set.c (insert_aux): Only return insertion slot.
12165 (pointer_set_insert): Adjust.
12166 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12167 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12168 pointer_map_traverse): New.
12169 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12170 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12171 pointer_map_contains, pointer_map_traverse): Declare.
12173 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12175 PR middle-end/30473
12176 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12177 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12179 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12181 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12183 (struct _dep): New type.
12184 (dep_t): New typedef.
12185 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12186 (DEP_STATUS): New access macro. The macro with the same name was
12187 renamed to DEP_LINK_STATUS.
12188 (dep_init): Declare function
12190 (struct _dep_link): New type.
12191 (dep_link_t): New typedef.
12192 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12193 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12194 (DEP_LINK_STATUS): New macro.
12195 (debug_dep_links): New debug function.
12197 (struct _deps_list): New type.
12198 (deps_list_t): New typedef.
12199 (DEPS_LIST_FIRST): New access macro.
12200 (FOR_EACH_DEP_LINK): New cycle macro.
12201 (create_deps_list, free_deps_list, delete_deps_list): Declare
12203 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12204 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12205 (copy_deps_list_change_con): Ditto.
12207 (move_dep_link): Declare function.
12209 (struct _dep_node): New type.
12210 (dep_node_t): New typedef.
12211 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12213 (struct haifa_insn_data.back_deps): New field to hold backward
12214 dependencies of the insn.
12215 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12217 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12218 Change its type to deps_list_t.
12219 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12220 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12221 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12223 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12225 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12227 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12229 (dep_cost): Declare.
12231 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12232 (ds_to_dk, dk_to_ds): New functions.
12234 (init_dep_1): New static function.
12235 (init_dep): New function.
12236 (copy_dep): New static function.
12238 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12240 (detach_dep_link): New static function.
12241 (move_dep_link): New function.
12243 (dep_links_consistent_p, dump_dep_links): New static functions.
12244 (debug_dep_links): New debugging function.
12246 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12248 (alloc_deps_list, init_deps_list): New static functions.
12249 (create_deps_list): New function.
12250 (clear_deps_list): New static function.
12251 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12252 (deps_list_consistent_p, dump_deps_list): New static functions.
12253 (debug_deps_list): New function.
12254 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12256 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12258 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12259 use new scheduler dependencies lists.
12260 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12261 (sched_analyze): Ditto. Initialize dependencies lists.
12262 (add_forw_dep, compute_forward_dependences): Update to use new
12263 scheduler dependencies lists.
12265 (init_dependency_caches): Init deps_obstack.
12266 (free_dependency_caches): Free deps_obstack.
12268 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12269 new scheduler dependencies lists.
12270 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12271 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12273 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12274 Update to use new scheduler dependencies lists.
12275 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12276 (debug_dependencies): Ditto.
12277 (schedule_region): Update comments.
12279 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12280 scheduler dependencies lists.
12281 (schedule_ebb): Update comments.
12283 * rtl.def (DEPS_LIST): Remove.
12285 * lists.c (unused_deps_list): Remove.
12286 (free_list): Update assertions.
12288 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12289 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12291 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12292 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12294 * haifa-sched.c (comments): Update.
12295 (insn_cost1): Remove. Inline the code into insn_cost ().
12296 (insn_cost): Update to use new scheduler dependencies lists. Move
12297 processing of the dependency cost to dep_cost ().
12298 (dep_cost): New function. Use it instead of insn_cost () when
12299 evaluating cost of the dependency. Use compatible interface to
12300 interact with the target.
12301 (priority): Update to use new scheduler dependencies lists.
12302 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12303 with greater number of insns that depend on the insn.
12304 (schedule_insn): Update to use new scheduler dependencies lists. Add
12305 code to free backward dependencies lists. Inline and optimize code
12306 from resolve_dep () - see PR28071.
12307 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12308 lists. Update call to targetm.sched.is_costly_dependence hook.
12310 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12311 scheduler dependencies lists.
12313 (resolve_dep): Remove. Move the logic to schedule_insn ().
12314 (init_h_i_d): Initialize dependencies lists.
12316 (process_insn_depend_be_in_spec): Rename to
12317 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12318 dependencies lists.
12319 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12320 Update to use new scheduler dependencies lists.
12321 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12323 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12324 new scheduler dependencies lists.
12325 (build_intra_loop_deps): Ditto.
12327 * target.h (struct _dep): Declare to use in
12328 gcc_target.sched.is_costly_dependence.
12329 (struct gcc_target.sched.adjust_cost): Fix typo.
12330 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12331 single dep_t parameter instead of an equivalent triad.
12332 (struct gcc_target.sched.adjust_cost_2): Remove.
12334 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12336 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12338 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12340 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12342 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12343 (REG_DEP_TRUE): Document.
12345 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12346 Change signature to correspond to the targetm.sched.adjust_cost hook.
12347 Update use in TARGET_SCHED_ADJUST_COST_2.
12348 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12349 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12350 new scheduler dependencies lists.
12351 (ia64_gen_check): Ditto.
12353 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12354 dependencies lists.
12356 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12357 signature to correspond to the targetm.sched.is_costly_dependence hook.
12358 (is_costly_group): Update to use new scheduler dependencies lists.
12360 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12361 instead of INSN_COST () macro.
12363 2007-02-01 Ian Lance Taylor <iant@google.com>
12365 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12367 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12369 * pa.md (tp_load): Correct mfctl instruction syntax.
12371 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12373 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12374 altivec_padding_size calculation on AIX. Improve comment, add
12375 assert to verify that it's right.
12377 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12380 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12382 PR inline-asm/28686
12383 * global.c (global_alloc): Add mising initialization of
12386 2007-02-01 Roger Sayle <roger@eyesopen.com>
12388 * alias.c (init_alias_analysis): Correct whitespace.
12389 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12390 partition_hot_cold_basic_blocks): Likewise.
12391 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12392 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12393 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12394 fold_builtin_snprintf_chk, fold_builtin_printf,
12395 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12396 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12397 * cfgcleanup.c (cleanup_cfg): Likewise.
12398 * cfgexpand.c (tree_expand_cfg): Likewise.
12399 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12400 * function.c (get_next_funcdef_no): Likewise.
12401 * gengtype.c (main): Likewise.
12402 * genmodes.c (main): Likewise.
12403 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12404 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12405 * ifcvt.c (noce_emit_move_insn): Likewise.
12406 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12408 * stor-layout.c (get_best_mode): Likewise.
12409 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12410 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12411 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12412 perform_var_substitution, solve_graph): Likewise.
12413 * tree-vrp.c (vrp_finalize): Likewise.
12415 2007-02-01 Ian Lance Taylor <iant@google.com>
12417 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12418 high part of a paradoxical subreg, return a constant zero.
12420 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12422 * toplev.c (lang_dependent_init): Call init_set_costs.
12423 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12425 2007-02-01 Richard Guenther <rguenther@suse.de>
12427 PR middle-end/30656
12428 * fold-const.c (fold_negate_expr): Allow negating a
12429 constant if overflow does not change.
12431 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12433 * doc/c-tree.texi (Expression trees): Improve markup.
12434 * doc/tm.texi (Register Classes, Addressing Modes)
12435 (Floating Point): Fix spacing after abbreviations. Fix some
12438 2007-02-01 Ben Elliston <bje@au.ibm.com>
12440 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12441 * doc/contrib.texi: Likewise.
12442 * doc/install.texi: Likewise.
12444 2007-01-31 Richard Henderson <rth@redhat.com>
12445 Ian Lance Taylor <iant@google.com>
12447 * lower-subreg.c: New file.
12448 * rtl.def (CONCATN): Define.
12449 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12450 pass_lower_subreg2.
12451 * emit-rtl.c (update_reg_offset): New static function, broken out
12452 of gen_rtx_REG_offset.
12453 (gen_rtx_REG_offset): Call update_reg_offset.
12454 (gen_reg_rtx_offset): New function.
12455 * regclass.c: Revert patch of 2006-03-05, restoring
12457 (clear_reg_info_regno): New function.
12458 * dwarf2out.c (concatn_loc_descriptor): New static function.
12459 (loc_descriptor): Handle CONCATN.
12460 * common.opt (fsplit_wide_types): New option.
12461 * opts.c (decode_options): Set flag_split_wide_types when
12463 * timevar.def (TV_LOWER_SUBREG): Define.
12464 * rtl.h (gen_reg_rtx_offset): Declare.
12465 (reg_scan_update): Declare.
12466 * regs.h (clear_reg_info_regno): Declare.
12467 * tree-pass.h (pass_lower_subreg): Declare.
12468 (pass_lower_subreg2): Declare.
12469 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12470 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12471 -fsplit-wide-types.
12472 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12473 * Makefile.in (OBJS-common): Add lower-subreg.o.
12474 (lower-subreg.o): New target.
12476 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12478 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12480 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12483 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12485 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12487 PR middle-end/29335
12488 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12490 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12492 * cfgloop.h: Include vec-prim.h.
12493 (enum li_flags): Remove LI_ONLY_OLD.
12494 (loop_iterator): Changed.
12495 (fel_next, fel_init): Iterate over loop tree.
12496 (FOR_EACH_LOOP_BREAK): New macro.
12497 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12499 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12500 * modulo-sched.c (sms_schedule): Ditto.
12501 * tree-vectorizer.c (vectorize_loops): Ditto.
12502 * doc/loop.texi: Update information on loop numbering and behavior of
12503 FOR_EACH_LOOP wrto new loops.
12504 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12505 add_to_evolution_1): Test nestedness of loops instead of comparing
12507 * tree-chrec.c (chrec_fold_plus_poly_poly,
12508 chrec_fold_multiply_poly_poly, chrec_evaluate,
12509 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12510 reset_evolution_in_loop): Ditto.
12511 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12513 2007-01-31 Dirk Mueller <dmueller@suse.de>
12515 * c-common.c (warn_about_parentheses): Separate warning about
12516 un-parenthized sequence of comparison operators from the one
12517 which is supposed to warn about x <= y <= z.
12519 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12521 * optabs.h (enum optab_index): Add new OTI_isinf.
12522 (isinf_optab): Define corresponding macro.
12523 * optabs.c (init_optabs): Initialize isinf_optab.
12524 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12526 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12527 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12529 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12530 expand_builtin_interclass_mathfn.
12531 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12532 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12533 (fxam<mode>2_i387): New insn pattern.
12534 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12535 built-in functions as x87 inline asm.
12537 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12539 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12541 2007-01-30 Eric Christopher <echristo@apple.com>
12543 * config.gcc: Add geode.
12545 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12547 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12548 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12549 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12550 value-prof.c: Fix comment typos.
12552 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12555 * doc/invoke.texi (Wpointer-arith): Document warning.
12557 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12559 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12560 the list of discrepancies from the draft TR.
12562 2007-01-30 Dirk Mueller <dmueller@suse.de>
12565 * doc/invoke.texi (-Wreturn-type): Update description to
12566 match new behavior.
12568 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12570 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12572 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12574 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12575 to handle optabs that operate on floating point input argument and
12576 output to integer output.
12577 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12578 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12579 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12580 expand_builtin_interclass_mathfn ().
12581 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12582 (ilogbsi2): Remove.
12583 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12584 ilogbl built-in functions as x87 intrinsics.
12586 2007-01-30 Richard Guenther <rguenther@suse.de>
12588 PR middle-end/27657
12589 * dwarf2out.c (reference_to_unused): Query varpool if the
12590 variable was output.
12592 2007-01-30 Richard Guenther <rguenther@suse.de>
12594 PR middle-end/30313
12595 * passes.c (execute_one_pass): Reset in_gimple_form to not
12596 confuse non-unit-at-a-time mode.
12598 2007-01-29 Roger Sayle <roger@eyesopen.com>
12599 Richard Guenther <rguenther@suse.de>
12601 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12602 avoid undefined behaviour on overflow. Use force_fit_type_double
12603 to construct the constant with the specified TREE_OVERFLOW.
12605 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12607 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12608 * config/dfp-bit.h: Ditto.
12610 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12612 * c-decl.c (pop_scope): Replace warnings with call to
12613 warn_for_unused_label.
12614 * c-common.h (warn_for_unused_label): Declare.
12615 * c-common.c (warn_for_unused_label): Define.
12617 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12619 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12622 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12624 * Makefile.in (USER_H): Remove decfloat.h.
12625 * ginclude/decfloat.h: Delete, moving contents to ...
12626 * ginclude/float.h: Add support for decimal floating point,
12627 guarded by __STDC_WANT_DEC_FP__.
12629 2007-01-29 Mike Stump <mrs@apple.com>
12631 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12632 Analysis and Representation to resolve case insensitive conflict.
12633 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12635 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12637 * tree.h (struct tree_memory_tag): Add aliases member.
12638 (MTAG_ALIASES): New macro.
12639 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12640 (add_may_alias): Remove pointer-set. Update for may_aliases being
12642 (mark_aliases_call_clobbered): Update for may_aliases being a
12644 (compute_tag_properties): Ditto.
12645 (create_partition_for): Ditto.
