1 2007-03-09 Chao-ying Fu <fu@mips.com>
3 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5 * doc/invoke.texi (-mdspr2): Document new option.
6 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7 New unspec for DSP REV 2.
8 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9 these instructions are extended in DSP REV 2.
10 (mips-dspr2.md): Include.
11 * config/mips/mips.opt (mdspr2): New option.
12 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20 (bdesc_map): Add one field of unsupported_target_flags.
21 (bdesc_arrays): Update entries to have extra fields. Add
23 (mips_init_builtins): Initialize new function types.
24 Check unsupported_target_fileds to filter out builtins.
25 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
27 (ASM_SPEC): Pass mdspr2 to the assembler.
28 * config/mips/mips-dspr2.md: New file.
30 2007-03-09 Sa Liu <saliu@de.ibm.com>
32 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
34 2007-03-09 Ian Lance Taylor <iant@google.com>
36 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
37 argument) like -Wstrict-overflow=2.
38 * doc/invoke.texi (Warning Options): Update documentation.
40 2007-03-09 Dirk Mueller <dmueller@suse.de>
43 * doc/invoke.texi (-Wlogical-op): Document.
44 * common.opt (-Wlogical-op): New.
45 * c-common.h (warn_logical_operator): Declare.
46 * c-common.c (warn_logical_operator): Define.
47 * c-typeck.c (parser_build_binary_op): Call
48 warn_logical_operator.
50 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
52 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
53 * final.c (final_scan_insn): Test for non-"" file name.
55 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
57 * doc/loop.texi: Document the Omega linear constraints solver.
58 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
59 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
60 omega-hash-table-size, omega-max-keys, and
61 omega-eliminate-redundant-constraints.
62 * tree-pass.h (pass_check_data_deps): Declared.
65 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
66 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
67 pass_check_data_deps): New.
68 * tree-data-ref.c (init_data_ref): Remove declaration.
69 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
70 (analyze_array): Renamed init_array_ref, move up initializations.
71 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
72 Removed arguments that are set to NULL.
73 (analyze_indirect_ref): Correct indentation, correct call to
75 (object_analysis): Call init_array_ref instead of analyze_array.
76 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
77 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
78 of DR_ACCESS_FNS_ADDR.
79 (init_omega_eq_with_af, omega_extract_distance_vectors,
80 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
81 ddr_consistent_p): New.
82 (compute_affine_dependence): Check consistency of ddrs when
83 flag_check_data_deps is passed.
84 (analyze_all_data_dependences): Uncomment.
85 (tree_check_data_deps): New.
86 * tree-data-ref.h: Include omega.h.
87 (DR_ACCESS_FNS_ADDR): Removed.
88 (data_dependence_relation): Add inner_loop.
89 (DDR_INNER_LOOP): New.
90 * common.opt (fcheck-data-deps): New.
91 * tree-flow.h (tree_check_data_deps): Declare.
92 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
93 (OBJS-common): Depend on omega.o.
95 * passes.c (pass_check_data_deps): Scheduled.
96 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
97 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
98 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
99 PARAM_VECT_MAX_VERSION_CHECKS,
100 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
102 2007-03-09 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/30904
106 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
107 the same way as *_DIV_EXPR.
109 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
111 * recog.c (decode_asm_operands): No mixed declarations and code.
113 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
115 * rtl.def (ASM_INPUT): Add location.
116 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
117 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
118 (decode_asm_operands): Add loc operand.
119 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
120 * stmt.c (expand_asm): Rename to...
121 (expand_asm_loc): ... this. Add locus argument. Pass it on to
122 gen_rtx_ASM_INPUT_loc.
123 (expand_asm_expr): Adjust.
124 * recog.c (decode_asm_operands): Add loc operand.
125 (check_asm_operands, extract_insn): Adjust.
126 * reload1.c (maybe_fix_stack_asms): Likewise.
127 * final.c (asm_insn_count): Likewise.
128 (final_scan_insn): Output # line before and after asm.
130 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
132 * tree-ssa-structalias.c (variable_info): Remove
134 (new_var_info): Ditto.
135 (shared_bitmap_info_t): New structure.
136 (shared_bitmap_table): New variable.
137 (shared_bitmap_hash): New function.
138 (shared_bitmap_eq): Ditto
139 (shared_bitmap_lookup): Ditto.
140 (shared_bitmap_add): Ditto.
141 (merge_smts_into): Change to take bitmap directly.
142 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
143 (init_alias_vars): Init shared bitmap hashtable.
144 (delete_points_to_sets): Delete shared bitmap hashtable.
145 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
146 is_aliased removal as a change that was still necessary was
149 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.h (override_options): Conditionally disable
152 x86_sahf for 64bit targets only.
154 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
157 * c-decl.c (merge_decls): Don't call make_var_volatile.
158 * varasm.c (make_var_volatile): Remove.
159 * output.h (make_var_volatile): Remove.
161 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
163 PR tree-optimization/31085
164 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
166 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
168 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
169 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
170 ATTR_CONST_NOTHROW_LIST.
172 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
175 2007-03-08 Diego Novillo <dnovillo@redhat.com>
177 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
179 2007-03-08 Geoffrey Keating <geoffk@apple.com>
182 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
184 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
185 passed, use shared libgcc.
187 2007-03-08 Roger Sayle <roger@eyesopen.com>
189 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
190 instead of calling build2 with a GIMPLE_MODIFY_STMT.
191 (honor_protect_cleanup_actions, lower_try_finally_switch):
193 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
194 ifc_temp_var): Likewise.
195 * tree-inline.c (setup_one_parameter): Likewise.
196 * tree-mudflap.c (mf_decl_cache_locals,
197 mf_build_check_statement_for): Likewise.
198 * tree-nested.c (init_tmp_var, save_tmp_var,
199 finalize_nesting_tree_1): Likewise.
200 * tree-outof-ssa.c (insert_copy_on_edge,
201 insert_backedge_copies): Likewise.
202 * tree-profile.c (tree_gen_edge_profiler,
203 tree_gen_ic_profiler): Likewise.
204 * tree-scalar-evolution.c (scev_const_prop): Likewise.
205 * tree-sra.c (sra_build_assignment): Likewise.
206 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
207 * tree-ssa-math-opts.c (insert_reciprocals,
208 execute_cse_sincos_1): Likewise.
209 * tree-tailcall.c (adjust_accumulator_values,
210 adjust_return_value): Likewise.
211 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
212 * tree-vect-transform.c (vect_create_data_ref_ptr,
213 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
214 vect_create_epilog_for_reduction, vectorizable_reduction,
215 vectorizable_call, vectorizable_conversion,
216 vectorizable_assignment, vectorizable_operation,
217 vectorizable_type_demotion, vect_gen_widened_results_half,
218 vect_permute_store_chain, vectorizable_store,
219 vect_setup_realignment, vect_permute_load_chain,
220 vectorizable_load, vectorizable_condition,
221 vect_create_cond_for_align_checks): Likewise.
222 * tree-vrp.c (build_assert_expr_for): Likewise.
224 2007-03-08 Ian Lance Taylor <iant@google.com>
226 * tree-vrp.c: Include "intl.h".
227 (usable_range_p): New static function.
228 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
229 overflowed values, juts set *strict_overflow_p.
230 (compare_values): Only return -2 if one of the operands is not a
232 (compare_ranges): Call usable_range_p.
233 (compare_range_with_value): Likewise.
234 (vrp_evaluate_conditional_warnv): Rename from
235 vrp_evaluate_conditional. Make static. Change all callers.
236 (vrp_evaluate_conditional): New function.
237 (simplify_div_or_mod_using_ranges): Issue warning about reliance
239 (simplify_abs_using_ranges): Likewise.
240 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
241 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
242 within_stmt parameter.
243 * tree-ssa-propagate.c (fold_predicate_in): Update call to
244 vrp_evaluate_conditional.
245 * tree-ssa-threadedge.c
246 (record_temporary_equivalences_from_stmts_at_dest): Change
247 simplify parameter to take a second tree parameter.
248 (simplify_control_stmt_condition): Likewise.
249 (thread_across_edge): Likewise.
250 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
251 (thread_across_edge): Likewise.
252 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
254 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.h (TARGET_SAHF): New define.
257 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
258 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
259 (x86_sahf): New global variable.
260 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
261 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
262 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
263 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
265 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
266 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
267 when expanding fcomi/sahf based tests.
268 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
269 expanding sahf based alternative. Emit sahf based sequence when
270 optimizing for code size.
271 * config/i386/i386.md (x86_sahf_1): Do not disable for
272 TARGET_64BIT, enable for TARGET_SAHF.
274 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
276 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
277 spurious whitespace from error message.
279 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
282 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
284 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
286 * c-decl.c (grokdeclarator): Disable warnings for anonymous
288 * tree-sra.c (instantiate_element): Propagate disabled warnings
289 from the element itself to the created variable.
291 2007-03-07 Richard Henderson <rth@redhat.com>
294 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
295 silently fix up the stack in the case of a missing register.
297 2007-03-07 Paul Brook <paul@codesourcery.com>
299 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
301 2007-03-07 Joseph Myers <joseph@codesourcery.com>
303 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
305 (phase1_vrs): Use them.
306 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
307 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
308 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
309 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
310 __gnu_Unwind_Restore_WMMXC if required.
311 (_Unwind_VRS_Pop): Implement iWMMXt support.
312 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
313 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
314 gnu_Unwind_Save_WMMXC): Define.
316 2007-03-07 Richard Sandiford <richard@codesourcery.com>
318 * config/vxworks.h (vxworks_override_options): Declare.
319 (VXWORKS_OVERRIDE_OPTIONS): Use it.
320 * config/vxworks.c: Include target.h and toplev.h.
321 (vxworks_override_options): New function.
322 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
324 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
326 * config/s390/s390.c (override_options): Don't emit an error when
327 -mstack-size is used without providing -mstack-guard.
328 (s390_emit_prologue): Choose stack_guard value automatically if not
329 provided via command line.
330 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
332 2007-03-07 Richard Sandiford <richard@codesourcery.com>
334 * config/i386/i386.c (output_set_got): Add a GOT initialization
335 sequence for VxWorks PIC.
336 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
337 around labels as well as symbols. Use gotoff_operand instead
338 of local_symbolic_operand.
339 (legitimize_pic_address): Use gotoff_operand instead of
340 local_symbolic_operand. Use @GOT accesses for labels as
342 (ix86_output_addr_diff_elt): Use PC-relative rather than
343 GP-relative offsets for VxWorks PIC.
344 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
345 no_new_pseudos. Check whether the returned register is op0.
346 * config/i386/i386.md (tablejump): Use PC-relative rather than
347 GP-relative offsets for VxWorks PIC.
348 * config/i386/predicates.md (gotoff_operand): New predicate.
350 2007-03-06 Richard Sandiford <richard@codesourcery.com>
352 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
354 * config/vxworks-dummy.h: New file.
355 * config/i386/i386.h: Include it.
357 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
359 * dwarf2out.c (is_inlined_entry_point): New
360 (add_high_low_attributes): Emit DW_AT_entry_pc along with
361 DW_AT_ranges if the first subblock is the entry point.
363 2007-03-06 David Daney <ddaney@avtrex.com>
365 * doc/install.texi (mips-*-*): Change recommended binutils
368 2007-03-06 Anatoly Sokolov <aesok@post.ru>
370 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
371 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
373 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
374 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
376 2007-03-06 Jan Hubicka <jh@suse.cz>
378 * errors.h (warning, error, fatal, internal_error): Mark as cold.
379 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
381 (probably_cold_bb_p): Cold functions are cold.
382 (probably_never_executed_bb_p): Cold functions are cold.
383 (tree_bb_level_predictions): Predict calls to cold functions as not
385 (compute_function_frequency): Check hot/cold attributes.
386 * function.h (function_frequency): Update comments.
387 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
388 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
389 (c_common_att): Add cold and hot.
391 * doc/extend.texi (hot,cold attributes): Document.
393 2007-03-06 Andrew Haley <aph@redhat.com>
395 * function.c (expand_function_end): Move blockage to just after we
396 emit the label for the naked return from the function.
398 2007-03-06 Richard Sandiford <richard@codesourcery.com>
400 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
403 2007-03-06 Jan Hubicka <jh@suse.cz>
405 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
406 loaded for constant large models. Non-large 64bit PIC can do.
407 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
408 * cmodel.h: Add LARGE PIC.
409 * i386.md (UNSPEC_PLTOFF): New.
410 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
412 (*call_1_rex64): Disable for large models.
413 (*call_1_rex64_large): New.
414 (*call_value_1_rex64): Disable for large models.
415 (*call_value_1_rex64_large): New.
417 (set_got_offset_rex64): New.
418 * predicates.md (constant_call_address_operand): For large model
419 constant calls are not possible.
420 * i386-protos.h (construct_plt_address): Declare.
421 * i386.c (override_options): Accept large models.
422 (ix86_expand_prologue): Expand large PIC GOT pointer load.
423 (legitimate_constant_p): Add new UNSPECs.
424 (legitimate_pic_operand_p): Likewise.
425 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
426 (legitimize_pic_address): Do easy RIP relative way for TLS only for
428 (output_pic_addr_const): Add PLTOFF.
429 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
430 (ix86_expand_move): Legitimize pic address when in PIC mode.
431 (construct_plt_address): New function.
432 (ix86_expand_call): Offload the address to register and use GOT pointer
434 * invoke.texi (mcmodel=large): Update documentation.
436 2007-03-06 Richard Henderson <rth@redhat.com>
438 * config/i386/i386.c (x86_use_leave, x86_push_memory,
439 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
440 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
441 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
442 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
443 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
444 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
445 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
446 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
447 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
448 x86_partial_reg_dependency, x86_memory_mismatch_stall,
449 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
450 x86_sse_partial_reg_dependency, x86_sse_split_regs,
451 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
452 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
453 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
454 x86_schedule, x86_use_bt, x86_pad_returns): Merge into ...
455 (ix86_tune_features): ... here. New array.
456 (x86_cmove, x86_use_xchgb, x86_cmpxchg, x86_cmpxchg8b,
457 x86_xadd, x86_bswap): Merge into ...
458 (ix86_arch_features): ... here. New array.
459 (x86_3dnow_a): Remove.
460 (x86_accumulate_outgoing_args): Make static.
461 (x86_arch_always_fancy_math_387): Make static.
462 (ix86_tune_mask, ix86_arch_mask): Move ...
463 (override_options): ... to local variables here. Apply the
464 appropriate mask to each element of ix86_arch_features and
465 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
466 as were done in the old macros.
467 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
468 * config/i386/i386.h (x86_use_leave, x86_push_memory,
469 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
470 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
471 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
472 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
473 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
474 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
475 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
476 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
477 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
478 x86_partial_reg_dependency, x86_memory_mismatch_stall,
479 x86_accumulate_outgoing_args, x86_prologue_using_move,
480 x86_epilogue_using_move, x86_decompose_lea,
481 x86_arch_always_fancy_math_387, x86_shift1,
482 x86_sse_partial_reg_dependency, x86_sse_split_regs,
483 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
484 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
485 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
486 x86_use_incdec, x86_pad_returns, x86_bswap,
487 x86_partial_flag_reg_stall): Remove.
488 (enum ix86_tune_indices): New.
489 (ix86_tune_features): New.
490 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
491 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
492 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
493 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
494 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
495 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
496 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
497 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
498 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
499 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
500 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
501 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
502 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
503 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
504 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
505 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
506 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
507 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
508 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
509 TARGET_EXT_80387_CONSTANTS): Use it.
510 (enum ix86_arch_indices): New.
511 (ix86_arch_features): New.
512 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
513 TARGET_BSWAP): Use it.
514 (ix86_tune_mask, ix86_arch_mask): Remove.
516 2007-03-06 Joseph Myers <joseph@codesourcery.com>
519 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
520 Define using $${sysroot_headers_suffix}.
521 * configure: Regenerate.
522 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
523 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
525 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
526 * gcc.c (print_sysroot_headers_suffix): New.
527 (option_map): Include --print-sysroot-headers-suffix.
528 (display_help): Mention -print-sysroot-headers-suffix.
529 (process_command): Handle -print-sysroot-headers-suffix.
530 (do_spec_1): Append multilib directory to include-fixed path if
531 sysroot suffixes in use.
532 (main): Handle -print-sysroot-headers-suffix.
533 * Makefile.in (start.encap): Don't depend on xlimits.h
535 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
536 limits.h for each multilib in fixinc_list.
537 (fixinc_list, s-fixinc_list): New.
538 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
539 generate them for each multilib in fixinc_list.
540 (stmp-fixproto): Use include-fixed. Run fixproto for each
541 multilib in fixinc_list.
542 (mostlyclean): Don't remove xlimits.h.
543 (clean): Remove include-fixed.
544 (real-install-headers-tar, real-install-headers-cpio,
545 real-install-headers-cp): Don't copy include, only include-fixed.
546 (install-mkheaders): Depend on fixinc_list. Don't depend on
547 xlimits.h. Save limits.h files for each multilib in fixinc_list.
548 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
549 SYSTEM_HEADER_DIR setting in mkheaders.conf.
551 2007-03-06 Jan Hubicka <jh@suse.cz>
553 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
556 2007-03-06 Richard Sandiford <richard@codesourcery.com>
558 * configure.ac: Allow tm_file to contain build-directory files.
559 * configure: Regenerate.
560 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
561 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
562 * config/m68k/print-sysroot-suffix.sh: New file.
564 2007-03-06 Richard Sandiford <richard@codesourcery.com>
566 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
567 of pic_offset_table_rtx if reload_completed.
568 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
569 PIC_OFFSET_TABLE_REGNUM.
570 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
572 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
573 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
575 2007-03-06 Richard Sandiford <richard@codesourcery.com>
577 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
578 functions that call eh_return.
580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
582 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
583 functions that need a constant pool.
585 2007-03-06 Richard Sandiford <richard@codesourcery.com>
588 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
589 (m68k_preferred_reload_class): Likewise.
590 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
591 (SECONDARY_RELOAD_CLASS): Define.
592 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
593 (LIMIT_RELOAD_CLASS): Delete.
594 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
595 registers from storing bytes.
596 (m68k_secondary_reload_class): New function.
597 (m68k_preferred_reload_class): Likewise.
599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
601 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
603 (m68k_expand_prologue): Likewise.
605 2007-03-06 Richard Sandiford <richard@codesourcery.com>
607 * config/m68k/m68k-protos.h (output_sibcall): Declare.
608 (mips_expand_epilogue): Add a bool parameter.
609 (m68k_legitimize_sibcall_address): Declare.
610 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
611 (m68k_expand_epilogue): Add a parameter to select between sibling
612 and normal epilogues. Only generate a return for the latter.
613 (m68k_ok_for_sibcall_p): New function.
614 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
615 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
616 (sibcall_value, *sibcall_value): Likewise.
617 (*call, *call_value): Require !SIBLING_CALL_P.
618 (epilogue): Update call to m68k_expand_epilogue.
619 (sibcall_epilogue): New pattern.
620 * config/m68k/predicates.md (const_call_operand): Say that this
621 predicate applies to sibling calls too.
622 (sibcall_operand): New predicate.
624 2007-03-06 Richard Sandiford <richard@codesourcery.com>
626 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
627 alternatives as movsi_cf.
628 (movsf_cf_hard): Add commentary.
630 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
631 Richard Sandiford <richard@codesourcery.com>
633 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
634 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
635 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
636 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
637 as being live on exit from an interrupt function.
638 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
639 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
640 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
641 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
642 (m68k_interrupt_function_p): Globalize.
643 (m68k_compute_frame_layout): Remove reverse mask code.
644 (m68k_emit_movem, m68k_set_frame_related): New functions.
645 (m68k_output_function_prologue): Delete in favor of...
646 (m68k_expand_prologue): ...this new function.
647 (m68k_output_function_epilogue): Delete in favor of...
648 (m68k_expand_epilogue): ...this new function.
649 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
651 (print_operand): Handle %?.
652 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
653 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
654 (prologue, epilogue): New patterns.
655 (return): Turn into a define_expand.
656 (*return): New pattern, derived from old "return" pattern. Use rte
657 rather than rts for interrupt functions. Only use rtd if the pop
659 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
660 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
661 (link, *link, unlink, *unlink, load_got): Likewise.
663 2007-03-06 Richard Sandiford <richard@codesourcery.com>
667 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
668 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
669 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
670 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
671 and m68k_matches_u_p.
672 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
673 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
674 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
675 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
676 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
677 (REG_STRICT_P): New macro.
678 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
679 PCREL_GENERAL_OPERAND_OK.
680 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
681 m68k_legitimate_base_reg_p.
682 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
683 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
684 (PIC_CASE_VECTOR_ADDRESS): Update comment.
685 * config/m68k/m68k.c (m68k_address): New structure.
686 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
687 (m68k_decompose_index, m68k_legitimate_constant_address_p)
688 (m68k_jump_table_ref_p, m68k_decompose_address)
689 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
690 (m68k_matches_u_p): New functions.
691 (print_operand_address): Rewrite to use m68k_decompose_index.
693 2007-03-05 David Taylor <dtaylor@emc.com>
695 * gcc.c: Correct copyright date in --version output.
697 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
699 * pa.md: In unamed move patterns, disparge copies between general
700 and floating point registers using '?' modifier. Don't include 'f'
701 constraint for register preferences in DImode, SImode, HImode and
702 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
703 Remove constraints for copies between general and floating registers
704 in soft-float DFmode pattern.
705 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
709 2007-03-05 Mike Stump <mrs@apple.com>
711 * c-common.c (targetcm): Add.
712 * c-opts.c (c_common_handle_option): Handle language specific
714 * opts.c (handle_option): Verify language for target options, if
716 * opth-gen.awk: Add CL_LANG_ALL.
717 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
718 (TARGETCM_INITIALIZER): Add.
719 * target.h (struct gcc_targetcm): Add.
721 * targhooks.c (default_handle_c_option): Add.
722 * targhooks.h (default_handle_c_option): Add.
723 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
725 * config/darwin.opt (iframework): Add.
726 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
727 * config/darwin-c.c (handle_c_option): Add.
728 (TARGET_HANDLE_C_OPTION): Add.
730 * doc/invoke.texi (Darwin Options): Add -iframework.
732 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
734 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
737 2007-03-05 Ian Lance Taylor <iant@google.com>
739 * c.opt (fgnu89-inline): New option.
740 * c-opts.c (c_common_post_options): Set default value for
742 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
743 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
745 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
746 (grokdeclarator, start_function): Likewise.
747 * c-cppbuiltin.c (c_cpp_builtins): Define either
748 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
749 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
750 (C Dialect Options): Document -fgnu89-inline.
751 * doc/extend.texi (Function Attributes): Explain what the
752 gnu_inline attribute does.
753 * doc/cpp.texi (Common Predefined Macros): Document
754 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
756 2007-03-05 Ian Lance Taylor <iant@google.com>
758 PR tree-optimization/31034
759 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
760 half-range if the other side is an overflow infinity.
762 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
764 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
765 (bfin*-linux-uclibc*): New configuration.
766 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
768 * config/bfin/linux.h: New file.
769 * config/bfin/libgcc-bfin.ver: New file.
770 * config/bfin/t-bfin-uclinux: New file.
771 * config/bfin/t-bfin-linux: New file.
772 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
773 (TARGET_OS_CPP_BUILTINS): New macro.
775 2007-03-05 Richard Guenther <rguenther@suse.de>
777 * fold-const.c (fold_binary): Remove duplicate folding
778 of comparison of non-null ADDR_EXPR against null.
780 2007-03-05 Richard Guenther <rguenther@suse.de>
781 Dorit Nuzman <dorit@il.ibm.com>
783 PR tree-optimization/26420
784 * tree-vectorizer.c (vectorize_loops): Bail out early if there
785 are no loops in the function. Only print the number of
786 vectorized loops if it is greater than zero or we are supposed
787 to print information about unvectorized loops.
789 2007-03-05 Revital Eres <eres@il.ibm.com>
791 * gcc.dg/var-expand1.c: New test.
792 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
793 when an accumulator is expanded.
795 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
798 * c-common.c (convert_and_check): Don't give warnings for
799 conversion if 'expr' already overflowed.
801 2007-03-04 Roger Sayle <roger@eyesopen.com>
804 * fold-const.c (fold_comparison): Enforce type consistency when
805 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
807 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
809 * tree-ssa-address.c (create_mem_ref): Do not put an expression
810 containing a cast to the base of TARGET_MEM_REF.
812 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
814 * tree.c (tree_contains_struct_check_failed): Remove spurious
815 whitespace from error message.
817 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
820 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
821 instead of precision.
823 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
824 Nathan Sidwell <nathan@codesourcery.com>
826 * emit-rtl.c (find_auto_inc): New.
827 (try_split): recreate REG_INC notes,
828 Use regular for loops rather than whiles.
830 2007-03-03 Andreas Schwab <schwab@suse.de>
832 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
833 * configure: Regenerate.
835 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
838 flag_rounding_math, not flag_unsafe_math_optimizations.
840 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
842 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
843 alpha_fold_vector_minmax): Likewise.
844 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
845 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
847 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
849 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
850 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
851 if the lhs has side-effects.
852 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
854 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.h (TUNEMASK): Remove define.
857 (ARCHMASK): Remove define.
858 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
859 Use ix86_arch_mask variable instead of ARCHMASK.
860 * config/i386/i386.c (override_options): Ditto.
861 (standard_80387_constant_p): Ditto.
863 2007-03-02 Ian Lance Taylor <iant@google.com>
865 Used signed infinities in VRP.
866 * tree-vrp.c (uses_overflow_infinity): New static function.
867 (supports_overflow_infinity): New static function.
868 (make_overflow_infinity): New static function.
869 (negative_overflow_infinity): New static function.
870 (positive_overflow_infinity): New static function.
871 (is_negative_overflow_infinity): New static function.
872 (is_positive_overflow_infinity): New static function.
873 (is_overflow_infinity): New static function.
874 (overflow_infinity_range_p): New static function.
875 (compare_values_warnv): New function split out of compare_values.
876 (compare_value): Call it.
877 (set_value_range_to_nonnegative): Add overflow_infinity
878 parameter. Change caller.
879 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
881 (vrp_expr_computes_nonzero): Likewise.
882 (compare_ranges, compare_range_with_value): Likewise.
883 (compare_name_with_value, compare_names): Likewise.
884 (vrp_evaluate_conditional): Likewise.
885 (set_value_range): Handle infinity
886 (vrp_operand_equal_p, operand_less_p): Likewise.
887 (extract_range_from_assert): Likewise.
888 (vrp_int_const_binop): Likewise.
889 (extract_range_from_binary_expr): Likewise.
890 (extract_range_from_unary_expr): Likewise.
891 (extract_range_from_comparison): Likewise.
892 (extract_range_from_expr): Likewise.
893 (dump_value_range): Likewise.
894 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
895 (test_for_singularity): Likewise.
896 (vrp_int_const_binop): Remove inline qualifier.
897 (adjust_range_with_scev): Add comment.
898 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
900 2007-03-02 Diego Novillo <dnovillo@redhat.com>
902 * tree-ssa-structalias.c (could_have_pointers): Tidy.
903 (get_constraint_for): Likewise.
904 (do_structure_copy): Likewise.
905 (find_func_aliases): Fix references to MODIFY_EXPR.
906 (intra_create_variable_infos): Tidy.
907 * tree-ssa-operands.c (add_virtual_operand): Add argument
909 When adding members of alias sets, if IS_CALL_SITE is true and
910 the symbol is not call-clobbered, skip it.
