1 2007-06-09 Tom Tromey <tromey@redhat.com>
3 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4 (deprecated_state): Removed.
6 (enum deprecated_states): Moved earlier.
7 (groktypename): Update.
8 (push_parm_decl): Likewise.
10 (start_function): Likewise.
12 2007-06-09 Ian Lance Taylor <iant@google.com>
14 PR tree-optimization/32169
15 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16 CONVERT_EXPR, check whether min and max both converted to an
17 overflow infinity representation.
19 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
21 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
22 not inserted on the edge.
24 2007-06-08 Bob Wilson <bob.wilson@acm.org>
26 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
27 instructions if they are supported.
28 (__divsi3, __umodsi3, __modsi3): Likewise.
29 (__ashldi3, __ashrdi3, __lshrdi3): New.
30 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
32 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
33 Tony Linthicum <tony.linthicum@amd.com>
35 * doc/extend.texi: Add fvect-cost-model flag.
36 * common.opt (fvect-cost-model): New flag.
37 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
38 cost fields in stmt_vec_info struct for STMT.
39 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
40 fields in stmt_vec_info struct and access functions for the same.
41 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
42 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
43 load, store and vector to scalar operation.
44 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
45 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
46 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
47 (TARG_VEC_STORE_COST): Define cost of vector store.
48 (vect_estimate_min_profitable_iters): Define new function.
49 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
50 check to evaluate if loop iterations are less than minimum profitable
51 iterations determined by cost model or minimum vect loop bound defined
52 by user, whichever is more conservative.
53 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
54 run-time check to evaluate if loop iterations are less than minimum
55 profitable iterations determined by cost model or minimum vect loop
56 bound defined by user, whichever is more conservative.
57 (vect_estimate_min_profitable_iterations): New function to estimate
58 mimimimum iterartions required for vector version of loop to be
59 profitable over scalar version.
60 (vect_model_reduction_cost): New function.
61 (vect_model_induction_cost): New function.
62 (vect_model_simple_cost): New function.
63 (vect_cost_strided_group_size): New function.
64 (vect_model_store_cost): New function.
65 (vect_model_load_cost): New function.
66 (vectorizable_reduction): Call vect_model_reduction_cost during
68 (vectorizable_induction): Call vect_model_induction_cost during
70 (vectorizable_load): Call vect_model_load_cost during analysis phase.
71 (vectorizable_store): Call vect_model_store_cost during analysis phase.
72 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
73 vectorizable_promotion, vectorizable_demotion): Call
74 vect_model_simple_cost during analysis phase.
76 2007-06-08 Simon Baldwin <simonb@google.com>
78 * reg-stack.c (get_true_reg): Readability change. Moved default case
79 label into direct switch statement scope.
81 2007-06-08 Simon Baldwin <simonb@google.com>
83 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
84 in gcc_assert() with '==' comparison.
86 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
88 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
89 TARGET_ABM handling of x86_popcnt variable.
91 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
93 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
94 __builtin_copysignq and __builtin_infq built-in functions.
96 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
98 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
99 SSE4.2 section. Correct built-in function names in SSE4A section.
101 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
103 PR tree-optimization/32243
104 * tree-vect-transform.c (vectorizable_type_promotion): Move check
105 for ncopies after ratio check between nunits_out and nunits_in.
106 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
108 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
110 PR tree-optimization/32224
111 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
112 vectorization upon a non GIMPLE_MODIFY_STMT.
114 2007-06-08 Christian Bruel <christian.bruel@st.com>
117 * config/sh/sh.md (doloop_end): New pattern and splitter.
118 * loop-iv.c (simple_rhs_p): Check for hardware registers.
120 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
123 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
125 (verify_dominators): Do not change dominance tree.
127 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
129 * config/sh/constraints.md: New file.
130 * config/sh/sh.c: Include tm-constrs.h.
131 (reg_class_from_letter): Remove.
132 (prepare_cbranch_operands): Use satisfies_constraint_*
133 function instead of macro.
134 (andcosts, broken_move, sh_secondary_reload): Likewise.
135 * config/sh/predicates.md (trapping_target_operand): Likewise.
136 (and_operand, arith_operand, arith_reg_or_0_operand,
137 cmp_operand, logical_operand, target_operand,
138 ua_address_operand, ua_offset, xor_operand): Likewise.
139 * config/sh/sh.md: Include constraints.md.
140 (*movsicc_t_false): Use satisfies_constraint_* function
142 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
143 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
144 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
145 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
146 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
147 (REG_CLASS_FROM_CONSTRAINT): Remove.
148 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
149 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
150 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
151 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
152 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
153 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
154 function instead of macro.
155 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
156 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
157 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
158 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
159 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
160 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
161 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
162 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
163 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
164 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
165 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
166 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
167 EXTRA_CONSTRAINT_STR): Likewise.
168 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
170 2007-06-07 Geoffrey Keating <geoffk@apple.com>
172 * config/i386/darwin.h (STACK_BOUNDARY): Define.
174 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
177 * c-common.h (flag_cpp0x): Replaced by...
178 (cxx_dialect): ... this new variable specifying the C++ dialect that
180 * c-common.c (flag_cpp0x): Removed.
181 (cxx_dialect): Defined.
182 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
184 * c-opts.c (c_common_post_options): Likewise.
185 (set_std_cxx98): Set cxx_dialect to cxx98.
186 (set_std_cxx0x): Set cxx_dialect to cxx0x.
188 2007-06-07 Geoffrey Keating <geoffk@apple.com>
189 Hui-May Chang <hm.chang@apple.com>
191 * doc/invoke.texi (Darwin Options): Update documentation for
192 -mmacosx-version-min.
193 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
194 * config/darwin-driver.c: New file.
195 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
196 * config/t-darwin (darwin-driver.o): New rule.
198 * config/darwin-c.c (version_as_macro): Ignore low digit.
200 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
203 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
204 (CSGNMODE): New mode macro.
205 (CSGNVMODE): New mode attribute.
206 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
207 expander using CSGNMODE mode macro. Handle TFmode.
208 (copysign<mode>3_const): Rename from copysignsf3_const and
209 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
211 (copysign<mode>3_var): Rename from copysignsf3_var and
212 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
214 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
215 mode macro. Handle TFmode.
216 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
217 (iortf3, *iortf3): Ditto.
218 (xortf3, *xortf3): Ditto.
219 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
220 TFmode and TImode masks.
221 (ix86_expand_copysign): Expand TFmode copysign insn.
222 (IX86_BUILTIN_INFQ): New.
223 (IX86_BUILTIN_FABSQ): Ditto.
224 (IX86_BUILTIN_COPYSIGNQ): Ditto.
225 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
226 [__builtin_fabsq]: Ditto.
227 [__builtin_copysignq]: Ditto.
228 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
229 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
230 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
231 ix86_expand_binop_builtin().
233 2007-06-07 Bob Wilson <bob.wilson@acm.org>
235 * config/xtensa/lib1funcs.asm: Clean up whitespace.
237 2007-06-07 Steve Ellcey <sje@cup.hp.com>
240 * rtl.h (push_to_sequence2): New.
241 * emit-rtl.c (push_to_sequence2): New.
242 * function.c (assign_parm_data_all): Add new fields.
243 (assign_parm_setup_block): Call push_to_sequence2 instead of
245 (assign_parm_setup_reg): Ditto.
246 (assign_parm_setup_stack): Ditto.
247 (assign_parms_unsplit_complex): Ditto.
248 (assign_parms): Change field name.
250 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
252 PR tree-optimization/32220
253 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
254 phi node is reached before defining statement.
256 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
259 * tree-vect-transform.c (vectorizable_call): Call update_stmt
260 after changing the right hand side of the assignment.
262 2007-06-06 Eric Christopher <echristo@apple.com>
264 * config.gcc (i?86-*-darwin*): Remove arch parameter.
265 (x86_64-*-darwin*): Ditto.
266 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
267 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
269 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
271 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
274 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
275 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
277 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
278 (add_cost_one_coalesce): Likewise.
279 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
280 variable names. Rename orig to orig_name for consistency.
281 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
283 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
284 (record_equivalences_from_stmt): Likewise.
285 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
286 the coding conventions.
287 (memory_ssa_name_same): Likewise.
288 (dse_optimize_stmt): Likewise.
289 (dse_record_phis): Likewise.
290 (dse_finalize_block): Likewise.
291 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
292 keywords as variable names.
293 (may_move_till): Cast according to the coding conventions.
294 (force_move_till_expr): Avoid using C++ keywords as variable names.
295 (force_move_till): Cast according to the coding conventions.
296 (memref_hash): Likewise.
297 (memref_eq): Likewise.
298 (gather_mem_refs_stmt): Likewise.
299 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
300 keywords as variable names.
301 (idx_find_step): Cast according to the coding conventions.
302 (idx_record_use): Likewise.
303 (find_depends): Likewise.
304 (prepare_decl_rtl): Likewise.
305 (mbc_entry_hash): Likewise.
306 (mbc_entry_eq): Likewise.
307 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
308 (simplify_replace_tree): Avoid using C++ keywords as variable names.
309 (idx_infer_loop_bounds): Cast according to the coding conventions.
310 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
311 * tree-ssa-math-opts.c (occ_new ): Likwise.
312 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
314 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
316 (add_use_op): Likewise.
318 (add_vuse_op): Likewise.
319 (add_vdef_op): Likewise.
320 (get_expr_operands): Likewise.
321 (push_stmt_changes): Use type safe memory macros.
322 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
323 keywords as variable names.
324 (conditional_replacement): Likewise.
325 (minmax_replacement): Likewise.
326 (abs_replacement): Likewise.
327 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
329 (insert_fake_stores): Avoid using C++ keywords as variable names.
330 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
332 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
333 (heapvar_insert): Use type safe memory macros.
334 (new_var_info): Cast according to the coding conventions.
335 (new_constraint): Likewise.
336 (remove_preds_and_fake_succs): Use type safe memory macros.
337 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
339 (thread_single_edge): Likewise.
340 (thread_through_loop_header): Likewise.
342 2007-06-06 Eric Christopher <echristo@apple.com>
344 * config/i386/i386.c (override_options): Move handling
345 of TARGET_SUBTARGET* earlier.
347 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
349 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
352 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
354 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
355 emited outside of basic block.
356 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
358 * rtl.h (delete_insn_chain): Declaration changed.
359 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
361 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
362 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
363 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
364 to delete_insn_chain.
365 (rtl_verify_flow_info_1): Verify that the insns in header and footer
366 do not have bb field set.
367 (rtl_verify_flow_info): Verify that insns between basic blocks do not
369 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
370 * cfgcleanup.c (try_optimize_cfg): Ditto.
372 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
374 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
375 (lambda_body_vector_new): Use type safe memory macros.
376 (lambda_linear_expression_new): Likewise.
377 (lambda_loopnest_new): Likewise.
378 (lambda_lattice_new): Likewise.
379 (replace_uses_equiv_to_x_with_y): Cast according to the coding
380 conventions. Use type safe memory macros.
381 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
382 (lambda_body_vector_s): Likewise.
383 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
384 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
386 2007-06-06 Richard Guenther <rguenther@suse.de>
388 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
389 if we need to schedule cfg_cleanup.
390 (tree_ssa_forward_propagate_single_use_vars): Do so.
392 2007-06-06 Ian Lance Taylor <iant@google.com>
394 * fold-const.c (merge_ranges): If range_successor or
395 range_predecessor fail, just return 0.
397 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
399 PR tree-optimization/32216
400 * tree-vectorizer.c (supportable_widening_operation): Determine
401 signedness of FIX_TRUNC_EXPR from output operand.
402 (supportable_narrowing_operation): Ditto.
403 * tree-vect-generic.c (expand_vector_operations_1): Determine
404 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
407 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
409 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
410 (struct pta): ...from here. Change flags to unsigned to avoid
411 excessive casting (as it is used as a bit mask).
412 (override_options): Add casts according to the coding convenventions.
413 (x86_64_elf_unique_section): Likewise.
414 (examine_argument): Avoid using C++ keywords as variable names.
415 (construct_container): Likewise.
416 (legitimize_pic_address): Likewise.
417 (get_dllimport_decl): Cast according to the coding conventions. Use
418 type safe memory macros.
419 (legitimize_address): Cast according to the coding conventions.
420 (emit_i387_cw_initialization): Corrected the type of slot to enum
422 (ix86_init_machine_status): Use type safe memory macros.
423 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
424 (bdesc_pcmpistr): Likewise.
425 (bdesc_crc32): Likewise.
426 (bdesc_sse_3arg): Likewise.
427 (bdesc_2arg): Likewise.
428 (bdesc_1arg): Likewise.
429 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
430 (ix86_expand_sse_pcmpistr): Likewise.
431 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
432 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
433 int to match the langhook definition.
434 (ix86_builtin_conversion): Change the type of code to unsigned init to
435 match the langhook definition.
436 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
438 (ix86_preferred_output_reload_class): Likewise.
439 (ix86_cannot_change_mode_class): Likewise.
440 (ix86_memory_move_cost): Likewise.
441 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
442 avoid excessive casting later on.
443 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
445 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
447 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
448 as flags setting insn.
449 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
451 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
455 ("sse4_1_round<mode>2"): New insn pattern.
456 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
458 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
459 expander using SSEMODEF mode macro. Expand using
460 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
461 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
462 expander using SSEMODEF mode macro. Expand using
463 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
464 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
465 expander using SSEMODEF mode macro. Expand using
466 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
467 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
468 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
469 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
472 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
473 Sebastian Pop <sebpop@gmail.com>
475 * lambda.h (build_linear_expr): New.
476 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
477 Use build_linear_expr, call fold and force_gimple_operand.
478 (lambda_loopnest_to_gcc_loopnest): Check that there is
480 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
482 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
484 PR preprocessor/23479
485 * doc/extend.texi: Document the 0b-prefixed binary integer
488 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
490 PR tree-optimization/32215
491 * tree-vectorizer.c (supportable_widening_operation): Return false
492 for unsupported FIX_TRUNC_EXPR tree code.
493 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
495 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
497 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
498 register on SPE targets. Change documentation to reflect
500 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
501 Change FIXED_SCRATCH to 14 and document why we're keeping r14
502 out of the register allocation pool.
503 (rs6000_reg_live_or_pic_offset_p): New function.
504 (rs6000_emit_prologue): Move the actual saving of LR up to free
505 r0 for holding r11. Split saving of SPE 64-bit registers into
506 its own case. Ensure that offsets will always be in-range for
507 'evstdd' by using r11 as a scratch register to point at the start
508 of the SPE save area. Save r11 if necessary, as it is the static
510 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
511 into its own case. Ensure that offsets will always be in-range
512 for 'evldd' by using r11 as a scratch register to point at the
513 start of the SPE save area. Also adjust r11 when restoring
514 the stack pointer to compensate for pre-loading r11.
516 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
518 * cfg.c (init_flow): Use type safe memory macros.
519 (alloc_block): Likewise.
520 (unchecked_make_edge): Likewise.
521 (dump_flow_info): Avoid using C++ keywords as variable names.
522 (copy_original_table_clear): Cast according to the coding conventions.
523 (copy_original_table_set): Likewise.
524 * cfgexpand (label_rtx_for_bb): Likewise.
525 (expand_gimple_basic_block): Likewise.
526 * cfghooks.c (dump_bb): Likewise.
527 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
529 (lv_add_condition_to_bb): Likewise.
530 * cfglayout (relink_block_chain): Cast according to the coding
532 (fixup_reorder_chain): Likewise.
533 (fixup_fallthru_exit_predecessor): Likewise.
534 * cfgloop.c (glb_enum_p): Likewise.
535 (get_exit_description): Likewise.
536 (dump_recorded_exit): Likewise.
537 * cfgloop.h (enum loop_estimation): Move out of struct scope...
538 (struct loop): ... from here.
539 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
541 * cfgrtl.c (rtl_create_basic_block): Likewise.
542 (rtl_split_block): Likewise.
543 (rtl_dump_bb): Likewise.
544 (cfg_layout_split_block): Likewise.
545 (init_rtl_bb_info): Use typesafe memory macros.
547 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
548 * graphds.h: Updated all usages of edge to graph_edge.
549 * graphds.c: Likewise.
550 * cfgloopanal.c: Likewise.
552 2007-06-05 Ian Lance Taylor <iant@google.com>
554 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
555 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
556 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
558 (test_for_singularity): Likewise.
560 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
562 * config/i386/constraints.md ("Y2"): Replaced by ...
564 * config/i386/i386.md: Likewise.
565 * config/i386/mmx.md: Likewise.
566 * config/i386/sse.md: Likewise.
568 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
570 * config/i386/constraints.md ("z"): Replaced by ...
572 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
573 (sse4_1_blendvps): Likewise.
574 (sse4_1_pblendvb): Likewise.
575 (sse4_2_pcmpestr): Likewise.
576 (sse4_2_pcmpestrm): Likewise.
577 (sse4_2_pcmpestr_cconly): Likewise.
578 (sse4_2_pcmpistr): Likewise.
579 (sse4_2_pcmpistrm): Likewise.
580 (sse4_2_pcmpistr_cconly): Likewise.
582 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
584 * matrix-reorg.c (transform_access_sites): Fix computation.
585 (transform_allocation_sites): Same.
587 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.c (override_options): Use
590 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
592 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
595 (nonimm_not_xmm0_operand): Ditto.
596 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
597 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
598 as operand[2] predicate. Require "z" class XMM register for
599 operand[3]. Adjust asm template.
600 ("sse4_1_blendvpd"): Ditto.
601 ("sse4_1_pblendvb"): Ditto.
602 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
603 force op2 into xmm0 register for variable blend instructions.
605 2007-06-04 Tom Tromey <tromey@redhat.com>
607 * c-tree.h (start_enum): Update.
608 (build_enumerator): Likewise.
609 * c-decl.c (enum_next_value): Removed.
610 (enum_overflow): Likewise.
611 (start_enum): Add c_enum_contents argument. Don't use globals.
612 (build_enumerator): Likewise.
613 * c-tree.h (struct c_enum_contents): New struct.
615 2007-06-04 Tom Tromey <tromey@redhat.com>
617 * c-common.c (c_common_get_alias_set): Fix indentation.
619 2007-06-04 Ian Lance Taylor <iant@google.com>
621 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
622 to overflow, reduce overflow infinity to regular infinity.
623 (vrp_var_may_overflow): New static function.
624 (vrp_visit_phi_node): Check vrp_var_may_overflow.
626 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
628 * stor-layout.c (layout_type): Remove duplicate code.
630 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
633 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
634 before build_common_builtin_nodes ().
636 2007-06-04 Steve Ellcey <sje@cup.hp.com>
639 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
641 2007-06-04 Jan Hubicka <jh@suse.cz>
643 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
644 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
645 instead of _stat version.
647 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
649 PR tree-optimization/32194
650 * tree-predcom.c (determine_offset): Check that both references have
653 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
655 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
656 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
657 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
658 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
659 Add argument to iterate_fix_dominators call.
660 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
661 * gcse.c (hoist_code): Change domby to vector.
662 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
663 Add argument to iterate_fix_dominators call.
664 * loop-doloop.c (doloop_modify): Changed recount_dominator to
666 * lambda-code.c (perfect_nestify): Ditto.
667 * cfgloopanal.c: Include graphds.h.
668 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
669 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
670 (mark_irreducible_loops): Use graphds_scc. Remove argument from
672 * graphds.c: New file.
673 * graphds.h: New file.
674 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
675 (get_dominated_by, get_dominated_by_region): Change return type to
677 (verify_dominators): Recompute all dominators and compare the results.
678 (recount_dominator): Renamed to ...
679 (recompute_dominator): ... this. Do not check that the block is
681 (iterate_fix_dominators): Reimplemented.
682 (prune_bbs_to_update_dominators, root_of_dom_tree,
683 determine_dominators_for_sons): New functions.
684 * et-forest.c (et_root): New function.
685 * et-forest.h (et_root): Declare.
686 * Makefile.in (graphds.o): Add.
687 (cfgloopanal.o): Add graphds.h dependency.
688 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
689 * basic-block.h (get_dominated_by, get_dominated_by_region,
690 iterate_fix_dominators): Declaration changed.
691 (recount_dominator): Renamed to ...
692 (recompute_dominator): ... this.
693 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
694 (thread_through_all_blocks): Do not free dominance info.
696 2007-06-03 Andreas Schwab <schwab@suse.de>
698 * config/m68k/m68k.c (override_options): Don't override
700 * config/m68k/m68k-modes.def (SF, DF): Define to use
701 motorola_single_format and motorola_double_format, resp.
702 * real.c (motorola_single_format): Renamed from
703 coldfire_single_format.
704 (motorola_double_format): Renamed from coldfire_double_format.
705 (encode_ieee_extended): Generate a proper canonical NaN image
706 respecting canonical_nan_lsbs_set.
707 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
709 * real.h: Adjust declarations.
711 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
714 * config/sh/sh.md (symGOT_load): Don't schedule insns when
715 the symbol is generated with the stack protector.
717 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
719 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
720 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
722 * doc/extend.texi (interrupt): Mention m68k.
724 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
727 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
728 (ix86_expand_sse_pcmpestr): Do not check operands for
729 "register_operand", when insn operand predicate is "register_operand".
730 (ix86_expand_sse_pcmpistr): Ditto.
732 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
733 Uros Bizjak <ubizjak@gmail.com>
735 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
736 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
737 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
738 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
739 * config/i386/constraints.md ("z"): New register constraint
740 for members of SSE_FIRST_REG class.
741 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
742 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
744 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
745 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
746 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
747 (IX86_BUILTIN_PCMPESTRM128): Likewise.
748 (IX86_BUILTIN_PCMPESTRA128): Likewise.
749 (IX86_BUILTIN_PCMPESTRC128): Likewise.
750 (IX86_BUILTIN_PCMPESTRO128): Likewise.
751 (IX86_BUILTIN_PCMPESTRS128): Likewise.
752 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
753 (IX86_BUILTIN_PCMPISTRI128): Likewise.
754 (IX86_BUILTIN_PCMPISTRM128): Likewise.
755 (IX86_BUILTIN_PCMPISTRA128): Likewise.
756 (IX86_BUILTIN_PCMPISTRC128): Likewise.
757 (IX86_BUILTIN_PCMPISTRO128): Likewise.
758 (IX86_BUILTIN_PCMPISTRS128): Likewise.
759 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
760 (struct builtin_description): Change "flag" field to unsigned.
761 (bdesc_pcmpestr): New builtin description table.
762 (bdesc_pcmpistr): Likewise.
763 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
764 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
765 Initialize pcmp[ei]str[im] insns for SSE4.2.
766 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
767 (ix86_expand_sse_pcmpistr): Likewise.
768 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
769 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
770 (UNSPEC_PCMPISTR): Likewise.
771 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
772 (sse4_2_pcmpestri):New isns pattern.
773 (sse4_2_pcmpestrm): Likewise.
774 (sse4_2_pcmpestr_cconly): Likewise.
775 (sse4_2_pcmpistr): New insn patern and splitter.
776 (sse4_2_pcmpistri):New isns pattern.
777 (sse4_2_pcmpistrm): Likewise.
778 (sse4_2_pcmpistr_cconly): Likewise.
779 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
782 2007-06-01 David Daney <ddaney@avtrex.com>
784 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
785 LOADGP_ABSOLUTE and not binds_local_p.
787 2007-06-01 Geoffrey Keating <geoffk@apple.com>
789 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
791 2007-06-01 Ian Lance Taylor <iant@google.com>
793 * tree-vrp.c (compare_name_with_value): Always set
794 used_strict_overflow if we get a result from the variable itself.
796 2007-06-01 Ian Lance Taylor <iant@google.com>
798 PR rtl-optimization/31455
799 * lower-subreg.c (find_decomposable_subregs): Don't decompose
800 subregs which have a cast between modes which are not tieable.
802 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
804 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
805 breaks after return statements.
807 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
809 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
810 only after no_new_pseudos.
812 2007-05-31 Eric Christopher <echristo@apple.com>
814 * expr.c (convert_move): Assert that we don't have a BLKmode
816 (store_expr): Handle BLKmode moves by calling emit_block_move.
818 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
820 * c-typeck.c (build_indirect_ref): Include type in error message.
821 (build_binary_op): Pass types to binary_op_error.
822 * c-common.c (binary_op_error): Take two type arguments, print out
824 * c-common.h (binary_op_error): Update prototype.
826 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/i386.c: Correct coments on -mno-sse4.
830 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
832 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
833 (x86_64-*-*): Likewise.
834 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
835 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
836 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
837 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
838 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
839 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
840 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
841 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
842 (OPTION_MASK_ISA_SSE4): Likewise.
843 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
844 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
845 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
846 (override_options): Support SSE4.2.
847 (ix86_build_const_vector): Support SImode and DImode.
848 (ix86_build_signbit_mask): Likewise.
849 (ix86_expand_int_vcond): Support V2DImode.
850 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
851 (IX86_BUILTIN_CRC32HI): Likewise.
852 (IX86_BUILTIN_CRC32SI): Likewise.
853 (IX86_BUILTIN_CRC32DI): Likewise.
854 (IX86_BUILTIN_PCMPGTQ): Likewise.
855 (bdesc_crc32): Likewise.
856 (bdesc_sse_3arg): Likewise.
857 (ix86_expand_crc32): Likewise.
858 (ix86_init_mmx_sse_builtins): Support SSE4.2.
859 (ix86_expand_builtin): Likewise.
860 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
861 __SSE4_2__ for -msse4.2.
862 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
863 (CRC32MODE): Likewise.
864 (crc32modesuffix): Likewise.
865 (crc32modeconstraint): Likewise.
866 (sse4_2_crc32<mode>): Likewise.
867 (sse4_2_crc32di): Likewise.
868 * config/i386/i386.opt (msse4.2): New for SSE4.2.
870 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
871 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
872 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
873 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
874 (vcondu<mode>): Likewise.
875 * doc/extend.texi: Document SSE4.2 built-in functions.
876 * doc/invoke.texi: Document -msse4.2/-msse4.
878 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
880 PR tree-optimization/32160
881 * tree-predcom.c (predcom_tmp_var): New function. Mark created
882 variable as gimple reg.
883 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
885 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
887 * gcc.c (main): Don't consider linker options when issuing the
888 warning about a linker input file not being used.
890 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
892 * tree-vrp.c (compare_names): Initialize sop.
894 2007-05-30 Dirk Mueller <dmueller@suse.de>
896 * cgraphunit.c (cgraph_analyze_function): Remove
897 computation of inline parameters.
899 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
903 2007-05-30 Richard Sandiford <richard@codesourcery.com>
905 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
906 Add vx-common.h. Include vxworks.h between vx-common.h and
908 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
910 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
911 (TARGET_ASM_DESTRUCTOR): Likewise.
912 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
913 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
914 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
915 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
916 (VXWORKS_ENDIAN_SPEC): Define.
917 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
918 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
919 VXWORKS_* equivalents.
920 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
921 (ASM_FILE_START): Delete.
922 (TARGET_VERSION): Reformat.
923 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
924 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
925 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
926 (FPBIT, DPBIT): Define.
927 (fp-bit.c, dp-bit.c): New rules.
928 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
929 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
930 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
931 * config/arm/arm.h: Include vxworks-dummy.h.
932 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
933 Mark with ATTRIBUTE_UNUSED.
934 (arm_override_options): Do not allow VxWorks RTP PIC to be used
935 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
936 make it incompatible with -msingle-pic-base.
937 (arm_function_ok_for_sibcall): Return false for calls that might
938 go through a VxWorks PIC PLT entry.
939 (require_pic_register): New function, split out from...
940 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
942 (arm_load_pic_register): Handle the VxWorks RTP initialization
943 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
944 (arm_emit_call_insn): New function.
945 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
946 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
947 (pic_offset_arm): New pattern.
948 (call, call_value): Use arm_emit_call_insn.
949 (call_internal, call_value_internal): New expanders.
950 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
951 VxWorks unless __PIC__.
953 2007-05-30 Eric Christopher <echristo@gmail.com>
955 * genrecog.c: Include regs.h in generated file.
956 * genemit.c: Ditto. Fix up formatting.
957 * config/mn10300/constraints.md: New.
958 * config/mn10300/mn10300.md: Include.
959 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
960 Fix up for removed macro.
961 * config/mn10300/predicates.md (call_address_operand): Ditto.
962 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
963 (CONST_OK_FOR_I): Ditto.
964 (CONST_OK_FOR_J): Ditto.
965 (CONST_OK_FOR_K): Ditto.
966 (CONST_OK_FOR_L): Ditto.
967 (CONST_OK_FOR_M): Ditto.
968 (CONST_OK_FOR_N): Ditto.
969 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
973 (EXTRA_CONSTRAINT): Ditto.
975 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
977 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
979 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
980 OPTION_MASK_ISA_64BIT.
981 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
983 2007-05-30 Richard Guenther <rguenther@suse.de>
986 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
987 types for comparison.
988 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
989 with original typed arguments.
990 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
992 2007-05-30 Jakub Jelinek <jakub@redhat.com>
994 PR tree-optimization/31769
995 * except.c (duplicate_eh_regions): Clear prev_try if
996 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
998 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1000 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1001 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1002 bsi of the location where statements should be inserted.
1003 (sink_code_in_bb): Take bsi from statement_sink_location.
1004 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1005 instead of bsi_start.
1006 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1008 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1009 (bsi_move_before): Document inconsistency with bsi_move_after.
1010 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1012 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1014 * config/i386/i386.h (TARGET_ABM): New define.
1015 (TARGET_POPCNT): Ditto.
1016 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1017 New temporary defines to redefine from OPTION_ISA_* defines.
1018 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1019 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1020 (ix86_isa_flags): New extern int declaration.
1021 (TARGET_SUBTARGET_DEFAULT): New define.
1022 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1023 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1024 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1025 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1026 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1027 * config/i386/darwin.h: Change TARGET_64BIT define to
1030 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1031 using existing "ix86_isa_flags" varible.
1032 (m32, m64): Use existing "ix86_isa_flags" variable.
1033 (mmmx, m3dnow): Ditto.
1034 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1035 (mabm): Define as non-negative option using "x86_abm" variable.
1036 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1038 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1039 Rewrite feature test bitmap.
1040 (ix86_isa_flags): New initialized global int varible.
1041 (ix86_isa_flags_explicit): New static int variable.
1042 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1043 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1044 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1045 target_flags_explicit.
1046 (override_options): Remove "target_enable" and "target_disable" fields
1047 from "struct ptt". Update processor_target_table accordingly. Remove
1048 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1049 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1050 "target_flags" and "ix86_isa_flags_explicit" instead of
1051 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1052 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1053 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1054 to true when either of PTA_POPCNT or PTA_ABM is set in
1055 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1056 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1057 processor_alias_table flags entry. Remove handling of
1058 "target_enable" and "target_disable" fields of processor_target_table.
1059 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1060 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1061 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1062 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1063 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1065 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1067 2007-05-29 David Daney <ddaney@avtrex.com>
1070 * config/mips/mips.c (mips_output_mi_thunk): Emit
1071 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1073 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1074 * config/i386/i386.c (ix86_function_regparm): Added checking of
1075 ix86_force_align_arg_pointer to determine the number of
1076 register parameters.
1078 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1080 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1081 (SET_DR_MISALIGNMENT): New.
1082 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1083 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1084 Use SET_DR_MISALIGNMENT.
1085 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1087 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1088 find_loop_nest): Export.
1089 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1090 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1091 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1092 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1094 (struct mem_ref): Add field reuse_distance.
1095 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1096 Initialize reuse_distance field.
1097 (issue_prefetch_ref): Select temporality of prefetch according to
1099 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1100 self_reuse_distance, determine_loop_nest_reuse): New functions.
1101 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1102 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1103 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1106 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1108 * tree-ssa-alias.c: Add aliasing overview.
1110 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1111 Danny Smith <dannysmith@users.sourceforge.net>
1114 * config/i386/t-crtfm: Compile crtfastmath.o with
1115 -minline-all-stringops.
1116 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1117 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1119 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 * doc/md.texi: Document constraints on HP PA-RISC.
1123 * pa/constraints.md: New file.
1124 * pa.md: Include constraints.md.
1125 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1126 (integer_store_memory_operand, ldil_cint_p): New functions.
1127 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1128 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1129 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1130 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1131 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1133 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1136 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1137 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1138 case POSTDECREMENT_EXPR>): Return the error_mark_node
1139 if either the real or imaginary parts would an
1142 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1144 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1145 name when we remove it from a call.
1147 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1149 * targhooks.c (default_narrow_bitfield): Remove.
1150 * targhooks.h: Remove the prototype for
1151 default_narrow_bitfield.
1153 * langhooks-def.h: Remove the prototype for
1154 hook_get_alias_set_0.
1155 * langhooks.c (hook_get_alias_set_0): Remove.
1157 * global.c (EXECUTE_IF_CONFLICT): Remove.
1159 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1162 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1163 return true when truth_value_p is true and the type
1166 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1168 * doc/install.texi (Prerequisites): We no longer require Autoconf
1169 2.13 for the top-level.
1171 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1173 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1174 memory access via x86_expand_vector_move_misalign() only for
1175 TImode values on 32-bit targets.
1177 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1179 * matrix-reorg.c: New file. Implement matrix flattening and
1180 transposing optimization.
1181 * tree-pass.h: Add matrix reorg pass.
1182 * common.opt: Add fipa-mreorg flag.
1183 * Makefile.in: Add matrix-reorg.c.
1184 * passes.c: Add matrix reorg pass.
1185 * varpool.c (add_new_static_var): New function.
1186 * cgraph.h (add_new_static_var): Declare.
1188 2007-05-27 Eric Christopher <echristo@apple.com>
1190 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1191 sp_offset depending on stack size. Save r12 depending
1192 on registers we're saving later.
1193 (rs6000_emit_epilogue): Update sp_offset depending only
1196 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1198 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1199 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1200 * ifcvt.c (if_convert): Ditto.
1201 * tree-ssa-threadupdate.c (thread_block): Ditto.
1202 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1203 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1204 verify_loop_closed_ssa): Check number_of_loops instead of
1206 * predict.c (tree_estimate_probability): Ditto.
1207 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1208 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1209 * modulo-sched.c (sms_schedule): Ditto.
1210 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1211 (scev_finalize): Do not do anything if scev analysis was not
1213 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1214 current_loops == NULL.
1215 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1216 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1218 (loop_optimizer_finalize): Assert that loops were analyzed.
1219 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1220 rtl_doloop): Check number_of_loops instead of current_loops.
1221 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1222 current_loops == NULL.
1223 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1224 gate_tree_vectorize tree_linear_transform, check_data_deps,
1225 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1226 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1227 Check number_of_loops instead of current_loops.
1228 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1229 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1230 free loops if available.
1231 (execute_pre): Do not pass do_fre to fini_pre.
1233 2007-05-27 Tobias Burnus <burnus@net-b.de>
1236 * real.c (mpfr_from_real): Fix sign of -Inf.
1238 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1240 * tree-vect-transform.c (vectorizable_conversion): Initialize
1241 tree_code variables to ERROR_MARK.
1242 (vectorizable_type_demotion): Likewise.
1243 (vectorizable_type_promotion): Likewise.
1245 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (movti): Handle push operands via
1251 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1253 * basic-block.h: Remove the prototype for merge_seq_blocks.
1254 * cfgcleanup.c (merge_seq_blocks): Remove.
1256 * tree-flow.h: Remove the prototype for is_aliased_with.
1257 * tree-ssa-alias.c (is_aliased_with): Remove.
1259 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1261 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1263 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1265 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1266 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1267 (vec_unpacks_hi_v16qi): Likewise.
1268 (vec_unpacku_lo_v16qi): Likewise.
1269 (vec_unpacks_lo_v16qi): Likewise.
1270 (vec_unpacku_hi_v8hi): Likewise.
1271 (vec_unpacks_hi_v8hi): Likewise.
1272 (vec_unpacku_lo_v8hi): Likewise.
1273 (vec_unpacks_lo_v8hi): Likewise.
1274 (vec_unpacku_hi_v4si): Likewise.
1275 (vec_unpacks_hi_v4si): Likewise.
1276 (vec_unpacku_lo_v4si): Likewise.
1277 (vec_unpacks_lo_v4si): Likewise.
1279 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1281 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1282 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1283 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1284 follow spelling conventions in various
1285 warning/error/diagnostic messages.
1287 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1288 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1289 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1290 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1291 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1292 * doc/tm.texi: Follow spelling conventions.
1294 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1297 * tree-ssa-forwprop.c
1298 (forward_propagate_addr_into_variable_array_index): Remove
1299 the lhs argument. Use the type of def_rhs instead of lhs.
1300 (forward_propagate_addr_expr_1): Update use of
1301 forward_propagate_addr_into_variable_array_index.
1303 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1304 Nigel Stephens <nigel@mips.com>
1306 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1307 function attributes, "far" being an alias for "long_call".
1308 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1309 (mips_near_type_p, mips_far_type_p): New.
1310 (mips_comp_type_attributes): New function to check that attributes
1311 attached to a function type are compatible.
1312 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1313 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1314 to the target function of the thunk.
1315 (mips_encode_section_info): Check for "near" and "far" function
1316 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1318 * config/mips/predicates.md (const_call_insn_operand): Test only
1319 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1321 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1324 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1325 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1326 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1327 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1329 2007-05-25 Eric Christopher <echristo@apple.com>
1331 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1332 to x86-darwin configurations.
1333 * config/i386/t-darwin: Add softfp support.
1334 * config/i386/t-darwin64: Ditto.
1335 * config/i386/sfp-machine.h: If mach then don't use
1336 aliasing, emit a stub to call.
1338 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1340 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1341 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1342 tree-predcom.c, tree-ssa-alias-warnings.c,
1343 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1344 comment typos. Follow spelling conventions.
1345 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1347 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1350 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1351 constants into memory. Expand unaligned memory references for
1352 SSE modes via x86_expand_vector_move_misalign() function.
1354 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1357 "memory" attribute for "sseishft" type insn without operands[2].
1359 2007-05-25 Dirk Mueller <dmueller@suse.de>
1360 Marcus Meissner <meissner@suse.de>
1362 * doc/extend.texi (alloc_size): New attribute.
1363 * c-common.c (handle_alloc_size_attribute): New.
1364 * tree-object-size.c (alloc_object_size): Use alloc_size
1365 attribute, if available.
1367 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1371 (__builtin_ia32_vec_ext_v2di): Likewise.
1372 (__builtin_ia32_vec_ext_v4si): Likewise.
1373 (__builtin_ia32_vec_ext_v8hi): Likewise.
1374 (__builtin_ia32_vec_ext_v16qi): Likewise.
1375 (__builtin_ia32_vec_set_v8hi): Likewise.
1377 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1379 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1381 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1383 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1384 (arm_is_longcall_p): Rename to...
1385 (arm_is_long_call_p): ...this. Take a single tree argument and
1387 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1388 (CUMULATIVE_ARGS): Remove call_cookie.
1389 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1390 (ENCODED_LONG_CALL_ATTR_P): Delete.
1391 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1392 LONG_CALL_FLAG_CHAR cases.
1393 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1394 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1395 ARM_DECLARE_FUNCTION_SIZE.
1396 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1397 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1398 (arm_encode_call_attribute, current_file_function_operand): Delete.
1399 (arm_function_in_section_p): New function.
1400 (arm_is_longcall_p): Rename to...
1401 (arm_is_long_call_p): ...this. Take the target function as a single
1402 argument and return a bool. Do not rely on call cookies. Check
1403 whether the target symbol is in the same section as the current
1404 function, not just the same compilation unit.
1405 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1406 (arm_encode_section_info): Don't encode a call type.
1407 * config/arm/arm.md (call, call_value): Update calls to
1408 arm_is_long(_)call_p. Simplify logic.
1409 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1410 Update calls to arm_is_long(_)call_p.
1412 2007-05-25 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/31982
1415 * tree-ssa-forwprop.c
1416 (forward_propagate_addr_into_variable_array_index): Handle arrays
1417 with element size one.
1419 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1421 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1422 (umulsi3_highpart): Likewise.
1424 2007-05-24 Ian Lance Taylor <iant@google.com>
1426 PR rtl-optimization/32069
1427 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1430 2007-05-24 Ollie Wild <aaw@google.com>
1432 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1435 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1437 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1438 (oprs_unchanged_p): Use it to check all registers in a REG.
1439 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1440 (reg_set_between_after_reload_p): Delete.
1441 (reg_used_between_after_reload_p): Likewise.
1442 (reg_set_or_used_since_bb_start): Likewise.
1443 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1444 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1445 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1446 * rtlanal.c (reg_set_p): Check whether REG overlaps
1447 regs_invalidated_by_call, rather than just checking the
1448 membership of REGNO (REG).
1450 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1452 * doc/passes.texi: Document predictive commoning.
1453 * doc/invoke.texi (-fpredictive-commoning): Document.
1454 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1455 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1456 adding indices to the generated name.
1457 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1458 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1459 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1460 (op_symbol_code): ... and exported.
1461 (dump_omp_clause, op_symbol): Use op_symbol_code
1462 instead of op_symbol_1.
1463 * tree-pass.h (pass_predcom): Declare.
1464 * timevar.def (TV_PREDCOM): New timevar.
1465 * tree-ssa-loop.c (run_tree_predictive_commoning,
1466 gate_tree_predictive_commoning, pass_predcom): New.
1467 * tree-data-ref.c (find_data_references_in_loop): Find the
1468 references in dominance order.
1469 (canonicalize_base_object_address): Ensure that the result has
1471 (dr_analyze_innermost): Export.
1472 (create_data_ref): Code to fail for references with invariant
1474 (find_data_references_in_stmt): ... here.
1475 * tree-data-ref.h (dr_analyze_innermost): Declare.
1476 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1477 (aff_combination_find_elt, name_expansion_hash,
1478 name_expansion_eq, tree_to_aff_combination_expand,
1479 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1481 * tree-affine.h (aff_combination_constant_multiple_p,
1482 tree_to_aff_combination_expand): Declare.
1483 * tree-predcom.c: New file.
1484 * common.opt (fpredictive-commoning): New option.
1485 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1486 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1487 * Makefile.in (tree-predcom.o): Add.
1488 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1489 * passes.c (init_optimization_passes): Add dceloop after
1490 copy propagation in loop optimizer. Add predictive commoning
1491 to loop optimizer passes.
1493 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1495 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1498 2007-05-24 Jan Hubicka <jh@suse.cz>
1500 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1502 (genheader): Include statistics.h.
1504 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1506 * print-rtl.c (flag_dump_unnumbered): Update comments.
1507 (print_rtl): Fix my previous change.
1508 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1511 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1514 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1516 (thread_through_all_blocks): Call initialize_original_copy_tables
1517 and free_original_copy_tables.
1518 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1520 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1521 * cfghooks.c (duplicate_block): Use get_loop_copy.
1522 * cfg.c: Include cfgloop.h.
1523 (loop_copy): New hash table.
1524 (initialize_original_copy_tables): Initialize loop_copy table.
1525 (free_original_copy_tables): Free loop_copy table.
1526 (copy_original_table_clear, copy_original_table_set,
1527 set_loop_copy, get_loop_copy): New functions.
1528 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1529 * cfgloop.h (struct loop): Remove copy field.
1530 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1531 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1533 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1535 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1536 -msse/-msse2/-msse3.
1538 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1540 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1541 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1543 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1546 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1547 * targhooks.h (default_mangle_decl_assembler_name): Declare
1549 * targhooks.c (default_mangle_decl_assembler_name): Define
1551 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1553 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1554 * langhooks.c (lhd_set_decl_assembler_name): Call
1555 targetm.mangle_decl_assembler_name for names with global scope.
1557 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1559 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1560 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1562 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1563 New. Factored out of i386_pe_encode_section_info.
1564 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1565 Move check for prior decoration of stdcall
1566 symbols to i386_pe_encode_section_info.
1567 (i386_pe_encode_section_info): Adjust call to
1568 gen_stdcall_or_fastcall_suffix. Use
1569 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1570 (i386_pe_mangle_decl_assembler_name): New. Wrap
1571 i386_pe_maybe_mangle_decl_assembler_name.
1573 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1575 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1576 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1577 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1578 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1579 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1582 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1583 Nigel Stephens <nigel@mips.com>
1584 Richard Sandiford <richard@codesourcery.com>
1586 Fix up MIPS16 hard float and add support for complex.
1588 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
1589 (TARGET_SOFT_FLOAT_ABI): New.
1590 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
1591 __mips_soft_float to reflect the ABI in use, not whether the
1592 FPU is directly accessible (e.g., in MIPS16 mode).
1593 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
1594 (UNITS_PER_FPVALUE): Likewise.
1596 * config/mips/mips.c (mips_expand_call): Remove redundant
1597 TARGET_MIPS16 check.
1598 (mips_arg_regno): New.
1599 (function_arg_advance): When setting bits in cum->fp_code for
1600 MIPS16, don't subtract 1 from cum->arg_number, since it is now
1602 (function_arg): Use mips_arg_regno.
1603 (mips_return_mode_in_fpr_p): New.
1604 (mips16_call_stub_mode_suffix): New.
1605 (mips16_cfun_returns_in_fpr_p): New.
1606 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
1607 (mips_output_function_prologue): Test mips16_hard_float, not
1608 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
1609 (mips_expand_epilogue): Call MIPS16 helper routines to copy
1610 return value into a floating-point register.
1611 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
1612 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
1613 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1614 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1615 word of double arguments from or to the high bits of 64-bit
1616 floating point registers.
1617 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1618 (mips16_fpret_double): New helper function.
1619 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1620 support for complex modes. Fill in DECL_RESULT for stubdecl.
1621 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1623 * config/mips/mips16.S
1624 (RET, ARG1, ARG2): New.
1625 (MERGE_GPRf, MERGE_GPRt): New.
1626 (DELAYt, DELAYf): New.
1627 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1628 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1629 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1630 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1631 (SFOP): Renamed to...
1632 (OPSF3): This, and macro-ified. Updated all uses.
1633 (SFOP2): Renamed to...
1634 (OPSF2): This, and macro-ified. Updated all uses.
1635 (SFCMP): Renamed to...
1636 (CMPSF): This, and macro-ified. Updated all uses.
1637 (SFREVCMP): Renamed to...
1638 (REVCMPSF): This, and macro-ified. Updated all uses.
1639 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1640 (LDDBL1, LDDBL2, RETDBL): Deleted.
1641 (DFOP): Renamed to...
1642 (OPDF3): This, and macro-ified. Updated all uses.
1643 (DFOP2): Renamed to...
1644 (OPDF2): This, and macro-ified. Updated all uses.
1645 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1646 (DFCMP): Renamed to...
1647 (CMPDF): This, and macro-ified. Updated all uses.
1648 (DFREVCMP): Renamed to...
1649 (REVCMPDF): This, and macro-ified. Updated all uses.
1650 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1651 (RET_FUNCTION): New.
1652 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1653 (__mips16_ret_sc, __mips16_ret_dc): New.
1654 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1655 STUB_ARGS_6, STUB_ARGS_10): New.
1656 (CALL_STUB_NO_RET): New.
1657 (__mips16_call_stub_1): Macro-ified.
1658 (__mips16_call_stub_5): Macro-ified.
1659 (__mips16_call_stub_2): Macro-ified.
1660 (__mips16_call_stub_6): Macro-ified.
1661 (__mips16_call_stub_9): Macro-ified.
1662 (__mips16_call_stub_10): Macro-ified.
1663 (CALL_STUB_RET): New.
1664 (__mips16_call_stub_sf_0): Macro-ified.
1665 (__mips16_call_stub_sf_1): Macro-ified.
1666 (__mips16_call_stub_sf_5): Macro-ified.
1667 (__mips16_call_stub_sf_2): Macro-ified.
1668 (__mips16_call_stub_sf_6): Macro-ified.
1669 (__mips16_call_stub_sf_9): Macro-ified.
1670 (__mips16_call_stub_sf_10): Macro-ified.
1671 (__mips16_call_stub_df_0): Macro-ified.
1672 (__mips16_call_stub_df_1): Macro-ified.
1673 (__mips16_call_stub_df_5): Macro-ified.
1674 (__mips16_call_stub_df_2): Macro-ified.
1675 (__mips16_call_stub_df_6): Macro-ified.
1676 (__mips16_call_stub_df_9): Macro-ified.
1677 (__mips16_call_stub_df_10): Macro-ified.
1678 (__mips16_call_stub_sc_0): New.
1679 (__mips16_call_stub_sc_1): New.
1680 (__mips16_call_stub_sc_5): New.
1681 (__mips16_call_stub_sc_2): New.
1682 (__mips16_call_stub_sc_6): New.
1683 (__mips16_call_stub_sc_9): New.
1684 (__mips16_call_stub_sc_10): New.
1685 (__mips16_call_stub_dc_0): New.
1686 (__mips16_call_stub_dc_1): New.
1687 (__mips16_call_stub_dc_5): New.
1688 (__mips16_call_stub_dc_2): New.
1689 (__mips16_call_stub_dc_6): New.
1690 (__mips16_call_stub_dc_9): New.
1691 (__mips16_call_stub_dc_10): New.
1693 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1694 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1695 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1697 2007-05-23 Ian Lance Taylor <iant@google.com>
1699 * doc/invoke.texi (Invoking GCC): Document that the order of the
1702 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1705 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1706 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1707 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1711 * config/score/score.c (score_print_operand): Make sure that only
1712 lower bits are used.
1714 2007-05-22 Ian Lance Taylor <iant@google.com>
1716 * tree-vrp.c (avoid_overflow_infinity): New static function,
1717 broken out of set_value_range_to_value.
1718 (set_value_range_to_value): Call avoid_overflow_infinity.
1719 (extract_range_from_assert): Likewise.
1721 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1724 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1725 change the type before looking for a COMPOUND_EXPR.
1727 2007-05-22 Ian Lance Taylor <iant@google.com>
1729 * lower-subreg.c (decompose_multiword_subregs): If we change an
1730 insn, call remove_retval_note on it.
1732 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1734 * regs.h (end_hard_regno): New function.
1735 (END_HARD_REGNO, END_REGNO): New macros.
1736 (add_to_hard_reg_set): New function.
1737 (remove_from_hard_reg_set): Likewise.
1738 (in_hard_reg_set_p): Likewise.
1739 (overlaps_hard_reg_set_p): Likewise.
1740 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1741 (note_btr_set): Use END_HARD_REGNO.
1742 * caller-save.c (setup_save_areas): Use end_hard_regno.
1743 (mark_set_regs): Use END_HARD_REGNO.
1744 (add_stored_regs): Use end_hard_regno.
1745 (mark_referenced_regs): Use add_to_hard_reg_set.
1746 * combine.c (update_table_tick): Use END_REGNO.
1747 (record_value_for_reg): Likewise.
1748 (record_dead_and_set_regs): Likewise.
1749 (get_last_value_validate): Likewise.
1750 (use_crosses_set_p): Likewise.
1751 (reg_dead_at_p_1): Likewise.
1752 (reg_dead_at_p): Likewise.
1753 (mark_used_regs_combine): Use add_to_hard_reg_set.
1754 (move_deaths): Use END_HARD_REGNO.
1755 (reg_bitfield_target_p): Use end_hard_regno.
1756 (distribute_notes): Use END_HARD_REGNO.
1757 * cse.c (mention_regs): Use END_REGNO.
1758 (insert): Use add_to_hard_reg_set.
1759 (invalidate): Use END_HARD_REGNO.
1760 (invalidate_for_call): Likewise.
1761 (exp_equiv_p): Use END_REGNO.
1762 (cse_insn): Likewise.
1763 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1764 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1765 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1766 * function.c (keep_stack_depressed): Use end_hard_regno.
1767 * global.c (global_alloc): Use end_hard_regno.
1768 (global_conflicts): Use add_to_hard_reg_set instead of
1770 (find_reg): Likewise.
1771 (mark_reg_store): Likewise.
1772 (mark_reg_conflicts): Likewise.
1773 (mark_reg_death): Use remove_from_hard_reg_set.
1774 (mark_reg_live_nc): Delete.
1775 (set_preference): Use end_hard_regno.
1776 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1777 remove_from_hard_reg_set.
1778 (post_mark_life): Use add_to_hard_reg_set.
1779 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1780 (reg_becomes_live): Use add_to_hard_reg_set.
1781 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1782 (peep2_find_free_register): Use add_to_hard_reg_set.
1783 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1784 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1785 * regrename.c (note_sets): Use add_to_hard_reg_set.
1786 (clear_dead_regs): Use remove_from_hard_reg_set.
1787 (regrename_optimize): Use add_to_hard_reg_set.
1788 (find_oldest_value_reg): Use in_hard_reg_set_p.
1789 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1790 (hard_reg_set_here_p): Use end_hard_regno.
1791 (decompose): Likewise.
1792 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1793 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1794 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1795 (mark_home_live): Use end_hard_regno.
1796 (spill_hard_reg): Likewise.
1797 (clear_reload_reg_in_use): Likewise.
1798 * reorg.c (delete_prior_computation): Use END_REGNO.
1799 * resource.c (update_live_status): Use END_HARD_REGNO.
1800 (mark_referenced_resources): Use add_to_hard_reg_set.
1801 (mark_set_resources): Likewise.
1802 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1803 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1804 (reg_overlap_mentioned_p): Likewise.
1805 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1806 (covers_regno_no_parallel_p): Use END_REGNO.
1807 (find_regno_note): Likewise.
1808 (find_reg_fusage): Use END_HARD_REGNO.
1809 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1810 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1812 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1814 * mode-switching.c (reg_dies): Change type of second argument to
1816 (optimize_mode_switching): Update accordingly.
1818 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1820 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1822 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1823 (hard_reg_set_empty_p): ...these new functions.
1824 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1825 GO_IF_HARD_REG_SUBSET.
1826 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1827 instead of GO_IF_HARD_REG_EQUAL.
1828 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1829 instead of GO_IF_HARD_REG_EQUAL.
1830 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1831 GO_IF_HARD_REG_SUBSET.
1832 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1833 GO_IF_HARD_REG_EQUAL.
1834 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1835 of GO_IF_HARD_REG_SUBSET.
1836 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1837 instead of GO_IF_HARD_REG_EQUAL.
1838 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1839 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1840 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1841 of GO_IF_HARD_REG_SUBSET,
1842 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1843 GO_IF_HARD_REG_SUBSET.
1844 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1845 instead of GO_IF_HARD_REG_EQUAL.
1846 * config/sh/sh.c (push_regs, calc_live_regs): Use
1847 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1848 (hard_regs_intersect_p): Delete.
1850 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1852 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1854 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1855 Richard Henderson <rth@redhat.com>
1857 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1859 (x86_64-*-*): Likewise.
1861 * i386/i386-modes.def (V2QI): New.
1863 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1865 (override_options): Support SSE4.1.
1866 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1867 (IX86_BUILTIN_BLENDPS): Likewise.
1868 (IX86_BUILTIN_BLENDVPD): Likewise.
1869 (IX86_BUILTIN_BLENDVPS): Likewise.
1870 (IX86_BUILTIN_PBLENDVB128): Likewise.
1871 (IX86_BUILTIN_PBLENDW128): Likewise.