12646 (compute_memory_partitions): Ditto.
12647 (dump_may_aliases_for): Ditto.
12648 (is_aliased_with): Ditto.
12649 (add_may_alias_for_new_tag): Ditto.
12650 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12651 (compute_is_aliased): New function.
12652 (compute_may_aliases): Call compute_is_aliased).
12653 (init_alias_info): Initialize alias_bitmap_obstack.
12654 (union_alias_set_into): New function.
12655 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12656 (have_common_aliases_p): Rewrite to take two bitmaps and use
12658 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12659 Update for bitmaps.
12660 (finalize_ref_all_pointers): Update for add_may_alias changes.
12661 (new_type_alias): Ditto.
12662 * tree-flow-inline.h (may_aliases): Return a bitmap.
12663 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12664 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12665 may_aliases being a bitmap.
12666 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12667 may_aliases now returns a bitmap.
12668 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12670 * tree-ssa-operands.c (add_virtual_operand): Update for
12671 may_aliases being a bitmap.
12673 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12675 PR tree-optimization/30630
12676 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12677 variable as changed.
12679 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12682 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12683 expanded only once even if an error occurs.
12685 2007-01-29 Ben Elliston <bje@au.ibm.com>
12687 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12688 (__gcov_average_profiler): Likewise.
12689 (__gcov_ior_profiler): Likewise.
12690 (__gcov_merge_ior): Likewise.
12692 2007-01-28 Jan Hubicka <jh@suse.cz>
12694 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12695 * value-prof.c (stringop_block_profile): Likewise.
12697 2007-01-28 Jan Hubicka <jh@suse.cz>
12699 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12700 variant handling histograms; add wrapper.
12701 (clear_storage_via_libcall): Export.
12702 (emit_block_move_hints): Break out from ...; add histograms.
12703 (emit_block_move): ... this one.
12704 (clear_storage_hints): Break out from ...; add histograms.
12705 (clear_storage): ... this one.
12706 (set_storage_via_memset): Handle histogram.
12707 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12708 (clear_storage_hints, clear_storage_via_libcall): Declare.
12709 (set_storage_via_setmem): Update prototype.
12710 * doc/md.texi (movmem, setmem): Document new arguments.
12712 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12714 (stringop_block_profile): New global function.
12715 (tree_stringops_values_to_profile): Profile block size and alignment.
12716 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12718 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12719 (stringop_block_profile): Declare.
12720 * builtins.c: Include value-prof.h.
12721 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12722 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12723 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12724 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12725 * profile.c (instrument_values): Add new counters.
12726 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12728 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12729 (tree_init_edge_profiler): Build new profilers.
12730 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12731 (pass_tree_profile): Add dump.
12732 (tree_profile_hooks): Update.
12733 * Makefile.in (LIBGCOV): Add new constants.
12734 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12735 __gcov_ior_profiler): New.
12736 * i386.md (movmem/setmem expanders): Add new optional arguments.
12738 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12740 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12742 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12744 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12745 (tree_unswitch_single_loop): Pass eni_size_weights to
12746 tree_num_loop_insns.
12747 * tree-ssa-loop-manip.c: Include tree-inline.h.
12748 (can_unroll_loop_p): Pass eni_size_weights to
12749 tree_num_loop_insns.
12750 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12751 Pass eni_size_weights to estimate_num_insns.
12752 * tree.h (init_inline_once): Export.
12753 * toplev.c (backend_init): Call init_inline_once.
12754 * cgraphunit.c (cgraph_process_new_functions,
12755 cgraph_analyze_function): Pass eni_inlining_weights to
12756 estimate_num_insns.
12757 * ipa-inline.c (compute_inline_parameters): Ditto.
12758 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12759 to estimate_num_insns.
12760 (try_unroll_loop_completely): Pass eni_size_weights to
12761 tree_num_loop_insns.
12762 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12763 ot estimate_num_insns.
12764 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12765 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12766 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12767 eni_time_weights): New variables.
12768 (init_inline_once): Initialize them.
12769 (struct eni_data): Mew.
12770 (estimate_num_insns_1, estimate_num_insns): Use weights.
12771 * tree-inline.h (struct eni_weights_d): New.
12772 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12773 (estimate_num_insns): Declaration changed.
12774 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12775 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12776 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12778 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12780 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12781 relations in the conflict function is valid.
12783 2007-01-27 Ian Lance Taylor <iant@google.com>
12785 * common.opt: Add fstrict-overflow.
12786 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12787 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12788 (TYPE_OVERFLOW_UNDEFINED): Define.
12789 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12791 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12792 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12793 (fold_negate_expr): Likewise.
12794 (make_range): Likewise.
12795 (extract_muldiv_1): Likewise.
12796 (maybe_canonicalize_comparison): Likewise.
12797 (fold_comparison): Likewise.
12798 (fold_binary): Likewise.
12799 (tree_expr_nonnegative_p): Likewise.
12800 (tree_expr_nonzero_p): Likewise.
12801 * tree-vrp.c (compare_values): Likewise.
12802 (extract_range_from_binary_expr): Likewise.
12803 (extract_range_from_unary_expr): Likewise.
12804 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12806 (nowrap_type_p): Likewise.
12807 * tree-scalar-evolution.c (simple_iv): Likewise.
12808 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12809 (build_range_check): Likewise.
12810 (extract_muldiv_1): Likewise.
12811 (fold_comparison): Likewise.
12812 * tree-vrp.c (vrp_int_const_binop): Likewise.
12813 (extract_range_from_unary_expr): Likewise.
12814 * convert.c (convert_to_integer): Likewise.
12815 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12816 (fold_comparison): Likewise.
12817 (fold_binary): Likewise.
12818 * optabs.c (optab_for_tree_code): Likewise.
12819 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12820 * simplify-rtx.c (simplify_const_relational_operation): Check
12821 flag_strict_overflow and flag_trapv.
12822 (simplify_const_relational_operation): Likewise.
12823 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12824 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12827 2007-01-27 Roger Sayle <roger@eyesopen.com>
12829 * tree.c (tree_fold_gcd): Delete.
12830 * tree.h (tree_fold_gcd): Remove prototype.
12831 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12832 test whether one constant integer is a multiple of another. Instead
12833 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12834 * fold-const.c (multiple_of_p): We've determined both TOP and
12835 BOTTOM are integer constants so we can call int_const_binop directly
12836 instead of the more generic const_binop.
12838 2007-01-27 Roger Sayle <roger@eyesopen.com>
12840 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12841 1*X check that the constant hasn't overflowed, to preserve the
12843 (round_up): Provide an efficient implementation when rouding-up an
12844 INTEGER_CST to a power-of-two.
12846 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12848 * doc/sourcebuild.texi: Add comma for clarity.
12849 * doc/extend.texi: Fix some typos.
12850 * doc/passes.texi: Likewise.
12851 * doc/cppinternals.texi: Likewise.
12852 * doc/c-tree.texi: Likewise.
12853 * doc/tree-ssa.texi: Likewise.
12854 * doc/install.texi: Likewise.
12856 2007-01-27 Jan Hubicka <jh@suse.cz>
12858 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12859 (pass_sra): Do not require alias information.
12860 * passes.c (init_optimization_passes): Add SRA
12862 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12864 * tracer.c (rest_of_handle_tracer): We already cleaned
12865 up the CFG in tracer() so don't do it here again.
12866 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12867 cleanup_cfg here, either. And don't call renumber_insns.
12869 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12870 and BB_HEAD are in the insn stream here. Instead make sure
12871 that BB_INSN is valid on all insns. Also, do check here that
12872 there are no pending branch predictions...
12873 (rtl_verify_flow_info): ...instead of doing it here. Checks
12874 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12877 2007-01-26 Roger Sayle <roger@eyesopen.com>
12879 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12880 function to simplify/factorize operand order canonicalization.
12881 (ix86_fixup_binary_operands): Reorganize using the above function.
12882 (ix86_binary_operator_ok): Likewise.
12884 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12886 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12887 file scope from optimize_attrs.
12888 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12890 (optimize_attrs): Clear insn_code_values after freeing it.
12892 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12894 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12895 a parts.base assignment.
12897 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12899 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12900 (compute_subscript_distance, initialize_data_dependence_relation,
12901 finalize_ddr_dependent, analyze_ziv_subscript,
12902 analyze_siv_subscript_cst_affine,
12903 compute_overlap_steps_for_affine_univar,
12904 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12905 analyze_siv_subscript, analyze_miv_subscript,
12906 analyze_overlapping_iterations, subscript_dependence_tester_1,
12907 compute_self_dependence, free_dependence_relation): Work
12908 with affine_fn instead of chrecs.
12909 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12910 common_affine_function, affine_function_base,
12911 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12912 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12913 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12914 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12915 (all_chrecs_equal_p): Removed.
12916 * tree-data-ref.h (affine_fn, conflict_function): New types.
12917 (struct subscript): Change type of conflicting_iterations_in_a
12918 and conflicting_iterations_in_b.
12920 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12923 * config/pa/pa.h (TARGET_HPUX_11): New.
12924 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12925 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12927 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12928 Richard Guenther <rguenther@suse.de>
12930 * tree-ssa-structalias.c (solve_graph): Handle case
12931 we merged the variable to another.
12933 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12935 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12938 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12939 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12941 2007-01-25 DJ Delorie <dj@redhat.com>
12943 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12944 allow changes to modes which don't fit in those registers.
12946 * reload1.c (choose_reload_regs): Check for invalid subregs before
12947 computing their locations, not after.
12949 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12952 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12953 save Altivec registers in an eh_return function.
12954 (compute_vrsave_mask): Likewise.
12955 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12956 for saving Altivec registers.
12957 (rs6000_emit_prologue): Don't allocate stack twice in
12958 eh_return function. Correct expected value of altivec_save_offset
12959 when using save_world. Describe save of R0 to stack when using
12960 save_world. Describe stack pointer adjustment when using
12961 save_world. Remove duplicated eh_return parameter register saving.
12962 Update sp_offset variable after save_world.
12963 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12965 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12966 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12969 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12971 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12973 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12976 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12977 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12979 2007-01-25 Richard Guenther <rguenther@suse.de>
12981 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12982 * common.opt (-Wcoverage-mismatch): New warning option.
12983 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12984 if -Wcoverage-mismatch is given.
12986 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12988 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12989 (ipcp_driver): Change to static definition.
12990 Add dumping of the ifunctions.
12991 (constant_val_insert): Remove unused parameter. Support for SSA.
12992 (ipcp_propagate_const): Support for SSA.
12993 (ipcp_profile_bb_print): Print only analyzed nodes.
12994 (ipcp_replace_map_create): Remove support for Fortran constant
12996 * ipa-prop.c (ipa_method_modify_stmt,
12997 ipa_callsite_compute_param): Support for SSA.
12998 * ipa-prop.h (ipcp_driver): Remove declaration.
12999 (IS_VALID_TREE_MAP_INDEX): Add define.
13001 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13003 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13005 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13007 PR middle-end/30447
13008 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13009 constant argument to cabs and do it without checking for
13010 -funsafe-math-optimizations.
13012 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13014 * c-common.h (RID_FIRST_CXX0X): New.
13015 (RID_LAST_CXX0X): New.
13016 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13018 * c.opt (Wc++0x-compat): New.
13019 * doc/invoke.texi (-Wc++0x-compat): Document.
13021 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13023 * builtins.c (fold_builtin_carg): New.
13024 (fold_builtin_1): Use it.
13026 2007-01-24 Jan Hubicka <jh@suse.cz>
13028 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13030 * ipa-inline.c (initial_insns, max_insns): Delete.
13031 (compute_max_insns): New function.
13032 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13033 of insns as base for code growth.
13034 (cgraph_decide_inlining): Make initial_insns local; do not compute
13036 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13037 * doc/invoke.texi (inline-unit-growth): Update docs.
13039 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13041 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13042 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13043 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13044 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13045 for CPUs that have PTA_CX16 set.
13047 PR middle-end/27416
13048 * gimplify.c (omp_check_private): New function.
13049 (gimplify_scan_omp_clauses): Use it for
13050 firstprivate/lastprivate/reduction.
13052 PR middle-end/30494
13053 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13054 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13056 PR middle-end/30421
13057 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13058 If lower_lastprivate_clauses emits some statements, append them
13059 to dlist rather than body_p and to body_p append an initializer.
13060 (lower_omp_for): Adjust caller.
13062 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13064 * target.h (globalize_decl_name): New.
13065 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13066 * output.h (default_globalize_decl_name): New.
13067 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13069 (globalize_decl): Ditto.
13070 (default_globalize_decl_name): New.
13071 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13072 (ia64_handle_version_id_attribute): New.
13073 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13074 (ia64_asm_output_external): Use globalize_decl_name instead
13075 of globalize_label.
13076 * doc/extend.texi (version_id): New pragma.
13077 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13079 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13081 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13082 _uleb128_t and _Unwind_SWord with _sleb128_t.
13083 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13084 uw_frame_state_for, uw_update_context_1): Likewise.