913 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
915 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
916 entry by means of emit_insn_at_entry.
918 2007-03-02 Richard Henderson <rth@redhat.com>
920 * expr.h (promoted_input_arg): Remove decl.
921 * function.c (promoted_input_arg): Merge into ...
922 * combine.c (setup_incoming_promotions): ... only caller.
923 Rearrange to avoid double loop.
925 2007-03-02 Ben Elliston <bje@au.ibm.com>
926 Peter Bergner <bergner@vnet.ibm.com>
927 Janis Johnson <janis187@us.ibm.com>
929 * config/rs6000/dfp.md: New file.
930 * config/rs6000/rs6000.md: Include dfp.md.
931 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
932 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
933 and TDmode decimal float modes in FP registers.
934 (num_insns_constant): Likewise.
935 (rs6000_legitimate_offset_address_p): Likewise.
936 (rs6000_legitimize_address): Likewise.
937 (rs6000_legitimize_reload_address): Likewise.
938 (rs6000_legitimate_address): Likewise.
939 (rs6000_emit_move): Likewise.
940 (function_arg_boundary): Likewise.
941 (function_arg_advance): Likewise.
942 (rs6000_darwin64_record_arg_recurse): Likewise.
943 (function_arg): Likewise.
944 (rs6000_gimplify_va_arg): Likewise.
945 (rs6000_split_multireg_move): Likewise.
946 (rs6000_output_function_epilogue): Likewise.
947 (rs6000_output_function_epilogue): Likewise.
948 (rs6000_register_move_cost): Likewise.
949 (rs6000_function_value): Likewise.
950 (rs6000_libcall_value): Likewise.
952 2007-03-02 Richard Sandiford <richard@codesourcery.com>
954 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
956 2007-03-02 Richard Sandiford <richard@codesourcery.com>
958 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
959 Use $MULTIDIR to choose between the kernel and RTP headers,
960 and use $WIND_BASE and $WIND_USR to locate them.
962 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.c (override_options): Put initialization of
965 ix86_tune_mask and ix86_arch_mask to the correct place.
967 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
968 Michael Meissner <michael.meissner@amd.com>
971 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
973 (TARGET_CMOVE): Use ARCHMASK.
974 (TARGET_CMPXCHG): Ditto.
975 (TARGET_CMPXCHG8B): Ditto.
976 (TARGET_XADD): Ditto.
977 (TARGET_BSWAP): Ditto.
978 * config/i386/i386.c (ix86_tune_mask): New global variable.
979 (ix86_arch_mask): Ditto.
980 (override_options): Initialize ix86_tune_mask and
981 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
984 2007-03-02 Ben Elliston <bje@au.ibm.com>
987 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
989 2007-03-02 Joseph Myers <joseph@codesourcery.com>
991 * target.h (init_dwarf_reg_sizes_extra): New target hook.
992 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
993 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
994 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
996 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
997 rs6000_init_dwarf_reg_sizes_extra): New.
998 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
999 SPE register high parts.
1001 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1003 * Makefile.in: Add install-pdf target as
1004 copied from automake v1.10 rules.
1005 * configure.ac: Add install-pdf to target list.
1006 * configure: Regenerate.
1008 2007-03-01 Paul Brook <paul@codesourcery.com>
1010 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1011 modes to LDRD for DImode.
1012 (output_move_double): Fixup out of range ldrd/strd.
1013 (vfp_secondary_reload_class): Rename...
1014 (coproc_secondary_reload_class): ... to this. Add wb argument.
1015 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1016 coproc_secondary_reload_class for CLASS_IWMMXT.
1017 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1018 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1020 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1022 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1023 factor by the estimated number of iterations.
1024 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1027 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1028 decode_caches_intel, detect_caches_intel): New functions.
1029 (host_detect_local_cpu): Use detect_caches_amd and
1030 detect_caches_intel.
1032 2007-03-01 Richard Henderson <rth@redhat.com>
1034 * expr.c (emit_move_complex_push): Export.
1035 (emit_move_complex_parts): Split out from ...
1036 (emit_move_complex): ... here.
1037 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1038 * config/i386/i386.md (movcdi): New.
1040 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1043 size of mode1 to check for tieable modes in MMX case.
1045 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1047 * Makefile.in (rtlanal.o): Depend on tree.h.
1048 * rtl.h (offset_within_section_p, split_const): Declare.
1049 * rtlanal.c: Include tree.h.
1050 (offset_within_block_p): New function, taken from
1051 mips_offset_within_object_p.
1052 (split_const): New function, taken from mips_split_const.
1053 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1055 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1056 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1057 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1058 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1059 (m68k_illegitimate_symbolic_constant_p): New function.
1060 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1061 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1062 symbolic constant that might be outside the symbol's section,
1063 move the symbol first and then add the offset.
1064 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1066 * config/mips/mips.c (mips_split_const): Delete.
1067 (mips_offset_within_object_p): Delete.
1068 (mips_symbolic_constant_p): Use offset_within_section_p and
1069 split_const instead of mips_offset_within_object_p and
1071 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1072 (mips_legitimize_const_move, print_operand_reloc)
1073 (mips_dangerous_for_la25_p): Use split_const instead of
1076 2007-02-28 Eric Christopher <echristo@apple.com>
1078 * Makefile.in (install-include-dir): Don't rm -rf include.
1080 2007-02-28 Richard Guenther <rguenther@suse.de>
1083 * fold-const.c (fold_binary): Do not associate expressions
1084 with more than one variable for integer types that do not wrap.
1086 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1088 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1089 Delete, and replace with...
1090 (fold_builtin_call_array): This. Update callers to use it.
1091 * fold-const.c (fold_build_call_list): Delete, and replace with...
1092 (fold_build_call_array): This.
1093 (fold_build_call_list_initializer): Delete, and replace with...
1094 (fold_build_call_array_initializer): This.
1095 * tree.h: Update declarations to reflect above changes.
1097 * c-typeck.c (build_function_call): Store converted arguments
1098 in a stack-allocated array instead of building a list.
1099 (convert_arguments): Store arguments in the array passed in as an
1100 argument, and return the actual number of arguments.
1101 * c-format.c: (check_function_format): Pass arguments in an
1102 array instead of a list.
1103 * c-common.c (check_function_nonnull): Likewise.
1104 (check_function_sentinel): Likewise.
1105 (check_function_arguments): Likewise.
1106 * c-common.h: Update declarations to reflect above changes.
1108 2007-02-28 Jan Hubicka <jh@suse.cz>
1110 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1111 PRED_NEGATIVE_RETURN): Update outcomes.
1113 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1115 * calls.c (emit_library_call_value_1): Handle partial registers
1116 correctly when building up CALL_INSN_FUNCTION_USAGE.
1118 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * pa/predicates.md (move_src_operand): Allow zero for mode.
1121 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1124 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1128 *movv2df_internal): Enable pattern only for valid operand
1130 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1131 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1133 2007-02-27 Mike Stump <mrs@apple.com>
1135 * config/darwin-crt3.c: Avoid compilation when compiling for a
1138 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1140 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1142 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1143 for fixed headers and limits.h.
1144 (install-include-dir, install-headers-tar, install-headers-cpio,
1145 install-headers-cp, real-install-headers-tar,
1146 real-install-headers-cpio, real-install-headers-cp): Handle
1147 include-fixed as well as include.
1148 (install-mkheaders): Don't install files that go only in include
1150 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1151 from GCC_INCLUDE_DIR.
1152 * gcc.c (process_command): Remove special -BstageN/ handling.
1153 (do_spec_1): Add include-fixed directories.
1155 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1157 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1159 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1161 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1164 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1166 * c-common.c (get_priority): Add check for
1167 SUPPORTS_INIT_PRIORITY.
1169 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1171 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1173 * config/bfin/bfin.c: Include "cfglayout.h".
1174 (MAX_LSETUP_DISTANCE): New macro.
1175 (struct loop_info): New members incoming, incoming_src and
1176 incoming_dest. Delete member predecessor.
1177 (length_for_loop): New function.
1178 (bfin_optimize_loop): Handle more different loop structures.
1179 (bfin_discover_loop): Rework detection of predecessor blocks by
1180 examining incoming edges.
1181 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1183 (bfin_reorder_loops): New function.
1184 (bfin_reorg_loops): Use these three new functions.
1186 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1187 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1188 (CONSTRAINT_LEN): Add entry for 'q'.
1189 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1190 Add 'q' constraints.
1191 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1192 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1194 * config/bfin/bfin.md (add_with_carry): New pattern.
1195 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1196 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1197 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1198 support unsigned multiplies too. Removed incorrect commutativity from
1199 operand 1 constraint where appropriate.
1200 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1202 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1203 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1205 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1206 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1207 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1208 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1209 usmulhisi_hh_huh): New patterns.
1211 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1212 lshifthi3): Fix output template to use half reg for operand 2.
1214 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1217 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1219 2007-02-27 Andreas Schwab <schwab@suse.de>
1221 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1223 2007-02-27 Jan Hubicka <jh@suse.cz>
1225 * predict.c (last_basic_block_p): Remove.
1226 (tree_estimate_probability): Update return heuristic for commonized
1229 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1231 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1233 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1235 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1236 * doc/cpp.texi: Standardize title page.
1237 * doc/cppinternals.texi: Likewise.
1238 * doc/gcc.texi: Standardize title page, remove version number
1239 from copyright page.
1240 * doc/gccint.texi: Likewise.
1241 * doc/install.texi: Standardize title page, add table of
1244 2007-02-26 Jan Hubicka <jh@suse.cz>
1246 * predict.def: Set outcomes according to more recent results.
1247 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1248 Remove dead predictors.
1249 * predict.c (return_prediction): Fix pasto.
1251 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1253 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1254 change; avoid a memory leak when returning early.
1256 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1258 * c-decl.c (static_ctors): Move to c-common.c.
1259 (static_dtors): Likewise.
1260 (finish_function): Use c_record_cdtor_fn.
1261 (build_cdtor): Move to c-common.c.
1262 (c_write_global_declarations): Use c_build_cdtor_fns.
1263 * c-common.h (static_ctors): Declare.
1264 (static_dtors): Likewise.
1265 (c_record_cdtor_fn): Likewise.
1266 (c_build_cdtor_fns): Likewise.
1267 * c-common.c (static_ctors): New variable.
1268 (static_dtors): Likewise.
1269 (c_record_cdtor_fn): New function.
1270 (build_cdtor): Move from c-decl.c
1271 (c_build_cdtor_fns): New function.
1273 * output.h (assemble_addr_to_section): Declare.
1274 (get_cdtor_priority_section): Likewise.
1275 * varasm.c (assemble_addr_to_section): New function.
1276 (get_cdtor_priority_section): Likewise.
1277 (default_named_section_asm_out_destructor): Use them.
1278 (destor_dtor_section_asm_out_destructor): Likewise.
1279 (default_named_section_asm_out_constructor): Likewise.
1280 (default_ctor_section_asm_out_constructor): Likewise.
1281 * config.gcc (*-*-vxworks*): Include vxworks.o.
1282 * config/t-vxworks (vxworks.o): New target.
1283 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1284 (TARGET_ASM_CONSTRUCTOR): Define.
1285 (TARGET_ASM_DESTRUCTOR): Likewise.
1286 (vxworks_asm_out_constructor): Declare.
1287 (vxworks_asm_out_destructor): Likewise.
1289 * c-common.c (get_priority): Check that we have not just an
1290 INTEGER_CST, but an integer constant with integeral type.
1292 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1294 PR tree-optimization/30938
1295 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1296 use &dt[nargs-1] instead of &dt[nargs] in the call to
1297 vect_is_simple_use().
1299 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1301 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1302 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1303 Do not attempt to handle MEM inside auto-inc expressions.
1304 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1305 of a register modified by an auto-inc expression. However, do handle
1306 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1307 (elimination_effects): Prohibit elimination of a register modified
1308 by an auto-inc expression. Disable register elimination rules whose
1309 target register is modified by an auto-inc expression with variable
1312 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1314 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1316 (array_at_struct_end_p): New function.
1317 (idx_infer_loop_bounds): Use it.
1318 (estimate_numbers_of_iterations_loop): Export.
1319 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1320 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1321 (tree_estimate_probability): Call record_loop_exits.
1322 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1323 (estimated_loop_iterations, estimated_loop_iterations_int,
1324 estimated_loop_iterations_tree): New functions.
1325 (analyze_siv_subscript_cst_affine,
1326 compute_overlap_steps_for_affine_1_2,
1327 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1328 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1329 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1330 (PRED_LOOP_ITERATIONS_GUESSED): New.
1331 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1332 * cfgloop.h (estimate_numbers_of_iterations_loop,
1333 estimated_loop_iterations_int): Declare.
1335 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1337 * doc/extend.texi: Document optional priority argument to
1338 constructors and destructors.
1339 * tree.c (init_priority_for_decl): Adjust GTY markers.
1340 (init_ttree): Use priority-info hash functions for
1341 init_priority_for_decl.
1342 (tree_map_eq): Rename to ...
1343 (tree_map_base_eq): ... this.
1344 (tree_map_marked_p): Rename to ...
1345 (tree_map_base_marked_p): ... this.
1346 (tree_map_base_hash): New function.
1347 (decl_init_priority_lookup): Rework.
1348 (decl_fini_priority_lookup): New function.
1349 (decl_priority_info): New function.
1350 (decl_init_priority_insert): Use it.
1351 (decl_fini_priority_insert): Likewise.
1352 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1354 (decl_restrict_base_insert): Likewise.
1355 (decl_debug_expr_insert): Likewise.
1356 (decl_value_expr_lookup): Likewise.
1357 (decl_value_expr_insert): Likewise.
1358 * tree.h (priority_type): New type.
1359 (decl_init_priority_lookup): Use priority_type.
1360 (decl_fini_priority_lookup): New function.
1361 (decl_init_priority_insert): Use priority_type.
1362 (decl_fini_priority_insert): New function.
1363 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1364 (DECL_INIT_PRIORITY): Likewise.
1365 (SET_DECL_INIT_PRIORITY): Add comment.
1366 (DECL_FINI_PRIORITY): New macro.
1367 (SET_DECL_FINI_PRIORITY): Likewise.
1368 (DEFAULT_INIT_PRIORITY): Document.
1369 (MAX_INIT_PRIORITY): Likewise.
1370 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1371 (tree_map_base): New type.
1372 (tree_map_base_eq): New function.
1373 (tree_map_base_hash): Likewise.
1374 (tree_map_base_marked_p): Likewise.
1375 (tree_map): Inherit from tree_map_base.
1376 (tree_map_eq): Make it a macro.
1377 (tree_map_marked_p): Likewise.
1378 (tree_int_map): Inherit from tree_map_base.
1379 (tree_int_map_eq): Make it a macro.
1380 (tree_int_map_hash): Likewise.
1381 (tree_int_map_marked_p): Likewise.
1382 (tree_priority_map): New type.
1383 (tree_priority_map_eq): New macro.
1384 (tree_priority_map_hash): Likewise.
1385 (tree_priority_map_marked_p): Likewise.
1386 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1388 (emutls_common_1): Likewise.
1389 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1390 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1391 of tree_map hierarchy.
1392 * tree-cfg.c (move_stmt_r): Likewise.
1393 (new_label_mapper): Likewise.
1394 * c-tree.h (c_expand_body): Move to ...
1395 * c-common.h (c_expand_body): ... here.
1396 * c-decl.c (c_expand_body): Move to ...
1397 * c-common.c (c_expand_body): ... here.
1398 (c_common_attribute_table): Allow 1 argument for the constructor
1399 and destructor attributes.
1400 (get_priority): New function.
1401 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1402 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1404 2007-02-24 Jan Hubicka <jh@suse.cz>
1407 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1409 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1410 Jan Hubicka <jh@suse.cz>
1413 * i386.c (counter_mode): New function.
1414 (expand_set_or_movmem_via_loop): Use it.
1415 (expand_movmem_epilogue): Likewise; fix pasto.
1416 (ix86_expand_movmem): Do emit guard even for constant counts.
1417 (ix86_expand_setmem): Likewise.
1419 2007-02-25 Nick Clifton <nickc@redhat.com>
1421 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1422 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1424 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1427 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1428 count argument with 0x10, not with 0x16.
1429 (expand_setmem_epilogue): Ditto.
1431 2007-02-24 Mike Stump <mrs@apple.com>
1433 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1436 2007-02-24 Richard Guenther <rguenther@suse.de>
1439 * fold-const.c (fold_binary): Fold x +- CST op x for
1440 EQ_EXPR and NE_EXPR.
1442 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1444 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1446 2007-02-24 Jan Hubicka <jh@suse.cz>
1448 * cgraphunit.c (decide_is_function_needed): Honor
1449 -fkeep-inline-functions.
1451 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * builtins.c (fold_builtin_modf): New.
1454 (fold_builtin_2): Use it.
1456 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1458 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1459 (determine_max_iter): Take additional LOOP arg; all callers changed.
1460 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1461 one using simplifications.
1462 (simplify_using_initial_values): Return if the expression becomes
1463 invalid due to altered regs.
1465 2007-02-23 DJ Delorie <dj@redhat.com>
1467 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1469 2007-02-23 Mike Stump <mrs@apple.com>
1471 * tlink.c (scan_linker_output): Parse linker messages from
1472 darwin9's linker better.
1474 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1477 * varpool.c (varpool_assemble_pending_decls): Set
1478 varpool_last_needed_node to null.
1480 2007-02-23 DJ Delorie <dj@redhat.com>
1482 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1483 alignment bigger than the object file can handle.
1485 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1489 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1490 (*movsf_1): Penalize MMX moves.
1492 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1494 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1495 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1497 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1499 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1501 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1502 (fold_builtin_1): Use them.
1503 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1504 BUILT_IN_SIGNIFICAND.
1506 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1508 * config/i386/i386.c (bdesc_1arg): Initialize
1509 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1510 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1511 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1512 and IX86_BUILTIN_MOVSLDUP.
1514 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1516 PR rtl-optimization/30841
1517 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1519 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1521 * builtins.c (fold_builtin_frexp): New.
1522 (fold_builtin_2): Use it.
1524 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1526 * doc/invoke.texi (Spec Files): Document getenv spec function.
1528 * gcc.c (getenv_spec_function): New function.
1529 (static_spec_functions): Add it.
1530 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1531 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1534 2007-02-22 Michael Matz <matz@suse.de
1537 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1538 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1540 2007-02-22 Ian Lance Taylor <iant@google.com>
1543 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1544 (mem_loc_descriptor): Call it.
1546 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1547 Ira Rosen <irar@il.ibm.com>
1549 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1551 2007-02-22 Ira Rosen <irar@il.ibm.com>
1553 PR tree-optimization/30843
1554 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1555 stores only after all the group is vectorized.
1557 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1559 PR tree-optimization/30858
1560 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1561 in the reduction cycle have a single use in the loop.
1562 * tree-vectorizer.h (relevant): Add documentation.
1564 2007-02-20 Mike Stump <mrs@apple.com>
1566 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1567 * configure: Regenerate.
1569 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1571 Change the defaults of some parameters and options.
1572 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1573 * config/spu/spu.c (spu_optimization_options): Add.
1574 (spu_override_options): Change params in spu_optimization_options.
1575 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1577 Register 127 is only 16 byte aligned when used as a frame pointer.
1578 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1579 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1580 HARD_FRAME_POINTER_REGNUM.
1581 (spu_legitimate_address): Use regno_aligned_for_reload.
1582 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1583 aligned when frame_pointer_needed is true.
1584 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1586 * config/spu/spu.h (INIT_EXPANDERS): Define.
1588 Make sure shift and rotate instructions have valid immediate operands.
1589 * config/spu/predicates.md (spu_shift_operand): Remove.
1590 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1591 * config/spu/constraints.md (W, O): Extend range.
1592 * config/spu/spu.md (umask, nmask): Define.
1593 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1594 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1595 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1596 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1597 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1598 (lshr<mode>3_reg): Fix rtl description.
1600 Make sure mulhisi immediate operands are valid.
1601 * config/spu/predicates.md (imm_K_operand): Add.
1602 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1604 Generate constants using fsmbi and andi.
1605 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1606 (print_operand, spu_split_immediate, classify_immediate,
1607 fsmbi_const_p): Handle IC_FSMBI2.
1609 Correctly handle a CONST_VECTOR containing symbols.
1610 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1611 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1612 (immediate_load_p): Allow symbols that use 2 instructions to create.
1613 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1614 with symbols when flag_pic is set.
1615 (const_vector_immediate_p): New.
1616 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1617 accept a CONST_VECTOR with symbols.
1618 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1619 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1621 * config/spu/spu.md (high, low): Delete.
1622 (low_<mode>): Define.
1624 Remove INTRmode and INTR_REGNUM, which didn't work.
1625 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1627 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1628 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1629 peephole2 pattern): Don't use INTR or 131.
1630 (movintrcc): Delete.
1631 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1632 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1633 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1634 (UNSPEC_SET_INTR): Add.
1635 * config/spu/spu-modes.def (INTR): Remove.
1637 More accurate warnings about run-time relocations.
1638 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1640 Correctly warn about immediate arguments to specific intrinsics.
1641 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1642 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1643 the instruction predicate.
1645 Fix tree check errors with latest update.
1646 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1648 (spu_expand_builtin): Use CALL_EXPR_FN.
1650 Add missing specific intrinsics.
1651 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1653 * config/spu/spu_internals.h: Ditto.
1655 Fix incorrect operand modifiers.
1656 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1657 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1659 Optimize one case of zero_extend of a vec_select.
1660 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1662 Accept any immediate for hbr.
1663 * config/spu/spu.md (hbr): Change s constraints to i.
1665 2007-02-21 Paul Brook <paul@codesourcery.com>
1667 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1668 condexec_count when skipping USE and CLOBBER.
1670 2007-02-21 Nick Clifton <nickc@redhat.com>
1672 * common.opt (Warray-bounds): Add Warning attribute.
1673 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1675 (fsized-zeroes): Add Optimization attribute.
1676 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1677 * c.opt (Wc++0x-compat): Add Warning attribute.
1679 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1682 * reload1.c (eliminate_regs_in_insn): In the single_set special
1683 case, attempt to re-recognize the insn before falling back to
1684 having reload fix it up.
1686 2007-02-20 Eric Christopher <echristo@gmail.com>
1688 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1689 Rewrite accordingly.
1690 (frv_read_iacc_argument): Ditto.
1691 (frv_expand_set_builtin): Take a call instead of arglist, update for
1693 (frv_expand_unop_builtin): Ditto.
1694 (frv_expand_binop_builtin): Ditto.
1695 (frv_expand_cut_builtin): Ditto.
1696 (frv_expand_binopimm_builtin): Ditto.
1697 (frv_expand_voidbinop_builtin): Ditto.
1698 (frv_expand_int_void2arg): Ditto.
1699 (frv_expand_prefetches): Ditto.
1700 (frv_expand_voidtriop_builtin): Ditto.
1701 (frv_expand_voidaccop_builtin): Ditto.
1702 (frv_expand_load_builtin): Ditto.
1703 (frv_expand_store_builtin): Ditto.
1704 (frv_expand_mdpackh_builtin): Ditto.
1705 (frv_expand_mclracc_builtin): Ditto.
1706 (frv_expand_mrdacc_builtin): Ditto.
1707 (frv_expand_mwtacc_builtin): Ditto.
1708 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1711 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1713 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1714 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1716 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1718 * configure: Regenerate.
1719 * config.in: Regenerate.
1720 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1721 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1722 masks to power6 and power6x and to POWERPC_MASKS.
1723 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1725 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1726 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1727 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1728 Access PROTOTYPE as variable, not mask.
1730 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1732 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1733 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1734 * combine.c (adjust_for_new_dest): Use it.
1735 * postreload.c (reload_combine): Likewise.
1737 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1739 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1740 notes on an insn with multiple sets, even if single_set returns
1741 non-NULL for that insn.
1743 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1745 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1748 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1750 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1751 if user didn't pass it.
1752 * config/i386/darwin.h (CC1_SPEC): Likewise.
1753 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1754 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1755 -mmacosx-version-min.
1757 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 Uros Bizjak <ubizjak@gmail.com>
1760 * optabs.h (enum optab_index): Add new OTI_scalb.
1761 (scalb_optab): Define corresponding macro.
1762 * optabs.c (init_optabs): Initialize scalb_optab.
1763 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1765 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1766 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1767 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1768 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1769 flag_unsafe_math_optimizations is set.
1771 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1772 to implement scalbf, scalb and scalbl built-ins as inline x87
1775 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1776 DJ Delorie <dj@redhat.com>
1779 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1780 (diagnostic_report_diagnostic): ... here, and turn them into real
1781 errors. If warnings are inhibited, no need to do anything.
1783 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1786 better code generation.
1788 2007-02-20 Ben Elliston <bje@au.ibm.com>
1790 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1792 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1794 * config/alpha/alpha.c, config/alpha/alpha.md,
1795 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1796 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1797 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1798 config/arm/lib1funcs.asm: Follow spelling conventions.
1800 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1801 config/fr30/fr30.md, config/i386/i386.h,
1802 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1803 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1804 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1805 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1806 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1807 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1808 config/sparc/sparc.c, config/sparc/sparc.h,
1809 config/sparc/sparc.md, config/spu/constraints.md,
1810 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1813 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1816 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1819 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1821 * doc/invoke.texi (-ftree-lrs): Remove.
1823 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1825 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1828 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1830 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1831 new CALL_EXPR_FN macro for retrieving the function
1832 declaration of the input expression.
1834 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1836 * c.opt (Waddress): New.
1837 * common.opt (Walways-true): Delete.
1838 (Wstring-literal-comparison): Delete.
1839 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1840 -Wstring-literal-comparison. Add -Waddress.
1842 (Walways-true): Delete.
1843 (Wstring-literal-comparison): Delete.
1844 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1845 consistently instead of -Walways-true in example.
1846 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1847 * c-typeck.c (parser_build_binary_op): Replace
1848 -Wstring-literal-comparison and -Walways-true with -Waddress.
1849 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1852 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1854 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1855 without DECL_STRUCT_FUNCTION initialized.
1857 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1859 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1860 due to calls to functions taking pointers as parameters.
1862 2007-02-19 Richard Henderson <rth@redhat.com>
1865 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1868 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1870 * config/s390/s390.c (s390_call_saved_register_used,
1871 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1872 accessed to the new scheme.
1874 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1876 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1877 (cris_print_index, cris_print_operand, cris_print_operand_address)
1878 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1879 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1880 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1882 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1883 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1884 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1885 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1886 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1887 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1888 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1889 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1890 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1891 (uminsi3, call, call_value): Ditto.
1892 (define_split: indir_to_reg_split, unnamed): Ditto.
1894 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1896 PR tree-optimization/30975
1897 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1900 2007-02-18 Eric Christopher <echristo@gmail.com>
1902 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1903 Remove use of arglist.
1904 (mips_expand_builtin): Remove use of arglist, pass in expr.
1905 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1906 (mips_expand_builtin_movtf): Ditto.
1907 (mips_expand_builtin_compare): Ditto.
1909 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1911 * tree-sra.c (sra_build_assignment): Replace assertion
1912 checking with a comment explaining why it can't be done.
1914 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1917 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1918 during CALL_EXPR representation conversion.
1919 * tree-ssa-propagate.c (set_rhs): Likewise.
1921 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1923 * tree-sra.c (sra_build_assignment): Disable assertion checking
1926 2007-02-18 Roger Sayle <roger@eyesopen.com>
1928 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1929 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1930 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1932 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1933 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1934 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1935 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1936 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1937 force_gimple_operand): Likewise.
1938 * ipa-cp.c (constant_val_insert): Likewise.
1939 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1940 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1941 perfect_nestify): Likewise.
1942 * langhooks.c (lhd_omp_assignment): Likewise.
1943 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1944 lower_copyprivate_clauses, lower_send_clauses,
1945 lower_send_shared_vars, expand_parallel_call,
1946 expand_omp_for_generic, expand_omp_for_static_nochunk,
1947 expand_omp_for_static_chunk, expand_omp_sections,
1948 lower_omp_single_copy, lower_omp_for_lastprivate,
1949 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1950 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1951 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1954 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1956 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1957 config/sh/sh.md: Follow spelling conventions.
1959 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1960 config/frv/predicates.md: Follow spelling conventions.
1962 * config/m68k/linux-unwind.h: Fix a comment typo.
1963 * target.h: Follow spelling conventions.
1965 2007-02-18 Roger Sayle <roger@eyesopen.com>
1967 PR rtl-optimization/28173
1968 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1969 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1970 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1971 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1972 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1974 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1976 * builtins.c (fold_builtin_load_exponent): New.
1977 (fold_builtin_2): Use it.
1979 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1981 PR rtl-optimization/30773
1982 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1983 if we fail to attach a REG_EQUIV note.
1985 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1986 Roger Sayle <roger@eyesopen.com>
1988 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1990 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1992 * calls.c (initialize_argument_information): Pass original EXP
1993 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1994 code to split complex arguments here, as part of initializing the
1996 (expand_call): Remove code that builds a list of arguments and
1997 inserts implicit arguments into it. Instead, just count how many
1998 implicit arguments there will be so we can determine the size of
1999 the ARGS array, and let initialize_argument_information do the work.
2000 (split_complex_values): Delete unused function.
2002 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2004 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2006 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2008 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2009 for arg pointer based indexed addressing.
2011 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2013 * config/ia64/ia64.h, config/ia64/ia64.md,
2014 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2015 spelling conventions.
2017 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2019 * config/m68k/m68k.c (split_di): New.
2020 * config/m68k/m68k-protos.h: Declare split_di.
2021 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2022 Improve predicate handling and split constant shifts.
2024 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2026 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2027 parameter for register bitfield operations, general predicates
2030 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2032 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2033 * config/m68k/linux-unwind.h: New file.
2035 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2037 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2038 config/i386/athlon.md, config/ia64/ia64.md,
2039 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2040 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2041 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2042 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2043 tree-vect-transform.c: Fix comment typos.
2045 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2047 * sched-deps.c (find_insn_list): Remove.
2048 * sched-int.h: Remove the prototype for find_insn_list.
2050 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2052 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2054 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2055 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2056 darwin_rs6000_override_options.
2057 (C_COMMON_OVERRIDE_OPTIONS): Expect
2058 darwin_macosx_version_min to be non-NULL always.
2059 (TARGET_C99_FUNCTIONS): Likewise.
2060 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2061 (DARWIN_MINVERSION_SPEC): New.
2062 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2063 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2065 (DARWIN_MINVERSION_SPEC): New.
2066 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2068 * config/darwin-c.c (darwin_cpp_builtins): Expect
2069 darwin_macosx_version_min to be non-NULL always.
2071 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2073 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2075 * config/i386/i386.h (x86_use_xchgb): New.
2076 (TARGET_USE_XCHGB): New macro.
2077 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2078 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2079 Split after reload into bswaphi for shifts of 8.
2080 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2081 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2082 or when optimizing for size.
2084 2007-02-16 Richard Guenther <rguenther@suse.de>
2085 Christian Bruel <christian.bruel@st.com>
2087 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2088 DECLs but prefer SSA_NAMEs over DECLs.
2090 2007-02-16 Richard Guenther <rguenther@suse.de>
2092 * tree-flow-inline.h (single_imm_use_p): Remove.
2093 (zero_imm_uses_p): Likewise.
2094 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2095 instead of single_imm_use_p.
2096 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2099 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2102 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2103 nested double- and backquotes.
2105 2007-02-15 Roger Sayle <roger@eyesopen.com>
2108 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2109 should be unreachable.
2110 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2111 For the time being redirect GIMPLE_MODIFY_STMT to the new
2112 (renamed) build_gimple_modify_stmt_stat.
2113 (build2_gimple_stat): Rename to...
2114 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2115 Always build a GIMPLE_MODIFY_STMT node.
2116 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2117 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2120 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2121 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2122 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2123 expand_complex_div_wide): Likewise.
2124 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2125 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2127 * tree-ssa-loop-manip.c (create_iv): Likewise.
2128 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2129 abs_replacement): Likewise.
2130 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2131 realify_fake_stores): Likewise.
2133 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2134 node rather than a GIMPLE_MODIFY_STMT node.
2135 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2136 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2138 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2139 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2142 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2145 * fold-const.c (fold_comparison): Add back the
2146 folding of constant complex comparisions.
2148 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2151 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2152 effects unknown to this function, return early.
2154 2007-02-15 Ian Lance Taylor <iant@google.com>
2156 * lower-subreg.c (move_eh_region_note): New static function.
2157 (resolve_simple_move): Call it.
2158 (decompose_multiword_subregs): Track blocks for which we resolve a
2159 simple move which is also a control flow insn. Pass them to
2160 find_many_sub_basic_blocks.
2161 (pass_lower_subreg): Add TODO_verify_flow.
2162 (pass_lower_subreg2): Likewise.
2164 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2165 Brooks Moses <brooks.moses@codesourcery.com>
2166 Lee Millward <lee.millward@codesourcery.com>
2168 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2169 (VL_EXP_CLASS_P): New.
2170 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2172 (TREE_OPERAND_CHECK_CODE): Likewise.
2173 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2174 (TREE_RTL_OPERAND_CHECK): Likewise.
2175 (tree_operand_check_failed): Make second parameter the whole tree
2176 instead of its code. Fixed callers.
2177 (VL_EXP_CHECK): New.
2178 (TREE_OPERAND_LENGTH): New.
2179 (VL_EXP_OPERAND_LENGTH): New.
2180 (CALL_EXPR_FN): New.
2181 (CALL_EXPR_STATIC_CHAIN): New.
2182 (CALL_EXPR_ARGS): New.
2183 (CALL_EXPR_ARG): New.
2184 (call_expr_nargs): New.
2185 (CALL_EXPR_ARGP): New.
2186 (build_nt_call_list): Declare.
2187 (build_vl_exp_stat): Declare.
2188 (build_vl_exp): New.
2189 (build_call_list): Declare.
2190 (build_call_nary): Declare.
2191 (build_call_valist): Declare.
2192 (build_call_array): Declare.
2193 (call_expr_arg): Declare.
2194 (call_expr_argp): Declare.
2195 (call_expr_arglist): Declare.
2196 (fold_build_call_list): Declare.
2197 (fold_build_call_list_initializer): Declare.
2198 (fold_call_expr): Declare to replace fold_builtin.
2199 (fold_builtin_fputs): Update to agree with modified definition.
2200 (fold_builtin_strcpy): Likewise.
2201 (fold_builtin_strncpy): Likewise.
2202 (fold_builtin_memory_chk): Likewise.
2203 (fold_builtin_stxcpy_chk): Likewise.
2204 (fold_builtin_strncpy_chk): Likewise.
2205 (fold_builtin_next_arg): Likewise.
2206 (fold_build_call_expr): Declare.
2207 (fold_builtin_call_list): Declare.
2208 (fold_builtin_call_valist): Declare.
2209 (build_call_expr): Declare.
2210 (validate_arglist): Update to agree with modified definition.
2211 (tree_operand_length): New.
2212 (call_expr_arg_iterator): New.
2213 (init_call_expr_arg_iterator): New.
2214 (next_call_expr_arg): New.
2215 (first_call_expr_arg): New.
2216 (more_call_expr_args_p): New.
2217 (FOR_EACH_CALL_EXPR_ARG): New.
2219 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2220 and tcc_gimple_stmt.
2221 (tree_code_size): Update documentation. Use sizeof (tree) rather
2222 than sizeof (char *).
2223 (tree_size): Likewise. Add case for tcc_vl_exp.
2224 (tree_node_structure): Add case for tcc_vl_exp.
2225 (contains_placeholder_p): Likewise.
2226 (substitute_in_expr): Likewise.
2227 (substitute_placeholder_in_expr): Likewise.
2228 (stabilize_reference_1): Likewise.
2229 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2230 to diagnose breakage of this interface for constructing CALL_EXPRs.
2231 (build_nt): Add similar assertion here.
2232 (build_nt_call_list): New.
2233 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2234 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2236 (get_callee_fndecl): Use new CALL_EXPR accessors.
2237 (tree_operand_check_failed): Change parameters to pass entire node
2238 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2239 (process_call_operands): New.
2240 (build_vl_exp_stat): New.
2241 (build_call_list): New.
2242 (build_call_nary): New.
2243 (build_call_valist): New.
2244 (build_call_array): New.
2245 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2246 (call_expr_arglist): New.
2248 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2249 tcc_vl_exp instead of a fixed-size tcc_expression.
2251 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2252 accessors for CALL_EXPRs.
2253 (AGGR_INIT_EXPR): Likewise.
2255 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2256 Brooks Moses <brooks.moses@codesourcery.com>
2257 Lee Millward <lee.millward@codesourcery.com>
2259 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2260 (expand_builtin_nonlocal_goto): Change parameter to be entire
2261 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2262 (expand_builtin_prefetch): Likewise.
2263 (expand_builtin_classify_type): Likewise.
2264 (mathfn_built_in): Return NULL_TREE instead of 0.
2265 (expand_errno_check): Use new CALL_EXPR accessors.
2266 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2267 Return NULL_RTX instead of 0.
2268 (expand_builtin_mathfn_2): Likewise.
2269 (expand_builtin_mathfn_3): Likewise.
2270 (expand_builtin_interclass_mathfn): Likewise.
2271 (expand_builtin_sincos): Likewise.
2272 (expand_builtin_cexpi): Likewise.
2273 (expand_builtin_int_roundingfn): Likewise.
2274 (expand_builtin_int_roundingfn_2): Likewise.
2275 (expand_builtin_pow): Likewise.
2276 (expand_builtin_powi): Likewise.
2277 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2278 of arglist, fixing callers appropriately. Use new CALL_EXPR
2279 accessors and constructors. Return NULL_RTX instead of 0.
2280 (expand_builtin_strstr): Likewise.
2281 (expand_builtin_strchr): Likewise.
2282 (expand_builtin_strrchr): Likewise.
2283 (expand_builtin_strpbrk): Likewise.
2284 (expand_builtin_memcpy): Likewise.
2285 (expand_builtin_mempcpy): Likewise.
2286 (expand_builtin_mempcpy_args): New.
2287 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2288 (expand_builtin_memmove_args): New.
2289 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2290 (expand_movstr): Likewise.
2291 (expand_builtin_strcpy): Likewise.
2292 (expand_builtin_strcpy_args): New.
2293 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2294 (expand_builtin_strncpy): Likewise.
2295 (expand_builtin_memset): Likewise.
2296 (expand_builtin_memset_args): New.
2297 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2298 (expand_builtin_memcmp): Likewise.
2299 (expand_builtin_strcmp): Likewise.
2300 (expand_builtin_strncmp): Likewise.
2301 (expand_builtin_strcat): Likewise.
2302 (expand_builtin_strncat): Likewise.
2303 (expand_builtin_strspn): Likewise.
2304 (expand_builtin_strcspn): Likewise.
2305 (expand_builtin_args_info): Likewise.
2306 (expand_builtin_va_start): Likewise.
2307 (gimplify_va_arg_expr): Likewise.
2308 (expand_builtin_va_end): Likewise.
2309 (expand_builtin_va_copy): Likewise.
2310 (expand_builtin_frame_address): Likewise.
2311 (expand_builtin_alloca): Likewise.
2312 (expand_builtin_bswap): Likewise.
2313 (expand_builtin_unop): Likewise.
2314 (expand_builtin_fputs): Likewise.
2315 (expand_builtin_expect): Likewise.
2316 (expand_builtin_fabs): Likewise.
2317 (expand_builtin_copysign): Likewise.
2318 (expand_builtin_printf): Likewise.
2319 (expand_builtin_fprintf): Likewise.
2320 (expand_builtin_sprintf): Likewise.
2321 (expand_builtin_init_trampoline): Likewise.
2322 (expand_builtin_signbit): Likewise.
2323 (expand_builtin_fork_or_exec): Likewise.
2324 (expand_builtin_sync_operation): Likewise.
2325 (expand_builtin_compare_and_swap): Likewise.
2326 (expand_builtin_lock_test_and_set): Likewise.
2327 (expand_builtin_lock_release): Likewise.
2328 (expand_builtin): Likewise.
2329 (builtin_mathfn_code): Likewise.
2331 (fold_builtin_constant_p): Pass call arguments individually instead
2332 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2333 accessors and constructors. Return NULL_TREE instead of 0.
2334 (fold_builtin_expect): Likewise.
2335 (fold_builtin_classify_type): Likewise.
2336 (fold_builtin_strlen): Likewise.
2337 (fold_builtin_nan): Likewise.
2338 (integer_valued_real_p): Likewise.
2339 (fold_trunc_transparent_mathfn): Likewise.
2340 (fold_fixed_mathfn): Likewise.
2341 (fold_builtin_cabs): Likewise.
2342 (fold_builtin_sqrt): Likewise.
2343 (fold_builtin_cbrt): Likewise.
2344 (fold_builtin_cos): Likewise.
2345 (fold_builtin_cosh): Likewise.
2346 (fold_builtin_tan): Likewise.
2347 (fold_builtin_sincos): Likewise.
2348 (fold_builtin_cexp): Likewise.
2349 (fold_builtin_trunc): Likewise.
2350 (fold_builtin_floor): Likewise.
2351 (fold_builtin_ceil): Likewise.
2352 (fold_builtin_round): Likewise.
2353 (fold_builtin_int_roundingfn): Likewise.
2354 (fold_builtin_bitop): Likewise.
2355 (fold_builtin_bswap): Likewise.
2356 (fold_builtin_logarithm): Likewise.
2357 (fold_builtin_hypot): Likewise.
2358 (fold_builtin_pow): Likewise.
2359 (fold_builtin_powi): Likewise.
2360 (fold_builtin_exponent): Likewise.
2361 (fold_builtin_memset): Likewise.
2362 (fold_builtin_bzero): Likewise.
2363 (fold_builtin_memory_op): Likewise.
2364 (fold_builtin_bcopy): Deleted; call site changed to invoke
2365 fold_builtin_memory_op directly.
2366 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2367 (fold_builtin_strncpy): Likewise.
2368 (fold_builtin_memcmp): Likewise.
2369 (fold_builtin_strcmp): Likewise.
2370 (fold_builtin_strncmp): Likewise.
2371 (fold_builtin_signbit): Likewise.
2372 (fold_builtin_copysign): Likewise.
2373 (fold_builtin_isascii): Likewise.
2374 (fold_builtin_toascii): Likewise.
2375 (fold_builtin_isdigit): Likewise.
2376 (fold_builtin_fabs): Likewise.
2377 (fold_builtin_abs): Likewise.
2378 (fold_builtin_fmin_fmax): Likewise.
2379 (fold_builtin_carg): Likewise.
2380 (fold_builtin_classify): Likewise.
2381 (fold_builtin_unordered_cmp): Likewise.
2383 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2384 New functions split out from fold_builtin_1.
2385 (fold_builtin_n): New.
2386 (fold_builtin_varargs): New.
2387 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2389 (fold_call_expr): New.
2390 (build_function_call_expr): Rewrite to use new helper function.
2391 (fold_builtin_call_list): New.
2392 (build_call_expr): New.
2393 (fold_builtin_call_valist): New.
2394 (rewrite_call_expr): New.
2395 (validate_arg): New.
2396 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2397 of an arglist. Change return type to bool. Use new CALL_EXPR
2400 (fold_builtin_strstr): Pass call arguments individually instead
2401 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2402 accessors and constructors. Return NULL_TREE instead of 0.
2403 (fold_builtin_strchr): Likewise.
2404 (fold_builtin_strrchr): Likewise.
2405 (fold_builtin_strpbrk): Likewise.
2406 (fold_builtin_strcat): Likewise.
2407 (fold_builtin_strncat): Likewise.
2408 (fold_builtin_strspn): Likewise.
2409 (fold_builtin_strcspn): Likewise.
2410 (fold_builtin_fputs): Likewise.
2411 (fold_builtin_next_arg): Likewise.
2412 (fold_builtin_sprintf): Likewise.
2414 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2415 NULL_RTX instead of 0.
2416 (expand_builtin_memory_chk): Likewise.
2417 (maybe_emit_chk_warning): Likewise.
2418 (maybe_emit_sprintf_chk_warning): Likewise.
2420 (fold_builtin_object_size): Pass call arguments individually instead
2421 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2422 accessors and constructors. Return NULL_TREE instead of 0.
2423 (fold_builtin_memory_chk): Likewise.
2424 (fold_builtin_stxcpy_chk): Likewise.
2425 (fold_builtin_strncpy_chk): Likewise.
2426 (fold_builtin_strcat_chk): Likewise.
2427 (fold_builtin_strcat_chk): Likewise.
2428 (fold_builtin_strncat_chk): Likewise.
2429 (fold_builtin_sprintf_chk): Likewise.
2430 (fold_builtin_snprintf_chk): Likewise.
2431 (fold_builtin_printf): Likewise.
2432 (fold_builtin_vprintf): Likewise.
2434 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2436 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2437 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2438 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2439 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2440 (fold_unary): Likewise.
2441 (fold_binary): Likewise.
2442 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2443 ternary expressions.
2444 (fold): Add logic for tcc_vl_exp.
2445 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2446 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2447 (fold_build3_stat): Add assertion to flag broken interface for
2448 constructing CALL_EXPRs.
2449 (fold_build_call_list): New.
2450 (fold_build_call_list_initializer): New.
2451 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2453 (fold_strip_sign_ops): Likewise.
2455 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2456 Brooks Moses <brooks.moses@codesourcery.com>
2457 Lee Millward <lee.millward@codesourcery.com>
2459 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2460 accessors and dump arguments explicitly.
2462 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2464 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2466 (print_call_name): Use new CALL_EXPR accessors.
2468 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2469 CALL_EXPR arguments explicitly instead of as a list. Use
2470 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2472 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2473 (vrp_visit_stmt): Likewise.
2475 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2476 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2478 (force_move_till_expr): Likewise.
2480 * targhooks.c (default_external_stack_protect_fail): Use
2481 build_call_expr instead of build_function_call_expr.
2482 (default_hidden_stack_protect_fail): Likewise.
2484 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2487 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2488 and walk arguments explicitly.
2490 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2492 (expand_simple_operations): Likewise.
2493 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2495 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2496 of TREE_CODE_LENGTH.
2497 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2499 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2500 instead of TREE_CODE_LENGTH.
2502 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2503 (tree_ic_transform): Likewise.
2504 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2505 parameter instead of arglist. Fix callers.
2506 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2507 (tree_stringops_transform): Likewise.
2508 (tree_indirect_call_to_profile): Likewise.
2509 (tree_stringops_values_to_profile): Likewise.
2511 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2512 (eliminate_tail_call): Likewise.
2514 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2516 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2517 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2519 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2521 * omp-low.c (build_omp_barrier): Use build_call_expr.
2522 (lower_rec_input_clauses): Likewise.
2523 (lower_reduction_clauses): Likewise.
2524 (expand_parallel_call): Likewise.
2525 (maybe_catch_exception): Likewise.
2526 (expand_omp_for_generic): Likewise.
2527 (expand_omp_for_static_nochunk): Likewise.
2528 (expand_omp_sections): Likewise.
2529 (lower_omp_single_simple): Likewise.
2530 (lower_omp_single_copy): Likewise.
2531 (lower_omp_master): Likewise.
2532 (lower_omp_ordered): Likewise.
2533 (lower_omp_critical): Likewise.
2535 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2536 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2538 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2539 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2540 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2542 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2543 and generalize to handle any number of operands.
2544 (chrec_contains_undetermined): Likewise.
2545 (tree_contains_chrecs): Likewise.
2546 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2548 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2550 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2551 fold_call_expr instead of fold_builtin.
2552 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2553 match declarations there.
2554 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2557 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2558 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2560 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2561 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2563 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2566 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2567 (execute_cse_sincos): Use new CALL_EXPR accessors.
2569 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2571 * gimple-low.c (lower_function_body): Use build_call_expr.
2572 (lower_builtin_setjmp): Likewise.
2574 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2575 (set_storage_via_libcall): Likewise.
2576 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2577 instead of TREE_CODE_LENGTH.
2578 (expand_expr_real_1): Use new CALL_EXPR accessors.
2580 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2581 generalize to handle any number of operands.
2582 (TB_parent_eq): Likewise.
2584 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2585 (strip_builtin_expect): Likewise.
2587 * function.c (gimplify_parameters): Use build_call_expr.
2589 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2590 instead of TREE_CODE_LENGTH.
2592 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2593 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2595 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2598 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2599 (gimplify_decl_expr): Likewise.
2600 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2601 Use new CALL_EXPR iterators.
2602 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2603 (gimplify_modify_expr_to_memset): Likewise.
2604 (gimplify_variable_sized_compare): Likewise.
2605 (gimplify_omp_atomic_fetch_op): Likewise.
2606 (gimplify_omp_atomic_pipeline): Likewise.
2607 (gimplify_omp_atomic_mutex): Likewise.
2608 (gimplify_function_tree): Likewise.
2610 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2611 (call_expr_flags): Likewise.
2612 (expand_call): Likewise.
2614 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2615 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2618 * coverage.c (create_coverage): Use build_call_expr.
2620 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2621 (temp_call_expr_obstack): New.
2622 (pool_copy_list): Delete.
2623 (temp_copy_call_expr): New.
2624 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2625 CALL_EXPR accessors. Get rid of special goo for copying argument
2626 lists and use temp_copy_call_expr instead.
2627 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2628 CALL_EXPR accessors.
2629 (create_expression_by_pieces): Likewise. Use build_call_array
2630 to construct the result instead of fold_build3.
2631 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2632 dealing with argument lists.
2633 (init_pre): Remove references to expression_node_pool and
2634 list_node_pool. Init temp_call_expr_obstack instead.
2635 (fini_pre): Remove references to expression_node_pool and
2638 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2639 and walk arguments explicitly instead of as a list.
2641 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2642 (mx_register_decls): Likewise.
2643 (mudflap_register_call): Likewise.
2644 (mudflap_finish_file): Likewise.
2646 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2647 (ipa_callsite_compute_param): Likewise.
2649 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2650 accessors and constructor.
2652 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2653 accessors and constructor.
2654 (convert_tramp_reference): Likewise.
2655 (convert_call_expr): Likewise.
2656 (finalize_nesting_tree_1): Likewise.
2658 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2661 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2663 * tree-inline.c (initialize_inlined_parameters): Pass entire
2664 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2666 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2667 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2669 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2670 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2671 (vectorizable_reduction): Likewise.
2672 (vectorizable_call): Use new CALL_EXPR iterators.
2673 (vectorizable_conversion): Use build_call_expr.
2674 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2675 (vect_gen_widened_results_half): Use build_call_expr.
2676 (vect_setup_realignment): Likewise.
2677 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2679 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2680 (pass_through_call): Likewise.
2681 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2684 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2685 (tree_gen_pow2_profiler): Likewise.
2686 (tree_gen_one_value_profiler): Likewise.
2687 (tree_gen_ic_func_profiler): Likewise.
2688 (tree_gen_average_profiler): Likewise.
2689 (tree_gen_ior_profiler): Likewise.
2691 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2692 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2693 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2695 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2696 of TREE_CODE_LENGTH.
2698 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2699 of TREE_CODE_LENGTH.
2701 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2703 (convert_to_integer): Likewise.
2705 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2709 Brooks Moses <brooks.moses@codesourcery.com>
2710 Lee Millward <lee.millward@codesourcery.com>
2712 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2714 * config/frv/frv.c (frv_expand_builtin): Likewise.
2715 * config/s390/s390.c (s390_expand_builtin): Likewise.
2717 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2718 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2720 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2721 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2722 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2723 (ix86_expand_store_builtin): Likewise.
2724 (ix86_expand_unop_builtin): Likewise.
2725 (ix86_expand_unop1_builtin): Likewise.
2726 (ix86_expand_sse_compare): Likewise.
2727 (ix86_expand_sse_comi): Likewise.
2728 (ix86_expand_vec_init_builtin): Likewise.
2729 (ix86_expand_vec_ext_builtin): Likewise.
2730 (ix86_expand_vec_set_builtin): Likewise.
2731 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2733 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2734 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2736 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2737 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2738 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2740 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2742 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2743 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2744 arglist. Use new CALL_EXPR accessors. Fix callers.
2745 (altivec_expand_abs_builtin): Likewise.
2746 (rs6000_expand_binop_builtin): Likewise.
2747 (altivec_expand_predicate_builtin): Likewise.
2748 (altivec_expand_lv_builtin): Likewise.
2749 (spe_expand_stv_builtin): Likewise.
2750 (altivec_expand_stv_builtin): Likewise.
2751 (rs6000_expand_ternop_builtin): Likewise.
2752 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2753 (altivec_expand_st_builtin): Likewise.
2754 (altivec_expand_dst_builtin): Likewise.
2755 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2756 arglist. Use new CALL_EXPR accessors. Fix callers.
2757 (altivec_expand_vec_set_builtin): Likewise.
2758 (altivec_expand_vec_ext_builtin): Likewise.
2759 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2760 (spe_expand_builtin): Likewise.
2761 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2762 arglist. Use new CALL_EXPR accessors. Fix callers.
2763 (spe_expand_evsel_builtin): Likewise.
2764 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2765 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2767 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2768 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2769 (arm_expand_unop_builtin): Likewise.
2770 (arm_expand_builtin): Use new CALL_EXPR accessors.
2772 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2775 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2776 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2777 (bfin_expand_unop_builtin): Likewise.
2778 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2780 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2781 Brooks Moses <brooks.moses@codesourcery.com>
2782 Lee Millward <lee.millward@codesourcery.com>
2784 * c-semantics.c (build_stmt): Add internal diagnostic check.
2786 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2787 accessors. Print arguments explicitly instead of as a list.
2789 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2791 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2792 (c_finish_omp_flish): Likewise.
2794 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2795 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2796 instead of TREE_CODE_LENGTH.
2797 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2798 (c_warn_unused_result): Likewise.
2800 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2803 * doc/invoke.texi (Warning Options): Remove
2804 -Werror-implicit-function-declaration.
2805 (Wimplicit-function-declaration): Update description.
2806 * opts.c (common_handle_option): Move handling of -Werror=* to...
2807 (enable_warning_as_error): ...here.
2808 * opts.h (enable_warning_as_error): Declare.
2809 * c-decl.c (implicit_decl_warning): Unless
2810 -Wno-implicit-function-declaration is given, emit a pedwarn if
2811 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2812 * c.opt (Wimplicit-function-declaration): Replace
2813 mesg_implicit_function_declaration with
2814 warn_implicit_function_declaration.
2815 * c-opts.c (c_common_handle_option):
2816 -Werror-implicit-function-declaration is exactly equal as
2817 -Werror=implicit-function-declaration.
2818 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2819 warn_implicit_function_declaration.
2820 (c_common_post_options): -Wimplict-function-declaration is enabled
2821 by default by -std=c99, otherwise is disabled by default.
2822 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2824 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2826 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2827 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2828 former is ignored but not the latter.
2830 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2832 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2833 is made and the reference doesn't use the alias set of its type,
2834 do not create the temporary using that type.
2836 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2838 * jump.c: Remove prototypes for delete_computation and
2839 delete_prior_computation.
2841 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2843 * jump.c (get_label_after): Delete.
2844 (get_label_before, delete_computation, delete_jump,
2845 delete_prior_computation, follow_jumps): Move...
2846 * reorg.c (delete_computation, delete_prior_computation): ... here...
2847 (get_label_before, delete_jump): ... making these static ...
2848 (follow_jumps): ... and simplifying this since it only runs after
2850 * rtl.h (get_label_after, get_label_before, delete_jump,
2851 follow_jumps): Delete prototypes.
2853 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2855 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2857 2007-02-15 Nick Clifton <nickc@redhat.com>
2859 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2860 order to prevent it from being munged by the target.
2862 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/i386.md: Remove misleading comment.
2866 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2868 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2869 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2872 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2874 * tree-sra.c (instantiate_missing_elements): Canonicalize
2876 (sra_build_assignment): New.
2877 (generate_copy_inout, generate_element_copy,
2878 generate_element_zero, generate_one_element_init): Use it.
2880 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2882 * tree-sra.c (instantiate_missing_elements): Canonicalize
2884 (sra_build_assignment): New.
2885 (generate_copy_inout, generate_element_copy,
2886 generate_element_zero, generate_one_element_init): Use it.
2888 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2890 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2893 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2896 types as aggregates not scalars.
2897 * function.c (assign_stack_temp_for_type): Likewise.
2899 2007-02-14 Roger Sayle <roger@eyesopen.com>
2900 Zdenek Dvorak <dvorakz@suse.cz>
2902 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2905 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2907 * passes.c (next_pass_1): Clear the next field of the copied
2910 2007-02-14 Richard Henderson <rth@redhat.com>
2912 * tree-sra.c (early_sra): New.
2913 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2914 (tree_sra_early, pass_sra_early): New.
2915 * tree-pass.h (pass_sra_early): Declare.
2916 * passes.c (init_optimization_passes): Use it.
2918 2007-02-14 Richard Guenther <rguenther@suse.de>
2920 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2922 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2924 PR tree-optimization/30771
2925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2927 (vect_analyze_operations): Induction phis can now be marked as
2929 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2930 Update documentation accordingly.
2932 2007-02-14 Nick Clifton <nickc@redhat.com>
2934 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2935 most 3 arguments are supported.
2936 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2938 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2940 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2941 Ensure dst->current is valid.
2943 2007-02-13 Paul Brook <paul@codesourcery.com>
2945 * config.gcc: Add arm*-*-uclinux-*eabi.
2946 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2947 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2948 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2949 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2950 (LINK_SPEC): Define.
2952 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2954 * config/arm/uclinux-eabi.h: New file.
2955 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2956 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2959 2007-02-13 Ian Lance Taylor <iant@google.com>
2961 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2962 * flags.h (warn_strict_overflow): Declare.
2963 (enum warn_strict_overflow_code): Define.
2964 (issue_strict_overflow_warning): New static inline function.
2965 * opts.c (warn_strict_overflow): New variable.
2966 (common_handle_option): Handle OPT_Wstrict_overflow and
2967 OPT_Wstrict_overflow_.
2968 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2970 * fold-const.c: Include intl.h.
2971 (fold_deferring_overflow_warnings): New static variable.
2972 (fold_deferred_overflow_warning): New static variable.
2973 (fold_deferred_overflow_code): New static variable.
2974 (fold_defer_overflow_warnings): New function.
2975 (fold_undefer_overflow_warnings): New function.
2976 (fold_undefer_and_ignore_overflow_warnings): New function.
2977 (fold_deferring_overflow_warnings_p): New function.
2978 (fold_overflow_warning): New static function.
2979 (make_range): Add strict_overflow_p parameter. Change all
2981 (extract_muldiv, extract_muldiv_1): Likewise.
2982 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2983 tree_expr_nonnegative_p.
2984 (fold_negate_expr): Call fold_overflow_warning.
2985 (fold_range_test): Likewise.
2986 (fold_comparison): Likewise.
2987 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2988 instead of tree_expr_nonnegative_p.
2989 (tree_expr_nonnegative_warnv_p): Rename from
2990 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2991 (tree_expr_nonnegative_p): New function.
2992 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2993 strict_overflow_p parameter.
2994 (tree_expr_nonzero_p): New function.
2995 * passes.c (verify_interpass_invariants): New static function.
2996 (execute_one_pass): Call it.
2997 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2999 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3000 (estimate_numbers_of_iterations): Likewise.
3001 (scev_probably_wraps_p): Likewise.
3002 * tree-ssa-ccp.c: Include "toplev.h".
3003 (evaluate_stmt): Defer fold overflow warnings until we know we are
3005 (struct fold_stmt_r_data): Add stmt field.
3006 (fold_stmt_r): Defer fold overflow warnings until we know we
3008 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3009 (fold_stmt_inplace): Likewise.
3010 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3011 (cleanup_control_expr_graph): Defer fold overflow warnings until
3012 we know we are going to optimize.
3013 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3014 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3016 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3017 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3018 * tree-ssa-loop-manip.c (create_iv): Likewise.
3019 * c-typeck.c (build_conditional_expr): Likewise.
3020 (build_binary_op): Likewise.
3021 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3022 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3023 (extract_range_from_unary_expr): Likewise.
3024 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3025 assuming that signed overflow does not occur.
3026 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3027 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3028 (fold_defer_overflow_warnings): Declare.
3029 (fold_undefer_overflow_warnings): Declare.
3030 (fold_undefer_and_ignore_overflow_warnings): Declare.
3031 (fold_deferring_overflow_warnings_p): Declare.
3032 (tree_expr_nonzero_warnv_p): Declare.
3033 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3035 (Warning Options): Document -Wstrict-overflow.
3036 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3037 (tree-ssa-ccp.o): Likewise.
3038 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3039 (fold-const.o): Depend on intl.h.
3041 2007-02-13 Ian Lance Taylor <iant@google.com>
3044 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3047 2007-02-13 Stuart Hastings <stuart@apple.com>
3049 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3051 2007-02-13 Richard Henderson <rth@redhat.com>
3053 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3054 handled_component_p before looking for the indirect_ref.
3056 2007-02-13 Richard Henderson <rth@redhat.com>
3058 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3059 remove flags clobber.
3060 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3061 (bswaphi_lowpart): New.
3062 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3063 remove TARGET_BSWAP test. Delete expander of the same name.
3065 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3066 (expand_unop): Use them.
3068 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3071 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3072 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3073 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3074 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3075 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3076 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3077 assembler dialect choice from asm templates.
3079 2007-02-12 Richard Henderson <rth@redhat.com>
3081 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3082 (fixuns_trunc<SSEMODEF>si2): Use it.
3083 * config/i386/sse.md (vec_setv4sf_0): Export.
3084 * config/i386/i386.c (ix86_build_const_vector): Export.
3085 (ix86_split_convert_uns_si_sse): Rename from
3086 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3087 * config/i386/i386-protos.h: Update.
3089 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3092 * c-typeck.c (c_finish_return): Improve warning message.
3094 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3096 * alias.c (find_symbolic_term): Delete unused function.
3098 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3101 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3102 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3104 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3106 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3107 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3108 the function, temporarily point the debug interface to the null one.
3110 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3112 * dwarf2out.c (round_up_to_align): New static function.
3113 (field_byte_offset): Use it to round the offset.
3115 2007-02-12 Richard Henderson <rth@redhat.com>
3117 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3118 (inswl_const): Export.
3120 2007-02-12 Richard Henderson <rth@redhat.com>
3122 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3123 result mode of the libcall, convert back to outmode.
3125 2007-02-12 Roger Sayle <roger@eyesopen.com>
3127 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3128 (bswapdi2): New define_expand to implement 32-bit implementation.
3130 2007-02-12 Nick Clifton <nickc@redhat.com>
3132 * doc/invoke.texi (Overall Options): Document --help=.
3133 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3134 (cc1_options): Pass --help= on to cc1.
3135 (display_help): Add description of --help=.
3136 (process_command): Add code to handle --help=. Allow translated
3137 --help and --target-help switches to be passed on to compiler
3139 (main): Remove unused if statement.
3140 * opts.c (columns): Remove.
3141 (LEFT_COLUMN): Define.
3142 (wrap_help): Add columns argument.
3143 (print_filtered_help): Change parameters to be an include bitmask,
3144 an exclude bitmask, an any bitmask and the column width. Move the
3145 code to display the params list here. Add code to display the
3146 status of options rather than their descriptions if the quiet flag
3148 (print_specific_help): Change parameters to be an include bitmask,
3149 an exclude bitmask and an any bitmask. Move code to look up the
3150 column width here. Decide upon the title for an options listing.
3151 (common_handle_options): Add code to handle --help=. Adapt code
3152 for --help and --target-help to use the revised form of the
3153 print_specific_help function.
3154 (print_help): Delete.
3155 (print_param_help): Delete.
3156 (print_switch): Delete.
3157 * opts.h (cl_lang_count): Add prototype.
3158 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3159 CL_MAX_OPTION_CLASS): New defines.
3160 * optc-gen.awk: Add construction of cl_lang_count.
3161 * c.opt: Add Warning attribute to warning options and Optimization
3162 attribute to optimization options.
3163 * common.opt: Likewise.
3165 Add -fhelp and -ftarget-help as aliases for the transformed --help
3166 and --target-help options.
3167 * opt-functions.awk: Add code to handle Warning and Optimization
3170 2007-02-12 Richard Henderson <rth@redhat.com>
3172 * config/alpha/constraints.md: New file.
3173 * config/alpha/alpha.c: Include tm-constrs.h.
3174 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3175 alpha_extra_constraint): Remove.
3176 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3177 * config/alpha/alpha-protos.h: Update.
3178 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3179 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3180 (EXTRA_CONSTRAINT): Remove.
3181 * config/alpha/alpha.md: Include constraints.md.
3182 (adddi splitter): Use satisfies_constraint_*.
3183 * config/alpha/predicates.md (add_operand): Likewise.
3184 (sext_add_operand, addition_operation): Likewise.
3186 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3188 PR tree-optimization/29145
3189 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3190 in our handling of restrict qualified pointers.
3192 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3195 * doc/invoke.texi (Wunused-value): Update description.
3196 (Wextra): Delete item.
3197 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3198 value of Wunused-value.
3199 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3200 (c_finish_stmt_expr): Don't check extra_warnings.
3201 (emit_side_effect_warnings): The caller is responsible to check
3204 2007-02-11 Roger Sayle <roger@eyesopen.com>
3205 Matt Thomas <matt@3am-software.com>
3207 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3209 2007-02-11 Roger Sayle <roger@eyesopen.com>
3211 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3212 comparisons of POPCOUNT against zero.
3213 (simplify_const_relational_operation): Likewise.
3215 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3217 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3219 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3221 * dwarf2out.c (root_type): Delete unused function.
3223 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3225 * genattrtab.c (contained_in_p): Delete unused function.
3226 (write_expr_attr_cache): Likewise.
3228 2007-02-11 Jan Hubicka <jh@suse.cz>
3230 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3233 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3235 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3236 to add the REG_EQ* note.
3237 * see.c (see_merge_one_use_extension): Likewise.
3238 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3239 turn REG_EQUAL notes into REG_EQUIV notes if the target
3240 register may have more than one set.
3241 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3242 * gcse.c (try_replace_reg): Likewise.
3243 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3244 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3245 more than one REG_EQUIV note.
3246 * reload1.c (gen_reload): Use set_unique_reg_note.
3248 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3251 (ix86_builtin_conversion): New function.
3253 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3256 * tree.h (DECL_REPLACEABLE_P): New macro.
3257 * except.c (set_nothrow_function_flags): Likewise.
3259 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3260 Ira Rosen <irar@il.ibm.com>
3261 Dorit Nuzman <dorit@il.ibm.com>
3263 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3264 * targhooks.c (default_builtin_vectorized_conversion): New.
3265 * targhooks.h (default_builtin_vectorized_function): New declaration.
3266 * target.h (struct vectorize): Add builtin_conversion field.
3267 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3268 stmt_vec_info_type value.
3269 (vectorizable_conversion): New declaration.
3270 * tree-vect-analyze.c (vect_analyze_operations): Add
3271 vectorizable_conversion call.
3272 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3273 * tree-vect-transform.c (vectorizable_conversion): New function.
3274 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3275 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3277 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3278 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3279 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3280 or ALTIVEC_BUILTIN_VCFSX.
3282 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3285 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3286 CONST_DOUBLE and operand 0 is a hard register.
3287 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3288 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3289 is a hard floating-point register.
3291 2007-02-10 Richard Henderson <rth@redhat.com>
3292 Jakub Jelinek <jakub@redhat.com>
3293 Alexandre Oliva <aoliva@redhat.com>
3295 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3296 * builtin-types.def (BT_WORD): Make unsigned.
3297 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3298 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3299 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3300 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3301 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3302 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3304 * expr.c (emutls_var_address): New.
3305 (expand_expr_real_1): Expand emulated tls.
3306 (expand_expr_addr_expr_1): Likewise.
3307 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3308 * output.h (emutls_finish): Declare.
3309 * toplev.c (compile_file): Call it.
3310 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3311 address before wrapping in CONST.
3312 * varasm.c (emutls_htab, emutls_object_type): New.
3313 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3314 (get_emutls_object_name, get_emutls_object_type): New.
3315 (get_emutls_init_templ_addr, emutls_decl): New.
3316 (emutls_common_1, emutls_finish): New.
3317 (assemble_variable): When emulating tls, swap decls; generate
3318 constructor for the emutls objects.
3319 (do_assemble_alias): When emulating tls, swap decl and target name.
3320 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3322 * varpool.c (decide_is_variable_needed): Look at force_output.
3323 Recurse for emulated tls.
3324 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3325 with decide_is_variable_needed.
3326 * emutls.c: New file.
3327 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3328 tls_object for real tls.
3330 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3332 PR rtl-optimization/29599
3333 * reload1.c (eliminate_regs_in_insn): Take the destination
3334 mode into account when computing the offset.
3336 2007-02-09 Stuart Hastings <stuart@apple.com>
3337 Richard Henderson <rth@redhat.com>
3339 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3340 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3341 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3342 fixuns_truncdfhi2): New.
3343 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3344 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3345 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3346 (floatunssidf2): Allow nonimmediate source.
3347 * gcc/config/i386/sse.md (movdi_to_sse): New.
3348 (vec_concatv2di): Drop '*'.
3349 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3350 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3351 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3353 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3354 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3355 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3356 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3357 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3358 ix86_build_const_vector.
3359 (x86_emit_floatuns): Rewrite.
3361 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3363 * genautomata.c (longest_path_length): Delete unused function.
3364 (struct state): Delete unused longest_path_length.
3365 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3366 (get_free_state): Delete unused.
3368 2007-02-09 Jan Hubicka <jh@suse.cz>
3370 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3371 * doc/invoke.texi (inline-unit-growth): Update default value.
3373 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3374 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3375 (rebuild_cgraph_edges): Likewise.
3376 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3377 (dump_cgraph_node): Dump frequencies.
3378 (cgraph_clone_edge): Add frequency scales.
3379 (cgraph_clone_node): Add freuqnecy.
3380 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3381 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3382 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3383 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3384 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3385 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3386 (save_inline_function_body): Likewise.
3387 * ipa-inline.c: inluce rtl.h
3388 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3389 (cgraph_edge_badness): Use frequencies.
3390 (cgraph_decide_recursive_inlining): Update clonning.
3391 (cgraph_decide_inlining_of_small_function): Dump frequency.
3392 * predict.c (estimate_bb_frequencies): Export.
3393 * predict.h (estimate_bb_frequencies): Declare.
3394 * tree-inline.c (copy_bb): Watch overflows.
3395 (expand_call_inline): Update call of cgraph_create_edge.
3396 (optimize_inline_calls): Use TODO flags to update frequnecies.
3397 * passes.h: Include predict.h
3398 (init_optimization_passes): Move profile ahead.
3399 (execute_function_todo): Handle TODO_rebuild_frequencies.
3401 2007-02-09 Roger Sayle <roger@eyesopen.com>
3403 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3404 the insbl or inswl pattern into a register.
3406 2007-02-09 Roger Sayle <roger@eyesopen.com>
3408 * config/ia64/ia64.md (bswapdi2): New define_insn.
3410 2007-02-09 Richard Henderson <rth@redhat.com>
3412 * config/i386/constraints.md (Ym): New constraint.
3413 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3414 (movdi_1_rex64): Split sse and xmm general register moves from
3415 memory move alternatives. Use conditional register constraints.
3416 (movsf_1, movdf_integer): Likewise.
3417 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3418 (movdf_integer_rex64): New.
3419 (pushsf_rex64): Fix output constraints.
3420 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3421 (sse2_stored): Likewise.
3422 (sse2_storeq_rex64): New.
3423 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3424 amd and not generic.
3425 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3426 for optimize_size. Remove SF/DFmode hack.
3428 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3430 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3433 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3434 Richard Sandiford <richard@codesourcery.com>
3436 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3437 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3438 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3439 m68k/t-mlib to tmake_file.
3440 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3441 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3442 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3443 Allow it to be cf or m68k. Set m68k_arch_family. If that
3444 variable is not empty, add t-$m68k_arch_family to tmake_file.
3445 Add t-mlibs to tmake_file.
3446 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3447 * config/m68k/t-cf: New file.
3448 * config/m68k/t-m68k: Likewise.
3449 * config/m68k/t-mlibs: Likewise.
3450 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3451 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3452 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3453 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3454 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3456 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3457 (INSTALL_LIBGCC): Delete.
3458 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3459 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3460 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3461 (M68K_MLIB_CPU): Define.
3462 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3463 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3464 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3466 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3467 Richard Guenther <rguenther@suse.de>
3470 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3471 against INT_MIN/INT_MAX.
3472 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3473 file if a loop is removed.
3475 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3477 * calls.c (store_one_arg): Pass correct alignment to
3478 emit_push_insn for non-BLKmode values.
3479 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3480 unaligned stack slot via a suitably aligned slot.
3482 2007-02-08 DJ Delorie <dj@redhat.com>
3484 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3486 (legal_subregs): Use unsigned char, make const.
3487 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3489 2007-02-08 Paul Brook <paul@codesourcery.com>
3491 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3492 special interworking needed.
3494 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3496 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3497 conditional to __SSE2__.
3498 (Entries below should have been added to first ChangeLog
3499 entry for amdfam10 dated 2007-02-05)
3500 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3502 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3504 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3507 2007-02-08 DJ Delorie <dj@redhat.com>
3509 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3510 * config/m32c/m32c.c (legal_subregs): New.
3511 (m32c_illegal_subreg_p): New.
3512 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3513 unsupported subregs of hard regs.
3515 2007-02-08 Jan Hubicka <jh@suse.cz>
3517 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3518 the same one; always update histograms.
3520 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3522 * passes.c (init_optimization_passes): Tidy comment.
3524 2007-02-08 Roger Sayle <roger@eyesopen.com>
3526 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3527 strip zero_extend, bswap and rotates from POCOUNT's argument.
3528 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3529 zero_extend and rotates from PARITY's argument.
3530 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3531 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3532 of an integer constant at compile-time.
3534 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3537 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3539 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3542 * tree-ssa-live.c (remove_unused_locals): Do not remove
3543 TREE_ADDRESSABLE variables.
3544 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3545 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3546 FOR_CLOBBER. Update all users.
3547 If VAR has an associated alias set, add a virtual operand for
3548 it if no alias is found to conflict with the memory reference.
3550 2007-02-07 Jan Hubicka <jh@suse.cz>
3551 Robert Kidd <rkidd@crhc.uiuc.edu>
3553 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3555 2007-02-07 Ian Lance Taylor <iant@google.com>
3557 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3559 2007-02-07 Roger Sayle <roger@eyesopen.com>
3561 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3562 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3563 tablejumpdi, movsi_to_cr_one): Remove constraints from
3564 define_expand's match_operands.
3566 2007-02-07 Roger Sayle <roger@eyesopen.com>
3568 * global.c (compute_regsets): Move declatation of "i" inside of
3569 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3571 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3574 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3575 of INDIRECT_REF <RESULT_DECL>.
3577 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3579 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3580 Kaz Kojima <kkojima@gcc.gnu.org>
3583 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3585 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3587 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3589 * doc/loop.texi: Document possibility not to perform disambiguation
3590 of loops with multiple latches.
3591 * cfgloopmanip.c (alp_enum_p): Removed.
3592 (add_loop): Handle subloops. Use get_loop_body_with_size.
3593 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3594 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3595 the new forwarder block.
3596 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3597 Handle the case latch is NULL.
3598 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3599 when marking loop exits.
3600 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3602 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3603 disambiguate_loops_with_multiple_latches.
3604 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3605 before fix_loop_structure.
3606 * cfgloop.c: Include pointer-set.h and output.h.
3607 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3608 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3609 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3610 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3611 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3612 disambiguate_multiple_latches, get_loop_body_with_size,
3613 disambiguate_loops_with_multiple_latches): New functions.
3614 (flow_loop_dump): Dump multiple latch edges.
3615 (flow_loop_nodes_find): Handle loops with multiple latches.
3616 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3617 (glb_enum_p): Modified.
3618 (get_loop_body): Use get_loop_body_with_size.
3619 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3620 (AVOID_CFG_MODIFICATIONS): New constant.
3621 (disambiguate_loops_with_multiple_latches, add_loop,
3622 get_loop_body_with_size): Declare.
3623 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3625 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3628 * global.c (compute_regsets): New function.
3629 (global_alloc): Refactored ELIMINABLE_REGSET
3630 and NO_GLOBAL_ALLOC_REGS computation out.
3631 (rest_of_handle_global_alloc): Call compute_regsets()
3632 for non-optimizing case.
3634 2007-02-06 Richard Henderson <rth@redhat.com>
3636 * config/i386/constraints.md (Y2): Rename from Y.
3637 (Yi): New constraint.
3638 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3639 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3640 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3641 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3642 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3643 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3644 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3645 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3646 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3647 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3648 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3649 vec_extractv2si_1): Change Y constraints to Y2.
3650 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3651 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3652 Change Y constraints to Y2.
3653 (sse2_loadld): Change Y constraints to x.
3655 2007-02-06 Roger Sayle <roger@eyesopen.com>
3657 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3658 (parity<mode>2): New define_expand using rs6000_emit_parity.
3659 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3660 rs6000_emit_parity): New functions.
3661 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3662 rs6000_emit_parity): Prototype here.
3664 2007-02-06 Ian Lance Taylor <iant@google.com>
3666 * lower-subreg.c (simple_move_operand): Reject CONST.
3667 (resolve_clobber): Call validate_change rather than directly
3668 assigning to XEXP (pat, 0).
3670 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3672 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3673 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3674 (tree-cfg.o): Remove hashtab.h dependency.
3676 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3677 (struct ivopts_data): Change niters to pointer_map_t.
3678 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3679 (niter_for_exit): Create pointer_map on demand. Change for
3681 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3682 (free_loop_data): Destroy data->niters if created and reset field.
3683 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3684 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3686 * tree-ssa-reassoc.c: Include pointer-set.h.
3687 (bb_rank): Change to long *.
3688 (operand_rank): Change to pointer_map_t.
3689 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3690 (insert_operand_rank): Accept long.
3691 (operand_entry_hash, operand_entry_eq): Remove.
3692 (get_rank): Return long. Adjust for changes above.
3693 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3695 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3697 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3698 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3699 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3701 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3702 directly since it cannot be NULL.
3703 (get_vi_for_tree): Rewrite for pointer_map API.
3704 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3705 (init_alias_vars): Create vi_for_tree as pointer_map.
3706 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3708 * tree-cfg.c: Don't include hashtab.h.
3709 (edge_to_cases): Declare as pointer_map.
3710 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3712 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3713 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3714 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3716 (record_switch_edge): Delete.
3717 (get_cases_for_edge): Adjust for pointer_map API, inline
3718 record_switch_edge (rewritten for new API), remove goto.
3720 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3722 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3723 * tree-nested.c: Include pointer-set.h.
3724 (var_map_elt, var_map_eq, var_map_hash): Delete.
3725 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3727 (nesting_info_bitmap_obstack): New.
3728 (lookup_field_for_decl): Adjust for pointer_map API.
3729 (lookup_tramp_for_decl): Adjust for pointer_map API.
3730 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3731 (get_local_debug_decl): Adjust for pointer_map API.
3732 (convert_nl_goto_reference): Adjust for pointer_map API.
3733 (convert_nl_goto_receiver): Adjust for pointer_map API.
3734 (create_nesting_tree): Create outside GGC space. Create bitmap on
3735 the new obstack. Create field_map and var_map as pointer_maps.
3736 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3738 (lower_nested_functions): Move root here, no need to NULL it.
3739 Initialize and release the obstack.
3741 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3743 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3744 Remove prototypes and make them non-static.
3745 (struct tree_int_map): Remove.
3746 * tree.h (struct tree_int_map): Move here, turning TO into an
3748 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3750 * tree.h (TREE_COMPLEXITY): Remove.
3751 (struct tree_exp): Remove complexity field.
3752 * tree.c (build1_stat): Don't set it.
3754 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3755 Victor Kaplansky <victork@il.ibm.com>
3757 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3758 (vect_is_simple_reduction): Support reduction with induction as
3759 one of the operands.
3760 (vect_is_simple_iv_evolution): Fix formatting.
3761 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3762 formatting. Don't mark induction phis for vectorization.
3763 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3764 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3765 (vect_get_vec_def_for_operand): Support induction.
3766 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3768 (vectorizable_reduction): Support reduction with induction as one of
3770 (vectorizable_type_demotion): Use def-type of stmt argument rather
3771 than dummy def-type.
3773 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3774 flag_tree_scev_cprop.
3775 * common.opt (tree-scev-cprop): New flag.
3777 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3778 call to vect_get_new_vect_var.
3780 2007-02-06 Ira Rosen <irar@il.ibm.com>
3782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3783 vectype is not NULL.
3784 (vect_pattern_recog_1): Likewise.
3786 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3788 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3789 (fold_negate_expr): Likewise.
3791 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3794 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3795 even if cv-qualification is the same.
3797 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3799 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3800 __enable_execute_stack on completion.
3802 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3804 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3805 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3806 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3807 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3808 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3809 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3810 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3811 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3815 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3816 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3817 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3818 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3819 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3820 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3821 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3822 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3823 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3824 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3825 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3826 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3827 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3828 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3829 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3830 sqrtextenddfxf2_i387): Added amdfam10_decode.
3832 * config/i386/athlon.md (athlon_idirect_amdfam10,
3833 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3834 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3835 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3836 athlon_ivector_store_amdfam10): New define_insn_reservation.
3837 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3842 * config/i386/athlon.md (athlon_call_amdfam10,
3843 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3844 define_insn_reservation.
3845 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3846 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3847 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3851 * config/i386/athlon.md (athlon_sseld_amdfam10,
3852 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3853 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3855 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3857 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3858 define_insn_reservation.
3859 * config/i386/i386.md (sseins): Added sseins to define_attr type
3860 and define_attr unit.
3861 * config/i386/sse.md: Set type attribute to sseins for insertq
3864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3866 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3867 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3868 ssecomi_load_amdfam10, ssecomi_amdfam10,
3869 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3870 define_insn_reservation.
3871 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3875 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3876 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3877 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3878 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3879 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3880 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3881 define_insn_reservation.
3883 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3884 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3885 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3886 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3887 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3889 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3891 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3892 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3893 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3894 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3895 athlon_ssemul_load_k8): Added amdfam10.
3897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3899 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3900 (x86_sse_unaligned_move_optimal): New variable.
3902 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3904 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3905 for unaligned vector SSE double/single precision loads for AMDFAM10.
3907 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3909 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3910 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3911 Define TARGET_CPU_DEFAULT_amdfam10.
3912 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3913 (processor_type): Add PROCESSOR_AMDFAM10.
3915 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3916 processor_type in config/i386/i386.h.
3917 Enable imul peepholes for TARGET_AMDFAM10.
3919 * config.gcc: Add support for --with-cpu option for amdfam10.
3921 * config/i386/i386.c (amdfam10_cost): New variable.
3922 (m_AMDFAM10): New macro.
3923 (m_ATHLON_K8_AMDFAM10): New macro.
3924 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3925 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3926 x86_promote_QImode, x86_integer_DFmode_moves,
3927 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3928 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3929 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3930 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3931 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3932 Enable/disable for amdfam10.
3933 (override_options): Add amdfam10_cost to processor_target_table.
3934 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3935 processor_alias_table.
3936 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3937 (ix86_adjust_cost): Add code for amdfam10.
3939 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3941 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3942 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3943 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3944 * config/i386/i386.h: Add builtin definition for SSE4A.
3945 * config/i386/i386.md: Add support for ABM instructions
3947 * config/i386/sse.md: Add support for SSE4A instructions
3948 (movntss, movntsd, extrq, insertq).
3949 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3950 Add -march=amdfam10 flag.
3951 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3952 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3954 * doc/extend.texi: Add documentation for SSE4A builtins.
3956 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3958 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3960 2007-02-05 Richard Guenther <rguenther@suse.de>
3962 * tree-vectorizer.h (vectorizable_function): Add argument type
3963 argument, change return type.
3964 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3965 * tree-vect-transform.c (vectorizable_function): Handle extra
3966 argument, return vectorized function decl.
3967 (build_vectorized_function_call): Remove.
3968 (vectorizable_call): Handle calls with result and argument types
3969 differing. Handle loop vectorization factor correctly.
3970 * targhooks.c (default_builtin_vectorized_function): Adjust for
3972 * targhooks.h (default_builtin_vectorized_function): Likewise.
3973 * target.h (builtin_vectorized_function): Add argument type
3975 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3976 extra argument, allow vectorizing of lrintf.
3977 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3978 documentation of target hook.
3980 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3983 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3984 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3985 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3987 2007-02-05 Roger Sayle <roger@eyesopen.com>
3989 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3990 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3991 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3992 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3993 before canonicalizing sincos to cexpi.
3994 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3996 2007-02-05 Roger Sayle <roger@eyesopen.com>
3998 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3999 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4000 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4002 2007-02-05 Roger Sayle <roger@eyesopen.com>
4004 * mips-tfile.c (initialize_init_file): Correct endianness test.
4006 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4008 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4011 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4013 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4014 saves in a PARALLEL before the register assignments.
4016 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4018 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4019 DWARF_FRAME_RETURN_COLUMN to be a general register.
4020 * dwarf2out.c (init_return_column_size): New function, split from...
4021 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4022 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4023 to be nongeneral registers.
4024 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4026 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4027 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4029 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4031 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4033 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4035 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4036 (remove_path): Use can_remove_branch_p and remove_branch instead
4037 of loop_delete_branch_edge.
4038 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4039 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4040 Update profile using scale_dominated_blocks_in_loop.
4041 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4042 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4043 (can_remove_branch_p, remove_branch): Declare.
4044 * tree-cfg.c (tree_can_remove_branch_p): New function.
4045 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4046 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4047 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4049 2007-02-05 Jan Hubicka <jh@suse.cz>
4052 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4053 nodes in cgraph, don't remove offline copy of the function.
4055 2007-02-04 Jan Hubicka <jh@suse.cz>
4057 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4058 vectors might cause maybe_lookup_element_for_expr to be called
4059 on non-sra-candidate.
4061 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4063 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4064 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4065 spelling conventions.
4067 2007-02-04 Richard Guenther <rguenther@suse.de>
4070 * fold-const.c (try_move_mult_to_index): Make sure to not
4071 overflow one dimension of a multi-dimensional array access.
4073 2007-02-04 Jan Hubicka <jh@suse.cz>
4075 * passes.c (init_optimization_passes): Reindent.
4077 2007-02-04 Jan Hubicka <jh@suse.cz>
4078 Eric Botcazou <ebotcazou@adacore.com>
4080 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4081 (execute_fixup_cfg): Break out the abnormal goto code.
4082 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4083 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4084 (optimize_inline_calls): Call make_nonlocal_label_edges.
4086 2007-02-04 Jan Hubicka <jh@suse.cz>
4088 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4089 true when something was changed.
4090 (rename_ssa_copies): When something was changed, do
4091 TODO_remove_unused_locals.
4092 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4093 add TODO_remove_unused_locals when instruction was removed.
4095 2007-02-04 Jan Hubicka <jh@suse.cz>
4097 * ipa-inline.c (try_inline): Improve debug output; work on already
4099 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4100 call try_inline for already inlined edges too when flattening;
4101 inline also functions that make callee growth but overall unit size
4104 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4106 * config/m32c/bitops.md, config/m32c/jump.md,
4107 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4108 config/m32r/m32r.h, config/m32r/m32r.md,
4109 config/m32r/predicates.md, config/m68hc11/larith.asm,
4110 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4111 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4112 config/mips/mips-protos.h, config/mips/mips.c,
4113 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4114 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4115 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4116 spelling conventions.
4118 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4119 Follow spelling conventions.
4121 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4123 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4124 warn about C++0x compatibility.
4126 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4128 * config/h8300/h8300.c, config/h8300/h8300.h,
4129 config/h8300/h8300.md: Follow spelling conventions.
4131 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4134 * combine.c (try_combine): Do not substitute source operand
4135 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4137 2007-02-03 Jan Hubicka <jh@suse.cz>
4139 PR gcov-profile/30650
4140 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4141 do not divide by zero for never executed counters.
4142 (tree_find_values_to_profile): Fix counters.
4143 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4145 2007-02-03 Ian Lance Taylor <iant@google.com>
4147 * lower-subreg.c (simple_move_operand): New static function,
4148 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4150 (simple_move): Call simple_move_operand.
4151 (find_decomposable_subregs): Add special handling of MEMs.
4152 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4153 meaning of return value. If we see a hard register, test whether
4154 it can store a word_mode value. Change all callers.
4156 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4158 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4159 ftrapv insns and expanders.
4160 (subdi3): Change define_expand operand 1 to arith11_operand, and
4161 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4162 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4163 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4167 * varasm.c (notice_global_symbol): Treat global objects as weak when
4170 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * emit-rtl.c (dconstpi): Delete.
4174 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4175 * real.h (dconstpi): Delete.
4177 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4178 (fold_builtin_hypot): Likewise.
4180 2007-02-03 Tom Tromey <tromey@redhat.com>
4183 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4184 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4186 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4188 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4189 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4190 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4191 config/rs6000/cell.md, config/rs6000/darwin.h,
4192 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4193 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4194 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4195 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4196 typos. Follow spelling conventions.
4197 * doc/invoke.texi: Follow spelling conventions.
4199 2007-02-03 Roger Sayle <roger@eyesopen.com>
4201 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4202 canonicalization transformations that attempt to simplify integer
4203 constant comparisons to become comparisons against zero.
4205 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4207 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4209 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4210 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4212 2007-02-02 Mike Stump <mrs@apple.com>
4214 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4215 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4216 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4217 generate a branch island.
4219 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4221 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4222 (xtensa_legitimate_address_p): New.
4223 (xtensa_legitimize_address): New.
4224 (xtensa_output_addr_const_extra): New.
4225 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4227 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4228 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4229 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4230 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4231 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4232 (xtensa_legitimize_address): New.
4233 (xtensa_output_addr_const_extra): New.
4235 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4237 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4239 2007-02-02 Ian Lance Taylor <iant@google.com>
4241 * expmed.c (expand_divmod): Add comment.
4243 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4245 * emit-rtl.c (renumber_insns): Remove.
4246 * flags.h: Remove the extern for flag_renumber_insns.
4247 * rtl.h: Remove the prototype for renumber_insns.
4248 * toplev.c (flag_renumber_insns): Remove.
4250 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4252 Revert for x86 darwin:
4253 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4255 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4256 code before the following patch under TARGET_MACHO.
4257 (ix86_function_value_regno_p): Likewise.
4259 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4261 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4264 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4267 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4268 general or fp registers. Add comments.
4269 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4271 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4273 * pointer-set.c (insert_aux): Only return insertion slot.
4274 (pointer_set_insert): Adjust.
4275 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4276 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4277 pointer_map_traverse): New.
4278 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4279 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4280 pointer_map_contains, pointer_map_traverse): Declare.
4282 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4285 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4286 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4288 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4290 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4292 (struct _dep): New type.
4293 (dep_t): New typedef.
4294 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4295 (DEP_STATUS): New access macro. The macro with the same name was
4296 renamed to DEP_LINK_STATUS.
4297 (dep_init): Declare function
4299 (struct _dep_link): New type.
4300 (dep_link_t): New typedef.
4301 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4302 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4303 (DEP_LINK_STATUS): New macro.
4304 (debug_dep_links): New debug function.
4306 (struct _deps_list): New type.
4307 (deps_list_t): New typedef.
4308 (DEPS_LIST_FIRST): New access macro.
4309 (FOR_EACH_DEP_LINK): New cycle macro.
4310 (create_deps_list, free_deps_list, delete_deps_list): Declare
4312 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4313 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4314 (copy_deps_list_change_con): Ditto.
4316 (move_dep_link): Declare function.
4318 (struct _dep_node): New type.
4319 (dep_node_t): New typedef.
4320 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4322 (struct haifa_insn_data.back_deps): New field to hold backward
4323 dependencies of the insn.
4324 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4326 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4327 Change its type to deps_list_t.
4328 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4329 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4330 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4332 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4334 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4336 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4338 (dep_cost): Declare.
4340 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4341 (ds_to_dk, dk_to_ds): New functions.
4343 (init_dep_1): New static function.
4344 (init_dep): New function.
4345 (copy_dep): New static function.
4347 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4349 (detach_dep_link): New static function.
4350 (move_dep_link): New function.
4352 (dep_links_consistent_p, dump_dep_links): New static functions.
4353 (debug_dep_links): New debugging function.
4355 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4357 (alloc_deps_list, init_deps_list): New static functions.
4358 (create_deps_list): New function.
4359 (clear_deps_list): New static function.
4360 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4361 (deps_list_consistent_p, dump_deps_list): New static functions.
4362 (debug_deps_list): New function.
4363 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4365 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4367 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4368 use new scheduler dependencies lists.
4369 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4370 (sched_analyze): Ditto. Initialize dependencies lists.
4371 (add_forw_dep, compute_forward_dependences): Update to use new
4372 scheduler dependencies lists.
4374 (init_dependency_caches): Init deps_obstack.
4375 (free_dependency_caches): Free deps_obstack.
4377 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4378 new scheduler dependencies lists.
4379 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4380 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4382 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4383 Update to use new scheduler dependencies lists.
4384 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4385 (debug_dependencies): Ditto.
4386 (schedule_region): Update comments.
4388 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4389 scheduler dependencies lists.
4390 (schedule_ebb): Update comments.
4392 * rtl.def (DEPS_LIST): Remove.
4394 * lists.c (unused_deps_list): Remove.
4395 (free_list): Update assertions.
4397 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4398 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4400 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4401 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4403 * haifa-sched.c (comments): Update.
4404 (insn_cost1): Remove. Inline the code into insn_cost ().
4405 (insn_cost): Update to use new scheduler dependencies lists. Move
4406 processing of the dependency cost to dep_cost ().
4407 (dep_cost): New function. Use it instead of insn_cost () when
4408 evaluating cost of the dependency. Use compatible interface to
4409 interact with the target.
4410 (priority): Update to use new scheduler dependencies lists.
4411 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4412 with greater number of insns that depend on the insn.
4413 (schedule_insn): Update to use new scheduler dependencies lists. Add
4414 code to free backward dependencies lists. Inline and optimize code
4415 from resolve_dep () - see PR28071.
4416 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4417 lists. Update call to targetm.sched.is_costly_dependence hook.
4419 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4420 scheduler dependencies lists.
4422 (resolve_dep): Remove. Move the logic to schedule_insn ().
4423 (init_h_i_d): Initialize dependencies lists.
4425 (process_insn_depend_be_in_spec): Rename to
4426 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4428 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4429 Update to use new scheduler dependencies lists.
4430 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4432 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4433 new scheduler dependencies lists.
4434 (build_intra_loop_deps): Ditto.
4436 * target.h (struct _dep): Declare to use in
4437 gcc_target.sched.is_costly_dependence.
4438 (struct gcc_target.sched.adjust_cost): Fix typo.
4439 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4440 single dep_t parameter instead of an equivalent triad.
4441 (struct gcc_target.sched.adjust_cost_2): Remove.
4443 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4445 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4447 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4449 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4451 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4452 (REG_DEP_TRUE): Document.
4454 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4455 Change signature to correspond to the targetm.sched.adjust_cost hook.
4456 Update use in TARGET_SCHED_ADJUST_COST_2.
4457 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4458 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4459 new scheduler dependencies lists.
4460 (ia64_gen_check): Ditto.
4462 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4465 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4466 signature to correspond to the targetm.sched.is_costly_dependence hook.
4467 (is_costly_group): Update to use new scheduler dependencies lists.
4469 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4470 instead of INSN_COST () macro.
4472 2007-02-01 Ian Lance Taylor <iant@google.com>
4474 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4476 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4478 * pa.md (tp_load): Correct mfctl instruction syntax.
4480 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4482 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4483 altivec_padding_size calculation on AIX. Improve comment, add
4484 assert to verify that it's right.
4486 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4489 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4492 * global.c (global_alloc): Add mising initialization of
4495 2007-02-01 Roger Sayle <roger@eyesopen.com>
4497 * alias.c (init_alias_analysis): Correct whitespace.
4498 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4499 partition_hot_cold_basic_blocks): Likewise.
4500 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4501 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4502 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4503 fold_builtin_snprintf_chk, fold_builtin_printf,
4504 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4505 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4506 * cfgcleanup.c (cleanup_cfg): Likewise.
4507 * cfgexpand.c (tree_expand_cfg): Likewise.
4508 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4509 * function.c (get_next_funcdef_no): Likewise.
4510 * gengtype.c (main): Likewise.
4511 * genmodes.c (main): Likewise.
4512 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4513 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4514 * ifcvt.c (noce_emit_move_insn): Likewise.
4515 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4517 * stor-layout.c (get_best_mode): Likewise.
4518 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4519 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4520 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4521 perform_var_substitution, solve_graph): Likewise.
4522 * tree-vrp.c (vrp_finalize): Likewise.
4524 2007-02-01 Ian Lance Taylor <iant@google.com>
4526 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4527 high part of a paradoxical subreg, return a constant zero.
4529 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4531 * toplev.c (lang_dependent_init): Call init_set_costs.
4532 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4534 2007-02-01 Richard Guenther <rguenther@suse.de>
4537 * fold-const.c (fold_negate_expr): Allow negating a
4538 constant if overflow does not change.
4540 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4542 * doc/c-tree.texi (Expression trees): Improve markup.
4543 * doc/tm.texi (Register Classes, Addressing Modes)
4544 (Floating Point): Fix spacing after abbreviations. Fix some
4547 2007-02-01 Ben Elliston <bje@au.ibm.com>
4549 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4550 * doc/contrib.texi: Likewise.
4551 * doc/install.texi: Likewise.
4553 2007-01-31 Richard Henderson <rth@redhat.com>
4554 Ian Lance Taylor <iant@google.com>
4556 * lower-subreg.c: New file.
4557 * rtl.def (CONCATN): Define.
4558 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4560 * emit-rtl.c (update_reg_offset): New static function, broken out
4561 of gen_rtx_REG_offset.
4562 (gen_rtx_REG_offset): Call update_reg_offset.
4563 (gen_reg_rtx_offset): New function.
4564 * regclass.c: Revert patch of 2006-03-05, restoring
4566 (clear_reg_info_regno): New function.
4567 * dwarf2out.c (concatn_loc_descriptor): New static function.
4568 (loc_descriptor): Handle CONCATN.
4569 * common.opt (fsplit_wide_types): New option.
4570 * opts.c (decode_options): Set flag_split_wide_types when
4572 * timevar.def (TV_LOWER_SUBREG): Define.
4573 * rtl.h (gen_reg_rtx_offset): Declare.
4574 (reg_scan_update): Declare.
4575 * regs.h (clear_reg_info_regno): Declare.
4576 * tree-pass.h (pass_lower_subreg): Declare.
4577 (pass_lower_subreg2): Declare.
4578 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4579 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4581 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4582 * Makefile.in (OBJS-common): Add lower-subreg.o.
4583 (lower-subreg.o): New target.
4585 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4587 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4589 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4592 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4594 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4597 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4599 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4601 * cfgloop.h: Include vec-prim.h.
4602 (enum li_flags): Remove LI_ONLY_OLD.
4603 (loop_iterator): Changed.
4604 (fel_next, fel_init): Iterate over loop tree.
4605 (FOR_EACH_LOOP_BREAK): New macro.
4606 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4608 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4609 * modulo-sched.c (sms_schedule): Ditto.
4610 * tree-vectorizer.c (vectorize_loops): Ditto.
4611 * doc/loop.texi: Update information on loop numbering and behavior of
4612 FOR_EACH_LOOP wrto new loops.
4613 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4614 add_to_evolution_1): Test nestedness of loops instead of comparing
4616 * tree-chrec.c (chrec_fold_plus_poly_poly,
4617 chrec_fold_multiply_poly_poly, chrec_evaluate,
4618 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4619 reset_evolution_in_loop): Ditto.
4620 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4622 2007-01-31 Dirk Mueller <dmueller@suse.de>
4624 * c-common.c (warn_about_parentheses): Separate warning about
4625 un-parenthized sequence of comparison operators from the one
4626 which is supposed to warn about x <= y <= z.
4628 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4630 * optabs.h (enum optab_index): Add new OTI_isinf.
4631 (isinf_optab): Define corresponding macro.
4632 * optabs.c (init_optabs): Initialize isinf_optab.
4633 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4635 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4636 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4638 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4639 expand_builtin_interclass_mathfn.
4640 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4641 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4642 (fxam<mode>2_i387): New insn pattern.
4643 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4644 built-in functions as x87 inline asm.
4646 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4648 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4650 2007-01-30 Eric Christopher <echristo@apple.com>
4652 * config.gcc: Add geode.
4654 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4656 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4657 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4658 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4659 value-prof.c: Fix comment typos.
4661 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4664 * doc/invoke.texi (Wpointer-arith): Document warning.
4666 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4668 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4669 the list of discrepancies from the draft TR.
4671 2007-01-30 Dirk Mueller <dmueller@suse.de>
4674 * doc/invoke.texi (-Wreturn-type): Update description to
4677 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4679 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4681 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4683 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4684 to handle optabs that operate on floating point input argument and
4685 output to integer output.
4686 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4687 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4688 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4689 expand_builtin_interclass_mathfn ().
4690 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4692 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4693 ilogbl built-in functions as x87 intrinsics.
4695 2007-01-30 Richard Guenther <rguenther@suse.de>
4698 * dwarf2out.c (reference_to_unused): Query varpool if the
4699 variable was output.
4701 2007-01-30 Richard Guenther <rguenther@suse.de>
4704 * passes.c (execute_one_pass): Reset in_gimple_form to not
4705 confuse non-unit-at-a-time mode.
4707 2007-01-29 Roger Sayle <roger@eyesopen.com>
4708 Richard Guenther <rguenther@suse.de>
4710 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4711 avoid undefined behaviour on overflow. Use force_fit_type_double
4712 to construct the constant with the specified TREE_OVERFLOW.
4714 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4716 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4717 * config/dfp-bit.h: Ditto.
4719 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4721 * c-decl.c (pop_scope): Replace warnings with call to
4722 warn_for_unused_label.
4723 * c-common.h (warn_for_unused_label): Declare.
4724 * c-common.c (warn_for_unused_label): Define.
4726 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4728 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4731 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4733 * Makefile.in (USER_H): Remove decfloat.h.
4734 * ginclude/decfloat.h: Delete, moving contents to ...
4735 * ginclude/float.h: Add support for decimal floating point,
4736 guarded by __STDC_WANT_DEC_FP__.
4738 2007-01-29 Mike Stump <mrs@apple.com>
4740 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4741 Analysis and Representation to resolve case insensitive conflict.
4742 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4744 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4746 * tree.h (struct tree_memory_tag): Add aliases member.
4747 (MTAG_ALIASES): New macro.
4748 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4749 (add_may_alias): Remove pointer-set. Update for may_aliases being
4751 (mark_aliases_call_clobbered): Update for may_aliases being a
4753 (compute_tag_properties): Ditto.
4754 (create_partition_for): Ditto.
4755 (compute_memory_partitions): Ditto.
4756 (dump_may_aliases_for): Ditto.
4757 (is_aliased_with): Ditto.
4758 (add_may_alias_for_new_tag): Ditto.
4759 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4760 (compute_is_aliased): New function.
4761 (compute_may_aliases): Call compute_is_aliased).
4762 (init_alias_info): Initialize alias_bitmap_obstack.
4763 (union_alias_set_into): New function.
4764 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4765 (have_common_aliases_p): Rewrite to take two bitmaps and use
4767 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4769 (finalize_ref_all_pointers): Update for add_may_alias changes.
4770 (new_type_alias): Ditto.
4771 * tree-flow-inline.h (may_aliases): Return a bitmap.
4772 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4773 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4774 may_aliases being a bitmap.
4775 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4776 may_aliases now returns a bitmap.
4777 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4779 * tree-ssa-operands.c (add_virtual_operand): Update for
4780 may_aliases being a bitmap.
4782 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4784 PR tree-optimization/30630
4785 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4786 variable as changed.
4788 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4791 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4792 expanded only once even if an error occurs.
4794 2007-01-29 Ben Elliston <bje@au.ibm.com>
4796 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4797 (__gcov_average_profiler): Likewise.
4798 (__gcov_ior_profiler): Likewise.
4799 (__gcov_merge_ior): Likewise.
4801 2007-01-28 Jan Hubicka <jh@suse.cz>
4803 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4804 * value-prof.c (stringop_block_profile): Likewise.
4806 2007-01-28 Jan Hubicka <jh@suse.cz>
4808 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4809 variant handling histograms; add wrapper.
4810 (clear_storage_via_libcall): Export.
4811 (emit_block_move_hints): Break out from ...; add histograms.
4812 (emit_block_move): ... this one.
4813 (clear_storage_hints): Break out from ...; add histograms.
4814 (clear_storage): ... this one.
4815 (set_storage_via_memset): Handle histogram.
4816 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4817 (clear_storage_hints, clear_storage_via_libcall): Declare.
4818 (set_storage_via_setmem): Update prototype.
4819 * doc/md.texi (movmem, setmem): Document new arguments.
4821 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4823 (stringop_block_profile): New global function.
4824 (tree_stringops_values_to_profile): Profile block size and alignment.
4825 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4827 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4828 (stringop_block_profile): Declare.
4829 * builtins.c: Include value-prof.h.
4830 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4831 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4832 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4833 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4834 * profile.c (instrument_values): Add new counters.
4835 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4837 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4838 (tree_init_edge_profiler): Build new profilers.
4839 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4840 (pass_tree_profile): Add dump.
4841 (tree_profile_hooks): Update.
4842 * Makefile.in (LIBGCOV): Add new constants.
4843 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4844 __gcov_ior_profiler): New.
4845 * i386.md (movmem/setmem expanders): Add new optional arguments.
4847 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4849 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4851 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4853 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4854 (tree_unswitch_single_loop): Pass eni_size_weights to
4855 tree_num_loop_insns.
4856 * tree-ssa-loop-manip.c: Include tree-inline.h.
4857 (can_unroll_loop_p): Pass eni_size_weights to
4858 tree_num_loop_insns.
4859 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4860 Pass eni_size_weights to estimate_num_insns.
4861 * tree.h (init_inline_once): Export.
4862 * toplev.c (backend_init): Call init_inline_once.
4863 * cgraphunit.c (cgraph_process_new_functions,
4864 cgraph_analyze_function): Pass eni_inlining_weights to
4866 * ipa-inline.c (compute_inline_parameters): Ditto.
4867 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4868 to estimate_num_insns.
4869 (try_unroll_loop_completely): Pass eni_size_weights to
4870 tree_num_loop_insns.
4871 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4872 ot estimate_num_insns.
4873 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4874 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4875 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4876 eni_time_weights): New variables.
4877 (init_inline_once): Initialize them.
4878 (struct eni_data): Mew.
4879 (estimate_num_insns_1, estimate_num_insns): Use weights.
4880 * tree-inline.h (struct eni_weights_d): New.
4881 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4882 (estimate_num_insns): Declaration changed.
4883 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4884 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4885 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4887 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4889 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4890 relations in the conflict function is valid.
4892 2007-01-27 Ian Lance Taylor <iant@google.com>
4894 * common.opt: Add fstrict-overflow.
4895 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4896 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4897 (TYPE_OVERFLOW_UNDEFINED): Define.
4898 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4900 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4901 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4902 (fold_negate_expr): Likewise.
4903 (make_range): Likewise.
4904 (extract_muldiv_1): Likewise.
4905 (maybe_canonicalize_comparison): Likewise.
4906 (fold_comparison): Likewise.
4907 (fold_binary): Likewise.
4908 (tree_expr_nonnegative_p): Likewise.
4909 (tree_expr_nonzero_p): Likewise.
4910 * tree-vrp.c (compare_values): Likewise.
4911 (extract_range_from_binary_expr): Likewise.
4912 (extract_range_from_unary_expr): Likewise.
4913 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4915 (nowrap_type_p): Likewise.
4916 * tree-scalar-evolution.c (simple_iv): Likewise.
4917 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4918 (build_range_check): Likewise.
4919 (extract_muldiv_1): Likewise.
4920 (fold_comparison): Likewise.
4921 * tree-vrp.c (vrp_int_const_binop): Likewise.
4922 (extract_range_from_unary_expr): Likewise.
4923 * convert.c (convert_to_integer): Likewise.
4924 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4925 (fold_comparison): Likewise.
4926 (fold_binary): Likewise.
4927 * optabs.c (optab_for_tree_code): Likewise.
4928 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4929 * simplify-rtx.c (simplify_const_relational_operation): Check
4930 flag_strict_overflow and flag_trapv.
4931 (simplify_const_relational_operation): Likewise.
4932 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4933 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4936 2007-01-27 Roger Sayle <roger@eyesopen.com>
4938 * tree.c (tree_fold_gcd): Delete.
4939 * tree.h (tree_fold_gcd): Remove prototype.
4940 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4941 test whether one constant integer is a multiple of another. Instead
4942 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4943 * fold-const.c (multiple_of_p): We've determined both TOP and
4944 BOTTOM are integer constants so we can call int_const_binop directly
4945 instead of the more generic const_binop.
4947 2007-01-27 Roger Sayle <roger@eyesopen.com>
4949 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4950 1*X check that the constant hasn't overflowed, to preserve the
4952 (round_up): Provide an efficient implementation when rouding-up an
4953 INTEGER_CST to a power-of-two.
4955 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4957 * doc/sourcebuild.texi: Add comma for clarity.
4958 * doc/extend.texi: Fix some typos.
4959 * doc/passes.texi: Likewise.
4960 * doc/cppinternals.texi: Likewise.
4961 * doc/c-tree.texi: Likewise.
4962 * doc/tree-ssa.texi: Likewise.
4963 * doc/install.texi: Likewise.
4965 2007-01-27 Jan Hubicka <jh@suse.cz>
4967 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4968 (pass_sra): Do not require alias information.
4969 * passes.c (init_optimization_passes): Add SRA
4971 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4973 * tracer.c (rest_of_handle_tracer): We already cleaned
4974 up the CFG in tracer() so don't do it here again.
4975 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4976 cleanup_cfg here, either. And don't call renumber_insns.
4978 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4979 and BB_HEAD are in the insn stream here. Instead make sure
4980 that BB_INSN is valid on all insns. Also, do check here that
4981 there are no pending branch predictions...
4982 (rtl_verify_flow_info): ...instead of doing it here. Checks
4983 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4986 2007-01-26 Roger Sayle <roger@eyesopen.com>
4988 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4989 function to simplify/factorize operand order canonicalization.
4990 (ix86_fixup_binary_operands): Reorganize using the above function.
4991 (ix86_binary_operator_ok): Likewise.
4993 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4995 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4996 file scope from optimize_attrs.
4997 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4999 (optimize_attrs): Clear insn_code_values after freeing it.
5001 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5003 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5004 a parts.base assignment.
5006 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5008 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5009 (compute_subscript_distance, initialize_data_dependence_relation,
5010 finalize_ddr_dependent, analyze_ziv_subscript,
5011 analyze_siv_subscript_cst_affine,
5012 compute_overlap_steps_for_affine_univar,
5013 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5014 analyze_siv_subscript, analyze_miv_subscript,
5015 analyze_overlapping_iterations, subscript_dependence_tester_1,
5016 compute_self_dependence, free_dependence_relation): Work
5017 with affine_fn instead of chrecs.
5018 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5019 common_affine_function, affine_function_base,
5020 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5021 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5022 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5023 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5024 (all_chrecs_equal_p): Removed.
5025 * tree-data-ref.h (affine_fn, conflict_function): New types.
5026 (struct subscript): Change type of conflicting_iterations_in_a
5027 and conflicting_iterations_in_b.
5029 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5032 * config/pa/pa.h (TARGET_HPUX_11): New.
5033 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5034 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5036 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5037 Richard Guenther <rguenther@suse.de>
5039 * tree-ssa-structalias.c (solve_graph): Handle case
5040 we merged the variable to another.
5042 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5044 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5047 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5048 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5050 2007-01-25 DJ Delorie <dj@redhat.com>
5052 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5053 allow changes to modes which don't fit in those registers.
5055 * reload1.c (choose_reload_regs): Check for invalid subregs before
5056 computing their locations, not after.
5058 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5061 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5062 save Altivec registers in an eh_return function.
5063 (compute_vrsave_mask): Likewise.
5064 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5065 for saving Altivec registers.
5066 (rs6000_emit_prologue): Don't allocate stack twice in
5067 eh_return function. Correct expected value of altivec_save_offset
5068 when using save_world. Describe save of R0 to stack when using
5069 save_world. Describe stack pointer adjustment when using
5070 save_world. Remove duplicated eh_return parameter register saving.
5071 Update sp_offset variable after save_world.
5072 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5074 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5075 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5078 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5080 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5082 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5085 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5086 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5088 2007-01-25 Richard Guenther <rguenther@suse.de>
5090 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5091 * common.opt (-Wcoverage-mismatch): New warning option.
5092 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5093 if -Wcoverage-mismatch is given.
5095 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5097 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5098 (ipcp_driver): Change to static definition.
5099 Add dumping of the ifunctions.
5100 (constant_val_insert): Remove unused parameter. Support for SSA.
5101 (ipcp_propagate_const): Support for SSA.
5102 (ipcp_profile_bb_print): Print only analyzed nodes.
5103 (ipcp_replace_map_create): Remove support for Fortran constant
5105 * ipa-prop.c (ipa_method_modify_stmt,
5106 ipa_callsite_compute_param): Support for SSA.
5107 * ipa-prop.h (ipcp_driver): Remove declaration.
5108 (IS_VALID_TREE_MAP_INDEX): Add define.
5110 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5112 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5114 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5118 constant argument to cabs and do it without checking for
5119 -funsafe-math-optimizations.
5121 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5123 * c-common.h (RID_FIRST_CXX0X): New.
5124 (RID_LAST_CXX0X): New.
5125 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5127 * c.opt (Wc++0x-compat): New.
5128 * doc/invoke.texi (-Wc++0x-compat): Document.
5130 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5132 * builtins.c (fold_builtin_carg): New.
5133 (fold_builtin_1): Use it.
5135 2007-01-24 Jan Hubicka <jh@suse.cz>
5137 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5139 * ipa-inline.c (initial_insns, max_insns): Delete.
5140 (compute_max_insns): New function.
5141 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5142 of insns as base for code growth.
5143 (cgraph_decide_inlining): Make initial_insns local; do not compute
5145 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5146 * doc/invoke.texi (inline-unit-growth): Update docs.
5148 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5150 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5151 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5152 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5153 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5154 for CPUs that have PTA_CX16 set.
5157 * gimplify.c (omp_check_private): New function.
5158 (gimplify_scan_omp_clauses): Use it for
5159 firstprivate/lastprivate/reduction.
5162 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5163 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5166 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5167 If lower_lastprivate_clauses emits some statements, append them
5168 to dlist rather than body_p and to body_p append an initializer.
5169 (lower_omp_for): Adjust caller.
5171 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5173 * target.h (globalize_decl_name): New.
5174 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5175 * output.h (default_globalize_decl_name): New.
5176 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5178 (globalize_decl): Ditto.
5179 (default_globalize_decl_name): New.
5180 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5181 (ia64_handle_version_id_attribute): New.
5182 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5183 (ia64_asm_output_external): Use globalize_decl_name instead
5185 * doc/extend.texi (version_id): New pragma.
5186 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5188 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5190 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5191 _uleb128_t and _Unwind_SWord with _sleb128_t.
5192 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5193 uw_frame_state_for, uw_update_context_1): Likewise.
5194 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5195 * unwind-pe.h (read_uleb128, read_sleb128,
5196 read_encoded_value_with_base): Likewise.
5197 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5199 2007-01-24 Richard Guenther <rguenther@suse.de>
5201 * builtins.c (expand_builtin_cexpi): Get the fndecl
5202 for cexp in the correct way.
5204 2007-01-24 Jan Hubicka <jh@suse.cz>
5206 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5208 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5210 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5211 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5212 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5213 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5214 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5215 __SIZEOF_PTRDIFF_T__.
5216 * doc/cpp.texi: Documentation for the new builtin macros added.
5218 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5220 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5221 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5222 instead of operands[2] to avoid access past the end of array.
5224 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5226 * reload1.c (emit_reload_insns): Pass the reload register
5227 for a non-spill output reload through forget_old_reloads_1.
5229 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5232 _SOFT_DOUBLE if doubles use software floating-point.
5233 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5234 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5235 * config/rs6000/darwin-ldouble.c: Also compile functions for
5236 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5237 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5238 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5239 commented-out long double override.
5240 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5241 * config/rs6000/eabispe.h: Likewise.
5242 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5243 long double for non-SPE.
5244 (rs6000_handle_option): Likewise.
5245 (invalid_e500_subreg): Disallow more subregs involding DImode,
5246 DFmode, TImode or TFmode.
5247 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5249 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5251 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5252 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5254 (rs6000_legitimate_address): Also check for TFmode for E500
5256 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5257 (spe_build_register_parallel): Handle TFmode and TCmode.
5258 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5260 (function_arg): Handle TFmode and TCmode for E500 double.
5261 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5263 (print_operand): Handle TFmode and TImode for %y.
5264 (rs6000_generate_compare): Handle TFmode comparisons for E500
5266 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5267 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5268 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5269 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5270 TFmode for E500 double.
5271 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5272 (floatsidf2): Enable for E500 double.
5273 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5274 (extenddftf2): Change to extenddftf2_fprs.
5275 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5276 depending on TARGET_E500_DOUBLE.
5277 (extendsftf2): Enable for E500 double.
5278 (trunctfdf2): Enable for E500 double.
5279 (trunctfsf2): Change to trunctfsf2_fprs.
5280 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5281 depending on TARGET_E500_DOUBLE.
5282 (floatsitf2): Enable for E500 double.
5283 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5284 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5285 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5286 (negtf2): Change to negtf2_internal.
5287 (negtf2): New expander.
5288 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5289 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5290 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5291 (movdi_internal32): Use rs6000_nonimmediate_operand.
5292 (unnamed splitter): Likewise.
5293 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5294 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5295 (SPE64TF, DITI): New mode macros.
5296 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5299 (frob_<mode>_di_2): New.
5300 (frob_tf_di_8_2): New.
5301 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5303 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5305 (frob_ti_<mode>_8_2): New.
5306 (frob_ti_tf_2): New.
5307 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5308 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5310 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5311 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5312 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5313 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5314 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5315 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5318 2007-01-23 Ian Lance Taylor <iant@google.com>
5320 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5322 (OBJS-archive): Reformat, alphabetize.
5323 (OBJS): Change out_object_file to OBJS-md.
5325 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5328 JUMP_P and CALL_P predicates where applicable.
5329 * config/i386/i386.c: Ditto.
5330 * config/i386/i386.md: Ditto.
5331 * config/i386/mmx.md: Ditto.
5332 * config/i386/predicates.md: Ditto.
5334 2007-01-22 Andreas Schwab <schwab@suse.de>
5336 * config/m68k/m68k.h: Fix comment.
5338 2007-01-22 Jan Hubicka <jh@suse.cz>
5340 * passes.c (init_optimization_passes): Do not rerun
5341 pass_early_warn_uninitialized.
5343 2007-01-22 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/30038
5346 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5348 (execute_cse_sincos_1): Likewise.
5349 (execute_cse_sincos): Likewise.
5350 (gate_cse_sincos): Likewise.
5351 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5352 the cexpi() canonicalization of sincos().
5353 * tree-pass.h (pass_cse_sincos): Declare.
5354 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5356 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5358 PR rtl-optimization/29329
5359 * combine.c (replaced_rhs_insn): Rename to i2mod.
5360 (replaced_rhs_value): Rename to i2mod_new_rhs.
5361 (i2mod_old_rhs): New global variable.
5362 (combine_instructions): Adjust for above change. Save a copy of
5363 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5364 note are substituted in the second instruction.
5365 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5366 ditch the note if it pertains to the second eliminated register
5367 and this register is mentioned in i2mod_old_rhs.
5370 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5372 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5373 the insn to which the note was originally attached.
5375 2007-01-21 Jan Hubicka <jh@suse.cz>
5377 * ipa-inline.c (inlining_mode): Comment, move up.
5378 (cgraph_decide_inlining_incrementally): Do not perform inlining
5379 itself; fix handling of flattening of self recursive functions.
5380 (cgraph_find_cycles): Remove.
5381 (cgraph_flatten_node): Remove.
5382 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5383 (try_inline): New function.
5384 (cgraph_early_inlining): Update call of
5385 cgraph_decide_inlining_incrementally. Apply inlining here.
5386 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5388 2007-01-21 Dirk Mueller <dmueller@suse.de>
5391 * tree-vrp.c (check_array_bounds): do not warn
5392 about ADDR_EXPR's of ARRAY_REF's which are immediately
5393 used in binary expressions.
5395 2007-01-21 Ira Rosen <irar@il.ibm.com>
5397 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5398 read_write_dep and macros for its access.
5399 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5400 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5401 argument, call vect_check_interleaving for every independent pair of
5402 data-refs. Mark loads that access the same memory location as a store
5404 (vect_check_dependences): Remove.
5405 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5406 call, fix the call to vect_analyze_data_ref_dependence.
5407 (vect_analyze_data_ref_access): For statements that access the same
5408 data-ref, check that they are not stores; for loads, check that there
5409 is no store that access the same location.
5411 2007-01-20 Roger Sayle <roger@eyesopen.com>
5412 Joseph Myers <joseph@codesourcery.com>
5414 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5415 (-fdump-rtl-stack): Likewise.
5416 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5417 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5418 (-mpt-fixed): Use @minus{} for minus sign.
5419 (Using Precompiled Headers): Fix under/overfull hbox.
5421 2007-01-20 Jan Hubicka <jh@suse.cz>
5423 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5424 place within annotation.
5426 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5428 * pa.c (output_move_double): Change array size of xoperands to 4.
5430 2007-01-20 Jan Hubicka <jh@suse.cz>
5432 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5435 2007-01-19 Ian Lance Taylor <iant@google.com>
5437 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5438 constant to unsigned HOST_WIDE_INT before negating.
5440 2007-01-19 Ian Lance Taylor <iant@google.com>
5442 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5444 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5445 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5446 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5447 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5448 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5449 (realloc_vdef, realloc_vuse): Change second parameter to
5451 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5453 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5454 unsigned. Change x and lim locals to unsigned.
5455 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5457 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5458 (copy_virtual_operands): Change i and n locals to unsigned.
5460 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5463 * builtins.c (fold_builtin_1): Handle builtin fdim.
5465 2007-01-20 Jan Hubicka <jh@suse.cz>
5467 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5468 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5469 init_alias_heapvars.
5470 (init_alias_heapvars): Initialize only when not already initialized.
5471 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5473 2007-01-19 Roger Sayle <roger@eyesopen.com>
5475 * common.opt (fsigned-zeros): New command line option.
5476 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5477 of flag_unsafe_math_optimizations.
5478 * opts.c (set_fast_math_flags): The -ffast-math command line option
5479 implies -fno-signed-zeros.
5480 (fast_math_flags_set_p): Likewise.
5482 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5483 the documentation of -ffast-math appropriately. Wrap long lines.
5485 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5487 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5488 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5490 2007-01-19 Tomas Bily <tbily@suse.cz>
5492 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5494 (tree_init_ic_make_global_vars): New function
5495 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5496 (tree_gen_ic_profiler): New function
5497 (tree_gen_ic_func_profiler): New function
5498 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5499 (tree_profile_hooks): Added hook for indirec/virtual calls
5500 * value-prof.c (tree_find_values_to_profile): New case for
5502 (tree_values_to_profile): Call for determining indirect/virtual
5504 (tree_indirect_call_to_profile): New function
5505 (tree_ic_transform): New function
5506 (tree_ic): New function
5507 (find_func_by_pid): New function
5508 (init_pid_map): New function
5509 (tree_value_profile_transformations): Added check for
5510 indirect/virtual call transformation
5511 * value-prof.h (enum hist_type): New counter type for
5512 indirect/virtual calls
5513 (profile_hooks): Added new hook for profiling indirect/virtual
5515 * profile.c (instrument_values): New case for indirect/virtual
5517 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5518 (GCOV_COUNTER_V_INDIR): New counter type
5519 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5520 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5522 * cgraph.c: Definition of cgraph_max_pid
5523 (cgraph_create_node): Default init of pid attribute
5524 * cgraph.h: Declaration of cgraph_max_pid
5525 (struct cgraph_node): Added pid attribute
5526 * libgcov.c (__gcov_indirect_call_profiler): New function
5527 (__gcov_one_value_profiler_body): New function
5528 (__gcov_one_value_profiler): Body was moved to
5529 __gcov_one_value_profiler_body and calls it
5531 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5533 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5534 * gengtype.c (write_types_data, write_func_for_structure,
5535 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5536 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5537 (walk_type, write_func_for_structure): Generate the mark_hook if
5540 2007-01-19 Jan Hubicka <jh@suse.cz>
5542 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5543 'early' argument take inlining mode argument specifying whether to
5544 inline for size/speeed or all functions; add support for flattening;
5546 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5548 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5551 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5552 the name of the declared identifier.
5554 2007-01-19 Dirk Mueller <dmueller@suse.de>
5556 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5557 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5558 duplicate evaluation.
5560 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5563 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5564 to XFMode, use acosxf2 and truncate result to requested mode.
5565 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5566 (asin<mode>2): Similarly, with asin expanders.
5567 (*fscalexf4_i387): Rename from *fscalexf4.
5568 (expNcorexf3): New expander.
5569 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5570 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5571 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5572 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5573 patterns for SSE math.
5574 (exp10<mode>2): Similarly, with exp10 expanders.
5575 (exp2<mode>2): Similarly, with exp2 expanders.
5576 (expm1<mode>2): Similarly, with expm1 expanders.
5577 (ldexp<mode>3): Similarly, with ldexp expanders.
5578 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5579 Use gen_truncxf<mode>2_i387_noop to truncate result.
5581 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5583 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5584 for ColdFire targets.
5586 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5587 Richard Sandiford <richard@codesourcery.com>
5589 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5590 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5591 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5592 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5593 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5594 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5596 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5598 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5599 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5600 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5601 (*adddi_dilshr32_cf): New pattern.
5602 (adddi3, subdi3): Remove first alternatives.
5604 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5606 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5607 implemented using move.l, do not use its cc result for floating-point
5610 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5612 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5613 from accepting 's' constraints if flag_pic.
5615 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5617 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5618 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5619 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5620 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5622 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5624 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5625 ColdFire alternatives.
5626 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5627 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5628 architectures that support ff1 instruction.
5630 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5631 Julian Brown <julian@codesourcery.com>
5633 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5634 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5635 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5638 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5640 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5642 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5643 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5644 HOST_WIDE_INT instead of an rtx.
5645 (m68k_rtx_costs): Update call accordingly.
5646 (output_move_const_into_data_reg): Likewise. Fix formatting.
5647 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5649 (output_move_simode_const): Update calls after above changes.
5650 Rework to use automatic variables and predicates like MEM_P.
5651 * config/m68k/m68k.md (pushexthisi_const): Update call to
5654 2007-01-19 Dirk Mueller <dmueller@suse.de>
5656 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5659 2007-01-19 Richard Guenther <rguenther@suse.de>
5661 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5662 via cexp in case sincos is not available.
5664 2007-01-19 Richard Guenther <rguenther@suse.de>
5666 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5667 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5668 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5669 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5670 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5671 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5672 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5673 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5675 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5679 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5680 (atan2xf3): Directly generate RTL pattern.
5681 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5682 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5683 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5684 disable patterns for SSE math.
5685 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5686 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5687 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5688 disable patterns for SSE math.
5690 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5692 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5694 2007-01-18 Roger Sayle <roger@eyesopen.com>
5696 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5697 VIEW_CONVERT_EXPR to the same type as it's operand.
5699 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5701 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5702 configured for long double 128.
5704 2007-01-18 Mike Stump <mrs@apple.com>
5706 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5709 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5711 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5714 2007-01-18 Jan Hubicka <jh@suse.cz>
5716 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5717 greater than NUM_VOP_FREE_BUCKETS.
5719 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5721 * tree-ssa-structalias.c: Update comments.
5722 (ptabitmap_obstack): Removed.
5724 (oldpta_obstack): Ditto.
5725 (stats): Add a few members.
5726 (struct variable_info): Remove node, complex, address_taken, and
5727 indirect_target members. Add oldsolution member.
5728 (new_var_info): Do not initialize removed members.
5729 (constraint_expr_type): Remove INCLUDES.
5730 (constraint_graph): Add size, implicit_preds, rep,
5731 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5732 (FIRST_REF_NODE): New macro.
5733 (LAST_REF_NODE): Ditto.
5734 (FIRST_ADDR_NODE): Ditto.
5735 (find): New function.
5737 (dump_constraint): Do not handle INCLUDES.
5738 (insert_into_complex): Do not insert duplicate constraints.
5739 (condense_varmap_nodes): Renamed and rewritten into ...
5740 (merge_node_constraints): This. Also fix bug in handling of
5741 offseted copy constraints.
5742 (clear_edges_for_node): No longer need to deal with preds at all,
5743 or removing associated preds/succs.
5744 (merge_graph_nodes): Deal with indirect_cycles.
5745 Don't deal with predecessors.
5746 (add_implicit_graph_edge): New function.
5747 (add_pred_graph_edge): Ditto.
5748 (add_graph_edge): Don't deal with predecessors.
5749 (build_constraint_graph): Removed.
5750 (build_pred_graph): New function.
5751 (build_succ_graph): Ditto.
5752 (struct scc_info): Removed in_component. Added roots, dfs, and
5753 node_mapping. Remove visited_index, unification_queue.
5754 (scc_visit): Deal with union-find we do now.
5755 Deal with cycles with REF nodes.
5756 (collapse_nodes): Renamed and rewritten to ...
5757 (unify_nodes): This.
5758 (process_unification_queue): Removed.
5759 (topo_visit): Cleanup
5760 (do_da_constraint): Use find.
5761 (do_sd_constraint): Ditto.
5762 (do_ds_constraint): Ditto.
5763 (do_complex_constraint): Ditto.
5764 (init_scc_info): Update for removed and added members.
5765 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5766 (find_indirect_cycles): This.
5767 (equivalence_class): New variable.
5768 (label_visit): New function.
5769 (perform_variable_substitution): Rewritten.
5770 (free_var_substitution_info): New function.
5771 (find_equivalent_node): Ditto.
5772 (move_complex_constraints): Ditto.
5773 (eliminate_indirect_cycles): Ditto.
5774 (solve_graph): Only propagate changed bits.
5775 Use indirect cycle elimination.
5777 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5778 (tree_id_eq): Renamed to ...
5779 (tree_vi_eq): This. Update for member change
5780 (insert_id_for_tree): Renamed and rewritten to ...
5781 (insert_vi_for_tree): This.
5782 (lookup_id_for_tree): Renamed and rewritten to ...
5783 (lookup_vi_for_tree): This.
5784 (get_id_for_tree): Renamed and rewritten to ...
5785 (get_vi_for_tree): Ditto.
5786 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5787 (process_constraint): Don't handle INCLUDES.
5788 Remove special ADDRESSOF case.
5789 (find_func_aliases): Rewrite to use vi functions instead of id
5791 (create_function_info_for): Ditto.
5792 (create_variable_info_for): Ditto.
5793 (intra_create_variable_infos): Ditto.
5794 (merge_smts_into): Ditto.
5795 (find_what_p_points_to): Ditto.
5796 (init_base_vars): Ditto.
5797 (init_alias_vars): Ditto.
5798 (remove_preds_and_fake_succs): New function.
5799 (dump_sa_points_to_info): Dump new stats.
5800 (dump_solution_for_var): Use find.
5801 (set_used_smts): Fix formatting.
5802 (compute_points_to_sets): Updated for new functions.
5803 (ipa_pta_execute): Ditto.
5805 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5806 Richard Sandiford <richard@codesourcery.com>
5808 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5810 * calls.c (expand_call): If the return value is a PARALLEL,
5811 extract its first member.
5812 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5813 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5814 use FUNCTION_EXTRA_EPILOGUE.
5815 (m68k_function_value): Return a PARALLEL if the return value
5816 is of a pointer type.
5817 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5818 (FUNCTION_EXTRA_EPILOGUE): Remove.
5819 * config/m68k/m68k.md (D0_REG): New constant.
5821 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5823 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5824 output a NOP for empty epilogues.
5826 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5828 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5829 before function. Extend register save check to include all
5830 registers, not just integer ones.
5832 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5834 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5835 (m68k_use_return_insn): ...this.
5836 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5837 * config/m68k/m68k.c (use_return_insn): Rename to...
5838 (m68k_use_return_insn): ...this.
5839 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5842 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5844 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5845 nearest even, fix denormal rounding overflow.
5847 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5849 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5850 f%$smove and f%$move.
5851 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5852 (extendsfdf2_cf): Use fdmove instead of f%&move.
5853 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5854 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5858 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5861 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5863 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5864 (coldfire_single_format): Declare.
5865 (coldfire_double_format): Likewise.
5866 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5867 of qnan_msb_set to determine the lower bits of a canonical
5869 (encode_ieee_double): Likewise.
5870 (encode_ieee_quad): Likewise.
5871 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5872 (mips_single_format): Likewise.
5873 (ieee_double_format): Likewise.
5874 (mips_double_format): Likewise.
5875 (ieee_extended_motorola_format): Likewise.
5876 (ieee_extended_intel_96_format): Likewise.
5877 (ieee_extended_intel_128_format): Likewise.
5878 (ieee_extended_intel_96_round_53_format): Likewise.
5879 (ibm_extended_format): Likewise.
5880 (mips_extended_format): Likewise.
5881 (ieee_quad_format): Likewise.
5882 (mips_quad_format): Likewise.
5883 (vax_f_format): Likewise.
5884 (vax_d_format): Likewise.
5885 (vax_g_format): Likewise.
5886 (i370_single_format): Likewise.
5887 (i370_double_format): Likewise.
5888 (decimal_single_format): Likewise.
5889 (decimal_double_format): Likewise.
5890 (decimal_quad_format): Likewise.
5891 (c4x_single_format): Likewise.
5892 (c4x_extended_format): Likewise.
5893 (real_internal_format): Likewise.
5894 (coldfire_single_format): New real_format.
5895 (coldfire_double_format): Likewise.
5896 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5897 canonical_nan_lsbs_set.
5898 (pdp11_d_format): Likewise.
5899 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5900 if TARGET_COLDFIRE_CPU.
5902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5904 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5905 (output_call, m68k_legitimize_call_address): Declare.
5906 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5907 parenthesees. Add support for a 'W' constraint.
5908 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5909 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5910 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5911 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5913 (override_options): Initialize them. Do not set flag_no_function_cse
5914 for TARGET_ID_SHARED_LIBRARY.
5915 (m68k_output_pic_call): Delete.
5916 (m68k_legitimize_call_address): New function.
5917 (print_operand): Remove the %o prefix. Handle the %p prefix.
5918 (output_call): New function.
5919 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5920 target address from the GOT if symbolic jumps are not allowed.
5921 * config/m68k/m68k.md (call, general_operand): Do not set
5922 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5923 Merge separate flag_pic and !flag_pic define_insns into...
5924 (*call, *call_value): ...these new patterns. Match the address
5925 rather than the containing MEM and require it to be a call_operand.
5926 Use output_call to generate the asm template.
5927 * config/m68k/predicates.md (const_call_operand): New predicate.
5928 (call_operand): Likewise.
5930 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5932 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5933 (STACK_GROWS_DOWNWARD): Define to 1.
5934 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5935 comments, emphasizing that these values are only defaults.
5936 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5937 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5939 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5941 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5943 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5944 Richard Sandiford <richard@codesourcery.com>
5946 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5947 (FP_REGNO_P): New macros.
5948 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5949 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5950 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5951 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5953 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5955 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5956 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5958 * config/m68k/t-floatlib: New file, extracting common code from...
5959 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5960 * config/m68k/t-uclinux: Here.
5961 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5962 routines on ColdFire targets.
5964 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5966 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5967 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5968 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5969 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5970 explicitly set MOTOROLA to 1.
5971 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5973 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5974 Nathan Sidwell <nathan@codesourcery.com>
5976 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5977 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5978 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5979 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5980 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5981 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5982 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5983 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5984 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5985 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5986 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5987 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5988 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5989 (DBX_REGISTER_NUMBER): Delete.
5990 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5991 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5992 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5994 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5996 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5997 * config/flat.h: New file.
5998 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6000 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6001 indirect references for -msep-data or -mid-shared-library.
6002 Do not use PC-relative code addresses either.
6003 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6005 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6006 for shared libraries and crt1.o for executables. Use crti.o and
6008 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6009 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6010 Do not add -elf2flt or -shared-lib-id options here.
6011 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6012 Pass -shared-lib-id if -mid-shared-library, taking the library
6013 identifier from -mshared-library-id if given, otherwise
6015 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6016 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6017 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6018 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6019 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6020 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6022 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6023 jump sequence for ISA A and ISA A+.
6024 (PICJUMP): Likewise.
6026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6028 * config.gcc (m68k-*-uclinux*): Base the port on the common
6029 and m68k GNU/Linux files rather than on the generic ELF ones.
6030 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6031 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6033 2007-01-18 Julian Brown <julian@codesourcery.com>
6034 Richard Sandiford <richard@codesourcery.com>
6036 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6037 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6038 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6040 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6042 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6044 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6046 * doc/install.texi: Document m68k-uclinuxoldabi.
6047 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6048 * config/m68k/uclinux-oldabi.h: New file, copied from
6049 config/m68k/uclinux.h.
6051 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6053 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6054 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6055 (m32r_compute_frame_size): Use unsigned for regno.
6056 (m32r_reload_lr): Use gen_frame_mem.
6058 (m32r_output_function_epilogue): Don't output the function epilogue
6060 (m32r_expand_epilogue): New.
6061 (direct_return): Return false if the function has the interrupt
6063 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6064 * config/m32r/m32r.md (epilogue): New expander.
6065 (return_lr, return_rte): New insns.
6066 (return): Make it expander.
6067 (return_normal): New expander.
6069 2007-01-18 Josh Conner <jconner@apple.com>
6072 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6073 support for UNLE, UNLT, UNGE, and UNGT.
6075 2007-01-18 Jan Hubicka <jh@suse.cz>
6077 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6078 * tree-tailcall (add_virtual_phis): Likewise.
6079 (optimize_tail_call): Return TODOs.
6080 (execute_tail_calls): Return TODOs.
6081 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6082 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6084 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6085 Cleanup cfg using TODO.
6086 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6087 * passes.c (execute_function_todo): When cleanup did something, remove
6089 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6090 (make_edges): Don't cleanup_cfg.
6092 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6094 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6095 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6096 operate on the top of stack.
6097 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6098 register handling of instructions that output to the second
6100 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6101 (move_for_stack_reg): Special-case check for dead destination
6102 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6104 * config/i386/i386.md (UNSPEC_TAN): New constant.
6105 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6106 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6107 to correctly model move of constant 1.0 to top stack slot.
6108 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6109 (unnamed peephole2 pattern): Remove corresponding peephole2
6110 pattern that optimizes tan insn and loading of constant 1.0.
6111 (tanxf2): Use fptanxf4_i387.
6112 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6113 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6114 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6115 disable patterns for SSE math.
6116 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6117 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6119 2007-01-18 Dirk Mueller <dmueller@suse.de>
6120 Richard Guenther <rguenther@suse.de>
6123 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6124 * common.opt (Warray-bounds): Add new warning option.
6125 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6127 * Makefile.in: make tree-vrp.o depend on toplev.h
6128 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6130 (check_array_refs, check_array_bounds, check_array_ref): New.
6132 2007-01-18 Jan Hubicka <jh@suse.cz>
6134 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6135 (execute_ssa_ccp): Return flags conditionally.
6136 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6138 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6140 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6142 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6143 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6145 * Makefile.c (GTFILES): Add cfglayout.h.
6146 * gengtype.c (open_base_files): Likewise.
6147 * cfglayout.c (cfg_layout_function_footer,
6148 cfg_layout_function_header) Reindent to make gengtype happy.
6149 * cfglayout.h (cfg_layout_function_footer,
6150 cfg_layout_function_header): Add GTY(()) marker.
6152 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6154 2007-01-18 Ben Elliston <bje@au.ibm.com>
6156 * genautomata.c (write_automata): Include xstrerror output in the
6157 error message if writing the DFA description file fails.
6159 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6161 * config/mips/mips-protos.h (mips_output_external): Make it
6163 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6164 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6165 (extern_list): Likewise.
6166 (extern_head): Likewise.
6167 (TARGET_ASM_FILE_END): Likewise.
6168 (mips_file_end): Likewise.
6169 (mips_output_external): Rewritten.
6171 2007-01-18 Ben Elliston <bje@au.ibm.com>
6173 * genpreds.c (write_insn_preds_c): Only write out the function
6174 body for regclass_for_constraint if we have register constraints.
6176 2007-01-17 Tom Tromey <tromey@redhat.com>
6178 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6179 * doc/install.texi (Testing): Use sourceware.org.
6180 (Binaries): Likewise.
6181 (Specific): Likewise.
6182 * doc/contrib.texi (Contributors): Use sourceware.org.
6184 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6186 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6187 (AVR_ENHANCED): Rename to ...
6188 (AVR_HAVE_MUL): ... new.
6189 (avr_enhanced_p): Rename to ...
6190 (avr_have_mul_p): ... new.
6191 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6192 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6193 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6194 (avr_have_mul_p): ... new.
6195 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6196 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6197 'avr_enhanced_p' and 'enhanced'.
6198 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6199 AVR_HAVE_MUL instead of AVR_ENHANCED.
6200 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6201 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6202 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6203 instead of AVR_ENHANCED.
6204 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6205 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6206 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6208 2007-01-17 Ian Lance Taylor <iant@google.com>
6210 * vec.h (VEC_reserve_exact): Define.
6211 (vec_gc_p_reserve_exact): Declare.
6212 (vec_gc_o_reserve_exact): Declare.
6213 (vec_heap_p_reserve_exact): Declare.
6214 (vec_heap_o_reserve_exact): Declare.
6215 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6217 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6219 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6220 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6221 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6222 * vec.c (calculate_allocation): Add exact parameter. Change all
6224 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6225 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6226 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6227 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6228 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6229 (vec_heap_p_reserve_exact): New function.
6230 (vec_heap_o_reserve_exact): New function.
6232 2007-01-17 Jan Hubicka <jh@suse.cz>
6234 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6236 2007-01-17 Eric Christopher <echristo@apple.com>
6238 * config.gcc: Support core2 processor.
6240 2007-01-16 Jan Hubicka <jh@suse.cz>
6242 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6243 the names, just unlink the chain so we don't crash on dangling pointers
6246 2007-01-16 Jan Hubicka <jh@suse.cz>
6248 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6249 * tree-pass.h: Reorder to make IPA passes appear toegher.
6250 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6251 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6252 parameters, do not call early inliner.
6253 * ipa-inline.c: Update comments. Include tree-flow.h
6254 (cgraph_decide_inlining): Do not compute inlining parameters.
6255 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6256 be called with function context set up.
6257 (pass_ipa_inline): Remove unreachable functions before pass.
6258 (cgraph_early_inlining): Simplify assuming to be called from the
6260 (pass_early_inline): New pass.
6261 (cgraph_gate_ipa_early_inlining): New gate.
6262 (pass_ipa_early_inline): Turn into simple wrapper.
6263 (compute_inline_parameters): New function.
6264 (gate_inline_passes): New gate.
6265 (pass_inline_parameters): New pass.
6266 (apply_inline): Move here from tree-optimize.c
6267 (pass_apply_inline): New pass.
6268 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6270 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6272 (tree_function_versioning): Do not allocate dummy struct function.
6273 * tree-inline.h (optimize_inline_calls): Update prototype.
6274 * tree-optimize.c (execute_fixup_cfg): Export.
6275 (pass_fixup_cfg): Remove
6276 (tree_rest_of_compilation): Do not apply inlines.
6277 * tree-flow.h (execute_fixup_cfg): Declare.
6278 * Makefile.in (gt-passes.c): New.
6279 * passes.c: Include gt-passes.h
6280 (init_optimization_passes): New passes.
6281 (nnodes, order): New static vars.
6282 (do_per_function_toporder): New function.
6283 (execute_one_pass): Dump current pass here.
6284 (execute_ipa_pass_list): Don't dump current pass here.
6286 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6288 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6289 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6291 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6293 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6294 (strong_alias): Define.
6295 (__gcc_qmul): Provide non-FMA for soft-float.
6301 (__gcc_qunord): New.
6311 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6312 soft-float functions.
6313 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6314 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6315 about long double soft float.
6317 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6318 Tehila Meyzels <tehila@il.ibm.com>
6320 * tree-vectorizer.h (is_pattern_stmt_p): New.
6321 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6322 formatting (tabs instead of spaces). Cleanup and clarify setting
6323 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6324 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6325 (vectorizable_type_demotion): Check that types are integral.
6326 (vectorizable_type_promotion): Likewise.
6327 (vectorizable_store): Fix typo. Eliminate new-line at end of
6330 2007-01-16 Jan Hubicka <jh@suse.cz>
6332 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6335 2007-01-15 Eric Christopher <echristo@apple.com>
6337 * ifcvt.c: Include vec.h, vecprim.h.
6338 (check_cond_move_block): New argument regs.
6339 Reorganize. Add registers used to regs.
6340 (cond_move_process_if_block): Use regs set above as
6343 2007-01-15 Eric Christopher <echristo@apple.com>
6345 * config/darwin.h: Update copyright.
6346 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6347 (LINK_COMMAND_SPEC): Add -u.
6348 (LINK_SPEC): Fix umbrella for above.
6350 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6352 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6355 2007-01-15 Tom Tromey <tromey@redhat.com>
6357 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6358 * doc/install.texi (Testing): Don't mention jacks.
6359 (Configuration): Document --enable-java-maintainer-mode. Move
6360 --with-java-home to libgcj-specific section. Document
6362 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6364 2007-01-15 Jan Hubicka <jh@suse.cz>
6366 * tree-ssa-dce.c (DCE_TODOs): New.
6367 (propagate_necessity): Return if something changed.
6368 (eliminate_unnecessary_stmts): Likewise.
6369 (perform_tree_ssa_dce): Return TODO flags when needed.
6370 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6372 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6375 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6376 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6377 patterns using X87MODEF12 mode macro. Extend operand 1
6378 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6379 (log10<mode>2): Ditto.
6380 (log2<mode>2): Ditto.
6381 (log1p<mode>2): Ditto.
6382 (logb<mode>2): Ditto.
6383 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6384 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6385 (*fxtractxf3_i387): Rename from *fxtractxf3.
6386 (fxtract_extend<mode>xf3_i387): New insn pattern.
6387 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6388 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6389 and gen_fyl2xxf3_i387().
6391 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6393 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6394 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6395 get_loop_exit_edges. Changed return type to bool.
6396 * cfgloop.h (fix_loop_placement): Declaration removed.
6398 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6400 * param.h (MIN_VECT_LOOP_BOUND): New.
6401 * params.def (MIN_VECT_LOOP_BOUND): New.
6402 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6403 argument - minimum threshold for number of iterations.
6404 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6405 argument to declaration.
6406 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6407 MIN_VECT_LOOP_BOUND.
6408 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6409 slpeel_tree_peel_loop_to_edge with additional argument.
6410 (vect_do_peeling_for_alignment): Likewise.
6411 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6413 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6416 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6419 2007-01-14 Jan Hubicka <jh@suse.cz>
6421 * tree-dfa.c (remove_referenced_var): New function.
6422 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6423 prune referenced vars list too.
6424 * tree-flow.h (remove_referenced_var): Declare.
6426 2007-01-14 Jan Hubicka <jh@suse.cz>
6428 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6430 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6431 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6432 * except.h (verify_eh_throw_table_statements): Kill prototype.
6433 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6434 into call exrepssions.
6435 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6437 * tree-cfg.c: Include pointer-set.h.
6438 (verify_node_sharing): Work on pointer set.
6439 (verify_eh_throw_stmt_node): New.
6440 (verify_stmts): Use pointers sets, verify throw_stmt.
6442 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6444 * ipa-reference.c (analyze_function): Consider also addresses taken
6447 2007-01-12 Roger Sayle <roger@eyesopen.com>
6449 * c-typeck.c (null_pointer_constant_p): Replace use of
6450 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6451 (build_c_cast): Likewise.
6453 2007-01-12 Roger Sayle <roger@eyesopen.com>
6455 * tree.h (force_fit_type_double): Remove unused final argument.
6456 * c-common.c (constant_expression_warning): Replace use of
6457 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6458 (convert_and_check): Likewise.
6459 (shorten_compare): Update call to force_fit_type_double.
6460 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6461 * convert.c (convert_to_pointer): Update call to
6462 force_fit_type_double.
6463 * fold-const.c (force_fit_type_double): Remove overflowed_const
6465 (int_const_binop, fold_convert_const_int_from_int,
6466 fold_convert_const_int_from_real, fold_div_compare,
6467 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6468 fold_abs_const, fold_not_const): Remove the final argument from
6469 calls to force_fit_type_double.
6471 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6473 * configure.ac: Set insn to "nop" for spu-*-* also.
6474 * configure: Regenerate.
6476 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6478 * builtins.def : Add BUILT_IN_FREE.
6480 2007-01-12 Jan Hubicka <jh@suse.cz>
6482 PR tree-optimization/30443
6483 * tree-inline.c (tree_function_versioning): Do not optimize when
6484 cloning for inlining.
6486 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6488 * doc/loop.texi: Document recording of loop exits.
6489 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6490 (update_single_exits_after_duplication,
6491 update_single_exit_for_duplicated_loop,
6492 update_single_exit_for_duplicated_loops): Removed.
6493 (duplicate_loop_to_header_edge): Do not call
6494 update_single_exits_after_duplication and
6495 update_single_exit_for_duplicated_loops.
6496 (loop_version): Do not update single_exit information.
6497 (fix_loop_structure): Use record_loop_exits instead of
6498 mark_single_exit_loops.
6499 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6500 the lists of loop exits.
6501 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6502 split_edge, merge_blocks): Update the lists of loop exits.
6503 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6504 loop_optimizer_init.
6505 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6506 of mark_single_exit_loops.
6507 (loop_optimizer_finalize): Call release_recorded_exits.
6508 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6509 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6510 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6511 update single exit information.
6512 * lambda-code.c (perfect_nestify): Ditto.
6513 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6514 (mark_single_exit_loops): Removed.
6515 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6516 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6517 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6519 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6520 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6521 (verify_loop_structure): Verify consistency of the exit lists.
6522 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6523 (set_single_exit): Removed.
6524 * cfgloop.h (struct loop_exit): New function.
6525 (struct loop): single_exit_ field replaced by exits field.
6526 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6527 (struct loops): Added exits hash.
6528 (mark_single_exit_loops, set_single_exit): Declaration removed.
6529 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6531 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6533 * doc/invoke.texi: Avoid use of @headitem.
6535 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6537 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6539 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6541 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6544 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6545 Richard Sandiford <richard@codesourcery.com>
6547 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6548 * config/m68k/m68k.opt: Resort options.
6549 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6551 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6552 Richard Sandiford <richard@codesourcery.com>
6554 * doc/invoke.texi: Document the macros that are defined by
6555 m68k's -mtune and -mhard-float options.
6556 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6557 (m68k_cpp_cpu_family): Likewise.
6558 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6559 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6560 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6561 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6562 (m68k_cpp_cpu_family): Likewise.
6564 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6566 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6567 macros besides mc68000 as tuning macros. Use a switch statement
6568 to set them and mcpu32.
6570 2007-01-12 Julian Brown <julian@codesourcery.com>
6572 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6573 (TARGET_68040_ONLY): Rename to...
6574 (TARGET_68040): ...this.
6575 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6576 * config/m68k/m68k.md: Likewise.
6578 2007-01-12 Julian Brown <julian@codesourcery.com>
6579 Nathan Sidwell <nathan@codesourcery.com>
6580 Richard Sandiford <richard@codesourcery.com>
6582 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6583 the -mcpu= argument associated with the --with-cpu setting.
6584 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6585 if different from the one implied by the -mcpu setting.
6586 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6587 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6588 * doc/invoke.texi: Mention ColdFire in the introduction to the
6589 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6590 -mno-div and -mhard-float options. Make -m68881 a synonym for
6591 -mhard-float. Document the previously-undocumented -m5206e,
6592 -m528x, -m5307 and -m5407 options. Tweak the existing option
6593 documentation for consistency.
6594 * doc/install.texi: Mention new --with-cpu arguments.
6595 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6596 default CPU if neither -mcpu nor -march are specified.
6597 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6598 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6599 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6600 using m68k_tune to decide between families that implement the
6601 same ISA. Use m68k_tune to set __mcfv4e__.
6602 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6603 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6604 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6605 (FL_ISA_C, FL_ISA_MMU): New macros.
6606 (MASK_COLDFIRE): Delete.
6607 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6608 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6609 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6610 (TARGET_HARD_FLOAT): Do not define here.
6611 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6612 (TUNE_68000): New macro.
6613 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6614 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6615 (TUNE_CFV2): Redefine in terms of m68k_tune.
6616 (uarch_type, target_device, fpu_type): New enums.
6617 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6618 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6619 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6620 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6621 (FL_FOR_isa_c): New macros.
6622 (m68k_isa): New enum.
6623 (m68k_target_selection): New structure.
6624 (all_devices, all_isas, all_microarchs): New tables.
6625 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6626 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6627 (MASK_ALL_CPU_BITS): Delete.
6628 (m68k_find_selection): New function.
6629 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6630 Map the legacy target options to a combination of the new ones.
6631 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6632 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6633 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6635 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6636 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6638 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6639 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6640 * config/m68k/m68k-devices.def: New file.
6642 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6643 Nathan Sidwell <nathan@codesourcery.com>
6645 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6646 (SUBTARGET_EXTRA_SPECS): New macros.
6647 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6648 use %(asm_cpu_spec) instead.
6649 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6650 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6651 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6652 (EXTRA_SPECS): Rename to...
6653 (SUBTARGET_EXTRA_SPECS): ...this.
6655 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6656 Richard Sandiford <richard@codesourcery.com>
6657 Julian Brown <julian@codesourcery.com>
6659 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6660 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6661 to the configuration's default CPU.
6662 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6663 Remove default masks.
6664 (m680[012]0-*-*): Set the default with_cpu to the first part of
6666 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6667 (m68k*-*-linux): Extend the --with-cpu handling to...
6668 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6669 and m68010. Don't set target_cpu_default2.
6670 * doc/install.texi: Document --with-cpu for m68k.
6671 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6672 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6673 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6674 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6675 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6676 (ASM_SPEC): Remove use of %(asm_cpu_default).
6677 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6678 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6679 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6680 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6681 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6682 (TARGET_DEFAULT): Delete.
6683 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6684 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6685 (CPP_CPU_SPEC): Delete.
6686 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6687 the appropriate string.
6688 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6689 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6690 (ASM_SPEC): Don't use %(asm_default_spec).
6691 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6692 TARGET_DEFAULT and add MASK_68881.
6693 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6695 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6697 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6698 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6699 MASK_68010 alongside MASK_68020.
6700 * doc/invoke.texi: Document -m68010.
6701 * config/m68k/m68k.opt (m68010): New.
6702 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6704 (TUNE_68010): New macro.
6705 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6706 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6707 (M68K_CPU_m68332): Add MASK_68010.
6708 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6709 fallback definition.
6710 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6712 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6713 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6714 to all entries that use MASK_68020.
6715 (output_move_simode_const, output_move_himode, output_move_qimode)
6716 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6717 instead of TARGET_68020 to select clr behavior. Remove comment
6718 about there being no TARGET_68010.
6719 * config/m68k/m68k.md: Likewise throughout.
6721 2007-01-12 Julian Brown <julian@codesourcery.com>
6723 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6724 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6725 * config/m68k/m68k.md: Likewise.
6727 2007-01-12 Julian Brown <julian@codesourcery.com>
6729 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6730 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6732 2007-01-12 Julian Brown <julian@codesourcery.com>
6734 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6735 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6736 * config/m68k/m68k.md: Likewise.
6738 2007-01-12 Julian Brown <julian@codesourcery.com>
6739 Richard Sandiford <richard@codesourcery.com>
6741 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6742 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6743 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6745 (TARGET_CPU32): Rename to...
6746 (TUNE_CPU32): ...this.
6747 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6748 (TUNE_CFV2): New macros.
6749 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6750 remove conditions that are implied by TARGET_68020.
6751 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6752 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6753 (m68k_output_function_epilogue): Likewise.
6754 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6755 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6756 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6757 non-68000 timings. Refactor multiplication and division costs.
6758 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6759 TUNE_CPU32 instead of TARGET_CPU32.
6760 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6761 and TUNE_68060 instead of TARGET_68060.
6762 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6763 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6765 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6766 && !TARGET_COLDFIRE" to choose between moveq and clr.
6767 Likewise in the unnamed movsf pattern.
6768 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6769 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6772 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6774 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6775 of tabbing before backslashes.
6777 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6779 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6780 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6781 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6783 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6785 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6786 find_interesting_uses_cond.
6787 (find_interesting_uses_cond): Use extract_cond_operands.
6788 (rewrite_use_compare): Use extract_cond_operands and
6789 force_gimple_operand_bsi. Do not call update_stmt.
6790 (determine_use_iv_cost_condition): Use extract_cond_operands.
6791 Return cheaper of using original bound and changing the exit bound.
6793 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6795 PR tree-optimization/29516
6796 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6797 most_expensive_mult_to_index, addr_to_parts,
6798 create_mem_ref, maybe_fold_tmr): Make the type of
6799 fields of TARGET_MEM_REF sizetype.
6800 (move_fixed_address_to_symbol, move_pointer_to_base):
6802 * tree.def (TARGET_MEM_REF): Add comment on types of
6805 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6807 * c-common.c (vector_types_convertible_p): Treat opaque types as
6808 always convertible if they have the same size, but not otherwise.
6810 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6812 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6813 Remove the b_unconditional field.
6814 (noce_try_sign_mask): Do not look at b_unconditional.
6815 (noce_process_if_block): Do not use merge_if_blocks. Update
6816 the CFG here. Do not set b_unconditional.
6817 (cond_move_process_if_block): Likewise.
6818 (find_cond_trap): Likewise.
6819 (check_cond_move_block): Require simple jump insns at the end
6822 2007-01-11 Jan Hubicka <jh@suse.cz>
6824 PR tree-optimization/1046
6825 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6826 when alias info is not ready.
6827 (pass_tail_recursion): Do not require aliasing.
6828 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6829 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6830 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6831 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6832 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6833 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6834 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6836 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6837 When aliasing is not build, mark statement as volatile.
6839 2007-01-11 Tom Tromey <tromey@redhat.com>
6841 PR preprocessor/15185, PR preprocessor/20989:
6842 * doc/cppopts.texi <-MT>: Update description of algorithm for
6843 computing default target.
6844 <-M, -MD>: Reword "basename" text.
6846 2007-01-11 Roger Sayle <roger@eyesopen.com>
6848 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6849 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6850 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6851 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6852 fold_builtin_bswap, real_constp, fold_builtin_pow,
6853 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6854 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6855 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6856 * convert.c (convert_to_pointer): Likewise.
6857 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6858 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6859 const_binop, fold_convert_const_int_from_int,
6860 fold_convert_const_int_from_real,
6861 fold_convert_const_real_from_real, sign_bit_p,
6862 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6863 fold_sign_changed_comparison, fold_unary, fold_comparison,
6864 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6865 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6866 * print-tree.c (print_node_brief, print_node): Likewise.
6867 * stor-layout.c (place_field, layout_type): Likewise.
6868 * tree-chrec.c (keep_cast): Likewise.
6869 * tree.c (build_vector, build_real, build_real_from_int_cst,
6870 build_complex): Likewise.
6872 2007-01-11 Roger Sayle <roger@eyesopen.com>
6874 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6875 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6877 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6879 * configure.ac (strict1_warn): Rename to strict_warn.
6880 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6881 cc_set_by_configure, quoted_cc_set_by_configure,
6882 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6883 all_boot_languages, all_stagestuff): Remove.
6884 (target_list): Remove bootstrap targets.
6885 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6886 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6887 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6888 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6889 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6890 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6891 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6892 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6893 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6894 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6895 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6896 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6897 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6898 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6899 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6900 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6901 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6902 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6903 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6904 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6905 (mostlyclean): Adjust.
6906 (clean, distclean): Don't mention bootstrap stuff.
6907 * configure: Regenerate.
6908 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6909 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6910 treelang/config-lang.in (stagestuff): Remove.
6911 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6912 stageprofile, stagefeedback, stagestuff): Remove mention.
6914 2007-01-11 Nick Clifton <nickc@redhat.com>
6916 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6918 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6919 (mcore_arith_K_S_operand): Run the test for the S constraint not
6920 the test for the M constraint.
6921 (mcore_addsub_operand): Do not accept integer values that are
6922 larger than 32 bits.
6923 * config/mcore/mcore.md: Remove unused constraints from split.
6924 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6926 (allocate_stack): Likewise.
6927 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6928 operands to 32 bits.
6929 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6931 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6932 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6933 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6934 mcore_output_bclri, mcore_output_andn, output_inline_const,
6935 mcore_output_move, mcore_output_movedouble): Likewise.
6936 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6937 (output_inline_const): Likewise.
6938 (output_inline_const): Fix format strings used in sprintf
6940 * config/mcore/mcore-protos.h: Update prototypes for changed
6941 functions in mcore.c.
6942 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6943 HOST_WIDE_INT and not int.
6944 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6945 CONST_OK_FOR_N): Likewise.
6946 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6947 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6950 2007-01-10 Jan Hubicka <jh@suse.cz>
6952 * tree-vrp.c (remove_range_assertions): Release defs.
6953 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6954 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6956 2007-01-10 Paul Brook <paul@codesourcery.com>
6958 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6959 * config/arm/arm.md (mulsi3subsi): New insn.
6961 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6963 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6964 (tree_transform_and_unroll_loop): New.
6965 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6968 2007-01-10 Robert Kennedy <jimbob@google.com>
6970 * fold-const.c (fold_comparison): Fold comparisons like (x *
6971 1000 < 0) to (x < 0).
6973 2007-01-10 Ian Lance Taylor <iant@google.com>
6975 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6976 operands have the same priority.
6978 2007-01-10 Tom Tromey <tromey@redhat.com>
6980 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6981 (fold_binary): Likewise.
6982 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6983 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6984 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6985 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6986 * langhooks.h (struct lang_hooks): Removed field
6987 'can_use_bit_fields_p'.
6989 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6991 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6993 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6995 * function.c (get_last_funcdef_no): New function.
6996 * function.h (get_last_funcdef_no): Declare.
6997 * tree-inline.c (initialize_cfun): Add initialization.
6998 (tree_function_versioning): Cleanup.
7000 2007-01-10 Jan Hubicka <jh@suse.cz>
7002 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7005 2007-01-10 Sa Liu <saliu@de.ibm.com>
7006 Ben Elliston <bje@au.ibm.com>
7008 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7009 for SAVE_NONLOCAL and Pmode for any other save level.
7010 * spu-protos.h (spu_restore_stack_block): Declare.
7011 * spu.md (save_stack_block): Remove.
7012 (restore_stack_block): Call spu_restore_stack_block.
7013 * spu.c (spu_restore_stack_block): New function.
7014 (spu_expand_epilogue): Remove old comment.
7016 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7018 PR tree-optimization/30322
7019 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7020 (cand_value_at): Return the value as aff_tree.
7021 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7022 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7023 aff_combination_mult): New functions.
7024 (aff_combination_add): Use aff_combination_add_cst.
7025 (aff_combination_convert): Allow conversions to a wider type.
7026 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7027 * tree-affine.h (aff_combination_mult): Declare.
7029 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7031 * doc/tm.texi: Update documentation to reflect reality of exec
7032 and start file search behaviours. Update copyright year.