1872 (IX86_BUILTIN_DPPD): Likewise.
1873 (IX86_BUILTIN_DPPS): Likewise.
1874 (IX86_BUILTIN_INSERTPS128): Likewise.
1875 (IX86_BUILTIN_MOVNTDQA): Likewise.
1876 (IX86_BUILTIN_MPSADBW128): Likewise.
1877 (IX86_BUILTIN_PACKUSDW128): Likewise.
1878 (IX86_BUILTIN_PCMPEQQ): Likewise.
1879 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1880 (IX86_BUILTIN_PMAXSB128): Likewise.
1881 (IX86_BUILTIN_PMAXSD128): Likewise.
1882 (IX86_BUILTIN_PMAXUD128): Likewise.
1883 (IX86_BUILTIN_PMAXUW128): Likewise.
1884 (IX86_BUILTIN_PMINSB128): Likewise.
1885 (IX86_BUILTIN_PMINSD128): Likewise.
1886 (IX86_BUILTIN_PMINUD128): Likewise.
1887 (IX86_BUILTIN_PMINUW128): Likewise.
1888 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1889 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1890 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1891 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1892 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1893 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1894 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1895 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1896 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1897 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1898 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1899 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1900 (IX86_BUILTIN_PMULDQ128): Likewise.
1901 (IX86_BUILTIN_PMULLD128): Likewise.
1902 (IX86_BUILTIN_ROUNDPD): Likewise.
1903 (IX86_BUILTIN_ROUNDPS): Likewise.
1904 (IX86_BUILTIN_ROUNDSD): Likewise.
1905 (IX86_BUILTIN_ROUNDSS): Likewise.
1906 (IX86_BUILTIN_PTESTZ): Likewise.
1907 (IX86_BUILTIN_PTESTC): Likewise.
1908 (IX86_BUILTIN_PTESTNZC): Likewise.
1909 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1910 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1911 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1912 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1913 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1915 (bdesc_sse_3arg): Likewise.
1916 (bdesc_2arg): Likewise.
1917 (bdesc_1arg): Likewise.
1918 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1920 (ix86_expand_sse_4_operands_builtin): New.
1921 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1922 smaller than 8 bits as the 2nd arg.
1923 (ix86_expand_sse_ptest): New.
1924 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1925 (ix86_expand_vector_set): Support SSE4.1.
1926 (ix86_expand_vector_extract): Likewise.
1928 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1929 __SSE4_1__ for -msse4.1.
1931 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1932 (UNSPEC_INSERTPS): Likewise.
1933 (UNSPEC_DP): Likewise.
1934 (UNSPEC_MOVNTDQA): Likewise.
1935 (UNSPEC_MPSADBW): Likewise.
1936 (UNSPEC_PHMINPOSUW): Likewise.
1937 (UNSPEC_PTEST): Likewise.
1938 (UNSPEC_ROUNDP): Likewise.
1939 (UNSPEC_ROUNDS): Likewise.
1941 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1943 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1944 (const_pow2_1_to_32768_operand): Likewise.
1946 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1949 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1951 (sse4_1_insertps): Likewise.
1952 (*sse4_1_extractps): Likewise.
1953 (sse4_1_ptest): Likewise.
1954 (sse4_1_mulv2siv2di3): Likewise.
1955 (*sse4_1_mulv4si3): Likewise.
1956 (*sse4_1_smax<mode>3): Likewise.
1957 (*sse4_1_umax<mode>3): Likewise.
1958 (*sse4_1_smin<mode>3): Likewise.
1959 (*sse4_1_umin<mode>3): Likewise.
1960 (sse4_1_eqv2di3): Likewise.
1961 (*sse4_1_pinsrb): Likewise.
1962 (*sse4_1_pinsrd): Likewise.
1963 (*sse4_1_pinsrq): Likewise.
1964 (*sse4_1_pextrb): Likewise.
1965 (*sse4_1_pextrb_memory): Likewise.
1966 (*sse4_1_pextrw_memory): Likewise.
1967 (*sse4_1_pextrq): Likewise.
1968 (sse4_1_blendpd): Likewise.
1969 (sse4_1_blendps): Likewise.
1970 (sse4_1_blendvpd): Likewise.
1971 (sse4_1_blendvps): Likewise.
1972 (sse4_1_dppd): Likewise.
1973 (sse4_1_dpps): Likewise.
1974 (sse4_1_movntdqa): Likewise.
1975 (sse4_1_mpsadbw): Likewise.
1976 (sse4_1_packusdw): Likewise.
1977 (sse4_1_pblendvb): Likewise.
1978 (sse4_1_pblendw): Likewise.
1979 (sse4_1_phminposuw): Likewise.
1980 (sse4_1_extendv8qiv8hi2): Likewise.
1981 (*sse4_1_extendv8qiv8hi2): Likewise.
1982 (sse4_1_extendv4qiv4si2): Likewise.
1983 (*sse4_1_extendv4qiv4si2): Likewise.
1984 (sse4_1_extendv2qiv2di2): Likewise.
1985 (*sse4_1_extendv2qiv2di2): Likewise.
1986 (sse4_1_extendv4hiv4si2): Likewise.
1987 (*sse4_1_extendv4hiv4si2): Likewise.
1988 (sse4_1_extendv2hiv2di2): Likewise.
1989 (*sse4_1_extendv2hiv2di2): Likewise.
1990 (sse4_1_extendv2siv2di2): Likewise.
1991 (*sse4_1_extendv2siv2di2): Likewise.
1992 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1993 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1994 (sse4_1_zero_extendv4qiv4si2): Likewise.
1995 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1996 (sse4_1_zero_extendv2qiv2di2): Likewise.
1997 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1998 (sse4_1_zero_extendv4hiv4si2): Likewise.
1999 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2000 (sse4_1_zero_extendv2hiv2di2): Likewise.
2001 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2002 (sse4_1_zero_extendv2siv2di2): Likewise.
2003 (*sse4_1_zero_extendv2siv2di2): Likewise.
2004 (sse4_1_roundpd): Likewise.
2005 (sse4_1_roundps): Likewise.
2006 (sse4_1_roundsd): Likewise.
2007 (sse4_1_roundss): Likewise.
2008 (mulv4si3): Don't expand for SSE4.1.
2009 (smax<mode>3): Likewise.
2010 (umaxv4si3): Likewise.
2011 (uminv16qi3): Likewise.
2012 (umin<mode>3): Likewise.
2013 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2015 * doc/extend.texi: Document SSE4.1 built-in functions.
2017 * doc/invoke.texi: Document -msse4.1.
2019 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2021 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2022 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2023 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2024 (ASM_SPEC): Add asm_pcrel_spec.
2025 (EXTRA_SPECS): Add asm_pcrel_spec.
2027 2007-05-21 David Daney <ddaney@avtrex.com>
2029 * doc/install.texi (Building a cross compiler): Add requirements
2030 for Java cross compiler.
2032 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2035 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2036 Add loopno argument. Use evolution_function_is_invariant_rec_p
2037 instead of evolution_function_is_constant_p.
2038 Update calls to evolution_function_is_affine_multivariate_p.
2039 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2040 Add loopno argument.
2041 * tree-scalar-evolution.c (gather_chrec_stats): Call
2042 evolution_function_is_affine_multivariate_p with a loop
2044 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2045 (analyze_overlapping_iterations): Likewise.
2046 (access_functions_are_affine_or_constant_p): Likewise.
2047 (build_classic_dist_vector_1): If the access functions
2048 are equal, don't do anything.
2050 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2051 Paolo Carlini <pcarlini@suse.de>
2052 Uros Bizjak <ubizjak@gmail.com>
2054 * c-cppbuiltin.c (c_cpp_builtins): Define
2055 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2056 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2057 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2058 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2060 2007-05-21 Mike Stump <mrs@apple.com>
2062 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2064 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2066 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2069 implementation if __OPTIMIZE__ is not defined.
2070 (_mm_alignr_pi8): Ditto.
2071 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2072 (_mm_inserti_si64): Ditto.
2073 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2074 (_mm_slli_epi16): Ditto.
2075 (_mm_slli_epi32): Ditto.
2076 (_mm_slli_epi64): Ditto.
2077 (_mm_srai_epi16): Ditto.
2078 (_mm_srai_epi32): Ditto.
2079 (_mm_srli_si128): Ditto.
2080 (_mm_slli_si128): Ditto.
2081 (_mm_srli_epi16): Ditto.
2082 (_mm_srli_epi32): Ditto.
2083 (_mm_srli_epi64): Ditto.
2084 (_mm_extract_epi16): Ditto.
2085 (_mm_insert_epi16): Ditto.
2086 (_mm_shufflehi_epi16): Ditto.
2087 (_mm_shufflelo_epi16): Ditto.
2088 (_mm_shuffle_epi32): Ditto.
2089 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2091 (_mm_insert_pi16): Ditto.
2093 (_mm_shuffle_pi16): Ditto.
2095 (_mm_shufle_ps): Ditto.
2096 (_mm_prefetch): Ditto.
2098 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2100 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2101 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2102 * real.c (encode_i370_single, decode_i370_single,
2103 encode_i370_double, decode_i370_double): Functions removed.
2104 (i370_single_format, i370_double_format): Initializations removed.
2105 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2106 Consider the log2_b field to always be one.
2107 (ieee_single_format, mips_single_format, coldfire_single_format,
2108 ieee_double_format, mips_double_format, coldfire_double_format,
2109 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2110 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2111 ibm_extended_format, mips_extended_format, ieee_quad_format,
2112 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2113 decimal_single_format, decimal_double_format, decimal_quad_format,
2114 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2115 initialization of log2_b.
2116 * real.h (i370_single_format, i370_double_format): Declarations removed.
2117 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2118 field to always be one.
2120 2007-05-21 Andreas Schwab <schwab@suse.de>
2122 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2123 NOTE_INSN_BASIC_BLOCK_P.
2124 (process_for_unwind_directive): Likewise.
2126 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2128 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2129 * function.h (struct function): Move va_list_gpr_size,
2130 va_list_fpr_size, function_frequency to front of bitfields. Add
2132 (current_function_calls_unwind_init): New.
2133 * except.c (expand_builtin_unwind_init): Set
2134 current_function_calls_unwind_init not
2135 current_function_has_nonlocal_label.
2136 * reload1.c (has_nonexceptional_receiver): New.
2137 (reload): Use it and current_function_calls_unwind_init to
2138 determine whether call-saved regs must be saved.
2140 2007-05-20 Jan Hubicka <jh@suse.cz>
2142 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2143 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2144 * ddg.c (create_ddg): LIkewise.
2145 * final.c (final): Remove hunk moving line numbernotes around since
2146 they are no longer present at this stage.
2147 (final_scan_insn): Use NOTE_KIND instead of
2148 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2149 (output_asm_label): Likewise.
2150 * reorg.c (dbr_schedule): Likewise.
2151 * haifa-sched.c (unlink_other_notes): Likewise.
2152 * mode-switching.c (optimize_mode_switching): Likewise.
2153 * graph.c (start_bb): Likewise.
2154 * rtl.def (NOTE): Update description.
2155 * jump.c (squeeze_notes): Delete.
2156 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2157 NOTE_INSN_BASIC_BLOCK_P when possible.
2158 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2159 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2160 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2161 (dwarf2out_var_location): Likewise.
2162 * cfgbuild.c (make_edges): Likewise.
2163 (find_basic_blocks_1): Likewise.
2164 * function.c (reorder_blocks_1): Likewise.
2165 (epilogue_done): Likewise.
2166 (reposition_prologue_and_epilogue_notes): Likewise.
2167 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2169 (print_rtl): Likewise.
2170 (print_rtl_single): Likewise.
2171 * gcse.c (insert_insn_start_bb): Likewise.
2172 * alias.c (init_alias_analysis): Likewise.
2173 * calls.c (fixup_tail_calls): Likewise.
2174 * except.c (sjlj_emit_function_enter): Likewise.
2175 * emit-rtl.c (add_insn_after): Likeiwse.
2176 (emit_label_before): Likewise.
2177 (emit_label_after): Likewise.
2178 (emit_note_before, emit_note_after, emit_note): Update
2179 parameter to be enum insn_note; do not deal with source
2181 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2182 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2184 (merge_blocks_move_successor_nojumps): Simplify now when
2185 we don't have BLOCK notes.
2186 (try_optimize_cfg): Likewise.
2187 * cfglayout.c (skip_insns_after_block): Likewise.
2188 (record_effective_endpoints): Likewise.
2189 (duplicate_insn_chain): Likewise.
2190 * varasm.c (output_constant_pool_1): Likewise.
2191 * sched-deps.c (sched_analyze): Likewise.
2192 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2194 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2195 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2196 (SET_INSN_DELETED): Simplify.
2197 (NOTE_LINE_NUMBER): Exterminate.
2198 (NOTE_LINE_KIND): New.
2199 (NOTE_INSN_BASIC_BLOCK_P): Update.
2200 (enum insn_note): Simplify.
2201 (GET_NOTE_INSN_NAME) Simplify.
2202 (emit_note_before, emit_note_after, emit_note): Update prototype.
2203 (squeeze_notes): Remove.
2204 * sched-int.h (NOTE_NOT_BB_P): Update.
2205 * resource.c (mark_target_live_regs): Update.
2206 * sched-rgn.c (debug_dependencies): Update.
2207 * sched-vis.c (print_insn): Update.
2208 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2209 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2210 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2211 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2212 (split_branches): Update.
2213 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2215 (sh_adjust_unroll_max): Exterminate.
2216 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2217 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2218 (m68hc11_reorg): Likewise.
2219 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2220 (emit_predicate_relation_info): Update.
2221 (process_for_unwind_directive): Update.
2222 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2223 (output_call): Update.
2224 * config/pa/pa.c (output_lbranch): Update.
2225 (output_millicode_call): Update.
2226 (output_call): Update.
2227 (pa_combine_instructions): Update.
2228 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2229 * config/bfin/bfin.c (gen_one_bundle): Update.
2230 * cfgrtl.c (can_delete_note_p): Update.
2231 (delete_insn): Update.
2232 (rtl_merge_blocks): Update.
2233 (commit_one_edge_insertion): Update.
2234 (rtl_verify_flow_info): Update.
2235 * stmt.c (expand_case): Do not call squeeze_notes.
2237 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2244 * c.opt (Wtype-limits): New.
2245 * doc/invoke.texi (Wtype-limits): Document it.
2246 (Wextra): Enabled by -Wextra.
2247 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2248 * c-common.c (shorten_compare): Warn with Wtype-limits.
2250 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2252 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2253 inlined function, not as a macro.
2254 (_mm_alignr_pi8): Ditto.
2255 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2256 (_mm_inserti_si64): Ditto.
2257 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2258 (_mm_extract_epi16): Ditto.
2259 (_mm_insert_epi16): Ditto.
2260 (_mm_shufflehi_epi16): Ditto.
2261 (_mm_shufflelo_epi16): Ditto.
2262 (_mm_shuffle_epi32): Ditto.
2263 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2264 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2266 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2268 (_m_to_float): Use C89 compatible assignment.
2270 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2273 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2275 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2278 * doc/invoke.texi (Wreturn-type): Complete description.
2279 (Wextra): Delete item about return-type warning.
2280 * c-decl.c: Delete redundant Wextra warning.
2282 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2286 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2287 inlined function, not as a macro.
2288 (_mm_prefetch): Ditto.
2290 (_mm_insert_pi16): Ditto.
2292 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2293 (_m_pshufw): Ditto. Add const to __N argument.
2294 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2295 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2296 (_mm_slli_epi32): Ditto.
2297 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2298 Add __inline to function declaration.
2299 (_mm_slli_si128): Ditto.
2301 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2304 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2306 (struct fenv): New structure.
2307 (FP_HANDLE_EXCEPTIONS): New define.
2308 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2309 (_FP_DECL_EXP): New define.
2310 (FP_INIT_ROUNDMODE): New define.
2311 (FP_ROUNDMODE): New define.
2313 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2315 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2316 (Wconversion): Update description.
2317 (Wconversion-sign): New.
2318 * c.opt (Wconversion-sign): New.
2319 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2320 means disabled for C++. Otherwise, take the status of Wconversion.
2321 * c-common.c (conversion_warning): Warn with either Wconversion or
2323 (warnings_for_convert_and_check): Conditions are already checked by
2325 (convert_and_check): Don't check warnings if the conversion failed.
2327 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2328 Anatoly Sokolov <aesok@dol.ru>
2330 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2331 avr_epilogue_uses) : Add declaration.
2332 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2333 * config/avr/constraints.md (R): New constraint.
2334 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2335 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2336 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2337 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2338 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2339 call_prologue_saves, epilogue_restores, return_from_epilogue,
2340 return_from_main_epilogue, return_from_interrupt_epilogue,
2341 return_from_naked_epilogue, prologue, epilogue): New patterns.
2342 (jump): Handle symbol reference.
2343 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2344 avr_output_function_prologue, avr_output_function_epilogue): Remove
2346 (avr_init_machine_status, expand_prologue, expand_epilogue,
2347 avr_asm_function_end_prologue, avr_epilogue_uses,
2348 avr_asm_function_begin_epilogue): New functions.
2349 (prologue_size, epilogue_size, jump_tables_size): Remove global
2351 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2352 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2353 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2354 (avr_override_options): Initialise init_machine_status.
2355 (output_movhi): Handle all stack pointer loads.
2356 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2357 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2358 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2359 (EPILOGUE_USES) Redefine.
2360 (machine_function) Declare.
2362 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2364 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2365 Use a single return statement.
2367 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2370 * builtins.c (do_mpfr_lgamma_r): New.
2371 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2372 * tree.h (CASE_FLT_FN_REENT): New.
2374 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2376 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2377 (output_die): Use 'unsigned long' with %x.
2378 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2379 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2380 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2382 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2384 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2390 true if function has no argument.
2392 2007-05-18 DJ Delorie <dj@redhat.com>
2394 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2395 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2397 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2399 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2400 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2401 count_trailing_zeros.
2402 (__i386__): Implement count_leading_zeros using __builtin_clz().
2403 Implement count_trailing_zeros usign __builtin_ctz().
2405 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2407 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2409 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2412 * expr.c (emit_move_change_mode): Change mode of push operands here.
2414 2007-05-17 Ian Lance Taylor <iant@google.com>
2416 PR tree-optimization/31953
2417 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2419 (set_value_range_to_null): Call set_value_range_to_value.
2420 (extract_range_from_comparison): Likewise.
2422 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * toplev.c (print_version): Output GMP/MPFR version info.
2426 * builtins.c (CASE_MATHFN_REENT): New macro.
2427 (mathfn_built_in): Use it.
2428 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2429 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2430 BUILT_IN_LGAMMAL_R): New.
2431 * doc/extend.texi: Document new builtins.
2434 * builtins.c (do_mpfr_remquo): New.
2435 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2436 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2439 * builtins.c (fold_builtin_1): Handle y0, y1.
2440 (fold_builtin_2): Handle yn.
2443 * builtins.c (do_mpfr_bessel_n): New.
2444 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2445 (fold_builtin_2): Handle BUILT_IN_JN.
2447 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2450 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2451 TYPE_PRECISION (intmax_type_node).
2453 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2456 * reload.c (subst_reloads): Remove checking.
2458 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2460 PR rtl-optimization/31691
2461 * combine.c (simplify_set): Build a new src pattern instead of
2462 substituting its operands in the COMPARE case.
2464 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2466 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2467 (execute_vrp): Preserve loops through jump threading.
2468 * tree-ssa-threadupdate.c (thread_single_edge,
2469 dbds_continue_enumeration_p, determine_bb_domination_status,
2470 thread_through_loop_header): New functions.
2471 (create_edge_and_update_destination_phis,
2472 create_edge_and_update_destination_phis): Set loops for the new blocks.
2473 (prune_undesirable_thread_requests): Removed.
2474 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2476 (thread_block): Do not call prune_undesirable_thread_requests.
2478 (mark_threaded_blocks): Select edges to thread here.
2479 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2480 Thread edges through loop headers independently.
2481 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2482 * tree-pass.h (TODO_mark_first_instance): New.
2483 (first_pass_instance): Declare.
2484 * cfghooks.c (duplicate_block): Put the block to the original loop
2485 if copy is not specified.
2486 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2487 jump threading. Pass may_peel_loop_headers to
2488 thread_through_all_blocks according to first_pass_instance.
2489 * cfgloop.h (create_preheader): Declare.
2490 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2491 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2492 * passes.c (first_pass_instance): New variable.
2493 (next_pass_1): Set TODO_mark_first_instance.
2494 (execute_todo): Set first_pass_instance.
2496 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2498 PR tree-optimization/24659
2499 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2500 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2501 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2502 OTI_vec_pack_ufix_trunc.
2503 (vec_unpacks_float_hi_optab): Define new macro.
2504 (vec_unpacks_float_lo_optab): Ditto.
2505 (vec_unpacku_float_hi_optab): Ditto.
2506 (vec_unpacku_float_lo_optab): Ditto.
2507 (vec_pack_sfix_trunc_optab): Ditto.
2508 (vec_pack_ufix_trunc_optab): Ditto.
2509 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2510 and vec_pack_[s|u]fix_trunc_optab using
2511 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2512 * tree-vectorizer.c (supportable_widening_operation): Handle
2513 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2514 (supportable_narrowing_operation): New function.
2515 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2516 * tree-vect-transform.c (vectorizable_conversion): Handle
2517 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2518 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2519 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2520 to check for target support.
2521 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2522 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2523 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2524 for VEC_PACK_FIX_TRUNC_EXPR.
2525 (expand_binop): Special case mode of the result for
2526 vec_pack_[u|s]fix_trunc_optab.
2527 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2528 vec_pack_[u|s]fix_trunc_optab.
2530 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2531 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2532 * tree-pretty-print.c (dump_generic_node): Handle
2533 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2534 VEC_PACK_FIX_TRUNC_EXPR.
2536 * expr.c (expand_expr_real_1): Ditto.
2537 * tree-inline.c (estimate_num_insns_1): Ditto.
2538 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2540 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2541 (vec_unpacks_float_lo_v8hi): Ditto.
2542 (vec_unpacku_float_hi_v8hi): Ditto.
2543 (vec_unpacku_float_lo_v8hi): Ditto.
2544 (vec_unpacks_float_hi_v4si): Ditto.
2545 (vec_unpacks_float_lo_v4si): Ditto.
2546 (vec_pack_sfix_trunc_v2df): Ditto.
2548 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2550 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2551 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2552 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2553 [vec_pack_ufix_trunc]: Ditto.
2554 [vec_unpacks_float_hi]: Ditto.
2555 [vec_unpacks_float_lo]: Ditto.
2556 [vec_unpacku_float_hi]: Ditto.
2557 [vec_unpacku_float_lo]: Ditto.
2559 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2561 * soft-fp/README: Update for new files.
2562 * soft-fp/floattisf.c: New file.
2563 * soft-fp/floattidf.c: New file.
2564 * soft-fp/floattitf.c: New file.
2565 * soft-fp/floatuntisf.c: New file.
2566 * soft-fp/floatuntidf.c: New file.
2567 * soft-fp/floatuntitf.c: New file.
2568 * soft-fp/fixsfti.c: New file.
2569 * soft-fp/fixdfti.c: New file.
2570 * soft-fp/fixtfti.c: New file.
2571 * soft-fp/fixunssfti.c: New file.
2572 * soft-fp/fixunsdfti.c: New file.
2573 * soft-fp/fixunstfti.c: New file.
2574 * soft-fp/extendxftf.c: New file.
2575 * soft-fp/trunctfxf.c: New file.
2577 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2578 (__trunctfxf2): Ditto.
2580 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2581 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2582 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2583 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2584 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2585 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2587 * config/i386/t-fprules-softfp64: New file.
2588 * config/i386/sfp-machine.h: New file.
2589 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
2590 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
2591 and soft-fp/t-softfp to tmake_file.
2592 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2593 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
2595 * config/i386/t-linux64 (softfp_wrap_start): New.
2596 (softfp_wrap_end): New.
2597 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
2598 supported for TARGET_64BIT.
2600 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2602 * c-common.c (c_common_signed_or_unsigned_type): Emulate
2603 c_common_unsigned_type behavior.
2605 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
2607 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
2610 2007-05-16 Eric Christopher <echristo@apple.com>
2612 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
2613 saving after stack push. Set sp_offset whenever we push.
2614 (rs6000_emit_epilogue): Move altivec register restore before
2617 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2619 * configure.ac: Allow sysroots to be relocated under $prefix as
2620 well as $exec_prefix.
2621 * configure: Regenerate.
2623 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2627 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2629 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2630 (gcc_tooldir): Likewise.
2631 * configure: Regenerate.
2632 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2633 old configure.ac gcc_tooldir setting.
2634 (prefix_to_exec_prefix): New variable.
2635 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2636 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2638 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2640 * c-typeck.c (build_binary_op): Return early for error.
2642 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2644 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2645 struct nb_iter_bound.
2646 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2647 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2648 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2649 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2650 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2651 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2652 (del_scev_info): Use ggc_free.
2653 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2654 * loop-init.c: Include ggc.h.
2655 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2656 (loop_optimizer_finalize): Use ggc_free.
2657 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2658 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2659 pass_iv_optimize): Add TODO_ggc_collect.
2660 * function.h (struct function): Remove skip marker from x_current_loops.
2661 * cfgloop.c: Include ggc.h.
2662 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2664 (establish_preds): Vector superloops is gc allocated.
2665 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2667 (flow_loops_find): Vector larray is gc allocated.
2668 (loop_exit_free): Use ggc_free.
2669 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2670 that head of exits list is now not a part of struct loop.
2671 (record_loop_exits): Allocate exits table in gc memory.
2672 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2673 head of exits list is now not a part of struct loop.
2674 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2675 struct loop_exit): Add GTY marker.
2676 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2677 Add skip marker to aux field. Make head of exits list a separate
2679 (struct loops): Add GTY marker. Make larray vector gc allocated.
2680 Add param marker to exits table.
2681 (get_loops): Type changed.
2682 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2684 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2685 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2686 * basic-block.h (struct basic_block_def): Remove skip marker from
2689 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2691 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2692 of 0 in the call to expand_expr().
2693 (expand_builtin_mathfn_3): Ditto.
2694 (expand_builtin_interclass_mathfn): Ditto.
2695 (expand_builtin_cexpi): Ditto.
2696 (expand_builtin_int_roundingfn): Ditto.
2697 (expand_builtin_int_roundingfn_2): Ditto.
2698 (expand_builtin_pow): Ditto.
2699 (expand_builtin_powi): Ditto.
2700 (expand_builtin_bswap): Ditto.
2701 (expand_builtin_unop): Ditto.
2702 (expand_builtin_fabs): Ditto.
2703 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2704 the call to expand_expr().
2705 (expand_builtin_sync_operation): Ditto.
2706 (expand_builtin_compare_and_swap): Ditto.
2707 (expand_builtin_lock_test_and_set): Ditto.
2708 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2709 instead of 0 in the call to expand_expr().
2710 (expand_builtin_extract_return_addr): Ditto.
2711 (expand_builtin_eh_return): Ditto.
2712 (expand_eh_return): Ditto.
2713 * explow.c (expr_size): Ditto.
2714 * expr.c (optimize_bitfield_assignment_op): Ditto.
2715 (expand_assignement): Ditto.
2716 (store_expr): Ditto.
2717 (store_field): Ditto.
2718 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2719 the call to expand_expr().
2720 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2721 in the call to expand_expr().
2722 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2723 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2724 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2726 * optabs.c (expand_vec_shift_expr): Ditto.
2727 (expand_vec_cond_expr): Ditto.
2728 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2729 call to expand_expr().
2730 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2731 in the call to expand_expr().
2733 2007-05-14 Dave Korn <dave.korn@artimi.com>
2735 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2737 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2739 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2740 instead of c_common_unsigned_type.
2741 (c_common_unsigned_type): Remove.
2742 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2743 c_common_unsigned_type.
2744 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2745 c_common_unsigned_type.
2746 * c-common.h (c_common_unsigned_type): Remove.
2747 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2748 c_common_unsigned_type.
2749 * c-format.c (check_format_types): Use unsigned_type_for instead of
2750 c_common_unsigned_type.
2751 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2752 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2753 c_common_unsigned_type.
2754 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2755 lang_hooks.types.unsigned_type.
2756 * expmed.c (make_tree): Use unsigned_type_for instead of
2757 lang_hooks.types.unsigned_type.
2758 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2759 lang_hooks.types.unsigned_type.
2760 (build_range_check): Likewise.
2761 (fold_unary): Likewise.
2762 (fold_binary): Likewise.
2763 (fold_ternary): Likewise.
2764 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2765 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2766 * tree.c (get_unsigned_type): New.
2767 (unsigned_type_for): Use get_unsigned_type instead of
2768 lang_hooks.types.unsigned_type.
2770 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2772 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2773 to m68k_get_function_kind. Update its prototype.
2774 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2776 (m68k_interrupt_function_p): Return enum m68k_function_type
2777 instead of bool. Rename to m68k_get_function_kind.
2778 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2780 (m68k_compute_frame_layout): Don't mark any register for save
2781 if an interrupt_thread attribute is specified.
2782 (m68k_hard_regno_rename_ok): Update a use of
2783 m68k_interrupt_function_p.
2784 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2785 m68k_interrupt_function_p.
2786 (m68k_function_type): New.
2787 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2788 for a function with an interrupt_thread attribute.
2789 * doc/extend.texi: Document the interrupt_thread attribute.
2791 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2793 Fix PR tree-optimization/31911
2794 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2795 if they didn't change the expression.
2797 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2799 * tree-scalar-evolution.c (resolve_mixers): Exported.
2800 * tree-scalar-evolution.h (resolve_mixers): Declare.
2801 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2802 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2803 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2804 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2805 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2806 strip_conversion, analyze_offset_expr, address_analysis,
2807 object_analysis, analyze_offset): Removed.
2808 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2809 split_constant_offset, canonicalize_base_object_address,
2810 object_address_invariant_in_loop_p, disjoint_objects_p,
2811 dr_may_alias_p, dr_address_invariant_p): New functions.
2812 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2813 and dr_analyze_alias.
2814 (initialize_data_dependence_relation): Use dr_may_alias_p
2815 and object_address_invariant_in_loop_p.
2816 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2818 (find_data_references_in_stmt): Restrict the analysis of data references
2819 to the given loop nest.
2820 (find_data_references_in_loop): Made static. Pass loop nest to
2821 find_data_references_in_stmt.
2822 (compute_data_dependences_for_loop): Use DR_VOPS.
2823 (free_data_ref): Free DR_VOPS.
2824 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2825 (struct innermost_loop_behavior): ... new.
2826 (struct base_object_info): Replaced by ...
2827 (struct indices): ... new.
2828 (struct dr_alias): New.
2829 (enum data_ref_type): Removed.
2830 (struct data_reference): Consist of struct innermost_loop_behavior,
2831 struct indices and struct dr_alias.
2832 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2833 (DR_MEMTAG): Renamed to ...
2834 (DR_SYMBOL_TAG): ... this.
2835 (find_data_references_in_loop): Declaration removed.
2836 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2837 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2838 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2839 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2841 2007-05-13 Revital Eres <eres@il.ibm.com>
2843 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2844 which walks virtual def-use chains to find redundant stores.
2845 (dse_optimize_stmt): Call it.
2847 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2849 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2850 * passes.c (init_optimization_passes): Move pass_jump_bypass
2853 * basic-block.h (bb_has_eh_pred): Fix style issue.
2855 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2857 PR rtl-optimization/31848
2858 * loop-invariant.c (move_invariant_reg): If we move an insn
2859 with a REG_EQUAL note, and that insn is not always executed,
2860 remove the REG_EQUAL note.
2862 2007-05-12 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/31797
2865 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2866 propagate into a stmt that has volatile ops.
2868 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2870 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2871 (gcc_tooldir): Likewise.
2872 * configure: Regenerate.
2873 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2874 old configure.ac gcc_tooldir setting.
2875 (prefix_to_exec_prefix): New variable.
2876 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2877 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2879 2007-05-11 Silvius Rus <rus@google.com>
2881 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2882 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2883 * c-common.h (strict_aliasing_warning): Change return type.
2884 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2885 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2886 (build_c_cast): Condition call to strict_aliasing_warning.
2887 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2888 * flags.h (set_Wstrict_aliasing): Declare.
2889 * opts.c (set_Wstrict_alising): Define, add call to.
2890 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2891 * tree-ssa-alias-warnings.c: New file.
2892 * tree-ssa-alias.c (compute_may_aliases): Add call to
2893 strict_aliasing_warning_backend.
2895 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2897 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2898 Use loop_depth and loop_outer accessor functions.
2899 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2900 determine_invariantness_stmt, move_computations_stmt): Ditto.
2901 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2902 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2903 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2904 * tree-scalar-evolution.c (interpret_loop_phi,
2905 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2906 instantiate_parameters_1, scev_const_prop): Ditto.
2907 * cfghooks.c (make_forwarder_block): Ditto.
2908 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2909 * modulo-sched.c (loop_canon_p): Ditto.
2910 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2911 slpeel_can_duplicate_loop_p): Ditto.
2912 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2913 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2914 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2915 cancel_loop, verify_loop_structure): Ditto.
2916 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2917 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2918 superloops vector instead of "pred" array.
2919 (establish_preds): Take father loop as an argument. Initialize the
2921 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2922 initialize loop->outer.
2923 (flow_loop_tree_node_remove): Truncate the superloops vector.
2924 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2925 "pred" merged to "superloops" vector.
2926 (loop_depth, loop_outer): New.
2927 (fel_init): Use loop_outer.
2929 2007-05-11 Jan Hubicka <jh@suse.cz>
2931 * cgraphunit.c: Include gt-cgraphunit.h
2932 (static_ctors, static_dtors): New static vars.
2933 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2934 based on implementation in c-common.c
2935 (cgraph_finalize_function): Call record_cdtor_fn.
2936 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2937 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2938 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2939 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2940 build_cdtor, c_build_cdtor_fns): Remove.
2941 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2942 c_build_cdtor_fns): Remove prototype.
2944 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2947 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2948 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2949 * builtins.c (fold_builtin_memchr): New.
2950 (expand_builtin_memchr): Call the latter.
2951 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2952 * doc/extend.texi ([Other built-in functions provided by GCC]):
2955 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2957 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2958 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2959 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2960 PFPO_OP1_TYPE_SHIFT): Constants added.
2961 (DFP_ALL): Mode macro defined.
2962 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2963 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2964 Insn definitions added.
2965 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2966 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2969 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2971 PR tree-optimization/31885
2972 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2974 (automatically_generated_chrec_p): Return false for NULL.
2976 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2978 * config/bfin/bfin.h (MOVE_RATIO): Define.
2980 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2982 * config.gcc (sparc-wrs-vxworks): New target.
2983 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2984 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2985 * config/sparc/sparc.h: Include vxworks-dummy.h.
2986 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2987 include LABEL_REFs too.
2988 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2989 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2991 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2993 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2994 (sparc_emit_call_insn): New function.
2995 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2996 functions when generating VxWorks PIC.
2997 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2998 (call, call_value): Use sparc_emit_call_insn instead of
3001 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3003 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3005 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3007 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3008 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3009 instead of operand_subword.
3011 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3013 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3014 * config/bfin/bfin.c (bfin_local_alignment): New function.
3015 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3017 2007-05-08 Chao-ying Fu <fu@mips.com>
3019 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3020 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3021 (smsub_widen_optab, umsub_widen_optab): Define.
3022 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3024 * genopinit.c (optabs): Fill in smsub_widen_optab and
3026 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3027 and umsub_widen_optab to implement multiply-subtract sequences.
3028 * config/mips/mips.md (*msac<u>_di): Rename to...
3029 (<u>msubsidi4): ...this. Extend condition to include
3030 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3031 of operand 0 to "ka" and use the three-operand form of msub<u>
3033 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3036 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3038 PR rtl-optimization/28011
3039 * reload.c (push_reload): Set dont_share if IN appears in OUT
3040 also when IN is a PLUS rtx.
3041 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3044 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3046 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3047 call unshare_all_decls.
3048 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3049 (unshare_all_decls): Remove.
3051 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3054 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3057 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3058 Nigel Stephens <nigel@mips.com>
3060 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3061 Update comments and all uses.
3062 (MIN_FPRS_PER_FMT): Define.
3063 * config/mips/mips.c (function_arg): Fix to correctly handle
3064 the -mips32r2 -mfp64 -mabi=32 case.
3065 (override_options): Enable use of odd-numbered registers for
3066 SFmode values on MIPS32.
3067 (mips_save_reg_p): Save whole floating-point register pair if
3068 either half is used.
3069 (compute_frame_size): Fix comment.
3071 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3073 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3074 argument of type bool.
3075 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3076 argument. Safely select temporary P register according to it.
3077 (do_link): Change call site of add_to_reg accordingly.
3078 (do_unlink): Add epilogue_p as a fourth argument and pass it
3080 (expand_interrupt_handler_epilogue): Change call of do_unlink
3082 (bfin_expand_prologue): Add a third argument sibcall_p.
3083 * config/bfin/bfin.md (epilogue): Change call of
3084 bfin_expand_epilogue accordingly.
3085 (sibcall_epilogue): Likewise.
3086 (eh_return_internal): Likewise.
3088 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3089 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3090 * config/bfin/bfin.c (bfin_handle_option): Handle
3091 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3092 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3093 Support bf534, bf536 and bf561.
3094 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3096 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.c (ix86_function_regparm): Process local
3100 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3102 2007-05-07 Mike Stump <mrs@apple.com>
3104 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3105 also checks for and while statements in C++.
3107 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3109 * gcc.c (at_file_supplied): New variable.
3110 (main): Set it if we expanded argv.
3111 (do_spec_1): Pass an @-file to the linker if we were called with
3112 an @-file argument and HAVE_GNU_LD.
3113 * collect2.c (at_file_supplied): New variable.
3114 (response_file): New variable.
3115 (collect_exit): Unlink response_file if necessary.
3116 (handler): Likewise.
3117 (do_wait): Likewise.
3118 (main): Set at_file_supplied if we expanded argv.
3119 (collect_execute): Pass an @-file to subprocesses if we were called
3120 with an @-file argument.
3121 * configure.ac: Add define for HAVE_GNU_LD.
3122 * configure: Regenerate.
3123 * config.in: Regenerate.
3125 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3127 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3133 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3135 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3136 (TARGET_ENCODE_SECTION_INFO): Re-define.
3137 (m32c_encode_section_info): New
3138 (function_vector_handler): New
3139 (current_function_special_page_vector): New
3140 (m32c_special_page_vector_p): New.
3141 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3143 * config/m32c/jump.md: Added instruction JSRS for functions
3144 with attribute "function_vector".
3145 * doc/extend.texi (function_vector): Added description
3146 for M16C, M32C targets.
3148 2007-05-07 DJ Delorie <dj@redhat.com>
3151 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3152 ashrpsi3, lshrpsi3): Update shift count constraint.
3154 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3155 Nathan Froyd <froydnj@codesourcery.com>
3158 * c-incpath.c (add_path): Strip trailing path separators.
3160 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3163 Free dominance info before purging EH edges.
3164 (eliminate_degenerate_phis): Likewise.
3165 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3167 2007-05-07 Jan Hubicka <jh@suse.cz>
3169 * gimplify.c (gimplify_expr): Do not crash when folding
3170 (void *)(int)&a + 4.
3172 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3175 * c-opts.c (lang_fortran): Make it non static.
3176 * c-common.h (lang_fortran): New prototype.
3177 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3178 -lang-fortran option was passed by the driver.
3180 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3182 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3183 of ASSERT_CHECKING. Tweak message.
3185 2007-05-06 Revital Eres <eres@il.ibm.com>
3188 * loop-unroll.c (insert_var_expansion_initialization):
3189 Initialize the expansions with -zero instead of +zero.
3191 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3193 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3194 into pic and non-pic versions. Mark r19 as used for
3195 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3196 for tgd_load, tld_load and tie_load .
3197 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3198 version of tgd_load, tld_load and tie_load depending on the
3201 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3202 Jakub Jelinek <jakub@redhat.com>
3204 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3205 (__do_global_dtors_aux): Use more paranoid loop to run
3206 destructors if HIDDEN_DTOR_LIST_END.
3207 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3209 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3211 * varasm.c (align_variable): Don't increase alignment for
3212 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3213 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3215 2007-05-04 Josh Conner <jconner@apple.com>
3217 * basic-block.h (cdi_direction): Assign values to all enumeration
3219 (dom_computed): Remove.
3220 (dom_info_state): New.
3221 (set_dom_info_availability): New.
3222 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3223 walk_data.dom_direction.
3224 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3225 instead of dom_computed[].
3226 (split_edge): Likewise.
3227 (create_basic_block): Likewise.
3228 (merge_blocks): Likewise.
3229 * ifcvt.c (find_if_header): Likewise.
3230 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3231 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3232 * tree-ssa.c (verify_ssa): Likewise.
3233 * tree-cfg.c (tree_verify_flow_info): Likewise.
3234 (remove_edge_and_dominated_blocks): Likewise.
3235 * dominance.c (dom_computed): Make static.
3236 (calc_dfs_tree_nonrec): Change third param to a bool.
3237 (calc_dfs_tree): Change second param to a bool.
3238 (calc_idioms): Change second param to a bool. Use
3239 dom_convert_dir_to_idx.
3240 (init_dom_info): Validate dir before using.
3241 (dom_convert_dir_to_idx): New.
3242 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3243 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3244 (free_dominance_info): Use dom_convert_dir_to_idx.
3245 (get_immediate_dominator): Likewise.
3246 (set_immediate_dominator): Likewise.
3247 (get_dominated_by): Likewise.
3248 (redirect_immediate_dominators): Likewise.
3249 (nearest_common_denominator): Likewise.
3250 (dominated_by_p): Likewise.
3251 (bb_dom_dfs_in): Likewise.
3252 (bb_dom_dfs_out): Likewise.
3253 (recount_dominator): Likewise.
3254 (iterate_fix_dominators): Likewise.
3255 (add_to_dominance_info): Likewise.
3256 (delete_from_dominance_info): Likewise.
3257 (first_dom_son): Likewise.
3258 (next_dom_son): Likewise.
3259 (dom_info_available_p): Likewise.
3260 (dom_info_state): New.
3261 (set_dom_info_availability): New.
3263 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3265 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3267 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3269 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3271 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3272 (subdi3, subdi_carry): Delete.
3274 2007-05-04 Jan Hubicka <jh@suse.cz>
3275 Richard Guenther <rguenther@suse.de>
3277 * opts.c (decode_options): Do not fiddle with inlining
3278 parameters in case of optimizing for size.
3279 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3280 for size do nothing.
3281 (cgraph_decide_inlining_of_small_function): When optimizing for
3282 size never inline functions increasing caller size.
3283 (cgraph_early_inlining): Inline for size when optimizing for size.
3285 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3287 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3288 logical operations piecewise.
3289 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3290 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3291 subdi_sesidi_di): Delete.
3292 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3293 the generated sequence. Allow three-reg add in constraints. Rewrite
3294 the rtl expression for carry to avoid zero_extend of a constant.
3295 (sub_with_carry): New pattern.
3296 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3297 different sequence not involving jumps.
3298 (notbi): Now a named pattern.
3300 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3302 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3303 Add the note about a significant loss of accuracy of some
3304 mathematical routines when these options are used.
3306 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3308 * haifa-sched.c (rtx_vec_t): New typedef.
3309 (contributes_to_priority_p): Extract piece of priority () into new
3311 (priority): Use the function. Add assertion.
3312 (rank_for_schedule, set_priorities): Add assertion to check that
3313 insn's priority is initialized.
3314 (clear_priorities, calc_priorities): Change signature. Make it update
3315 all relevant insns. Update all callers ('add_to_speculative_block ()'
3316 and 'create_block_check_twin ()').
3317 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3318 Add new field 'priority_status'.
3319 (INSN_PRIORITY_STATUS): New macro.
3320 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3322 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3324 * sched-ebb.c (debug_ebb_dependencies): New static function.
3325 (init_ready_list): Use it.
3327 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3328 with changed signature and 'debug_rgn_dependencies ()'.
3329 (debug_rgn_dependencies): New static function.
3330 (init_ready_list): Use it.
3332 * sched-int.h (debug_dependencies): Declare.
3334 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3336 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3338 2007-05-04 Dirk Mueller <dmueller@suse.de>
3340 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3342 2007-05-03 Jan Hubicka <jh@suse.cz>
3344 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3345 for pointer type in more cases than before.
3347 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3349 * tree-object-size.c (plus_expr_object_size): When operand size is
3350 unknown, return unknown.
3352 2007-05-03 Dirk Mueller <dmueller@suse.de>
3354 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3356 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3359 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3361 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3363 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3365 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3367 * config/soft-fp/double.h, config/soft-fp/extended.h,
3368 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3369 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3370 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3371 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3374 2007-05-03 Ian Lance Taylor <iant@google.com>
3376 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3377 MASK_PPC_GFXOPT for 8540 or 8548.
3379 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3381 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3382 vect_print_dump_info() to output debug information.
3384 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3387 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3388 operands of size 2 when operand is not MEM_P.
3390 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3392 PR tree-optimization/30565
3393 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3395 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3397 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3398 (umulsi3_highpart): Use them.
3399 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3400 for final accumulator to D regisster tranfser.
3402 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3404 PR tree-optimization/31699
3405 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3407 (vect_enhance_data_refs_alignment): Compute peel amount using
3408 TYPE_VECTOR_SUBPARTS instead of vf.
3409 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3411 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3414 * system.h: Remove inclusion of double-int.h
3415 * tree.h: Include double-int.h
3416 * gengtype.c: Likewise
3417 * cfgloop.h: Likewise
3418 * Makefile.in: Adjust dependencies on double-int.h
3420 2007-05-02 Eric Christopher <echristo@apple.com>
3422 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3423 -shared to -Zdynamiclib.
3425 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3428 * c-common.c (strip_pointer_or_array_types): New function.
3429 * c-common.h (strip_pointer_or_array_types): New function declaration.
3431 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3433 PR tree-optimization/31771
3434 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3436 2007-05-02 Paul Brook <paul@codesourcery.com>
3438 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3440 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3443 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3446 2007-05-02 Nick Clifton <nickc@redhat.com>
3448 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3450 2007-05-02 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/31146
3453 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3454 argument, single_use_p. If we have a single use that is
3455 a conversion to the definition rhs type, propagate that rhs.
3456 (forward_propagate_addr_expr): Pass single_use_p argument
3457 to forward_propagate_addr_expr_1.
3459 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3461 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3464 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3466 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3467 'AMD Family 10 core'.
3469 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3471 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3472 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3473 with SSE3 instruction set support.
3474 * doc/invoke.texi: Likewise.
3476 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3478 * config/i386/i386.c (override_options): Tuning 32-byte loop
3479 alignment for amdfam10 architecture. Increasing the max loop
3480 alignment to 24 bytes.
3482 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3484 * config/m68k/constraints.md: New.
3485 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3486 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3487 EXTRA_CONSTRAINT): Remove.
3488 * config/m68k/m68k.md: Include constraints.md.
3489 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3491 2007-05-01 Ian Lance Taylor <iant@google.com>
3493 PR tree-optimization/31739
3494 * tree-vrp.c (vrp_val_is_max): New static function.
3495 (vrp_val_is_min): New static function.
3496 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3498 (set_value_range): Use vrp_val_is_{max,min}.
3499 (extract_range_from_assert): Likewise.
3500 (extract_range_from_binary_expr): Likewise.
3501 (extract_range_from_unary_expr): Likewise.
3502 (dump_value_range, vrp_meet): Likewise.
3503 (vrp_visit_phi_node): Likewise.
3504 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3506 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3508 * config/i386/gmon-sol2.c (size_t): New type.
3509 (intptr_t): Likewise.
3510 (s_textsize): Declare as size_t.
3512 (monstartup): Use size_t for sizes.
3513 (_mcount): Save and restore registers.
3514 (internal_mcount): Pass 0 as the first argument to monstartup
3516 (moncontrol): Convert pointer to appropriately sized integer
3517 before passing to profil.
3519 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3521 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3522 __NO_FPRS__, not just if _SOFT_DOUBLE.
3523 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3524 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3525 also for E500 double.
3526 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3527 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3530 2007-05-01 Richard Guenther <rguenther@suse.de>
3532 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3535 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3537 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3539 2007-05-01 Jan Hubicka <jh@suse.cz>
3541 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3544 2007-05-01 Jan Hubicka <jh@suse.cz>
3546 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3547 (maybe_fold_offset_to_reference): Declare.
3548 * fold-const.c (fold_unary): Do not fold
3549 (type *)&A into &A->field_of_type_and_offset_0
3550 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3551 size is unknown, give up.
3552 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3554 (maybe_fold_offset_to_reference): New.
3555 (maybe_fold_stmt_indirect): Use it.
3556 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3557 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3559 (gimplify_expr): Likewise for plus_expr.
3561 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3563 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3564 bsi_after_labels. Always insert statements before bsi.
3565 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3566 * predict.c (apply_return_prediction): Check for empty blocks.
3567 * cfgexpand.c (lab_rtx_for_bb): New variable.
3568 (label_rtx_for_bb): Do not create new tree labels.
3569 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3570 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3571 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3573 (label_for_bb): Add field used.
3574 (update_eh_label, main_block_label): Mark the label used.
3575 (cleanup_dead_labels): Remove unused labels.
3577 2007-05-01 Richard Guenther <rguenther@suse.de>
3579 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3580 if it is not about to be set.
3581 (get_value_range): Do not pre-allocate equiv bitmap.
3582 (update_value_range): No need to clear equiv field.
3583 (add_equivalence): Change prototype to get bitmap pointer.
3584 Allocate bitmap here if it is not already.
3585 (extract_range_from_assert): Do not allocate bitmap here.
3586 Update callers to add_equivalence.
3587 (extract_range_from_ssa_name): Likewise.
3588 (get_vr_for_comparison): New static helper.
3589 (compare_name_with_value): Handle NULL equiv bitmap by
3590 peeling the first iteration of the comparison loop.
3591 Use get_vr_for_comparison.
3592 (compare_names): Handle NULL equiv bitmaps by using fake
3593 ones. Use get_vr_for_comparison.
3595 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
3597 * double-int.c (mpz_set_double_int): Moved from
3598 tree-ssa-loop-niter.c.
3599 (mpz_get_double_int): Likewise; also, add option to wrap
3600 out-of-range integers.
3601 * double-int.h: New prototypes for above.
3602 * tree.c (get_static_type_bounds): Moved from
3603 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
3604 TYPE_MAX_VALUE if they exist..
3605 * tree.h: New prototype for above.
3606 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
3607 get_type_bounds calls.
3608 (mpz_set_double_int): Move to double-int.c.
3609 (get_type_bounds): Move to tree.c, rename to
3610 get_static_type_bounds.
3611 (mpz_to_double_int): Move to double-int.c, rename to
3614 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3616 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3617 DIV0 exception can fall through to a normal return.
3619 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3623 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3624 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3625 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3626 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3627 initialize align to silence bogus warning.
3628 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3629 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3631 (struct sra_walk_fns): Remove use_all parameter from use.
3632 (sra_hash_tree): Handle BIT_FIELD_REFs.
3633 (sra_elt_hash): Don't hash bitfld blocks.
3634 (sra_elt_eq): Skip them in parent compares as well. Handle
3636 (sra_walk_expr): Don't maintain or pass down use_all_p.
3637 (scan_use): Remove use_all parameter.
3638 (scalarize_use): Likewise. Re-expand assignment to
3639 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3640 output, and re-scalarize after output. Don't mark anything
3642 (scalarize_ldst): Adjust.
3643 (scalarize_walk_gimple_modify_statement): Likewise.
3644 (build_element_name_1): Handle BIT_FIELD_REFs.
3645 (instantiate_element): Don't warn for any element whose parent
3647 (instantiate_missing_elements_1): Return the sra_elt.
3648 (canon_type_for_field): New.
3649 (try_instantiate_multiple_fields): New.
3650 (instantiate_missing_elemnts): Use them.
3651 (mark_no_warning): Removed.
3652 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3653 (REPLDUP, sra_build_elt_assignment): New.
3654 (generate_copy_inout): Use them.
3655 (generate_element_copy): Likewise. Handle bitfld differences.
3656 (generate_element_zero): Don't recurse for blocks. Use
3657 sra_build_elt_assignment.
3658 (generate_one_element_int): Take elt instead of var. Use
3659 sra_build_elt_assignment.
3660 (generate_element_init_1): Adjust.
3661 (scalarize_use, scalarize_copy): Use REPLDUP.
3662 (scalarize_ldst): Move assert before dereference.
3663 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3665 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3668 * tree.c (reconstruct_complex_type): Reconstruct a reference
3670 Also use the same mode for the pointer as the old pointer type.
3672 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3674 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3677 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3679 PR rtl-optimization/31676
3680 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3681 (df_refs_record): Call it.
3683 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3685 * rtl.def (SS_ABS): New code.
3686 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3687 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3688 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3689 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3690 (bfin_init_builtins): Define them.
3691 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3692 (bfin_expand_builtin): ... and handle the others here.
3693 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3694 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3695 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3696 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3697 operand is only HImode.
3699 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3701 * regclass.c (scan_one_insn): Remove splitting of
3704 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3705 Nigel Stephens <nigel@mips.com>
3707 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3709 2007-04-28 Jan Hubicka <jh@suse.cz>
3711 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3712 insn_locators_alloc instead of insn_locators_initialize;
3713 call reset_block_changes.
3714 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3715 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3716 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3717 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3718 * config/score/score.c (th_output_mi_thunk): Likewise.
3719 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3720 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3721 tolerate uninitialized locator info.
3724 * function.c (init_function_start): Don't init line number info.
3725 (expand_function_end): Update.
3726 (reset_block_changes, record_block_change, finalize_block_changes,
3727 check_block_change, free_block_changes): Kill.
3728 * function.h (reset_block_changes, record_block_change,
3729 finalize_block_changes, check_block_change, free_block_changes): Remove
3731 (struct function): Remove ib_boundaries_block.
3732 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3733 Use curr_insn_locator to initialize locator.
3734 (emit_line_note): Remove.
3735 * cfgexpand.c (expand_gimple_cond_expr): Update.
3736 (construct_exit_block): Likewise.
3737 (tree_expand_cfg): Initialize/finalize locators.
3738 * expr.c (expand_expr_real): Update.
3739 * cfglayout.c (line_locators_locs, line_locators_lines,
3740 file_locators_locs, file_locators_files): Remove.
3741 (set_block_levels): Move to cfgexpand.c.
3742 (insn_locators_initialize): Remove.
3743 (pass_insn_locators_initialize): Remove.
3744 (locations_locators_locs, locations_locators_vals): New static vars.
3745 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3747 (insn_locators_alloc, insn_locators_finalize,
3748 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3750 (locator_location): New.
3751 (locator_line, locator_file): Rewrite.
3752 * rtl.h (emit_line_note): Kill.
3753 (insn_locators_alloc, insn_locators_finalize,
3754 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3756 * tree-inline.c (initialize_cfun): Do not initialize
3757 ib_boundaries_block.
3758 * passes.c (pass_insn_locators_initialize): Remove.
3760 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3762 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3763 info. Update last_basic_block correctly.
3765 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3769 register itself to hold the offset constant. Tell flow the use
3770 of r4 and r5 when they are used.
3772 2007-04-27 Richard Guenther <rguenther@suse.de>
3774 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3775 if we simplified anything.
3776 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3777 warnings until we did a simplification and the stmt was not
3778 marked as TREE_NO_WARNING.
3780 2007-04-27 Mike Stump <mrs@apple.com>
3782 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3784 2007-04-27 Ian Lance Taylor <iant@google.com>
3787 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3788 TYPE_MAX_VALUE exist, convert them to the new type.
3790 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3792 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3793 if it claims to be available.
3794 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3796 (perform_tree_ssa_dce): Always free postdominators.
3798 2007-04-27 Richard Henderson <rth@redhat.com>
3800 * config/alpha/predicates.md (aligned_memory_operand): Mark
3801 as define_special_predicate.
3802 (unaligned_memory_operand, normal_memory_operand): Likewise.
3803 (reg_or_unaligned_mem_operand): Remove.
3804 (any_memory_operand): Match the documentation and check for
3805 non-renumbered pseudos during reload.
3806 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3807 alpha_secondary_reload_class, update to new interface, make static.
3808 Handle CQImode like HImode. Remove FP subreg check.
3809 (alpha_expand_mov): Use replace_equiv_address.
3810 (alpha_expand_mov_nobwx): Use any_memory_operand.
3811 (TARGET_SECONDARY_RELOAD): New.
3812 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3813 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3814 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3815 * config/alpha/alpha.md: ... here.
3816 (RELOAD12, reloadmode): New.
3818 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3819 Don't handle the aligned case here.
3820 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3821 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3822 reload_inhi_help. Don't expect a scratch register.
3823 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3825 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3827 2007-04-27 Richard Guenther <rguenther@suse.de>
3829 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3831 2007-04-27 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/30965
3834 PR tree-optimization/30978
3835 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3836 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3837 (find_equivalent_equality_comparison): Likewise.
3838 (simplify_cond): Likewise.
3839 (get_prop_source_stmt): New helper.
3840 (get_prop_dest_stmt): Likewise.
3841 (can_propagate_from): Likewise.
3842 (remove_prop_source_from_use): Likewise.
3843 (combine_cond_expr_cond): Likewise.
3844 (forward_propagate_comparison): New function.
3845 (forward_propagate_into_cond): Rewrite to use fold for
3847 (tree_ssa_forward_propagate_single_use_vars): Call
3848 forward_propagate_comparison to propagate comparisons.
3850 2007-04-27 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/31715
3853 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3854 sure to do computation on the offset in an appropriate
3857 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3859 * reload.h (elimination_target_reg_p): Declare.
3860 * reload.c (find_reloads): Don't apply the reg_rtx move
3861 optimization if the SET_DEST satisfies elimination_target_reg_p.
3862 * reload1.c (elimination_target_reg_p): New function.
3863 (gen_reload): In the move/add2 fallback, make sure that op0
3864 does not overlap the destination register.
3866 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3868 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3869 transform only GIMPLE_MODIFY_STMTs.
3870 * tree-complex.c (expand_complex_operations_1): Ditto.
3871 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3872 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3873 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3875 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3876 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3877 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3878 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3879 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3880 slpeel_add_loop_guard): Ditto.
3881 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3882 * lambda-code.c (perfect_nestify): Ditto.
3883 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3884 before the first statement.
3885 * tree-optimize.c (execute_free_datastructures): Fix comments.
3886 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3887 * tree-flow.h (disband_implicit_edges): Declaration removed.
3888 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3890 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3892 (disband_implicit_edges, has_label_p): Removed.
3893 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3894 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3896 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3898 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3899 also for COND_EXPRs.
3900 * cfgexpand.c (label_rtx_for_bb): New function.
3901 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3902 Use label_rtx_for_bb to find the labels.
3903 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3904 last block. Detect fallthru edges.
3906 2007-04-26 Ian Lance Taylor <iant@google.com>
3909 * reload.c (find_reloads_subreg_address): If the address was valid
3910 in the original mode but not in the new mode, reload the whole
3913 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3915 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3916 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3917 (cleanup_control_expr_graph): Do not invalidate dominance info.
3918 Record altered blocks.
3919 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3920 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3921 cleanup_tree_cfg_bb): New functions.
3922 (remove_forwarder_block): Do not maintain the worklist of blocks.
3923 Record altered blocks.
3924 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3926 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3927 delete_unreachable_blocks if dominators are not available.
3928 * tree-inline.c (optimize_inline_calls): Free dominance information
3930 * tree-flow.h (remove_edge_and_dominated_blocks,
3931 cfgcleanup_altered_bbs): Altered.
3932 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3934 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3936 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3937 do not invalidate dominators.
3939 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3941 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3942 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3943 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3944 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3946 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3948 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3950 2007-04-26 Richard Guenther <rguenther@suse.de>
3952 PR tree-optimization/31703
3953 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3954 the right type for the target of the bittest.
3956 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3958 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3959 ix86_sol10_return_in_memory.
3961 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3963 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3966 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3969 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3971 PR tree-optimization/30558
3972 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3973 clear this_state.prev_try.
3975 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3976 Mark Mitchell <mark@codesourcery.com>
3978 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3979 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3980 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3982 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3985 * doc/invoke.texi (%:print-asm-header): Document.
3986 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3988 (static_spec_functions): Add print-asm-header.
3989 (main): Print a banner before the --target-help linker options.
3990 (print_asm_header_spec_function): New function.
3992 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3995 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3996 (movsf_ie): Likewise.
3998 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4000 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4002 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4004 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4006 (__umodsi3, __modsi3): Likewise.
4008 2007-04-25 Dirk Mueller <dmueller@suse.de>
4010 * c-typeck.c (build_compound_expr): Annotate warning()
4011 call with OPT_Wunused_value.
4012 * tree-ssa.c (warn_uninit): Annotate warning with
4014 * c-common.c (handle_sentinel_attribute): Annotate warning
4015 call with OPT_Wattributes.
4017 2007-04-25 Thiemo Seufer <ths@mips.com>
4019 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4021 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4022 on to the assembler. Improve handling of -mno-mips16. Add handling
4023 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4024 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4025 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4026 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4028 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4031 * config/i386/winnt.c (i386_pe_file_end): Strip only
4032 USER_LABEL_PREFIX when writing export name.
4034 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4036 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4037 sh/elf.h, vx-common.h and vxworks.h.
4038 * config/sh/sh.h: Include config/vxworks-dummy.h.
4039 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4040 (OVERRIDE_OPTIONS): Use it.
4041 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4042 (vxworks_picreg): New pattern.
4043 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4044 VXWORKS_OS_CPP_BUILTINS.
4045 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4046 to their VXWORKS_* equivalents.
4047 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4048 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4049 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4050 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4051 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4052 -mrtp/-fPIC multilibs.
4053 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4054 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4055 (MULTILIB_OSDIRNAMES): Delete.
4057 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4060 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4062 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4064 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4065 rounding mode to be specified by the caller.
4066 (real_to_mpfr) Likewise.
4067 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4068 include new arguments.
4069 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4071 2007-04-24 Ian Lance Taylor <iant@google.com>
4073 PR tree-optimization/31605
4074 * tree-vrp.c (set_value_range): Check that min and max are not
4075 both overflow infinities.
4076 (set_value_range_to_value): New static function.
4077 (extract_range_from_binary_expr): Call set_value_range_to_value.
4078 (extract_range_from_cond_expr): Likewise.
4079 (extract_range_from_expr): Likewise.
4080 (extract_range_from_unary_expr): Likewise. Don't create a range
4081 which overflows on both sides.
4082 (vrp_meet): Check for a useless range.
4083 (vrp_visit_phi_node): If we see a constant which looks like an
4084 overflow infinity, turn off the TREE_OVERFLOW flag.
4086 2007-04-24 Ian Lance Taylor <iant@google.com>
4088 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4090 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4093 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4094 diagnostic message is being built.
4095 * tree-pretty-print.c (dump_generic_node): Only write the
4096 formatted text into BUFFER's stream if we are not building a
4098 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4100 * Makefile.in (toplev.o): Depend on tree-pass.h.
4102 2007-04-24 Ian Lance Taylor <iant@google.com>
4104 PR tree-optimization/31602
4105 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4106 conditionals in the copied loop header.
4107 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4108 warnings if TREE_NO_WARNING is set.
4109 * doc/invoke.texi (Warning Options): Clarify that
4110 -Wstrict-overflow does not warn about loops.
4112 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4114 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4115 expand on the comment about _Decimal128 arguments and check the
4116 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4117 that _Decimal128 argument uses even/odd register pair.
4118 (function_arg): Ditto.
4120 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4122 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4123 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4125 2007-04-24 Richard Guenther <rguenther@suse.de>
4126 Olga Golovanevsky <olga@il.ibm.com>
4128 * fold-const.c (multiple_of_p): Check for bottom
4131 2007-04-24 Richard Henderson <rth@redhat.com>
4133 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4134 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4135 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4136 looking for non-zero bits shifted out. Avoid a recursive call
4137 when constructing the scalar.
4138 (__floatundisf): Likewise.
4140 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4142 * dwarf2out.c (field_byte_offset): Move the existing logic
4143 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4144 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4146 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4149 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4150 argument of 0 for memset.
4151 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4152 unsigned shift instead of the signed variant.
4154 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4156 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4157 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4158 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4159 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4160 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4161 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4162 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4163 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4164 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4165 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4166 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4167 "mul<mode>3", "div<mode>3"): Insn definitions added.
4168 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4169 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4170 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4171 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4172 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4173 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4174 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4175 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4176 TARGET_FLOAT_FORMAT): Macro definitions removed.
4177 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4178 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4179 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4180 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4181 (s390_gen_rtx_const_DI): Function removed.
4182 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4184 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4186 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4187 over an external ffs function.
4189 2007-04-24 Chao-ying Fu <fu@mips.com>
4190 Richard Sandiford <richard@nildram.co.uk>
4192 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4193 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4194 (smadd_widen_optab, umadd_widen_optab): Define.
4195 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4197 * genopinit.c (optabs): Fill in smadd_widen_optab and
4199 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4200 and umadd_widen_optab to implement multiply-add sequences.
4201 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4202 (<u>maddsidi4): ...this. Extend condition to include
4203 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4204 of operand 0 to "ka" and use the three-operand form of madd<u>
4206 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4208 * config/mips/constraints.md (ka): New register constraint.
4210 2007-04-24 Jan Hubicka <j@suse.cz>
4214 2007-04-23 Jan Hubicka <jh@suse.cz>
4215 * function.c (init_function_start): Don't init line number info.
4216 (expand_function_end): Update.
4217 (reset_block_changes, record_block_change, finalize_block_changes,
4218 check_block_change, free_block_changes): Kill.
4219 * function.h (reset_block_changes, record_block_change,
4220 finalize_block_changes, check_block_change, free_block_changes): Remove
4222 (struct function): Remove ib_boundaries_block.
4223 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4224 Use curr_insn_locator to initialize locator.
4225 (emit_line_note): Remove.
4226 * cfgexpand.c (expand_gimple_cond_expr): Update.
4227 (construct_exit_block): Likewise.
4228 (tree_expand_cfg): Initialize/finalize locators.
4229 * expr.c (expand_expr_real): Update.
4230 * cfglayout.c (line_locators_locs, line_locators_lines,
4231 file_locators_locs, file_locators_files): Remove.
4232 (set_block_levels): Move to cfgexpand.c.
4233 (insn_locators_initialize): Remove.
4234 (pass_insn_locators_initialize): Remove.
4235 (locations_locators_locs, locations_locators_vals): New static vars.
4236 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4238 (insn_locators_alloc, insn_locators_finalize,
4239 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4241 (locator_location): New.
4242 (locator_line, locator_file): Rewrite.
4243 * rtl.h (emit_line_note): Kill.
4244 (insn_locators_alloc, insn_locators_finalize,
4245 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4247 * tree-inline.c (initialize_cfun): Do not initialize
4248 ib_boundaries_block.
4249 * passes.c (pass_insn_locators_initialize): Remove.
4251 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4253 * doc/invoke.texi: Removed leading '-' from option index entries.
4255 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4257 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4259 (create_phi_node): Use set_phi_nodes.
4260 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4261 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4262 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4263 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4264 (bsi_start, bsi_last): Use bb_stmt_list.
4265 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4266 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4267 Traverse the statements using tsi iterator.
4268 * basic-block.h (struct basic_block_def): Fields stmt_list
4269 and phi_nodes moved to ...
4270 (struct tree_bb_info): ... new structure.
4271 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4272 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4273 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4274 (tree_verify_flow_info): Verify that il.tree is not set for
4275 entry and exit block.
4276 (tree_split_block): Use set_bb_stmt_list.
4278 2007-04-23 Mike Stump <mrs@apple.com>
4280 * config/i386/i386.c (ix86_tune_features
4281 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4284 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4286 * config/i386/i386.md (prefix_extra): New attribute.
4287 (length): Add prefix_extra.
4289 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4290 (sse2_movntv2di): Likewise.
4291 (sse2_cvtps2dq): Likewise.
4292 (sse2_cvtpd2pi): Likewise.
4293 (sse2_cvttpd2pi): Likewise.
4294 (*sse2_cvtpd2ps): Likewise.
4295 (*add<mode>3): Likewise.
4296 (sse2_ssadd<mode>3): Likewise.
4297 (sse2_usadd<mode>3): Likewise.
4298 (*sub<mode>3): Likewise.
4299 (sse2_sssub<mode>3): Likewise.
4300 (sse2_ussub<mode>3): Likewise.
4301 (*mulv8hi3): Likewise.
4302 (*smulv8hi3_highpart): Likewise.
4303 (*umulv8hi3_highpart): Likewise.
4304 (sse2_umulv2siv2di3): Likewise.
4305 (sse2_pmaddwd): Likewise.
4306 (ashr<mode>3): Likewise.
4307 (lshr<mode>3): Likewise.
4308 (ashl<mode>3): Likewise.
4309 (sse2_ashlti3): Likewise.
4310 (sse2_lshrti3): Likewise.
4311 (*umaxv16qi3): Likewise.
4312 (*smaxv8hi3): Likewise.
4313 (*uminv16qi3): Likewise.
4314 (*sminv8hi3): Likewise.
4315 (sse2_eq<mode>3): Likewise.
4316 (sse2_gt<mode>3): Likewise.
4317 (*and<mode>3): Likewise.
4318 (sse2_nand<mode>3): Likewise.
4319 (*ior<mode>3): Likewise.
4320 (*xor<mode>3): Likewise.
4321 (sse2_packsswb): Likewise.
4322 (sse2_packssdw): Likewise.
4323 (sse2_packuswb): Likewise.
4324 (sse2_punpckhbw): Likewise.
4325 (sse2_punpcklbw): Likewise.
4326 (sse2_punpckhwd): Likewise.
4327 (sse2_punpcklwd): Likewise.
4328 (sse2_punpckhdq): Likewise.
4329 (sse2_punpckldq): Likewise.
4330 (sse2_punpckhqdq): Likewise.
4331 (sse2_punpcklqdq): Likewise.
4332 (*sse2_pinsrw): Likewise.
4333 (*sse2_pextrw): Likewise.
4334 (sse2_pshufd_1): Likewise.
4335 (sse2_uavgv16qi3): Likewise.
4336 (sse2_uavgv8hi3): Likewise.
4337 (sse2_psadbw): Likewise.
4338 (sse2_pmovmskb): Likewise.
4339 (*sse2_maskmovdqu): Likewise.
4340 (*sse2_maskmovdqu_rex64): Likewise.
4341 (sse4a_extrqi): Likewise.
4342 (sse4a_extrq): Likewise.
4343 (sse3_lddqu): Set prefix_rep.
4344 (sse3_addsubv4sf3): Likewise.
4345 (sse3_haddv4sf3): Likewise.
4346 (sse3_hsubv4sf3): Likewise.
4347 (sse_cvtss2si): Likewise.
4348 (sse_cvtss2si_2): Likewise.
4349 (sse_cvtss2siq): Likewise.
4350 (sse_cvtss2siq_2): Likewise.
4351 (sse_cvttss2si): Likewise.
4352 (sse_cvttss2siq): Likewise.
4353 (sse2_cvttps2dq): Likewise.
4354 (sse3_movshdup): Likewise.
4355 (sse3_movsldup): Likewise.
4356 (sse2_cvtsd2si): Likewise.
4357 (sse2_cvtsd2si_2): Likewise.
4358 (sse2_cvtsd2siq): Likewise.
4359 (sse2_cvtsd2siq_2): Likewise.
4360 (sse2_cvttsd2si): Likewise.
4361 (sse2_cvttsd2siq): Likewise.
4362 (*sse2_cvtpd2dq): Likewise.
4363 (*sse2_cvttpd2dq): Likewise.
4364 (sse2_pshuflw_1): Likewise.
4365 (sse2_pshufhw_1): Likewise.
4366 (sse4a_insertqi): Likewise.
4367 (sse4a_insertq): Likewise.
4368 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4369 (ssse3_phadddv4si3): Likewise.
4370 (ssse3_phaddswv8hi3): Likewise.
4371 (ssse3_phsubwv8hi3): Likewise.
4372 (ssse3_phsubdv4si3): Likewise.
4373 (ssse3_phsubswv8hi3): Likewise.
4374 (ssse3_pmaddubswv8hi3): Likewise.
4375 (ssse3_pmulhrswv8hi3): Likewise.
4376 (ssse3_pshufbv16qi3): Likewise.
4377 (ssse3_psign<mode>3): Likewise.
4378 (ssse3_palignrti): Likewise.
4379 (abs<mode>2): Likewise.
4380 (ssse3_phaddwv4hi3): Set prefix_extra.
4381 (ssse3_phadddv2si3): Likewise.
4382 (ssse3_phaddswv4hi3): Likewise.
4383 (ssse3_phsubwv4hi3): Likewise.
4384 (ssse3_phsubdv2si3): Likewise.
4385 (ssse3_phsubswv4hi3): Likewise.
4386 (ssse3_pmaddubswv4hi3): Likewise.
4387 (ssse3_pmulhrswv4hi3): Likewise.
4388 (ssse3_pshufbv8qi3): Likewise.
4389 (ssse3_psign<mode>3): Likewise.
4390 (ssse3_palignrdi): Likewise.
4391 (abs<mode>2): Likewise.
4392 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4393 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4394 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4396 2007-04-23 Nick Clifton <nickc@redhat.com>
4398 * params.def: Fix formatting of emacs local variables.
4400 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4403 move if inter-unit move isn't allowed.
4404 Don't split moving the first element of V2DI to DI to inter-unit
4405 move if inter-unit move isn't allowed.
4407 2007-04-23 Richard Guenther <rguenther@suse.de>
4409 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4410 and CDI_POST_DOMINATORS separately.
4412 2007-04-23 Nick Clifton <nickc@redhat.com>
4414 * c.opt (Wformat-contains-nul): Add warning attribute.
4416 2007-04-23 Jan Hubicka <jh@suse.cz>
4418 * function.c (init_function_start): Don't init line number info.
4419 (expand_function_end): Update.
4420 (reset_block_changes, record_block_change, finalize_block_changes,
4421 check_block_change, free_block_changes): Kill.
4422 * function.h (reset_block_changes, record_block_change,
4423 finalize_block_changes, check_block_change, free_block_changes): Remove
4425 (struct function): Remove ib_boundaries_block.
4426 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4427 Use curr_insn_locator to initialize locator.
4428 (emit_line_note): Remove.
4429 * cfgexpand.c (expand_gimple_cond_expr): Update.
4430 (construct_exit_block): Likewise.
4431 (tree_expand_cfg): Initialize/finalize locators.
4432 * expr.c (expand_expr_real): Update.
4433 * cfglayout.c (line_locators_locs, line_locators_lines,
4434 file_locators_locs, file_locators_files): Remove.
4435 (set_block_levels): Move to cfgexpand.c.
4436 (insn_locators_initialize): Remove.
4437 (pass_insn_locators_initialize): Remove.
4438 (locations_locators_locs, locations_locators_vals): New static vars.
4439 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4441 (insn_locators_alloc, insn_locators_finalize,
4442 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4444 (locator_location): New.
4445 (locator_line, locator_file): Rewrite.
4446 * rtl.h (emit_line_note): Kill.
4447 (insn_locators_alloc, insn_locators_finalize,
4448 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4450 * tree-inline.c (initialize_cfun): Do not initialize
4451 ib_boundaries_block.
4452 * passes.c (pass_insn_locators_initialize): Remove.
4454 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4457 * expr.c (reduce_to_bit_field_precision): Handle
4460 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4462 PR tree-optimization/24659
4463 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4464 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4465 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4466 * genopinit.c (optabs): Rename vec_pack_mod_optab
4467 to vec_pack_trunc_optab.
4468 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4469 early for scalar floating point operands for NOP_EXPR.
4470 (vectorizable_type_promotion): Ditto.
4471 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4472 vec_pack_trunc_optab.
4473 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4475 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4476 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4477 Rename from VEC_PACK_MOD_EXPR.
4478 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4479 * expr.c (expand_expr_real_1): Ditto.
4480 * tree-inline.c (estimate_num_insns_1): Ditto.
4481 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4483 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4484 (vec_unpacks_lo_v4sf): Ditto.
4485 (vec_pack_trunc_v2df): Ditto.
4486 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4487 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4488 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4490 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4492 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4494 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4495 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4496 packing of floating point operands.
4497 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4498 represent unpacking of floating point operands.
4499 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4500 [vec_unpacks_hi]: Ditto.
4501 [vec_unpacks_lo]: Ditto.
4503 2007-04-22 Jan Hubicka <jh@suse.cz>
4505 * final.c (rest_of_handle_final): Call
4506 targetm.asm_out.constructor/targetm.asm_out.destructor
4507 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4508 proper priority via decl_*_priority_insert.
4509 * c-common.c (c_expand_body): Likewise.
4511 2007-04-22 Richard Guenther <rguenther@suse.de>
4513 PR tree-optimization/29789
4514 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4515 (rewrite_reciprocal): New helper split out from
4516 determine_invariantness_stmt.
4517 (rewrite_bittest): Likewise.
4518 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4519 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4522 2007-04-22 Revital Eres <eres@il.ibm.com>
4524 * loop-unroll.c (var_to_expand): New field to support also
4525 insns of the form x = something + x.
4526 (analyze_insn_to_expand_var): Use it.
4527 (expand_var_during_unrolling): Likewise.
4529 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4531 * predict.c: Include pointer-set.h.
4532 (bb_predictions): New variable.
4533 (tree_predicted_by_p, tree_predict_edge,
4534 remove_predictions_associated_with_edge): Use bb_predictions map
4535 instead of bb->predictions.
4536 (clear_bb_predictions, assert_is_empty): New functions.
4537 (combine_predictions_for_bb): Use bb_predictions map. Call
4538 clear_bb_predictions.
4539 (tree_estimate_probability): Create and free bb_predictions map.
4540 * Makefile.in (predict.o): Add pointer-set.h dependency.
4541 * basic-block.h (struct basic_block_def): Remove predictions
4543 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4545 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4548 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4551 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4553 * timevar.c (timevar_print): Change reference of --disable-checking to
4554 --enable-checking=release. Also warn if assert checking is disabled.
4556 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4559 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4560 decl as addressable if the compound literal was marked as
4562 Mark the decl as a gimple register if it is a complex or
4563 vector decl and does not live in memory.
4565 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4567 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4568 (GENERIC_NEXT): New function macro.
4569 (PHI_CHAIN): Use phi_node's new chain variable.
4570 (tree_phi_node): Change tree_common to tree_base
4571 and add the chain field.
4572 * tree-phinodes.c (make_phi_node): Don't set
4573 TREE_TYPE on the new node.
4574 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4575 instead of checking GIMPLE_TUPLE_P in chain_next.
4576 * tree-vect-transform.c
4577 (get_initial_def_for_induction): Look at
4578 PHI_RESULT_TREE for the type of the phi node.
4579 (update_vuses_to_preheader): Use PHI_CHAIN
4580 instead of TREE_CHAIN on the phi node.
4581 * tree-ssa-structalias.c (compute_points_to_sets):
4583 (ipa_pta_execute): Likewise.
4585 2007-04-21 Richard Guenther <rguenther@suse.de>
4588 * fold-const.c (fold_unary): Call fold_convert_const on the
4591 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
4593 * gcse.c (store_killed_in_insn): Handle PARALLELs.
4594 (store_killed_in_pat): New.
4596 2007-04-20 Richard Henderson <rth@redhat.com>
4599 * config/i386/i386.c (type_has_variadic_args_p): Look for any
4600 TREE_LIST with a void_type_node value, not void_list_node exactly.
4602 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
4604 * doc/standards.texi: Re-arrange into language-specific
4605 subsections. Add a C++ section, documenting which standards we
4608 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4610 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
4611 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
4613 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4615 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4616 ecrti.o and crtbegin.o.
4617 (LIB_DEFAULT_SPEC): Include -lc.
4618 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4620 2007-04-20 Richard Henderson <rth@redhat.com>
4623 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4624 argument; update all callers.
4625 (get_unaligned_offset): New.
4626 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4627 get_unaligned_address, just pass on the address directly.
4628 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4629 the subreg in the helper patterns.
4630 (unaligned_extendqidi_le): Use get_unaligned_offset.
4631 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4632 (unaligned_extendhidi_be): Likewise.
4633 (unaligned_extendhidi): Tidy.
4634 * config/alpha/alpha-protos.h: Update.
4636 2007-04-20 Richard Henderson <rth@redhat.com>
4638 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4639 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4640 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4641 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4642 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4643 (CPP_SPEC): Don't include %(cpp_subtarget).
4644 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4645 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4646 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4648 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4650 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4651 for __builtin_ia32_cmpordss.
4653 PR tree-optimization/31632
4654 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4655 and arg1 for optimizations of comparison against min/max values.
4656 Fold arg0 to arg1's type for optimizations of comparison against
4657 min+1 and max-1 values.
4659 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4661 * reload.c (combine_reloads): When trying to use a dying register,
4662 check whether it's uninitialized and don't use if so.
4664 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4666 * fold-const.c: Remove prototypes for native_encode_expr and
4667 native_interpret_expr.
4668 (native_encode_expr): Make non-static.
4669 (native_interpret_expr): Likewise.
4670 * tree.h: Add prototypes for the above.
4672 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4674 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4675 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4676 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4677 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4678 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4679 Add length attributes.
4681 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4683 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4686 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4687 __STDC_WANT_DEC_FP__.
4689 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4691 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4692 for long double compatibility.
4693 * configure: Regenerate.
4695 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4697 PR rtl-optimization/29841
4698 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4700 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4701 that may cause control flow transfer from being moved.
4703 2007-04-18 Jan Hubicka <jh@suse.cz>
4705 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4708 2007-04-18 Eric Christopher <echristo@apple.com>
4710 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4711 only. Update operands.
4712 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4713 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4714 link register to pic register.
4716 2007-04-18 Dirk Mueller <dmueller@suse.de>
4719 * tree-vrp.c (search_for_addr_array): New.
4720 (check_array_bounds): Suppress warning about
4721 address taken of array refs if its not de-referenced.
4723 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4725 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4726 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4728 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4729 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4730 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4732 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4734 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4736 (vect_analyze_scalar_cycles): Fix indentation.
4737 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4738 (vect_mark_relevant): Include phis in relevance analysis.
4740 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4742 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4744 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4745 output_operand_lossage().
4747 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4749 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4750 the unused code for reduction without adjust-in-epilog to simplify the
4753 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4755 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4756 (S390_TDC_NEGATIVE_ZERO): New constant.
4757 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4758 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4759 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4760 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4761 (S390_TDC_POSITIVE_INFINITY): New constant.
4762 (S390_TDC_NEGATIVE_INFINITY): New constant.
4763 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4764 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4765 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4766 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4767 (S390_TDC_INFINITY): New constant.
4768 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4769 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4770 optimization for UNSPEC_CCZ_TO_INT.
4771 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4772 ("*ccz_to_int"): New insn.
4773 ("isinf<mode>2"): New insn.
4774 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4775 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4776 (UNSPEC_CCZ_TO_INT): New constant.
4778 2007-04-18 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/19431
4781 PR tree-optimization/21463
4782 * tree-pass.h (pass_phiprop): Declare.
4783 * passes.c (init_optimization_passes): New phiprop pass.
4784 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4785 (phivn_valid_p): New helper function.
4786 (phiprop_insert_phi): Likewise.
4787 (propagate_with_phi): Likewise.
4788 (tree_ssa_phiprop): New propagator propagating loads
4789 through phi nodes if profitable.
4791 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4793 * tree-vect-analyze.c (process_use): New function.
4794 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4795 Check phis in all bbs.
4796 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4799 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4801 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4804 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4807 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4810 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4812 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4814 (sse_vmmulv4sf3): Likewise.
4815 (sse2_vmaddv2df3): Likewise.
4816 (sse2_vmmulv2df3): Likewise.
4818 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4820 PR rtl-optimization/31360
4821 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4822 (target_reg_cost): New.
4823 (init_set_costs): Initialize target_reg_cost. Add comments
4824 regarding the rationale of the costs.
4825 (global_cost_for_size): Renamed to...
4826 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4827 of register pressure.
4828 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4829 estimate_reg_pressure_cost. Add number of ivs.
4830 (determine_set_costs): Dump target_reg_cost.
4831 * loop-invariant.c (gain_for_invariant): Use
4832 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4833 (best_gain_for_invariant, find_invariants_to_move): Remove
4835 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4836 (target_reg_cost): Declare.
4837 (global_cost_for_size): Declaration removed.
4838 (estimate_reg_pressure_cost): Declare.
4840 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4842 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4843 regnos into even/odd register pairs.
4844 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4845 TDmode similar to the other floating point modes.
4846 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4847 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4849 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4850 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4851 (movdd_hardfloat64): Use TARGET_MFPGPR.
4853 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4855 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4858 2005-01-05 Richard Henderson <rth@redhat.com>
4860 * reload1.c (do_input_reload): Restrict the optimization deleteing
4861 a previous output reload to RELOAD_FOR_INPUT.
4863 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4865 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4866 induc_vec_info_type.
4867 (vectorizable_induction): New function declaration.
4868 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4869 check if already vectorized. Find first place in BB where new stmts
4870 can be inserted. Takes only one argument.
4871 (vectorizable_induction): New function.
4872 (vect_transform_stmt): Add case for induc_vec_info_type to call
4873 vectorizable_induction.
4874 (vect_transform_loop): Consider phis for vectorization.
4875 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4877 (analyze_operations): Call vectorizable_induction when analyzing phis.
4879 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4880 (vect_mark_relevant): Include phis in relevance analysis.
4881 (vect_mark_stmts_to_be_vectorize): Likewise.
4882 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4884 2007-04-16 Lawrence Crowl <crowl@google.com>
4886 * doc/invoke.texi (Debugging Options): Add documentation for the
4887 -femit-struct-debug options -femit-struct-debug-baseonly,
4888 -femit-struct-debug-reduced, and
4889 -femit-struct-debug-detailed[=...].
4891 * c-opts.c (c_common_handle_option): Add
4892 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4893 and OPT_femit_struct_debug_detailed_.
4894 * c.opt: Add specifications for
4895 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4896 and -femit-struct-debug-detailed[=...].
4897 * opts.c (set_struct_debug_option): Parse the
4898 -femit-struct-debug-... options.
4899 * opts.c (matches_main_base, main_input_basename,
4900 main_input_baselength, base_of_path, matches_main_base): Add
4901 variables and functions to compare header base name to compilation
4903 * opts.c (should_emit_struct_debug): Add to determine to emit a
4904 structure based on the option.
4905 (dump_struct_debug) Also disabled function to debug this
4907 * opts.c (handle_options): Save the base name of the
4910 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4911 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4912 This hook indicates if a type is generic. Set it by default
4914 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4915 to determine if a struct type is generic or not.
4916 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4917 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4918 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4921 * flags.h (enum debug_info_usage): Add an enumeration to describe
4922 a program's use of a structure type.
4923 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4924 to indicate the program's usage of the type. Filter structs based
4925 on the -femit-struct-debug-... specification.
4926 (gen_type_die): Split into two routines, gen_type_die and
4927 gen_type_die_with_usage. gen_type_die is now a wrapper
4928 that assumes direct usage.
4929 (gen_type_die_with_usage): Replace calls to gen_type_die
4930 with gen_type_die_with_usage adding the program usage of
4931 the referenced type.
4932 (dwarf2out_imported_module_or_decl): Suppress struct debug
4933 information using should_emit_struct_debug when appropriate.
4935 2007-04-16 Ian Lance Taylor <iant@google.com>
4937 PR tree-optimization/31522
4938 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4939 (vrp_initialize): Allocate vr_phi_edge_counts.
4940 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4941 executable edge. Drop test for all constants.
4942 (vrp_finalize): Free vrp_phi_edge_counts.
4944 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4945 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4947 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4948 predecessors at head rather than tail.
4950 2007-04-16 Matthias Klose <doko@debian.org>
4952 * config/alpha/linux.h (CPP_SPEC): Define.
4953 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4955 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4957 * function.h: Remove sequence_stack extern declaration.
4959 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4961 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4963 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4966 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4968 * config/avr/avr.c (avr_arch_types): Rearranging array.
4969 (enum avr_arch): Add.
4970 (avr_mcu_types): Use avr_arch enumeration constants instead of
4972 * config/avr/avr.h (LINK_SPEC): Simplify.
4974 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4976 * config/m68k/m68k.c (m68k_libcall_value,
4977 m68k_function_value): Use macros for register names more.
4979 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4981 (M68K_REGNAME): Use A6_REG.
4982 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4984 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4987 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4988 'pending_read_list_length' and 'pending_write_list_length'. Update
4990 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4991 to handle two length counters instead of one. Update all uses.
4992 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4993 two length counters instead of one.
4994 * sched-rgn.c (propagate_deps): Update to handle two length counters
4997 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5000 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5001 copy of source, pass it to ix86_expand_vector_set and return
5004 2007-04-16 David Ung <davidu@mips.com>
5005 Joseph Myers <joseph@codesourcery.com>
5007 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5008 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5009 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5010 Add 74K processor information.
5011 * config/mips/mips.md: Include 74k.md.
5012 (cpu): Add 74kc,74kf,74kx.
5013 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5014 * config/mips/74k.md: New.
5015 * doc/invoke.texi (MIPS Options): Document 74K support.
5017 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5019 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5020 vectorizable_* functions.
5021 * tree-vect-transform.c (vectorizable_call): Add check for
5022 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5023 (vectorizable_store): likewise.
5024 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5026 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5027 (vectorizable_type_promotion, vectorizable_load): Likewise.
5028 (vectorizable_live_operation, vectorizable_condition): Likewise.
5029 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5031 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5033 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5035 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5036 register numbers more.
5037 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5038 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5039 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5040 FUNCTION_VALUE_REGNO_P): Likewise.
5041 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5042 STATIC_CHAIN_REGNUM): Likewise.
5043 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5044 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5045 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5046 * config/m68k/m68k.md (FP_REG): New.
5048 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5050 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5053 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5055 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5056 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5059 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5061 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5064 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5067 * c-decl.c (finish_decl): Grab the type of the decl after the call
5068 to store_init_value.
5070 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5072 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5074 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5077 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5078 post dominators and cleanup cfg before returning.
5080 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5082 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5083 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5085 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5087 * config.gcc: Recognize fido.
5088 * config/m68k/m68k-devices.def (fidoa): New.
5089 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5091 (FL_FIDOA, TARGET_FIDOA): New.
5092 * config/m68k/m68k.opt (mfidoa): New.
5094 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5097 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5098 when a personality function is used.
5100 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5102 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5104 2007-04-13 Mike Stump <mrs@apple.com>
5106 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5108 * config/darwin.opt (fapple-kext): Make C++ only.
5109 * config/darwin.c (darwin_override_options): Remove code to ensure
5110 -fapple-kext is given for C++ only.
5112 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5114 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5115 * config/mips/mips.c (override_options): Call
5116 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5118 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5120 * config/i386/i386.opt (msvr3-shlib): Removed.
5122 * doc/invoke.texi: Remove -msvr3-shlib.
5124 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5126 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5127 with "popcnt" instruction.
5129 2007-04-13 Richard Guenther <rguenther@suse.de>
5131 PR tree-optimization/21258
5132 * tree-vrp.c (compare_case_labels): New helper.
5133 (find_switch_asserts): New function.
5134 (find_assert_locations): Call it for SWITCH_EXPRs.
5136 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5139 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5140 check is now implied in X87_FLOAT_MODE_P.
5141 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5142 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5143 (fix_trunc<mode>_i386_fisttp): Ditto.
5144 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5145 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5146 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5147 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5148 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5149 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5150 (unnamed_splitters): Ditto.
5151 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5152 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5153 FIRST_SSE_REG for local functions when SSE math is enabled or
5154 for functions with sseregparm attribute.
5155 (standard_80387_constant_p): Return -1 if mode is not
5157 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5158 (ix86_expand_compare): Ditto.
5159 (ix86_expand_carry_flag_compare): Ditto.
5160 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5161 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5162 DECIMAL_FLOAT_MODE_P.
5163 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5164 of SCALAR_FLOAT_MODE_P.
5165 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5166 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5167 checks before FLOAT_MODE_P.
5168 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5169 before FLOAT_MODE_P.
5174 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5176 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5177 Charles Wilson <libtool@cwilson.fastmail.fm>
5179 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5180 (libgcc.mvars): Don't depend on them.
5181 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5182 * exec-tool.in: New.
5184 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5186 * doc/invoke.text (--help): Document --help=common.
5188 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5190 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5192 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5194 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5195 * genemit.c (main): Emit #include "integrate.h".
5196 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5197 (LOADGP_RTP): New mips_loadgp_style.
5198 * config/mips/mips.h: Include config/vxworks-dummy.h.
5199 (TARGET_RTP_PIC): New macro.
5200 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5201 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5202 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5204 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5205 -mvxworks-pic when using -mrtp and a PIC option.
5206 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5208 (mips_symbolic_constant_p, mips_symbolic_address_p)
5209 (mips_symbol_insns): Handle SYMBOL_HALF.
5210 (override_options): Warn about -G and -mrtp being used together.
5211 Initialize mips_lo_relocs[SYMBOL_HALF].
5212 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5213 (mips_emit_loadgp): Handle LOADGP_RTP.
5214 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5215 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5216 (tablejump): Handle function-relative case table entries if
5218 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5220 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5222 * config/mips/mips.md (load_call<mode>): Allow any general register.
5224 (sibcall_value_internal, sibcall_value_multiple_internal)
5225 (call_value_internal, call_value_split, call_value_multiple_internal)
5226 (call_value_multiple_split): Remove constraints from operand 0.
5228 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5230 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5231 rather than loadgp_noshared.
5232 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5233 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5235 * config/mips/mips.md (loadgp): Rename to...
5236 (loadgp_newabi): ...this.
5237 (loadgp_noshared): Rename to...
5238 (loadgp_absolute): ...this.
5240 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5242 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5243 false for locally-binding symbols.
5244 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5246 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5248 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5249 (SYMBOL_GOT_PAGE_OFST): ...this.
5250 (SYMBOL_GOT_GLOBAL): Rename to...
5251 (SYMBOL_GOT_DISP): ...this.
5252 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5253 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5254 * config/mips/mips.c (mips_global_symbol_p): New function.
5255 (mips_symbol_binds_local_p): Likewise.
5256 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5257 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5258 and mips_symbol_binds_local_p.
5259 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5260 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5261 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5263 (mips_ok_for_lazy_binding_p): New function.
5264 (mips_load_call_address, mips_expand_call): Use it.
5265 (mips_dangerous_for_la25_p): Likewise.
5266 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5267 (*got_disp<mode>): Use got_disp_operand instead of
5268 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5269 SYMBOL_GOTOFF_GLOBAL.
5270 (*got_page<mode>): Use got_page_ofst_operand instead of
5272 * config/mips/predicates.md (const_call_insn_operand): Use
5273 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5274 (global_got_operand): Rename to...
5275 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5277 (local_got_operand): Rename to...
5278 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5279 of SYMBOL_GOT_LOCAL.
5281 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5283 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5284 TARGET_CALL_CLOBBERED_GP.
5285 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5286 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5287 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5288 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5289 of TARGET_ABICALLS && !TARGET_NEWABI.
5290 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5291 * config/mips/mips.c (mips_load_call_address): Check
5292 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5293 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5294 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5295 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5296 TARGET_ABICALLS && TARGET_NEWABI.
5297 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5299 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5300 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5301 TARGET_ABICALLS && TARGET_NEWABI.
5302 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5303 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5304 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5305 whether indirect calls must use $25.
5306 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5308 * config/mips/mips.md (jal_macro): Check flag_pic and
5309 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5310 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5311 instead of TARGET_ABICALLS.
5312 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5313 TARGET_ABICALLS && TARGET_OLDABI.
5314 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5315 (sibcall): In the comment above the define_insn, mention
5316 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5317 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5318 instead of TARGET_ABICALLS.
5320 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5322 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5323 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5324 (MACFLAGS_MATCH_P): New macro.
5325 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5326 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5327 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5328 the other MACFLAG constants.
5329 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5330 (flag_machi): Tighten constraints. Renumber some of the operands.
5331 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5333 (flag_machi_parts_acconly): New pattern.
5334 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5336 (flag_macinit1hi): Tighten constraints.
5337 (flag_mul_macv2hi_parts_acconly): New pattern.
5339 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5340 Use a more efficient implementation.
5341 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5342 inline sequences when not optimizing for size.
5344 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5345 movhi_high2low): Delete, merge functionality into...
5346 (packv2hi): ... this pattern.
5348 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5349 * config/bfin/bfin.opt (msim): New option.
5350 (mcpu=): New option.
5351 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5352 (bfin_cpu_t): Typedef of enum bfin_cpu.
5353 (bfin_cpu_type): New declaration.
5354 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5355 -msim and -mcpu= options.
5356 (LIB_SPEC): Likewise.
5357 * config/bfin/bfin.c (bfin_cpu_type): Define.
5358 (bfin_handle_option): Handle -mcpu= option.
5359 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5360 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5361 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5363 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5365 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5366 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5367 (powerpc-wrs-vxworksae): Use ${tm_file}.
5368 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5369 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5370 * config/i386/vx-common.h: New file.
5372 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5374 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5377 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5379 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5382 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5386 * c-common.c (c_build_qualified_type): Set canonical type
5389 2007-04-12 Richard Guenther <rguenther@suse.de>
5391 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5392 lower bound and element size if lower bound is not zero
5393 or either of the ARRAY_REF operands is set.
5395 2007-04-12 Richard Guenther <rguenther@suse.de>
5397 PR tree-optimization/24689
5398 PR tree-optimization/31307
5399 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5401 * gimplify.c (canonicalize_addr_expr): To be consistent with
5402 gimplify_compound_lval only set operands two and three of
5403 ARRAY_REFs if they are not gimple_min_invariant. This makes
5404 it never at this place.
5405 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5407 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5409 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5410 null before emitting a .nsubspa directive.
5412 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5414 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5415 need_to_partition_p if there are no memory statements in the
5418 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5420 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5421 (gcd_of_steps_may_divide_p): New function.
5422 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5424 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5426 * reload.c (find_reloads_toplev, find_reloads_address,
5427 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5428 not a pointer equality test, to decide if we need to call
5429 push_reg_equiv_alt_mem.
5431 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5433 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5434 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5435 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5437 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5439 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5440 vector to be positive.
5442 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5446 * doc/invoke.texi: Document --params max-aliased-vops and
5448 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5449 debug_memory_partitions): Move to tree-flow.h
5450 * params.h (AVG_ALIASED_VOPS): Define.
5451 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5453 (mp_info_t): Likewise.
5454 (get_mem_sym_stats_for): New.
5455 (set_memory_partition): Move from tree-flow-inline.h.
5456 (mark_non_addressable): Only clear the set of symbols for the
5457 partition if it exists.
5458 (dump_memory_partitions): Move from tree-ssa-operands.c
5459 (debug_memory_partitions): Likewise.
5460 (need_to_partition_p): New.
5461 (dump_mem_ref_stats): New.
5462 (debug_mem_ref_stats): New.
5463 (dump_mem_sym_stats): New.
5464 (debug_mem_sym_stats): New.
5465 (update_mem_sym_stats_from_stmt): New.
5466 (compare_mp_info_entries): New.
5467 (mp_info_cmp): Call it.
5468 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5470 (get_mpt_for): Move from tree-ssa-operands.c.
5471 (find_partition_for): New.
5472 (create_partition_for): Remove.
5473 (estimate_vop_reduction): New.
5474 (update_reference_counts): New.
5475 (build_mp_info): New.
5476 (compute_memory_partitions): Refactor.
5477 Document new heuristic.
5478 Call build_mp_info, update_reference_counts,
5479 find_partition_for and estimate_vop_reduction.
5480 (compute_may_aliases): Populate virtual operands before
5481 calling debugging dumps.
5482 (delete_mem_sym_stats): New.
5483 (delete_mem_ref_stats): New.
5484 (init_mem_ref_stats): New.
5485 (init_alias_info): Call it.
5486 (maybe_create_global_var): Remove alias_info argument.
5487 Get number of call sites and number of pure/const call sites
5488 from gimple_mem_ref_stats().
5489 (dump_alias_info): Call dump_memory_partitions first.
5490 (dump_points_to_info_for): Show how many times a pointer has
5492 * opts.c (decode_options): For -O2 set --param
5493 max-aliased-vops to 500.
5494 For -O3 set --param max-aliased-vops to 1000 and --param
5495 avg-aliased-vops to 3.
5496 * fortran/options.c (gfc_init_options): Remove assignment to
5498 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5499 * tree-dfa.c (dump_variable): Dump memory reference
5501 Dump NO_ALIAS* settings.
5502 (referenced_var_lookup): Tidy.
5503 (mem_sym_stats): New.
5504 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5505 and ORIG are different SSA names for a memory partition.
5506 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5507 * tree-flow.h (struct mem_sym_stats_d): Define.
5508 (mem_sym_stats_t): Define.
5509 (struct mem_ref_stats_d): Define.
5510 (struct gimple_df): Add field mem_ref_stats.
5511 (enum noalias_state): Define.
5512 (struct var_ann_d): Add bitfield noalias_state.
5513 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5514 debug_mem_ref_stats, debug_memory_partitions,
5515 debug_mem_sym_stats): Declare.
5516 * tree-ssa-structalias.c (update_alias_info): Update call
5517 sites, pure/const call sites and asm sites in structure
5518 returned by gimple_mem_ref_stats.
5519 Remove local variable IS_POTENTIAL_DEREF.
5520 Increase NUM_DEREFS if the memory expression is a potential
5522 Call update_mem_sym_stats_from_stmt.
5523 If the memory references memory, call
5524 update_mem_sym_stats_from_stmt for all the direct memory
5525 symbol references found.
5526 (intra_create_variable_infos): Set noalias_state field for
5527 pointer arguments according to the value of
5528 flag_argument_noalias.
5529 * tree-ssa-structalias.h (struct alias_info): Remove fields
5530 num_calls_found and num_pure_const_calls_found.
5531 (update_mem_sym_stats_from_stmt): Declare.
5532 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5533 Set default value to 100.
5534 (PARAM_AVG_ALIASED_VOPS): Define.
5536 2007-04-11 Richard Guenther <rguenther@suse.de>
5539 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5540 a * -b + c as c - a * b if we honor sign dependent rounding.
5542 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5544 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5546 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5547 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5549 (initialize_trampoline): Don't use old-style function definition.
5550 (bfin_secondary_reload): Mark IN_P argument as unused.
5552 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5554 PR tree-optimization/31343
5555 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5556 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5557 * testsuite/gcc.dg/vect/pr31343.c: New.
5559 2007-04-10 Eric Christopher <echristo@apple.com>
5561 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5562 * config/i386/i386.md (*cmpfp0): Use.
5563 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5564 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5565 (fix_trunc<mode>_i386_fisttp): Ditto.
5566 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5567 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5568 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5569 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5570 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5571 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5572 (unnamed_splitters): Ditto.
5573 * config/i386/i386.c (output_fix_trunc): Assert that
5574 we're not being passed a TFmode operand.
5576 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5578 PR tree-optimization/31526
5579 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5580 n_basic_blocks to find newly added blocks.
5582 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5584 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5586 (fix_trunc<mode>si_sse): Ditto.
5587 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
5588 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
5589 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
5590 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
5591 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
5592 expander using SSEMODEF mode macro.
5593 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
5594 expander using SSEMODEF mode macro.
5595 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
5596 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
5597 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
5598 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
5599 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
5600 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
5601 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
5602 Macroize insn using X87MODEF mode macro.
5604 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
5606 * config/i386/sse.md (sse2_pinsrw): Removed.
5607 (sse2_pextrw): Renamed to ...
5608 (*sse2_pextrw): This.
5610 2007-04-09 Jan Hubicka <jh@suse.cz>
5613 * config/i386/sse.md
5614 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5615 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5616 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5617 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5619 2007-04-09 Jan Hubicka <jh@suse.cz>
5621 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5622 multiple fields of union.
5624 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5626 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5627 (create_preheaders): Check that loops are available.
5628 (fix_loop_structure): Clean up, improve comments.
5629 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5630 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5632 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5633 * predict.c (tree_estimate_probability): Do not call
5634 calculate_dominance_info. Call create_preheaders.
5635 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5636 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5638 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5639 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5640 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5641 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5644 2007-04-08 Jan Hubicka <jh@suse.cz>
5646 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5647 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5648 * fold-const.c (fold_unary): Use it.
5650 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5652 * varasm.c (assemble_variable): Remove call to
5653 lang_hooks.decls.prepare_assemble_variable.
5654 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5655 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5656 * langhooks.h (lang_hooks_for_decls): Remove
5657 prepare_assemble_variable.
5659 2007-04-08 Mike Stump <mrs@apple.com>
5661 * config/i386/i386.c: Use inc/dec on Core2.
5663 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5665 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5666 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5667 lhd_tree_inlining_end_inlining): Remove.
5668 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5669 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5671 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5672 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5673 lhd_tree_inlining_end_inlining): Remove prototypes.
5674 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5675 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5676 LANG_HOOKS_TREE_INLINING_START_INLINING,
5677 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5679 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5682 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5685 * config/avr/predicates.md (io_address_operand): Delete predicate.
5686 (low_io_address_operand): Don't use 'mode' argument.
5687 (higth_io_address_operand): Rename ...
5688 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5689 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5692 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5694 Revert change removing staticp.
5696 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5699 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5702 2007-04-07 Bruce Korb <bkorb@gnu.org>
5704 * c.opt: Add -Wformat-contains-nul.
5705 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5707 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5708 the NUL byte warning.
5710 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5712 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5714 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5716 * tree.c (staticp): No longer use staticp langhook.
5717 * langhooks.c (lhd_staticp): Removed.
5718 * langhooks.h (struct lang_hooks): Remove staticp.
5719 * c-common.c (c_staticp): Remove.
5720 * c-common.h (c_staticp): Ditto.
5721 * langhooks-defs.h (lhd_staticp): Ditto.
5722 (LHD_HOOKS_STATICP): Ditto
5723 * tree.h (gcc_assert_lowered): New macro.
5725 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5727 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5728 argument "reliable".
5729 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5730 Add argument "reliable". Propagate it through calls.
5731 (infer_loop_bounds_from_undefined): Derive number of iterations
5732 estimates from references in blocks that do not dominate loop latch.
5733 (gcov_type_to_double_int): New function.
5734 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5735 and expected_loop_iterations_unbounded.
5736 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5737 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5738 * tree-data-ref.c (estimated_loop_iterations): Export.
5739 (get_references_in_stmt): Fix -- do not return addresses of local
5741 * cfgloop.h (expected_loop_iterations_unbounded,
5742 estimated_loop_iterations): Declare.
5744 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5746 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5748 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5750 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5751 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5752 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5753 Use output_387_reg_move().
5754 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5755 expander using X87MODEF12 mode macro.
5756 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5757 choosing register preferences. Use output_387_reg_move().
5758 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5759 instead of "x". Use output_387_reg_move().
5760 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5761 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5762 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5763 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5764 Use output_387_reg_move().
5765 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5767 (*truncxf?f_i387 splitter): Ditto.
5769 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5771 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5772 LANG_HOOKS_SAFE_FROM_P.
5773 * expr.c (safe_from_p): Remove langhook call.
5774 * langhooks.h (lang_hooks): Remove safe_from_p.
5775 (lhd_safe_from_p): Remove prototype.
5776 * langhooks.c (lhd_safe_from_p): Remove.
5778 2007-04-06 Jan Hubicka <jh@suse.cz>
5780 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5783 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5785 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5786 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5787 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5788 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5790 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5791 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5793 2007-04-05 Richard Henderson <rth@redhat.com>
5795 * config/alpha/alpha.c (print_operand) [+]: Remove.
5796 (alpha_end_function): Print nop if call at end of function.
5797 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5798 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5799 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5800 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5801 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5802 the call pattern. Update peepholes to match.
5804 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5806 * doc/extend.texi (Other Builtins): Add decimal float variants
5808 * builtins.def: Ditto.
5809 * builtins.c (expand_builtin): Ditto.
5811 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5812 H.J. Lu <hongjiu.lu@intel.com>
5815 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5816 of V8HImode when calling ix86_binary_operator_ok.
5817 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5818 (sdot_prodv8hi): Operands 1 and 2 must be register.
5820 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5822 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5823 initialize align to silence bogus warning.
5825 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5828 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5830 (struct sra_walk_fns): Remove use_all parameter from use.
5831 (sra_hash_tree): Handle BIT_FIELD_REFs.
5832 (sra_elt_hash): Don't hash bitfld blocks.
5833 (sra_elt_eq): Skip them in parent compares as well. Handle
5835 (sra_walk_expr): Don't maintain or pass down use_all_p.
5836 (scan_use): Remove use_all parameter.
5837 (scalarize_use): Likewise. Re-expand assignment to
5838 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5839 output, and re-scalarize after output. Don't mark anything
5841 (scalarize_ldst): Adjust.
5842 (scalarize_walk_gimple_modify_statement): Likewise.
5843 (build_element_name_1): Handle BIT_FIELD_REFs.
5844 (instantiate_element): Don't warn for any element whose parent
5846 (instantiate_missing_elements_1): Return the sra_elt.
5847 (canon_type_for_field): New.
5848 (try_instantiate_multiple_fields): New.
5849 (instantiate_missing_elemnts): Use them.
5850 (mark_no_warning): Removed.
5851 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5852 (REPLDUP, sra_build_elt_assignment): New.
5853 (generate_copy_inout): Use them.
5854 (generate_element_copy): Likewise. Handle bitfld differences.
5855 (generate_element_zero): Don't recurse for blocks. Use
5856 sra_build_elt_assignment.
5857 (generate_one_element_int): Take elt instead of var. Use
5858 sra_build_elt_assignment.
5859 (generate_element_init_1): Adjust.
5860 (scalarize_use, scalarize_copy): Use REPLDUP.
5861 (scalarize_ldst): Move assert before dereference.
5862 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5864 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5866 * regmove.c: Fix unused variable warnings due to previous commit.
5868 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5870 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5871 (regmove_bb_head): Remove.
5872 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5873 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5874 problems with fixup_match_1.
5875 Don't initialize/free regmove_bb_head.
5877 (reg_is_remote_constant_p): If an insn is in the same basic block
5878 but not before INSN, consider it remote, too.
5880 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5883 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5884 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5886 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5888 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5889 (CONDITIONAL_REGISTER_USAGE): Likewise.
5891 2007-04-04 Richard Henderson <rth@redhat.com>
5893 * config/alpha/lib1funcs.asm: Remove unused file.
5895 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5898 * opts.c (print_specific_help): Fix --help=<language>
5900 (common_handle_option): Support --help=common.
5902 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5905 * gcc.c (main): Do not run the linker if
5906 print_subprocess_help indicates that it shouldn't be
5909 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5912 * doc/invoke.texi (--help=): Document <languages> value, fix
5913 formatting in tables of values.
5915 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5917 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5918 dllimport attribute of virtual methods.
5920 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5922 * config/score/crti.asm: Change _bss_start to __bss_start.
5923 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5924 (OUTGOING_REG_PARM_STACK_SPACE) update.
5925 * config/score/score.opt: add options to make backend support
5926 score5, score5u, score7 and score7d.
5927 * config/score/score.md: Likewise.
5928 * config/score/misc.md: Likewise.
5929 * config/score/mac.md: Likewise.
5930 * doc/invoke.texi: Likewise.
5931 * doc/md.texi: update constraints define.
5933 2007-04-03 Richard Henderson <rth@redhat.com>
5935 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5936 an appropriate type, use the mode instead.
5938 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5940 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5941 Set the default --with-arch setting to mips2.
5942 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5943 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5944 (MULTILIB_OSDIRNAMES): Delete.
5945 (MULTILIB_DIRNAMES): Define.
5946 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5947 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5948 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5949 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5950 VXWORKS_OS_CPP_BUILTINS.
5951 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5952 (MIPS_DEBUGGING_INFO): Undefine.
5953 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5955 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5958 * fold-const.c (native_encode_real): Encode real.c provided longs
5959 as a series of 32-bit native integers.
5960 (native_interpret_real): Interpret buffer as a series of 32-bit
5963 2007-04-03 Richard Guenther <rguenther@suse.de>
5965 * genpreds.c (write_insn_constraint_len): Write function
5966 optimized for CONSTRAINT_LEN implementation.
5967 (write_tm_preds_h): Output insn_constraint_len inline and
5968 use it for CONSTRAINT_LEN.
5969 (write_insn_preds_c): Don't output insn_constraint_len.
5970 * doc/md.texi (define_register_constraint): Document multi-letter
5971 constraints shall have the same length if they start with the same
5974 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/i386.md (isinf<mode>2): Expand only when
5978 TARGET_C99_FUNCTIONS is set.
5980 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5982 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5983 (x86_64-*-linux*): Ditto.
5984 * config/i386/i386.opt (mpc): New option.
5985 * config/i386/i386.c (overrride_options): Handle
5986 ix87_precision_string.
5987 * config/i386/crtprec.c: New file.
5988 * config/i386/t-crtpc: Ditto.
5989 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5991 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5992 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5993 crtprec32.o, crtprec64.o and crtprec80.o.
5995 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5997 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5999 2007-04-02 Eric Christopher <echristo@apple.com>
6001 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6002 limitations on darwin.
6004 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6007 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6009 2007-04-02 Dave Korn <dave.korn@artimi.com>
6011 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6013 2007-04-02 Dave Korn <dave.korn@artimi.com>
6015 * libgcc2.h (exception_descriptor): Don't forward-declare.
6016 (__get_eh_table_language, __get_eh_table_version): Delete
6017 prototypes of long-dead functions.
6019 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6021 * ebitmap.h: New file
6022 * ebitmap.c: New file
6023 * Makefile.in (ebitmap.o): New target.
6025 2007-04-01 Jan Hubicka <jh@suse.cz>
6027 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6028 before very first instruction.
6030 2007-04-01 Jan Hubicka <jh@suse.cz>
6032 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6033 waring on 64bit hosts.
6034 * bitmap.h: Fix typo in bitmap_head_def.
6036 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6038 PR rtl-optimization/31391
6039 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6040 into a DELETED_LABEL note, and the label is in an empty basic
6041 block, update BB_END as well as BB_HEAD.
6043 2007-04-01 Richard Henderson <rth@redhat.com>
6045 PR tree-optimization/31169
6046 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6047 to varying if the range is outside [0, prec-1].
6049 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6052 * config/mips/mips.md (load_const_gp): New insn.
6053 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6054 the MIPS16 GP pseudo register if no_new_pseudos.
6055 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6057 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6060 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6062 (call_value): Likewise.
6064 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6065 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6068 * doc/invoke.texi: (optimization options): Reword description
6069 of -ffast-math. Document its primary purpose.
6071 2007-03-31 Richard Guenther <rguenther@suse.de>
6073 * omp-low.c (splay-tree.h): Include.
6074 (lookup_decl): Replace splay-tree usage by pointer-map.
6075 (maybe_lookup_decl): Likewise.
6076 (new_omp_context): Likewise.
6077 (delete_omp_context): Likewise.
6078 * gimplify.c (splay-tree.h): Include.
6079 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6081 (remap_ssa_name): Likewise.
6082 (remap_decl): Likewise.
6083 (remap_type_1): Likewise.
6084 (remap_type): Likewise.
6085 (copy_body_r): Likewise.
6086 (expand_call_inline): Likewise.
6087 (clone_body): Likewise.
6088 (copy_tree_r): Likewise.
6089 (remap_save_expr): Likewise.
6090 (unsave_r): Likewise.
6091 (unsave_expr_now): Likewise.
6092 (tree_function_versioning): Likewise.
6093 (build_duplicate_type): Likewise.
6094 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6095 (struct copy_body_data): Replace splay-tree by pointer-map.
6096 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6097 not $(SPLAY_TREE_H).
6098 (gimplify.o): Depend on $(SPLAY_TREE_H).
6099 (omp-low.p): Likewise.
6101 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6103 * config/avr/predicates.md (even_register_operand,
6104 odd_register_operand): New predicates.
6105 * config/avr/avr.md (movw peephole2): New.
6106 (movw_r peephole2): New.
6108 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6110 * tree.h (get_signed_or_unsigned_type): New.
6111 * fold-const.c (operand_equal_for_comparison_p): Use
6112 get_signed_or_unsigned_type instead of
6113 lang_hooks.types.signed_or_unsigned_type.
6114 * expr.c (store_expr): Ditto.
6115 * langhooks.c (get_signed_or_unsigned_type): New.
6116 (lhd_signed_or_unsigned_type): New.
6117 * langhooks.h (lhd_signed_or_unsigned_type): New.
6118 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6120 2007-03-30 Richard Henderson <rth@redhat.com>
6122 * tree-ssa-loop-ivopts.c: Include target.h.
6123 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6124 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6125 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6126 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6128 2007-03-30 Richard Henderson <rth@redhat.com>
6129 Kai Tietz <kai.tietz@onevision.com>
6131 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6133 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6134 (TARGET_64BIT_MS_ABI): New.
6135 (DBX_REGISTER_NUMBER): Handle 64-bit.
6136 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6137 (LONG_TYPE_SIZE): Force to 32.
6138 (REG_PARM_STACK_SPACE): New.
6139 (OUTGOING_REG_PARM_STACK_SPACE): New.
6140 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6141 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6142 (STACK_BOUNDARY): Use 128 for 64-bit.
6143 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6144 Add 64-bit implementation.
6145 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6147 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6148 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6149 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6150 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6151 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6152 TARGET_64BIT_MS_ABI.
6153 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6154 (ix86_pass_by_reference): Likewise.
6155 (ix86_function_value_regno_p): Likewise.
6156 (ix86_build_builtin_va_list): Likewise.
6157 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6158 (function_arg_advance_ms_64): New.
6159 (function_arg_advance): Call it.
6160 (function_arg_ms_64): New.
6161 (function_arg): Call it.
6162 (function_value_ms_64): New.
6163 (ix86_function_value_1): Call it.
6164 (return_in_memory_ms_64): New.
6165 (ix86_return_in_memory): Call it.
6166 (setup_incoming_varargs_ms_64): New.
6167 (ix86_setup_incoming_varargs): Call it.
6168 (ix86_expand_prologue): Handle 64-bit stack probing.
6169 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6170 (output_pic_addr_const): Likewise.
6171 (x86_this_parameter): Likewise.
6172 (x86_output_mi_thunk): Likewise.
6173 (x86_function_profiler): Likewise.
6174 (TARGET_STRICT_ARGUMENT_NAMING): New.
6175 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6176 (TARGET_64BIT_MS_ABI): New.
6177 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6178 * config/i386/i386.md (allocate_stack_worker): Remove.
6179 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6180 describe the clobber of eax without a match_scratch.
6181 (allocate_stack_worker_postreload): Remove.
6182 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6183 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6184 (allocate_stack_worker_rex64_postreload): Remove.
6185 (allocate_stack): Handle 64-bit.
6186 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6187 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6188 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6189 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6190 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6191 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6192 * config.build (x86_64-*-mingw*): New host.
6193 * config.host (x86_64-*-mingw*): New host.
6194 * config.gcc (x86_64-*-mingw*): New target.
6195 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6197 2007-03-30 Richard Henderson <rth@redhat.com>
6198 Kai Tietz <kai.tietz@onevision.com>
6200 * c-pragma.c (struct def_pragma_macro_value): New.
6201 (struct def_pragma_macro): New.
6202 (pushed_macro_table): New.
6203 (dpm_hash, dpm_eq): New.
6204 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6205 (init_pragma): Install them.
6206 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6208 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6210 * config/avr/avr.c (avr_override_options): Clear
6211 'flag_delete_null_pointer_checks'.
6213 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6216 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6217 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6218 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6219 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6220 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6221 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6222 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6224 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6226 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6228 * regmove.c: Move all of pass_stack_adjustments from here...
6229 * combine-stack-adj.c: ...to this new file.
6230 * Makefile.in: Add rules for combine-stack-adj.o.
6232 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6234 PR tree-optimization/31383
6235 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6236 to have the same length.
6238 2007-03-30 Jan Hubicka <jh@suse.cz>
6241 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6242 availablility; add more sanity checking; ask varpool only about
6245 2007-03-29 Richard Henderson <rth@redhat.com>
6247 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6248 to decide, but __SIZEOF_LONG_LONG__.
6250 2007-03-29 Richard Henderson <rth@redhat.com>
6252 * emutls.c (struct __emutls_array): New.
6253 (emutls_destroy): Use it instead of casting element 0 from void*.
6254 (__emutls_get_address): Likewise.
6256 2007-03-29 Richard Henderson <rth@redhat.com>
6258 * varasm.c (initializer_constant_valid_p): Don't deny
6259 DECL_DLLIMPORT_P on functions.
6261 * config/i386/cygming.h: Remove function declarations.
6262 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6263 (ASM_OUTPUT_LABELREF): Remove.
6264 (COMMON_ASM_OP): Remove.
6265 (ASM_OUTPUT_COMMON): Remove.
6266 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6267 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6268 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6269 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6270 Rename from TARGET_ENCODE_SECTION_INFO.
6271 * config/i386/netware.h: Likewise.
6272 * config/i386/i386-protos.h: Update.
6273 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6274 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6275 (legitimate_constant_p): Reject dllimports.
6276 (dllimport_map, get_dllimport_decl): New.
6277 (legitimize_dllimport_symbol): New.
6278 (legitimize_address, ix86_expand_move): Use it.
6279 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6280 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6281 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6282 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6283 * config/i386/predicates.md (constant_call_address_operand): Only
6284 accept symbols; reject dllimport_p symbols.
6285 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6286 i386_pe_maybe_record_exported_symbol.
6287 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6288 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6289 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6290 trust the setting of DECL_DLLIMPORT_P.
6291 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6292 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6293 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6294 tidy the argument scanning loop.
6295 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6296 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6297 (i386_pe_strip_name_encoding): Remove.
6298 (i386_pe_binds_local_p): New.
6299 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6300 (i386_pe_output_labelref): Remove.
6301 (i386_pe_asm_output_aligned_decl_common): New.
6302 (i386_pe_maybe_record_exported_symbol): Rename from
6303 i386_pe_record_exported_symbol; check for dllexported symbols.
6305 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6307 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6308 add comment explaining why vsnprintf cannot be used.
6310 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6312 PR tree-optimization/30666
6313 * tree.c (build_complex_type): When creating type names for DWARF2
6314 debug info, create TYPE_DECLs for TYPE_NAME instead of
6316 (build_common_tree_nodes_2): Use build_complex_type when building
6317 predefined complex types, to preserve canonical types.
6319 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6321 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6322 (noce_get_alt_condition): Look at it to determine whether to
6323 reverse the condition or not.
6324 (noce_get_condition): Substitute the truth for lies.
6325 (noce_find_if_block): Set the then_else_reversed field.
6327 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6329 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6330 destination of this insn.
6331 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6332 than calling gen_rtx_SET directly. Use r0 to hold the value of
6333 'address + 4' rather than a stack based temporary which can be
6336 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6338 * config/s390/s390.c (s390_secondary_input_reload_class,
6339 s390_secondary_output_reload_class): Functions removed.
6340 (s390_secondary_reload): New function.
6341 (TARGET_SECONDARY_RELOAD): Target macro defined.
6342 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6343 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6344 * config/s390/s390.md ("reload_outti", "reload_outdi",
6345 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6346 "reload_out<mode>"): Expanders removed.
6347 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6348 "reload<mode>_nonoffmem_out"): Expanders added.
6350 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6352 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6353 SRC->DEST replacement failed anyway.
6355 2007-03-28 Mike Stump <mrs@apple.com>
6357 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6358 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6359 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6361 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6363 * config.gcc: Accept barcelona as a variant of amdfam10.
6364 * config/i386/i386.c (override_options): Likewise.
6365 * doc/invoke.texi: Likewise.
6367 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6369 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6370 offsets for BIT_FIELD_REF and COMPONENT_REF.
6372 2007-03-28 Richard Guenther <rguenther@suse.de>
6374 * tree.c (is_global_var): Move ...
6375 * tree-flow-inline.h (is_global_var): ... here.
6376 * tree.h (is_global_var): Remove declaration.
6378 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6380 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6382 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6383 * config/i386/i386.c (ix86_tune_features): Initialize new
6385 * config/i386/predicates.md (promotable_binary_operator): Use
6386 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6388 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6391 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6393 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6395 * config/fr30/fr30.md (movsi_internal): Change destination
6396 constraint from m to V and add m to the end.
6398 2007-03-28 Christian Bruel <christian.bruel@st.com>
6400 * config/sh/sh.md (movsi_i): Fix type attribute.
6402 2007-03-28 Christian Bruel <christian.bruel@st.com>
6404 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6405 (movsf_ie): Likewise.
6407 2007-03-28 Christian Bruel <christian.bruel@st.com>
6409 * config.gcc: Add sh4-300 to multilib.
6410 * config/sh/t-mlib-sh4-300: New file.
6412 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6414 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6415 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6417 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6418 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6419 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6420 "fixuns_trunctddi2"): Whitespace fix.
6422 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6424 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6425 the definition of struct sh_args.
6426 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6427 CALL_COOKIE_INT_REG_GET): Likewise.
6429 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6431 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6432 transformations are applied successfully.
6434 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6436 * tree.c (tree_contains_struct): Permit 512 tree codes.
6437 * tree.h (tree_contains_struct): Ditto.
6438 (MAX_TREE_CODES): Ditto.
6439 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6440 SPARE member to store remaining padding bits.
6442 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6444 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6447 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6449 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6450 * configure: Regenerate.
6452 * configure: Regenerate using the correct version of autoconf.
6454 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6456 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6458 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6459 regs to "__SP_L__" and "__SP_H__".
6461 2007-03-27 Richard Guenther <rguenther@suse.de>
6463 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6464 computations with it with a HOST_WIDE_INT variable.
6466 2007-03-26 Mike Stump <mrs@apple.com>
6468 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6469 objective-c-header, objective-c++-header and objc++-cpp-output
6471 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6473 2007-03-26 Richard Henderson <rth@redhat.com>
6476 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6477 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6478 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6479 IX86_BUILTIN_PSRLQ128): New.
6480 (ix86_init_mmx_sse_builtins): Add them.
6481 (ix86_expand_builtin): Expand them.
6482 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6483 operand 2 be TImode.
6484 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6485 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6486 _mm_srli_epi64): Mark __B const.
6487 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6488 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6489 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6490 new two-vector shift builtins.
6492 2007-03-26 Ian Lance Taylor <iant@google.com>
6494 PR tree-optimization/31345
6495 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6496 [+INF, +INF(OVF)] into VARYING.
6498 2007-03-26 Zack Weinberg <zackw@panix.com>
6500 * gengtype-parse.c: New file.
6501 * gengtype-yacc.y: Delete.
6502 * gengtype-lex.l: Don't include gengtype-yacc.h.
6503 Define YY_DECL and yyterminate appropriately for recursive
6504 descent parser. yylval is now a string out-parameter to yylex.
6505 (HWS, EOID): New shorthand.
6506 (IWORD): Add a couple more types.
6507 (yylex): Add a setup stanza. Remove the complex rules for
6508 detecting GTY'ed types and typedefs; replace with simple
6509 keyword detectors. Adjust everything for the changed
6510 definition of yylval. Ignore all pp-directives, not just #define.
6512 (parse_file): Rename yybegin; do not call yyparse.
6514 * gengtype.c (xasprintf): Export again.
6515 (this_file): New. Use everywhere __FILE__ was being used.
6516 (get_lang_bitmap): Special case types defined in gengtype.c.
6517 (do_typedef, new_structure): Suppress definition of certain types.
6518 (new_structure): Improve diagnostics of duplicate definitions.
6519 Make sure location_s is associated with input.h.
6520 (nreverse_pairs, define_location_structures): New functions.
6521 (main): Improve tagging of kludge types. Remove old kludges
6522 for input.h types; use define_location_structures.
6523 * gengtype.h: Update prototypes. Define token codes here.
6524 * Makefile.in: Remove all references to gengtype-yacc.
6525 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6527 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6528 add GTY((skip)) to the field that's only conditionally there.
6529 * doc/install.texi: Document that Bison is no longer required
6530 unless building treelang.
6532 * gengtype.c: Don't include gtyp-gen.h.
6533 (srcdir): Declare here.
6534 (base_files, lang_dir_names): Allocate dynamically.
6535 (gt_files, num_gt_files, num_lang_dirs): New globals.
6536 (measure_input_list, read_input_line, read_input_list)
6537 (set_lang_bitmap): New functions.
6538 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6539 simplify, relying on read_input_list to set up the bitmaps.
6540 (main): Arguments are no longer unused. Check for correct number
6541 of command line arguments, set srcdir and srcdir_len, then call
6542 read_input_list, before doing anything else. No need to worry
6543 about duplicates in main loop.
6544 * configure.ac: Simplify the calculation of all_gtfiles.
6545 Put language tags in there. Don't set or substitute
6546 all_gtfiles_files_langs or all_gtfiles_files_frags.
6547 * Makefile.in: Revamp the way gengtype is invoked, now that it
6548 takes a file on its command line with a much simpler format.
6549 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6550 (GTFILES): Remove duplicates and C source files.
6551 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6552 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6553 * configure: Regenerate.
6555 * gengtype.h: Remove all type definitions to gengtype.c; leave
6556 only definitions of options_p, type_p, and pair_p as opaque
6557 pointers. Update prototypes.
6558 * gengtype.c: Many type definitions moved here from gengtype.h.
6559 Consolidate type definitions at the top of the file.
6560 (xvasprintf): Delete.
6561 (xasprintf): Make static.
6562 (create_nested_pointer_option): Add 'next' parameter.
6563 (create_field_all, create_field_at): New functions.
6564 (create_field): Now a thin wrapper around create_field_all.
6565 (create_optional_field): Rename create_optional_field_ and add
6566 line argument. Original name is now a macro which supplies
6568 (oprintf): Use vsnprintf directly.
6569 (close_output_files): Use fatal rather than perror/exit.
6570 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6571 (main): Set progname. Don't use exit.
6572 * gengtype-yacc.y (struct_fields): Use create_field_at.
6573 (option, optionseqopt): Delete.
6574 (optionseq): Consolidate productions from option here so we
6575 can use the first argument to create_option.
6577 * gengtype-lex.l: Distinguish unions from structures in the
6578 token type. Don't call find_structure; return the tag as a string.
6579 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6580 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6581 Reorganize typedef_struct production accordingly.
6582 Use create_nested_ptr_option.
6583 * gengtype.c (create_nested_ptr_option): New function.
6584 * gengtype.h: Declare it.
6586 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6587 (string_type): Don't declare.
6588 (do_scalar_typedef): Declare.
6589 (create_scalar_type): Update prototype.
6590 * gengtype.c (string_type): Make static.
6591 (scalar_nonchar, scalar_char): New.
6592 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
6593 (resolve_typedef): Use scalar_nonchar for error recovery.
6594 (create_scalar_type): Remove name_len field. Return scalar_char
6595 or scalar_nonchar as appropriate.
6596 (adjust_field_type): Look at scalar_is_char boolean to decide whether
6598 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
6600 (main): Initialize scalar_char and scalar_nonchar before calling
6602 * gengtype-lex.l: Adjust for removal of second argument to
6603 create_scalar_type. Use yylval.s instead of yylval.t when
6605 * gengtype-yacc.y: Type of SCALAR is string. Call
6606 create_scalar_type from type:SCALAR rule. Adjust for removal of
6607 second argument to create_scalar_type.
6609 * vec.h: Remove all #if IN_GENGTYPE blocks.
6610 Add comment saying that changes may require adjustments to gengtype.
6611 * gengtype.c: Don't include coretypes.h or tm.h.
6612 Add comment to inclusion of errors.h.
6613 (note_def_vec, note_def_vec_alloc): New functions.
6614 * gengtype.h: Declare new functions.
6615 * gengtype-lex.l: Don't include coretypes.h.
6616 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6618 (update_lineno): Remove unnecessary prototype.
6619 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6620 (VEC rule): Just return VEC_TOKEN.
6621 * gengtype-yacc.y (VEC_TOKEN): New token type.
6622 (type): Add a production for VEC(a,b).
6623 * Makefile.in: Update dependencies.
6625 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6626 typedefs that use the old PARAMS macro.
6628 * gengtype-lex.l: Remove all rules and states relating to yacc
6630 * gengtype-yacc.y: Similarly.
6631 * gengtype.c (note_yacc_type): Delete function.
6632 * gengtype.h: Update prototypes.
6634 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6636 * tree-pretty-print.c (dump_generic_node): Report precision of
6637 unnamed integer types.
6639 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6641 * ifcvt.c (noce_try_store_flag_constants): Don't check
6642 no_new_pseudos here.
6643 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6644 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6645 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6646 noce_try_sign_mask): Likewise.
6647 (if_convert): Check no_new_pseudos here.
6649 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6651 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6652 (noce_get_condition): Handle new then_else_reversed argument.
6653 (noce_init_if_info): Remove, fold into noce_find_if_block.
6654 (noce_process_if_block): Take a struct noce_if_info as the
6655 argument. Don't set up one based on ce_if_info. Update pointer
6656 references accordingly.
6657 (cond_move_process_if_block): Likewise.
6658 (process_if_block): Removed.
6659 (find_if_block): Removed. Move functionality two new functions,
6660 noce_find_if_block and cond_exec_find_if_block.
6661 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6662 blocks and the symmetric IF-ELSE-JOIN case.
6663 (cond_exec_find_if_block): Also new function mostly based on old
6664 find_if_block and process_if_block.
6665 (find_if_header): Replace find_if_block call with separately
6666 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6667 (find_cond_trap): Update noce_get_condition call.
6668 (dead_or_predicable): Likewise.
6670 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6672 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6674 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6675 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6676 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6677 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6678 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6679 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6680 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6681 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6682 __builtin_ia32_psrad128 builtins.
6684 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6686 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6687 * config/i386/constraints.md
6688 (define_constraint "I"): Use IN_RANGE macro.
6689 (define_constraint "J"): Ditto.
6690 (define_constraint "K"): Ditto.
6691 (define_constraint "M"): Ditto.
6692 (define_constraint "N"): Ditto.
6693 (define_constraint "O"): Ditto.
6694 * config/i386/predicates.md
6695 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6696 (define_predicate "const_0_to_3_operand"): Ditto.
6697 (define_predicate "const_0_to_7_operand"): Ditto.
6698 (define_predicate "const_0_to_15_operand"): Ditto.
6699 (define_predicate "const_0_to_63_operand"): Ditto.
6700 (define_predicate "const_0_to_255_operand"): Ditto.
6701 (define_predicate "const_1_to_31_operand"): Ditto.
6702 (define_predicate "const_2_to_3_operand"): Ditto.
6703 (define_predicate "const_4_to_7_operand"): Ditto.
6705 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6707 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6708 in SImode for save_world.
6709 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6712 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6714 PR tree-optimization/30784
6715 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6718 2007-03-25 Revital Eres <eres@il.ibm.com>
6720 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6721 Fold movement_possibility function into it.
6723 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6725 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6726 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6727 (call_indirect_nonlocal_darwin64): Same.
6728 (call_nonlocal_darwin64): Same.
6729 (call_value_indirect_nonlocal_darwin64): Same.
6730 (call_value_nonlocal_darwin64): Same.
6731 (sibcall_nonlocal_darwin64): Same.
6732 (sibcall_value_nonlocal_darwin64): Same.
6733 (sibcall_symbolic_64): Same.
6734 (sibcall_value_symbolic_64): Same.
6735 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6737 (rs6000_emit_load_toc_table): Same.
6738 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6739 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6745 (load_toc_v4_pic_si): Same
6746 (load_toc_v4_PIC_1): Same.
6747 (load_toc_v4_PIC_1b): Same.
6748 (call_indirect_aix{32,64}): Same.
6749 (call_value_indirect_aix{32,64}): Same.
6752 (call_local{32,64}): Same.
6753 (call_value_local{32,64}): Same.
6754 (call_indirect_nonlocal_aix{32,64}): Same.
6755 (call_nonlocal_aix{32,64}): Same.
6756 (call_value_indirect_nonlocal_aix{32,64}): Same.
6757 (call_value_nonlocal_aix{32,64}): Same.
6758 (call_indirect_nonlocal_sysv<mode>): Same.
6759 (call_nonlocal_sysv<mode>): Same.
6760 (call_value_indirect_nonlocal_sysv<mode>): Same.
6761 (call_value_nonlocal_sysv<mode>): Same.
6763 (sibcall_local{32,64}): Same.
6764 (sibcall_value_local{32,64}): Same.
6765 (sibcall_nonlocal_aix{32,64}): Same.
6766 (sibcall_value_nonlocal_aix{32,64}): Same.
6767 (sibcall_nonlocal_sysv<mode>): Same.
6768 (sibcall_value): Same.
6769 (sibcall_value_nonlocal_sysv<mode>): Same.
6771 2007-03-24 Paul Brook <paul@codesourcery.com>
6773 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6774 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6776 2007-03-24 Richard Henderson <rth@redhat.com>
6778 * config/ia64/constraints.md: New file.
6779 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6780 satisfies_constraint_?.
6781 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6782 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6783 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6784 ia64_output_mi_thunk): Likewise.
6785 (ia64_const_ok_for_letter_p): Remove.
6786 (ia64_const_double_ok_for_letter_p): Remove.
6787 (ia64_extra_constraint): Remove.
6788 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6789 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6790 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6791 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6792 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6793 EXTRA_MEMORY_CONSTRAINT): Remove.
6794 * config/ia64/ia64.md: Include constriants.md. Replace
6795 CONST_OK_FOR_? with satisfies_constraint_?.
6797 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6798 H.J. Lu <hongjiu.lu@intel.com>
6800 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6802 (name macros): Use DPD_BID_NAME to convert names properly.
6804 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6805 decimal floating point format.
6806 (init_floating_libfuncs): Change decimal functions so that they
6807 have a "bid_" prefix if the decimal system uses the BID format,
6808 and "dpd_" prefix if the decimal system uses the DPD format.
6809 (init_interclass_conv_libfuncs): Ditto.
6810 (init_intraclass_conv_libfuncs): Ditto.
6812 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6813 using the BID format.
6815 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6816 whether we are using the BID decimal format.
6817 * configure: Regenerate.
6819 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6820 the compiler has decimal floating point enabled. Define
6821 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6824 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6825 using the BID format.
6827 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6828 whether we are using the BID decimal format.
6829 * configure: Regenerate.
6831 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6832 the compiler has decimal floating point enabled. Define
6833 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6836 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6837 options, and that it is enabled for i386/x86_64 systems.
6839 * Makefile.in (enable_decimal_float): New.
6841 (DECNUMINC): Add -I$(DECNUMFMT).
6842 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6843 to $(DECNUMFMT) from $(DECNUM).
6845 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6846 Substitute enable_decimal_float.
6847 * configure: Regenerated.
6850 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6853 * configure.ac: Enable decimal float for x86_64-*-linux*.
6854 * configure: Regenerated.
6857 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6858 decimal128ClearSign to flip and clear the sign bit in decimal128.
6859 (decimal_real_maxval): Set decimal128SetSign to set the sign
6862 2007-03-23 Ian Lance Taylor <iant@google.com>
6864 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6866 2007-03-23 Ian Lance Taylor <iant@google.com>
6868 * tree-dump.c (dump_files): Correct comment.
6870 2007-03-23 Ian Lance Taylor <iant@google.com>
6872 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6874 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6876 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6877 in cfglayout mode. Don't go into and out of cfglayout mode.
6878 Link the blocks in the order of the constructed traces.
6879 (rest_of_handle_tracer): Adjust call to tracer.
6880 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6881 Don't go into cfglayout mode.
6882 (rtl_loop_done): Don't go out of cfglayout mode.
6883 * cfglayout.c (relink_block_chain): New function, split out from...
6884 (fixup_reorder_chain): ...here. Remove redundant checking.
6885 (cfg_layout_finalize): Don't clear the header, footer, and aux
6886 fields here, move the code to do so to relink_block_chain. Likewise
6887 for free_original_copy_tables.
6888 * rtl.h (tracer): Update prototype.
6889 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6890 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6891 mode. Use relink_block_chain to serialize the CFG according to the
6892 new basic block order. Move targetm.cannot_modify_jumps_p check from
6894 (gate_handle_reorder_blocks): ...to here.
6895 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6897 (gate_duplicate_computed_gotos): ...to here.
6898 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6899 something always changes when going into and out of cfglayout mode.
6900 Perform an expensive cfg cleanup while going into cfglayout mode.
6901 Always update liveness information on HAVE_conditional_execution
6902 targets. Reserialize the basic blocks and go out of cfglayout mode.
6903 * reg-stack.c: Include cfglayout.h.
6904 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6905 the call to reorder_basic_blocks.
6906 * basic-block.h (reorder_basic_blocks): Update prototype.
6907 (relink_block_chain): New prototype.
6908 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6910 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6912 * config/mips/mips.md (type, hazard, *movdi_32bit,
6913 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6914 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6915 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6916 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6917 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6919 (movcc): Change first xfer to multi.
6920 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6921 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6922 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6923 config/mips/generic.md: Change reservations using "xfer" to use
6925 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6926 using match_operand.
6927 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6928 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6930 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6932 2007-03-22 Richard Henderson <rth@redhat.com>
6934 * config/i386/i386.c: Remove unnecessary function declarations.
6935 Move targetm definition, and all related macros, to the end of
6936 the file. Resort some functions to put definitions before uses.
6937 (ix86_attribute_table): Make static. Move to end of file.
6938 (ix86_gimplify_va_arg): Make static.
6940 2007-03-22 Richard Henderson <rth@redhat.com>
6942 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6943 don't increase local_regparm with force_align_arg_pointer check.
6944 (ix86_function_sseregparm): Assert 32-bit.
6945 (type_has_variadic_args_p): New.
6946 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6947 type_has_variadic_args_p.
6948 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6949 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6950 use memset instead. Do maybe_vaarg check first; skip attribute
6951 tests if true; skip attribute tests for 64-bit.
6952 (construct_container): Remove TARGET_DEBUG_ARG.
6953 (function_arg_advance_32, function_arg_advance_64): Split out ...
6954 (function_arg_advance): ... from here.
6955 (function_arg_32, function_arg_64): Split out ...
6956 (function_arg): ... from here.
6957 (ix86_pass_by_reference): Tidy.
6958 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6959 (function_value_32): New, from parts of ix86_function_value
6960 and ix86_value_regno.
6961 (function_value_64): New, from parts of ix86_function_value
6962 and ix86_libcall_value.
6963 (ix86_function_value_1): New.
6964 (ix86_function_value, ix86_libcall_value): Use it.
6965 (return_in_memory_32, return_in_memory_64): Split out ...
6966 (ix86_return_in_memory): ... from here.
6967 (ix86_struct_value_rtx): Skip for 64-bit.
6968 (ix86_libcall_value, ix86_value_regno): Remove.
6969 (setup_incoming_varargs_64): Split out ...
6970 (ix86_setup_incoming_varargs): ... from here.
6971 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6972 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6973 * config/i386/i386-protos.h (ix86_function_value): Remove.
6974 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6976 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6979 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6980 infinities not supported, otherwise emit warning if -Woverflow. On
6981 underflow, emit warning if -Woverflow.
6982 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6984 * real.h (real_from_string): Update declaration
6986 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6987 Richard Henderson <rth@redhat.com>
6989 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6990 * calls.c (compute_argument_block_size, expand_call,
6991 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6992 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6993 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6994 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6995 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6996 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6997 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6998 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7001 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7003 * c-incpath.c (add_sysroot_to_chain): New.
7004 (merge_include_chains): Add sysroot argument. Call
7005 add_sysroot_to_chain if sysrooted.
7006 (register_include_chains): Update call to merge_include_chains.
7007 * doc/cppopts.texi: Document use of '=' in include directory
7010 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7012 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7013 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7014 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7015 insn pattern using X87MODEF12 mode macro.
7017 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7019 * regmove.c (regmove_optimize): Use reg_mentioned_p
7020 instead of reg_overlap_mentioned_p for DST.
7022 2007-03-21 Mike Stump <mrs@apple.com>
7024 * c.opt: Fixup for Objective-C/C++.
7026 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7028 * explow.c (convert_memory_address): Fold memory reference when
7029 POINTERS_EXTEND_UNSIGNED < 0
7031 2007-03-21 Richard Henderson <rth@redhat.com>
7034 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7035 * config/i386/mmintrin.h (__m64): Likewise.
7036 * config/i386/xmmintrin.h (__m128): Likewise.
7038 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7040 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7041 (VXWORKS_OS_CPP_BUILTINS): Define.
7042 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7043 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7045 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7047 * rtl.h (constant_pool_reference_p): Delete.
7048 (find_constant_src): Declare.
7049 * rtlanal.c (find_constant_src): New function.
7050 * simplify-rtx.c (constant_pool_reference_p): Delete.
7051 * config/i386/i386.md: Use find_constant_src instead of
7052 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7054 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7056 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7057 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7059 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7061 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7062 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7063 (arm_elf_asm_constructor): Use it.
7064 (arm_elf_asm_destructor): New function.
7066 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7068 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7070 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7072 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7074 2007-03-19 Andrew Haley <aph@redhat.com>
7076 PR tree-optimization/31264
7077 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7080 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7082 PR rtl-optimization/30907
7083 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7084 (fwprop_init): Always call loop_optimizer_initialize.
7085 (fwprop_done): Always call loop_optimizer_finalize.
7086 (fwprop): We always have loop info now.
7087 (gate_fwprop_addr): Remove.
7088 (pass_fwprop_addr): Use gate_fwprop as gate.
7090 PR rtl-optimization/30841
7091 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7092 df_chain_alloc): Call df_reorganize_refs unconditionally.
7093 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7094 refs_organized to refs_organized_size.
7095 (df_ref_create_structure): Use refs_organized_size instead of
7096 bitmap_size if refs had been organized, and keep refs_organized_size
7098 * df.h (struct df_ref_info): Change refs_organized to
7099 refs_organized_size.
7100 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7103 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7105 * except.c (output_function_exception_table): Do not reference the
7106 EH personality routine for functions that do not require an
7109 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7112 * c-typeck.c (convert_for_assignment): Call comptypes for
7113 RECORD_TYPE or UNION_TYPE.
7116 * reload1.c (reload): Do invalid ASM checking after
7117 cleanup_subreg_operands.
7119 2007-03-19 Jeff Law <law@redhat.com>
7121 * tree-cfg.c (find_taken_edge): Tighten conditions for
7122 optimizing computed gotos.
7124 2007-03-19 Michael Matz <matz@suse.de>
7126 * builtins.c (expand_builtin_sync_operation,
7127 expand_builtin_compare_and_swap,
7128 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7131 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7132 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7135 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7137 * doc/tm.texi: Add brackets around the return type of
7138 TARGET_SECONDARY_RELOAD.
7140 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7141 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/31254
7144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7145 Use handled_component_p () where appropriate. Continue
7146 propagating into the rhs if we propagated into an INDIRECT_REF
7149 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7151 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7152 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7153 (xde, xdee): Mode attributes adjusted to support DFP modes.
7154 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7155 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7156 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7157 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7158 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7159 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7160 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7162 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7163 "movsf"): Insn definitions removed.
7164 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7165 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7166 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7168 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7169 "reload_in<mode>", "reload_out<mode>"): Expander added.
7170 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7175 * config/s390/s390.md: Only non-functional changes. Renamed
7176 FPR mode macro to BFP all over the file.
7178 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7180 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7181 (op_type attribute): RRF instruction type added.
7182 (fT0): New mode attribute.
7183 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7184 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7185 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7186 no secondary memory is needed when moving DFmode values between GPRs
7189 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7191 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7192 inverted and documentation adjusted.
7193 ("mhard-dfp", "msoft-dfp"): New options.
7194 * config/s390/s390.c (s390_handle_arch_option): New architecture
7196 (override_options): Sanity checks for the new options added.
7197 * config.gcc: New architecture switch: z9-ec.
7198 * config/s390/s390.h (processor_flags): PF_DFP added.
7199 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7200 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7201 when the bit is NOT set so remove it from the defaults.
7203 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7205 * genemit.c (main): Print include statement for dfp.h.
7206 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7211 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7213 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7216 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7219 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7221 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7222 attr_length_call, output_call, output_indirect_call): Cleanup
7223 formatting of targetm calls.
7225 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7227 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7229 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7231 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7232 reservation, bypass and anti-bypass descriptions for these instructions.
7233 Update move patterns.
7234 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7237 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7239 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7240 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7241 (get_initial_def_for_reduction): Likewise.
7243 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7245 Fix PR tree-optimization/29922
7246 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7247 (get_representative): Removed.
7248 (value_dies_in_block_x): Update for rvuse removal.
7249 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7250 (compute_antic_aux): Handle when PHI nodes appear in
7251 non-single-successors.
7252 (dump_bitmap_of_names): Removed.
7253 (compute_antic_safe): Renamed and removed rvuse calculation.
7254 Calculate only antic safe.
7255 (insert_into_preds_of_block): Remove assert.
7256 (execute_pre): Update for renamed functions.
7257 (defer_or_phi_translate_block): New function.
7259 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7261 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7262 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7264 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7265 Follow spelling conventions.
7267 * tree-data-ref.h: Remove the prototype for analyze_array.
7269 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7271 PR tree-optimization/31041
7272 * tree-vect-transform.c (get_initial_def_for_induction): Call
7273 force_gimple_operand.
7275 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7277 * ipa-type-escape.c (look_for_casts) : Revert code to use
7278 handled_component_p due to ada test a-numaux.adb.
7280 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7282 * final.c (final_scan_insn): Alter the condition of a
7283 conditional trap if we have nonstandard CC.
7285 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7287 * configure.ac: Remove excess quoting from asm line 0 test.
7288 * configure: Rebuilt.
7290 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7292 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7293 * c-common.c (convert_and_check): Move warning logic to...
7294 (warnings_for_convert_and_check): ...here. Define.
7295 * c-common.h (warnings_for_convert_and_check): Declare.
7297 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7299 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7300 (output_call): Likewise.
7302 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7304 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7306 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7308 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7310 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7312 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7313 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7315 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7317 PR tree-optimization/31183
7318 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7319 Use double_int instead of unsigned int for representing access_strides.
7320 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7322 2007-03-16 Richard Guenther <rguenther@suse.de>
7324 PR tree-optimization/31146
7325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7326 to allow recursion of forward_propagate_addr_expr.
7327 (forward_propagate_addr_into_variable_array_index): Likewise.
7328 (forward_propagate_addr_expr): Likewise.
7329 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7330 (forward_propagate_addr_expr_1): Recurse on simple copies
7331 instead of propagating into them. Do so for useless conversions
7333 (forward_propagate_addr_expr): Clean up unused statements after
7336 2007-03-16 Richard Guenther <rguenther@suse.de>
7338 * builtins.c (expand_builtin_cexpi): Use the right argument
7339 for the expansion via cexp.
7341 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7343 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7344 * configure: Rebuilt.
7346 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7349 * dwarf2out.c (force_type_die): Adjust comment.
7350 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7352 2007-03-15 DJ Delorie <dj@redhat.com>
7354 * config/frv/predicates.md (minmax_operator): Don't check operands
7357 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7359 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7360 Update constant estimates of number of iterations.
7361 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7362 argument renamed to "realistic".
7363 (compute_estimated_nb_iterations): Removed.
7364 (record_niter_bound): New function.
7365 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7366 call record_nonwrapping_iv with upper = false.
7367 (infer_loop_bounds_from_signedness): Pass upper argument to
7368 record_nonwrapping_iv.
7369 (estimate_numbers_of_iterations_loop): Do not call
7370 compute_estimated_nb_iterations. Record estimate based on profile
7371 information. Initialize the constant estimates of number of
7373 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7375 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7376 number of iterations is too small.
7377 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7378 (EST_NOT_AVAILABLE): Removed.
7379 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7380 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7383 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7385 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7386 Handle NE_EXPR guards.
7388 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7391 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7392 Set also -pedantic-errors by default for the preprocessor unless
7393 -fpermissive is given.
7395 2007-03-15 Richard Guenther <rguenther@suse.de>
7399 * builtins.c (expand_builtin_cexpi): As a fallback if we
7400 don't have builtins for sincos or cexp create a function
7401 declaration for cexp and expand to a call to that.
7402 (expand_builtin_int_roundingfn): Always fall
7403 back to floor/ceil and its variants even if they may be
7406 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7409 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7410 jump tables, move the call to delete_dead_jumptables from here...
7411 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7412 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7413 don't allow merging of blocks that try_redirect_by_replacing_jump
7414 also does not handle when not optimizing.
7416 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7417 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7419 * config/i386/i386.md (x86_sahf_1): Correctly handle
7422 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7426 x86_64_general_operand as operand[2] predicate. Remove "iF"
7427 from operand constraints and use "e" constraint instead.
7428 (*subti3_1, *subti3_1 splitter): Ditto.
7429 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7430 operand[1] predicate.
7432 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7434 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7435 arrays, multiply the access strides by the size of the sub-array.
7436 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7438 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7440 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7441 the configured assembler supports the sahf mnemonic.
7442 * configure: Regenerate.
7443 * config.in: Regenerate.
7445 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7446 emit "sahf" or ".byte\t0x9e" as asm template.
7448 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7451 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7452 option to replace hard coded TARGET_xxx in md file.
7453 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7454 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7455 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7456 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7457 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7458 (X86_TUNE_NOT_VECTORMODE): Ditto.
7459 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7460 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7461 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7462 (TUNE_SLOW_IMUL_IMM8): Ditto.
7463 (TUNE_MOVE_M1_VIA_OR): Ditto.
7464 (TUNE_NOT_UNPAIRABLE): Ditto.
7465 (TUNE_NOT_VECTORMODE): Ditto.
7467 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7470 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7471 tuning options instead of hard coded TARGET_xxx.
7472 (fix ssemode peephole2's): Ditto.
7473 (imul peephole2's): Ditto.
7475 (movdi_or_rex64): Ditto.
7476 (move peephole2): Ditto.
7477 (not peephole2's): Ditto.
7479 2007-03-14 Dirk Mueller <dmueller@suse.de>
7481 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7482 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7483 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7485 * c-parser.c (c_parser_do_statement): Warn about empty body in
7487 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7488 * doc/invoke.texi (-Wempty-body): Update documentation.
7490 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7493 * c-common.h (warn_for_div_by_zero): Declare.
7494 * c-common.c (warn_for_div_by_zero): Define.
7495 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7498 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7500 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7501 to PREFIX and STANDARD_PREFIX.
7503 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7504 Phil Edwards <phil@codesourcery.com>
7506 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7507 (__gthread_once_t): Remove busy field for RTPs.
7508 (__GTHREAD_ONCE_INIT): Update accordingly.
7510 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7512 * doc/invoke.texi: Document VxWorks options.
7514 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7516 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7518 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7520 PR tree-optimization/30590
7521 * tree-nrv.c (tree_nrv): Check for the partial update of the
7524 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7526 * flags.h (flag_random_seed): Remove declaration, in favor of...
7527 * toplev.h (get_random_seed, set_random_seed): ... these.
7528 * tree.c (get_file_function_name): Use the former.
7529 * opts.c (common_handle_option): Use the latter.
7532 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7535 * cse.c (cse_find_path): Do not bail out if a basic block that
7536 we already visited now becomes part of a path that starts at a
7537 different basic block. Just disallow this, to make sure we
7538 visit each basic block at most once.
7540 2007-03-13 Jan Hubicka <jh@suse.cz>
7542 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7543 when profile esitmate is present, calls with very low frequency are
7546 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7548 PR tree-optimization/30730
7549 PR tree-optimization/26900
7550 * tree-ssa-loop-niter.c: Include gmp.h.
7552 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7553 split_to_var_and_offset, determine_value_range,
7554 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7555 bound_difference, bounds_add, bounds_negate,
7556 number_of_iterations_ne_max, dump_affine_iv): New functions.
7557 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7558 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7559 difference of initial and final value of control iv to validate
7561 (number_of_iterations_cond): Add loop parameter. Determine bounds
7562 on the difference of the extremes of the control iv. Add dumps.
7563 (expand_simple_operations): Handle phi nodes.
7564 (simplify_using_initial_conditions): Do not record used conditions.
7565 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7566 Do not set additional_info.
7567 (implies_nonnegative_p, implies_ge_p): Removed.
7568 (derive_constant_upper_bound): Do not use parameter `additional'.
7569 (record_estimate): Parameter `additional' removed. Parameter
7570 `i_bound' added. Do not call derive_constant_upper_bound.
7571 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7572 bound the number of iterations estimate.
7573 (estimate_numbers_of_iterations_loop): Pass the estimate from
7574 the number of iterations analysis to record_estimate.
7575 * tree.h (multiple_of_p): Declare.
7576 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7577 (scev_const_prop): Do not check expression_expensive_p.
7578 * fold-const.c (multiple_of_p): Exported.
7579 * double-int.c (double_int_mask): Exported.
7580 * double-int.h (double_int_mask): Declare.
7581 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7582 field. Added max field.
7584 2007-03-13 David Taylor <taylor@candd.org>
7587 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
7590 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7593 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7594 two unamed patterns.
7596 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
7598 * config/i386/i386.opt (mcx16, msahf): New options.
7599 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
7600 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
7602 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
7603 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
7604 Output -mcx16 and -msahf options when corresponding bit is set.
7606 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
7609 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7611 * configure.ac: Test for assembler tolerance to # 0 "".
7612 * configure, config.in: Rebuilt.
7613 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7615 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7617 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7619 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7620 (handle_syscall): Handle direct system calls.
7621 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7625 * doc/invoke.texi: Fix cpp.info cross-reference.
7626 * doc/passes.texi: Fix gcc.info cross-reference.
7628 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7630 PR tree-optimization/30835
7631 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7632 bb_for_stmt is not NULL before accessing it.
7634 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7636 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7639 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7642 * doc/install.texi: Document --enable-stage1-languages
7644 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7646 * tree-pass.h (pass_into_cfg_layout_mode,
7647 pass_outof_cfg_layout_mode): Declare.
7648 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7649 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7650 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7651 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7653 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7655 * c-decl.c (warn_variable_length_array): New function.
7656 Refactored from grokdeclarator to handle warn_vla
7657 and handle unnamed array case.
7658 (grokdeclarator): Refactored VLA warning case.
7659 * c.opt (Wvla): New flag.
7660 * doc/invoke.texi (Wvla): New warning.
7662 2007-03-12 Richard Henderson <rth@redhat.com>
7664 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7665 (TARGET_SECTION_TYPE_FLAGS): New.
7667 2007-03-12 Richard Henderson <rth@redhat.com>
7669 * config/darwin.c (machopic_reloc_rw_mask): New.
7670 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7671 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7673 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7675 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7676 * cppdefault.h (cpp_PREFIX): Document.
7677 (cpp_PREFIX_len): Likewise.
7678 (cpp_EXEC_PREFIX): New variable.
7679 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7680 * c-incpath.c (add_standard_paths): Correct logic for relocating
7681 paths within prefix.
7683 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7686 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7688 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7689 fix_truncdfdi_sse using SSEMODEF mode macro.
7690 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7691 fix_truncdfsi_sse using SSEMODEF mode macro.
7692 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7693 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7695 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7697 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7700 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7702 * tree.h : Add multiple_of_p declaration.
7703 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7704 * ipa-type-escape.c (results_of_malloc): Redundant.
7705 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7706 (cast_type): Extended with new members.
7707 (check_cast): Returns cast_type.
7708 (cast): New structure for data of walk_use_def_chains.
7709 (is_malloc_result, is_cast_from_non_pointer_1,
7710 is_cast_from_non_pointer,
7711 is_array_access_through_pointer_and_index): New functions.
7712 (look_for_casts): Returns cast types.
7713 (check_call): Returns void.
7714 (okay_pointer_operation): Use support of pointer plus index,
7715 pointer plus constant and allow all multiplications.
7717 2007-03-11 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/31115
7720 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7721 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7722 A shift count of zero is not special as with *_DIV_EXPR.
7723 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7726 2007-03-11 Ian Lance Taylor <iant@google.com>
7728 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7729 the *_DIV_EXPR codes correctly with overflow infinities.
7731 2007-03-11 Ira Rosen <irar@il.ibm.com>
7733 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7734 indicate success/failure of the analysis. Add negation to subtrahend
7735 in case of subtraction. Fail if both operands contain constants.
7736 (create_data_ref): Fail if analyze_offset fails.
7738 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7740 * config/i386/i386.md (frndintxf2): Rename to ...
7741 (rintxf2): ... this. Remove expander having same name.
7742 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7743 (roundsf2, rounddf2): Ditto.
7744 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7745 (lround<mode>di2, lround<mode>si2): Ditto.
7747 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7749 * lower-subreg.c: Include except.h.
7750 (decompose_multiword_subregs): Verify that the only control flow
7751 insns we can split are loads to multi-words pseudos.
7752 Handle breaking such blocks after splitting, instead of calling
7753 find_many_sub_basic_blocks.
7755 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7756 on the new basic block. Add a lengthy comment explaining why we
7757 thought this was necessary.
7758 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7760 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7763 * tree.c (walk_type_fields): Recurse into the element type of
7764 ARRAY_TYPEs if there is a pointer set.
7766 2007-03-10 Dirk Mueller <dmueller@suse.de>
7768 * c-common.c (warn_logical_operator): Fix condition.
7770 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
7772 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7774 * config/darwin.c (machopic_select_section): Remove superfluous
7775 argument in call to categorize_decl_for_section. Remove unused
7778 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7780 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7782 * configure: Regenerate.
7784 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7787 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7788 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7789 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7790 Add LABEL_NUSES to emitted label.
7791 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7792 branch probability value to emitted jump insn.
7793 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7794 Do not check life information and do not re-arrange input operands
7795 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7797 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7799 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7800 the change of decode_asm_operands.
7802 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7804 * mode-switching.c (create_pre_exit): Skip blockage insn.
7806 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7808 * tree-pass.h (TODO_update_smt_usage): Remove.
7810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7814 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7816 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7817 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7818 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7821 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7823 * gcc.c: Document %{, in big comment at top.
7824 (input_suffix_matches): Remove special handling for .s and
7826 (input_spec_matches): New.
7827 (handle_braces): Handle %{,.
7828 (validate_switches): ',' indicates a value which is not a switch.
7829 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7830 to detect assembler input.
7831 * config/i386/sol2.h (CPP_SPEC): Likewise.
7832 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7833 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7834 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7835 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7836 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7837 -m64 causes deployment target to default to 10.5.
7838 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7840 2007-03-09 Richard Henderson <rth@redhat.com>
7843 * target.h (targetm.asm.out.reloc_rw_mask): New.
7844 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7845 (TARGET_ASM_OUT): Use it.
7846 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7847 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7848 use the new reloc_rw_mask target hook instead.
7849 (default_section_type_flags_1): Merge into...
7850 (default_section_type_flags): ... here.
7851 (decl_readonly_section_1): Merge into...
7852 (decl_readonly_section): ... here.
7853 (default_elf_select_section_1): Merge into...
7854 (default_elf_select_section): ... here.
7855 (default_unique_section_1): Merge into...
7856 (default_unique_section): ... here.
7857 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7858 (default_select_rtx_section): Use it.
7859 (default_elf_select_rtx_section): Likewise.
7860 * output.h: Update to match.
7861 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7862 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7863 (TARGET_ASM_RELOC_RW_MASK): New.
7864 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7865 to categorize_decl_for_section.
7866 (x86_64_elf_unique_section): Likewise.
7867 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7868 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7869 (TARGET_ASM_RELOC_RW_MASK): New.
7870 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7871 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7872 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7873 (TARGET_RWRELOC): Remove.
7874 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7875 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7876 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7877 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7878 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7879 (rs6000_xcoff_select_section): Use decl_readonly_section.
7880 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7881 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7882 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7883 (TARGET_SECTION_TYPE_FLAGS): Remove.
7884 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7886 2007-03-09 Roger Sayle <roger@eyesopen.com>
7888 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7889 complex constant equality/inequality comparisons for here.
7890 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7891 known at compile-time or can be simplified to a scalar comparison.
7892 (fold_relational_const): Move compile-time evaluation of complex
7893 constant equality/inequality comparisons to here.
7895 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7897 PR rtl-optimization/30643
7898 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7900 (fold_rtx): Recurse, like before 2006-11-03.
7902 2007-03-09 DJ Delorie <dj@redhat.com>
7904 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7907 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7909 PR tree-optimization/30375
7910 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7911 LHS of statements is not the same.
7912 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7914 2007-03-09 Chao-ying Fu <fu@mips.com>
7916 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7918 * doc/invoke.texi (-mdspr2): Document new option.
7919 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7920 New unspec for DSP REV 2.
7921 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7922 these instructions are extended in DSP REV 2.
7923 (mips-dspr2.md): Include.
7924 * config/mips/mips.opt (mdspr2): New option.
7925 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7926 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7927 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7928 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7929 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7930 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7931 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7933 (bdesc_map): Add one field of unsupported_target_flags.
7934 (bdesc_arrays): Update entries to have extra fields. Add
7936 (mips_init_builtins): Initialize new function types.
7937 Check unsupported_target_fileds to filter out builtins.
7938 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7940 (ASM_SPEC): Pass mdspr2 to the assembler.
7941 * config/mips/mips-dspr2.md: New file.
7943 2007-03-09 Sa Liu <saliu@de.ibm.com>
7945 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7947 2007-03-09 Ian Lance Taylor <iant@google.com>
7949 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7950 argument) like -Wstrict-overflow=2.
7951 * doc/invoke.texi (Warning Options): Update documentation.
7953 2007-03-09 Dirk Mueller <dmueller@suse.de>
7956 * doc/invoke.texi (-Wlogical-op): Document.
7957 * common.opt (-Wlogical-op): New.
7958 * c-common.h (warn_logical_operator): Declare.
7959 * c-common.c (warn_logical_operator): Define.
7960 * c-typeck.c (parser_build_binary_op): Call
7961 warn_logical_operator.
7963 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7965 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7966 * final.c (final_scan_insn): Test for non-"" file name.
7968 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7970 * doc/loop.texi: Document the Omega linear constraints solver.
7971 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7972 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7973 omega-hash-table-size, omega-max-keys, and
7974 omega-eliminate-redundant-constraints.
7975 * tree-pass.h (pass_check_data_deps): Declared.
7978 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7979 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7980 pass_check_data_deps): New.
7981 * tree-data-ref.c (init_data_ref): Remove declaration.
7982 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7983 (analyze_array): Renamed init_array_ref, move up initializations.
7984 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7985 Removed arguments that are set to NULL.
7986 (analyze_indirect_ref): Correct indentation, correct call to
7988 (object_analysis): Call init_array_ref instead of analyze_array.
7989 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7990 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7991 of DR_ACCESS_FNS_ADDR.
7992 (init_omega_eq_with_af, omega_extract_distance_vectors,
7993 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7994 ddr_consistent_p): New.
7995 (compute_affine_dependence): Check consistency of ddrs when
7996 flag_check_data_deps is passed.
7997 (analyze_all_data_dependences): Uncomment.
7998 (tree_check_data_deps): New.
7999 * tree-data-ref.h: Include omega.h.
8000 (DR_ACCESS_FNS_ADDR): Removed.
8001 (data_dependence_relation): Add inner_loop.
8002 (DDR_INNER_LOOP): New.
8003 * common.opt (fcheck-data-deps): New.
8004 * tree-flow.h (tree_check_data_deps): Declare.
8005 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8006 (OBJS-common): Depend on omega.o.
8008 * passes.c (pass_check_data_deps): Scheduled.
8009 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8010 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8011 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8012 PARAM_VECT_MAX_VERSION_CHECKS,
8013 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8015 2007-03-09 Richard Guenther <rguenther@suse.de>
8017 PR tree-optimization/30904
8019 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8020 the same way as *_DIV_EXPR.
8022 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8024 * recog.c (decode_asm_operands): No mixed declarations and code.
8026 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8028 * rtl.def (ASM_INPUT): Add location.
8029 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8030 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8031 (decode_asm_operands): Add loc operand.
8032 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8033 * stmt.c (expand_asm): Rename to...
8034 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8035 gen_rtx_ASM_INPUT_loc.
8036 (expand_asm_expr): Adjust.
8037 * recog.c (decode_asm_operands): Add loc operand.
8038 (check_asm_operands, extract_insn): Adjust.
8039 * reload1.c (maybe_fix_stack_asms): Likewise.
8040 * final.c (asm_insn_count): Likewise.
8041 (final_scan_insn): Output # line before and after asm.
8043 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8045 * tree-ssa-structalias.c (variable_info): Remove
8047 (new_var_info): Ditto.
8048 (shared_bitmap_info_t): New structure.
8049 (shared_bitmap_table): New variable.
8050 (shared_bitmap_hash): New function.
8051 (shared_bitmap_eq): Ditto
8052 (shared_bitmap_lookup): Ditto.
8053 (shared_bitmap_add): Ditto.
8054 (merge_smts_into): Change to take bitmap directly.
8055 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8056 (init_alias_vars): Init shared bitmap hashtable.
8057 (delete_points_to_sets): Delete shared bitmap hashtable.
8058 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8059 is_aliased removal as a change that was still necessary was
8062 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8064 * config/i386/i386.h (override_options): Conditionally disable
8065 x86_sahf for 64bit targets only.
8067 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8070 * c-decl.c (merge_decls): Don't call make_var_volatile.
8071 * varasm.c (make_var_volatile): Remove.
8072 * output.h (make_var_volatile): Remove.
8074 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8076 PR tree-optimization/31085
8077 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8079 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8081 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8082 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8083 ATTR_CONST_NOTHROW_LIST.
8085 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8088 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8090 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8092 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8095 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8097 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8098 passed, use shared libgcc.
8100 2007-03-08 Roger Sayle <roger@eyesopen.com>
8102 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8103 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8104 (honor_protect_cleanup_actions, lower_try_finally_switch):
8106 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8107 ifc_temp_var): Likewise.
8108 * tree-inline.c (setup_one_parameter): Likewise.
8109 * tree-mudflap.c (mf_decl_cache_locals,
8110 mf_build_check_statement_for): Likewise.
8111 * tree-nested.c (init_tmp_var, save_tmp_var,
8112 finalize_nesting_tree_1): Likewise.
8113 * tree-outof-ssa.c (insert_copy_on_edge,
8114 insert_backedge_copies): Likewise.
8115 * tree-profile.c (tree_gen_edge_profiler,
8116 tree_gen_ic_profiler): Likewise.
8117 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8118 * tree-sra.c (sra_build_assignment): Likewise.
8119 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8120 * tree-ssa-math-opts.c (insert_reciprocals,
8121 execute_cse_sincos_1): Likewise.
8122 * tree-tailcall.c (adjust_accumulator_values,
8123 adjust_return_value): Likewise.
8124 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8125 * tree-vect-transform.c (vect_create_data_ref_ptr,
8126 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8127 vect_create_epilog_for_reduction, vectorizable_reduction,
8128 vectorizable_call, vectorizable_conversion,
8129 vectorizable_assignment, vectorizable_operation,
8130 vectorizable_type_demotion, vect_gen_widened_results_half,
8131 vect_permute_store_chain, vectorizable_store,
8132 vect_setup_realignment, vect_permute_load_chain,
8133 vectorizable_load, vectorizable_condition,
8134 vect_create_cond_for_align_checks): Likewise.
8135 * tree-vrp.c (build_assert_expr_for): Likewise.
8137 2007-03-08 Ian Lance Taylor <iant@google.com>
8139 * tree-vrp.c: Include "intl.h".
8140 (usable_range_p): New static function.
8141 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8142 overflowed values, juts set *strict_overflow_p.
8143 (compare_values): Only return -2 if one of the operands is not a
8145 (compare_ranges): Call usable_range_p.
8146 (compare_range_with_value): Likewise.
8147 (vrp_evaluate_conditional_warnv): Rename from
8148 vrp_evaluate_conditional. Make static. Change all callers.
8149 (vrp_evaluate_conditional): New function.
8150 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8152 (simplify_abs_using_ranges): Likewise.
8153 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8154 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8155 within_stmt parameter.
8156 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8157 vrp_evaluate_conditional.
8158 * tree-ssa-threadedge.c
8159 (record_temporary_equivalences_from_stmts_at_dest): Change
8160 simplify parameter to take a second tree parameter.
8161 (simplify_control_stmt_condition): Likewise.
8162 (thread_across_edge): Likewise.
8163 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8164 (thread_across_edge): Likewise.
8165 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8167 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8169 * config/i386/i386.h (TARGET_SAHF): New define.
8170 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8171 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8172 (x86_sahf): New global variable.
8173 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8174 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8175 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8176 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8178 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8179 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8180 when expanding fcomi/sahf based tests.
8181 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8182 expanding sahf based alternative. Emit sahf based sequence when
8183 optimizing for code size.
8184 * config/i386/i386.md (x86_sahf_1): Do not disable for
8185 TARGET_64BIT, enable for TARGET_SAHF.
8187 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8189 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8190 spurious whitespace from error message.
8192 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8195 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8197 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8199 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8201 * tree-sra.c (instantiate_element): Propagate disabled warnings
8202 from the element itself to the created variable.
8204 2007-03-07 Richard Henderson <rth@redhat.com>
8207 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8208 silently fix up the stack in the case of a missing register.
8210 2007-03-07 Paul Brook <paul@codesourcery.com>
8212 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8214 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8216 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8218 (phase1_vrs): Use them.
8219 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8220 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8221 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8222 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8223 __gnu_Unwind_Restore_WMMXC if required.
8224 (_Unwind_VRS_Pop): Implement iWMMXt support.
8225 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8226 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8227 gnu_Unwind_Save_WMMXC): Define.
8229 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8231 * config/vxworks.h (vxworks_override_options): Declare.
8232 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8233 * config/vxworks.c: Include target.h and toplev.h.
8234 (vxworks_override_options): New function.
8235 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8237 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8239 * config/s390/s390.c (override_options): Don't emit an error when
8240 -mstack-size is used without providing -mstack-guard.
8241 (s390_emit_prologue): Choose stack_guard value automatically if not
8242 provided via command line.
8243 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8245 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8247 * config/i386/i386.c (output_set_got): Add a GOT initialization
8248 sequence for VxWorks PIC.
8249 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8250 around labels as well as symbols. Use gotoff_operand instead
8251 of local_symbolic_operand.
8252 (legitimize_pic_address): Use gotoff_operand instead of
8253 local_symbolic_operand. Use @GOT accesses for labels as
8255 (ix86_output_addr_diff_elt): Use PC-relative rather than
8256 GP-relative offsets for VxWorks PIC.
8257 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8258 no_new_pseudos. Check whether the returned register is op0.
8259 * config/i386/i386.md (tablejump): Use PC-relative rather than
8260 GP-relative offsets for VxWorks PIC.
8261 * config/i386/predicates.md (gotoff_operand): New predicate.
8263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8265 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8267 * config/vxworks-dummy.h: New file.
8268 * config/i386/i386.h: Include it.
8270 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8272 * dwarf2out.c (is_inlined_entry_point): New
8273 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8274 DW_AT_ranges if the first subblock is the entry point.
8276 2007-03-06 David Daney <ddaney@avtrex.com>
8278 * doc/install.texi (mips-*-*): Change recommended binutils
8281 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8283 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8284 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8286 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8287 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8289 2007-03-06 Jan Hubicka <jh@suse.cz>
8291 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8292 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8294 (probably_cold_bb_p): Cold functions are cold.
8295 (probably_never_executed_bb_p): Cold functions are cold.
8296 (tree_bb_level_predictions): Predict calls to cold functions as not
8298 (compute_function_frequency): Check hot/cold attributes.
8299 * function.h (function_frequency): Update comments.
8300 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8301 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8302 (c_common_att): Add cold and hot.
8304 * doc/extend.texi (hot,cold attributes): Document.
8306 2007-03-06 Andrew Haley <aph@redhat.com>
8308 * function.c (expand_function_end): Move blockage to just after we
8309 emit the label for the naked return from the function.
8311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8313 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8316 2007-03-06 Jan Hubicka <jh@suse.cz>
8318 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8319 loaded for constant large models. Non-large 64bit PIC can do.
8320 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8321 * cmodel.h: Add LARGE PIC.
8322 * i386.md (UNSPEC_PLTOFF): New.
8323 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8325 (*call_1_rex64): Disable for large models.
8326 (*call_1_rex64_large): New.
8327 (*call_value_1_rex64): Disable for large models.
8328 (*call_value_1_rex64_large): New.
8329 (set_rip_rex4): New.
8330 (set_got_offset_rex64): New.
8331 * predicates.md (constant_call_address_operand): For large model
8332 constant calls are not possible.
8333 * i386-protos.h (construct_plt_address): Declare.
8334 * i386.c (override_options): Accept large models.
8335 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8336 (legitimate_constant_p): Add new UNSPECs.
8337 (legitimate_pic_operand_p): Likewise.
8338 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8339 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8341 (output_pic_addr_const): Add PLTOFF.
8342 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8343 (ix86_expand_move): Legitimize pic address when in PIC mode.
8344 (construct_plt_address): New function.
8345 (ix86_expand_call): Offload the address to register and use GOT pointer
8347 * invoke.texi (mcmodel=large): Update documentation.
8349 2007-03-06 Richard Henderson <rth@redhat.com>
8351 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8352 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8353 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8354 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8355 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8356 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8357 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8358 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8359 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8360 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8361 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8362 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8363 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8364 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8365 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8366 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8367 x86_schedule, x86_use_bt, x86_pad_returns,
8368 x86_use_xchgb): Merge into ...
8369 (ix86_tune_features): ... here. New array.
8370 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8371 x86_bswap): Merge into ...
8372 (ix86_arch_features): ... here. New array.
8373 (x86_3dnow_a): Remove.
8374 (x86_accumulate_outgoing_args): Make static.
8375 (x86_arch_always_fancy_math_387): Make static.
8376 (ix86_tune_mask, ix86_arch_mask): Move ...
8377 (override_options): ... to local variables here. Apply the
8378 appropriate mask to each element of ix86_arch_features and
8379 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8380 as were done in the old macros.
8381 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8382 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8383 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8384 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8385 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8386 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8387 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8388 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8389 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8390 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8391 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8392 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8393 x86_accumulate_outgoing_args, x86_prologue_using_move,
8394 x86_epilogue_using_move, x86_decompose_lea,
8395 x86_arch_always_fancy_math_387, x86_shift1,
8396 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8397 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8398 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8399 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8400 x86_use_incdec, x86_pad_returns, x86_bswap,
8401 x86_partial_flag_reg_stall): Remove.
8402 (enum ix86_tune_indices): New.
8403 (ix86_tune_features): New.
8404 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8405 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8406 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8407 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8408 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8409 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8410 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8411 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8412 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8413 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8414 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8415 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8416 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8417 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8418 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8419 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8420 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8421 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8422 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8423 TARGET_EXT_80387_CONSTANTS): Use it.
8424 (enum ix86_arch_indices): New.
8425 (ix86_arch_features): New.
8426 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8427 TARGET_BSWAP): Use it.
8428 (ix86_tune_mask, ix86_arch_mask): Remove.
8430 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8433 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8434 Define using $${sysroot_headers_suffix}.
8435 * configure: Regenerate.
8436 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8437 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8439 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8440 * gcc.c (print_sysroot_headers_suffix): New.
8441 (option_map): Include --print-sysroot-headers-suffix.
8442 (display_help): Mention -print-sysroot-headers-suffix.
8443 (process_command): Handle -print-sysroot-headers-suffix.
8444 (do_spec_1): Append multilib directory to include-fixed path if
8445 sysroot suffixes in use.
8446 (main): Handle -print-sysroot-headers-suffix.
8447 * Makefile.in (start.encap): Don't depend on xlimits.h
8448 (xlimits.h): Remove.
8449 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8450 limits.h for each multilib in fixinc_list.
8451 (fixinc_list, s-fixinc_list): New.
8452 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8453 generate them for each multilib in fixinc_list.
8454 (stmp-fixproto): Use include-fixed. Run fixproto for each
8455 multilib in fixinc_list.
8456 (mostlyclean): Don't remove xlimits.h.
8457 (clean): Remove include-fixed.
8458 (real-install-headers-tar, real-install-headers-cpio,
8459 real-install-headers-cp): Don't copy include, only include-fixed.
8460 (install-mkheaders): Depend on fixinc_list. Don't depend on
8461 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8462 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8463 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8465 2007-03-06 Jan Hubicka <jh@suse.cz>
8467 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8472 * configure.ac: Allow tm_file to contain build-directory files.
8473 * configure: Regenerate.
8474 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8475 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8476 * config/m68k/print-sysroot-suffix.sh: New file.
8478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8480 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8481 of pic_offset_table_rtx if reload_completed.
8482 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8483 PIC_OFFSET_TABLE_REGNUM.
8484 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8486 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8487 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8489 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8491 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8492 functions that call eh_return.
8494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8496 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8497 functions that need a constant pool.
8499 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8502 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8503 (m68k_preferred_reload_class): Likewise.
8504 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8505 (SECONDARY_RELOAD_CLASS): Define.
8506 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8507 (LIMIT_RELOAD_CLASS): Delete.
8508 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8509 registers from storing bytes.
8510 (m68k_secondary_reload_class): New function.
8511 (m68k_preferred_reload_class): Likewise.
8513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8515 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8517 (m68k_expand_prologue): Likewise.
8519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8521 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8522 (mips_expand_epilogue): Add a bool parameter.
8523 (m68k_legitimize_sibcall_address): Declare.
8524 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8525 (m68k_expand_epilogue): Add a parameter to select between sibling
8526 and normal epilogues. Only generate a return for the latter.
8527 (m68k_ok_for_sibcall_p): New function.
8528 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8529 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8530 (sibcall_value, *sibcall_value): Likewise.
8531 (*call, *call_value): Require !SIBLING_CALL_P.
8532 (epilogue): Update call to m68k_expand_epilogue.
8533 (sibcall_epilogue): New pattern.
8534 * config/m68k/predicates.md (const_call_operand): Say that this
8535 predicate applies to sibling calls too.
8536 (sibcall_operand): New predicate.
8538 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8540 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8541 alternatives as movsi_cf.
8542 (movsf_cf_hard): Add commentary.
8544 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8545 Richard Sandiford <richard@codesourcery.com>
8547 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8548 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8549 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8550 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8551 as being live on exit from an interrupt function.
8552 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8553 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8554 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8555 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8556 (m68k_interrupt_function_p): Globalize.
8557 (m68k_compute_frame_layout): Remove reverse mask code.
8558 (m68k_emit_movem, m68k_set_frame_related): New functions.
8559 (m68k_output_function_prologue): Delete in favor of...
8560 (m68k_expand_prologue): ...this new function.
8561 (m68k_output_function_epilogue): Delete in favor of...
8562 (m68k_expand_epilogue): ...this new function.
8563 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8565 (print_operand): Handle %?.
8566 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8567 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8568 (prologue, epilogue): New patterns.
8569 (return): Turn into a define_expand.
8570 (*return): New pattern, derived from old "return" pattern. Use rte
8571 rather than rts for interrupt functions. Only use rtd if the pop
8573 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8574 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8575 (link, *link, unlink, *unlink, load_got): Likewise.
8577 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8581 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8582 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8583 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8584 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8585 and m68k_matches_u_p.
8586 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8587 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
8588 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
8589 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
8590 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
8591 (REG_STRICT_P): New macro.
8592 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
8593 PCREL_GENERAL_OPERAND_OK.
8594 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
8595 m68k_legitimate_base_reg_p.
8596 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
8597 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
8598 (PIC_CASE_VECTOR_ADDRESS): Update comment.
8599 * config/m68k/m68k.c (m68k_address): New structure.
8600 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
8601 (m68k_decompose_index, m68k_legitimate_constant_address_p)
8602 (m68k_jump_table_ref_p, m68k_decompose_address)
8603 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
8604 (m68k_matches_u_p): New functions.
8605 (print_operand_address): Rewrite to use m68k_decompose_index.
8607 2007-03-05 David Taylor <dtaylor@emc.com>
8609 * gcc.c: Correct copyright date in --version output.
8611 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8613 * pa.md: In unamed move patterns, disparge copies between general
8614 and floating point registers using '?' modifier. Don't include 'f'
8615 constraint for register preferences in DImode, SImode, HImode and
8616 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8617 Remove constraints for copies between general and floating registers
8618 in soft-float DFmode pattern.
8619 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8623 2007-03-05 Mike Stump <mrs@apple.com>
8625 * c-common.c (targetcm): Add.
8626 * c-opts.c (c_common_handle_option): Handle language specific
8628 * opts.c (handle_option): Verify language for target options, if
8630 * opth-gen.awk: Add CL_LANG_ALL.
8631 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8632 (TARGETCM_INITIALIZER): Add.
8633 * target.h (struct gcc_targetcm): Add.
8635 * targhooks.c (default_handle_c_option): Add.
8636 * targhooks.h (default_handle_c_option): Add.
8637 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8639 * config/darwin.opt (iframework): Add.
8640 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8641 * config/darwin-c.c (handle_c_option): Add.
8642 (TARGET_HANDLE_C_OPTION): Add.
8644 * doc/invoke.texi (Darwin Options): Add -iframework.
8646 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8648 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8651 2007-03-05 Ian Lance Taylor <iant@google.com>
8653 * c.opt (fgnu89-inline): New option.
8654 * c-opts.c (c_common_post_options): Set default value for
8656 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8657 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8659 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8660 (grokdeclarator, start_function): Likewise.
8661 * c-cppbuiltin.c (c_cpp_builtins): Define either
8662 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8663 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8664 (C Dialect Options): Document -fgnu89-inline.
8665 * doc/extend.texi (Function Attributes): Explain what the
8666 gnu_inline attribute does.
8667 * doc/cpp.texi (Common Predefined Macros): Document
8668 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8670 2007-03-05 Ian Lance Taylor <iant@google.com>
8672 PR tree-optimization/31034
8673 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8674 half-range if the other side is an overflow infinity.
8676 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8678 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8679 (bfin*-linux-uclibc*): New configuration.
8680 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8682 * config/bfin/linux.h: New file.
8683 * config/bfin/libgcc-bfin.ver: New file.
8684 * config/bfin/t-bfin-uclinux: New file.
8685 * config/bfin/t-bfin-linux: New file.
8686 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8687 (TARGET_OS_CPP_BUILTINS): New macro.
8689 2007-03-05 Richard Guenther <rguenther@suse.de>
8691 * fold-const.c (fold_binary): Remove duplicate folding
8692 of comparison of non-null ADDR_EXPR against null.
8694 2007-03-05 Richard Guenther <rguenther@suse.de>
8695 Dorit Nuzman <dorit@il.ibm.com>
8697 PR tree-optimization/26420
8698 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8699 are no loops in the function. Only print the number of
8700 vectorized loops if it is greater than zero or we are supposed
8701 to print information about unvectorized loops.
8703 2007-03-05 Revital Eres <eres@il.ibm.com>
8705 * gcc.dg/var-expand1.c: New test.
8706 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8707 when an accumulator is expanded.
8709 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8712 * c-common.c (convert_and_check): Don't give warnings for
8713 conversion if 'expr' already overflowed.
8715 2007-03-04 Roger Sayle <roger@eyesopen.com>
8718 * fold-const.c (fold_comparison): Enforce type consistency when
8719 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8721 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8723 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8724 containing a cast to the base of TARGET_MEM_REF.
8726 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8728 * tree.c (tree_contains_struct_check_failed): Remove spurious
8729 whitespace from error message.
8731 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8734 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8735 instead of precision.
8737 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8738 Nathan Sidwell <nathan@codesourcery.com>
8740 * emit-rtl.c (find_auto_inc): New.
8741 (try_split): recreate REG_INC notes,
8742 Use regular for loops rather than whiles.
8744 2007-03-03 Andreas Schwab <schwab@suse.de>
8746 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8747 * configure: Regenerate.
8749 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8751 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8752 flag_rounding_math, not flag_unsafe_math_optimizations.
8754 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8756 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8757 alpha_fold_vector_minmax): Likewise.
8758 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8759 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8761 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8763 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8764 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8765 if the lhs has side-effects.
8766 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8768 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8770 * config/i386/i386.h (TUNEMASK): Remove define.
8771 (ARCHMASK): Remove define.
8772 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8773 Use ix86_arch_mask variable instead of ARCHMASK.
8774 * config/i386/i386.c (override_options): Ditto.
8775 (standard_80387_constant_p): Ditto.
8777 2007-03-02 Ian Lance Taylor <iant@google.com>
8779 Used signed infinities in VRP.
8780 * tree-vrp.c (uses_overflow_infinity): New static function.
8781 (supports_overflow_infinity): New static function.
8782 (make_overflow_infinity): New static function.
8783 (negative_overflow_infinity): New static function.
8784 (positive_overflow_infinity): New static function.
8785 (is_negative_overflow_infinity): New static function.
8786 (is_positive_overflow_infinity): New static function.
8787 (is_overflow_infinity): New static function.
8788 (overflow_infinity_range_p): New static function.
8789 (compare_values_warnv): New function split out of compare_values.
8790 (compare_value): Call it.
8791 (set_value_range_to_nonnegative): Add overflow_infinity
8792 parameter. Change caller.
8793 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8795 (vrp_expr_computes_nonzero): Likewise.
8796 (compare_ranges, compare_range_with_value): Likewise.
8797 (compare_name_with_value, compare_names): Likewise.
8798 (vrp_evaluate_conditional): Likewise.
8799 (set_value_range): Handle infinity
8800 (vrp_operand_equal_p, operand_less_p): Likewise.
8801 (extract_range_from_assert): Likewise.
8802 (vrp_int_const_binop): Likewise.
8803 (extract_range_from_binary_expr): Likewise.
8804 (extract_range_from_unary_expr): Likewise.
8805 (extract_range_from_comparison): Likewise.
8806 (extract_range_from_expr): Likewise.
8807 (dump_value_range): Likewise.
8808 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8809 (test_for_singularity): Likewise.
8810 (vrp_int_const_binop): Remove inline qualifier.
8811 (adjust_range_with_scev): Add comment.
8812 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8814 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8816 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8817 (get_constraint_for): Likewise.
8818 (do_structure_copy): Likewise.
8819 (find_func_aliases): Fix references to MODIFY_EXPR.
8820 (intra_create_variable_infos): Tidy.
8821 * tree-ssa-operands.c (add_virtual_operand): Add argument
8823 When adding members of alias sets, if IS_CALL_SITE is true and
8824 the symbol is not call-clobbered, skip it.
8827 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8829 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8830 entry by means of emit_insn_at_entry.
8832 2007-03-02 Richard Henderson <rth@redhat.com>
8834 * expr.h (promoted_input_arg): Remove decl.
8835 * function.c (promoted_input_arg): Merge into ...
8836 * combine.c (setup_incoming_promotions): ... only caller.
8837 Rearrange to avoid double loop.
8839 2007-03-02 Ben Elliston <bje@au.ibm.com>
8840 Peter Bergner <bergner@vnet.ibm.com>
8841 Janis Johnson <janis187@us.ibm.com>
8843 * config/rs6000/dfp.md: New file.
8844 * config/rs6000/rs6000.md: Include dfp.md.
8845 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8846 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8847 and TDmode decimal float modes in FP registers.
8848 (num_insns_constant): Likewise.
8849 (rs6000_legitimate_offset_address_p): Likewise.
8850 (rs6000_legitimize_address): Likewise.
8851 (rs6000_legitimize_reload_address): Likewise.
8852 (rs6000_legitimate_address): Likewise.
8853 (rs6000_emit_move): Likewise.
8854 (function_arg_boundary): Likewise.
8855 (function_arg_advance): Likewise.
8856 (rs6000_darwin64_record_arg_recurse): Likewise.
8857 (function_arg): Likewise.
8858 (rs6000_gimplify_va_arg): Likewise.
8859 (rs6000_split_multireg_move): Likewise.
8860 (rs6000_output_function_epilogue): Likewise.
8861 (rs6000_output_function_epilogue): Likewise.
8862 (rs6000_register_move_cost): Likewise.
8863 (rs6000_function_value): Likewise.
8864 (rs6000_libcall_value): Likewise.
8866 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8868 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8870 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8872 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8873 Use $MULTIDIR to choose between the kernel and RTP headers,
8874 and use $WIND_BASE and $WIND_USR to locate them.
8876 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8878 * config/i386/i386.c (override_options): Put initialization of
8879 ix86_tune_mask and ix86_arch_mask to the correct place.
8881 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8882 Michael Meissner <michael.meissner@amd.com>
8885 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8887 (TARGET_CMOVE): Use ARCHMASK.
8888 (TARGET_CMPXCHG): Ditto.
8889 (TARGET_CMPXCHG8B): Ditto.
8890 (TARGET_XADD): Ditto.
8891 (TARGET_BSWAP): Ditto.
8892 * config/i386/i386.c (ix86_tune_mask): New global variable.
8893 (ix86_arch_mask): Ditto.
8894 (override_options): Initialize ix86_tune_mask and
8895 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8898 2007-03-02 Ben Elliston <bje@au.ibm.com>
8901 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8903 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8905 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8906 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8907 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8908 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8910 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8911 rs6000_init_dwarf_reg_sizes_extra): New.
8912 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8913 SPE register high parts.
8915 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8917 * Makefile.in: Add install-pdf target as
8918 copied from automake v1.10 rules.
8919 * configure.ac: Add install-pdf to target list.
8920 * configure: Regenerate.
8922 2007-03-01 Paul Brook <paul@codesourcery.com>
8924 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8925 modes to LDRD for DImode.
8926 (output_move_double): Fixup out of range ldrd/strd.
8927 (vfp_secondary_reload_class): Rename...
8928 (coproc_secondary_reload_class): ... to this. Add wb argument.
8929 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8930 coproc_secondary_reload_class for CLASS_IWMMXT.
8931 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8932 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8934 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8936 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8937 factor by the estimated number of iterations.
8938 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8941 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8942 decode_caches_intel, detect_caches_intel): New functions.
8943 (host_detect_local_cpu): Use detect_caches_amd and
8944 detect_caches_intel.
8946 2007-03-01 Richard Henderson <rth@redhat.com>
8948 * expr.c (emit_move_complex_push): Export.
8949 (emit_move_complex_parts): Split out from ...
8950 (emit_move_complex): ... here.
8951 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8952 * config/i386/i386.md (movcdi): New.
8954 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8957 size of mode1 to check for tieable modes in MMX case.
8959 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8961 * Makefile.in (rtlanal.o): Depend on tree.h.
8962 * rtl.h (offset_within_section_p, split_const): Declare.
8963 * rtlanal.c: Include tree.h.
8964 (offset_within_block_p): New function, taken from
8965 mips_offset_within_object_p.
8966 (split_const): New function, taken from mips_split_const.
8967 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8969 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8970 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8971 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8972 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8973 (m68k_illegitimate_symbolic_constant_p): New function.
8974 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8975 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8976 symbolic constant that might be outside the symbol's section,
8977 move the symbol first and then add the offset.
8978 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8980 * config/mips/mips.c (mips_split_const): Delete.
8981 (mips_offset_within_object_p): Delete.
8982 (mips_symbolic_constant_p): Use offset_within_section_p and
8983 split_const instead of mips_offset_within_object_p and
8985 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8986 (mips_legitimize_const_move, print_operand_reloc)
8987 (mips_dangerous_for_la25_p): Use split_const instead of
8990 2007-02-28 Eric Christopher <echristo@apple.com>
8992 * Makefile.in (install-include-dir): Don't rm -rf include.
8994 2007-02-28 Richard Guenther <rguenther@suse.de>
8997 * fold-const.c (fold_binary): Do not associate expressions
8998 with more than one variable for integer types that do not wrap.
9000 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9002 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9003 Delete, and replace with...
9004 (fold_builtin_call_array): This. Update callers to use it.
9005 * fold-const.c (fold_build_call_list): Delete, and replace with...
9006 (fold_build_call_array): This.
9007 (fold_build_call_list_initializer): Delete, and replace with...
9008 (fold_build_call_array_initializer): This.
9009 * tree.h: Update declarations to reflect above changes.
9011 * c-typeck.c (build_function_call): Store converted arguments
9012 in a stack-allocated array instead of building a list.
9013 (convert_arguments): Store arguments in the array passed in as an
9014 argument, and return the actual number of arguments.
9015 * c-format.c: (check_function_format): Pass arguments in an
9016 array instead of a list.
9017 * c-common.c (check_function_nonnull): Likewise.
9018 (check_function_sentinel): Likewise.
9019 (check_function_arguments): Likewise.
9020 * c-common.h: Update declarations to reflect above changes.
9022 2007-02-28 Jan Hubicka <jh@suse.cz>
9024 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9025 PRED_NEGATIVE_RETURN): Update outcomes.
9027 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9029 * calls.c (emit_library_call_value_1): Handle partial registers
9030 correctly when building up CALL_INSN_FUNCTION_USAGE.
9032 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9034 * pa/predicates.md (move_src_operand): Allow zero for mode.
9035 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9038 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9041 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9042 *movv2df_internal): Enable pattern only for valid operand
9044 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9045 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9047 2007-02-27 Mike Stump <mrs@apple.com>
9049 * config/darwin-crt3.c: Avoid compilation when compiling for a
9052 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9054 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9056 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9057 for fixed headers and limits.h.
9058 (install-include-dir, install-headers-tar, install-headers-cpio,
9059 install-headers-cp, real-install-headers-tar,
9060 real-install-headers-cpio, real-install-headers-cp): Handle
9061 include-fixed as well as include.
9062 (install-mkheaders): Don't install files that go only in include
9064 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9065 from GCC_INCLUDE_DIR.
9066 * gcc.c (process_command): Remove special -BstageN/ handling.
9067 (do_spec_1): Add include-fixed directories.
9069 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9071 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9073 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9075 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9078 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9080 * c-common.c (get_priority): Add check for
9081 SUPPORTS_INIT_PRIORITY.
9083 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9085 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9087 * config/bfin/bfin.c: Include "cfglayout.h".
9088 (MAX_LSETUP_DISTANCE): New macro.
9089 (struct loop_info): New members incoming, incoming_src and
9090 incoming_dest. Delete member predecessor.
9091 (length_for_loop): New function.
9092 (bfin_optimize_loop): Handle more different loop structures.
9093 (bfin_discover_loop): Rework detection of predecessor blocks by
9094 examining incoming edges.
9095 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9097 (bfin_reorder_loops): New function.
9098 (bfin_reorg_loops): Use these three new functions.
9100 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9101 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9102 (CONSTRAINT_LEN): Add entry for 'q'.
9103 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9104 Add 'q' constraints.
9105 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9106 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9108 * config/bfin/bfin.md (add_with_carry): New pattern.
9109 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9110 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9111 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9112 support unsigned multiplies too. Removed incorrect commutativity from
9113 operand 1 constraint where appropriate.
9114 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9116 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9117 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9119 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9120 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9121 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9122 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9123 usmulhisi_hh_huh): New patterns.
9125 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9126 lshifthi3): Fix output template to use half reg for operand 2.
9128 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9131 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9133 2007-02-27 Andreas Schwab <schwab@suse.de>
9135 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9137 2007-02-27 Jan Hubicka <jh@suse.cz>
9139 * predict.c (last_basic_block_p): Remove.
9140 (tree_estimate_probability): Update return heuristic for commonized
9143 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9145 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9147 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9149 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9150 * doc/cpp.texi: Standardize title page.
9151 * doc/cppinternals.texi: Likewise.
9152 * doc/gcc.texi: Standardize title page, remove version number
9153 from copyright page.
9154 * doc/gccint.texi: Likewise.
9155 * doc/install.texi: Standardize title page, add table of
9158 2007-02-26 Jan Hubicka <jh@suse.cz>
9160 * predict.def: Set outcomes according to more recent results.
9161 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9162 Remove dead predictors.
9163 * predict.c (return_prediction): Fix pasto.
9165 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9167 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9168 change; avoid a memory leak when returning early.
9170 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9172 * c-decl.c (static_ctors): Move to c-common.c.
9173 (static_dtors): Likewise.
9174 (finish_function): Use c_record_cdtor_fn.
9175 (build_cdtor): Move to c-common.c.
9176 (c_write_global_declarations): Use c_build_cdtor_fns.
9177 * c-common.h (static_ctors): Declare.
9178 (static_dtors): Likewise.
9179 (c_record_cdtor_fn): Likewise.
9180 (c_build_cdtor_fns): Likewise.
9181 * c-common.c (static_ctors): New variable.
9182 (static_dtors): Likewise.
9183 (c_record_cdtor_fn): New function.
9184 (build_cdtor): Move from c-decl.c
9185 (c_build_cdtor_fns): New function.
9187 * output.h (assemble_addr_to_section): Declare.
9188 (get_cdtor_priority_section): Likewise.
9189 * varasm.c (assemble_addr_to_section): New function.
9190 (get_cdtor_priority_section): Likewise.
9191 (default_named_section_asm_out_destructor): Use them.
9192 (destor_dtor_section_asm_out_destructor): Likewise.
9193 (default_named_section_asm_out_constructor): Likewise.
9194 (default_ctor_section_asm_out_constructor): Likewise.
9195 * config.gcc (*-*-vxworks*): Include vxworks.o.
9196 * config/t-vxworks (vxworks.o): New target.
9197 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9198 (TARGET_ASM_CONSTRUCTOR): Define.
9199 (TARGET_ASM_DESTRUCTOR): Likewise.
9200 (vxworks_asm_out_constructor): Declare.
9201 (vxworks_asm_out_destructor): Likewise.
9203 * c-common.c (get_priority): Check that we have not just an
9204 INTEGER_CST, but an integer constant with integeral type.
9206 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9208 PR tree-optimization/30938
9209 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9210 use &dt[nargs-1] instead of &dt[nargs] in the call to
9211 vect_is_simple_use().
9213 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9215 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9216 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9217 Do not attempt to handle MEM inside auto-inc expressions.
9218 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9219 of a register modified by an auto-inc expression. However, do handle
9220 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9221 (elimination_effects): Prohibit elimination of a register modified
9222 by an auto-inc expression. Disable register elimination rules whose
9223 target register is modified by an auto-inc expression with variable
9226 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9228 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9230 (array_at_struct_end_p): New function.
9231 (idx_infer_loop_bounds): Use it.
9232 (estimate_numbers_of_iterations_loop): Export.
9233 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9234 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9235 (tree_estimate_probability): Call record_loop_exits.
9236 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9237 (estimated_loop_iterations, estimated_loop_iterations_int,
9238 estimated_loop_iterations_tree): New functions.
9239 (analyze_siv_subscript_cst_affine,
9240 compute_overlap_steps_for_affine_1_2,
9241 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9242 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9243 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9244 (PRED_LOOP_ITERATIONS_GUESSED): New.
9245 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9246 * cfgloop.h (estimate_numbers_of_iterations_loop,
9247 estimated_loop_iterations_int): Declare.
9249 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9251 * doc/extend.texi: Document optional priority argument to
9252 constructors and destructors.
9253 * tree.c (init_priority_for_decl): Adjust GTY markers.
9254 (init_ttree): Use priority-info hash functions for
9255 init_priority_for_decl.
9256 (tree_map_eq): Rename to ...
9257 (tree_map_base_eq): ... this.
9258 (tree_map_marked_p): Rename to ...
9259 (tree_map_base_marked_p): ... this.
9260 (tree_map_base_hash): New function.
9261 (decl_init_priority_lookup): Rework.
9262 (decl_fini_priority_lookup): New function.
9263 (decl_priority_info): New function.
9264 (decl_init_priority_insert): Use it.
9265 (decl_fini_priority_insert): Likewise.
9266 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9268 (decl_restrict_base_insert): Likewise.
9269 (decl_debug_expr_insert): Likewise.
9270 (decl_value_expr_lookup): Likewise.
9271 (decl_value_expr_insert): Likewise.
9272 * tree.h (priority_type): New type.
9273 (decl_init_priority_lookup): Use priority_type.
9274 (decl_fini_priority_lookup): New function.
9275 (decl_init_priority_insert): Use priority_type.
9276 (decl_fini_priority_insert): New function.
9277 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9278 (DECL_INIT_PRIORITY): Likewise.
9279 (SET_DECL_INIT_PRIORITY): Add comment.
9280 (DECL_FINI_PRIORITY): New macro.
9281 (SET_DECL_FINI_PRIORITY): Likewise.
9282 (DEFAULT_INIT_PRIORITY): Document.
9283 (MAX_INIT_PRIORITY): Likewise.
9284 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9285 (tree_map_base): New type.
9286 (tree_map_base_eq): New function.
9287 (tree_map_base_hash): Likewise.
9288 (tree_map_base_marked_p): Likewise.
9289 (tree_map): Inherit from tree_map_base.
9290 (tree_map_eq): Make it a macro.
9291 (tree_map_marked_p): Likewise.
9292 (tree_int_map): Inherit from tree_map_base.
9293 (tree_int_map_eq): Make it a macro.
9294 (tree_int_map_hash): Likewise.
9295 (tree_int_map_marked_p): Likewise.
9296 (tree_priority_map): New type.
9297 (tree_priority_map_eq): New macro.
9298 (tree_priority_map_hash): Likewise.
9299 (tree_priority_map_marked_p): Likewise.
9300 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9302 (emutls_common_1): Likewise.
9303 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9304 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9305 of tree_map hierarchy.
9306 * tree-cfg.c (move_stmt_r): Likewise.
9307 (new_label_mapper): Likewise.
9308 * c-tree.h (c_expand_body): Move to ...
9309 * c-common.h (c_expand_body): ... here.
9310 * c-decl.c (c_expand_body): Move to ...
9311 * c-common.c (c_expand_body): ... here.
9312 (c_common_attribute_table): Allow 1 argument for the constructor
9313 and destructor attributes.
9314 (get_priority): New function.
9315 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9316 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9318 2007-02-24 Jan Hubicka <jh@suse.cz>
9321 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9323 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9324 Jan Hubicka <jh@suse.cz>
9327 * i386.c (counter_mode): New function.
9328 (expand_set_or_movmem_via_loop): Use it.
9329 (expand_movmem_epilogue): Likewise; fix pasto.
9330 (ix86_expand_movmem): Do emit guard even for constant counts.
9331 (ix86_expand_setmem): Likewise.
9333 2007-02-25 Nick Clifton <nickc@redhat.com>
9335 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9336 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9338 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9341 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9342 count argument with 0x10, not with 0x16.
9343 (expand_setmem_epilogue): Ditto.
9345 2007-02-24 Mike Stump <mrs@apple.com>
9347 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9350 2007-02-24 Richard Guenther <rguenther@suse.de>
9353 * fold-const.c (fold_binary): Fold x +- CST op x for
9354 EQ_EXPR and NE_EXPR.
9356 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9358 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9360 2007-02-24 Jan Hubicka <jh@suse.cz>
9362 * cgraphunit.c (decide_is_function_needed): Honor
9363 -fkeep-inline-functions.
9365 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9367 * builtins.c (fold_builtin_modf): New.
9368 (fold_builtin_2): Use it.
9370 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9372 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9373 (determine_max_iter): Take additional LOOP arg; all callers changed.
9374 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9375 one using simplifications.
9376 (simplify_using_initial_values): Return if the expression becomes
9377 invalid due to altered regs.
9379 2007-02-23 DJ Delorie <dj@redhat.com>
9381 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9383 2007-02-23 Mike Stump <mrs@apple.com>
9385 * tlink.c (scan_linker_output): Parse linker messages from
9386 darwin9's linker better.
9388 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9391 * varpool.c (varpool_assemble_pending_decls): Set
9392 varpool_last_needed_node to null.
9394 2007-02-23 DJ Delorie <dj@redhat.com>
9396 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9397 alignment bigger than the object file can handle.
9399 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9403 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9404 (*movsf_1): Penalize MMX moves.
9406 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9408 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9409 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9411 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9413 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9415 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9416 (fold_builtin_1): Use them.
9417 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9418 BUILT_IN_SIGNIFICAND.
9420 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9422 * config/i386/i386.c (bdesc_1arg): Initialize
9423 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9424 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9425 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9426 and IX86_BUILTIN_MOVSLDUP.
9428 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9430 PR rtl-optimization/30841
9431 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9433 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9435 * builtins.c (fold_builtin_frexp): New.
9436 (fold_builtin_2): Use it.
9438 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9440 * doc/invoke.texi (Spec Files): Document getenv spec function.
9442 * gcc.c (getenv_spec_function): New function.
9443 (static_spec_functions): Add it.
9444 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9445 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9448 2007-02-22 Michael Matz <matz@suse.de
9451 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9452 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9454 2007-02-22 Ian Lance Taylor <iant@google.com>
9457 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9458 (mem_loc_descriptor): Call it.
9460 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9461 Ira Rosen <irar@il.ibm.com>
9463 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9465 2007-02-22 Ira Rosen <irar@il.ibm.com>
9467 PR tree-optimization/30843
9468 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9469 stores only after all the group is vectorized.
9471 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9473 PR tree-optimization/30858
9474 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9475 in the reduction cycle have a single use in the loop.
9476 * tree-vectorizer.h (relevant): Add documentation.
9478 2007-02-20 Mike Stump <mrs@apple.com>
9480 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9481 * configure: Regenerate.
9483 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9485 Change the defaults of some parameters and options.
9486 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9487 * config/spu/spu.c (spu_optimization_options): Add.
9488 (spu_override_options): Change params in spu_optimization_options.
9489 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9491 Register 127 is only 16 byte aligned when used as a frame pointer.
9492 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9493 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9494 HARD_FRAME_POINTER_REGNUM.
9495 (spu_legitimate_address): Use regno_aligned_for_reload.
9496 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9497 aligned when frame_pointer_needed is true.
9498 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9500 * config/spu/spu.h (INIT_EXPANDERS): Define.
9502 Make sure shift and rotate instructions have valid immediate operands.
9503 * config/spu/predicates.md (spu_shift_operand): Remove.
9504 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9505 * config/spu/constraints.md (W, O): Extend range.
9506 * config/spu/spu.md (umask, nmask): Define.
9507 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9508 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9509 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9510 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9511 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9512 (lshr<mode>3_reg): Fix rtl description.
9514 Make sure mulhisi immediate operands are valid.
9515 * config/spu/predicates.md (imm_K_operand): Add.
9516 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9518 Generate constants using fsmbi and andi.
9519 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9520 (print_operand, spu_split_immediate, classify_immediate,
9521 fsmbi_const_p): Handle IC_FSMBI2.
9523 Correctly handle a CONST_VECTOR containing symbols.
9524 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9525 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9526 (immediate_load_p): Allow symbols that use 2 instructions to create.
9527 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9528 with symbols when flag_pic is set.
9529 (const_vector_immediate_p): New.
9530 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9531 accept a CONST_VECTOR with symbols.
9532 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9533 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9535 * config/spu/spu.md (high, low): Delete.
9536 (low_<mode>): Define.
9538 Remove INTRmode and INTR_REGNUM, which didn't work.
9539 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9541 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9542 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9543 peephole2 pattern): Don't use INTR or 131.
9544 (movintrcc): Delete.
9545 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9546 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9547 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9548 (UNSPEC_SET_INTR): Add.
9549 * config/spu/spu-modes.def (INTR): Remove.
9551 More accurate warnings about run-time relocations.
9552 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9554 Correctly warn about immediate arguments to specific intrinsics.
9555 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9556 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9557 the instruction predicate.
9559 Fix tree check errors with latest update.
9560 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9562 (spu_expand_builtin): Use CALL_EXPR_FN.
9564 Add missing specific intrinsics.
9565 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9567 * config/spu/spu_internals.h: Ditto.
9569 Fix incorrect operand modifiers.
9570 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9571 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9573 Optimize one case of zero_extend of a vec_select.
9574 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9576 Accept any immediate for hbr.
9577 * config/spu/spu.md (hbr): Change s constraints to i.
9579 2007-02-21 Paul Brook <paul@codesourcery.com>
9581 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9582 condexec_count when skipping USE and CLOBBER.
9584 2007-02-21 Nick Clifton <nickc@redhat.com>
9586 * common.opt (Warray-bounds): Add Warning attribute.
9587 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
9589 (fsized-zeroes): Add Optimization attribute.
9590 (fsplit-wide-types, ftree-scev-cprop): Likewise.
9591 * c.opt (Wc++0x-compat): Add Warning attribute.
9593 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9596 * reload1.c (eliminate_regs_in_insn): In the single_set special
9597 case, attempt to re-recognize the insn before falling back to
9598 having reload fix it up.
9600 2007-02-20 Eric Christopher <echristo@gmail.com>
9602 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
9603 Rewrite accordingly.
9604 (frv_read_iacc_argument): Ditto.
9605 (frv_expand_set_builtin): Take a call instead of arglist, update for
9607 (frv_expand_unop_builtin): Ditto.
9608 (frv_expand_binop_builtin): Ditto.
9609 (frv_expand_cut_builtin): Ditto.
9610 (frv_expand_binopimm_builtin): Ditto.
9611 (frv_expand_voidbinop_builtin): Ditto.
9612 (frv_expand_int_void2arg): Ditto.
9613 (frv_expand_prefetches): Ditto.
9614 (frv_expand_voidtriop_builtin): Ditto.
9615 (frv_expand_voidaccop_builtin): Ditto.
9616 (frv_expand_load_builtin): Ditto.
9617 (frv_expand_store_builtin): Ditto.
9618 (frv_expand_mdpackh_builtin): Ditto.
9619 (frv_expand_mclracc_builtin): Ditto.
9620 (frv_expand_mrdacc_builtin): Ditto.
9621 (frv_expand_mwtacc_builtin): Ditto.
9622 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9625 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9627 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9628 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9630 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9632 * configure: Regenerate.
9633 * config.in: Regenerate.
9634 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9635 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9636 masks to power6 and power6x and to POWERPC_MASKS.
9637 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9639 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9640 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9641 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9642 Access PROTOTYPE as variable, not mask.
9644 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9646 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9647 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9648 * combine.c (adjust_for_new_dest): Use it.
9649 * postreload.c (reload_combine): Likewise.
9651 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9653 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9654 notes on an insn with multiple sets, even if single_set returns
9655 non-NULL for that insn.
9657 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9659 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9662 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9664 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9665 if user didn't pass it.
9666 * config/i386/darwin.h (CC1_SPEC): Likewise.
9667 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9668 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9669 -mmacosx-version-min.
9671 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9672 Uros Bizjak <ubizjak@gmail.com>
9674 * optabs.h (enum optab_index): Add new OTI_scalb.
9675 (scalb_optab): Define corresponding macro.
9676 * optabs.c (init_optabs): Initialize scalb_optab.
9677 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9679 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9680 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9681 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9682 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9683 flag_unsafe_math_optimizations is set.
9685 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9686 to implement scalbf, scalb and scalbl built-ins as inline x87
9689 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9690 DJ Delorie <dj@redhat.com>
9693 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9694 (diagnostic_report_diagnostic): ... here, and turn them into real
9695 errors. If warnings are inhibited, no need to do anything.
9697 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9700 better code generation.
9702 2007-02-20 Ben Elliston <bje@au.ibm.com>
9704 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9706 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9708 * config/alpha/alpha.c, config/alpha/alpha.md,
9709 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9710 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9711 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9712 config/arm/lib1funcs.asm: Follow spelling conventions.
9714 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9715 config/fr30/fr30.md, config/i386/i386.h,
9716 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9717 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9718 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9719 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9720 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9721 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9722 config/sparc/sparc.c, config/sparc/sparc.h,
9723 config/sparc/sparc.md, config/spu/constraints.md,
9724 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9727 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9730 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9733 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9735 * doc/invoke.texi (-ftree-lrs): Remove.
9737 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9739 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9742 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9744 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9745 new CALL_EXPR_FN macro for retrieving the function
9746 declaration of the input expression.
9748 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9750 * c.opt (Waddress): New.
9751 * common.opt (Walways-true): Delete.
9752 (Wstring-literal-comparison): Delete.
9753 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9754 -Wstring-literal-comparison. Add -Waddress.
9756 (Walways-true): Delete.
9757 (Wstring-literal-comparison): Delete.
9758 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9759 consistently instead of -Walways-true in example.
9760 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9761 * c-typeck.c (parser_build_binary_op): Replace
9762 -Wstring-literal-comparison and -Walways-true with -Waddress.
9763 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9766 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9768 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9769 without DECL_STRUCT_FUNCTION initialized.
9771 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9773 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9774 due to calls to functions taking pointers as parameters.
9776 2007-02-19 Richard Henderson <rth@redhat.com>
9779 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9782 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9784 * config/s390/s390.c (s390_call_saved_register_used,
9785 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9786 accessed to the new scheme.
9788 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9790 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9791 (cris_print_index, cris_print_operand, cris_print_operand_address)
9792 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9793 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9794 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9796 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9797 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9798 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9799 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9800 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9801 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9802 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9803 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9804 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9805 (uminsi3, call, call_value): Ditto.
9806 (define_split: indir_to_reg_split, unnamed): Ditto.
9808 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9810 PR tree-optimization/30975
9811 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9814 2007-02-18 Eric Christopher <echristo@gmail.com>
9816 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9817 Remove use of arglist.
9818 (mips_expand_builtin): Remove use of arglist, pass in expr.
9819 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9820 (mips_expand_builtin_movtf): Ditto.
9821 (mips_expand_builtin_compare): Ditto.
9823 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9825 * tree-sra.c (sra_build_assignment): Replace assertion
9826 checking with a comment explaining why it can't be done.
9828 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9831 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9832 during CALL_EXPR representation conversion.
9833 * tree-ssa-propagate.c (set_rhs): Likewise.
9835 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9837 * tree-sra.c (sra_build_assignment): Disable assertion checking
9840 2007-02-18 Roger Sayle <roger@eyesopen.com>
9842 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9843 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9844 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9846 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9847 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9848 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9849 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9850 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9851 force_gimple_operand): Likewise.
9852 * ipa-cp.c (constant_val_insert): Likewise.
9853 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9854 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9855 perfect_nestify): Likewise.
9856 * langhooks.c (lhd_omp_assignment): Likewise.
9857 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9858 lower_copyprivate_clauses, lower_send_clauses,
9859 lower_send_shared_vars, expand_parallel_call,
9860 expand_omp_for_generic, expand_omp_for_static_nochunk,
9861 expand_omp_for_static_chunk, expand_omp_sections,
9862 lower_omp_single_copy, lower_omp_for_lastprivate,
9863 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9864 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9865 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9868 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9870 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9871 config/sh/sh.md: Follow spelling conventions.
9873 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9874 config/frv/predicates.md: Follow spelling conventions.
9876 * config/m68k/linux-unwind.h: Fix a comment typo.
9877 * target.h: Follow spelling conventions.
9879 2007-02-18 Roger Sayle <roger@eyesopen.com>
9881 PR rtl-optimization/28173
9882 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9883 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9884 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9885 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9886 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9888 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9890 * builtins.c (fold_builtin_load_exponent): New.
9891 (fold_builtin_2): Use it.
9893 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9895 PR rtl-optimization/30773
9896 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9897 if we fail to attach a REG_EQUIV note.
9899 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9900 Roger Sayle <roger@eyesopen.com>
9902 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9904 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9906 * calls.c (initialize_argument_information): Pass original EXP
9907 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9908 code to split complex arguments here, as part of initializing the
9910 (expand_call): Remove code that builds a list of arguments and
9911 inserts implicit arguments into it. Instead, just count how many
9912 implicit arguments there will be so we can determine the size of
9913 the ARGS array, and let initialize_argument_information do the work.
9914 (split_complex_values): Delete unused function.
9916 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9918 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9920 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9922 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9923 for arg pointer based indexed addressing.
9925 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9927 * config/ia64/ia64.h, config/ia64/ia64.md,
9928 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9929 spelling conventions.
9931 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9933 * config/m68k/m68k.c (split_di): New.
9934 * config/m68k/m68k-protos.h: Declare split_di.
9935 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9936 Improve predicate handling and split constant shifts.
9938 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9940 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9941 parameter for register bitfield operations, general predicates
9944 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9946 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9947 * config/m68k/linux-unwind.h: New file.
9949 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9951 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9952 config/i386/athlon.md, config/ia64/ia64.md,
9953 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9954 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9955 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9956 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9957 tree-vect-transform.c: Fix comment typos.
9959 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9961 * sched-deps.c (find_insn_list): Remove.
9962 * sched-int.h: Remove the prototype for find_insn_list.
9964 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9966 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9968 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9969 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9970 darwin_rs6000_override_options.
9971 (C_COMMON_OVERRIDE_OPTIONS): Expect
9972 darwin_macosx_version_min to be non-NULL always.
9973 (TARGET_C99_FUNCTIONS): Likewise.
9974 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9975 (DARWIN_MINVERSION_SPEC): New.
9976 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9977 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9979 (DARWIN_MINVERSION_SPEC): New.
9980 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9982 * config/darwin-c.c (darwin_cpp_builtins): Expect
9983 darwin_macosx_version_min to be non-NULL always.
9985 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9987 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/i386.h (x86_use_xchgb): New.
9990 (TARGET_USE_XCHGB): New macro.
9991 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9992 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9993 Split after reload into bswaphi for shifts of 8.
9994 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9995 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9996 or when optimizing for size.
9998 2007-02-16 Richard Guenther <rguenther@suse.de>
9999 Christian Bruel <christian.bruel@st.com>
10001 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10002 DECLs but prefer SSA_NAMEs over DECLs.
10004 2007-02-16 Richard Guenther <rguenther@suse.de>
10006 * tree-flow-inline.h (single_imm_use_p): Remove.
10007 (zero_imm_uses_p): Likewise.
10008 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10009 instead of single_imm_use_p.
10010 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10013 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10016 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10017 nested double- and backquotes.
10019 2007-02-15 Roger Sayle <roger@eyesopen.com>
10021 PR middle-end/30391
10022 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10023 should be unreachable.
10024 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10025 For the time being redirect GIMPLE_MODIFY_STMT to the new
10026 (renamed) build_gimple_modify_stmt_stat.
10027 (build2_gimple_stat): Rename to...
10028 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10029 Always build a GIMPLE_MODIFY_STMT node.
10030 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10031 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10034 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10035 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10036 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10037 expand_complex_div_wide): Likewise.
10038 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10039 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10040 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10041 * tree-ssa-loop-manip.c (create_iv): Likewise.
10042 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10043 abs_replacement): Likewise.
10044 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10045 realify_fake_stores): Likewise.
10047 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10048 node rather than a GIMPLE_MODIFY_STMT node.
10049 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10050 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10052 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10053 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10054 GIMPLE_MODIFY_STMT.
10056 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10058 PR middle-end/30433
10059 * fold-const.c (fold_comparison): Add back the
10060 folding of constant complex comparisions.
10062 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10064 PR middle-end/30729
10065 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10066 effects unknown to this function, return early.
10068 2007-02-15 Ian Lance Taylor <iant@google.com>
10070 * lower-subreg.c (move_eh_region_note): New static function.
10071 (resolve_simple_move): Call it.
10072 (decompose_multiword_subregs): Track blocks for which we resolve a
10073 simple move which is also a control flow insn. Pass them to
10074 find_many_sub_basic_blocks.
10075 (pass_lower_subreg): Add TODO_verify_flow.
10076 (pass_lower_subreg2): Likewise.
10078 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10079 Brooks Moses <brooks.moses@codesourcery.com>
10080 Lee Millward <lee.millward@codesourcery.com>
10082 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10083 (VL_EXP_CLASS_P): New.
10084 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10086 (TREE_OPERAND_CHECK_CODE): Likewise.
10087 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10088 (TREE_RTL_OPERAND_CHECK): Likewise.
10089 (tree_operand_check_failed): Make second parameter the whole tree
10090 instead of its code. Fixed callers.
10091 (VL_EXP_CHECK): New.
10092 (TREE_OPERAND_LENGTH): New.
10093 (VL_EXP_OPERAND_LENGTH): New.
10094 (CALL_EXPR_FN): New.
10095 (CALL_EXPR_STATIC_CHAIN): New.
10096 (CALL_EXPR_ARGS): New.
10097 (CALL_EXPR_ARG): New.
10098 (call_expr_nargs): New.
10099 (CALL_EXPR_ARGP): New.
10100 (build_nt_call_list): Declare.
10101 (build_vl_exp_stat): Declare.
10102 (build_vl_exp): New.
10103 (build_call_list): Declare.
10104 (build_call_nary): Declare.
10105 (build_call_valist): Declare.
10106 (build_call_array): Declare.
10107 (call_expr_arg): Declare.
10108 (call_expr_argp): Declare.
10109 (call_expr_arglist): Declare.
10110 (fold_build_call_list): Declare.
10111 (fold_build_call_list_initializer): Declare.
10112 (fold_call_expr): Declare to replace fold_builtin.
10113 (fold_builtin_fputs): Update to agree with modified definition.
10114 (fold_builtin_strcpy): Likewise.
10115 (fold_builtin_strncpy): Likewise.
10116 (fold_builtin_memory_chk): Likewise.
10117 (fold_builtin_stxcpy_chk): Likewise.
10118 (fold_builtin_strncpy_chk): Likewise.
10119 (fold_builtin_next_arg): Likewise.
10120 (fold_build_call_expr): Declare.
10121 (fold_builtin_call_list): Declare.
10122 (fold_builtin_call_valist): Declare.
10123 (build_call_expr): Declare.
10124 (validate_arglist): Update to agree with modified definition.
10125 (tree_operand_length): New.
10126 (call_expr_arg_iterator): New.
10127 (init_call_expr_arg_iterator): New.
10128 (next_call_expr_arg): New.
10129 (first_call_expr_arg): New.
10130 (more_call_expr_args_p): New.
10131 (FOR_EACH_CALL_EXPR_ARG): New.
10133 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10134 and tcc_gimple_stmt.
10135 (tree_code_size): Update documentation. Use sizeof (tree) rather
10136 than sizeof (char *).
10137 (tree_size): Likewise. Add case for tcc_vl_exp.
10138 (tree_node_structure): Add case for tcc_vl_exp.
10139 (contains_placeholder_p): Likewise.
10140 (substitute_in_expr): Likewise.
10141 (substitute_placeholder_in_expr): Likewise.
10142 (stabilize_reference_1): Likewise.
10143 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10144 to diagnose breakage of this interface for constructing CALL_EXPRs.
10145 (build_nt): Add similar assertion here.
10146 (build_nt_call_list): New.
10147 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10148 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10150 (get_callee_fndecl): Use new CALL_EXPR accessors.
10151 (tree_operand_check_failed): Change parameters to pass entire node
10152 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10153 (process_call_operands): New.
10154 (build_vl_exp_stat): New.
10155 (build_call_list): New.
10156 (build_call_nary): New.
10157 (build_call_valist): New.
10158 (build_call_array): New.
10159 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10160 (call_expr_arglist): New.
10162 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10163 tcc_vl_exp instead of a fixed-size tcc_expression.
10165 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10166 accessors for CALL_EXPRs.
10167 (AGGR_INIT_EXPR): Likewise.
10169 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10170 Brooks Moses <brooks.moses@codesourcery.com>
10171 Lee Millward <lee.millward@codesourcery.com>
10173 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10174 (expand_builtin_nonlocal_goto): Change parameter to be entire
10175 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10176 (expand_builtin_prefetch): Likewise.
10177 (expand_builtin_classify_type): Likewise.
10178 (mathfn_built_in): Return NULL_TREE instead of 0.
10179 (expand_errno_check): Use new CALL_EXPR accessors.
10180 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10181 Return NULL_RTX instead of 0.
10182 (expand_builtin_mathfn_2): Likewise.
10183 (expand_builtin_mathfn_3): Likewise.
10184 (expand_builtin_interclass_mathfn): Likewise.
10185 (expand_builtin_sincos): Likewise.
10186 (expand_builtin_cexpi): Likewise.
10187 (expand_builtin_int_roundingfn): Likewise.
10188 (expand_builtin_int_roundingfn_2): Likewise.
10189 (expand_builtin_pow): Likewise.
10190 (expand_builtin_powi): Likewise.
10191 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10192 of arglist, fixing callers appropriately. Use new CALL_EXPR
10193 accessors and constructors. Return NULL_RTX instead of 0.
10194 (expand_builtin_strstr): Likewise.
10195 (expand_builtin_strchr): Likewise.
10196 (expand_builtin_strrchr): Likewise.
10197 (expand_builtin_strpbrk): Likewise.
10198 (expand_builtin_memcpy): Likewise.
10199 (expand_builtin_mempcpy): Likewise.
10200 (expand_builtin_mempcpy_args): New.
10201 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10202 (expand_builtin_memmove_args): New.
10203 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10204 (expand_movstr): Likewise.
10205 (expand_builtin_strcpy): Likewise.
10206 (expand_builtin_strcpy_args): New.
10207 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10208 (expand_builtin_strncpy): Likewise.
10209 (expand_builtin_memset): Likewise.
10210 (expand_builtin_memset_args): New.
10211 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10212 (expand_builtin_memcmp): Likewise.
10213 (expand_builtin_strcmp): Likewise.
10214 (expand_builtin_strncmp): Likewise.
10215 (expand_builtin_strcat): Likewise.
10216 (expand_builtin_strncat): Likewise.
10217 (expand_builtin_strspn): Likewise.
10218 (expand_builtin_strcspn): Likewise.
10219 (expand_builtin_args_info): Likewise.
10220 (expand_builtin_va_start): Likewise.
10221 (gimplify_va_arg_expr): Likewise.
10222 (expand_builtin_va_end): Likewise.
10223 (expand_builtin_va_copy): Likewise.
10224 (expand_builtin_frame_address): Likewise.
10225 (expand_builtin_alloca): Likewise.
10226 (expand_builtin_bswap): Likewise.
10227 (expand_builtin_unop): Likewise.
10228 (expand_builtin_fputs): Likewise.
10229 (expand_builtin_expect): Likewise.
10230 (expand_builtin_fabs): Likewise.
10231 (expand_builtin_copysign): Likewise.
10232 (expand_builtin_printf): Likewise.
10233 (expand_builtin_fprintf): Likewise.
10234 (expand_builtin_sprintf): Likewise.
10235 (expand_builtin_init_trampoline): Likewise.
10236 (expand_builtin_signbit): Likewise.
10237 (expand_builtin_fork_or_exec): Likewise.
10238 (expand_builtin_sync_operation): Likewise.
10239 (expand_builtin_compare_and_swap): Likewise.
10240 (expand_builtin_lock_test_and_set): Likewise.
10241 (expand_builtin_lock_release): Likewise.
10242 (expand_builtin): Likewise.
10243 (builtin_mathfn_code): Likewise.
10245 (fold_builtin_constant_p): Pass call arguments individually instead
10246 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10247 accessors and constructors. Return NULL_TREE instead of 0.
10248 (fold_builtin_expect): Likewise.
10249 (fold_builtin_classify_type): Likewise.
10250 (fold_builtin_strlen): Likewise.
10251 (fold_builtin_nan): Likewise.
10252 (integer_valued_real_p): Likewise.
10253 (fold_trunc_transparent_mathfn): Likewise.
10254 (fold_fixed_mathfn): Likewise.
10255 (fold_builtin_cabs): Likewise.
10256 (fold_builtin_sqrt): Likewise.
10257 (fold_builtin_cbrt): Likewise.
10258 (fold_builtin_cos): Likewise.
10259 (fold_builtin_cosh): Likewise.
10260 (fold_builtin_tan): Likewise.
10261 (fold_builtin_sincos): Likewise.
10262 (fold_builtin_cexp): Likewise.
10263 (fold_builtin_trunc): Likewise.
10264 (fold_builtin_floor): Likewise.
10265 (fold_builtin_ceil): Likewise.
10266 (fold_builtin_round): Likewise.
10267 (fold_builtin_int_roundingfn): Likewise.
10268 (fold_builtin_bitop): Likewise.
10269 (fold_builtin_bswap): Likewise.
10270 (fold_builtin_logarithm): Likewise.
10271 (fold_builtin_hypot): Likewise.
10272 (fold_builtin_pow): Likewise.
10273 (fold_builtin_powi): Likewise.
10274 (fold_builtin_exponent): Likewise.
10275 (fold_builtin_memset): Likewise.
10276 (fold_builtin_bzero): Likewise.
10277 (fold_builtin_memory_op): Likewise.
10278 (fold_builtin_bcopy): Deleted; call site changed to invoke
10279 fold_builtin_memory_op directly.
10280 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10281 (fold_builtin_strncpy): Likewise.
10282 (fold_builtin_memcmp): Likewise.
10283 (fold_builtin_strcmp): Likewise.
10284 (fold_builtin_strncmp): Likewise.
10285 (fold_builtin_signbit): Likewise.
10286 (fold_builtin_copysign): Likewise.
10287 (fold_builtin_isascii): Likewise.
10288 (fold_builtin_toascii): Likewise.
10289 (fold_builtin_isdigit): Likewise.
10290 (fold_builtin_fabs): Likewise.
10291 (fold_builtin_abs): Likewise.
10292 (fold_builtin_fmin_fmax): Likewise.
10293 (fold_builtin_carg): Likewise.
10294 (fold_builtin_classify): Likewise.
10295 (fold_builtin_unordered_cmp): Likewise.
10297 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10298 New functions split out from fold_builtin_1.
10299 (fold_builtin_n): New.
10300 (fold_builtin_varargs): New.
10301 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10303 (fold_call_expr): New.
10304 (build_function_call_expr): Rewrite to use new helper function.
10305 (fold_builtin_call_list): New.
10306 (build_call_expr): New.
10307 (fold_builtin_call_valist): New.
10308 (rewrite_call_expr): New.
10309 (validate_arg): New.
10310 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10311 of an arglist. Change return type to bool. Use new CALL_EXPR
10314 (fold_builtin_strstr): Pass call arguments individually instead
10315 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10316 accessors and constructors. Return NULL_TREE instead of 0.
10317 (fold_builtin_strchr): Likewise.
10318 (fold_builtin_strrchr): Likewise.
10319 (fold_builtin_strpbrk): Likewise.
10320 (fold_builtin_strcat): Likewise.
10321 (fold_builtin_strncat): Likewise.
10322 (fold_builtin_strspn): Likewise.
10323 (fold_builtin_strcspn): Likewise.
10324 (fold_builtin_fputs): Likewise.
10325 (fold_builtin_next_arg): Likewise.
10326 (fold_builtin_sprintf): Likewise.
10328 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10329 NULL_RTX instead of 0.
10330 (expand_builtin_memory_chk): Likewise.
10331 (maybe_emit_chk_warning): Likewise.
10332 (maybe_emit_sprintf_chk_warning): Likewise.
10334 (fold_builtin_object_size): Pass call arguments individually instead
10335 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10336 accessors and constructors. Return NULL_TREE instead of 0.
10337 (fold_builtin_memory_chk): Likewise.
10338 (fold_builtin_stxcpy_chk): Likewise.
10339 (fold_builtin_strncpy_chk): Likewise.
10340 (fold_builtin_strcat_chk): Likewise.
10341 (fold_builtin_strcat_chk): Likewise.
10342 (fold_builtin_strncat_chk): Likewise.
10343 (fold_builtin_sprintf_chk): Likewise.
10344 (fold_builtin_snprintf_chk): Likewise.
10345 (fold_builtin_printf): Likewise.
10346 (fold_builtin_vprintf): Likewise.
10348 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10350 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10351 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10352 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10353 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10354 (fold_unary): Likewise.
10355 (fold_binary): Likewise.
10356 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10357 ternary expressions.
10358 (fold): Add logic for tcc_vl_exp.
10359 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10360 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10361 (fold_build3_stat): Add assertion to flag broken interface for
10362 constructing CALL_EXPRs.
10363 (fold_build_call_list): New.
10364 (fold_build_call_list_initializer): New.
10365 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10367 (fold_strip_sign_ops): Likewise.
10369 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10370 Brooks Moses <brooks.moses@codesourcery.com>
10371 Lee Millward <lee.millward@codesourcery.com>
10373 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10374 accessors and dump arguments explicitly.
10376 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10378 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10380 (print_call_name): Use new CALL_EXPR accessors.
10382 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10383 CALL_EXPR arguments explicitly instead of as a list. Use
10384 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10386 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10387 (vrp_visit_stmt): Likewise.
10389 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10390 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10392 (force_move_till_expr): Likewise.
10394 * targhooks.c (default_external_stack_protect_fail): Use
10395 build_call_expr instead of build_function_call_expr.
10396 (default_hidden_stack_protect_fail): Likewise.
10398 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10401 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10402 and walk arguments explicitly.
10404 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10406 (expand_simple_operations): Likewise.
10407 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10409 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10410 of TREE_CODE_LENGTH.
10411 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10413 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10414 instead of TREE_CODE_LENGTH.
10416 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10417 (tree_ic_transform): Likewise.
10418 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10419 parameter instead of arglist. Fix callers.
10420 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10421 (tree_stringops_transform): Likewise.
10422 (tree_indirect_call_to_profile): Likewise.
10423 (tree_stringops_values_to_profile): Likewise.
10425 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10426 (eliminate_tail_call): Likewise.
10428 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10430 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10431 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10433 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10435 * omp-low.c (build_omp_barrier): Use build_call_expr.
10436 (lower_rec_input_clauses): Likewise.
10437 (lower_reduction_clauses): Likewise.
10438 (expand_parallel_call): Likewise.
10439 (maybe_catch_exception): Likewise.
10440 (expand_omp_for_generic): Likewise.
10441 (expand_omp_for_static_nochunk): Likewise.
10442 (expand_omp_sections): Likewise.
10443 (lower_omp_single_simple): Likewise.
10444 (lower_omp_single_copy): Likewise.
10445 (lower_omp_master): Likewise.
10446 (lower_omp_ordered): Likewise.
10447 (lower_omp_critical): Likewise.
10449 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10450 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10452 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10453 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10454 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10456 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10457 and generalize to handle any number of operands.
10458 (chrec_contains_undetermined): Likewise.
10459 (tree_contains_chrecs): Likewise.
10460 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10462 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10464 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10465 fold_call_expr instead of fold_builtin.
10466 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10467 match declarations there.
10468 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10471 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10472 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10474 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10475 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10477 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10480 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10481 (execute_cse_sincos): Use new CALL_EXPR accessors.
10483 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10485 * gimple-low.c (lower_function_body): Use build_call_expr.
10486 (lower_builtin_setjmp): Likewise.
10488 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10489 (set_storage_via_libcall): Likewise.
10490 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10491 instead of TREE_CODE_LENGTH.
10492 (expand_expr_real_1): Use new CALL_EXPR accessors.
10494 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10495 generalize to handle any number of operands.
10496 (TB_parent_eq): Likewise.
10498 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10499 (strip_builtin_expect): Likewise.
10501 * function.c (gimplify_parameters): Use build_call_expr.
10503 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10504 instead of TREE_CODE_LENGTH.
10506 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10507 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10509 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10512 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10513 (gimplify_decl_expr): Likewise.
10514 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10515 Use new CALL_EXPR iterators.
10516 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10517 (gimplify_modify_expr_to_memset): Likewise.
10518 (gimplify_variable_sized_compare): Likewise.
10519 (gimplify_omp_atomic_fetch_op): Likewise.
10520 (gimplify_omp_atomic_pipeline): Likewise.
10521 (gimplify_omp_atomic_mutex): Likewise.
10522 (gimplify_function_tree): Likewise.
10524 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10525 (call_expr_flags): Likewise.
10526 (expand_call): Likewise.
10528 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10529 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10532 * coverage.c (create_coverage): Use build_call_expr.
10534 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10535 (temp_call_expr_obstack): New.
10536 (pool_copy_list): Delete.
10537 (temp_copy_call_expr): New.
10538 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10539 CALL_EXPR accessors. Get rid of special goo for copying argument
10540 lists and use temp_copy_call_expr instead.
10541 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10542 CALL_EXPR accessors.
10543 (create_expression_by_pieces): Likewise. Use build_call_array
10544 to construct the result instead of fold_build3.
10545 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10546 dealing with argument lists.
10547 (init_pre): Remove references to expression_node_pool and
10548 list_node_pool. Init temp_call_expr_obstack instead.
10549 (fini_pre): Remove references to expression_node_pool and
10552 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10553 and walk arguments explicitly instead of as a list.
10555 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10556 (mx_register_decls): Likewise.
10557 (mudflap_register_call): Likewise.
10558 (mudflap_finish_file): Likewise.
10560 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10561 (ipa_callsite_compute_param): Likewise.
10563 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10564 accessors and constructor.
10566 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10567 accessors and constructor.
10568 (convert_tramp_reference): Likewise.
10569 (convert_call_expr): Likewise.
10570 (finalize_nesting_tree_1): Likewise.
10572 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10575 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10577 * tree-inline.c (initialize_inlined_parameters): Pass entire
10578 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10580 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10581 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10583 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10584 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10585 (vectorizable_reduction): Likewise.
10586 (vectorizable_call): Use new CALL_EXPR iterators.
10587 (vectorizable_conversion): Use build_call_expr.
10588 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
10589 (vect_gen_widened_results_half): Use build_call_expr.
10590 (vect_setup_realignment): Likewise.
10591 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
10593 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
10594 (pass_through_call): Likewise.
10595 (compute_object_sizes): Likewise. Use fold_call_expr instead of
10598 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
10599 (tree_gen_pow2_profiler): Likewise.
10600 (tree_gen_one_value_profiler): Likewise.
10601 (tree_gen_ic_func_profiler): Likewise.
10602 (tree_gen_average_profiler): Likewise.
10603 (tree_gen_ior_profiler): Likewise.
10605 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
10606 (find_func_aliases): Use new CALL_EXPR accessors. Add case
10607 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10609 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
10610 of TREE_CODE_LENGTH.
10612 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
10613 of TREE_CODE_LENGTH.
10615 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10617 (convert_to_integer): Likewise.
10619 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10622 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10623 Brooks Moses <brooks.moses@codesourcery.com>
10624 Lee Millward <lee.millward@codesourcery.com>
10626 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10628 * config/frv/frv.c (frv_expand_builtin): Likewise.
10629 * config/s390/s390.c (s390_expand_builtin): Likewise.
10631 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10632 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10634 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10635 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10636 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10637 (ix86_expand_store_builtin): Likewise.
10638 (ix86_expand_unop_builtin): Likewise.
10639 (ix86_expand_unop1_builtin): Likewise.
10640 (ix86_expand_sse_compare): Likewise.
10641 (ix86_expand_sse_comi): Likewise.
10642 (ix86_expand_vec_init_builtin): Likewise.
10643 (ix86_expand_vec_ext_builtin): Likewise.
10644 (ix86_expand_vec_set_builtin): Likewise.
10645 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10647 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10648 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10650 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10651 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10652 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10654 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10656 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10657 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10658 arglist. Use new CALL_EXPR accessors. Fix callers.
10659 (altivec_expand_abs_builtin): Likewise.
10660 (rs6000_expand_binop_builtin): Likewise.
10661 (altivec_expand_predicate_builtin): Likewise.
10662 (altivec_expand_lv_builtin): Likewise.
10663 (spe_expand_stv_builtin): Likewise.
10664 (altivec_expand_stv_builtin): Likewise.
10665 (rs6000_expand_ternop_builtin): Likewise.
10666 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10667 (altivec_expand_st_builtin): Likewise.
10668 (altivec_expand_dst_builtin): Likewise.
10669 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10670 arglist. Use new CALL_EXPR accessors. Fix callers.
10671 (altivec_expand_vec_set_builtin): Likewise.
10672 (altivec_expand_vec_ext_builtin): Likewise.
10673 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10674 (spe_expand_builtin): Likewise.
10675 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10676 arglist. Use new CALL_EXPR accessors. Fix callers.
10677 (spe_expand_evsel_builtin): Likewise.
10678 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10679 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10681 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10682 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10683 (arm_expand_unop_builtin): Likewise.
10684 (arm_expand_builtin): Use new CALL_EXPR accessors.
10686 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10689 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10690 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10691 (bfin_expand_unop_builtin): Likewise.
10692 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10694 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10695 Brooks Moses <brooks.moses@codesourcery.com>
10696 Lee Millward <lee.millward@codesourcery.com>
10698 * c-semantics.c (build_stmt): Add internal diagnostic check.
10700 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10701 accessors. Print arguments explicitly instead of as a list.
10703 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10705 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10706 (c_finish_omp_flish): Likewise.
10708 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10709 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10710 instead of TREE_CODE_LENGTH.
10711 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10712 (c_warn_unused_result): Likewise.
10714 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10717 * doc/invoke.texi (Warning Options): Remove
10718 -Werror-implicit-function-declaration.
10719 (Wimplicit-function-declaration): Update description.
10720 * opts.c (common_handle_option): Move handling of -Werror=* to...
10721 (enable_warning_as_error): ...here.
10722 * opts.h (enable_warning_as_error): Declare.
10723 * c-decl.c (implicit_decl_warning): Unless
10724 -Wno-implicit-function-declaration is given, emit a pedwarn if
10725 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10726 * c.opt (Wimplicit-function-declaration): Replace
10727 mesg_implicit_function_declaration with
10728 warn_implicit_function_declaration.
10729 * c-opts.c (c_common_handle_option):
10730 -Werror-implicit-function-declaration is exactly equal as
10731 -Werror=implicit-function-declaration.
10732 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10733 warn_implicit_function_declaration.
10734 (c_common_post_options): -Wimplict-function-declaration is enabled
10735 by default by -std=c99, otherwise is disabled by default.
10736 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10738 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10740 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10741 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10742 former is ignored but not the latter.
10744 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10746 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10747 is made and the reference doesn't use the alias set of its type,
10748 do not create the temporary using that type.
10750 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10752 * jump.c: Remove prototypes for delete_computation and
10753 delete_prior_computation.
10755 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10757 * jump.c (get_label_after): Delete.
10758 (get_label_before, delete_computation, delete_jump,
10759 delete_prior_computation, follow_jumps): Move...
10760 * reorg.c (delete_computation, delete_prior_computation): ... here...
10761 (get_label_before, delete_jump): ... making these static ...
10762 (follow_jumps): ... and simplifying this since it only runs after
10764 * rtl.h (get_label_after, get_label_before, delete_jump,
10765 follow_jumps): Delete prototypes.
10767 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10769 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10771 2007-02-15 Nick Clifton <nickc@redhat.com>
10773 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10774 order to prevent it from being munged by the target.
10776 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10778 * config/i386/i386.md: Remove misleading comment.
10780 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10782 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10783 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10788 * tree-sra.c (instantiate_missing_elements): Canonicalize
10790 (sra_build_assignment): New.
10791 (generate_copy_inout, generate_element_copy,
10792 generate_element_zero, generate_one_element_init): Use it.
10794 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10796 * tree-sra.c (instantiate_missing_elements): Canonicalize
10798 (sra_build_assignment): New.
10799 (generate_copy_inout, generate_element_copy,
10800 generate_element_zero, generate_one_element_init): Use it.
10802 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10804 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10807 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10809 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10810 types as aggregates not scalars.
10811 * function.c (assign_stack_temp_for_type): Likewise.
10813 2007-02-14 Roger Sayle <roger@eyesopen.com>
10814 Zdenek Dvorak <dvorakz@suse.cz>
10816 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10819 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10821 * passes.c (next_pass_1): Clear the next field of the copied
10824 2007-02-14 Richard Henderson <rth@redhat.com>
10826 * tree-sra.c (early_sra): New.
10827 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10828 (tree_sra_early, pass_sra_early): New.
10829 * tree-pass.h (pass_sra_early): Declare.
10830 * passes.c (init_optimization_passes): Use it.
10832 2007-02-14 Richard Guenther <rguenther@suse.de>
10834 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10836 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10838 PR tree-optimization/30771
10839 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10841 (vect_analyze_operations): Induction phis can now be marked as
10843 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10844 Update documentation accordingly.
10846 2007-02-14 Nick Clifton <nickc@redhat.com>
10848 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10849 most 3 arguments are supported.
10850 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10852 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10854 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10855 Ensure dst->current is valid.
10857 2007-02-13 Paul Brook <paul@codesourcery.com>
10859 * config.gcc: Add arm*-*-uclinux-*eabi.
10860 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10861 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10862 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10863 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10864 (LINK_SPEC): Define.
10865 (LIB_SPEC): Define.
10866 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10868 * config/arm/uclinux-eabi.h: New file.
10869 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10870 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10873 2007-02-13 Ian Lance Taylor <iant@google.com>
10875 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10876 * flags.h (warn_strict_overflow): Declare.
10877 (enum warn_strict_overflow_code): Define.
10878 (issue_strict_overflow_warning): New static inline function.
10879 * opts.c (warn_strict_overflow): New variable.
10880 (common_handle_option): Handle OPT_Wstrict_overflow and
10881 OPT_Wstrict_overflow_.
10882 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10884 * fold-const.c: Include intl.h.
10885 (fold_deferring_overflow_warnings): New static variable.
10886 (fold_deferred_overflow_warning): New static variable.
10887 (fold_deferred_overflow_code): New static variable.
10888 (fold_defer_overflow_warnings): New function.
10889 (fold_undefer_overflow_warnings): New function.
10890 (fold_undefer_and_ignore_overflow_warnings): New function.
10891 (fold_deferring_overflow_warnings_p): New function.
10892 (fold_overflow_warning): New static function.
10893 (make_range): Add strict_overflow_p parameter. Change all
10895 (extract_muldiv, extract_muldiv_1): Likewise.
10896 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10897 tree_expr_nonnegative_p.
10898 (fold_negate_expr): Call fold_overflow_warning.
10899 (fold_range_test): Likewise.
10900 (fold_comparison): Likewise.
10901 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10902 instead of tree_expr_nonnegative_p.
10903 (tree_expr_nonnegative_warnv_p): Rename from
10904 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10905 (tree_expr_nonnegative_p): New function.
10906 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10907 strict_overflow_p parameter.
10908 (tree_expr_nonzero_p): New function.
10909 * passes.c (verify_interpass_invariants): New static function.
10910 (execute_one_pass): Call it.
10911 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10913 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10914 (estimate_numbers_of_iterations): Likewise.
10915 (scev_probably_wraps_p): Likewise.
10916 * tree-ssa-ccp.c: Include "toplev.h".
10917 (evaluate_stmt): Defer fold overflow warnings until we know we are
10919 (struct fold_stmt_r_data): Add stmt field.
10920 (fold_stmt_r): Defer fold overflow warnings until we know we
10922 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10923 (fold_stmt_inplace): Likewise.
10924 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10925 (cleanup_control_expr_graph): Defer fold overflow warnings until
10926 we know we are going to optimize.
10927 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10928 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10930 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10931 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10932 * tree-ssa-loop-manip.c (create_iv): Likewise.
10933 * c-typeck.c (build_conditional_expr): Likewise.
10934 (build_binary_op): Likewise.
10935 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10936 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10937 (extract_range_from_unary_expr): Likewise.
10938 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10939 assuming that signed overflow does not occur.
10940 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10941 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10942 (fold_defer_overflow_warnings): Declare.
10943 (fold_undefer_overflow_warnings): Declare.
10944 (fold_undefer_and_ignore_overflow_warnings): Declare.
10945 (fold_deferring_overflow_warnings_p): Declare.
10946 (tree_expr_nonzero_warnv_p): Declare.
10947 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10948 of warning options.
10949 (Warning Options): Document -Wstrict-overflow.
10950 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10951 (tree-ssa-ccp.o): Likewise.
10952 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10953 (fold-const.o): Depend on intl.h.
10955 2007-02-13 Ian Lance Taylor <iant@google.com>
10957 PR middle-end/30751
10958 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10961 2007-02-13 Stuart Hastings <stuart@apple.com>
10963 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10965 2007-02-13 Richard Henderson <rth@redhat.com>
10967 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10968 handled_component_p before looking for the indirect_ref.
10970 2007-02-13 Richard Henderson <rth@redhat.com>
10972 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10973 remove flags clobber.
10974 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10975 (bswaphi_lowpart): New.
10976 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10977 remove TARGET_BSWAP test. Delete expander of the same name.
10979 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10980 (expand_unop): Use them.
10982 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10984 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10985 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10986 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10987 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10988 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10989 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10990 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10991 assembler dialect choice from asm templates.
10993 2007-02-12 Richard Henderson <rth@redhat.com>
10995 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10996 (fixuns_trunc<SSEMODEF>si2): Use it.
10997 * config/i386/sse.md (vec_setv4sf_0): Export.
10998 * config/i386/i386.c (ix86_build_const_vector): Export.
10999 (ix86_split_convert_uns_si_sse): Rename from
11000 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11001 * config/i386/i386-protos.h: Update.
11003 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11006 * c-typeck.c (c_finish_return): Improve warning message.
11008 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * alias.c (find_symbolic_term): Delete unused function.
11012 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11014 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11015 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11016 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11018 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11020 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11021 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11022 the function, temporarily point the debug interface to the null one.
11024 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11026 * dwarf2out.c (round_up_to_align): New static function.
11027 (field_byte_offset): Use it to round the offset.
11029 2007-02-12 Richard Henderson <rth@redhat.com>
11031 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11032 (inswl_const): Export.
11034 2007-02-12 Richard Henderson <rth@redhat.com>
11036 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11037 result mode of the libcall, convert back to outmode.
11039 2007-02-12 Roger Sayle <roger@eyesopen.com>
11041 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11042 (bswapdi2): New define_expand to implement 32-bit implementation.
11044 2007-02-12 Nick Clifton <nickc@redhat.com>
11046 * doc/invoke.texi (Overall Options): Document --help=.
11047 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11048 (cc1_options): Pass --help= on to cc1.
11049 (display_help): Add description of --help=.
11050 (process_command): Add code to handle --help=. Allow translated
11051 --help and --target-help switches to be passed on to compiler
11053 (main): Remove unused if statement.
11054 * opts.c (columns): Remove.
11055 (LEFT_COLUMN): Define.
11056 (wrap_help): Add columns argument.
11057 (print_filtered_help): Change parameters to be an include bitmask,
11058 an exclude bitmask, an any bitmask and the column width. Move the
11059 code to display the params list here. Add code to display the
11060 status of options rather than their descriptions if the quiet flag
11062 (print_specific_help): Change parameters to be an include bitmask,
11063 an exclude bitmask and an any bitmask. Move code to look up the
11064 column width here. Decide upon the title for an options listing.
11065 (common_handle_options): Add code to handle --help=. Adapt code
11066 for --help and --target-help to use the revised form of the
11067 print_specific_help function.
11068 (print_help): Delete.
11069 (print_param_help): Delete.
11070 (print_switch): Delete.
11071 * opts.h (cl_lang_count): Add prototype.
11072 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11073 CL_MAX_OPTION_CLASS): New defines.
11074 * optc-gen.awk: Add construction of cl_lang_count.
11075 * c.opt: Add Warning attribute to warning options and Optimization
11076 attribute to optimization options.
11077 * common.opt: Likewise.
11079 Add -fhelp and -ftarget-help as aliases for the transformed --help
11080 and --target-help options.
11081 * opt-functions.awk: Add code to handle Warning and Optimization
11084 2007-02-12 Richard Henderson <rth@redhat.com>
11086 * config/alpha/constraints.md: New file.
11087 * config/alpha/alpha.c: Include tm-constrs.h.
11088 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11089 alpha_extra_constraint): Remove.
11090 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11091 * config/alpha/alpha-protos.h: Update.
11092 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11093 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11094 (EXTRA_CONSTRAINT): Remove.
11095 * config/alpha/alpha.md: Include constraints.md.
11096 (adddi splitter): Use satisfies_constraint_*.
11097 * config/alpha/predicates.md (add_operand): Likewise.
11098 (sext_add_operand, addition_operation): Likewise.
11100 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11102 PR tree-optimization/29145
11103 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11104 in our handling of restrict qualified pointers.
11106 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11109 * doc/invoke.texi (Wunused-value): Update description.
11110 (Wextra): Delete item.
11111 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11112 value of Wunused-value.
11113 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11114 (c_finish_stmt_expr): Don't check extra_warnings.
11115 (emit_side_effect_warnings): The caller is responsible to check
11118 2007-02-11 Roger Sayle <roger@eyesopen.com>
11119 Matt Thomas <matt@3am-software.com>
11121 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11123 2007-02-11 Roger Sayle <roger@eyesopen.com>
11125 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11126 comparisons of POPCOUNT against zero.
11127 (simplify_const_relational_operation): Likewise.
11129 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11131 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11133 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11135 * dwarf2out.c (root_type): Delete unused function.
11137 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11139 * genattrtab.c (contained_in_p): Delete unused function.
11140 (write_expr_attr_cache): Likewise.
11142 2007-02-11 Jan Hubicka <jh@suse.cz>
11144 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11147 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11149 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11150 to add the REG_EQ* note.
11151 * see.c (see_merge_one_use_extension): Likewise.
11152 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11153 turn REG_EQUAL notes into REG_EQUIV notes if the target
11154 register may have more than one set.
11155 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11156 * gcse.c (try_replace_reg): Likewise.
11157 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11158 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11159 more than one REG_EQUIV note.
11160 * reload1.c (gen_reload): Use set_unique_reg_note.
11162 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11165 (ix86_builtin_conversion): New function.
11167 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11170 * tree.h (DECL_REPLACEABLE_P): New macro.
11171 * except.c (set_nothrow_function_flags): Likewise.
11173 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11174 Ira Rosen <irar@il.ibm.com>
11175 Dorit Nuzman <dorit@il.ibm.com>
11177 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11178 * targhooks.c (default_builtin_vectorized_conversion): New.
11179 * targhooks.h (default_builtin_vectorized_function): New declaration.
11180 * target.h (struct vectorize): Add builtin_conversion field.
11181 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11182 stmt_vec_info_type value.
11183 (vectorizable_conversion): New declaration.
11184 * tree-vect-analyze.c (vect_analyze_operations): Add
11185 vectorizable_conversion call.
11186 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11187 * tree-vect-transform.c (vectorizable_conversion): New function.
11188 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11189 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11191 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11192 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11193 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11194 or ALTIVEC_BUILTIN_VCFSX.
11196 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11199 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11200 CONST_DOUBLE and operand 0 is a hard register.
11201 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11202 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11203 is a hard floating-point register.
11205 2007-02-10 Richard Henderson <rth@redhat.com>
11206 Jakub Jelinek <jakub@redhat.com>
11207 Alexandre Oliva <aoliva@redhat.com>
11209 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11210 * builtin-types.def (BT_WORD): Make unsigned.
11211 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11212 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11213 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11214 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11215 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11216 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11218 * expr.c (emutls_var_address): New.
11219 (expand_expr_real_1): Expand emulated tls.
11220 (expand_expr_addr_expr_1): Likewise.
11221 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11222 * output.h (emutls_finish): Declare.
11223 * toplev.c (compile_file): Call it.
11224 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11225 address before wrapping in CONST.
11226 * varasm.c (emutls_htab, emutls_object_type): New.
11227 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11228 (get_emutls_object_name, get_emutls_object_type): New.
11229 (get_emutls_init_templ_addr, emutls_decl): New.
11230 (emutls_common_1, emutls_finish): New.
11231 (assemble_variable): When emulating tls, swap decls; generate
11232 constructor for the emutls objects.
11233 (do_assemble_alias): When emulating tls, swap decl and target name.
11234 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11236 * varpool.c (decide_is_variable_needed): Look at force_output.
11237 Recurse for emulated tls.
11238 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11239 with decide_is_variable_needed.
11240 * emutls.c: New file.
11241 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11242 tls_object for real tls.
11244 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11246 PR rtl-optimization/29599
11247 * reload1.c (eliminate_regs_in_insn): Take the destination
11248 mode into account when computing the offset.
11250 2007-02-09 Stuart Hastings <stuart@apple.com>
11251 Richard Henderson <rth@redhat.com>
11253 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11254 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11255 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11256 fixuns_truncdfhi2): New.
11257 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11258 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11259 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11260 (floatunssidf2): Allow nonimmediate source.
11261 * config/i386/sse.md (movdi_to_sse): New.
11262 (vec_concatv2di): Drop '*'.
11263 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11264 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11265 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11267 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11268 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11269 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11270 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11271 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11272 ix86_build_const_vector.
11273 (x86_emit_floatuns): Rewrite.
11275 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11277 * genautomata.c (longest_path_length): Delete unused function.
11278 (struct state): Delete unused longest_path_length.
11279 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11280 (get_free_state): Delete unused.
11282 2007-02-09 Jan Hubicka <jh@suse.cz>
11284 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11285 * doc/invoke.texi (inline-unit-growth): Update default value.
11287 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11288 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11289 (rebuild_cgraph_edges): Likewise.
11290 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11291 (dump_cgraph_node): Dump frequencies.
11292 (cgraph_clone_edge): Add frequency scales.
11293 (cgraph_clone_node): Add freuqnecy.
11294 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11295 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11296 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11297 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11298 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11299 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11300 (save_inline_function_body): Likewise.
11301 * ipa-inline.c: inluce rtl.h
11302 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11303 (cgraph_edge_badness): Use frequencies.
11304 (cgraph_decide_recursive_inlining): Update clonning.
11305 (cgraph_decide_inlining_of_small_function): Dump frequency.
11306 * predict.c (estimate_bb_frequencies): Export.
11307 * predict.h (estimate_bb_frequencies): Declare.
11308 * tree-inline.c (copy_bb): Watch overflows.
11309 (expand_call_inline): Update call of cgraph_create_edge.
11310 (optimize_inline_calls): Use TODO flags to update frequnecies.
11311 * passes.h: Include predict.h
11312 (init_optimization_passes): Move profile ahead.
11313 (execute_function_todo): Handle TODO_rebuild_frequencies.
11315 2007-02-09 Roger Sayle <roger@eyesopen.com>
11317 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11318 the insbl or inswl pattern into a register.
11320 2007-02-09 Roger Sayle <roger@eyesopen.com>
11322 * config/ia64/ia64.md (bswapdi2): New define_insn.
11324 2007-02-09 Richard Henderson <rth@redhat.com>
11326 * config/i386/constraints.md (Ym): New constraint.
11327 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11328 (movdi_1_rex64): Split sse and xmm general register moves from
11329 memory move alternatives. Use conditional register constraints.
11330 (movsf_1, movdf_integer): Likewise.
11331 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11332 (movdf_integer_rex64): New.
11333 (pushsf_rex64): Fix output constraints.
11334 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11335 (sse2_stored): Likewise.
11336 (sse2_storeq_rex64): New.
11337 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11338 amd and not generic.
11339 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11340 for optimize_size. Remove SF/DFmode hack.
11342 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11344 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11347 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11348 Richard Sandiford <richard@codesourcery.com>
11350 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11351 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11352 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11353 m68k/t-mlib to tmake_file.
11354 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11355 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11356 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11357 Allow it to be cf or m68k. Set m68k_arch_family. If that
11358 variable is not empty, add t-$m68k_arch_family to tmake_file.
11359 Add t-mlibs to tmake_file.
11360 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11361 * config/m68k/t-cf: New file.
11362 * config/m68k/t-m68k: Likewise.
11363 * config/m68k/t-mlibs: Likewise.
11364 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11365 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11366 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11367 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11368 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11370 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11371 (INSTALL_LIBGCC): Delete.
11372 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11373 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11374 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11375 (M68K_MLIB_CPU): Define.
11376 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11377 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11378 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11380 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11381 Richard Guenther <rguenther@suse.de>
11383 PR middle-end/23361
11384 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11385 against INT_MIN/INT_MAX.
11386 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11387 file if a loop is removed.
11389 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11391 * calls.c (store_one_arg): Pass correct alignment to
11392 emit_push_insn for non-BLKmode values.
11393 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11394 unaligned stack slot via a suitably aligned slot.
11396 2007-02-08 DJ Delorie <dj@redhat.com>
11398 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11400 (legal_subregs): Use unsigned char, make const.
11401 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11403 2007-02-08 Paul Brook <paul@codesourcery.com>
11405 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11406 special interworking needed.
11408 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11410 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11411 conditional to __SSE2__.
11412 (Entries below should have been added to first ChangeLog
11413 entry for amdfam10 dated 2007-02-05)
11414 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11416 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11418 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11421 2007-02-08 DJ Delorie <dj@redhat.com>
11423 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11424 * config/m32c/m32c.c (legal_subregs): New.
11425 (m32c_illegal_subreg_p): New.
11426 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11427 unsupported subregs of hard regs.
11429 2007-02-08 Jan Hubicka <jh@suse.cz>
11431 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11432 the same one; always update histograms.
11434 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11436 * passes.c (init_optimization_passes): Tidy comment.
11438 2007-02-08 Roger Sayle <roger@eyesopen.com>
11440 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11441 strip zero_extend, bswap and rotates from POCOUNT's argument.
11442 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11443 zero_extend and rotates from PARITY's argument.
11444 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11445 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11446 of an integer constant at compile-time.
11448 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11451 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11453 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11456 * tree-ssa-live.c (remove_unused_locals): Do not remove
11457 TREE_ADDRESSABLE variables.
11458 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11459 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11460 FOR_CLOBBER. Update all users.
11461 If VAR has an associated alias set, add a virtual operand for
11462 it if no alias is found to conflict with the memory reference.
11464 2007-02-07 Jan Hubicka <jh@suse.cz>
11465 Robert Kidd <rkidd@crhc.uiuc.edu>
11467 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11469 2007-02-07 Ian Lance Taylor <iant@google.com>
11471 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11473 2007-02-07 Roger Sayle <roger@eyesopen.com>
11475 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11476 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11477 tablejumpdi, movsi_to_cr_one): Remove constraints from
11478 define_expand's match_operands.
11480 2007-02-07 Roger Sayle <roger@eyesopen.com>
11482 * global.c (compute_regsets): Move declatation of "i" inside of
11483 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11485 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11488 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11489 of INDIRECT_REF <RESULT_DECL>.
11491 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11493 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11494 Kaz Kojima <kkojima@gcc.gnu.org>
11497 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11499 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11501 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11503 * doc/loop.texi: Document possibility not to perform disambiguation
11504 of loops with multiple latches.
11505 * cfgloopmanip.c (alp_enum_p): Removed.
11506 (add_loop): Handle subloops. Use get_loop_body_with_size.
11507 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11508 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11509 the new forwarder block.
11510 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11511 Handle the case latch is NULL.
11512 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11513 when marking loop exits.
11514 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11516 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11517 disambiguate_loops_with_multiple_latches.
11518 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11519 before fix_loop_structure.
11520 * cfgloop.c: Include pointer-set.h and output.h.
11521 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11522 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11523 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11524 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11525 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11526 disambiguate_multiple_latches, get_loop_body_with_size,
11527 disambiguate_loops_with_multiple_latches): New functions.
11528 (flow_loop_dump): Dump multiple latch edges.
11529 (flow_loop_nodes_find): Handle loops with multiple latches.
11530 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11531 (glb_enum_p): Modified.
11532 (get_loop_body): Use get_loop_body_with_size.
11533 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11534 (AVOID_CFG_MODIFICATIONS): New constant.
11535 (disambiguate_loops_with_multiple_latches, add_loop,
11536 get_loop_body_with_size): Declare.
11537 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11539 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11541 PR inline-asm/28686
11542 * global.c (compute_regsets): New function.
11543 (global_alloc): Refactored ELIMINABLE_REGSET
11544 and NO_GLOBAL_ALLOC_REGS computation out.
11545 (rest_of_handle_global_alloc): Call compute_regsets()
11546 for non-optimizing case.
11548 2007-02-06 Richard Henderson <rth@redhat.com>
11550 * config/i386/constraints.md (Y2): Rename from Y.
11551 (Yi): New constraint.
11552 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11553 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11554 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11555 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11556 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11557 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11558 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11559 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11560 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11561 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11562 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11563 vec_extractv2si_1): Change Y constraints to Y2.
11564 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11565 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11566 Change Y constraints to Y2.
11567 (sse2_loadld): Change Y constraints to x.
11569 2007-02-06 Roger Sayle <roger@eyesopen.com>
11571 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11572 (parity<mode>2): New define_expand using rs6000_emit_parity.
11573 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11574 rs6000_emit_parity): New functions.
11575 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11576 rs6000_emit_parity): Prototype here.
11578 2007-02-06 Ian Lance Taylor <iant@google.com>
11580 * lower-subreg.c (simple_move_operand): Reject CONST.
11581 (resolve_clobber): Call validate_change rather than directly
11582 assigning to XEXP (pat, 0).
11584 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11586 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11587 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
11588 (tree-cfg.o): Remove hashtab.h dependency.
11590 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
11591 (struct ivopts_data): Change niters to pointer_map_t.
11592 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
11593 (niter_for_exit): Create pointer_map on demand. Change for
11595 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
11596 (free_loop_data): Destroy data->niters if created and reset field.
11597 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
11598 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
11600 * tree-ssa-reassoc.c: Include pointer-set.h.
11601 (bb_rank): Change to long *.
11602 (operand_rank): Change to pointer_map_t.
11603 (find_operand_rank): Return long, -1 if not found. Declare as inline.
11604 (insert_operand_rank): Accept long.
11605 (operand_entry_hash, operand_entry_eq): Remove.
11606 (get_rank): Return long. Adjust for changes above.
11607 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
11609 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
11611 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
11612 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
11613 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11615 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11616 directly since it cannot be NULL.
11617 (get_vi_for_tree): Rewrite for pointer_map API.
11618 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11619 (init_alias_vars): Create vi_for_tree as pointer_map.
11620 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11622 * tree-cfg.c: Don't include hashtab.h.
11623 (edge_to_cases): Declare as pointer_map.
11624 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11626 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11627 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11628 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11630 (record_switch_edge): Delete.
11631 (get_cases_for_edge): Adjust for pointer_map API, inline
11632 record_switch_edge (rewritten for new API), remove goto.
11634 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11636 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11637 * tree-nested.c: Include pointer-set.h.
11638 (var_map_elt, var_map_eq, var_map_hash): Delete.
11639 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11640 to pointer_map_t's.
11641 (nesting_info_bitmap_obstack): New.
11642 (lookup_field_for_decl): Adjust for pointer_map API.
11643 (lookup_tramp_for_decl): Adjust for pointer_map API.
11644 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11645 (get_local_debug_decl): Adjust for pointer_map API.
11646 (convert_nl_goto_reference): Adjust for pointer_map API.
11647 (convert_nl_goto_receiver): Adjust for pointer_map API.
11648 (create_nesting_tree): Create outside GGC space. Create bitmap on
11649 the new obstack. Create field_map and var_map as pointer_maps.
11650 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11652 (lower_nested_functions): Move root here, no need to NULL it.
11653 Initialize and release the obstack.
11655 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11657 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11658 Remove prototypes and make them non-static.
11659 (struct tree_int_map): Remove.
11660 * tree.h (struct tree_int_map): Move here, turning TO into an
11662 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11664 * tree.h (TREE_COMPLEXITY): Remove.
11665 (struct tree_exp): Remove complexity field.
11666 * tree.c (build1_stat): Don't set it.
11668 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11669 Victor Kaplansky <victork@il.ibm.com>
11671 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11672 (vect_is_simple_reduction): Support reduction with induction as
11673 one of the operands.
11674 (vect_is_simple_iv_evolution): Fix formatting.
11675 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11676 formatting. Don't mark induction phis for vectorization.
11677 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11678 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11679 (vect_get_vec_def_for_operand): Support induction.
11680 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11682 (vectorizable_reduction): Support reduction with induction as one of
11684 (vectorizable_type_demotion): Use def-type of stmt argument rather
11685 than dummy def-type.
11687 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11688 flag_tree_scev_cprop.
11689 * common.opt (tree-scev-cprop): New flag.
11691 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11692 call to vect_get_new_vect_var.
11694 2007-02-06 Ira Rosen <irar@il.ibm.com>
11696 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11697 vectype is not NULL.
11698 (vect_pattern_recog_1): Likewise.
11700 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11702 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11703 (fold_negate_expr): Likewise.
11705 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11708 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11709 even if cv-qualification is the same.
11711 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11713 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11714 __enable_execute_stack on completion.
11716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11718 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11719 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11720 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11721 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11722 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11723 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11724 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11725 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11727 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11729 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11730 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11731 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11732 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11733 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11734 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11735 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11736 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11737 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11738 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11739 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11740 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11741 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11742 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11743 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11744 sqrtextenddfxf2_i387): Added amdfam10_decode.
11746 * config/i386/athlon.md (athlon_idirect_amdfam10,
11747 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11748 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11749 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11750 athlon_ivector_store_amdfam10): New define_insn_reservation.
11751 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11756 * config/i386/athlon.md (athlon_call_amdfam10,
11757 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11758 define_insn_reservation.
11759 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11760 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11761 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11765 * config/i386/athlon.md (athlon_sseld_amdfam10,
11766 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11767 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11769 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11771 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11772 define_insn_reservation.
11773 * config/i386/i386.md (sseins): Added sseins to define_attr type
11774 and define_attr unit.
11775 * config/i386/sse.md: Set type attribute to sseins for insertq
11778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11780 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11781 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11782 ssecomi_load_amdfam10, ssecomi_amdfam10,
11783 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11784 define_insn_reservation.
11785 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11789 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11790 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11791 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11792 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11793 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11794 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11795 define_insn_reservation.
11797 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11798 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11799 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11800 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11801 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11805 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11806 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11807 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11808 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11809 athlon_ssemul_load_k8): Added amdfam10.
11811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11813 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11814 (x86_sse_unaligned_move_optimal): New variable.
11816 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11818 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11819 for unaligned vector SSE double/single precision loads for AMDFAM10.
11821 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11823 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11824 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11825 Define TARGET_CPU_DEFAULT_amdfam10.
11826 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11827 (processor_type): Add PROCESSOR_AMDFAM10.
11829 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11830 processor_type in config/i386/i386.h.
11831 Enable imul peepholes for TARGET_AMDFAM10.
11833 * config.gcc: Add support for --with-cpu option for amdfam10.
11835 * config/i386/i386.c (amdfam10_cost): New variable.
11836 (m_AMDFAM10): New macro.
11837 (m_ATHLON_K8_AMDFAM10): New macro.
11838 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11839 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11840 x86_promote_QImode, x86_integer_DFmode_moves,
11841 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11842 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11843 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11844 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11845 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11846 Enable/disable for amdfam10.
11847 (override_options): Add amdfam10_cost to processor_target_table.
11848 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11849 processor_alias_table.
11850 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11851 (ix86_adjust_cost): Add code for amdfam10.
11853 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11855 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11856 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11857 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11858 * config/i386/i386.h: Add builtin definition for SSE4A.
11859 * config/i386/i386.md: Add support for ABM instructions
11860 (popcnt and lzcnt).
11861 * config/i386/sse.md: Add support for SSE4A instructions
11862 (movntss, movntsd, extrq, insertq).
11863 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11864 Add -march=amdfam10 flag.
11865 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11866 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11868 * doc/extend.texi: Add documentation for SSE4A builtins.
11870 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11872 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11874 2007-02-05 Richard Guenther <rguenther@suse.de>
11876 * tree-vectorizer.h (vectorizable_function): Add argument type
11877 argument, change return type.
11878 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11879 * tree-vect-transform.c (vectorizable_function): Handle extra
11880 argument, return vectorized function decl.
11881 (build_vectorized_function_call): Remove.
11882 (vectorizable_call): Handle calls with result and argument types
11883 differing. Handle loop vectorization factor correctly.
11884 * targhooks.c (default_builtin_vectorized_function): Adjust for
11886 * targhooks.h (default_builtin_vectorized_function): Likewise.
11887 * target.h (builtin_vectorized_function): Add argument type
11889 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11890 extra argument, allow vectorizing of lrintf.
11891 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11892 documentation of target hook.
11894 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11897 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11898 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11899 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11901 2007-02-05 Roger Sayle <roger@eyesopen.com>
11903 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11904 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11905 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11906 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11907 before canonicalizing sincos to cexpi.
11908 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11910 2007-02-05 Roger Sayle <roger@eyesopen.com>
11912 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11913 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11914 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11916 2007-02-05 Roger Sayle <roger@eyesopen.com>
11918 * mips-tfile.c (initialize_init_file): Correct endianness test.
11920 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11922 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11923 the 'y' constraint.
11925 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11927 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11928 saves in a PARALLEL before the register assignments.
11930 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11932 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11933 DWARF_FRAME_RETURN_COLUMN to be a general register.
11934 * dwarf2out.c (init_return_column_size): New function, split from...
11935 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11936 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11937 to be nongeneral registers.
11938 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11940 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11941 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11943 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11945 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11947 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11949 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11950 (remove_path): Use can_remove_branch_p and remove_branch instead
11951 of loop_delete_branch_edge.
11952 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11953 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11954 Update profile using scale_dominated_blocks_in_loop.
11955 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11956 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11957 (can_remove_branch_p, remove_branch): Declare.
11958 * tree-cfg.c (tree_can_remove_branch_p): New function.
11959 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11960 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11961 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11963 2007-02-05 Jan Hubicka <jh@suse.cz>
11965 PR middle-end/30696
11966 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11967 nodes in cgraph, don't remove offline copy of the function.
11969 2007-02-04 Jan Hubicka <jh@suse.cz>
11971 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11972 vectors might cause maybe_lookup_element_for_expr to be called
11973 on non-sra-candidate.
11975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11977 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11978 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11979 spelling conventions.
11981 2007-02-04 Richard Guenther <rguenther@suse.de>
11983 PR middle-end/30636
11984 * fold-const.c (try_move_mult_to_index): Make sure to not
11985 overflow one dimension of a multi-dimensional array access.
11987 2007-02-04 Jan Hubicka <jh@suse.cz>
11989 * passes.c (init_optimization_passes): Reindent.
11991 2007-02-04 Jan Hubicka <jh@suse.cz>
11992 Eric Botcazou <ebotcazou@adacore.com>
11994 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11995 (execute_fixup_cfg): Break out the abnormal goto code.
11996 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11997 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11998 (optimize_inline_calls): Call make_nonlocal_label_edges.
12000 2007-02-04 Jan Hubicka <jh@suse.cz>
12002 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12003 true when something was changed.
12004 (rename_ssa_copies): When something was changed, do
12005 TODO_remove_unused_locals.
12006 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12007 add TODO_remove_unused_locals when instruction was removed.
12009 2007-02-04 Jan Hubicka <jh@suse.cz>
12011 * ipa-inline.c (try_inline): Improve debug output; work on already
12013 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12014 call try_inline for already inlined edges too when flattening;
12015 inline also functions that make callee growth but overall unit size
12018 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12020 * config/m32c/bitops.md, config/m32c/jump.md,
12021 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12022 config/m32r/m32r.h, config/m32r/m32r.md,
12023 config/m32r/predicates.md, config/m68hc11/larith.asm,
12024 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12025 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12026 config/mips/mips-protos.h, config/mips/mips.c,
12027 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12028 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12029 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12030 spelling conventions.
12032 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12033 Follow spelling conventions.
12035 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12037 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12038 warn about C++0x compatibility.
12040 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12042 * config/h8300/h8300.c, config/h8300/h8300.h,
12043 config/h8300/h8300.md: Follow spelling conventions.
12045 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12047 PR middle-end/30667
12048 * combine.c (try_combine): Do not substitute source operand
12049 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12051 2007-02-03 Jan Hubicka <jh@suse.cz>
12053 PR gcov-profile/30650
12054 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12055 do not divide by zero for never executed counters.
12056 (tree_find_values_to_profile): Fix counters.
12057 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12059 2007-02-03 Ian Lance Taylor <iant@google.com>
12061 * lower-subreg.c (simple_move_operand): New static function,
12062 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12064 (simple_move): Call simple_move_operand.
12065 (find_decomposable_subregs): Add special handling of MEMs.
12066 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12067 meaning of return value. If we see a hard register, test whether
12068 it can store a word_mode value. Change all callers.
12070 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12072 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12073 ftrapv insns and expanders.
12074 (subdi3): Change define_expand operand 1 to arith11_operand, and
12075 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12076 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12077 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12080 PR middle-end/30174
12081 * varasm.c (notice_global_symbol): Treat global objects as weak when
12082 flag_shlib is true.
12084 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12086 * emit-rtl.c (dconstpi): Delete.
12087 (dconstsqrt2): New.
12088 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12089 * real.h (dconstpi): Delete.
12090 (dconstsqrt2): New.
12091 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12092 (fold_builtin_hypot): Likewise.
12094 2007-02-03 Tom Tromey <tromey@redhat.com>
12097 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12098 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12100 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12102 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12103 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12104 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12105 config/rs6000/cell.md, config/rs6000/darwin.h,
12106 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12107 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12108 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12109 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12110 typos. Follow spelling conventions.
12111 * doc/invoke.texi: Follow spelling conventions.
12113 2007-02-03 Roger Sayle <roger@eyesopen.com>
12115 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12116 canonicalization transformations that attempt to simplify integer
12117 constant comparisons to become comparisons against zero.
12119 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12121 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12123 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12124 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12126 2007-02-02 Mike Stump <mrs@apple.com>
12128 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12129 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12130 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12131 generate a branch island.
12133 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12135 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12136 (xtensa_legitimate_address_p): New.
12137 (xtensa_legitimize_address): New.
12138 (xtensa_output_addr_const_extra): New.
12139 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12141 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12142 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12143 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12144 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12145 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12146 (xtensa_legitimize_address): New.
12147 (xtensa_output_addr_const_extra): New.
12149 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12151 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12153 2007-02-02 Ian Lance Taylor <iant@google.com>
12155 * expmed.c (expand_divmod): Add comment.
12157 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12159 * emit-rtl.c (renumber_insns): Remove.
12160 * flags.h: Remove the extern for flag_renumber_insns.
12161 * rtl.h: Remove the prototype for renumber_insns.
12162 * toplev.c (flag_renumber_insns): Remove.
12164 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12166 Revert for x86 darwin:
12167 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12169 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12170 code before the following patch under TARGET_MACHO.
12171 (ix86_function_value_regno_p): Likewise.
12173 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12175 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12178 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12181 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12182 general or fp registers. Add comments.
12183 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12185 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12187 * pointer-set.c (insert_aux): Only return insertion slot.
12188 (pointer_set_insert): Adjust.
12189 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12190 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12191 pointer_map_traverse): New.
12192 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12193 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12194 pointer_map_contains, pointer_map_traverse): Declare.
12196 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12198 PR middle-end/30473
12199 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12200 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12202 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12204 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12206 (struct _dep): New type.
12207 (dep_t): New typedef.
12208 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12209 (DEP_STATUS): New access macro. The macro with the same name was
12210 renamed to DEP_LINK_STATUS.
12211 (dep_init): Declare function
12213 (struct _dep_link): New type.
12214 (dep_link_t): New typedef.
12215 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12216 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12217 (DEP_LINK_STATUS): New macro.
12218 (debug_dep_links): New debug function.
12220 (struct _deps_list): New type.
12221 (deps_list_t): New typedef.
12222 (DEPS_LIST_FIRST): New access macro.
12223 (FOR_EACH_DEP_LINK): New cycle macro.
12224 (create_deps_list, free_deps_list, delete_deps_list): Declare
12226 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12227 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12228 (copy_deps_list_change_con): Ditto.
12230 (move_dep_link): Declare function.
12232 (struct _dep_node): New type.
12233 (dep_node_t): New typedef.
12234 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12236 (struct haifa_insn_data.back_deps): New field to hold backward
12237 dependencies of the insn.
12238 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12240 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12241 Change its type to deps_list_t.
12242 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12243 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12244 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12246 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12248 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12250 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12252 (dep_cost): Declare.
12254 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12255 (ds_to_dk, dk_to_ds): New functions.
12257 (init_dep_1): New static function.
12258 (init_dep): New function.
12259 (copy_dep): New static function.
12261 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12263 (detach_dep_link): New static function.
12264 (move_dep_link): New function.
12266 (dep_links_consistent_p, dump_dep_links): New static functions.
12267 (debug_dep_links): New debugging function.
12269 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12271 (alloc_deps_list, init_deps_list): New static functions.
12272 (create_deps_list): New function.
12273 (clear_deps_list): New static function.
12274 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12275 (deps_list_consistent_p, dump_deps_list): New static functions.
12276 (debug_deps_list): New function.
12277 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12279 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12281 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12282 use new scheduler dependencies lists.
12283 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12284 (sched_analyze): Ditto. Initialize dependencies lists.
12285 (add_forw_dep, compute_forward_dependences): Update to use new
12286 scheduler dependencies lists.
12288 (init_dependency_caches): Init deps_obstack.
12289 (free_dependency_caches): Free deps_obstack.
12291 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12292 new scheduler dependencies lists.
12293 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12294 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12296 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12297 Update to use new scheduler dependencies lists.
12298 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12299 (debug_dependencies): Ditto.
12300 (schedule_region): Update comments.
12302 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12303 scheduler dependencies lists.
12304 (schedule_ebb): Update comments.
12306 * rtl.def (DEPS_LIST): Remove.
12308 * lists.c (unused_deps_list): Remove.
12309 (free_list): Update assertions.
12311 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12312 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12314 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12315 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12317 * haifa-sched.c (comments): Update.
12318 (insn_cost1): Remove. Inline the code into insn_cost ().
12319 (insn_cost): Update to use new scheduler dependencies lists. Move
12320 processing of the dependency cost to dep_cost ().
12321 (dep_cost): New function. Use it instead of insn_cost () when
12322 evaluating cost of the dependency. Use compatible interface to
12323 interact with the target.
12324 (priority): Update to use new scheduler dependencies lists.
12325 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12326 with greater number of insns that depend on the insn.
12327 (schedule_insn): Update to use new scheduler dependencies lists. Add
12328 code to free backward dependencies lists. Inline and optimize code
12329 from resolve_dep () - see PR28071.
12330 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12331 lists. Update call to targetm.sched.is_costly_dependence hook.
12333 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12334 scheduler dependencies lists.
12336 (resolve_dep): Remove. Move the logic to schedule_insn ().
12337 (init_h_i_d): Initialize dependencies lists.
12339 (process_insn_depend_be_in_spec): Rename to
12340 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12341 dependencies lists.
12342 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12343 Update to use new scheduler dependencies lists.
12344 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12346 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12347 new scheduler dependencies lists.
12348 (build_intra_loop_deps): Ditto.
12350 * target.h (struct _dep): Declare to use in
12351 gcc_target.sched.is_costly_dependence.
12352 (struct gcc_target.sched.adjust_cost): Fix typo.
12353 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12354 single dep_t parameter instead of an equivalent triad.
12355 (struct gcc_target.sched.adjust_cost_2): Remove.
12357 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12359 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12361 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12363 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12365 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12366 (REG_DEP_TRUE): Document.
12368 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12369 Change signature to correspond to the targetm.sched.adjust_cost hook.
12370 Update use in TARGET_SCHED_ADJUST_COST_2.
12371 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12372 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12373 new scheduler dependencies lists.
12374 (ia64_gen_check): Ditto.
12376 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12377 dependencies lists.
12379 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12380 signature to correspond to the targetm.sched.is_costly_dependence hook.
12381 (is_costly_group): Update to use new scheduler dependencies lists.
12383 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12384 instead of INSN_COST () macro.
12386 2007-02-01 Ian Lance Taylor <iant@google.com>
12388 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12390 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12392 * pa.md (tp_load): Correct mfctl instruction syntax.
12394 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12396 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12397 altivec_padding_size calculation on AIX. Improve comment, add
12398 assert to verify that it's right.
12400 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12403 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12405 PR inline-asm/28686
12406 * global.c (global_alloc): Add mising initialization of
12409 2007-02-01 Roger Sayle <roger@eyesopen.com>
12411 * alias.c (init_alias_analysis): Correct whitespace.
12412 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12413 partition_hot_cold_basic_blocks): Likewise.
12414 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12415 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12416 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12417 fold_builtin_snprintf_chk, fold_builtin_printf,
12418 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12419 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12420 * cfgcleanup.c (cleanup_cfg): Likewise.
12421 * cfgexpand.c (tree_expand_cfg): Likewise.
12422 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12423 * function.c (get_next_funcdef_no): Likewise.
12424 * gengtype.c (main): Likewise.
12425 * genmodes.c (main): Likewise.
12426 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12427 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12428 * ifcvt.c (noce_emit_move_insn): Likewise.
12429 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12431 * stor-layout.c (get_best_mode): Likewise.
12432 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12433 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12434 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12435 perform_var_substitution, solve_graph): Likewise.
12436 * tree-vrp.c (vrp_finalize): Likewise.
12438 2007-02-01 Ian Lance Taylor <iant@google.com>
12440 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12441 high part of a paradoxical subreg, return a constant zero.
12443 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12445 * toplev.c (lang_dependent_init): Call init_set_costs.
12446 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12448 2007-02-01 Richard Guenther <rguenther@suse.de>
12450 PR middle-end/30656
12451 * fold-const.c (fold_negate_expr): Allow negating a
12452 constant if overflow does not change.
12454 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12456 * doc/c-tree.texi (Expression trees): Improve markup.
12457 * doc/tm.texi (Register Classes, Addressing Modes)
12458 (Floating Point): Fix spacing after abbreviations. Fix some
12461 2007-02-01 Ben Elliston <bje@au.ibm.com>
12463 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12464 * doc/contrib.texi: Likewise.
12465 * doc/install.texi: Likewise.
12467 2007-01-31 Richard Henderson <rth@redhat.com>
12468 Ian Lance Taylor <iant@google.com>
12470 * lower-subreg.c: New file.
12471 * rtl.def (CONCATN): Define.
12472 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12473 pass_lower_subreg2.
12474 * emit-rtl.c (update_reg_offset): New static function, broken out
12475 of gen_rtx_REG_offset.
12476 (gen_rtx_REG_offset): Call update_reg_offset.
12477 (gen_reg_rtx_offset): New function.
12478 * regclass.c: Revert patch of 2006-03-05, restoring
12480 (clear_reg_info_regno): New function.
12481 * dwarf2out.c (concatn_loc_descriptor): New static function.
12482 (loc_descriptor): Handle CONCATN.
12483 * common.opt (fsplit_wide_types): New option.
12484 * opts.c (decode_options): Set flag_split_wide_types when
12486 * timevar.def (TV_LOWER_SUBREG): Define.
12487 * rtl.h (gen_reg_rtx_offset): Declare.
12488 (reg_scan_update): Declare.
12489 * regs.h (clear_reg_info_regno): Declare.
12490 * tree-pass.h (pass_lower_subreg): Declare.
12491 (pass_lower_subreg2): Declare.
12492 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12493 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12494 -fsplit-wide-types.
12495 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12496 * Makefile.in (OBJS-common): Add lower-subreg.o.
12497 (lower-subreg.o): New target.
12499 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12501 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12503 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12506 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12508 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12510 PR middle-end/29335
12511 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12513 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12515 * cfgloop.h: Include vec-prim.h.
12516 (enum li_flags): Remove LI_ONLY_OLD.
12517 (loop_iterator): Changed.
12518 (fel_next, fel_init): Iterate over loop tree.
12519 (FOR_EACH_LOOP_BREAK): New macro.
12520 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12522 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12523 * modulo-sched.c (sms_schedule): Ditto.
12524 * tree-vectorizer.c (vectorize_loops): Ditto.
12525 * doc/loop.texi: Update information on loop numbering and behavior of
12526 FOR_EACH_LOOP wrto new loops.
12527 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12528 add_to_evolution_1): Test nestedness of loops instead of comparing
12530 * tree-chrec.c (chrec_fold_plus_poly_poly,
12531 chrec_fold_multiply_poly_poly, chrec_evaluate,
12532 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12533 reset_evolution_in_loop): Ditto.
12534 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12536 2007-01-31 Dirk Mueller <dmueller@suse.de>
12538 * c-common.c (warn_about_parentheses): Separate warning about
12539 un-parenthized sequence of comparison operators from the one
12540 which is supposed to warn about x <= y <= z.
12542 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12544 * optabs.h (enum optab_index): Add new OTI_isinf.
12545 (isinf_optab): Define corresponding macro.
12546 * optabs.c (init_optabs): Initialize isinf_optab.
12547 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12549 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12550 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12552 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12553 expand_builtin_interclass_mathfn.
12554 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12555 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12556 (fxam<mode>2_i387): New insn pattern.
12557 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12558 built-in functions as x87 inline asm.
12560 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12562 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12564 2007-01-30 Eric Christopher <echristo@apple.com>
12566 * config.gcc: Add geode.
12568 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12570 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12571 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12572 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12573 value-prof.c: Fix comment typos.
12575 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12578 * doc/invoke.texi (Wpointer-arith): Document warning.
12580 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12582 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12583 the list of discrepancies from the draft TR.
12585 2007-01-30 Dirk Mueller <dmueller@suse.de>
12588 * doc/invoke.texi (-Wreturn-type): Update description to
12589 match new behavior.
12591 2007-01-30 Richard Sandiford <richard@codesourcery.com>
12593 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
12595 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
12597 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
12598 to handle optabs that operate on floating point input argument and
12599 output to integer output.
12600 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
12601 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
12602 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
12603 expand_builtin_interclass_mathfn ().
12604 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
12605 (ilogbsi2): Remove.
12606 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
12607 ilogbl built-in functions as x87 intrinsics.
12609 2007-01-30 Richard Guenther <rguenther@suse.de>
12611 PR middle-end/27657
12612 * dwarf2out.c (reference_to_unused): Query varpool if the
12613 variable was output.
12615 2007-01-30 Richard Guenther <rguenther@suse.de>
12617 PR middle-end/30313
12618 * passes.c (execute_one_pass): Reset in_gimple_form to not
12619 confuse non-unit-at-a-time mode.
12621 2007-01-29 Roger Sayle <roger@eyesopen.com>
12622 Richard Guenther <rguenther@suse.de>
12624 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12625 avoid undefined behaviour on overflow. Use force_fit_type_double
12626 to construct the constant with the specified TREE_OVERFLOW.
12628 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12630 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12631 * config/dfp-bit.h: Ditto.
12633 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12635 * c-decl.c (pop_scope): Replace warnings with call to
12636 warn_for_unused_label.
12637 * c-common.h (warn_for_unused_label): Declare.
12638 * c-common.c (warn_for_unused_label): Define.
12640 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12642 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12645 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12647 * Makefile.in (USER_H): Remove decfloat.h.
12648 * ginclude/decfloat.h: Delete, moving contents to ...
12649 * ginclude/float.h: Add support for decimal floating point,
12650 guarded by __STDC_WANT_DEC_FP__.
12652 2007-01-29 Mike Stump <mrs@apple.com>
12654 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12655 Analysis and Representation to resolve case insensitive conflict.
12656 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12658 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12660 * tree.h (struct tree_memory_tag): Add aliases member.
12661 (MTAG_ALIASES): New macro.
12662 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12663 (add_may_alias): Remove pointer-set. Update for may_aliases being
12665 (mark_aliases_call_clobbered): Update for may_aliases being a
12667 (compute_tag_properties): Ditto.
12668 (create_partition_for): Ditto.
12669 (compute_memory_partitions): Ditto.
12670 (dump_may_aliases_for): Ditto.
12671 (is_aliased_with): Ditto.
12672 (add_may_alias_for_new_tag): Ditto.
12673 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12674 (compute_is_aliased): New function.
12675 (compute_may_aliases): Call compute_is_aliased).
12676 (init_alias_info): Initialize alias_bitmap_obstack.
12677 (union_alias_set_into): New function.
12678 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12679 (have_common_aliases_p): Rewrite to take two bitmaps and use
12681 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12682 Update for bitmaps.
12683 (finalize_ref_all_pointers): Update for add_may_alias changes.
12684 (new_type_alias): Ditto.
12685 * tree-flow-inline.h (may_aliases): Return a bitmap.
12686 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12687 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12688 may_aliases being a bitmap.
12689 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12690 may_aliases now returns a bitmap.
12691 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12693 * tree-ssa-operands.c (add_virtual_operand): Update for
12694 may_aliases being a bitmap.
12696 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12698 PR tree-optimization/30630
12699 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12700 variable as changed.
12702 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12705 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12706 expanded only once even if an error occurs.
12708 2007-01-29 Ben Elliston <bje@au.ibm.com>
12710 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12711 (__gcov_average_profiler): Likewise.
12712 (__gcov_ior_profiler): Likewise.
12713 (__gcov_merge_ior): Likewise.
12715 2007-01-28 Jan Hubicka <jh@suse.cz>
12717 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12718 * value-prof.c (stringop_block_profile): Likewise.
12720 2007-01-28 Jan Hubicka <jh@suse.cz>
12722 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12723 variant handling histograms; add wrapper.
12724 (clear_storage_via_libcall): Export.
12725 (emit_block_move_hints): Break out from ...; add histograms.
12726 (emit_block_move): ... this one.
12727 (clear_storage_hints): Break out from ...; add histograms.
12728 (clear_storage): ... this one.
12729 (set_storage_via_memset): Handle histogram.
12730 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12731 (clear_storage_hints, clear_storage_via_libcall): Declare.
12732 (set_storage_via_setmem): Update prototype.
12733 * doc/md.texi (movmem, setmem): Document new arguments.
12735 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12737 (stringop_block_profile): New global function.
12738 (tree_stringops_values_to_profile): Profile block size and alignment.
12739 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12741 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12742 (stringop_block_profile): Declare.
12743 * builtins.c: Include value-prof.h.
12744 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12745 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12746 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12747 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12748 * profile.c (instrument_values): Add new counters.
12749 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12751 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12752 (tree_init_edge_profiler): Build new profilers.
12753 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12754 (pass_tree_profile): Add dump.
12755 (tree_profile_hooks): Update.
12756 * Makefile.in (LIBGCOV): Add new constants.
12757 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12758 __gcov_ior_profiler): New.
12759 * i386.md (movmem/setmem expanders): Add new optional arguments.
12761 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12763 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12765 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12767 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12768 (tree_unswitch_single_loop): Pass eni_size_weights to
12769 tree_num_loop_insns.
12770 * tree-ssa-loop-manip.c: Include tree-inline.h.
12771 (can_unroll_loop_p): Pass eni_size_weights to
12772 tree_num_loop_insns.
12773 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12774 Pass eni_size_weights to estimate_num_insns.
12775 * tree.h (init_inline_once): Export.
12776 * toplev.c (backend_init): Call init_inline_once.
12777 * cgraphunit.c (cgraph_process_new_functions,
12778 cgraph_analyze_function): Pass eni_inlining_weights to
12779 estimate_num_insns.
12780 * ipa-inline.c (compute_inline_parameters): Ditto.
12781 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12782 to estimate_num_insns.
12783 (try_unroll_loop_completely): Pass eni_size_weights to
12784 tree_num_loop_insns.
12785 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12786 ot estimate_num_insns.
12787 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12788 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12789 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12790 eni_time_weights): New variables.
12791 (init_inline_once): Initialize them.
12792 (struct eni_data): Mew.
12793 (estimate_num_insns_1, estimate_num_insns): Use weights.
12794 * tree-inline.h (struct eni_weights_d): New.
12795 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12796 (estimate_num_insns): Declaration changed.
12797 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12798 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12799 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12801 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12803 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12804 relations in the conflict function is valid.
12806 2007-01-27 Ian Lance Taylor <iant@google.com>
12808 * common.opt: Add fstrict-overflow.
12809 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12810 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12811 (TYPE_OVERFLOW_UNDEFINED): Define.
12812 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12814 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12815 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12816 (fold_negate_expr): Likewise.
12817 (make_range): Likewise.
12818 (extract_muldiv_1): Likewise.
12819 (maybe_canonicalize_comparison): Likewise.
12820 (fold_comparison): Likewise.
12821 (fold_binary): Likewise.
12822 (tree_expr_nonnegative_p): Likewise.
12823 (tree_expr_nonzero_p): Likewise.
12824 * tree-vrp.c (compare_values): Likewise.
12825 (extract_range_from_binary_expr): Likewise.
12826 (extract_range_from_unary_expr): Likewise.
12827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12829 (nowrap_type_p): Likewise.
12830 * tree-scalar-evolution.c (simple_iv): Likewise.
12831 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12832 (build_range_check): Likewise.
12833 (extract_muldiv_1): Likewise.
12834 (fold_comparison): Likewise.
12835 * tree-vrp.c (vrp_int_const_binop): Likewise.
12836 (extract_range_from_unary_expr): Likewise.
12837 * convert.c (convert_to_integer): Likewise.
12838 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12839 (fold_comparison): Likewise.
12840 (fold_binary): Likewise.
12841 * optabs.c (optab_for_tree_code): Likewise.
12842 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12843 * simplify-rtx.c (simplify_const_relational_operation): Check
12844 flag_strict_overflow and flag_trapv.
12845 (simplify_const_relational_operation): Likewise.
12846 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12847 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12850 2007-01-27 Roger Sayle <roger@eyesopen.com>
12852 * tree.c (tree_fold_gcd): Delete.
12853 * tree.h (tree_fold_gcd): Remove prototype.
12854 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12855 test whether one constant integer is a multiple of another. Instead
12856 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12857 * fold-const.c (multiple_of_p): We've determined both TOP and
12858 BOTTOM are integer constants so we can call int_const_binop directly
12859 instead of the more generic const_binop.
12861 2007-01-27 Roger Sayle <roger@eyesopen.com>
12863 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12864 1*X check that the constant hasn't overflowed, to preserve the
12866 (round_up): Provide an efficient implementation when rouding-up an
12867 INTEGER_CST to a power-of-two.
12869 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12871 * doc/sourcebuild.texi: Add comma for clarity.
12872 * doc/extend.texi: Fix some typos.
12873 * doc/passes.texi: Likewise.
12874 * doc/cppinternals.texi: Likewise.
12875 * doc/c-tree.texi: Likewise.
12876 * doc/tree-ssa.texi: Likewise.
12877 * doc/install.texi: Likewise.
12879 2007-01-27 Jan Hubicka <jh@suse.cz>
12881 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12882 (pass_sra): Do not require alias information.
12883 * passes.c (init_optimization_passes): Add SRA
12885 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12887 * tracer.c (rest_of_handle_tracer): We already cleaned
12888 up the CFG in tracer() so don't do it here again.
12889 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12890 cleanup_cfg here, either. And don't call renumber_insns.
12892 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12893 and BB_HEAD are in the insn stream here. Instead make sure
12894 that BB_INSN is valid on all insns. Also, do check here that
12895 there are no pending branch predictions...
12896 (rtl_verify_flow_info): ...instead of doing it here. Checks
12897 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12900 2007-01-26 Roger Sayle <roger@eyesopen.com>
12902 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12903 function to simplify/factorize operand order canonicalization.
12904 (ix86_fixup_binary_operands): Reorganize using the above function.
12905 (ix86_binary_operator_ok): Likewise.
12907 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12909 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12910 file scope from optimize_attrs.
12911 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12913 (optimize_attrs): Clear insn_code_values after freeing it.
12915 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12917 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12918 a parts.base assignment.
12920 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12922 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12923 (compute_subscript_distance, initialize_data_dependence_relation,
12924 finalize_ddr_dependent, analyze_ziv_subscript,
12925 analyze_siv_subscript_cst_affine,
12926 compute_overlap_steps_for_affine_univar,
12927 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12928 analyze_siv_subscript, analyze_miv_subscript,
12929 analyze_overlapping_iterations, subscript_dependence_tester_1,
12930 compute_self_dependence, free_dependence_relation): Work
12931 with affine_fn instead of chrecs.
12932 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12933 common_affine_function, affine_function_base,
12934 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12935 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12936 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12937 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12938 (all_chrecs_equal_p): Removed.
12939 * tree-data-ref.h (affine_fn, conflict_function): New types.
12940 (struct subscript): Change type of conflicting_iterations_in_a
12941 and conflicting_iterations_in_b.
12943 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12946 * config/pa/pa.h (TARGET_HPUX_11): New.
12947 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12948 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12950 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12951 Richard Guenther <rguenther@suse.de>
12953 * tree-ssa-structalias.c (solve_graph): Handle case
12954 we merged the variable to another.
12956 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12958 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12961 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12962 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12964 2007-01-25 DJ Delorie <dj@redhat.com>
12966 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12967 allow changes to modes which don't fit in those registers.
12969 * reload1.c (choose_reload_regs): Check for invalid subregs before
12970 computing their locations, not after.
12972 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12975 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12976 save Altivec registers in an eh_return function.
12977 (compute_vrsave_mask): Likewise.
12978 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12979 for saving Altivec registers.
12980 (rs6000_emit_prologue): Don't allocate stack twice in
12981 eh_return function. Correct expected value of altivec_save_offset
12982 when using save_world. Describe save of R0 to stack when using
12983 save_world. Describe stack pointer adjustment when using
12984 save_world. Remove duplicated eh_return parameter register saving.
12985 Update sp_offset variable after save_world.
12986 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12988 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12989 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12992 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12994 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12996 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12999 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13000 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13002 2007-01-25 Richard Guenther <rguenther@suse.de>
13004 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13005 * common.opt (-Wcoverage-mismatch): New warning option.
13006 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13007 if -Wcoverage-mismatch is given.
13009 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13011 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13012 (ipcp_driver): Change to static definition.
13013 Add dumping of the ifunctions.
13014 (constant_val_insert): Remove unused parameter. Support for SSA.
13015 (ipcp_propagate_const): Support for SSA.
13016 (ipcp_profile_bb_print): Print only analyzed nodes.
13017 (ipcp_replace_map_create): Remove support for Fortran constant
13019 * ipa-prop.c (ipa_method_modify_stmt,
13020 ipa_callsite_compute_param): Support for SSA.
13021 * ipa-prop.h (ipcp_driver): Remove declaration.
13022 (IS_VALID_TREE_MAP_INDEX): Add define.
13024 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13026 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13028 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13030 PR middle-end/30447
13031 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13032 constant argument to cabs and do it without checking for
13033 -funsafe-math-optimizations.
13035 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13037 * c-common.h (RID_FIRST_CXX0X): New.
13038 (RID_LAST_CXX0X): New.
13039 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13041 * c.opt (Wc++0x-compat): New.
13042 * doc/invoke.texi (-Wc++0x-compat): Document.
13044 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13046 * builtins.c (fold_builtin_carg): New.
13047 (fold_builtin_1): Use it.
13049 2007-01-24 Jan Hubicka <jh@suse.cz>
13051 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13053 * ipa-inline.c (initial_insns, max_insns): Delete.
13054 (compute_max_insns): New function.
13055 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13056 of insns as base for code growth.
13057 (cgraph_decide_inlining): Make initial_insns local; do not compute
13059 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13060 * doc/invoke.texi (inline-unit-growth): Update docs.
13062 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13064 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13065 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13066 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13067 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13068 for CPUs that have PTA_CX16 set.
13070 PR middle-end/27416
13071 * gimplify.c (omp_check_private): New function.
13072 (gimplify_scan_omp_clauses): Use it for
13073 firstprivate/lastprivate/reduction.
13075 PR middle-end/30494
13076 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13077 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13079 PR middle-end/30421
13080 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13081 If lower_lastprivate_clauses emits some statements, append them
13082 to dlist rather than body_p and to body_p append an initializer.
13083 (lower_omp_for): Adjust caller.
13085 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13087 * target.h (globalize_decl_name): New.
13088 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13089 * output.h (default_globalize_decl_name): New.
13090 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13092 (globalize_decl): Ditto.
13093 (default_globalize_decl_name): New.
13094 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13095 (ia64_handle_version_id_attribute): New.
13096 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13097 (ia64_asm_output_external): Use globalize_decl_name instead
13098 of globalize_label.
13099 * doc/extend.texi (version_id): New pragma.
13100 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13102 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13104 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13105 _uleb128_t and _Unwind_SWord with _sleb128_t.
13106 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13107 uw_frame_state_for, uw_update_context_1): Likewise.
13108 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13109 * unwind-pe.h (read_uleb128, read_sleb128,
13110 read_encoded_value_with_base): Likewise.
13111 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13113 2007-01-24 Richard Guenther <rguenther@suse.de>
13115 * builtins.c (expand_builtin_cexpi): Get the fndecl
13116 for cexp in the correct way.
13118 2007-01-24 Jan Hubicka <jh@suse.cz>
13120 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13122 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13124 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13125 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13126 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13127 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13128 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13129 __SIZEOF_PTRDIFF_T__.
13130 * doc/cpp.texi: Documentation for the new builtin macros added.
13132 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13134 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13135 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13136 instead of operands[2] to avoid access past the end of array.
13138 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13140 * reload1.c (emit_reload_insns): Pass the reload register
13141 for a non-spill output reload through forget_old_reloads_1.
13143 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13145 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13146 _SOFT_DOUBLE if doubles use software floating-point.
13147 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13148 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13149 * config/rs6000/darwin-ldouble.c: Also compile functions for
13150 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13151 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13152 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13153 commented-out long double override.
13154 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13155 * config/rs6000/eabispe.h: Likewise.
13156 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13157 long double for non-SPE.
13158 (rs6000_handle_option): Likewise.
13159 (invalid_e500_subreg): Disallow more subregs involding DImode,
13160 DFmode, TImode or TFmode.
13161 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13163 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13165 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13166 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13168 (rs6000_legitimate_address): Also check for TFmode for E500
13170 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13171 (spe_build_register_parallel): Handle TFmode and TCmode.
13172 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13174 (function_arg): Handle TFmode and TCmode for E500 double.
13175 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13177 (print_operand): Handle TFmode and TImode for %y.
13178 (rs6000_generate_compare): Handle TFmode comparisons for E500
13180 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13181 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13182 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13183 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13184 TFmode for E500 double.
13185 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13186 (floatsidf2): Enable for E500 double.
13187 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13188 (extenddftf2): Change to extenddftf2_fprs.
13189 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13190 depending on TARGET_E500_DOUBLE.
13191 (extendsftf2): Enable for E500 double.
13192 (trunctfdf2): Enable for E500 double.
13193 (trunctfsf2): Change to trunctfsf2_fprs.
13194 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13195 depending on TARGET_E500_DOUBLE.
13196 (floatsitf2): Enable for E500 double.
13197 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13198 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13199 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13200 (negtf2): Change to negtf2_internal.
13201 (negtf2): New expander.
13202 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13203 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13204 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13205 (movdi_internal32): Use rs6000_nonimmediate_operand.
13206 (unnamed splitter): Likewise.
13207 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13208 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13209 (SPE64TF, DITI): New mode macros.
13210 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13213 (frob_<mode>_di_2): New.
13214 (frob_tf_di_8_2): New.
13215 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13217 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13219 (frob_ti_<mode>_8_2): New.
13220 (frob_ti_tf_2): New.
13221 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13222 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13224 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13225 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13226 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13227 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13228 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13229 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13232 2007-01-23 Ian Lance Taylor <iant@google.com>
13234 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13236 (OBJS-archive): Reformat, alphabetize.
13237 (OBJS): Change out_object_file to OBJS-md.
13239 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13241 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13242 JUMP_P and CALL_P predicates where applicable.
13243 * config/i386/i386.c: Ditto.
13244 * config/i386/i386.md: Ditto.
13245 * config/i386/mmx.md: Ditto.
13246 * config/i386/predicates.md: Ditto.
13248 2007-01-22 Andreas Schwab <schwab@suse.de>
13250 * config/m68k/m68k.h: Fix comment.
13252 2007-01-22 Jan Hubicka <jh@suse.cz>
13254 * passes.c (init_optimization_passes): Do not rerun
13255 pass_early_warn_uninitialized.
13257 2007-01-22 Richard Guenther <rguenther@suse.de>
13259 PR tree-optimization/30038
13260 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13262 (execute_cse_sincos_1): Likewise.
13263 (execute_cse_sincos): Likewise.
13264 (gate_cse_sincos): Likewise.
13265 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13266 the cexpi() canonicalization of sincos().
13267 * tree-pass.h (pass_cse_sincos): Declare.
13268 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13270 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13272 PR rtl-optimization/29329
13273 * combine.c (replaced_rhs_insn): Rename to i2mod.
13274 (replaced_rhs_value): Rename to i2mod_new_rhs.
13275 (i2mod_old_rhs): New global variable.
13276 (combine_instructions): Adjust for above change. Save a copy of
13277 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13278 note are substituted in the second instruction.
13279 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13280 ditch the note if it pertains to the second eliminated register
13281 and this register is mentioned in i2mod_old_rhs.
13284 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13286 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13287 the insn to which the note was originally attached.
13289 2007-01-21 Jan Hubicka <jh@suse.cz>
13291 * ipa-inline.c (inlining_mode): Comment, move up.
13292 (cgraph_decide_inlining_incrementally): Do not perform inlining
13293 itself; fix handling of flattening of self recursive functions.
13294 (cgraph_find_cycles): Remove.
13295 (cgraph_flatten_node): Remove.
13296 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13297 (try_inline): New function.
13298 (cgraph_early_inlining): Update call of
13299 cgraph_decide_inlining_incrementally. Apply inlining here.
13300 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13302 2007-01-21 Dirk Mueller <dmueller@suse.de>
13305 * tree-vrp.c (check_array_bounds): do not warn
13306 about ADDR_EXPR's of ARRAY_REF's which are immediately
13307 used in binary expressions.
13309 2007-01-21 Ira Rosen <irar@il.ibm.com>
13311 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13312 read_write_dep and macros for its access.
13313 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13314 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13315 argument, call vect_check_interleaving for every independent pair of
13316 data-refs. Mark loads that access the same memory location as a store
13318 (vect_check_dependences): Remove.
13319 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13320 call, fix the call to vect_analyze_data_ref_dependence.
13321 (vect_analyze_data_ref_access): For statements that access the same
13322 data-ref, check that they are not stores; for loads, check that there
13323 is no store that access the same location.
13325 2007-01-20 Roger Sayle <roger@eyesopen.com>
13326 Joseph Myers <joseph@codesourcery.com>
13328 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13329 (-fdump-rtl-stack): Likewise.
13330 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13331 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13332 (-mpt-fixed): Use @minus{} for minus sign.
13333 (Using Precompiled Headers): Fix under/overfull hbox.
13335 2007-01-20 Jan Hubicka <jh@suse.cz>
13337 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13338 place within annotation.
13340 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13342 * pa.c (output_move_double): Change array size of xoperands to 4.
13344 2007-01-20 Jan Hubicka <jh@suse.cz>
13346 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13349 2007-01-19 Ian Lance Taylor <iant@google.com>
13351 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13352 constant to unsigned HOST_WIDE_INT before negating.
13354 2007-01-19 Ian Lance Taylor <iant@google.com>
13356 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13358 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13359 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13360 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13361 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13362 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13363 (realloc_vdef, realloc_vuse): Change second parameter to
13365 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13366 fields to unsigned.
13367 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13368 unsigned. Change x and lim locals to unsigned.
13369 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13371 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13372 (copy_virtual_operands): Change i and n locals to unsigned.
13374 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13376 PR middle-end/29335
13377 * builtins.c (fold_builtin_1): Handle builtin fdim.
13379 2007-01-20 Jan Hubicka <jh@suse.cz>
13381 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13382 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13383 init_alias_heapvars.
13384 (init_alias_heapvars): Initialize only when not already initialized.
13385 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13387 2007-01-19 Roger Sayle <roger@eyesopen.com>
13389 * common.opt (fsigned-zeros): New command line option.
13390 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13391 of flag_unsafe_math_optimizations.
13392 * opts.c (set_fast_math_flags): The -ffast-math command line option
13393 implies -fno-signed-zeros.
13394 (fast_math_flags_set_p): Likewise.
13396 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13397 the documentation of -ffast-math appropriately. Wrap long lines.
13399 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13401 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13402 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13404 2007-01-19 Tomas Bily <tbily@suse.cz>
13406 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13408 (tree_init_ic_make_global_vars): New function
13409 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13410 (tree_gen_ic_profiler): New function
13411 (tree_gen_ic_func_profiler): New function
13412 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13413 (tree_profile_hooks): Added hook for indirec/virtual calls
13414 * value-prof.c (tree_find_values_to_profile): New case for
13416 (tree_values_to_profile): Call for determining indirect/virtual
13418 (tree_indirect_call_to_profile): New function
13419 (tree_ic_transform): New function
13420 (tree_ic): New function
13421 (find_func_by_pid): New function
13422 (init_pid_map): New function
13423 (tree_value_profile_transformations): Added check for
13424 indirect/virtual call transformation
13425 * value-prof.h (enum hist_type): New counter type for
13426 indirect/virtual calls
13427 (profile_hooks): Added new hook for profiling indirect/virtual
13429 * profile.c (instrument_values): New case for indirect/virtual
13431 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13432 (GCOV_COUNTER_V_INDIR): New counter type
13433 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13434 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13436 * cgraph.c: Definition of cgraph_max_pid
13437 (cgraph_create_node): Default init of pid attribute
13438 * cgraph.h: Declaration of cgraph_max_pid
13439 (struct cgraph_node): Added pid attribute
13440 * libgcov.c (__gcov_indirect_call_profiler): New function
13441 (__gcov_one_value_profiler_body): New function
13442 (__gcov_one_value_profiler): Body was moved to
13443 __gcov_one_value_profiler_body and calls it
13445 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13447 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13448 * gengtype.c (write_types_data, write_func_for_structure,
13449 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13450 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13451 (walk_type, write_func_for_structure): Generate the mark_hook if
13454 2007-01-19 Jan Hubicka <jh@suse.cz>
13456 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13457 'early' argument take inlining mode argument specifying whether to
13458 inline for size/speeed or all functions; add support for flattening;
13460 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13462 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13465 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13466 the name of the declared identifier.
13468 2007-01-19 Dirk Mueller <dmueller@suse.de>
13470 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13471 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13472 duplicate evaluation.
13474 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13476 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13477 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13478 to XFMode, use acosxf2 and truncate result to requested mode.
13479 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13480 (asin<mode>2): Similarly, with asin expanders.
13481 (*fscalexf4_i387): Rename from *fscalexf4.
13482 (expNcorexf3): New expander.
13483 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13484 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13485 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13486 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13487 patterns for SSE math.
13488 (exp10<mode>2): Similarly, with exp10 expanders.
13489 (exp2<mode>2): Similarly, with exp2 expanders.
13490 (expm1<mode>2): Similarly, with expm1 expanders.
13491 (ldexp<mode>3): Similarly, with ldexp expanders.
13492 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13493 Use gen_truncxf<mode>2_i387_noop to truncate result.
13495 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13497 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13498 for ColdFire targets.
13500 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13501 Richard Sandiford <richard@codesourcery.com>
13503 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13504 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13505 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13506 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13507 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13508 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13512 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13513 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13514 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13515 (*adddi_dilshr32_cf): New pattern.
13516 (adddi3, subdi3): Remove first alternatives.
13518 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13520 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13521 implemented using move.l, do not use its cc result for floating-point
13524 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13526 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13527 from accepting 's' constraints if flag_pic.
13529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13531 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13532 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13533 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13534 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13536 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13538 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13539 ColdFire alternatives.
13540 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13541 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13542 architectures that support ff1 instruction.
13544 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13545 Julian Brown <julian@codesourcery.com>
13547 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13548 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13549 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13552 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13554 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13556 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13557 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13558 HOST_WIDE_INT instead of an rtx.
13559 (m68k_rtx_costs): Update call accordingly.
13560 (output_move_const_into_data_reg): Likewise. Fix formatting.
13561 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13563 (output_move_simode_const): Update calls after above changes.
13564 Rework to use automatic variables and predicates like MEM_P.
13565 * config/m68k/m68k.md (pushexthisi_const): Update call to
13568 2007-01-19 Dirk Mueller <dmueller@suse.de>
13570 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13571 in dump_flags test.
13573 2007-01-19 Richard Guenther <rguenther@suse.de>
13575 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13576 via cexp in case sincos is not available.
13578 2007-01-19 Richard Guenther <rguenther@suse.de>
13580 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13581 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13582 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13583 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13584 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13585 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13586 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13587 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
13589 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
13593 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
13594 (atan2xf3): Directly generate RTL pattern.
13595 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
13596 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13597 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13598 disable patterns for SSE math.
13599 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
13600 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
13601 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13602 disable patterns for SSE math.
13604 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
13606 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
13608 2007-01-18 Roger Sayle <roger@eyesopen.com>
13610 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
13611 VIEW_CONVERT_EXPR to the same type as it's operand.
13613 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13615 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13616 configured for long double 128.
13618 2007-01-18 Mike Stump <mrs@apple.com>
13620 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13623 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13625 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13628 2007-01-18 Jan Hubicka <jh@suse.cz>
13630 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13631 greater than NUM_VOP_FREE_BUCKETS.
13633 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13635 * tree-ssa-structalias.c: Update comments.
13636 (ptabitmap_obstack): Removed.
13637 (pta_obstack): New.
13638 (oldpta_obstack): Ditto.
13639 (stats): Add a few members.
13640 (struct variable_info): Remove node, complex, address_taken, and
13641 indirect_target members. Add oldsolution member.
13642 (new_var_info): Do not initialize removed members.
13643 (constraint_expr_type): Remove INCLUDES.
13644 (constraint_graph): Add size, implicit_preds, rep,
13645 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13646 (FIRST_REF_NODE): New macro.
13647 (LAST_REF_NODE): Ditto.
13648 (FIRST_ADDR_NODE): Ditto.
13649 (find): New function.
13651 (dump_constraint): Do not handle INCLUDES.
13652 (insert_into_complex): Do not insert duplicate constraints.
13653 (condense_varmap_nodes): Renamed and rewritten into ...
13654 (merge_node_constraints): This. Also fix bug in handling of
13655 offseted copy constraints.
13656 (clear_edges_for_node): No longer need to deal with preds at all,
13657 or removing associated preds/succs.
13658 (merge_graph_nodes): Deal with indirect_cycles.
13659 Don't deal with predecessors.
13660 (add_implicit_graph_edge): New function.
13661 (add_pred_graph_edge): Ditto.
13662 (add_graph_edge): Don't deal with predecessors.
13663 (build_constraint_graph): Removed.
13664 (build_pred_graph): New function.
13665 (build_succ_graph): Ditto.
13666 (struct scc_info): Removed in_component. Added roots, dfs, and
13667 node_mapping. Remove visited_index, unification_queue.
13668 (scc_visit): Deal with union-find we do now.
13669 Deal with cycles with REF nodes.
13670 (collapse_nodes): Renamed and rewritten to ...
13671 (unify_nodes): This.
13672 (process_unification_queue): Removed.
13673 (topo_visit): Cleanup
13674 (do_da_constraint): Use find.
13675 (do_sd_constraint): Ditto.
13676 (do_ds_constraint): Ditto.
13677 (do_complex_constraint): Ditto.
13678 (init_scc_info): Update for removed and added members.
13679 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13680 (find_indirect_cycles): This.
13681 (equivalence_class): New variable.
13682 (label_visit): New function.
13683 (perform_variable_substitution): Rewritten.
13684 (free_var_substitution_info): New function.
13685 (find_equivalent_node): Ditto.
13686 (move_complex_constraints): Ditto.
13687 (eliminate_indirect_cycles): Ditto.
13688 (solve_graph): Only propagate changed bits.
13689 Use indirect cycle elimination.
13691 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13692 (tree_id_eq): Renamed to ...
13693 (tree_vi_eq): This. Update for member change
13694 (insert_id_for_tree): Renamed and rewritten to ...
13695 (insert_vi_for_tree): This.
13696 (lookup_id_for_tree): Renamed and rewritten to ...
13697 (lookup_vi_for_tree): This.
13698 (get_id_for_tree): Renamed and rewritten to ...
13699 (get_vi_for_tree): Ditto.
13700 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13701 (process_constraint): Don't handle INCLUDES.
13702 Remove special ADDRESSOF case.
13703 (find_func_aliases): Rewrite to use vi functions instead of id
13705 (create_function_info_for): Ditto.
13706 (create_variable_info_for): Ditto.
13707 (intra_create_variable_infos): Ditto.
13708 (merge_smts_into): Ditto.
13709 (find_what_p_points_to): Ditto.
13710 (init_base_vars): Ditto.
13711 (init_alias_vars): Ditto.
13712 (remove_preds_and_fake_succs): New function.
13713 (dump_sa_points_to_info): Dump new stats.
13714 (dump_solution_for_var): Use find.
13715 (set_used_smts): Fix formatting.
13716 (compute_points_to_sets): Updated for new functions.
13717 (ipa_pta_execute): Ditto.
13719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13720 Richard Sandiford <richard@codesourcery.com>
13722 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13724 * calls.c (expand_call): If the return value is a PARALLEL,
13725 extract its first member.
13726 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13727 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13728 use FUNCTION_EXTRA_EPILOGUE.
13729 (m68k_function_value): Return a PARALLEL if the return value
13730 is of a pointer type.
13731 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13732 (FUNCTION_EXTRA_EPILOGUE): Remove.
13733 * config/m68k/m68k.md (D0_REG): New constant.
13735 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13737 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13738 output a NOP for empty epilogues.
13740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13742 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13743 before function. Extend register save check to include all
13744 registers, not just integer ones.
13746 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13748 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13749 (m68k_use_return_insn): ...this.
13750 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13751 * config/m68k/m68k.c (use_return_insn): Rename to...
13752 (m68k_use_return_insn): ...this.
13753 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13754 of USE_RETURN_INSN.
13756 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13758 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13759 nearest even, fix denormal rounding overflow.
13761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13763 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13764 f%$smove and f%$move.
13765 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13766 (extendsfdf2_cf): Use fdmove instead of f%&move.
13767 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13768 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13772 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13777 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13778 (coldfire_single_format): Declare.
13779 (coldfire_double_format): Likewise.
13780 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13781 of qnan_msb_set to determine the lower bits of a canonical
13783 (encode_ieee_double): Likewise.
13784 (encode_ieee_quad): Likewise.
13785 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13786 (mips_single_format): Likewise.
13787 (ieee_double_format): Likewise.
13788 (mips_double_format): Likewise.
13789 (ieee_extended_motorola_format): Likewise.
13790 (ieee_extended_intel_96_format): Likewise.
13791 (ieee_extended_intel_128_format): Likewise.
13792 (ieee_extended_intel_96_round_53_format): Likewise.
13793 (ibm_extended_format): Likewise.
13794 (mips_extended_format): Likewise.
13795 (ieee_quad_format): Likewise.
13796 (mips_quad_format): Likewise.
13797 (vax_f_format): Likewise.
13798 (vax_d_format): Likewise.
13799 (vax_g_format): Likewise.
13800 (i370_single_format): Likewise.
13801 (i370_double_format): Likewise.
13802 (decimal_single_format): Likewise.
13803 (decimal_double_format): Likewise.
13804 (decimal_quad_format): Likewise.
13805 (c4x_single_format): Likewise.
13806 (c4x_extended_format): Likewise.
13807 (real_internal_format): Likewise.
13808 (coldfire_single_format): New real_format.
13809 (coldfire_double_format): Likewise.
13810 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13811 canonical_nan_lsbs_set.
13812 (pdp11_d_format): Likewise.
13813 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13814 if TARGET_COLDFIRE_CPU.
13816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13818 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13819 (output_call, m68k_legitimize_call_address): Declare.
13820 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13821 parenthesees. Add support for a 'W' constraint.
13822 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13823 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13824 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13825 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13827 (override_options): Initialize them. Do not set flag_no_function_cse
13828 for TARGET_ID_SHARED_LIBRARY.
13829 (m68k_output_pic_call): Delete.
13830 (m68k_legitimize_call_address): New function.
13831 (print_operand): Remove the %o prefix. Handle the %p prefix.
13832 (output_call): New function.
13833 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13834 target address from the GOT if symbolic jumps are not allowed.
13835 * config/m68k/m68k.md (call, general_operand): Do not set
13836 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13837 Merge separate flag_pic and !flag_pic define_insns into...
13838 (*call, *call_value): ...these new patterns. Match the address
13839 rather than the containing MEM and require it to be a call_operand.
13840 Use output_call to generate the asm template.
13841 * config/m68k/predicates.md (const_call_operand): New predicate.
13842 (call_operand): Likewise.
13844 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13846 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13847 (STACK_GROWS_DOWNWARD): Define to 1.
13848 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13849 comments, emphasizing that these values are only defaults.
13850 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13851 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13853 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13855 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13857 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13858 Richard Sandiford <richard@codesourcery.com>
13860 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13861 (FP_REGNO_P): New macros.
13862 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13863 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13864 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13865 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13867 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13869 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13870 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13872 * config/m68k/t-floatlib: New file, extracting common code from...
13873 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13874 * config/m68k/t-uclinux: Here.
13875 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13876 routines on ColdFire targets.
13878 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13880 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13881 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13882 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13883 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13884 explicitly set MOTOROLA to 1.
13885 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13887 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13888 Nathan Sidwell <nathan@codesourcery.com>
13890 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13891 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13892 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13893 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13894 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13895 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13896 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13897 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13898 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13899 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13900 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13901 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13902 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13903 (DBX_REGISTER_NUMBER): Delete.
13904 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13905 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13906 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13910 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13911 * config/flat.h: New file.
13912 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13913 OBJECT_FORMAT_FLAT.
13914 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13915 indirect references for -msep-data or -mid-shared-library.
13916 Do not use PC-relative code addresses either.
13917 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13919 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13920 for shared libraries and crt1.o for executables. Use crti.o and
13922 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13923 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13924 Do not add -elf2flt or -shared-lib-id options here.
13925 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13926 Pass -shared-lib-id if -mid-shared-library, taking the library
13927 identifier from -mshared-library-id if given, otherwise
13929 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13930 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13931 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13932 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13933 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13934 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13936 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13937 jump sequence for ISA A and ISA A+.
13938 (PICJUMP): Likewise.
13940 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13942 * config.gcc (m68k-*-uclinux*): Base the port on the common
13943 and m68k GNU/Linux files rather than on the generic ELF ones.
13944 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13945 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13947 2007-01-18 Julian Brown <julian@codesourcery.com>
13948 Richard Sandiford <richard@codesourcery.com>
13950 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13951 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13952 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13954 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13955 80 unconditionally.
13956 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13958 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13960 * doc/install.texi: Document m68k-uclinuxoldabi.
13961 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13962 * config/m68k/uclinux-oldabi.h: New file, copied from
13963 config/m68k/uclinux.h.
13965 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13967 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13968 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13969 (m32r_compute_frame_size): Use unsigned for regno.
13970 (m32r_reload_lr): Use gen_frame_mem.
13972 (m32r_output_function_epilogue): Don't output the function epilogue
13974 (m32r_expand_epilogue): New.
13975 (direct_return): Return false if the function has the interrupt
13977 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13978 * config/m32r/m32r.md (epilogue): New expander.
13979 (return_lr, return_rte): New insns.
13980 (return): Make it expander.
13981 (return_normal): New expander.
13983 2007-01-18 Josh Conner <jconner@apple.com>
13986 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13987 support for UNLE, UNLT, UNGE, and UNGT.
13989 2007-01-18 Jan Hubicka <jh@suse.cz>
13991 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13992 * tree-tailcall (add_virtual_phis): Likewise.
13993 (optimize_tail_call): Return TODOs.
13994 (execute_tail_calls): Return TODOs.
13995 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13996 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13999 Cleanup cfg using TODO.
14000 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14001 * passes.c (execute_function_todo): When cleanup did something, remove
14003 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14004 (make_edges): Don't cleanup_cfg.
14006 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14008 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14009 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14010 operate on the top of stack.
14011 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14012 register handling of instructions that output to the second
14014 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14015 (move_for_stack_reg): Special-case check for dead destination
14016 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14018 * config/i386/i386.md (UNSPEC_TAN): New constant.
14019 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14020 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14021 to correctly model move of constant 1.0 to top stack slot.
14022 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14023 (unnamed peephole2 pattern): Remove corresponding peephole2
14024 pattern that optimizes tan insn and loading of constant 1.0.
14025 (tanxf2): Use fptanxf4_i387.
14026 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14027 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14028 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14029 disable patterns for SSE math.
14030 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14031 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14033 2007-01-18 Dirk Mueller <dmueller@suse.de>
14034 Richard Guenther <rguenther@suse.de>
14037 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14038 * common.opt (Warray-bounds): Add new warning option.
14039 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14041 * Makefile.in: make tree-vrp.o depend on toplev.h
14042 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14044 (check_array_refs, check_array_bounds, check_array_ref): New.
14046 2007-01-18 Jan Hubicka <jh@suse.cz>
14048 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14049 (execute_ssa_ccp): Return flags conditionally.
14050 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14052 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14054 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14056 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14057 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14059 * Makefile.c (GTFILES): Add cfglayout.h.
14060 * gengtype.c (open_base_files): Likewise.
14061 * cfglayout.c (cfg_layout_function_footer,
14062 cfg_layout_function_header) Reindent to make gengtype happy.
14063 * cfglayout.h (cfg_layout_function_footer,
14064 cfg_layout_function_header): Add GTY(()) marker.
14066 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14068 2007-01-18 Ben Elliston <bje@au.ibm.com>
14070 * genautomata.c (write_automata): Include xstrerror output in the
14071 error message if writing the DFA description file fails.
14073 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14075 * config/mips/mips-protos.h (mips_output_external): Make it
14077 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14078 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14079 (extern_list): Likewise.
14080 (extern_head): Likewise.
14081 (TARGET_ASM_FILE_END): Likewise.
14082 (mips_file_end): Likewise.
14083 (mips_output_external): Rewritten.
14085 2007-01-18 Ben Elliston <bje@au.ibm.com>
14087 * genpreds.c (write_insn_preds_c): Only write out the function
14088 body for regclass_for_constraint if we have register constraints.
14090 2007-01-17 Tom Tromey <tromey@redhat.com>
14092 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14093 * doc/install.texi (Testing): Use sourceware.org.
14094 (Binaries): Likewise.
14095 (Specific): Likewise.
14096 * doc/contrib.texi (Contributors): Use sourceware.org.
14098 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14100 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14101 (AVR_ENHANCED): Rename to ...
14102 (AVR_HAVE_MUL): ... new.
14103 (avr_enhanced_p): Rename to ...
14104 (avr_have_mul_p): ... new.
14105 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14106 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14107 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14108 (avr_have_mul_p): ... new.
14109 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14110 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14111 'avr_enhanced_p' and 'enhanced'.
14112 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14113 AVR_HAVE_MUL instead of AVR_ENHANCED.
14114 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14115 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14116 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14117 instead of AVR_ENHANCED.
14118 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14119 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14120 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14122 2007-01-17 Ian Lance Taylor <iant@google.com>
14124 * vec.h (VEC_reserve_exact): Define.
14125 (vec_gc_p_reserve_exact): Declare.
14126 (vec_gc_o_reserve_exact): Declare.
14127 (vec_heap_p_reserve_exact): Declare.
14128 (vec_heap_o_reserve_exact): Declare.
14129 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14131 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14132 negative parameter.
14133 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14134 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14135 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14136 * vec.c (calculate_allocation): Add exact parameter. Change all
14138 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14139 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14140 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14141 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14142 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14143 (vec_heap_p_reserve_exact): New function.
14144 (vec_heap_o_reserve_exact): New function.
14146 2007-01-17 Jan Hubicka <jh@suse.cz>
14148 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14150 2007-01-17 Eric Christopher <echristo@apple.com>
14152 * config.gcc: Support core2 processor.
14154 2007-01-16 Jan Hubicka <jh@suse.cz>
14156 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14157 the names, just unlink the chain so we don't crash on dangling pointers
14160 2007-01-16 Jan Hubicka <jh@suse.cz>
14162 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14163 * tree-pass.h: Reorder to make IPA passes appear toegher.
14164 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14165 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14166 parameters, do not call early inliner.
14167 * ipa-inline.c: Update comments. Include tree-flow.h
14168 (cgraph_decide_inlining): Do not compute inlining parameters.
14169 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14170 be called with function context set up.
14171 (pass_ipa_inline): Remove unreachable functions before pass.
14172 (cgraph_early_inlining): Simplify assuming to be called from the
14174 (pass_early_inline): New pass.
14175 (cgraph_gate_ipa_early_inlining): New gate.
14176 (pass_ipa_early_inline): Turn into simple wrapper.
14177 (compute_inline_parameters): New function.
14178 (gate_inline_passes): New gate.
14179 (pass_inline_parameters): New pass.
14180 (apply_inline): Move here from tree-optimize.c
14181 (pass_apply_inline): New pass.
14182 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14184 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14185 doing them by hand.
14186 (tree_function_versioning): Do not allocate dummy struct function.
14187 * tree-inline.h (optimize_inline_calls): Update prototype.
14188 * tree-optimize.c (execute_fixup_cfg): Export.
14189 (pass_fixup_cfg): Remove
14190 (tree_rest_of_compilation): Do not apply inlines.
14191 * tree-flow.h (execute_fixup_cfg): Declare.
14192 * Makefile.in (gt-passes.c): New.
14193 * passes.c: Include gt-passes.h
14194 (init_optimization_passes): New passes.
14195 (nnodes, order): New static vars.
14196 (do_per_function_toporder): New function.
14197 (execute_one_pass): Dump current pass here.
14198 (execute_ipa_pass_list): Don't dump current pass here.
14200 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14202 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14203 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14205 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14207 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14208 (strong_alias): Define.
14209 (__gcc_qmul): Provide non-FMA for soft-float.
14210 (__gcc_qdiv): Same.
14215 (__gcc_qunord): New.
14225 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14226 soft-float functions.
14227 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14228 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14229 about long double soft float.
14231 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14232 Tehila Meyzels <tehila@il.ibm.com>
14234 * tree-vectorizer.h (is_pattern_stmt_p): New.
14235 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14236 formatting (tabs instead of spaces). Cleanup and clarify setting
14237 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14238 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14239 (vectorizable_type_demotion): Check that types are integral.
14240 (vectorizable_type_promotion): Likewise.
14241 (vectorizable_store): Fix typo. Eliminate new-line at end of
14244 2007-01-16 Jan Hubicka <jh@suse.cz>
14246 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14249 2007-01-15 Eric Christopher <echristo@apple.com>
14251 * ifcvt.c: Include vec.h, vecprim.h.
14252 (check_cond_move_block): New argument regs.
14253 Reorganize. Add registers used to regs.
14254 (cond_move_process_if_block): Use regs set above as
14257 2007-01-15 Eric Christopher <echristo@apple.com>
14259 * config/darwin.h: Update copyright.
14260 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14261 (LINK_COMMAND_SPEC): Add -u.
14262 (LINK_SPEC): Fix umbrella for above.
14264 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14266 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14269 2007-01-15 Tom Tromey <tromey@redhat.com>
14271 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14272 * doc/install.texi (Testing): Don't mention jacks.
14273 (Configuration): Document --enable-java-maintainer-mode. Move
14274 --with-java-home to libgcj-specific section. Document
14276 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14278 2007-01-15 Jan Hubicka <jh@suse.cz>
14280 * tree-ssa-dce.c (DCE_TODOs): New.
14281 (propagate_necessity): Return if something changed.
14282 (eliminate_unnecessary_stmts): Likewise.
14283 (perform_tree_ssa_dce): Return TODO flags when needed.
14284 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14286 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14288 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14289 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14290 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14291 patterns using X87MODEF12 mode macro. Extend operand 1
14292 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14293 (log10<mode>2): Ditto.
14294 (log2<mode>2): Ditto.
14295 (log1p<mode>2): Ditto.
14296 (logb<mode>2): Ditto.
14297 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14298 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14299 (*fxtractxf3_i387): Rename from *fxtractxf3.
14300 (fxtract_extend<mode>xf3_i387): New insn pattern.
14301 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14302 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14303 and gen_fyl2xxf3_i387().
14305 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14307 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14308 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14309 get_loop_exit_edges. Changed return type to bool.
14310 * cfgloop.h (fix_loop_placement): Declaration removed.
14312 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14314 * param.h (MIN_VECT_LOOP_BOUND): New.
14315 * params.def (MIN_VECT_LOOP_BOUND): New.
14316 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14317 argument - minimum threshold for number of iterations.
14318 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14319 argument to declaration.
14320 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14321 MIN_VECT_LOOP_BOUND.
14322 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14323 slpeel_tree_peel_loop_to_edge with additional argument.
14324 (vect_do_peeling_for_alignment): Likewise.
14325 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14327 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14330 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14331 operands of size 1.
14333 2007-01-14 Jan Hubicka <jh@suse.cz>
14335 * tree-dfa.c (remove_referenced_var): New function.
14336 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14337 prune referenced vars list too.
14338 * tree-flow.h (remove_referenced_var): Declare.
14340 2007-01-14 Jan Hubicka <jh@suse.cz>
14342 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14344 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14345 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14346 * except.h (verify_eh_throw_table_statements): Kill prototype.
14347 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14348 into call exrepssions.
14349 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14351 * tree-cfg.c: Include pointer-set.h.
14352 (verify_node_sharing): Work on pointer set.
14353 (verify_eh_throw_stmt_node): New.
14354 (verify_stmts): Use pointers sets, verify throw_stmt.
14356 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14358 * ipa-reference.c (analyze_function): Consider also addresses taken
14361 2007-01-12 Roger Sayle <roger@eyesopen.com>
14363 * c-typeck.c (null_pointer_constant_p): Replace use of
14364 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14365 (build_c_cast): Likewise.
14367 2007-01-12 Roger Sayle <roger@eyesopen.com>
14369 * tree.h (force_fit_type_double): Remove unused final argument.
14370 * c-common.c (constant_expression_warning): Replace use of
14371 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14372 (convert_and_check): Likewise.
14373 (shorten_compare): Update call to force_fit_type_double.
14374 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14375 * convert.c (convert_to_pointer): Update call to
14376 force_fit_type_double.
14377 * fold-const.c (force_fit_type_double): Remove overflowed_const
14379 (int_const_binop, fold_convert_const_int_from_int,
14380 fold_convert_const_int_from_real, fold_div_compare,
14381 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14382 fold_abs_const, fold_not_const): Remove the final argument from
14383 calls to force_fit_type_double.
14385 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14387 * configure.ac: Set insn to "nop" for spu-*-* also.
14388 * configure: Regenerate.
14390 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14392 * builtins.def : Add BUILT_IN_FREE.
14394 2007-01-12 Jan Hubicka <jh@suse.cz>
14396 PR tree-optimization/30443
14397 * tree-inline.c (tree_function_versioning): Do not optimize when
14398 cloning for inlining.
14400 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14402 * doc/loop.texi: Document recording of loop exits.
14403 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14404 (update_single_exits_after_duplication,
14405 update_single_exit_for_duplicated_loop,
14406 update_single_exit_for_duplicated_loops): Removed.
14407 (duplicate_loop_to_header_edge): Do not call
14408 update_single_exits_after_duplication and
14409 update_single_exit_for_duplicated_loops.
14410 (loop_version): Do not update single_exit information.
14411 (fix_loop_structure): Use record_loop_exits instead of
14412 mark_single_exit_loops.
14413 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14414 the lists of loop exits.
14415 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14416 split_edge, merge_blocks): Update the lists of loop exits.
14417 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14418 loop_optimizer_init.
14419 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14420 of mark_single_exit_loops.
14421 (loop_optimizer_finalize): Call release_recorded_exits.
14422 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14423 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14424 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14425 update single exit information.
14426 * lambda-code.c (perfect_nestify): Ditto.
14427 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14428 (mark_single_exit_loops): Removed.
14429 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14430 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14431 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14433 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14434 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14435 (verify_loop_structure): Verify consistency of the exit lists.
14436 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14437 (set_single_exit): Removed.
14438 * cfgloop.h (struct loop_exit): New function.
14439 (struct loop): single_exit_ field replaced by exits field.
14440 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14441 (struct loops): Added exits hash.
14442 (mark_single_exit_loops, set_single_exit): Declaration removed.
14443 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14445 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14447 * doc/invoke.texi: Avoid use of @headitem.
14449 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14451 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14453 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14455 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14458 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14459 Richard Sandiford <richard@codesourcery.com>
14461 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14462 * config/m68k/m68k.opt: Resort options.
14463 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14465 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14466 Richard Sandiford <richard@codesourcery.com>
14468 * doc/invoke.texi: Document the macros that are defined by
14469 m68k's -mtune and -mhard-float options.
14470 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14471 (m68k_cpp_cpu_family): Likewise.
14472 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14473 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14474 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14475 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14476 (m68k_cpp_cpu_family): Likewise.
14478 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14480 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14481 macros besides mc68000 as tuning macros. Use a switch statement
14482 to set them and mcpu32.
14484 2007-01-12 Julian Brown <julian@codesourcery.com>
14486 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14487 (TARGET_68040_ONLY): Rename to...
14488 (TARGET_68040): ...this.
14489 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14490 * config/m68k/m68k.md: Likewise.
14492 2007-01-12 Julian Brown <julian@codesourcery.com>
14493 Nathan Sidwell <nathan@codesourcery.com>
14494 Richard Sandiford <richard@codesourcery.com>
14496 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14497 the -mcpu= argument associated with the --with-cpu setting.
14498 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14499 if different from the one implied by the -mcpu setting.
14500 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14501 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14502 * doc/invoke.texi: Mention ColdFire in the introduction to the
14503 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14504 -mno-div and -mhard-float options. Make -m68881 a synonym for
14505 -mhard-float. Document the previously-undocumented -m5206e,
14506 -m528x, -m5307 and -m5407 options. Tweak the existing option
14507 documentation for consistency.
14508 * doc/install.texi: Mention new --with-cpu arguments.
14509 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14510 default CPU if neither -mcpu nor -march are specified.
14511 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14512 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14513 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14514 using m68k_tune to decide between families that implement the
14515 same ISA. Use m68k_tune to set __mcfv4e__.
14516 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14517 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14518 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14519 (FL_ISA_C, FL_ISA_MMU): New macros.
14520 (MASK_COLDFIRE): Delete.
14521 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14522 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14523 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14524 (TARGET_HARD_FLOAT): Do not define here.
14525 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14526 (TUNE_68000): New macro.
14527 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14528 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14529 (TUNE_CFV2): Redefine in terms of m68k_tune.
14530 (uarch_type, target_device, fpu_type): New enums.
14531 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14532 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14533 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14534 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14535 (FL_FOR_isa_c): New macros.
14536 (m68k_isa): New enum.
14537 (m68k_target_selection): New structure.
14538 (all_devices, all_isas, all_microarchs): New tables.
14539 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14540 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14541 (MASK_ALL_CPU_BITS): Delete.
14542 (m68k_find_selection): New function.
14543 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14544 Map the legacy target options to a combination of the new ones.
14545 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14546 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14547 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14549 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14550 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14552 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14553 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14554 * config/m68k/m68k-devices.def: New file.
14556 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14557 Nathan Sidwell <nathan@codesourcery.com>
14559 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14560 (SUBTARGET_EXTRA_SPECS): New macros.
14561 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14562 use %(asm_cpu_spec) instead.
14563 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14564 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14565 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14566 (EXTRA_SPECS): Rename to...
14567 (SUBTARGET_EXTRA_SPECS): ...this.
14569 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14570 Richard Sandiford <richard@codesourcery.com>
14571 Julian Brown <julian@codesourcery.com>
14573 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14574 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14575 to the configuration's default CPU.
14576 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14577 Remove default masks.
14578 (m680[012]0-*-*): Set the default with_cpu to the first part of
14580 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14581 (m68k*-*-linux): Extend the --with-cpu handling to...
14582 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14583 and m68010. Don't set target_cpu_default2.
14584 * doc/install.texi: Document --with-cpu for m68k.
14585 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14586 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14587 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
14588 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
14589 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
14590 (ASM_SPEC): Remove use of %(asm_cpu_default).
14591 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
14592 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
14593 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
14594 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
14595 __HAVE_FPU__ if TARGET_HARD_FLOAT.
14596 (TARGET_DEFAULT): Delete.
14597 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
14598 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
14599 (CPP_CPU_SPEC): Delete.
14600 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
14601 the appropriate string.
14602 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
14603 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
14604 (ASM_SPEC): Don't use %(asm_default_spec).
14605 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
14606 TARGET_DEFAULT and add MASK_68881.
14607 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
14609 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14611 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
14612 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
14613 MASK_68010 alongside MASK_68020.
14614 * doc/invoke.texi: Document -m68010.
14615 * config/m68k/m68k.opt (m68010): New.
14616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14618 (TUNE_68010): New macro.
14619 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14620 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14621 (M68K_CPU_m68332): Add MASK_68010.
14622 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14623 fallback definition.
14624 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14626 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14627 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14628 to all entries that use MASK_68020.
14629 (output_move_simode_const, output_move_himode, output_move_qimode)
14630 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14631 instead of TARGET_68020 to select clr behavior. Remove comment
14632 about there being no TARGET_68010.
14633 * config/m68k/m68k.md: Likewise throughout.
14635 2007-01-12 Julian Brown <julian@codesourcery.com>
14637 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14638 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14639 * config/m68k/m68k.md: Likewise.
14641 2007-01-12 Julian Brown <julian@codesourcery.com>
14643 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14644 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14646 2007-01-12 Julian Brown <julian@codesourcery.com>
14648 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14649 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14650 * config/m68k/m68k.md: Likewise.
14652 2007-01-12 Julian Brown <julian@codesourcery.com>
14653 Richard Sandiford <richard@codesourcery.com>
14655 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14656 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14657 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14659 (TARGET_CPU32): Rename to...
14660 (TUNE_CPU32): ...this.
14661 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14662 (TUNE_CFV2): New macros.
14663 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14664 remove conditions that are implied by TARGET_68020.
14665 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14666 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14667 (m68k_output_function_epilogue): Likewise.
14668 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14669 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14670 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14671 non-68000 timings. Refactor multiplication and division costs.
14672 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14673 TUNE_CPU32 instead of TARGET_CPU32.
14674 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14675 and TUNE_68060 instead of TARGET_68060.
14676 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14677 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14679 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14680 && !TARGET_COLDFIRE" to choose between moveq and clr.
14681 Likewise in the unnamed movsf pattern.
14682 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14683 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14686 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14688 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14689 of tabbing before backslashes.
14691 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14693 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14694 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14695 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14697 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14699 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14700 find_interesting_uses_cond.
14701 (find_interesting_uses_cond): Use extract_cond_operands.
14702 (rewrite_use_compare): Use extract_cond_operands and
14703 force_gimple_operand_bsi. Do not call update_stmt.
14704 (determine_use_iv_cost_condition): Use extract_cond_operands.
14705 Return cheaper of using original bound and changing the exit bound.
14707 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14709 PR tree-optimization/29516
14710 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14711 most_expensive_mult_to_index, addr_to_parts,
14712 create_mem_ref, maybe_fold_tmr): Make the type of
14713 fields of TARGET_MEM_REF sizetype.
14714 (move_fixed_address_to_symbol, move_pointer_to_base):
14716 * tree.def (TARGET_MEM_REF): Add comment on types of
14719 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14721 * c-common.c (vector_types_convertible_p): Treat opaque types as
14722 always convertible if they have the same size, but not otherwise.
14724 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14726 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14727 Remove the b_unconditional field.
14728 (noce_try_sign_mask): Do not look at b_unconditional.
14729 (noce_process_if_block): Do not use merge_if_blocks. Update
14730 the CFG here. Do not set b_unconditional.
14731 (cond_move_process_if_block): Likewise.
14732 (find_cond_trap): Likewise.
14733 (check_cond_move_block): Require simple jump insns at the end
14734 of the basic block.
14736 2007-01-11 Jan Hubicka <jh@suse.cz>
14738 PR tree-optimization/1046
14739 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14740 when alias info is not ready.
14741 (pass_tail_recursion): Do not require aliasing.
14742 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14743 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14744 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14745 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14746 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14747 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14748 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14750 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14751 When aliasing is not build, mark statement as volatile.
14753 2007-01-11 Tom Tromey <tromey@redhat.com>
14755 PR preprocessor/15185, PR preprocessor/20989:
14756 * doc/cppopts.texi <-MT>: Update description of algorithm for
14757 computing default target.
14758 <-M, -MD>: Reword "basename" text.
14760 2007-01-11 Roger Sayle <roger@eyesopen.com>
14762 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14763 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14764 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14765 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14766 fold_builtin_bswap, real_constp, fold_builtin_pow,
14767 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14768 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14769 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14770 * convert.c (convert_to_pointer): Likewise.
14771 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14772 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14773 const_binop, fold_convert_const_int_from_int,
14774 fold_convert_const_int_from_real,
14775 fold_convert_const_real_from_real, sign_bit_p,
14776 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14777 fold_sign_changed_comparison, fold_unary, fold_comparison,
14778 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14779 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14780 * print-tree.c (print_node_brief, print_node): Likewise.
14781 * stor-layout.c (place_field, layout_type): Likewise.
14782 * tree-chrec.c (keep_cast): Likewise.
14783 * tree.c (build_vector, build_real, build_real_from_int_cst,
14784 build_complex): Likewise.
14786 2007-01-11 Roger Sayle <roger@eyesopen.com>
14788 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14789 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14791 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14793 * configure.ac (strict1_warn): Rename to strict_warn.
14794 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14795 cc_set_by_configure, quoted_cc_set_by_configure,
14796 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14797 all_boot_languages, all_stagestuff): Remove.
14798 (target_list): Remove bootstrap targets.
14799 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14800 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14801 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14802 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14803 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14804 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14805 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14806 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14807 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14808 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14809 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14810 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14811 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14812 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14813 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14814 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14815 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14816 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14817 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14818 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14819 (mostlyclean): Adjust.
14820 (clean, distclean): Don't mention bootstrap stuff.
14821 * configure: Regenerate.
14822 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14823 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14824 treelang/config-lang.in (stagestuff): Remove.
14825 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14826 stageprofile, stagefeedback, stagestuff): Remove mention.
14828 2007-01-11 Nick Clifton <nickc@redhat.com>
14830 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14832 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14833 (mcore_arith_K_S_operand): Run the test for the S constraint not
14834 the test for the M constraint.
14835 (mcore_addsub_operand): Do not accept integer values that are
14836 larger than 32 bits.
14837 * config/mcore/mcore.md: Remove unused constraints from split.
14838 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14839 (addsi3): Likewise.
14840 (allocate_stack): Likewise.
14841 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14842 operands to 32 bits.
14843 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14845 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14846 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14847 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14848 mcore_output_bclri, mcore_output_andn, output_inline_const,
14849 mcore_output_move, mcore_output_movedouble): Likewise.
14850 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14851 (output_inline_const): Likewise.
14852 (output_inline_const): Fix format strings used in sprintf
14854 * config/mcore/mcore-protos.h: Update prototypes for changed
14855 functions in mcore.c.
14856 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14857 HOST_WIDE_INT and not int.
14858 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14859 CONST_OK_FOR_N): Likewise.
14860 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14861 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14864 2007-01-10 Jan Hubicka <jh@suse.cz>
14866 * tree-vrp.c (remove_range_assertions): Release defs.
14867 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14868 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14870 2007-01-10 Paul Brook <paul@codesourcery.com>
14872 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14873 * config/arm/arm.md (mulsi3subsi): New insn.
14875 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14877 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14878 (tree_transform_and_unroll_loop): New.
14879 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14882 2007-01-10 Robert Kennedy <jimbob@google.com>
14884 * fold-const.c (fold_comparison): Fold comparisons like (x *
14885 1000 < 0) to (x < 0).
14887 2007-01-10 Ian Lance Taylor <iant@google.com>
14889 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14890 operands have the same priority.
14892 2007-01-10 Tom Tromey <tromey@redhat.com>
14894 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14895 (fold_binary): Likewise.
14896 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14897 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14898 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14899 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14900 * langhooks.h (struct lang_hooks): Removed field
14901 'can_use_bit_fields_p'.
14903 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14905 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14907 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14909 * function.c (get_last_funcdef_no): New function.
14910 * function.h (get_last_funcdef_no): Declare.
14911 * tree-inline.c (initialize_cfun): Add initialization.
14912 (tree_function_versioning): Cleanup.
14914 2007-01-10 Jan Hubicka <jh@suse.cz>
14916 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14919 2007-01-10 Sa Liu <saliu@de.ibm.com>
14920 Ben Elliston <bje@au.ibm.com>
14922 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14923 for SAVE_NONLOCAL and Pmode for any other save level.
14924 * spu-protos.h (spu_restore_stack_block): Declare.
14925 * spu.md (save_stack_block): Remove.
14926 (restore_stack_block): Call spu_restore_stack_block.
14927 * spu.c (spu_restore_stack_block): New function.
14928 (spu_expand_epilogue): Remove old comment.
14930 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14932 PR tree-optimization/30322
14933 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14934 (cand_value_at): Return the value as aff_tree.
14935 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14936 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14937 aff_combination_mult): New functions.
14938 (aff_combination_add): Use aff_combination_add_cst.
14939 (aff_combination_convert): Allow conversions to a wider type.
14940 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14941 * tree-affine.h (aff_combination_mult): Declare.
14943 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14945 * doc/tm.texi: Update documentation to reflect reality of exec
14946 and start file search behaviours. Update copyright year.
14947 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14948 header file directories.
14950 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14952 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14953 (*cosxf2): Rename to cosxf2_i387.
14954 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14955 using X87MODEF12 mode macro. Rename patterns to
14956 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14958 (*cosdf2, *cossf2): Ditto.
14959 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14960 to match extended input operands.
14961 (sincos<mode>3): New expander.
14962 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14963 insn patterns and corresponding splitters.
14965 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14967 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14968 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14970 2007-01-09 Nicolas Pitre <nico@cam.org>
14973 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14975 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14977 * target.h (struct gcc_target): New field library_rtti_comdat.
14978 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14979 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14980 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14981 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14983 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14985 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14987 2007-01-08 Richard Guenther <rguenther@suse.de>
14989 * tree.h (force_fit_type_double): Export.
14990 (force_fit_type): Remove.
14991 * fold-const.c (force_fit_type_double): New function.
14992 (force_fit_type): Remove.
14993 (int_const_binop): Use it.
14994 (fold_convert_const_int_from_int): Likewise.
14995 (fold_convert_const_int_from_real): Likewise.
14996 (fold_div_compare): Likewise.
14997 (fold_sign_changed_comparison): Likewise.
14998 (fold_unary): Likewise.
14999 (fold_negate_const): Likewise.
15000 (fold_abs_const): Likewise.
15001 (fold_not_const): Likewise.
15002 * c-common.c (shorten_compare): Use force_fit_type_double.
15003 * convert.c (convert_to_pointer): Likewise.
15005 2007-01-08 Richard Guenther <rguenther@suse.de>
15007 * tree.h (build_int_cst_wide_type): Export.
15008 * tree.c (build_int_cst_wide_type): New function.
15009 (build_int_cst_wide): Fix comment.
15010 * builtins.c (fold_builtin_object_size): Use build_int_cst
15011 to build -1 or 0 of the correct type. Use fit_double_type
15012 to check for overflow.
15013 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15015 (decode_field_reference): Likewise.
15016 (all_ones_mask_p): Likewise.
15017 (native_interpret_int): Use build_int_cst_wide_type.
15018 (fold_binary): Use build_int_cst_type to build an all-ones
15020 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15022 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15024 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15026 2007-01-09 Ben Elliston <bje@au.ibm.com>
15028 * genautomata.c (STATS_OPTION): New option.
15029 (stats_flag): New flag.
15030 (gen_automata_option): Handle it.
15031 (initiate_automaton_gen): Ditto.
15032 (write_automata): Output statistics only if stats_flag is
15033 set. Likewise, output time statistics only if time_flag is set.
15034 * doc/md.texi (Processor pipeline description): Document new flag.
15036 2007-01-08 Richard Guenther <rguenther@suse.de>
15038 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15039 * tree.c (build_int_cst_type): Likewise.
15040 (size_in_bytes): Don't call force_fit_type on the result.
15041 (int_fits_type_p): Use fit_double_type.
15042 * fold-const.c (fit_double_type): New function.
15043 (force_fit_type): Use it.
15044 * tree.h (fit_double_type): Export.
15046 2007-01-08 Jan Hubicka <jh@suse.cz>
15048 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15049 * ipa.c (function_and_variable_visibility): Fix return type.
15051 2007-01-08 Richard Guenther <rguenther@suse.de>
15053 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15054 of offset to build the index.
15055 * tree-pretty-print.c (dump_generic_node): Don't build negated
15056 const just for printing.
15057 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15058 * builtins.c (fold_builtin_int_roundingfn): Check if result
15059 fits the type by using force_fit_type and comparing the result.
15060 * predict.c (predict_loops): Use compare_tree_int for comparison.
15061 * tree.c (build_int_cst): Fall back to integer_type_node for
15063 (build_int_cst_wide): Assert type is non-null.
15065 2007-01-08 Roberto Costa <roberto.costa@st.com>
15067 * tree-vrp.c (extract_range_from_cond_expr): New.
15068 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15069 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15071 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15072 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15073 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15074 used as expressions.
15075 * tree-object-size.c (cond_expr_object_size): New.
15076 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15078 2007-01-08 Jan Hubicka <jh@suse.cz>
15080 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15081 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15084 2007-01-08 Richard Guenther <rguenther@suse.de>
15086 PR tree-optimization/23603
15087 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15088 (extract_range_from_binary): Fall back to truthvalue instead of
15089 varying for TRUTH_*_EXPR.
15090 (extract_range_from_comparison): Fall back to truthvalue instead of
15092 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15093 if all visited PHI values were constant.
15095 2007-01-08 Jan Hubicka <jh@suse.cz>
15097 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15098 (cgraph_analyze_function): break out from ...
15099 (cgraph_finalize_compilation_unit): ... here.
15100 (cgraph_expand_function): Remove forgoten commented out line.
15101 (cgraph_optimize): Analyze functions.
15103 2007-01-08 Jan Hubicka <jh@suse.cz>
15105 * tree-pas.h (TODO_remove_function): New flag.
15106 (TODO_update*): Renumber.
15107 (pass_ipa_increase_alignment,
15108 pass_ipa_function_and_variable_visibility): New passes.
15109 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15110 (cgraph_function_and_variable_visibility): Move to ipa.c
15111 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15112 cgraph_increase_alignment.
15113 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15114 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15115 calling tree-inline.
15116 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15117 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15118 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15119 (gate_increase_alignment): New function.
15120 (pass_ipa_increase_alignment): New pass.
15121 * ipa.c: Inline tree-pass.h and timevar.h
15122 (function_and_variable_visibility): Move here from cgraphunit.c
15123 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15124 * passes.c (init_optimization_passes): Add the two new passes.
15125 (execute_todo): Handle cgraph_remove_functions.
15127 2007-01-08 Nick Clifton <nickc@redhat.com>
15129 * config/frv/predicates.md (reg_or_0_operand): Accept
15132 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15134 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15135 * config.gcc: Add bfin*-rtems*.
15137 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15139 * c.opt: Add -flax-vector-conversions.
15140 * c-typeck.c (convert_for_assignment): Pass flag to
15141 vector_types_convertible_p to allow emission of note.
15142 (digest_init): Likewise.
15143 * c-opts.c: Handle -flax-vector-conversions.
15144 * c-common.c (flag_lax_vector_conversions): New.
15145 (vector_types_convertible_p): Unless -flax-vector conversions
15146 has been passed, disallow conversions between vectors with
15147 differing numbers of subparts and/or element types. If such
15148 a conversion is disallowed, possibly emit a note on the first
15149 occasion only to inform the user of -flax-vector-conversions.
15150 The new last argument specifies this.
15151 * c-common.h (flag_lax_vector_conversions): New.
15152 (vector_types_convertible_p): Add extra argument.
15153 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15154 char_type_node for V*QI type vectors.
15155 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15156 Update to satisfy new typechecking rules.
15157 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15158 C and C++ variants.
15159 * doc/invoke.texi (C Dialect Options): Document
15160 -flax-vector-conversions.
15162 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15164 PR tree-optimization/29877
15165 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15166 a register variable on the RHS to not be replaceable.
15168 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15169 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15170 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15171 const_simm15, const_pow2, const_npow2): Added.
15172 * config/score/misc.md (insv, extv, extzv, movmemsi,
15173 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15174 * config/score/score.c (score_address_cost, score_select_cc_mode):
15176 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15177 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15178 Update score_print_operand.
15179 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15180 Adjust register allocate order and update some macro define.
15181 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15182 mdx_block_move_straight, mdx_block_move_loop_head,
15183 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15184 mdx_block_move): Added.
15185 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15186 mdp_limm): Updated and fix some bug and typo.
15187 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15188 (movsf, movdf, doloop_end): Added.
15190 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15192 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15193 config/arm/thumb2.md: Fix comment typos.
15194 * doc/extend.texi: Fix a typo.
15196 2007-01-07 Eric Christopher <echristo@apple.com>
15198 * configure.ac: Check for __stack_chk_fail for darwin.
15199 * configure: Regenerate.
15201 2007-01-07 Richard Guenther <rguenther@suse.de>
15203 * tree-vrp.c (extract_range_from_assert): CSE calls to
15204 compare_values where possible.
15205 (extract_range_from_unary_expr): Likewise.
15207 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15209 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15210 * config/avr/avr.c (call_insn_operand): Delete function.
15211 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15212 instead of register number. Use predicates.
15213 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15214 call_insn_operand): Add.
15216 2007-01-06 Jan Hubicka <jh@suse.cz>
15218 * tree-pass.h (pass_build_cgraph_edges): Declare.
15219 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15220 (visited_nodes): Remove.
15221 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15222 build_cgrpah_edges; make visited_nodes local.
15223 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15224 (record_references_in_initializer): Move to cgraphbuild.c
15225 (initialize_inline_failed, rebuild_cgraph_edges,
15226 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15227 (verify_cgraph_node): Make visited_nodes local.
15228 (cgraph_analyze_function): Do not call cgraph_create_edges and
15229 initialize_inline_failed.
15230 (cgraph_expand_function): Do not call cgraph_lower_function;
15231 assert that function is already lowered.
15232 * Makefile.in (cgraphbuild.o): New.
15233 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15234 at the end of lowering passes.
15236 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15238 * ifcvt.c (cond_move_convert_if_block): New function, code
15239 factored out from...
15240 (cond_move_process_if_block): ...here. Call the new function
15241 on the THEN and ELSE blocks.
15242 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15243 already takes care of this.
15245 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15248 * tree.h (TREE_OVERFLOW_P): New.
15249 * c-typeck.c (parser_build_unary_op): Warn only if result
15250 overflowed and operands did not.
15251 (parser_build_binary_op): Likewise.
15252 (convert_for_assignment): Remove redundant overflow_warning.
15253 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15255 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15257 * c-typeck.c (store_init_value): Split over two lines to follow
15258 the GNU coding style.
15260 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15262 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15263 __GXX_EXPERIMENTAL_CXX0X__.
15264 * doc/cpp.texi: Same.
15266 2007-01-05 Richard Guenther <rguenther@suse.de>
15268 PR middle-end/27826
15269 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15270 with mismatched types. Instead explicitly build a
15271 conversion NOP_EXPR.
15273 2007-01-05 Ian Lance Taylor <iant@google.com>
15275 * c-common.c (decl_with_nonnull_addr_p): New function.
15276 (c_common_truthvalue_conversion): Call it.
15277 * c-typeck.c (build_binary_op): Likewise.
15278 * c-common.h (decl_with_nonnull_addr_p): Declare.
15280 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15283 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15286 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15288 * doc/install.texi (Final install): Document the fact that
15289 the GNAT runtime should not be stripped.
15291 2007-01-04 Jan Hubicka <jh@suse.cz>
15293 * tree-inline.c (fold_marked_statements): Update operand caches
15294 and EH after folding
15296 2007-01-04 Ian Lance Taylor <iant@google.com>
15298 * c-common.c (check_function_nonnull): Whitespace fix.
15300 2007-01-04 Jan Hubicka <jh@suse.cz>
15302 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15303 comitted older version of patch.
15304 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15305 function, celanup cfg and collect garbage.
15307 2007-01-04 Mike Stump <mrs@apple.com>
15309 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15312 2007-01-04 Eric Christopher <echristo@apple.com>
15314 * libgcc2.c (__bswapsi2): Use SItype.
15315 (__bswapdi2): Use DItype.
15316 * libgcc2.h: Update for above.
15318 2007-01-04 Paul Brook <paul@codesourcery.com>
15320 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15321 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15322 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15323 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15324 umulsi3_highpart): Make conditional on !arm_arch6.
15325 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15326 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15327 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15328 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15329 umulsi3_highpart_v6): New insns.
15331 2007-01-04 Roger Sayle <roger@eyesopen.com>
15333 * fold-const.c (fold_convert): When casting an expression to void,
15334 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15335 have a type. Instead of attempting to build a NOP_EXPR, return
15336 these "special" trees directly.
15338 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15340 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15341 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15342 rs6000_cost->fp not 0 as adjustment for outer NEG.
15344 2007-01-04 Jan Hubicka <jh@suse.cz>
15346 * cgraph.c (cgraph_release_function_body): New function.
15347 (cgraph_remove_node): Use it.
15348 * cgraph.h (cgraph_release_function_body): Declare.
15349 * cgraphunit.c (cgraph_expand_function): Use it.
15350 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15351 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15352 is initialized and while compilation of other function is running.
15353 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15354 statement CFG annotations from here to ...
15355 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15357 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15359 * cfgloop.h (enum li_flags): Make the constants powers of two.
15361 2007-01-04 Jan Hubicka <jh@suse.cz>
15363 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15365 (fold_marked_statements): New function.
15366 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15367 * tree-inline.h (copy_body_data): Add statements_to_fold.
15369 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15371 * config.gcc: Mention libgcc/config.host.
15372 * Makefile.in: Update comments mentioning libgcc.
15373 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15374 (all.cross, start.encap, rest.encap, rest.cross): Update
15375 dependencies for libgcc move.
15376 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15377 (clean-target, clean-target-libgcc): Delete.
15378 (srcdirify, GCC_EXTRA_PARTS): New macros.
15379 (libgcc-support, libgcc.mvars): New rules.
15380 (distclean): Remove mention of mklibgcc.
15381 (install): Don't reference INSTALL_LIBGCC.
15382 (install-common): Don't reference EXTRA_PARTS.
15383 (install-libgcc, install-multilib): Delete rules.
15384 * mklibgcc.in: Delete file.
15385 * doc/configfiles.texi: Don't mention mklibgcc.
15387 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15388 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15389 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15390 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15391 (mklibgcc, ldblspecs): Likewise.
15393 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15394 (posixpre.def): Use $(T).
15395 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15396 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15397 (SHLIB_LINK): Make dummy.
15398 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15400 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15402 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15403 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15404 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15405 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15407 * configure.ac (all_outputs): Remove mklibgcc.
15408 * configure: Regenerated.
15410 2007-01-03 Josh Conner <jconner@apple.com>
15412 PR middle-end/29683
15413 * calls.c (compute_argument_addresses): Set stack and stack_slot
15414 for partial args, too.
15415 (store_one_arg): Use locate.size.constant for the size when
15416 generating a save_area.
15418 2007-01-03 Robert Kennedy <jimbob@google.com>
15420 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15421 whose definitions are deleted due to basic block merging.
15423 2007-01-03 Paul Brook <paul@codesourcery.com>
15426 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15428 (use_return_insn): Return 0 for Thumb interrupt functions.
15429 (print_multi_reg): Add rfe argument for IRQ returns.
15430 (arm_output_epilogue): Pop interrupt return address directly into PC.
15431 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15433 2007-01-03 Paul Brook <paul@codesourcery.com>
15435 Merge from sourcerygxx-4_1.
15436 * config/arm/thumb2.md: New file.
15437 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15439 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15440 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15441 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15442 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15444 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15445 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15447 * config/arm/ieee754-sf.S: Ditto.
15448 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15449 (thumb1_base_register_rtx_p): ... to this.
15450 (thumb_index_register_rtx_p): Rename...
15451 (thumb1_index_register_rtx_p): ... to this.
15452 (thumb_output_function_prologue): Rename...
15453 (thumb1_output_function_prologue): ... to this.
15454 (thumb_legitimate_address_p): Rename...
15455 (thumb1_legitimate_address_p): ... to this.
15456 (thumb_rtx_costs): Rename...
15457 (thumb1_rtx_costs): ... to this.
15458 (thumb_compute_save_reg_mask): Rename...
15459 (thumb1_compute_save_reg_mask): ... to this.
15460 (thumb_final_prescan_insn): Rename...
15461 (thumb1_final_prescan_insn): ... to this.
15462 (thumb_expand_epilogue): Rename...
15463 (thumb1_expand_epilogue): ... to this.
15464 (arm_unwind_emit_stm): Rename...
15465 (arm_unwind_emit_sequence): ... to this.
15466 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15467 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15468 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15469 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15470 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15471 thumb2_output_casesi): New functions.
15472 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15473 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15474 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15475 THUMB2_WORK_REGS): Define.
15476 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15477 arm_condexec_mask, arm_condexec_masklen)): New variables.
15478 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15479 (arm_override_options): Check new CPU capabilities.
15480 Set new architecture flag variables.
15481 (arm_isr_value): Handle v7m interrupt functions.
15482 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15484 (const_ok_for_arm): Handle Thumb-2 constants.
15485 (arm_gen_constant): Ditto. Use movw when available.
15486 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15488 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15489 (thumb_find_work_register, arm_load_pic_register,
15490 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15491 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15492 print_multi_reg, output_mov_long_double_fpa_from_arm,
15493 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15494 output_mov_double_fpa_from_arm, output_move_double,
15495 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15496 output_return_instruction, arm_output_function_prologue,
15497 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15498 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15499 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15500 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15501 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15502 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15504 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15505 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15506 (arm_file_start): Output directive for unified syntax.
15507 (arm_unwind_emit_set): Handle stack alignment instruction.
15508 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15509 Add v6t2, v7, v7a, v7r and v7m.
15510 (RETLDM): Add Thumb-2 code.
15511 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15512 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15513 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15514 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15515 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15516 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15517 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15518 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15519 ADJUST_INSN_LENGTH): Define.
15520 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15521 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15522 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15523 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15524 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15525 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15526 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15527 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15528 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15529 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15530 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15531 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15532 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15533 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15534 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15535 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15536 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15538 * config/arm/arm-tune.md: Regenerate.
15539 * config/arm/arm-protos.h: Update prototypes.
15540 * config/arm/vfp.md: Enable patterns for Thumb-2.
15541 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15542 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15543 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15544 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15545 * config/arm/libunwind.S: Add Thumb-2 code.
15546 * config/arm/constraints.md: Update include Thumb-2.
15547 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15548 * config/arm/ieee754-df.S: Ditto.
15549 * config/arm/bpabi.S: Ditto.
15550 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15551 * config/arm/predicates.md (low_register_operand,
15552 low_reg_or_int_operand, thumb_16bit_operator): New.
15553 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15554 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15555 * config/arm/t-arm-elf: Add armv7 multilib.
15556 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15558 (UNSPEC_STACK_ALIGN, ce_count): New.
15559 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15560 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15562 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15563 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15564 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15565 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15566 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15567 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15569 * doc/extend.texi: Document ARMv7-M interrupt functions.
15570 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15572 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15574 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15575 (struct _Unwind_Context): Rename args_size to flags, remove
15576 signal_frame field, add a new args_size field and version field.
15577 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15578 _Unwind_IsExtendedContext): New inline functions.
15579 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15580 Assume by_value array is only present if _Unwind_IsExtendedContext.
15581 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15582 _Unwind_IsSignalFrame.
15583 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15584 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15585 (uw_init_context_1): Initialize context->flags to
15586 EXTENDED_CONTEXT_BIT.
15587 * config/rs6000/linux-unwind.h (frob_update_context): Use
15588 _Unwind_SetSignalFrame.
15590 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15592 PR middle-end/30353
15593 * gimplify.c (gimplify_modify_expr_complex_part): Move below
15594 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
15597 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
15599 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
15600 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
15601 RET, AT_SP): Remove.
15602 * config/i386/i386.md (*sse_prologue_save_insn): Use return
15605 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15606 * cfgbuild.c (find_basic_blocks): Likewise.
15607 * cfgrtl.c (rtl_create_basic_block): Likewise.
15608 * function.c (temp_slots_at_level): Likewise.
15609 * reg-stack.c (stack_regs_mentioned): Likewise.
15610 * regclass.c (allocate_reg_info): Likewise.
15611 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15612 set_bb_for_stmt, move_block_to_fn): Likewise.
15613 * tree-complex.c (tree_lower_complex): Likewise.
15614 * vec.h (VEC_safe_grow_cleared): New.
15616 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15618 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15620 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15621 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15623 * cfgloopmanip.c (scale_loop_frequencies): Export.
15624 (loopify): Scale the frequencies by prescribed coefficients.
15625 (set_zero_probability): New function.
15626 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15627 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15628 and frequencies according to arguments.
15629 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15631 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15632 * modulo-sched.c (sms_schedule): Set probabilities for entering
15633 versioned loop correctly.
15634 * tree-vect-transform.c (vect_transform_loop): Ditto.
15635 * cfgloop.h (loopify, loop_version): Declaration changed.
15636 (scale_loop_frequencies): Declared.
15638 2007-01-02 Jan Hubicka <jh@suse.cz>
15640 * cgraph.c: Include tree-flow.h
15641 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15642 early_local_passes.
15643 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15644 * tree-pass.h (pass_all_early_optimizations): Declare.
15645 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15646 early_local_passes.
15647 (cgraph_analyze_function): Do early_local_passes.
15648 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15649 Do not add referenced vars.
15650 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15652 (gate_all_early_local_passes): New gate.
15653 (pass_early_local_passes): Use new gate.
15654 (execute_early_local_optimizations): New functions.
15655 (gate_all_early_optimizations): New gate.
15656 (pass_all_early_optimizations): New pass.
15657 (execute_free_datastructures): Free SSA only when initialized.
15658 (gate_init_datastructures): Init only when optimizing.
15659 (tree_lowering_passes): Do early local passes when called late.
15660 * tree-profile.c (do_tree_profiling): Don't profile functions added
15662 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15663 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15665 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15666 during early_local_passes.
15667 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15670 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15672 * Makefile.in: Update copyright year.
15674 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15676 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15677 in $(lang_checks) and check-consistency targets.
15679 2007-01-02 Jan Hubicka <jh@suse.cz>
15681 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15682 Do not add referenced vars.
15683 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15685 * passes.c (init_optimization_passes): Put mudflap_2 after
15686 free_datastructures.
15688 2007-01-02 Jan Hubicka <jh@suse.cz>
15690 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15691 Set NOTHROW flag on call statements proved to be nothrow.
15692 Update statement of local calls so new pure/const functions are
15693 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15695 (tree_rest_of_compilation): Register hooks and initialize bitmap
15696 early. Do not set after_inlining flag.
15698 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15700 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15701 HOST_BITS_PER_LONGLONG
15703 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15706 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15707 warning for non-static initializers.
15709 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15711 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15712 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15713 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15714 Always use set_unique_reg_note to add REG_EQUAL notes.
15716 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15719 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15721 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15722 * cfgbuild.c (find_basic_blocks): Likewise.
15723 * cfgrtl.c (rtl_create_basic_block): Likewise.
15724 * function.c (temp_slots_at_level): Likewise.
15725 * reg-stack.c (stack_regs_mentioned): Likewise.
15726 * regclass.c (allocate_reg_info): Likewise.
15727 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15728 set_bb_for_stmt, move_block_to_fn): Likewise.
15729 * tree-complex.c (tree_lower_complex): Likewise.
15730 * vec.h (VEC_safe_grow_cleared): New.
15732 2007-01-02 Ian Lance Taylor <iant@google.com>
15734 * c-common.c (c_common_truthvalue_conversion): When warning about
15735 using an assignment as a truth value, set TREE_NO_WARNING.
15737 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15740 * c.opt (Wold-style-declaration): New.
15741 * doc/invoke.texi (C-only Warning Options): New.
15742 (Wold-style-declaration): Document it.
15743 (Wextra): Enabled by -Wextra.
15744 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15745 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15746 -Wold-style-declaration.
15748 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15750 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15751 * cfgbuild.c (find_basic_blocks): Likewise.
15752 * cfgrtl.c (rtl_create_basic_block): Likewise.
15753 * function.c (temp_slots_at_level): Likewise.
15754 * reg-stack.c (stack_regs_mentioned): Likewise.
15755 * regclass.c (allocate_reg_info): Likewise.
15756 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15757 set_bb_for_stmt, move_block_to_fn): Likewise.
15758 * tree-complex.c (tree_lower_complex): Likewise.
15759 * vec.h (VEC_safe_grow_cleared): New.
15761 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15763 * c-common.c (c_common_nodes_and_builtins): Since variants of
15764 void_type_node get built before it is given a name, we need to
15765 give those variants the name, too.
15766 (complete_array_type): We need to work with the canonical main
15767 type of the array, from which we will build the qualified version.
15768 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15769 * print-tree.c (print_node): Display canonical type information
15771 * stor-layout.c (layout_type): When we don't know the
15772 alignment of a type for which we're building an array, we end up
15773 guessing wrong, so make the type require structural equality.
15774 * tree.c (make_node_stat): When we build a new type, it is its
15775 own canonical type.
15776 (build_type_attribute_qual_variant): When building an attribute
15777 variant, its canonical type is the non-attribute variant. However,
15778 if the attributes are target-dependent and they differ, we need to
15779 use structural equality checks for this type.
15780 (build_qualified_type): A qualified type is not equivalent to its
15781 unqualified variant; set the canonical type appropriately.
15782 (build_distinct_type_copy): When building a distinct type from
15783 another type, the new type is its own canonical type.
15784 (build_variant_type_copy): When building a new type variant, we
15785 assume that it is equivalent to the original type.
15786 (build_pointer_type_for_mode): When building a pointer type, also
15787 build a canonical type pointer.
15788 (build_reference_type_for_mode): When building a reference type,
15789 also build a canonical type reference.
15790 (build_index_type): When we can't hash an index type (e.g.,
15791 because its maximum value is negative), the index type requires
15792 structural equality tests.
15793 (build_array_type): Build the canonical form of an array type.
15794 (build_function_type): Function types require structural equality,
15795 because they contain default arguments, attributes, etc.
15796 (build_method_type_directly): Ditto for method types.
15797 (build_offset_type): Build the canonical offset type.
15798 (build_complex_type): Build the canonical vector type.
15799 (make_vector_type): Build the canonical vector type.
15800 * tree.h (TYPE_CANONICAL): New.
15801 (TYPE_STRUCTURAL_EQUALITY_P): New.
15802 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15803 (struct tree_type): Added "canonical" field.
15804 * params.h (VERIFY_CANONICAL_TYPES): New.
15805 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15806 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15807 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15808 * doc/invoke.texi (verify-canonical-types): Document --param
15809 parameter for verifying canonical types.
15811 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15813 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15814 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15815 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15816 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15818 * config/rs6000/e500.h: New.
15819 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15820 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15822 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15823 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15824 TARGET_E500_DOUBLE): Remove.
15825 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15826 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15827 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15828 * config/rs6000/rs6000.c (rs6000_override_options): Use
15829 CHECK_E500_OPTIONS.
15831 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15833 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15834 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15835 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15836 rs6000_emit_cmove): Don't check TARGET_E500.
15837 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15838 sordered): Don't check TARGET_E500.
15840 2007-01-01 Eric Christopher <echristo@apple.com>
15842 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15843 HARD_REGISTER_NUM_P.
15845 2007-01-01 Roger Sayle <roger@eyesopen.com>
15847 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15848 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15849 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15852 2007-01-01 Mike Stump <mrs@apple.com>
15854 * configure.ac: Remove support for building with Apple's gcc-3.1.
15856 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15858 PR middle-end/30311
15859 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15860 REG is a hard register. Do not modify REG before calling
15862 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15863 multiple of the size of YMODE for certain lowpart cases.
15865 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15867 PR middle-end/30253
15868 * gimplify (voidify_wrapper_expr): Update for
15869 GIMPLE_MODIFY_STMT.
15871 2007-01-01 Andreas Schwab <schwab@suse.de>
15874 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15875 save of BR0 in extra_spill_size instead of spill_size.
15876 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15878 (ia64_expand_epilogue): Restore BR0 from its new location.
15880 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15882 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15883 Use a temporary variable if the left hand side is not a gimple
15886 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15888 * gimplify.c (gimplify_return_expr): Make the temporary variable
15889 for the return expression, a gimple register variable.
15891 2007-01-01 Jan Hubicka <jh@suse.cz>
15893 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15896 2007-01-01 Mike Stump <mrs@apple.com>
15898 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15900 * config/darwin.c (machopic_select_rtx_section): Use
15901 HAVE_GAS_LITERAL16.
15902 (darwin_mergeable_constant_section): Likewise.
15903 * configure: Regenerate.
15904 * config.in: Regenerate.
15906 2007-01-01 Jan Hubicka <jh@suse.cz>
15907 Andrew Pinski <pinskia@gmail.com>
15909 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15910 before starting IPA passes.