1 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
8 * c-typeck.c (build_compound_expr): Correct logic in last change.
10 2005-04-27 James E. Wilson <wilson@specifixinc.com>
12 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
13 parameters. Replace conditional move code with assert checking for
14 ar.lc. Delete obsolete comments.
15 (set_src_needs_barrier): Delete cond parameter, and code using it.
16 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
17 assert checking for PR_REGS. Fix calls to update_set_flags and
18 set_src_needs_barrier.
19 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
20 callers. Rewrite explanatory comment before the function.
21 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
24 2005-04-27 Mike Stump <mrs@apple.com>
26 * doc/cpp.texi: gcc now implements universal character names.
28 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
31 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
32 being a compound expression whose right-hand side is cast to void.
34 2005-04-27 Caroline Tice <ctice@apple.com>
36 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
37 Remove targetm.have_named_sections test.
38 (fix_edges_for_rarely_executed_code): Likewise.
39 (insert_section_boundary_note): Likewise.
40 (reorder_basic_blocks): Check partitioning flag before calling
41 verify_hot_cold_block_grouping.
42 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
43 the function struct rather than global variables.
44 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
45 (COLD_END_LABEL): Likewise
46 (cold_text_section_label): New static global variable.
47 (cold_end_label): Likewise.
48 (dwarf2out_switch_text_section): Get hot/cold section labels from
49 the function struct rather than global variables; test to make sure
51 (output_aranges): Use cold_text_section_label and cold_end_label;
52 check partitioning flag before putting out delta.
53 (output_ranges): Remove incorrect code attempting to use
55 (output_line_info): Get cold section label from function struct; test
56 to make sure cfun is defined.
57 (add_location_or_const_value_attribute): Likewise.
58 (dwarf2out_var_location): Likewise.
59 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
60 write out cold_text_section_label if partition flag is set.
61 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
62 * function.h (struct function): Add new fields to point to hot/cold
63 section labels: hot_section_label, cold_section_label,
64 hot_section_end_label and cold_section_end_label; also add new field
65 for cold text section name, unlikely_text_section_name.
66 * opts.c (decode_options): Turn off partitioning flag if
67 !targetm.have_named_sections.
68 * output.h (hot_section_label): Remove.
69 (hot_section_end_label): Remove.
70 (cold_section_end_label): Remove.
71 (unlikely_section_label): Remove.
72 (unlikely_text_section_name): Remove.
73 * passes.c (rest_of_handle_final): Remove extra blank line.
74 * varasm.c (unlikely_section_label): Remove.
75 (hot_section_label): Remove.
76 (hot_section_end_label): Remove.
77 (cold_section_end_label): Remove.
78 (unlikely_text_section_name): Remove.
79 (initialize_cold_section_name): Modify to call
80 targetm.strip_name_encoding; to store cold section name in current
81 function struct, if it exists; and to only use the decl_section_name
82 if flag_named_sections is true.
83 (unlikely_text_section): Modify to get section name out of current
84 function struct, if there is one; otherwise build it from
85 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
86 (in_unlikely_text_section): Likewise.
87 (named_section): Modify to get/put cold section name in current function
88 struct, if there is one.
89 (function_section): Change 'bool unlikely' to 'int reloc'; check
90 targetm.have_named_sections before calling named_section.
91 (current_function_section): Likewise.
92 (assemble_start_function): Modify to get/put unlikely_text_section_name
93 in current function struct; modify to get hot/cold section labels
94 from function struct; initialize labels using
95 ASM_GENERATE_INTERNAL_LABEL;
96 test partitioning flag before writing out hot section label.
97 (assemble_end_function): Test partitioning flag before writing out
98 hot/cold section labels.
99 (default_section_type_flags_1): Get cold text section name from
100 function struct if there is one; Set flags correctly for
101 cold text section if there is not a current function struct.
103 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
105 * tree-ssa-propagate.c (set_rhs): Revert last change.
107 2005-04-27 Steve Ellcey <sje@cup.hp.com>
109 * explow.c (convert_memory_address): Add gcc_assert.
111 2005-04-27 Mark Mitchell <mark@codesourcery.com>
113 * configure.ac: Check for ld --sysroot support.
114 * gcc.c: Document %R specifier for specs.
115 (SYSROOT_SPEC): New macro.
116 (sysroot_spec): New variable.
117 (static_specs): Add sysroot_spec.
118 (main): Pass the sysroot spec to the linker if appropriate.
119 * configure: Regenerated.
120 * config.in: Likewise.
122 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
124 * fold-const.c (fold_binary): Use build_fold_addr_expr
125 for address calculation and INDIRECT_REF handling.
127 2005-04-27 Andrew Haley <aph@redhat.com>
129 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
131 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
133 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
134 pointer when thumb backtracing is on.
136 * config/fp-bit.c (abort): Revert change.
138 2005-04-27 Ian Lance Taylor <ian@airs.com>
140 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
142 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
144 * tree-ssa-dce.c: Fix a comment typo.
146 2005-04-27 David S. Miller <davem@davemloft.net>
148 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
149 Kill setjmpless_size. current_function_calls_setjmp is completely
150 computed when we are called, so just use the optimized size value
151 instead of using REG_SAVE_AREA notes.
152 (optimize_save_area_alloca): Delete....
153 * rtl.h (optimize_save_area_alloca): Likewise...
154 * passes.c (rest_of_compilation): and don't call it any more.
155 * reg-notes.def (SAVE_AREA): Delete.
157 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
159 * config/fp-bit.c (abort): Add noreturn attribute.
161 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
162 gcc_unreachable as appropriate.
163 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
164 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
165 ASM_OUTPUT_REG_POP): Likewise.
167 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
169 * tree-complex.c (expand_vector_operations_1): Do not build
170 VIEW_CONVERT_EXPR's for the lhs.
172 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
174 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
175 unnecessary noncanonical RTL handling.
176 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
177 gcc_assert and gcc_unreachable.
179 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
180 gcc_unreachable as appropriate.
181 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
182 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
183 use_return_insn, const_ok_for_op, arm_gen_constant,
184 arm_canonicalize_comparison, legitimize_pic_address,
185 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
186 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
187 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
188 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
189 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
190 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
191 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
192 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
193 output_call, output_mov_long_double_fpa_from_arm,
194 output_mov_long_double_arm_from_fpa,
195 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
196 output_move_double, arithmetic_instr, shift_op, int_log2,
197 output_return_instruction, arm_output_function_prologue,
198 arm_output_epilogue, arm_output_function_epilogue,
199 emit_multi_reg_push, arm_get_frame_offsets,
200 arm_compute_initial_elimination_offset, arm_expand_prologue,
201 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
202 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
203 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
204 thumb_compute_initial_elimination_offset,
205 thumb_output_function_prologue, thumb_load_double_from_address,
206 thumb_output_move_mem_multiple, thumb_reload_out_hi,
207 arm_emit_vector_const, arm_dbx_register_number): Likewise.
208 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
209 * config/arm/arm.md (thumb_extendhisi2,
210 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
211 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
212 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
213 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
214 * config/arm/cirrus.md (*cirrus_arm_movdi,
215 *cirrus_movdf_hard_insn): Likewise.
216 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
218 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
220 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
221 (num_ssa_names): Use VEC_length.
222 (ssa_names): Use VEC_index.
223 * tree-ssanames.c (ssa_names): Change the type to
225 (init_ssanames, fini_ssa_names, make_ssanames,
226 release_ssa_name): Update uses of ssa_names.
228 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
229 Use fold_buildN instead of fold (buildN (...)).
231 2005-04-27 Devang Patel <dpatel@apple.com>
233 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
235 2005-04-27 Matt Thomas <matt@3am-software.com>
236 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
238 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
239 (vax_output_mi_thunk): Ditto.
240 (vax_notice_cc_update): Ditto.
241 (INDEX_REGISTER_P): Add trailing \.
242 (BASE_REGISTER_P): Add trailing \.
243 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
245 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
247 * tree-ssa-propagate.c (set_rhs): Check operand of
248 ADDR_EXPR for gimpliness, too.
250 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
252 * tree-ssa-pre.c: Fix a comment typo.
254 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
256 PR tree-optimization/21171
257 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
258 record address uses if the reference is volatile.
260 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
262 * tree-complex.c (expand_vector_operation): New, extracted from
263 expand_vector_operations_1.
264 (tree_vec_extract): Build a NOP_EXPR.
265 (expand_vec_parallel): Do not care about returning the correct type.
266 (expand_vector_operations_1): Call expand_vector_operation.
267 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
269 * tree-complex.c (gate_expand_vector_operations): New.
270 (pass_lower_vector_ssa): Use it.
271 * tree-optimize.c (init_tree_optimization_passes): Include
272 pass_lower_vector_ssa.
273 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
274 (vectorizable_operation): Use it.
275 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
276 integer modes for the vector type.
278 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
279 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
280 Do not cope with UNITS_PER_SIMD_WORD == 0.
281 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
282 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
283 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
284 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
285 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
286 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
287 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
289 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
290 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
291 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
293 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
294 (UNITS_PER_SIMD_WORD): New.
296 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
298 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
299 gcc_unreachable as appropriate.
300 (ia64_expand_load_address, ia64_expand_tls_address,
301 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
302 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
303 next_scratch_gr_reg, ia64_initial_elimination_offset,
304 ia64_expand_prologue, ia64_expand_epilogue,
305 ia64_output_dwarf_dtprel, ia64_print_operand,
306 ia64_register_move_cost, first_instruction, rws_access_regno,
307 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
308 ia64_sched_init, ia64_variable_issue,
309 ia64_first_cycle_multipass_dfs_lookahead_guard,
310 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
311 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
312 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
313 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
314 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
315 * config/ia64/predicates.md (got_symbolic_operand,
316 sdata_symbolic_operand): Likewise.
317 * config/ia64/vect.md (vcondv2sf): Likewise.
319 2005-04-27 Matt Thomas <matt@3am-software.com>
321 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
322 CONSTANT_ADDRESS_P in config/vax/vax.h
323 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
324 (INDEX_REGISTER_P): New.
325 (BASE_REGISTER_P): New.
326 (indirectable_constant_address_p): New. Adapted from
327 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
328 (indirectable_address_p): New. Adapted from
329 INDIRECTABLE_ADDRESS_P in vax.h.
330 (nonindexed_address_p): New. Adapted from
331 GO_IF_NONINDEXED_ADDRESS in vax.h.
332 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
333 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
334 (legitimate_address_p): New. Adapted from
335 GO_IF_LEGITIMATE_ADDRESS in vax.h.
336 (vax_mode_dependent_address_p): New. Adapted from
337 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
338 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
339 legitimate_constant_address_p.
340 (CONSTANT_P): Use legitimate_constant_p.
341 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
342 (INDIRECTABLE_ADDRESS_P): Removed.
343 (GO_IF_NONINDEXED_ADDRESS): Removed.
344 (INDEX_TEMP_P): Removed.
345 (GO_IF_REG_PLUS_INDEX): Removed.
346 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
347 definitions, depending on whether REG_OK_STRICT is defined.
348 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
349 Two definitions, depending on whether REG_OK_STRICT is defined.
350 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
352 (legitimate_constant_p): Prototype added.
353 (legitimate_address_p): Prototype added.
354 (vax_mode_dependent_address_p): Prototype added.
356 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
358 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
360 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
363 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
366 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
369 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
370 assertion failures, if __gcc_host_wide_int__ is not properly
372 (init_dynamic_diag_info): Give errors, not assertion failures, if
373 location_t, tree or __gcc_host_wide_int__ are not properly
376 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
378 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
379 n_iv_uses, iv_use, n_iv_cands, iv_cand,
380 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
381 prepare_decl_rtl, free_loop_data,
382 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
385 * tree.h (tree_phi_node): Add a comment about the order of PHI
388 2005-04-26 Paul Brook <paul@codesourcery.com>
390 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
392 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
394 * config/mips.mips.c (mips_legitimize_tls_address): Use
397 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
398 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
399 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
401 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
404 2005-04-26 Jeff Law <law@redhat.com>
406 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
407 (op_iter_init_must_and_may_def): Likewise.
408 (unmodifiable_var_p): Move to a later point in the file.
409 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
410 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
411 (dse_record_phis): Directly check for virtual operands rather than
412 using need_imm_uses_for.
413 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
414 store has multiple V_{MAY,MUST}_DEF operands.
416 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
418 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
421 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
423 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
424 call to find_edge outside a loop to go through a PHI chain.
426 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
428 PR tree-optimization/17598
429 * fold-const.c (fold_binary): Fold comparisons of addresses
430 of COMPONENT_REFs which reference the same field to
431 comparisons of the addresses of the base objects.
433 2005-04-26 Julian Brown <julian@codesourcery.com>
435 * config/arm/arm.c (arm_return_in_msb): New function.
436 (arm_must_pass_in_stack): New function.
437 (TARGET_RETURN_IN_MSB): Define target hook.
438 (TARGET_MUST_PASS_IN_STACK): Define target hook.
439 (arm_function_value): Pad small aggregate return.
440 (arm_pad_arg_upward): New function.
441 (arm_pad_reg_upward): New function.
442 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
443 (FUNCTION_ARG_PADDING): Define macro.
444 (BLOCK_REG_PADDING): Define macro.
445 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
446 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
447 (arm_pad_reg_upward): Declare function.
449 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
451 * basic-block.h (ei_cond): New.
452 (FOR_EACH_EDGE): Call ei_cond.
454 PR tree-optimization/21047
455 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
456 (fold): Don't handle ASSERT_EXPR.
458 2005-04-25 Roger Sayle <roger@eyesopen.com>
460 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
461 all writes to any stack register as a read/write dependency on
463 (sched_analyze_2): Likewise, for reads from any stack register.
465 2005-04-25 Richard Henderson <rth@redhat.com>
467 * final.c (output_addr_const): Revert 2005-04-09 change.
469 2005-04-25 Mike Stump <mrs@apple.com>
471 * config/darwin.c (darwin_encode_section_info): Always set
472 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
474 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
476 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
477 gensupport.c, protoize.c, toplev.c: Replace calls to
478 `unlock_stream' with `unlock_std_streams'.
480 2005-04-25 Devang Patel <dpatel@apple.com>
482 * dbxout.c (dbxout_type): Emit attribute vector.
484 2005-04-05 Paul Brook <paul@codesourcery.com>
486 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
487 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
488 * config/arm/arm.c (arm_cxx_atexit_name): New function.
489 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
490 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
491 (register_dtor_fn): Likewise.
492 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
494 2005-04-25 Ian Lance Taylor <ian@airs.com>
496 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
497 * c-common.h (EXPR_STMT_EXPR): Don't define.
498 (c_common_stmt_codes): Don't define.
499 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
500 * c-gimplify.c (gimplify_expr_stmt): Remove.
501 (c_gimplify_expr): Remove EXPR_STMT case.
502 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
503 to INIT_STATEMENT_CODES.
504 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
506 2005-04-25 Jan Hubicka <jh@suse.cz>
508 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
510 * except.c: Include diagnostic.h
511 (dump_eh_tree, verify_eh_tree): New functions.
512 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
513 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
514 (dump_function_to_file): dump eh tree.
515 * tree-eh.c (mark_eh_edge): New function.
516 (mark_eh_edge_found_error): New static variable.
517 (verify_eh_edges): New function.
519 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
521 * tree-ssa-alias.c (fieldoff_t): Remove.
522 (fieldoff_s): typedef the structure itself. Create a vector of
524 (push_fields_onto_fieldstack): Return count of fields pushed.
525 Remove peeling of first field. Adjust.
526 (fieldoff_compare): Adjust.
527 (create_overlap_variables_for): Adjust.
529 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
531 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
533 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
536 * doc/install.texi: Document correct assembler and linker to use
537 on i?86-*-solaris2.10.
539 2005-04-25 Steven Bosscher <stevenb@suse.de>
541 Fix PR tree-optimization/21173
543 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
544 Unshare expression we pass to force_gimple_operand.
546 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
547 Stephen Clarke <stevec@superh.com>
548 Roger Sayle <roger@eyesopen.com>
550 PR rtl-optimization/20413
551 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
552 VOIDmode for LABEL_REF.
553 * final.c (shorten_branches): Likewise.
554 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
555 * loop.c (reg_dead_after_loop): Likewise.
556 * varasm.c (decode_addr_const): Likewise.
557 * doc/rtl.texi: Document mode requirement for LABEL_REF.
559 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
561 * config.gcc (avr-*-*): Remove redundant "case".
563 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
565 * tree-vect-analyze.c (vect_mark_relevant): Take
566 VEC(tree,heap) instead of varray_type as an argument.
567 (vect_mark_stmts_to_be_vectorized): Change the type of
568 worklist to VEC(tree,heap). Adjust uses of worklist.
570 2005-04-24 Devang Patel <dpatel@apple.com>
572 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
574 2005-04-24 Ian Lance Taylor <ian@airs.com>
576 * c-semantics.c (build_stmt): Remove test of specific tree codes
577 for TREE_SIDE_EFFECTS handling.
579 2005-04-24 Per Bothner <per@bothner.com>
581 * c-opts.c (finish_options): Make the line-number of the <built-in>
582 location 0, as assumed elsewhere, rather than 1.
584 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
586 * tree-ssa-uncprop.c (equiv_stack): Change the type o
588 (tree_ssa_uncprop, uncprop_finalize_block,
589 uncprop_initialize_block): Update uses of equiv_stack.
591 2005-04-24 Richard Henderson <rth@redhat.com>
594 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
595 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
597 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
598 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
599 <DIV, MOD>: Likewise.
601 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
603 * collect2.c (main): Unlock the stdio streams.
604 * gcc.c (main): Likewise.
605 * gcov-dump.c (main): Likewise.
606 * gcov.c (main): Likewise.
607 * gen-protos.c (main): Likewise.
608 * gensupport.c (init_md_reader_args_cb): Likewise.
609 * protoize.c (main): Likewise.
610 * toplev.c (general_init): Likewise.
612 2005-04-24 Jakub Jelinek <jakub@redhat.com>
615 * cgraph.h (cgraph_local_info): Add vtable_method field.
616 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
617 and node is vtable_method, finalized and not reachable, don't do
620 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
622 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
624 * tree-ssa-pre.c (create_value_expr_from): Use
625 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
626 * tree-ssa-propagate.c (stmt_makes_single_load,
627 stmt_makes_single_store): Use REFERENCE_CLASS_P.
628 * tree-vect-transform.c (vect_is_simple_cond): Use
630 * tree-vrp.c (extract_range_from_assert,
631 build_assert_expr_for, fp_predicate, has_assert_expr): Use
634 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
635 of tpa_to_clear to VEC(int,heap). Update uses of
636 tpa_to_clear. Free tpa_to_clear at the end.
638 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
640 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
643 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
645 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
646 and gcc_unreachable as appropriate.
647 (num_insns_constant, output_vec_const_move,
648 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
649 rs6000_emit_set_const, rs6000_emit_move,
650 spe_build_register_parallel, function_arg,
651 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
652 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
653 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
654 rs6000_common_init_builtins, expand_block_clear,
655 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
656 extract_ME, rs6000_get_some_local_dynamic_name,
657 rs6000_output_function_entry, print_operand,
658 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
659 output_cbranch, output_e500_flip_gt_bit,
660 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
661 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
662 compute_save_world_info, rs6000_stack_info,
663 rs6000_emit_load_toc_table, rs6000_frame_related,
664 spe_synthesize_frame_save, rs6000_emit_epilogue,
665 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
666 output_function_profiler, rs6000_trampoline_size,
667 rs6000_initialize_trampoline, find_addr_reg,
668 rs6000_machopic_legitimize_pic_address,
669 rs6000_initial_elimination_offset,
670 rs6000_dbx_register_number): Likewise.
671 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
672 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
673 *movti_power, *movti_string, call, call_value, sibcall,
674 sibcall_value): Likewise.
675 * config/rs6000/spe.md (*movdf_e500_double,
676 *movv2si_internal): Likewise.
677 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
680 2005-04-24 Richard Henderson <rth@redhat.com>
683 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
684 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
685 Deny modes smaller than 4 bytes.
686 * config/i386/i386-protos.h: Update.
688 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
690 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
691 Switch h8300-*-rtems* to ELF.
693 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
695 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
697 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
699 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
701 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
704 * fold-const.c: Fold &a[i]-&a[j] to i-j.
706 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
708 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
709 definitions of ssa names in condition. Split recusive part to ...
710 (tree_simplify_using_condition_1): New function.
711 (expand_simple_operations): New function.
713 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
715 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
716 (find_interesting_uses_cond): Do not use integer_zerop and
717 integer_nonzerop to check for integer constants.
718 (set_use_iv_cost): Record the value field.
719 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
720 determine_use_iv_cost_outer): Set the value field of the cost pair.
721 (may_eliminate_iv): Do not return the comparison code.
722 (iv_elimination_compare): New function.
723 (determine_use_iv_cost_condition): Set the value field. Record
724 noneliminable invariants correctly.
725 (rewrite_use_compare, rewrite_use_outer): Use the value field.
727 2005-04-23 DJ Delorie <dj@redhat.com>
729 * diagnostic.c (warning): Accept parameter to classify warning option.
730 (warning0): New, for when a pointer to an error() like function is needed.
731 * errors.c (warning): Likewise.
732 * errors.h (warning, warning0): Adjust prototypes.
733 * toplev.h (warning, warning0): Likewise.
735 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
736 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
737 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
738 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
739 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
740 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
741 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
742 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
744 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
745 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
746 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
747 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
748 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
749 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
750 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
751 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
752 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
753 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
754 config/rs6000/aix52.h, config/rs6000/darwin.h,
755 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
756 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
757 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
758 config/stormy16/stormy16.c, config/v850/v850-c.c,
759 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
762 2005-04-23 Richard Henderson <rth@redhat.com>
765 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
766 performing some integral scalar simplifications.
768 2005-04-23 Richard Henderson <rth@redhat.com>
771 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
772 simplifying CONST_VECTOR.
774 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
776 * tree-ssa-live.c (live_worklist): Take a stack allocated on
777 heap as an argument. Update uses of stack.
778 (calculate_live_on_entry): Allocate stack on heap.
780 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
781 partition_link and tpa_nodes on heap.
783 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
784 (mark_stmt_necessary, propagate_necessity,
785 mark_really_necessary_kill_operand_phis): Update uses of
787 (tree_dce_init): Allocate worklist using VEC_alloc.
788 (tree_dce_done): Free worklist using VEC_free.
790 2005-04-23 Mike Stump <mrs@apple.com>
792 * config/darwin.c (machopic_indirection_name): Don't use
794 (darwin_emit_unwind_label): Use user_label_prefix instead of
797 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
799 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
801 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
803 * config.gcc <cris-*>: Specify .opt files.
804 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
805 config/cris/linux.opt: New files.
806 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
807 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
808 (TARGET_ELF): Override to 0.
809 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
810 -melinux-stacksize=N.
811 * config/cris/cris.c: (cris_handle_option): New function.
812 (TARGET_DEFAULT_TARGET_FLAGS): Override.
813 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
814 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
815 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
816 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
817 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
818 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
819 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
820 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
821 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
822 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
823 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
824 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
825 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
826 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
827 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
828 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
829 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
830 (TARGET_LINUX): Define 0.
831 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
832 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
833 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
834 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
835 (TARGET_LINUX): Override to 1.
836 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
838 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
840 * haifa-sched.c (schedule_block): Fix thinko in previous
841 assertification patch.
843 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
845 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
846 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
847 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
848 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
849 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
850 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
851 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
853 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
854 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
855 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
856 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
857 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
858 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
859 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
860 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
861 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
862 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
863 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
864 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
865 (SUBTARGET_OPTIONS): Delete.
866 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
867 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
869 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
870 (pa_cpu_string, pa_unix_string): Delete.
871 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
872 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
874 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
875 (pa_handle_option): New function.
876 (override_options): Remove handling of -march=, -mfixed-range=,
877 -mschedule= and -munix=.
878 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
879 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
880 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
881 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
882 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
883 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
884 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
886 * config/pa/pa.opt: New file.
887 * config/pa/pa-hpux.opt: New file.
888 * config/pa/pa-hpux1010.opt: New file.
889 * config/pa/pa-hpux1111.opt: New file.
890 * config/pa/pa64-hpux.opt: New file.
892 2005-04-22 David S. Miller <davem@davemloft.net>
894 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
895 integer when it's mode is VOIDmode not DImode.
897 2005-04-22 Geoffrey Keating <geoffk@apple.com>
899 * config/rs6000/rs6000.md (sync_add<mode>_internal,
900 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
901 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
902 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
903 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
904 "bne- $-xxx" rather than local labels.
905 (sync_lock_release<mode>): Add second operand.
906 (lwsync): Use .long rather than a more meaningful opcode.
907 * doc/md.texi (Standard Names): Add description of second
908 parameter to sync_lock_test_and_set.
910 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
912 PR tree-optimization/21088
913 * fold-const.c (fold_unary, fold_binary, fold_ternary):
915 * tree-vrp.c (compare_values): Use fold_binary to compare
916 pointers. Use boolean_type_node as the type of a comparison
917 expression being folded.
918 * tree.h: Add prototypes for fold_unary, fold_binary,
921 * tree-ssa-dom.c: Fix formatting.
923 2005-04-22 Diego Novillo <dnovillo@redhat.com>
925 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
926 * lambda-code.c (perfect_nestify): Mark virtual operands in
927 the moved statement for renaming.
928 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
929 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
930 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
931 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
932 * tree-flow.h (struct var_ann_d): Update comments.
933 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
934 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
935 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
936 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
937 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
938 debug_names_replaced_by): Remove declarations.
939 (delete_update_ssa, get_current_def, set_current_def): Declare.
940 (rewrite_into_loop_closed_ssa): Add new argument. Update
942 * tree-into-ssa.c: Include params.h.
943 (old_virtual_ssa_names): Remove. Update all users.
944 (need_to_replace_names_p): Remove. Update all users.
945 (struct update_ssa_stats_d): Declare.
946 (update_ssa_stats): New local.
947 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
948 dump_tree_ssa_stats, debug_tree_ssa_stats,
949 dump_update_ssa, debug_update_ssa,
950 dump_names_replaced_by, debug_names_replaced_by): Declare.
951 (get_current_def, set current_def): Make extern.
952 (is_old_name, is_new_name): Protect against references
953 past the end of the sets.
954 (add_new_name_mapping): Assert that OLD and NEW are
955 different SSA names for the same symbol.
956 When adding a virtual mapping, update stats for virtual
958 (insert_phi_nodes_for): If UPDATE_P is true, create the
959 LHS of the new PHI by duplicating SSA name VAR.
960 (insert_phi_nodes_1): Remove. Update all users.
961 (insert_phi_nodes): Remove second argument. Update all
963 (maybe_replace_use, maybe_replace_def): New.
964 (rewrite_update_stmt): Call them.
965 (mark_def_interesting): Remove calls to is_gimple_reg.
966 (prepare_phi_args_for_update): Remove. Update all users.
967 (prepare_block_for_update): Only process virtual operands
968 and GIMPLE registers in normal form.
969 (prepare_use_sites_for): New.
970 (prepare_names_to_update): Rename from prepare_def_sites.
971 Call prepare_use_sites_for.
972 (dump_update_ssa): Rename from dump_repl_tbl.
974 Show statistics for virtual mapping heuristic.
975 (debug_update_ssa): Rename from debug_debug_repl_tbl.
976 (init_update_ssa): Initialize UPDATE_SSA_STATS.
977 (delete_update_ssa): Make extern.
978 (mark_set_for_renaming): If the set is empty, do nothing.
979 (release_ssa_name_after_update_ssa): Update comment.
980 (insert_updated_phi_nodes_for): Do not remove existing
981 PHI nodes for symbols.
982 (switch_virtuals_to_full_rewrite_p): New.
983 (switch_virtuals_to_full_rewrite): New.
984 (update_ssa): Call them.
985 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
986 for every statement before updating.
987 If all the names in NEW_SSA_NAMES have been marked for
989 Only start at the top of the CFG if there are symbols in
991 (ssa_rewrite_finalize_block): Remove.
992 (ssa_register_new_def): Remove.
993 (ssa_rewrite_stmt): Remove.
994 (ssa_rewrite_phi_arguments): Remove.
995 (ssa_rewrite_initialize_block): Remove.
996 (ssa_mark_def_sites): Remove.
997 (ssa_mark_def_sites_initialize_block): Remove.
998 (ssa_mark_phi_uses): Remove.
999 (rewrite_ssa_into_ssa): Remove.
1000 * tree-phinodes.c (find_phi_node_for): Remove.
1001 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1003 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1004 Remove calls to verify_dominators and
1005 verify_loop_structure.
1006 (tree_unswitch_single_loop): Call update_ssa.
1007 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1010 (delete_tree_ssa): Assert that need_ssa_update_p returns
1012 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1013 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1014 free_new_names): Remove. Update all users.
1015 (rename_use_op): Call get_current_def.
1016 (rename_variables_in_bb): Do not handle any real or
1018 (slpeel_update_phis_for_duplicate_loop): Call
1019 get_current_def and set_current_def instead of using
1021 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1022 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1023 ssa_names_to_replace and delete_update_ssa.
1024 * doc/invoke.texi: Document --param min-virtual-mappings
1025 and --param virtual-mappings-ratio.
1027 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1029 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1030 for newly created PHI nodes.
1031 Call create_new_def_for for every new V_MAY_DEF and
1032 V_MUST_DEF on the copied statement.
1033 (struct ssa_name_map_entry): Remove.
1034 (ssa_name_map_entry_hash): Remove.
1035 (ssa_name_map_entry_eq): Remove.
1036 (allocate_ssa_names): Remove.
1037 (rewrite_to_new_ssa_names_def): Remove.
1038 (rewrite_to_new_ssa_names_use): Remove.
1039 (rewrite_to_new_ssa_names_bb): Remove.
1040 (rewrite_to_new_ssa_names): Remove.
1041 (tree_duplicate_sese_region): Remove variables ver,
1042 definitions, phi, ssa_name_map and bi.
1043 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1046 update_ssa instead of rewrite_ssa_into_ssa.
1047 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1049 (find_uses_to_rename_use): Add argument 'need_phis'.
1050 (find_uses_to_rename_stmt): Do not scan virtual operands.
1051 (find_uses_to_rename): Only scan PHI nodes for
1053 (rewrite_into_loop_closed_ssa): Call update_ssa.
1054 (check_loop_closed_ssa_use): Ignore virtual operands.
1055 (check_loop_closed_ssa_stmt): Likewise.
1056 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1058 (rename_variables, set_phi_def_stmts): Remove.
1059 (tree_duplicate_loop_to_header_edge): Reformat comment.
1060 Remove variables BB, I and DEFINITIONS.
1061 Call need_ssa_update_p.
1063 (lv_adjust_loop_header_phi): Reformat comment.
1064 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1065 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1066 mark_for_rewrite, unmark_all_for_rewrite,
1067 marked_ssa_names): Remove. Update all users.
1068 (release_ssa_name): If VAR has been registered for SSA
1069 updating, do nothing.
1070 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1071 (build_assert_expr_for): Call register_new_name_mapping.
1072 (insert_range_assertions): Update call to update_ssa.
1073 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1074 marked_for_rewrite_p, any_marked_for_rewrite_p,
1075 marked_ssa_names): Remove.
1077 2005-04-22 Jeff Law <law@redhat.com>
1079 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1080 (restore_currdefs_to_original_value): Likewise.
1081 (register_definitions_for_stmt): Likewise.
1082 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1083 for each variable. Do not allocate/free block_defs_stack either.
1084 Do not iterate if we just thread jumps. Only iterate if the
1085 tree_cleanup_cfg does useful work (temporary).
1086 (dom_opt_initialize_block): No longer push a marker on
1088 (dom_opt_finalize_block): Removal call to restore currdefs.
1089 Relax restrictions for recording edge equivalences.
1090 (record_equivalences_from_phis): No longer need to track
1092 (optimize_stmt): Similarly.
1093 (thread_across_edge): Simplify by removing the requirement that
1094 statements in the block we are threading through must be nops.
1095 (initialize_hash_element): Handle GOTO_EXPR.
1097 2005-04-22 David S. Miller <davem@davemloft.net>
1099 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1101 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1102 fix check on CONST_DOUBLE mode. It should be VOIDmode
1103 when it is representing an integer.
1105 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1107 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1108 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1109 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1110 find_char_info_specifier_index,
1111 find_length_info_modifier_index): Likewise.
1112 * c-typeck.c (composite_type, pop_init_level): Likewise.
1113 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1114 * cse.c (cse_insn): Likewise
1115 * dominance.c (calc_dfs_tree): Likewise
1116 dwarf2out.c (loc_descriptor_from_tree_1,
1117 add_abstract_origin_attribute, force_decl_die,
1118 force_type_die): Likewise
1119 emit-rtl.c (operand_subword_force): Likewise
1120 explow.c (hard_function_value): Likewise
1121 expmed.c (store_bit_field, expand_divmod,
1122 emit_store_flag_force): Likewise
1123 expr.c (emit_move_multi_word, store_expr,
1124 expand_expr_real_1): Likewise
1125 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1126 output_operand): Likewise
1127 flow.c (recompute_reg_usage): Likewise
1128 * function.c (assign_stack_temp_for_type, assign_temp,
1129 handle_epilogue_set): Likewise
1130 * genextract.c (main): Likewise
1131 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1132 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1133 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1134 ready_remove, rm_line_notes, rm_other_notes,
1135 schedule_block): Likewise
1136 mips-tfile.c (copy_object, out_of_bounds): Likewise
1138 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1141 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1142 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1143 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1144 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1146 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1148 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1150 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1151 (gcc_tree_to_linear_expression): Convert to heap allocated
1153 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1154 lbv_to_gcc_expression, lle_to_gcc_expression,
1155 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1156 perfect_nestify): Likewise.
1157 lambda.h (gcc_loopnest_to_lambda_loopnest,
1158 lambda_loopnest_to_gcc_loopnest): Likewise.
1159 tree-loop-linear.c (linear_transform_loops): Likewise.
1161 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1163 * config/sparc/predicates.md (arith_double_operand): Use
1164 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1165 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1166 (DImode, DFmode constant splitters): Likewise. Remove code for
1167 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1168 (logical constant splitters): Use const_int_operand predicate.
1169 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1170 HOST_BITS_PER_WIDE_INT < 64.
1172 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1174 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1175 gcc_unreachable as appropriate.
1176 (force_mode, emit_move_sequence, singlemove_string,
1177 output_move_double, output_fp_move_double, find_addr_reg,
1178 output_block_move, output_block_clear, output_and,
1179 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1180 pa_adjust_cost, pa_issue_rate, print_operand,
1181 output_global_address, output_arg_descriptor, output_cbranch,
1182 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1183 output_call): Likewise.
1184 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1185 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1187 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1189 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1190 _gcov_pow2_profiler and _gcov_one_value_profiler.
1191 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1192 (GTFILES): Add $(srcdir)/tree-profile.c.
1193 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1194 __gcov_one_value_profiler): Declare.
1195 * gimplify.c (force_gimple_operand): Check whether the statements
1196 should be produced in ssa form.
1197 (force_gimple_operand_bsi): New function.
1198 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1199 __gcov_one_value_profiler): New functions.
1200 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1201 the profiled value is a power of two or not.
1202 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1203 * tree-flow.h (in_ssa_p): Declare.
1204 (force_gimple_operand_bsi): Declare.
1205 * tree-into-ssa.c (in_ssa_p): New variable.
1206 (rewrite_into_ssa): Set in_ssa_p.
1207 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
1208 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
1209 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
1210 tree_one_value_profiler_fn): New variables.
1211 (tree_init_edge_profiler): Initialize the profiler function decls.
1212 (tree_gen_edge_profiler): Use global gcov_type_node.
1213 (prepare_instrumented_value): New function.
1214 (tree_gen_interval_profiler, tree_gen_interval_profiler,
1215 tree_gen_one_value_profiler): Call the library functions instead of
1216 creating instrumentation code.
1217 * tree.c (build_fn_decl): New function.
1218 * tree.h (build_fn_decl): Declare.
1219 * value-prof.c (rtl_divmod_values_to_profile,
1220 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
1221 tree_mod_pow2_value_transform, tree_find_values_to_profile):
1222 Do not handle may_be_other and precise values of exponents at pow2
1224 (tree_mod_subtract_transform): Reflect that value field of
1225 histogram has changed meaning.
1226 (tree_divmod_values_to_profile): Record the values correctly.
1227 (tree_values_to_profile): Update comment.
1228 * value-prof.h (struct histogram_value_t): Remove pow2 data.
1230 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
1232 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
1235 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1237 * config/i386/i386.md (length_immediate): Use gcc_assert or
1238 gcc_unreachable, as appropriate.
1239 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
1240 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
1241 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
1242 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
1243 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1244 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
1245 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
1246 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
1247 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
1248 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
1249 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
1250 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1251 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
1252 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
1253 *prefetch_sse_rex): Likewise.
1254 * config/i386/predicates.md (x86_64_immediate_operand,
1255 x86_64_zext_immediate_operand, symbolic_operand,
1256 no_seg_address_operand, aligned_operand,
1257 memory_displacement_operand): Likewise.
1258 * config/i386/sse.md (*mov<mode>_internal,
1259 *movv2df_internal): Likewise.
1261 2005-04-22 Jan Hubicka <jh@suse.cz>
1263 * Makefile.in (ipa.o, ipa-inline.o): New files.
1264 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
1265 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
1266 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
1267 * cgraphunit.c (cgraph_default_inline_p,
1268 cgraph_decide_inlining_incrementally, ncalls_inlined,
1269 nfunctions_inlined, initial_insns, overall_insns,
1270 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
1271 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1272 cgraph_mark_inline, cgraph_check_inline_limits,
1273 cgraph_default_inline_p, cgraph_recursive_inlining_p,
1274 update_callee_keys, lookup_recursive_calls,
1275 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
1276 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
1277 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
1278 pass_ipa_inline): Move to ipa-inline.c
1279 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
1281 * ipa-inline.c: New file.
1283 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1285 * doc/invoke.texi (SPARC options): Document that -mapp-regs
1286 is turned off by default on Solaris.
1288 2005-04-21 Roger Sayle <roger@eyesopen.com>
1290 * c-common.h (objc_build_method_signature): Update prototype.
1291 * stub-objc.c (objc_build_method_signature): Update the stub
1292 implementation to accept and ignore additional parameter.
1293 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
1294 the value of ellipsis to objc_build_method_signature instead
1295 of setting TREE_OVERFLOW on the parms TREE_LIST node.
1297 2005-04-21 Geoffrey Keating <geoffk@apple.com>
1299 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
1300 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
1301 gen_rtx_* not gen_rtx_fmt_*.
1302 (rs6000_emit_vector_select): Likewise.
1303 (rs6000_emit_sync): New.
1304 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
1305 (larx, stcx, cmp): New mode substitutions.
1306 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
1307 UNSPEC_ISYNC): New constants.
1308 (rlwinm): Give name.
1309 (memory_barrier, isync, lwsync): New insns.
1310 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
1311 (sync_lock_release<mode>): New expander.
1312 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
1313 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
1314 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
1315 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
1316 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
1317 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
1318 (sync_add<mode>_internal, sync_addshort_internal,
1319 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
1320 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
1321 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
1323 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
1324 is the memory before, not after, the operation. Clarify
1325 barrier requirements.
1327 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1329 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
1330 * lambda.h (lambda_vector_min_nz): Likewise.
1331 * langhooks.h (struct lang_hooks_for_types,
1332 struct lang_hooks): Likewise.
1333 * output.h (assemble_integer, this_is_asm_operands): Likewise.
1336 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
1338 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
1339 comments to avoid 'abort'. Use gcc_assert as necessary.
1340 * opts.c (common_handle_option): Likewise.
1341 * pretty-print.c (pp_base_format_text): Likewise.
1342 * print-rtl.c (print_rtx): Likewise.
1343 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
1344 * regmove.c (try_auto_increment): Likewise.
1345 * reload.c (find_valid_class, find_reloads_toplev,
1346 find_equiv_reg): Likewise.
1347 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
1348 merge_assigned_reloads): Likewise.
1349 * tree-inline.c (inline_forbidden_p_1,
1350 estimate_num_insns_1): Likewise.
1351 * tree-optimize.c (execute_todo): Likewise.
1352 * tree-outof-ssa.c (eliminate_phi): Likewise.
1353 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1354 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
1355 * tree-ssa-operands.c (parse_ssa_operands,
1356 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
1357 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
1358 * tree-ssanames.c (release_ssa_name): Likewise.
1359 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
1360 walk_tree): Likewise.
1362 * tree-ssa-operands.c (verify_abort): Fold into ..
1363 (verify_imm_links): ... here.
1365 2005-04-21 Richard Henderson <rth@redhat.com>
1367 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
1368 on non-memory operand for previous inversion.
1370 2005-04-21 Devang Patel <dpatel@apple.com>
1372 PR optimization/20994
1373 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
1374 x = !(a == b) : p , q;.
1375 (pass_if_conversion): Verify stmts and flow.
1377 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1379 * optabs.c (gen_conditional_trap): Restore #define.
1381 * alias.c (true_dependence): Remove 'abort' from comments. Use
1382 gcc_assert and gcc_unreachable as appropriate.
1383 (canon_true_dependence): Likewise.
1384 * bb-reorder.c (connect_traces): Likewise.
1385 * c-common.c (c_add_case_label): Likewise.
1386 * c-decl.c (finish_function): Likewise.
1387 * caller-save.c (insert_restore, insert_save): Likewise.
1388 * cfg.c (update_bb_profile_for_threading): Likewise.
1389 * cfganal.c (flow_active_insn_p): Likewise.
1390 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1391 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
1392 cfg_layout_merge_blocks): Likewise.
1393 * ifcvt.c (cond_exec_process_insns, merge_if_block,
1394 find_if_block): Likewise.
1395 * integrate.c (allocate_initial_values): Likewise.
1396 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
1397 swap_condition, unsigned_condition, signed_condition,
1398 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
1399 reg_or_subregno): Likewise.
1400 * lambda-code.c (lambda_compute_auxillary_space,
1401 lambda_transform_legal_p): Likewise.
1402 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
1403 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
1404 lhd_incomplete_type_error, lhd_expand_expr,
1405 lhd_types_compatible_p, lhd_tree_size): Likewise.
1406 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
1407 * local-alloc.c (update_equiv_regs): Likewise.
1408 * loop-unroll.c (peel_loop_completely
1409 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
1410 peel_loop_simple, unroll_loop_stupid,
1411 analyze_iv_to_split_insn): Likewise.
1412 * loop.c (gen_prefetch, find_and_verify_loops,
1413 basic_induction_var): Likewise.
1414 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
1415 * value-prof.c (tree_find_values_to_profile): Likewise.
1416 * varasm.c (named_section, default_assemble_integer,
1417 decode_addr_const): Likewise.
1419 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1420 Fariborz Jahanian <fjahanian@apple.com>
1422 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1423 portion of argument passed in fpr.
1424 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1425 decide on partial argument save on stack.
1427 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1429 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1432 2005-04-21 Jan Hubicka <jh@suse.cz>
1434 * cgraphunit.c: Include tree-pass.h
1435 (cgraph_decide_recursive_inlining,
1436 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
1437 cgraph_decide_inlining): Dump goes to dump_file.
1438 (cgraph_optimize): Call ipa passes instead of inliner.
1439 (cgraph_gate_inlining, pass_ipa_inline): New.
1440 * tree-optimize.c (all_ipa_passes): New static variable.
1441 (register_one_dump_file): Dead with IPA passes.
1442 (register_dump_files): Likewise.
1443 (init_tree_optimization_passes): Initialize IPA passes.
1444 (execute_todo): Do cgraph dump when asked to, do not dump function body
1446 * tree-pass.h (TODO_dump_cgraph): New macro.
1447 (ipa_passes): Declare.
1448 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
1450 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1452 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
1453 gcc_assert instead of abort.
1454 (classify_argument, examine_argument, construct_container,
1455 contains_128bit_aligned_vector_p, ix86_check_movabs,
1456 standard_80387_constant_opcode, standard_80387_constant_rtx,
1457 ix86_initial_elimination_offset, ix86_compute_frame_layout,
1458 pro_epilogue_adjust_stack, ix86_expand_epilogue,
1459 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
1460 legitimize_tls_address, output_pic_addr_const,
1461 i386_output_dwarf_dtprel, put_condition_code, print_reg,
1462 get_some_local_dynamic_name, print_operand, print_operand_address,
1463 output_387_binary_op, emit_i387_cw_initialization,
1464 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
1465 ix86_expand_clear, ix86_expand_binary_operator,
1466 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
1467 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
1468 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
1469 ix86_expand_branch, ix86_expand_setcc,
1470 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
1471 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
1472 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
1473 memory_address_length, ix86_attr_length_immediate_default,
1474 ix86_attr_length_address_default, ix86_agi_dependant,
1475 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
1476 ix86_expand_binop_builtin, ix86_force_to_memory,
1477 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
1478 x86_emit_floatuns): Likewise.
1479 * config/i386/netware.c (gen_regparm_prefix,
1480 i386_nlm_strip_name_encoding): Likewise.
1481 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1483 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1485 * optabs.c (gen_condiational_trap): Remove #define.
1486 (add_equal_note): Assertify. Remove explicit indirection from
1487 call via function pointer.
1488 (expand_ternary_op, expand_simple_binop, expand_binop,
1489 expand_twoval_unop, expand_twoval_binop,
1490 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1491 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1492 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1493 prepare_float_lib_cmp, emit_conditional_move,
1494 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1495 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1496 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1497 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1499 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1501 * vec.h: Update API to separate allocation mechanism from type.
1502 (VEC_safe_grow): New.
1503 * vec.c (calculate_allocation): New.
1504 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1505 (vec_gc_free, vec_heap_free): Remove.
1506 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1508 (mangle_macro_name): New.
1509 (struct macro_def): New.
1510 (struct macro): Add multiple argument values.
1511 (macro_expans_end): New.
1512 (push_macro_expansion): Chain on new macro. Process multiple
1513 args, create follow on expansion. Return follow on argument.
1514 (macro_input): Deal with multiple arguments.
1516 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1517 (struct tree_binfo): Adjust.
1518 * basic-block.h: Define VEC(edge,gc).
1519 (struct edge_def): Adjust.
1520 (struct basic_block_def, struct edge_iterator): Likewise.
1521 (ei_container, ei_start_1, ei_last_1): Likewise.
1522 * cfg.c (connect_src, connect_dest): Likewise.
1523 * cfgrtl.c (force_nonfallthru_and_redirect)
1524 * dbxout.c (dbxout_type)
1525 * dwarf2out.c (gen_member_die)
1526 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1527 (gcc_tree_to_linear_expression): Adjust.
1528 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1529 lbv_to_gcc_expression, lle_to_gcc_expression,
1530 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1531 perfect_nestify): Likewise.
1532 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1533 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1534 * profile.c (instrument_values): Adjust.
1535 * tree-cfg.c (modified_noreturn_calls): Adjust.
1536 (remove_fallthru_edge): Likewise.
1537 * tree-dump.c (dequeue_and_dump): Adjust.
1538 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1539 * tree-flow.h (modified_noreturn_calls): Adjust.
1540 (tree_on_heap): Remove. (yay!)
1541 (register_new_def): Adjust.
1542 * tree-into-ssa.c: Define VEC(int,heap).
1543 (block_defs_stack): Adjust.
1544 (find_idf, insert_phi_nodes, register_new_def,
1545 rewrite_initialize_block, rewrite_finalize_block,
1546 register_new_update_single, rewrite_update_init_block,
1547 rewrite_update_fini_block, rewrite_blocks,
1548 ssa_rewrite_finalize_block, ssa_register_new_def,
1549 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1550 * tree-loop-linear.c (linear_transform_loops): Adjust.
1551 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1552 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1553 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1554 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
1555 vrp_variables_stack): Adjust declarations.
1556 (tree_ssa_dominator_optimize): Adjust.
1557 (dom_opt_initialize_block, remove_local_expressions_from_table,
1558 restore_nonzero_vars_to_original_value,
1559 restore_vars_to_original_value,
1560 restore_currdefs_to_original_value, dom_opt_finalize_block,
1561 record_var_is_nonzero, record_cond, record_const_or_copy_1,
1562 optimize_stmt, update_rhs_and_lookup_avail_expr,
1563 lookup_avail_expr, record_range): Likewise.
1564 * tree-ssa-pre.c: Define VEC(basic_block,heap).
1565 (compute_antic_aux): Adjust.
1566 (inserted_exprs, create_expression_by_pieces,
1567 insert_into_preds_of_block, eliminate, mark_operand_necessary,
1568 remove_dead_inserted_code, fini_pre): Likewise.
1569 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
1570 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
1571 ssa_prop_init): Likewise.
1572 * tree-ssa.c: Define VEC(bitmap,heap).
1573 (verify_name_tags): Adjust.
1574 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
1575 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
1576 tree_divmod_values_to_profile, tree_find_values_to_profile,
1577 value_profile_transformations): Likewise.
1578 * value-prof.h: Define VEC(histogram_value,heap).
1579 * varasm.c: Remove alias_pair pointer typedef, define
1581 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
1583 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
1584 not a pointer to it. Create an object vector.
1585 (extern_symbols): Turn into an object vector.
1586 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
1588 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
1591 * Makefile.in (tree-chrec.o): Depend on params.h.
1592 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
1594 * tree-chrec.c: Depend on params.h. Replace build with buildN,
1595 and fold build with fold_buildN.