7033 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7034 header file directories.
7036 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7038 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7039 (*cosxf2): Rename to cosxf2_i387.
7040 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7041 using X87MODEF12 mode macro. Rename patterns to
7042 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7044 (*cosdf2, *cossf2): Ditto.
7045 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7046 to match extended input operands.
7047 (sincos<mode>3): New expander.
7048 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7049 insn patterns and corresponding splitters.
7051 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7053 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7054 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7056 2007-01-09 Nicolas Pitre <nico@cam.org>
7059 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7061 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7063 * target.h (struct gcc_target): New field library_rtti_comdat.
7064 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7065 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7066 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7067 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7069 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7071 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7073 2007-01-08 Richard Guenther <rguenther@suse.de>
7075 * tree.h (force_fit_type_double): Export.
7076 (force_fit_type): Remove.
7077 * fold-const.c (force_fit_type_double): New function.
7078 (force_fit_type): Remove.
7079 (int_const_binop): Use it.
7080 (fold_convert_const_int_from_int): Likewise.
7081 (fold_convert_const_int_from_real): Likewise.
7082 (fold_div_compare): Likewise.
7083 (fold_sign_changed_comparison): Likewise.
7084 (fold_unary): Likewise.
7085 (fold_negate_const): Likewise.
7086 (fold_abs_const): Likewise.
7087 (fold_not_const): Likewise.
7088 * c-common.c (shorten_compare): Use force_fit_type_double.
7089 * convert.c (convert_to_pointer): Likewise.
7091 2007-01-08 Richard Guenther <rguenther@suse.de>
7093 * tree.h (build_int_cst_wide_type): Export.
7094 * tree.c (build_int_cst_wide_type): New function.
7095 (build_int_cst_wide): Fix comment.
7096 * builtins.c (fold_builtin_object_size): Use build_int_cst
7097 to build -1 or 0 of the correct type. Use fit_double_type
7098 to check for overflow.
7099 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7101 (decode_field_reference): Likewise.
7102 (all_ones_mask_p): Likewise.
7103 (native_interpret_int): Use build_int_cst_wide_type.
7104 (fold_binary): Use build_int_cst_type to build an all-ones
7106 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7108 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7110 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7112 2007-01-09 Ben Elliston <bje@au.ibm.com>
7114 * genautomata.c (STATS_OPTION): New option.
7115 (stats_flag): New flag.
7116 (gen_automata_option): Handle it.
7117 (initiate_automaton_gen): Ditto.
7118 (write_automata): Output statistics only if stats_flag is
7119 set. Likewise, output time statistics only if time_flag is set.
7120 * doc/md.texi (Processor pipeline description): Document new flag.
7122 2007-01-08 Richard Guenther <rguenther@suse.de>
7124 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7125 * tree.c (build_int_cst_type): Likewise.
7126 (size_in_bytes): Don't call force_fit_type on the result.
7127 (int_fits_type_p): Use fit_double_type.
7128 * fold-const.c (fit_double_type): New function.
7129 (force_fit_type): Use it.
7130 * tree.h (fit_double_type): Export.
7132 2007-01-08 Jan Hubicka <jh@suse.cz>
7134 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7135 * ipa.c (function_and_variable_visibility): Fix return type.
7137 2007-01-08 Richard Guenther <rguenther@suse.de>
7139 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7140 of offset to build the index.
7141 * tree-pretty-print.c (dump_generic_node): Don't build negated
7142 const just for printing.
7143 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7144 * builtins.c (fold_builtin_int_roundingfn): Check if result
7145 fits the type by using force_fit_type and comparing the result.
7146 * predict.c (predict_loops): Use compare_tree_int for comparison.
7147 * tree.c (build_int_cst): Fall back to integer_type_node for
7149 (build_int_cst_wide): Assert type is non-null.
7151 2007-01-08 Roberto Costa <roberto.costa@st.com>
7153 * tree-vrp.c (extract_range_from_cond_expr): New.
7154 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7155 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7157 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7158 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7159 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7160 used as expressions.
7161 * tree-object-size.c (cond_expr_object_size): New.
7162 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7164 2007-01-08 Jan Hubicka <jh@suse.cz>
7166 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7167 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7170 2007-01-08 Richard Guenther <rguenther@suse.de>
7172 PR tree-optimization/23603
7173 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7174 (extract_range_from_binary): Fall back to truthvalue instead of
7175 varying for TRUTH_*_EXPR.
7176 (extract_range_from_comparison): Fall back to truthvalue instead of
7178 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7179 if all visited PHI values were constant.
7181 2007-01-08 Jan Hubicka <jh@suse.cz>
7183 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7184 (cgraph_analyze_function): break out from ...
7185 (cgraph_finalize_compilation_unit): ... here.
7186 (cgraph_expand_function): Remove forgoten commented out line.
7187 (cgraph_optimize): Analyze functions.
7189 2007-01-08 Jan Hubicka <jh@suse.cz>
7191 * tree-pas.h (TODO_remove_function): New flag.
7192 (TODO_update*): Renumber.
7193 (pass_ipa_increase_alignment,
7194 pass_ipa_function_and_variable_visibility): New passes.
7195 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7196 (cgraph_function_and_variable_visibility): Move to ipa.c
7197 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7198 cgraph_increase_alignment.
7199 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7200 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7201 calling tree-inline.
7202 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7203 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7204 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7205 (gate_increase_alignment): New function.
7206 (pass_ipa_increase_alignment): New pass.
7207 * ipa.c: Inline tree-pass.h and timevar.h
7208 (function_and_variable_visibility): Move here from cgraphunit.c
7209 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7210 * passes.c (init_optimization_passes): Add the two new passes.
7211 (execute_todo): Handle cgraph_remove_functions.
7213 2007-01-08 Nick Clifton <nickc@redhat.com>
7215 * config/frv/predicates.md (reg_or_0_operand): Accept
7218 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7220 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7221 * config.gcc: Add bfin*-rtems*.
7223 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7225 * c.opt: Add -flax-vector-conversions.
7226 * c-typeck.c (convert_for_assignment): Pass flag to
7227 vector_types_convertible_p to allow emission of note.
7228 (digest_init): Likewise.
7229 * c-opts.c: Handle -flax-vector-conversions.
7230 * c-common.c (flag_lax_vector_conversions): New.
7231 (vector_types_convertible_p): Unless -flax-vector conversions
7232 has been passed, disallow conversions between vectors with
7233 differing numbers of subparts and/or element types. If such
7234 a conversion is disallowed, possibly emit a note on the first
7235 occasion only to inform the user of -flax-vector-conversions.
7236 The new last argument specifies this.
7237 * c-common.h (flag_lax_vector_conversions): New.
7238 (vector_types_convertible_p): Add extra argument.
7239 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7240 char_type_node for V*QI type vectors.
7241 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7242 Update to satisfy new typechecking rules.
7243 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7245 * doc/invoke.texi (C Dialect Options): Document
7246 -flax-vector-conversions.
7248 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7250 PR tree-optimization/29877
7251 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7252 a register variable on the RHS to not be replaceable.
7254 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7255 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7256 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7257 const_simm15, const_pow2, const_npow2): Added.
7258 * config/score/misc.md (insv, extv, extzv, movmemsi,
7259 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7260 * config/score/score.c (score_address_cost, score_select_cc_mode):
7262 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7263 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7264 Update score_print_operand.
7265 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7266 Adjust register allocate order and update some macro define.
7267 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7268 mdx_block_move_straight, mdx_block_move_loop_head,
7269 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7270 mdx_block_move): Added.
7271 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7272 mdp_limm): Updated and fix some bug and typo.
7273 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7274 (movsf, movdf, doloop_end): Added.
7276 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7278 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7279 config/arm/thumb2.md: Fix comment typos.
7280 * doc/extend.texi: Fix a typo.
7282 2007-01-07 Eric Christopher <echristo@apple.com>
7284 * configure.ac: Check for __stack_chk_fail for darwin.
7285 * configure: Regenerate.
7287 2007-01-07 Richard Guenther <rguenther@suse.de>
7289 * tree-vrp.c (extract_range_from_assert): CSE calls to
7290 compare_values where possible.
7291 (extract_range_from_unary_expr): Likewise.
7293 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7295 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7296 * config/avr/avr.c (call_insn_operand): Delete function.
7297 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7298 instead of register number. Use predicates.
7299 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7300 call_insn_operand): Add.
7302 2007-01-06 Jan Hubicka <jh@suse.cz>
7304 * tree-pass.h (pass_build_cgraph_edges): Declare.
7305 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7306 (visited_nodes): Remove.
7307 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7308 build_cgrpah_edges; make visited_nodes local.
7309 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7310 (record_references_in_initializer): Move to cgraphbuild.c
7311 (initialize_inline_failed, rebuild_cgraph_edges,
7312 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7313 (verify_cgraph_node): Make visited_nodes local.
7314 (cgraph_analyze_function): Do not call cgraph_create_edges and
7315 initialize_inline_failed.
7316 (cgraph_expand_function): Do not call cgraph_lower_function;
7317 assert that function is already lowered.
7318 * Makefile.in (cgraphbuild.o): New.
7319 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7320 at the end of lowering passes.
7322 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7324 * ifcvt.c (cond_move_convert_if_block): New function, code
7325 factored out from...
7326 (cond_move_process_if_block): ...here. Call the new function
7327 on the THEN and ELSE blocks.
7328 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7329 already takes care of this.
7331 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7334 * tree.h (TREE_OVERFLOW_P): New.
7335 * c-typeck.c (parser_build_unary_op): Warn only if result
7336 overflowed and operands did not.
7337 (parser_build_binary_op): Likewise.
7338 (convert_for_assignment): Remove redundant overflow_warning.
7339 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7341 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7343 * c-typeck.c (store_init_value): Split over two lines to follow
7344 the GNU coding style.
7346 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7348 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7349 __GXX_EXPERIMENTAL_CXX0X__.
7350 * doc/cpp.texi: Same.
7352 2007-01-05 Richard Guenther <rguenther@suse.de>
7355 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7356 with mismatched types. Instead explicitly build a
7357 conversion NOP_EXPR.
7359 2007-01-05 Ian Lance Taylor <iant@google.com>
7361 * c-common.c (decl_with_nonnull_addr_p): New function.
7362 (c_common_truthvalue_conversion): Call it.
7363 * c-typeck.c (build_binary_op): Likewise.
7364 * c-common.h (decl_with_nonnull_addr_p): Declare.
7366 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7369 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7372 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7374 * doc/install.texi (Final install): Document the fact that
7375 the GNAT runtime should not be stripped.
7377 2007-01-04 Jan Hubicka <jh@suse.cz>
7379 * tree-inline.c (fold_marked_statements): Update operand caches
7380 and EH after folding
7382 2007-01-04 Ian Lance Taylor <iant@google.com>
7384 * c-common.c (check_function_nonnull): Whitespace fix.
7386 2007-01-04 Jan Hubicka <jh@suse.cz>
7388 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7389 comitted older version of patch.
7390 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7391 function, celanup cfg and collect garbage.
7393 2007-01-04 Mike Stump <mrs@apple.com>
7395 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7398 2007-01-04 Eric Christopher <echristo@apple.com>
7400 * libgcc2.c (__bswapsi2): Use SItype.
7401 (__bswapdi2): Use DItype.
7402 * libgcc2.h: Update for above.
7404 2007-01-04 Paul Brook <paul@codesourcery.com>
7406 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7407 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7408 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7409 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7410 umulsi3_highpart): Make conditional on !arm_arch6.
7411 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7412 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7413 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7414 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7415 umulsi3_highpart_v6): New insns.
7417 2007-01-04 Roger Sayle <roger@eyesopen.com>
7419 * fold-const.c (fold_convert): When casting an expression to void,
7420 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7421 have a type. Instead of attempting to build a NOP_EXPR, return
7422 these "special" trees directly.
7424 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7426 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7427 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7428 rs6000_cost->fp not 0 as adjustment for outer NEG.
7430 2007-01-04 Jan Hubicka <jh@suse.cz>
7432 * cgraph.c (cgraph_release_function_body): New function.
7433 (cgraph_remove_node): Use it.
7434 * cgraph.h (cgraph_release_function_body): Declare.
7435 * cgraphunit.c (cgraph_expand_function): Use it.
7436 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7437 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7438 is initialized and while compilation of other function is running.
7439 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7440 statement CFG annotations from here to ...
7441 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7443 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7445 * cfgloop.h (enum li_flags): Make the constants powers of two.
7447 2007-01-04 Jan Hubicka <jh@suse.cz>
7449 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7451 (fold_marked_statements): New function.
7452 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7453 * tree-inline.h (copy_body_data): Add statements_to_fold.
7455 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7457 * config.gcc: Mention libgcc/config.host.
7458 * Makefile.in: Update comments mentioning libgcc.
7459 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7460 (all.cross, start.encap, rest.encap, rest.cross): Update
7461 dependencies for libgcc move.
7462 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7463 (clean-target, clean-target-libgcc): Delete.
7464 (srcdirify, GCC_EXTRA_PARTS): New macros.
7465 (libgcc-support, libgcc.mvars): New rules.
7466 (distclean): Remove mention of mklibgcc.
7467 (install): Don't reference INSTALL_LIBGCC.
7468 (install-common): Don't reference EXTRA_PARTS.
7469 (install-libgcc, install-multilib): Delete rules.
7470 * mklibgcc.in: Delete file.
7471 * doc/configfiles.texi: Don't mention mklibgcc.
7473 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7474 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7475 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7476 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7477 (mklibgcc, ldblspecs): Likewise.
7479 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7480 (posixpre.def): Use $(T).
7481 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7482 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7483 (SHLIB_LINK): Make dummy.
7484 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7486 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7488 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7489 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7490 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7491 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7493 * configure.ac (all_outputs): Remove mklibgcc.
7494 * configure: Regenerated.
7496 2007-01-03 Josh Conner <jconner@apple.com>
7499 * calls.c (compute_argument_addresses): Set stack and stack_slot
7500 for partial args, too.
7501 (store_one_arg): Use locate.size.constant for the size when
7502 generating a save_area.
7504 2007-01-03 Robert Kennedy <jimbob@google.com>
7506 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7507 whose definitions are deleted due to basic block merging.
7509 2007-01-03 Paul Brook <paul@codesourcery.com>
7512 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7514 (use_return_insn): Return 0 for Thumb interrupt functions.
7515 (print_multi_reg): Add rfe argument for IRQ returns.
7516 (arm_output_epilogue): Pop interrupt return address directly into PC.
7517 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7519 2007-01-03 Paul Brook <paul@codesourcery.com>
7521 Merge from sourcerygxx-4_1.
7522 * config/arm/thumb2.md: New file.
7523 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7525 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7526 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7527 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7528 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7530 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7531 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7533 * config/arm/ieee754-sf.S: Ditto.
7534 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7535 (thumb1_base_register_rtx_p): ... to this.
7536 (thumb_index_register_rtx_p): Rename...
7537 (thumb1_index_register_rtx_p): ... to this.
7538 (thumb_output_function_prologue): Rename...
7539 (thumb1_output_function_prologue): ... to this.
7540 (thumb_legitimate_address_p): Rename...
7541 (thumb1_legitimate_address_p): ... to this.
7542 (thumb_rtx_costs): Rename...
7543 (thumb1_rtx_costs): ... to this.
7544 (thumb_compute_save_reg_mask): Rename...
7545 (thumb1_compute_save_reg_mask): ... to this.
7546 (thumb_final_prescan_insn): Rename...
7547 (thumb1_final_prescan_insn): ... to this.
7548 (thumb_expand_epilogue): Rename...
7549 (thumb1_expand_epilogue): ... to this.
7550 (arm_unwind_emit_stm): Rename...
7551 (arm_unwind_emit_sequence): ... to this.
7552 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7553 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7554 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7555 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7556 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7557 thumb2_output_casesi): New functions.
7558 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7559 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7560 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7561 THUMB2_WORK_REGS): Define.
7562 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7563 arm_condexec_mask, arm_condexec_masklen)): New variables.
7564 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7565 (arm_override_options): Check new CPU capabilities.
7566 Set new architecture flag variables.
7567 (arm_isr_value): Handle v7m interrupt functions.
7568 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7570 (const_ok_for_arm): Handle Thumb-2 constants.
7571 (arm_gen_constant): Ditto. Use movw when available.
7572 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7574 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7575 (thumb_find_work_register, arm_load_pic_register,
7576 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7577 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7578 print_multi_reg, output_mov_long_double_fpa_from_arm,
7579 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7580 output_mov_double_fpa_from_arm, output_move_double,
7581 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7582 output_return_instruction, arm_output_function_prologue,
7583 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7584 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7585 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7586 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7587 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7588 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7590 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7591 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7592 (arm_file_start): Output directive for unified syntax.
7593 (arm_unwind_emit_set): Handle stack alignment instruction.
7594 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7595 Add v6t2, v7, v7a, v7r and v7m.
7596 (RETLDM): Add Thumb-2 code.
7597 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7598 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7599 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7600 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7601 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7602 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7603 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7604 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7605 ADJUST_INSN_LENGTH): Define.
7606 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7607 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7608 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7609 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7610 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7611 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7612 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7613 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7614 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7615 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7616 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7617 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7618 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7619 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7620 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7621 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7622 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7624 * config/arm/arm-tune.md: Regenerate.
7625 * config/arm/arm-protos.h: Update prototypes.
7626 * config/arm/vfp.md: Enable patterns for Thumb-2.
7627 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7628 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7629 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7630 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7631 * config/arm/libunwind.S: Add Thumb-2 code.
7632 * config/arm/constraints.md: Update include Thumb-2.
7633 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7634 * config/arm/ieee754-df.S: Ditto.
7635 * config/arm/bpabi.S: Ditto.
7636 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7637 * config/arm/predicates.md (low_register_operand,
7638 low_reg_or_int_operand, thumb_16bit_operator): New.
7639 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7640 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7641 * config/arm/t-arm-elf: Add armv7 multilib.
7642 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7644 (UNSPEC_STACK_ALIGN, ce_count): New.
7645 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7646 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7648 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7649 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7650 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7651 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7652 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7653 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7655 * doc/extend.texi: Document ARMv7-M interrupt functions.
7656 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7658 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7660 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7661 (struct _Unwind_Context): Rename args_size to flags, remove
7662 signal_frame field, add a new args_size field and version field.
7663 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7664 _Unwind_IsExtendedContext): New inline functions.
7665 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7666 Assume by_value array is only present if _Unwind_IsExtendedContext.
7667 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7668 _Unwind_IsSignalFrame.
7669 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7670 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7671 (uw_init_context_1): Initialize context->flags to
7672 EXTENDED_CONTEXT_BIT.
7673 * config/rs6000/linux-unwind.h (frob_update_context): Use
7674 _Unwind_SetSignalFrame.
7676 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7679 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7680 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7683 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7685 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7686 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7687 RET, AT_SP): Remove.
7688 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7691 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7692 * cfgbuild.c (find_basic_blocks): Likewise.
7693 * cfgrtl.c (rtl_create_basic_block): Likewise.
7694 * function.c (temp_slots_at_level): Likewise.
7695 * reg-stack.c (stack_regs_mentioned): Likewise.
7696 * regclass.c (allocate_reg_info): Likewise.
7697 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7698 set_bb_for_stmt, move_block_to_fn): Likewise.
7699 * tree-complex.c (tree_lower_complex): Likewise.
7700 * vec.h (VEC_safe_grow_cleared): New.
7702 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7704 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7706 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7707 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7709 * cfgloopmanip.c (scale_loop_frequencies): Export.
7710 (loopify): Scale the frequencies by prescribed coefficients.
7711 (set_zero_probability): New function.
7712 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7713 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7714 and frequencies according to arguments.
7715 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7717 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7718 * modulo-sched.c (sms_schedule): Set probabilities for entering
7719 versioned loop correctly.
7720 * tree-vect-transform.c (vect_transform_loop): Ditto.
7721 * cfgloop.h (loopify, loop_version): Declaration changed.
7722 (scale_loop_frequencies): Declared.
7724 2007-01-02 Jan Hubicka <jh@suse.cz>
7726 * cgraph.c: Include tree-flow.h
7727 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7729 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7730 * tree-pass.h (pass_all_early_optimizations): Declare.
7731 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7733 (cgraph_analyze_function): Do early_local_passes.
7734 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7735 Do not add referenced vars.
7736 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7738 (gate_all_early_local_passes): New gate.
7739 (pass_early_local_passes): Use new gate.
7740 (execute_early_local_optimizations): New functions.
7741 (gate_all_early_optimizations): New gate.
7742 (pass_all_early_optimizations): New pass.
7743 (execute_free_datastructures): Free SSA only when initialized.
7744 (gate_init_datastructures): Init only when optimizing.
7745 (tree_lowering_passes): Do early local passes when called late.
7746 * tree-profile.c (do_tree_profiling): Don't profile functions added
7748 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7749 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7751 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7752 during early_local_passes.
7753 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7756 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7758 * Makefile.in: Update copyright year.
7760 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7762 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7763 in $(lang_checks) and check-consistency targets.
7765 2007-01-02 Jan Hubicka <jh@suse.cz>
7767 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7768 Do not add referenced vars.
7769 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7771 * passes.c (init_optimization_passes): Put mudflap_2 after
7772 free_datastructures.
7774 2007-01-02 Jan Hubicka <jh@suse.cz>
7776 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7777 Set NOTHROW flag on call statements proved to be nothrow.
7778 Update statement of local calls so new pure/const functions are
7779 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7781 (tree_rest_of_compilation): Register hooks and initialize bitmap
7782 early. Do not set after_inlining flag.
7784 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7786 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7787 HOST_BITS_PER_LONGLONG
7789 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7792 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7793 warning for non-static initializers.
7795 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7797 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7798 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7799 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7800 Always use set_unique_reg_note to add REG_EQUAL notes.
7802 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7805 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7807 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7808 * cfgbuild.c (find_basic_blocks): Likewise.
7809 * cfgrtl.c (rtl_create_basic_block): Likewise.
7810 * function.c (temp_slots_at_level): Likewise.
7811 * reg-stack.c (stack_regs_mentioned): Likewise.
7812 * regclass.c (allocate_reg_info): Likewise.
7813 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7814 set_bb_for_stmt, move_block_to_fn): Likewise.
7815 * tree-complex.c (tree_lower_complex): Likewise.
7816 * vec.h (VEC_safe_grow_cleared): New.
7818 2007-01-02 Ian Lance Taylor <iant@google.com>
7820 * c-common.c (c_common_truthvalue_conversion): When warning about
7821 using an assignment as a truth value, set TREE_NO_WARNING.
7823 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7826 * c.opt (Wold-style-declaration): New.
7827 * doc/invoke.texi (C-only Warning Options): New.
7828 (Wold-style-declaration): Document it.
7829 (Wextra): Enabled by -Wextra.
7830 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7831 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7832 -Wold-style-declaration.
7834 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7836 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7837 * cfgbuild.c (find_basic_blocks): Likewise.
7838 * cfgrtl.c (rtl_create_basic_block): Likewise.
7839 * function.c (temp_slots_at_level): Likewise.
7840 * reg-stack.c (stack_regs_mentioned): Likewise.
7841 * regclass.c (allocate_reg_info): Likewise.
7842 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7843 set_bb_for_stmt, move_block_to_fn): Likewise.
7844 * tree-complex.c (tree_lower_complex): Likewise.
7845 * vec.h (VEC_safe_grow_cleared): New.
7847 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7849 * c-common.c (c_common_nodes_and_builtins): Since variants of
7850 void_type_node get built before it is given a name, we need to
7851 give those variants the name, too.
7852 (complete_array_type): We need to work with the canonical main
7853 type of the array, from which we will build the qualified version.
7854 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7855 * print-tree.c (print_node): Display canonical type information
7857 * stor-layout.c (layout_type): When we don't know the
7858 alignment of a type for which we're building an array, we end up
7859 guessing wrong, so make the type require structural equality.
7860 * tree.c (make_node_stat): When we build a new type, it is its
7862 (build_type_attribute_qual_variant): When building an attribute
7863 variant, its canonical type is the non-attribute variant. However,
7864 if the attributes are target-dependent and they differ, we need to
7865 use structural equality checks for this type.
7866 (build_qualified_type): A qualified type is not equivalent to its
7867 unqualified variant; set the canonical type appropriately.
7868 (build_distinct_type_copy): When building a distinct type from
7869 another type, the new type is its own canonical type.
7870 (build_variant_type_copy): When building a new type variant, we
7871 assume that it is equivalent to the original type.
7872 (build_pointer_type_for_mode): When building a pointer type, also
7873 build a canonical type pointer.
7874 (build_reference_type_for_mode): When building a reference type,
7875 also build a canonical type reference.
7876 (build_index_type): When we can't hash an index type (e.g.,
7877 because its maximum value is negative), the index type requires
7878 structural equality tests.
7879 (build_array_type): Build the canonical form of an array type.
7880 (build_function_type): Function types require structural equality,
7881 because they contain default arguments, attributes, etc.
7882 (build_method_type_directly): Ditto for method types.
7883 (build_offset_type): Build the canonical offset type.
7884 (build_complex_type): Build the canonical vector type.
7885 (make_vector_type): Build the canonical vector type.
7886 * tree.h (TYPE_CANONICAL): New.
7887 (TYPE_STRUCTURAL_EQUALITY_P): New.
7888 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7889 (struct tree_type): Added "canonical" field.
7890 * params.h (VERIFY_CANONICAL_TYPES): New.
7891 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7892 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7893 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7894 * doc/invoke.texi (verify-canonical-types): Document --param
7895 parameter for verifying canonical types.
7897 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7899 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7900 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7901 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7902 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7904 * config/rs6000/e500.h: New.
7905 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7906 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7908 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7909 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7910 TARGET_E500_DOUBLE): Remove.
7911 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7912 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7913 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7914 * config/rs6000/rs6000.c (rs6000_override_options): Use
7917 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7919 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7920 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7921 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7922 rs6000_emit_cmove): Don't check TARGET_E500.
7923 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7924 sordered): Don't check TARGET_E500.
7926 2007-01-01 Eric Christopher <echristo@apple.com>
7928 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7929 HARD_REGISTER_NUM_P.
7931 2007-01-01 Roger Sayle <roger@eyesopen.com>
7933 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7934 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7935 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7938 2007-01-01 Mike Stump <mrs@apple.com>
7940 * configure.ac: Remove support for building with Apple's gcc-3.1.
7942 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7945 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7946 REG is a hard register. Do not modify REG before calling
7948 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7949 multiple of the size of YMODE for certain lowpart cases.
7951 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7954 * gimplify (voidify_wrapper_expr): Update for
7957 2007-01-01 Andreas Schwab <schwab@suse.de>
7960 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7961 save of BR0 in extra_spill_size instead of spill_size.
7962 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7964 (ia64_expand_epilogue): Restore BR0 from its new location.
7966 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7968 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7969 Use a temporary variable if the left hand side is not a gimple
7972 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7974 * gimplify.c (gimplify_return_expr): Make the temporary variable
7975 for the return expression, a gimple register variable.
7977 2007-01-01 Jan Hubicka <jh@suse.cz>
7979 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7982 2007-01-01 Mike Stump <mrs@apple.com>
7984 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7986 * config/darwin.c (machopic_select_rtx_section): Use
7988 (darwin_mergeable_constant_section): Likewise.
7989 * configure: Regenerate.
7990 * config.in: Regenerate.
7992 2007-01-01 Jan Hubicka <jh@suse.cz>
7993 Andrew Pinski <pinskia@gmail.com>
7995 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7996 before starting IPA passes.