13085 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13086 * unwind-pe.h (read_uleb128, read_sleb128,
13087 read_encoded_value_with_base): Likewise.
13088 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13090 2007-01-24 Richard Guenther <rguenther@suse.de>
13092 * builtins.c (expand_builtin_cexpi): Get the fndecl
13093 for cexp in the correct way.
13095 2007-01-24 Jan Hubicka <jh@suse.cz>
13097 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13099 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13101 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13102 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13103 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13104 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13105 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13106 __SIZEOF_PTRDIFF_T__.
13107 * doc/cpp.texi: Documentation for the new builtin macros added.
13109 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13111 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13112 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13113 instead of operands[2] to avoid access past the end of array.
13115 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13117 * reload1.c (emit_reload_insns): Pass the reload register
13118 for a non-spill output reload through forget_old_reloads_1.
13120 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13122 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13123 _SOFT_DOUBLE if doubles use software floating-point.
13124 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13125 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13126 * config/rs6000/darwin-ldouble.c: Also compile functions for
13127 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13128 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13129 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13130 commented-out long double override.
13131 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13132 * config/rs6000/eabispe.h: Likewise.
13133 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13134 long double for non-SPE.
13135 (rs6000_handle_option): Likewise.
13136 (invalid_e500_subreg): Disallow more subregs involding DImode,
13137 DFmode, TImode or TFmode.
13138 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13140 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13142 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13143 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13145 (rs6000_legitimate_address): Also check for TFmode for E500
13147 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13148 (spe_build_register_parallel): Handle TFmode and TCmode.
13149 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13151 (function_arg): Handle TFmode and TCmode for E500 double.
13152 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13154 (print_operand): Handle TFmode and TImode for %y.
13155 (rs6000_generate_compare): Handle TFmode comparisons for E500
13157 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13158 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13159 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13160 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13161 TFmode for E500 double.
13162 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13163 (floatsidf2): Enable for E500 double.
13164 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13165 (extenddftf2): Change to extenddftf2_fprs.
13166 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13167 depending on TARGET_E500_DOUBLE.
13168 (extendsftf2): Enable for E500 double.
13169 (trunctfdf2): Enable for E500 double.
13170 (trunctfsf2): Change to trunctfsf2_fprs.
13171 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13172 depending on TARGET_E500_DOUBLE.
13173 (floatsitf2): Enable for E500 double.
13174 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13175 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13176 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13177 (negtf2): Change to negtf2_internal.
13178 (negtf2): New expander.
13179 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13180 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13181 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13182 (movdi_internal32): Use rs6000_nonimmediate_operand.
13183 (unnamed splitter): Likewise.
13184 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13185 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13186 (SPE64TF, DITI): New mode macros.
13187 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13190 (frob_<mode>_di_2): New.
13191 (frob_tf_di_8_2): New.
13192 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13194 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13196 (frob_ti_<mode>_8_2): New.
13197 (frob_ti_tf_2): New.
13198 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13199 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13201 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13202 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13203 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13204 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13205 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13206 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13209 2007-01-23 Ian Lance Taylor <iant@google.com>
13211 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13213 (OBJS-archive): Reformat, alphabetize.
13214 (OBJS): Change out_object_file to OBJS-md.
13216 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13218 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13219 JUMP_P and CALL_P predicates where applicable.
13220 * config/i386/i386.c: Ditto.
13221 * config/i386/i386.md: Ditto.
13222 * config/i386/mmx.md: Ditto.
13223 * config/i386/predicates.md: Ditto.
13225 2007-01-22 Andreas Schwab <schwab@suse.de>
13227 * config/m68k/m68k.h: Fix comment.
13229 2007-01-22 Jan Hubicka <jh@suse.cz>
13231 * passes.c (init_optimization_passes): Do not rerun
13232 pass_early_warn_uninitialized.
13234 2007-01-22 Richard Guenther <rguenther@suse.de>
13236 PR tree-optimization/30038
13237 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13239 (execute_cse_sincos_1): Likewise.
13240 (execute_cse_sincos): Likewise.
13241 (gate_cse_sincos): Likewise.
13242 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13243 the cexpi() canonicalization of sincos().
13244 * tree-pass.h (pass_cse_sincos): Declare.
13245 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13247 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13249 PR rtl-optimization/29329
13250 * combine.c (replaced_rhs_insn): Rename to i2mod.
13251 (replaced_rhs_value): Rename to i2mod_new_rhs.
13252 (i2mod_old_rhs): New global variable.
13253 (combine_instructions): Adjust for above change. Save a copy of
13254 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13255 note are substituted in the second instruction.
13256 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13257 ditch the note if it pertains to the second eliminated register
13258 and this register is mentioned in i2mod_old_rhs.
13261 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13263 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13264 the insn to which the note was originally attached.
13266 2007-01-21 Jan Hubicka <jh@suse.cz>
13268 * ipa-inline.c (inlining_mode): Comment, move up.
13269 (cgraph_decide_inlining_incrementally): Do not perform inlining
13270 itself; fix handling of flattening of self recursive functions.
13271 (cgraph_find_cycles): Remove.
13272 (cgraph_flatten_node): Remove.
13273 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13274 (try_inline): New function.
13275 (cgraph_early_inlining): Update call of
13276 cgraph_decide_inlining_incrementally. Apply inlining here.
13277 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13279 2007-01-21 Dirk Mueller <dmueller@suse.de>
13282 * tree-vrp.c (check_array_bounds): do not warn
13283 about ADDR_EXPR's of ARRAY_REF's which are immediately
13284 used in binary expressions.
13286 2007-01-21 Ira Rosen <irar@il.ibm.com>
13288 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13289 read_write_dep and macros for its access.
13290 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13291 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13292 argument, call vect_check_interleaving for every independent pair of
13293 data-refs. Mark loads that access the same memory location as a store
13295 (vect_check_dependences): Remove.
13296 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13297 call, fix the call to vect_analyze_data_ref_dependence.
13298 (vect_analyze_data_ref_access): For statements that access the same
13299 data-ref, check that they are not stores; for loads, check that there
13300 is no store that access the same location.
13302 2007-01-20 Roger Sayle <roger@eyesopen.com>
13303 Joseph Myers <joseph@codesourcery.com>
13305 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13306 (-fdump-rtl-stack): Likewise.
13307 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13308 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13309 (-mpt-fixed): Use @minus{} for minus sign.
13310 (Using Precompiled Headers): Fix under/overfull hbox.
13312 2007-01-20 Jan Hubicka <jh@suse.cz>
13314 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13315 place within annotation.
13317 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13319 * pa.c (output_move_double): Change array size of xoperands to 4.
13321 2007-01-20 Jan Hubicka <jh@suse.cz>
13323 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13326 2007-01-19 Ian Lance Taylor <iant@google.com>
13328 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13329 constant to unsigned HOST_WIDE_INT before negating.
13331 2007-01-19 Ian Lance Taylor <iant@google.com>
13333 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13335 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13336 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13337 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13338 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13339 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13340 (realloc_vdef, realloc_vuse): Change second parameter to
13342 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13343 fields to unsigned.
13344 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13345 unsigned. Change x and lim locals to unsigned.
13346 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13348 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13349 (copy_virtual_operands): Change i and n locals to unsigned.
13351 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13353 PR middle-end/29335
13354 * builtins.c (fold_builtin_1): Handle builtin fdim.
13356 2007-01-20 Jan Hubicka <jh@suse.cz>
13358 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13359 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13360 init_alias_heapvars.
13361 (init_alias_heapvars): Initialize only when not already initialized.
13362 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13364 2007-01-19 Roger Sayle <roger@eyesopen.com>
13366 * common.opt (fsigned-zeros): New command line option.
13367 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13368 of flag_unsafe_math_optimizations.
13369 * opts.c (set_fast_math_flags): The -ffast-math command line option
13370 implies -fno-signed-zeros.
13371 (fast_math_flags_set_p): Likewise.
13373 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13374 the documentation of -ffast-math appropriately. Wrap long lines.
13376 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13378 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13379 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13381 2007-01-19 Tomas Bily <tbily@suse.cz>
13383 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13385 (tree_init_ic_make_global_vars): New function
13386 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13387 (tree_gen_ic_profiler): New function
13388 (tree_gen_ic_func_profiler): New function
13389 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13390 (tree_profile_hooks): Added hook for indirec/virtual calls
13391 * value-prof.c (tree_find_values_to_profile): New case for
13393 (tree_values_to_profile): Call for determining indirect/virtual
13395 (tree_indirect_call_to_profile): New function
13396 (tree_ic_transform): New function
13397 (tree_ic): New function
13398 (find_func_by_pid): New function
13399 (init_pid_map): New function
13400 (tree_value_profile_transformations): Added check for
13401 indirect/virtual call transformation
13402 * value-prof.h (enum hist_type): New counter type for
13403 indirect/virtual calls
13404 (profile_hooks): Added new hook for profiling indirect/virtual
13406 * profile.c (instrument_values): New case for indirect/virtual
13408 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13409 (GCOV_COUNTER_V_INDIR): New counter type
13410 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13411 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13413 * cgraph.c: Definition of cgraph_max_pid
13414 (cgraph_create_node): Default init of pid attribute
13415 * cgraph.h: Declaration of cgraph_max_pid
13416 (struct cgraph_node): Added pid attribute
13417 * libgcov.c (__gcov_indirect_call_profiler): New function
13418 (__gcov_one_value_profiler_body): New function
13419 (__gcov_one_value_profiler): Body was moved to
13420 __gcov_one_value_profiler_body and calls it
13422 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13424 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13425 * gengtype.c (write_types_data, write_func_for_structure,
13426 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13427 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13428 (walk_type, write_func_for_structure): Generate the mark_hook if
13431 2007-01-19 Jan Hubicka <jh@suse.cz>
13433 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13434 'early' argument take inlining mode argument specifying whether to
13435 inline for size/speeed or all functions; add support for flattening;
13437 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13439 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13442 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13443 the name of the declared identifier.
13445 2007-01-19 Dirk Mueller <dmueller@suse.de>
13447 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13448 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13449 duplicate evaluation.
13451 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13454 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13455 to XFMode, use acosxf2 and truncate result to requested mode.
13456 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13457 (asin<mode>2): Similarly, with asin expanders.
13458 (*fscalexf4_i387): Rename from *fscalexf4.
13459 (expNcorexf3): New expander.
13460 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13461 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13462 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13463 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13464 patterns for SSE math.
13465 (exp10<mode>2): Similarly, with exp10 expanders.
13466 (exp2<mode>2): Similarly, with exp2 expanders.
13467 (expm1<mode>2): Similarly, with expm1 expanders.
13468 (ldexp<mode>3): Similarly, with ldexp expanders.
13469 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13470 Use gen_truncxf<mode>2_i387_noop to truncate result.
13472 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13474 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13475 for ColdFire targets.
13477 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13478 Richard Sandiford <richard@codesourcery.com>
13480 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13481 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13482 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13483 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13484 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13485 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13489 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13490 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13491 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13492 (*adddi_dilshr32_cf): New pattern.
13493 (adddi3, subdi3): Remove first alternatives.
13495 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13497 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13498 implemented using move.l, do not use its cc result for floating-point
13501 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13503 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13504 from accepting 's' constraints if flag_pic.
13506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13508 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13509 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13510 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13511 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13513 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13515 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13516 ColdFire alternatives.
13517 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13518 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13519 architectures that support ff1 instruction.
13521 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13522 Julian Brown <julian@codesourcery.com>
13524 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13525 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13526 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13531 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13533 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13534 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13535 HOST_WIDE_INT instead of an rtx.
13536 (m68k_rtx_costs): Update call accordingly.
13537 (output_move_const_into_data_reg): Likewise. Fix formatting.
13538 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13540 (output_move_simode_const): Update calls after above changes.
13541 Rework to use automatic variables and predicates like MEM_P.
13542 * config/m68k/m68k.md (pushexthisi_const): Update call to
13545 2007-01-19 Dirk Mueller <dmueller@suse.de>
13547 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13548 in dump_flags test.
13550 2007-01-19 Richard Guenther <rguenther@suse.de>
13552 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13553 via cexp in case sincos is not available.
13555 2007-01-19 Richard Guenther <rguenther@suse.de>
13557 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13558 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13559 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13560 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13561 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13562 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13563 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13564 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13566 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13568 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13570 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13571 (atan2xf3): Directly generate RTL pattern.
13572 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13573 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13574 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13575 disable patterns for SSE math.
13576 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13577 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13578 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13579 disable patterns for SSE math.
13581 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13583 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13585 2007-01-18 Roger Sayle <roger@eyesopen.com>
13587 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13588 VIEW_CONVERT_EXPR to the same type as it's operand.
13590 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13592 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13593 configured for long double 128.
13595 2007-01-18 Mike Stump <mrs@apple.com>
13597 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13600 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13602 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13605 2007-01-18 Jan Hubicka <jh@suse.cz>
13607 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13608 greater than NUM_VOP_FREE_BUCKETS.
13610 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13612 * tree-ssa-structalias.c: Update comments.
