1 2005-03-31 Olivier Hainque <hainque@adacore.com>
3 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12 2005-03-31 Alan Modra <amodra@bigpond.net.au>
15 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
16 label operand. Remove (use (unspec..)). Don't emit a label on
18 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
19 generate inline label for load_toc_v4_PIC_1b.
20 (rs6000_emit_load_toc_table): Likewise.
22 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
24 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
25 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
27 2005-03-29 Devang Patel <dpatel@apple.com>
29 * tree-sra.c (decide_block_copy): Disable scalarization of
32 2005-03-30 Stuart Hastings <stuart@apple.com>
33 Dale Johannesen <dalej@apple.com>
35 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
36 * print-tree.c (print_node): Add case STATEMENT_LIST.
38 2005-03-31 Alan Modra <amodra@bigpond.net.au>
40 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
41 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
42 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
43 is given with "powerpc64*" or "all", or when --with-cpu chooses
46 2005-03-30 James E. Wilson <wilson@specifixinc.com>
49 * dwarf2out.c (add_high_low_attributes): New function, extracted from
50 gen_lexical_block_die.
51 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
53 2005-03-31 Jan Hubicka <jh@suse.cz>
55 2004-11-02 Jan Hubicka <jh@suse.cz>
57 * cgraph.c (cgraph_varpool_node_name): New function.
58 (dump_cgraph_varpool_node): New function.
59 (dump_varpool): New function.
60 * cgraphunit.c (cgraph_optimize): Dump varpool.
62 2004-10-16 Jan Hubicka <jh@suse.cz>
64 * cgraph.c (decide_is_variable_needed): New function.
65 (cgraph_varpool_finalize_decl): Use it.
66 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
68 * final.c (output_addr_const): Do not call mark_referenced.
69 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
71 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
72 (check_global_declarations): Ifdef out code clearing DECL_RTL.
73 * tree-optimize.c (execute_inline): Mark functions called.
74 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
76 2004-10-11 Jan Hubicka <jh@suse.cz>
78 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
79 (cgraph_varpool_last_needed_node): New static variable.
80 (enqueue_needed_varpool_node): Break out from ...; add items to the
81 end of queue; update first pointers.
82 (cgraph_varpool_mark_needed_node): ... here.
83 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
84 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
85 * cgraph.h (cgraph_varpool_node): Add analyzed field.
86 (cgraph_varpool_first_unanalyzed_node): Declare.
87 * cgraphunit.c: Include output.h.
88 (cgraph_varpool_analyze_pending_decls): New function.
89 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
90 for errors, analyze pending decls.
91 (cgraph_finalize_compilation_unit): Only analyze decls.
92 (cgraph_optimize): Assemble the decls after expanding.
94 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
96 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
97 subvars get marked properly in tags for grouping.
98 (add_pointed_to_var): Mark only actual pointed to
99 variables/subvars in addresses needed.
100 (create_overlap_variables_for): Clear call clobbered on original
102 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
103 addresable vars with subvars into list.
104 * tree-ssa.c (verify_ssa_name): Verify original is not used where
107 2005-03-30 Richard Henderson <rth@redhat.com>
109 * cgraph.h (struct cgraph_node): Add alias.
110 * varasm.c (assemble_alias): Set it.
111 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
112 avoid calling cgraph_expand_function.
114 2005-03-30 Tom Tromey <tromey@redhat.com>
116 * tree.def (FILE_TYPE): Removed.
117 * typeclass.h (enum type_class): Removed file_type_class.
118 * dwarf2out.c (is_base_type): Updated.
119 (gen_type_die): Likewise.
120 * dbxout.c (dbxout_type): Updated.
121 * builtins.c (type_to_class): Updated.
122 * tree.c (type_contains_placeholder_1): Updated.
123 * config/sparc/sparc.c (sparc_type_code): Updated.
124 * config/ia64/ia64.c (hfa_element_mode): Updated.
125 * expr.c (count_type_elements): Updated.
126 * stor-layout.c (layout_type): Updated.
127 * tree-inline.c (remap_type): Updated.
128 * tree-pretty-print.c (dump_generic_node): Updated.
130 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
132 * builtins.c (expand_builtin_powi): Fix mode of
133 2nd argument to match int.
134 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
135 2nd argument type to int.
136 * libgcc2.c: Change prototype of __powi* functions to use
139 2005-03-30 Dale Johannesen <dalej@apple.com>
142 * calls.c (expand_call): Flush pending deferrals before
145 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
149 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
150 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
151 c_label_context, label_context_stack): New.
152 * c-decl.c (define_label): Check for jumps into statement
153 expressions. Add label to list of defined labels.
154 (start_function): Push context on label_context_stack.
155 (finish_function): Pop context from label_context_stack.
156 * c-typeck.c (label_context_stack): New.
157 (c_finish_goto_label): Check for jumps into statement
158 expressions. Add label to list of jumped to labels.
159 (struct c_switch): Add blocked_stmt_expr.
160 (c_start_case): Initialize it.
162 (c_finish_case): Verify !blocked_stmt_expr.
163 (c_begin_stmt_expr): Push context on label_context_stack.
164 Increment blocked_stmt_expr. Mark labels jumped to from outside
166 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
167 defined in the statement expression and no longer jumpable to.
168 Mark labels jumped to from just outside the statement expression
169 as again definable. Pop context from label_context_stack.
170 * doc/extend.texi (Statement Exprs): Update.
172 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
175 * c-decl.c (start_function): Check for old_decl being
178 2005-03-30 Ian Lance Taylor <ian@airs.com>
180 * final.c (final): Remove prescan parameter. Change all callers.
181 (final_scan_insn): Remove prescan parameter. Change all callers.
183 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
185 * tree-vectorizer.c: Fix comment typos.
187 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
189 * tree-scalar-evolution.c (instantiate_parameters_1): Return
190 as soon as a chrec_dont_know is detected.
192 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
194 Merge from csl-arm-branch.
195 2004-02-12 Mark Mitchell <mark@codesourcery.com>
197 * tlink.c (recompile_files): Do not assume that "rename" can
198 overwrite an existing file.
200 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
202 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
203 * gcc/configure: Regenerate.
205 2005-03-30 Alan Modra <amodra@bigpond.net.au>
207 * doc/install.texi: Update binutils requirement for powerpc*-linux.
209 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
211 * calls.c (struct arg_data): Update "partial" comment.
212 (load_register_parameters): Update "nregs" comment.
214 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
216 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
217 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
218 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
219 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
220 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
221 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
222 than target_flags & 0.
223 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
224 (iq2000_arch, iq2000_parse_cpu): Delete.
225 (TARGET_HANDLE_OPTION): Override default.
226 (iq2000_handle_option): New function.
227 (override_options): Remove -march= and -mcpu= handling.
228 * config/iq2000/iq2000.opt: New file.
230 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
232 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
233 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
234 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
235 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
236 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
237 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
238 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
239 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
240 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
241 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
242 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
243 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
244 (c4x_rpts_cycles_string, c4x_cpu_version_string)
245 (TARGET_OPTIONS): Delete.
246 (c4x_rpts_cycles, c4x_cpu_version): Declare.
247 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
248 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
249 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
250 (c4x_cpu_version_string): Delete.
251 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
252 (c4x_handle_option): New function. Map -m3x and -m4x options to the
253 equivalent -mcpu= option.
254 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
255 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
256 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
257 or clearing the appropriate MASK_* bit.
258 (c4x_file_start): Use c4x_cpu_version.
259 * config/c4x/c4x.opt: New file.
261 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
263 * doc/options.texi: Document the new MaskExists flag.
264 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
265 if the option has the MaskExists flag.
267 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
269 * opt-functions.awk (flag_set_p, test_flag): New functions.
270 (switch_flags): Use them.
271 * opth-gen.awk: Use flag_set_p to check for flags.
272 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
274 2005-03-30 Ian Lance Taylor <ian@airs.com>
276 * config.host (i[34567]86-*-mingw32*): Don't set
277 host_can_use_collect2 to no.
279 2005-03-30 Alan Modra <amodra@bigpond.net.au>
282 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
283 Remove convert_memory_address call duplicating that in memory_address.
285 2005-03-29 Richard Henderson <rth@redhat.com>
288 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
289 (build_compound_literal): Likewise. Propagate decl type into the
291 (finish_decl): Likewise. Use new return value from complete_array_type
292 for zero sized arrays.
293 (complete_array_type): Move ...
294 * c-common.c (complete_array_type): ... here. Change first argument
295 to pointer-to-type-node. Consistently use sizetype for the index
296 except for zero sized arrays. Detect zero sized arrays for pedantic
297 mode diagnostics. Create a new type node instead of modifying the
299 * c-tree.h (complete_array_type): Move decl ...
300 * c-common.h (complete_array_type): ... here.
302 2005-03-29 Richard Henderson <rth@redhat.com>
305 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
307 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
309 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
310 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
311 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
312 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
314 2005-03-29 Eric Christopher <echristo@redhat.com>
316 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
317 truthvalue conversion removal.
319 2005-03-29 Ian Lance Taylor <ian@airs.com>
322 * collect2.c: Never include <vfork.h>.
323 (VFORK_STRING, vfork): Don't define.
324 (pid): Remove global variable.
325 (handler): Call raise instead of kill (getpid(), ...).
326 (collect_wait): Add pex parameter. Change all callers. Use
327 pex_get_status rather than pwait.
328 (do_wait): Add pex parameter. Change all callers.
329 (collect_execute): Return struct pex_obj * rather than void. Use
330 pex routines rather than pexecute.
331 (fork_execute): Get pex_obj from collect_execute, and pass it to
333 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
334 Only declare quit_handler if SIGQUIT is defined.
335 (scan_libraries): Likewise.
336 * collect2.h (collect_execute): Update declaration.
337 (collect_wait): Update declaration.
338 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
339 pass it to collect_wait.
341 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
344 * c-parser.c (c_parser_compound_statement_nostart): Give error
345 message for EOF instead of just setting parser->error.
347 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
349 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
350 (slpeel_update_phi_nodes_for_guard1): New function.
351 (slpeel_update_phi_nodes_for_guard2): New function.
352 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
353 of slpeel_update_phi_nodes_for_guard.
354 (vectorize_loops): Remove call to loop_closed_rewrite.
355 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
358 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
360 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
361 (TARGET_LITTLE_ENDIAN): New macro.
362 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
363 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
364 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
365 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
366 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
367 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
368 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
369 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
370 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
371 (TARGET_OPTIONS): Delete.
372 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
373 (CACHE_FLUSH_TRAP): Turn into an integer.
374 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
375 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
376 -mflush-trap is in use.
377 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
378 (m32r_cache_flush_trap_string): Delete.
379 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
380 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
381 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
382 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
383 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
384 -mmodel= and -msdata= handling from...
385 (m32r_init): ...here.
386 * config/m32r/m32r.opt: New file.
388 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
390 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
391 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
392 * tree-vect-analyze.c (vect_object_analysis): additional parm
393 pass back a "struct ptr_info_def *" with the points-to info.
394 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
395 statement using info returned from vect_object_analysis.
396 * tree-vect-transform.c (update_vuses_to_preheader): New function.
397 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
398 for virtual uses and defs when creating a replacement vector
399 reference. Call duplicate_ssa_name_ptr_info to define points-to
400 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
401 (vectorizable_store): copy_virtual_operands and update
402 definition statements.
403 (vectorizable_load): copy_virtual_operands. Remove call to
404 mark_call_clobbered_vars_to_rename for call to "const" builtin.
405 * tree-vectorizer.c (vectorize_loops): Remove calls to
406 rewrite_into_ssa and bitmap_clear (vars_to_rename).
407 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
408 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
409 define macro STMT_VINFO_PTR_INFO for use in accessing.
410 * tree.h add export of duplicate_ssa_name_ptr_info.
411 * rs6000.c (altivec_init_builtins): Declare builtin function
412 __builtin_altivec_mask_for_load to be "const".
414 2005-03-29 Jakub Jelinek <jakub@redhat.com>
417 * cgraph.h (struct cgraph_varpool_node): Add alias field.
418 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
419 assemble_variable on aliases.
420 * varasm.c (assemble_alias): Set node->alias.
421 * toplev.c (wrapup_global_declarations): Don't call
422 rest_of_decl_compilation on aliases again.
424 2005-03-29 Paul Brook <paul@codesourcery.com>
426 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
427 * config/arm/arm.c (arm_dbx_register_number): New function.
428 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
430 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
433 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
434 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
436 2005-03-29 Dale Johannesen <dalej@apple.com>
438 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
439 $(TREE_H) and $(COVERAGE_H).
440 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
441 * opts.c (common_handle_option): Enable tree-based value transforms.
442 * toplev.c (process_options): Ditto.
443 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
444 refers to references to this type.
445 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
446 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
447 for may_be_more, may_be_less.
448 (rtl_gen_pow2_profiler): Adjust.
449 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
450 (rtl_gen_one_value_profiler): Adjust.
451 (rtl_gen_const_delta_profiler): Adjust.
452 * tree-profile.c (tree_gen_interval_profiler): Implement.
453 (tree_gen_pow2_profiler): Ditto.
454 (tree_gen_one_value_profiler): Ditto.
455 (tree_profiling): New.
456 (pass_tree_profile): Reference it.
457 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
459 (insn_divmod_values_to_profile): Rename to
460 rtl_divmod_values_to_profile. Adjust.
461 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
462 (insn_prefetch_values_to_profile): Adjust.
463 (rtl_value_profile_transformations): Adjust.
464 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
465 (gen_mod_pow2): Rename to rtl_mod_pow2.
466 (gen_mod_subtract): Rename to rtl_mod_subtract.
467 (divmod_fixed_value_transform): Rename to
468 rtl_divmod_fixed_value_transform.
469 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
470 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
471 (rtl_find_values_to_profile): Adjust.
472 (tree_value_profile_transformations): Implement.
473 (tree_divmod_values_to_profile): New.
474 (tree_values_to_profile): New.
475 (tree_divmod_fixed_value): New.
476 (tree_mod_pow2): New.
477 (tree_mod_subtract): New.
478 (tree_divmod_fixed_value_transform): New.
479 (tree_mod_pow2_value_transform): New.
480 (tree_mod_subtract_transform): New.
481 (tree_find_values_to_profile): Implement.
482 * profile.c (instrument_values): Free histograms.
483 (compute_value_histograms): Adjust. Implement tree version.
485 2005-03-29 Uros Bizjak <uros@kss-loka.si>
487 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
488 * config/i386/i386.c (output_fix_trunc): Add new round_mode
489 variable. Output "fldcw" depending on round_mode.
490 * config/i386/i386.md (UNSPEC_FIST): New.
491 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
492 New isns patterns to implement lrint and llrint built-ins as x87
494 (fistdi2, fist<mode>2 splitters): New splitters.
495 (lrint<mode>2): New expanders.
497 2005-03-28 Ian Lance Taylor <ian@airs.com>
499 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
500 0 when calling final_scan_insn.
502 2005-03-28 Jan Hubicka <jh@suse.cz>
505 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
508 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
509 types where possible.
511 2005-03-26 Per Bothner <per@bothner.com>
513 Make -f[no-]show-column also control non-cpp diagnostics.
514 * c.opt (fshow-column): Move option from here ...
515 * common.opt (fshow-column): ... to here.
516 * diagnostic.c (diagnostic_build_prefix): Only print column number
519 2005-03-27 Steven Bosscher <stevenb@suse.de>
521 * vax-protos.h (vax_output_int_move, vax_output_int_add,
522 vax_output_conditional_branch): New prototypes.
523 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
524 extracted from vax.md mov and add patterns.
525 (vax_output_conditional_branch): New function to output conditional
527 * vax.md: Use mode macros for arithmetic and mov patterns.
528 Use code macros for the jump patterns.
530 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
532 * Makefile.in (libbackend.o): Depend on version files;
533 add custom generation command.
535 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
538 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
539 sure that we have a REG before getting its REGNO.
541 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
543 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
544 * builtins.def (BUILT_IN_STRNDUP): New.
546 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
548 PR tree-optimization/20470
549 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
552 2005-03-25 Mike Stump <mrs@apple.com>
554 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
557 2005-03-25 Geoffrey Keating <geoffk@apple.com>
559 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
560 Use our own structure definitions.
562 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
563 (fix_truncdfsi2): Allow registers or memory as destination.
564 When TARGET_PPC_GFXOPT, generate simplified pattern.
565 (fix_truncdfsi2_internal): Use define_insn_and_split.
566 (fix_truncdfsi2_internal_gfxopt): New.
567 (fctiwz): Don't confuse register allocation by giving it no choices.
569 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
570 (EXTRA_MEMORY_CONSTRAINT): Likewise.
571 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
572 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
574 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
576 * dominance.c (free_dominance_info): Speed up by freeing et
577 data structures without maintaining other nodes.
578 * et-forest.c (et_free_tree_force): New.
579 * et-forest.h: Add a prototype for et_free_tree_force.
581 * tree.c (get_set_constructor_bits,
582 get_set_constructor_bytes): Remove.
583 * tree.h: Remove the corresponding prototypes.
585 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
588 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
589 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
590 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
591 PRE_DEC, NEG and NOT.
593 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
595 * fold-const.c: Convert uses of fold (build (...)) to
598 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
600 PR rtl-optimization/20249
601 * cse.c (insert_regs): Do not record equivalence of registers in
604 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
606 * emit-rtl.c (reverse_comparison): Remove.
607 * rtl.h: Remove the corresponding prototype.
609 2005-03-24 James E Wilson <wilson@specifixinc.com>
611 * doc/install.texi (--enable-altivec): Delete docs.
613 2005-03-24 David Edelsohn <edelsohn@gnu.org>
615 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
616 SFmode and DFmode before reload when
617 flag_unsafe_math_optimizations not enabled.
619 2005-03-24 Geoffrey Keating <geoffk@apple.com>
621 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
623 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
624 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
626 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
628 * configure.ac (enable-checking): Add 'runtime' option.
629 * doc/install.texi (enable-checking): Document 'runtime' checking.
630 * tsystem.h (gcc_assert, gcc_unreachable): Define.
631 * config.in: Regenerated.
632 * configure: Regenerated.
634 2005-03-23 Uros Bizjak <uros@kss-loka.si>
636 * optabs.h (enum optab_index): Remove OTI_llrint.
637 (llrint_optab): Remove macro.
638 * optabs.c (init_optabs): Remove llrint_optab initialization.
639 * genopinit.c (optabs): Remove llrint_optab implementation.
640 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
643 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
645 PR rtl-optimization/20532
646 * simplify-rtx.c (simplify_binary_operation_1): Protect from
647 overflow when adding coefficients for PLUS or MINUS.
648 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
651 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
653 * langhooks.h (truthvalue_conversion): Remove.
654 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
655 LANG_HOOKS_TRUTHVALUE_CONVERSION.
656 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
657 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
658 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
660 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
662 * params.def: Fix a typo.
663 * config/mips/mips.c: Follow the spelling convensions.
664 * doc/invoke.texi: Fix typos.
666 2005-03-18 Dale Johannese <dalej@apple.com>
668 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
670 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
672 Fix PR tree-optimization/20601
674 * tree-ssa-pre.c (insert_aux): Add missing condition to
677 2005-03-23 Ian Lance Taylor <ian@airs.com>
679 * final.c (final_scan_insn): Don't remove no-op instructions.
680 * reload1.c (reload): Remove simple no-op instructions even when
683 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
685 PR tree-optimization/20501
686 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
687 reporting that peeling for alignment is applied moved to...
688 * (vect_analyze_data_refs_alignment): Here.
690 2005-03-23 Ian Lance Taylor <ian@airs.com>
692 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
694 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
696 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
697 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
699 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
701 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
702 imply that this is called once, independent of asms in code.
703 Adjust to now being pased output and input lists. Mention helper
704 function decl_overlaps_hard_reg_set_p.
705 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
706 hook_tree_tree_identity and to take three trees, returning third.
707 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
709 * stmt.c: include hard-reg-set.h before tree.h.
710 (decl_overlaps_hard_reg_set_p): New function, broken out from...
711 (decl_conflicts_with_clobbers_p): Call
712 decl_overlaps_hard_reg_set_p.
713 (expand_asm_operands): Pass output and input lists in call to
714 targetm.md_asm_clobbers.
715 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
716 hook_tree_tree_tree_tree_3rd_identity.
717 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
719 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
720 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
721 parameters, first two unused.
722 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
723 parameters. Only add MOF to clobbers if there's no 'h' mentioned
724 in constraint letters and MOF is not mentioned as a asm-declared
725 register in neither of the input and output lists.
727 2005-03-23 DJ Delorie <dj@redhat.com>
729 * optabs.c (expand_binop): Make sure the first subword's result
732 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
734 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
735 Call c_common_truthvalue_conversion rather than
736 lang_hooks.truthvalue_conversion.
737 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
738 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
740 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
741 c_common_truthvalue_conversion.
742 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
743 c_parser_conditional_expression, c_parser_binary_expression): Call
744 c_objc_common_truthvalue_conversion.
745 * c-typeck.c (build_unary_op): Call
746 c_objc_common_truthvalue_conversion.
747 (build_conditional_expr): Do not call
748 lang_hooks.truthvalue_conversion.
749 (build_binary_op): Call c_common_truthvalue_conversion.
750 (c_objc_common_truthvalue_conversion): Moved from
751 c-objc-common.c. Call default_function_array_conversion instead
752 of default_conversion.
754 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
756 * c-common.h (default_conversion): Remove.
757 (perform_integral_promotions): Add.
758 * c-tree.h (default_conversion): Add.
759 * c-typeck.c (perform_integral_promotions): New, split out from
761 * c-common.c (check_case_value): Use perform_integral_promotions,
762 not default_conversion.
763 (c_add_case_label): Don't continue processing case label after
766 2005-03-23 Mark Mitchell <mark@codesourcery.com>
768 * gcc.c (do_spec_1): Do not add a -L path for a directory in
769 the prefix list if we have already added a multilib directory
771 (main): Do not add MD_EXEC_PREFIX to the list of directories to
774 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
776 * reload1.c (indirect_symref_ok, reload_obstack): Make them
778 * reload.h: Remove the prototype for indirect_symref_ok.
780 * reload1.c (indirect_symref_ok): Make it global.
781 * reload.h: Add a prototype for indirect_symref_ok.
783 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
785 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
788 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
790 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
792 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
794 * c-opts.c (c_common_parse_file): Only start/end main source file
795 if debug hooks says the writer wants it.
796 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
798 (xcoff_debug_hooks): Ditto.
799 * debug.c (do_nothing_hooks): Ditto.
800 * debug.h (gcc_debug_hooks): Ditto.
801 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
802 * sdbout.c (sdb_debug_hooks): Ditto.
803 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
805 2005-03-22 Mark Mitchell <mark@codesourcery.com>
807 * doc/extend.texi: Deprecate C++ min/max operators.
809 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
811 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
812 artificial original candidates.
814 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
815 Jan Hubicka <jh@suse.cz>
816 Steven Bosscher <stevenb@suse.de>
818 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
819 call cost based on argument sizes.
820 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
822 * params.def: (max-inline-inssn-single): Set to 450.
823 (max-inline-insns-auto): Set to 90.
824 (max-inline-insns-recursive): Set to 450
825 (max-inline-insns-recursive-auto): Set to 450.
826 (large-function-insns): Set to 2700.
827 (inline-call-cost): New parameter.
828 * tree-inline.c (estimate_move_cost): New function.
829 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
830 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
832 * tree-inline.h (estimate_move_cost): Declare.
833 * invoke.texi: (max-inline-inssn-single): Change default to 450.
834 (max-inline-insns-auto): Change default to 90.
835 (max-inline-insns-recursive): Change default to 450
836 (max-inline-insns-recursive-auto): Change default to 450.
837 (large-function-insns): Change default to 2700.
838 (inline-call-cost): Document new parameter.
840 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
842 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
843 (TARGET_DEFAULT): Delete.
844 * config/i860/i860.opt: New file.
846 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
848 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
849 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
850 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
851 (frv_sched_lookahead): Delete.
852 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
853 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
854 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
855 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
856 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
857 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
858 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
859 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
860 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
861 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
862 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
863 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
864 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
865 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
866 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
867 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
868 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
869 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
870 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
871 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
872 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
873 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
874 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
875 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
876 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
877 (frv_sched_lookahead): Delete.
878 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
879 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
880 (frv_handle_option): New function. Move -mcpu= handling from...
881 (frv_override_options): ...here. Remove handling of other
883 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
884 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
885 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
886 and TARGET_NO_MULTI_CE.
887 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
889 * config/frv/frv.opt: New file.
891 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
893 * fold-const.c (fold_ternary): Take decomposed arguments of
895 (fold): Update a call to fold_ternary.
897 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
898 * tree.h: Add corresponding prototypes.
900 2005-03-22 Jakub Jelinek <jakub@redhat.com>
903 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
904 between jump table and its label.
905 * final.c (shorten_branches): Handle notes in between ADDR_VEC
906 resp. ADDR_DIFF_VEC and the label preceeding it.
907 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
908 is emitted in the right section.
910 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
912 * fold-const.c (fold_unary, fold_binary): Update comments
915 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
917 PR rtl-optimization/20527
918 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
919 REG_INC note, test that the register also isn't mentioned in PRED
922 2005-03-22 Ben Elliston <bje@au.ibm.com>
924 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
927 2005-03-21 Mike Stump <mrs@apple.com>
929 * varasm.c (default_assemble_visibility): Remove extra ().
931 2005-03-21 Roger Sayle <roger@eyesopen.com>
934 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
935 to determine whether a block can be duplicated, rather than test
936 whether the block contains noncopyable insns ourselves.
938 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
940 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
943 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
945 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
947 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
949 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
950 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
951 * config/fr30/fr30.opt: New file.
953 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
955 Fix PR tree-optimization/20542
957 * tree-flow-inline.h (overlap_subvar): Move to here.
958 * tree-ssa-operands.c: From here.
959 * tree-flow.h (overlap_subvar): Declare.
960 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
961 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
962 for variables with subvars.
964 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
967 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
968 * modulo-sched.c (const_iteration_count): Return on NULL
970 (print_node_sched_params): Return on NULL dump_file.
971 (generate_reg_moves): Handle reg-anti dependencies and disregard
972 closing branch when generating register moves.
973 (sms_schedule): Mark the SMSed block dirty.
974 * passes.c (rest_of_handle_sms): Call update_life_info for all
976 * testsuite/gcc.dg/20050321-1.c: New test.
978 2005-03-21 Bob Wilson <bob.wilson@acm.org>
980 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
981 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
982 movqi_internal): Likewise.
984 2005-03-21 Bob Wilson <bob.wilson@acm.org>
986 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
987 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
988 xtensa_b4const): Delete prototypes.
989 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
990 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
991 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
992 xtensa_extra_constraint): New prototypes.
993 (add_operand, arith_operand, nonimmed_operand, mem_operand,
994 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
995 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
996 move_operand, const_float_1_operand, fpmem_offset_operand,
997 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
998 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
999 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1000 argument type to HOST_WIDE_INT.
1001 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1002 xtensa_mask_immediate): Likewise.
1003 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1004 Likewise. Also make these functions static.
1005 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1006 (xtensa_const_ok_for_letter_p): New.
1007 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1008 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1009 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1010 move_operand, const_float_1_operand, fpmem_offset_operand,
1011 branch_operator, ubranch_operator, boolean_operator): Move to
1013 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1014 (xtensa_mem_offset): Change return type to bool.
1015 (xtensa_extra_constraint): New.
1016 (gen_int_relational): Update type of const_range_p function pointer.
1017 Use xtensa_b4const_or_zero.
1018 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1019 xtensa_const_ok_for_letter_p. Update comments.
1020 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1021 (PREDICATE_CODES): Delete.
1022 * config/xtensa/xtensa.md: Include predicates.md.
1023 * config/xtensa/predicates.md: New file.
1025 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1027 * config/v850/v850-protos.h: Remove the prototypes for
1028 reg_or_int9_operand, reg_or_const_operand,
1029 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1030 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1031 movsi_source_operand, power_of_two_operand,
1032 not_power_of_two_operand, special_symbolref_operand,
1033 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1034 register_is_ok_for_epilogue.
1035 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1036 reg_or_int9_operand, reg_or_const_operand,
1037 call_address_operand, special_symbolref_operand,
1038 movsi_source_operand, power_of_two_operand,
1039 not_power_of_two_operand, register_is_ok_for_epilogue,
1040 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1041 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1043 * config/v850/v850.h (PREDICATE_CODES): Remove.
1044 * config/v850/v850.md: Include predicates.md.
1045 * config/v850/predicates.md: New.
1047 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1049 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1050 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1051 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1052 (itoolsdir, itoolsdatadir): Move definition above new first use.
1053 (install-itoolsdirs): New rule.
1054 (install-mkheaders): Depend on install-itoolsdirs, not
1055 install-include-dir.
1057 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1059 * tree-into-ssa.c: Remove obsolete comments.
1061 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1063 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1064 unrolling if -fpeel-loops is specified, too.
1065 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1066 Remove superfluous check for flag_unroll_loops.
1068 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1070 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1071 (lrint_optab, llrint_optab): Define corresponding macros.
1072 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1073 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1074 pattern and llrint_optab using llrintdi2 patterns.
1075 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1076 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1077 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1078 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1079 flag_unsafe_math_optimizations is set.
1081 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1083 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1084 simplify_logical, if_then_else_cond, known_cond,
1085 simplify_comparison): Adjust calls to reverse_comparison.
1086 Don't use combine_reversed_comparison_code).
1087 (combine_reversed_comparison_code): Remove.
1088 (reversed_comparison): Using reversed_comparison_code, move it...
1089 * jump.c (reversed_comparison): ... here.
1090 * rtl.h (reversed_comparison): Add prototype.
1092 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1094 * builtins.c (fold_builtin): Take decomposed arguments of
1096 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1097 * gimplify.c (gimplify_call_expr): Likewise.
1098 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1099 * tree.h: Update the prototype of fold_builtin.
1101 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1103 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1104 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1105 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1106 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1107 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1109 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1111 * builtins.c (fold_builtin_1): Take decomposed arguments of
1113 (fold_builtin): Update a call to fold_builtin_1.
1115 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1118 * gcov.c (output_lines): Only output function block summary when
1119 outputting branch information.
1120 * doc/gcov.texi: Document format of preamble and additional block
1123 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1125 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1126 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1127 the defaults false if BITS_PER_UNIT != 8.
1128 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1129 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1130 than BITS_PER_UNIT != 8.
1131 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1132 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1133 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1135 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1136 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1138 2005-03-20 Roger Sayle <roger@eyesopen.com>
1141 * fold-const.c (fold_binary): Fix type mismatch between
1142 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1143 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1144 for non-truth-valued expressions.
1146 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1147 and FUNCTION_DECL in the main switch.
1148 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1149 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1150 we also need to convert their operands to match.
1151 <TRUTH_NOT_EXPR>: Likewise.
1153 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1155 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1156 diagnostic without checking whether an lvalue.
1157 * c-common.h (lvalue_p): Remove.
1158 (enum lvalue_use): Update comment.
1159 (lvalue_or_else): Replace by lvalue_error.
1160 * c-typeck.c (lvalue_p): Make static.
1161 (lvalue_or_else): New. Call lvalue_error.
1163 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1165 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1166 (function_arg_advance): Use rs6000_parm_start.
1167 (function_arg, rs6000_arg_partial_bytes): Likewise.
1169 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1171 * c-common.c (check_case_value): Adjust comment about stripping
1173 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1174 * c-typeck.c (default_conversion, convert_arguments,
1175 build_modify_expr, convert_for_assignment, store_init_value,
1176 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1177 manually. Remove inaccurate comments.
1179 2005-03-20 Roger Sayle <roger@eyesopen.com>
1180 Joseph S. Myers <joseph@codesourcery.com>
1182 * varasm.c (do_assemble_alias): Restore comment describing function.
1183 Annotate the target parameter as potentially unused.
1185 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1188 * config/avr/avr.c (avr_output_function_prologue): Do not use
1189 current_function_name() in a label, use a local label instead.
1191 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1193 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1194 flag_finite_math_only, not flag_unsafe_math_optimizations.
1196 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1198 * builtins.c (fold_builtin_1): Update a call to
1199 targetm.fold_builtin.
1200 * hooks.c (hook_tree_tree_bool_null): Rename to
1201 hook_tree_tree_tree_bool_null. Take one more argument of type
1203 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1204 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1205 hook_tree_tree_tree_bool_null.
1206 * target.h (gcc_target): Update the prototype of fold_builtin.
1207 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1208 arguments of CALL_EXPR.
1209 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1212 2005-03-20 Jan Hubicka <jh@suse.cz>
1214 * cgraph.h (cgraph_node): Add prev_clone pointer.
1215 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1216 (cgraph_clone_node): Produce doubly linked chain.
1218 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1220 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1221 get_nonnull_operand, handle_sentinel_attribute,
1222 check_function_arguments_recurse): Do not strip NOPS from
1224 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1226 * c-format.c (get_constant): Likewise.
1227 * c-parser.c (c_parser_postfix_expression): Likewise.
1228 * c-typeck.c (set_init_index): Likewise.
1229 (convert_arguments): Don't check for NOP_EXPR containing integer
1232 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1234 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1235 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1236 Take decomposed arguments of CALL_EXPR.
1237 (fold_builtin_1): Update calls to the functions mentioned
1240 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1242 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1243 width to have integer type.
1244 (build_enumerator): Require enumerator value to have integer type.
1246 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1248 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1251 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1253 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1254 std=iso9899:199x): Correct descriptions.
1256 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1258 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1261 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1263 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1265 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1266 fold_builtin_memcpy.
1268 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1269 arguments of CALL_EXPR.
1270 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1271 fold_builtin_found, fold_builtin_1): Update calls to
1272 fold_trunc_transparent_mathfn.
1274 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1277 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1278 function pointers on targets that require function pointer
1280 (fold_sign_changed_comparison): Likewise.
1282 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1284 * combine.c (try_combine): When changing the mode of a hard reg, make
1285 sure that doing so is valid.
1287 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1289 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1290 (TARGET_HANDLE_OPTION): Override default.
1291 (avr_handle_option): New function.
1292 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1293 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1294 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1295 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1296 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1297 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1298 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1299 (TARGET_OPTIONS): Delete.
1300 * config/avr/avr.opt: New file.
1302 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1304 * config/m32r/m32r-protos.h: Remove the prototypes for
1305 call_address_operand, symbolic_operand, seth_add3_operand,
1306 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1307 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1308 two_insn_const_operand, move_src_operand,
1309 move_double_src_operand, move_dest_operand,
1310 eqne_comparison_operator, signed_comparison_operator,
1311 large_insn_p, conditional_move_operand, carry_compare_operand,
1312 m32r_block_immediate_operand, extend_operand,
1313 reg_or_eq_int16_operand, int8_operand, and
1314 reg_or_zero_operand.
1315 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1316 seth_add3_operand, int8_operand, cmp_int16_operand,
1317 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1318 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1319 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1320 move_double_src_operand, move_dest_operand,
1321 eqne_comparison_operator, signed_comparison_operator,
1322 extend_operand, small_insn_p, large_insn_p,
1323 conditional_move_operand, carry_compare_operand,
1324 m32r_block_immediate_operand): Move to predicates.md.
1325 (MAX_MOVE_BYTES): Move to m32r.h.
1326 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1327 * config/m32r/m32r.md: Include predicates.md.
1328 * config/m32r/predicates.md: New.
1330 2005-03-18 James E Wilson <wilson@specifixinc.com>
1333 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1336 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1338 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1339 call_address_operand, const_8bit_operand.
1340 * config/mn10300/mn10300.c (call_address_operand,
1341 const_8bit_operand, const_1f_operand): Move to predicates.md.
1342 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1343 * config/mn10300/mn10300.md: Include predicates.md.
1344 * config/mn10300/predicates.md: New.
1346 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1348 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1349 declarations in diagnostics and %E for identifiers, not %s.
1351 2005-03-18 Jan Hubicka <jh@suse.cz>
1352 Dale Johannesen <dalej@apple.com>
1354 * basic-block.h (scale_bbs_frequencies_int,
1355 scale_bbs_frequencies_gcov_type): Declare.
1356 * cfg.c (RDIV): New macro.
1357 (update_bb_frequency_for_threading): Fix.
1358 * basic-block.h (scale_bbs_frequencies_int,
1359 scale_bbs_frequencies_gcov_type): New.
1360 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1361 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1362 scale_bbs_frequencies_int.
1363 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1365 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1367 * config/m32r/m32r-protos.h: Remove the prototypes for
1368 call_address_operand, symbolic_operand, seth_add3_operand,
1369 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1370 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1371 two_insn_const_operand, move_src_operand,
1372 move_double_src_operand, move_dest_operand,
1373 eqne_comparison_operator, signed_comparison_operator,
1374 large_insn_p, conditional_move_operand, carry_compare_operand,
1375 m32r_block_immediate_operand, extend_operand,
1376 reg_or_eq_int16_operand, int8_operand, and
1377 reg_or_zero_operand.
1378 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1379 seth_add3_operand, int8_operand, cmp_int16_operand,
1380 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1381 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1382 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1383 move_double_src_operand, move_dest_operand,
1384 eqne_comparison_operator, signed_comparison_operator,
1385 extend_operand, small_insn_p, large_insn_p,
1386 conditional_move_operand, carry_compare_operand,
1387 m32r_block_immediate_operand): Move to predicates.md.
1388 (MAX_MOVE_BYTES): Move to m32r.h.
1389 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1390 * config/m32r/m32r.md: Include predicates.md.
1391 * config/m32r/predicates.md: New.
1393 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1395 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1396 symbolic_operand, symbolic_memory_operand,
1397 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1398 indexed_memory_operand, move_dest_operand, move_src_operand,
1399 prefetch_cc_operand, prefetch_nocc_operand,
1400 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1401 arith_operand, arith11_operand, pre_cint_operand,
1402 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1403 ireg_operand, int5_operand, uint5_operand, int11_operand,
1404 uint32_operand, arith5_operand, and_operand, ior_operand,
1405 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1406 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1407 shadd_operand, movb_comparison_operator,
1408 cmpib_comparison_operator): Move to predicates.md.
1409 (magic_milli, shadd_constant_p): Make it extern.
1410 * config/pa/pa.h (PREDICATE_CODES): Remove.
1411 * config/pa/pa.md: Include predicates.md.
1412 * config/pa/predicates.md: New.
1414 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1417 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1419 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1420 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1421 config/alpha/freebsd.h, config/alpha/linux.h,
1422 config/alpha/netbsd.h, config/alpha/osf5.h,
1423 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1424 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1425 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1426 doc/cppopts.texi: Update copyright.
1428 2005-03-18 Jan Hubicka <jh@suse.cz>
1431 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1433 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1436 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1438 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1441 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1443 * combine.c (gen_binary): Remove.
1444 (known_cond, simplify_shift_const, find_split_point,
1445 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1446 simplify_logical, expand_field_assignment, extract_left_shift,
1447 force_to_mode, if_then_else_cond, apply_distributive_law,
1448 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1449 simplify_comparison, reversed_comparison): Replace with
1450 simplify_gen_binary, simplify_gen_relational or
1451 distribute_and_simplify_rtx.
1452 (distribute_and_simplify_rtx): New function.
1454 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1455 Paolo Bonzini <gcc.gnu.org>
1457 * calls.c (setjmp_call_p, special_function_p): Update comments
1458 at the head of the functions.
1460 2005-03-18 Jan Hubicka <jh@suse.cz>
1462 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1464 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1465 function body should be released; do not proactively release function
1466 bodies in non-unit-at-a-time mode.
1468 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1470 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1471 mno-fp-ret-in-387 multilib variants.
1473 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1475 * common.opt (m): Remove.
1476 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1478 (common_handle_option): Remove OPT_m case.
1480 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1482 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1484 (fold_builtin_1): Update a call to fold_builtin_bitop.
1486 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1488 (fold_builtin_1): Update a call to fold_builtin_signbit.
1490 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1492 PR tree-optimization/20474
1493 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1494 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1496 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1498 * config/h8300/h8300-protos.h: Remove prototypes for
1499 general_operand_src, general_operand_dst, single_one_operand,
1500 single_zero_operand, call_insn_operand,
1501 two_insn_adds_subs_operand, small_call_insn_operand,
1502 jump_address_operand, bit_operand, bit_memory_operand,
1503 stack_pointer_operand, const_int_gt_2_operand,
1504 const_int_ge_8_operand, const_int_qi_operand,
1505 const_int_hi_operand, incdec_operand, bit_operator,
1506 nshift_operator, eqne_operator, gtle_operator,
1507 gtuleu_operator, iorxor_operator.
1508 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1509 h8300_ldm_stm_parallel.
1510 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1512 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1513 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1514 (h8300_ldm_stm_parallel): Make it extern.
1515 (h8300_ldm_parallel, h8300_stm_parallel,
1516 h8300_return_parallel, general_operand_src,
1517 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1518 nibble_operand, reg_or_nibble_operand, single_one_operand,
1519 single_zero_operand, call_insn_operand,
1520 two_insn_adds_subs_operand, small_call_insn_operand,
1521 jump_address_operand, bit_operand, bit_memory_operand,
1522 stack_pointer_operand, const_int_gt_2_operand,
1523 const_int_ge_8_operand, const_int_qi_operand,
1524 const_int_hi_operand, incdec_operand, eqne_operator,
1525 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1526 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1527 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1528 nshift_operator): Move to predicates.md.
1529 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1530 * config/h8300/h8300.md: Include predicates.md.
1531 * config/h8300/predicates.md: New.
1533 2005-03-17 Richard Henderson <rth@redhat.com>
1535 * config.gcc (ia64*-*-hpux*): Add extra_options.
1536 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1537 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1538 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1539 (ia64_tls_size_string, ia64_tune_string): Remove.
1540 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1541 (TARGET_DEFAULT_TARGET_FLAGS): New.
1542 (TARGET_HANDLE_OPTION): New.
1543 (ia64_override_options): Move options parsing ...
1544 (ia64_handle_option): ... here. New.
1545 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1546 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1547 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1548 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1549 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1550 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1551 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1552 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1553 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1554 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1555 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1556 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1557 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1558 TARGET_EARLY_STOP_BITS): Remove.
1559 (TARGET_ILP32): Default false.
1560 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1561 (enum ia64_inline_type): New.
1562 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1563 * config/ia64/ia64.md: Update for new definitions of
1564 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1565 * config/ia64/ia64.opt: New file.
1566 * config/ia64/ilp32.opt: New file.
1568 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1573 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1575 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1576 instead of MASK_H8300S.
1577 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1578 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1579 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1580 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1581 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1582 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1583 TARGET_SWITCHES): Remove.
1584 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1586 * config/h8300/h8300.opt: New.
1588 * config/alpha/alpha.opt, config/arc/arc.opt,
1589 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1592 2005-03-17 Ian Lance Taylor <ian@airs.com>
1596 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1598 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1599 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1600 (TARGET_HANDLE_OPTION): Override default.
1601 (arc_handle_option): New function.
1602 (arc_init): Remove code to set arch_cpu_string.
1603 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1604 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1605 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1606 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1607 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1608 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1609 (arc_rodata_string, TARGET_OPTIONS): Delete.
1610 * config/arc/arc.opt: New file.
1612 2005-03-17 Richard Henderson <rth@redhat.com>
1614 * doc/extend.texi (Weak Pragmas): New section.
1615 (attribute alias): Clarify that target must be in the same
1618 2005-03-17 Richard Henderson <rth@redhat.com>
1620 * config/alpha/alpha.opt: New file.
1621 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1623 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1624 alpha_fprm_string, alpha_fptm_string): Make static.
1625 (alpha_tls_size_string): Remove.
1626 (alpha_handle_option): New.
1627 (override_options): Update for alpha_cpu/alpha_tune split.
1628 (alpha_file_start): Likewise.
1629 (TARGET_DEFAULT_TARGET_FLAGS): New.
1630 (TARGET_HANDLE_OPTION): New.
1631 * config/alpha/alpha.h (alpha_tune): Declare.
1632 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1633 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1634 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1635 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1636 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1637 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1638 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1639 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1640 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1641 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1642 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1643 (TARGET_DEFAULT): Remove MASK_FP.
1644 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1645 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1646 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1647 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1648 alpha_tls_size_string): Remove.
1649 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1650 (attribute tune): Rename from attribute cpu.
1651 * config/alpha/ev4.md: Update to match.
1652 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1653 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1654 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1655 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1656 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1657 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1659 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1661 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1662 and return without creating new state if before_nops_num is nonzero.
1663 * config/ia64/ia64.md (first_insn): New attribute.
1664 (alloc): Set it to yes.
1666 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1668 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1669 STMT_VINFO_SUBVARS to NULL.
1670 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1672 2005-03-16 Dale Johannesen <dalej@apple.com>
1674 * rtlanal.c (find_first_parameter_load): Rewrite to
1675 return actual first param load or the call if none,
1676 instead of first in block, when not all loads exist.
1678 2005-03-16 Roger Sayle <roger@eyesopen.com>
1680 * optabs.c (expand_copysign_absneg): Make static.
1681 * optabs.h (expand_copysign_absneg): Delete prototype.
1682 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1684 2005-03-16 Richard Henderson <rth@redhat.com>
1687 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1688 (alias_pairs): Rename from output_defs.
1689 (find_decl_and_mark_needed): Split out from assemble_alias.
1690 (do_assemble_alias): New.
1691 (assemble_output_def): Remove.
1692 (finish_aliases_1, finish_aliases_2): New.
1693 (process_pending_assemble_output_defs): Remove.
1694 (assemble_alias): Defer aliases for which we don't yet have a
1695 non-external decl for the target symbol.
1696 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1697 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1698 * toplev.c (compile_file): Use finish_aliases_2 instead of
1699 process_pending_assemble_output_defs.
1700 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1701 (process_pending_assemble_output_defs): Remove.
1703 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1705 Fix PR tree-optimization/20489
1707 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1708 for empty structures.
1710 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1712 Fix PR tree-optimization/20490
1714 * tree-ssa-pre.c (create_expression_by_pieces): Use
1715 force_gimple_operand on result of fold.
1717 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1719 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1720 of closing parenthesis.
1722 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1724 * builtins.c (expand_movstr): Update a call to
1725 fold_builtin_strcpy.
1726 (expand_builtin_strncpy): Update a call to
1727 fold_builtin_strncpy.
1728 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1729 arguments of CALL_EXPR.
1730 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1731 fold_builtin_strncpy.
1732 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1733 * tree.h: Update the prototypes of fold_builtin_strcpy and
1734 fold_builtin_strncpy.
1736 2005-03-16 Steven Bosscher <stevenb@suse.de>
1737 Dorit Naishlos <dorit@il.ibm.com>
1739 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1740 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1743 2005-03-16 Steven Bosscher <stevenb@suse.de>
1745 * tree-inline.c (walk_type_fields, walk_tree,
1746 walk_tree_without_duplicates): Move from here...
1747 * tree.c: ...to here.
1749 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1751 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1752 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1753 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1754 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1755 (version): Define using $(BASEVER_c).
1756 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1758 (version.o): Depend on version files; add custom generation command.
1759 (prefix.o): Define BASEVER on command line.
1760 (s-iov): Depend on version files; adjust command.
1761 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1763 (gcc-vers.texi): New rule.
1764 (doc/%.info, doc/%.dvi): Add -I . to command line.
1765 (doc/gccinstall.dvi): Likewise.
1766 (PACKAGE): Delete. All uses replaced with "gcc".
1767 * aclocal.m4: Do not include gcc-version.m4.
1768 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1769 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1770 Set is_release based on contents of DEV-PHASE.
1771 Set gcc_version based on contents of BASE-VER.
1772 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1773 * config.in, configure: Regenerate.
1774 * gccbug.in: Determine version of GCC in use at runtime.
1775 * gcov-iov.c: Get version number and development phase from
1776 command line, not by including version.c.
1777 * intl.c: Replace all uses of PACKAGE with "gcc".
1778 * libada-mk.in: Delete unused "gcc_version" variable.
1779 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1780 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1781 commentary to match.
1782 (version_string): Put together from pieces.
1783 * config/alpha/x-vms: Do not use $(gcc_version).
1784 * config/i386/t-nwld: Likewise.
1785 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1786 version-GCC and DEVELOPMENT.
1788 2005-03-15 Roger Sayle <roger@eyesopen.com>
1790 PR tree-optimization/17454
1791 * tree.c (tree_size): Add case for TREE_BINFO.
1792 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1793 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1795 2005-03-15 Roger Sayle <roger@eyesopen.com>
1797 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1798 op1 whilst expanding the signed widenening multiply variant.
1800 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1802 * toplev.c (display_target_options): Avoid unused variable warning if
1803 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1804 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1805 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1806 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1807 (mips_isa_info): New variable.
1808 (mips_parse_cpu): Remove the first argument and leave the caller
1810 (TARGET_HANDLE_OPTION): Override default.
1811 (mips_handle_option): New function. Move option validation code from...
1812 (override_options): ...here. Update calls to mips_parse_cpu.
1813 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1814 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1815 (SUBTARGET_TARGET_OPTIONS): Delete.
1816 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1817 (mno-flush-func, mtune=): New options.
1819 2005-03-15 Roger Sayle <roger@eyesopen.com>
1820 Richard Henderson <rth@redhat.com>
1822 * real.c (c4x_single_format, c4x_extended_format): Provide values
1823 for signbit_ro for c4x's single and extended floating point formats.
1824 * optabs.c (expand_copysign): Use the floating point format's
1825 signbit_ro for expanding via expand_copysign_absneg, and it's
1826 signbit_rw field for expanding via expand_copysign_bit.
1828 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1830 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1831 known_alignment_for_access_p.
1832 (known_alignment_for_access_p): New.
1833 (do_peeling_for_alignment): Field made int instead of bool and renamed
1834 to peeling_for_alignment.
1835 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1836 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1837 functionality used to be in vect_analyze_operations.
1838 (vect_analyze_operations): Code to determine vectorization factor was
1839 moved to vect_determine_vectorization_factor.
1840 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1841 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1843 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1844 be part of vect_analyze_operations).
1845 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1846 creating the guard condition, as the number of iterations may be
1848 (slpeel_tree_peel_loop_to_edge): Use new name of
1849 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1850 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1851 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1852 (vect_do_peeling_for_alignment): Use fold.
1853 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1855 (vect_update_inits_of_dr): Renamed to
1856 vect_update_init_of_dr.
1857 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1858 (vectorizable_store): