1 2007-03-09 Sa Liu <saliu@de.ibm.com>
3 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5 2007-03-09 Ian Lance Taylor <iant@google.com>
7 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8 argument) like -Wstrict-overflow=2.
9 * doc/invoke.texi (Warning Options): Update documentation.
11 2007-03-09 Dirk Mueller <dmueller@suse.de>
14 * doc/invoke.texi (-Wlogical-op): Document.
15 * common.opt (-Wlogical-op): New.
16 * c-common.h (warn_logical_operator): Declare.
17 * c-common.c (warn_logical_operator): Define.
18 * c-typeck.c (parser_build_binary_op): Call
19 warn_logical_operator.
21 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24 * final.c (final_scan_insn): Test for non-"" file name.
26 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
28 * doc/loop.texi: Document the Omega linear constraints solver.
29 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
30 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
31 omega-hash-table-size, omega-max-keys, and
32 omega-eliminate-redundant-constraints.
33 * tree-pass.h (pass_check_data_deps): Declared.
36 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
37 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
38 pass_check_data_deps): New.
39 * tree-data-ref.c (init_data_ref): Remove declaration.
40 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
41 (analyze_array): Renamed init_array_ref, move up initializations.
42 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
43 Removed arguments that are set to NULL.
44 (analyze_indirect_ref): Correct indentation, correct call to
46 (object_analysis): Call init_array_ref instead of analyze_array.
47 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
48 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
49 of DR_ACCESS_FNS_ADDR.
50 (init_omega_eq_with_af, omega_extract_distance_vectors,
51 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
52 ddr_consistent_p): New.
53 (compute_affine_dependence): Check consistency of ddrs when
54 flag_check_data_deps is passed.
55 (analyze_all_data_dependences): Uncomment.
56 (tree_check_data_deps): New.
57 * tree-data-ref.h: Include omega.h.
58 (DR_ACCESS_FNS_ADDR): Removed.
59 (data_dependence_relation): Add inner_loop.
60 (DDR_INNER_LOOP): New.
61 * common.opt (fcheck-data-deps): New.
62 * tree-flow.h (tree_check_data_deps): Declare.
63 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
64 (OBJS-common): Depend on omega.o.
66 * passes.c (pass_check_data_deps): Scheduled.
67 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
68 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
69 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
70 PARAM_VECT_MAX_VERSION_CHECKS,
71 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
73 2007-03-09 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/30904
77 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
78 the same way as *_DIV_EXPR.
80 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
82 * recog.c (decode_asm_operands): No mixed declarations and code.
84 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
86 * rtl.def (ASM_INPUT): Add location.
87 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
88 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
89 (decode_asm_operands): Add loc operand.
90 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
91 * stmt.c (expand_asm): Rename to...
92 (expand_asm_loc): ... this. Add locus argument. Pass it on to
93 gen_rtx_ASM_INPUT_loc.
94 (expand_asm_expr): Adjust.
95 * recog.c (decode_asm_operands): Add loc operand.
96 (check_asm_operands, extract_insn): Adjust.
97 * reload1.c (maybe_fix_stack_asms): Likewise.
98 * final.c (asm_insn_count): Likewise.
99 (final_scan_insn): Output # line before and after asm.
101 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
103 * tree-ssa-structalias.c (variable_info): Remove
105 (new_var_info): Ditto.
106 (shared_bitmap_info_t): New structure.
107 (shared_bitmap_table): New variable.
108 (shared_bitmap_hash): New function.
109 (shared_bitmap_eq): Ditto
110 (shared_bitmap_lookup): Ditto.
111 (shared_bitmap_add): Ditto.
112 (merge_smts_into): Change to take bitmap directly.
113 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
114 (init_alias_vars): Init shared bitmap hashtable.
115 (delete_points_to_sets): Delete shared bitmap hashtable.
116 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
117 is_aliased removal as a change that was still necessary was
120 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
122 * config/i386/i386.h (override_options): Conditionally disable
123 x86_sahf for 64bit targets only.
125 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
128 * c-decl.c (merge_decls): Don't call make_var_volatile.
129 * varasm.c (make_var_volatile): Remove.
130 * output.h (make_var_volatile): Remove.
132 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
134 PR tree-optimization/31085
135 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
137 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
139 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
140 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
141 ATTR_CONST_NOTHROW_LIST.
143 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
146 2007-03-08 Diego Novillo <dnovillo@redhat.com>
148 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
150 2007-03-08 Geoffrey Keating <geoffk@apple.com>
153 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
155 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
156 passed, use shared libgcc.
158 2007-03-08 Roger Sayle <roger@eyesopen.com>
160 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
161 instead of calling build2 with a GIMPLE_MODIFY_STMT.
162 (honor_protect_cleanup_actions, lower_try_finally_switch):
164 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
165 ifc_temp_var): Likewise.
166 * tree-inline.c (setup_one_parameter): Likewise.
167 * tree-mudflap.c (mf_decl_cache_locals,
168 mf_build_check_statement_for): Likewise.
169 * tree-nested.c (init_tmp_var, save_tmp_var,
170 finalize_nesting_tree_1): Likewise.
171 * tree-outof-ssa.c (insert_copy_on_edge,
172 insert_backedge_copies): Likewise.
173 * tree-profile.c (tree_gen_edge_profiler,
174 tree_gen_ic_profiler): Likewise.
175 * tree-scalar-evolution.c (scev_const_prop): Likewise.
176 * tree-sra.c (sra_build_assignment): Likewise.
177 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
178 * tree-ssa-math-opts.c (insert_reciprocals,
179 execute_cse_sincos_1): Likewise.
180 * tree-tailcall.c (adjust_accumulator_values,
181 adjust_return_value): Likewise.
182 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
183 * tree-vect-transform.c (vect_create_data_ref_ptr,
184 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
185 vect_create_epilog_for_reduction, vectorizable_reduction,
186 vectorizable_call, vectorizable_conversion,
187 vectorizable_assignment, vectorizable_operation,
188 vectorizable_type_demotion, vect_gen_widened_results_half,
189 vect_permute_store_chain, vectorizable_store,
190 vect_setup_realignment, vect_permute_load_chain,
191 vectorizable_load, vectorizable_condition,
192 vect_create_cond_for_align_checks): Likewise.
193 * tree-vrp.c (build_assert_expr_for): Likewise.
195 2007-03-08 Ian Lance Taylor <iant@google.com>
197 * tree-vrp.c: Include "intl.h".
198 (usable_range_p): New static function.
199 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
200 overflowed values, juts set *strict_overflow_p.
201 (compare_values): Only return -2 if one of the operands is not a
203 (compare_ranges): Call usable_range_p.
204 (compare_range_with_value): Likewise.
205 (vrp_evaluate_conditional_warnv): Rename from
206 vrp_evaluate_conditional. Make static. Change all callers.
207 (vrp_evaluate_conditional): New function.
208 (simplify_div_or_mod_using_ranges): Issue warning about reliance
210 (simplify_abs_using_ranges): Likewise.
211 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
212 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
213 within_stmt parameter.
214 * tree-ssa-propagate.c (fold_predicate_in): Update call to
215 vrp_evaluate_conditional.
216 * tree-ssa-threadedge.c
217 (record_temporary_equivalences_from_stmts_at_dest): Change
218 simplify parameter to take a second tree parameter.
219 (simplify_control_stmt_condition): Likewise.
220 (thread_across_edge): Likewise.
221 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
222 (thread_across_edge): Likewise.
223 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
225 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.h (TARGET_SAHF): New define.
228 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
229 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
230 (x86_sahf): New global variable.
231 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
232 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
233 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
234 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
236 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
237 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
238 when expanding fcomi/sahf based tests.
239 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
240 expanding sahf based alternative. Emit sahf based sequence when
241 optimizing for code size.
242 * config/i386/i386.md (x86_sahf_1): Do not disable for
243 TARGET_64BIT, enable for TARGET_SAHF.
245 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
247 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
248 spurious whitespace from error message.
250 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
253 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
255 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
257 * c-decl.c (grokdeclarator): Disable warnings for anonymous
259 * tree-sra.c (instantiate_element): Propagate disabled warnings
260 from the element itself to the created variable.
262 2007-03-07 Richard Henderson <rth@redhat.com>
265 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
266 silently fix up the stack in the case of a missing register.
268 2007-03-07 Paul Brook <paul@codesourcery.com>
270 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
272 2007-03-07 Joseph Myers <joseph@codesourcery.com>
274 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
276 (phase1_vrs): Use them.
277 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
278 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
279 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
280 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
281 __gnu_Unwind_Restore_WMMXC if required.
282 (_Unwind_VRS_Pop): Implement iWMMXt support.
283 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
284 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
285 gnu_Unwind_Save_WMMXC): Define.
287 2007-03-07 Richard Sandiford <richard@codesourcery.com>
289 * config/vxworks.h (vxworks_override_options): Declare.
290 (VXWORKS_OVERRIDE_OPTIONS): Use it.
291 * config/vxworks.c: Include target.h and toplev.h.
292 (vxworks_override_options): New function.
293 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
295 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
297 * config/s390/s390.c (override_options): Don't emit an error when
298 -mstack-size is used without providing -mstack-guard.
299 (s390_emit_prologue): Choose stack_guard value automatically if not
300 provided via command line.
301 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
303 2007-03-07 Richard Sandiford <richard@codesourcery.com>
305 * config/i386/i386.c (output_set_got): Add a GOT initialization
306 sequence for VxWorks PIC.
307 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
308 around labels as well as symbols. Use gotoff_operand instead
309 of local_symbolic_operand.
310 (legitimize_pic_address): Use gotoff_operand instead of
311 local_symbolic_operand. Use @GOT accesses for labels as
313 (ix86_output_addr_diff_elt): Use PC-relative rather than
314 GP-relative offsets for VxWorks PIC.
315 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
316 no_new_pseudos. Check whether the returned register is op0.
317 * config/i386/i386.md (tablejump): Use PC-relative rather than
318 GP-relative offsets for VxWorks PIC.
319 * config/i386/predicates.md (gotoff_operand): New predicate.
321 2007-03-06 Richard Sandiford <richard@codesourcery.com>
323 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
325 * config/vxworks-dummy.h: New file.
326 * config/i386/i386.h: Include it.
328 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
330 * dwarf2out.c (is_inlined_entry_point): New
331 (add_high_low_attributes): Emit DW_AT_entry_pc along with
332 DW_AT_ranges if the first subblock is the entry point.
334 2007-03-06 David Daney <ddaney@avtrex.com>
336 * doc/install.texi (mips-*-*): Change recommended binutils
339 2007-03-06 Anatoly Sokolov <aesok@post.ru>
341 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
342 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
345 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
347 2007-03-06 Jan Hubicka <jh@suse.cz>
349 * errors.h (warning, error, fatal, internal_error): Mark as cold.
350 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
352 (probably_cold_bb_p): Cold functions are cold.
353 (probably_never_executed_bb_p): Cold functions are cold.
354 (tree_bb_level_predictions): Predict calls to cold functions as not
356 (compute_function_frequency): Check hot/cold attributes.
357 * function.h (function_frequency): Update comments.
358 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
359 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
360 (c_common_att): Add cold and hot.
362 * doc/extend.texi (hot,cold attributes): Document.
364 2007-03-06 Andrew Haley <aph@redhat.com>
366 * function.c (expand_function_end): Move blockage to just after we
367 emit the label for the naked return from the function.
369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
371 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
374 2007-03-06 Jan Hubicka <jh@suse.cz>
376 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
377 loaded for constant large models. Non-large 64bit PIC can do.
378 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
379 * cmodel.h: Add LARGE PIC.
380 * i386.md (UNSPEC_PLTOFF): New.
381 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
383 (*call_1_rex64): Disable for large models.
384 (*call_1_rex64_large): New.
385 (*call_value_1_rex64): Disable for large models.
386 (*call_value_1_rex64_large): New.
388 (set_got_offset_rex64): New.
389 * predicates.md (constant_call_address_operand): For large model
390 constant calls are not possible.
391 * i386-protos.h (construct_plt_address): Declare.
392 * i386.c (override_options): Accept large models.
393 (ix86_expand_prologue): Expand large PIC GOT pointer load.
394 (legitimate_constant_p): Add new UNSPECs.
395 (legitimate_pic_operand_p): Likewise.
396 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
397 (legitimize_pic_address): Do easy RIP relative way for TLS only for
399 (output_pic_addr_const): Add PLTOFF.
400 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
401 (ix86_expand_move): Legitimize pic address when in PIC mode.
402 (construct_plt_address): New function.
403 (ix86_expand_call): Offload the address to register and use GOT pointer
405 * invoke.texi (mcmodel=large): Update documentation.
407 2007-03-06 Richard Henderson <rth@redhat.com>
409 * config/i386/i386.c (x86_use_leave, x86_push_memory,
410 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
411 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
412 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
413 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
414 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
415 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
416 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
417 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
418 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
419 x86_partial_reg_dependency, x86_memory_mismatch_stall,
420 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
421 x86_sse_partial_reg_dependency, x86_sse_split_regs,
422 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
423 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
424 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
425 x86_schedule, x86_use_bt, x86_pad_returns): Merge into ...
426 (ix86_tune_features): ... here. New array.
427 (x86_cmove, x86_use_xchgb, x86_cmpxchg, x86_cmpxchg8b,
428 x86_xadd, x86_bswap): Merge into ...
429 (ix86_arch_features): ... here. New array.
430 (x86_3dnow_a): Remove.
431 (x86_accumulate_outgoing_args): Make static.
432 (x86_arch_always_fancy_math_387): Make static.
433 (ix86_tune_mask, ix86_arch_mask): Move ...
434 (override_options): ... to local variables here. Apply the
435 appropriate mask to each element of ix86_arch_features and
436 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
437 as were done in the old macros.
438 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
439 * config/i386/i386.h (x86_use_leave, x86_push_memory,
440 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
441 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
442 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
443 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
444 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
445 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
446 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
447 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
448 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
449 x86_partial_reg_dependency, x86_memory_mismatch_stall,
450 x86_accumulate_outgoing_args, x86_prologue_using_move,
451 x86_epilogue_using_move, x86_decompose_lea,
452 x86_arch_always_fancy_math_387, x86_shift1,
453 x86_sse_partial_reg_dependency, x86_sse_split_regs,
454 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
455 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
456 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
457 x86_use_incdec, x86_pad_returns, x86_bswap,
458 x86_partial_flag_reg_stall): Remove.
459 (enum ix86_tune_indices): New.
460 (ix86_tune_features): New.
461 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
462 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
463 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
464 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
465 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
466 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
467 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
468 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
469 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
470 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
471 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
472 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
473 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
474 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
475 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
476 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
477 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
478 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
479 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
480 TARGET_EXT_80387_CONSTANTS): Use it.
481 (enum ix86_arch_indices): New.
482 (ix86_arch_features): New.
483 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
484 TARGET_BSWAP): Use it.
485 (ix86_tune_mask, ix86_arch_mask): Remove.
487 2007-03-06 Joseph Myers <joseph@codesourcery.com>
490 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
491 Define using $${sysroot_headers_suffix}.
492 * configure: Regenerate.
493 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
494 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
496 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
497 * gcc.c (print_sysroot_headers_suffix): New.
498 (option_map): Include --print-sysroot-headers-suffix.
499 (display_help): Mention -print-sysroot-headers-suffix.
500 (process_command): Handle -print-sysroot-headers-suffix.
501 (do_spec_1): Append multilib directory to include-fixed path if
502 sysroot suffixes in use.
503 (main): Handle -print-sysroot-headers-suffix.
504 * Makefile.in (start.encap): Don't depend on xlimits.h
506 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
507 limits.h for each multilib in fixinc_list.
508 (fixinc_list, s-fixinc_list): New.
509 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
510 generate them for each multilib in fixinc_list.
511 (stmp-fixproto): Use include-fixed. Run fixproto for each
512 multilib in fixinc_list.
513 (mostlyclean): Don't remove xlimits.h.
514 (clean): Remove include-fixed.
515 (real-install-headers-tar, real-install-headers-cpio,
516 real-install-headers-cp): Don't copy include, only include-fixed.
517 (install-mkheaders): Depend on fixinc_list. Don't depend on
518 xlimits.h. Save limits.h files for each multilib in fixinc_list.
519 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
520 SYSTEM_HEADER_DIR setting in mkheaders.conf.
522 2007-03-06 Jan Hubicka <jh@suse.cz>
524 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
529 * configure.ac: Allow tm_file to contain build-directory files.
530 * configure: Regenerate.
531 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
532 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
533 * config/m68k/print-sysroot-suffix.sh: New file.
535 2007-03-06 Richard Sandiford <richard@codesourcery.com>
537 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
538 of pic_offset_table_rtx if reload_completed.
539 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
540 PIC_OFFSET_TABLE_REGNUM.
541 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
543 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
544 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
546 2007-03-06 Richard Sandiford <richard@codesourcery.com>
548 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
549 functions that call eh_return.
551 2007-03-06 Richard Sandiford <richard@codesourcery.com>
553 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
554 functions that need a constant pool.
556 2007-03-06 Richard Sandiford <richard@codesourcery.com>
559 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
560 (m68k_preferred_reload_class): Likewise.
561 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
562 (SECONDARY_RELOAD_CLASS): Define.
563 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
564 (LIMIT_RELOAD_CLASS): Delete.
565 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
566 registers from storing bytes.
567 (m68k_secondary_reload_class): New function.
568 (m68k_preferred_reload_class): Likewise.
570 2007-03-06 Richard Sandiford <richard@codesourcery.com>
572 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
574 (m68k_expand_prologue): Likewise.
576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
578 * config/m68k/m68k-protos.h (output_sibcall): Declare.
579 (mips_expand_epilogue): Add a bool parameter.
580 (m68k_legitimize_sibcall_address): Declare.
581 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
582 (m68k_expand_epilogue): Add a parameter to select between sibling
583 and normal epilogues. Only generate a return for the latter.
584 (m68k_ok_for_sibcall_p): New function.
585 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
586 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
587 (sibcall_value, *sibcall_value): Likewise.
588 (*call, *call_value): Require !SIBLING_CALL_P.
589 (epilogue): Update call to m68k_expand_epilogue.
590 (sibcall_epilogue): New pattern.
591 * config/m68k/predicates.md (const_call_operand): Say that this
592 predicate applies to sibling calls too.
593 (sibcall_operand): New predicate.
595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
597 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
598 alternatives as movsi_cf.
599 (movsf_cf_hard): Add commentary.
601 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
602 Richard Sandiford <richard@codesourcery.com>
604 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
605 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
606 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
607 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
608 as being live on exit from an interrupt function.
609 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
610 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
611 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
612 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
613 (m68k_interrupt_function_p): Globalize.
614 (m68k_compute_frame_layout): Remove reverse mask code.
615 (m68k_emit_movem, m68k_set_frame_related): New functions.
616 (m68k_output_function_prologue): Delete in favor of...
617 (m68k_expand_prologue): ...this new function.
618 (m68k_output_function_epilogue): Delete in favor of...
619 (m68k_expand_epilogue): ...this new function.
620 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
622 (print_operand): Handle %?.
623 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
624 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
625 (prologue, epilogue): New patterns.
626 (return): Turn into a define_expand.
627 (*return): New pattern, derived from old "return" pattern. Use rte
628 rather than rts for interrupt functions. Only use rtd if the pop
630 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
631 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
632 (link, *link, unlink, *unlink, load_got): Likewise.
634 2007-03-06 Richard Sandiford <richard@codesourcery.com>
638 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
639 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
640 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
641 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
642 and m68k_matches_u_p.
643 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
644 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
645 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
646 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
647 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
648 (REG_STRICT_P): New macro.
649 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
650 PCREL_GENERAL_OPERAND_OK.
651 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
652 m68k_legitimate_base_reg_p.
653 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
654 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
655 (PIC_CASE_VECTOR_ADDRESS): Update comment.
656 * config/m68k/m68k.c (m68k_address): New structure.
657 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
658 (m68k_decompose_index, m68k_legitimate_constant_address_p)
659 (m68k_jump_table_ref_p, m68k_decompose_address)
660 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
661 (m68k_matches_u_p): New functions.
662 (print_operand_address): Rewrite to use m68k_decompose_index.
664 2007-03-05 David Taylor <dtaylor@emc.com>
666 * gcc.c: Correct copyright date in --version output.
668 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
670 * pa.md: In unamed move patterns, disparge copies between general
671 and floating point registers using '?' modifier. Don't include 'f'
672 constraint for register preferences in DImode, SImode, HImode and
673 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
674 Remove constraints for copies between general and floating registers
675 in soft-float DFmode pattern.
676 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
680 2007-03-05 Mike Stump <mrs@apple.com>
682 * c-common.c (targetcm): Add.
683 * c-opts.c (c_common_handle_option): Handle language specific
685 * opts.c (handle_option): Verify language for target options, if
687 * opth-gen.awk: Add CL_LANG_ALL.
688 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
689 (TARGETCM_INITIALIZER): Add.
690 * target.h (struct gcc_targetcm): Add.
692 * targhooks.c (default_handle_c_option): Add.
693 * targhooks.h (default_handle_c_option): Add.
694 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
696 * config/darwin.opt (iframework): Add.
697 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
698 * config/darwin-c.c (handle_c_option): Add.
699 (TARGET_HANDLE_C_OPTION): Add.
701 * doc/invoke.texi (Darwin Options): Add -iframework.
703 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
705 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
708 2007-03-05 Ian Lance Taylor <iant@google.com>
710 * c.opt (fgnu89-inline): New option.
711 * c-opts.c (c_common_post_options): Set default value for
713 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
714 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
716 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
717 (grokdeclarator, start_function): Likewise.
718 * c-cppbuiltin.c (c_cpp_builtins): Define either
719 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
720 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
721 (C Dialect Options): Document -fgnu89-inline.
722 * doc/extend.texi (Function Attributes): Explain what the
723 gnu_inline attribute does.
724 * doc/cpp.texi (Common Predefined Macros): Document
725 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
727 2007-03-05 Ian Lance Taylor <iant@google.com>
729 PR tree-optimization/31034
730 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
731 half-range if the other side is an overflow infinity.
733 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
735 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
736 (bfin*-linux-uclibc*): New configuration.
737 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
739 * config/bfin/linux.h: New file.
740 * config/bfin/libgcc-bfin.ver: New file.
741 * config/bfin/t-bfin-uclinux: New file.
742 * config/bfin/t-bfin-linux: New file.
743 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
744 (TARGET_OS_CPP_BUILTINS): New macro.
746 2007-03-05 Richard Guenther <rguenther@suse.de>
748 * fold-const.c (fold_binary): Remove duplicate folding
749 of comparison of non-null ADDR_EXPR against null.
751 2007-03-05 Richard Guenther <rguenther@suse.de>
752 Dorit Nuzman <dorit@il.ibm.com>
754 PR tree-optimization/26420
755 * tree-vectorizer.c (vectorize_loops): Bail out early if there
756 are no loops in the function. Only print the number of
757 vectorized loops if it is greater than zero or we are supposed
758 to print information about unvectorized loops.
760 2007-03-05 Revital Eres <eres@il.ibm.com>
762 * gcc.dg/var-expand1.c: New test.
763 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
764 when an accumulator is expanded.
766 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
769 * c-common.c (convert_and_check): Don't give warnings for
770 conversion if 'expr' already overflowed.
772 2007-03-04 Roger Sayle <roger@eyesopen.com>
775 * fold-const.c (fold_comparison): Enforce type consistency when
776 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
778 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
780 * tree-ssa-address.c (create_mem_ref): Do not put an expression
781 containing a cast to the base of TARGET_MEM_REF.
783 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
785 * tree.c (tree_contains_struct_check_failed): Remove spurious
786 whitespace from error message.
788 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
791 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
792 instead of precision.
794 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
795 Nathan Sidwell <nathan@codesourcery.com>
797 * emit-rtl.c (find_auto_inc): New.
798 (try_split): recreate REG_INC notes,
799 Use regular for loops rather than whiles.
801 2007-03-03 Andreas Schwab <schwab@suse.de>
803 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
804 * configure: Regenerate.
806 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
808 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
809 flag_rounding_math, not flag_unsafe_math_optimizations.
811 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
813 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
814 alpha_fold_vector_minmax): Likewise.
815 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
816 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
818 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
820 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
821 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
822 if the lhs has side-effects.
823 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
825 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.h (TUNEMASK): Remove define.
828 (ARCHMASK): Remove define.
829 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
830 Use ix86_arch_mask variable instead of ARCHMASK.
831 * config/i386/i386.c (override_options): Ditto.
832 (standard_80387_constant_p): Ditto.
834 2007-03-02 Ian Lance Taylor <iant@google.com>
836 Used signed infinities in VRP.
837 * tree-vrp.c (uses_overflow_infinity): New static function.
838 (supports_overflow_infinity): New static function.
839 (make_overflow_infinity): New static function.
840 (negative_overflow_infinity): New static function.
841 (positive_overflow_infinity): New static function.
842 (is_negative_overflow_infinity): New static function.
843 (is_positive_overflow_infinity): New static function.
844 (is_overflow_infinity): New static function.
845 (overflow_infinity_range_p): New static function.
846 (compare_values_warnv): New function split out of compare_values.
847 (compare_value): Call it.
848 (set_value_range_to_nonnegative): Add overflow_infinity
849 parameter. Change caller.
850 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
852 (vrp_expr_computes_nonzero): Likewise.
853 (compare_ranges, compare_range_with_value): Likewise.
854 (compare_name_with_value, compare_names): Likewise.
855 (vrp_evaluate_conditional): Likewise.
856 (set_value_range): Handle infinity
857 (vrp_operand_equal_p, operand_less_p): Likewise.
858 (extract_range_from_assert): Likewise.
859 (vrp_int_const_binop): Likewise.
860 (extract_range_from_binary_expr): Likewise.
861 (extract_range_from_unary_expr): Likewise.
862 (extract_range_from_comparison): Likewise.
863 (extract_range_from_expr): Likewise.
864 (dump_value_range): Likewise.
865 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
866 (test_for_singularity): Likewise.
867 (vrp_int_const_binop): Remove inline qualifier.
868 (adjust_range_with_scev): Add comment.
869 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
871 2007-03-02 Diego Novillo <dnovillo@redhat.com>
873 * tree-ssa-structalias.c (could_have_pointers): Tidy.
874 (get_constraint_for): Likewise.
875 (do_structure_copy): Likewise.
876 (find_func_aliases): Fix references to MODIFY_EXPR.
877 (intra_create_variable_infos): Tidy.
878 * tree-ssa-operands.c (add_virtual_operand): Add argument
880 When adding members of alias sets, if IS_CALL_SITE is true and
881 the symbol is not call-clobbered, skip it.
884 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
886 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
887 entry by means of emit_insn_at_entry.
889 2007-03-02 Richard Henderson <rth@redhat.com>
891 * expr.h (promoted_input_arg): Remove decl.
892 * function.c (promoted_input_arg): Merge into ...
893 * combine.c (setup_incoming_promotions): ... only caller.
894 Rearrange to avoid double loop.
896 2007-03-02 Ben Elliston <bje@au.ibm.com>
897 Peter Bergner <bergner@vnet.ibm.com>
898 Janis Johnson <janis187@us.ibm.com>
900 * config/rs6000/dfp.md: New file.
901 * config/rs6000/rs6000.md: Include dfp.md.
902 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
903 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
904 and TDmode decimal float modes in FP registers.
905 (num_insns_constant): Likewise.
906 (rs6000_legitimate_offset_address_p): Likewise.
907 (rs6000_legitimize_address): Likewise.
908 (rs6000_legitimize_reload_address): Likewise.
909 (rs6000_legitimate_address): Likewise.
910 (rs6000_emit_move): Likewise.
911 (function_arg_boundary): Likewise.
912 (function_arg_advance): Likewise.
913 (rs6000_darwin64_record_arg_recurse): Likewise.
914 (function_arg): Likewise.
915 (rs6000_gimplify_va_arg): Likewise.
916 (rs6000_split_multireg_move): Likewise.
917 (rs6000_output_function_epilogue): Likewise.
918 (rs6000_output_function_epilogue): Likewise.
919 (rs6000_register_move_cost): Likewise.
920 (rs6000_function_value): Likewise.
921 (rs6000_libcall_value): Likewise.
923 2007-03-02 Richard Sandiford <richard@codesourcery.com>
925 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
927 2007-03-02 Richard Sandiford <richard@codesourcery.com>
929 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
930 Use $MULTIDIR to choose between the kernel and RTP headers,
931 and use $WIND_BASE and $WIND_USR to locate them.
933 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
935 * config/i386/i386.c (override_options): Put initialization of
936 ix86_tune_mask and ix86_arch_mask to the correct place.
938 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
939 Michael Meissner <michael.meissner@amd.com>
942 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
944 (TARGET_CMOVE): Use ARCHMASK.
945 (TARGET_CMPXCHG): Ditto.
946 (TARGET_CMPXCHG8B): Ditto.
947 (TARGET_XADD): Ditto.
948 (TARGET_BSWAP): Ditto.
949 * config/i386/i386.c (ix86_tune_mask): New global variable.
950 (ix86_arch_mask): Ditto.
951 (override_options): Initialize ix86_tune_mask and
952 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
955 2007-03-02 Ben Elliston <bje@au.ibm.com>
958 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
960 2007-03-02 Joseph Myers <joseph@codesourcery.com>
962 * target.h (init_dwarf_reg_sizes_extra): New target hook.
963 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
964 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
965 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
967 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
968 rs6000_init_dwarf_reg_sizes_extra): New.
969 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
970 SPE register high parts.
972 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
974 * Makefile.in: Add install-pdf target as
975 copied from automake v1.10 rules.
976 * configure.ac: Add install-pdf to target list.
977 * configure: Regenerate.
979 2007-03-01 Paul Brook <paul@codesourcery.com>
981 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
982 modes to LDRD for DImode.
983 (output_move_double): Fixup out of range ldrd/strd.
984 (vfp_secondary_reload_class): Rename...
985 (coproc_secondary_reload_class): ... to this. Add wb argument.
986 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
987 coproc_secondary_reload_class for CLASS_IWMMXT.
988 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
989 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
991 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
993 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
994 factor by the estimated number of iterations.
995 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
998 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
999 decode_caches_intel, detect_caches_intel): New functions.
1000 (host_detect_local_cpu): Use detect_caches_amd and
1001 detect_caches_intel.
1003 2007-03-01 Richard Henderson <rth@redhat.com>
1005 * expr.c (emit_move_complex_push): Export.
1006 (emit_move_complex_parts): Split out from ...
1007 (emit_move_complex): ... here.
1008 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1009 * config/i386/i386.md (movcdi): New.
1011 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1014 size of mode1 to check for tieable modes in MMX case.
1016 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1018 * Makefile.in (rtlanal.o): Depend on tree.h.
1019 * rtl.h (offset_within_section_p, split_const): Declare.
1020 * rtlanal.c: Include tree.h.
1021 (offset_within_block_p): New function, taken from
1022 mips_offset_within_object_p.
1023 (split_const): New function, taken from mips_split_const.
1024 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1026 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1027 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1028 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1029 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1030 (m68k_illegitimate_symbolic_constant_p): New function.
1031 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1032 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1033 symbolic constant that might be outside the symbol's section,
1034 move the symbol first and then add the offset.
1035 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1037 * config/mips/mips.c (mips_split_const): Delete.
1038 (mips_offset_within_object_p): Delete.
1039 (mips_symbolic_constant_p): Use offset_within_section_p and
1040 split_const instead of mips_offset_within_object_p and
1042 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1043 (mips_legitimize_const_move, print_operand_reloc)
1044 (mips_dangerous_for_la25_p): Use split_const instead of
1047 2007-02-28 Eric Christopher <echristo@apple.com>
1049 * Makefile.in (install-include-dir): Don't rm -rf include.
1051 2007-02-28 Richard Guenther <rguenther@suse.de>
1054 * fold-const.c (fold_binary): Do not associate expressions
1055 with more than one variable for integer types that do not wrap.
1057 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1059 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1060 Delete, and replace with...
1061 (fold_builtin_call_array): This. Update callers to use it.
1062 * fold-const.c (fold_build_call_list): Delete, and replace with...
1063 (fold_build_call_array): This.
1064 (fold_build_call_list_initializer): Delete, and replace with...
1065 (fold_build_call_array_initializer): This.
1066 * tree.h: Update declarations to reflect above changes.
1068 * c-typeck.c (build_function_call): Store converted arguments
1069 in a stack-allocated array instead of building a list.
1070 (convert_arguments): Store arguments in the array passed in as an
1071 argument, and return the actual number of arguments.
1072 * c-format.c: (check_function_format): Pass arguments in an
1073 array instead of a list.
1074 * c-common.c (check_function_nonnull): Likewise.
1075 (check_function_sentinel): Likewise.
1076 (check_function_arguments): Likewise.
1077 * c-common.h: Update declarations to reflect above changes.
1079 2007-02-28 Jan Hubicka <jh@suse.cz>
1081 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1082 PRED_NEGATIVE_RETURN): Update outcomes.
1084 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1086 * calls.c (emit_library_call_value_1): Handle partial registers
1087 correctly when building up CALL_INSN_FUNCTION_USAGE.
1089 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1091 * pa/predicates.md (move_src_operand): Allow zero for mode.
1092 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1095 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1099 *movv2df_internal): Enable pattern only for valid operand
1101 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1102 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1104 2007-02-27 Mike Stump <mrs@apple.com>
1106 * config/darwin-crt3.c: Avoid compilation when compiling for a
1109 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1111 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1113 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1114 for fixed headers and limits.h.
1115 (install-include-dir, install-headers-tar, install-headers-cpio,
1116 install-headers-cp, real-install-headers-tar,
1117 real-install-headers-cpio, real-install-headers-cp): Handle
1118 include-fixed as well as include.
1119 (install-mkheaders): Don't install files that go only in include
1121 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1122 from GCC_INCLUDE_DIR.
1123 * gcc.c (process_command): Remove special -BstageN/ handling.
1124 (do_spec_1): Add include-fixed directories.
1126 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1128 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1130 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1132 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1135 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1137 * c-common.c (get_priority): Add check for
1138 SUPPORTS_INIT_PRIORITY.
1140 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1142 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1144 * config/bfin/bfin.c: Include "cfglayout.h".
1145 (MAX_LSETUP_DISTANCE): New macro.
1146 (struct loop_info): New members incoming, incoming_src and
1147 incoming_dest. Delete member predecessor.
1148 (length_for_loop): New function.
1149 (bfin_optimize_loop): Handle more different loop structures.
1150 (bfin_discover_loop): Rework detection of predecessor blocks by
1151 examining incoming edges.
1152 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1154 (bfin_reorder_loops): New function.
1155 (bfin_reorg_loops): Use these three new functions.
1157 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1158 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1159 (CONSTRAINT_LEN): Add entry for 'q'.
1160 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1161 Add 'q' constraints.
1162 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1163 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1165 * config/bfin/bfin.md (add_with_carry): New pattern.
1166 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1167 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1168 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1169 support unsigned multiplies too. Removed incorrect commutativity from
1170 operand 1 constraint where appropriate.
1171 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1173 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1174 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1176 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1177 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1178 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1179 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1180 usmulhisi_hh_huh): New patterns.
1182 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1183 lshifthi3): Fix output template to use half reg for operand 2.
1185 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1188 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1190 2007-02-27 Andreas Schwab <schwab@suse.de>
1192 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1194 2007-02-27 Jan Hubicka <jh@suse.cz>
1196 * predict.c (last_basic_block_p): Remove.
1197 (tree_estimate_probability): Update return heuristic for commonized
1200 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1202 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1204 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1206 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1207 * doc/cpp.texi: Standardize title page.
1208 * doc/cppinternals.texi: Likewise.
1209 * doc/gcc.texi: Standardize title page, remove version number
1210 from copyright page.
1211 * doc/gccint.texi: Likewise.
1212 * doc/install.texi: Standardize title page, add table of
1215 2007-02-26 Jan Hubicka <jh@suse.cz>
1217 * predict.def: Set outcomes according to more recent results.
1218 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1219 Remove dead predictors.
1220 * predict.c (return_prediction): Fix pasto.
1222 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1224 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1225 change; avoid a memory leak when returning early.
1227 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1229 * c-decl.c (static_ctors): Move to c-common.c.
1230 (static_dtors): Likewise.
1231 (finish_function): Use c_record_cdtor_fn.
1232 (build_cdtor): Move to c-common.c.
1233 (c_write_global_declarations): Use c_build_cdtor_fns.
1234 * c-common.h (static_ctors): Declare.
1235 (static_dtors): Likewise.
1236 (c_record_cdtor_fn): Likewise.
1237 (c_build_cdtor_fns): Likewise.
1238 * c-common.c (static_ctors): New variable.
1239 (static_dtors): Likewise.
1240 (c_record_cdtor_fn): New function.
1241 (build_cdtor): Move from c-decl.c
1242 (c_build_cdtor_fns): New function.
1244 * output.h (assemble_addr_to_section): Declare.
1245 (get_cdtor_priority_section): Likewise.
1246 * varasm.c (assemble_addr_to_section): New function.
1247 (get_cdtor_priority_section): Likewise.
1248 (default_named_section_asm_out_destructor): Use them.
1249 (destor_dtor_section_asm_out_destructor): Likewise.
1250 (default_named_section_asm_out_constructor): Likewise.
1251 (default_ctor_section_asm_out_constructor): Likewise.
1252 * config.gcc (*-*-vxworks*): Include vxworks.o.
1253 * config/t-vxworks (vxworks.o): New target.
1254 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1255 (TARGET_ASM_CONSTRUCTOR): Define.
1256 (TARGET_ASM_DESTRUCTOR): Likewise.
1257 (vxworks_asm_out_constructor): Declare.
1258 (vxworks_asm_out_destructor): Likewise.
1260 * c-common.c (get_priority): Check that we have not just an
1261 INTEGER_CST, but an integer constant with integeral type.
1263 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1265 PR tree-optimization/30938
1266 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1267 use &dt[nargs-1] instead of &dt[nargs] in the call to
1268 vect_is_simple_use().
1270 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1272 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1273 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1274 Do not attempt to handle MEM inside auto-inc expressions.
1275 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1276 of a register modified by an auto-inc expression. However, do handle
1277 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1278 (elimination_effects): Prohibit elimination of a register modified
1279 by an auto-inc expression. Disable register elimination rules whose
1280 target register is modified by an auto-inc expression with variable
1283 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1285 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1287 (array_at_struct_end_p): New function.
1288 (idx_infer_loop_bounds): Use it.
1289 (estimate_numbers_of_iterations_loop): Export.
1290 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1291 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1292 (tree_estimate_probability): Call record_loop_exits.
1293 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1294 (estimated_loop_iterations, estimated_loop_iterations_int,
1295 estimated_loop_iterations_tree): New functions.
1296 (analyze_siv_subscript_cst_affine,
1297 compute_overlap_steps_for_affine_1_2,
1298 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1299 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1300 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1301 (PRED_LOOP_ITERATIONS_GUESSED): New.
1302 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1303 * cfgloop.h (estimate_numbers_of_iterations_loop,
1304 estimated_loop_iterations_int): Declare.
1306 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1308 * doc/extend.texi: Document optional priority argument to
1309 constructors and destructors.
1310 * tree.c (init_priority_for_decl): Adjust GTY markers.
1311 (init_ttree): Use priority-info hash functions for
1312 init_priority_for_decl.
1313 (tree_map_eq): Rename to ...
1314 (tree_map_base_eq): ... this.
1315 (tree_map_marked_p): Rename to ...
1316 (tree_map_base_marked_p): ... this.
1317 (tree_map_base_hash): New function.
1318 (decl_init_priority_lookup): Rework.
1319 (decl_fini_priority_lookup): New function.
1320 (decl_priority_info): New function.
1321 (decl_init_priority_insert): Use it.
1322 (decl_fini_priority_insert): Likewise.
1323 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1325 (decl_restrict_base_insert): Likewise.
1326 (decl_debug_expr_insert): Likewise.
1327 (decl_value_expr_lookup): Likewise.
1328 (decl_value_expr_insert): Likewise.
1329 * tree.h (priority_type): New type.
1330 (decl_init_priority_lookup): Use priority_type.
1331 (decl_fini_priority_lookup): New function.
1332 (decl_init_priority_insert): Use priority_type.
1333 (decl_fini_priority_insert): New function.
1334 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1335 (DECL_INIT_PRIORITY): Likewise.
1336 (SET_DECL_INIT_PRIORITY): Add comment.
1337 (DECL_FINI_PRIORITY): New macro.
1338 (SET_DECL_FINI_PRIORITY): Likewise.
1339 (DEFAULT_INIT_PRIORITY): Document.
1340 (MAX_INIT_PRIORITY): Likewise.
1341 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1342 (tree_map_base): New type.
1343 (tree_map_base_eq): New function.
1344 (tree_map_base_hash): Likewise.
1345 (tree_map_base_marked_p): Likewise.
1346 (tree_map): Inherit from tree_map_base.
1347 (tree_map_eq): Make it a macro.
1348 (tree_map_marked_p): Likewise.
1349 (tree_int_map): Inherit from tree_map_base.
1350 (tree_int_map_eq): Make it a macro.
1351 (tree_int_map_hash): Likewise.
1352 (tree_int_map_marked_p): Likewise.
1353 (tree_priority_map): New type.
1354 (tree_priority_map_eq): New macro.
1355 (tree_priority_map_hash): Likewise.
1356 (tree_priority_map_marked_p): Likewise.
1357 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1359 (emutls_common_1): Likewise.
1360 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1361 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1362 of tree_map hierarchy.
1363 * tree-cfg.c (move_stmt_r): Likewise.
1364 (new_label_mapper): Likewise.
1365 * c-tree.h (c_expand_body): Move to ...
1366 * c-common.h (c_expand_body): ... here.
1367 * c-decl.c (c_expand_body): Move to ...
1368 * c-common.c (c_expand_body): ... here.
1369 (c_common_attribute_table): Allow 1 argument for the constructor
1370 and destructor attributes.
1371 (get_priority): New function.
1372 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1373 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1375 2007-02-24 Jan Hubicka <jh@suse.cz>
1378 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1380 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1381 Jan Hubicka <jh@suse.cz>
1384 * i386.c (counter_mode): New function.
1385 (expand_set_or_movmem_via_loop): Use it.
1386 (expand_movmem_epilogue): Likewise; fix pasto.
1387 (ix86_expand_movmem): Do emit guard even for constant counts.
1388 (ix86_expand_setmem): Likewise.
1390 2007-02-25 Nick Clifton <nickc@redhat.com>
1392 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1393 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1395 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1398 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1399 count argument with 0x10, not with 0x16.
1400 (expand_setmem_epilogue): Ditto.
1402 2007-02-24 Mike Stump <mrs@apple.com>
1404 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1407 2007-02-24 Richard Guenther <rguenther@suse.de>
1410 * fold-const.c (fold_binary): Fold x +- CST op x for
1411 EQ_EXPR and NE_EXPR.
1413 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1415 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1417 2007-02-24 Jan Hubicka <jh@suse.cz>
1419 * cgraphunit.c (decide_is_function_needed): Honor
1420 -fkeep-inline-functions.
1422 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1424 * builtins.c (fold_builtin_modf): New.
1425 (fold_builtin_2): Use it.
1427 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1429 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1430 (determine_max_iter): Take additional LOOP arg; all callers changed.
1431 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1432 one using simplifications.
1433 (simplify_using_initial_values): Return if the expression becomes
1434 invalid due to altered regs.
1436 2007-02-23 DJ Delorie <dj@redhat.com>
1438 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1440 2007-02-23 Mike Stump <mrs@apple.com>
1442 * tlink.c (scan_linker_output): Parse linker messages from
1443 darwin9's linker better.
1445 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1448 * varpool.c (varpool_assemble_pending_decls): Set
1449 varpool_last_needed_node to null.
1451 2007-02-23 DJ Delorie <dj@redhat.com>
1453 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1454 alignment bigger than the object file can handle.
1456 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1460 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1461 (*movsf_1): Penalize MMX moves.
1463 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1465 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1466 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1468 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1470 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1472 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1473 (fold_builtin_1): Use them.
1474 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1475 BUILT_IN_SIGNIFICAND.
1477 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/i386.c (bdesc_1arg): Initialize
1480 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1481 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1482 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1483 and IX86_BUILTIN_MOVSLDUP.
1485 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1487 PR rtl-optimization/30841
1488 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1490 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1492 * builtins.c (fold_builtin_frexp): New.
1493 (fold_builtin_2): Use it.
1495 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1497 * doc/invoke.texi (Spec Files): Document getenv spec function.
1499 * gcc.c (getenv_spec_function): New function.
1500 (static_spec_functions): Add it.
1501 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1502 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1505 2007-02-22 Michael Matz <matz@suse.de
1508 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1509 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1511 2007-02-22 Ian Lance Taylor <iant@google.com>
1514 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1515 (mem_loc_descriptor): Call it.
1517 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1518 Ira Rosen <irar@il.ibm.com>
1520 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1522 2007-02-22 Ira Rosen <irar@il.ibm.com>
1524 PR tree-optimization/30843
1525 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1526 stores only after all the group is vectorized.
1528 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1530 PR tree-optimization/30858
1531 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1532 in the reduction cycle have a single use in the loop.
1533 * tree-vectorizer.h (relevant): Add documentation.
1535 2007-02-20 Mike Stump <mrs@apple.com>
1537 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1538 * configure: Regenerate.
1540 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1542 Change the defaults of some parameters and options.
1543 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1544 * config/spu/spu.c (spu_optimization_options): Add.
1545 (spu_override_options): Change params in spu_optimization_options.
1546 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1548 Register 127 is only 16 byte aligned when used as a frame pointer.
1549 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1550 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1551 HARD_FRAME_POINTER_REGNUM.
1552 (spu_legitimate_address): Use regno_aligned_for_reload.
1553 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1554 aligned when frame_pointer_needed is true.
1555 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1557 * config/spu/spu.h (INIT_EXPANDERS): Define.
1559 Make sure shift and rotate instructions have valid immediate operands.
1560 * config/spu/predicates.md (spu_shift_operand): Remove.
1561 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1562 * config/spu/constraints.md (W, O): Extend range.
1563 * config/spu/spu.md (umask, nmask): Define.
1564 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1565 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1566 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1567 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1568 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1569 (lshr<mode>3_reg): Fix rtl description.
1571 Make sure mulhisi immediate operands are valid.
1572 * config/spu/predicates.md (imm_K_operand): Add.
1573 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1575 Generate constants using fsmbi and andi.
1576 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1577 (print_operand, spu_split_immediate, classify_immediate,
1578 fsmbi_const_p): Handle IC_FSMBI2.
1580 Correctly handle a CONST_VECTOR containing symbols.
1581 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1582 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1583 (immediate_load_p): Allow symbols that use 2 instructions to create.
1584 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1585 with symbols when flag_pic is set.
1586 (const_vector_immediate_p): New.
1587 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1588 accept a CONST_VECTOR with symbols.
1589 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1590 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1592 * config/spu/spu.md (high, low): Delete.
1593 (low_<mode>): Define.
1595 Remove INTRmode and INTR_REGNUM, which didn't work.
1596 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1598 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1599 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1600 peephole2 pattern): Don't use INTR or 131.
1601 (movintrcc): Delete.
1602 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1603 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1604 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1605 (UNSPEC_SET_INTR): Add.
1606 * config/spu/spu-modes.def (INTR): Remove.
1608 More accurate warnings about run-time relocations.
1609 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1611 Correctly warn about immediate arguments to specific intrinsics.
1612 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1613 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1614 the instruction predicate.
1616 Fix tree check errors with latest update.
1617 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1619 (spu_expand_builtin): Use CALL_EXPR_FN.
1621 Add missing specific intrinsics.
1622 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1624 * config/spu/spu_internals.h: Ditto.
1626 Fix incorrect operand modifiers.
1627 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1628 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1630 Optimize one case of zero_extend of a vec_select.
1631 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1633 Accept any immediate for hbr.
1634 * config/spu/spu.md (hbr): Change s constraints to i.
1636 2007-02-21 Paul Brook <paul@codesourcery.com>
1638 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1639 condexec_count when skipping USE and CLOBBER.
1641 2007-02-21 Nick Clifton <nickc@redhat.com>
1643 * common.opt (Warray-bounds): Add Warning attribute.
1644 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1646 (fsized-zeroes): Add Optimization attribute.
1647 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1648 * c.opt (Wc++0x-compat): Add Warning attribute.
1650 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1653 * reload1.c (eliminate_regs_in_insn): In the single_set special
1654 case, attempt to re-recognize the insn before falling back to
1655 having reload fix it up.
1657 2007-02-20 Eric Christopher <echristo@gmail.com>
1659 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1660 Rewrite accordingly.
1661 (frv_read_iacc_argument): Ditto.
1662 (frv_expand_set_builtin): Take a call instead of arglist, update for
1664 (frv_expand_unop_builtin): Ditto.
1665 (frv_expand_binop_builtin): Ditto.
1666 (frv_expand_cut_builtin): Ditto.
1667 (frv_expand_binopimm_builtin): Ditto.
1668 (frv_expand_voidbinop_builtin): Ditto.
1669 (frv_expand_int_void2arg): Ditto.
1670 (frv_expand_prefetches): Ditto.
1671 (frv_expand_voidtriop_builtin): Ditto.
1672 (frv_expand_voidaccop_builtin): Ditto.
1673 (frv_expand_load_builtin): Ditto.
1674 (frv_expand_store_builtin): Ditto.
1675 (frv_expand_mdpackh_builtin): Ditto.
1676 (frv_expand_mclracc_builtin): Ditto.
1677 (frv_expand_mrdacc_builtin): Ditto.
1678 (frv_expand_mwtacc_builtin): Ditto.
1679 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1682 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1684 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1685 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1687 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1689 * configure: Regenerate.
1690 * config.in: Regenerate.
1691 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1692 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1693 masks to power6 and power6x and to POWERPC_MASKS.
1694 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1696 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1697 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1698 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1699 Access PROTOTYPE as variable, not mask.
1701 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1703 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1704 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1705 * combine.c (adjust_for_new_dest): Use it.
1706 * postreload.c (reload_combine): Likewise.
1708 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1710 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1711 notes on an insn with multiple sets, even if single_set returns
1712 non-NULL for that insn.
1714 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1716 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1719 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1721 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1722 if user didn't pass it.
1723 * config/i386/darwin.h (CC1_SPEC): Likewise.
1724 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1725 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1726 -mmacosx-version-min.
1728 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 Uros Bizjak <ubizjak@gmail.com>
1731 * optabs.h (enum optab_index): Add new OTI_scalb.
1732 (scalb_optab): Define corresponding macro.
1733 * optabs.c (init_optabs): Initialize scalb_optab.
1734 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1736 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1737 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1738 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1739 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1740 flag_unsafe_math_optimizations is set.
1742 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1743 to implement scalbf, scalb and scalbl built-ins as inline x87
1746 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1747 DJ Delorie <dj@redhat.com>
1750 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1751 (diagnostic_report_diagnostic): ... here, and turn them into real
1752 errors. If warnings are inhibited, no need to do anything.
1754 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1756 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1757 better code generation.
1759 2007-02-20 Ben Elliston <bje@au.ibm.com>
1761 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1763 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1765 * config/alpha/alpha.c, config/alpha/alpha.md,
1766 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1767 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1768 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1769 config/arm/lib1funcs.asm: Follow spelling conventions.
1771 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1772 config/fr30/fr30.md, config/i386/i386.h,
1773 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1774 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1775 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1776 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1777 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1778 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1779 config/sparc/sparc.c, config/sparc/sparc.h,
1780 config/sparc/sparc.md, config/spu/constraints.md,
1781 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1784 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1787 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1790 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1792 * doc/invoke.texi (-ftree-lrs): Remove.
1794 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1796 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1799 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1801 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1802 new CALL_EXPR_FN macro for retrieving the function
1803 declaration of the input expression.
1805 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1807 * c.opt (Waddress): New.
1808 * common.opt (Walways-true): Delete.
1809 (Wstring-literal-comparison): Delete.
1810 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1811 -Wstring-literal-comparison. Add -Waddress.
1813 (Walways-true): Delete.
1814 (Wstring-literal-comparison): Delete.
1815 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1816 consistently instead of -Walways-true in example.
1817 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1818 * c-typeck.c (parser_build_binary_op): Replace
1819 -Wstring-literal-comparison and -Walways-true with -Waddress.
1820 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1823 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1825 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1826 without DECL_STRUCT_FUNCTION initialized.
1828 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1830 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1831 due to calls to functions taking pointers as parameters.
1833 2007-02-19 Richard Henderson <rth@redhat.com>
1836 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1839 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1841 * config/s390/s390.c (s390_call_saved_register_used,
1842 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1843 accessed to the new scheme.
1845 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1847 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1848 (cris_print_index, cris_print_operand, cris_print_operand_address)
1849 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1850 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1851 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1853 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1854 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1855 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1856 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1857 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1858 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1859 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1860 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1861 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1862 (uminsi3, call, call_value): Ditto.
1863 (define_split: indir_to_reg_split, unnamed): Ditto.
1865 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1867 PR tree-optimization/30975
1868 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1871 2007-02-18 Eric Christopher <echristo@gmail.com>
1873 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1874 Remove use of arglist.
1875 (mips_expand_builtin): Remove use of arglist, pass in expr.
1876 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1877 (mips_expand_builtin_movtf): Ditto.
1878 (mips_expand_builtin_compare): Ditto.
1880 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1882 * tree-sra.c (sra_build_assignment): Replace assertion
1883 checking with a comment explaining why it can't be done.
1885 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1888 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1889 during CALL_EXPR representation conversion.
1890 * tree-ssa-propagate.c (set_rhs): Likewise.
1892 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1894 * tree-sra.c (sra_build_assignment): Disable assertion checking
1897 2007-02-18 Roger Sayle <roger@eyesopen.com>
1899 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1900 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1901 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1903 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1904 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1905 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1906 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1907 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1908 force_gimple_operand): Likewise.
1909 * ipa-cp.c (constant_val_insert): Likewise.
1910 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1911 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1912 perfect_nestify): Likewise.
1913 * langhooks.c (lhd_omp_assignment): Likewise.
1914 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1915 lower_copyprivate_clauses, lower_send_clauses,
1916 lower_send_shared_vars, expand_parallel_call,
1917 expand_omp_for_generic, expand_omp_for_static_nochunk,
1918 expand_omp_for_static_chunk, expand_omp_sections,
1919 lower_omp_single_copy, lower_omp_for_lastprivate,
1920 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1921 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1922 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1925 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1927 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1928 config/sh/sh.md: Follow spelling conventions.
1930 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1931 config/frv/predicates.md: Follow spelling conventions.
1933 * config/m68k/linux-unwind.h: Fix a comment typo.
1934 * target.h: Follow spelling conventions.
1936 2007-02-18 Roger Sayle <roger@eyesopen.com>
1938 PR rtl-optimization/28173
1939 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1940 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1941 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1942 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1943 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1945 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * builtins.c (fold_builtin_load_exponent): New.
1948 (fold_builtin_2): Use it.
1950 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1952 PR rtl-optimization/30773
1953 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1954 if we fail to attach a REG_EQUIV note.
1956 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1957 Roger Sayle <roger@eyesopen.com>
1959 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1961 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1963 * calls.c (initialize_argument_information): Pass original EXP
1964 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1965 code to split complex arguments here, as part of initializing the
1967 (expand_call): Remove code that builds a list of arguments and
1968 inserts implicit arguments into it. Instead, just count how many
1969 implicit arguments there will be so we can determine the size of
1970 the ARGS array, and let initialize_argument_information do the work.
1971 (split_complex_values): Delete unused function.
1973 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1975 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1977 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1979 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1980 for arg pointer based indexed addressing.
1982 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1984 * config/ia64/ia64.h, config/ia64/ia64.md,
1985 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1986 spelling conventions.
1988 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1990 * config/m68k/m68k.c (split_di): New.
1991 * config/m68k/m68k-protos.h: Declare split_di.
1992 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1993 Improve predicate handling and split constant shifts.
1995 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1997 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1998 parameter for register bitfield operations, general predicates
2001 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2003 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2004 * config/m68k/linux-unwind.h: New file.
2006 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2008 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2009 config/i386/athlon.md, config/ia64/ia64.md,
2010 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2011 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2012 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2013 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2014 tree-vect-transform.c: Fix comment typos.
2016 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2018 * sched-deps.c (find_insn_list): Remove.
2019 * sched-int.h: Remove the prototype for find_insn_list.
2021 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2023 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2025 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2026 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2027 darwin_rs6000_override_options.
2028 (C_COMMON_OVERRIDE_OPTIONS): Expect
2029 darwin_macosx_version_min to be non-NULL always.
2030 (TARGET_C99_FUNCTIONS): Likewise.
2031 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2032 (DARWIN_MINVERSION_SPEC): New.
2033 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2034 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2036 (DARWIN_MINVERSION_SPEC): New.
2037 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2039 * config/darwin-c.c (darwin_cpp_builtins): Expect
2040 darwin_macosx_version_min to be non-NULL always.
2042 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2044 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.h (x86_use_xchgb): New.
2047 (TARGET_USE_XCHGB): New macro.
2048 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2049 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2050 Split after reload into bswaphi for shifts of 8.
2051 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2052 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2053 or when optimizing for size.
2055 2007-02-16 Richard Guenther <rguenther@suse.de>
2056 Christian Bruel <christian.bruel@st.com>
2058 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2059 DECLs but prefer SSA_NAMEs over DECLs.
2061 2007-02-16 Richard Guenther <rguenther@suse.de>
2063 * tree-flow-inline.h (single_imm_use_p): Remove.
2064 (zero_imm_uses_p): Likewise.
2065 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2066 instead of single_imm_use_p.
2067 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2070 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2073 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2074 nested double- and backquotes.
2076 2007-02-15 Roger Sayle <roger@eyesopen.com>
2079 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2080 should be unreachable.
2081 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2082 For the time being redirect GIMPLE_MODIFY_STMT to the new
2083 (renamed) build_gimple_modify_stmt_stat.
2084 (build2_gimple_stat): Rename to...
2085 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2086 Always build a GIMPLE_MODIFY_STMT node.
2087 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2088 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2091 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2092 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2093 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2094 expand_complex_div_wide): Likewise.
2095 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2096 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2097 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2098 * tree-ssa-loop-manip.c (create_iv): Likewise.
2099 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2100 abs_replacement): Likewise.
2101 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2102 realify_fake_stores): Likewise.
2104 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2105 node rather than a GIMPLE_MODIFY_STMT node.
2106 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2107 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2109 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2110 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2113 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2116 * fold-const.c (fold_comparison): Add back the
2117 folding of constant complex comparisions.
2119 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2122 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2123 effects unknown to this function, return early.
2125 2007-02-15 Ian Lance Taylor <iant@google.com>
2127 * lower-subreg.c (move_eh_region_note): New static function.
2128 (resolve_simple_move): Call it.
2129 (decompose_multiword_subregs): Track blocks for which we resolve a
2130 simple move which is also a control flow insn. Pass them to
2131 find_many_sub_basic_blocks.
2132 (pass_lower_subreg): Add TODO_verify_flow.
2133 (pass_lower_subreg2): Likewise.
2135 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2136 Brooks Moses <brooks.moses@codesourcery.com>
2137 Lee Millward <lee.millward@codesourcery.com>
2139 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2140 (VL_EXP_CLASS_P): New.
2141 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2143 (TREE_OPERAND_CHECK_CODE): Likewise.
2144 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2145 (TREE_RTL_OPERAND_CHECK): Likewise.
2146 (tree_operand_check_failed): Make second parameter the whole tree
2147 instead of its code. Fixed callers.
2148 (VL_EXP_CHECK): New.
2149 (TREE_OPERAND_LENGTH): New.
2150 (VL_EXP_OPERAND_LENGTH): New.
2151 (CALL_EXPR_FN): New.
2152 (CALL_EXPR_STATIC_CHAIN): New.
2153 (CALL_EXPR_ARGS): New.
2154 (CALL_EXPR_ARG): New.
2155 (call_expr_nargs): New.
2156 (CALL_EXPR_ARGP): New.
2157 (build_nt_call_list): Declare.
2158 (build_vl_exp_stat): Declare.
2159 (build_vl_exp): New.
2160 (build_call_list): Declare.
2161 (build_call_nary): Declare.
2162 (build_call_valist): Declare.
2163 (build_call_array): Declare.
2164 (call_expr_arg): Declare.
2165 (call_expr_argp): Declare.
2166 (call_expr_arglist): Declare.
2167 (fold_build_call_list): Declare.
2168 (fold_build_call_list_initializer): Declare.
2169 (fold_call_expr): Declare to replace fold_builtin.
2170 (fold_builtin_fputs): Update to agree with modified definition.
2171 (fold_builtin_strcpy): Likewise.
2172 (fold_builtin_strncpy): Likewise.
2173 (fold_builtin_memory_chk): Likewise.
2174 (fold_builtin_stxcpy_chk): Likewise.
2175 (fold_builtin_strncpy_chk): Likewise.
2176 (fold_builtin_next_arg): Likewise.
2177 (fold_build_call_expr): Declare.
2178 (fold_builtin_call_list): Declare.
2179 (fold_builtin_call_valist): Declare.
2180 (build_call_expr): Declare.
2181 (validate_arglist): Update to agree with modified definition.
2182 (tree_operand_length): New.
2183 (call_expr_arg_iterator): New.
2184 (init_call_expr_arg_iterator): New.
2185 (next_call_expr_arg): New.
2186 (first_call_expr_arg): New.
2187 (more_call_expr_args_p): New.
2188 (FOR_EACH_CALL_EXPR_ARG): New.
2190 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2191 and tcc_gimple_stmt.
2192 (tree_code_size): Update documentation. Use sizeof (tree) rather
2193 than sizeof (char *).
2194 (tree_size): Likewise. Add case for tcc_vl_exp.
2195 (tree_node_structure): Add case for tcc_vl_exp.
2196 (contains_placeholder_p): Likewise.
2197 (substitute_in_expr): Likewise.
2198 (substitute_placeholder_in_expr): Likewise.
2199 (stabilize_reference_1): Likewise.
2200 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2201 to diagnose breakage of this interface for constructing CALL_EXPRs.
2202 (build_nt): Add similar assertion here.
2203 (build_nt_call_list): New.
2204 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2205 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2207 (get_callee_fndecl): Use new CALL_EXPR accessors.
2208 (tree_operand_check_failed): Change parameters to pass entire node
2209 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2210 (process_call_operands): New.
2211 (build_vl_exp_stat): New.
2212 (build_call_list): New.
2213 (build_call_nary): New.
2214 (build_call_valist): New.
2215 (build_call_array): New.
2216 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2217 (call_expr_arglist): New.
2219 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2220 tcc_vl_exp instead of a fixed-size tcc_expression.
2222 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2223 accessors for CALL_EXPRs.
2224 (AGGR_INIT_EXPR): Likewise.
2226 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2227 Brooks Moses <brooks.moses@codesourcery.com>
2228 Lee Millward <lee.millward@codesourcery.com>
2230 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2231 (expand_builtin_nonlocal_goto): Change parameter to be entire
2232 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2233 (expand_builtin_prefetch): Likewise.
2234 (expand_builtin_classify_type): Likewise.
2235 (mathfn_built_in): Return NULL_TREE instead of 0.
2236 (expand_errno_check): Use new CALL_EXPR accessors.
2237 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2238 Return NULL_RTX instead of 0.
2239 (expand_builtin_mathfn_2): Likewise.
2240 (expand_builtin_mathfn_3): Likewise.
2241 (expand_builtin_interclass_mathfn): Likewise.
2242 (expand_builtin_sincos): Likewise.
2243 (expand_builtin_cexpi): Likewise.
2244 (expand_builtin_int_roundingfn): Likewise.
2245 (expand_builtin_int_roundingfn_2): Likewise.
2246 (expand_builtin_pow): Likewise.
2247 (expand_builtin_powi): Likewise.
2248 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2249 of arglist, fixing callers appropriately. Use new CALL_EXPR
2250 accessors and constructors. Return NULL_RTX instead of 0.
2251 (expand_builtin_strstr): Likewise.
2252 (expand_builtin_strchr): Likewise.
2253 (expand_builtin_strrchr): Likewise.
2254 (expand_builtin_strpbrk): Likewise.
2255 (expand_builtin_memcpy): Likewise.
2256 (expand_builtin_mempcpy): Likewise.
2257 (expand_builtin_mempcpy_args): New.
2258 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2259 (expand_builtin_memmove_args): New.
2260 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2261 (expand_movstr): Likewise.
2262 (expand_builtin_strcpy): Likewise.
2263 (expand_builtin_strcpy_args): New.
2264 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2265 (expand_builtin_strncpy): Likewise.
2266 (expand_builtin_memset): Likewise.
2267 (expand_builtin_memset_args): New.
2268 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2269 (expand_builtin_memcmp): Likewise.
2270 (expand_builtin_strcmp): Likewise.
2271 (expand_builtin_strncmp): Likewise.
2272 (expand_builtin_strcat): Likewise.
2273 (expand_builtin_strncat): Likewise.
2274 (expand_builtin_strspn): Likewise.
2275 (expand_builtin_strcspn): Likewise.
2276 (expand_builtin_args_info): Likewise.
2277 (expand_builtin_va_start): Likewise.
2278 (gimplify_va_arg_expr): Likewise.
2279 (expand_builtin_va_end): Likewise.
2280 (expand_builtin_va_copy): Likewise.
2281 (expand_builtin_frame_address): Likewise.
2282 (expand_builtin_alloca): Likewise.
2283 (expand_builtin_bswap): Likewise.
2284 (expand_builtin_unop): Likewise.
2285 (expand_builtin_fputs): Likewise.
2286 (expand_builtin_expect): Likewise.
2287 (expand_builtin_fabs): Likewise.
2288 (expand_builtin_copysign): Likewise.
2289 (expand_builtin_printf): Likewise.
2290 (expand_builtin_fprintf): Likewise.
2291 (expand_builtin_sprintf): Likewise.
2292 (expand_builtin_init_trampoline): Likewise.
2293 (expand_builtin_signbit): Likewise.
2294 (expand_builtin_fork_or_exec): Likewise.
2295 (expand_builtin_sync_operation): Likewise.
2296 (expand_builtin_compare_and_swap): Likewise.
2297 (expand_builtin_lock_test_and_set): Likewise.
2298 (expand_builtin_lock_release): Likewise.
2299 (expand_builtin): Likewise.
2300 (builtin_mathfn_code): Likewise.
2302 (fold_builtin_constant_p): Pass call arguments individually instead
2303 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2304 accessors and constructors. Return NULL_TREE instead of 0.
2305 (fold_builtin_expect): Likewise.
2306 (fold_builtin_classify_type): Likewise.
2307 (fold_builtin_strlen): Likewise.
2308 (fold_builtin_nan): Likewise.
2309 (integer_valued_real_p): Likewise.
2310 (fold_trunc_transparent_mathfn): Likewise.
2311 (fold_fixed_mathfn): Likewise.
2312 (fold_builtin_cabs): Likewise.
2313 (fold_builtin_sqrt): Likewise.
2314 (fold_builtin_cbrt): Likewise.
2315 (fold_builtin_cos): Likewise.
2316 (fold_builtin_cosh): Likewise.
2317 (fold_builtin_tan): Likewise.
2318 (fold_builtin_sincos): Likewise.
2319 (fold_builtin_cexp): Likewise.
2320 (fold_builtin_trunc): Likewise.
2321 (fold_builtin_floor): Likewise.
2322 (fold_builtin_ceil): Likewise.
2323 (fold_builtin_round): Likewise.
2324 (fold_builtin_int_roundingfn): Likewise.
2325 (fold_builtin_bitop): Likewise.
2326 (fold_builtin_bswap): Likewise.
2327 (fold_builtin_logarithm): Likewise.
2328 (fold_builtin_hypot): Likewise.
2329 (fold_builtin_pow): Likewise.
2330 (fold_builtin_powi): Likewise.
2331 (fold_builtin_exponent): Likewise.
2332 (fold_builtin_memset): Likewise.
2333 (fold_builtin_bzero): Likewise.
2334 (fold_builtin_memory_op): Likewise.
2335 (fold_builtin_bcopy): Deleted; call site changed to invoke
2336 fold_builtin_memory_op directly.
2337 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2338 (fold_builtin_strncpy): Likewise.
2339 (fold_builtin_memcmp): Likewise.
2340 (fold_builtin_strcmp): Likewise.
2341 (fold_builtin_strncmp): Likewise.
2342 (fold_builtin_signbit): Likewise.
2343 (fold_builtin_copysign): Likewise.
2344 (fold_builtin_isascii): Likewise.
2345 (fold_builtin_toascii): Likewise.
2346 (fold_builtin_isdigit): Likewise.
2347 (fold_builtin_fabs): Likewise.
2348 (fold_builtin_abs): Likewise.
2349 (fold_builtin_fmin_fmax): Likewise.
2350 (fold_builtin_carg): Likewise.
2351 (fold_builtin_classify): Likewise.
2352 (fold_builtin_unordered_cmp): Likewise.
2354 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2355 New functions split out from fold_builtin_1.
2356 (fold_builtin_n): New.
2357 (fold_builtin_varargs): New.
2358 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2360 (fold_call_expr): New.
2361 (build_function_call_expr): Rewrite to use new helper function.
2362 (fold_builtin_call_list): New.
2363 (build_call_expr): New.
2364 (fold_builtin_call_valist): New.
2365 (rewrite_call_expr): New.
2366 (validate_arg): New.
2367 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2368 of an arglist. Change return type to bool. Use new CALL_EXPR
2371 (fold_builtin_strstr): Pass call arguments individually instead
2372 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2373 accessors and constructors. Return NULL_TREE instead of 0.
2374 (fold_builtin_strchr): Likewise.
2375 (fold_builtin_strrchr): Likewise.
2376 (fold_builtin_strpbrk): Likewise.
2377 (fold_builtin_strcat): Likewise.
2378 (fold_builtin_strncat): Likewise.
2379 (fold_builtin_strspn): Likewise.
2380 (fold_builtin_strcspn): Likewise.
2381 (fold_builtin_fputs): Likewise.
2382 (fold_builtin_next_arg): Likewise.
2383 (fold_builtin_sprintf): Likewise.
2385 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2386 NULL_RTX instead of 0.
2387 (expand_builtin_memory_chk): Likewise.
2388 (maybe_emit_chk_warning): Likewise.
2389 (maybe_emit_sprintf_chk_warning): Likewise.
2391 (fold_builtin_object_size): Pass call arguments individually instead
2392 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2393 accessors and constructors. Return NULL_TREE instead of 0.
2394 (fold_builtin_memory_chk): Likewise.
2395 (fold_builtin_stxcpy_chk): Likewise.
2396 (fold_builtin_strncpy_chk): Likewise.
2397 (fold_builtin_strcat_chk): Likewise.
2398 (fold_builtin_strcat_chk): Likewise.
2399 (fold_builtin_strncat_chk): Likewise.
2400 (fold_builtin_sprintf_chk): Likewise.
2401 (fold_builtin_snprintf_chk): Likewise.
2402 (fold_builtin_printf): Likewise.
2403 (fold_builtin_vprintf): Likewise.
2405 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2407 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2408 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2409 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2410 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2411 (fold_unary): Likewise.
2412 (fold_binary): Likewise.
2413 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2414 ternary expressions.
2415 (fold): Add logic for tcc_vl_exp.
2416 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2417 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2418 (fold_build3_stat): Add assertion to flag broken interface for
2419 constructing CALL_EXPRs.
2420 (fold_build_call_list): New.
2421 (fold_build_call_list_initializer): New.
2422 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2424 (fold_strip_sign_ops): Likewise.
2426 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2427 Brooks Moses <brooks.moses@codesourcery.com>
2428 Lee Millward <lee.millward@codesourcery.com>
2430 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2431 accessors and dump arguments explicitly.
2433 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2435 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2437 (print_call_name): Use new CALL_EXPR accessors.
2439 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2440 CALL_EXPR arguments explicitly instead of as a list. Use
2441 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2443 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2444 (vrp_visit_stmt): Likewise.
2446 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2447 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2449 (force_move_till_expr): Likewise.
2451 * targhooks.c (default_external_stack_protect_fail): Use
2452 build_call_expr instead of build_function_call_expr.
2453 (default_hidden_stack_protect_fail): Likewise.
2455 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2458 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2459 and walk arguments explicitly.
2461 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2462 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2463 (expand_simple_operations): Likewise.
2464 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2466 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2467 of TREE_CODE_LENGTH.
2468 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2470 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2471 instead of TREE_CODE_LENGTH.
2473 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2474 (tree_ic_transform): Likewise.
2475 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2476 parameter instead of arglist. Fix callers.
2477 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2478 (tree_stringops_transform): Likewise.
2479 (tree_indirect_call_to_profile): Likewise.
2480 (tree_stringops_values_to_profile): Likewise.
2482 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2483 (eliminate_tail_call): Likewise.
2485 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2487 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2488 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2490 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2492 * omp-low.c (build_omp_barrier): Use build_call_expr.
2493 (lower_rec_input_clauses): Likewise.
2494 (lower_reduction_clauses): Likewise.
2495 (expand_parallel_call): Likewise.
2496 (maybe_catch_exception): Likewise.
2497 (expand_omp_for_generic): Likewise.
2498 (expand_omp_for_static_nochunk): Likewise.
2499 (expand_omp_sections): Likewise.
2500 (lower_omp_single_simple): Likewise.
2501 (lower_omp_single_copy): Likewise.
2502 (lower_omp_master): Likewise.
2503 (lower_omp_ordered): Likewise.
2504 (lower_omp_critical): Likewise.
2506 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2507 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2509 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2510 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2511 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2513 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2514 and generalize to handle any number of operands.
2515 (chrec_contains_undetermined): Likewise.
2516 (tree_contains_chrecs): Likewise.
2517 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2519 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2521 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2522 fold_call_expr instead of fold_builtin.
2523 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2524 match declarations there.
2525 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2528 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2529 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2531 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2532 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2534 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2537 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2538 (execute_cse_sincos): Use new CALL_EXPR accessors.
2540 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2542 * gimple-low.c (lower_function_body): Use build_call_expr.
2543 (lower_builtin_setjmp): Likewise.
2545 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2546 (set_storage_via_libcall): Likewise.
2547 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2548 instead of TREE_CODE_LENGTH.
2549 (expand_expr_real_1): Use new CALL_EXPR accessors.
2551 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2552 generalize to handle any number of operands.
2553 (TB_parent_eq): Likewise.
2555 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2556 (strip_builtin_expect): Likewise.
2558 * function.c (gimplify_parameters): Use build_call_expr.
2560 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2561 instead of TREE_CODE_LENGTH.
2563 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2564 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2566 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2569 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2570 (gimplify_decl_expr): Likewise.
2571 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2572 Use new CALL_EXPR iterators.
2573 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2574 (gimplify_modify_expr_to_memset): Likewise.
2575 (gimplify_variable_sized_compare): Likewise.
2576 (gimplify_omp_atomic_fetch_op): Likewise.
2577 (gimplify_omp_atomic_pipeline): Likewise.
2578 (gimplify_omp_atomic_mutex): Likewise.
2579 (gimplify_function_tree): Likewise.
2581 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2582 (call_expr_flags): Likewise.
2583 (expand_call): Likewise.
2585 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2586 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2589 * coverage.c (create_coverage): Use build_call_expr.
2591 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2592 (temp_call_expr_obstack): New.
2593 (pool_copy_list): Delete.
2594 (temp_copy_call_expr): New.
2595 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2596 CALL_EXPR accessors. Get rid of special goo for copying argument
2597 lists and use temp_copy_call_expr instead.
2598 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2599 CALL_EXPR accessors.
2600 (create_expression_by_pieces): Likewise. Use build_call_array
2601 to construct the result instead of fold_build3.
2602 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2603 dealing with argument lists.
2604 (init_pre): Remove references to expression_node_pool and
2605 list_node_pool. Init temp_call_expr_obstack instead.
2606 (fini_pre): Remove references to expression_node_pool and
2609 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2610 and walk arguments explicitly instead of as a list.
2612 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2613 (mx_register_decls): Likewise.
2614 (mudflap_register_call): Likewise.
2615 (mudflap_finish_file): Likewise.
2617 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2618 (ipa_callsite_compute_param): Likewise.
2620 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2621 accessors and constructor.
2623 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2624 accessors and constructor.
2625 (convert_tramp_reference): Likewise.
2626 (convert_call_expr): Likewise.
2627 (finalize_nesting_tree_1): Likewise.
2629 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2632 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2634 * tree-inline.c (initialize_inlined_parameters): Pass entire
2635 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2637 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2638 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2640 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2641 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2642 (vectorizable_reduction): Likewise.
2643 (vectorizable_call): Use new CALL_EXPR iterators.
2644 (vectorizable_conversion): Use build_call_expr.
2645 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2646 (vect_gen_widened_results_half): Use build_call_expr.
2647 (vect_setup_realignment): Likewise.
2648 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2650 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2651 (pass_through_call): Likewise.
2652 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2655 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2656 (tree_gen_pow2_profiler): Likewise.
2657 (tree_gen_one_value_profiler): Likewise.
2658 (tree_gen_ic_func_profiler): Likewise.
2659 (tree_gen_average_profiler): Likewise.
2660 (tree_gen_ior_profiler): Likewise.
2662 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2663 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2664 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2666 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2667 of TREE_CODE_LENGTH.
2669 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2670 of TREE_CODE_LENGTH.
2672 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2674 (convert_to_integer): Likewise.
2676 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2679 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2680 Brooks Moses <brooks.moses@codesourcery.com>
2681 Lee Millward <lee.millward@codesourcery.com>
2683 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2685 * config/frv/frv.c (frv_expand_builtin): Likewise.
2686 * config/s390/s390.c (s390_expand_builtin): Likewise.
2688 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2689 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2691 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2692 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2693 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2694 (ix86_expand_store_builtin): Likewise.
2695 (ix86_expand_unop_builtin): Likewise.
2696 (ix86_expand_unop1_builtin): Likewise.
2697 (ix86_expand_sse_compare): Likewise.
2698 (ix86_expand_sse_comi): Likewise.
2699 (ix86_expand_vec_init_builtin): Likewise.
2700 (ix86_expand_vec_ext_builtin): Likewise.
2701 (ix86_expand_vec_set_builtin): Likewise.
2702 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2704 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2705 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2707 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2708 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2709 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2711 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2713 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2714 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2715 arglist. Use new CALL_EXPR accessors. Fix callers.
2716 (altivec_expand_abs_builtin): Likewise.
2717 (rs6000_expand_binop_builtin): Likewise.
2718 (altivec_expand_predicate_builtin): Likewise.
2719 (altivec_expand_lv_builtin): Likewise.
2720 (spe_expand_stv_builtin): Likewise.
2721 (altivec_expand_stv_builtin): Likewise.
2722 (rs6000_expand_ternop_builtin): Likewise.
2723 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2724 (altivec_expand_st_builtin): Likewise.
2725 (altivec_expand_dst_builtin): Likewise.
2726 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2727 arglist. Use new CALL_EXPR accessors. Fix callers.
2728 (altivec_expand_vec_set_builtin): Likewise.
2729 (altivec_expand_vec_ext_builtin): Likewise.
2730 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2731 (spe_expand_builtin): Likewise.
2732 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2733 arglist. Use new CALL_EXPR accessors. Fix callers.
2734 (spe_expand_evsel_builtin): Likewise.
2735 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2736 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2738 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2739 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2740 (arm_expand_unop_builtin): Likewise.
2741 (arm_expand_builtin): Use new CALL_EXPR accessors.
2743 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2746 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2747 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2748 (bfin_expand_unop_builtin): Likewise.
2749 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2751 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2752 Brooks Moses <brooks.moses@codesourcery.com>
2753 Lee Millward <lee.millward@codesourcery.com>
2755 * c-semantics.c (build_stmt): Add internal diagnostic check.
2757 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2758 accessors. Print arguments explicitly instead of as a list.
2760 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2762 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2763 (c_finish_omp_flish): Likewise.
2765 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2766 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2767 instead of TREE_CODE_LENGTH.
2768 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2769 (c_warn_unused_result): Likewise.
2771 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2774 * doc/invoke.texi (Warning Options): Remove
2775 -Werror-implicit-function-declaration.
2776 (Wimplicit-function-declaration): Update description.
2777 * opts.c (common_handle_option): Move handling of -Werror=* to...
2778 (enable_warning_as_error): ...here.
2779 * opts.h (enable_warning_as_error): Declare.
2780 * c-decl.c (implicit_decl_warning): Unless
2781 -Wno-implicit-function-declaration is given, emit a pedwarn if
2782 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2783 * c.opt (Wimplicit-function-declaration): Replace
2784 mesg_implicit_function_declaration with
2785 warn_implicit_function_declaration.
2786 * c-opts.c (c_common_handle_option):
2787 -Werror-implicit-function-declaration is exactly equal as
2788 -Werror=implicit-function-declaration.
2789 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2790 warn_implicit_function_declaration.
2791 (c_common_post_options): -Wimplict-function-declaration is enabled
2792 by default by -std=c99, otherwise is disabled by default.
2793 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2795 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2797 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2798 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2799 former is ignored but not the latter.
2801 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2803 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2804 is made and the reference doesn't use the alias set of its type,
2805 do not create the temporary using that type.
2807 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2809 * jump.c: Remove prototypes for delete_computation and
2810 delete_prior_computation.
2812 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2814 * jump.c (get_label_after): Delete.
2815 (get_label_before, delete_computation, delete_jump,
2816 delete_prior_computation, follow_jumps): Move...
2817 * reorg.c (delete_computation, delete_prior_computation): ... here...
2818 (get_label_before, delete_jump): ... making these static ...
2819 (follow_jumps): ... and simplifying this since it only runs after
2821 * rtl.h (get_label_after, get_label_before, delete_jump,
2822 follow_jumps): Delete prototypes.
2824 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2826 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2828 2007-02-15 Nick Clifton <nickc@redhat.com>
2830 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2831 order to prevent it from being munged by the target.
2833 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2835 * config/i386/i386.md: Remove misleading comment.
2837 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2839 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2840 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2843 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2845 * tree-sra.c (instantiate_missing_elements): Canonicalize
2847 (sra_build_assignment): New.
2848 (generate_copy_inout, generate_element_copy,
2849 generate_element_zero, generate_one_element_init): Use it.
2851 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2853 * tree-sra.c (instantiate_missing_elements): Canonicalize
2855 (sra_build_assignment): New.
2856 (generate_copy_inout, generate_element_copy,
2857 generate_element_zero, generate_one_element_init): Use it.
2859 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2861 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2864 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2866 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2867 types as aggregates not scalars.
2868 * function.c (assign_stack_temp_for_type): Likewise.
2870 2007-02-14 Roger Sayle <roger@eyesopen.com>
2871 Zdenek Dvorak <dvorakz@suse.cz>
2873 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2876 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2878 * passes.c (next_pass_1): Clear the next field of the copied
2881 2007-02-14 Richard Henderson <rth@redhat.com>
2883 * tree-sra.c (early_sra): New.
2884 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2885 (tree_sra_early, pass_sra_early): New.
2886 * tree-pass.h (pass_sra_early): Declare.
2887 * passes.c (init_optimization_passes): Use it.
2889 2007-02-14 Richard Guenther <rguenther@suse.de>
2891 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2893 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2895 PR tree-optimization/30771
2896 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2898 (vect_analyze_operations): Induction phis can now be marked as
2900 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2901 Update documentation accordingly.
2903 2007-02-14 Nick Clifton <nickc@redhat.com>
2905 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2906 most 3 arguments are supported.
2907 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2909 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2911 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2912 Ensure dst->current is valid.
2914 2007-02-13 Paul Brook <paul@codesourcery.com>
2916 * config.gcc: Add arm*-*-uclinux-*eabi.
2917 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2918 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2919 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2920 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2921 (LINK_SPEC): Define.
2923 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2925 * config/arm/uclinux-eabi.h: New file.
2926 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2927 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2930 2007-02-13 Ian Lance Taylor <iant@google.com>
2932 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2933 * flags.h (warn_strict_overflow): Declare.
2934 (enum warn_strict_overflow_code): Define.
2935 (issue_strict_overflow_warning): New static inline function.
2936 * opts.c (warn_strict_overflow): New variable.
2937 (common_handle_option): Handle OPT_Wstrict_overflow and
2938 OPT_Wstrict_overflow_.
2939 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2941 * fold-const.c: Include intl.h.
2942 (fold_deferring_overflow_warnings): New static variable.
2943 (fold_deferred_overflow_warning): New static variable.
2944 (fold_deferred_overflow_code): New static variable.
2945 (fold_defer_overflow_warnings): New function.
2946 (fold_undefer_overflow_warnings): New function.
2947 (fold_undefer_and_ignore_overflow_warnings): New function.
2948 (fold_deferring_overflow_warnings_p): New function.
2949 (fold_overflow_warning): New static function.
2950 (make_range): Add strict_overflow_p parameter. Change all
2952 (extract_muldiv, extract_muldiv_1): Likewise.
2953 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2954 tree_expr_nonnegative_p.
2955 (fold_negate_expr): Call fold_overflow_warning.
2956 (fold_range_test): Likewise.
2957 (fold_comparison): Likewise.
2958 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2959 instead of tree_expr_nonnegative_p.
2960 (tree_expr_nonnegative_warnv_p): Rename from
2961 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2962 (tree_expr_nonnegative_p): New function.
2963 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2964 strict_overflow_p parameter.
2965 (tree_expr_nonzero_p): New function.
2966 * passes.c (verify_interpass_invariants): New static function.
2967 (execute_one_pass): Call it.
2968 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2970 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2971 (estimate_numbers_of_iterations): Likewise.
2972 (scev_probably_wraps_p): Likewise.
2973 * tree-ssa-ccp.c: Include "toplev.h".
2974 (evaluate_stmt): Defer fold overflow warnings until we know we are
2976 (struct fold_stmt_r_data): Add stmt field.
2977 (fold_stmt_r): Defer fold overflow warnings until we know we
2979 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2980 (fold_stmt_inplace): Likewise.
2981 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2982 (cleanup_control_expr_graph): Defer fold overflow warnings until
2983 we know we are going to optimize.
2984 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2985 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2987 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2988 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2989 * tree-ssa-loop-manip.c (create_iv): Likewise.
2990 * c-typeck.c (build_conditional_expr): Likewise.
2991 (build_binary_op): Likewise.
2992 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2993 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2994 (extract_range_from_unary_expr): Likewise.
2995 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2996 assuming that signed overflow does not occur.
2997 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2998 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2999 (fold_defer_overflow_warnings): Declare.
3000 (fold_undefer_overflow_warnings): Declare.
3001 (fold_undefer_and_ignore_overflow_warnings): Declare.
3002 (fold_deferring_overflow_warnings_p): Declare.
3003 (tree_expr_nonzero_warnv_p): Declare.
3004 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3006 (Warning Options): Document -Wstrict-overflow.
3007 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3008 (tree-ssa-ccp.o): Likewise.
3009 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3010 (fold-const.o): Depend on intl.h.
3012 2007-02-13 Ian Lance Taylor <iant@google.com>
3015 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3018 2007-02-13 Stuart Hastings <stuart@apple.com>
3020 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3022 2007-02-13 Richard Henderson <rth@redhat.com>
3024 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3025 handled_component_p before looking for the indirect_ref.
3027 2007-02-13 Richard Henderson <rth@redhat.com>
3029 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3030 remove flags clobber.
3031 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3032 (bswaphi_lowpart): New.
3033 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3034 remove TARGET_BSWAP test. Delete expander of the same name.
3036 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3037 (expand_unop): Use them.
3039 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3042 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3043 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3044 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3045 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3046 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3047 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3048 assembler dialect choice from asm templates.
3050 2007-02-12 Richard Henderson <rth@redhat.com>
3052 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3053 (fixuns_trunc<SSEMODEF>si2): Use it.
3054 * config/i386/sse.md (vec_setv4sf_0): Export.
3055 * config/i386/i386.c (ix86_build_const_vector): Export.
3056 (ix86_split_convert_uns_si_sse): Rename from
3057 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3058 * config/i386/i386-protos.h: Update.
3060 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3063 * c-typeck.c (c_finish_return): Improve warning message.
3065 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3067 * alias.c (find_symbolic_term): Delete unused function.
3069 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3071 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3072 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3073 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3075 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3077 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3078 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3079 the function, temporarily point the debug interface to the null one.
3081 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3083 * dwarf2out.c (round_up_to_align): New static function.
3084 (field_byte_offset): Use it to round the offset.
3086 2007-02-12 Richard Henderson <rth@redhat.com>
3088 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3089 (inswl_const): Export.
3091 2007-02-12 Richard Henderson <rth@redhat.com>
3093 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3094 result mode of the libcall, convert back to outmode.
3096 2007-02-12 Roger Sayle <roger@eyesopen.com>
3098 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3099 (bswapdi2): New define_expand to implement 32-bit implementation.
3101 2007-02-12 Nick Clifton <nickc@redhat.com>
3103 * doc/invoke.texi (Overall Options): Document --help=.
3104 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3105 (cc1_options): Pass --help= on to cc1.
3106 (display_help): Add description of --help=.
3107 (process_command): Add code to handle --help=. Allow translated
3108 --help and --target-help switches to be passed on to compiler
3110 (main): Remove unused if statement.
3111 * opts.c (columns): Remove.
3112 (LEFT_COLUMN): Define.
3113 (wrap_help): Add columns argument.
3114 (print_filtered_help): Change parameters to be an include bitmask,
3115 an exclude bitmask, an any bitmask and the column width. Move the
3116 code to display the params list here. Add code to display the
3117 status of options rather than their descriptions if the quiet flag
3119 (print_specific_help): Change parameters to be an include bitmask,
3120 an exclude bitmask and an any bitmask. Move code to look up the
3121 column width here. Decide upon the title for an options listing.
3122 (common_handle_options): Add code to handle --help=. Adapt code
3123 for --help and --target-help to use the revised form of the
3124 print_specific_help function.
3125 (print_help): Delete.
3126 (print_param_help): Delete.
3127 (print_switch): Delete.
3128 * opts.h (cl_lang_count): Add prototype.
3129 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3130 CL_MAX_OPTION_CLASS): New defines.
3131 * optc-gen.awk: Add construction of cl_lang_count.
3132 * c.opt: Add Warning attribute to warning options and Optimization
3133 attribute to optimization options.
3134 * common.opt: Likewise.
3136 Add -fhelp and -ftarget-help as aliases for the transformed --help
3137 and --target-help options.
3138 * opt-functions.awk: Add code to handle Warning and Optimization
3141 2007-02-12 Richard Henderson <rth@redhat.com>
3143 * config/alpha/constraints.md: New file.
3144 * config/alpha/alpha.c: Include tm-constrs.h.
3145 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3146 alpha_extra_constraint): Remove.
3147 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3148 * config/alpha/alpha-protos.h: Update.
3149 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3150 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3151 (EXTRA_CONSTRAINT): Remove.
3152 * config/alpha/alpha.md: Include constraints.md.
3153 (adddi splitter): Use satisfies_constraint_*.
3154 * config/alpha/predicates.md (add_operand): Likewise.
3155 (sext_add_operand, addition_operation): Likewise.
3157 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3159 PR tree-optimization/29145
3160 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3161 in our handling of restrict qualified pointers.
3163 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3166 * doc/invoke.texi (Wunused-value): Update description.
3167 (Wextra): Delete item.
3168 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3169 value of Wunused-value.
3170 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3171 (c_finish_stmt_expr): Don't check extra_warnings.
3172 (emit_side_effect_warnings): The caller is responsible to check
3175 2007-02-11 Roger Sayle <roger@eyesopen.com>
3176 Matt Thomas <matt@3am-software.com>
3178 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3180 2007-02-11 Roger Sayle <roger@eyesopen.com>
3182 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3183 comparisons of POPCOUNT against zero.
3184 (simplify_const_relational_operation): Likewise.
3186 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3188 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3190 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3192 * dwarf2out.c (root_type): Delete unused function.
3194 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3196 * genattrtab.c (contained_in_p): Delete unused function.
3197 (write_expr_attr_cache): Likewise.
3199 2007-02-11 Jan Hubicka <jh@suse.cz>
3201 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3204 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3206 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3207 to add the REG_EQ* note.
3208 * see.c (see_merge_one_use_extension): Likewise.
3209 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3210 turn REG_EQUAL notes into REG_EQUIV notes if the target
3211 register may have more than one set.
3212 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3213 * gcse.c (try_replace_reg): Likewise.
3214 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3215 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3216 more than one REG_EQUIV note.
3217 * reload1.c (gen_reload): Use set_unique_reg_note.
3219 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3222 (ix86_builtin_conversion): New function.
3224 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3227 * tree.h (DECL_REPLACEABLE_P): New macro.
3228 * except.c (set_nothrow_function_flags): Likewise.
3230 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3231 Ira Rosen <irar@il.ibm.com>
3232 Dorit Nuzman <dorit@il.ibm.com>
3234 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3235 * targhooks.c (default_builtin_vectorized_conversion): New.
3236 * targhooks.h (default_builtin_vectorized_function): New declaration.
3237 * target.h (struct vectorize): Add builtin_conversion field.
3238 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3239 stmt_vec_info_type value.
3240 (vectorizable_conversion): New declaration.
3241 * tree-vect-analyze.c (vect_analyze_operations): Add
3242 vectorizable_conversion call.
3243 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3244 * tree-vect-transform.c (vectorizable_conversion): New function.
3245 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3246 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3248 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3249 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3250 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3251 or ALTIVEC_BUILTIN_VCFSX.
3253 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3256 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3257 CONST_DOUBLE and operand 0 is a hard register.
3258 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3259 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3260 is a hard floating-point register.
3262 2007-02-10 Richard Henderson <rth@redhat.com>
3263 Jakub Jelinek <jakub@redhat.com>
3264 Alexandre Oliva <aoliva@redhat.com>
3266 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3267 * builtin-types.def (BT_WORD): Make unsigned.
3268 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3269 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3270 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3271 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3272 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3273 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3275 * expr.c (emutls_var_address): New.
3276 (expand_expr_real_1): Expand emulated tls.
3277 (expand_expr_addr_expr_1): Likewise.
3278 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3279 * output.h (emutls_finish): Declare.
3280 * toplev.c (compile_file): Call it.
3281 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3282 address before wrapping in CONST.
3283 * varasm.c (emutls_htab, emutls_object_type): New.
3284 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3285 (get_emutls_object_name, get_emutls_object_type): New.
3286 (get_emutls_init_templ_addr, emutls_decl): New.
3287 (emutls_common_1, emutls_finish): New.
3288 (assemble_variable): When emulating tls, swap decls; generate
3289 constructor for the emutls objects.
3290 (do_assemble_alias): When emulating tls, swap decl and target name.
3291 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3293 * varpool.c (decide_is_variable_needed): Look at force_output.
3294 Recurse for emulated tls.
3295 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3296 with decide_is_variable_needed.
3297 * emutls.c: New file.
3298 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3299 tls_object for real tls.
3301 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3303 PR rtl-optimization/29599
3304 * reload1.c (eliminate_regs_in_insn): Take the destination
3305 mode into account when computing the offset.
3307 2007-02-09 Stuart Hastings <stuart@apple.com>
3308 Richard Henderson <rth@redhat.com>
3310 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3311 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3312 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3313 fixuns_truncdfhi2): New.
3314 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3315 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3316 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3317 (floatunssidf2): Allow nonimmediate source.
3318 * gcc/config/i386/sse.md (movdi_to_sse): New.
3319 (vec_concatv2di): Drop '*'.
3320 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3321 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3322 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3324 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3325 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3326 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3327 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3328 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3329 ix86_build_const_vector.
3330 (x86_emit_floatuns): Rewrite.
3332 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3334 * genautomata.c (longest_path_length): Delete unused function.
3335 (struct state): Delete unused longest_path_length.
3336 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3337 (get_free_state): Delete unused.
3339 2007-02-09 Jan Hubicka <jh@suse.cz>
3341 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3342 * doc/invoke.texi (inline-unit-growth): Update default value.
3344 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3345 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3346 (rebuild_cgraph_edges): Likewise.
3347 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3348 (dump_cgraph_node): Dump frequencies.
3349 (cgraph_clone_edge): Add frequency scales.
3350 (cgraph_clone_node): Add freuqnecy.
3351 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3352 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3353 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3354 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3355 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3356 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3357 (save_inline_function_body): Likewise.
3358 * ipa-inline.c: inluce rtl.h
3359 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3360 (cgraph_edge_badness): Use frequencies.
3361 (cgraph_decide_recursive_inlining): Update clonning.
3362 (cgraph_decide_inlining_of_small_function): Dump frequency.
3363 * predict.c (estimate_bb_frequencies): Export.
3364 * predict.h (estimate_bb_frequencies): Declare.
3365 * tree-inline.c (copy_bb): Watch overflows.
3366 (expand_call_inline): Update call of cgraph_create_edge.
3367 (optimize_inline_calls): Use TODO flags to update frequnecies.
3368 * passes.h: Include predict.h
3369 (init_optimization_passes): Move profile ahead.
3370 (execute_function_todo): Handle TODO_rebuild_frequencies.
3372 2007-02-09 Roger Sayle <roger@eyesopen.com>
3374 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3375 the insbl or inswl pattern into a register.
3377 2007-02-09 Roger Sayle <roger@eyesopen.com>
3379 * config/ia64/ia64.md (bswapdi2): New define_insn.
3381 2007-02-09 Richard Henderson <rth@redhat.com>
3383 * config/i386/constraints.md (Ym): New constraint.
3384 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3385 (movdi_1_rex64): Split sse and xmm general register moves from
3386 memory move alternatives. Use conditional register constraints.
3387 (movsf_1, movdf_integer): Likewise.
3388 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3389 (movdf_integer_rex64): New.
3390 (pushsf_rex64): Fix output constraints.
3391 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3392 (sse2_stored): Likewise.
3393 (sse2_storeq_rex64): New.
3394 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3395 amd and not generic.
3396 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3397 for optimize_size. Remove SF/DFmode hack.
3399 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3401 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3404 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3405 Richard Sandiford <richard@codesourcery.com>
3407 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3408 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3409 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3410 m68k/t-mlib to tmake_file.
3411 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3412 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3413 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3414 Allow it to be cf or m68k. Set m68k_arch_family. If that
3415 variable is not empty, add t-$m68k_arch_family to tmake_file.
3416 Add t-mlibs to tmake_file.
3417 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3418 * config/m68k/t-cf: New file.
3419 * config/m68k/t-m68k: Likewise.
3420 * config/m68k/t-mlibs: Likewise.
3421 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3422 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3423 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3424 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3425 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3427 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3428 (INSTALL_LIBGCC): Delete.
3429 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3430 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3431 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3432 (M68K_MLIB_CPU): Define.
3433 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3434 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3435 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3437 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3438 Richard Guenther <rguenther@suse.de>
3441 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3442 against INT_MIN/INT_MAX.
3443 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3444 file if a loop is removed.
3446 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3448 * calls.c (store_one_arg): Pass correct alignment to
3449 emit_push_insn for non-BLKmode values.
3450 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3451 unaligned stack slot via a suitably aligned slot.
3453 2007-02-08 DJ Delorie <dj@redhat.com>
3455 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3457 (legal_subregs): Use unsigned char, make const.
3458 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3460 2007-02-08 Paul Brook <paul@codesourcery.com>
3462 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3463 special interworking needed.
3465 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3467 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3468 conditional to __SSE2__.
3469 (Entries below should have been added to first ChangeLog
3470 entry for amdfam10 dated 2007-02-05)
3471 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3473 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3475 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3478 2007-02-08 DJ Delorie <dj@redhat.com>
3480 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3481 * config/m32c/m32c.c (legal_subregs): New.
3482 (m32c_illegal_subreg_p): New.
3483 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3484 unsupported subregs of hard regs.
3486 2007-02-08 Jan Hubicka <jh@suse.cz>
3488 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3489 the same one; always update histograms.
3491 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3493 * passes.c (init_optimization_passes): Tidy comment.
3495 2007-02-08 Roger Sayle <roger@eyesopen.com>
3497 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3498 strip zero_extend, bswap and rotates from POCOUNT's argument.
3499 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3500 zero_extend and rotates from PARITY's argument.
3501 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3502 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3503 of an integer constant at compile-time.
3505 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3508 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3510 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3513 * tree-ssa-live.c (remove_unused_locals): Do not remove
3514 TREE_ADDRESSABLE variables.
3515 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3516 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3517 FOR_CLOBBER. Update all users.
3518 If VAR has an associated alias set, add a virtual operand for
3519 it if no alias is found to conflict with the memory reference.
3521 2007-02-07 Jan Hubicka <jh@suse.cz>
3522 Robert Kidd <rkidd@crhc.uiuc.edu>
3524 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3526 2007-02-07 Ian Lance Taylor <iant@google.com>
3528 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3530 2007-02-07 Roger Sayle <roger@eyesopen.com>
3532 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3533 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3534 tablejumpdi, movsi_to_cr_one): Remove constraints from
3535 define_expand's match_operands.
3537 2007-02-07 Roger Sayle <roger@eyesopen.com>
3539 * global.c (compute_regsets): Move declatation of "i" inside of
3540 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3542 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3545 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3546 of INDIRECT_REF <RESULT_DECL>.
3548 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3550 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3551 Kaz Kojima <kkojima@gcc.gnu.org>
3554 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3556 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3558 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3560 * doc/loop.texi: Document possibility not to perform disambiguation
3561 of loops with multiple latches.
3562 * cfgloopmanip.c (alp_enum_p): Removed.
3563 (add_loop): Handle subloops. Use get_loop_body_with_size.
3564 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3565 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3566 the new forwarder block.
3567 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3568 Handle the case latch is NULL.
3569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3570 when marking loop exits.
3571 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3573 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3574 disambiguate_loops_with_multiple_latches.
3575 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3576 before fix_loop_structure.
3577 * cfgloop.c: Include pointer-set.h and output.h.
3578 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3579 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3580 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3581 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3582 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3583 disambiguate_multiple_latches, get_loop_body_with_size,
3584 disambiguate_loops_with_multiple_latches): New functions.
3585 (flow_loop_dump): Dump multiple latch edges.
3586 (flow_loop_nodes_find): Handle loops with multiple latches.
3587 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3588 (glb_enum_p): Modified.
3589 (get_loop_body): Use get_loop_body_with_size.
3590 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3591 (AVOID_CFG_MODIFICATIONS): New constant.
3592 (disambiguate_loops_with_multiple_latches, add_loop,
3593 get_loop_body_with_size): Declare.
3594 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3596 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3599 * global.c (compute_regsets): New function.
3600 (global_alloc): Refactored ELIMINABLE_REGSET
3601 and NO_GLOBAL_ALLOC_REGS computation out.
3602 (rest_of_handle_global_alloc): Call compute_regsets()
3603 for non-optimizing case.
3605 2007-02-06 Richard Henderson <rth@redhat.com>
3607 * config/i386/constraints.md (Y2): Rename from Y.
3608 (Yi): New constraint.
3609 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3610 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3611 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3612 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3613 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3614 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3615 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3616 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3617 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3618 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3619 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3620 vec_extractv2si_1): Change Y constraints to Y2.
3621 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3622 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3623 Change Y constraints to Y2.
3624 (sse2_loadld): Change Y constraints to x.
3626 2007-02-06 Roger Sayle <roger@eyesopen.com>
3628 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3629 (parity<mode>2): New define_expand using rs6000_emit_parity.
3630 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3631 rs6000_emit_parity): New functions.
3632 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3633 rs6000_emit_parity): Prototype here.
3635 2007-02-06 Ian Lance Taylor <iant@google.com>
3637 * lower-subreg.c (simple_move_operand): Reject CONST.
3638 (resolve_clobber): Call validate_change rather than directly
3639 assigning to XEXP (pat, 0).
3641 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3643 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3644 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3645 (tree-cfg.o): Remove hashtab.h dependency.
3647 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3648 (struct ivopts_data): Change niters to pointer_map_t.
3649 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3650 (niter_for_exit): Create pointer_map on demand. Change for
3652 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3653 (free_loop_data): Destroy data->niters if created and reset field.
3654 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3655 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3657 * tree-ssa-reassoc.c: Include pointer-set.h.
3658 (bb_rank): Change to long *.
3659 (operand_rank): Change to pointer_map_t.
3660 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3661 (insert_operand_rank): Accept long.
3662 (operand_entry_hash, operand_entry_eq): Remove.
3663 (get_rank): Return long. Adjust for changes above.
3664 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3666 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3668 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3669 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3670 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3672 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3673 directly since it cannot be NULL.
3674 (get_vi_for_tree): Rewrite for pointer_map API.
3675 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3676 (init_alias_vars): Create vi_for_tree as pointer_map.
3677 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3679 * tree-cfg.c: Don't include hashtab.h.
3680 (edge_to_cases): Declare as pointer_map.
3681 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3683 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3684 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3685 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3687 (record_switch_edge): Delete.
3688 (get_cases_for_edge): Adjust for pointer_map API, inline
3689 record_switch_edge (rewritten for new API), remove goto.
3691 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3693 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3694 * tree-nested.c: Include pointer-set.h.
3695 (var_map_elt, var_map_eq, var_map_hash): Delete.
3696 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3698 (nesting_info_bitmap_obstack): New.
3699 (lookup_field_for_decl): Adjust for pointer_map API.
3700 (lookup_tramp_for_decl): Adjust for pointer_map API.
3701 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3702 (get_local_debug_decl): Adjust for pointer_map API.
3703 (convert_nl_goto_reference): Adjust for pointer_map API.
3704 (convert_nl_goto_receiver): Adjust for pointer_map API.
3705 (create_nesting_tree): Create outside GGC space. Create bitmap on
3706 the new obstack. Create field_map and var_map as pointer_maps.
3707 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3709 (lower_nested_functions): Move root here, no need to NULL it.
3710 Initialize and release the obstack.
3712 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3714 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3715 Remove prototypes and make them non-static.
3716 (struct tree_int_map): Remove.
3717 * tree.h (struct tree_int_map): Move here, turning TO into an
3719 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3721 * tree.h (TREE_COMPLEXITY): Remove.
3722 (struct tree_exp): Remove complexity field.
3723 * tree.c (build1_stat): Don't set it.
3725 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3726 Victor Kaplansky <victork@il.ibm.com>
3728 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3729 (vect_is_simple_reduction): Support reduction with induction as
3730 one of the operands.
3731 (vect_is_simple_iv_evolution): Fix formatting.
3732 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3733 formatting. Don't mark induction phis for vectorization.
3734 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3735 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3736 (vect_get_vec_def_for_operand): Support induction.
3737 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3739 (vectorizable_reduction): Support reduction with induction as one of
3741 (vectorizable_type_demotion): Use def-type of stmt argument rather
3742 than dummy def-type.
3744 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3745 flag_tree_scev_cprop.
3746 * common.opt (tree-scev-cprop): New flag.
3748 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3749 call to vect_get_new_vect_var.
3751 2007-02-06 Ira Rosen <irar@il.ibm.com>
3753 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3754 vectype is not NULL.
3755 (vect_pattern_recog_1): Likewise.
3757 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3759 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3760 (fold_negate_expr): Likewise.
3762 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3765 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3766 even if cv-qualification is the same.
3768 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3770 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3771 __enable_execute_stack on completion.
3773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3775 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3776 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3777 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3778 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3779 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3780 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3781 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3782 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3784 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3786 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3787 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3788 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3789 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3790 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3791 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3792 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3793 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3794 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3795 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3796 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3797 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3798 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3799 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3800 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3801 sqrtextenddfxf2_i387): Added amdfam10_decode.
3803 * config/i386/athlon.md (athlon_idirect_amdfam10,
3804 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3805 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3806 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3807 athlon_ivector_store_amdfam10): New define_insn_reservation.
3808 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3813 * config/i386/athlon.md (athlon_call_amdfam10,
3814 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3815 define_insn_reservation.
3816 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3817 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3818 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3822 * config/i386/athlon.md (athlon_sseld_amdfam10,
3823 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3824 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3826 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3828 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3829 define_insn_reservation.
3830 * config/i386/i386.md (sseins): Added sseins to define_attr type
3831 and define_attr unit.
3832 * config/i386/sse.md: Set type attribute to sseins for insertq
3835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3837 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3838 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3839 ssecomi_load_amdfam10, ssecomi_amdfam10,
3840 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3841 define_insn_reservation.
3842 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3844 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3846 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3847 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3848 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3849 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3850 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3851 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3852 define_insn_reservation.
3854 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3855 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3856 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3857 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3858 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3862 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3863 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3864 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3865 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3866 athlon_ssemul_load_k8): Added amdfam10.
3868 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3870 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3871 (x86_sse_unaligned_move_optimal): New variable.
3873 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3875 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3876 for unaligned vector SSE double/single precision loads for AMDFAM10.
3878 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3880 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3881 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3882 Define TARGET_CPU_DEFAULT_amdfam10.
3883 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3884 (processor_type): Add PROCESSOR_AMDFAM10.
3886 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3887 processor_type in config/i386/i386.h.
3888 Enable imul peepholes for TARGET_AMDFAM10.
3890 * config.gcc: Add support for --with-cpu option for amdfam10.
3892 * config/i386/i386.c (amdfam10_cost): New variable.
3893 (m_AMDFAM10): New macro.
3894 (m_ATHLON_K8_AMDFAM10): New macro.
3895 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3896 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3897 x86_promote_QImode, x86_integer_DFmode_moves,
3898 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3899 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3900 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3901 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3902 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3903 Enable/disable for amdfam10.
3904 (override_options): Add amdfam10_cost to processor_target_table.
3905 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3906 processor_alias_table.
3907 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3908 (ix86_adjust_cost): Add code for amdfam10.
3910 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3912 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3913 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3914 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3915 * config/i386/i386.h: Add builtin definition for SSE4A.
3916 * config/i386/i386.md: Add support for ABM instructions
3918 * config/i386/sse.md: Add support for SSE4A instructions
3919 (movntss, movntsd, extrq, insertq).
3920 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3921 Add -march=amdfam10 flag.
3922 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3923 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3925 * doc/extend.texi: Add documentation for SSE4A builtins.
3927 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3929 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3931 2007-02-05 Richard Guenther <rguenther@suse.de>
3933 * tree-vectorizer.h (vectorizable_function): Add argument type
3934 argument, change return type.
3935 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3936 * tree-vect-transform.c (vectorizable_function): Handle extra
3937 argument, return vectorized function decl.
3938 (build_vectorized_function_call): Remove.
3939 (vectorizable_call): Handle calls with result and argument types
3940 differing. Handle loop vectorization factor correctly.
3941 * targhooks.c (default_builtin_vectorized_function): Adjust for
3943 * targhooks.h (default_builtin_vectorized_function): Likewise.
3944 * target.h (builtin_vectorized_function): Add argument type
3946 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3947 extra argument, allow vectorizing of lrintf.
3948 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3949 documentation of target hook.
3951 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3954 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3955 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3956 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3958 2007-02-05 Roger Sayle <roger@eyesopen.com>
3960 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3961 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3962 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3963 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3964 before canonicalizing sincos to cexpi.
3965 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3967 2007-02-05 Roger Sayle <roger@eyesopen.com>
3969 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3970 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3971 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3973 2007-02-05 Roger Sayle <roger@eyesopen.com>
3975 * mips-tfile.c (initialize_init_file): Correct endianness test.
3977 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3979 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3982 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3984 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3985 saves in a PARALLEL before the register assignments.
3987 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3989 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3990 DWARF_FRAME_RETURN_COLUMN to be a general register.
3991 * dwarf2out.c (init_return_column_size): New function, split from...
3992 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3993 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3994 to be nongeneral registers.
3995 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3997 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3998 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4000 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4002 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4004 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4006 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4007 (remove_path): Use can_remove_branch_p and remove_branch instead
4008 of loop_delete_branch_edge.
4009 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4010 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4011 Update profile using scale_dominated_blocks_in_loop.
4012 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4013 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4014 (can_remove_branch_p, remove_branch): Declare.
4015 * tree-cfg.c (tree_can_remove_branch_p): New function.
4016 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4017 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4018 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4020 2007-02-05 Jan Hubicka <jh@suse.cz>
4023 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4024 nodes in cgraph, don't remove offline copy of the function.
4026 2007-02-04 Jan Hubicka <jh@suse.cz>
4028 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4029 vectors might cause maybe_lookup_element_for_expr to be called
4030 on non-sra-candidate.
4032 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4034 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4035 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4036 spelling conventions.
4038 2007-02-04 Richard Guenther <rguenther@suse.de>
4041 * fold-const.c (try_move_mult_to_index): Make sure to not
4042 overflow one dimension of a multi-dimensional array access.
4044 2007-02-04 Jan Hubicka <jh@suse.cz>
4046 * passes.c (init_optimization_passes): Reindent.
4048 2007-02-04 Jan Hubicka <jh@suse.cz>
4049 Eric Botcazou <ebotcazou@adacore.com>
4051 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4052 (execute_fixup_cfg): Break out the abnormal goto code.
4053 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4054 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4055 (optimize_inline_calls): Call make_nonlocal_label_edges.
4057 2007-02-04 Jan Hubicka <jh@suse.cz>
4059 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4060 true when something was changed.
4061 (rename_ssa_copies): When something was changed, do
4062 TODO_remove_unused_locals.
4063 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4064 add TODO_remove_unused_locals when instruction was removed.
4066 2007-02-04 Jan Hubicka <jh@suse.cz>
4068 * ipa-inline.c (try_inline): Improve debug output; work on already
4070 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4071 call try_inline for already inlined edges too when flattening;
4072 inline also functions that make callee growth but overall unit size
4075 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4077 * config/m32c/bitops.md, config/m32c/jump.md,
4078 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4079 config/m32r/m32r.h, config/m32r/m32r.md,
4080 config/m32r/predicates.md, config/m68hc11/larith.asm,
4081 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4082 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4083 config/mips/mips-protos.h, config/mips/mips.c,
4084 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4085 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4086 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4087 spelling conventions.
4089 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4090 Follow spelling conventions.
4092 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4094 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4095 warn about C++0x compatibility.
4097 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4099 * config/h8300/h8300.c, config/h8300/h8300.h,
4100 config/h8300/h8300.md: Follow spelling conventions.
4102 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4105 * combine.c (try_combine): Do not substitute source operand
4106 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4108 2007-02-03 Jan Hubicka <jh@suse.cz>
4110 PR gcov-profile/30650
4111 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4112 do not divide by zero for never executed counters.
4113 (tree_find_values_to_profile): Fix counters.
4114 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4116 2007-02-03 Ian Lance Taylor <iant@google.com>
4118 * lower-subreg.c (simple_move_operand): New static function,
4119 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4121 (simple_move): Call simple_move_operand.
4122 (find_decomposable_subregs): Add special handling of MEMs.
4123 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4124 meaning of return value. If we see a hard register, test whether
4125 it can store a word_mode value. Change all callers.
4127 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4129 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4130 ftrapv insns and expanders.
4131 (subdi3): Change define_expand operand 1 to arith11_operand, and
4132 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4133 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4134 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4138 * varasm.c (notice_global_symbol): Treat global objects as weak when
4141 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4143 * emit-rtl.c (dconstpi): Delete.
4145 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4146 * real.h (dconstpi): Delete.
4148 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4149 (fold_builtin_hypot): Likewise.
4151 2007-02-03 Tom Tromey <tromey@redhat.com>
4154 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4155 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4157 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4159 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4160 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4161 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4162 config/rs6000/cell.md, config/rs6000/darwin.h,
4163 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4164 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4165 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4166 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4167 typos. Follow spelling conventions.
4168 * doc/invoke.texi: Follow spelling conventions.
4170 2007-02-03 Roger Sayle <roger@eyesopen.com>
4172 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4173 canonicalization transformations that attempt to simplify integer
4174 constant comparisons to become comparisons against zero.
4176 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4178 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4180 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4181 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4183 2007-02-02 Mike Stump <mrs@apple.com>
4185 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4186 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4187 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4188 generate a branch island.
4190 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4192 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4193 (xtensa_legitimate_address_p): New.
4194 (xtensa_legitimize_address): New.
4195 (xtensa_output_addr_const_extra): New.
4196 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4198 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4199 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4200 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4201 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4202 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4203 (xtensa_legitimize_address): New.
4204 (xtensa_output_addr_const_extra): New.
4206 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4208 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4210 2007-02-02 Ian Lance Taylor <iant@google.com>
4212 * expmed.c (expand_divmod): Add comment.
4214 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4216 * emit-rtl.c (renumber_insns): Remove.
4217 * flags.h: Remove the extern for flag_renumber_insns.
4218 * rtl.h: Remove the prototype for renumber_insns.
4219 * toplev.c (flag_renumber_insns): Remove.
4221 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4223 Revert for x86 darwin:
4224 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4226 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4227 code before the following patch under TARGET_MACHO.
4228 (ix86_function_value_regno_p): Likewise.
4230 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4232 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4235 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4238 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4239 general or fp registers. Add comments.
4240 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4242 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4244 * pointer-set.c (insert_aux): Only return insertion slot.
4245 (pointer_set_insert): Adjust.
4246 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4247 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4248 pointer_map_traverse): New.
4249 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4250 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4251 pointer_map_contains, pointer_map_traverse): Declare.
4253 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4256 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4257 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4259 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4261 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4263 (struct _dep): New type.
4264 (dep_t): New typedef.
4265 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4266 (DEP_STATUS): New access macro. The macro with the same name was
4267 renamed to DEP_LINK_STATUS.
4268 (dep_init): Declare function
4270 (struct _dep_link): New type.
4271 (dep_link_t): New typedef.
4272 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4273 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4274 (DEP_LINK_STATUS): New macro.
4275 (debug_dep_links): New debug function.
4277 (struct _deps_list): New type.
4278 (deps_list_t): New typedef.
4279 (DEPS_LIST_FIRST): New access macro.
4280 (FOR_EACH_DEP_LINK): New cycle macro.
4281 (create_deps_list, free_deps_list, delete_deps_list): Declare
4283 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4284 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4285 (copy_deps_list_change_con): Ditto.
4287 (move_dep_link): Declare function.
4289 (struct _dep_node): New type.
4290 (dep_node_t): New typedef.
4291 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4293 (struct haifa_insn_data.back_deps): New field to hold backward
4294 dependencies of the insn.
4295 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4297 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4298 Change its type to deps_list_t.
4299 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4300 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4301 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4303 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4305 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4307 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4309 (dep_cost): Declare.
4311 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4312 (ds_to_dk, dk_to_ds): New functions.
4314 (init_dep_1): New static function.
4315 (init_dep): New function.
4316 (copy_dep): New static function.
4318 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4320 (detach_dep_link): New static function.
4321 (move_dep_link): New function.
4323 (dep_links_consistent_p, dump_dep_links): New static functions.
4324 (debug_dep_links): New debugging function.
4326 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4328 (alloc_deps_list, init_deps_list): New static functions.
4329 (create_deps_list): New function.
4330 (clear_deps_list): New static function.
4331 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4332 (deps_list_consistent_p, dump_deps_list): New static functions.
4333 (debug_deps_list): New function.
4334 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4336 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4338 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4339 use new scheduler dependencies lists.
4340 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4341 (sched_analyze): Ditto. Initialize dependencies lists.
4342 (add_forw_dep, compute_forward_dependences): Update to use new
4343 scheduler dependencies lists.
4345 (init_dependency_caches): Init deps_obstack.
4346 (free_dependency_caches): Free deps_obstack.
4348 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4349 new scheduler dependencies lists.
4350 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4351 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4353 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4354 Update to use new scheduler dependencies lists.
4355 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4356 (debug_dependencies): Ditto.
4357 (schedule_region): Update comments.
4359 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4360 scheduler dependencies lists.
4361 (schedule_ebb): Update comments.
4363 * rtl.def (DEPS_LIST): Remove.
4365 * lists.c (unused_deps_list): Remove.
4366 (free_list): Update assertions.
4368 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4369 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4371 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4372 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4374 * haifa-sched.c (comments): Update.
4375 (insn_cost1): Remove. Inline the code into insn_cost ().
4376 (insn_cost): Update to use new scheduler dependencies lists. Move
4377 processing of the dependency cost to dep_cost ().
4378 (dep_cost): New function. Use it instead of insn_cost () when
4379 evaluating cost of the dependency. Use compatible interface to
4380 interact with the target.
4381 (priority): Update to use new scheduler dependencies lists.
4382 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4383 with greater number of insns that depend on the insn.
4384 (schedule_insn): Update to use new scheduler dependencies lists. Add
4385 code to free backward dependencies lists. Inline and optimize code
4386 from resolve_dep () - see PR28071.
4387 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4388 lists. Update call to targetm.sched.is_costly_dependence hook.
4390 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4391 scheduler dependencies lists.
4393 (resolve_dep): Remove. Move the logic to schedule_insn ().
4394 (init_h_i_d): Initialize dependencies lists.
4396 (process_insn_depend_be_in_spec): Rename to
4397 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4399 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4400 Update to use new scheduler dependencies lists.
4401 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4403 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4404 new scheduler dependencies lists.
4405 (build_intra_loop_deps): Ditto.
4407 * target.h (struct _dep): Declare to use in
4408 gcc_target.sched.is_costly_dependence.
4409 (struct gcc_target.sched.adjust_cost): Fix typo.
4410 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4411 single dep_t parameter instead of an equivalent triad.
4412 (struct gcc_target.sched.adjust_cost_2): Remove.
4414 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4416 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4418 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4420 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4422 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4423 (REG_DEP_TRUE): Document.
4425 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4426 Change signature to correspond to the targetm.sched.adjust_cost hook.
4427 Update use in TARGET_SCHED_ADJUST_COST_2.
4428 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4429 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4430 new scheduler dependencies lists.
4431 (ia64_gen_check): Ditto.
4433 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4436 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4437 signature to correspond to the targetm.sched.is_costly_dependence hook.
4438 (is_costly_group): Update to use new scheduler dependencies lists.
4440 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4441 instead of INSN_COST () macro.
4443 2007-02-01 Ian Lance Taylor <iant@google.com>
4445 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4447 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4449 * pa.md (tp_load): Correct mfctl instruction syntax.
4451 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4453 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4454 altivec_padding_size calculation on AIX. Improve comment, add
4455 assert to verify that it's right.
4457 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4460 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4463 * global.c (global_alloc): Add mising initialization of
4466 2007-02-01 Roger Sayle <roger@eyesopen.com>
4468 * alias.c (init_alias_analysis): Correct whitespace.
4469 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4470 partition_hot_cold_basic_blocks): Likewise.
4471 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4472 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4473 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4474 fold_builtin_snprintf_chk, fold_builtin_printf,
4475 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4476 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4477 * cfgcleanup.c (cleanup_cfg): Likewise.
4478 * cfgexpand.c (tree_expand_cfg): Likewise.
4479 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4480 * function.c (get_next_funcdef_no): Likewise.
4481 * gengtype.c (main): Likewise.
4482 * genmodes.c (main): Likewise.
4483 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4484 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4485 * ifcvt.c (noce_emit_move_insn): Likewise.
4486 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4488 * stor-layout.c (get_best_mode): Likewise.
4489 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4490 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4491 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4492 perform_var_substitution, solve_graph): Likewise.
4493 * tree-vrp.c (vrp_finalize): Likewise.
4495 2007-02-01 Ian Lance Taylor <iant@google.com>
4497 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4498 high part of a paradoxical subreg, return a constant zero.
4500 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4502 * toplev.c (lang_dependent_init): Call init_set_costs.
4503 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4505 2007-02-01 Richard Guenther <rguenther@suse.de>
4508 * fold-const.c (fold_negate_expr): Allow negating a
4509 constant if overflow does not change.
4511 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4513 * doc/c-tree.texi (Expression trees): Improve markup.
4514 * doc/tm.texi (Register Classes, Addressing Modes)
4515 (Floating Point): Fix spacing after abbreviations. Fix some
4518 2007-02-01 Ben Elliston <bje@au.ibm.com>
4520 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4521 * doc/contrib.texi: Likewise.
4522 * doc/install.texi: Likewise.
4524 2007-01-31 Richard Henderson <rth@redhat.com>
4525 Ian Lance Taylor <iant@google.com>
4527 * lower-subreg.c: New file.
4528 * rtl.def (CONCATN): Define.
4529 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4531 * emit-rtl.c (update_reg_offset): New static function, broken out
4532 of gen_rtx_REG_offset.
4533 (gen_rtx_REG_offset): Call update_reg_offset.
4534 (gen_reg_rtx_offset): New function.
4535 * regclass.c: Revert patch of 2006-03-05, restoring
4537 (clear_reg_info_regno): New function.
4538 * dwarf2out.c (concatn_loc_descriptor): New static function.
4539 (loc_descriptor): Handle CONCATN.
4540 * common.opt (fsplit_wide_types): New option.
4541 * opts.c (decode_options): Set flag_split_wide_types when
4543 * timevar.def (TV_LOWER_SUBREG): Define.
4544 * rtl.h (gen_reg_rtx_offset): Declare.
4545 (reg_scan_update): Declare.
4546 * regs.h (clear_reg_info_regno): Declare.
4547 * tree-pass.h (pass_lower_subreg): Declare.
4548 (pass_lower_subreg2): Declare.
4549 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4550 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4552 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4553 * Makefile.in (OBJS-common): Add lower-subreg.o.
4554 (lower-subreg.o): New target.
4556 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4558 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4560 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4563 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4565 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4570 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4572 * cfgloop.h: Include vec-prim.h.
4573 (enum li_flags): Remove LI_ONLY_OLD.
4574 (loop_iterator): Changed.
4575 (fel_next, fel_init): Iterate over loop tree.
4576 (FOR_EACH_LOOP_BREAK): New macro.
4577 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4579 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4580 * modulo-sched.c (sms_schedule): Ditto.
4581 * tree-vectorizer.c (vectorize_loops): Ditto.
4582 * doc/loop.texi: Update information on loop numbering and behavior of
4583 FOR_EACH_LOOP wrto new loops.
4584 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4585 add_to_evolution_1): Test nestedness of loops instead of comparing
4587 * tree-chrec.c (chrec_fold_plus_poly_poly,
4588 chrec_fold_multiply_poly_poly, chrec_evaluate,
4589 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4590 reset_evolution_in_loop): Ditto.
4591 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4593 2007-01-31 Dirk Mueller <dmueller@suse.de>
4595 * c-common.c (warn_about_parentheses): Separate warning about
4596 un-parenthized sequence of comparison operators from the one
4597 which is supposed to warn about x <= y <= z.
4599 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4601 * optabs.h (enum optab_index): Add new OTI_isinf.
4602 (isinf_optab): Define corresponding macro.
4603 * optabs.c (init_optabs): Initialize isinf_optab.
4604 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4606 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4607 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4609 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4610 expand_builtin_interclass_mathfn.
4611 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4612 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4613 (fxam<mode>2_i387): New insn pattern.
4614 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4615 built-in functions as x87 inline asm.
4617 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4619 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4621 2007-01-30 Eric Christopher <echristo@apple.com>
4623 * config.gcc: Add geode.
4625 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4627 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4628 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4629 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4630 value-prof.c: Fix comment typos.
4632 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4635 * doc/invoke.texi (Wpointer-arith): Document warning.
4637 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4639 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4640 the list of discrepancies from the draft TR.
4642 2007-01-30 Dirk Mueller <dmueller@suse.de>
4645 * doc/invoke.texi (-Wreturn-type): Update description to
4648 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4650 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4652 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4654 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4655 to handle optabs that operate on floating point input argument and
4656 output to integer output.
4657 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4658 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4659 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4660 expand_builtin_interclass_mathfn ().
4661 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4663 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4664 ilogbl built-in functions as x87 intrinsics.
4666 2007-01-30 Richard Guenther <rguenther@suse.de>
4669 * dwarf2out.c (reference_to_unused): Query varpool if the
4670 variable was output.
4672 2007-01-30 Richard Guenther <rguenther@suse.de>
4675 * passes.c (execute_one_pass): Reset in_gimple_form to not
4676 confuse non-unit-at-a-time mode.
4678 2007-01-29 Roger Sayle <roger@eyesopen.com>
4679 Richard Guenther <rguenther@suse.de>
4681 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4682 avoid undefined behaviour on overflow. Use force_fit_type_double
4683 to construct the constant with the specified TREE_OVERFLOW.
4685 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4687 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4688 * config/dfp-bit.h: Ditto.
4690 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4692 * c-decl.c (pop_scope): Replace warnings with call to
4693 warn_for_unused_label.
4694 * c-common.h (warn_for_unused_label): Declare.
4695 * c-common.c (warn_for_unused_label): Define.
4697 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4699 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4702 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4704 * Makefile.in (USER_H): Remove decfloat.h.
4705 * ginclude/decfloat.h: Delete, moving contents to ...
4706 * ginclude/float.h: Add support for decimal floating point,
4707 guarded by __STDC_WANT_DEC_FP__.
4709 2007-01-29 Mike Stump <mrs@apple.com>
4711 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4712 Analysis and Representation to resolve case insensitive conflict.
4713 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4715 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4717 * tree.h (struct tree_memory_tag): Add aliases member.
4718 (MTAG_ALIASES): New macro.
4719 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4720 (add_may_alias): Remove pointer-set. Update for may_aliases being
4722 (mark_aliases_call_clobbered): Update for may_aliases being a
4724 (compute_tag_properties): Ditto.
4725 (create_partition_for): Ditto.
4726 (compute_memory_partitions): Ditto.
4727 (dump_may_aliases_for): Ditto.
4728 (is_aliased_with): Ditto.
4729 (add_may_alias_for_new_tag): Ditto.
4730 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4731 (compute_is_aliased): New function.
4732 (compute_may_aliases): Call compute_is_aliased).
4733 (init_alias_info): Initialize alias_bitmap_obstack.
4734 (union_alias_set_into): New function.
4735 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4736 (have_common_aliases_p): Rewrite to take two bitmaps and use
4738 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4740 (finalize_ref_all_pointers): Update for add_may_alias changes.
4741 (new_type_alias): Ditto.
4742 * tree-flow-inline.h (may_aliases): Return a bitmap.
4743 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4744 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4745 may_aliases being a bitmap.
4746 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4747 may_aliases now returns a bitmap.
4748 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4750 * tree-ssa-operands.c (add_virtual_operand): Update for
4751 may_aliases being a bitmap.
4753 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4755 PR tree-optimization/30630
4756 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4757 variable as changed.
4759 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4762 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4763 expanded only once even if an error occurs.
4765 2007-01-29 Ben Elliston <bje@au.ibm.com>
4767 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4768 (__gcov_average_profiler): Likewise.
4769 (__gcov_ior_profiler): Likewise.
4770 (__gcov_merge_ior): Likewise.
4772 2007-01-28 Jan Hubicka <jh@suse.cz>
4774 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4775 * value-prof.c (stringop_block_profile): Likewise.
4777 2007-01-28 Jan Hubicka <jh@suse.cz>
4779 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4780 variant handling histograms; add wrapper.
4781 (clear_storage_via_libcall): Export.
4782 (emit_block_move_hints): Break out from ...; add histograms.
4783 (emit_block_move): ... this one.
4784 (clear_storage_hints): Break out from ...; add histograms.
4785 (clear_storage): ... this one.
4786 (set_storage_via_memset): Handle histogram.
4787 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4788 (clear_storage_hints, clear_storage_via_libcall): Declare.
4789 (set_storage_via_setmem): Update prototype.
4790 * doc/md.texi (movmem, setmem): Document new arguments.
4792 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4794 (stringop_block_profile): New global function.
4795 (tree_stringops_values_to_profile): Profile block size and alignment.
4796 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4798 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4799 (stringop_block_profile): Declare.
4800 * builtins.c: Include value-prof.h.
4801 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4802 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4803 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4804 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4805 * profile.c (instrument_values): Add new counters.
4806 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4808 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4809 (tree_init_edge_profiler): Build new profilers.
4810 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4811 (pass_tree_profile): Add dump.
4812 (tree_profile_hooks): Update.
4813 * Makefile.in (LIBGCOV): Add new constants.
4814 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4815 __gcov_ior_profiler): New.
4816 * i386.md (movmem/setmem expanders): Add new optional arguments.
4818 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4820 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4822 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4824 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4825 (tree_unswitch_single_loop): Pass eni_size_weights to
4826 tree_num_loop_insns.
4827 * tree-ssa-loop-manip.c: Include tree-inline.h.
4828 (can_unroll_loop_p): Pass eni_size_weights to
4829 tree_num_loop_insns.
4830 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4831 Pass eni_size_weights to estimate_num_insns.
4832 * tree.h (init_inline_once): Export.
4833 * toplev.c (backend_init): Call init_inline_once.
4834 * cgraphunit.c (cgraph_process_new_functions,
4835 cgraph_analyze_function): Pass eni_inlining_weights to
4837 * ipa-inline.c (compute_inline_parameters): Ditto.
4838 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4839 to estimate_num_insns.
4840 (try_unroll_loop_completely): Pass eni_size_weights to
4841 tree_num_loop_insns.
4842 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4843 ot estimate_num_insns.
4844 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4845 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4846 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4847 eni_time_weights): New variables.
4848 (init_inline_once): Initialize them.
4849 (struct eni_data): Mew.
4850 (estimate_num_insns_1, estimate_num_insns): Use weights.
4851 * tree-inline.h (struct eni_weights_d): New.
4852 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4853 (estimate_num_insns): Declaration changed.
4854 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4855 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4856 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4858 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4860 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4861 relations in the conflict function is valid.
4863 2007-01-27 Ian Lance Taylor <iant@google.com>
4865 * common.opt: Add fstrict-overflow.
4866 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4867 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4868 (TYPE_OVERFLOW_UNDEFINED): Define.
4869 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4871 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4872 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4873 (fold_negate_expr): Likewise.
4874 (make_range): Likewise.
4875 (extract_muldiv_1): Likewise.
4876 (maybe_canonicalize_comparison): Likewise.
4877 (fold_comparison): Likewise.
4878 (fold_binary): Likewise.
4879 (tree_expr_nonnegative_p): Likewise.
4880 (tree_expr_nonzero_p): Likewise.
4881 * tree-vrp.c (compare_values): Likewise.
4882 (extract_range_from_binary_expr): Likewise.
4883 (extract_range_from_unary_expr): Likewise.
4884 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4886 (nowrap_type_p): Likewise.
4887 * tree-scalar-evolution.c (simple_iv): Likewise.
4888 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4889 (build_range_check): Likewise.
4890 (extract_muldiv_1): Likewise.
4891 (fold_comparison): Likewise.
4892 * tree-vrp.c (vrp_int_const_binop): Likewise.
4893 (extract_range_from_unary_expr): Likewise.
4894 * convert.c (convert_to_integer): Likewise.
4895 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4896 (fold_comparison): Likewise.
4897 (fold_binary): Likewise.
4898 * optabs.c (optab_for_tree_code): Likewise.
4899 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4900 * simplify-rtx.c (simplify_const_relational_operation): Check
4901 flag_strict_overflow and flag_trapv.
4902 (simplify_const_relational_operation): Likewise.
4903 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4904 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4907 2007-01-27 Roger Sayle <roger@eyesopen.com>
4909 * tree.c (tree_fold_gcd): Delete.
4910 * tree.h (tree_fold_gcd): Remove prototype.
4911 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4912 test whether one constant integer is a multiple of another. Instead
4913 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4914 * fold-const.c (multiple_of_p): We've determined both TOP and
4915 BOTTOM are integer constants so we can call int_const_binop directly
4916 instead of the more generic const_binop.
4918 2007-01-27 Roger Sayle <roger@eyesopen.com>
4920 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4921 1*X check that the constant hasn't overflowed, to preserve the
4923 (round_up): Provide an efficient implementation when rouding-up an
4924 INTEGER_CST to a power-of-two.
4926 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4928 * doc/sourcebuild.texi: Add comma for clarity.
4929 * doc/extend.texi: Fix some typos.
4930 * doc/passes.texi: Likewise.
4931 * doc/cppinternals.texi: Likewise.
4932 * doc/c-tree.texi: Likewise.
4933 * doc/tree-ssa.texi: Likewise.
4934 * doc/install.texi: Likewise.
4936 2007-01-27 Jan Hubicka <jh@suse.cz>
4938 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4939 (pass_sra): Do not require alias information.
4940 * passes.c (init_optimization_passes): Add SRA
4942 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4944 * tracer.c (rest_of_handle_tracer): We already cleaned
4945 up the CFG in tracer() so don't do it here again.
4946 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4947 cleanup_cfg here, either. And don't call renumber_insns.
4949 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4950 and BB_HEAD are in the insn stream here. Instead make sure
4951 that BB_INSN is valid on all insns. Also, do check here that
4952 there are no pending branch predictions...
4953 (rtl_verify_flow_info): ...instead of doing it here. Checks
4954 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4957 2007-01-26 Roger Sayle <roger@eyesopen.com>
4959 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4960 function to simplify/factorize operand order canonicalization.
4961 (ix86_fixup_binary_operands): Reorganize using the above function.
4962 (ix86_binary_operator_ok): Likewise.
4964 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4966 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4967 file scope from optimize_attrs.
4968 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4970 (optimize_attrs): Clear insn_code_values after freeing it.
4972 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4974 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4975 a parts.base assignment.
4977 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4979 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4980 (compute_subscript_distance, initialize_data_dependence_relation,
4981 finalize_ddr_dependent, analyze_ziv_subscript,
4982 analyze_siv_subscript_cst_affine,
4983 compute_overlap_steps_for_affine_univar,
4984 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4985 analyze_siv_subscript, analyze_miv_subscript,
4986 analyze_overlapping_iterations, subscript_dependence_tester_1,
4987 compute_self_dependence, free_dependence_relation): Work
4988 with affine_fn instead of chrecs.
4989 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4990 common_affine_function, affine_function_base,
4991 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4992 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4993 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4994 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4995 (all_chrecs_equal_p): Removed.
4996 * tree-data-ref.h (affine_fn, conflict_function): New types.
4997 (struct subscript): Change type of conflicting_iterations_in_a
4998 and conflicting_iterations_in_b.
5000 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5003 * config/pa/pa.h (TARGET_HPUX_11): New.
5004 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5005 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5007 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5008 Richard Guenther <rguenther@suse.de>
5010 * tree-ssa-structalias.c (solve_graph): Handle case
5011 we merged the variable to another.
5013 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5015 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5018 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5019 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5021 2007-01-25 DJ Delorie <dj@redhat.com>
5023 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5024 allow changes to modes which don't fit in those registers.
5026 * reload1.c (choose_reload_regs): Check for invalid subregs before
5027 computing their locations, not after.
5029 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5032 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5033 save Altivec registers in an eh_return function.
5034 (compute_vrsave_mask): Likewise.
5035 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5036 for saving Altivec registers.
5037 (rs6000_emit_prologue): Don't allocate stack twice in
5038 eh_return function. Correct expected value of altivec_save_offset
5039 when using save_world. Describe save of R0 to stack when using
5040 save_world. Describe stack pointer adjustment when using
5041 save_world. Remove duplicated eh_return parameter register saving.
5042 Update sp_offset variable after save_world.
5043 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5045 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5046 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5049 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5051 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5053 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5056 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5057 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5059 2007-01-25 Richard Guenther <rguenther@suse.de>
5061 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5062 * common.opt (-Wcoverage-mismatch): New warning option.
5063 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5064 if -Wcoverage-mismatch is given.
5066 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5068 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5069 (ipcp_driver): Change to static definition.
5070 Add dumping of the ifunctions.
5071 (constant_val_insert): Remove unused parameter. Support for SSA.
5072 (ipcp_propagate_const): Support for SSA.
5073 (ipcp_profile_bb_print): Print only analyzed nodes.
5074 (ipcp_replace_map_create): Remove support for Fortran constant
5076 * ipa-prop.c (ipa_method_modify_stmt,
5077 ipa_callsite_compute_param): Support for SSA.
5078 * ipa-prop.h (ipcp_driver): Remove declaration.
5079 (IS_VALID_TREE_MAP_INDEX): Add define.
5081 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5083 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5085 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5088 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5089 constant argument to cabs and do it without checking for
5090 -funsafe-math-optimizations.
5092 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5094 * c-common.h (RID_FIRST_CXX0X): New.
5095 (RID_LAST_CXX0X): New.
5096 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5098 * c.opt (Wc++0x-compat): New.
5099 * doc/invoke.texi (-Wc++0x-compat): Document.
5101 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5103 * builtins.c (fold_builtin_carg): New.
5104 (fold_builtin_1): Use it.
5106 2007-01-24 Jan Hubicka <jh@suse.cz>
5108 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5110 * ipa-inline.c (initial_insns, max_insns): Delete.
5111 (compute_max_insns): New function.
5112 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5113 of insns as base for code growth.
5114 (cgraph_decide_inlining): Make initial_insns local; do not compute
5116 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5117 * doc/invoke.texi (inline-unit-growth): Update docs.
5119 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5121 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5122 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5123 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5124 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5125 for CPUs that have PTA_CX16 set.
5128 * gimplify.c (omp_check_private): New function.
5129 (gimplify_scan_omp_clauses): Use it for
5130 firstprivate/lastprivate/reduction.
5133 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5134 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5137 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5138 If lower_lastprivate_clauses emits some statements, append them
5139 to dlist rather than body_p and to body_p append an initializer.
5140 (lower_omp_for): Adjust caller.
5142 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5144 * target.h (globalize_decl_name): New.
5145 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5146 * output.h (default_globalize_decl_name): New.
5147 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5149 (globalize_decl): Ditto.
5150 (default_globalize_decl_name): New.
5151 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5152 (ia64_handle_version_id_attribute): New.
5153 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5154 (ia64_asm_output_external): Use globalize_decl_name instead
5156 * doc/extend.texi (version_id): New pragma.
5157 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5159 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5161 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5162 _uleb128_t and _Unwind_SWord with _sleb128_t.
5163 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5164 uw_frame_state_for, uw_update_context_1): Likewise.
5165 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5166 * unwind-pe.h (read_uleb128, read_sleb128,
5167 read_encoded_value_with_base): Likewise.
5168 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5170 2007-01-24 Richard Guenther <rguenther@suse.de>
5172 * builtins.c (expand_builtin_cexpi): Get the fndecl
5173 for cexp in the correct way.
5175 2007-01-24 Jan Hubicka <jh@suse.cz>
5177 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5179 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5181 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5182 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5183 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5184 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5185 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5186 __SIZEOF_PTRDIFF_T__.
5187 * doc/cpp.texi: Documentation for the new builtin macros added.
5189 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5191 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5192 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5193 instead of operands[2] to avoid access past the end of array.
5195 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5197 * reload1.c (emit_reload_insns): Pass the reload register
5198 for a non-spill output reload through forget_old_reloads_1.
5200 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5202 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5203 _SOFT_DOUBLE if doubles use software floating-point.
5204 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5205 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5206 * config/rs6000/darwin-ldouble.c: Also compile functions for
5207 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5208 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5209 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5210 commented-out long double override.
5211 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5212 * config/rs6000/eabispe.h: Likewise.
5213 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5214 long double for non-SPE.
5215 (rs6000_handle_option): Likewise.
5216 (invalid_e500_subreg): Disallow more subregs involding DImode,
5217 DFmode, TImode or TFmode.
5218 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5220 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5222 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5223 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5225 (rs6000_legitimate_address): Also check for TFmode for E500
5227 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5228 (spe_build_register_parallel): Handle TFmode and TCmode.
5229 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5231 (function_arg): Handle TFmode and TCmode for E500 double.
5232 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5234 (print_operand): Handle TFmode and TImode for %y.
5235 (rs6000_generate_compare): Handle TFmode comparisons for E500
5237 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5238 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5239 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5240 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5241 TFmode for E500 double.
5242 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5243 (floatsidf2): Enable for E500 double.
5244 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5245 (extenddftf2): Change to extenddftf2_fprs.
5246 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5247 depending on TARGET_E500_DOUBLE.
5248 (extendsftf2): Enable for E500 double.
5249 (trunctfdf2): Enable for E500 double.
5250 (trunctfsf2): Change to trunctfsf2_fprs.
5251 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5252 depending on TARGET_E500_DOUBLE.
5253 (floatsitf2): Enable for E500 double.
5254 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5255 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5256 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5257 (negtf2): Change to negtf2_internal.
5258 (negtf2): New expander.
5259 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5260 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5261 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5262 (movdi_internal32): Use rs6000_nonimmediate_operand.
5263 (unnamed splitter): Likewise.
5264 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5265 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5266 (SPE64TF, DITI): New mode macros.
5267 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5270 (frob_<mode>_di_2): New.
5271 (frob_tf_di_8_2): New.
5272 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5274 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5276 (frob_ti_<mode>_8_2): New.
5277 (frob_ti_tf_2): New.
5278 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5279 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5281 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5282 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5283 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5284 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5285 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5286 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5289 2007-01-23 Ian Lance Taylor <iant@google.com>
5291 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5293 (OBJS-archive): Reformat, alphabetize.
5294 (OBJS): Change out_object_file to OBJS-md.
5296 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5299 JUMP_P and CALL_P predicates where applicable.
5300 * config/i386/i386.c: Ditto.
5301 * config/i386/i386.md: Ditto.
5302 * config/i386/mmx.md: Ditto.
5303 * config/i386/predicates.md: Ditto.
5305 2007-01-22 Andreas Schwab <schwab@suse.de>
5307 * config/m68k/m68k.h: Fix comment.
5309 2007-01-22 Jan Hubicka <jh@suse.cz>
5311 * passes.c (init_optimization_passes): Do not rerun
5312 pass_early_warn_uninitialized.
5314 2007-01-22 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/30038
5317 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5319 (execute_cse_sincos_1): Likewise.
5320 (execute_cse_sincos): Likewise.
5321 (gate_cse_sincos): Likewise.
5322 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5323 the cexpi() canonicalization of sincos().
5324 * tree-pass.h (pass_cse_sincos): Declare.
5325 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5327 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5329 PR rtl-optimization/29329
5330 * combine.c (replaced_rhs_insn): Rename to i2mod.
5331 (replaced_rhs_value): Rename to i2mod_new_rhs.
5332 (i2mod_old_rhs): New global variable.
5333 (combine_instructions): Adjust for above change. Save a copy of
5334 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5335 note are substituted in the second instruction.
5336 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5337 ditch the note if it pertains to the second eliminated register
5338 and this register is mentioned in i2mod_old_rhs.
5341 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5343 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5344 the insn to which the note was originally attached.
5346 2007-01-21 Jan Hubicka <jh@suse.cz>
5348 * ipa-inline.c (inlining_mode): Comment, move up.
5349 (cgraph_decide_inlining_incrementally): Do not perform inlining
5350 itself; fix handling of flattening of self recursive functions.
5351 (cgraph_find_cycles): Remove.
5352 (cgraph_flatten_node): Remove.
5353 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5354 (try_inline): New function.
5355 (cgraph_early_inlining): Update call of
5356 cgraph_decide_inlining_incrementally. Apply inlining here.
5357 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5359 2007-01-21 Dirk Mueller <dmueller@suse.de>
5362 * tree-vrp.c (check_array_bounds): do not warn
5363 about ADDR_EXPR's of ARRAY_REF's which are immediately
5364 used in binary expressions.
5366 2007-01-21 Ira Rosen <irar@il.ibm.com>
5368 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5369 read_write_dep and macros for its access.
5370 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5371 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5372 argument, call vect_check_interleaving for every independent pair of
5373 data-refs. Mark loads that access the same memory location as a store
5375 (vect_check_dependences): Remove.
5376 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5377 call, fix the call to vect_analyze_data_ref_dependence.
5378 (vect_analyze_data_ref_access): For statements that access the same
5379 data-ref, check that they are not stores; for loads, check that there
5380 is no store that access the same location.
5382 2007-01-20 Roger Sayle <roger@eyesopen.com>
5383 Joseph Myers <joseph@codesourcery.com>
5385 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5386 (-fdump-rtl-stack): Likewise.
5387 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5388 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5389 (-mpt-fixed): Use @minus{} for minus sign.
5390 (Using Precompiled Headers): Fix under/overfull hbox.
5392 2007-01-20 Jan Hubicka <jh@suse.cz>
5394 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5395 place within annotation.
5397 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5399 * pa.c (output_move_double): Change array size of xoperands to 4.
5401 2007-01-20 Jan Hubicka <jh@suse.cz>
5403 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5406 2007-01-19 Ian Lance Taylor <iant@google.com>
5408 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5409 constant to unsigned HOST_WIDE_INT before negating.
5411 2007-01-19 Ian Lance Taylor <iant@google.com>
5413 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5415 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5416 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5417 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5418 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5419 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5420 (realloc_vdef, realloc_vuse): Change second parameter to
5422 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5424 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5425 unsigned. Change x and lim locals to unsigned.
5426 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5428 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5429 (copy_virtual_operands): Change i and n locals to unsigned.
5431 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5434 * builtins.c (fold_builtin_1): Handle builtin fdim.
5436 2007-01-20 Jan Hubicka <jh@suse.cz>
5438 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5439 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5440 init_alias_heapvars.
5441 (init_alias_heapvars): Initialize only when not already initialized.
5442 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5444 2007-01-19 Roger Sayle <roger@eyesopen.com>
5446 * common.opt (fsigned-zeros): New command line option.
5447 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5448 of flag_unsafe_math_optimizations.
5449 * opts.c (set_fast_math_flags): The -ffast-math command line option
5450 implies -fno-signed-zeros.
5451 (fast_math_flags_set_p): Likewise.
5453 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5454 the documentation of -ffast-math appropriately. Wrap long lines.
5456 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5458 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5459 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5461 2007-01-19 Tomas Bily <tbily@suse.cz>
5463 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5465 (tree_init_ic_make_global_vars): New function
5466 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5467 (tree_gen_ic_profiler): New function
5468 (tree_gen_ic_func_profiler): New function
5469 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5470 (tree_profile_hooks): Added hook for indirec/virtual calls
5471 * value-prof.c (tree_find_values_to_profile): New case for
5473 (tree_values_to_profile): Call for determining indirect/virtual
5475 (tree_indirect_call_to_profile): New function
5476 (tree_ic_transform): New function
5477 (tree_ic): New function
5478 (find_func_by_pid): New function
5479 (init_pid_map): New function
5480 (tree_value_profile_transformations): Added check for
5481 indirect/virtual call transformation
5482 * value-prof.h (enum hist_type): New counter type for
5483 indirect/virtual calls
5484 (profile_hooks): Added new hook for profiling indirect/virtual
5486 * profile.c (instrument_values): New case for indirect/virtual
5488 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5489 (GCOV_COUNTER_V_INDIR): New counter type
5490 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5491 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5493 * cgraph.c: Definition of cgraph_max_pid
5494 (cgraph_create_node): Default init of pid attribute
5495 * cgraph.h: Declaration of cgraph_max_pid
5496 (struct cgraph_node): Added pid attribute
5497 * libgcov.c (__gcov_indirect_call_profiler): New function
5498 (__gcov_one_value_profiler_body): New function
5499 (__gcov_one_value_profiler): Body was moved to
5500 __gcov_one_value_profiler_body and calls it
5502 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5504 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5505 * gengtype.c (write_types_data, write_func_for_structure,
5506 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5507 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5508 (walk_type, write_func_for_structure): Generate the mark_hook if
5511 2007-01-19 Jan Hubicka <jh@suse.cz>
5513 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5514 'early' argument take inlining mode argument specifying whether to
5515 inline for size/speeed or all functions; add support for flattening;
5517 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5519 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5522 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5523 the name of the declared identifier.
5525 2007-01-19 Dirk Mueller <dmueller@suse.de>
5527 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5528 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5529 duplicate evaluation.
5531 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5534 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5535 to XFMode, use acosxf2 and truncate result to requested mode.
5536 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5537 (asin<mode>2): Similarly, with asin expanders.
5538 (*fscalexf4_i387): Rename from *fscalexf4.
5539 (expNcorexf3): New expander.
5540 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5541 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5542 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5543 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5544 patterns for SSE math.
5545 (exp10<mode>2): Similarly, with exp10 expanders.
5546 (exp2<mode>2): Similarly, with exp2 expanders.
5547 (expm1<mode>2): Similarly, with expm1 expanders.
5548 (ldexp<mode>3): Similarly, with ldexp expanders.
5549 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5550 Use gen_truncxf<mode>2_i387_noop to truncate result.
5552 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5554 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5555 for ColdFire targets.
5557 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5558 Richard Sandiford <richard@codesourcery.com>
5560 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5561 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5562 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5563 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5564 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5565 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5567 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5569 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5570 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5571 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5572 (*adddi_dilshr32_cf): New pattern.
5573 (adddi3, subdi3): Remove first alternatives.
5575 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5577 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5578 implemented using move.l, do not use its cc result for floating-point
5581 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5583 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5584 from accepting 's' constraints if flag_pic.
5586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5588 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5589 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5590 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5591 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5593 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5595 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5596 ColdFire alternatives.
5597 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5598 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5599 architectures that support ff1 instruction.
5601 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5602 Julian Brown <julian@codesourcery.com>
5604 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5605 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5606 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5611 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5613 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5614 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5615 HOST_WIDE_INT instead of an rtx.
5616 (m68k_rtx_costs): Update call accordingly.
5617 (output_move_const_into_data_reg): Likewise. Fix formatting.
5618 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5620 (output_move_simode_const): Update calls after above changes.
5621 Rework to use automatic variables and predicates like MEM_P.
5622 * config/m68k/m68k.md (pushexthisi_const): Update call to
5625 2007-01-19 Dirk Mueller <dmueller@suse.de>
5627 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5630 2007-01-19 Richard Guenther <rguenther@suse.de>
5632 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5633 via cexp in case sincos is not available.
5635 2007-01-19 Richard Guenther <rguenther@suse.de>
5637 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5638 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5639 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5640 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5641 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5642 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5643 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5644 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5646 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5650 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5651 (atan2xf3): Directly generate RTL pattern.
5652 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5653 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5654 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5655 disable patterns for SSE math.
5656 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5657 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5658 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5659 disable patterns for SSE math.
5661 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5663 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5665 2007-01-18 Roger Sayle <roger@eyesopen.com>
5667 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5668 VIEW_CONVERT_EXPR to the same type as it's operand.
5670 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5672 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5673 configured for long double 128.
5675 2007-01-18 Mike Stump <mrs@apple.com>
5677 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5680 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5682 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5685 2007-01-18 Jan Hubicka <jh@suse.cz>
5687 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5688 greater than NUM_VOP_FREE_BUCKETS.
5690 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5692 * tree-ssa-structalias.c: Update comments.
5693 (ptabitmap_obstack): Removed.
5695 (oldpta_obstack): Ditto.
5696 (stats): Add a few members.
5697 (struct variable_info): Remove node, complex, address_taken, and
5698 indirect_target members. Add oldsolution member.
5699 (new_var_info): Do not initialize removed members.
5700 (constraint_expr_type): Remove INCLUDES.
5701 (constraint_graph): Add size, implicit_preds, rep,
5702 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5703 (FIRST_REF_NODE): New macro.
5704 (LAST_REF_NODE): Ditto.
5705 (FIRST_ADDR_NODE): Ditto.
5706 (find): New function.
5708 (dump_constraint): Do not handle INCLUDES.
5709 (insert_into_complex): Do not insert duplicate constraints.
5710 (condense_varmap_nodes): Renamed and rewritten into ...
5711 (merge_node_constraints): This. Also fix bug in handling of
5712 offseted copy constraints.
5713 (clear_edges_for_node): No longer need to deal with preds at all,
5714 or removing associated preds/succs.
5715 (merge_graph_nodes): Deal with indirect_cycles.
5716 Don't deal with predecessors.
5717 (add_implicit_graph_edge): New function.
5718 (add_pred_graph_edge): Ditto.
5719 (add_graph_edge): Don't deal with predecessors.
5720 (build_constraint_graph): Removed.
5721 (build_pred_graph): New function.
5722 (build_succ_graph): Ditto.
5723 (struct scc_info): Removed in_component. Added roots, dfs, and
5724 node_mapping. Remove visited_index, unification_queue.
5725 (scc_visit): Deal with union-find we do now.
5726 Deal with cycles with REF nodes.
5727 (collapse_nodes): Renamed and rewritten to ...
5728 (unify_nodes): This.
5729 (process_unification_queue): Removed.
5730 (topo_visit): Cleanup
5731 (do_da_constraint): Use find.
5732 (do_sd_constraint): Ditto.
5733 (do_ds_constraint): Ditto.
5734 (do_complex_constraint): Ditto.
5735 (init_scc_info): Update for removed and added members.
5736 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5737 (find_indirect_cycles): This.
5738 (equivalence_class): New variable.
5739 (label_visit): New function.
5740 (perform_variable_substitution): Rewritten.
5741 (free_var_substitution_info): New function.
5742 (find_equivalent_node): Ditto.
5743 (move_complex_constraints): Ditto.
5744 (eliminate_indirect_cycles): Ditto.
5745 (solve_graph): Only propagate changed bits.
5746 Use indirect cycle elimination.
5748 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5749 (tree_id_eq): Renamed to ...
5750 (tree_vi_eq): This. Update for member change
5751 (insert_id_for_tree): Renamed and rewritten to ...
5752 (insert_vi_for_tree): This.
5753 (lookup_id_for_tree): Renamed and rewritten to ...
5754 (lookup_vi_for_tree): This.
5755 (get_id_for_tree): Renamed and rewritten to ...
5756 (get_vi_for_tree): Ditto.
5757 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5758 (process_constraint): Don't handle INCLUDES.
5759 Remove special ADDRESSOF case.
5760 (find_func_aliases): Rewrite to use vi functions instead of id
5762 (create_function_info_for): Ditto.
5763 (create_variable_info_for): Ditto.
5764 (intra_create_variable_infos): Ditto.
5765 (merge_smts_into): Ditto.
5766 (find_what_p_points_to): Ditto.
5767 (init_base_vars): Ditto.
5768 (init_alias_vars): Ditto.
5769 (remove_preds_and_fake_succs): New function.
5770 (dump_sa_points_to_info): Dump new stats.
5771 (dump_solution_for_var): Use find.
5772 (set_used_smts): Fix formatting.
5773 (compute_points_to_sets): Updated for new functions.
5774 (ipa_pta_execute): Ditto.
5776 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5777 Richard Sandiford <richard@codesourcery.com>
5779 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5781 * calls.c (expand_call): If the return value is a PARALLEL,
5782 extract its first member.
5783 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5784 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5785 use FUNCTION_EXTRA_EPILOGUE.
5786 (m68k_function_value): Return a PARALLEL if the return value
5787 is of a pointer type.
5788 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5789 (FUNCTION_EXTRA_EPILOGUE): Remove.
5790 * config/m68k/m68k.md (D0_REG): New constant.
5792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5794 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5795 output a NOP for empty epilogues.
5797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5799 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5800 before function. Extend register save check to include all
5801 registers, not just integer ones.
5803 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5805 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5806 (m68k_use_return_insn): ...this.
5807 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5808 * config/m68k/m68k.c (use_return_insn): Rename to...
5809 (m68k_use_return_insn): ...this.
5810 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5813 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5815 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5816 nearest even, fix denormal rounding overflow.
5818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5820 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5821 f%$smove and f%$move.
5822 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5823 (extendsfdf2_cf): Use fdmove instead of f%&move.
5824 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5825 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5829 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5832 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5834 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5835 (coldfire_single_format): Declare.
5836 (coldfire_double_format): Likewise.
5837 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5838 of qnan_msb_set to determine the lower bits of a canonical
5840 (encode_ieee_double): Likewise.
5841 (encode_ieee_quad): Likewise.
5842 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5843 (mips_single_format): Likewise.
5844 (ieee_double_format): Likewise.
5845 (mips_double_format): Likewise.
5846 (ieee_extended_motorola_format): Likewise.
5847 (ieee_extended_intel_96_format): Likewise.
5848 (ieee_extended_intel_128_format): Likewise.
5849 (ieee_extended_intel_96_round_53_format): Likewise.
5850 (ibm_extended_format): Likewise.
5851 (mips_extended_format): Likewise.
5852 (ieee_quad_format): Likewise.
5853 (mips_quad_format): Likewise.
5854 (vax_f_format): Likewise.
5855 (vax_d_format): Likewise.
5856 (vax_g_format): Likewise.
5857 (i370_single_format): Likewise.
5858 (i370_double_format): Likewise.
5859 (decimal_single_format): Likewise.
5860 (decimal_double_format): Likewise.
5861 (decimal_quad_format): Likewise.
5862 (c4x_single_format): Likewise.
5863 (c4x_extended_format): Likewise.
5864 (real_internal_format): Likewise.
5865 (coldfire_single_format): New real_format.
5866 (coldfire_double_format): Likewise.
5867 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5868 canonical_nan_lsbs_set.
5869 (pdp11_d_format): Likewise.
5870 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5871 if TARGET_COLDFIRE_CPU.
5873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5875 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5876 (output_call, m68k_legitimize_call_address): Declare.
5877 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5878 parenthesees. Add support for a 'W' constraint.
5879 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5880 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5881 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5882 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5884 (override_options): Initialize them. Do not set flag_no_function_cse
5885 for TARGET_ID_SHARED_LIBRARY.
5886 (m68k_output_pic_call): Delete.
5887 (m68k_legitimize_call_address): New function.
5888 (print_operand): Remove the %o prefix. Handle the %p prefix.
5889 (output_call): New function.
5890 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5891 target address from the GOT if symbolic jumps are not allowed.
5892 * config/m68k/m68k.md (call, general_operand): Do not set
5893 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5894 Merge separate flag_pic and !flag_pic define_insns into...
5895 (*call, *call_value): ...these new patterns. Match the address
5896 rather than the containing MEM and require it to be a call_operand.
5897 Use output_call to generate the asm template.
5898 * config/m68k/predicates.md (const_call_operand): New predicate.
5899 (call_operand): Likewise.
5901 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5903 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5904 (STACK_GROWS_DOWNWARD): Define to 1.
5905 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5906 comments, emphasizing that these values are only defaults.
5907 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5908 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5910 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5912 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5914 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5915 Richard Sandiford <richard@codesourcery.com>
5917 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5918 (FP_REGNO_P): New macros.
5919 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5920 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5921 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5922 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5924 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5926 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5927 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5929 * config/m68k/t-floatlib: New file, extracting common code from...
5930 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5931 * config/m68k/t-uclinux: Here.
5932 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5933 routines on ColdFire targets.
5935 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5937 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5938 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5939 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5940 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5941 explicitly set MOTOROLA to 1.
5942 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5944 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5945 Nathan Sidwell <nathan@codesourcery.com>
5947 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5948 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5949 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5950 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5951 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5952 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5953 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5954 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5955 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5956 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5957 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5958 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5959 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5960 (DBX_REGISTER_NUMBER): Delete.
5961 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5962 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5963 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5965 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5967 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5968 * config/flat.h: New file.