13613 (ptabitmap_obstack): Removed.
13614 (pta_obstack): New.
13615 (oldpta_obstack): Ditto.
13616 (stats): Add a few members.
13617 (struct variable_info): Remove node, complex, address_taken, and
13618 indirect_target members. Add oldsolution member.
13619 (new_var_info): Do not initialize removed members.
13620 (constraint_expr_type): Remove INCLUDES.
13621 (constraint_graph): Add size, implicit_preds, rep,
13622 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13623 (FIRST_REF_NODE): New macro.
13624 (LAST_REF_NODE): Ditto.
13625 (FIRST_ADDR_NODE): Ditto.
13626 (find): New function.
13628 (dump_constraint): Do not handle INCLUDES.
13629 (insert_into_complex): Do not insert duplicate constraints.
13630 (condense_varmap_nodes): Renamed and rewritten into ...
13631 (merge_node_constraints): This. Also fix bug in handling of
13632 offseted copy constraints.
13633 (clear_edges_for_node): No longer need to deal with preds at all,
13634 or removing associated preds/succs.
13635 (merge_graph_nodes): Deal with indirect_cycles.
13636 Don't deal with predecessors.
13637 (add_implicit_graph_edge): New function.
13638 (add_pred_graph_edge): Ditto.
13639 (add_graph_edge): Don't deal with predecessors.
13640 (build_constraint_graph): Removed.
13641 (build_pred_graph): New function.
13642 (build_succ_graph): Ditto.
13643 (struct scc_info): Removed in_component. Added roots, dfs, and
13644 node_mapping. Remove visited_index, unification_queue.
13645 (scc_visit): Deal with union-find we do now.
13646 Deal with cycles with REF nodes.
13647 (collapse_nodes): Renamed and rewritten to ...
13648 (unify_nodes): This.
13649 (process_unification_queue): Removed.
13650 (topo_visit): Cleanup
13651 (do_da_constraint): Use find.
13652 (do_sd_constraint): Ditto.
13653 (do_ds_constraint): Ditto.
13654 (do_complex_constraint): Ditto.
13655 (init_scc_info): Update for removed and added members.
13656 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13657 (find_indirect_cycles): This.
13658 (equivalence_class): New variable.
13659 (label_visit): New function.
13660 (perform_variable_substitution): Rewritten.
13661 (free_var_substitution_info): New function.
13662 (find_equivalent_node): Ditto.
13663 (move_complex_constraints): Ditto.
13664 (eliminate_indirect_cycles): Ditto.
13665 (solve_graph): Only propagate changed bits.
13666 Use indirect cycle elimination.
13668 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13669 (tree_id_eq): Renamed to ...
13670 (tree_vi_eq): This. Update for member change
13671 (insert_id_for_tree): Renamed and rewritten to ...
13672 (insert_vi_for_tree): This.
13673 (lookup_id_for_tree): Renamed and rewritten to ...
13674 (lookup_vi_for_tree): This.
13675 (get_id_for_tree): Renamed and rewritten to ...
13676 (get_vi_for_tree): Ditto.
13677 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13678 (process_constraint): Don't handle INCLUDES.
13679 Remove special ADDRESSOF case.
13680 (find_func_aliases): Rewrite to use vi functions instead of id
13682 (create_function_info_for): Ditto.
13683 (create_variable_info_for): Ditto.
13684 (intra_create_variable_infos): Ditto.
13685 (merge_smts_into): Ditto.
13686 (find_what_p_points_to): Ditto.
13687 (init_base_vars): Ditto.
13688 (init_alias_vars): Ditto.
13689 (remove_preds_and_fake_succs): New function.
13690 (dump_sa_points_to_info): Dump new stats.
13691 (dump_solution_for_var): Use find.
13692 (set_used_smts): Fix formatting.
13693 (compute_points_to_sets): Updated for new functions.
13694 (ipa_pta_execute): Ditto.
13696 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13697 Richard Sandiford <richard@codesourcery.com>
13699 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13701 * calls.c (expand_call): If the return value is a PARALLEL,
13702 extract its first member.
13703 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13704 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13705 use FUNCTION_EXTRA_EPILOGUE.
13706 (m68k_function_value): Return a PARALLEL if the return value
13707 is of a pointer type.
13708 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13709 (FUNCTION_EXTRA_EPILOGUE): Remove.
13710 * config/m68k/m68k.md (D0_REG): New constant.
13712 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13714 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13715 output a NOP for empty epilogues.
13717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13719 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13720 before function. Extend register save check to include all
13721 registers, not just integer ones.
13723 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13725 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13726 (m68k_use_return_insn): ...this.
13727 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13728 * config/m68k/m68k.c (use_return_insn): Rename to...
13729 (m68k_use_return_insn): ...this.
13730 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13731 of USE_RETURN_INSN.
13733 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13735 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13736 nearest even, fix denormal rounding overflow.
13738 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13740 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13741 f%$smove and f%$move.
13742 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13743 (extendsfdf2_cf): Use fdmove instead of f%&move.
13744 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13745 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13747 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13749 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13754 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13755 (coldfire_single_format): Declare.
13756 (coldfire_double_format): Likewise.
13757 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13758 of qnan_msb_set to determine the lower bits of a canonical
13760 (encode_ieee_double): Likewise.
13761 (encode_ieee_quad): Likewise.
13762 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13763 (mips_single_format): Likewise.
13764 (ieee_double_format): Likewise.
13765 (mips_double_format): Likewise.
13766 (ieee_extended_motorola_format): Likewise.
13767 (ieee_extended_intel_96_format): Likewise.
13768 (ieee_extended_intel_128_format): Likewise.
13769 (ieee_extended_intel_96_round_53_format): Likewise.
13770 (ibm_extended_format): Likewise.
13771 (mips_extended_format): Likewise.
13772 (ieee_quad_format): Likewise.
13773 (mips_quad_format): Likewise.
13774 (vax_f_format): Likewise.
13775 (vax_d_format): Likewise.
13776 (vax_g_format): Likewise.
13777 (i370_single_format): Likewise.
13778 (i370_double_format): Likewise.
13779 (decimal_single_format): Likewise.
13780 (decimal_double_format): Likewise.
13781 (decimal_quad_format): Likewise.
13782 (c4x_single_format): Likewise.
13783 (c4x_extended_format): Likewise.
13784 (real_internal_format): Likewise.
13785 (coldfire_single_format): New real_format.
13786 (coldfire_double_format): Likewise.
13787 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13788 canonical_nan_lsbs_set.
13789 (pdp11_d_format): Likewise.
13790 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13791 if TARGET_COLDFIRE_CPU.
13793 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13795 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13796 (output_call, m68k_legitimize_call_address): Declare.
13797 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13798 parenthesees. Add support for a 'W' constraint.
13799 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13800 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13801 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13802 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13804 (override_options): Initialize them. Do not set flag_no_function_cse
13805 for TARGET_ID_SHARED_LIBRARY.
13806 (m68k_output_pic_call): Delete.
13807 (m68k_legitimize_call_address): New function.
13808 (print_operand): Remove the %o prefix. Handle the %p prefix.
13809 (output_call): New function.
13810 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13811 target address from the GOT if symbolic jumps are not allowed.
13812 * config/m68k/m68k.md (call, general_operand): Do not set
13813 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13814 Merge separate flag_pic and !flag_pic define_insns into...
13815 (*call, *call_value): ...these new patterns. Match the address
13816 rather than the containing MEM and require it to be a call_operand.
13817 Use output_call to generate the asm template.
13818 * config/m68k/predicates.md (const_call_operand): New predicate.
13819 (call_operand): Likewise.
13821 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13823 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13824 (STACK_GROWS_DOWNWARD): Define to 1.
13825 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13826 comments, emphasizing that these values are only defaults.
13827 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13828 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13830 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13832 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13834 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13835 Richard Sandiford <richard@codesourcery.com>
13837 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13838 (FP_REGNO_P): New macros.
13839 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13840 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13841 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13842 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13844 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13846 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13847 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13849 * config/m68k/t-floatlib: New file, extracting common code from...
13850 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13851 * config/m68k/t-uclinux: Here.
13852 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13853 routines on ColdFire targets.
13855 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13857 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13858 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13859 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13860 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13861 explicitly set MOTOROLA to 1.
13862 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13864 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13865 Nathan Sidwell <nathan@codesourcery.com>
13867 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13868 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13869 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13870 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13871 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13872 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13873 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13874 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13875 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13876 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13877 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13878 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13879 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13880 (DBX_REGISTER_NUMBER): Delete.
13881 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13882 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13883 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13887 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13888 * config/flat.h: New file.
13889 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13890 OBJECT_FORMAT_FLAT.
13891 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13892 indirect references for -msep-data or -mid-shared-library.
13893 Do not use PC-relative code addresses either.
13894 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13896 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13897 for shared libraries and crt1.o for executables. Use crti.o and
13899 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13900 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13901 Do not add -elf2flt or -shared-lib-id options here.
13902 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13903 Pass -shared-lib-id if -mid-shared-library, taking the library
13904 identifier from -mshared-library-id if given, otherwise
13906 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13907 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13908 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13909 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13910 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13911 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13913 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13914 jump sequence for ISA A and ISA A+.
13915 (PICJUMP): Likewise.
13917 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13919 * config.gcc (m68k-*-uclinux*): Base the port on the common
13920 and m68k GNU/Linux files rather than on the generic ELF ones.
13921 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13922 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13924 2007-01-18 Julian Brown <julian@codesourcery.com>
13925 Richard Sandiford <richard@codesourcery.com>
13927 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13928 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13929 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13931 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13932 80 unconditionally.
13933 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13935 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13937 * doc/install.texi: Document m68k-uclinuxoldabi.
13938 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13939 * config/m68k/uclinux-oldabi.h: New file, copied from
13940 config/m68k/uclinux.h.
13942 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13944 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13945 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13946 (m32r_compute_frame_size): Use unsigned for regno.
13947 (m32r_reload_lr): Use gen_frame_mem.
13949 (m32r_output_function_epilogue): Don't output the function epilogue
13951 (m32r_expand_epilogue): New.
13952 (direct_return): Return false if the function has the interrupt
13954 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13955 * config/m32r/m32r.md (epilogue): New expander.
13956 (return_lr, return_rte): New insns.
13957 (return): Make it expander.
13958 (return_normal): New expander.
13960 2007-01-18 Josh Conner <jconner@apple.com>
13963 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13964 support for UNLE, UNLT, UNGE, and UNGT.
13966 2007-01-18 Jan Hubicka <jh@suse.cz>
13968 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13969 * tree-tailcall (add_virtual_phis): Likewise.
13970 (optimize_tail_call): Return TODOs.
13971 (execute_tail_calls): Return TODOs.
13972 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13973 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13975 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13976 Cleanup cfg using TODO.
13977 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13978 * passes.c (execute_function_todo): When cleanup did something, remove
13980 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13981 (make_edges): Don't cleanup_cfg.
13983 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13985 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13986 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13987 operate on the top of stack.
13988 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13989 register handling of instructions that output to the second
13991 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13992 (move_for_stack_reg): Special-case check for dead destination
13993 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13995 * config/i386/i386.md (UNSPEC_TAN): New constant.
13996 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13997 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13998 to correctly model move of constant 1.0 to top stack slot.
13999 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14000 (unnamed peephole2 pattern): Remove corresponding peephole2
14001 pattern that optimizes tan insn and loading of constant 1.0.
14002 (tanxf2): Use fptanxf4_i387.
14003 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14004 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14005 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14006 disable patterns for SSE math.
14007 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14008 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14010 2007-01-18 Dirk Mueller <dmueller@suse.de>
14011 Richard Guenther <rguenther@suse.de>
14014 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14015 * common.opt (Warray-bounds): Add new warning option.
14016 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14018 * Makefile.in: make tree-vrp.o depend on toplev.h
14019 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14021 (check_array_refs, check_array_bounds, check_array_ref): New.
14023 2007-01-18 Jan Hubicka <jh@suse.cz>
14025 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14026 (execute_ssa_ccp): Return flags conditionally.
14027 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14029 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14031 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14033 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14034 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14036 * Makefile.c (GTFILES): Add cfglayout.h.
14037 * gengtype.c (open_base_files): Likewise.
14038 * cfglayout.c (cfg_layout_function_footer,
14039 cfg_layout_function_header) Reindent to make gengtype happy.
14040 * cfglayout.h (cfg_layout_function_footer,
14041 cfg_layout_function_header): Add GTY(()) marker.
14043 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14045 2007-01-18 Ben Elliston <bje@au.ibm.com>
14047 * genautomata.c (write_automata): Include xstrerror output in the
14048 error message if writing the DFA description file fails.
14050 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14052 * config/mips/mips-protos.h (mips_output_external): Make it
14054 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14055 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14056 (extern_list): Likewise.
14057 (extern_head): Likewise.
14058 (TARGET_ASM_FILE_END): Likewise.
14059 (mips_file_end): Likewise.
14060 (mips_output_external): Rewritten.
14062 2007-01-18 Ben Elliston <bje@au.ibm.com>
14064 * genpreds.c (write_insn_preds_c): Only write out the function
14065 body for regclass_for_constraint if we have register constraints.
14067 2007-01-17 Tom Tromey <tromey@redhat.com>
14069 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14070 * doc/install.texi (Testing): Use sourceware.org.
14071 (Binaries): Likewise.
14072 (Specific): Likewise.
14073 * doc/contrib.texi (Contributors): Use sourceware.org.
14075 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14077 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14078 (AVR_ENHANCED): Rename to ...
14079 (AVR_HAVE_MUL): ... new.
14080 (avr_enhanced_p): Rename to ...
14081 (avr_have_mul_p): ... new.
14082 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14083 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14084 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14085 (avr_have_mul_p): ... new.
14086 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14087 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14088 'avr_enhanced_p' and 'enhanced'.
14089 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14090 AVR_HAVE_MUL instead of AVR_ENHANCED.
14091 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14092 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14093 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14094 instead of AVR_ENHANCED.
14095 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14096 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14097 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14099 2007-01-17 Ian Lance Taylor <iant@google.com>
14101 * vec.h (VEC_reserve_exact): Define.
14102 (vec_gc_p_reserve_exact): Declare.
14103 (vec_gc_o_reserve_exact): Declare.
14104 (vec_heap_p_reserve_exact): Declare.
14105 (vec_heap_o_reserve_exact): Declare.
14106 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14108 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14109 negative parameter.
14110 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14111 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14112 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14113 * vec.c (calculate_allocation): Add exact parameter. Change all
14115 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14116 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14117 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14118 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14119 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14120 (vec_heap_p_reserve_exact): New function.
14121 (vec_heap_o_reserve_exact): New function.
14123 2007-01-17 Jan Hubicka <jh@suse.cz>
14125 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14127 2007-01-17 Eric Christopher <echristo@apple.com>
14129 * config.gcc: Support core2 processor.
14131 2007-01-16 Jan Hubicka <jh@suse.cz>
14133 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14134 the names, just unlink the chain so we don't crash on dangling pointers
14137 2007-01-16 Jan Hubicka <jh@suse.cz>
14139 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14140 * tree-pass.h: Reorder to make IPA passes appear toegher.
14141 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14142 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14143 parameters, do not call early inliner.
14144 * ipa-inline.c: Update comments. Include tree-flow.h
14145 (cgraph_decide_inlining): Do not compute inlining parameters.
14146 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14147 be called with function context set up.
14148 (pass_ipa_inline): Remove unreachable functions before pass.
14149 (cgraph_early_inlining): Simplify assuming to be called from the
14151 (pass_early_inline): New pass.
14152 (cgraph_gate_ipa_early_inlining): New gate.
14153 (pass_ipa_early_inline): Turn into simple wrapper.
14154 (compute_inline_parameters): New function.
14155 (gate_inline_passes): New gate.
14156 (pass_inline_parameters): New pass.
14157 (apply_inline): Move here from tree-optimize.c
14158 (pass_apply_inline): New pass.
14159 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14161 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14162 doing them by hand.
14163 (tree_function_versioning): Do not allocate dummy struct function.
14164 * tree-inline.h (optimize_inline_calls): Update prototype.
14165 * tree-optimize.c (execute_fixup_cfg): Export.
14166 (pass_fixup_cfg): Remove
14167 (tree_rest_of_compilation): Do not apply inlines.
14168 * tree-flow.h (execute_fixup_cfg): Declare.
14169 * Makefile.in (gt-passes.c): New.
14170 * passes.c: Include gt-passes.h
14171 (init_optimization_passes): New passes.
14172 (nnodes, order): New static vars.
14173 (do_per_function_toporder): New function.
14174 (execute_one_pass): Dump current pass here.
14175 (execute_ipa_pass_list): Don't dump current pass here.
14177 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14179 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14180 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14182 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14184 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14185 (strong_alias): Define.
14186 (__gcc_qmul): Provide non-FMA for soft-float.
14187 (__gcc_qdiv): Same.
14192 (__gcc_qunord): New.
14202 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14203 soft-float functions.
14204 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14205 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14206 about long double soft float.
14208 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14209 Tehila Meyzels <tehila@il.ibm.com>
14211 * tree-vectorizer.h (is_pattern_stmt_p): New.
14212 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14213 formatting (tabs instead of spaces). Cleanup and clarify setting
14214 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14215 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14216 (vectorizable_type_demotion): Check that types are integral.
14217 (vectorizable_type_promotion): Likewise.
14218 (vectorizable_store): Fix typo. Eliminate new-line at end of
14221 2007-01-16 Jan Hubicka <jh@suse.cz>
14223 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14226 2007-01-15 Eric Christopher <echristo@apple.com>
14228 * ifcvt.c: Include vec.h, vecprim.h.
14229 (check_cond_move_block): New argument regs.
14230 Reorganize. Add registers used to regs.
14231 (cond_move_process_if_block): Use regs set above as
14234 2007-01-15 Eric Christopher <echristo@apple.com>
14236 * config/darwin.h: Update copyright.
14237 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14238 (LINK_COMMAND_SPEC): Add -u.
14239 (LINK_SPEC): Fix umbrella for above.
14241 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14243 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14246 2007-01-15 Tom Tromey <tromey@redhat.com>
14248 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14249 * doc/install.texi (Testing): Don't mention jacks.
14250 (Configuration): Document --enable-java-maintainer-mode. Move
14251 --with-java-home to libgcj-specific section. Document
14253 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14255 2007-01-15 Jan Hubicka <jh@suse.cz>
14257 * tree-ssa-dce.c (DCE_TODOs): New.
14258 (propagate_necessity): Return if something changed.
14259 (eliminate_unnecessary_stmts): Likewise.
14260 (perform_tree_ssa_dce): Return TODO flags when needed.
14261 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14263 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14265 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14266 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14267 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14268 patterns using X87MODEF12 mode macro. Extend operand 1
14269 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14270 (log10<mode>2): Ditto.
14271 (log2<mode>2): Ditto.
14272 (log1p<mode>2): Ditto.
14273 (logb<mode>2): Ditto.
14274 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14275 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14276 (*fxtractxf3_i387): Rename from *fxtractxf3.
14277 (fxtract_extend<mode>xf3_i387): New insn pattern.
14278 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14279 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14280 and gen_fyl2xxf3_i387().
14282 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14284 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14285 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14286 get_loop_exit_edges. Changed return type to bool.
14287 * cfgloop.h (fix_loop_placement): Declaration removed.
14289 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14291 * param.h (MIN_VECT_LOOP_BOUND): New.
14292 * params.def (MIN_VECT_LOOP_BOUND): New.
14293 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14294 argument - minimum threshold for number of iterations.
14295 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14296 argument to declaration.
14297 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14298 MIN_VECT_LOOP_BOUND.
14299 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14300 slpeel_tree_peel_loop_to_edge with additional argument.
14301 (vect_do_peeling_for_alignment): Likewise.
14302 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14304 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14307 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14308 operands of size 1.
14310 2007-01-14 Jan Hubicka <jh@suse.cz>
14312 * tree-dfa.c (remove_referenced_var): New function.
14313 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14314 prune referenced vars list too.
14315 * tree-flow.h (remove_referenced_var): Declare.
14317 2007-01-14 Jan Hubicka <jh@suse.cz>
14319 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14321 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14322 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14323 * except.h (verify_eh_throw_table_statements): Kill prototype.
14324 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14325 into call exrepssions.
14326 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14328 * tree-cfg.c: Include pointer-set.h.
14329 (verify_node_sharing): Work on pointer set.
14330 (verify_eh_throw_stmt_node): New.
14331 (verify_stmts): Use pointers sets, verify throw_stmt.
14333 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14335 * ipa-reference.c (analyze_function): Consider also addresses taken
14338 2007-01-12 Roger Sayle <roger@eyesopen.com>
14340 * c-typeck.c (null_pointer_constant_p): Replace use of
14341 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14342 (build_c_cast): Likewise.
14344 2007-01-12 Roger Sayle <roger@eyesopen.com>
14346 * tree.h (force_fit_type_double): Remove unused final argument.
14347 * c-common.c (constant_expression_warning): Replace use of
14348 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14349 (convert_and_check): Likewise.
14350 (shorten_compare): Update call to force_fit_type_double.
14351 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14352 * convert.c (convert_to_pointer): Update call to
14353 force_fit_type_double.
14354 * fold-const.c (force_fit_type_double): Remove overflowed_const
14356 (int_const_binop, fold_convert_const_int_from_int,
14357 fold_convert_const_int_from_real, fold_div_compare,
14358 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14359 fold_abs_const, fold_not_const): Remove the final argument from
14360 calls to force_fit_type_double.
14362 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14364 * configure.ac: Set insn to "nop" for spu-*-* also.
14365 * configure: Regenerate.
14367 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14369 * builtins.def : Add BUILT_IN_FREE.
14371 2007-01-12 Jan Hubicka <jh@suse.cz>
14373 PR tree-optimization/30443
14374 * tree-inline.c (tree_function_versioning): Do not optimize when
14375 cloning for inlining.
14377 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14379 * doc/loop.texi: Document recording of loop exits.
14380 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14381 (update_single_exits_after_duplication,
14382 update_single_exit_for_duplicated_loop,
14383 update_single_exit_for_duplicated_loops): Removed.
14384 (duplicate_loop_to_header_edge): Do not call
14385 update_single_exits_after_duplication and
14386 update_single_exit_for_duplicated_loops.
14387 (loop_version): Do not update single_exit information.
14388 (fix_loop_structure): Use record_loop_exits instead of
14389 mark_single_exit_loops.
14390 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14391 the lists of loop exits.
14392 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14393 split_edge, merge_blocks): Update the lists of loop exits.
14394 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14395 loop_optimizer_init.
14396 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14397 of mark_single_exit_loops.
14398 (loop_optimizer_finalize): Call release_recorded_exits.
14399 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14400 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14401 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14402 update single exit information.
14403 * lambda-code.c (perfect_nestify): Ditto.
14404 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14405 (mark_single_exit_loops): Removed.
14406 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14407 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14408 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14410 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14411 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14412 (verify_loop_structure): Verify consistency of the exit lists.
14413 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14414 (set_single_exit): Removed.
14415 * cfgloop.h (struct loop_exit): New function.
14416 (struct loop): single_exit_ field replaced by exits field.
14417 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14418 (struct loops): Added exits hash.
14419 (mark_single_exit_loops, set_single_exit): Declaration removed.
14420 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14424 * doc/invoke.texi: Avoid use of @headitem.
14426 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14428 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14430 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14432 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14435 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14436 Richard Sandiford <richard@codesourcery.com>
14438 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14439 * config/m68k/m68k.opt: Resort options.
14440 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14443 Richard Sandiford <richard@codesourcery.com>
14445 * doc/invoke.texi: Document the macros that are defined by
14446 m68k's -mtune and -mhard-float options.
14447 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14448 (m68k_cpp_cpu_family): Likewise.
14449 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14450 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14451 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14452 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14453 (m68k_cpp_cpu_family): Likewise.
14455 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14457 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14458 macros besides mc68000 as tuning macros. Use a switch statement
14459 to set them and mcpu32.
14461 2007-01-12 Julian Brown <julian@codesourcery.com>
14463 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14464 (TARGET_68040_ONLY): Rename to...
14465 (TARGET_68040): ...this.
14466 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14467 * config/m68k/m68k.md: Likewise.
14469 2007-01-12 Julian Brown <julian@codesourcery.com>
14470 Nathan Sidwell <nathan@codesourcery.com>
14471 Richard Sandiford <richard@codesourcery.com>
14473 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14474 the -mcpu= argument associated with the --with-cpu setting.
14475 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14476 if different from the one implied by the -mcpu setting.
14477 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14478 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14479 * doc/invoke.texi: Mention ColdFire in the introduction to the
14480 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14481 -mno-div and -mhard-float options. Make -m68881 a synonym for
14482 -mhard-float. Document the previously-undocumented -m5206e,
14483 -m528x, -m5307 and -m5407 options. Tweak the existing option
14484 documentation for consistency.
14485 * doc/install.texi: Mention new --with-cpu arguments.
14486 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14487 default CPU if neither -mcpu nor -march are specified.
14488 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14489 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14490 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14491 using m68k_tune to decide between families that implement the
14492 same ISA. Use m68k_tune to set __mcfv4e__.
14493 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14494 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14495 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14496 (FL_ISA_C, FL_ISA_MMU): New macros.
14497 (MASK_COLDFIRE): Delete.
14498 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14499 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14500 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14501 (TARGET_HARD_FLOAT): Do not define here.
14502 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14503 (TUNE_68000): New macro.
14504 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14505 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14506 (TUNE_CFV2): Redefine in terms of m68k_tune.
14507 (uarch_type, target_device, fpu_type): New enums.
14508 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14509 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14510 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14511 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14512 (FL_FOR_isa_c): New macros.
14513 (m68k_isa): New enum.
14514 (m68k_target_selection): New structure.
14515 (all_devices, all_isas, all_microarchs): New tables.
14516 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14517 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14518 (MASK_ALL_CPU_BITS): Delete.
14519 (m68k_find_selection): New function.
14520 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14521 Map the legacy target options to a combination of the new ones.
14522 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14523 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14524 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14526 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14527 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14529 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14530 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14531 * config/m68k/m68k-devices.def: New file.
14533 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14534 Nathan Sidwell <nathan@codesourcery.com>
14536 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14537 (SUBTARGET_EXTRA_SPECS): New macros.
14538 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14539 use %(asm_cpu_spec) instead.
14540 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14541 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14542 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14543 (EXTRA_SPECS): Rename to...
14544 (SUBTARGET_EXTRA_SPECS): ...this.
14546 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14547 Richard Sandiford <richard@codesourcery.com>
14548 Julian Brown <julian@codesourcery.com>
14550 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14551 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14552 to the configuration's default CPU.
14553 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14554 Remove default masks.
14555 (m680[012]0-*-*): Set the default with_cpu to the first part of
14557 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14558 (m68k*-*-linux): Extend the --with-cpu handling to...
14559 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14560 and m68010. Don't set target_cpu_default2.
14561 * doc/install.texi: Document --with-cpu for m68k.
14562 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14563 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14564 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14565 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14566 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14567 (ASM_SPEC): Remove use of %(asm_cpu_default).
14568 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14569 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14570 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14571 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14572 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14573 (TARGET_DEFAULT): Delete.
14574 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14575 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14576 (CPP_CPU_SPEC): Delete.
14577 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14578 the appropriate string.
14579 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14580 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14581 (ASM_SPEC): Don't use %(asm_default_spec).
14582 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14583 TARGET_DEFAULT and add MASK_68881.
14584 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14586 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14588 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14589 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14590 MASK_68010 alongside MASK_68020.
14591 * doc/invoke.texi: Document -m68010.
14592 * config/m68k/m68k.opt (m68010): New.
14593 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14595 (TUNE_68010): New macro.
14596 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14597 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14598 (M68K_CPU_m68332): Add MASK_68010.
14599 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14600 fallback definition.
14601 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14603 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14604 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14605 to all entries that use MASK_68020.
14606 (output_move_simode_const, output_move_himode, output_move_qimode)
14607 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14608 instead of TARGET_68020 to select clr behavior. Remove comment
14609 about there being no TARGET_68010.
14610 * config/m68k/m68k.md: Likewise throughout.
14612 2007-01-12 Julian Brown <julian@codesourcery.com>
14614 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14615 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14616 * config/m68k/m68k.md: Likewise.
14618 2007-01-12 Julian Brown <julian@codesourcery.com>
14620 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14621 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14623 2007-01-12 Julian Brown <julian@codesourcery.com>
14625 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14626 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14627 * config/m68k/m68k.md: Likewise.
14629 2007-01-12 Julian Brown <julian@codesourcery.com>
14630 Richard Sandiford <richard@codesourcery.com>
14632 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14633 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14634 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14636 (TARGET_CPU32): Rename to...
14637 (TUNE_CPU32): ...this.
14638 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14639 (TUNE_CFV2): New macros.
14640 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14641 remove conditions that are implied by TARGET_68020.
14642 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14643 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14644 (m68k_output_function_epilogue): Likewise.
14645 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14646 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14647 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14648 non-68000 timings. Refactor multiplication and division costs.
14649 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14650 TUNE_CPU32 instead of TARGET_CPU32.
14651 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14652 and TUNE_68060 instead of TARGET_68060.
14653 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14654 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14656 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14657 && !TARGET_COLDFIRE" to choose between moveq and clr.
14658 Likewise in the unnamed movsf pattern.
14659 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14660 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14663 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14665 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14666 of tabbing before backslashes.
14668 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14670 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14671 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14672 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14674 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14676 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14677 find_interesting_uses_cond.
14678 (find_interesting_uses_cond): Use extract_cond_operands.
14679 (rewrite_use_compare): Use extract_cond_operands and
14680 force_gimple_operand_bsi. Do not call update_stmt.
14681 (determine_use_iv_cost_condition): Use extract_cond_operands.
14682 Return cheaper of using original bound and changing the exit bound.
14684 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14686 PR tree-optimization/29516
14687 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14688 most_expensive_mult_to_index, addr_to_parts,
14689 create_mem_ref, maybe_fold_tmr): Make the type of
14690 fields of TARGET_MEM_REF sizetype.
14691 (move_fixed_address_to_symbol, move_pointer_to_base):
14693 * tree.def (TARGET_MEM_REF): Add comment on types of
14696 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14698 * c-common.c (vector_types_convertible_p): Treat opaque types as
14699 always convertible if they have the same size, but not otherwise.
14701 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14703 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14704 Remove the b_unconditional field.
14705 (noce_try_sign_mask): Do not look at b_unconditional.
14706 (noce_process_if_block): Do not use merge_if_blocks. Update
14707 the CFG here. Do not set b_unconditional.
14708 (cond_move_process_if_block): Likewise.
14709 (find_cond_trap): Likewise.
14710 (check_cond_move_block): Require simple jump insns at the end
14711 of the basic block.
14713 2007-01-11 Jan Hubicka <jh@suse.cz>
14715 PR tree-optimization/1046
14716 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14717 when alias info is not ready.
14718 (pass_tail_recursion): Do not require aliasing.
14719 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14720 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14721 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14722 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14723 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14724 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14725 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14727 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14728 When aliasing is not build, mark statement as volatile.
14730 2007-01-11 Tom Tromey <tromey@redhat.com>
14732 PR preprocessor/15185, PR preprocessor/20989:
14733 * doc/cppopts.texi <-MT>: Update description of algorithm for
14734 computing default target.
14735 <-M, -MD>: Reword "basename" text.
14737 2007-01-11 Roger Sayle <roger@eyesopen.com>
14739 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14740 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14741 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14742 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14743 fold_builtin_bswap, real_constp, fold_builtin_pow,
14744 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14745 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14746 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14747 * convert.c (convert_to_pointer): Likewise.
14748 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14749 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14750 const_binop, fold_convert_const_int_from_int,
14751 fold_convert_const_int_from_real,
14752 fold_convert_const_real_from_real, sign_bit_p,
14753 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14754 fold_sign_changed_comparison, fold_unary, fold_comparison,
14755 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14756 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14757 * print-tree.c (print_node_brief, print_node): Likewise.
14758 * stor-layout.c (place_field, layout_type): Likewise.
14759 * tree-chrec.c (keep_cast): Likewise.
14760 * tree.c (build_vector, build_real, build_real_from_int_cst,
14761 build_complex): Likewise.
14763 2007-01-11 Roger Sayle <roger@eyesopen.com>
14765 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14766 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14768 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14770 * configure.ac (strict1_warn): Rename to strict_warn.
14771 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14772 cc_set_by_configure, quoted_cc_set_by_configure,
14773 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14774 all_boot_languages, all_stagestuff): Remove.
14775 (target_list): Remove bootstrap targets.
14776 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14777 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14778 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14779 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14780 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14781 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14782 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14783 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14784 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14785 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14786 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14787 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14788 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14789 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14790 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14791 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14792 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14793 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14794 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14795 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14796 (mostlyclean): Adjust.
14797 (clean, distclean): Don't mention bootstrap stuff.
14798 * configure: Regenerate.
14799 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14800 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14801 treelang/config-lang.in (stagestuff): Remove.
14802 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14803 stageprofile, stagefeedback, stagestuff): Remove mention.
14805 2007-01-11 Nick Clifton <nickc@redhat.com>
14807 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14809 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14810 (mcore_arith_K_S_operand): Run the test for the S constraint not
14811 the test for the M constraint.
14812 (mcore_addsub_operand): Do not accept integer values that are
14813 larger than 32 bits.
14814 * config/mcore/mcore.md: Remove unused constraints from split.
14815 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14816 (addsi3): Likewise.
14817 (allocate_stack): Likewise.
14818 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14819 operands to 32 bits.
14820 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14822 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14823 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14824 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14825 mcore_output_bclri, mcore_output_andn, output_inline_const,
14826 mcore_output_move, mcore_output_movedouble): Likewise.
14827 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14828 (output_inline_const): Likewise.
14829 (output_inline_const): Fix format strings used in sprintf
14831 * config/mcore/mcore-protos.h: Update prototypes for changed
14832 functions in mcore.c.
14833 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14834 HOST_WIDE_INT and not int.
14835 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14836 CONST_OK_FOR_N): Likewise.
14837 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14838 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14841 2007-01-10 Jan Hubicka <jh@suse.cz>
14843 * tree-vrp.c (remove_range_assertions): Release defs.
14844 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14845 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14847 2007-01-10 Paul Brook <paul@codesourcery.com>
14849 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14850 * config/arm/arm.md (mulsi3subsi): New insn.
14852 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14854 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14855 (tree_transform_and_unroll_loop): New.
14856 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14859 2007-01-10 Robert Kennedy <jimbob@google.com>
14861 * fold-const.c (fold_comparison): Fold comparisons like (x *
14862 1000 < 0) to (x < 0).
14864 2007-01-10 Ian Lance Taylor <iant@google.com>
14866 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14867 operands have the same priority.
14869 2007-01-10 Tom Tromey <tromey@redhat.com>
14871 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14872 (fold_binary): Likewise.
14873 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14874 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14875 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14876 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14877 * langhooks.h (struct lang_hooks): Removed field
14878 'can_use_bit_fields_p'.
14880 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14882 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14884 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14886 * function.c (get_last_funcdef_no): New function.
14887 * function.h (get_last_funcdef_no): Declare.
14888 * tree-inline.c (initialize_cfun): Add initialization.
14889 (tree_function_versioning): Cleanup.
14891 2007-01-10 Jan Hubicka <jh@suse.cz>
14893 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14896 2007-01-10 Sa Liu <saliu@de.ibm.com>
14897 Ben Elliston <bje@au.ibm.com>
14899 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14900 for SAVE_NONLOCAL and Pmode for any other save level.
14901 * spu-protos.h (spu_restore_stack_block): Declare.
14902 * spu.md (save_stack_block): Remove.
14903 (restore_stack_block): Call spu_restore_stack_block.
14904 * spu.c (spu_restore_stack_block): New function.
14905 (spu_expand_epilogue): Remove old comment.
14907 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14909 PR tree-optimization/30322
14910 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14911 (cand_value_at): Return the value as aff_tree.
14912 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14913 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14914 aff_combination_mult): New functions.
14915 (aff_combination_add): Use aff_combination_add_cst.
14916 (aff_combination_convert): Allow conversions to a wider type.
14917 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14918 * tree-affine.h (aff_combination_mult): Declare.
14920 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14922 * doc/tm.texi: Update documentation to reflect reality of exec
14923 and start file search behaviours. Update copyright year.
14924 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14925 header file directories.
14927 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14929 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14930 (*cosxf2): Rename to cosxf2_i387.
14931 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14932 using X87MODEF12 mode macro. Rename patterns to
14933 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14935 (*cosdf2, *cossf2): Ditto.
14936 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14937 to match extended input operands.
14938 (sincos<mode>3): New expander.
14939 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14940 insn patterns and corresponding splitters.
14942 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14944 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14945 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14947 2007-01-09 Nicolas Pitre <nico@cam.org>
14950 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14952 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14954 * target.h (struct gcc_target): New field library_rtti_comdat.
14955 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14956 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14957 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14958 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14960 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14962 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14964 2007-01-08 Richard Guenther <rguenther@suse.de>
14966 * tree.h (force_fit_type_double): Export.
14967 (force_fit_type): Remove.
14968 * fold-const.c (force_fit_type_double): New function.
14969 (force_fit_type): Remove.
14970 (int_const_binop): Use it.
14971 (fold_convert_const_int_from_int): Likewise.
14972 (fold_convert_const_int_from_real): Likewise.
14973 (fold_div_compare): Likewise.
14974 (fold_sign_changed_comparison): Likewise.
14975 (fold_unary): Likewise.
14976 (fold_negate_const): Likewise.
14977 (fold_abs_const): Likewise.
14978 (fold_not_const): Likewise.
14979 * c-common.c (shorten_compare): Use force_fit_type_double.
14980 * convert.c (convert_to_pointer): Likewise.
14982 2007-01-08 Richard Guenther <rguenther@suse.de>
14984 * tree.h (build_int_cst_wide_type): Export.
14985 * tree.c (build_int_cst_wide_type): New function.
14986 (build_int_cst_wide): Fix comment.
14987 * builtins.c (fold_builtin_object_size): Use build_int_cst
14988 to build -1 or 0 of the correct type. Use fit_double_type
14989 to check for overflow.
14990 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14992 (decode_field_reference): Likewise.
14993 (all_ones_mask_p): Likewise.
14994 (native_interpret_int): Use build_int_cst_wide_type.
14995 (fold_binary): Use build_int_cst_type to build an all-ones
14997 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14999 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15001 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15003 2007-01-09 Ben Elliston <bje@au.ibm.com>
15005 * genautomata.c (STATS_OPTION): New option.
15006 (stats_flag): New flag.
15007 (gen_automata_option): Handle it.
15008 (initiate_automaton_gen): Ditto.
15009 (write_automata): Output statistics only if stats_flag is
15010 set. Likewise, output time statistics only if time_flag is set.
15011 * doc/md.texi (Processor pipeline description): Document new flag.
15013 2007-01-08 Richard Guenther <rguenther@suse.de>
15015 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15016 * tree.c (build_int_cst_type): Likewise.
15017 (size_in_bytes): Don't call force_fit_type on the result.
15018 (int_fits_type_p): Use fit_double_type.
15019 * fold-const.c (fit_double_type): New function.
15020 (force_fit_type): Use it.
15021 * tree.h (fit_double_type): Export.
15023 2007-01-08 Jan Hubicka <jh@suse.cz>
15025 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15026 * ipa.c (function_and_variable_visibility): Fix return type.
15028 2007-01-08 Richard Guenther <rguenther@suse.de>
15030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15031 of offset to build the index.
15032 * tree-pretty-print.c (dump_generic_node): Don't build negated
15033 const just for printing.
15034 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15035 * builtins.c (fold_builtin_int_roundingfn): Check if result
15036 fits the type by using force_fit_type and comparing the result.
15037 * predict.c (predict_loops): Use compare_tree_int for comparison.
15038 * tree.c (build_int_cst): Fall back to integer_type_node for
15040 (build_int_cst_wide): Assert type is non-null.
15042 2007-01-08 Roberto Costa <roberto.costa@st.com>
15044 * tree-vrp.c (extract_range_from_cond_expr): New.
15045 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15046 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15048 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15049 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15050 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15051 used as expressions.
15052 * tree-object-size.c (cond_expr_object_size): New.
15053 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15055 2007-01-08 Jan Hubicka <jh@suse.cz>
15057 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15058 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15061 2007-01-08 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/23603
15064 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15065 (extract_range_from_binary): Fall back to truthvalue instead of
15066 varying for TRUTH_*_EXPR.
15067 (extract_range_from_comparison): Fall back to truthvalue instead of
15069 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15070 if all visited PHI values were constant.
15072 2007-01-08 Jan Hubicka <jh@suse.cz>
15074 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15075 (cgraph_analyze_function): break out from ...
15076 (cgraph_finalize_compilation_unit): ... here.
15077 (cgraph_expand_function): Remove forgoten commented out line.
15078 (cgraph_optimize): Analyze functions.
15080 2007-01-08 Jan Hubicka <jh@suse.cz>
15082 * tree-pas.h (TODO_remove_function): New flag.
15083 (TODO_update*): Renumber.
15084 (pass_ipa_increase_alignment,
15085 pass_ipa_function_and_variable_visibility): New passes.
15086 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15087 (cgraph_function_and_variable_visibility): Move to ipa.c
15088 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15089 cgraph_increase_alignment.
15090 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15091 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15092 calling tree-inline.
15093 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15094 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15095 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15096 (gate_increase_alignment): New function.
15097 (pass_ipa_increase_alignment): New pass.
15098 * ipa.c: Inline tree-pass.h and timevar.h
15099 (function_and_variable_visibility): Move here from cgraphunit.c
15100 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15101 * passes.c (init_optimization_passes): Add the two new passes.
15102 (execute_todo): Handle cgraph_remove_functions.
15104 2007-01-08 Nick Clifton <nickc@redhat.com>
15106 * config/frv/predicates.md (reg_or_0_operand): Accept
15109 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15111 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15112 * config.gcc: Add bfin*-rtems*.
15114 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15116 * c.opt: Add -flax-vector-conversions.
15117 * c-typeck.c (convert_for_assignment): Pass flag to
15118 vector_types_convertible_p to allow emission of note.
15119 (digest_init): Likewise.
15120 * c-opts.c: Handle -flax-vector-conversions.
15121 * c-common.c (flag_lax_vector_conversions): New.
15122 (vector_types_convertible_p): Unless -flax-vector conversions
15123 has been passed, disallow conversions between vectors with
15124 differing numbers of subparts and/or element types. If such
15125 a conversion is disallowed, possibly emit a note on the first
15126 occasion only to inform the user of -flax-vector-conversions.
15127 The new last argument specifies this.
15128 * c-common.h (flag_lax_vector_conversions): New.
15129 (vector_types_convertible_p): Add extra argument.
15130 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15131 char_type_node for V*QI type vectors.
15132 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15133 Update to satisfy new typechecking rules.
15134 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15135 C and C++ variants.
15136 * doc/invoke.texi (C Dialect Options): Document
15137 -flax-vector-conversions.
15139 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15141 PR tree-optimization/29877
15142 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15143 a register variable on the RHS to not be replaceable.
15145 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15146 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15147 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15148 const_simm15, const_pow2, const_npow2): Added.
15149 * config/score/misc.md (insv, extv, extzv, movmemsi,
15150 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15151 * config/score/score.c (score_address_cost, score_select_cc_mode):
15153 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15154 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15155 Update score_print_operand.
15156 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15157 Adjust register allocate order and update some macro define.
15158 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15159 mdx_block_move_straight, mdx_block_move_loop_head,
15160 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15161 mdx_block_move): Added.
15162 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15163 mdp_limm): Updated and fix some bug and typo.
15164 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15165 (movsf, movdf, doloop_end): Added.
15167 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15169 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15170 config/arm/thumb2.md: Fix comment typos.
15171 * doc/extend.texi: Fix a typo.
15173 2007-01-07 Eric Christopher <echristo@apple.com>
15175 * configure.ac: Check for __stack_chk_fail for darwin.
15176 * configure: Regenerate.
15178 2007-01-07 Richard Guenther <rguenther@suse.de>
15180 * tree-vrp.c (extract_range_from_assert): CSE calls to
15181 compare_values where possible.
15182 (extract_range_from_unary_expr): Likewise.
15184 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15186 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15187 * config/avr/avr.c (call_insn_operand): Delete function.
15188 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15189 instead of register number. Use predicates.
15190 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15191 call_insn_operand): Add.
15193 2007-01-06 Jan Hubicka <jh@suse.cz>
15195 * tree-pass.h (pass_build_cgraph_edges): Declare.
15196 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15197 (visited_nodes): Remove.
15198 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15199 build_cgrpah_edges; make visited_nodes local.
15200 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15201 (record_references_in_initializer): Move to cgraphbuild.c
15202 (initialize_inline_failed, rebuild_cgraph_edges,
15203 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15204 (verify_cgraph_node): Make visited_nodes local.
15205 (cgraph_analyze_function): Do not call cgraph_create_edges and
15206 initialize_inline_failed.
15207 (cgraph_expand_function): Do not call cgraph_lower_function;
15208 assert that function is already lowered.
15209 * Makefile.in (cgraphbuild.o): New.
15210 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15211 at the end of lowering passes.
15213 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15215 * ifcvt.c (cond_move_convert_if_block): New function, code
15216 factored out from...
15217 (cond_move_process_if_block): ...here. Call the new function
15218 on the THEN and ELSE blocks.
15219 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15220 already takes care of this.
15222 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15225 * tree.h (TREE_OVERFLOW_P): New.
15226 * c-typeck.c (parser_build_unary_op): Warn only if result
15227 overflowed and operands did not.
15228 (parser_build_binary_op): Likewise.
15229 (convert_for_assignment): Remove redundant overflow_warning.
15230 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15232 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15234 * c-typeck.c (store_init_value): Split over two lines to follow
15235 the GNU coding style.
15237 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15239 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15240 __GXX_EXPERIMENTAL_CXX0X__.
15241 * doc/cpp.texi: Same.
15243 2007-01-05 Richard Guenther <rguenther@suse.de>
15245 PR middle-end/27826
15246 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15247 with mismatched types. Instead explicitly build a
15248 conversion NOP_EXPR.
15250 2007-01-05 Ian Lance Taylor <iant@google.com>
15252 * c-common.c (decl_with_nonnull_addr_p): New function.
15253 (c_common_truthvalue_conversion): Call it.
15254 * c-typeck.c (build_binary_op): Likewise.
15255 * c-common.h (decl_with_nonnull_addr_p): Declare.
15257 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15260 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15263 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15265 * doc/install.texi (Final install): Document the fact that
15266 the GNAT runtime should not be stripped.
15268 2007-01-04 Jan Hubicka <jh@suse.cz>
15270 * tree-inline.c (fold_marked_statements): Update operand caches
15271 and EH after folding
15273 2007-01-04 Ian Lance Taylor <iant@google.com>
15275 * c-common.c (check_function_nonnull): Whitespace fix.
15277 2007-01-04 Jan Hubicka <jh@suse.cz>
15279 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15280 comitted older version of patch.
15281 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15282 function, celanup cfg and collect garbage.
15284 2007-01-04 Mike Stump <mrs@apple.com>
15286 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15289 2007-01-04 Eric Christopher <echristo@apple.com>
15291 * libgcc2.c (__bswapsi2): Use SItype.
15292 (__bswapdi2): Use DItype.
15293 * libgcc2.h: Update for above.
15295 2007-01-04 Paul Brook <paul@codesourcery.com>
15297 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15298 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15299 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15300 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15301 umulsi3_highpart): Make conditional on !arm_arch6.
15302 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15303 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15304 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15305 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15306 umulsi3_highpart_v6): New insns.
15308 2007-01-04 Roger Sayle <roger@eyesopen.com>
15310 * fold-const.c (fold_convert): When casting an expression to void,
15311 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15312 have a type. Instead of attempting to build a NOP_EXPR, return
15313 these "special" trees directly.
15315 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15317 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15318 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15319 rs6000_cost->fp not 0 as adjustment for outer NEG.
15321 2007-01-04 Jan Hubicka <jh@suse.cz>
15323 * cgraph.c (cgraph_release_function_body): New function.
15324 (cgraph_remove_node): Use it.
15325 * cgraph.h (cgraph_release_function_body): Declare.
15326 * cgraphunit.c (cgraph_expand_function): Use it.
15327 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15328 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15329 is initialized and while compilation of other function is running.
15330 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15331 statement CFG annotations from here to ...
15332 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15334 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15336 * cfgloop.h (enum li_flags): Make the constants powers of two.
15338 2007-01-04 Jan Hubicka <jh@suse.cz>
15340 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15342 (fold_marked_statements): New function.
15343 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15344 * tree-inline.h (copy_body_data): Add statements_to_fold.
15346 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15348 * config.gcc: Mention libgcc/config.host.
15349 * Makefile.in: Update comments mentioning libgcc.
15350 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15351 (all.cross, start.encap, rest.encap, rest.cross): Update
15352 dependencies for libgcc move.
15353 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15354 (clean-target, clean-target-libgcc): Delete.
15355 (srcdirify, GCC_EXTRA_PARTS): New macros.
15356 (libgcc-support, libgcc.mvars): New rules.
15357 (distclean): Remove mention of mklibgcc.
15358 (install): Don't reference INSTALL_LIBGCC.
15359 (install-common): Don't reference EXTRA_PARTS.
15360 (install-libgcc, install-multilib): Delete rules.
15361 * mklibgcc.in: Delete file.
15362 * doc/configfiles.texi: Don't mention mklibgcc.
15364 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15365 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15366 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15367 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15368 (mklibgcc, ldblspecs): Likewise.
15370 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15371 (posixpre.def): Use $(T).
15372 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15373 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15374 (SHLIB_LINK): Make dummy.
15375 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15377 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15379 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15380 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15381 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15382 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15384 * configure.ac (all_outputs): Remove mklibgcc.
15385 * configure: Regenerated.
15387 2007-01-03 Josh Conner <jconner@apple.com>
15389 PR middle-end/29683
15390 * calls.c (compute_argument_addresses): Set stack and stack_slot
15391 for partial args, too.
15392 (store_one_arg): Use locate.size.constant for the size when
15393 generating a save_area.
15395 2007-01-03 Robert Kennedy <jimbob@google.com>
15397 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15398 whose definitions are deleted due to basic block merging.
15400 2007-01-03 Paul Brook <paul@codesourcery.com>
15403 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15405 (use_return_insn): Return 0 for Thumb interrupt functions.
15406 (print_multi_reg): Add rfe argument for IRQ returns.
15407 (arm_output_epilogue): Pop interrupt return address directly into PC.
15408 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15410 2007-01-03 Paul Brook <paul@codesourcery.com>
15412 Merge from sourcerygxx-4_1.
15413 * config/arm/thumb2.md: New file.
15414 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15416 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15417 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15418 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15419 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15421 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15422 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15424 * config/arm/ieee754-sf.S: Ditto.
15425 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15426 (thumb1_base_register_rtx_p): ... to this.
15427 (thumb_index_register_rtx_p): Rename...
15428 (thumb1_index_register_rtx_p): ... to this.
15429 (thumb_output_function_prologue): Rename...
15430 (thumb1_output_function_prologue): ... to this.
15431 (thumb_legitimate_address_p): Rename...
15432 (thumb1_legitimate_address_p): ... to this.
15433 (thumb_rtx_costs): Rename...
15434 (thumb1_rtx_costs): ... to this.
15435 (thumb_compute_save_reg_mask): Rename...
15436 (thumb1_compute_save_reg_mask): ... to this.
15437 (thumb_final_prescan_insn): Rename...
15438 (thumb1_final_prescan_insn): ... to this.
15439 (thumb_expand_epilogue): Rename...
15440 (thumb1_expand_epilogue): ... to this.
15441 (arm_unwind_emit_stm): Rename...
15442 (arm_unwind_emit_sequence): ... to this.
15443 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15444 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15445 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15446 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15447 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15448 thumb2_output_casesi): New functions.
15449 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15450 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15451 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15452 THUMB2_WORK_REGS): Define.
15453 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15454 arm_condexec_mask, arm_condexec_masklen)): New variables.
15455 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15456 (arm_override_options): Check new CPU capabilities.
15457 Set new architecture flag variables.
15458 (arm_isr_value): Handle v7m interrupt functions.
15459 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15461 (const_ok_for_arm): Handle Thumb-2 constants.
15462 (arm_gen_constant): Ditto. Use movw when available.
15463 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15465 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15466 (thumb_find_work_register, arm_load_pic_register,
15467 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15468 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15469 print_multi_reg, output_mov_long_double_fpa_from_arm,
15470 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15471 output_mov_double_fpa_from_arm, output_move_double,
15472 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15473 output_return_instruction, arm_output_function_prologue,
15474 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15475 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15476 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15477 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15478 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15479 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15481 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15482 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15483 (arm_file_start): Output directive for unified syntax.
15484 (arm_unwind_emit_set): Handle stack alignment instruction.
15485 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15486 Add v6t2, v7, v7a, v7r and v7m.
15487 (RETLDM): Add Thumb-2 code.
15488 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15489 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15490 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15491 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15492 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15493 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15494 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15495 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15496 ADJUST_INSN_LENGTH): Define.
15497 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15498 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15499 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15500 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15501 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15502 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15503 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15504 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15505 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15506 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15507 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15508 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15509 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15510 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15511 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15512 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15513 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15515 * config/arm/arm-tune.md: Regenerate.
15516 * config/arm/arm-protos.h: Update prototypes.
15517 * config/arm/vfp.md: Enable patterns for Thumb-2.
15518 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15519 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15520 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15521 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15522 * config/arm/libunwind.S: Add Thumb-2 code.
15523 * config/arm/constraints.md: Update include Thumb-2.
15524 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15525 * config/arm/ieee754-df.S: Ditto.
15526 * config/arm/bpabi.S: Ditto.
15527 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15528 * config/arm/predicates.md (low_register_operand,
15529 low_reg_or_int_operand, thumb_16bit_operator): New.
15530 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15531 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15532 * config/arm/t-arm-elf: Add armv7 multilib.
15533 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15535 (UNSPEC_STACK_ALIGN, ce_count): New.
15536 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15537 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15539 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15540 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15541 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15542 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15543 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15544 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15546 * doc/extend.texi: Document ARMv7-M interrupt functions.
15547 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15549 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15551 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15552 (struct _Unwind_Context): Rename args_size to flags, remove
15553 signal_frame field, add a new args_size field and version field.
15554 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15555 _Unwind_IsExtendedContext): New inline functions.
15556 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15557 Assume by_value array is only present if _Unwind_IsExtendedContext.
15558 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15559 _Unwind_IsSignalFrame.
15560 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15561 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15562 (uw_init_context_1): Initialize context->flags to
15563 EXTENDED_CONTEXT_BIT.
15564 * config/rs6000/linux-unwind.h (frob_update_context): Use
15565 _Unwind_SetSignalFrame.
15567 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15569 PR middle-end/30353
15570 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15571 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15574 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15576 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15577 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15578 RET, AT_SP): Remove.
15579 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15582 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15583 * cfgbuild.c (find_basic_blocks): Likewise.
15584 * cfgrtl.c (rtl_create_basic_block): Likewise.
15585 * function.c (temp_slots_at_level): Likewise.
15586 * reg-stack.c (stack_regs_mentioned): Likewise.
15587 * regclass.c (allocate_reg_info): Likewise.
15588 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15589 set_bb_for_stmt, move_block_to_fn): Likewise.
15590 * tree-complex.c (tree_lower_complex): Likewise.
15591 * vec.h (VEC_safe_grow_cleared): New.
15593 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15595 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15597 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15598 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15600 * cfgloopmanip.c (scale_loop_frequencies): Export.
15601 (loopify): Scale the frequencies by prescribed coefficients.
15602 (set_zero_probability): New function.
15603 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15604 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15605 and frequencies according to arguments.
15606 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15608 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15609 * modulo-sched.c (sms_schedule): Set probabilities for entering
15610 versioned loop correctly.
15611 * tree-vect-transform.c (vect_transform_loop): Ditto.
15612 * cfgloop.h (loopify, loop_version): Declaration changed.
15613 (scale_loop_frequencies): Declared.
15615 2007-01-02 Jan Hubicka <jh@suse.cz>
15617 * cgraph.c: Include tree-flow.h
15618 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15619 early_local_passes.
15620 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15621 * tree-pass.h (pass_all_early_optimizations): Declare.
15622 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15623 early_local_passes.
15624 (cgraph_analyze_function): Do early_local_passes.
15625 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15626 Do not add referenced vars.
15627 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15629 (gate_all_early_local_passes): New gate.
15630 (pass_early_local_passes): Use new gate.
15631 (execute_early_local_optimizations): New functions.
15632 (gate_all_early_optimizations): New gate.
15633 (pass_all_early_optimizations): New pass.
15634 (execute_free_datastructures): Free SSA only when initialized.
15635 (gate_init_datastructures): Init only when optimizing.
15636 (tree_lowering_passes): Do early local passes when called late.
15637 * tree-profile.c (do_tree_profiling): Don't profile functions added
15639 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15640 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15642 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15643 during early_local_passes.
15644 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15647 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15649 * Makefile.in: Update copyright year.
15651 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15653 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15654 in $(lang_checks) and check-consistency targets.
15656 2007-01-02 Jan Hubicka <jh@suse.cz>
15658 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15659 Do not add referenced vars.
15660 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15662 * passes.c (init_optimization_passes): Put mudflap_2 after
15663 free_datastructures.
15665 2007-01-02 Jan Hubicka <jh@suse.cz>
15667 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15668 Set NOTHROW flag on call statements proved to be nothrow.
15669 Update statement of local calls so new pure/const functions are
15670 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15672 (tree_rest_of_compilation): Register hooks and initialize bitmap
15673 early. Do not set after_inlining flag.
15675 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15677 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15678 HOST_BITS_PER_LONGLONG
15680 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15683 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15684 warning for non-static initializers.
15686 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15688 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15689 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15690 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15691 Always use set_unique_reg_note to add REG_EQUAL notes.
15693 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15696 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15698 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15699 * cfgbuild.c (find_basic_blocks): Likewise.
15700 * cfgrtl.c (rtl_create_basic_block): Likewise.
15701 * function.c (temp_slots_at_level): Likewise.
15702 * reg-stack.c (stack_regs_mentioned): Likewise.
15703 * regclass.c (allocate_reg_info): Likewise.
15704 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15705 set_bb_for_stmt, move_block_to_fn): Likewise.
15706 * tree-complex.c (tree_lower_complex): Likewise.
15707 * vec.h (VEC_safe_grow_cleared): New.
15709 2007-01-02 Ian Lance Taylor <iant@google.com>
15711 * c-common.c (c_common_truthvalue_conversion): When warning about
15712 using an assignment as a truth value, set TREE_NO_WARNING.
15714 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15717 * c.opt (Wold-style-declaration): New.
15718 * doc/invoke.texi (C-only Warning Options): New.
15719 (Wold-style-declaration): Document it.
15720 (Wextra): Enabled by -Wextra.
15721 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15722 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15723 -Wold-style-declaration.
15725 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15727 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15728 * cfgbuild.c (find_basic_blocks): Likewise.
15729 * cfgrtl.c (rtl_create_basic_block): Likewise.
15730 * function.c (temp_slots_at_level): Likewise.
15731 * reg-stack.c (stack_regs_mentioned): Likewise.
15732 * regclass.c (allocate_reg_info): Likewise.
15733 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15734 set_bb_for_stmt, move_block_to_fn): Likewise.
15735 * tree-complex.c (tree_lower_complex): Likewise.
15736 * vec.h (VEC_safe_grow_cleared): New.
15738 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15740 * c-common.c (c_common_nodes_and_builtins): Since variants of
15741 void_type_node get built before it is given a name, we need to
15742 give those variants the name, too.
15743 (complete_array_type): We need to work with the canonical main
15744 type of the array, from which we will build the qualified version.
15745 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15746 * print-tree.c (print_node): Display canonical type information
15748 * stor-layout.c (layout_type): When we don't know the
15749 alignment of a type for which we're building an array, we end up
15750 guessing wrong, so make the type require structural equality.
15751 * tree.c (make_node_stat): When we build a new type, it is its
15752 own canonical type.
15753 (build_type_attribute_qual_variant): When building an attribute
15754 variant, its canonical type is the non-attribute variant. However,
15755 if the attributes are target-dependent and they differ, we need to
15756 use structural equality checks for this type.
15757 (build_qualified_type): A qualified type is not equivalent to its
15758 unqualified variant; set the canonical type appropriately.
15759 (build_distinct_type_copy): When building a distinct type from
15760 another type, the new type is its own canonical type.
15761 (build_variant_type_copy): When building a new type variant, we
15762 assume that it is equivalent to the original type.
15763 (build_pointer_type_for_mode): When building a pointer type, also
15764 build a canonical type pointer.
15765 (build_reference_type_for_mode): When building a reference type,
15766 also build a canonical type reference.
15767 (build_index_type): When we can't hash an index type (e.g.,
15768 because its maximum value is negative), the index type requires
15769 structural equality tests.
15770 (build_array_type): Build the canonical form of an array type.
15771 (build_function_type): Function types require structural equality,
15772 because they contain default arguments, attributes, etc.
15773 (build_method_type_directly): Ditto for method types.
15774 (build_offset_type): Build the canonical offset type.
15775 (build_complex_type): Build the canonical vector type.
15776 (make_vector_type): Build the canonical vector type.
15777 * tree.h (TYPE_CANONICAL): New.
15778 (TYPE_STRUCTURAL_EQUALITY_P): New.
15779 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15780 (struct tree_type): Added "canonical" field.
15781 * params.h (VERIFY_CANONICAL_TYPES): New.
15782 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15783 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15784 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15785 * doc/invoke.texi (verify-canonical-types): Document --param
15786 parameter for verifying canonical types.
15788 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15790 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15791 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15792 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15793 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15795 * config/rs6000/e500.h: New.
15796 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15797 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15799 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15800 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15801 TARGET_E500_DOUBLE): Remove.
15802 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15803 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15804 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15805 * config/rs6000/rs6000.c (rs6000_override_options): Use
15806 CHECK_E500_OPTIONS.
15808 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15810 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15811 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15812 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15813 rs6000_emit_cmove): Don't check TARGET_E500.
15814 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15815 sordered): Don't check TARGET_E500.
15817 2007-01-01 Eric Christopher <echristo@apple.com>
15819 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15820 HARD_REGISTER_NUM_P.
15822 2007-01-01 Roger Sayle <roger@eyesopen.com>
15824 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15825 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15826 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15829 2007-01-01 Mike Stump <mrs@apple.com>
15831 * configure.ac: Remove support for building with Apple's gcc-3.1.
15833 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15835 PR middle-end/30311
15836 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15837 REG is a hard register. Do not modify REG before calling
15839 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15840 multiple of the size of YMODE for certain lowpart cases.
15842 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15844 PR middle-end/30253
15845 * gimplify (voidify_wrapper_expr): Update for
15846 GIMPLE_MODIFY_STMT.
15848 2007-01-01 Andreas Schwab <schwab@suse.de>
15851 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15852 save of BR0 in extra_spill_size instead of spill_size.
15853 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15855 (ia64_expand_epilogue): Restore BR0 from its new location.
15857 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15859 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15860 Use a temporary variable if the left hand side is not a gimple
15863 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15865 * gimplify.c (gimplify_return_expr): Make the temporary variable
15866 for the return expression, a gimple register variable.
15868 2007-01-01 Jan Hubicka <jh@suse.cz>
15870 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15873 2007-01-01 Mike Stump <mrs@apple.com>
15875 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15877 * config/darwin.c (machopic_select_rtx_section): Use
15878 HAVE_GAS_LITERAL16.
15879 (darwin_mergeable_constant_section): Likewise.
15880 * configure: Regenerate.
15881 * config.in: Regenerate.
15883 2007-01-01 Jan Hubicka <jh@suse.cz>
15884 Andrew Pinski <pinskia@gmail.com>
15886 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15887 before starting IPA passes.