1596 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
1597 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1598 (tree_contains_chrecs): Compute an estimation of the size of the
1600 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
1601 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
1602 * tree-scalar-evolution.c (simple_iv): Ditto.
1603 * doc/invoke.texi (scev-max-expr-size): Documented.
1605 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
1607 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
1608 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
1609 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
1610 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
1611 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
1612 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
1613 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
1614 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
1615 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
1616 (darwin_fix_and_continue_switch): Delete.
1617 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
1618 (SUBTARGET_SWITCHES): Delete.
1619 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1620 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1621 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1622 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1623 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1624 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1625 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1626 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1627 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1628 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1629 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1630 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1631 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1632 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1633 (TARGET_64BIT): Undef before redefining.
1634 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1635 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1636 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1637 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1638 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1639 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1640 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1641 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1642 (ix86_debug_arg_string, ix86_debug_addr_string)
1643 (ix86_align_loops_string, ix86_align_jumps_string)
1644 (ix86_align_funcs_string): Delete.
1645 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1646 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1647 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1648 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1649 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1650 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1651 (SUBTARGET_SWITCHES): Delete.
1652 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1653 (ix86_debug_addr_string): Delete.
1654 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1655 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1656 (ix86_align_loops_string, ix86_align_jumps_string)
1657 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1658 (ix86_align_funcs_string): Make static.
1659 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1660 (ix86_handle_option): New function.
1661 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1662 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1663 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1664 of darwin_fix_and_continue_switch.
1665 (darwin_one_byte_bool): Delete.
1666 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1667 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1668 to darwin_one_byte_bool.
1669 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1670 * config/i386/djgpp.opt, config/i386/i386.opt,
1671 * config/i386/sco5.opt: New files.
1673 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1675 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1676 fp_zero_operand, fp_register_operand, intreg_operand,
1677 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1678 call_operand, call_operand_address, tgd_symbolic_operand,
1679 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1680 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1681 sp64_medium_pic_operand, data_segment_operand,
1682 text_segment_operand, splittable_symbolic_memory_operand,
1683 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1684 eq_or_neq, normal_comp_operator, noov_compare_op,
1685 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1686 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1687 const64_operand, const64_high_operand, arith11_operand,
1688 arith10_operand, arith_double_operand, arith_double_4096_operand,
1689 arith_double_add_operand, arith11_double_operand,
1690 arith10_double_operand, small_int, small_int_or_double,
1691 uns_small_int, uns_arith_operand, clobbered_register,
1692 input_operand, compare_operand): Delete.
1693 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1694 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1695 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1696 (GEN_HIGHINT64, GEN_INT64): Delete.
1697 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1698 gen_safe_XOR64): Adjust for above deletion.
1699 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1700 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1701 (legitimate_constant_p): Use const_zero_operand instead.
1702 (sparc_extra_constraint_check): Likewise.
1703 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1704 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1705 (PREDICATE_CODES): Delete.
1706 * config/sparc/sparc.md: Include predicates.md.
1707 (All patterns): Adjust for new predicate names.
1708 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1709 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1710 (movdi): Use general_operand predicate.
1711 (movdi_sp64_dbl): Delete.
1712 (movdi_const64_special): Add 'N' constraint.
1713 (movdicc): Use arith10_operand predicate.
1714 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1715 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1716 (movdi_cc_reg_sp64_trunc): Delete.
1717 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1718 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1719 (subdi3_sp32): Delete.
1720 (subdi3_insn_sp32): Change to define_insn_and_split.
1721 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1722 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1723 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1724 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1725 small_int_operand predicate.
1726 (divdi3, udivdi3): Use arith_operand predicate.
1727 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1728 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1729 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1730 (xordi3_sp64_dbl): Delete.
1731 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1732 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1733 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1734 cmp_ccx_set_not): Use arith_operand predicate.
1735 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1736 * config/sparc/predicates.md: New file.
1738 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1740 PR tree-optimization/14846
1741 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1743 (fold_single_bit_test): ... here.
1744 (fold_binary): Call fold_single_bit_test_into_sign_test
1745 instead of fold_single_bit_test.
1747 2005-04-20 James E Wilson <wilson@specifixinc.com>
1750 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1751 is another declaration.
1753 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1755 * config/cris/predicates.md: New file.
1756 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1757 (cris_movem_load_rest_p): Declare.
1758 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1759 (cris_movem_load_rest_p): Ditto. Globalize.
1760 (cris_bdap_operand, cris_bdap_biap_operand,
1761 cris_orthogonal_operator, cris_commutative_orth_op,
1762 cris_operand_extend_operator,
1763 cris_additive_operand_extend_operator, cris_extend_operator,
1764 cris_plus_or_bound_operator, cris_mem_op,
1765 cris_general_operand_or_symbol,
1766 cris_general_operand_or_gotless_symbol,
1767 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1768 cris_load_multiple_op): Remove predicate functions.
1769 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1770 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1771 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1772 * config/cris/cris.md: Include predicates.md.
1773 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1775 2005-04-20 Ian Lance Taylor <ian@airs.com>
1777 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1778 * c-common.h (STMT_EXPR_STMT): Don't define.
1779 (STMT_EXPR_NO_SCOPE): Don't define.
1780 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1781 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1782 (pp_c_expression): Likewise.
1784 2005-04-20 Richard Henderson <rth@redhat.com>
1787 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1789 2005-04-20 Jeff Law <law@redhat.com>
1791 * reload1.c (reload): Ignore equivalences between pseudos and
1794 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1797 * c-tree.h (struct c_label_list): Update comment.
1798 (struct c_label_context): Rename to struct c_label_context_se.
1799 (label_context_stack): Rename to label_context_stack_se.
1800 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1801 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1802 c_end_vm_scope): New.
1803 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1804 * c-decl.c (pop_scope): Call c_end_vm_scope.
1805 (pushdecl): Call c_begin_vm_scope for variably modified
1807 (define_label): Check for jumping into scope of identifier with
1808 variably modified type. Push label on stack for those defined at
1809 current context of identifiers with variably modified type.
1810 (start_function): Create stack level for context of identifiers
1811 with variably modified type.
1812 (finish_function): Pop stack level for context of identifiers with
1813 variably modified type.
1814 * c-typeck.c (label_context_stack): Rename to
1815 label_context_stack_se.
1816 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1817 (c_finish_goto_label): Check for jumping into scope of identifier
1818 with variably modified type. Push label on stack for those jumped
1819 to from current context of identifiers with variably modified
1821 (struct c_switch): Add blocked_vm.
1822 (c_start_case): Initialize blocked_vm.
1823 (do_case): Check blocked_vm.
1824 (c_finish_case): Add comment.
1825 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1826 variable label_context_stack.
1828 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1830 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1831 conditional_replacement, value_replacement, abs_replacement,
1833 (replace_phi_edge_with_variable): Remove argument BB.
1834 (conditional_replacement, value_replacement,
1835 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1836 Update a call to replace_phi_edge_with_variable.
1838 * tree-ssa-phiopt.c: Fix comments.
1840 2005-04-20 Michael Matz <matz@suse.de>
1843 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1846 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1848 * tree-ssa-phiopt.c: Fix comment typos.
1850 PR tree-optimization/21116
1851 * tree-ssa-phiopt.c: Fix a typo.
1853 2005-04-19 Richard Henderson <rth@redhat.com>
1855 * builtins.c (expand_builtin_sync_operation): Revert last change.
1856 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1858 (expand_compare_and_swap_loop): Likewise.
1859 (expand_sync_operation): Remove fallback from NAND to AND; invert
1860 memory operand when expanding from cmpxchg.
1861 (expand_sync_fetch_operation): Likewise.
1862 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1865 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1866 when implementing NAND. Fix double-add for AFTER.
1867 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1868 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1869 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1871 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1874 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1875 to return old memory value.
1876 (sync_compare_and_swap_cc<IMODE>): Likewise.
1878 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1879 return pre-reload. Don't consider output or anti dependencies.
1880 * config/ia64/sync.md (IMODE): New.
1881 (modesuffix): Add QI and HI.
1882 (memory_barrier): Simplify expansion.
1883 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1884 (cmpxchg_acq_<IMODE>): Likewise.
1885 (sync_lock_test_and_set<IMODE>): Likewise.
1886 (sync_lock_release<IMODE>): Likewise.
1888 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1890 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1893 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1895 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1897 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1898 Joseph S. Myers <joseph@codesourcery.com>
1900 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1901 * c-typeck.c (build_c_cast): Check these options.
1902 * doc/invoke.texi: Document these options.
1904 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1906 * tree-ssa-phiopt.c: Update a comment about the pass.
1908 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1910 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1911 config/mcore/mcore.c: Fix comment typos.
1913 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1915 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1916 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1918 2005-04-19 Paul Brook <paul@codesourcery.com>
1920 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1922 2005-04-19 Andrew Haley <aph@redhat.com>
1925 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1926 looking at a field's bitpos.
1928 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1931 libiberty functions.
1933 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1935 PR tree-optimization/21096
1936 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1938 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1941 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1942 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1944 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1946 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1947 refers to the function being dumped.
1949 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1951 * varasm.c (assemble_start_function): Remove reset of in_section.
1953 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1955 PR tree-optimization/21085
1956 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1959 2005-04-19 Ben Elliston <bje@au.ibm.com>
1961 * doc/invoke.texi (Optimize Options): Refer to the correct
1962 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1964 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1966 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1967 alloca argument to be big enough.
1969 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1972 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1975 2005-04-18 Tom Tromey <tromey@redhat.com>
1977 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1980 2005-04-18 Richard Henderson <rth@redhat.com>
1982 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1983 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1984 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1985 * config/alpha/alpha-protos.h: Update.
1986 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1987 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1988 (attr type): Add ld_l, st_c, mb.
1989 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1990 iornotsi3, xorsi_internal, xornotsi3): New.
1991 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1992 (ev4_ist_c, ev4_mb): New.
1993 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1995 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1996 (ev6_ist): Add st_c.
1998 * config/alpha/sync.md: New file.
2000 2005-04-18 Richard Henderson <rth@redhat.com>
2002 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2005 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2007 2005-04-18 Devang Patel <dpatel@apple.com>
2009 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2011 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2013 PR tree-optimization/20922
2014 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2015 Fold X + c >= X and fold X - c <= X to true.
2017 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2019 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2021 (emergency_labeled_state_free): Likewise.
2023 2005-04-18 Nick Clifton <nickc@redhat.com>
2025 * config/h8300/h8300.md (jump): Remove prescan parameter from
2026 calls to final_scan_insn.
2028 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2029 parameter from calls to final_scan_insn.
2031 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2033 (v850e, v850e1): Use the v850.opt file for target specific
2036 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2038 PR tree-optimization/21001
2039 * tree-optimize.c (init_tree_optimization_passes): Move the
2040 first pass_forwprop immediately before pass_vrp.
2042 2005-04-17 Ian Lance Taylor <ian@airs.com>
2044 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2045 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2046 from enum tree_code op to bool is_sizeof.
2047 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2048 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2049 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2051 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2053 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2056 2005-04-17 Ian Lance Taylor <ian@airs.com>
2058 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2060 2005-04-17 Richard Henderson <rth@redhat.com>
2062 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2064 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2065 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2066 of indirection through ssa names while looking for the gpr counter
2068 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2069 saved va_list_gpr_size and va_list_fpr_size.
2071 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2073 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2074 both pointers or both integers.
2076 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2077 ASSERT_EXPRs for single-use variable.
2079 * tree-into-ssa.c: Fix a comment typo.
2081 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2083 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2084 -mipsN before forcing a default of -mips2.
2086 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2088 * predict.h (IS_TAKEN): Remove.
2089 * rtl.h (NOTE_PREDICTION): Likewise.
2091 * modulo-sched.c (CFG_HOOKS): Remove.
2093 * c-parser.c (N_C_TTYPES): Remove.
2095 * tree-flow-inline.h (get_stmt_operands): Remove.
2096 * lambda-code.c, tree-ssa-loop-unswitch.c,
2097 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2098 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2099 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2100 calls to get_stmt_operands.
2101 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2103 2005-04-17 Richard Henderson <rth@redhat.com>
2106 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2107 of CUMULATIVE_ARGS past the last named argument.
2108 (alpha_va_start): Expect pretend_args_size only if strictly less than
2111 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2114 * builtins.c (expand_builtin_strcat): Convert the result of
2115 strlen to the right type.
2116 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2117 avoid creating type mismatches.
2118 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2121 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2123 2005-04-16 Richard Henderson <rth@redhat.com>
2126 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2127 Use the mode of boolean_type_node when the user doesn't provide one.
2128 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2130 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2133 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2136 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2139 2005-04-16 Roger Sayle <roger@eyesopen.com>
2140 Steven Bosscher <stevenb@suse.de>
2142 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2143 (fold_unary_to_constant): Likewise.
2145 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2147 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2150 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2152 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2153 names related to target triplets.
2154 Remove i?86-*-esix from platform directory.
2155 Remove powerpc-*-eabiaix from platform directory.
2157 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2160 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2161 falling through from SUBREG case to REG.
2163 2005-04-15 Roger Sayle <roger@eyesopen.com>
2165 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2166 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2167 (fold_binary_to_constant): Simplify using fold_binary.
2168 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2170 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2172 * gthr-posix.c (pthread_cancel): Define.
2173 (pthread_mutexattr_init): Likewise.
2174 (pthread_mutexattr_settype): Likewise.
2175 (pthread_mutexattr_destroy): Likewise.
2177 2005-04-15 David S. Miller <davem@davemloft.net>
2180 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2182 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2184 PR tree-optimization/21031
2185 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2186 (forward_propagate_into_cond_1): Call it. Forward propagate
2187 integer-integer casts into COND_EXPRs.
2189 2005-04-15 Dave Korn <dave.korn@artimi.com>
2191 * gcc.c (default_compilers): Clarify obscure error message when
2192 reading from standard input.
2194 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2196 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2197 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2199 * tree-ssa-alias.c (init_alias_info): Remove a call to
2202 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2204 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
2205 of non-virtual PHI nodes like we use to.
2207 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
2209 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
2210 (attr_copy_rtx): Do not use it.
2212 2005-04-15 Andrew Macleod <amacleod@redhat.com>
2214 * doc/tree-ssa.texi: Grammer/abbreviation updates.
2216 2005-04-15 Diego Novillo <dnovillo@redhat.com>
2218 * tree-vect-transform.c (vectorizable_store): Mark necessary
2219 objects in the vectorized store needing renaming. Update the
2220 SSA graph for V_MAY_DEF operands in the original store.
2222 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2224 * tree-ssa-pre.c (compute_avail): It's okay to have
2225 TREE_INVARIANT's here, and value number the resulting expressions.
2226 (create_expression_by_pieces): Make sure operands that were
2227 min_invariant when we started, stay that way.
2229 2005-04-15 David Edelsohn <edelsohn@gnu.org>
2231 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
2233 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2235 PR tree-optimization/20936.
2236 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
2238 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2240 * doc/invoke.texi: Fix typos.
2241 * doc/md.texi: Likewise.
2242 * doc/rtl.texi: Likewise.
2243 * doc/sourcebuild.texi: Likewise.
2244 * doc/tm.texi: Likewise.
2246 2005-04-15 Uros Bizjak <uros@kss-loka.si>
2248 PR tree-optimization/21004
2249 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
2250 and floorl in c99 mode only.
2251 * builtins.c (expand_builtin_int_roundingfn): Assert that
2252 fallback_fndecl is not NULL_TREE.
2254 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2256 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
2257 * basic-block.h: Update the prototype for
2258 purge_all_dead_edges.
2259 * cfgexpand.c (tree_expand_cfg): Update a call to
2260 purge_all_dead_edges.
2261 * combine.c (combine_instructions): Likewise.
2262 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
2263 rest_of_handle_cse2, rest_of_handle_gcse,
2264 rest_of_handle_postreload): likewise.
2266 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
2269 * gimplify.c (gimplify_addr_expr): Compensate for removal of
2270 e.g. cv-qualification conversions.
2272 2005-04-14 Mike Stump <mrs@apple.com>
2274 * config/darwin-c.c (framework_construct_pathname): We must
2275 find all headers of a framework in the first instance of it
2276 found in the seach path.
2278 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2280 PR tree-optimization/21021
2281 * tree-vrp.c (compare_values): Work around a bug in the front
2282 end that produces a comparison of mismatched types.
2284 2004-04-14 Richard Henderson <rth@redhat.com>
2286 * config/ia64/ia64.h (enum fetchop_code): Remove.
2287 (enum ia64_builtins): Move ...
2288 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
2289 members except BSP and FLUSHRS.
2290 (ia64_init_builtins): Remove __sync builtins.
2291 (ia64_expand_builtin): Likewise.
2292 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
2293 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
2294 (ia64_expand_lock_release): Remove.
2295 * config/ia64/ia64.md (mf): Move to sync.md.
2296 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
2297 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
2298 * config/ia64/sync.md: New file.
2299 (memory_barrier): Rename from mf.
2300 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
2301 (cmpxchg_acq_<I48MODE>): Likewise.
2302 (sync_lock_test_and_set<I48MODE>): Likewise.
2304 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
2305 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
2307 2004-04-14 Richard Henderson <rth@redhat.com>
2309 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
2310 (ix86_compare_emitted): New.
2311 (ix86_expand_compare): Use ix86_compare_emitted if set.
2312 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
2313 and ix86_compare_op0 are set.
2314 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
2315 (TARGET_CMPXCHG, TARGET_XADD): New.
2316 (ix86_compare_emitted): Declare.
2317 * config/i386/i386.md: Include sync.md
2318 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
2319 (UNSPECV_XCHG, UNSPECV_LOCK): New.
2320 * config/i386/sync.md: New file.
2322 2004-04-14 Richard Henderson <rth@redhat.com>
2325 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2326 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
2327 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
2328 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
2329 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
2330 BT_FN_I8_VPTR_I8_I8): New.
2331 * builtins.def (DEF_SYNC_BUILTIN): New.
2332 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
2333 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
2334 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
2335 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
2336 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
2337 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
2338 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
2339 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
2340 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
2341 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
2342 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
2343 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
2344 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
2345 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
2346 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
2347 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
2348 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
2349 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
2350 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
2351 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
2352 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
2353 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
2354 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
2355 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
2356 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
2357 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
2358 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
2359 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
2360 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
2361 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
2362 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
2363 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
2364 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
2365 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
2366 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
2367 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
2368 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
2369 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
2370 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
2371 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
2372 BUILT_IN_SYNCHRONIZE: New.
2373 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
2374 as a function. Accept __sync_ as a prefix as well.
2375 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2376 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
2377 expand_builtin_lock_release): New.
2378 (expand_builtin): Call them.
2379 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
2380 neither BOTH_P nor FALLBACK_P are defined.
2381 (builtin_type_for_size): New.
2382 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
2383 (resolve_overloaded_builtin): New.
2384 * c-common.h (resolve_overloaded_builtin): Declare.
2385 (builtin_type_for_size): Declare.
2386 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
2387 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
2388 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
2389 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
2390 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
2391 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
2392 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
2393 sync_compare_and_swap_cc, sync_lock_test_and_set,
2394 sync_lock_release): New.
2395 * optabs.h: Declare them.
2396 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
2397 expand_sync_operation, expand_sync_fetch_operation,
2398 expand_sync_lock_test_and_set): Declare.
2399 * genopinit.c (optabs): Add sync optabs.
2400 * optabs.c (init_optabs): Initialize sync optabs.
2401 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
2402 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
2403 expand_sync_operation, expand_sync_fetch_operation,
2404 expand_sync_lock_test_and_set): New.
2405 * doc/extend.texi (Atomic Builtins): New section
2406 * doc/md.texi (Standard Names): Add sync patterns.
2408 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
2410 * tree-eh.c (lower_try_finally_copy): Generate new code in
2411 response to goto_queue entries as if the queue was sorted by
2412 index, not pointers.
2413 (lower_try_finally_switch): Likewise.
2415 2005-04-14 Richard Henderson <rth@redhat.com>
2417 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2418 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2420 (ix86_expand_fp_movcc): Update to match.
2421 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2422 * config/i386/i386-protos.h: Update.
2423 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2424 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2426 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2428 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2431 2005-04-14 Julian Brown <julian@codesourcery.com>
2433 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
2434 link failures on ppc64 Linux.
2436 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
2438 * config.gcc: Set cpu_type for s390.
2440 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2442 Fix PR tree-optimization/20963
2443 * tree-ssa-pre.c (compute_avail): Remove special case for
2445 (create_expression_by_pieces): Add value numbers for forced out
2448 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
2450 * config/cris/cris.md: Replace references to (reg:SI 16) with
2451 (reg:SI CRIS_SRP_REGNUM).
2453 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2455 PR tree-optimization/20657
2456 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
2457 create an appropriate range from it.
2459 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2461 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
2462 <UNSPEC_FIST_CEIL> case.
2464 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
2465 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
2466 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
2467 to implement lfloor and llfloor built-ins as x87 intrinsic function.
2468 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
2469 (lfloor<mode>2): New expanders.
2470 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
2471 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
2472 to implement lceil and llceil built-ins as x87 intrinsic function.
2473 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
2474 (lceil<mode>2): New expanders.
2476 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2478 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
2479 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
2481 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2484 * config/s390/s390-modes.def: Define TFmode.
2486 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2488 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2489 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2490 * config/mips/mips.c (mips16_insn_length): Remove reference to
2491 JUMP_TABLES_IN_TEXT_SECTION.
2493 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2495 * simplify-rtx.c (simplify_binary_operation_1): Return
2496 scalar or vector of constant 0, depending on the xor's
2499 2005-04-13 Dale Johannesen <dalej@apple.com>
2501 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2502 (objc-act.o): Ditto.
2503 * objc/objc-act.c (objc_gimplify_expr): New.
2504 (objc_get_callee_fndecl): New.
2505 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2506 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2507 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2509 2005-04-13 Devang Patel <dpatel@apple.com>
2511 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2514 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2516 CRIS prologue as RTL.
2517 * config/cris/cris-protos.h (cris_emit_movem_store)
2518 (cris_expand_prologue): Prototype.
2519 * config/cris/cris.c (struct machine_function): New member
2521 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2522 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2523 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2524 (cris_load_multiple_op, cris_return_address_on_stack)
2525 (cris_return_address_on_stack_for_return): ISO-Cify.
2526 (cris_store_multiple_op): New predicate function.
2527 (cris_expand_prologue, cris_emit_movem_store): New functions.
2528 (cris_print_operand) <case 'O'>: Handle modifications other than
2530 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2531 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2532 (cris_gen_movem_load): Rearrange slightly to make local variable
2533 src a parameter, removing osrc.
2534 (cris_setup_incoming_varargs): Set machine_function member
2535 stdarg_regs to correspond to the number of registers that need to
2537 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2539 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2540 cris_general_operand_or_gotless_symbol accept UNSPEC.
2541 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2542 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2543 ("*cris_store_multiple"): New pattern. Tweak common comment above
2544 this and "*cris_load_multiple".
2545 ("prologue"): New define_expand.
2547 * config/cris/cris.md ("epilogue"): Conditionalize on
2548 TARGET_PROLOGUE_EPILOGUE.
2550 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2553 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2554 fpsr 0 instead of fpsr 1.
2555 (divsf3_internal_thr): Ditto.
2556 (divdf3_internal_lat): Ditto.
2557 (divdf3_internal_thr): Ditto.
2558 (divxf3_internal_lat): Ditto.
2559 (divxf3_internal_thr): Ditto.
2561 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2563 PR tree-optimization/20913
2564 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
2566 PR tree-optimization/20702
2567 * tree-vrp.c (maybe_add_assert_expr): Recurse into
2568 dominator children that haven't been walked into.
2570 2005-04-13 Julian Brown <julian@codesourcery.com>
2572 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
2573 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
2576 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2578 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
2579 config/i386/sse.md: Fix comment typos.
2581 * genattrtab.c (NULL_ATTR): Remove.
2582 * ifcvt.c (NULL_EDGE): Likewise.
2584 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
2586 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
2587 NOTE_PREDICT): Remove.
2589 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2591 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
2592 * configure: Regenerate.
2593 * config.in: Likewise.
2594 * system.h: Declare vsnprintf if not already declared.
2596 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2598 * optc-gen.awk: Handle stand-alone Mask records.
2599 * opth-gen.awk: Likewise.
2600 * doc/options.texi (Option file format): Document them.
2601 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
2602 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
2603 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
2604 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
2605 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
2606 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
2607 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
2608 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
2609 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
2610 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
2611 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
2612 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
2613 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
2614 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
2615 TARGET_LONG_DOUBLE_128): Likewise.
2616 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
2617 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
2618 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2619 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2620 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2621 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2622 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2623 * config/sparc/sparc.c (fpu_option_set): New global.
2624 (sparc_handle_option): New function.
2625 (sparc_override_options): Test fpu_option_set.
2626 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2627 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2628 * config/sparc/sparc.opt: New file.
2629 * config/sparc/little-endian.opt: Likewise.
2630 * config/sparc/long-double-switch.opt: Likewise.
2632 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2634 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2635 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2636 * config/bfin/bfin.opt (mshared-library-id=): Lose
2637 Var(bfin_lib_id_given).
2639 2005-04-13 Matt Thomas <matt@3am-software.com>
2641 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2644 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2646 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2648 * cgraphunit.c (INSNS_PER_CALL): Remove.
2650 * tree-ssa-forwprop.c (vars,
2651 record_single_argument_cond_exprs,
2652 substitute_single_use_vars): Remove.
2653 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2655 (tree_ssa_forward_propagate_single_use_vars): Call
2656 forward_propagate_into_cond for each COND_EXPR.
2658 * tree-inline.c (INSNS_PER_STMT): Remove.
2660 2005-04-12 Richard Henderson <rth@redhat.com>
2662 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2663 (ix86_expand_sse_fp_minmax): ... from ...
2664 (ix86_expand_fp_movcc): ... here.
2665 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2666 * config/i386/i386-protos.h: Update.
2667 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2668 (sse_setccsf, sse_setccdf): Allow before reload.
2669 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2670 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2671 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2672 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2673 (anddf3, nanddf3, iordf3, xordf3): New.
2675 2005-04-12 Jeff Law <law@redhat.com>
2677 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2678 (tree-ssa-uncprop.o): Add dependencies.
2679 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2680 * tree-flow.h (remove_useless_stmts): Remove prototype.
2681 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2682 remove_useless_stmts.
2683 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2684 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2685 * tree-pass.h (pass_uncprop): Declare.
2686 * tree-ssa-uncprop.c: New file.
2688 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2691 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2693 2005-04-12 Caroline Tice <ctice@apple.com>
2695 Temporary fix for partitioning problems.
2696 * passes.c (rest_of_handle_final): Remove code that
2697 frees unlikely_text_section_name,
2698 * varasm.c (assemble_start_function): Test for partitioning
2699 flag before writing out section labels.
2700 (assemble_end_function): Test for partitioning flag before
2701 writing out section labels.
2703 2005-04-12 Steven Bosscher <stevenb@suse.de>
2704 Stuart Hastings <stuart@apple.com>
2705 Jan Hubicka <jh@suse.cz>
2707 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2708 references to gt-tree-cfg.h.
2709 * basic-block.h (struct basic_block_def): Don't skip rbi
2710 for garbage collection.
2711 (struct reorder_block_def): Make GTY-able.
2712 (struct control_flow_graph): New structure.
2713 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2714 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2715 but instead defines to the control_flow_graph for cfun.
2716 (label_to_block_map): New define, points to the label map of
2717 the control_flow_graph for cfun.
2718 (n_edges_for_function, n_basic_blocks_for_function,
2719 last_basic_block_for_function, basic_block_info_for_function,
2720 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2721 basic_block_info_for_function, label_to_block_map_for_function):
2722 Counterparts for the above, taking a struct function as an extra
2724 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2725 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2726 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2727 (alloc_rbi_pool, free_rbi_pool): Remove.
2728 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2729 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2731 (cfg_layout_finalize) ... and don't free it here.
2732 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2734 * flow.c (free_basic_block_vars): Set label_to_block_map and
2735 n_edges to zero too.
2736 * function.h (struct function): Add cfg field.
2737 * function.c (allocate_struct_function): Allocate the cfg.
2738 * tree-cfg.c (label_to_block_map): Remove.
2739 (build_tree_cfg): Don't allocate the rbi pool here...
2740 (delete_tree_cfg_annotations): ...and don't free it here.
2741 Also don't nullify label_to_block_map for cfun.
2743 2005-04-12 Caroline Tice <ctice@apple.com>
2745 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2746 Revert my patch from April 9.
2747 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2748 (reorder_basic_blocks): Revert my patch from April 9.
2749 (insert_section_boundary_note): Revert my patch from April 9.
2750 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2751 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2752 (COLD_END_LABEL): Revert my patch from April 9.
2753 (cold_text_section_label): Revert my patch from April 9.
2754 (cold_end_label): Revert my patch from April 9.
2755 (dwarf2out_switch_text_section): Revert my patch from April 9.
2756 (output_aranges): Revert my patch from April 9.
2757 (output_ranges): Revert my patch from April 9.
2758 (output_line_info): Revert my patch from April 9.
2759 (add_location_or_const_value_attribute): Revert my patch from April 9.
2760 (dwarf2out_var_location): Revert my patch from April 9.
2761 (dwarf2out_init): Revert my patch from April 9.
2762 (dwarf2out_finish): Revert my patch from April 9.
2763 * function.h (struct function): Revert my patch from April 9.
2764 * opts.c (decode_options): Revert my patch from April 9.
2765 * output.h (unlikely_section_label, hot_section_label,
2766 hot_section_end_label, cold_section_end_label,
2767 unlikely_text_section_name): Revert my patch from April 9.
2768 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2769 * varasm.c (unlikely_section_label, hot_section_label,
2770 hot_section_end_label, cold_section_end_label,
2771 unlikely_text_section_name): Revert my patch from April 9.
2772 (initialize_cold_section_name): Revert my patch from April 9.
2773 (unlikely_text_section): Revert my patch from April 9.
2774 (in_unlikely_text_section): Revert my patch from April 9.
2775 (named_section): Revert my patch from April 9.
2776 (function_section): Revert my patch from April 9.
2777 (current_function_section): Revert my patch from April 9.
2778 (assemble_start_function): Revert my patch from April 9.
2779 (assemble_end_function): Revert my patch from April 9.
2780 (default_section_type_flags_1): Revert my patch from April 9.
2782 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2784 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2785 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2787 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2789 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2792 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2793 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2795 2004-04-12 Richard Henderson <rth@redhat.com>
2797 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2798 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2799 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2800 (UNSPEC_*, UNSPECV_*): Renumber.
2802 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2805 From Richard Henderson <rth@redhat.com>:
2806 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2809 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2811 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2813 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2815 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2816 (bfin_library_id): New variable.
2817 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2818 instead of bfin_library_id_string.
2819 (bfin_handle_option): New function.
2820 (override_options): Remove most code to deal with shared library IDs,
2821 just check they aren't used without -mid-shared-library.
2822 (TARGET_HANDLE_OPTION): Define.
2823 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2824 * config/bfin/bfin.opt (mshared-library-id=): New.
2826 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2828 * tree-vect-transform.c: Fix comment typos.
2830 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2832 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2833 split critical edges when not possible/profitable.
2835 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2837 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2838 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2839 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2840 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2841 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2842 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2843 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2844 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2846 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2847 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2848 * config/ns32k/ns32k.opt: New file.
2850 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2852 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2853 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2854 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2855 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2856 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2857 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2858 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2859 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2860 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2861 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2862 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2863 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2864 (MASK_COLDFIRE): Formatting fixes.
2865 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2866 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2867 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2868 "_current_shared_library_a5_offset_".
2869 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2870 (MASK_ALL_CPU_BITS): New macro.
2871 (m68k_handle_option): New function.
2872 (override_options): Remove handling of m68k_library_id_string.
2873 * config/m68k/m68k.opt: New file.
2874 * config/m68k/ieee.opt: New file.
2876 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2878 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2879 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2880 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2881 (TARGET_CXX): Adjust accordingly.
2882 * target.h (struct gcc_target): Remove epxort_class_data. Add
2883 determine_class_data_visibility and class_data_always_comdat.
2884 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2885 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2886 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2887 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2888 (arm_cxx_determine_class_data_visibility): New.
2889 (arm_cxx_class_data_always_comdat): Likewise.
2890 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2891 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2892 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2893 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2894 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2897 2005-04-11 Devang Patel <dpatel@apple.com>
2899 * tree-data-ref.c (build_classic_dist_vector,
2900 compute_subscript_distance): Make externally visible.
2901 * tree-data-ref.h (build_classic_dist_vector,
2902 compute_subscript_distance): Same.
2903 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2904 Check distance vector against vectorization factor.
2905 (vect_analyze_loop): Determine vectorizaion factor before
2906 analyzing data dependences.
2907 * tree-vectorizer.c (loops_num): Make it externally visible and
2909 * tree-vectorizer.c (vect_loops_num): ... new name.
2910 * tree-vectorizer.h (vect_loops_num): New.
2912 2005-04-11 Devang Patel <dpatel@apple.com>
2914 * tree-vect-analyze.c (vect_analyze_operations): Check
2915 vectorizable codition.
2916 * tree-vect-transform.c (vect_is_simple_cond): New function.
2917 (vectorizable_condition): New function.
2918 (vect_transform_stmt): Handle condition_vec_info_type.
2919 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2920 condition_vec_info_type.
2921 (vectorizable_condition): New.
2923 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2925 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2926 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2927 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2929 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2930 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2932 * dwarf2out.c (output_line_info): Don't try to dereference
2933 a NULL current_function_decl.
2935 * config/t-slibgcc-darwin: Don't put shared libraries in
2936 directories other than $(slibdir).
2937 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2940 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2942 PR tree-optimization/20933
2943 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2944 logic to reject aliases between read-only and writable
2946 (may_alias_p): ... here.
2947 (get_tmt_for): Do not associate read-only tags to pointers
2948 whose pointed-to type is not read-only.
2949 * tree-ssa.c (verify_ssa): Check that memory stores have at
2950 least one V_MAY_DEF or V_MUST_DEF.
2952 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2955 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2956 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2957 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2958 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2960 (fwrite_unlocked): Fix prototype.
2962 * configure, config.in: Regenerate.
2964 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2966 * tree-ssa-loop-im.c: Include real.h.
2967 (determine_invariantness_stmt): If real division divisor is
2968 invariant and flag_unsafe_math_optimizations enabled, generate
2969 invariant reciprocal for hoisting.
2970 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2972 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2974 Fix PR tree-optimization/20926
2976 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2978 2005-04-11 Devang Patel <dpatel@apple.com>
2980 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2983 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2985 * fold-const.c (fold_binary_op_with_conditional_arg):
2986 use fold_buildN instead of "fold (buildN" in some
2988 (fold_unary): Likewise.
2989 (fold_binary): Likewise.
2991 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2993 Fix PR tree-optimization/20612
2994 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2996 (perfect_nestify): preheaderbb is *not* part of loop of the
2999 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3001 * tree-ssa-alias.c (may_alias_p): If the variable
3002 is a global variable and the pointer is parameter
3003 and -fargument-noalias-global is used, then
3004 the pointer cannot alias the variable.
3006 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3008 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3009 * config/sparc/sparc.h: Likewise.
3010 * config/sparc/sparc.md: Likewise.
3012 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3014 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3016 * tree-vrp.c: Fix a comment typo.
3018 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3020 PR tree-optimization/20920
3021 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3022 SSA_NAME flows through an abnormal edge.
3023 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3024 through abnormal edges.
3025 (maybe_add_assert_expr): Likewise.
3027 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3029 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3030 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3031 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3032 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3033 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3034 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3035 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3036 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3037 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3038 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3039 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3040 (TARGET_HANDLE_OPTION): Likewise.
3041 (s390_tune): Initialize to PROCESSOR_max.
3042 (s390_arch_string): Make static.
3043 (s390_tune_string, s390_warn_framesize_string): Delete.
3044 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3045 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3046 (s390_handle_arch_option, s390_handle_option): New functions.
3047 (override_options): Remove parsing of option strings.
3048 * config/s390/s390.opt: New file.
3050 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3052 * tree-complex.c (expand_vector_operations): Call
3053 update_stmt_if_modified.
3055 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3057 * tree-vect-analyze (vect_determine_vectorization_factor):
3058 Do not use GET_MODE_NUNITS.
3059 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3060 (vectorizable_load, vect_transform_loop): Likewise.
3062 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3064 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3065 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3066 * optabs.h (enum optab_index): Add new OTI_lceil.
3067 (lceil_optab): Define corresponding macro.
3068 * optabs.c (init_optabs): Initialize lceil_optab.
3069 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3070 and lceildi2 patterns.
3071 * builtins.c (expand_builtin_int_roundingfn): Handle
3072 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3073 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3074 BUILT_IN_LLCEIL{,F,L}.
3075 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3076 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3077 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3078 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3079 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3080 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3081 into lceil built-in function and (long long int)ceil{,f,l} into
3082 llceil built-in function.
3083 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3086 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3088 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3091 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3093 * config/arm/arm.c: Fix a comment typo.
3094 * doc/tree-ssa.texi: Fix a typo.
3096 2005-04-10 Steven Bosscher <stevenb@suse.de>
3098 * cselib.c (clear_table): Rename to cselib_clear_table.
3099 * cselib.h (cselib_clear_table): Add prototype.
3100 * gcse.c (gcse_main): Make 'f' argument unused.
3101 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3102 of each basic block instead.
3103 (compute_sets, compute_hash_table_work): Likewise.
3104 (constprop_register): Change int 'alter_jumps' argument to bool.
3105 (do_local_cprop): Likewise.
3106 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3107 the insn chain. Explicitly clear the cselib tables after finishing
3108 one basic block. Make sure there are no unterminated libcall blocks.
3109 Update compute_sets call.
3110 (cprop): Walk basic blocks instead of the insn chain.
3111 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3113 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3114 one_cprop_pass calls.
3116 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3118 * combine.c (combine_simplify_rtx): Remove a transformation that
3119 relies on an invalid assumption about rtl sign-extension semantics.
3121 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3123 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3124 to build_int_cst_wide.
3126 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3129 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3130 set the original address pseudo to the correct value before the
3131 original insn, if possible, and leave the insn alone, otherwise
3132 create a new pseudo, set it and replace it in the insn.
3133 * recog.c (validate_change_maybe_volatile): New.
3134 * recog.h (validate_change_maybe_volatile): Declare.
3136 2005-04-09 Caroline Tice <ctice@apple.com>
3138 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3139 Remove targetm.have_named_sections test.
3140 (fix_edges_for_rarely_executed_code): Likewise.
3141 (insert_section_boundary_note): Likewise.
3142 (reorder_basic_blocks): Check partitioning flag before calling
3143 verify_hot_cold_block_grouping.
3144 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3145 the function struct rather than global variables.
3146 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3147 (COLD_END_LABEL): Likewise
3148 (cold_text_section_label): New static global variable.
3149 (cold_end_label): Likewise.
3150 (dwarf2out_switch_text_section): Get hot/cold section labels from
3151 the function struct rather than global variables.
3152 (output_aranges): Use cold_text_section_label and cold_end_label;
3153 check partitioning flag before putting out delta.
3154 (output_ranges): Remove incorrect code attempting to use
3156 (output_line_info): Get cold section label from function struct.
3157 (add_location_or_const_value_attribute): Likewise.
3158 (get_subprogram_die): Get hot/cold section labels from function struct.
3159 (dwarf2out_var_location): Likewise.
3160 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3161 write out cold_text_section_label if partition flag is set.
3162 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3163 * function.h (struct function): Add new fields to point to hot/cold
3164 section labels: hot_section_label, cold_section_label,
3165 hot_section_end_label and cold_section_end_label; also add new field
3166 for cold text section name, unlikely_text_section_name.
3167 * opts.c (decode_options): Turn off partitioning flag if
3168 !targetm.have_named_sections.
3169 * output.h (hot_section_label): Remove.
3170 (hot_section_end_label): Remove.
3171 (cold_section_end_label): Remove.
3172 (unlikely_section_label): Remove.
3173 (unlikely_text_section_name): Remove.
3174 * passes.c (rest_of_handle_final): Remove code that frees
3175 unlikely_text_section_name.
3176 * varasm.c (unlikely_section_label): Remove.
3177 (hot_section_label): Remove.
3178 (hot_section_end_label): Remove.
3179 (cold_section_end_label): Remove.
3180 (unlikely_text_section_name): Remove.
3181 (initialize_cold_section_name): Modify to call
3182 targetm.strip_name_encoding; to store cold section name in current
3183 function struct, if it exists; and to only use the decl_section_name
3184 if flag_named_sections is true.
3185 (unlikely_text_section): Modify to get section name out of current
3186 function struct, if there is one; otherwise build it from
3187 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3188 (in_unlikely_text_section): Likewise.
3189 (named_section): Modify to get/put cold section name in current function
3190 struct, if there is one.
3191 (function_section): Change 'bool unlikely' to 'int reloc'; check
3192 targetm.have_named_sections before calling named_section.
3193 (current_function_section): Likewise.
3194 (assemble_start_function): Modify to get/put unlikely_text_section_name
3195 in current function struct; modify to get hot/cold section labels
3196 from function struct; initialize labels using
3197 ASM_GENERATE_INTERNAL_LABEL;
3198 test partitioning flag before writing out hot section label.
3199 (assemble_end_function): Test partitioning flag before writing out
3200 hot/cold section labels.
3201 (default_section_type_flags_1): Modify to use array instead of
3202 char* for unlikely_text_section_name; set flags correctly for
3203 cold text section if there is not a current function decl.
3205 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3207 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3208 and TI_VA_LIST_FPR_COUNTER_FIELD.
3209 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
3210 * tree-pass.h (pass_stdarg): Add.
3211 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
3212 * tree-stdarg.c: New file.
3213 * tree-stdarg.h: New file.
3214 * Makefile.in (OBJS-common): Add tree-stdarg.o.
3215 (tree-stdarg.o): Add dependencies.
3216 * function.h (struct function): Add va_list_gpr_size and
3217 va_list_fpr_size fields.
3218 * function.c (allocate_struct_function): Initialize them.
3219 * target.h (struct gcc_target): Add stdarg_optimize_hook.
3220 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3221 (TARGET_INITIALIZER): Add it.
3223 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3224 va_list_{g,f}pr_counter_field.
3225 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3226 area will not be used. Only save registers that tree-stdarg.c
3227 detected they need saving.
3228 (ix86_va_start): Don't set up fields that won't be used.
3230 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3231 va_list_{g,f}pr_counter_field.
3232 (setup_incoming_varargs): Don't do anything if reg_save
3233 area will not be used. Only save registers that tree-stdarg.c
3234 detected they need saving.
3235 (rs6000_va_start): Don't set up fields that won't be used.
3237 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
3238 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
3239 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
3240 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3242 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3245 * config/i386/i386.c (construct_container): Pass empty aligned
3246 struct, union or class in memory.
3248 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
3250 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
3251 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
3252 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
3253 config/rs6000/predicates.md: Fix comment typos.
3255 * sched-int.h (haifa_insn_data): Remove blockage and units.
3256 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
3257 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
3258 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
3260 2005-04-09 Jan Hubicka <jh@suse.cz>
3261 Steven Bosscher <stevenb@suse.de>
3263 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
3264 * cfgloop.c (get_loop_exit_edges): Likewise.
3265 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
3267 * loop-unroll.c (analyze_insns_in_loop): Likewise.
3268 * tree-cfg.c (dump_cfg_status): Likewise.
3270 2005-04-09 David Edelsohn <edelsohn@gnu.org>
3272 * config/rs6000/predicates.md (altivec_register_operand): Remove
3273 redundant match_code test.
3274 (gpc_reg_operand): Same.
3275 (cc_reg_operand): Same.
3276 (cc_reg_not_cr0_operand): Same.
3278 2005-04-09 Jan Hubicka <jh@suse.cz>
3280 Forgotten hunk from my last merge patch:
3281 * final.c (output_addr_const): Do not call mark_referenced.
3283 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3285 * doc/tree-ssa.texi: Add immediate use documentation.
3287 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
3289 * arm.c (FL_WBUF): Define.
3290 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
3291 (arm_is_6_or_7): Delete.
3292 (arm_tune_wbuf): New.
3293 (arm_override_options): Set arm_tune_wbuf.
3294 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
3295 (arm_is_6_or_7): Delete declaration.
3296 (arm_tune_wbuf): New declartion.
3297 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
3298 (model_wbuf): Derive from arm_tune_wbuf.
3299 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
3300 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
3301 (arm740t): Mark CPUs as having a write buffer.
3303 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3305 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
3306 of 'const_double_operand' in operand 2 constraints. Update enable
3309 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3311 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
3312 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
3313 * optabs.h (enum optab_index): Add new OTI_lfloor.
3314 (lfloor_optab): Define corresponding macro.
3315 * optabs.c (init_optabs): Initialize lfloor_optab.
3316 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
3317 and lfloordi2 patterns.
3318 * builtins.c (expand_builtin_int_roundingfn): New prototype.
3319 (expand_builtin_int_roundingfn): New function.
3320 (fold_builtin_int_roundingfn): New prototype.
3321 (fold_builtin_int_roundingfn): New function, renamed from
3322 fold_builtin_lround.
3323 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
3324 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
3325 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
3326 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
3327 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
3328 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
3329 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
3330 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
3331 into lfloor built-in function and (long long int)floor{,f,l} into
3332 llfloor built-in function.
3333 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
3336 2005-04-08 Ian Lance Taylor <ian@airs.com>
3338 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
3339 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
3340 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
3341 (DO_COND, DO_BODY): Likewise.
3342 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
3343 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
3344 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
3345 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
3346 (build_continue_stmt, build_break_stmt): Don't declare.
3347 (c_do_switch_warnings): Update declaration.
3348 * c-gimplify.c (enum bc_t): Remove.
3349 (struct c_gimplify_ctx, ctxp): Remove.
3350 (push_context, pop_context): Remove static functions.
3351 (c_genericize): Don't call push_context or pop_context.
3352 (begin_bc_block, finish_bc_block): Remove static functions.
3353 (build_bc_goto): Likewise.
3354 (gimplify_c_loop): Likewise.
3355 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
3356 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
3357 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
3358 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
3359 * c-common.c (c_do_switch_warnings): Rename from
3360 c_do_switch_warnings_1.
3361 (c_do_switch_warnings) [old version]: Remove.
3362 (c_do_switch_expr_warnings): Remove.
3363 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
3364 function instead of c_do_switch_expr_warnings.
3365 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
3366 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
3367 * c-pretty-print.c (pp_c_statement): Likewise.
3368 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
3370 2005-04-08 Devang Patel <dpatel@apple.com>
3372 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
3373 While selecting replacement condition pay attention to loop header.
3375 2005-04-08 Diego Novillo <dnovillo@redhat.com>
3377 Merge from tree-cleanup-branch: VRP, store CCP, store
3378 copy-prop, incremental SSA updating of FUD chains and
3379 newly exposed symbols.
3381 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
3382 (OBJS-common): Add tree-vrp.o.
3383 (tree-vrp.o): New rule.
3384 * basic-block.h (nearest_common_dominator_for_set): Declare.
3385 * common.opt (ftree-store-ccp): New flag.
3386 (ftree-copy-prop): New flag.
3387 (ftree-vrp): New flag.
3388 (ftree-store-copy-prop): New flag.
3389 * dominance.c (nearest_common_dominator_for_set): New.
3390 * domwalk.c (walk_dominator_tree): Only traverse
3391 statements in blocks marked in walk_data->interesting_blocks.
3392 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
3393 * fold-const.c (fold): Handle ASSERT_EXPR.
3394 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
3395 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
3396 flag_tree_vrp at -O2.
3397 * timevar.def (TV_TREE_VRP): Define.
3398 (TV_TREE_COPY_PROP): Define.
3399 (TV_TREE_STORE_COPY_PROP): Define.
3400 (TV_TREE_SSA_INCREMENTAL): Define.
3401 (TV_TREE_STORE_CCP): Define.
3402 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
3403 to kill_redundant_phi_nodes from comment.
3404 (verify_expr): Handle ASSERT_EXPR.
3405 * tree-dfa.c (mark_new_vars_to_rename): Remove second
3406 argument. Update all users.
3407 (mark_call_clobbered_vars_to_rename): Remove. Update all
3409 * tree-flow-inline.h (unmodifiable_var_p): New.
3410 * tree-flow.h (enum value_range_type): Declare.
3411 (struct value_range_def): Declare.
3412 (value_range): Declare.
3413 (remove_all_phi_nodes_for): Remove. Update all users.
3414 (find_phi_node_for): Declare.
3415 (add_type_alias): Declare.
3416 (count_uses_and_derefs): Declare.
3417 (kill_redundant_phi_nodes): Remove.
3418 (rewrite_into_ssa): Remove.
3419 (rewrite_def_def_chains): Remove.
3420 (update_ssa, register_new_name_mapping, create_new_def_for,
3421 need_ssa_update_p, name_registered_for_update_p,
3422 release_ssa_name_after_update_ssa, dump_repl_tbl,
3423 debug_repl_tbl, dump_names_replaced_by,
3424 debug_names_replaced_by, mark_sym_for_renaming,
3425 mark_set_for_renaming, get_current_def, set_current_def,
3426 get_value_range, dump_value_range, debug_value_range,
3427 dump_all_value_ranges, debug_all_value_ranges,
3428 expr_computes_nonzero, loop_depth_of_name,
3429 unmodifiable_var_p): Declare.
3430 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3432 * tree-into-ssa.c (block_defs_stack): Update comment.