5969 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5971 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5972 indirect references for -msep-data or -mid-shared-library.
5973 Do not use PC-relative code addresses either.
5974 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5976 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5977 for shared libraries and crt1.o for executables. Use crti.o and
5979 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5980 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5981 Do not add -elf2flt or -shared-lib-id options here.
5982 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5983 Pass -shared-lib-id if -mid-shared-library, taking the library
5984 identifier from -mshared-library-id if given, otherwise
5986 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5987 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5988 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5989 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5990 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5991 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5993 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5994 jump sequence for ISA A and ISA A+.
5995 (PICJUMP): Likewise.
5997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5999 * config.gcc (m68k-*-uclinux*): Base the port on the common
6000 and m68k GNU/Linux files rather than on the generic ELF ones.
6001 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6002 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6004 2007-01-18 Julian Brown <julian@codesourcery.com>
6005 Richard Sandiford <richard@codesourcery.com>
6007 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6008 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6009 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6011 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6013 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6015 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6017 * doc/install.texi: Document m68k-uclinuxoldabi.
6018 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6019 * config/m68k/uclinux-oldabi.h: New file, copied from
6020 config/m68k/uclinux.h.
6022 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6024 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6025 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6026 (m32r_compute_frame_size): Use unsigned for regno.
6027 (m32r_reload_lr): Use gen_frame_mem.
6029 (m32r_output_function_epilogue): Don't output the function epilogue
6031 (m32r_expand_epilogue): New.
6032 (direct_return): Return false if the function has the interrupt
6034 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6035 * config/m32r/m32r.md (epilogue): New expander.
6036 (return_lr, return_rte): New insns.
6037 (return): Make it expander.
6038 (return_normal): New expander.
6040 2007-01-18 Josh Conner <jconner@apple.com>
6043 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6044 support for UNLE, UNLT, UNGE, and UNGT.
6046 2007-01-18 Jan Hubicka <jh@suse.cz>
6048 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6049 * tree-tailcall (add_virtual_phis): Likewise.
6050 (optimize_tail_call): Return TODOs.
6051 (execute_tail_calls): Return TODOs.
6052 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6053 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6055 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6056 Cleanup cfg using TODO.
6057 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6058 * passes.c (execute_function_todo): When cleanup did something, remove
6060 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6061 (make_edges): Don't cleanup_cfg.
6063 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6065 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6066 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6067 operate on the top of stack.
6068 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6069 register handling of instructions that output to the second
6071 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6072 (move_for_stack_reg): Special-case check for dead destination
6073 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6075 * config/i386/i386.md (UNSPEC_TAN): New constant.
6076 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6077 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6078 to correctly model move of constant 1.0 to top stack slot.
6079 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6080 (unnamed peephole2 pattern): Remove corresponding peephole2
6081 pattern that optimizes tan insn and loading of constant 1.0.
6082 (tanxf2): Use fptanxf4_i387.
6083 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6084 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6085 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6086 disable patterns for SSE math.
6087 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6088 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6090 2007-01-18 Dirk Mueller <dmueller@suse.de>
6091 Richard Guenther <rguenther@suse.de>
6094 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6095 * common.opt (Warray-bounds): Add new warning option.
6096 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6098 * Makefile.in: make tree-vrp.o depend on toplev.h
6099 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6101 (check_array_refs, check_array_bounds, check_array_ref): New.
6103 2007-01-18 Jan Hubicka <jh@suse.cz>
6105 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6106 (execute_ssa_ccp): Return flags conditionally.
6107 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6109 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6111 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6113 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6114 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6116 * Makefile.c (GTFILES): Add cfglayout.h.
6117 * gengtype.c (open_base_files): Likewise.
6118 * cfglayout.c (cfg_layout_function_footer,
6119 cfg_layout_function_header) Reindent to make gengtype happy.
6120 * cfglayout.h (cfg_layout_function_footer,
6121 cfg_layout_function_header): Add GTY(()) marker.
6123 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6125 2007-01-18 Ben Elliston <bje@au.ibm.com>
6127 * genautomata.c (write_automata): Include xstrerror output in the
6128 error message if writing the DFA description file fails.
6130 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/mips/mips-protos.h (mips_output_external): Make it
6134 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6135 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6136 (extern_list): Likewise.
6137 (extern_head): Likewise.
6138 (TARGET_ASM_FILE_END): Likewise.
6139 (mips_file_end): Likewise.
6140 (mips_output_external): Rewritten.
6142 2007-01-18 Ben Elliston <bje@au.ibm.com>
6144 * genpreds.c (write_insn_preds_c): Only write out the function
6145 body for regclass_for_constraint if we have register constraints.
6147 2007-01-17 Tom Tromey <tromey@redhat.com>
6149 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6150 * doc/install.texi (Testing): Use sourceware.org.
6151 (Binaries): Likewise.
6152 (Specific): Likewise.
6153 * doc/contrib.texi (Contributors): Use sourceware.org.
6155 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6157 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6158 (AVR_ENHANCED): Rename to ...
6159 (AVR_HAVE_MUL): ... new.
6160 (avr_enhanced_p): Rename to ...
6161 (avr_have_mul_p): ... new.
6162 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6163 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6164 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6165 (avr_have_mul_p): ... new.
6166 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6167 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6168 'avr_enhanced_p' and 'enhanced'.
6169 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6170 AVR_HAVE_MUL instead of AVR_ENHANCED.
6171 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6172 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6173 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6174 instead of AVR_ENHANCED.
6175 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6176 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6177 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6179 2007-01-17 Ian Lance Taylor <iant@google.com>
6181 * vec.h (VEC_reserve_exact): Define.
6182 (vec_gc_p_reserve_exact): Declare.
6183 (vec_gc_o_reserve_exact): Declare.
6184 (vec_heap_p_reserve_exact): Declare.
6185 (vec_heap_o_reserve_exact): Declare.
6186 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6188 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6190 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6191 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6192 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6193 * vec.c (calculate_allocation): Add exact parameter. Change all
6195 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6196 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6197 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6198 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6199 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6200 (vec_heap_p_reserve_exact): New function.
6201 (vec_heap_o_reserve_exact): New function.
6203 2007-01-17 Jan Hubicka <jh@suse.cz>
6205 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6207 2007-01-17 Eric Christopher <echristo@apple.com>
6209 * config.gcc: Support core2 processor.
6211 2007-01-16 Jan Hubicka <jh@suse.cz>
6213 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6214 the names, just unlink the chain so we don't crash on dangling pointers
6217 2007-01-16 Jan Hubicka <jh@suse.cz>
6219 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6220 * tree-pass.h: Reorder to make IPA passes appear toegher.
6221 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6222 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6223 parameters, do not call early inliner.
6224 * ipa-inline.c: Update comments. Include tree-flow.h
6225 (cgraph_decide_inlining): Do not compute inlining parameters.
6226 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6227 be called with function context set up.
6228 (pass_ipa_inline): Remove unreachable functions before pass.
6229 (cgraph_early_inlining): Simplify assuming to be called from the
6231 (pass_early_inline): New pass.
6232 (cgraph_gate_ipa_early_inlining): New gate.
6233 (pass_ipa_early_inline): Turn into simple wrapper.
6234 (compute_inline_parameters): New function.
6235 (gate_inline_passes): New gate.
6236 (pass_inline_parameters): New pass.
6237 (apply_inline): Move here from tree-optimize.c
6238 (pass_apply_inline): New pass.
6239 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6241 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6243 (tree_function_versioning): Do not allocate dummy struct function.
6244 * tree-inline.h (optimize_inline_calls): Update prototype.
6245 * tree-optimize.c (execute_fixup_cfg): Export.
6246 (pass_fixup_cfg): Remove
6247 (tree_rest_of_compilation): Do not apply inlines.
6248 * tree-flow.h (execute_fixup_cfg): Declare.
6249 * Makefile.in (gt-passes.c): New.
6250 * passes.c: Include gt-passes.h
6251 (init_optimization_passes): New passes.
6252 (nnodes, order): New static vars.
6253 (do_per_function_toporder): New function.
6254 (execute_one_pass): Dump current pass here.
6255 (execute_ipa_pass_list): Don't dump current pass here.
6257 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6259 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6260 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6262 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6264 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6265 (strong_alias): Define.
6266 (__gcc_qmul): Provide non-FMA for soft-float.
6272 (__gcc_qunord): New.
6282 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6283 soft-float functions.
6284 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6285 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6286 about long double soft float.
6288 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6289 Tehila Meyzels <tehila@il.ibm.com>
6291 * tree-vectorizer.h (is_pattern_stmt_p): New.
6292 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6293 formatting (tabs instead of spaces). Cleanup and clarify setting
6294 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6295 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6296 (vectorizable_type_demotion): Check that types are integral.
6297 (vectorizable_type_promotion): Likewise.
6298 (vectorizable_store): Fix typo. Eliminate new-line at end of
6301 2007-01-16 Jan Hubicka <jh@suse.cz>
6303 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6306 2007-01-15 Eric Christopher <echristo@apple.com>
6308 * ifcvt.c: Include vec.h, vecprim.h.
6309 (check_cond_move_block): New argument regs.
6310 Reorganize. Add registers used to regs.
6311 (cond_move_process_if_block): Use regs set above as
6314 2007-01-15 Eric Christopher <echristo@apple.com>
6316 * config/darwin.h: Update copyright.
6317 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6318 (LINK_COMMAND_SPEC): Add -u.
6319 (LINK_SPEC): Fix umbrella for above.
6321 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6323 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6326 2007-01-15 Tom Tromey <tromey@redhat.com>
6328 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6329 * doc/install.texi (Testing): Don't mention jacks.
6330 (Configuration): Document --enable-java-maintainer-mode. Move
6331 --with-java-home to libgcj-specific section. Document
6333 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6335 2007-01-15 Jan Hubicka <jh@suse.cz>
6337 * tree-ssa-dce.c (DCE_TODOs): New.
6338 (propagate_necessity): Return if something changed.
6339 (eliminate_unnecessary_stmts): Likewise.
6340 (perform_tree_ssa_dce): Return TODO flags when needed.
6341 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6343 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6345 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6346 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6347 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6348 patterns using X87MODEF12 mode macro. Extend operand 1
6349 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6350 (log10<mode>2): Ditto.
6351 (log2<mode>2): Ditto.
6352 (log1p<mode>2): Ditto.
6353 (logb<mode>2): Ditto.
6354 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6355 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6356 (*fxtractxf3_i387): Rename from *fxtractxf3.
6357 (fxtract_extend<mode>xf3_i387): New insn pattern.
6358 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6359 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6360 and gen_fyl2xxf3_i387().
6362 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6364 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6365 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6366 get_loop_exit_edges. Changed return type to bool.
6367 * cfgloop.h (fix_loop_placement): Declaration removed.
6369 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6371 * param.h (MIN_VECT_LOOP_BOUND): New.
6372 * params.def (MIN_VECT_LOOP_BOUND): New.
6373 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6374 argument - minimum threshold for number of iterations.
6375 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6376 argument to declaration.
6377 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6378 MIN_VECT_LOOP_BOUND.
6379 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6380 slpeel_tree_peel_loop_to_edge with additional argument.
6381 (vect_do_peeling_for_alignment): Likewise.
6382 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6384 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6387 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6390 2007-01-14 Jan Hubicka <jh@suse.cz>
6392 * tree-dfa.c (remove_referenced_var): New function.
6393 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6394 prune referenced vars list too.
6395 * tree-flow.h (remove_referenced_var): Declare.
6397 2007-01-14 Jan Hubicka <jh@suse.cz>
6399 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6401 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6402 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6403 * except.h (verify_eh_throw_table_statements): Kill prototype.
6404 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6405 into call exrepssions.
6406 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6408 * tree-cfg.c: Include pointer-set.h.
6409 (verify_node_sharing): Work on pointer set.
6410 (verify_eh_throw_stmt_node): New.
6411 (verify_stmts): Use pointers sets, verify throw_stmt.
6413 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6415 * ipa-reference.c (analyze_function): Consider also addresses taken
6418 2007-01-12 Roger Sayle <roger@eyesopen.com>
6420 * c-typeck.c (null_pointer_constant_p): Replace use of
6421 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6422 (build_c_cast): Likewise.
6424 2007-01-12 Roger Sayle <roger@eyesopen.com>
6426 * tree.h (force_fit_type_double): Remove unused final argument.
6427 * c-common.c (constant_expression_warning): Replace use of
6428 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6429 (convert_and_check): Likewise.
6430 (shorten_compare): Update call to force_fit_type_double.
6431 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6432 * convert.c (convert_to_pointer): Update call to
6433 force_fit_type_double.
6434 * fold-const.c (force_fit_type_double): Remove overflowed_const
6436 (int_const_binop, fold_convert_const_int_from_int,
6437 fold_convert_const_int_from_real, fold_div_compare,
6438 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6439 fold_abs_const, fold_not_const): Remove the final argument from
6440 calls to force_fit_type_double.
6442 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6444 * configure.ac: Set insn to "nop" for spu-*-* also.
6445 * configure: Regenerate.
6447 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6449 * builtins.def : Add BUILT_IN_FREE.
6451 2007-01-12 Jan Hubicka <jh@suse.cz>
6453 PR tree-optimization/30443
6454 * tree-inline.c (tree_function_versioning): Do not optimize when
6455 cloning for inlining.
6457 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6459 * doc/loop.texi: Document recording of loop exits.
6460 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6461 (update_single_exits_after_duplication,
6462 update_single_exit_for_duplicated_loop,
6463 update_single_exit_for_duplicated_loops): Removed.
6464 (duplicate_loop_to_header_edge): Do not call
6465 update_single_exits_after_duplication and
6466 update_single_exit_for_duplicated_loops.
6467 (loop_version): Do not update single_exit information.
6468 (fix_loop_structure): Use record_loop_exits instead of
6469 mark_single_exit_loops.
6470 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6471 the lists of loop exits.
6472 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6473 split_edge, merge_blocks): Update the lists of loop exits.
6474 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6475 loop_optimizer_init.
6476 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6477 of mark_single_exit_loops.
6478 (loop_optimizer_finalize): Call release_recorded_exits.
6479 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6480 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6481 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6482 update single exit information.
6483 * lambda-code.c (perfect_nestify): Ditto.
6484 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6485 (mark_single_exit_loops): Removed.
6486 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6487 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6488 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6490 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6491 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6492 (verify_loop_structure): Verify consistency of the exit lists.
6493 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6494 (set_single_exit): Removed.
6495 * cfgloop.h (struct loop_exit): New function.
6496 (struct loop): single_exit_ field replaced by exits field.
6497 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6498 (struct loops): Added exits hash.
6499 (mark_single_exit_loops, set_single_exit): Declaration removed.
6500 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6502 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6504 * doc/invoke.texi: Avoid use of @headitem.
6506 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6508 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6512 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6515 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6516 Richard Sandiford <richard@codesourcery.com>
6518 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6519 * config/m68k/m68k.opt: Resort options.
6520 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6522 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6523 Richard Sandiford <richard@codesourcery.com>
6525 * doc/invoke.texi: Document the macros that are defined by
6526 m68k's -mtune and -mhard-float options.
6527 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6528 (m68k_cpp_cpu_family): Likewise.
6529 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6530 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6531 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6532 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6533 (m68k_cpp_cpu_family): Likewise.
6535 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6537 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6538 macros besides mc68000 as tuning macros. Use a switch statement
6539 to set them and mcpu32.
6541 2007-01-12 Julian Brown <julian@codesourcery.com>
6543 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6544 (TARGET_68040_ONLY): Rename to...
6545 (TARGET_68040): ...this.
6546 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6547 * config/m68k/m68k.md: Likewise.
6549 2007-01-12 Julian Brown <julian@codesourcery.com>
6550 Nathan Sidwell <nathan@codesourcery.com>
6551 Richard Sandiford <richard@codesourcery.com>
6553 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6554 the -mcpu= argument associated with the --with-cpu setting.
6555 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6556 if different from the one implied by the -mcpu setting.
6557 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6558 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6559 * doc/invoke.texi: Mention ColdFire in the introduction to the
6560 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6561 -mno-div and -mhard-float options. Make -m68881 a synonym for
6562 -mhard-float. Document the previously-undocumented -m5206e,
6563 -m528x, -m5307 and -m5407 options. Tweak the existing option
6564 documentation for consistency.
6565 * doc/install.texi: Mention new --with-cpu arguments.
6566 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6567 default CPU if neither -mcpu nor -march are specified.
6568 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6569 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6570 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6571 using m68k_tune to decide between families that implement the
6572 same ISA. Use m68k_tune to set __mcfv4e__.
6573 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6574 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6575 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6576 (FL_ISA_C, FL_ISA_MMU): New macros.
6577 (MASK_COLDFIRE): Delete.
6578 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6579 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6580 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6581 (TARGET_HARD_FLOAT): Do not define here.
6582 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6583 (TUNE_68000): New macro.
6584 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6585 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6586 (TUNE_CFV2): Redefine in terms of m68k_tune.
6587 (uarch_type, target_device, fpu_type): New enums.
6588 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6589 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6590 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6591 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6592 (FL_FOR_isa_c): New macros.
6593 (m68k_isa): New enum.
6594 (m68k_target_selection): New structure.
6595 (all_devices, all_isas, all_microarchs): New tables.
6596 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6597 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6598 (MASK_ALL_CPU_BITS): Delete.
6599 (m68k_find_selection): New function.
6600 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6601 Map the legacy target options to a combination of the new ones.
6602 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6603 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6604 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6606 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6607 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6609 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6610 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6611 * config/m68k/m68k-devices.def: New file.
6613 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6614 Nathan Sidwell <nathan@codesourcery.com>
6616 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6617 (SUBTARGET_EXTRA_SPECS): New macros.
6618 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6619 use %(asm_cpu_spec) instead.
6620 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6621 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6622 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6623 (EXTRA_SPECS): Rename to...
6624 (SUBTARGET_EXTRA_SPECS): ...this.
6626 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6627 Richard Sandiford <richard@codesourcery.com>
6628 Julian Brown <julian@codesourcery.com>
6630 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6631 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6632 to the configuration's default CPU.
6633 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6634 Remove default masks.
6635 (m680[012]0-*-*): Set the default with_cpu to the first part of
6637 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6638 (m68k*-*-linux): Extend the --with-cpu handling to...
6639 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6640 and m68010. Don't set target_cpu_default2.
6641 * doc/install.texi: Document --with-cpu for m68k.
6642 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6643 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6644 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6645 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6646 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6647 (ASM_SPEC): Remove use of %(asm_cpu_default).
6648 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6649 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6650 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6651 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6652 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6653 (TARGET_DEFAULT): Delete.
6654 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6655 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6656 (CPP_CPU_SPEC): Delete.
6657 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6658 the appropriate string.
6659 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6660 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6661 (ASM_SPEC): Don't use %(asm_default_spec).
6662 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6663 TARGET_DEFAULT and add MASK_68881.
6664 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6666 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6668 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6669 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6670 MASK_68010 alongside MASK_68020.
6671 * doc/invoke.texi: Document -m68010.
6672 * config/m68k/m68k.opt (m68010): New.
6673 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6675 (TUNE_68010): New macro.
6676 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6677 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6678 (M68K_CPU_m68332): Add MASK_68010.
6679 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6680 fallback definition.
6681 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6683 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6684 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6685 to all entries that use MASK_68020.
6686 (output_move_simode_const, output_move_himode, output_move_qimode)
6687 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6688 instead of TARGET_68020 to select clr behavior. Remove comment
6689 about there being no TARGET_68010.
6690 * config/m68k/m68k.md: Likewise throughout.
6692 2007-01-12 Julian Brown <julian@codesourcery.com>
6694 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6695 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6696 * config/m68k/m68k.md: Likewise.
6698 2007-01-12 Julian Brown <julian@codesourcery.com>
6700 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6701 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6703 2007-01-12 Julian Brown <julian@codesourcery.com>
6705 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6706 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6707 * config/m68k/m68k.md: Likewise.
6709 2007-01-12 Julian Brown <julian@codesourcery.com>
6710 Richard Sandiford <richard@codesourcery.com>
6712 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6713 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6714 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6716 (TARGET_CPU32): Rename to...
6717 (TUNE_CPU32): ...this.
6718 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6719 (TUNE_CFV2): New macros.
6720 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6721 remove conditions that are implied by TARGET_68020.
6722 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6723 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6724 (m68k_output_function_epilogue): Likewise.
6725 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6726 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6727 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6728 non-68000 timings. Refactor multiplication and division costs.
6729 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6730 TUNE_CPU32 instead of TARGET_CPU32.
6731 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6732 and TUNE_68060 instead of TARGET_68060.
6733 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6734 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6736 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6737 && !TARGET_COLDFIRE" to choose between moveq and clr.
6738 Likewise in the unnamed movsf pattern.
6739 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6740 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6743 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6745 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6746 of tabbing before backslashes.
6748 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6750 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6751 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6752 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6754 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6756 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6757 find_interesting_uses_cond.
6758 (find_interesting_uses_cond): Use extract_cond_operands.
6759 (rewrite_use_compare): Use extract_cond_operands and
6760 force_gimple_operand_bsi. Do not call update_stmt.
6761 (determine_use_iv_cost_condition): Use extract_cond_operands.
6762 Return cheaper of using original bound and changing the exit bound.
6764 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6766 PR tree-optimization/29516
6767 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6768 most_expensive_mult_to_index, addr_to_parts,
6769 create_mem_ref, maybe_fold_tmr): Make the type of
6770 fields of TARGET_MEM_REF sizetype.
6771 (move_fixed_address_to_symbol, move_pointer_to_base):
6773 * tree.def (TARGET_MEM_REF): Add comment on types of
6776 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6778 * c-common.c (vector_types_convertible_p): Treat opaque types as
6779 always convertible if they have the same size, but not otherwise.
6781 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6783 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6784 Remove the b_unconditional field.
6785 (noce_try_sign_mask): Do not look at b_unconditional.
6786 (noce_process_if_block): Do not use merge_if_blocks. Update
6787 the CFG here. Do not set b_unconditional.
6788 (cond_move_process_if_block): Likewise.
6789 (find_cond_trap): Likewise.
6790 (check_cond_move_block): Require simple jump insns at the end
6793 2007-01-11 Jan Hubicka <jh@suse.cz>
6795 PR tree-optimization/1046
6796 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6797 when alias info is not ready.
6798 (pass_tail_recursion): Do not require aliasing.
6799 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6800 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6801 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6802 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6803 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6804 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6805 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6807 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6808 When aliasing is not build, mark statement as volatile.
6810 2007-01-11 Tom Tromey <tromey@redhat.com>
6812 PR preprocessor/15185, PR preprocessor/20989:
6813 * doc/cppopts.texi <-MT>: Update description of algorithm for
6814 computing default target.
6815 <-M, -MD>: Reword "basename" text.
6817 2007-01-11 Roger Sayle <roger@eyesopen.com>
6819 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6820 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6821 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6822 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6823 fold_builtin_bswap, real_constp, fold_builtin_pow,
6824 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6825 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6826 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6827 * convert.c (convert_to_pointer): Likewise.
6828 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6829 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6830 const_binop, fold_convert_const_int_from_int,
6831 fold_convert_const_int_from_real,
6832 fold_convert_const_real_from_real, sign_bit_p,
6833 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6834 fold_sign_changed_comparison, fold_unary, fold_comparison,
6835 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6836 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6837 * print-tree.c (print_node_brief, print_node): Likewise.
6838 * stor-layout.c (place_field, layout_type): Likewise.
6839 * tree-chrec.c (keep_cast): Likewise.
6840 * tree.c (build_vector, build_real, build_real_from_int_cst,
6841 build_complex): Likewise.
6843 2007-01-11 Roger Sayle <roger@eyesopen.com>
6845 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6846 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6848 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6850 * configure.ac (strict1_warn): Rename to strict_warn.
6851 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6852 cc_set_by_configure, quoted_cc_set_by_configure,
6853 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6854 all_boot_languages, all_stagestuff): Remove.
6855 (target_list): Remove bootstrap targets.
6856 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6857 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6858 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6859 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6860 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6861 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6862 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6863 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6864 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6865 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6866 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6867 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6868 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6869 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6870 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6871 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6872 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6873 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6874 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6875 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6876 (mostlyclean): Adjust.
6877 (clean, distclean): Don't mention bootstrap stuff.
6878 * configure: Regenerate.
6879 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6880 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6881 treelang/config-lang.in (stagestuff): Remove.
6882 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6883 stageprofile, stagefeedback, stagestuff): Remove mention.
6885 2007-01-11 Nick Clifton <nickc@redhat.com>
6887 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6889 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6890 (mcore_arith_K_S_operand): Run the test for the S constraint not
6891 the test for the M constraint.
6892 (mcore_addsub_operand): Do not accept integer values that are
6893 larger than 32 bits.
6894 * config/mcore/mcore.md: Remove unused constraints from split.
6895 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6897 (allocate_stack): Likewise.
6898 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6899 operands to 32 bits.
6900 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6902 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6903 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6904 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6905 mcore_output_bclri, mcore_output_andn, output_inline_const,
6906 mcore_output_move, mcore_output_movedouble): Likewise.
6907 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6908 (output_inline_const): Likewise.
6909 (output_inline_const): Fix format strings used in sprintf
6911 * config/mcore/mcore-protos.h: Update prototypes for changed
6912 functions in mcore.c.
6913 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6914 HOST_WIDE_INT and not int.
6915 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6916 CONST_OK_FOR_N): Likewise.
6917 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6918 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6921 2007-01-10 Jan Hubicka <jh@suse.cz>
6923 * tree-vrp.c (remove_range_assertions): Release defs.
6924 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6925 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6927 2007-01-10 Paul Brook <paul@codesourcery.com>
6929 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6930 * config/arm/arm.md (mulsi3subsi): New insn.
6932 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6934 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6935 (tree_transform_and_unroll_loop): New.
6936 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6939 2007-01-10 Robert Kennedy <jimbob@google.com>
6941 * fold-const.c (fold_comparison): Fold comparisons like (x *
6942 1000 < 0) to (x < 0).
6944 2007-01-10 Ian Lance Taylor <iant@google.com>
6946 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6947 operands have the same priority.
6949 2007-01-10 Tom Tromey <tromey@redhat.com>
6951 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6952 (fold_binary): Likewise.
6953 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6954 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6955 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6956 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6957 * langhooks.h (struct lang_hooks): Removed field
6958 'can_use_bit_fields_p'.
6960 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6962 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6964 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6966 * function.c (get_last_funcdef_no): New function.
6967 * function.h (get_last_funcdef_no): Declare.
6968 * tree-inline.c (initialize_cfun): Add initialization.
6969 (tree_function_versioning): Cleanup.
6971 2007-01-10 Jan Hubicka <jh@suse.cz>
6973 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6976 2007-01-10 Sa Liu <saliu@de.ibm.com>
6977 Ben Elliston <bje@au.ibm.com>
6979 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6980 for SAVE_NONLOCAL and Pmode for any other save level.
6981 * spu-protos.h (spu_restore_stack_block): Declare.
6982 * spu.md (save_stack_block): Remove.
6983 (restore_stack_block): Call spu_restore_stack_block.
6984 * spu.c (spu_restore_stack_block): New function.
6985 (spu_expand_epilogue): Remove old comment.
6987 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6989 PR tree-optimization/30322
6990 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6991 (cand_value_at): Return the value as aff_tree.
6992 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6993 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6994 aff_combination_mult): New functions.
6995 (aff_combination_add): Use aff_combination_add_cst.
6996 (aff_combination_convert): Allow conversions to a wider type.
6997 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6998 * tree-affine.h (aff_combination_mult): Declare.
7000 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7002 * doc/tm.texi: Update documentation to reflect reality of exec
7003 and start file search behaviours. Update copyright year.
7004 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7005 header file directories.
7007 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7009 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7010 (*cosxf2): Rename to cosxf2_i387.
7011 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7012 using X87MODEF12 mode macro. Rename patterns to
7013 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7015 (*cosdf2, *cossf2): Ditto.
7016 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7017 to match extended input operands.
7018 (sincos<mode>3): New expander.
7019 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7020 insn patterns and corresponding splitters.
7022 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7024 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7025 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7027 2007-01-09 Nicolas Pitre <nico@cam.org>
7030 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7032 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7034 * target.h (struct gcc_target): New field library_rtti_comdat.
7035 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7036 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7037 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7038 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7040 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7042 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7044 2007-01-08 Richard Guenther <rguenther@suse.de>
7046 * tree.h (force_fit_type_double): Export.
7047 (force_fit_type): Remove.
7048 * fold-const.c (force_fit_type_double): New function.
7049 (force_fit_type): Remove.
7050 (int_const_binop): Use it.
7051 (fold_convert_const_int_from_int): Likewise.
7052 (fold_convert_const_int_from_real): Likewise.
7053 (fold_div_compare): Likewise.
7054 (fold_sign_changed_comparison): Likewise.
7055 (fold_unary): Likewise.
7056 (fold_negate_const): Likewise.
7057 (fold_abs_const): Likewise.
7058 (fold_not_const): Likewise.
7059 * c-common.c (shorten_compare): Use force_fit_type_double.
7060 * convert.c (convert_to_pointer): Likewise.
7062 2007-01-08 Richard Guenther <rguenther@suse.de>
7064 * tree.h (build_int_cst_wide_type): Export.
7065 * tree.c (build_int_cst_wide_type): New function.
7066 (build_int_cst_wide): Fix comment.
7067 * builtins.c (fold_builtin_object_size): Use build_int_cst
7068 to build -1 or 0 of the correct type. Use fit_double_type
7069 to check for overflow.
7070 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7072 (decode_field_reference): Likewise.
7073 (all_ones_mask_p): Likewise.
7074 (native_interpret_int): Use build_int_cst_wide_type.
7075 (fold_binary): Use build_int_cst_type to build an all-ones
7077 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7079 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7081 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7083 2007-01-09 Ben Elliston <bje@au.ibm.com>
7085 * genautomata.c (STATS_OPTION): New option.
7086 (stats_flag): New flag.
7087 (gen_automata_option): Handle it.
7088 (initiate_automaton_gen): Ditto.
7089 (write_automata): Output statistics only if stats_flag is
7090 set. Likewise, output time statistics only if time_flag is set.
7091 * doc/md.texi (Processor pipeline description): Document new flag.
7093 2007-01-08 Richard Guenther <rguenther@suse.de>
7095 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7096 * tree.c (build_int_cst_type): Likewise.
7097 (size_in_bytes): Don't call force_fit_type on the result.
7098 (int_fits_type_p): Use fit_double_type.
7099 * fold-const.c (fit_double_type): New function.
7100 (force_fit_type): Use it.
7101 * tree.h (fit_double_type): Export.
7103 2007-01-08 Jan Hubicka <jh@suse.cz>
7105 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7106 * ipa.c (function_and_variable_visibility): Fix return type.
7108 2007-01-08 Richard Guenther <rguenther@suse.de>
7110 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7111 of offset to build the index.
7112 * tree-pretty-print.c (dump_generic_node): Don't build negated
7113 const just for printing.
7114 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7115 * builtins.c (fold_builtin_int_roundingfn): Check if result
7116 fits the type by using force_fit_type and comparing the result.
7117 * predict.c (predict_loops): Use compare_tree_int for comparison.
7118 * tree.c (build_int_cst): Fall back to integer_type_node for
7120 (build_int_cst_wide): Assert type is non-null.
7122 2007-01-08 Roberto Costa <roberto.costa@st.com>
7124 * tree-vrp.c (extract_range_from_cond_expr): New.
7125 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7126 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7128 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7129 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7130 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7131 used as expressions.
7132 * tree-object-size.c (cond_expr_object_size): New.
7133 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7135 2007-01-08 Jan Hubicka <jh@suse.cz>
7137 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7138 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7141 2007-01-08 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/23603
7144 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7145 (extract_range_from_binary): Fall back to truthvalue instead of
7146 varying for TRUTH_*_EXPR.
7147 (extract_range_from_comparison): Fall back to truthvalue instead of
7149 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7150 if all visited PHI values were constant.
7152 2007-01-08 Jan Hubicka <jh@suse.cz>
7154 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7155 (cgraph_analyze_function): break out from ...
7156 (cgraph_finalize_compilation_unit): ... here.
7157 (cgraph_expand_function): Remove forgoten commented out line.
7158 (cgraph_optimize): Analyze functions.
7160 2007-01-08 Jan Hubicka <jh@suse.cz>
7162 * tree-pas.h (TODO_remove_function): New flag.
7163 (TODO_update*): Renumber.
7164 (pass_ipa_increase_alignment,
7165 pass_ipa_function_and_variable_visibility): New passes.
7166 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7167 (cgraph_function_and_variable_visibility): Move to ipa.c
7168 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7169 cgraph_increase_alignment.
7170 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7171 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7172 calling tree-inline.
7173 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7174 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7175 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7176 (gate_increase_alignment): New function.
7177 (pass_ipa_increase_alignment): New pass.
7178 * ipa.c: Inline tree-pass.h and timevar.h
7179 (function_and_variable_visibility): Move here from cgraphunit.c
7180 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7181 * passes.c (init_optimization_passes): Add the two new passes.
7182 (execute_todo): Handle cgraph_remove_functions.
7184 2007-01-08 Nick Clifton <nickc@redhat.com>
7186 * config/frv/predicates.md (reg_or_0_operand): Accept
7189 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7191 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7192 * config.gcc: Add bfin*-rtems*.
7194 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7196 * c.opt: Add -flax-vector-conversions.
7197 * c-typeck.c (convert_for_assignment): Pass flag to
7198 vector_types_convertible_p to allow emission of note.
7199 (digest_init): Likewise.
7200 * c-opts.c: Handle -flax-vector-conversions.
7201 * c-common.c (flag_lax_vector_conversions): New.
7202 (vector_types_convertible_p): Unless -flax-vector conversions
7203 has been passed, disallow conversions between vectors with
7204 differing numbers of subparts and/or element types. If such
7205 a conversion is disallowed, possibly emit a note on the first
7206 occasion only to inform the user of -flax-vector-conversions.
7207 The new last argument specifies this.
7208 * c-common.h (flag_lax_vector_conversions): New.
7209 (vector_types_convertible_p): Add extra argument.
7210 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7211 char_type_node for V*QI type vectors.
7212 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7213 Update to satisfy new typechecking rules.
7214 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7216 * doc/invoke.texi (C Dialect Options): Document
7217 -flax-vector-conversions.
7219 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7221 PR tree-optimization/29877
7222 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7223 a register variable on the RHS to not be replaceable.
7225 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7226 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7227 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7228 const_simm15, const_pow2, const_npow2): Added.
7229 * config/score/misc.md (insv, extv, extzv, movmemsi,
7230 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7231 * config/score/score.c (score_address_cost, score_select_cc_mode):
7233 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7234 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7235 Update score_print_operand.
7236 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7237 Adjust register allocate order and update some macro define.
7238 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7239 mdx_block_move_straight, mdx_block_move_loop_head,
7240 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7241 mdx_block_move): Added.
7242 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7243 mdp_limm): Updated and fix some bug and typo.
7244 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7245 (movsf, movdf, doloop_end): Added.
7247 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7249 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7250 config/arm/thumb2.md: Fix comment typos.
7251 * doc/extend.texi: Fix a typo.
7253 2007-01-07 Eric Christopher <echristo@apple.com>
7255 * configure.ac: Check for __stack_chk_fail for darwin.
7256 * configure: Regenerate.
7258 2007-01-07 Richard Guenther <rguenther@suse.de>
7260 * tree-vrp.c (extract_range_from_assert): CSE calls to
7261 compare_values where possible.
7262 (extract_range_from_unary_expr): Likewise.
7264 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7266 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7267 * config/avr/avr.c (call_insn_operand): Delete function.
7268 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7269 instead of register number. Use predicates.
7270 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7271 call_insn_operand): Add.
7273 2007-01-06 Jan Hubicka <jh@suse.cz>
7275 * tree-pass.h (pass_build_cgraph_edges): Declare.
7276 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7277 (visited_nodes): Remove.
7278 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7279 build_cgrpah_edges; make visited_nodes local.
7280 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7281 (record_references_in_initializer): Move to cgraphbuild.c
7282 (initialize_inline_failed, rebuild_cgraph_edges,
7283 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7284 (verify_cgraph_node): Make visited_nodes local.
7285 (cgraph_analyze_function): Do not call cgraph_create_edges and
7286 initialize_inline_failed.
7287 (cgraph_expand_function): Do not call cgraph_lower_function;
7288 assert that function is already lowered.
7289 * Makefile.in (cgraphbuild.o): New.
7290 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7291 at the end of lowering passes.
7293 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7295 * ifcvt.c (cond_move_convert_if_block): New function, code
7296 factored out from...
7297 (cond_move_process_if_block): ...here. Call the new function
7298 on the THEN and ELSE blocks.
7299 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7300 already takes care of this.
7302 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7305 * tree.h (TREE_OVERFLOW_P): New.
7306 * c-typeck.c (parser_build_unary_op): Warn only if result
7307 overflowed and operands did not.
7308 (parser_build_binary_op): Likewise.
7309 (convert_for_assignment): Remove redundant overflow_warning.
7310 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7312 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7314 * c-typeck.c (store_init_value): Split over two lines to follow
7315 the GNU coding style.
7317 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7319 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7320 __GXX_EXPERIMENTAL_CXX0X__.
7321 * doc/cpp.texi: Same.
7323 2007-01-05 Richard Guenther <rguenther@suse.de>
7326 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7327 with mismatched types. Instead explicitly build a
7328 conversion NOP_EXPR.
7330 2007-01-05 Ian Lance Taylor <iant@google.com>
7332 * c-common.c (decl_with_nonnull_addr_p): New function.
7333 (c_common_truthvalue_conversion): Call it.
7334 * c-typeck.c (build_binary_op): Likewise.
7335 * c-common.h (decl_with_nonnull_addr_p): Declare.
7337 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7340 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7343 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7345 * doc/install.texi (Final install): Document the fact that
7346 the GNAT runtime should not be stripped.
7348 2007-01-04 Jan Hubicka <jh@suse.cz>
7350 * tree-inline.c (fold_marked_statements): Update operand caches
7351 and EH after folding
7353 2007-01-04 Ian Lance Taylor <iant@google.com>
7355 * c-common.c (check_function_nonnull): Whitespace fix.
7357 2007-01-04 Jan Hubicka <jh@suse.cz>
7359 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7360 comitted older version of patch.
7361 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7362 function, celanup cfg and collect garbage.
7364 2007-01-04 Mike Stump <mrs@apple.com>
7366 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7369 2007-01-04 Eric Christopher <echristo@apple.com>
7371 * libgcc2.c (__bswapsi2): Use SItype.
7372 (__bswapdi2): Use DItype.
7373 * libgcc2.h: Update for above.
7375 2007-01-04 Paul Brook <paul@codesourcery.com>
7377 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7378 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7379 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7380 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7381 umulsi3_highpart): Make conditional on !arm_arch6.
7382 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7383 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7384 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7385 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7386 umulsi3_highpart_v6): New insns.
7388 2007-01-04 Roger Sayle <roger@eyesopen.com>
7390 * fold-const.c (fold_convert): When casting an expression to void,
7391 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7392 have a type. Instead of attempting to build a NOP_EXPR, return
7393 these "special" trees directly.
7395 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7397 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7398 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7399 rs6000_cost->fp not 0 as adjustment for outer NEG.
7401 2007-01-04 Jan Hubicka <jh@suse.cz>
7403 * cgraph.c (cgraph_release_function_body): New function.
7404 (cgraph_remove_node): Use it.
7405 * cgraph.h (cgraph_release_function_body): Declare.
7406 * cgraphunit.c (cgraph_expand_function): Use it.
7407 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7408 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7409 is initialized and while compilation of other function is running.
7410 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7411 statement CFG annotations from here to ...
7412 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7414 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7416 * cfgloop.h (enum li_flags): Make the constants powers of two.
7418 2007-01-04 Jan Hubicka <jh@suse.cz>
7420 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7422 (fold_marked_statements): New function.
7423 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7424 * tree-inline.h (copy_body_data): Add statements_to_fold.
7426 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7428 * config.gcc: Mention libgcc/config.host.
7429 * Makefile.in: Update comments mentioning libgcc.
7430 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7431 (all.cross, start.encap, rest.encap, rest.cross): Update
7432 dependencies for libgcc move.
7433 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7434 (clean-target, clean-target-libgcc): Delete.
7435 (srcdirify, GCC_EXTRA_PARTS): New macros.
7436 (libgcc-support, libgcc.mvars): New rules.
7437 (distclean): Remove mention of mklibgcc.
7438 (install): Don't reference INSTALL_LIBGCC.
7439 (install-common): Don't reference EXTRA_PARTS.
7440 (install-libgcc, install-multilib): Delete rules.
7441 * mklibgcc.in: Delete file.
7442 * doc/configfiles.texi: Don't mention mklibgcc.
7444 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7445 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7446 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7447 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7448 (mklibgcc, ldblspecs): Likewise.
7450 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7451 (posixpre.def): Use $(T).
7452 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7453 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7454 (SHLIB_LINK): Make dummy.
7455 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7457 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7459 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7460 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7461 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7462 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7464 * configure.ac (all_outputs): Remove mklibgcc.
7465 * configure: Regenerated.
7467 2007-01-03 Josh Conner <jconner@apple.com>
7470 * calls.c (compute_argument_addresses): Set stack and stack_slot
7471 for partial args, too.
7472 (store_one_arg): Use locate.size.constant for the size when
7473 generating a save_area.
7475 2007-01-03 Robert Kennedy <jimbob@google.com>
7477 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7478 whose definitions are deleted due to basic block merging.
7480 2007-01-03 Paul Brook <paul@codesourcery.com>
7483 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7485 (use_return_insn): Return 0 for Thumb interrupt functions.
7486 (print_multi_reg): Add rfe argument for IRQ returns.
7487 (arm_output_epilogue): Pop interrupt return address directly into PC.
7488 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7490 2007-01-03 Paul Brook <paul@codesourcery.com>
7492 Merge from sourcerygxx-4_1.
7493 * config/arm/thumb2.md: New file.
7494 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7496 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7497 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7498 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7499 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7501 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7502 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7504 * config/arm/ieee754-sf.S: Ditto.
7505 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7506 (thumb1_base_register_rtx_p): ... to this.
7507 (thumb_index_register_rtx_p): Rename...
7508 (thumb1_index_register_rtx_p): ... to this.
7509 (thumb_output_function_prologue): Rename...
7510 (thumb1_output_function_prologue): ... to this.
7511 (thumb_legitimate_address_p): Rename...
7512 (thumb1_legitimate_address_p): ... to this.
7513 (thumb_rtx_costs): Rename...
7514 (thumb1_rtx_costs): ... to this.
7515 (thumb_compute_save_reg_mask): Rename...
7516 (thumb1_compute_save_reg_mask): ... to this.
7517 (thumb_final_prescan_insn): Rename...
7518 (thumb1_final_prescan_insn): ... to this.
7519 (thumb_expand_epilogue): Rename...
7520 (thumb1_expand_epilogue): ... to this.
7521 (arm_unwind_emit_stm): Rename...
7522 (arm_unwind_emit_sequence): ... to this.
7523 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7524 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7525 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7526 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7527 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7528 thumb2_output_casesi): New functions.
7529 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7530 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7531 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7532 THUMB2_WORK_REGS): Define.
7533 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7534 arm_condexec_mask, arm_condexec_masklen)): New variables.
7535 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7536 (arm_override_options): Check new CPU capabilities.
7537 Set new architecture flag variables.
7538 (arm_isr_value): Handle v7m interrupt functions.
7539 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7541 (const_ok_for_arm): Handle Thumb-2 constants.
7542 (arm_gen_constant): Ditto. Use movw when available.
7543 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7545 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7546 (thumb_find_work_register, arm_load_pic_register,
7547 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7548 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7549 print_multi_reg, output_mov_long_double_fpa_from_arm,
7550 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7551 output_mov_double_fpa_from_arm, output_move_double,
7552 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7553 output_return_instruction, arm_output_function_prologue,
7554 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7555 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7556 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7557 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7558 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7559 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7561 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7562 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7563 (arm_file_start): Output directive for unified syntax.
7564 (arm_unwind_emit_set): Handle stack alignment instruction.
7565 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7566 Add v6t2, v7, v7a, v7r and v7m.
7567 (RETLDM): Add Thumb-2 code.
7568 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7569 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7570 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7571 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7572 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7573 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7574 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7575 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7576 ADJUST_INSN_LENGTH): Define.
7577 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7578 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7579 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7580 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7581 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7582 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7583 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7584 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7585 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7586 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7587 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7588 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7589 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7590 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7591 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7592 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7593 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7595 * config/arm/arm-tune.md: Regenerate.
7596 * config/arm/arm-protos.h: Update prototypes.
7597 * config/arm/vfp.md: Enable patterns for Thumb-2.
7598 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7599 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7600 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7601 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7602 * config/arm/libunwind.S: Add Thumb-2 code.
7603 * config/arm/constraints.md: Update include Thumb-2.
7604 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7605 * config/arm/ieee754-df.S: Ditto.
7606 * config/arm/bpabi.S: Ditto.
7607 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7608 * config/arm/predicates.md (low_register_operand,
7609 low_reg_or_int_operand, thumb_16bit_operator): New.
7610 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7611 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7612 * config/arm/t-arm-elf: Add armv7 multilib.
7613 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7615 (UNSPEC_STACK_ALIGN, ce_count): New.
7616 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7617 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7619 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7620 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7621 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7622 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7623 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7624 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7626 * doc/extend.texi: Document ARMv7-M interrupt functions.
7627 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7629 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7631 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7632 (struct _Unwind_Context): Rename args_size to flags, remove
7633 signal_frame field, add a new args_size field and version field.
7634 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7635 _Unwind_IsExtendedContext): New inline functions.
7636 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7637 Assume by_value array is only present if _Unwind_IsExtendedContext.
7638 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7639 _Unwind_IsSignalFrame.
7640 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7641 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7642 (uw_init_context_1): Initialize context->flags to
7643 EXTENDED_CONTEXT_BIT.
7644 * config/rs6000/linux-unwind.h (frob_update_context): Use
7645 _Unwind_SetSignalFrame.
7647 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7650 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7651 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7654 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7656 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7657 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7658 RET, AT_SP): Remove.
7659 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7662 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7663 * cfgbuild.c (find_basic_blocks): Likewise.
7664 * cfgrtl.c (rtl_create_basic_block): Likewise.
7665 * function.c (temp_slots_at_level): Likewise.
7666 * reg-stack.c (stack_regs_mentioned): Likewise.
7667 * regclass.c (allocate_reg_info): Likewise.
7668 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7669 set_bb_for_stmt, move_block_to_fn): Likewise.
7670 * tree-complex.c (tree_lower_complex): Likewise.
7671 * vec.h (VEC_safe_grow_cleared): New.
7673 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7675 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7677 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7678 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7680 * cfgloopmanip.c (scale_loop_frequencies): Export.
7681 (loopify): Scale the frequencies by prescribed coefficients.
7682 (set_zero_probability): New function.
7683 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7684 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7685 and frequencies according to arguments.
7686 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7688 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7689 * modulo-sched.c (sms_schedule): Set probabilities for entering
7690 versioned loop correctly.
7691 * tree-vect-transform.c (vect_transform_loop): Ditto.
7692 * cfgloop.h (loopify, loop_version): Declaration changed.
7693 (scale_loop_frequencies): Declared.
7695 2007-01-02 Jan Hubicka <jh@suse.cz>
7697 * cgraph.c: Include tree-flow.h
7698 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7700 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7701 * tree-pass.h (pass_all_early_optimizations): Declare.
7702 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7704 (cgraph_analyze_function): Do early_local_passes.
7705 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7706 Do not add referenced vars.
7707 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7709 (gate_all_early_local_passes): New gate.
7710 (pass_early_local_passes): Use new gate.
7711 (execute_early_local_optimizations): New functions.
7712 (gate_all_early_optimizations): New gate.
7713 (pass_all_early_optimizations): New pass.
7714 (execute_free_datastructures): Free SSA only when initialized.
7715 (gate_init_datastructures): Init only when optimizing.
7716 (tree_lowering_passes): Do early local passes when called late.
7717 * tree-profile.c (do_tree_profiling): Don't profile functions added
7719 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7720 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7722 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7723 during early_local_passes.
7724 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7727 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7729 * Makefile.in: Update copyright year.
7731 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7733 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7734 in $(lang_checks) and check-consistency targets.
7736 2007-01-02 Jan Hubicka <jh@suse.cz>
7738 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7739 Do not add referenced vars.
7740 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7742 * passes.c (init_optimization_passes): Put mudflap_2 after
7743 free_datastructures.
7745 2007-01-02 Jan Hubicka <jh@suse.cz>
7747 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7748 Set NOTHROW flag on call statements proved to be nothrow.
7749 Update statement of local calls so new pure/const functions are
7750 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7752 (tree_rest_of_compilation): Register hooks and initialize bitmap
7753 early. Do not set after_inlining flag.
7755 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7757 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7758 HOST_BITS_PER_LONGLONG
7760 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7763 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7764 warning for non-static initializers.
7766 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7768 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7769 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7770 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7771 Always use set_unique_reg_note to add REG_EQUAL notes.
7773 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7776 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7778 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7779 * cfgbuild.c (find_basic_blocks): Likewise.
7780 * cfgrtl.c (rtl_create_basic_block): Likewise.
7781 * function.c (temp_slots_at_level): Likewise.
7782 * reg-stack.c (stack_regs_mentioned): Likewise.
7783 * regclass.c (allocate_reg_info): Likewise.
7784 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7785 set_bb_for_stmt, move_block_to_fn): Likewise.
7786 * tree-complex.c (tree_lower_complex): Likewise.
7787 * vec.h (VEC_safe_grow_cleared): New.
7789 2007-01-02 Ian Lance Taylor <iant@google.com>
7791 * c-common.c (c_common_truthvalue_conversion): When warning about
7792 using an assignment as a truth value, set TREE_NO_WARNING.
7794 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7797 * c.opt (Wold-style-declaration): New.
7798 * doc/invoke.texi (C-only Warning Options): New.
7799 (Wold-style-declaration): Document it.
7800 (Wextra): Enabled by -Wextra.
7801 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7802 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7803 -Wold-style-declaration.
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 Douglas Gregor <doug.gregor@gmail.com>
7820 * c-common.c (c_common_nodes_and_builtins): Since variants of
7821 void_type_node get built before it is given a name, we need to
7822 give those variants the name, too.
7823 (complete_array_type): We need to work with the canonical main
7824 type of the array, from which we will build the qualified version.
7825 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7826 * print-tree.c (print_node): Display canonical type information
7828 * stor-layout.c (layout_type): When we don't know the
7829 alignment of a type for which we're building an array, we end up
7830 guessing wrong, so make the type require structural equality.
7831 * tree.c (make_node_stat): When we build a new type, it is its
7833 (build_type_attribute_qual_variant): When building an attribute
7834 variant, its canonical type is the non-attribute variant. However,
7835 if the attributes are target-dependent and they differ, we need to
7836 use structural equality checks for this type.
7837 (build_qualified_type): A qualified type is not equivalent to its
7838 unqualified variant; set the canonical type appropriately.
7839 (build_distinct_type_copy): When building a distinct type from
7840 another type, the new type is its own canonical type.
7841 (build_variant_type_copy): When building a new type variant, we
7842 assume that it is equivalent to the original type.
7843 (build_pointer_type_for_mode): When building a pointer type, also
7844 build a canonical type pointer.
7845 (build_reference_type_for_mode): When building a reference type,
7846 also build a canonical type reference.
7847 (build_index_type): When we can't hash an index type (e.g.,
7848 because its maximum value is negative), the index type requires
7849 structural equality tests.
7850 (build_array_type): Build the canonical form of an array type.
7851 (build_function_type): Function types require structural equality,
7852 because they contain default arguments, attributes, etc.
7853 (build_method_type_directly): Ditto for method types.
7854 (build_offset_type): Build the canonical offset type.
7855 (build_complex_type): Build the canonical vector type.
7856 (make_vector_type): Build the canonical vector type.
7857 * tree.h (TYPE_CANONICAL): New.
7858 (TYPE_STRUCTURAL_EQUALITY_P): New.
7859 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7860 (struct tree_type): Added "canonical" field.
7861 * params.h (VERIFY_CANONICAL_TYPES): New.
7862 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7863 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7864 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7865 * doc/invoke.texi (verify-canonical-types): Document --param
7866 parameter for verifying canonical types.
7868 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7870 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7871 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7872 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7873 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7875 * config/rs6000/e500.h: New.
7876 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7877 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7879 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7880 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7881 TARGET_E500_DOUBLE): Remove.
7882 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7883 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7884 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7885 * config/rs6000/rs6000.c (rs6000_override_options): Use
7888 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7890 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7891 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7892 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7893 rs6000_emit_cmove): Don't check TARGET_E500.
7894 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7895 sordered): Don't check TARGET_E500.
7897 2007-01-01 Eric Christopher <echristo@apple.com>
7899 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7900 HARD_REGISTER_NUM_P.
7902 2007-01-01 Roger Sayle <roger@eyesopen.com>
7904 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7905 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7906 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7909 2007-01-01 Mike Stump <mrs@apple.com>
7911 * configure.ac: Remove support for building with Apple's gcc-3.1.
7913 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7916 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7917 REG is a hard register. Do not modify REG before calling
7919 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7920 multiple of the size of YMODE for certain lowpart cases.
7922 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7925 * gimplify (voidify_wrapper_expr): Update for
7928 2007-01-01 Andreas Schwab <schwab@suse.de>
7931 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7932 save of BR0 in extra_spill_size instead of spill_size.
7933 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7935 (ia64_expand_epilogue): Restore BR0 from its new location.
7937 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7939 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7940 Use a temporary variable if the left hand side is not a gimple
7943 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7945 * gimplify.c (gimplify_return_expr): Make the temporary variable
7946 for the return expression, a gimple register variable.
7948 2007-01-01 Jan Hubicka <jh@suse.cz>
7950 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7953 2007-01-01 Mike Stump <mrs@apple.com>
7955 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7957 * config/darwin.c (machopic_select_rtx_section): Use
7959 (darwin_mergeable_constant_section): Likewise.
7960 * configure: Regenerate.
7961 * config.in: Regenerate.
7963 2007-01-01 Jan Hubicka <jh@suse.cz>
7964 Andrew Pinski <pinskia@gmail.com>
7966 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7967 before starting IPA passes.