3433 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
3434 syms_to_rename, names_to_release, repl_tbl,
3435 need_to_initialize_update_ssa_p, need_to_update_vops_p,
3436 need_to_replace_names_p): New locals.
3437 (NAME_SETS_GROWTH_FACTOR): Define.
3438 (struct repl_map_d): Declare.
3439 (struct mark_def_sites_global_data): Add field
3441 (enum rewrite_mode): Declare.
3442 (REGISTER_DEFS_IN_THIS_STMT): Define.
3443 (compute_global_livein): Use last_basic_block instead of
3445 (set_def_block): Remove last argument. Update all callers.
3446 (prepare_use_operand_for_rename): Remove. Update all callers.
3447 (prepare_def_operand_for_rename): Remove. Update all callers.
3448 (symbol_marked_for_renaming): New.
3451 (repl_map_hash): New.
3453 (repl_map_free): New.
3454 (names_replaced_by): New.
3455 (add_to_repl_tbl): New.
3456 (add_new_name_mapping): New.
3457 (mark_def_sites): Assume that all the operands in the
3458 statement are in normal form.
3459 (find_idf): Assert that the block in the stack is valid.
3460 (get_default_def_for): New.
3461 (insert_phi_nodes_for): Add new argument 'update_p'.
3463 If update_p is true, add a new mapping between the LHS of
3464 each new PHI and the name that it replaces.
3465 (insert_phi_nodes_1): Only call find_idf if needed.
3466 (get_reaching_def): Call get_default_def_for.
3467 (rewrite_operand): Remove.
3468 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
3469 and REWRITE_THIS_STMT are false.
3470 Assume that all the operands in the statement are in
3472 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
3473 (rewrite_virtual_phi_arguments): Remove.
3474 (invalidate_name_tags): Remove.
3475 (register_new_update_single, register_new_update_set,
3476 rewrite_update_init_block, replace_use,
3477 rewrite_update_fini_block, rewrite_update_stmt,
3478 rewrite_update_phi_arguments): New.
3479 rewrite_blocks): Remove argument 'fix_virtual_phis'.
3480 Add arguments 'entry', 'what' and 'blocks'.
3481 Initialize the dominator walker according to 'what' and
3483 Start the dominator walk at 'entry'.
3484 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3485 Use it to configure the dominator walker.
3486 (rewrite_into_ssa): Remove argument 'all'.
3488 (rewrite_all_into_ssa): Remove.
3489 (rewrite_def_def_chains): Remove.
3490 (mark_def_interesting, mark_use_interesting,
3491 prepare_phi_args_for_update, prepare_block_for_update,
3492 prepare_def_site_for, prepare_def_sites,
3493 dump_names_replaced_by, debug_names_replaced_by,
3494 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3495 delete_update_ssa, create_new_def_for,
3496 register_new_name_mapping, mark_sym_for_renaming,
3497 mark_set_for_renaming, need_ssa_update_p,
3498 name_registered_for_update_p, ssa_names_to_replace,
3499 release_ssa_name_after_update_ssa,
3500 insert_updated_phi_nodes_for, update_ssa): New.
3501 * tree-loop-linear.c (linear_transform_loops): Call
3502 update_ssa instead of rewrite_into_ssa.
3503 * tree-optimize.c (vars_to_rename): Remove.
3505 (init_tree_optimization_passes): Replace
3506 pass_redundant_phi with pass_copy_prop.
3508 Replace pass_ccp with pass_store_ccp.
3509 Add pass_store_copy_prop after pass_store_ccp.
3510 (execute_todo): If the TODO_ flags don't include updating
3511 the SSA form, assert that it does not need to be updated.
3512 Call update_ssa instead of rewrite_into_ssa and
3513 rewrite_def_def_chains.
3514 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3515 (tree_rest_of_compilation):
3516 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3517 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3518 TODO_cleanup_cfg): Renumber.
3519 (TODO_verify_loops, TODO_update_ssa,
3520 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3521 TODO_update_ssa_only_virtuals): Define.
3522 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3524 * tree-phinodes.c (make_phi_node): Update documentation.
3525 (remove_all_phi_nodes_for): Remove.
3526 (find_phi_node_for): New.
3527 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3528 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3529 (interpret_rhs_modify_expr): Likewise.
3530 * tree-sra.c (decide_instantiations): Mark all symbols in
3531 SRA_CANDIDATES for renaming.
3532 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3533 (mark_all_v_defs): New function. Update all users to call it
3534 with the whole list of scalarized statements, not just the
3536 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3537 (compute_flow_insensitive_aliasing): If the tag is
3538 unmodifiable and the variable isn't or vice-versa, don't
3539 make them alias of each other.
3540 (setup_pointers_and_addressables): If the type tag for
3541 VAR is about to change, mark the old one for renaming.
3542 (add_type_alias): New.
3543 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3544 (ccp_lattice_t): Rename from latticevalue.
3545 (value): Remove. Update all users.
3546 (const_val): New local variable.
3547 (do_store_ccp): New local variable.
3548 (dump_lattice_value): Handle UNINITIALIZED.
3549 (debug_lattice_value): New.
3550 (get_default_value): Re-write.
3551 (set_lattice_value): Re-write.
3552 (def_to_varying): Remove. Update all users.
3553 (likely_value): Return VARYING for statements that make
3554 stores when STORE_CCP is false.
3555 Return VARYING for any statement other than MODIFY_EXPR,
3556 COND_EXPR and SWITCH_EXPR.
3557 (ccp_initialize): Re-write.
3558 (replace_uses_in, replace_vuse_in, substitute_and_fold):
3559 Move to tree-ssa-propagate.c.
3560 (ccp_lattice_meet): Handle memory stores when
3561 DO_STORE_CCP is true.
3562 (ccp_visit_phi_node): Likewise.
3563 (ccp_fold): Likewise.
3564 (evaluate_stmt): Likewise.
3565 (visit_assignment): Likewise.
3566 (ccp_visit_stmt): Likewise.
3567 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
3571 (do_ssa_store_ccp): New.
3572 (gate_store_ccp): New.
3573 (pass_store_ccp): Declare.
3574 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
3575 (may_propagate_copy): Reformat.
3576 Don't abort if ORIG is a virtual and DEST isn't.
3577 If NEW does not have alias information but DEST does,
3579 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
3580 copy_prop_kind, which_copy_prop): Declare.
3581 (stmt_may_generate_copy, get_copy_of_val,
3582 get_last_copy_of, set_copy_of_val, dump_copy_of,
3583 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
3584 copy_prop_visit_stmt, copy_prop_visit_phi_node,
3585 init_copy_prop, fini_copy_prop, execute_copy_prop,
3586 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
3587 store_copy_prop): New.
3588 (pass_copy_prop, pass_store_copy_prop): Declare.
3589 * tree-ssa-dom.c (struct opt_stats_d): Add fields
3590 'num_const_prop' and 'num_copy_prop'.
3591 (cprop_operand): Update them.
3592 (dump_dominator_optimization_stats): Dump them.
3593 (tree_ssa_dominator_optimize): Call update_ssa instead of
3595 (loop_depth_of_name): Declare extern.
3596 (simplify_cond_and_lookup_avail_expr): Guard against NULL
3597 values for LOW or HIGH.
3598 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
3599 (record_equivalences_from_stmt): Call expr_computes_nonzero.
3600 (cprop_operand): Only propagate if VAL != OP.
3601 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
3602 statement for renaming.
3603 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
3604 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
3605 add_type_alias if necessary.
3606 Call mark_new_vars_to_rename.
3607 (tree_ssa_iv_optimize): If new symbols need to be renamed,
3608 mark every statement updated, call update_ssa and
3609 rewrite_into_loop_closed_ssa.
3610 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
3611 from LIVEIN if VAR is a virtual.
3612 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
3613 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
3614 (get_call_expr_operands): Reformat statement.
3615 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
3617 * tree-ssa-propagate.c (ssa_prop_init): Initialize
3618 SSA_NAME_VALUE for every name.
3619 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3620 get_value_loaded_by): New.
3621 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3622 substitute_and_fold): Move from tree-ssa-ccp.c.
3623 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3624 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3625 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3627 * tree-ssa.c (verify_use): Fix error message.
3628 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3629 check_phi_redundancy, kill_redundant_phi_nodes,
3630 pass_redundant_phi): Remove. Update all users.
3631 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3632 add_type_alias, if necessary.
3633 * tree-vectorizer.h (struct _stmt_vect_info): Update
3634 documentation for field 'memtag'.
3635 * tree-vrp.c: New file.
3636 * tree.def (ASSERT_EXPR): Define.
3637 * tree.h (ASSERT_EXPR_VAR): Define.
3638 (ASSERT_EXPR_COND): Define.
3639 (SSA_NAME_VALUE_RANGE): Define.
3640 (struct tree_ssa_name): Add field 'value_range'.
3641 (PHI_REWRITTEN): Remove.
3642 (struct tree_phi_node): Remove field 'rewritten'.
3643 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3644 -ftree-store-copy-prop): Document.
3645 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3646 Document usage of update_ssa.
3648 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3651 * config/rs6000/predicates.md (altivec_register_operand): Accept
3653 (and64_operand): Do not limit CONST_INT to mask64_operand.
3654 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3655 (and_operand): Do not limit CONST_INT to mask_operand.
3657 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3659 PR rtl-optimization/20466
3660 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3661 for overlap of the address of each list member.
3662 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3664 2005-04-08 Mike Stump <mrs@apple.com>
3666 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3668 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3671 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3673 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3675 * function.c (push_function_context_to): Don't set
3677 * function.h (function): Remove contains_functions.
3678 (current_function_contains_functions): Remove.
3680 * function.h (function): Remove instrument_entry_exit.
3681 (current_function_instrument_entry_exit): Remove.
3683 * function.h (nonlocal_labels): Remove.
3685 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3687 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3688 (check_attr_value, write_attr_get, write_expr_attr_cache,
3689 find_attr, make_internal_attr): Don't reference negative_ok or
3691 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3692 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3693 (ATTR_STATIC): Adjust the value.
3695 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3697 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3699 * config/s390/tpf.h (ASM_SPEC): Define.
3701 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3703 * tree-flow.h: Remove the prototype for
3704 redirect_immediate_uses.
3705 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3707 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3709 * arm.c (arm_const_double_by_parts): New function.
3710 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3711 * arm.md (define_split for 64-bit constants): Add another one.
3713 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3715 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3717 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * system.h: Revert last change.
3721 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3723 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3724 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3725 (TARGET_SWITCHES): Delete.
3726 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3727 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3728 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3729 * config/xtensa/xtensa.opt: New file.
3731 2005-04-08 Ben Elliston <bje@au.ibm.com>
3733 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3734 * config/fp-bit.h: Tidy comments.
3736 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3738 * system.h: Poison PARAMS.
3740 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3742 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3743 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3744 (TARGET_SWITCHES): Delete.
3745 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3746 * config/vax/vax.opt: New file.
3748 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3750 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3752 2005-04-07 Ian Lance Taylor <ian@airs.com>
3754 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3756 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3757 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3760 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3762 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3763 all immediate uses in PHI nodes.
3765 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3767 * arm.c (arm_const_double_inline_cost): Handle any constant by
3768 using gen_lowpart and gen_highpart_mode.
3769 (note_invalid_constants): All constants in an RTX with a constraint
3770 that permits memory are now pushed to the constant pool.
3771 (output_move_double): Delete code to handle reg to reg and
3772 constant to reg moves.
3773 (const_double_needs_minipool, output_mov_immediate): Delete.
3774 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3775 CONST_INT and CONST_VECTOR.
3776 * arm.md (ANY64): New mode macro.
3777 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3778 (movdf_soft_insn): Split reg-reg and const-reg moves.
3779 (split patterns for 64-bit constant and register moves): New.
3780 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3781 (cirrus_movdf_hard_insn): Likewise.
3782 * fpa.md (movdf_fpa): Likewise.
3783 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3784 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3786 (movv2si_internal_2): Likewise.
3787 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3788 (movdf_vfp): Likewise.
3789 * arm-protos.h (output_mov_immediate): Delete prototype.
3791 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3794 * simplify-rtx.c (simplify_unary_operation_1): Check
3795 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3797 2005-04-06 James E Wilson <wilson@specifixinc.com>
3800 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3803 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3805 * coverage.h (GCOV_TYPE_NODE): Delete.
3806 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3807 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3808 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3809 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3810 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3812 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3815 * Makefile.in (gcc.pot): Remove options.c dependency.
3816 * optc-gen.awk: Don't quote help strings with N_().
3818 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3820 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3821 the function returns a pointer type.
3823 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3825 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3826 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3827 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3828 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3829 explicit_uses members.
3830 (get_or_create_used_part_for): Initialize new fields.
3831 (fieldoff_compare): New function.
3832 (create_overlap_variables_for): Count number of fields, use
3833 heuristic to determine whether to create subvars for vars with
3835 Sort the field list by offset and avoid creating duplicate SFT's.
3837 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3839 * c.opt (-F): Remove trailing whitespace from help string.
3840 (-finput-charset): Use a tab to separate the switch name and help
3842 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3843 (-ftree-vectorizer-verbose): Likewise.
3845 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3847 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3848 a PHI argument where a use occurs instead of all PHI arguments.
3850 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3852 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3855 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3857 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3858 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3859 config/bfin/bfin.h: Fix comment typos.
3861 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3863 * doc/install.texi: Update the URL for Jacks.
3864 * doc/sourcebuild.texi: Likewise.
3866 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3869 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3870 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3872 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3874 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3876 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3878 * config/v850/v850-protos.h (override_options): Delete.
3879 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3880 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3881 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3882 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3883 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3884 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3885 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3886 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3887 (OVERRIDE_OPTIONS): Delete.
3888 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3889 (small_memory_info): Remove the value field.
3890 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3892 * config/v850/v850.c (small_memory): Remove the value field.
3893 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3894 (override_options): Delete.
3895 (v850_handle_memory_option, v850_handle_option): New functions.
3896 * config/v850/v850.opt: New file.
3898 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3900 * config.host: Add a section for generic hosts, and a subsection
3901 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3902 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3903 * config/host-darwin.h: New.
3904 * config/x-darwin: New.
3905 * config/i386/host-i386-darwin.c: New.
3906 * config/i386/x-darwin: New.
3907 * config/rs6000/host-darwin.c: Include host-darwin.h.
3908 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3909 (darwin_rs6000_gt_pch_use_address): Likewise.
3910 * config/rs6000/x-darwin: Change name of .o built, update
3911 dependencies for changes to rs6000/host-darwin.c.
3913 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3916 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3918 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3920 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3921 split_loop_exit_edge instead of loop_split_edge_with.
3923 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3925 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3926 UNSPEC_SET_VSCR): New constants, used throughout.
3928 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3930 (altivec_vspltis<VI_char>): ... this pattern, using
3931 a QImode const_int_operand for the immediate.
3932 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3935 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3938 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3940 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3942 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3944 2005-04-06 Ben Elliston <bje@au.ibm.com>
3946 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3947 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3948 macros as living in "this file" and not gcc.h.
3950 2005-04-06 Ben Elliston <bje@au.ibm.com>
3952 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3953 -ftree-live_range_split. Perhaps renamed at some point?
3955 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3958 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3959 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3961 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3963 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3964 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3965 (number_of_iterations_special): New function.
3966 (number_of_iterations_exit): Use number_of_iterations_special.
3967 Use simplify_using_outer_evolutions only at -O3.
3968 (number_of_iterations_cond, tree_simplify_using_condition,
3969 simplify_using_initial_conditions, loop_niter_by_eval,
3970 compare_trees, can_count_iv_in_wider_type_bound,
3971 simplify_using_outer_evolutions): Use fold_build.
3973 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3975 * doc/install.texi (Configuration): Document --with-java-home.
3977 2005-04-05 Richard Henderson <rth@redhat.com>
3981 * config/i386/i386.c (print_operand): Handle vector zeros.
3982 (ix86_split_to_parts): Handle CONST_VECTOR.
3983 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3984 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3985 what modes to tie for MMX and SSE registers.
3986 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3987 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3988 to vector modes as well.
3989 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3990 properly as an input mode.
3992 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3994 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3996 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3998 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4000 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4002 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4003 and local functions, set sse_nregs to 8 and float_in_sse.
4004 (function_arg_advance, function_arg): If float_in_sse, pass
4005 SFmode and DFmode arguments in SSE registers.
4006 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4008 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4009 of -funit-at-a-time.
4011 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4013 * config/i386/i386-protos.h (ix86_function_value): Accept two
4014 arguments, like the target macro.
4015 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4016 * config/i386/i386.c (ix86_function_value): Accept the second
4017 argument of the target macro.
4018 (ix86_function_ok_for_sibcall): Pass a function pointer to
4019 ix86_function_value.
4020 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4021 call to ix86_value_regno).
4022 (ix86_value_regno): Add support for returning floating point values
4025 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4027 PR tree-optimization/20076
4028 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4029 that call __builtin_return or __builtin_apply_args.
4031 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4033 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4034 Use immediate use iterator.
4035 (stmt_is_bumper_for_loop): Use immediate use iterator.
4036 * predict.c (strip_builtin_expect): Use update_stmt.
4037 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4038 on all elements of a STATEMENT_LIST.
4039 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4040 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4041 (bsi_replace): Mark stmt as modified and the update it.
4042 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4043 (expand_complex_libcal): Call update_stmt.
4044 (expand_complex_comparison): Call mark_stmt_modified.
4045 (expand_complex_operations_1): Call update_stmt_if_modified.
4046 (expand_vector_operations_1): Call mark_stmt_modified.
4047 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4048 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4049 add_immediate_use, redirect_immediate_use,
4050 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4051 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4052 (mark_new_vars_to_rename): Call update_stmt.
4053 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4054 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4056 (unmodify_stmt): Delete.
4057 (update_stmt): New. Force an update of a stmt.
4058 (update_stmt_if_modified): update a stmt if it is out of date.
4059 (get_stmt_operands): Verify stmt is NOT modified.
4060 (stmt_modified_p): Update comment.
4061 (delink_imm_use): Remove a use node from its immuse list.
4062 (link_imm_use_to_list): Link a use node to a specific list.
4063 (link_imm_use): Link a node to the correct list.
4064 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4065 it in the correct list, if appropriate.
4066 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4067 (relink_imm_use): Link a use node in place of another node in a list.
4068 (relink_imm_use_stmt): LInk a node in place of another node, and set
4070 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4071 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4072 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4073 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4074 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4075 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4076 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4077 (has_zero_uses): New. Return true if there are no uses of a var.
4078 (has_single_use): New. Return true if there is only a single use of a
4080 (single_imm_use): New. Return the simgle immediate use.
4081 (num_imm_uses): New. Return the number of immediate uses.
4082 (get_v_must_def_ops): Use is now a pointer.
4083 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4084 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4086 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4087 (delink_stmt_imm_use): Delink all immuses from a stmt.
4088 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4089 * tree-flow.h (struct dataflow_d): Delete.
4090 (immediate_use_iterator_d): New. Immediate use iterator struct.
4091 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4092 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4093 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4095 (struct stmt_ann_d): Remove dataflow_t from struct.
4096 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4097 (if_convertible_phi_p): Use FAST immuse iterator.
4098 (if_convertible_loop_p): Don't call compute_immediate_uses.
4099 (replace_phi_with_cond_modify_expr): Call update_stmt.
4100 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4101 update_stmt_if_modified.
4102 (rewrite_all_into_ssa): Initialize ssa operands.
4103 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4104 compute_immediate_uses.
4105 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4106 ssa_property is available.
4107 (execute_one_pass): Change parameters passed to execute_todo.
4108 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4109 (remove_ssa_form): Call fini_ssa_operands.
4110 (insert_backedge_copies): Delete call to modify_stmt.
4111 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4112 (release_phi_node): Delink any use nodes before releasing.
4113 (resize_phi_node): Relink any use nodes.
4114 (remove_phi_arg_num): Delink the use node.
4115 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4116 (remove_all_phi_nodes_for): Release phi node first.
4117 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4118 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4119 (scalarize_use, scalarize_copy): Call update_stmt.
4120 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4121 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4122 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4123 (ccp_initialize): Remove call to compute_immediate_uses.
4124 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4127 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4128 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4129 (eliminate_redundant_computations): Call mark_stmt_modified.
4130 (cprop_operand): Call mark_stmt_modified.
4131 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4132 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4133 (dse_optimize_stmt): Use new immuse interface.
4134 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4135 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4136 (substitute_single_use_vars): Use new immuse interface.
4137 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4138 and compute_immediate_uses.
4139 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4141 (rewrite_mem_refs): Call update_stmt.
4142 (determine_lsm): Remove call to compute_imm_uses and free_df.
4143 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4144 (try_unroll_loop_completely): Call update_stmt.
4145 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4146 (rewrite_use_compare): Call update_stmt.
4147 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4148 (rewrite_use) : Call update_stmt.
4149 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4150 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4152 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4153 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4154 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4156 (initialize_vuse_operand): New. Initialize a vuse operand.
4157 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4158 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4159 (finalize_ssa_defs): Use stmt parameter.
4160 (correct_use_link): Ensure a use node is in the correct list, and has
4161 the correct stmt pointer.
4162 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4163 finalize_ssa_v_must_defs): Also initialize use nodes.
4164 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4165 (build_ssa_operands): Seperate parsing from final operand construction.
4166 (parse_ssa_operands): New. Parse entry point for operand building.
4167 (swap_tree_operands): New. Swap 2 tree operands.
4168 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4170 (get_expr_operands): Call swap_tree_operands when needed.
4171 (copy_virtual_operands): Use initialize routines for virtual use ops.
4172 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4173 (verify_abort): New. Issue imm_use error.
4174 (verify_imm_links): New Verify imm_use links for a var.
4175 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4176 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4177 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4178 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4179 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4180 (NULL_USE_OPERAND_P) Define.
4181 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4183 (struct vuse_operand_type): New struct.
4184 (SET_USE): Call set_ssa_use_from_ptr.
4186 (PHI_ARG_INDEX_FROM_USE): Define.
4187 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4188 argument via SET_USE, not PHI_ARG_DEF_TREE.
4189 * tree-ssa-pre.c (eliminate): Call update_stmt.
4190 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4192 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4193 (nearest_common_dominator_of_uses): Use imm_use iterator.
4194 (statement_sink_location): Use imm_use iterator and interface.
4195 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4196 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4197 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4198 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4199 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4200 if new parameter is true.
4201 (init_tree_ssa): Don't initialize operand cache here.
4202 (delete_tree_ssa): Don't destroy operand cache here.
4203 (propagate_into_addr): Pass in a use pointer, return true if anything
4205 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
4206 (check_phi_redundancy): Use imm_use iterator.
4207 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
4209 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
4210 (release_ssa_name): Delink node and all elements in its imm_use list.
4211 * tree-tailcall.c (adjust_return_value): Call update_stmt.
4212 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
4213 * tree-vectorizer.c (need_imm_uses_for): Delete.
4214 (vectorize_loops): Dont call compute_immediate_uses or free_df.
4215 * tree.h (struct ssa_imm_use_d): Define.
4216 (SSA_NAME_IMM_USE_NODE): Define.
4217 (struct tree_ssa_name): Add imm_use node.
4219 (PHI_ARG_IMM_USE_NODE): Define.
4220 (struct phi_arg_d): Add imm_use node.
4221 (struct tree_phi_node): Remove struct dataflow_d element.
4222 (TDF_STMTADDR): Define.
4224 2005-04-05 Dale Johannesen <dalej@apple.com>
4226 * doc/invoke.texi (Optimization Options): Remove
4227 duplicate -fcse-follow-jumps. Add -fweb.
4228 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
4229 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
4231 2005-04-05 Per Bothner <per@bothner.com>
4233 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4234 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
4235 (warn_uninit): Get EXPR_LOCUS from context now instead.
4236 This fixes a USE_MAPPED_LOCATION testsuite failure.
4238 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
4240 2005-04-05 Per Bothner <per@bothner.com>
4242 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4243 of the artification 'return 0' in main() to BUILTINS_LOCATION.
4244 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
4247 2004-04-05 Devang Patel <dpatel@apple.com>
4249 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
4250 (lhsr<mode>3): ... new name.
4251 (altivec_vsra<VI_char>): Rename to ..
4252 (ashr<mode>3): ... new name.
4253 * config/rs6000/rs6000.c (builtin_description): Rename shift
4256 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
4258 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4259 gen_lowpart_for_combine.
4260 * cse.c (gen_lowpart_if_possible): Move...
4261 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
4263 (gen_lowpart_no_emit_general): Use it.
4265 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4267 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
4270 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4272 * system.h: Fix typo.
4274 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
4276 * config/bfin/bfin-modes.def: New file.
4277 * config/bfin/bfin-protos.h: New file.
4278 * config/bfin/bfin.c: New file.
4279 * config/bfin/bfin.h: New file.
4280 * config/bfin/bfin.md: New file.
4281 * config/bfin/bfin.opt: New file.
4282 * config/bfin/crti.s: New file.
4283 * config/bfin/crtn.s: New file.
4284 * config/bfin/elf.h: New file.
4285 * config/bfin/lib1funcs.asm: New file.
4286 * config/bfin/predicates.md: New file.
4287 * config/bfin/t-bfin: New file.
4288 * config/bfin/t-bfin-elf: New file.
4289 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
4290 Document new attributes.
4291 (interrupt, interrupt_handler, saveall): Update documentation for
4293 * doc/install.texi (Specific): Add entry for the Blackfin.
4294 * doc/invoke.texi (Blackfin Options): New section.
4295 * doc/md.texi (Blackfin family): New section to document constraints.
4296 * config.gcc: Add bfin*-* and bfin*-elf configurations.
4298 2005-04-05 Olivier Hainque <hainque@adacore.com>
4300 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
4301 match what the system unwinder expects.
4302 * config/mips/mips.c (mips_frame_set): If we're saving the return
4303 address register and the dwarf return address column number differs
4304 from the hard register number, adjust the note reg to refer to the
4307 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
4309 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
4310 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
4311 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4312 (processor_type): New enum.
4313 (mn10300_processor): New variable.
4314 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
4315 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
4316 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4317 (PROCESSOR_DEFAULT): New macro.
4318 * config/mn10300/mn10300.c (mn10300_processor): New variable.
4319 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4320 (mn10300_handle_option, mn10300_override_options): New functions.
4321 * config/mn10300/mn10300.opt: New file.
4323 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4324 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4326 PR tree-optimization/19903
4327 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
4328 that don't fit in their type after conversion.
4330 2005-04-05 Uros Bizjak <uros@kss-loka.si>
4333 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
4334 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
4335 Allocate local stack slots here. Set ix86_optimize_mode_switching.
4336 flag here. Implement using define_insn_and_split.
4337 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
4338 (frndintxf2_mask_pm_i387): New insn patterns.
4339 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
4340 Do not set ix86_optimize_mode_switching flag.
4341 (ceilsf2, ceildf2, ceilxf2): Same.
4342 (btruncsf2, btruncdf2, btruncxf2): Same.
4343 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
4345 2005-04-05 Ian Lance Taylor <ian@airs.com>
4348 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
4349 i386_pe_record_external_function.
4350 (i386_pe_record_external_function): Update declaration.
4351 * config/i386/winnt.c (struct extern_list): Add decl field.
4352 (i386_pe_record_external_function): Add decl parameter.
4353 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
4355 * config/i386/i386-protos.h (i386_pe_record_external_function):
4358 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
4360 * config/m68k/m68k-protos.h: Add a prototype for
4361 valid_dbcc_comparison_p_2.
4362 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
4363 extend_operator, const_uint32_operand, const_sint32_operand,
4364 general_src_operand, nonimmediate_src_operand,
4365 memory_src_operand, post_inc_operand, pre_dec_operand,
4366 pcrel_address): Move to predicates to predicates.md.
4367 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
4368 * config/m68k/m68k.md: Include predicates.md.
4369 * config/m68k/predicates.md: New.
4371 2005-04-04 Roger Sayle <roger@eyesopen.com>
4373 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
4375 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
4377 2005-04-04 Ian Lance Taylor <ian@airs.com>
4379 * c-typeck.c (struct c_switch): Rename switch_stmt field to
4381 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
4382 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
4383 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
4384 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
4385 * c-common.c (c_do_switch_warnings_1): New static function broken
4386 out of c_do_switch_warnings.
4387 (c_do_switch_warnings): Call c_do_switch_warnings_1.
4388 (c_do_switch_expr_warnings): New function.
4389 * c-common.h (c_do_switch_expr_warnings): Declare.
4391 2005-04-04 David Edelsohn <edelsohn@gnu.org>
4392 Daniel Jacobowitz <dan@codesourcery.com>
4394 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
4396 * rtlanal.c (may_trap_p): Same.
4398 2005-04-04 Dale Johannesen <dalej@apple.com>
4400 * ChangeLog: remove reference to ChangeLog.12.
4402 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4404 CRIS epilogue as RTL.
4405 * config/cris/cris.md: Change all 0 in unspec 0 to
4407 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
4408 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
4410 ("return"): Change to define_expand. Call cris_expand_return for
4412 ("*return_expanded"): New pattern.
4413 ("epilogue"): New define_expand.
4414 * config/cris/cris.h (PREDICATE_CODES): Add
4415 cris_load_multiple_op.
4416 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4418 (enum cris_retinsn_type): New.
4419 (struct machine_function): New member return_type.
4420 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4421 (cris_target_asm_function_epilogue): Remove, moving RTLified
4423 (cris_expand_epilogue): New function.
4424 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4425 (cris_gen_movem_load, cris_load_multiple_op)
4426 (cris_return_address_on_stack_for_return, cris_expand_return): New
4428 (cris_target_asm_function_prologue)
4429 (cris_initial_frame_pointer_offset): Call
4430 cris_reg_saved_in_regsave_area instead of complicated expression.
4431 Call cris_return_address_on_stack instead of an expression.
4432 (cris_print_operand) <case 'o', case 'O'>: New cases.
4433 (cris_return_address_on_stack): Change return-type to bool.
4434 (cris_simple_epilogue): Ditto. Return false if registers are
4436 * config/cris/cris-protos.h (cris_simple_epilogue)
4437 (cris_return_address_on_stack): Adjust prototype return type.
4438 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
4439 (cris_return_address_on_stack_for_return): New prototypes.
4441 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4443 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
4444 gpr_or_int12_operand.
4446 * config/frv/frv-protos.h: Add a prototype to
4447 frv_legitimate_memory_operand and frv_const_unspec_p.
4448 (frv_unspec): Move from frv.c.
4449 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
4450 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
4451 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
4452 gpr_or_fpr_operand, gpr_or_int12_operand,
4453 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
4454 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
4455 int6_operand, int5_operand, uint5_operand, uint4_operand,
4456 uint1_operand, int_2word_operand, uint16_operand,
4457 upper_int16_operand, integer_register_operand,
4458 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
4459 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
4460 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
4461 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
4462 move_destination_operand, movcc_fp_destination_operand,
4463 frv_function_symbol_referenced_p, move_source_operand,
4464 condexec_dest_operand, condexec_source_operand,
4465 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
4466 const_unspec_operand, gpr_or_memory_operand,
4467 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
4468 icc_operand, fcc_operand, cc_operand, icr_operand,
4469 fcr_operand, cr_operand, call_operand, sibcall_operand,
4470 symbolic_operand, relational_operator,
4471 integer_relational_operator, float_relational_operator,
4472 ccr_eqne_operator, minmax_operator,
4473 condexec_si_binary_operator, condexec_si_media_operator,
4474 condexec_si_divide_operator, condexec_si_unary_operator,
4475 condexec_sf_conv_operator, condexec_sf_add_operator,
4476 condexec_memory_operand, intop_compare_operator, acc_operand,
4477 even_acc_operand, quad_acc_operand, accg_operand: Move to
4479 * config/frv/frv.h (PREDICATE_CODES): Remove.
4480 * config/frv/frv.md: Include predicates.md.
4481 * config/frv/predicates.md: New.
4483 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4486 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4487 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4488 (add_standard_iv_candidates_for_size): New function, extracting code
4489 from add_standard_iv_candidates and parameterizing it by type size.
4490 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4492 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4494 * system.h (GCOV_SIZE_TYPE): Unposion.
4495 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4496 (GCOV_TYPE_SIZE): ...this new macro.
4497 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4498 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4499 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4500 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4501 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4502 instead of unsigned_intSI_type_node.
4503 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4504 (rtl_gen_one_value_profiler_no_edge_manipulation)
4505 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4506 * value-prof.c: Include coverage.h.
4508 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4509 Diego Novillo <dnovillo@redhat.com>
4511 Fix PR tree-optimization/20703
4512 Fix PR tree-optimization/20725
4514 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4515 (create_expression_by_pieces): Ditto.
4516 (valid_in_set): Ditto. Also handle tcc_declaration.
4517 (find_or_generate_expression): Handle comparison class.
4518 (insert_into_preds_of_block): Ditto.
4519 (insert_aux): Ditto.
4520 (create_value_expr_from): Handle comparison class, recursively
4521 handle reference nodes.
4522 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4523 (execute_pre): Fix spacing.
4524 (do_fre): Renamed to execute_fre.
4526 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4528 * doc/invoke.texi (SPARC options): Document that
4529 -mlittle-endian is not supported on Linux either.
4531 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4535 * config.gcc (Obsolete configurations): Remove
4536 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4537 (sparclite-*-coff*): Delete.
4538 (sparclite-*-elf*): Likewise.
4539 (sparc86x-*-elf*): Likewise.
4540 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4541 * config/sparc/lite.h: Delete.
4542 * config/sparc/litecoff.h: Likewise.
4543 * config/sparc/liteelf.h: Likewise.
4544 * config/sparc/sp86x-elf.h: Likewise.
4545 * config/sparc/t-sparclite: Likewise.
4546 * config/sparc/t-sp86x: Likewise.
4548 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4550 * config/s390/s390-protos.h: (s390_comparison,
4551 s390_alc_comparison, s390_slb_comparison, const0_operand,
4552 consttable_operand, larl_operand, s_operand,
4553 shift_count_operand, bras_sym_operand, load_multiple_operation,
4554 store_multiple_operation, s390_plus_operand): Remove prototypes.
4555 (s390_legitimate_address_without_index_p): New prototype.
4556 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
4558 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
4559 const0_operand, consttable_operand, larl_operand, s_operand,
4560 shift_count_operand, bras_sym_operand, load_multiple_operation,
4561 store_multiple_operation, s390_plus_operand): Move to
4563 (check_mode): Remove.
4564 (s390_branch_condition_mask): Remove 'static'. Move prototype to
4566 (s390_legitimate_address_without_index_p): New.
4567 * config/s390/s390.h (PREDICATE_CODES): Remove.
4568 * config/s390/s390.md: Include predicates.md.
4569 * config/s390/predicates.md: New.
4571 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4574 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
4575 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
4576 (NEED_INDICATE_EXEC_STACK): Define to 1.
4577 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
4578 (NEED_INDICATE_EXEC_STACK): Define to 1.
4579 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
4580 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
4581 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
4582 (pic_helper_emitted_p): New global.
4583 (emit_pic_helper): New function extracted from...
4584 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
4585 Do not call emit_pic_helper if delay_pic_helper is true.
4586 (sparc_expand_prologue): Pass 'false' to load_pic_register.
4587 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
4588 (sparc_file_end): New function.
4590 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4592 * config/mcore/mcore-protos.h: Remove the prototypes for
4593 mcore_arith_reg_operand, mcore_general_movsrc_operand,
4594 mcore_general_movdst_operand, mcore_reload_operand,
4595 mcore_arith_J_operand, mcore_arith_K_operand,
4596 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
4597 mcore_arith_K_S_operand, mcore_arith_imm_operand,
4598 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4599 mcore_literal_K_operand, mcore_addsub_operand,
4600 mcore_compare_operand, mcore_load_multiple_operation,
4601 mcore_store_multiple_operation, mcore_call_address_operand.
4602 Add a prototype for const_ok_for_mcore.
4603 * config/mcore/mcore.c (mcore_call_address_operand,
4604 mcore_general_movsrc_operand, mcore_general_movdst_operand,
4605 mcore_arith_reg_operand, mcore_reload_operand,
4606 mcore_arith_J_operand, mcore_arith_K_operand,
4607 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
4608 mcore_arith_M_operand, mcore_arith_imm_operand,
4609 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4610 mcore_literal_K_operand, mcore_addsub_operand,
4611 mcore_compare_operand, mcore_load_multiple_operation,
4612 mcore_store_multiple_operation): Move to predicates.md.
4613 (const_ok_for_mcore): Export.
4614 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
4615 * config/mcore/mcore.md: Include predicates.md.
4616 * config/mcore/predicates.md: New.
4618 * config/mcore/predicates.md: Fix a comment typo.
4620 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4621 Adrian Straetling <straetling@de.ibm.com>
4623 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4624 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4625 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4627 ("imul"): Removed from "type" attribute.
4628 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4629 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4630 Changed type to imulsi.
4631 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4633 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4635 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4636 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4637 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4638 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4639 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4640 (TARGET_SWITCHES, mcore_stack_increment_string)
4641 (TARGET_OPTIONS): Delete.
4642 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4643 than *_BIT constants.
4644 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4645 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4646 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4647 (mcore_override_options): Delete mcore_stack_increment code.
4648 Change use of M340_BIT to MASK_M340.
4649 * config/mcore/mcore.opt: New file.
4651 2005-04-04 Ian Lance Taylor <ian@airs.com>
4653 * config/arm/arm.c (replace_symbols_in_block): Remove static
4656 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4658 * config/fr30/fr30-protos.h: Remove the prototypes for
4659 stack_add_operand, add_immediate_operand,
4660 high_register_operand, low_register_operand, call_operand,
4661 di_operand, and nonimmediate_di_operand.
4662 * config/fr30/fr30.c (stack_add_operand,
4663 add_immediate_operand, high_register_operand,
4664 low_register_operand, call_operand, di_operand,
4665 nonimmediate_di_operand): Move to predicates.md.
4666 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4667 * config/fr30/fr30.md: Include predicates.md.
4668 * config/fr30/predicates.md: New.
4670 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4671 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4672 mcore_call_address_operand.
4674 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4675 general_movsrc_operand.
4677 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4679 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4682 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4685 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4688 2005-04-04 Richard Henderson <rth@redhat.com>
4689 Jakub Jelinek <jakub@redhat.com>
4691 PR rtl-optimization/16104
4692 * fold-const.c (fold_unary): Fix folding of vector conversions.
4694 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4696 * config.gcc (xstormy16-*-elf): Set extra_options.
4697 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4698 * config/stormy16/stormy16.opt: New file.
4700 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4702 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4703 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4704 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4705 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4706 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4707 (TARGET_UNIX_ASM): Delete.
4708 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4709 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4710 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4711 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4712 * config/pdp11/pdp11.opt: New file.
4714 2005-04-03 Roger Sayle <roger@eyesopen.com>
4715 Alexandre Oliva <aoliva@redhat.com>
4718 * fold-const.c (non_lvalue): Split tests into...
4719 (maybe_lvalue_p): New function.
4720 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4721 C++ front-end prior to lowering into gimple form.
4723 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4725 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4726 BUILT_IN_STRNCASECMP): New.
4727 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4730 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4733 * arm.md (addsi3_compare0_for_combiner): Delete.
4734 (addsi3_compare0_scratch_for_combiner): Delete.
4735 (cmpsi_neg_shiftsi): Delete.
4736 (compare_negsi_si): New pattern.
4737 (cmpsi_negshiftsi_si): New pattern.
4738 (negated_cbranchsi4): Restrict to equality_operator.
4740 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4743 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4745 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4748 * doc/install.texi: Fix a typo.
4750 2005-04-03 Steven Bosscher <stevenb@suse.de>
4753 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4754 a computed goto if the edge to the computed goto block has
4755 incoming abnormal edges. Clarify how the function works.
4757 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4759 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4760 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4761 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4762 hash_scan_set, reg_set_between_after_reload_p,
4763 reg_used_between_after_reload_p, get_avail_load_store_reg,
4764 eliminate_partially_redundant_load): Likewise.
4765 * postreload.c (reload_cse_simplify_set,
4766 reload_combine_note_use): Likewise.
4767 * predict.c (predict_insn, expected_value_to_br_prob,
4768 propagate_freq, expensive_function_p): Likewise.
4769 * print-rtl.c (print_rtx): Likewise.
4770 * profile.c (instrument_edges, instrument_values,
4771 compute_branch_probabilities, branch_prob, union_groups,
4772 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4773 * protoize.c (in_system_include_dir, file_could_be_converted,
4774 file_normally_convertible, gen_aux_info_file, seek_to_line,
4775 do_cleaning): Likewise.
4776 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4777 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4778 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4780 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4782 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4783 * modulo-sched.c (undo_replace_buff_elem): New structure.
4784 (kernel_number_of_cycles, ps_unschedule_node,
4785 undo_generate_reg_moves,free_undo_replace_buff,
4786 undo_permute_partial_schedule, loop_single_full_bb_p,
4787 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4788 build_loops_structure, get_sched_window): New.
4789 (generate_reg_moves): Return undo_replace_buff_elem and other
4791 (generate_prolog_epilog): Remove old loop versioning.
4792 (sms_schedule): Use loop information and loop_version.
4793 (sms_schedule_by_order): Split part of it to get_sched_window.
4794 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4795 cfg_layout_finalize and free_dominance_info before/after SMS.
4797 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4799 * cfghooks.c (lv_flush_pending_stmts,
4800 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4801 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4802 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4803 lv_add_condition_to_bb,
4804 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4805 flush_pending_stmts): New in cfg_hooks structure.
4806 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4807 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4808 lv_add_condition_to_bb): New declarations.
4809 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4811 (loop_version): Declare.
4812 * cfgloopmanip.c (cfghooks.h): Include.
4813 (duplicate_loop_to_header_edge): Change return type to bool.
4814 (loop_version, lv_adjust_loop_entry_edge): Move here.
4815 * cfgrtl.c (cfgloop.h): Include.
4816 (rtl_verify_flow_info_1): Fix.
4817 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4818 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4820 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4821 tree_lv_add_condition_to_bb): New.
4822 (tree_cfg_hooks): Add new hooks to initialization.
4823 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4824 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4826 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4828 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4829 xstormy16_below100_or_register,
4830 xstormy16_splittable_below100_or_register, and
4831 nonimmediate_nonstack_operand.
4833 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4834 xstormy16_ineqsi_operator, equality_operator,
4835 inequality_operator, shift_operator,
4836 xstormy16_below100_operand, xstormy16_below100_or_register,
4837 xstormy16_splittable_below100_or_register,
4838 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4839 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4840 equality_operator, inequality_operator,
4841 xstormy16_below100_operand, xstormy16_below100_or_register,
4842 xstormy16_splittable_below100_or_register,
4843 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4844 nonimmediate_nonstack_operand, shift_operator): Move to
4846 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4847 * config/stormy16/stormy16.md: Include predicates.md.
4848 * config/stormy16/predicates.md: New.
4850 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4852 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4853 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4854 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4855 move_operand, power_of_2_operand): Move to predicates.md.
4856 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4857 PREDICATE_CODE): Remove.
4858 * config/iq2000/iq2000.md: Include predicates.md.
4859 * config/iq2000/predicates.md: New.
4861 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4863 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4864 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4865 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4866 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4867 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4868 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4869 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4870 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4871 (TARGET_M68HC11): Delete.
4872 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4873 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4874 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4875 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4876 (nb_soft_regs): Delete.
4877 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4878 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4879 and MASK_M6812 being set simultaneously. Change the code that sets
4880 the default m68hc11_soft_reg_count to use integers instead of strings.
4881 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4882 m68hc11_soft_reg_count (which now has an int type) as the number
4884 * config/m68hc11/m68hc11.opt: New file.
4886 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4888 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4889 fp_displacement_operand, sp_displacement_operand.
4891 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4893 Remove the prototypes for tst_operand, cmp_operand,
4894 stack_register_operand, d_register_operand,
4895 hard_addr_reg_operand, splitable_operand,
4896 m68hc11_logical_operator, m68hc11_arith_operator,
4897 m68hc11_non_shift_operator, m68hc11_shift_operator,
4898 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4899 non_push_operand, hard_reg_operand, and
4900 reg_or_some_mem_operand.
4901 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4903 (tst_operand, cmp_operand, non_push_operand,
4904 splitable_operand, reg_or_some_mem_operand,
4905 stack_register_operand, d_register_operand,
4906 hard_addr_reg_operand, hard_reg_operand,
4907 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4908 m68hc11_arith_operator, m68hc11_non_shift_operator,
4909 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4911 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4912 * config/m68hc11/m68hc11.md: Include predicates.md.
4913 * config/m68hc11/predicates.md: New.
4915 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4918 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4919 change checked in along with 2005-03-03's patch for debug/20253.
4920 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4921 (remap_decl): Insert type decl in map earlier.
4923 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4925 PR tree-optimization/20640
4926 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4927 post-dominator if it has phi nodes.
4928 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4929 before dead statements.
4931 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4934 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4936 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4938 PR rtl-optimization/20290
4939 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4940 in every iteration if the entry point is the exit test.
4942 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4944 * config/cris/cris.md (attribute "length"): Define.
4946 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4948 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4949 (word_offset_memref_operand): New.
4950 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4951 (indexed_or_indirect_operand): Delete.
4952 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4953 (indexed_or_indirect_operand): Delete.
4955 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4958 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4961 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4962 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4964 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4966 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4968 2005-04-01 Ian Lance Taylor <ian@airs.com>
4970 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4971 (rus, prus): Remove static variables.
4972 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4973 (process_command): Permit report_times and use_pipes together.
4975 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4977 * c-decl.c (validate_proto_after_old_defn): Look at
4978 TYPE_MAIN_VARIANT of argument types.
4980 2005-04-01 Paul Brook <paul@codesourcery.com>
4982 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4983 (arm_output_function_epilogue): Allow call_via_SP.
4984 (thumb_call_via_reg, arm_file_end): Ditto.
4985 * config/arm/arm.h (struct machine_function): Include space for SP.
4986 (thumb_call_via_label): Update declaration.
4988 2005-04-01 Ian Lance Taylor <ian@airs.com>
4990 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4991 doing a peephole optimization, once again put any notes in the
4994 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4996 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4998 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5000 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5001 (block_alloc, find_free_reg): Likewise.
5002 * loop-doloop.c (doloop_modify): Likewise.
5003 * loop-invariant.c (record_use): Likewise.
5004 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5005 get_iv_value, canon_condition, eliminate_implied_condition,
5006 eliminate_implied_condition, simplify_using_initial_values,
5007 shorten_into_mode, canonicalize_iv_subregs,
5008 iv_number_of_iterations): Likewise.
5009 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5010 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5011 unswitch_loop): Likewise.
5012 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5013 move_movables, replace_call_address, find_and_verify_loops,
5014 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5015 record_giv, final_giv_value, general_induction_var,
5016 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5017 loop_giv_dump): Likewise.
5019 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5020 GCOV_CHECK_WRITING): Remove.
5021 (gcov_position, gcov_rewrite): Use gcc_assert.
5022 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5023 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5024 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5027 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5029 * tree-inline.c: Fix a typo.
5031 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5033 * configure.ac (enable-checking): Explicitly set all variables for
5034 collective switch values. Alphabetize variables. Rename
5035 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5037 * doc/install.texi (enable-checking): Update documentation.
5038 * configure: Rebuilt.
5040 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5042 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5045 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5047 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5048 Also reject cases where this pattern will cause load delay stalls
5049 unless optimizing for size and it will produce a shorter sequence.
5050 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5051 variants to avoid pre-adjusting the base when possible.
5053 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5055 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5056 the frame and argument pointers.
5057 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5058 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5059 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5060 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5061 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5062 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5064 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5066 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5067 with entry for selectany attribute.
5068 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5070 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5071 (i386_pe_asm_named_section): Handle sections generated by
5072 selectany attribute.
5073 * doc/extend.texi (selectany): Document attribute.
5075 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5076 Jan Hubicka <jh@suse.cz>
5078 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5079 to fix addresses involving EBP and ESP.
5080 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5081 for SUBREGed registers.
5082 (legitimate_address_p): Accept SUBREGed registers.
5084 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5087 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5088 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5091 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5093 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5095 2005-04-01 James E Wilson <wilson@specifixinc.com>
5098 * dwarf2out.c (rtl_for_decl_init): New function.
5099 (rtl_for_decl_location): Extracted from here.
5100 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5101 add_const_value_attribute. Delete initializer_constant_valid_p call.
5103 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5105 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5106 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5107 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5108 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5109 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5110 config/i386/i386.md, config/rs6000/predicates.md,
5111 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5112 config/s390/s390.c, config/stormy16/stormy16.c,
5113 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5116 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5119 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5120 COND_EXPR and CALL_EXPR.
5122 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5125 * genautomata.c (first_cycle_unit_presence): Check all alternative
5126 states for unit presence.
5128 * doc/md.texi: Remove remark about impossibility to query unit
5129 presence in non nondeterministic automaton state.
5131 * config/ia64/ia64.c (get_template): Change order of unit querying.
5133 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5135 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5138 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5140 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5141 flag for edges outside any loops.
5143 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5145 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5147 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5149 * tree-ssa-alias.c: Follow spelling conventions.
5150 * doc/tree-ssa.texi: Fix a typo.
5152 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5154 * postreload-gcse.c: Include target.h.
5155 (gcse_after_reload_main): Return early if we cannot modify jumps.
5156 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5158 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5160 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5161 expensive operations.
5163 2005-03-31 Ian Lance Taylor <ian@airs.com>
5165 * collect2.c (lderrout): New variable.
5166 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5167 if it is set, to stderr.
5168 (handler): Unlink lderrout if it is set.
5169 (dump_file): Add "to" parameter. Change all callers.
5170 (main): Initialize lderrout.
5171 (collect_execute): Add errname parameter. Change all callers.
5172 Rename redir parameter to outname. Never pass
5173 PEX_STDERR_TO_STDOUT to pex_run.
5174 * collect2.h (collect_execute, dump_file): Update declarations.
5175 * tlink.c (tlink_execute): Add errname parameter. Change all
5177 (do_tlink): Check lderrout as well as ldout.
5179 2005-03-31 Caroline Tice <ctice@apple.com>
5181 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5182 (bb-reorder.o): Add errors.h to list of requirements.
5183 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5184 profiledbootstrap flags.
5185 * bb-reorder.c (errors.h): Add new include.
5186 (struct bbro_basic_block_data_def): Add new field, in_trace.
5187 (add_unlikely_executed_notes): Remove function.
5188 (mark_bb_for_unlikely_executed_section): Remove function.
5189 (insert_section_boundary_note): New function.
5190 (verify_hot_cold_block_grouping): New function.
5191 (push_to_next_round_p): Remove variables and tests that push all
5192 cold blocks to last round.
5193 (find_traces): Remove code that added extra round of trace finding
5194 when doing partitioning.
5195 (find_traces_1_round) : Remove variable last_round; add code to
5196 update new struct field, in_trace; correct trace_length where it was
5197 incorrect before (after call to copy_bb); change code that pushed all
5198 cold blocks to last round. Instead verify that all blocks going into
5199 a trace belong in the same partition.
5200 (connect_traces): Modify to connect the traces in two passes, if the
5201 function contains both hot and cold blocks. The first pass connects
5202 all the traces for blocks in the partition that the first block in
5203 the function belongs to; the second pass connnects all the traces
5204 containing blocks that belong in the other partition.
5205 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5206 code that automatically put the first block in a function into the
5207 hot partition if the function had any hot blocks.
5208 (fix_crossing_unconditional_branches): Check number of succ edges
5209 before attempting to get one.
5210 (fix_edges_for_rarely_executed_code): Update comment describing
5212 (reorder_basic_blocks): Add code to initialize new field (in_trace);
5213 remove call to add_unlikely_executed_notes; add call to
5214 verify_hot_cold_block_grouping.
5215 (duplicate_computed_gotos): Don't change computed goto if it's a
5217 (partition_hot_cold_basic_blocks): Update function comment.
5218 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
5220 (try_forward_edges): Likewise.
5221 (merge_blocks_move_predecessor_nojumps): Likewise.
5222 (merge_blocks_move_successor_nojumps): Likewise.
5223 (merge_blocks_move): Likewise.
5224 (try_crossjump_bb): Likewise.
5225 * cfglayout.c (update_unlikely_executed_notes): Remove function.
5226 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
5227 notes to cold bb's; remove call to update_unlikely_executed_notes.
5228 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5229 NOTE_INSN_SWITCH_TEXT_SECTIONS.
5230 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
5231 function declaration.
5232 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
5234 (rtl_can_merge_blocks): Remove redundancy from condition.
5235 (try_redirect_by_replacing_jump): Likewise.
5236 (force_nonfallthru_and_redirect): Remove code for adding
5237 UNLIKELY_EXECUTED_CODE notes to cold bb's.
5238 (commit_one_edge_insertion): Likewise.
5239 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
5240 * dbxout.c (FORCE_TEXT): Replace function_section with
5241 current_function_section.
5242 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
5243 function, switch_text_section.
5244 (struct xcoff_debug): Likewise.
5245 (dbxout_function_end): Add code to put out label diffs for both
5246 hot and cold sections.
5247 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
5248 for new debug_hooks funciton, switch_text_section..
5249 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
5250 switch_text_section.
5251 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
5252 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
5253 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
5254 dw_fde_switched_sections.
5255 (output_call_frame_info): Add test to see if function switches text
5256 sections in the middle; if so, use appropriate extra hot and cold
5257 section labels to compute size deltas for the hot and cold sections.
5258 (dwarf2out_begin_prologue): Add code to initialize new fields in
5260 (dwarf2out_switch_text_section): New function (invoked through
5261 debug_hook); updates new fields in dw_fde_struct appropriately and
5262 increments separate_line_info_table_in_use.
5263 (dwarf2_debug_hooks): Initialize switch_text_section function to be
5264 dwarf2out_switch_text_section.
5265 (struct var_loc_node): Add new field, section_label.
5266 (output_aranges): Add code to check whether in hot or cold section and
5267 use the appropriate label in calculating deltas.
5268 (output_ranges): Likewise.
5269 (output_line_info): Add code to check which section we're in and
5270 use appropriate hot/cold label.
5271 (add_location_or_constant_value_attribute): Likewise.
5272 (gen_subprogam_die): Modify arange attributes to use correct labels.
5273 (dwarf2out_begin_block): Change call to function_section into call to
5274 current_function_section.
5275 (dwarf2out_end_block): Likewise.
5276 (dwarf2out_source_line): Likewise.
5277 (dwarf2out_var_location): Add code to check whether in hot or cold
5278 section and use the appropriate label.
5279 * except.c (output_function_exception_table): Change call to
5280 function_section into call to current_function_section.
5281 * final.c (profile_function): Likewise.
5282 (scan_ahead_for_unlikely_executed_note): Remove function.
5283 (final_scan_insn): Remove calls to
5284 scan_ahead_for_unlikely_executed_note, and related code for switching
5285 to cold section, except for the single time
5286 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
5287 debug_hooks->switch_text_sections; replace appropriate calls to
5288 function_section with calls to current_function_section.
5289 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
5290 test_bb to condition.
5291 (find_if_case_2): Likewise.
5292 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5293 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
5294 * opts.c (decode_options): Change warning about hot/cold partitioning
5295 with exceptionss to inform (so as not to cause bootstrap failures);
5296 remove warning about partitioning with DWARF debug info.
5297 * output.h (current_function_section): Add new function decl.
5298 (insert_section_boundary_note): Likewise.
5299 (enum in_section): Move this declaration here from varasm.c.
5300 (unlikely_section_label): Likewise.
5301 (unlikely_text_section_name): Likewise.
5302 (last_text_section_name): New global variable.
5303 (last_text_section): Likewise.
5304 (hot_section_label): Likewise.
5305 (hot_section_end_label): Likewise.
5306 (cold_section_end_label): Likewise.
5307 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
5308 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
5309 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
5310 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
5311 insn from consideration.
5312 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
5313 switch_text_section.
5314 * varasm.c (basic-block.h): Add new include.
5315 (unlikely_section_label_printed): Remove global variable.
5316 (unlikely_section_label): Make global variable not be static any more.
5317 (unlikely_text_section_name): Likewise.
5318 (hot_section_end_label): New global variable (not static)
5319 (first_function_block_is_cold): Likewise.
5320 (hot_section_label): Likewise.
5321 (cold_section_end_label): Likewise..
5322 (last_text_section): New global variable, not static.
5323 (last_text_section_name): New global variable, not static.
5324 (initialize_cold_section_name): New function.
5325 (enum in_section): Move declaration to output.h.
5326 (text_section): Update last_text_section.
5327 (unlikely_text_section): Replace code to determine cold section name
5328 with call to initialize_cold_section_name; Add code to update
5329 last_text_section; remove code for printing out label.
5330 (named_section_real): Add code to update last_text_section and
5331 last_text_section_name as appropriate.
5332 (function_section): Change test for 'unlikely' to depend on
5333 first_function_block_is_cold (moved old test to
5334 current_function_section).
5335 (current_function_section): New function.
5336 (assemble_start_function): Move code that frees
5337 unlikely_text_section_name; initialize hot_section_end_label;
5338 print hot and cold section labels at the start of the function;
5339 set first_function_block_is_cold, if appropriate; initialize l
5340 ast_text_section; add call to insert_section_boundary_note.
5341 (assemble_end_function): Add code to write out hot and cold section
5343 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
5344 switch_text_section.
5345 * config/darwin.c (machopic_select_section): Replace incorrect
5346 function in base_funs; update reloc for cold sections if necessary.
5347 * config/darwin.h (SECTION_FUNCTION): Add code to update
5348 last_text_section if appropriate.
5349 (text_unlikely_section): Remove.
5350 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
5351 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
5352 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
5353 partitioning for this architecture.
5355 2005-03-31 Olivier Hainque <hainque@adacore.com>
5357 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
5358 defined and non-zero.
5360 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
5363 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
5366 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5369 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
5370 label operand. Remove (use (unspec..)). Don't emit a label on
5372 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
5373 generate inline label for load_toc_v4_PIC_1b.
5374 (rs6000_emit_load_toc_table): Likewise.
5376 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5378 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
5379 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
5381 2005-03-29 Devang Patel <dpatel@apple.com>
5383 * tree-sra.c (decide_block_copy): Disable scalarization of
5386 2005-03-30 Stuart Hastings <stuart@apple.com>
5387 Dale Johannesen <dalej@apple.com>
5389 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
5390 * print-tree.c (print_node): Add case STATEMENT_LIST.
5392 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5394 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
5395 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
5396 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
5397 is given with "powerpc64*" or "all", or when --with-cpu chooses
5400 2005-03-30 James E. Wilson <wilson@specifixinc.com>
5403 * dwarf2out.c (add_high_low_attributes): New function, extracted from
5404 gen_lexical_block_die.
5405 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
5407 2005-03-31 Jan Hubicka <jh@suse.cz>
5409 2004-11-02 Jan Hubicka <jh@suse.cz>
5411 * cgraph.c (cgraph_varpool_node_name): New function.
5412 (dump_cgraph_varpool_node): New function.
5413 (dump_varpool): New function.
5414 * cgraphunit.c (cgraph_optimize): Dump varpool.
5416 2004-10-16 Jan Hubicka <jh@suse.cz>
5418 * cgraph.c (decide_is_variable_needed): New function.
5419 (cgraph_varpool_finalize_decl): Use it.
5420 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5422 * final.c (output_addr_const): Do not call mark_referenced.
5423 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5424 always go via cgraph.
5425 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5426 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5427 * tree-optimize.c (execute_inline): Mark functions called.
5428 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5430 2004-10-11 Jan Hubicka <jh@suse.cz>
5432 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5433 (cgraph_varpool_last_needed_node): New static variable.
5434 (enqueue_needed_varpool_node): Break out from ...; add items to the
5435 end of queue; update first pointers.
5436 (cgraph_varpool_mark_needed_node): ... here.
5437 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
5438 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
5439 * cgraph.h (cgraph_varpool_node): Add analyzed field.
5440 (cgraph_varpool_first_unanalyzed_node): Declare.
5441 * cgraphunit.c: Include output.h.
5442 (cgraph_varpool_analyze_pending_decls): New function.
5443 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
5444 for errors, analyze pending decls.
5445 (cgraph_finalize_compilation_unit): Only analyze decls.
5446 (cgraph_optimize): Assemble the decls after expanding.
5448 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
5450 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
5451 subvars get marked properly in tags for grouping.
5452 (add_pointed_to_var): Mark only actual pointed to
5453 variables/subvars in addresses needed.
5454 (create_overlap_variables_for): Clear call clobbered on original
5456 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
5457 addresable vars with subvars into list.
5458 * tree-ssa.c (verify_ssa_name): Verify original is not used where
5461 2005-03-30 Richard Henderson <rth@redhat.com>
5463 * cgraph.h (struct cgraph_node): Add alias.
5464 * varasm.c (assemble_alias): Set it.
5465 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
5466 avoid calling cgraph_expand_function.
5468 2005-03-30 Tom Tromey <tromey@redhat.com>
5470 * tree.def (FILE_TYPE): Removed.
5471 * typeclass.h (enum type_class): Removed file_type_class.
5472 * dwarf2out.c (is_base_type): Updated.
5473 (gen_type_die): Likewise.
5474 * dbxout.c (dbxout_type): Updated.
5475 * builtins.c (type_to_class): Updated.
5476 * tree.c (type_contains_placeholder_1): Updated.
5477 * config/sparc/sparc.c (sparc_type_code): Updated.
5478 * config/ia64/ia64.c (hfa_element_mode): Updated.
5479 * expr.c (count_type_elements): Updated.
5480 * stor-layout.c (layout_type): Updated.
5481 * tree-inline.c (remap_type): Updated.
5482 * tree-pretty-print.c (dump_generic_node): Updated.
5484 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5486 * builtins.c (expand_builtin_powi): Fix mode of
5487 2nd argument to match int.
5488 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5489 2nd argument type to int.
5490 * libgcc2.c: Change prototype of __powi* functions to use
5493 2005-03-30 Dale Johannesen <dalej@apple.com>
5496 * calls.c (expand_call): Flush pending deferrals before
5499 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5503 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5504 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5505 c_label_context, label_context_stack): New.
5506 * c-decl.c (define_label): Check for jumps into statement
5507 expressions. Add label to list of defined labels.
5508 (start_function): Push context on label_context_stack.
5509 (finish_function): Pop context from label_context_stack.
5510 * c-typeck.c (label_context_stack): New.
5511 (c_finish_goto_label): Check for jumps into statement
5512 expressions. Add label to list of jumped to labels.
5513 (struct c_switch): Add blocked_stmt_expr.
5514 (c_start_case): Initialize it.
5515 (do_case): Check it.
5516 (c_finish_case): Verify !blocked_stmt_expr.
5517 (c_begin_stmt_expr): Push context on label_context_stack.
5518 Increment blocked_stmt_expr. Mark labels jumped to from outside
5520 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5521 defined in the statement expression and no longer jumpable to.
5522 Mark labels jumped to from just outside the statement expression
5523 as again definable. Pop context from label_context_stack.
5524 * doc/extend.texi (Statement Exprs): Update.
5526 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5529 * c-decl.c (start_function): Check for old_decl being
5532 2005-03-30 Ian Lance Taylor <ian@airs.com>
5534 * final.c (final): Remove prescan parameter. Change all callers.
5535 (final_scan_insn): Remove prescan parameter. Change all callers.
5537 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5539 * tree-vectorizer.c: Fix comment typos.
5541 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5543 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5544 as soon as a chrec_dont_know is detected.
5546 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5548 Merge from csl-arm-branch.
5549 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5551 * tlink.c (recompile_files): Do not assume that "rename" can
5552 overwrite an existing file.
5554 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
5556 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
5557 * gcc/configure: Regenerate.
5559 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5561 * doc/install.texi: Update binutils requirement for powerpc*-linux.
5563 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
5565 * calls.c (struct arg_data): Update "partial" comment.
5566 (load_register_parameters): Update "nregs" comment.
5568 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5570 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
5571 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
5572 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
5573 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
5574 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
5575 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
5576 than target_flags & 0.
5577 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
5578 (iq2000_arch, iq2000_parse_cpu): Delete.
5579 (TARGET_HANDLE_OPTION): Override default.
5580 (iq2000_handle_option): New function.
5581 (override_options): Remove -march= and -mcpu= handling.
5582 * config/iq2000/iq2000.opt: New file.
5584 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5586 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
5587 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
5588 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
5589 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
5590 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
5591 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
5592 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
5593 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
5594 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
5595 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
5596 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
5597 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
5598 (c4x_rpts_cycles_string, c4x_cpu_version_string)
5599 (TARGET_OPTIONS): Delete.
5600 (c4x_rpts_cycles, c4x_cpu_version): Declare.
5601 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
5602 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
5603 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
5604 (c4x_cpu_version_string): Delete.
5605 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5606 (c4x_handle_option): New function. Map -m3x and -m4x options to the
5607 equivalent -mcpu= option.
5608 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
5609 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
5610 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
5611 or clearing the appropriate MASK_* bit.
5612 (c4x_file_start): Use c4x_cpu_version.
5613 * config/c4x/c4x.opt: New file.
5615 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5617 * doc/options.texi: Document the new MaskExists flag.
5618 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5619 if the option has the MaskExists flag.
5621 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5623 * opt-functions.awk (flag_set_p, test_flag): New functions.
5624 (switch_flags): Use them.
5625 * opth-gen.awk: Use flag_set_p to check for flags.
5626 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5628 2005-03-30 Ian Lance Taylor <ian@airs.com>
5630 * config.host (i[34567]86-*-mingw32*): Don't set
5631 host_can_use_collect2 to no.
5633 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5636 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5637 Remove convert_memory_address call duplicating that in memory_address.
5639 2005-03-29 Richard Henderson <rth@redhat.com>
5642 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5643 (build_compound_literal): Likewise. Propagate decl type into the
5645 (finish_decl): Likewise. Use new return value from complete_array_type
5646 for zero sized arrays.
5647 (complete_array_type): Move ...
5648 * c-common.c (complete_array_type): ... here. Change first argument
5649 to pointer-to-type-node. Consistently use sizetype for the index
5650 except for zero sized arrays. Detect zero sized arrays for pedantic
5651 mode diagnostics. Create a new type node instead of modifying the
5653 * c-tree.h (complete_array_type): Move decl ...
5654 * c-common.h (complete_array_type): ... here.
5656 2005-03-29 Richard Henderson <rth@redhat.com>
5659 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5661 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5663 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5664 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5665 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5666 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5668 2005-03-29 Eric Christopher <echristo@redhat.com>
5670 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5671 truthvalue conversion removal.
5673 2005-03-29 Ian Lance Taylor <ian@airs.com>
5676 * collect2.c: Never include <vfork.h>.
5677 (VFORK_STRING, vfork): Don't define.
5678 (pid): Remove global variable.
5679 (handler): Call raise instead of kill (getpid(), ...).
5680 (collect_wait): Add pex parameter. Change all callers. Use
5681 pex_get_status rather than pwait.
5682 (do_wait): Add pex parameter. Change all callers.
5683 (collect_execute): Return struct pex_obj * rather than void. Use
5684 pex routines rather than pexecute.
5685 (fork_execute): Get pex_obj from collect_execute, and pass it to
5687 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5688 Only declare quit_handler if SIGQUIT is defined.
5689 (scan_libraries): Likewise.
5690 * collect2.h (collect_execute): Update declaration.
5691 (collect_wait): Update declaration.
5692 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5693 pass it to collect_wait.
5695 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5698 * c-parser.c (c_parser_compound_statement_nostart): Give error
5699 message for EOF instead of just setting parser->error.
5701 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5703 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5704 (slpeel_update_phi_nodes_for_guard1): New function.
5705 (slpeel_update_phi_nodes_for_guard2): New function.
5706 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5707 of slpeel_update_phi_nodes_for_guard.
5708 (vectorize_loops): Remove call to loop_closed_rewrite.
5709 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5712 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5714 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5715 (TARGET_LITTLE_ENDIAN): New macro.
5716 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5717 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5718 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5719 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5720 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5721 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5722 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5723 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5724 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5725 (TARGET_OPTIONS): Delete.
5726 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5727 (CACHE_FLUSH_TRAP): Turn into an integer.
5728 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5729 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5730 -mflush-trap is in use.
5731 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5732 (m32r_cache_flush_trap_string): Delete.
5733 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5734 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5735 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5736 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5737 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5738 -mmodel= and -msdata= handling from...
5739 (m32r_init): ...here.
5740 * config/m32r/m32r.opt: New file.
5742 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5744 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5745 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5746 * tree-vect-analyze.c (vect_object_analysis): additional parm
5747 pass back a "struct ptr_info_def *" with the points-to info.
5748 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5749 statement using info returned from vect_object_analysis.
5750 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5751 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5752 for virtual uses and defs when creating a replacement vector
5753 reference. Call duplicate_ssa_name_ptr_info to define points-to
5754 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5755 (vectorizable_store): copy_virtual_operands and update
5756 definition statements.
5757 (vectorizable_load): copy_virtual_operands. Remove call to
5758 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5759 * tree-vectorizer.c (vectorize_loops): Remove calls to
5760 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5761 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5762 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5763 define macro STMT_VINFO_PTR_INFO for use in accessing.
5764 * tree.h add export of duplicate_ssa_name_ptr_info.
5765 * rs6000.c (altivec_init_builtins): Declare builtin function
5766 __builtin_altivec_mask_for_load to be "const".
5768 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5771 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5772 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5773 assemble_variable on aliases.
5774 * varasm.c (assemble_alias): Set node->alias.
5775 * toplev.c (wrapup_global_declarations): Don't call
5776 rest_of_decl_compilation on aliases again.
5778 2005-03-29 Paul Brook <paul@codesourcery.com>
5780 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5781 * config/arm/arm.c (arm_dbx_register_number): New function.
5782 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5784 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5787 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5788 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5790 2005-03-29 Dale Johannesen <dalej@apple.com>
5792 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5793 $(TREE_H) and $(COVERAGE_H).
5794 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5795 * opts.c (common_handle_option): Enable tree-based value transforms.
5796 * toplev.c (process_options): Ditto.
5797 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5798 refers to references to this type.
5799 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5800 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5801 for may_be_more, may_be_less.
5802 (rtl_gen_pow2_profiler): Adjust.
5803 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5804 (rtl_gen_one_value_profiler): Adjust.
5805 (rtl_gen_const_delta_profiler): Adjust.
5806 * tree-profile.c (tree_gen_interval_profiler): Implement.
5807 (tree_gen_pow2_profiler): Ditto.
5808 (tree_gen_one_value_profiler): Ditto.
5809 (tree_profiling): New.
5810 (pass_tree_profile): Reference it.
5811 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5813 (insn_divmod_values_to_profile): Rename to
5814 rtl_divmod_values_to_profile. Adjust.
5815 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5816 (insn_prefetch_values_to_profile): Adjust.
5817 (rtl_value_profile_transformations): Adjust.
5818 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5819 (gen_mod_pow2): Rename to rtl_mod_pow2.
5820 (gen_mod_subtract): Rename to rtl_mod_subtract.
5821 (divmod_fixed_value_transform): Rename to
5822 rtl_divmod_fixed_value_transform.
5823 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5824 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5825 (rtl_find_values_to_profile): Adjust.
5826 (tree_value_profile_transformations): Implement.
5827 (tree_divmod_values_to_profile): New.
5828 (tree_values_to_profile): New.
5829 (tree_divmod_fixed_value): New.
5830 (tree_mod_pow2): New.
5831 (tree_mod_subtract): New.
5832 (tree_divmod_fixed_value_transform): New.
5833 (tree_mod_pow2_value_transform): New.
5834 (tree_mod_subtract_transform): New.
5835 (tree_find_values_to_profile): Implement.
5836 * profile.c (instrument_values): Free histograms.
5837 (compute_value_histograms): Adjust. Implement tree version.
5839 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5841 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5842 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5843 variable. Output "fldcw" depending on round_mode.
5844 * config/i386/i386.md (UNSPEC_FIST): New.
5845 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5846 New isns patterns to implement lrint and llrint built-ins as x87
5848 (fistdi2, fist<mode>2 splitters): New splitters.
5849 (lrint<mode>2): New expanders.
5851 2005-03-28 Ian Lance Taylor <ian@airs.com>
5853 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5854 0 when calling final_scan_insn.
5856 2005-03-28 Jan Hubicka <jh@suse.cz>
5859 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5862 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5863 types where possible.
5865 2005-03-26 Per Bothner <per@bothner.com>
5867 Make -f[no-]show-column also control non-cpp diagnostics.
5868 * c.opt (fshow-column): Move option from here ...
5869 * common.opt (fshow-column): ... to here.
5870 * diagnostic.c (diagnostic_build_prefix): Only print column number
5871 if flag_show_column.
5873 2005-03-27 Steven Bosscher <stevenb@suse.de>
5875 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5876 vax_output_conditional_branch): New prototypes.
5877 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5878 extracted from vax.md mov and add patterns.
5879 (vax_output_conditional_branch): New function to output conditional
5880 branch instructions.
5881 * vax.md: Use mode macros for arithmetic and mov patterns.
5882 Use code macros for the jump patterns.
5884 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5886 * Makefile.in (libbackend.o): Depend on version files;
5887 add custom generation command.
5889 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5892 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5893 sure that we have a REG before getting its REGNO.
5895 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5897 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5898 * builtins.def (BUILT_IN_STRNDUP): New.
5900 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5902 PR tree-optimization/20470
5903 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5906 2005-03-25 Mike Stump <mrs@apple.com>
5908 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5911 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5913 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5914 Use our own structure definitions.
5916 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5917 (fix_truncdfsi2): Allow registers or memory as destination.
5918 When TARGET_PPC_GFXOPT, generate simplified pattern.
5919 (fix_truncdfsi2_internal): Use define_insn_and_split.
5920 (fix_truncdfsi2_internal_gfxopt): New.
5921 (fctiwz): Don't confuse register allocation by giving it no choices.
5923 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5924 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5925 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5926 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5928 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5930 * dominance.c (free_dominance_info): Speed up by freeing et
5931 data structures without maintaining other nodes.
5932 * et-forest.c (et_free_tree_force): New.
5933 * et-forest.h: Add a prototype for et_free_tree_force.
5935 * tree.c (get_set_constructor_bits,
5936 get_set_constructor_bytes): Remove.
5937 * tree.h: Remove the corresponding prototypes.
5939 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5942 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5943 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5944 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5945 PRE_DEC, NEG and NOT.
5947 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5949 * fold-const.c: Convert uses of fold (build (...)) to
5952 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5954 PR rtl-optimization/20249
5955 * cse.c (insert_regs): Do not record equivalence of registers in
5958 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5960 * emit-rtl.c (reverse_comparison): Remove.
5961 * rtl.h: Remove the corresponding prototype.
5963 2005-03-24 James E Wilson <wilson@specifixinc.com>
5965 * doc/install.texi (--enable-altivec): Delete docs.
5967 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5969 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5970 SFmode and DFmode before reload when
5971 flag_unsafe_math_optimizations not enabled.
5973 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5975 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5977 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5978 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5980 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5982 * configure.ac (enable-checking): Add 'runtime' option.
5983 * doc/install.texi (enable-checking): Document 'runtime' checking.
5984 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5985 * config.in: Regenerated.
5986 * configure: Regenerated.
5988 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5990 * optabs.h (enum optab_index): Remove OTI_llrint.
5991 (llrint_optab): Remove macro.
5992 * optabs.c (init_optabs): Remove llrint_optab initialization.
5993 * genopinit.c (optabs): Remove llrint_optab implementation.
5994 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5997 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5999 PR rtl-optimization/20532
6000 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6001 overflow when adding coefficients for PLUS or MINUS.
6002 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6005 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6007 * langhooks.h (truthvalue_conversion): Remove.
6008 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6009 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6010 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6011 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6012 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6014 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6016 * params.def: Fix a typo.
6017 * config/mips/mips.c: Follow the spelling convensions.
6018 * doc/invoke.texi: Fix typos.
6020 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6022 Fix PR tree-optimization/20601
6024 * tree-ssa-pre.c (insert_aux): Add missing condition to
6027 2005-03-23 Ian Lance Taylor <ian@airs.com>
6029 * final.c (final_scan_insn): Don't remove no-op instructions.
6030 * reload1.c (reload): Remove simple no-op instructions even when
6033 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6035 PR tree-optimization/20501
6036 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6037 reporting that peeling for alignment is applied moved to...
6038 * (vect_analyze_data_refs_alignment): Here.
6040 2005-03-23 Ian Lance Taylor <ian@airs.com>
6042 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6044 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6046 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6047 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6049 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6051 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6052 imply that this is called once, independent of asms in code.
6053 Adjust to now being pased output and input lists. Mention helper
6054 function decl_overlaps_hard_reg_set_p.
6055 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6056 hook_tree_tree_identity and to take three trees, returning third.
6057 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6059 * stmt.c: include hard-reg-set.h before tree.h.
6060 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6061 (decl_conflicts_with_clobbers_p): Call
6062 decl_overlaps_hard_reg_set_p.
6063 (expand_asm_operands): Pass output and input lists in call to
6064 targetm.md_asm_clobbers.
6065 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6066 hook_tree_tree_tree_tree_3rd_identity.
6067 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6069 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6070 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6071 parameters, first two unused.
6072 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6073 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6074 in constraint letters and MOF is not mentioned as a asm-declared
6075 register in neither of the input and output lists.
6077 2005-03-23 DJ Delorie <dj@redhat.com>
6079 * optabs.c (expand_binop): Make sure the first subword's result
6082 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6084 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6085 Call c_common_truthvalue_conversion rather than
6086 lang_hooks.truthvalue_conversion.
6087 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6088 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6090 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6091 c_common_truthvalue_conversion.
6092 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6093 c_parser_conditional_expression, c_parser_binary_expression): Call
6094 c_objc_common_truthvalue_conversion.
6095 * c-typeck.c (build_unary_op): Call
6096 c_objc_common_truthvalue_conversion.
6097 (build_conditional_expr): Do not call
6098 lang_hooks.truthvalue_conversion.
6099 (build_binary_op): Call c_common_truthvalue_conversion.
6100 (c_objc_common_truthvalue_conversion): Moved from
6101 c-objc-common.c. Call default_function_array_conversion instead
6102 of default_conversion.
6104 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6106 * c-common.h (default_conversion): Remove.
6107 (perform_integral_promotions): Add.
6108 * c-tree.h (default_conversion): Add.
6109 * c-typeck.c (perform_integral_promotions): New, split out from
6111 * c-common.c (check_case_value): Use perform_integral_promotions,
6112 not default_conversion.
6113 (c_add_case_label): Don't continue processing case label after
6114 found to be pointer.
6116 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6118 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6119 the prefix list if we have already added a multilib directory
6121 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6124 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6126 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6128 * reload.h: Remove the prototype for indirect_symref_ok.
6130 * reload1.c (indirect_symref_ok): Make it global.
6131 * reload.h: Add a prototype for indirect_symref_ok.
6133 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6135 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6138 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6140 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6142 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6144 * c-opts.c (c_common_parse_file): Only start/end main source file
6145 if debug hooks says the writer wants it.
6146 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6148 (xcoff_debug_hooks): Ditto.
6149 * debug.c (do_nothing_hooks): Ditto.
6150 * debug.h (gcc_debug_hooks): Ditto.
6151 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6152 * sdbout.c (sdb_debug_hooks): Ditto.
6153 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6155 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6157 * doc/extend.texi: Deprecate C++ min/max operators.
6159 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6161 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6162 artificial original candidates.
6164 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6165 Jan Hubicka <jh@suse.cz>
6166 Steven Bosscher <stevenb@suse.de>
6168 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6169 call cost based on argument sizes.
6170 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6172 * params.def: (max-inline-inssn-single): Set to 450.
6173 (max-inline-insns-auto): Set to 90.
6174 (max-inline-insns-recursive): Set to 450
6175 (max-inline-insns-recursive-auto): Set to 450.
6176 (large-function-insns): Set to 2700.
6177 (inline-call-cost): New parameter.
6178 * tree-inline.c (estimate_move_cost): New function.
6179 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6180 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6182 * tree-inline.h (estimate_move_cost): Declare.
6183 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6184 (max-inline-insns-auto): Change default to 90.
6185 (max-inline-insns-recursive): Change default to 450
6186 (max-inline-insns-recursive-auto): Change default to 450.
6187 (large-function-insns): Change default to 2700.
6188 (inline-call-cost): Document new parameter.
6190 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6192 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6193 (TARGET_DEFAULT): Delete.
6194 * config/i860/i860.opt: New file.
6196 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6198 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6199 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6200 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6201 (frv_sched_lookahead): Delete.
6202 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6203 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6204 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
6205 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
6206 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
6207 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
6208 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
6209 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
6210 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
6211 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
6212 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
6213 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
6214 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
6215 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
6216 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
6217 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
6218 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
6219 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
6220 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
6221 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
6222 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
6223 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
6224 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
6225 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6226 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6227 (frv_sched_lookahead): Delete.
6228 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
6229 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6230 (frv_handle_option): New function. Move -mcpu= handling from...
6231 (frv_override_options): ...here. Remove handling of other
6233 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
6234 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
6235 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
6236 and TARGET_NO_MULTI_CE.
6237 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
6238 !TARGET_VLIW_BRANCH.
6239 * config/frv/frv.opt: New file.
6241 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6243 * fold-const.c (fold_ternary): Take decomposed arguments of
6245 (fold): Update a call to fold_ternary.
6247 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
6248 * tree.h: Add corresponding prototypes.
6250 2005-03-22 Jakub Jelinek <jakub@redhat.com>
6253 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
6254 between jump table and its label.
6255 * final.c (shorten_branches): Handle notes in between ADDR_VEC
6256 resp. ADDR_DIFF_VEC and the label preceeding it.
6257 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
6258 is emitted in the right section.
6260 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6262 * fold-const.c (fold_unary, fold_binary): Update comments
6265 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
6267 PR rtl-optimization/20527
6268 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
6269 REG_INC note, test that the register also isn't mentioned in PRED
6272 2005-03-22 Ben Elliston <bje@au.ibm.com>
6274 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
6277 2005-03-21 Mike Stump <mrs@apple.com>
6279 * varasm.c (default_assemble_visibility): Remove extra ().
6281 2005-03-21 Roger Sayle <roger@eyesopen.com>
6284 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
6285 to determine whether a block can be duplicated, rather than test
6286 whether the block contains noncopyable insns ourselves.
6288 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6290 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
6293 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6295 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
6297 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6299 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
6300 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
6301 * config/fr30/fr30.opt: New file.
6303 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
6305 Fix PR tree-optimization/20542
6307 * tree-flow-inline.h (overlap_subvar): Move to here.
6308 * tree-ssa-operands.c: From here.
6309 * tree-flow.h (overlap_subvar): Declare.
6310 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
6311 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
6312 for variables with subvars.
6314 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
6317 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
6318 * modulo-sched.c (const_iteration_count): Return on NULL
6320 (print_node_sched_params): Return on NULL dump_file.
6321 (generate_reg_moves): Handle reg-anti dependencies and disregard
6322 closing branch when generating register moves.
6323 (sms_schedule): Mark the SMSed block dirty.
6324 * passes.c (rest_of_handle_sms): Call update_life_info for all
6326 * testsuite/gcc.dg/20050321-1.c: New test.
6328 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6330 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
6331 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6332 movqi_internal): Likewise.
6334 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6336 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
6337 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
6338 xtensa_b4const): Delete prototypes.
6339 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
6340 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
6341 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
6342 xtensa_extra_constraint): New prototypes.
6343 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6344 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6345 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6346 move_operand, const_float_1_operand, fpmem_offset_operand,
6347 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
6348 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
6349 (xtensa_b4const_or_zero): ...this. Change return type to bool and
6350 argument type to HOST_WIDE_INT.
6351 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
6352 xtensa_mask_immediate): Likewise.
6353 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
6354 Likewise. Also make these functions static.
6355 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
6356 (xtensa_const_ok_for_letter_p): New.
6357 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6358 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6359 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6360 move_operand, const_float_1_operand, fpmem_offset_operand,
6361 branch_operator, ubranch_operator, boolean_operator): Move to
6363 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
6364 (xtensa_mem_offset): Change return type to bool.
6365 (xtensa_extra_constraint): New.
6366 (gen_int_relational): Update type of const_range_p function pointer.
6367 Use xtensa_b4const_or_zero.
6368 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
6369 xtensa_const_ok_for_letter_p. Update comments.
6370 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
6371 (PREDICATE_CODES): Delete.
6372 * config/xtensa/xtensa.md: Include predicates.md.
6373 * config/xtensa/predicates.md: New file.
6375 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6377 * config/v850/v850-protos.h: Remove the prototypes for
6378 reg_or_int9_operand, reg_or_const_operand,
6379 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
6380 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
6381 movsi_source_operand, power_of_two_operand,
6382 not_power_of_two_operand, special_symbolref_operand,
6383 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
6384 register_is_ok_for_epilogue.
6385 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
6386 reg_or_int9_operand, reg_or_const_operand,
6387 call_address_operand, special_symbolref_operand,
6388 movsi_source_operand, power_of_two_operand,
6389 not_power_of_two_operand, register_is_ok_for_epilogue,
6390 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
6391 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
6393 * config/v850/v850.h (PREDICATE_CODES): Remove.
6394 * config/v850/v850.md: Include predicates.md.
6395 * config/v850/predicates.md: New.
6397 2005-03-21 Zack Weinberg <zack@codesourcery.com>
6399 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
6400 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6401 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
6402 (itoolsdir, itoolsdatadir): Move definition above new first use.
6403 (install-itoolsdirs): New rule.
6404 (install-mkheaders): Depend on install-itoolsdirs, not
6405 install-include-dir.
6407 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6409 * tree-into-ssa.c: Remove obsolete comments.
6411 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
6413 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
6414 unrolling if -fpeel-loops is specified, too.
6415 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6416 Remove superfluous check for flag_unroll_loops.
6418 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6420 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6421 (lrint_optab, llrint_optab): Define corresponding macros.
6422 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6423 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6424 pattern and llrint_optab using llrintdi2 patterns.
6425 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6426 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6427 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6428 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6429 flag_unsafe_math_optimizations is set.
6431 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6433 * combine.c (combine_simplify_rtx, simplify_if_then_else,
6434 simplify_logical, if_then_else_cond, known_cond,
6435 simplify_comparison): Adjust calls to reverse_comparison.
6436 Don't use combine_reversed_comparison_code).
6437 (combine_reversed_comparison_code): Remove.
6438 (reversed_comparison): Using reversed_comparison_code, move it...
6439 * jump.c (reversed_comparison): ... here.
6440 * rtl.h (reversed_comparison): Add prototype.
6442 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6444 * builtins.c (fold_builtin): Take decomposed arguments of
6446 * fold-const.c (fold_ternary): Update a call to fold_builtin.
6447 * gimplify.c (gimplify_call_expr): Likewise.
6448 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
6449 * tree.h: Update the prototype of fold_builtin.
6451 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6453 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
6454 * rtlhooks.c (gen_lowpart_no_emit_general): New.
6455 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
6456 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
6457 * simplify-rtx.c (simplify_binary_operation_1): Use it.
6459 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6461 * builtins.c (fold_builtin_1): Take decomposed arguments of
6463 (fold_builtin): Update a call to fold_builtin_1.
6465 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
6468 * gcov.c (output_lines): Only output function block summary when
6469 outputting branch information.
6470 * doc/gcov.texi: Document format of preamble and additional block
6473 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6475 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
6476 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
6477 the defaults false if BITS_PER_UNIT != 8.
6478 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
6479 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
6480 than BITS_PER_UNIT != 8.
6481 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
6482 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6483 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6485 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6486 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6488 2005-03-20 Roger Sayle <roger@eyesopen.com>
6491 * fold-const.c (fold_binary): Fix type mismatch between
6492 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6493 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6494 for non-truth-valued expressions.
6496 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6497 and FUNCTION_DECL in the main switch.
6498 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6499 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6500 we also need to convert their operands to match.
6501 <TRUTH_NOT_EXPR>: Likewise.
6503 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6505 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6506 diagnostic without checking whether an lvalue.
6507 * c-common.h (lvalue_p): Remove.
6508 (enum lvalue_use): Update comment.
6509 (lvalue_or_else): Replace by lvalue_error.
6510 * c-typeck.c (lvalue_p): Make static.
6511 (lvalue_or_else): New. Call lvalue_error.
6513 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6515 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6516 (function_arg_advance): Use rs6000_parm_start.
6517 (function_arg, rs6000_arg_partial_bytes): Likewise.
6519 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6521 * c-common.c (check_case_value): Adjust comment about stripping
6523 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6524 * c-typeck.c (default_conversion, convert_arguments,
6525 build_modify_expr, convert_for_assignment, store_init_value,
6526 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6527 manually. Remove inaccurate comments.
6529 2005-03-20 Roger Sayle <roger@eyesopen.com>
6530 Joseph S. Myers <joseph@codesourcery.com>
6532 * varasm.c (do_assemble_alias): Restore comment describing function.
6533 Annotate the target parameter as potentially unused.
6535 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6538 * config/avr/avr.c (avr_output_function_prologue): Do not use
6539 current_function_name() in a label, use a local label instead.
6541 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6543 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6544 flag_finite_math_only, not flag_unsafe_math_optimizations.
6546 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6548 * builtins.c (fold_builtin_1): Update a call to
6549 targetm.fold_builtin.
6550 * hooks.c (hook_tree_tree_bool_null): Rename to
6551 hook_tree_tree_tree_bool_null. Take one more argument of type
6553 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6554 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
6555 hook_tree_tree_tree_bool_null.
6556 * target.h (gcc_target): Update the prototype of fold_builtin.
6557 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
6558 arguments of CALL_EXPR.
6559 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
6562 2005-03-20 Jan Hubicka <jh@suse.cz>
6564 * cgraph.h (cgraph_node): Add prev_clone pointer.
6565 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
6566 (cgraph_clone_node): Produce doubly linked chain.
6568 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6570 * c-common.c (handle_aligned_attribute, check_function_sentinel,
6571 get_nonnull_operand, handle_sentinel_attribute,
6572 check_function_arguments_recurse): Do not strip NOPS from
6574 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
6576 * c-format.c (get_constant): Likewise.
6577 * c-parser.c (c_parser_postfix_expression): Likewise.
6578 * c-typeck.c (set_init_index): Likewise.
6579 (convert_arguments): Don't check for NOP_EXPR containing integer
6582 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6584 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
6585 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
6586 Take decomposed arguments of CALL_EXPR.
6587 (fold_builtin_1): Update calls to the functions mentioned
6590 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6592 * c-decl.c (check_bitfield_type_and_width): Require bit-field
6593 width to have integer type.
6594 (build_enumerator): Require enumerator value to have integer type.
6596 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6598 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
6601 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6603 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
6604 std=iso9899:199x): Correct descriptions.
6606 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6608 * config.gcc: Consistently use solaris2.1[0-9]* instead of
6611 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
6613 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
6615 (expand_builtin_memcpy, fold_builtin_1): Update calls to
6616 fold_builtin_memcpy.
6618 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6619 arguments of CALL_EXPR.
6620 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6621 fold_builtin_found, fold_builtin_1): Update calls to
6622 fold_trunc_transparent_mathfn.
6624 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6627 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6628 function pointers on targets that require function pointer
6630 (fold_sign_changed_comparison): Likewise.
6632 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6634 * combine.c (try_combine): When changing the mode of a hard reg, make
6635 sure that doing so is valid.
6637 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6639 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6640 (TARGET_HANDLE_OPTION): Override default.
6641 (avr_handle_option): New function.
6642 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6643 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6644 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6645 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6646 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6647 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6648 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6649 (TARGET_OPTIONS): Delete.
6650 * config/avr/avr.opt: New file.
6652 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6654 * config/m32r/m32r-protos.h: Remove the prototypes for
6655 call_address_operand, symbolic_operand, seth_add3_operand,
6656 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6657 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6658 two_insn_const_operand, move_src_operand,
6659 move_double_src_operand, move_dest_operand,
6660 eqne_comparison_operator, signed_comparison_operator,
6661 large_insn_p, conditional_move_operand, carry_compare_operand,
6662 m32r_block_immediate_operand, extend_operand,
6663 reg_or_eq_int16_operand, int8_operand, and
6664 reg_or_zero_operand.
6665 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6666 seth_add3_operand, int8_operand, cmp_int16_operand,
6667 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6668 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6669 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6670 move_double_src_operand, move_dest_operand,
6671 eqne_comparison_operator, signed_comparison_operator,
6672 extend_operand, small_insn_p, large_insn_p,
6673 conditional_move_operand, carry_compare_operand,
6674 m32r_block_immediate_operand): Move to predicates.md.
6675 (MAX_MOVE_BYTES): Move to m32r.h.
6676 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6677 * config/m32r/m32r.md: Include predicates.md.
6678 * config/m32r/predicates.md: New.
6680 2005-03-18 James E Wilson <wilson@specifixinc.com>
6683 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6686 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6688 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6689 call_address_operand, const_8bit_operand.
6690 * config/mn10300/mn10300.c (call_address_operand,
6691 const_8bit_operand, const_1f_operand): Move to predicates.md.
6692 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6693 * config/mn10300/mn10300.md: Include predicates.md.
6694 * config/mn10300/predicates.md: New.
6696 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6698 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6699 declarations in diagnostics and %E for identifiers, not %s.
6701 2005-03-18 Jan Hubicka <jh@suse.cz>
6702 Dale Johannesen <dalej@apple.com>
6704 * basic-block.h (scale_bbs_frequencies_int,
6705 scale_bbs_frequencies_gcov_type): Declare.
6706 * cfg.c (RDIV): New macro.
6707 (update_bb_frequency_for_threading): Fix.
6708 * basic-block.h (scale_bbs_frequencies_int,
6709 scale_bbs_frequencies_gcov_type): New.
6710 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6711 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6712 scale_bbs_frequencies_int.
6713 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6715 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6717 * config/m32r/m32r-protos.h: Remove the prototypes for
6718 call_address_operand, symbolic_operand, seth_add3_operand,
6719 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6720 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6721 two_insn_const_operand, move_src_operand,
6722 move_double_src_operand, move_dest_operand,
6723 eqne_comparison_operator, signed_comparison_operator,
6724 large_insn_p, conditional_move_operand, carry_compare_operand,
6725 m32r_block_immediate_operand, extend_operand,
6726 reg_or_eq_int16_operand, int8_operand, and
6727 reg_or_zero_operand.
6728 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6729 seth_add3_operand, int8_operand, cmp_int16_operand,
6730 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6731 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6732 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6733 move_double_src_operand, move_dest_operand,
6734 eqne_comparison_operator, signed_comparison_operator,
6735 extend_operand, small_insn_p, large_insn_p,
6736 conditional_move_operand, carry_compare_operand,
6737 m32r_block_immediate_operand): Move to predicates.md.
6738 (MAX_MOVE_BYTES): Move to m32r.h.
6739 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6740 * config/m32r/m32r.md: Include predicates.md.
6741 * config/m32r/predicates.md: New.
6743 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6745 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6746 symbolic_operand, symbolic_memory_operand,
6747 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6748 indexed_memory_operand, move_dest_operand, move_src_operand,
6749 prefetch_cc_operand, prefetch_nocc_operand,
6750 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6751 arith_operand, arith11_operand, pre_cint_operand,
6752 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6753 ireg_operand, int5_operand, uint5_operand, int11_operand,
6754 uint32_operand, arith5_operand, and_operand, ior_operand,
6755 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6756 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6757 shadd_operand, movb_comparison_operator,
6758 cmpib_comparison_operator): Move to predicates.md.
6759 (magic_milli, shadd_constant_p): Make it extern.
6760 * config/pa/pa.h (PREDICATE_CODES): Remove.
6761 * config/pa/pa.md: Include predicates.md.
6762 * config/pa/predicates.md: New.
6764 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6767 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6769 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6770 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6771 config/alpha/freebsd.h, config/alpha/linux.h,
6772 config/alpha/netbsd.h, config/alpha/osf5.h,
6773 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6774 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6775 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6776 doc/cppopts.texi: Update copyright.
6778 2005-03-18 Jan Hubicka <jh@suse.cz>
6781 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6783 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6786 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6788 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6791 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6793 * combine.c (gen_binary): Remove.
6794 (known_cond, simplify_shift_const, find_split_point,
6795 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6796 simplify_logical, expand_field_assignment, extract_left_shift,
6797 force_to_mode, if_then_else_cond, apply_distributive_law,
6798 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6799 simplify_comparison, reversed_comparison): Replace with
6800 simplify_gen_binary, simplify_gen_relational or
6801 distribute_and_simplify_rtx.
6802 (distribute_and_simplify_rtx): New function.
6804 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6805 Paolo Bonzini <gcc.gnu.org>
6807 * calls.c (setjmp_call_p, special_function_p): Update comments
6808 at the head of the functions.
6810 2005-03-18 Jan Hubicka <jh@suse.cz>
6812 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6814 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6815 function body should be released; do not proactively release function
6816 bodies in non-unit-at-a-time mode.
6818 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6820 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6821 mno-fp-ret-in-387 multilib variants.
6823 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6825 * common.opt (m): Remove.
6826 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6828 (common_handle_option): Remove OPT_m case.
6830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6832 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6834 (fold_builtin_1): Update a call to fold_builtin_bitop.
6836 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6838 (fold_builtin_1): Update a call to fold_builtin_signbit.
6840 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6842 PR tree-optimization/20474
6843 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6844 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6846 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6848 * config/h8300/h8300-protos.h: Remove prototypes for
6849 general_operand_src, general_operand_dst, single_one_operand,
6850 single_zero_operand, call_insn_operand,
6851 two_insn_adds_subs_operand, small_call_insn_operand,
6852 jump_address_operand, bit_operand, bit_memory_operand,
6853 stack_pointer_operand, const_int_gt_2_operand,
6854 const_int_ge_8_operand, const_int_qi_operand,
6855 const_int_hi_operand, incdec_operand, bit_operator,
6856 nshift_operator, eqne_operator, gtle_operator,
6857 gtuleu_operator, iorxor_operator.
6858 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6859 h8300_ldm_stm_parallel.
6860 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6862 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6863 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6864 (h8300_ldm_stm_parallel): Make it extern.
6865 (h8300_ldm_parallel, h8300_stm_parallel,
6866 h8300_return_parallel, general_operand_src,
6867 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6868 nibble_operand, reg_or_nibble_operand, single_one_operand,
6869 single_zero_operand, call_insn_operand,
6870 two_insn_adds_subs_operand, small_call_insn_operand,
6871 jump_address_operand, bit_operand, bit_memory_operand,
6872 stack_pointer_operand, const_int_gt_2_operand,
6873 const_int_ge_8_operand, const_int_qi_operand,
6874 const_int_hi_operand, incdec_operand, eqne_operator,
6875 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6876 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6877 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6878 nshift_operator): Move to predicates.md.
6879 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6880 * config/h8300/h8300.md: Include predicates.md.
6881 * config/h8300/predicates.md: New.
6883 2005-03-17 Richard Henderson <rth@redhat.com>
6885 * config.gcc (ia64*-*-hpux*): Add extra_options.
6886 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6887 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6888 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6889 (ia64_tls_size_string, ia64_tune_string): Remove.
6890 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6891 (TARGET_DEFAULT_TARGET_FLAGS): New.
6892 (TARGET_HANDLE_OPTION): New.
6893 (ia64_override_options): Move options parsing ...
6894 (ia64_handle_option): ... here. New.
6895 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6896 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6897 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6898 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6899 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6900 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6901 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6902 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6903 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6904 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6905 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6906 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6907 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6908 TARGET_EARLY_STOP_BITS): Remove.
6909 (TARGET_ILP32): Default false.
6910 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6911 (enum ia64_inline_type): New.
6912 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6913 * config/ia64/ia64.md: Update for new definitions of
6914 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6915 * config/ia64/ia64.opt: New file.
6916 * config/ia64/ilp32.opt: New file.
6918 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6921 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6923 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6925 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6926 instead of MASK_H8300S.
6927 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6928 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6929 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6930 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6931 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6932 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6933 TARGET_SWITCHES): Remove.
6934 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6936 * config/h8300/h8300.opt: New.
6938 * config/alpha/alpha.opt, config/arc/arc.opt,
6939 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6942 2005-03-17 Ian Lance Taylor <ian@airs.com>
6946 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6948 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6949 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6950 (TARGET_HANDLE_OPTION): Override default.
6951 (arc_handle_option): New function.
6952 (arc_init): Remove code to set arch_cpu_string.
6953 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6954 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6955 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6956 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6957 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6958 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6959 (arc_rodata_string, TARGET_OPTIONS): Delete.
6960 * config/arc/arc.opt: New file.
6962 2005-03-17 Richard Henderson <rth@redhat.com>
6964 * doc/extend.texi (Weak Pragmas): New section.
6965 (attribute alias): Clarify that target must be in the same
6968 2005-03-17 Richard Henderson <rth@redhat.com>
6970 * config/alpha/alpha.opt: New file.
6971 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6973 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6974 alpha_fprm_string, alpha_fptm_string): Make static.
6975 (alpha_tls_size_string): Remove.
6976 (alpha_handle_option): New.
6977 (override_options): Update for alpha_cpu/alpha_tune split.
6978 (alpha_file_start): Likewise.
6979 (TARGET_DEFAULT_TARGET_FLAGS): New.
6980 (TARGET_HANDLE_OPTION): New.
6981 * config/alpha/alpha.h (alpha_tune): Declare.
6982 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6983 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6984 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6985 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6986 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6987 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6988 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6989 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6990 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6991 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6992 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6993 (TARGET_DEFAULT): Remove MASK_FP.
6994 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6995 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6996 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6997 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6998 alpha_tls_size_string): Remove.
6999 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7000 (attribute tune): Rename from attribute cpu.
7001 * config/alpha/ev4.md: Update to match.
7002 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7003 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7004 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7005 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7006 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7007 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7009 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7011 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7012 and return without creating new state if before_nops_num is nonzero.
7013 * config/ia64/ia64.md (first_insn): New attribute.
7014 (alloc): Set it to yes.
7016 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7018 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7019 STMT_VINFO_SUBVARS to NULL.
7020 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7022 2005-03-16 Dale Johannesen <dalej@apple.com>
7024 * rtlanal.c (find_first_parameter_load): Rewrite to
7025 return actual first param load or the call if none,
7026 instead of first in block, when not all loads exist.
7028 2005-03-16 Roger Sayle <roger@eyesopen.com>
7030 * optabs.c (expand_copysign_absneg): Make static.
7031 * optabs.h (expand_copysign_absneg): Delete prototype.
7032 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7034 2005-03-16 Richard Henderson <rth@redhat.com>
7037 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7038 (alias_pairs): Rename from output_defs.
7039 (find_decl_and_mark_needed): Split out from assemble_alias.
7040 (do_assemble_alias): New.
7041 (assemble_output_def): Remove.
7042 (finish_aliases_1, finish_aliases_2): New.
7043 (process_pending_assemble_output_defs): Remove.
7044 (assemble_alias): Defer aliases for which we don't yet have a
7045 non-external decl for the target symbol.
7046 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7047 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7048 * toplev.c (compile_file): Use finish_aliases_2 instead of
7049 process_pending_assemble_output_defs.
7050 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7051 (process_pending_assemble_output_defs): Remove.
7053 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7055 Fix PR tree-optimization/20489
7057 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7058 for empty structures.
7060 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7062 Fix PR tree-optimization/20490
7064 * tree-ssa-pre.c (create_expression_by_pieces): Use
7065 force_gimple_operand on result of fold.
7067 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7069 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7070 of closing parenthesis.
7072 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7074 * builtins.c (expand_movstr): Update a call to
7075 fold_builtin_strcpy.
7076 (expand_builtin_strncpy): Update a call to
7077 fold_builtin_strncpy.
7078 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7079 arguments of CALL_EXPR.
7080 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7081 fold_builtin_strncpy.
7082 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7083 * tree.h: Update the prototypes of fold_builtin_strcpy and
7084 fold_builtin_strncpy.
7086 2005-03-16 Steven Bosscher <stevenb@suse.de>
7087 Dorit Naishlos <dorit@il.ibm.com>
7089 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7090 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7093 2005-03-16 Steven Bosscher <stevenb@suse.de>
7095 * tree-inline.c (walk_type_fields, walk_tree,
7096 walk_tree_without_duplicates): Move from here...
7097 * tree.c: ...to here.
7099 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7101 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7102 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7103 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7104 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7105 (version): Define using $(BASEVER_c).
7106 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7108 (version.o): Depend on version files; add custom generation command.
7109 (prefix.o): Define BASEVER on command line.
7110 (s-iov): Depend on version files; adjust command.
7111 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7113 (gcc-vers.texi): New rule.
7114 (doc/%.info, doc/%.dvi): Add -I . to command line.
7115 (doc/gccinstall.dvi): Likewise.
7116 (PACKAGE): Delete. All uses replaced with "gcc".
7117 * aclocal.m4: Do not include gcc-version.m4.
7118 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7119 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7120 Set is_release based on contents of DEV-PHASE.
7121 Set gcc_version based on contents of BASE-VER.
7122 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7123 * config.in, configure: Regenerate.
7124 * gccbug.in: Determine version of GCC in use at runtime.
7125 * gcov-iov.c: Get version number and development phase from
7126 command line, not by including version.c.
7127 * intl.c: Replace all uses of PACKAGE with "gcc".
7128 * libada-mk.in: Delete unused "gcc_version" variable.
7129 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7130 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7131 commentary to match.
7132 (version_string): Put together from pieces.
7133 * config/alpha/x-vms: Do not use $(gcc_version).
7134 * config/i386/t-nwld: Likewise.
7135 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7136 version-GCC and DEVELOPMENT.
7138 2005-03-15 Roger Sayle <roger@eyesopen.com>
7140 PR tree-optimization/17454
7141 * tree.c (tree_size): Add case for TREE_BINFO.
7142 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7143 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7145 2005-03-15 Roger Sayle <roger@eyesopen.com>
7147 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7148 op1 whilst expanding the signed widenening multiply variant.
7150 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7152 * toplev.c (display_target_options): Avoid unused variable warning if
7153 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7154 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7155 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7156 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7157 (mips_isa_info): New variable.
7158 (mips_parse_cpu): Remove the first argument and leave the caller
7160 (TARGET_HANDLE_OPTION): Override default.
7161 (mips_handle_option): New function. Move option validation code from...
7162 (override_options): ...here. Update calls to mips_parse_cpu.
7163 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7164 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7165 (SUBTARGET_TARGET_OPTIONS): Delete.
7166 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7167 (mno-flush-func, mtune=): New options.
7169 2005-03-15 Roger Sayle <roger@eyesopen.com>
7170 Richard Henderson <rth@redhat.com>
7172 * real.c (c4x_single_format, c4x_extended_format): Provide values
7173 for signbit_ro for c4x's single and extended floating point formats.
7174 * optabs.c (expand_copysign): Use the floating point format's
7175 signbit_ro for expanding via expand_copysign_absneg, and it's
7176 signbit_rw field for expanding via expand_copysign_bit.
7178 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7180 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7181 known_alignment_for_access_p.
7182 (known_alignment_for_access_p): New.
7183 (do_peeling_for_alignment): Field made int instead of bool and renamed
7184 to peeling_for_alignment.
7185 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7186 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7187 functionality used to be in vect_analyze_operations.
7188 (vect_analyze_operations): Code to determine vectorization factor was
7189 moved to vect_determine_vectorization_factor.
7190 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7191 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7193 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7194 be part of vect_analyze_operations).
7195 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7196 creating the guard condition, as the number of iterations may be
7198 (slpeel_tree_peel_loop_to_edge): Use new name of
7199 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7200 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7201 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7202 (vect_do_peeling_for_alignment): Use fold.
7203 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
7205 (vect_update_inits_of_dr): Renamed to
7206 vect_update_init_of_dr.
7207 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
7208 (vectorizable_store): Fix assertion to use == instead of =.
7210 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
7212 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
7213 call_used_regs for wCG registers.
7215 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
7217 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7218 for non-offsettable memory references to cope with outstanding reload
7219 replacements, take 2.
7221 2005-03-15 Uros Bizjak <uros@kss-loka.si>
7224 * config/i386/i386.h (x86_fisttp): New.
7225 (TARGET_FISTTP): New macro.
7226 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
7227 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
7228 instruction when fisttp flag is set.
7229 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
7231 * config/i386/i386.md (type attribute): Add fisttp.
7232 (unit attribute): Set to i387 for fisttp type.
7233 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
7234 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
7236 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
7237 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
7239 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
7240 patterns for TARGET_FISTTP. Enable patterns for
7241 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
7242 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
7243 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
7244 implement fisttp x87 insn.
7245 (fix_trunc*_i387_fisttp splitters): New patterns.
7246 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
7247 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
7248 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
7250 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
7251 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
7252 Implement using mode macros. Disable patterns for TARGET_FISTTP.
7253 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
7254 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
7255 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
7256 Disable patterns for TARGET_FISTTP.
7257 (fix_trunc*_i387 splitters): Implement usign mode macros.
7258 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
7259 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
7260 (fix_trunx*_sse peephole2s): Implement using mode macros.
7262 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
7264 PR rtl-optimization/20291
7265 * combine.c (try_combine): If splitting fails, re-try with
7266 original combined pattern, i.e. before clobber stripping.
7268 2005-03-14 Eric Christopher <echristo@redhat.com>
7270 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
7271 STACK_GROWS_DOWNWARD.
7273 2005-03-14 Roger Sayle <roger@eyesopen.com>
7275 * real.h (struct real_format): Split the signbit field into two
7276 two fields, signbit_ro and signbit_rw.
7277 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
7278 mips_double_format, ieee_extended_motorola_format,
7279 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
7280 ieee_extended_intel_128_format, ibm_extended_format,
7281 mips_extended_format, ieee_quad_format, mips_quad_format,
7282 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
7283 i370_double_format, c4x_single_format, c4x_extended_format,
7284 real_internal_format): Update initializers for new field.
7285 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
7286 real_format structure.
7287 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
7288 field of the real_format structure.
7290 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
7292 Fix PR tree-optimization/20458
7294 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
7295 DECL_EXTERNAL on STRUCT_FIELD tags.
7296 (clear_call_clobbered): Ditto.
7297 * tree-ssa-operands.c (note_addressable): Make sure the original
7298 variable doesn't slip into the addressable list if we have
7300 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
7303 2005-03-14 Geoffrey Keating <geoffk@apple.com>
7305 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
7306 (-fwide-exec-charset): Likewise.
7307 (-finput-charset): Likewise.
7308 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
7309 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
7310 * c.opt (Wnormalized): New.
7312 2005-03-14 Devang Patel <dpatel@apple.com>
7314 * doc/invoke.texi: Add reference to Visibility document.
7316 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7318 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
7319 MASK_SPLIT_ADDRESSES.
7320 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
7321 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7322 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
7323 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
7324 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
7325 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
7326 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
7327 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
7328 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
7329 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
7330 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
7331 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
7332 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
7333 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
7334 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
7335 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
7336 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
7337 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
7338 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
7339 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
7340 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
7341 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
7342 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
7343 (TARGET_EXPLICIT_RELOCS): Delete.
7344 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
7345 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
7346 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7347 (override_options): Set MASK_LONG64 if -mint64 is given and no
7348 -mlongXX option is. Complain about -mint64 -mlong32.
7349 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
7350 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
7351 * config/mips/mips.opt: New file.
7353 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7355 * config.gcc (extra_options): New variable for listing option files.
7356 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
7357 * configure.ac (extra_opt_files): New AC_SUBST variable.
7358 (tm_file_list, tm_include_list): Include options.h first.
7359 * configure: Regenerate.
7360 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
7361 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
7362 (s-options-h): New rule.
7363 (options.h): Depend on it.
7364 (TEXI_GCCINT_FILES): Add options.texi.
7365 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
7366 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
7367 * target.h (gcc_target): Add default_target_flags and handle_option.
7368 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
7369 (TARGET_HANDLE_OPTION): New macros.
7370 (TARGET_INITIALIZER): Include them.
7371 * opt-functions.awk (opt_args, nth_arg): New functions.
7372 (switch_flags): Handle the "Target" flag.
7374 (var_name): Use opt_args and nth_arg.
7375 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
7376 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
7377 macros for the "Mask" and "InverseMask" options.
7378 * opts.h (cl_var_cond): New enum.
7379 (cl_option): Replace the "has_set_value" and "set_value" fields with
7380 "var_cond" and "var_value".
7381 (CL_TARGET): New macro.
7382 (option_enabled, print_filtered_help): Declare.
7383 (decode_options): Move definition.
7384 * opts.c (handle_option): Search for the original option before
7385 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
7386 var_cond and var_value fields. Use targetm.handle_option to handle
7388 (decode_options): Set target_flags to targetm.default_target_flags.
7389 (print_filtered_help): Make global. Handle CL_TARGET.
7390 (option_enabled): New function.
7391 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
7392 (display_target_options, set_target_switch, print_switch_values)
7393 (default_pch_valid_p): Guard uses of target_switches with
7394 #ifdef TARGET_SWITCHES. Also...
7395 (display_target_options): Display the CL_TARGET entries in cl_options.
7396 (set_target_option): Don't complain about the "" option when
7397 TARGET_SWITCHES is undefined.
7398 (print_switch_values): Use option_enabled.
7399 (default_pch_valid_p): Check cl_options[] when looking for something
7400 that has changed the value of target_flags.
7401 * c.opt: Remove documentation from top of file.
7402 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
7403 * doc/sourecebuild.texi: Refer to the new options documentation
7404 instead of c.opt. Document machine-specific .opt files.
7405 * doc/tm.texi (target_flags): Say that this variable is declared
7407 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
7408 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
7410 * doc/options.texi: New file.
7412 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7415 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7418 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7421 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7422 temporary variable of pointer type if an lvalues is required.
7423 (gimplify_modify_expr_rhs): Request an rvalue from it.
7424 (gimplify_expr): Pass fallback on.
7426 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7428 * cfgbuild.c: Update comments.
7430 2005-03-14 Roger Sayle <roger@eyesopen.com>
7432 PR rtl-optimization/17236
7433 * optabs.c (expand_doubleword_mult): New helper function split out
7434 from expand_binop. Permute the order in which instructions are
7435 emitted to minimize the number of simultaneously live registers.
7436 (expand_binop): Call expand_doubleword_mult to synthesize a double
7437 word multiplication.
7439 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7441 * basic-block.h: Update the prototypes of cached_make_edge and
7443 * cfg.c (cached_make_edge): Take edge_cache representing one
7444 row of the adjacency matrix of edges.
7445 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
7446 (make_edges): Initialize edge_cache to represent one row of
7447 the adjacency matrix of edges.
7449 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7451 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
7453 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
7454 Remove unused removed_phis variable.
7455 (conditional_replacement): Use build1/build2.
7456 (abs_replacement): Use last_and_only_stmt and build1/build2.
7458 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7460 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
7461 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
7462 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
7463 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
7464 * c-common.c (handle_novops_attribute): New function.
7465 (c_common_attribute_table): Add "no vops" entry.
7466 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
7467 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
7468 * tree-ssa-operands.c (get_call_expr_operands): Do not
7469 create virtual operands for calls with ECF_NOVOPS flag.
7470 * tree.h (DECL_IS_NOVOPS): New macro.
7471 (struct tree_decl): Add novops_flag.
7472 (ECF_NOVOPS): New constant.
7474 2005-03-14 Uros Bizjak <uros@kss-loka.si>
7477 * config/i386/i386.c (x86_use_himode_fiop): New.
7478 (x86_use_simode_fiop): Rename from x86_use_fiop.
7479 * config/i386/i386.h (x86_use_himode_fiop): Declare.
7480 (TARGET_USE_HIMODE_FIOP): New.
7481 (x86_use_simode_fiop): Rename from x86_use_fiop.
7482 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7484 * config/i386/i386.md (X87MODEI12): New mode macro define.
7485 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7486 to implement x87 FP compare with HImode input operands.
7487 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7488 Use X87MODEI12 mode macro to handle HImode input operands.
7489 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7490 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7491 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7492 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7493 macro to implement x87 operators with HImode input operands.
7494 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7497 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7499 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7501 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7502 constants invariant.
7504 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7506 * basic-block.h (BB_VISITED): Removed.
7507 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7509 2005-03-14 Falk Hueffner <falk@debian.org>
7512 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7514 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7516 * ggc-zone.c: Fix comment typos.
7518 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7519 stringpool.c, config/mips/mips-protos.h: Update copyright.
7521 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7523 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7524 throughout with its typedef, "rtx".
7525 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7526 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7527 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7528 regs in comment to match code.
7530 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7532 * except.c (check_handled): Make it static.
7533 * except.h: Remove the corresponding prototype.
7535 * function.c (get_func_frame_size): Make it static.
7536 * function.h: Remove the corresponding type.
7538 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7540 * hard-reg-set.h: Remove the corresponding declarations.
7542 * tree-cfg.c (verify_stmts): Check that
7543 bb_for_stmt (stmt) == bb for every PHI node and statement.
7545 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7547 * config.gcc: Remove excess indentation.
7548 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7550 2005-03-13 Roger Sayle <roger@eyesopen.com>
7553 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7554 * fold-const.c (fold_sign_changed_comparison): Likewise.
7555 (fold_binary): Optimize comparisons against widened operands if
7556 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
7558 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7560 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
7561 (sparc_override_options): Initialize it.
7562 (sparc_struct_value_rtx): Set it on the MEM to be returned.
7564 2005-03-13 David Edelsohn <edelsohn@gnu.org>
7566 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
7567 (reg_or_none500mem_operand): New predicate.
7568 (zero_reg_mem_operand): New predicate.
7569 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
7570 to reg_or_none500mem_operand.
7571 (extendsfdf2_fpr): Add MEM alternative.
7572 (extenddftf2_internal): Change operand2 predicate to
7573 zero_reg_mem_operand.
7575 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7577 * ggc-zone.c: Rewritten.
7579 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
7581 * configure.ac: Define GGC_ZONE for --with-gc=zone.
7582 * config.in: Regenerated.
7583 * configure: Regenerated.
7584 * gengtype.c (write_types_process_field, write_func_for_structure):
7585 Pass new argument to gt_pch_note_object.
7586 * ggc-common.c (struct ptr_data): Add TYPE.
7587 (gt_pch_note_object): Take TYPE argument and save it.
7588 (call_count): Update call to ggc_pch_count_object.
7589 (call_alloc): Update call to ggc_pch_alloc_object.
7590 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
7592 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
7593 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
7594 (ggc_alloc_zone_stat): Delete.
7595 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
7596 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
7597 (ggc_pch_alloc_object): Update prototypes.
7598 (garbage_zone): Delete.
7599 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
7600 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
7602 (tree_id_zone): New variable.
7603 (ggc_alloc_cleared_zone): Remove unused.
7604 (ggc_alloc_zone): Define.
7605 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
7606 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
7607 ggc_alloc_zone_stat.
7608 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
7609 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
7610 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
7611 (make_node_stat): Likewise. Use tree_id_zone.
7613 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7614 Joseph S. Myers <joseph@codesourcery.com>
7616 * configure.ac: Check for MIPS TLS.
7617 * configure: Regenerated.
7618 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7619 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7620 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7621 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7622 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7623 (mips_classify_symbol, mips_symbolic_constant_p)
7624 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7625 (mips_tls_operand_p, mips_call_tls_get_addr)
7626 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7627 (mips_tls_symbol_ref_1): New functions.
7628 (mips_legitimize_address, mips_legitimize_const_move): Call
7629 mips_legitimize_tls_address.
7630 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7632 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7633 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7634 (mips_char_to_class): Document V1_REG.
7635 (HAVE_AS_TLS): Provide default.
7636 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7638 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7640 (tls_get_tp_<mode>): New instruction.
7642 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7644 * configure.ac: Update checks for target tools.
7645 * configure: Regenerated.
7647 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7649 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7651 2005-03-13 Roger Sayle <roger@eyesopen.com>
7653 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7654 more classes of DImode multiplication by constant. Allow both
7655 multiplication by small negative constants (by performing a
7656 multiplication by a positive constant and negating the result) and
7657 multiplications by large powers of two, by using a left shift.
7659 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7661 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7662 of basic blocks into work_stack.
7664 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7665 config/mips/vr.h: Update copyright.
7667 * c-decl.c (c_init_decl_processing): Remove useless calls to
7668 build_function_type.
7670 * builtins.c (fold_trunc_transparent_mathfn,
7671 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7672 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7673 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7674 fold_builtin_strcpy, fold_builtin_strncpy,
7675 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7678 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7681 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7682 variable determinant.
7684 * tree-cfg.c (group_case_labels): Remove local variable type.
7686 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7689 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7692 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7695 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7696 (*movmemqi_insn): Delete.
7697 (*movmemhi): Delete.
7699 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7701 * builtins.c (fold_builtin_classify): Take decomposed
7702 arguments of CALL_EXPR.
7703 (fold_builtin_1): Update a call to fold_builtin_classify.
7705 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7708 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7709 through into call to parser_xref_tag after parse error.
7710 (c_parser_struct_declaration): Consistently return NULL_TREE on
7713 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7715 * tree-flow-inline.h (ref_contains_array_ref): New function.
7716 (lookup_subvars_for_var): Ditto.
7717 (get_subvars_for_var): Ditto.
7718 (var_can_have_subvars): Ditto.
7720 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7721 (struct subvar): New type.
7723 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7725 * tree-optimize.c (init_tree_optimization_passes): Call
7726 pass_create_structure_vars.
7728 * tree-ssa-alias.c: Include vec.h.
7729 (init_alias_info): Don't auto-clear call clobbered on struct-field
7731 (compute_flow_insensitive_aliasing): Handle subvars.
7732 (group_aliases): Handle STRUCT_FIELD aliases.
7733 (setup_pointers_and_addressables): Ditto.
7734 Don't mark variables non-addressable if they still have
7735 addressable subvars.
7736 Also mark subvars addressable when the real variable is marked
7738 (add_pointed_to_var): Try to prune the pointed-to set by only
7739 pointing to subvars when possible.
7740 Otherwise, make sure we set addresses_needed and pt_vars to
7741 properly include subvars.
7742 (bitpos_of_field): New function.
7743 (push_fields_onto_fieldstack): Ditto.
7744 (get_or_create_used_part_for): Ditto.
7745 (create_overlap_variables_for): Ditto.
7746 (find_used_portions): Ditto.
7747 (create_structure_vars): Ditto.
7748 (pass_create_structure_vars): New structure.
7750 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7751 (get_expr_operands): Handle subvars. Also try to turn
7752 COMPONENT_REF accesses into must-defs now that we can accurately
7754 (note_addressable): Try to only mark as addressable those subvars
7755 we know a COMPONENT_REF touches.
7756 (overlap_subvar): New function.
7758 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7759 Handle subvar storing.
7760 (vect_address_analysis): Update caller of vect_object_analysis.
7762 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7764 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7765 (STMT_VINFO_SUBVARS): New macro.
7767 * common.opts: add flag_tree_salias.
7769 * opts.c (decode_options): flag_tree_salias defaults to on.
7771 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7773 * doc/tree-ssa.texi: Document structural alias analysis.
7775 2005-03-12 Steven Bosscher <stevenb@suse.de>
7777 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7778 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7779 * tree-ssa-operands.c (get_expr_operands): Likewise.
7780 (get_expr_operands): Likewise for ERROR_MARK.
7782 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7784 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7787 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7790 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7791 (mark_operand_necessary): Remove local variable ver.
7793 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7794 variable prefix_len.
7796 * value-prof.c (mod_subtract_transform): Remove local variable
7799 * builtins.c (fold_builtin_exponent): Take decomposed
7800 arguments of CALL_EXPR.
7801 (fold_builtin_1): Update a call to fold_builtin_exponent.
7803 * builtins.c (fold_builtin_logarithm): Take decomposed
7804 arguments of CALL_EXPR.
7805 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7807 * c-decl.c (c_init_decl_processing): Remove local variables
7808 ptr_ftype_void and ptr_ftype_ptr.
7810 * gimplify.c (gimplify_expr): Remove local variables r0 and
7813 * reg-stack.c (move_for_stack_reg): Remove local variable
7815 (compare_for_stack_reg): Remove local variable flags_user.
7816 (convert_regs_1): Remove local variable deleted.
7818 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7820 (combine_blocks): Remove local variables exits and new_e.
7822 * tree-inline.c (expand_call_inline): Remove local variable
7825 * tree-ssa-live.c (create_ssa_var_map,
7826 calculate_live_on_entry): Remove local variable snn.
7828 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7830 * c-lex.c (c_lex_with_flags): Add parameter to call to
7833 2005-03-11 Per Bothner <per@bothner.com>
7835 * c-tree.h (struct c_declarator): New id_loc field.
7836 * c-pragma.h (c_lex_with_flags): Take position reference.
7837 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7838 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7839 (c_lex): Pass dummy location to c_lex_with_flags.
7840 * c-parser.c (c_lex_one_token): Set c_token's location using
7841 c_lex_with_flags, instead of input_location, which might be "ahead".
7842 (c_parser_direct_declarator): Set declarator's id_loc from
7844 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7845 declarator's id_loc, rather than probably-imprecise input_location.
7846 (build_id_declarator): Initialize c_declarator's id_loc field.
7848 2005-03-11 Roger Sayle <roger@eyesopen.com>
7851 * builtins.c (expand_builtin_signbit): Force the signbit's word
7852 into an integer register to avoid SUBREGs of floating point modes.
7854 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7856 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7857 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7858 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7859 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7861 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7863 PR rtl-optimization/20306
7864 * expr.c (emit_move_complex): Set try_int false if mode is
7865 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7866 emit_block_move if try_int is true.
7868 2005-03-11 Richard Henderson <rth@redhat.com>
7871 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7872 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7875 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7877 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7878 (TARGET_FIX_VR4130): New macro.
7879 (TARGET_OPTIONS): Add -mfix-vr4130.
7880 (ISA_HAS_MACCHI): New macro.
7881 (ASM_SPEC): Add -mfix-vr4130.
7882 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7883 (override_options): Handle mips_fix_vr4130_string.
7884 (mips_avoid_hazards): Clear all_noreorder_p
7885 if we're working around VR4130 errata and the macc alternatives
7887 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7888 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7889 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7890 (MULTILIB_DEFAULTS): Remove leading "march=".
7891 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7892 if no architecture option is given.
7893 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7895 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7896 * doc/invoke.texi: Document -mfix-vr4130.
7898 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7900 * config/mips/mips.c (override_options): Only warn about -mint64
7901 deprecation if TARGET_INT64.
7903 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7905 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7906 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7907 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7908 are non-specific regarding the nonnull parameter positions.
7909 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7910 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7911 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7912 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7914 * builtins.def: Use the non-specific "nonnull" attibute lists.
7916 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7918 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7919 single_pred_edge, single_succ, single_pred): Improve comments.
7921 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7923 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7924 single_pred_edge, single_succ, single_pred): New inline functions.
7925 * bb-reorder.c (rotate_loop, find_traces_1_round,
7926 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7927 duplicate_computed_gotos): Use the single_succ/pred functions.
7928 * cfganal.c (forwarder_block_p): Ditto.
7929 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7930 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7931 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7932 merge_seq_blocks): Ditto.
7933 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7934 * cfglayout.c (fixup_reorder_chain): Ditto.
7935 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7936 canonicalize_loop_headers, verify_loop_structure): Ditto.
7937 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7938 mfb_update_loops, create_preheader, force_single_succ_latches,
7939 create_loop_notes): Ditto.
7940 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7941 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7942 commit_one_edge_insertion, purge_dead_edges,
7943 cfg_layout_can_merge_blocks_p): Ditto.
7944 * except.c (sjlj_emit_function_enter): Ditto.
7945 * flow.c (init_propagate_block_info): Ditto.
7946 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7947 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7948 insert_insn_end_bb): Ditto.
7949 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7950 find_if_case_2): Ditto.
7951 * lambda-code.c (perfect_nestify): Ditto.
7952 * lcm.c (optimize_mode_switching): Ditto.
7953 * loop-doloop.c (doloop_modify): Ditto.
7954 * loop-init.c (loop_optimizer_init): Ditto.
7955 * loop-iv.c (simplify_using_initial_values): Ditto.
7956 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7957 * loop-unswitch.c (unswitch_loop): Ditto.
7958 * modulo-sched.c (generate_prolog_epilog): Ditto.
7959 * predict.c (combine_predictions_for_insn, estimate_probability,
7960 tree_estimate_probability, last_basic_block_p,
7961 estimate_bb_frequencies): Ditto.
7962 * profile.c (branch_prob): Ditto.
7963 * regrename.c (copyprop_hardreg_forward): Ditto.
7964 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7965 * tracer.c (layout_superblocks): Ditto.
7966 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7967 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7968 cleanup_control_expr_graph, disband_implicit_edges,
7969 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7970 tree_verify_flow_info, tree_make_forwarder_block,
7971 tree_forwarder_block_p, remove_forwarder_block,
7972 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7973 * tree-if-conv.c (tree_if_conversion): Ditto.
7974 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7975 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7976 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7977 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7978 copy_loop_headers): Ditto.
7979 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7980 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7981 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7982 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7983 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7984 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7985 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7986 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7987 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7988 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7989 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7990 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7991 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7992 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7993 slpeel_add_loop_guard): Ditto.
7995 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7997 PR tree-optimization/15784
7998 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8001 * stmt.c (expand_case): Don't change index_type. Convert minval
8004 PR tree-optimization/20130
8005 * fold-const.c (fold): Fold x * -1 into -x.
8007 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8009 PR rtl-optimization/20331
8010 * rtlanal.c (modified_between_p): Check its address first for MEM.
8011 (modified_in_p): Likewise.
8013 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8015 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8017 2005-03-10 Steven Bosscher <stevenb@suse.de>
8019 * expr.c (expand_expr_real_1): If possible, use a conditional
8020 move for expanding MIN_EXPR and MAX_EXPR.
8021 Use temp for moving around rtx-en.
8023 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8026 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8029 2005-03-10 Roger Sayle <roger@eyesopen.com>
8031 * builtins.c (expand_builtin_signbit): Extend to handle floating
8032 point modes wider than the largest integer type, using the
8033 operand_subword_force function to obtain the signbit's word.
8035 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8038 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8039 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8041 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8043 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8045 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8047 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8049 (perform_edge_inserts): Unconditionally call
8050 free_dominator_info.
8052 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8054 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8056 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8058 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8060 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8062 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8064 (rtl_register_value_prof_hooks,
8065 tree_value_profile_transformations,
8066 tree_register_value_prof_hooks): Likewise.
8067 * var-tracking.c (stack_adjust_offset_pre_post,
8068 variable_htab_free, variable_union, dataflow_set_different_2,
8069 count_uses, variable_was_changed, set_frame_base_location,
8070 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8071 vt_add_function_parameters): Likewise.
8072 * varasm.c (named_section_real, named_section, make_decl_rtl,
8073 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8074 const_hash_1, compare_constant, copy_constant, force_const_mem,
8075 output_constant_pool_2, output_constant_pool_1, output_constant,
8076 output_constructor, make_decl_one_only, decl_tls_model,
8077 default_no_named_section, default_elf_select_section_1,
8078 default_unique_section_1): Likewise.
8079 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8080 * vmsdbgout.c (addr_const_to_string): Likewise.
8083 * function.c (struct assign_parm_data_one): Remove last_named
8085 (assign_parm_find_data_types): Don't determine last_named.
8086 Reorder named_parm determination.
8087 (assign_parms): Only setup varargs on the last non-varadic
8090 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8092 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8093 sda base address on medium model.
8095 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8097 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8098 * cfgloop.c (flow_loop_nodes_find): Export.
8099 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8101 * cfgloopmanip.c (fix_loop_structure): New function.
8102 * predict.c (predict_loops): Clean up the loops information.
8103 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8104 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8106 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8107 (rewrite_into_loop_closed_ssa): Declaration changed.
8108 * tree-loop-linear.c (linear_transform_loops): Add argument to
8109 rewrite_into_loop_closed_ssa call.
8110 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8111 * tree-ssa-loop-im.c (move_computations): Ditto.
8112 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8113 * tree-vectorizer.c (vectorize_loops): Ditto.
8114 * tree-optimize.c: Include cfgloop.h.
8115 (execute_todo): Choose whether to call cleanup_tree_cfg or
8116 cleanup_tree_cfg_loop.
8117 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8118 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8119 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8120 cleanup_tree_cfg_loop call.
8121 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8122 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8123 work on part of cfg.
8125 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8128 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8129 with multiple alternatives.
8131 * stmt.c (parse_output_constraint): Fix a typo.
8133 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8135 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8136 assembly directive instead of deprecated "no-generics".
8138 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8140 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8141 for non-offsettable memory references to cope with outstanding reload
8143 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8144 avoid losing outstanding address reloads.
8145 ("reload_outdi", "reload_outdf"): Likewise.
8147 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8149 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8150 code. Add more cbrt transformations.
8152 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8156 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8158 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8159 NULL_TREE when a given tree is not simplified.
8160 (fold): Return the original tree when any of the functions
8161 mentioned above NULL_TREE.
8163 * fold-const.c (fold_unary, fold_binary): Take decomposed
8164 arguments, code, type, op0, and op1 in case of fold_binary.
8165 (fold): Update calls to fold_unary and fold_binary.
8167 2005-03-09 Roger Sayle <roger@eyesopen.com>
8169 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8170 a fndecl and an arglist instead of a CALL_EXPR, exp.
8172 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8174 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8176 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8178 * expr.c (expand_assignment): Remove orig_to_rtx.
8180 * fold-const.c (int_const_binop): Remove no_overflow.
8182 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8184 * loop-iv.c (get_biv_step_1): Remove lhs.
8186 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8188 * real.c (real_nan): Remove neg.
8190 * function.c (thread_prologue_and_epilogue_insns): Remove i
8193 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8196 * tree-eh.c (tree_could_trap_p): Remove idx.
8198 * tree-into-ssa.c (ann): Remove ann.
8200 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8202 * tree-sra.c (decide_block_copy): Remove inst_count.
8204 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
8206 * tree-ssa-loop-im.c (lhs): Remove.
8208 * cfgbuild.c (state, STATE, SET_STATE,
8209 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
8211 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
8212 (find_basic_blocks): Set the state of each basic block to
8215 2005-03-08 Jeff Law <law@redhat.com>
8217 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8218 goto results in the removal of edges in the CFG, then we need
8219 to recompute dominators.
8221 2005-03-09 Ben Elliston <bje@au.ibm.com>
8223 * c-common.c (c_do_switch_warnings): Comment fix.
8225 2005-03-08 Julian Brown <julian@codesourcery.com>
8227 * Patch from 2005-03-08 reverted for causing regressions and
8228 ppc-darwin bootstrap failure.
8230 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8232 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
8233 Define the real function for ppc-darwin.
8234 * c-typeck.c (convert_arguments): Check for target-specific
8235 invalid argument call to unprototyped function.
8236 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8238 * target.h (invalid_arg_for_unprototyped_fn): New field
8240 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
8241 default target hook.
8242 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
8245 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8247 * c-typeck.c (constructor_stack, constructor_range_stack,
8248 initializer_stack): Make them static.
8250 * cfg.c (rbi_pool): Make it static.
8252 * gimple-low.c (lower_stmt_body): Make it static.
8253 * tree-flow.h: Remove the corresponding prototype. Don't
8256 * sched-deps.c (cache_size): Make it static.
8258 * stor-layout.c (lang_adjust_rli): Make it static.
8260 2005-03-08 Julian Brown <julian@codesourcery.com>
8262 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8263 from being used for symbols with vague linkage when
8264 HAVE_GAS_COMDAT_GROUP is true.
8266 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
8268 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
8269 nlabel == JUMP_LABEL (jump).
8271 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8273 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
8274 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
8275 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
8276 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
8278 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
8281 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
8282 * c-common.c (handle_returns_twice): New function.
8283 (c_common_attribute_table): Declare eturns_twice' attribute.
8284 * doc/extend.texi: Document eturns_twice' attribute.
8285 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
8286 (struct tree_decl): Add returns_twice_flag.
8288 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8290 * tree-ssa-phiopt.c: Fix a comment typo.
8292 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
8293 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
8294 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
8297 2005-03-08 Richard Henderson <rth@redhat.com>
8299 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8300 builtin codes with ctzdi2, clzdi2, popcountdi2.
8301 (struct alpha_builtin_def): Add is_const.
8302 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
8303 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
8304 (alpha_init_builtins): Init them. Set nothrow and const attributes
8306 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
8307 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
8308 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
8309 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
8310 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
8311 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
8312 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
8313 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
8314 (TARGET_FOLD_BUILTIN): New.
8315 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
8316 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
8318 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
8320 2005-03-08 Ira Rosen <irar@il.ibm.com>
8322 PR tree-optimization/20122
8323 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
8324 condition of access function instead of base.
8326 2005-03-07 Jeff Law <law@redhat.com>
8327 Steven Bosscher <stevenb@suse.de>
8329 * tree-cfg.c (find_taken_edge_computed_goto): New function.
8330 (find_taken_edge): Call find_taken_edge_computed_goto as
8331 appropriate. Allow any gimple invariant rather than just
8332 INTEGER_CST for VAL.
8333 (cleanup_control_flow): Cleanup a computed goto which has turned
8335 (tree_merge_blocks): If block B has any forced labels, move
8336 them to the start of block A.
8337 * tree-ssa-dom.c (thread_across_edge): Allow threading across
8338 computed gotos as well.
8339 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
8340 removal of unnecessary computed gotos too.
8341 (lookup_redirection_data): Fix type of INSERT argument. Callers
8344 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8346 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
8347 Remove trailing spaces.
8349 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
8350 unshare_all_trees): Make them static.
8351 * tree-gimple.h: Remove the corresponding prototypes.
8353 * diagnostic.h: Remove unused prototype
8354 debug_output_buffer.
8355 * modulo-sched.c: Remove unused prototype
8356 set_row_column_for_ps.
8358 * tree-ssa-phiopt.c (tree_ssa_phiopt,
8359 replace_phi_edge_with_variable): Remove unused variable i.
8361 2005-03-07 Per Bothner <per@bothner.com>
8363 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
8365 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
8368 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
8369 bbs on the COND_EXPR instead of the PHI_NODEs.
8370 (candidate_bb_for_phi_optimization): Remove.
8371 (replace_phi_with_stmt): Rename to ...
8372 (replace_phi_edge_with_variable): this and change so that we
8373 replace the phi argument instead of removing the PHI.
8374 (conditional_replacement): Change so we deal with PHI with more
8376 (value_replacement): Likewise.
8377 (abs_replacement): Likewise.
8379 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
8381 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
8382 output_e500_flip_gt_bit.
8384 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
8386 (rs6000_generate_compare): Fix logic to look at the correct bits.
8387 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
8389 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
8390 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
8391 gen_move_from_CR_gt_bit.
8393 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
8394 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
8395 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
8397 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
8398 (E500_CR_IOR_COMPARE): New constant.
8400 2005-03-08 Earl Chew <earl_chew@agilent.com>
8401 David Billinghurst <David.Billinghurst@riotinto.com>
8403 * config/i386/host-cygwin.c: New file to support precompiled
8405 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
8406 * config.host: Use above files for cygwin host.
8408 2005-03-07 David Edelsohn <edelsohn@gnu.org>
8410 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
8411 ordering ops from earlier change.
8413 2005-03-07 Per Bothner <per@bothner.com>
8415 Various fixes to allow us to again build if --enable-mapped-location:
8416 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8417 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8418 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8419 local variable loc. Change logic appropriately.
8420 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8421 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8422 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8423 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8424 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8426 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8428 PR rtl-optimization/19683
8429 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8430 number of bytes, to smallest_int_for_mode. Fix arguments to
8431 REG_CANNOT_CHANGE_MODE_P.
8433 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8435 * reorg.c (relax_delay_slots): Check that the jump is
8436 conditional before trying to invert it.
8438 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8440 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
8443 * calls (stack_arg_under_construction): Make it static.
8445 * flow.c (regs_live_at_setjmp): Make it static.
8446 * flow.h: Remove the corresponding prototype.
8448 * reload1.c (reload_startobj, reload_firstobj,
8449 something_needs_operands_changed, reload_inherited,
8450 reload_inheritance_insn, reload_override_in,
8451 reload_spill_index): Make them static.
8453 * recog.c (verify_changes): Make it static.
8454 * recog.h: Remove the corresponding prototype.
8456 * cfgbuild.c (find_sub_basic_blocks): Remove.
8457 * basic-block.h: Remove the corresponding prototype.
8458 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
8460 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
8462 * tree-ssa-operands.c (check_build_stmt): Remove.
8464 * stor-layout.c (set_alignment): Remove.
8465 * tree.h: Remove the corresponding prototype.
8467 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
8469 * tree-ssa-dce.c (control_dependence_map,
8470 visited_control_parents): Make them static.
8472 * cfghooks.c (verify_flow_info): Remove local variable
8475 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
8478 * loop-unswitch.c (unswitch_loop): Remove local variable src.
8480 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
8482 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8484 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8486 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8487 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8488 PARALLEL for an empty structure.
8490 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8492 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8494 * fold-const.c (fold_binary): Unroll the very first "for"
8497 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8499 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8500 redundant match_code test.
8501 (scc_comparison_operator): Swap match_operand and match_code
8503 (branch_positive_comparison_operator): Same.
8504 (trap_comparison_operator): Use comparison_operator and swap with
8507 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8510 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8511 (out_movhi_r_mr): Read low byte of volatile MEM first.
8512 (out_movhi_mr_r): Write high byte of volatile MEM first.
8514 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8516 * cselib.c (reg_values, reg_values_size): Make them static.
8518 * cse.c (cse_reg_info_table): Make it static.
8520 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8522 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8524 * cse.c (find_best_addr): Use canon_for_address.
8526 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8528 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8529 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8530 SUBREG and MEM, respectively.
8532 * fold-const.c (fold_binary): Use code instead of t.
8534 * fold-const.c (optimize_minmax_comparison): Take decomposed
8535 arguments code, type, op0, and op1 instead of t.
8536 (fold_binary): Update a call to optimize_minmax_comparison.
8538 * fold-const.c (fold_range_test): Take decomposed arguments
8539 code, type, op0, and op1 instead of t.
8540 (fold_binary): Update a call to fold_range_test.
8542 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8543 decomposed arguments code, type, op0, and op1 instead of t.
8544 (fold_binary): Update a call to fold_range_test.
8546 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8548 * fold-const.c (fold_binary): Avoid directly using the original
8549 expression t as much as possible.
8551 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8553 * c-semantics.c (build_stmt): Use TYPE_P instead of
8554 IS_NON_TYPE_CODE_CLASS.
8555 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
8556 (NON_TYPE_CHECK): Use TYPE_P instead of
8557 IS_NON_TYPE_CODE_CLASS.
8559 * fold-const.c (fold): Remove handling of binary expressions.
8561 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
8563 * doc/c-tree.texi: Wrap comments in @r{}.
8564 * doc/cpp.texi: Likewise.
8565 * doc/cppinternals.texi: Likewise.
8566 * doc/extend.texi: Likewise.
8567 * doc/md.texi: Likewise.
8568 * doc/objc.texi: Likewise.
8569 * doc/sourcebuild.texi: Likewise.
8570 * doc/tm.texi: Likewise.
8573 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8575 * predict.c (apply_return_prediction): Standardize PHI chain
8577 * tree-ssa.c (ssa_redirect_edge): Likewise.
8579 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8580 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
8583 * tree-phinodes.c (remove_phi_node): Drop the last argument.
8584 * tree-flow.h: Adjust the prototype for remove_phi_node.
8585 * lambda-code.c (perfect_nestify): Adjust a call to
8588 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8589 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
8591 * tree-ssa-dce.c (remove_dead_phis): Likewise.
8592 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
8593 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
8594 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
8596 * combine.c (simplify_and_const_int): Use gen_int_mode instead
8597 of GEN_INT (trunc_int_for_mode (...)).
8598 * loop-iv.c (iv_number_of_iterations): Likewise.
8599 * postreload.c (reload_cse_move2add): Likewise.
8600 * simplify-rtx.c (simplify_const_unary_operation,
8601 simplify_const_binary_operation): Likewise.
8602 * stor-layout.c (get_mode_bounds): Likewise.
8604 * fold-const.c (fold_binary): New.
8605 (fold): Call fold_binary on binary expressions.
8607 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
8609 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
8610 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
8611 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
8612 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
8613 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
8615 2005-03-04 Devang Patel <dpatel@apple.com>
8617 PR tree-optimization/18815
8618 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8619 loops with zero exit edges.
8621 2005-03-04 Devang Patel <dpatel@apple.com>
8623 * doc/invoke.texi: Remove reference to webpage that does not exist.
8625 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8626 Joseph S. Myers <joseph@codesourcery.com>
8629 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8630 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8631 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8632 * pa.c (get_plabel): Change argument to symbol_ref. Call
8633 maybe_get_identifier instead of get_identifier.
8634 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8635 (struct deferred_plabel): Replace name field with symbol field.
8636 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8637 ASM_OUTPUT_EXTERNAL_REAL is defined.
8638 (output_global_address): Use output_addr_const for output of all
8640 (output_deferred_plabels): Use symbol_ref instead of name for address
8642 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8643 ASM_OUTPUT_SYMBOL_REF): New macros.
8644 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8646 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8649 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8651 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8652 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8654 2005-03-04 Jeff Law <law@redhat.com>
8656 * basic-block.h (rediscover_loops_after_threading): Declare.
8657 * tree-ssa-dom.c: Include cfgloop.h.
8658 (tree_ssa_dominator_optimize): Discover loops and some basic
8659 properties. Remove forwarder blocks recreated by loop header
8660 canonicalization. Also mark backedges in the CFG.
8661 * tree-ssa-threadupdate.c: Include cfgloop.h
8662 (rediscover_loops_after_threading): Define.
8663 (struct local_info): New field, JUMP_THREADED.
8664 (prune_undesirable_thread_requests): New function.
8665 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8666 then record that fact for the callers of redirct_edges.
8667 (thread_block): If BB has incoming backedges, then call
8668 prune_undesirable_thraed_requests. Note when we are
8669 going to have to rediscover loop information. Return a
8670 boolean indicating if any jumps were threaded.
8671 (thread_through_all_blocks): Bubble up boolean indicating
8672 if any jumps were threaded.
8673 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8674 (tree-ssa-threadupdate.o): Similarly.
8676 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8678 * fold-const.c (fold_ternary): Unroll the "for" loop to
8681 2005-03-04 Andrew Haley <aph@redhat.com>
8683 * unwind-dw2-fde-glibc.c (struct
8684 unw_eh_callback_data.check_cache): New field.
8685 (frame_hdr_cache): New.
8686 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8687 Cache frame header info.
8689 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8691 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8692 (print_c_condition): Declare.
8693 * read-rtl.c (ptr_loc): New structure.
8694 (ptr_locs, ptr_loc_obstack, joined_conditions)
8695 (joined_conditions_obstack): New variables.
8696 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8697 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8698 (join_c_conditions, print_c_condition): New functions.
8699 (apply_macro_to_string): Associate the new string with the same
8700 source location as the old one.
8701 (add_condition_to_string): Use join_c_conditions.
8702 (read_string): Use set_rtx_ptr_loc to record a filename and line
8703 number for the string.
8704 (read_rtx): Initialize the new variables above.
8705 * genattrtab.c (write_test_expr, write_attr_value): Use
8707 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8708 comment above the GCC_VERSION check.
8709 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8710 Inline the definition of MAYBE_EVAL.
8711 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8712 * genoutput.c (process_template): Likewise.
8713 * genpreds.c (write_predicate_subfunction): Likewise.
8714 (write_predicate_expr): Use print_c_condition.
8715 * genrecog.c (write_cond): Likewise.
8716 * gensupport.c (process_rtx): Use join_c_conditions to join the
8717 conditions of a define_insn_and_split. Record a source location
8718 for the string after the "&&".
8719 (alter_test_for_insn): Use join_c_conditions.
8721 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8724 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8725 PR tree-optimization/15784
8726 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8729 2005-03-04 Ben Elliston <bje@au.ibm.com>
8731 * gcc.c (option_map): Add --coverage.
8732 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8733 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8734 * config/darwin.h: Pass -lgcov for `coverage'.
8735 * doc/invoke.texi (Debugging Options): Document --coverage.
8737 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8739 * gcse.c (bypass_block): Use find_edge wherever possible.
8741 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8745 * c-opts.c (c_common_parse_file): Call start_source_file
8746 and end_source_file at the approriate times.
8748 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8749 the main file, it will be done for us now.
8751 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8753 * fold-const.c (fold_ternary): New.
8754 (fold): Call fold_ternary on ternary expressions. Remove
8755 handling of ternary expressions.
8757 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8759 PR tree-optimization/15784
8760 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8763 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8765 * config/rs6000/predicates.md (branch_comparison_operator):
8766 Convert from C block to conditional format.
8768 2005-03-03 Jan Hubicka <jh@suse.cz>
8770 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8771 and non-constant public variables.
8773 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8775 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8778 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8781 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8782 calls to release_ssa_name and release_phi_node.
8784 * fold-const.c (fold): Remove handling of unary expressions.
8786 * fold-const.c (fold_unary): Avoid directly using the original
8787 expression t as much as possible.
8789 2005-03-03 Roger Sayle <roger@eyesopen.com>
8790 Andrew Pinski <pinskia@physics.uc.edu>
8792 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8793 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8795 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8797 Describe special registers SRP and MOF as allocatable registers.
8798 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8799 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8800 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8801 TARGET_HAS_MUL_INSNS.
8802 (cris_print_operand) <case 'd'>: New case.
8803 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8804 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8806 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8807 (REG_ALLOC_ORDER): Update for MOF.
8808 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8810 (GENERAL_REGS): No longer a define of ALL_REGS.
8811 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8812 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8814 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8815 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8816 (SECONDARY_RELOAD_CLASS): Define.
8817 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8818 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8819 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8820 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8821 (REGISTER_MOVE_COST): Define.
8822 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8823 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8824 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8825 (CRIS_MOF_REGNUM): New define_constants.
8826 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8828 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8830 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8831 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8832 Adjust for MOF being properly described as a register.
8833 (indir_to_reg_split): Name this split. Conditionalize on the
8834 destination register being a general register.
8835 (movei): Conditionalize on on operands 0 and 1 having the same
8838 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8841 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8842 -mcpu to override any other explicitly given flags.
8844 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8846 * recog.c (verify_changes, confirm_change_group): New functions,
8847 broken out of apply_change_group.
8848 (apply_change_group): Use them.
8849 * recog.h (verify_change, confirm_change_group): Declare.
8850 * rtl.h (redirect_jump_2): Declare.
8851 * jump.c (redirect_exp, invert_exp): Delete.
8852 (invert_exp_1): Take second parameter. Return value. Changed caller.
8853 (redirect_jump_2): New function, broken out of redirect_jump.
8854 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8855 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8856 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8858 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8860 * varasm.c (named_section): Use xstrdup rather than doing it by
8863 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8865 2005-03-02 Devang Patel <dpatel@apple.com>
8867 Undo PR tree-optimization/18815 fix.
8869 2005-03-02 Devang Patel <dpatel@apple.com>
8871 PR tree-optimization/18815
8872 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8873 loops with zero exit edges.
8875 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8877 * cfg.c (connect_src, connect_dest, disconnect_src,
8878 disconnct_dest): New.
8879 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8880 redirect_edge_pred): Use the new functions.
8882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8883 free_dominance_info only when needed.
8885 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8888 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8889 (reg_or_sub_cint64_operand): Same.
8891 2005-03-02 Jeff Law <law@redhat.com>
8893 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8894 CFG_ALTERED in the main DOM iteration loop.
8896 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8899 * varasm.c (initializer_constant_valid_p): Allow conversions
8900 between OFFSET_TYPEs. Tidy.
8902 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8904 * config/cris/cris.md ("return"): Remove epilogue delay list
8907 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8909 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8911 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8913 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8915 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8916 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8917 config/m68k/m68k.c, config/mips/mips.h,
8918 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8919 doc/include/gcc-common.texi: Update copyright.
8921 PR middle-end/18029 and PR middle-end/18030
8922 * expr.c (optimize_bitfield_assignment_op): Add a special case
8923 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8925 * fold-const.c (fold_unary): New.
8926 (fold): Call fold_unary on unary expressions.
8928 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8930 * cgraph.h (struct cgraph_edge): Add prev_caller and
8932 (cgraph_node_remove_callees): Export.
8933 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8935 (cgraph_edge_remove_callee): New function.
8936 (cgraph_edge_remove_caller): Likewise.
8937 (cgraph_remove_edge): Use.
8938 (cgraph_redirect_edge_callee): Likewise.
8939 (cgraph_node_remove_callees): New function.
8940 (cgraph_node_remove_callers): Likewise.
8941 (cgraph_remove_node): Use.
8942 * tree-optimize.c (tree_rest_of_compilation): Use
8943 cgraph_node_remove_callees instead of manual loop.
8944 * cgraphunit.c (cgraph_finalize_function): Likewise.
8945 (cgraph_expand_function): Likewise.
8946 (cgraph_remove_unreachable_nodes): Likewise.
8948 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8951 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8953 * c-decl.c (undeclared_variable): Take location as argument.
8954 * c-typeck.c (build_external_ref): Likewise.
8955 * c-parser.c (c_parser_postfix_expression): Pass location of
8956 identifier to build_external_ref.
8958 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8960 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8961 CCEQ mode for branch_positive_comparison_operator test.
8962 * config/rs6000/predicates (branch_comparison_operator): Revert to
8964 (scc_comparison_operator): Same.
8965 (branch_positive_comparison_operator): Same.
8967 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8969 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8970 (cris_delay_slots_for_epilogue): Remove.
8971 (save_last): Move into cris_target_asm_function_epilogue.
8972 (cris_target_asm_function_epilogue): Remove tests for file being
8974 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8975 (cris_delay_slots_for_epilogue): Remove prototypes.
8976 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8977 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8979 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8981 * config/rs6000/predicates.md (branch_comparison_operator): Change
8982 to define_special_predicate.
8983 (scc_comparison_operator): Same.
8984 (branch_positive_comparison_operator): Same.
8986 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8988 * Makefile.in (tree-ssa-sink.o): New.
8989 (OBJS-common): Add tree-ssa-sink.o.
8990 * common.opt: Add -ftree-sink
8991 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8992 * timevar.def (TV_TREE_SINK): new timevar.
8993 * tree-flow.h (is_hidden_global_store): Prototype.
8994 * tree-optimize.c (init_tree_optimization_passes): Add
8996 * tree-pass.h (pass_sink_code): New.
8997 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8998 for non-obvious global store store to is_hidden_global_store, and
8999 call that new function.
9000 * tree-ssa-sink.c: New file.
9001 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9002 * doc/passes.texi: Document forward store motion.
9003 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9004 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9005 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9006 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9008 2005-03-01 Per Bothner <per@bothner.com>
9010 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9011 and we have a non-zero column-number, add it to the message.
9012 Also factor out the diagnostic_kind_text.
9014 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9016 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9017 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9018 flow_loop_scan): Removed.
9019 (flow_loop_dump): Do not dump removed fields.
9020 (flow_loop_free): Do not free removed fields.
9021 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9022 (loop_exit_edge_p): New function.
9023 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9024 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9025 num_exits, exits_doms.
9026 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9027 LOOP_EDGES, LOOP_ALL): Removed.
9028 (flow_loop_scan): Declaration removed.
9029 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9030 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9032 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9033 (if_convert): Call flow_loops_find and flow_loops_free
9034 when calling mark_loop_exit_edges.
9035 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9036 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9037 free_dominance_info calls.
9038 * loop-init.c (flow_loops_find): Ditto.
9039 * passes.c (rest_of_handle_branch_prob): Ditto.
9040 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9041 * loop-unroll.c (analyze_insns_in_loop): Do not use
9043 * predict.c (predict_loops): Do not call flow_loop_scan.
9044 Use get_loop_exit_edges.
9045 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9046 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9047 Do not use EDGE_LOOP_EXIT.
9048 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9049 to bb_with_exit_edge_p.
9050 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9051 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9052 to bb_with_exit_edge_p.
9053 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9055 * tree-loop-linear.c (linear_transform_loops): Do not call
9056 flow_loop_scan. Use loop->single_exit.
9057 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9058 (vect_analyze_loop_form): Do not call flow_loop_scan.
9059 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9061 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9063 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9064 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9065 slpeel_tree_duplicate_loop_to_edge_cfg,
9066 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9067 Use loop_preheader_edge and loop->single_exit. Do not call
9070 2005-03-01 Nick Clifton <nickc@redhat.com>
9072 * config/arm/arm.c (thumb_find_work_register): Check all of the
9073 argument registers to see if they are free, and a couple of
9074 special cases where the last argument register but can be proved
9075 to be available during the function's prologue.
9076 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9077 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9078 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9080 (thumb_compute_save_reg_mask): Likewise. Also use
9081 thumb_find_work_register() to ensure that there is agreement about
9082 which work register is going to be used in the prologue.
9083 (thumb_output_function_prologue): Use unsigned long as the type
9084 for the register bit-mask. Also delay pushing the link register if
9085 other high registers are going to be pushed.
9086 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9087 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9088 redundant prototypes.
9090 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9093 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9094 and after reload in REG+REG indexed addresses without REG_POINTER
9095 set in the base and not set in the index.
9097 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9099 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9100 Don't undefine here.
9101 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9102 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9103 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9104 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9105 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9107 * config.gcc (sh*-*-linux*): Use config/linux.h.
9109 2005-02-28 Dale Johannesen <dalej@apple.com>
9110 Stan Shebs <shebs@apple.com>
9112 Rewrite of 64-bit Darwin structure-by-value pass/return.
9113 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9114 intoffset, use_stack, named.
9115 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9116 (rs6000_darwin64_record_arg_advance_flush): New.
9117 (rs6000_darwin64_record_arg_advance_recurse): New.
9118 (rs6000_darwin64_record_arg_flush): New.
9119 (rs6000_darwin64_record_arg_recurse): New.
9120 (rs6000_darwin64_record_arg): New.
9121 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9122 (function_arg_boundary): Handle 128-bit aligned structs.
9123 (function_arg_advance): Rewrite darwin64 struct handling.
9124 (function_arg): Call rs6000_darwin64_record_arg.
9125 (function_arg_partial_nregs): Handle darwin64 structs.
9126 (rs6000_darwin64_function_value): Remove.
9127 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9129 2005-02-28 Roger Sayle <roger@eyesopen.com>
9131 PR tree-optimization/20216
9132 * tree-chrec.c (tree_fold_factorial): Delete.
9133 (tree_fold_binomial): Change argument list to take a return type
9134 and change the type of K to unsigned int. Rewrite to avoid explicit
9135 evaluation of factorials, and (recursively) calling fold to perform
9136 compile-time arithmetic. Return NULL on (internal) overflow.
9137 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9138 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9139 if any intermediate calculation overflows.
9140 (chrec_apply): Update call to chrec_evaluate.
9142 2005-02-28 James E Wilson <wilson@specifixinc.com>
9144 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9146 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9149 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9150 instead of NULL_TREE on error.
9152 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9154 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9155 (EASY_VECTOR_15_ADD_SELF): Remove.
9156 (num_insns_constant_wide): Not static.
9157 (validate_condition_mode): Not static.
9158 (toc_relative_expr_p): Not static.
9159 (legitimate_indirect_address_p): Not static.
9160 (macho_lo_sum_memory_operand): Not static.
9161 (invalid_e500_subreg): Not static.
9162 (easy_vector_same): Not static.
9163 (easy_vector_splat_const): Not static.
9164 (RS6000_SYMBOL_REF_TLS_P): Remove.
9165 (any_operand): Delete.
9166 (any_parallel_operand): Delete.
9167 (count_register_operand): Delete.
9168 (altivec_register_operand): Delete.
9169 (xer_operand): Delete.
9170 (s8bit_cint_operand): Delete.
9171 (short_cint_operand): Delete.
9172 (u_short_cint_operand): Delete.
9173 (non_short_cint_operand): Delete.
9174 (exact_log2_cint_operand): Delete.
9175 (gpc_reg_operand): Delete.
9176 (cc_reg_operand): Delete.
9177 (cc_reg_not_cr0_operand): Delete.
9178 (reg_or_short_operand): Delete.
9179 (reg_or_neg_short_operand): Delete.
9180 (reg_or_aligned_short_operand): Delete.
9181 (reg_or_u_short_operand): Delete.
9182 (reg_or_cint_operand): Delete.
9183 (reg_or_arith_cint_operand): Delete.
9184 (reg_or_add_cint64_operand): Delete.
9185 (reg_or_sub_cint64_operand): Delete.
9186 (reg_or_logical_cint_operand): Delete.
9187 (got_operand): Delete.
9188 (got_no_const_operand): Delete.
9189 (easy_fp_constant): Delete.
9190 (easy_vector_constant): Delete.
9191 (easy_vector_constant_add_self): Delete.
9192 (zero_constant): Delete.
9193 (zero_fp_constant): Delete.
9194 (volatile_mem_operand): Delete.
9195 (offsettable_mem_operand): Delete.
9196 (mem_or_easy_const_operand): Delete.
9197 (add_operand): Delete.
9198 (non_add_cint_operand): Delete.
9199 (logical_operand): Delete.
9200 (non_logical_cint_operand): Delete.
9201 (mask_operand): Delete.
9202 (mask_operand_wrap): Delete.
9203 (mask64_operand): Delete.
9204 (mask64_2_operand): Delete.
9205 (and64_operand): Delete.
9206 (and64_2_operand): Delete.
9207 (and_operand): Delete.
9208 (reg_or_mem_operand): Delete.
9209 (lwa_operand): Delete.
9210 (symbol_ref_operand): Delete.
9211 (call_operand): Delete.
9212 (current_file_function_operand): Delete.
9213 (input_operand): Delete.
9214 (rs6000_nonimmediate_operand): Delete.
9215 (rs6000_tls_symbol_ref): Delete.
9216 (save_world_operation): Delete.
9217 (restore_world_operation): Delete.
9218 (load_multiple_operation): Delete.
9219 (store_multiple_operation): Delete.
9220 (vrsave_operation): Delete.
9221 (mfcr_operation): Delete.
9222 (mtcrf_operation): Delete.
9223 (lmw_operation): Delete.
9224 (stmw_operation): Delete.
9225 (branch_comparison_operator): Delete.
9226 (branch_positive_comparison_operator): Delete.
9227 (scc_comparison_operator): Delete.
9228 (trap_comparison_operator): Delete.
9229 (boolean_operator): Delete.
9230 (boolean_or_operator): Delete.
9231 (min_max_operator): Delete.
9232 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
9233 (EASY_VECTOR_15): Moved to here.
9234 (EASY_VECTOR_15_ADD_SELF): Move to here.
9235 (PREDICATE_CODES): Delete.
9236 * config/rs6000/rs6000-protos.h: Delete predicate functions.
9237 Declare functions no longer static.
9238 * config/rs6000/predicates.md: New.
9239 * config/rs6000/rs6000.md: Include predicates.md
9241 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
9243 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
9244 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
9246 * cfgrtl.c (need_fake_edge_p): Likewise.
9247 * combine.c (distribute_notes): Likewise.
9248 * emit-rtl.c (try_split): Likewise.
9249 * recog.c (peephole2_opimize): Likewise.
9250 * reg-notes.def (ALWAYS_RETURN): Remove.
9251 * rtl.h (LCT_ALWAYS_RETURN): Remove.
9252 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
9253 * tree.h (ECF_ALWAYS_RETURN): Remove.
9255 2005-02-28 Roger Sayle <roger@eyesopen.com>
9258 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
9259 between different machine modes is never a "useless" conversion.
9261 2005-02-28 Geert Bosch <bosch@gnat.com>
9264 * doc/contrib.texi: List contributors for Ada front end
9266 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9268 * simplify-rtx.c (simplify_unary_operation_1,
9269 simplify_const_unary_operation): New, extracted from...
9270 (simplify_unary_operation): ... this one.
9271 (simplify_binary_operation_1,
9272 simplify_const_binary_operation): New, extracted from...
9273 (simplify_binary_operation): ... this one.
9274 * rtl.h (simplify_const_unary_operation,
9275 simplify_const_binary_operation): Add prototypes.
9277 2005-02-28 Julian Brown <julian@codesourcery.com>
9279 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
9280 building libjava and caused PR regression/20228.
9282 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9285 * Makefile.in (host_subdir): New.
9286 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
9287 * configure: Regenerate.
9289 2005-02-27 Zack Weinberg <zack@codesourcery.com>
9291 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
9292 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
9293 installation directory first.
9295 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
9298 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
9299 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
9300 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
9301 * config/cris/cris.md: Tweak comments referring to Q.
9302 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
9303 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
9304 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
9305 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
9306 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
9307 Insert spaces in constraints to align alternatives vertically for
9309 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
9312 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9314 PR rtl-optimization/17728
9315 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
9316 operand 0 from general_operand to move_dest_operand.
9318 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9320 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
9321 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
9322 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
9323 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
9325 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
9327 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
9328 * configure: Regenerate.
9329 * libada-mk.in: Remove CC; rename
9330 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
9332 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
9335 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
9336 for the lhs, also walk over the tree. Likewise for rhs.
9338 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
9340 * tree-ssa-dom.c (simple_iv_increment_p): New function.
9341 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
9342 Do not propagate value of iv before increment over the increment.
9344 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9346 * c-parser.c: New file.
9347 * c-parse.in: Remove.
9348 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
9350 (c-parser.o): Add dependencies.
9351 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
9352 maintainer-clean, TAGS): Update.
9353 * c-config-lang.in (gtfiles): Update.
9354 * gengtype-lex.l: Don't handle "@@".
9355 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
9356 objc_build_synchronized, objc_begin_try_stmt,
9357 objc_begin_catch_clause, objc_finish_catch_clause,
9358 objc_build_finally_clause, objc_finish_try_stmt): New.
9359 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
9361 (c_parse_init): Update comment.
9362 * c-decl.c (c_init_decl_processing): Update comment.
9363 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9364 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
9365 new c_declspecs members.
9367 2005-02-25 Julian Brown <julian@codesourcery.com>
9369 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9370 from being used for symbols with vague linkage when
9371 HAVE_GAS_COMDAT_GROUP is true.
9373 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9375 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
9377 2005-02-25 Steve Ellcey <sje@cup.hp.com>
9380 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9381 (LIBGCC2_HAS_DF_MODE): New.
9382 (LIBGCC2_HAS_XF_MODE): New.
9383 (LIBGCC2_HAS_TF_MODE): New.
9384 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9385 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9386 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9387 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9388 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
9389 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
9390 and add _fixtfdi, _fixunstfdi, _floatditf
9391 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
9392 L_fixunstfdi, L_floatditf.
9393 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
9394 (LIBGCC2_HAS_TF_MODE): Define.
9396 2005-02-25 Diego Novillo <dnovillo@redhat.com>
9398 PR tree-optimization/20204
9399 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
9400 REWRITE_THIS_STMT markers on PHI nodes.
9401 (rewrite_initialize_block): Likewise.
9403 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9405 * version.c (version_string): Update to 4.1.
9407 2005-02-25 Paolo Carlini <pcarlini@suse.de>
9409 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
9410 Clarify that the alternative way doesn't work in GNU C++.
9412 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9414 PR tree-optimization/19937
9415 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9416 to the type of the induction variable.
9418 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9420 PR rtl-optimization/20117
9421 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9422 the block including noncopyable insn.
9424 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9426 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9427 calls to find_reg_note.
9429 2005-02-24 Richard Henderson <rth@redhat.com>
9432 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
9435 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
9437 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
9438 vector types if to use base reg for misaligned non-word ld/std.
9440 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9443 * config/cris/cris.c (cris_target_asm_function_prologue): Create
9444 dwarf2 label manually and put it after, not before the prologue.
9446 2005-02-24 David Edelsohn <edelsohn@gnu.org>
9449 * reload.c (operands_match_p): Only increment register number for
9450 SCALAR_INT_MODE_P modes in multiple hard registers.
9452 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
9455 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9457 * ChangeLog.5: Fix log message typo(s).
9458 * ChangeLog.7: Likewise.
9459 * ChangeLog.tree-ssa: Likewise.
9460 * cfgexpand.c: Fix comment typo(s).
9461 * conflict.c: Likewise.
9462 * defaults.h: Likewise.
9463 * dwarf2out.c: Likewise.
9465 * ggc-page.c: Likewise.
9466 * tree-eh.c: Likewise.
9467 * tree-ssa-dom.c: Likewise.
9469 2005-02-24 Jakub Jelinek <jakub@redhat.com>
9472 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
9473 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
9474 if SHARED is defined.
9477 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
9478 allow splitting only if operands 0 and 3 don't overlap.
9480 2005-02-24 Richard Henderson <rth@redhat.com>
9483 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9484 (fold_builtin_1): Call them.
9485 * fold-const.c (fold_complex_mult_parts): Split out from ...
9486 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9487 (fold_complex_div_parts, fold_complex_div): New.
9489 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9491 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9493 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9494 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9496 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9497 (print_node): Likewise.
9498 Print TYPE_SIZES_GIMPLIFIED.
9500 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9502 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9503 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9504 operands as commutative in constraints.
9506 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9508 * tree-into-ssa.c: Re-organize internal functions.
9510 2005-02-24 Richard Henderson <rth@redhat.com>
9513 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9515 * common.opt (fcx-limited-range): New.
9516 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9517 * toplev.c (flag_complex_method): Initialize to 1.
9518 (process_options): Set flag_complex_method to 0 if
9519 flag_cx_limited_range.
9520 * doc/invoke.texi (-fcx-limited-range): New.
9522 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9524 * cse.c (delete_trivially_dead_insns): Speed up by using
9525 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9528 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9530 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9531 functions when -mid-shared-library is being used.
9533 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9535 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9536 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9537 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9538 * system.h: Poison LINK_LIBGCC_SPECIAL.
9540 2005-02-23 James E Wilson <wilson@specifixinc.com>
9542 * gengtype.c (note_insn_name): Make 1 element larger.
9544 2005-02-23 Roger Sayle <roger@eyesopen.com>
9547 PR rtl-optimization/20097
9548 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9549 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9551 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9553 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9554 * t-aix52 (SHLIB_INSTALL): Same.
9556 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
9558 * genpreds.c: Update copyright.
9560 2005-02-23 Michael Beach <michaelb@ieee.org>
9563 * config/sparc/t-elf (startup files): Assemble with CPP.
9565 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
9567 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
9568 (write_predicate_expr): Likewise.
9570 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9572 PR tree-optimization/20100
9573 PR tree-optimization/20115
9574 * tree-optimize.c (init_tree_optimization_passes): Remove
9575 pass_maybe_create_global_var.
9576 * tree-pass.h (pass_maybe_create_global_var): Remove.
9577 * tree-ssa-alias.c (aliases_computed_p): Declare.
9578 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
9579 (count_calls_and_maybe_create_global_var): Remove.
9580 (pass_maybe_create_global_var): Remove.
9581 (init_alias_info): Do not declare aliases_computed_p.
9582 (maybe_create_global_var): If the function contains no
9583 call-clobbered variables and a mix of pure/const and regular
9584 function calls, create .GLOBAL_VAR.
9585 Mark all call-clobbered variables for renaming.
9586 (merge_pointed_to_info): Update comment.
9587 (add_pointed_to_var): Likewise.
9588 (is_escape_site): Likewise.
9589 Accept struct alias_info * instead of size_t *.
9591 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
9593 * tree-ssa-operands.c (get_call_expr_operands): If
9594 ALIASES_COMPUTED_P is false, do not add call-clobbering
9596 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
9597 (delete_tree_ssa): Likewise.
9599 2005-02-22 James E Wilson <wilson@specifixinc.com>
9601 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
9602 (do_compile): Do call it here.
9604 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9606 PR rtl-optimization/20017.
9607 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
9608 rest_of_handle_cse2, rest_of_handle_gcse): Call
9609 delete_dead_jumptables immediately before calling cleanup_cfg.
9611 2005-02-22 Devang Patel <dpatel@apple.com>
9614 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
9617 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9619 * config/rs6000/aix.h (WINT_TYPE): Define.
9621 2005-02-22 Stan Shebs <shebs@apple.com>
9623 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9624 natural alignment for 64-bit Darwin.
9625 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9627 * doc/invoke.texi: Document this.
9629 2005-02-22 DJ Delorie <dj@redhat.com>
9631 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9632 to make_[un]signed_type, not the mode itself.
9634 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9636 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9637 not available. Use tail calls wherever possible.
9638 (make_edge): Call unchecked_make_edge to create an edge.
9640 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9641 (coalesce_ssa_name): Don't check for
9642 SSANORM_USE_COALESCE_LIST.
9643 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9645 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9647 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9648 (rewrite_into_ssa): ... here.
9650 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9652 PR tree-optimization/19786
9653 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9654 tag to another's may-alias bitmap when adding to the other's list.
9656 2005-02-21 DJ Delorie <dj@redhat.com>
9658 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9659 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9660 registers in unsupported ways.
9661 * expmed.c (init_expmed): Likewise.
9663 2005-02-21 Stan Cox <scox@redhat.com>
9665 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9667 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9669 * tree-cfg.c (fold_cond_expr_cond): New.
9670 (make_edges): Call fold_cond_expr_cond.
9671 (find_taken_edge): Accept nothing but INTEGER_CST.
9672 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9674 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9676 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9677 that do not belong to any basic block.
9679 2005-02-21 Jeff Law <law@redhat.com>
9681 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9684 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9686 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9687 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9688 Adjust their definitions.
9689 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9690 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9692 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9693 genautomata.c, langhooks.c, langhooks.h, system.h,
9694 config/arm/lib1funcs.asm: Update copyright.
9696 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9698 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9700 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9703 * doc/install.texi: Document --with-gc.
9705 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9707 * simplify-rtx.c (simplify_unary_operation): Add a missing
9710 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9712 PR tree-optimization/18663
9713 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9714 if the type has variable bounds.
9716 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9718 * gcse.c: Remove an obsolete comment.
9720 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9722 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9724 * doc/extend.texi (Function Attributes) <Attribute const>: The
9725 attribute "pure" is below this text, not above.
9727 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9729 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9730 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9731 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9733 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9736 * langhooks.h (struct lang_hooks): Add to_target_charset.
9737 * langhooks.c (lhd_to_target_charset): New function.
9738 * langhooks-def.h: Declare lhd_to_target_charset.
9739 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9740 (LANG_HOOKS_INITIALIZER): Update.
9741 * c-common.c (c_common_to_target_charset): New function.
9742 * c-common.h: Declare it.
9743 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9744 c_common_to_target_charset.
9746 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9747 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9749 * system.h: Poison them.
9750 * doc/tm.texi: Don't discuss them.
9751 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9752 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9753 (pp_c_char): Do not attempt to generate letter escapes for
9755 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9756 * config/mips/mips.c (mips_output_ascii): Likewise.
9758 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9760 PR tree-optimization/19951
9761 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9764 2005-02-19 Steven Bosscher <stevenb@suse.de>
9767 * function.h (struct function): New field `max_loop_depth'.
9768 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9769 (flow_loops_find): Reset the max loop depth count before finding loops.
9770 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9771 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9772 (calculate_global_regs_live): Make sure the loop will terminate
9773 when the initial sets are not empty.
9775 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9777 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9779 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9781 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9784 * doc/invoke.texi: Remove documentation of %M spec.
9786 (init_spec): Remove %M suffix from -lgcc_s.
9787 (do_spec_1): Remove 'M' case.
9788 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9789 to put shared libraries in the multilib directory. Remove the
9790 shlib_so_soname substitution variable. Don't add a multilib encoding
9791 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9792 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9793 SHLIB_INSTALL as well as SHLIB_LINK.
9794 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9795 (SHLIB_NAME): Delete.
9796 (SHLIB_DIR): New macro.
9797 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9798 (SHLIB_INSTALL): Adjust accordingly.
9799 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9800 * config/t-slibgcc-sld: Likewise.
9801 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9802 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9803 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9805 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9806 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9807 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9808 Use @shlib_base_name@ instead of @shlib_so_name@.
9809 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9810 and @shlib_base_name@.so in @multilib_dir@.
9811 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9812 to the install path.
9813 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9814 (SHLIB_LINK): Remove previous workaround.
9815 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9816 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9817 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9819 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9820 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9821 (SHLIB_INSTALL): Adjust accordingly.
9822 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9823 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9824 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9825 config/t-slibgcc-elf-ver.
9827 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9828 Jakub Jelinek <jakub@redhat.com>
9830 PR tree-optimization/19828
9831 * tree-ssa-loop-im.c: Add a TODO comment.
9832 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9833 without side-effects.
9835 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9837 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9840 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9842 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9843 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9844 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9846 (ia64_reorg): Delete fixup_errata call.
9847 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9848 (TARGET_SWITCHES): Delete -mb-step entry.
9850 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9853 * c-typeck.c (composite_type): Handle quals in transparent unions.
9854 (type_lists_compatible_p): Likewise.
9856 2005-02-18 Stan Shebs <shebs@apple.com>
9858 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9859 expressions in the .literal8 section.
9861 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9863 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9865 2005-02-18 Roger Sayle <roger@eyesopen.com>
9867 * fold-const.c (constant_boolean_node): Always create values of the
9868 specified type, don't bother calling truthvalue_conversion.
9870 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9872 * except.c (output_function_exception_table): Call
9873 assemble_external_libcall (eh_personality_libfunc).
9875 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9878 * config/ia64/ia64.h (struct machine_function): Add state_num.
9879 * config/ia64/ia64.c (process_epilogue,
9880 process_for_unwind_directive): Use new unwind state numbers each
9881 time rather than state 1.
9883 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9886 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9887 before the "*llgt_didi" pattern.
9889 2005-02-18 Jason Merrill <jason@redhat.com>
9891 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9893 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9895 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9896 (div0): Use it in place of ARM_FUNC_ALIAS.
9897 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9899 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9902 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9903 access, the lower bound of the array type if it exists.
9905 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9908 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9909 cases that are out-of-range for the index type.
9911 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9913 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9914 (estimate_case_costs): Don't call convert.
9915 * expmed.c (expand_shift): Likewise.
9916 (make_tree): Call fold_convert instead of convert.
9918 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9921 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9922 that ref to be marked MEM_READONLY_P doesn't have base that needs
9925 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9927 * genautomata.c (output_get_cpu_unit_code_func,
9928 output_cpu_unit_reservation_p): Don't generate old-style function
9931 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9934 PR tree-optimization/20009
9935 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9937 PR tree-optimization/18947
9938 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9939 inline, remove all nodes that are inlined into the extern inline
9942 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9944 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9945 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9946 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9947 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9950 2005-02-17 Roger Sayle <roger@eyesopen.com>
9952 PR tree-optimization/19917
9953 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9954 to be potentially trapping.
9956 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9958 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9960 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9962 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9963 tem becomes a local variable which is set to the value of the
9964 back end defined INITIAL_FRAME_ADDRESS macro.
9965 (expand_builtin_frame_address): Omit the base parameter to
9966 expand_builtin_return_addr.
9967 (expand_builtin_profile_func): Likewise.
9968 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9969 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9970 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9972 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9974 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9975 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9976 * config/frv/frv.c (frv_function_epilogue): Likewise.
9978 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9980 * lambda-code (perfect_nestify): Remove mark/unmark
9982 * tree-loop-linear.c (linear_transform_loops): Add
9983 rewrite_into_ssa call so that ssa is correct for
9984 rewriting into loop closed.
9986 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9988 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9989 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9991 * bt-load.c (btr_def_live_range, combine_btr_defs,
9992 migrate_btr_def, migrate_btr_defs): Likewise.
9993 * cfgcleanup.c (thread_jump): Likewise.
9994 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9995 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9996 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9997 df_rd_local_compute, df_reg_info_compute): Likewise.
9998 * dominance.c (init_dom_info, free_dom_info): Likewise.
9999 * flow.c (init_propagate_block_info,
10000 free_propagate_block_info): Likewise.
10001 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10002 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10003 modify_reg_pav): Likewise.
10004 * loop-invariant.c (find_defs, find_invariant_insn,
10005 find_invariants, free_inv_motion_data): Likewise.
10006 * predict.c (tree_predict_by_opcode,
10007 estimate_bb_frequencies): Likewise.
10008 * stmt.c (expand_case): Likewise.
10009 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10010 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10011 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10012 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10013 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10014 rewrite_ssa_into_ssa): Likewise.
10015 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10016 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10017 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10018 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10019 * tree-sra.c (tree_sra): Likewise.
10020 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10021 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10022 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10023 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10024 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10025 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10027 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10028 calculate_live_on_entry, calculate_live_on_exit,
10029 build_tree_conflict_graph): Likewise.
10030 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10031 record_important_candidates, set_use_iv_cost, find_depends,
10032 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10033 tree_ssa_iv_optimize_finalize): Likewise.
10034 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10035 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10036 tree_duplicate_loop_to_header_edge): Likewise.
10037 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10038 * tree-ssa.c (verify_flow_insensitive_alias_info,
10039 verify_name_tags, verify_ssa, init_tree_ssa,
10040 delete_tree_ssa): Likewise.
10041 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10042 fini_ssanames): Likewise.
10043 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10045 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10047 * config/rs6000/t-rtems: Completely reworked.
10049 2005-02-17 Ira Rosen <irar@il.ibm.com>
10051 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10053 2005-02-17 Ira Rosen <irar@il.ibm.com>
10055 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10056 POINTER_TYPE_P when checking that type is a pointer.
10057 (vect_get_memtag): Remove.
10058 (vect_address_analysis): Use POINTER_TYPE_P. Call
10059 vect_object_analysis with dummy parameter for memtag.
10060 (vect_object_analysis): Extract memtag (functionality that
10061 used to be in vect_get_memtag and moved here). Fix printings.
10062 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10063 with correct parameters. Remove call to vect_get_memtag.
10065 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10067 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10068 (tree-vectorizer.o): Added missing dependencies.
10070 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10072 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10073 declaration in tree-vectorizer.c, now has an extern declaration in
10074 tree-vectorizer.h).
10075 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10076 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10077 get_vectype_for_scalar_type, vect_is_simple_use,
10078 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10079 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10080 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10081 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10082 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10083 find_loop_location): Likewise.
10085 * tree-vectorizer.c (langhooks.h): #include removed.
10086 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10087 moved to tree-vectorized.h.
10088 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10089 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10090 get_vectype_for_scalar_type, vect_is_simple_use,
10091 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10092 vect_supportable_dr_alignment, new_loop_vec_info,
10093 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10094 vect_set_verbosity_level, find_loop_location): Likewise.
10096 (vect_analyze_loop): Function externalized. Declaration moved to
10097 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10098 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10099 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10100 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10101 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10102 vect_enhance_data_refs_alignment, vect_analyze_operations,
10103 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10104 vect_stmt_relevant_p, vect_get_loop_niters,
10105 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10106 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10107 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10108 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10109 vect_get_memtag): Likewise.
10111 (vectorizable_load): Function externalized. Declaration moved to
10112 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10113 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10114 vect_transform_loop): Likewise.
10115 (vect_transform_stmt): Moved to tree-vect-transform.c.
10116 (vect_align_data_ref, vect_create_destination_var,
10117 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10118 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10119 vect_get_vec_def_for_operand, vect_init_vector,
10120 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10121 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10122 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10123 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10124 vect_do_peeling_for_loop_bound): Likewise.
10126 * tree-vect-analyze.c: New file.
10127 * tree-vect-transform.c: New file.
10129 2005-02-17 Jason Merrill <jason@redhat.com>
10131 PR mudflap/19319, c++/19317
10132 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10135 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10137 * doc/install.texi (Specific): Update link for Darwin-specific
10140 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10142 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10143 constant_boolean_node.
10145 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10148 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10149 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10151 2005-02-16 Richard Henderson <rth@redhat.com>
10154 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10156 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10157 replace uses with Wtype_MAXp1_F.
10158 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10159 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10160 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10161 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10162 and HAVE_TFMODE as appropriate.
10163 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10164 (__floatdisf): Likewise.
10165 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10166 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10167 (Wtype_MAXp1_F): New.
10168 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10169 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10171 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10174 * arm.c (arm_apply_result_size): New function.
10175 * arm.h (APPLY_RESULT_SIZE): Define.
10176 * arm-protos.h (arm_apply_result_size): Add prototype.
10177 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10178 (movxf): New expand.
10179 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10180 (call_value_symbol): Remove predicate for operand 0.
10181 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10182 (untyped_call): Rework to correclty return values for any type.
10183 (untyped_return): New expand.
10184 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10186 2005-02-16 Stan Shebs <shebs@apple.com>
10188 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10189 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10191 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10193 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10194 configure settings on Solaris 7 and later.
10196 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10198 PR tree-optimization/19865
10199 * tree-optimize.c (init_tree_optimization_passes): Run
10200 pass_may_alias after pass_sra.
10202 2005-02-16 Richard Henderson <rth@redhat.com>
10203 Stuart Hastings <stuart@apple.com>
10206 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
10207 Do nothing if debug info suppressed for this function.
10208 (dbxout_begin_function): Early exit if debug info suppressed for
10211 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
10214 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
10216 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10218 PR tree-optimization/19967
10219 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
10220 expand_builtin_strchr, expand_builtin_strrchr): Take a new
10221 argument TYPE. Adjust calls to fold_builtin_XXX.
10222 (expand_builtin, fold_builtin_1): Adjust calls to
10223 expand_builtin_XXX.
10224 (fold_builtin_strchr, fold_builtin_strpbrk,
10225 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
10226 result to a requested type TYPE.
10228 2005-02-16 Jakub Jelinek <jakub@redhat.com>
10230 PR middle-end/19857
10231 * fold-const.c (fold): Don't optimize (T)(x & cst) to
10232 (T)x & (T)cst if (T)cst overflows.
10233 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
10234 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
10236 2005-02-15 Jeff Law <law@redhat.com>
10238 * gcse.c (blocks_with_calls): New bitmap.
10239 (alloc_gcse_mem): Allocate it.
10240 (free_gcse_mem): Free it.
10241 (clear_modifY_mem_tables): Clear it.
10242 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
10243 when we encounter CALL_INSNs.
10244 (compute_transp, case MEM): Handle blocks with calls separate
10245 from blocks without calls. Use bitmap iterators rather than
10248 2005-02-15 Peter O'Gorman <peter@pogma.com>
10251 * mklibgcc.in (vis_hide): Use a temporary object file, not
10254 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
10257 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
10258 access optimization.
10260 2005-02-15 David Edelsohn <edelsohn@gnu.org>
10261 Alan Modra <amodra@bigpond.net.au>
10264 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
10265 (_xlqsub): Rename to __gcc_qsub.
10266 (_xlqmul): Rename to __gcc_qmul.
10267 (_xlqdiv): Rename to __gcc_qdiv.
10268 Provide versioned symbol aliases with old names.
10269 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
10270 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
10271 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
10272 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
10273 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
10275 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10277 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
10278 Fold ~(A - 1) and ~(A + -1) to -A.
10280 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10284 * config/host-linux.c (linux_gt_pch_use_address): Copy from
10285 config/pa/pa-host.c:pa_gt_pch_use_address.
10287 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
10289 * tree-vn.c (get_value_handle): Make sure that given an
10290 is_gimple_min_invariant expression, we always return it.
10292 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10294 * passes.c (rest_of_handle_gcse): Fix a comment.
10296 2005-02-15 Jeff Law <law@redhat.com>
10298 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
10300 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
10301 (canon_list_insert, record_last_mem_set_info): Similarly.
10302 (clear_modify_mem_tables): Similarly.
10304 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10306 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
10307 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
10308 config/mips/mips.md, config/rs6000/aix.h,
10309 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
10311 2005-02-15 Richard Henderson <rth@redhat.com>
10313 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
10314 call to be best_edge.
10316 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10318 * basic-block.h: Adjust the prototype for find_basic_blocks.
10319 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
10320 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
10323 * flow.c (recompute_reg_usage): Remove all arguments.
10324 * passes.c (rest_of_compilation): Adjust the call to
10325 recompute_reg_usage.
10326 * rtl.h: Adjust the prototype for recompute_reg_usage.
10328 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
10330 * tree-dump.c (dump_files): Update to reflect new member
10332 (dump_register): Add new argument.
10334 (dump_switch_p_1): Check against glob name if doglob was passed.
10335 (dump_switch_p): Check against regular first, then glob if
10336 we didn't have any hits on the dump name.
10337 * tree-optimize.c (register_one_dump_file):
10338 Pass in glob name as well.
10339 * tree-pass.h (struct dump_file_info): Add glob
10342 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
10344 PR preprocessor/16323
10345 * doc/invoke.texi: Document that -Wendif-labels is on by default.
10347 2005-02-14 David Edelsohn <edelsohn@gnu.org>
10350 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
10351 (trunctfdf2_internal1): New.
10352 (trunctfdf2_internal2): Renamed from trunctfdf2.
10354 2005-02-14 Diego Novillo <dnovillo@redhat.com>
10356 PR tree-optimization/19853
10357 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
10359 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10361 * passes.c (rest_of_handle_loop_optimize): Remove calls to
10362 delete_dead_jumptables and cleanup_cfg.
10364 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10366 * reload.c (find_reloads): Swap address_reloaded flags when
10367 swapping commutative operands.
10369 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
10371 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
10372 Use standard_iv_increment_position for computing the bsi position
10374 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
10377 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
10380 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
10381 life range of hard registers.
10382 * value-prof.c (insn_prefetch_values_to_profile): Only
10385 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
10386 profile in libcalls.
10388 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
10390 * bitmap.h (bitmap_and_compl_into): Return bool.
10391 * bitmap.c (bitmap_and_compl_into): Return changed flag.
10393 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10395 PR tree-optimization/19944
10396 * fold-const.c (fold): Re-add ABS_EXPR folding.
10398 2005-02-13 David Edelsohn <edelsohn@gnu.org>
10401 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
10402 {TARGET,MASK}_XL_COMPAT.
10403 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
10405 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
10406 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
10408 (rs6000_arg_partial_bytes): Same.
10409 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
10410 and XL compatibility enabled.
10411 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
10412 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
10413 test to final condition.
10414 (cmptf_internal2): New.
10415 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10416 xl-compat. Add TFmode information to description.
10418 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10420 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10422 2005-02-13 Jason Merrill <jason@redhat.com>
10425 * fold-const.c (fold_indirect_ref_1): Split out from...
10426 (build_fold_indirect_ref): Here.
10427 (fold_indirect_ref): New fn.
10428 * tree.h: Declare it.
10429 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10430 (gimplify_modify_expr_rhs): Likewise.
10431 (gimplify_expr): Likewise.
10433 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10435 PR tree-optimization/14303
10436 PR tree-optimization/15784
10437 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
10438 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
10439 ABS_EXPR<x> != 0 to x != 0.
10441 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
10443 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
10444 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
10445 spelling conventions.
10447 * passes.c (rest_of_handle_gcse): Don't run cse_main and
10448 delete_trivially_dead_insns too many times.
10450 * passes.c (rest_of_handle_gcse): Remove dead assignments to
10453 2005-02-12 Ira Rosen <irar@il.ibm.com>
10455 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
10456 (vect_is_simple_iv_evolution): Remove redundant parameter
10458 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
10459 without last parameter.
10460 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
10461 Return pointer step. Call vect_is_simple_iv_evolution without
10462 last parameter. Check only that the step is multiple of size
10463 type. Remove stmt_vinfo updates.
10464 (vect_get_memtag_and_dr): Remove.
10465 (vect_get_memtag): New function.
10466 (vect_address_analysis): New function.
10467 (vect_object_analysis): New function.
10468 (vect_analyze_data_refs): Call vect_object_analysis and
10469 vect_get_memtag. Update stmt_vinfo fields.
10471 2005-02-12 Ira Rosen <irar@il.ibm.com>
10473 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
10474 exist and are objects. Remove checks for pointer.
10475 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
10476 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
10477 (vect_create_data_ref_ptr): Likewise.
10478 (vect_base_addr_differ_p): New function.
10479 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
10480 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
10481 Don't set the DR_BASE_NAME field of data-ref.
10482 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10484 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10486 * optabs.h (enum optab_index): Add new OTI_ldexp.
10487 (ldexp_optab): Define corresponding macro.
10488 * optabs.c (init_optabs): Initialize ldexp_optab.
10489 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10491 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10493 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10494 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10496 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10497 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10500 2005-02-12 Ira Rosen <irar@il.ibm.com>
10502 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10504 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10506 (vect_get_base_and_offset): Always return an address.
10507 (vect_create_addr_base_for_vector_ref): Remove treatment for
10508 different data reference types.
10509 (vect_compute_data_ref_alignment): Rename base to base_address in
10510 stmt_vec_info. Get the object in order to force its alignment.
10511 (vect_get_memtag_and_dr): Rename base to base_address in
10512 stmt_vec_info. Extract the object for memtag analysis.
10514 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10516 PR regression/19898.
10517 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10518 changes cc_status, use apply modified_in_p to part of cc_status
10519 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10522 2005-02-11 Richard Henderson <rth@redhat.com>
10524 * tree-complex.c (expand_complex_libcall): New.
10525 (expand_complex_multiplication): Use it for c99 compliance.
10526 (expand_complex_division): Likewise.
10527 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10529 * builtins.c (built_in_names): Remove const.
10530 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10532 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10533 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10534 (built_in_names): Remove const.
10535 * c-common.c (c_common_type_for_mode): Handle complex modes.
10536 * flags.h, toplev.c (flag_complex_method): Rename from
10537 flag_complex_divide_method.
10538 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10539 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10540 * libgcc2.h: Declare them.
10541 * libgcc-std.ver: Export them.
10542 * mklibgcc.in (lib2funcs): Build them.
10544 2005-02-11 Steven Bosscher <stevenb@suse.de>
10546 PR tree-optimization/19876
10547 Partially revert my change from 2005-01-14
10548 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10549 (compute_antic): ...and remove the loop here.
10551 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10553 PR middle-end/19858
10554 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
10555 is number of inner's bits, avoid creating a BIT_FIELD_REF.
10557 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
10558 crtend.o if -pie. Use %{x:a;:b} spec syntax.
10560 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
10562 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
10563 offsets for the big-endian 32-bit case.
10565 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
10567 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
10569 2005-02-11 Dale Johannesen <dalej@apple.com>
10571 * cselib.c (cselib_process_insn): Clear out regs where
10572 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
10573 * reload.c (find_equiv_reg): Ditto.
10575 2005-02-11 Ian Lance Taylor <ian@airs.com>
10577 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
10580 * tree.c (build_function_type_list): Work correctly if there are
10583 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
10585 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
10586 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10587 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
10588 TARGET_ZARCH instead of TARGET_64BIT.
10590 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10592 * config/rs6000/t-rtems:
10593 (MULTILIB_OPTIONS): Remove mcpu=602.
10594 (MUTLILIB_DIRNAMES): Remove m602.
10595 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
10596 Let mcpu=602 match mcpu=603.
10597 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
10599 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10601 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
10602 signal trampolines.
10604 2005-02-10 David Daney <ddaney@avtrex.com>
10606 * config/alpha/linux-unwind.h: Add exception clause to copyright.
10607 * config/i386/linux-unwind.h: Likewise.
10608 * config/ia64/linux-unwind.h: Likewise.
10609 * config/mips/linux-unwind.h: Likewise.
10610 * config/pa/linux-unwind.h: Likewise.
10611 * config/rs6000/linux-unwind.h: Likewise.
10612 * config/s390/linux-unwind.h: Likewise.
10613 * config/sh/linux-unwind.h: Likewise.
10614 * config/sparc/linux-unwind.h: Likewise.
10616 2005-02-10 Steven Bosscher <stevenb@suse.de>
10618 PR tree-optimization/17549
10619 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10620 TER to replace a DEF with its expression if the DEF and the
10621 rhs of the expression we replace into have the same root
10624 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10626 * config/mips/mips.md: Fix the placement of the match_scratch in the
10629 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10631 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10634 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10636 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10637 (strip_offset): Handle addresses.
10638 (add_address_candidates): Use strip_offset.
10639 (difference_cost): Reflect strip_offset change.
10640 (force_var_cost, difference_cost): Strip nops.
10642 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10644 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10646 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10647 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10648 config/cris/cris-protos.h, config/cris/cris.c: Update
10651 2005-02-10 Jeff Law <law@redhat.com>
10653 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10654 (lookup_avail_expr): Similarly.
10656 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10658 * builtins.c (fold_builtin_powi): New function.
10659 (fold_builtin_1): Call it.
10661 2005-02-10 Steven Bosscher <stevenb@suse.de>
10663 PR documentation/19309
10664 * doc/cpp.texi: The __GNUC__ and related predefined macros
10665 are also defined for the "standalone" cpp.
10666 Some non-GCC compilers may also define __GNUC__.
10668 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10671 * c-typeck.c (common_type): New routine. Old common_type renamed
10673 (c_common_type): ...this.
10674 (build_conditional_expr, build_binary_op): Use c_common_type instead
10677 2005-02-10 Steven Bosscher <stevenb@suse.de>
10679 * doc/md.texi: Replace @samp{length} with @code{length}.
10681 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10683 PR tree-optimization/18687
10684 * tree-flow.h (find_loop_niter): Declare.
10685 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10686 Try using scev even for loops with more than one exit.
10687 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10688 (struct ivopts_data): Added niters field.
10689 (struct nfe_cache_elt): New.
10690 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10692 (tree_ssa_iv_optimize_init): Initialize niters cache.
10693 (determine_number_of_iterations): Removed.
10694 (find_induction_variables): Do not call determine_number_of_iterations.
10695 Access niters for single exit through niter_for_single_dom_exit.
10696 (add_iv_outer_candidates): Access niters for single exit through
10697 niter_for_single_dom_exit.
10698 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10699 number_of_iterations_cond.
10700 (iv_period): New function.
10701 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10702 (may_replace_final_value): Take data argument. Use
10703 niter_for_single_dom_exit.
10704 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10705 (rewrite_use_compare): Pass data to may_eliminate_iv.
10706 (rewrite_use_outer): Pass data to may_replace_final_value.
10707 (free_loop_data): Clean up the niters cache.
10708 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10709 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10710 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10711 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10712 (num_ending_zeros): Moved to tree.c.
10713 * tree.h (num_ending_zeros): Declare.
10714 * tree.c (num_ending_zeros): Moved from tree.c.
10716 2005-02-09 Richard Henderson <rth@redhat.com>
10718 * builtins.c (DEF_BUILTIN): Add COND argument.
10719 * tree.h (DEF_BUILTIN): Likewise.
10720 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10721 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10723 (DEF_BUILTIN_STUB): New.
10724 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10725 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10726 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10727 * c-common.c (DEF_BUILTIN): Add COND argument.
10728 * tree.c (local_define_builtin): New.
10729 (build_common_builtin_nodes): New.
10731 2005-02-09 Roger Sayle <roger@eyesopen.com>
10733 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10734 floating point expression ignoring the sign of the result.
10735 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10736 (fold) <MULT_EXPR>: Use it to simplify x*x.
10737 * tree.h (fold_strip_sign_ops): Prototype here.
10738 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10739 argument. Use fold_strip_sign_ops to simplify the first argument.
10740 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10741 first argument when the second argument is an even integer
10742 constant, but only with -funsafe_math_optimizations.
10743 (fold_builtin_1): Update call to fold_builtin_copysign.
10745 2005-02-09 Ian Lance Taylor <ian@airs.com>
10747 PR middle-end/19583
10748 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10749 just check whether EH_FILTER_FAILURE falls through.
10751 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10753 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10754 insns return to ready list in the next turn.
10756 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10758 PR middle-end/19402
10759 * builtins.def: New __builtin_powi[lf].
10760 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10761 (expand_builtin_powi): New function.
10762 (expand_builtin): Dispatch to expand_builtin_powi.
10763 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10764 * libgcc2.c: Add __builtin_powi[lf] implementation.
10765 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10766 * optabs.h: Add powi_optab.
10767 * optabs.c (init_optabs): Initialize powi_optab.
10768 * doc/extend.texi: Document __builtin_powi[lf].
10770 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10772 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10775 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10777 PR middle-end/19854
10778 * fold-const.c (try_move_mult_to_index): Remove redundant
10779 type argument. Create ADDR_EXPR with correct type.
10780 (fold): Update callers of try_move_mult_to_index. Convert
10781 result to the appropriate type.
10783 2005-02-09 Roger Sayle <roger@eyesopen.com>
10786 * config/avr/avr.c (default_rtx_costs): Delete.
10787 (avr_operand_rtx_cost): New function.
10788 (avr_rtx_costs): Completely rewrite.
10790 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10793 * config/cris/cris.c (in_code): New variable.
10794 (cris_output_addr_const): Now a static function, a wrapper for
10796 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10797 case from old cris_output_addr_const.
10798 (cris_asm_output_label_ref): Similar for LABEL_REF.
10799 (cris_output_addr_const_extra): Similar for UNSPEC.
10800 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10801 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10802 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10804 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10805 (cris_asm_output_label_ref): Declare.
10807 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10809 PR preprocessor/19801
10810 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10811 filenames that changed when libcpp was moved to the toplevel.
10813 2005-02-07 Roger Sayle <roger@eyesopen.com>
10815 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10816 zero extensions of BImode operands. Call lowpart_subreg instead
10817 of gen_lowpart_common and gen_lowpart_SUBREG.
10819 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10822 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10823 * configure.ac: Set cc_for_cross_gnattools.
10824 * configure: Regenerate.
10826 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10829 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10831 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10834 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10835 of nested functions.
10837 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10839 * doc/extend.texi: Document deprecated extensions allowing
10840 static floating-point members to have initializers and allowing
10841 floating-point literals in integral constant expressions.
10843 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10845 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10846 config/darwin7.h, config/mips/mips.c,
10847 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10850 * cse.c: Update comments.
10852 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10854 PR middle-end/19775
10855 * builtins.c (fold_builtin_sqrt): Transform
10856 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10859 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10860 Dorit Naishlos <dorit@il.ibm.com>
10862 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10863 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10864 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10866 * tree.h (vect_set_verbosity_level): New extern function declaration
10868 * tree-vectorizer.h (verbosity_levels): New enum type.
10869 * tree-vectorizer.c (vect_debug_stats): Function removed.
10870 (vect_debug_details): Likewise.
10871 (vect_verbosity_level): Global variable was defined and initialized.
10872 (vect_dump): Global variable definition.
10873 (vect_print_dump_info): New function.
10874 (vect_set_dump_settings): New function.
10875 (vect_set_verbosity_level): New function.
10876 (vectorize_loops): Add call to vect_set_dump_settings.
10878 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10879 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10880 (slpeel_tree_peel_loop_to_edge): Likewise.
10882 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10883 appropriate verbosity level instead of call to vect_debug_details
10884 or vect_debug_stats.
10885 (vect_get_base_and_offset):
10886 (vect_create_addr_base_for_vector_ref):
10887 (get_vectype_for_scalar_type):
10888 (vect_create_data_ref_ptr):
10889 (vect_init_vector):
10890 (vect_get_vec_def_for_operand):
10891 (vect_finish_stmt_generation):
10892 (vectorizable_assignment):
10893 (vectorizable_operation):
10894 (vectorizable_store):
10895 (vectorizable_load):
10896 (vect_transform_stmt):
10897 (vect_update_ivs_after_vectorizer):
10898 (vect_do_peeling_for_loop_bound):
10899 (vect_update_inits_of_drs):
10900 (vect_do_peeling_for_alignment):
10901 (vect_transform_loop):
10902 (vect_is_simple_use):
10903 (vect_analyze_operations):
10904 (vect_is_simple_iv_evolution):
10905 (vect_analyze_scalar_cycles):
10906 (vect_analyze_data_ref_dependence):
10907 (vect_analyze_data_ref_dependences):
10908 (vect_compute_data_ref_alignment):
10909 (vect_enhance_data_refs_alignment):
10910 (vect_analyze_data_refs_alignment):
10911 (vect_analyze_data_ref_access):
10912 (vect_analyze_data_ref_accesses):
10913 (vect_analyze_pointer_ref_access):
10914 (vect_get_memtag_and_dr):
10915 (vect_analyze_data_refs):
10916 (vect_mark_relevant):
10917 (vect_stmt_relevant_p):
10918 (vect_mark_stmts_to_be_vectorized):
10919 (vect_can_advance_ivs_p):
10920 (vect_get_loop_niters):
10921 (vect_analyze_loop_form):
10922 (vect_analyze_loop):
10923 (vectorize_loops): Likewise.
10925 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10926 (vect_update_inits_of_drs):
10927 (vect_do_peeling_for_alignment):
10928 (vect_transform_loop):
10929 (vect_analyze_operations):
10930 (vect_analyze_scalar_cycles):
10931 (vect_analyze_data_ref_dependences):
10932 (vect_analyze_data_refs_alignment):
10933 (vect_analyze_data_ref_accesses):
10934 (vect_analyze_data_refs):
10935 (vect_mark_stmts_to_be_vectorized):
10936 (vect_get_loop_niters):
10937 (vect_analyze_loop_form):
10938 (vect_analyze_loop): Likewise.
10939 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10941 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10945 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10946 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10947 either -ffast-math or -funsafe-math-optimizations is in use.
10949 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10950 * config/mips/irix-csr.c: New file.
10951 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10952 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10953 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10956 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10958 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10959 redundant, incorrect definitions.
10961 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10963 ("*tls_indirect_call"): New, reference hard regs directly.
10964 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10966 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10968 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10969 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10971 2005-02-06 Roger Sayle <roger@eyesopen.com>
10973 PR rtl-optimization/19800
10974 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10975 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10978 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10980 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10982 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10985 * doc/invoke.texi: Correct documentation of -freorder-functions.
10987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10990 * doc/invoke.texi: Don't mention gccbug.
10992 2005-02-06 Roger Sayle <roger@eyesopen.com>
10993 Andrew Pinski <pinskia@physics.uc.edu>
10994 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10996 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10997 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10998 into just (zero_extract:SI FOO (const_int 1) BAR).
11000 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11002 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11003 macro locally. Don't give last revision date. Use GCC version
11004 number from gcc-common.texi.
11005 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11006 revision date. Use GCC version number from gcc-common.texi.
11007 Describe being a library as current state rather than as 3.x
11009 * doc/gcc.texi: Remove last update date.
11010 * doc/gccint.texi: Likewise. Update copyright dates.
11011 * doc/install.texi: Update copyright dates.
11013 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11016 * doc/invoke.texi: Mention for each option included in -Wall that
11017 it is included in -Wall.
11018 * doc/gcc.texi: Update copyright and last modification date.
11020 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11023 unnecessary cast to original induction variable increments.
11025 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11027 PR tree-optimization/18219
11028 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11029 in distributed form.
11031 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11033 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11034 Set bitpos and offset later in the function. Do nothing if the
11035 target is a register and if the bitfield lies completely outside
11037 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11038 here. Return an uninitialised register if the source value is stored
11039 in a register and the bitfield lies completely outside that register.
11041 2005-02-06 Steven Bosscher <stevenb@suse.de>
11043 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11046 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11048 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11050 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11052 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11053 * config/darwin8.h: New.
11054 * config/darwin7.h: Update comment.
11056 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11057 Dorit Naishlos <dorit@il.ibm.com>
11059 * tree-vectorizer.h (LOC): New type.
11060 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11061 (loop_line_number): New field in struct _loop_vec_info.
11062 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11064 * tree-vectorizer.c (input.h): Included.
11065 (find_loop_location): New function.
11066 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11067 loop line number removed.
11068 (vect_debug_details): Likewise.
11069 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11071 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11072 call to vect_debug_details/stats changed from loop to loop_loc.
11073 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11074 (slpeel_tree_peel_loop_to_edge): Likewise.
11076 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11077 changed from NULL to UNKNOWN_LOC.
11078 (vect_get_base_and_offset):
11079 (vect_create_addr_base_for_vector_ref):
11080 (get_vectype_for_scalar_type):
11081 (vect_create_data_ref_ptr):
11082 (vect_init_vector):
11083 (vect_get_vec_def_for_operand):
11084 (vect_finish_stmt_generation):
11085 (vectorizable_assignment):
11086 (vectorizable_operation):
11087 (vectorizable_store):
11088 (vectorizable_load):
11089 (vect_transform_stmt):
11090 (vect_update_ivs_after_vectorizer):
11091 (vect_do_peeling_for_loop_bound):
11092 (vect_do_peeling_for_alignment):
11093 (vect_transform_loop):
11094 (vect_is_simple_use):
11095 (vect_analyze_operations):
11096 (vect_is_simple_iv_evolution):
11097 (vect_analyze_scalar_cycles):
11098 (vect_analyze_data_ref_dependences):
11099 (vect_compute_data_ref_alignment):
11100 (vect_enhance_data_refs_alignment):
11101 (vect_analyze_data_ref_access):
11102 (vect_analyze_data_ref_accesses):
11103 (vect_analyze_pointer_ref_access):
11104 (vect_get_memtag_and_dr):
11105 (vect_analyze_data_refs):
11106 (vect_mark_relevant):
11107 (vect_stmt_relevant_p):
11108 (vect_mark_stmts_to_be_vectorized):
11109 (vect_can_advance_ivs_p):
11110 (vect_get_loop_niters):
11111 (vect_analyze_loop):
11112 (vectorize_loops): Likewise.
11114 (vectorizable_load): Argument in call to vect_debug_details/stats
11115 changed from loop to LOOP_LOC (loop_vinfo).
11116 (vect_transform_loop):
11117 (vect_analyze_operations):
11118 (vect_analyze_scalar_cycles):
11119 (vect_analyze_data_ref_dependence):
11120 (vect_enhance_data_refs_alignment):
11121 (vect_analyze_data_ref_accesses):
11122 (vect_analyze_pointer_ref_access):
11123 (vect_analyze_data_refs):
11124 (vect_analyze_loop): Likewise.
11126 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11127 changed from loop to loop_loc.
11129 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11131 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11132 Dorit Naishlos <dorit@il.ibm.com>
11134 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11136 (vect_analyze_data_ref_dependences): Likewise.
11138 (vect_is_simple_use): Argument changed from loop structure to
11139 loop_vect_info structure.
11140 (vect_can_advance_ivs_p): Likewise.
11141 (vect_create_index_for_vector_ref): Likewise.
11142 (vect_update_ivs_after_vectorizer): Likewise.
11143 (new_stmt_vec_info): Likewise.
11145 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11146 changed from loop to loop_vinfo.
11147 (vect_create_data_ref_ptr): First argument in call to
11148 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11149 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11150 was changed from loop to loop_vinfo.
11151 (vectorizable_operation): Likewise.
11152 (vectorizable_store): Likewise.
11153 (vect_mark_stmts_to_be_vectorized): Likewise.
11154 (vect_do_peeling_for_loop_bound): First argument in call to
11155 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11156 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11157 was changed from loop to loop_vinfo.
11158 (vect_analyze_data_ref_dependences): Third argument in call to
11159 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11161 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11162 (vect_create_data_ref_ptr): Likewise.
11163 (vect_init_vector): Likewise.
11164 (vect_get_vec_def_for_operand): Likewise.
11165 (vectorizable_assignment): Likewise.
11166 (vectorizable_operation): Likewise.
11167 (vectorizable_store): Likewise.
11168 (vectorizable_load): Likewise.
11169 (vect_update_ivs_after_vectorizer): Likewise.
11170 (vect_is_simple_use): Likewise.
11171 (vect_analyze_data_ref_dependence): Likewise.
11172 (vect_analyze_pointer_ref_access): Likewise.
11173 (vect_can_advance_ivs_p): Likewise.
11175 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11176 before _stmt_vec_info.
11177 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11178 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11179 (new_stmt_vec_info): Argument changed from loop structure to
11180 loop_vect_info structure
11182 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11183 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11184 (vect_create_addr_base_for_vector_ref): Likewise.
11185 (vect_analyze_pointer_ref_access): Likewise.
11187 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11190 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11191 phi flag if the phi is abnormal.
11193 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11196 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11197 information for the new statement.
11199 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11202 * gcc.c (main): Include the target in -v output.
11204 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
11206 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
11207 Do not drop the extend if we'd have to add a paradoxical subreg
11208 later. Include optabs.h and insn-codes.h.
11209 * Makefile.in (combine.o): Depend on $(OPTABS_H).
11211 2005-02-02 Roger Sayle <roger@eyesopen.com>
11213 PR middle-end/19405
11214 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
11215 * fold-const.c (const_binop): Avoid constant folding floating
11216 point operations in modes that use composite representations.
11217 * simplify-rtx.c (simplify_binary_operation): Likewise.
11219 2005-02-02 Geoffrey Keating <geoffk@apple.com>
11221 * config/rs6000/altivec.md (altivec_dst): Make the first operand
11223 (altivec_dstt): Likewise.
11224 (altivec_dstst): Likewise.
11225 (altivec_dststt): Likewise.
11226 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
11229 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11231 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
11232 EXPR_LOCUS from orig_cond to the new cond_stmt.
11233 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
11236 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11238 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
11239 standard_iv_increment_position. Remove call to bsi_next
11240 (no need to bump the iterator anymore).
11241 (vect_create_index_for_vector_ref): Call
11242 standard_iv_increment_position. Remove second function argument.
11243 (vect_finish_stmt_generation): Remove call to bsi_next
11244 (no need to bump the iterator anymore).
11245 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
11246 to vect_create_index_for_vector_ref.
11248 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11250 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
11251 phis are used out of the loop.
11253 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11256 * c-decl.c (undef_nested_function): New variable.
11257 (pop_scope): Diagnose undefined nested functions.
11258 (finish_function): Don't attempt cgraph processing or genericizing
11259 if current top-level function contained an undefined nested
11260 function. Reset undef_nested_function at the end of a top-level
11263 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
11265 * tree.c (build_int_cst_type): Take sign of the value into account
11266 when deciding whether sign extend the value.
11268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11271 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
11272 (cpp_options, cc1_options): Change %{std*&ansi} to
11273 %{std*&ansi&trigraphs}.
11275 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11277 * cse.c: Update comments.
11279 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
11281 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
11282 arguments go on the stack. Do not put complex doubles in odd/even
11285 2005-02-02 Steven Bosscher <stevenb@suse.de>
11287 * doc/invoke.texi: Update the options enabled at -O1, -O2,
11288 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
11289 -ftree-pre, and -fthread-jumps.
11291 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
11293 PR tree-optimization/19578
11294 * tree-flow.h (modified_noreturn_calls): Declare.
11295 (noreturn_call_p): Declare.
11296 * tree-flow-inline.h (noreturn_call_p): New function.
11297 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
11298 * tree-cfg.c (modified_noreturn_calls): New variable.
11299 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
11300 that contain a mid-block noreturn call.
11301 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
11303 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11305 * df.c (df_def_record_1, df_uses_record): Don't use
11307 * df.h (DF_FOR_REGALLOC): Remove.
11309 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11312 * c-typeck.c (really_start_incremental_init): Reset
11313 constructor_max_index for arrays of incomplete type.
11315 2005-02-02 Jeff Law <law@redhat.com>
11317 * gcse.c (struct reg_set): Store the block index where the register
11318 was set rather than the setting insn.
11319 (record_one_set, compute_transp): Corresponding changes.
11320 (pre_insert_copy_insn): Do not call replace_one_set.
11321 (replace_one_set): Remove.
11323 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11326 * doc/gcov.texi: Fix typo.
11328 2005-02-01 Richard Henderson <rth@redhat.com
11331 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
11332 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
11334 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
11335 * config/i386/i386-protos.h: Update.
11337 2005-02-01 Steven Bosscher <stevenb@suse.de>
11339 PR tree-optimization/19217
11340 * tree-cfg.c (verify_expr): Use the data field to see if TP was
11341 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
11342 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
11343 that it is walking a PHI node.
11345 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
11347 * doc/extend.texi (Nested Functions): Update.
11349 2005-02-01 Richard Henderson <rth@redhat.com>
11352 * optabs.c (expand_copysign_absneg): Export.
11353 * optabs.h (expand_copysign_absneg): Declare.
11354 * config/rs6000/rs6000.md (copysigntf3): New.
11356 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11358 PR tree-optimization/19633
11359 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
11360 * tree-ssa-alias.c (init_alias_info): Initialize.
11361 (merge_pointed_to_info): Set.
11362 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
11363 (dump_points_to_info_for): Show value of pt_null.
11364 (struct count_ptr_d): Declare.
11365 (find_ptr_dereference): Remove.
11366 (ptr_is_dereferenced_by): Remove.
11367 (count_ptr_derefs): New local function.
11368 (count_uses_and_derefs): New local function.
11369 (compute_points_to_and_addr_escape): Call it. If the number
11370 of dereferences is greater than zero, mark the pointer as
11371 dereferenced. If there are fewer dereferences than uses of
11372 the pointer, the pointer's value escapes.
11374 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11376 PR tree-optimization/19670
11377 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
11379 (verify_use): ... set it here, instead.
11381 2005-02-01 Janis Johnson <janis187@us.ibm.com>
11383 * doc/sourcebuild.texi (Test directives): Fix formatting.
11385 * doc/sourcebuild.texi (Test directives): Describe selector
11388 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
11390 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
11391 specific 64-bit CPUs.
11393 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
11396 * arm.c (arm_eliminable_register): New function.
11397 (adjacent_mem_locations): Don't allow eliminable registers. Use
11398 HOST_WIDE_INT for address offsets.
11399 * arm-protos.h (arm_eliminable_register): Add prototype.
11401 2005-02-01 Steven Bosscher <stevenb@suse.de>
11403 PR optimization/15242
11404 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
11405 * basic-block.h (duplicate_computed_gotos): Add prototype.
11406 * bb-reorder.c (duplicate_computed_gotos): New function to
11407 duplicate sufficiently small blocks ending in a computed jump.
11408 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
11409 if not optimizing for size.
11410 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
11411 never do tail merging for blocks ending in a computed jump.
11412 * doc/invoke.texi: Document the max-goto-duplication-insns param.
11414 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11416 Patch from Richard Sandiford <rsandifo@redhat.com>
11417 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11418 from inheriting a subreg equivalence with a non-spill register.
11420 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11422 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11424 * config/frv/frv.c (movcc_fp_destination_operand): New.
11425 (gpr_or_memory_operand): Fix typo in comment.
11426 (gpr_or_memory_operand_with_scratch): New.
11427 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11428 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11429 movcc_fp_destination_operand.
11430 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11431 Legitimize memory addresses using a scratch register.
11433 2005-01-31 Jeff Law <law@redhat.com>
11435 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
11436 bitmap a sparse bitmap instead of a simple bitmap.
11437 (mark_def_sites_initialize_block): Corresponding changes.
11438 (ssa_mark_def_sites_initialize_block): Likewise.
11439 (ssa_mark_phi_uses): Likewise.
11440 (mark_def_site, ssa_mark_def_sites): Likewise.
11441 (mark_def_site_blocks): Likewise.
11442 (rewrite_ssa_into_ssa): Likewise.
11444 * tree-ssa-dom.c (record_cond): Pass correct variable type
11445 for last argument to htab_find_slot_with_hash.
11447 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
11448 effects when optimizing 0 % X. Do not try to optimize X % 0.
11450 2005-01-31 James E. Wilson <wilson@specifixinc.com>
11452 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
11455 2005-02-01 Eric Christopher <echristo@redhat.com>
11457 * config/mips/mips.c (override_options): Warn if -mint64
11459 * doc/invoke.texi (MIPS Options): Document that -mint64 is
11462 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
11464 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
11466 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
11467 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
11468 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
11469 (cached_regno): Initialize to INVALID_REGNUM.
11470 (cse_reg_info_table_size,
11471 cse_reg_info_table_first_uninitialized,
11472 cse_reg_info_timestamp): New.
11473 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
11475 (init_cse_reg_info, get_cse_reg_info_1): New.
11476 (get_cse_reg_info): Cache the last look-up.
11477 (new_basic_block): Update the code to clear mappings from
11478 registers to cse_reg_info entries.
11479 (cse_main): Call init_cse_reg_info.
11481 * cse.c (get_cse_reg_info): Update a comment.
11483 2005-01-31 Steven Bosscher <stevenb@suse.de>
11486 * c-decl.c (start_decl): Do not warn about arrays of elements with
11487 an incomplete type here.
11488 (grokdeclarator): Do it here by making a pedwarn an error.
11489 * c-typeck.c (push_init_level): If there were previous errors with
11490 the constructor type, do not warn about braces for initializers.
11491 (process_init_element): Likewise for excess initializer elements.
11493 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11495 * cse.c (delete_trivially_dead_insn): Don't iterate.
11497 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11499 * config/rs6000/rs6000.md (copysignsf3): New expand.
11500 (copysigndf3): Likewise.
11502 2005-01-31 Steven Bosscher <stevenb@suse.de>
11504 * recog.c (constrain_operands): Only look for earlyclobber operand
11505 conflicts if an '&' constraint was seen.
11507 2005-01-31 Marc Espie <espie@openbsd.org>
11509 * config.gcc: Don't include embedded systems fragment, switches default
11510 debugging format to ELF.
11511 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11512 longer pick it up there.
11514 2005-01-31 Dale Johannesen <dalej@apple.com>
11516 * doc/extend.texi (nested functions): Fix linkage description.
11517 Clarify that static is not allowed.
11519 2005-01-31 Dale Johannesen <dalej@apple.com>
11521 * config/rs6000/darwin.md (movsf_low_di): Make work.
11522 (movdf_low_di): Make work.
11524 2005-01-31 Dale Johannesen <dalej@apple.com>
11526 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11527 Make work for 64 bit.
11529 2005-01-31 Roger Sayle <roger@eyesopen.com>
11530 Dale Johannesen <dalej@apple.com>
11532 PR middle-end/19650
11533 * fold-const.c (fold_binary_op_with_conditional_arg):
11534 Make types match original operands, before STRIP_NOPS.
11536 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11538 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11539 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11540 (struct gcc_sigcontext): Delete. Merge contents to..
11541 (struct gcc_ucontext): ..here.
11542 (get_sigcontext): Delete.
11543 (get_regs): New function, like get_sigcontext but return regs ptr.
11544 64-bit version finds regs from r1 to support vdso.
11545 (ppc_linux_aux_vector): New function.
11546 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11549 2005-01-31 Ira Rosen <irar@il.ibm.com>
11551 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11553 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11554 redundant fold. Fix misalignment for MINUS_EXPR.
11555 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
11556 (vect_analyze_pointer_ref_access): Likewise.
11557 (vect_get_memtag_and_dr): Likewise.
11559 2005-01-31 Richard Henderson <rth@redhat.com>
11561 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
11562 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
11563 absnegdf2_i387, absnegxf2_i387): Likewise.
11565 2005-01-31 Richard Henderson <rth@redhat.com>
11568 * optabs.c (expand_copysign_absneg): New.
11569 (expand_copysign_bit): Split out from ...
11570 (expand_copysign): ... here. Use expand_copysign_absneg.
11572 2005-01-30 Roger Sayle <roger@eyesopen.com>
11574 PR middle-end/19697
11575 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
11576 constant as the second operand and a register as the third.
11578 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
11581 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11582 that dllimport'd functions do not use all call-clobbered registers
11583 to pass parameters.
11585 2005-01-30 Richard Henderson <rth@redhat.com>
11588 * optabs.c (expand_absneg_bit): Split out from expand_unop and
11589 expand_abs_nojump and generalize. Use operand_subword and
11590 emit_no_conflict_block. Support large modes.
11591 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
11593 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
11594 negation to subtraction.
11595 (expand_copysign): Check that the format has signed zeros.
11596 Use operand_subword and emit_no_conflict_block. Support large modes.
11598 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
11600 Fix PR tree-optimization/19624
11602 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
11603 * tree-ssa-pre.c: Add cfgloop.h.
11605 (pre_stats): New member, constified.
11606 (inserted_exprs): New static variable.
11607 (NECESSARY): New macro.
11608 (create_expression_by_pieces): Fold the expression, and
11609 mark it as defaulting to not necessary. Also put in
11611 (fully_constant_expression): New function.
11612 (insert_into_preds_of_block): Modify to not insert phis when we
11613 are playing with induction variables.
11614 Push phis onto the inserted_exprs vector, and mark them as not
11615 necessary by default.
11616 (insert_aux): Call fully_constant_expression on eprime.
11617 If all edges produce the same value, mark it constant.
11618 (mark_operand_necessary): New function.
11619 (remove_dead_inserted_code): New function.
11620 (init_pre): Init loop optimizer to get loop info.
11621 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11622 (execute_pre): Commit edge inserts, then remove dead code.
11624 2005-01-30 Richard Henderson <rth@redhat.com>
11626 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11627 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11629 2005-01-30 Richard Henderson <rth@redhat.com>
11632 * config/i386/i386.c (ix86_expand_copysign): New.
11633 (ix86_split_copysign_const): New.
11634 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11635 rearrange op1/nmask operands.
11636 * config/i386/i386-protos.h: Update.
11637 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11638 (copysigndf3): Likewise.
11639 (copysignsf3_const, copysigndf3_const): New.
11640 (copysignsf3_var): Rename from copysignsf3, split out splitter
11641 and fix split predicate for X constraint.
11642 (copysigndf3_var): Similarly.
11644 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11646 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11647 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11648 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11650 2005-01-29 Richard Henderson <rth@redhat.com>
11653 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11654 of # and * in constraints.
11656 2005-01-29 Richard Henderson <rth@redhat.com>
11658 PR middle-end/19689
11659 * expr.c (store_field): Don't strip sub-mode cast when the input
11660 data is even smaller.
11662 2005-01-29 Richard Henderson <rth@redhat.com>
11664 PR middle-end/19687
11665 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11668 2005-01-29 Richard Henderson <rth@redhat.com>
11670 * combine.c (make_field_assignment): Fix argument order
11673 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11675 PR tree-optimization/15791
11676 * fold-const.c (extract_array_ref): New function.
11677 (fold): Fold comparisons between &a[i] and &a[j] or
11678 semantically equivalent trees.
11680 2005-01-29 Jeff Law <law@redhat.com>
11682 * gcse.c (insert_expr_in_table): Revamp handling of available
11683 and anticipatable occurrence lists to avoid unnecessary list
11685 (insert_set_in_table): Similarly.
11687 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11689 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11691 (c_build_qualified_type): Build qualified array types with
11692 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11693 * c-decl.c (c_make_fname_decl): Build unqualified array type
11694 before qualified type.
11695 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11696 type is qualified, not just if type itself is. Don't apply
11697 qualifiers to array type when declarator is processed. Apply
11698 qualifiers to field type whether or not it is an array type.
11699 Don't handle array types specially for applying qualifiers to
11701 * c-typeck.c (composite_type): Build unqualified element type and
11702 array type when forming composite of array types.
11703 (common_pointer_type, comptypes, comp_target_types,
11704 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11705 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11707 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11708 (args2) in variables a1 and a2.
11710 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11712 * cse.c (n_elements_made, max_elements_made): Remove.
11713 (insert): Don't touch n_elements_made.
11714 (cse_main): Don't touch n_elements_made or max_elements_made.
11716 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11719 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11720 configuration part of dp-bit.c to be lost.
11722 2005-01-28 Roger Sayle <roger@eyesopen.com>
11724 * expmed.c (expand_mult_highpart_optab): When attempting to use
11725 a non-widening multiplication in a wider mode, the operands need
11726 to be converted (zero or sign extended) to that mode.
11728 2005-01-28 Ian Lance Taylor <ian@airs.com>
11730 PR middle-end/16558
11731 PR middle-end/19583
11732 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11733 through if both operands fall through.
11735 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11737 * cse.c (fold_rtx) <PC>: Don't optimize.
11739 2005-01-28 Jeff Law <law@redhat.com>
11741 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11742 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11744 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11746 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11747 cse_reg_info_used_list_end): Remove.
11748 (cse_reg_info_list, cse_reg_info_list_free): New.
11749 (get_cse_reg_info): When allocating an instance of
11750 cse_reg_info, add it to the beginning of the cse_reg_info_list
11751 list. Remove code to maintain cse_reg_info_used_list.
11752 (new_basic_block): Reset the free list to the beginning of
11755 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11757 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11758 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11759 (frv_expand_mdpackh_builtin): New function.
11760 (frv_expand_builtin): Use it to expand __MDPACKH.
11761 * doc/extend.texi (__MDPACKH): Update documentation.
11763 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11765 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11766 SSE_FLOAT_MODE_P for use_sse computation.
11768 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11771 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11773 2005-01-27 Richard Henderson <rth@redhat.com>
11775 * builtins.c (expand_builtin_copysign): New.
11776 (expand_builtin): Call it.
11777 * genopinit.c (optabs): Add copysign_optab.
11778 * optabs.c (init_optabs): Initialize it.
11779 (expand_copysign): New.
11780 * optabs.h (OTI_copysign, copysign_optab): New.
11781 (expand_copysign): Declare.
11783 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11784 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11786 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11787 (ix86_expand_fp_absneg_operator): ... here.
11788 (ix86_split_copysign): New.
11789 * config/i386/i386-protos.h: Update.
11790 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11791 (copysignsf3, copysigndf3): New.
11793 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11794 (copysignsf3, ncopysignsf3): New.
11795 (copysigndf3, ncopysigndf3): New.
11796 (copysignxf3, ncopysignxf3): New.
11797 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11799 2005-01-27 Arend Bayer <arend.bayer@web.de>
11800 Kazu Hirata <kazu@cs.umass.edu>
11802 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11803 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11804 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11807 2005-01-27 Jeff Law <law@redhat.com>
11809 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11810 definitions of SSA_NAMEs which are not being rewritten.
11811 (rewrite_ssa_into_ssa): Only initialize the current definition
11812 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11813 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11814 SSA_NAMEs before returning.
11816 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11818 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11819 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11820 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11821 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11822 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11824 2005-01-27 Steven Bosscher <stevenb@suse.de>
11826 PR middle-end/17278
11827 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11828 higher to -O2 and higher. Likewise for tree PRE.
11829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11832 2005-01-27 Ian Lance Taylor <ian@airs.com>
11834 PR middle-end/19583
11835 * gimple-low.c (try_catch_may_fallthru): New static function.
11836 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11837 * tree-inline.c (expand_call_inline): Don't warn about reaching
11838 the end of a non-void function being inlined if the function uses
11841 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11843 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11846 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11847 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11848 (implicitly_declare): Handle error_mark_node.
11850 2005-01-27 Richard Henderson <rth@redhat.com>
11853 * tree.h (struct tree_decl): Add debug_expr_is_from.
11854 (DECL_DEBUG_EXPR_IS_FROM): New.
11855 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11856 * dwarf2out.c (dwarf2out_var_location): Update to match.
11857 * tree-outof-ssa.c (create_temp): Likewise.
11858 * var-tracking.c (track_expr_p): Likewise.
11859 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11860 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11861 * toplev.c (default_tree_printer): Likewise.
11863 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11865 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11866 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11868 2005-01-27 Steven Bosscher <stevenb@suse.de>
11870 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11871 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11872 ASM_CLOBBERS): Add tree checks.
11874 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11875 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11876 * c-common.def (SWITCH_STMT): Update to match.
11877 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11878 macros instead of SWITCH_EXPR ones.
11879 * c-dump.c (c_dump_tree): Likewise.
11880 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11881 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11883 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11885 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11887 * unwind-dw2.c (execute_stack_op): Add missing cases for
11888 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11890 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11892 * config.gcc (Obsolete configurations): Remove 'dummy', add
11893 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11896 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11898 PR tree-optimization/19633
11899 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11901 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11902 are no call-clobbered variables.
11903 * tree-outof-ssa.c (check_replaceable): Return false for calls
11906 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11908 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11909 even for variables with NULL DECL_INITIAL.
11911 2005-01-26 Stuart Hastings <stuart@apple.com>
11913 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11915 2005-01-26 Richard Henderson <rth@redhat.com>
11917 PR middle-end/18008
11918 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11920 * expr.c (store_field): Strip conversions to odd-bit-sized types
11921 if the destination field width matches.
11923 2005-01-26 Richard Henderson <rth@redhat.com>
11925 * c-decl.c, expmed.c, expr.c: Revert last change.
11927 2005-01-26 Richard Henderson <rth@redhat.com>
11929 PR middle-end/18008
11930 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11932 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11933 if we don't need the bits above those present in the current mode.
11934 * expr.c (store_field): Strip conversions to odd-bit-sized types
11935 if the destination field width matches.
11937 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11939 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11940 either -ffast-math or -funsafe-math-optimizations is in use.
11942 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11946 * config/avr/avr.c (notice_update_cc): Only set condition code for
11947 ashrqi3 if shift count > 0.
11948 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11949 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11950 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11951 count <= 0 as a no-op, and shift count >= width by copying zero
11952 or sign bit to all bits of the result.
11953 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11954 count, with attribute "length" set to 0 and "cc" set to "none".
11956 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11958 * doc/invoke.texi: Document -mTLS.
11960 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11961 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11962 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11963 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11964 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11965 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11966 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11967 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11969 * configure.ac: Check for a TLS capable gas.
11971 * configure: Regenerate.
11973 2005-01-26 Richard Henderson <rth@redhat.com>
11975 PR middle-end/18008
11976 * combine.c (make_field_assignment): Simplify store to zero_extract
11977 from a source with an overlapping mask.
11979 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11981 2004-11-11 Eric Christopher <echristo@redhat.com>
11983 * config/frv/frv.md: Add fr400_integer automaton. Don't
11984 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11987 2005-01-26 Steven Bosscher <stevenb@suse.de>
11989 PR middle-end/16585
11990 * cfgbuild.c (make_edges): Do not clear or set
11991 current_function_has_computed_jump.
11992 * function.h (struct function): Remove the has_computed_jump field.
11993 (current_function_has_computed_jump): Do not define.
11994 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11995 in a computed jump. Ignore current_function_has_computed_jump.
11997 2005-01-26 Richard Henderson <rth@redhat.com>
11999 PR middle-end/19515
12000 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12001 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12003 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12004 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12005 objects into static storage if they have more than one non-zero value.
12006 * tree.h (categorize_ctor_elements): Update decl.
12008 2005-01-26 Steven Bosscher <stevenb@suse.de>
12010 PR middle-end/19616
12011 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12012 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12013 to this function from 2004-07-10.
12014 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12015 the current function for tail call optimizations if the address
12016 of one of it its arguments is taken.
12018 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12020 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12022 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12024 * function.c (expand_function_end): If current_function_calls_alloca,
12025 emit stack restore in a place that is reached when the function falls
12026 through at the end.
12028 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12030 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12031 rule to avoid matching inappropriate suffix rule.
12033 2005-01-26 Jan Hubicka <jh@suse.cz>
12035 PR tree-optimization/19241
12036 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12038 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12040 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12041 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12043 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12044 <sim*>: Always use crt1.o, regardless of N in simN.
12045 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12046 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12047 (CRT_CALL_STATIC_FUNCTION): Remove.
12048 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12049 use crt1.o, regardless of N in simN.
12050 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12051 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12052 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12053 case isystem setting.
12054 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12056 2005-01-25 Ian Lance Taylor <ian@airs.com>
12058 * gimple-low.c (block_may_fallthru): Correct handling of
12059 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12061 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12063 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12064 handlers to match indentation; nested under the mtune=* handler.
12065 Similar for mcpu= and march=.
12067 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12069 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12070 * config/mips/linux64.h (LIB_SPEC): Likewise.
12071 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12072 * config/sh/linux.h (LIB_SPEC): Likewise.
12074 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12076 * config/frv/frv.c (frv_legitimize_tls_address): New.
12077 (TARGET_HAVE_TLS): Define.
12078 (FRV_SYMBOL_REF_TLS_P): Define.
12079 (frv_override_options): Handle new register classes.
12080 (frv_legitimate_address_p): Reject tls addresses.
12081 (frv_legitimize_address): Handle TLS addresses.
12082 (gen_inlined_tls_plt): New.
12083 (gen_tlsmoff): New.
12084 (frv_legitimize_tls_address): New.
12085 (unspec_got_name): Add TLS entries.
12086 (got12_operand): Add R_FRV_TLSMOFF12 case.
12087 (frv_emit_move): Fixup TLS addresses.
12088 (frv_emit_movsi): Legitimize TLS addresses.
12090 * config/frv/frv.h (MASK_BIG_TLS): New.
12091 (TARGET_BIG_TLS): New.
12092 (HAVE_AS_TLS): Define.
12093 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12094 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12095 (REG_CLASS_NAMES): Same.
12096 (REG_CLASS_CONTENTS): Same.
12097 (CONSTRAINT_LEN): New.
12098 (REG_CLASS_FROM_CONSTRAINT): New.
12099 (PREDICATE_CODES): Add symbolic_operand.
12101 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12102 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12103 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12104 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12105 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12106 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12107 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12108 GR9_REG, GR14_REG, LRREG.
12109 (type): Add load_or_call attribute.
12110 ("load_or_call"): New reservation.
12111 ("call_gettlsoff"): New.
12112 ("tls_indirect_call"): New.
12113 ("tls_load_gottlsoff12"): New.
12114 ("tlsoff_hilo"): New.
12115 ("tls_tlsdesc_ldd"): New.
12116 ("tls_tlsoff_ld"): New.
12119 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12121 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12123 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12124 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12125 * config/frv/frv.c (TLS_BIAS): Define.
12126 (frv_output_dwarf_dtprel): New.
12128 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12130 PR rtl-optimization/19579
12131 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12132 both A and B, see if they don't clobber registers the other expr uses.
12134 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12136 * real.c (do_add): Initialize signalling and canonical members.
12138 * real.c (real_from_integer): Zero out destination.
12140 2005-01-18 Jan Hubicka <jh@suse.cz>
12142 PR tree-optimize/19337
12143 * tree-inline.c (initialize_inlined_parameters): Copy
12144 saved_static_chain_decl only.
12146 2005-01-25 Richard Henderson <rth@redhat.com>
12150 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12151 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12152 80387 enabled, to return a proper subclass. Return the subset that
12153 overlaps with GENERAL_REGS for PLUS.
12154 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12156 2005-01-25 Richard Henderson <rth@redhat.com>
12158 PR middle-end/19609
12159 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12161 2005-01-25 Roger Sayle <roger@eyesopen.com>
12163 * expmed.c (choose_multiplier): Change interface to return the
12164 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12165 (expand_divmod): Update calls to choose_multiplier.
12167 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12169 PR middle-end/19330
12170 * expmed.c (extract_bit_field): Use adjust_address instead of
12171 gen_lowpart when op0 is a MEM.
12173 2005-01-24 Steven Bosscher <stevenb@suse.de>
12175 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12177 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12179 * config/mips/irix-csr.c: New file.
12180 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12181 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12182 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12185 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12188 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12189 sparc/elf.h, add sparc/sp-elf.h.
12190 (sparc-*-rtems*): Likewise.
12191 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12192 tm-dwarf2.h, add sparc/sp-elf.h.
12193 (sparc86x-*-elf): Likewise.
12194 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12195 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12196 TARGET_OS_CPP_BUILTINS.
12197 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12198 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12200 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12201 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12202 (SWITCH_TAKES_ARG): Likewise.
12203 (LOCAL_LABEL_PREFIX): Likewise.
12204 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
12205 (TARGET_N_FORMAT_TYPES): Delete.
12206 (TARGET_FORMAT_TYPES): Likewise.
12207 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
12208 * config/sparc/elf.h: Delete.
12209 * config/sparc/sp-elf.h: New file.
12211 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12213 * tree-flow-inline.h (phi_arg_from_edge): Remove.
12214 * tree-flow.h: Remove the corresponding prototype.
12215 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
12216 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
12218 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12221 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12222 for AIX ABI or ELF -fPIC.
12223 (rs6000_emit_load_toc_table): Don't create toc_section here.
12224 (rs6000_xcoff_file_start): Nor here.
12226 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
12228 * sh.c (ra.h): Don't #include.
12229 (hard_regs_intersect_p): New function, resurrected from ra.c.
12231 * sh.c: Fix 1996 Copyright.
12233 2005-01-24 Richard Henderson <rth@redhat.com>
12234 Aldy Hernandez <aldyh@redhat.com>
12236 * regrename.c (note_sets): Handle subregs.
12238 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
12241 * genconditions.c (write_header, write_conditions): Elide file if
12244 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12246 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
12247 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
12250 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12252 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
12253 expand_builtin_printf, expand_builtin_fprintf,
12254 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12255 checking against POINTER_TYPE.
12256 (validate_arglist): Handle POINTER_TYPE code by checking
12259 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
12261 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
12262 init_rtlanal): New.
12263 (for_each_rtx): Call for_each_rtx_1.
12264 * rtl.h (init_rtlanal): Declare.
12265 * toplev.c (backend_init): Call init_rtlanal.
12267 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12269 * flow.c (propagate_one_insn): Formatting.
12271 PR middle-end/19551
12272 * flow.c (libcall_dead_p): Be more conservative if unsure.
12273 If there are any instructions between insn and call, see if they are
12274 all dead before saying the libcall is dead.
12276 2005-01-24 Uros Bizjak <uros@kss-loka.si>
12278 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
12279 operand constraint for operand 0.
12281 2005-01-23 Richard Henderson <rth@redhat.com>
12284 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
12285 edges leading to join block.
12287 2005-01-23 Roger Sayle <roger@eyesopen.com>
12289 * expmed.c (expand_mult_highpart): Make static. Change type of
12290 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
12291 (expand_divmod): Updates calls to expand_mult_highpart by using
12292 gen_int_mode to pass a CONST_INT rtx.
12293 * rtl.h (expand_mult_highpart): Remove prototype.
12295 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12297 * flow.c (regset_bytes, regset_size): Remove.
12299 * cfganal.c: Fix a reference to Harvey's paper.
12301 2005-01-23 Steven Bosscher <stevenb@suse.de>
12303 PR rtl-optimization/19464
12304 * tree-optimize.c (init_tree_optimization_passes): Add one more
12305 copyrename pass just before out-of-ssa.
12307 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
12310 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
12311 * ggc-none.c (ggc_free): Define.
12313 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12315 * cse.c (max_reg, max_insn_uid): Remove.
12316 (cse_main): Don't access max_reg or max_insn_uid.
12318 * c-common.c (explicit_flag_signed_bitfields,
12319 lang_statement_code_p, lang_expand_function_end): Remove.
12320 * c-common.h: Remove the corresponding declarations.
12321 * c-opts.c (c_common_handle_option): Remove all write access
12322 to explicit_flag_signed_bitfields.
12324 * cgraph.c (cgraph_varpool_n_nodes): Remove.
12325 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
12326 * cgraph.h: Remove the corresponding declaration.
12328 * gcse.c (null_pointer_info): Remove.
12330 2005-01-23 Roger Sayle <roger@eyesopen.com>
12331 Eric Botcazou <ebotcazou@libertysurf.fr>
12333 * combine.c (simplify_logical): Only simplify logical expressions
12334 of the form ior(and(x,y),z) by the inverse distributive law if the
12335 result is cheaper than the original.
12337 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12339 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
12340 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
12341 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
12342 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
12343 config/freebsd-spec.h, config/arm/arm.h,
12344 config/h8300/h8300.md, config/i386/i386.md,
12345 config/i386/predicates.md, config/i386/sse.md,
12346 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
12347 config/vax/vax.md: Fix comment typos. Follow spelling
12350 2005-01-23 Steven Bosscher <stevenb@suse.de>
12352 * gengtype.c (walk_type): Produce `not equal to' compares for loop
12353 tests, instead of `less than'.
12355 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
12357 * function.c (assign_parm_setup_block): When creating a new stack slot
12358 for a parameter, get its alignment from the parameter's DECL_ALIGN
12359 rather than the type's TYPE_ALIGN. Make sure that the parameter
12360 is at least word aligned.
12362 2005-01-22 Roger Sayle <roger@eyesopen.com>
12364 PR middle-end/19378
12365 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
12367 2005-01-22 Richard Henderson <rth@redhat.com>
12370 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
12371 in both compare operands.
12372 (movdfcc_1_sse_max): Likewise.
12373 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
12374 (movdfcc_1_sse): Likewise.
12375 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
12376 scratch register as needed.
12378 2005-01-22 Richard Henderson <rth@redhat.com>
12380 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
12382 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
12384 2005-01-22 Richard Henderson <rth@redhat.com>
12386 * genopinit.c (optabs): Use smin/smax for floating point too.
12387 * doc/md.texi: Update to match. Clarify that floating point
12388 results are undefined for +0/-0 and NaN.
12389 * doc/rtl.texi: Likewise.
12390 * rtl.def (SMIN, SMAX): Likewise
12391 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
12393 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
12394 leading 's' to the name.
12395 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
12396 smaxxf3, sminxf3): Likewise.
12397 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
12400 2005-01-22 Paul Brook <paul@codesourcery.com>
12402 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
12404 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
12406 * config/s390/s390.c (struct processor_costs): New fields
12407 dlgr, dlr, dr, dsgfr, dsgr.
12408 (z900_cost, z990_cost): Values for new fields.
12409 (s390_rtx_costs): New cases MEM und COMPARE in switch
12410 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
12411 DIV, MOD, UDIV, UMOD.
12413 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12415 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12416 into the register being decremented.
12417 ("doloop_si31", "doloop_di"): Likewise.
12418 ("*doloop_si_long"): Adapt pattern.
12420 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12422 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12424 (CLASS_MAX_NREGS): Likewise.
12426 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12428 * doc/tree-ssa.texi (Statement Operands): Add example for new
12429 must-def macro. Note deprecation of old operands interface.
12431 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12433 PR tree-optimization/19484
12434 * tree-cfg.c (remove_fallthru_edge): New function.
12435 (cleanup_control_flow): Remove fallthru edges from calls that are
12436 now known not to return.
12438 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12440 Fix PR tree-optimization/19038
12441 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
12442 copies with loop variant ones.
12444 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
12446 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
12447 config/alpha/alpha-protos.h, config/alpha/alpha.h,
12448 config/alpha/alpha.md, config/alpha/predicates.md,
12449 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
12450 config/sparc/sol2.h: Update copyright.
12452 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
12453 first label to see if it is a nonlocal label.
12455 2005-01-22 David Edelsohn <edelsohn@gnu.org>
12456 Andrew Pinski <pinskia@physics.uc.edu>
12459 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
12460 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
12462 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12464 * config/rs6000/rtems.h: Update copyright.
12466 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12469 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
12470 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
12471 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
12473 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12476 * c-typeck.c (convert_arguments): Check for error_mark_node.
12478 2005-01-21 Ian Lance Taylor <ian@airs.com>
12480 PR tree-optimization/13000
12481 * tree-inline.c: Include "tree-flow.h".
12482 (expand_call_inline): If warn_return_type, warn if non-void inline
12483 function falls through.
12484 * tree-cfg.c (execute_warn_function_return): Don't warn about
12485 control reaching end if TREE_NO_WARNING is set. Set
12487 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12489 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12490 branch if we don't need one.
12491 * c-typeck.c: Include "tree-flow.h"
12492 (c_finish_bc_stmt): Don't add a goto if the current statement
12493 list doesn't fall through to the current point.
12495 2005-01-21 Roger Sayle <roger@eyesopen.com>
12497 PR rtl-optimization/576
12498 * real.c (real_arithmetic): Change return type from void to bool
12499 to return an indication that the result may be inexact.
12500 * real.h (real_arithmeric): Update prototype.
12501 * fold-const.c (const_binop): Don't constant fold floating
12502 point expressions when the user specifies -frounding-math and
12503 the result may depend upon the run-time rounding mode.
12504 (fold_convert_const_real_from_real): Clean-up.
12505 (fold_initializer): Ignore flag_rounding_math for initializers.
12506 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12507 constant fold FP operations with flag_rounding_math if the
12508 result may depend upon the run-time rounding mode.
12510 2005-01-21 Tom Tromey <tromey@redhat.com>
12512 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12514 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12516 * tree-cfg.c: Fix comment typos.
12518 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12520 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12521 around the call to rest_of_handle_branch_target_load_optimize.
12523 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12525 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12526 (sparc64-*-openbsd*): Likewise.
12527 (sparclite-*-elf*): Include tm-dwarf2.h.
12528 (sparc86x-*-elf*): Likewise.
12529 (sparc64-*-elf*): Likewise.
12530 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12531 (DBX_DEBUGGING_INFO): Likewise.
12532 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12533 (PREFERRED_DEBUGGING_TYPE): Likewise.
12534 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12535 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12536 (PREFERRED_DEBUGGING_TYPE): Likewise.
12537 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12538 (PREFERRED_DEBUGGING_TYPE): Likewise.
12539 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12541 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12544 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12546 2005-01-20 Paul Brook <paul@codesourcery.com>
12548 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12550 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12552 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12553 label is first in a sequence of labels.
12555 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
12557 2005-01-20 Janis Johnson <janis187@us.ibm.com>
12558 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12560 * doc/sourcebuild.texi (Test Directives): New.
12562 2005-01-20 Roger Sayle <roger@eyesopen.com>
12564 * real.c (real_floor): Don't leave the result uninitialized when
12565 mode is VOIDMode, but return the unrounded intermediate value.
12566 (real_ceil): Likewise.
12568 2005-01-20 Paul Brook <paul@codesourcery.com>
12570 * config/arm/arm.md (insv): Use gen_int_mode.
12572 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12574 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
12575 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12576 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12577 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12578 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12580 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12583 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
12584 fbreg, so we have to assume we can't.
12585 (loc_descriptor_from_tree_1): Ditto.
12586 (containing_function_has_frame_base): New function.
12587 (add_location_or_const_value_attribute): Use it.
12588 Also try to generate a frame_base from a single element location
12591 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12593 PR tree-optimization/15349
12594 * timevar.def (TV_TREE_MERGE_PHI): New.
12595 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
12597 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
12598 calls to tree_forwarder_block_p.
12599 (remove_forwarder_block_with_phi, merge_phi_nodes,
12600 gate_merge_phi, pass_merge_phi): New.
12601 * tree-optimize.c (init_tree_optimization_passes): Add
12603 * tree-pass.h: Add an extern for pass_merge_phi;
12605 2005-01-20 Richard Henderson <rth@redhat.com>
12608 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
12609 (_mm_castps_pd, _mm_castps_si128): New.
12610 (_mm_castsi128_ps, _mm_castsi128_pd): New.
12612 2005-01-20 Richard Henderson <rth@redhat.com>
12615 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
12616 __builtin_ia32_vec_init_v2si.
12617 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
12618 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12619 (ix86_init_mmx_sse_builtins): Create it.
12620 (ix86_expand_builtin): Expand it.
12621 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12622 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12623 (vec_extractv2si_0, vec_extractv2si_1): New.
12625 2005-01-20 Richard Henderson <rth@redhat.com>
12628 * config/i386/i386.c (ix86_expand_push): New.
12629 * config/i386/mmx.md (push<MMXMODE>1): New.
12630 * config/i386/sse.md (push<SSEMODE>1): New.
12631 * config/i386/i386-protos.h: Update.
12633 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12635 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12638 2005-01-20 Richard Henderson <rth@redhat.com>
12640 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12641 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12643 2005-01-19 Richard Henderson <rth@redhat.com>
12646 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12647 to V4SFmode in SSE1 fallback load path.
12649 2005-01-19 Richard Henderson <rth@redhat.com>
12651 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12652 in QImode expansion to ix86_expand_vector_set.
12653 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12655 2005-01-19 Richard Henderson <rth@redhat.com>
12658 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12659 subclass of the input class.
12660 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12661 Always true for cross-SSE1 classes. Rationalize conditionals.
12662 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12663 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12664 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12665 (movdi_2): Add MMX/SSE zeros.
12666 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12667 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12668 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12669 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12670 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12671 (zero_extendsidi2_rex64_1): Remove.
12672 (MOV0 peephole): Check GENERAL_REG_P.
12674 2005-01-19 Richard Henderson <rth@redhat.com>
12677 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12679 (ix86_expand_vector_extract): Likewise.
12681 2005-01-19 Richard Henderson <rth@redhat.com>
12683 PR middle-end/19304
12684 * expr.c (emit_move_change_mode): New argument force; use
12685 simplify_gen_subreg if true.
12686 (emit_move_via_alt_mode): Merge into ...
12687 (emit_move_via_integer): ... here.
12688 (emit_move_ccmode): Use emit_move_change_mode directly.
12690 2005-01-19 Richard Henderson <rth@redhat.com>
12693 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12694 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12695 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12697 (alpha_emit_set_const): Likewise. Make static.
12698 (alpha_emit_set_long_const): Make static.
12699 (alpha_extract_integer): Split out from alpha_expand_mov.
12700 (alpha_split_const_mov): Likewise.
12701 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12702 (alpha_legitimate_constant_p): New.
12703 * config/alpha/alpha-protos.h: Update.
12704 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12705 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12706 * config/alpha/alpha.md (movsi): Add n alternative.
12707 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12708 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12709 (splitters for all of the above): Use alpha_split_const_mov.
12710 * config/alpha/predicates.md (non_add_const_operand): New.
12711 (non_zero_const_operand): New.
12712 (input_operand): Use alpha_legitimate_constant_p after reload.
12714 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12716 PR tree-optimization/19038
12717 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12718 (add_candidate): Add ivs with increment in latch only if
12719 allow_ip_end_pos_p is true.
12720 (determine_iv_cost): Use empty_block_p.
12722 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12724 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12725 (compute_dominance_frontiers): Ditto.
12727 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12730 * config/sh/t-rtems: New.
12731 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12733 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12735 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12736 the offset of the selected field.
12738 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12740 * tree-cfg.c (remove_forwarder_block): Fix the check to
12741 prevent a nonlocal label from appearing in the middle of a
12744 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12746 PR rtl-optimization/19462
12747 * reorg.c (find_end_label): Create return insn only if
12748 current_function_epilogue_delay_list is empty.
12750 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12752 * doc/passes.texi: Remove paragraph mentioning new-ra.
12754 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12756 PR rtl-optimization/15139
12757 * combine.c: Include params.h.
12758 (count_rtxs): New function.
12759 (record_value_for_reg): If replace_rtx would replace at least
12760 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12761 (clobber (const_int 0)) instead of TEM.
12762 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12763 * params.h (MAX_LAST_VALUE_RTL): New.
12764 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12765 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12768 * c-typeck.c (digest_init): Only call build_vector if all constructor
12769 elements are *_CST nodes.
12770 * gimplify.c (gimplify_init_constructor): Likewise.
12772 PR middle-end/19164
12773 * c-typeck.c (digest_init): Only call build_vector if inside_init
12776 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12778 * toplev.c (init_asm_output): Remove dead #ifdef.
12780 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12782 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12784 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12786 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12787 accessing DECL_FUNCTION_CODE.
12788 * dojump.c (do_jump): Likewise.
12789 * gimplify.c (gimplify_call_expr): Likewise.
12790 * predict.c (expr_expected_value): Likewise.
12791 (strip_builtin_expect): Likewise.
12792 * tree-inline.c (estimate_num_insns_1): Likewise.
12793 * tree-ssa-loop-im.c (stmt_cost): Likewise
12794 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12795 (tree_expr_nonnegative_p): Likewise.
12797 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12799 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12800 variant of the load_pcrel_sym pattern.
12801 * config/sparc/sparc.md (P macro): Move to the top.
12802 (load_pcrel_sym): Macroize using P.
12803 (save_register_window): Likewise.
12805 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12807 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12808 ("sordered"): Same.
12810 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12813 * c-typeck.c (build_asm_expr): Strip nops off
12814 input memory operands.
12816 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12818 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12819 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12820 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12821 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12823 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12826 * config/i386/i386.c (override_options): If the 80387 is disabled,
12827 then do not return FP values using FP registers.
12829 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12831 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12832 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12833 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12834 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12835 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12836 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12837 output.h, postreload-gcse.c, postreload.c, recog.c,
12838 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12839 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12840 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12841 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12842 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12843 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12844 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12845 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12847 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12848 config/alpha/alpha.c, config/arm/vfp.md,
12849 config/i386/emmintrin.h, config/i386/i386-modes.def,
12850 config/i386/i386-protos.h, config/i386/i386.h,
12851 config/i386/pmmintrin.h, config/i386/ppro.md,
12852 config/i386/predicates.md, config/i386/xmmintrin.h,
12853 config/i860/i860.c, config/ia64/ia64-modes.def,
12854 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12855 config/ia64/ia64.md, config/ia64/itanium1.md,
12856 config/ia64/itanium2.md, config/ia64/predicates.md,
12857 config/iq2000/iq2000.h, config/mips/linux64.h,
12858 config/rs6000/aix41.h, config/rs6000/aix43.h,
12859 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12860 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12861 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12862 config/sparc/linux64.h, config/sparc/litecoff.h,
12863 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12864 config/sparc/sparc.h, config/sparc/sparc.md,
12865 config/sparc/sysv4-only.h: Update copyright.
12867 2005-01-18 Richard Henderson <rth@redhat.com>
12870 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12872 2005-01-18 Marc Espie <espie@openbsd.org>
12873 * config/i386/openbsdelf.h: Typo.
12875 2005-01-18 Richard Henderson <rth@redhat.com>
12877 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12878 special case for sse.
12879 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12881 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12883 * tree-inline.c (estimate_num_insns_1): Added cases for
12884 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12886 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12888 PR rtl-optimization/19296
12889 * combine.c (simplify_comparison): Rewrite the condition under
12890 which a non-paradoxical SUBREG of a PLUS can be lifted when
12891 compared against a constant.
12893 2005-01-18 Andi Kleen <ak@muc.de>
12895 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12896 * c.opt (-Wpointer-sign): Add.
12897 * doc/invoke.texi: (-Wpointer-sign): Add.
12899 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12901 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12902 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12903 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12904 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12905 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12906 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12907 for TARGET_MIX_SSE_I387.
12908 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12909 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12910 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12911 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12912 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12913 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12914 TARGET_MIX_SSE_I387.
12915 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12918 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12921 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12922 Add movaps alternative for xmm reg->reg move.
12924 2005-01-17 Jeff Law <law@redhat.com>
12926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12927 at the end of the main DOM loop rather than just before DOM exits.
12929 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12931 PR tree-optimization/19121
12932 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12933 adding aliases to a name tag, also add them to the pointer's
12935 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12936 sensitive alias info at all. Only check that the two pointers
12937 have compatible pointed-to sets.
12938 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12939 a pointer's type tag is a superset of the alias set of the
12940 pointer's name tag.
12942 2005-01-17 James E Wilson <wilson@specifixinc.com>
12945 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12946 comment to document why.
12948 2005-01-17 Richard Henderson <rth@redhat.com>
12950 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12951 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12952 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12953 sse2_vmsminv2df3_finite): New.
12954 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12955 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12956 Force op1 into register.
12958 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12960 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12961 bubblestrap from always rebuilding build directory.
12963 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12965 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12966 ("*cmpmem_short"): Likewise.
12968 2005-01-17 Steven Bosscher <stevenb@suse.de>
12970 * basic-block.h: Document BB_* flags.
12971 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12972 use an sbitmap instead.
12973 * sched-rgn.c (compute_trg_info): Likewise.
12975 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12977 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12978 redundant target_cpu_default and extra_parts lines. Use the default
12980 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12981 (SUBTARGET_EXTRA_SPECS): Delete.
12982 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12983 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12984 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12985 and "n32" for -mabi=n32.
12987 2005-01-17 Ian Lance Taylor <ian@airs.com>
12990 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12991 fold constant variables into initial values.
12993 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12995 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12997 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12998 through the statements backward.
13000 2005-01-17 Ian Lance Taylor <ian@airs.com>
13002 PR middle-end/13127:
13003 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13004 a variable set to the return value of the inlined function.
13006 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13008 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13009 when modes are tieable.
13011 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13013 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13014 of pthread_create to find out if threads are enabled.
13015 * gthr-posix95.h (__gthread_active_p): Likewise.
13017 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13019 * common.opt (-fnew-ra): Remove.
13021 * toplev.h (flag_new_regalloc): Remove.
13022 * Makefile.in (ra*.*): Don't mention.
13023 * passes.c (rest_of_handle_new_regalloc): Remove.
13024 (rest_of_handle_combine, rest_of_compilation): Always consider
13025 flag_new_regalloc as false.
13026 * doc/invoke.texi: Don't document -fnew-ra.
13028 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13030 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13031 last parameter to reg_scan.
13032 * loop.c (loop_optimize): Likewise.
13033 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13034 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13035 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13036 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13037 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13038 * regclass.c (reg_scan): Likewise, for the declaration.
13039 * rtl.h (reg_scan): Likewise, for the prototype.
13041 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13043 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13044 mark_dfs_back_edges.
13046 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13048 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13049 (compute_avail): Uses don't go in tmp_gen.
13051 2005-01-16 Steven Bosscher <stevenb@suse.de>
13053 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13054 loop to look for a free slot in a page entry.
13056 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13059 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13060 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13061 just before targetm.asm_out.file_end.
13062 * tree.h (process_pending_assemble_output_defs): Declare.
13063 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13065 (assemble_alias): Defer generation of assembly code for defines when
13066 TARGET_DEFERRED_OUTPUT_DEFS is true.
13067 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13068 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13069 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13071 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13074 * pa.c (pa_scalar_mode_supported_p): New function.
13075 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13076 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13078 * pa-protos.h (prefetch_operand): Delete.
13079 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13080 * pa.c (prefetch_operand): Delete.
13081 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13082 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13083 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13084 and prefetch_nocc_operand.
13085 * pa.md (prefetch): Rework to avoid reload problems handling short
13086 displacements when a cache control completer needs to be provided.
13087 (prefetch_32, prefetch_64): Delete.
13088 (prefetch_cc, prefetch_nocc): New patterns.
13090 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13092 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13094 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13097 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13098 exceeds maximum alignment for global common data.
13099 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13100 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13102 2004-01-15 Roger Sayle <roger@eyesopen.com>
13104 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13106 2004-01-15 Roger Sayle <roger@eyesopen.com>
13108 * harg-reg-set.h (reg_class_names): Prototype global array.
13109 * regclass.c (reg_class_names): Declare here and initialize to
13111 (dump_regclass): Remove local declaration of reg_class_names.
13112 (regclass): Likewise.
13113 * cfg.c (dump_flow_info): Likewise.
13114 * ra-debug.c (reg_class_names): Likewise.
13115 * regrename.c (reg_class_names): Likewise.
13116 * reload.c (reg_class_names): Likewise.
13117 * reload1.c (spill_failure): Likewise.
13118 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13120 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13122 * config/s390/s390.md ("reload_outti"): Remove predicate for
13123 output operand. Abort if operand is not a MEM.
13124 ("reload_outdi", "reload_outdf"): Likewise.
13126 2005-01-15 Marc Espie <espie@openbsd.org>
13128 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13129 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13130 * config/openbsd.h: Fix C++ includes for native configurations.
13131 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13132 Add trampoline support.
13133 * config/i386/openbsdelf.h: New.
13135 2005-01-15 Marc Espie <espie@openbsd.org>
13137 * collect2.c (main): Explicitly parse -dynamic-linker option.
13139 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13141 PR tree-optimization/19060
13142 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13143 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13144 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13145 and handle extract_range_from_cond returning false.
13146 * fold-const.c (fold): Optimize comparisons with min/max even for
13147 width > HOST_BITS_PER_WIDE_INT.
13149 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13151 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13152 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13153 Remove little endian multilib variants.
13154 Add mips32 multilib variant.
13156 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13158 * explow.c (copy_all_reg, stabilize): Remove.
13159 * expr.h: Remove the corresponding prototypes.
13161 * rtlanal.c (regs_set_between_p): Remove.
13162 * rtl.h: Remove the corresponding prototype.
13164 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13166 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13167 to rs6000_nonimmediate_operand.
13168 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13169 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13170 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13171 rs6000_nonimmediate_operand.
13172 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13173 rs6000_nonimmediate_operand.
13175 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13177 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13179 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13181 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13183 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13184 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13186 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13187 (rs6k_nonimmediate_operand): New.
13188 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13190 (legitimate_lo_sum_address_p): Same.
13191 (rs6000_legitimize_address): Same.
13192 (rs6000_legitimize_reload_address): Same.
13193 (rs6000_legitimate_address): Same.
13194 (spe_build_register_parallel): Pass DF and DC modes in a DI
13197 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13198 to rs6k_nonimmediate_operand.
13200 * config/rs6000/spe.md ("*frob_df_di"): New.
13201 ("*frob_di_df"): New.
13202 ("*frob_di_df_2"): New.
13203 ("*mov_sidf_e500_subreg0"): New.
13204 ("*mov_sidf_e500_subreg4"): New.
13205 ("*movdf_e500_double"): Change predicate to
13206 rs6k_nonimmediate_operand.
13208 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13210 * postreload.c (move2add_note_store): Only call
13211 trunc_int_for_mode on scalar integers.
13213 2005-01-14 Steven Bosscher <stevenb@suse.de>
13215 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
13216 replace BB_VISITED uses.
13217 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
13218 (propagate_necessity): Check the bitmap instead of BB_VISITED.
13219 (tree_dce_done): Free visited_control_parents.
13220 (perform_tree_ssa_dce): Allocate and clear it.
13221 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
13222 (compute_antic): Iterate from here using a DFS. Use an sbitmap
13223 instead of BB_VISITED.
13225 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
13227 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
13228 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
13229 Remove unused prototypes.
13231 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13233 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
13234 64-bit register usage.
13235 (spe_func_has_64bit_regs_p): Add FIXME note.
13237 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13239 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
13240 flag_finite_math_only with flag_unsafe_math_optimizations.
13242 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
13244 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
13245 end-of-stack check.
13246 (__tpf_eh_return): Copy TPF private stack area from the module
13247 boundary stack frame. Add check for when module addresses are
13248 equal, but no stub address is found.
13250 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
13253 * arm.h (struct machine_function): Add call_via field.
13254 (thumb_call_via_label): Declare.
13255 * arm.c (thumb_call_via_label): New variable.
13256 (thumb_call_reg_needed): New variable.
13257 (arm_output_function_epilogue): For Thumb code, output any per-function
13258 call-indirect trampolines.
13259 (thumb_call_via_reg): New function.
13260 (arm_file_end): New function.
13261 (TARGET_ASM_FILE_END): Call arm_file_end.
13262 (aof_file_end): Likewise.
13263 * arm-protos.h (thumb_call_via_reg): Declare.
13264 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
13265 thumb_call_via_reg in normal case.
13267 2005-01-14 Jakub Jelinek <jakub@redhat.com>
13269 PR middle-end/19084
13270 PR rtl-optimization/19348
13271 * recog.c (peephole2_optimize): Do global life update if some peephole
13272 decides it doesn't need at least one of its inputs and that change
13273 influences liveness at the start of the basic block.
13275 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
13276 arguments instead of 1.
13278 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
13280 PR middle-end/18820
13281 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
13282 zero for nested functions needing a static chain or functions
13283 with a non-constant address.
13285 2005-01-13 Roger Sayle <roger@eyesopen.com>
13287 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
13288 (and (sign_extend X) C) into (zero_extend (and X C)).
13290 2005-01-13 David O'Brien <obrien@FreeBSD.org>
13292 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
13294 2005-01-13 Richard Henderson <rth@redhat.com>
13299 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
13300 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
13301 not just TARGET_SSE.
13302 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
13303 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
13304 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
13305 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
13306 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
13307 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
13308 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
13309 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
13310 (movdicc_c_rex64): Rename with '*'.
13311 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
13312 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
13313 (movsfcc_1_387): Rename from movsfcc_1.
13314 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
13315 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
13316 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
13317 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
13318 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
13319 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
13320 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
13321 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
13322 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13323 sse_movdfcc_const0_4): Remove.
13324 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
13325 recognize min/max early. Update for changed sse cmove patterns.
13326 (ix86_split_sse_movcc): New.
13327 * config/i386/i386-protos.h: Update.
13329 2005-01-13 Steven Bosscher <stevenb@suse.de>
13331 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
13332 (fix_stmt_v_may_defs): Likewise.
13334 2005-01-13 Richard Henderson <rth@redhat.com>
13336 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
13337 for converting the mask.
13339 2005-01-13 David Edelsohn <edelsohn@gnu.org>
13341 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
13344 2005-01-13 Richard Henderson <rth@redhat.com>
13346 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
13347 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
13348 IX86_BUILTIN_MOVDQ2Q): Remove.
13349 (IX86_BUILTIN_VEC_EXT_V4SI): New.
13350 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
13351 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
13353 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
13354 (sse2_pextrw): Fix immediate constraint.
13355 (sse2_loadq, sse2_loadq_rex64): Remove.
13356 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
13357 Use __builtin_ia32_vec_ext_<size>.
13358 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
13360 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
13362 * function.c (assign_parm_setup_block): Look inside original
13363 entry_parm when inspecting PARALLEL.
13365 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13366 Joel Sherrill <joel@oarcorp.com>
13369 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
13370 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
13371 rtems_gxx_recursive_mutex_init.
13372 (__gthread_recursive_mutex_lock): New function.
13373 (__gthread_recursive_mutex_trylock): Likewise.
13374 (__gthread_recursive_mutex_unlock): Likewise.
13376 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13378 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
13380 2005-01-13 Jan Beulich <jbeulich@novell.com>
13382 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
13383 (ashrti3_internal): Indicate output is early clobber. Generate result
13384 into output rather than first input. Use move for low word of output
13385 if shift count is exactly 64.
13386 (lshrti3_internal): Likewise.
13388 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
13392 * reload1.c (delete_output_reload): Don't delete an output reload
13393 if the pseudo lives longer than a single basic block. Adjust and
13394 improve wording of comment.
13396 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
13399 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
13400 of TYPE_SIZE where we mean the number of bytes.
13402 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
13404 * function.c (assign_parm_setup_block): Relax condition on
13405 multi-register optimization.
13407 2005-01-12 Nick Clifton <nickc@redhat.com>
13409 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
13410 an "in_delay_slot" attribute of "no" to prevent them being used in
13411 delay slots. This is forbidden because they might generate
13414 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13417 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13418 with r->Y and Y->r.
13420 2005-01-12 Nick Clifton <nickc@redhat.com>
13422 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13423 passed on to GAS) but do not define, as GAS no longer supports or
13424 needs the -m2000 option.
13426 2005-01-11 Roger Sayle <roger@eyesopen.com>
13428 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13429 type as args of unprototyped builtins aren't automatically promoted.
13430 (fold_builtin_abs): Likewise.
13432 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13434 * Makefile.in: Set a `build-warn' variable.
13436 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13438 PR tree-optimization/17949
13439 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
13440 (find_interesting_uses_address): Use it.
13442 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
13444 * regrename.c (kill_value): Handle subreg's that won't simplify.
13446 2005-01-11 Richard Henderson <rth@redhat.com>
13449 * config/i386/i386.h (enum ix86_builtins): Move ...
13450 * config/i386/i386.c: ... here.
13451 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
13452 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
13453 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
13454 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
13455 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
13456 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
13457 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
13458 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
13459 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
13460 IX86_BUILTIN_LOADDDUP): Remove.
13461 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
13462 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
13463 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
13464 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
13465 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
13466 (ix86_init_builtins): Make static.
13467 (ix86_init_mmx_sse_builtins): Update for changed builtins.
13468 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
13469 if all the modes match. Otherwise, fake it.
13470 (get_element_number, ix86_expand_vec_init_builtin,
13471 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
13472 (ix86_expand_builtin): Make static. Update for changed builtins.
13473 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
13474 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
13475 (ix86_expand_vector_init_duplicate): New.
13476 (ix86_expand_vector_init_low_nonzero): New.
13477 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
13478 Split out from ix86_expand_vector_init; handle integer modes.
13479 (ix86_expand_vector_init): Use them.
13480 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
13481 * config/i386/i386-protos.h: Update.
13482 * config/i386/predicates.md (reg_or_0_operand): New.
13483 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13484 (movv2sf_internal): Likewise. And a splitter to match them all.
13485 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13486 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13487 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13488 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13489 (mmx_pinsrw): Fix operand ordering.
13490 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13491 rather than sse_loadss expander.
13492 (movv2df splitter): Similarly.
13493 (sse_loadss, sse_loadlss): Remove.
13494 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13495 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13496 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13497 (sse3_movddup): Rename with '*'.
13498 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13499 (sse2_loadsd): Remove.
13500 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13501 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13502 (sse2_pinsrw): Fix argument ordering.
13503 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13504 (sse2_stored): Remove 'r' destination.
13505 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13506 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13507 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13508 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13509 vec_extractv16qi, vec_initv16qi): New.
13511 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13512 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13513 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13515 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13516 (_mm_load_si128, _mm_store_si128): Likewise.
13517 (_mm_load1_pd): Use _mm_set1_pd.
13518 (_mm_load_sd): Use _mm_set_sd.
13519 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13520 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13521 (_mm_set_epi64): Use _mm_set_epi64x.
13522 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13523 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13524 _mm_setr_epi8): Use _mm_set_foo form.
13525 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13526 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13527 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13528 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13529 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13530 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13531 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13532 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13533 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13534 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13535 (_mm_movedup_pd): Use _mm_shuffle_pd.
13536 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13537 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13538 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13539 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13540 Use _mm_setzero_ps.
13541 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13542 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13543 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13544 (_mm_store_ps): Use raw dereference.
13545 (_mm_store1_ps): Use _mm_storeu_ps.
13546 (_mm_storer_ps): Use _mm_store_ps.
13547 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13548 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13550 2005-01-11 Stan Shebs <shebs@apple.com>
13552 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13553 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13555 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
13558 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
13559 Skip all DECLs except for FIELD_DECLs.
13561 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13563 * config/s390/s390.c (override_options): Return error if
13564 -mbackchain, -mpacked-stack and -mhard-float are used together.
13565 (s390_va_start): Remove the backchain && packed-stack special case.
13566 (s390_gimplify_va_arg): Likewise.
13567 * doc/invoke.texi: Remove the ABI incompatibility note.
13569 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13571 * config/s390/s390.c (struct s390_frame_layout): Remove
13573 (s390_frame_info, s390_emit_prologue): Replace occurrences of
13574 save_backchain_p with TARGET_BACKCHAIN.
13576 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13579 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
13580 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
13581 * function.c (locate_and_pad_parm): Set new field.
13582 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
13583 Tweak where_pad test to include "none". Always set mem align for
13585 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
13586 not sufficient for type.
13587 (assign_parm_setup_block): If stack_parm is zero on entry, always
13588 make a new stack local. Block move old stack parm if necessary
13589 to new aligned stack local.
13590 (assign_parm_setup_stack): Use a block move to handle
13591 potentially misaligned entry_parm.
13592 (assign_parms_unsplit_complex): Specify required alignment when
13593 creating stack local.
13594 * calls.c (compute_argument_addresses): Override alignment of stack
13595 arg calculated from its type with the alignment given by
13596 FUNCTION_ARG_BOUNDARY.
13597 (store_one_arg): Likewise.
13599 2005-01-11 Jan Beulich <jbeulich@novell.com>
13601 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
13602 Change respective itanium_class attribute to ialu.
13603 (shladdp4_internal): New.
13604 * config/ia64/predicates.md (shladd_log2_operand): New.
13606 2005-01-11 Richard Henderson <rth@redhat.com>
13608 * expr.c (store_constructor): Use rtvec_alloc instead of
13609 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
13611 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
13613 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
13615 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13617 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
13618 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13619 (TARGET_RWRELOC): Define.
13620 (ia64_rwreloc_section_type_flags): Delete.
13621 (ia64_section_type_flags): New function.
13622 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13623 (TARGET_RWRELOC): Define.
13625 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13628 * config/ia64/ia64.c (process_set): For alloc insn, only call
13629 process_epilogue is !frame_pointer_needed.
13631 2005-01-10 Roger Sayle <roger@eyesopen.com>
13634 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13635 unary operator and can't be treated as a binary/comparison operator.
13637 2005-01-10 Richard Henderson <rth@redhat.com>
13639 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13640 (ix86_return_in_memory): Likewise.
13641 (function_arg_advance): Likewise. Mirror structure in function_arg
13642 for choosing register to advance.
13644 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13646 * tree-vectorizer.c, tree.def: Fix comment typos.
13648 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13650 * config/s390/s390.c (struct processor_costs): 4 new fields:
13651 ddbr, ddr, debr, der.
13652 (s390_rtx_costs): More precise handling of divide instructions.
13654 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13656 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13658 2005-01-10 Jan Beulich <jbeulich@novell.com>
13660 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13661 names resulting from -ffunction-sections/-fdata-sections and linkonce
13663 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13664 based on the section name. Rearrange the section name comparison logic
13665 slightly so that each section name is compared against at most once.
13667 2005-01-10 Ben Elliston <bje@au.ibm.com>
13669 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13670 targets for which -fPIC reduces limitations on the GOT size.
13672 2005-01-09 Falk Hueffner <falk@debian.org>
13674 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13677 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13680 * collect2.c (main): Set aixrtl_flag for -brtl option.
13681 (resolve_lib_name): Search for .so file extension before .a
13682 if aixrtl_flag set.
13684 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13686 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13687 (vect_analyze_data_refs_alignment): Add dump prints.
13689 2005-01-09 Ira Rosen <irar@il.ibm.com>
13691 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13692 expr_invariant_in_loop_p.
13693 Initialize outputs first thing in the function.
13694 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13695 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13696 (vect_analyze_pointer_ref_access): Check that the initial condition of
13697 the access function is loop invariant.
13699 2005-01-09 Richard Henderson <rth@redhat.com>
13701 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13702 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13703 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13704 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13705 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13706 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13707 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13708 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13709 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13710 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13711 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13712 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13713 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13714 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13715 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13716 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13717 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13718 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13719 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13720 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13721 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13722 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13723 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13725 (mmx_clrdi, pavgusb): Remove.
13726 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13727 with leading sse_ prefix.
13728 * config/i386/sse.md: Receive them.
13729 * config/i386/mmx.md: New file.
13730 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13731 (subrv2sf3): Turn into expander for normal subtraction.
13732 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13733 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13734 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13735 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13736 commutative; use ix86_binary_operator_ok.
13737 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13738 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13739 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13740 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13741 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13742 Macroize from existing patterns; use ix86_binary_operator_ok.
13743 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13744 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13745 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13746 with vec_select+vec_concat.
13747 (mmx_pshufw, mmx_pshufw_1): Likewise.
13748 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13749 (mmx_uavgv4hi3): Model correctly.
13750 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13751 _mm_xor_si64): Remove casts.
13753 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13755 PR tree-optimization/19224
13756 * tree-scalar-evolution.c (get_instantiated_value,
13757 set_instantiated_value): New functions.
13758 (instantiate_parameters_1): Cache the results.
13759 (instantiate_parameters, resolve_mixers): Initialize and free
13762 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13764 * config/i386/i386.md (addhi_4): Correct reference in comment.
13767 2005-01-08 Richard Henderson <rth@redhat.com>
13769 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13770 (_mm_cvtsi128_si64x): Likewise.
13771 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13772 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13773 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13774 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13775 * config/i386/i386-protos.h: Update.
13776 * config/i386/i386.c (print_operand): Add 'H'.
13777 (ix86_fixup_binary_operands): Split out from ...
13778 (ix86_expand_binary_operator): ... here.
13779 (ix86_fixup_binary_operands_no_copy): New.
13780 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13781 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13782 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13783 (safe_vector_operand): Use CONST0_RTX.
13784 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13785 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13786 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13787 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13789 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13790 (IX86_BUILTIN_CMPNGESS): New.
13791 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13792 (attr type): Add sselog1.
13793 (attr unit, attr memory): Handle it.
13794 (movti, movti_internal, movti_rex64): Move near other integer moves.
13795 (movtf, movtf_internal): Move near other fp moves.
13796 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13797 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13798 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13799 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13800 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13801 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13802 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13803 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13804 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13805 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13806 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13807 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13808 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13809 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13810 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13811 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13812 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13813 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13814 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13815 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13816 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13817 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13818 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13819 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13820 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13821 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13822 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13823 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13824 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13825 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13826 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13827 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13828 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13829 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13830 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13831 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13832 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13833 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13834 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13835 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13836 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13837 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13838 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13839 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13841 (SSEPUSH, push<SSEPUSH>): Remove.
13842 (MMXPUSH, push<MMXPUSH>): Remove.
13843 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13844 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13845 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13846 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13847 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13848 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13849 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13850 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13851 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13852 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13853 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13854 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13855 (ppro_sse_log_V4SF): Handle sselog1.
13856 * config/i386/predicates.md (const_0_to_1_operand): New.
13857 (const_0_to_255_mul_8_operand): New.
13858 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13859 (const_2_to_3_operand, const_4_to_7_operand): New.
13860 * config/i386/sse.md: New file.
13861 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13862 (sse_movups): Rename from sse_movups_1.
13863 (sse_loadlss): Rename from sse_loadss_1.
13864 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13866 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13867 (absv4sf2, negv2df, absv2df): New.
13868 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13869 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13870 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13871 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13872 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13873 (sse3_addsubv4sf3): Model correctly.
13874 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13875 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13876 (sse_movhlps): Model with vec_select+vec_concat.
13877 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13878 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13879 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13880 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13881 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13882 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13883 sse2_pshufhw_1): Likewise.
13884 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13885 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13886 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13887 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13888 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13889 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13890 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13891 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13892 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13893 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13894 sminv8hi3): Mark commutative
13895 operands. Use ix86_binary_operator_ok.
13896 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13897 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13898 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13899 sse2_punpcklqdq): Allow operand2 in memory.
13900 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13901 sse2_movsd): Add memory alternatives.
13902 (sse_storelps): Turn expander into an insn; split after reload.
13903 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13904 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13906 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13908 * configure.ac (DWARF-2 debug_line): Use objdump.
13909 * configure: Regenerate.
13911 2005-01-08 Jeff Law <law@redhat.com>
13912 Diego Novillo <dnovillo@redhat.com>
13914 PR tree-optimization/18241
13915 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13916 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13917 statements with volatile operands.
13918 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13919 operands after marking a statement with has_volatile_ops.
13921 2005-01-08 Roger Sayle <roger@eyesopen.com>
13923 * tree.c (int_fits_type_p): Always honor integer constant
13924 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13926 2005-01-08 Roger Sayle <roger@eyesopen.com>
13928 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13929 the latent bug in rtl_delete_block has been resolved.
13931 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13933 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13934 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13936 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13938 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13939 library as @multilib_dir@/$(SHLIB_SONAME).
13941 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13943 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13944 * configure: Regenerate.
13946 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13948 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13951 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13954 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13955 Convert non-word aligned offset address using ld/std into
13958 2005-01-07 Richard Henderson <rth@redhat.com>
13960 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13962 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13964 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13966 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13968 PR tree-optimization/19283
13969 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13970 is not shorter than the original type.
13972 PR rtl-optimization/19012
13973 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13975 PR rtl-optimization/18861
13976 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13977 (FULL_STATE): Define.
13978 (mark_tablejump_edge): New function.
13979 (purge_dead_tablejump_edges): New function.
13980 (find_bb_boundaries): Use it.
13982 PR tree-optimization/18828
13983 * builtins.c (expand_builtin_next_arg): Remove argument and all
13984 the argument checking.
13985 (expand_builtin): Adjust caller.
13986 (expand_builtin_va_start): Likewise. Remove error for too many
13988 (fold_builtin_next_arg): Issue error for too many arguments.
13989 After checking arguments, replace them with magic arguments that
13990 prevent further checking of the args.
13992 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13994 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13996 2005-01-06 Roger Sayle <roger@eyesopen.com>
13999 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14000 and %{.S:...} (and their negative variants) to test whether the
14001 input file is assembler or pre-processed-assembler independent of
14002 the actual filename extension.
14004 2005-01-06 Roger Sayle <roger@eyesopen.com>
14006 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14007 of sign or zero extended values.
14009 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14011 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14012 for IBM long double format correctly.
14014 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14016 Fix PR tree-optimization/18792
14018 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14019 to first_loop_depth, and use loop depth instead of loop number.
14020 (build_classic_dir_vector): Ditto.
14021 (compute_data_dependences_for_loop): Use depth, not loop number.
14022 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14023 number. Pass in loops, instead of loop numbers.
14024 (gather_interchange_stats): Ditto.
14025 (linear_transform_loops): Ditto.
14027 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14030 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14031 biv_fits_mode_p, extension_within_bounds_p): New functions.
14032 (check_ext_dependent_givs): Use them.
14034 2005-01-06 Roger Sayle <roger@eyesopen.com>
14036 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14037 more than one barrier, in which case we should delete them all.
14039 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14041 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14043 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14045 Fix PR middle-end/19286
14047 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14048 output this subprogram, simply ignore this attempt to do it again.
14049 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14050 origin attribute if it's not possible.
14051 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14052 (decls_for_scope): Ditto.
14053 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14054 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14056 2005-01-05 Richard Henderson <rth@redhat.com>
14059 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14060 (bdesc_2arg): Use it.
14061 (ix86_expand_binop_builtin): Force operands into registers
14063 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14064 ix86_expand_sse_compare, ix86_expand_sse_comi,
14065 ix86_expand_builtin): Likewise.
14067 2005-01-05 Richard Henderson <rth@redhat.com>
14069 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14071 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14072 (mulv4hi3): Set itanium_class mmmul.
14073 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14074 (fpack): Rename from fpack_sfsf.
14076 2005-01-05 Richard Henderson <rth@redhat.com>
14079 * reload1.c (do_input_reload): Restrict the optimization deleteing
14080 a previous output reload to RELOAD_FOR_INPUT.
14082 2005-01-05 Steven Bosscher <stevenb@suse.de>
14084 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14085 comment that we fall through after case.
14086 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14087 (distribute_links): Likewise.
14088 * cse.c (cse_insn): Likewise.
14089 * cselib.c (cselib_invalidate_mem): Likewise.
14090 * df.c: Update comments at the top of the file.
14091 (read_modify_subreg_p): Update comments here too.
14092 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14093 * flow.c (mark_set_1): Likewise.
14094 (mark_used_regs): Likewise.
14095 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14096 (canon_list_insert): Likewise.
14097 (mark_set): Likewise.
14098 (try_replace_reg): Likewise.
14099 (store_killed_in_insn): Likewise.
14100 * loop.c (count_one_set): Likewise.
14101 (basic_induction_var): Likewise.
14102 * postreload-gcse.c (find_mem_conflicts): Likewise.
14103 * postreload.c (reload_combine_note_store): Likewise.
14104 (move2add_note_store): Likewise.
14105 * reload.c (find_equiv_reg): Likewise.
14106 (mark_referenced_resources): Likewise.
14107 * rtlanal.c (set_noop_p): Likewise.
14108 (note_stores): Likewise.
14109 (note_uses): Likewise.
14110 * sched-deps.c (sched_analyze_1): Likewise.
14111 * sched-rgn.c (check_live_1): Likewise.
14112 (update_live_1): Likewise.
14113 * config/i860/i860.c: Likewise.
14115 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14117 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14119 * doc/rtl.texi: Update documentation for bit-fields and SET.
14121 2005-01-05 Roger Sayle <roger@eyesopen.com>
14123 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14125 2005-01-05 Jan Hubicka <jh@suse.cz>
14126 Richard Henderson <rth@redhat.com>
14129 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14132 2005-01-05 Richard Henderson <rth@redhat.com>
14135 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14136 (sse_shufps): Change operand 3 to const_int_operand.
14137 (sse2_storelps): Fix typo in template.
14138 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14139 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14140 (ix86_expand_builtin): Likewise.
14142 2005-01-05 Julian Brown <julian@codesourcery.com>
14144 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14145 as aggregates for AAPCS ABIs.
14147 2005-01-05 Stan Shebs <shebs@apple.com>
14149 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14150 Mach-O getters if ppc64.
14151 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14153 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14154 signed four-byte field for global code case.
14155 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14157 2005-01-05 Roger Sayle <roger@eyesopen.com>
14159 PR middle-end/19100
14160 * c-common.c: Include real.h.
14161 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14162 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14163 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14164 * Makefile.in (c-common.o): Update dependencies.
14166 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14168 * c-parse.in (asm_string): Add trailing semicolon.
14170 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14172 * c-parse.in (asm_string): New. Don't allow wide strings in
14174 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14175 asm_string instead of STRING.
14177 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14179 * c-typeck.c (constructor_no_implicit): Remove.
14180 (set_designator, process_init_element): Don't check
14181 constructor_no_implicit.
14183 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14184 Kaz Kojima <kkojima@gcc.gnu.org>
14187 * lcm.c (create_pre_exit): New.
14188 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14189 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14191 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14193 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14194 -msoft-float in target_float_switch.
14195 * arm.c (arm_override_options): Fix processing of target_float_switch.
14197 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14199 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14202 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14204 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
14205 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
14207 2005-01-04 Roger Sayle <roger@eyesopen.com>
14209 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
14210 if deleting the then-block allows the test-block to fallthru to the
14213 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
14216 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
14217 after the full declaration if the are in two different TUs.
14219 2005-01-04 Richard Henderson <rth@redhat.com>
14222 * tree-sra.c (generate_one_element_init): Just
14223 call gimplify_and_add.
14224 (generate_element_init): Record the
14225 new referenced variables and mark them for renaming
14226 and split out to ...
14227 (generate_element_init_1): This.
14228 (scalarize_init): Don't call push_gimplify_context/
14229 pop_gimplify_context.
14231 2005-01-04 Geoffrey Keating <geoffk@apple.com>
14233 * toplev.c (get_src_pwd): Handle failure of getpwd().
14235 2005-01-04 Roger Sayle <roger@eyesopen.com>
14237 * fold-const.c (fold_single_bit_test): Delete unreachable handling
14239 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
14240 all the cases handled by it are inverted by invert_truthvalue.
14242 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14244 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
14245 (save_register_windowsi): Likewise.
14247 2005-01-04 Richard Henderson <rth@redhat.com>
14249 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
14251 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14253 PR middle-end/17767
14254 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
14255 any simplifications of vector mode comparison operators.
14256 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
14258 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
14259 Devang Patel <dpatel@apple.com>
14261 PR tree-optimization/18308
14262 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
14263 the operands before creating a new expression.
14264 * dojump.c (do_jump): Make drop_through_label available
14265 for all cases. Add expansion of COND_EXPR.
14267 2005-01-04 Ira Rosen <irar@il.ibm.com>
14269 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
14270 INTEGER_CST instead of TREE_CONSTANT.
14271 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
14272 instead of TREE_CONSTANT.
14273 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
14274 instead of TREE_CONSTANT.
14276 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14278 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
14280 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14283 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
14284 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
14286 2005-01-03 Richard Henderson <rth@redhat.com>
14288 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
14289 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
14290 fold_convert_const_real_from_real): Split out from ...
14291 (fold_convert_const): ... here.
14293 2005-01-03 Richard Henderson <rth@redhat.com>
14296 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
14297 (mov<MMXMODEI>_internal): Likewise.
14298 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
14299 Add V2SF case; use it for SSE1; don't use TI.
14300 (movdf_integer): Likewise.
14301 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
14303 2005-01-03 Ira Rosen <irar@il.ibm.com>
14305 * tree-vectorizer.c (vect_strip_conversions): New function.
14306 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
14307 check for binary class.
14309 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
14313 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
14315 * gimple-low.c (mark_blocks_with_used_vars): New function.
14316 (mark_blocks_with_used_subblocks): Ditto.
14317 (mark_used_blocks): Ditto.
14318 (pass_mark_used_blocks): New pass.
14319 * tree-inline.c: Include debug.h.
14320 (expand_call_inline): Call outlining_inline_function here.
14321 * tree-optimize.c (init_tree_optimization_passes): Add
14322 pass_mark_used_blocks.
14323 * tree-pass.h (pass_mark_used_blocks): New.
14324 * Makefile.in (tree-inline.o): Add debug.h dependency.
14326 2005-01-03 Geoffrey Keating <geoffk@apple.com>
14328 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
14329 VAR_DECLs to have weak_import attribute.
14331 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
14334 2004-01-03 Steven Bosscher <stevenb@suse.de>
14336 * passes.c (rest_of_compilation): Don't run regmove if only
14337 flag_expensive_optimizations, require flag_regmove instead.
14339 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14341 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
14343 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
14344 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14345 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
14346 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14348 2005-01-03 Richard Henderson <rth@redhat.com>
14350 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
14351 (ia64_const_ok_for_letter_p): New.
14352 (ia64_const_double_ok_for_letter_p): New.
14353 (ia64_extra_constraint): New.
14354 (ia64_expand_vecint_compare): New.
14355 (ia64_expand_vcondu_v2si): New.
14356 (ia64_expand_vecint_cmov): New.
14357 (ia64_expand_vecint_minmax): New.
14358 (ia64_print_operand): Add 'v'.
14359 (ia64_preferred_reload_class): New.
14360 (ia64_vector_mode_supported_p): New.
14361 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
14362 (PREFERRED_RELOAD_CLASS): Move to function.
14363 (CONST_OK_FOR_LETTER_P): Move to function.
14364 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
14365 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
14366 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
14367 (EXTRA_CONSTRAINT): Move to function.
14368 * config/ia64/ia64.md: Include vect.md.
14369 (itanium_class): Add mmalua.
14371 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
14373 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
14374 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
14376 (const_int_2bit_operand): New.
14377 (fr_reg_or_0_operand): New.
14378 * config/ia64/ia64-modes.def: Add vector modes.
14379 * config/ia64/ia64-protos.h: Update.
14380 * config/ia64/vect.md: New file.
14382 2005-01-03 Richard Henderson <rth@redhat.com>
14384 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
14386 2005-01-03 Uros Bizjak <uros@kss-loka.si>
14389 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
14391 (log1pdf2): Change mode of operands[0,1] to DFmode.
14393 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14395 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
14396 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
14397 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
14398 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
14399 SPARC_RELAXED_ORDERING.
14401 2005-01-03 Richard Henderson <rth@redhat.com>
14402 Uros Bizjak <uros@kss-loka.si>
14405 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
14406 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
14407 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
14409 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
14410 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
14411 const_pow2_1_to_128_operand): New predicates.
14413 2005-01-02 Greg McGary <greg@mcgary.org>
14415 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14417 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14418 object. [ptr_type]: Remove unused variable.
14419 Remember nearest addressable array-element or record-component
14420 when checking bitfield components. Tolerate empty BIND_EXPR.
14422 2005-01-01 Richard Henderson <rth@redhat.com>
14424 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14425 that don't narrow the value. Fail for other conversions.
14427 2005-01-01 Richard Henderson <rth@redhat.com>
14430 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14431 * c-lang.c (finish_file): Don't do it here.
14432 * objc/objc-act.c (objc_finish_file): Likewise.
14434 * cgraph.c (decl_assembler_name_equal): New.
14435 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
14436 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
14437 * cgraph.h (struct cgraph_varpool_node): Add next.
14438 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
14439 * varasm.c (assemble_alias): Mark the target as needed.
14441 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
14443 PR middle-end/19221
14444 * function.c (get_arg_pointer_save_area): Use entry_of_function
14445 instead of get_insns.
14447 2005-01-01 Roger Sayle <roger@eyesopen.com>
14448 Andrew Pinski <pinskia@physics.uc.edu>
14449 James E. Wilson <wilson@specifixinc.com>
14451 PR rtl-optimization/12092
14452 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
14455 2005-01-01 Roger Sayle <roger@eyesopen.com>
14456 Olivier Hainque <hainque@act-europe.fr>
14458 * tree.c (int_fits_type_p): A narrower type always fits in a
14459 wider one, except for negative values into unsigned types.
14461 2005-01-01 Roger Sayle <roger@eyesopen.com>
14463 * tree.c (int_fits_type_p): Compare the result of force_fit_type
14464 with the original constant rather than require TREE_OVERFLOW.
14466 2005-01-01 Steven Bosscher <stevenb@suse.de>
14468 PR middle-end/17544
14469 * c-decl.c (finish_function): If compiling C99, annotate the
14470 compiler generated return with the current file name and line 0.
14471 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
14472 the source line is greater than 0.
14473 (remove_bb): Likewise.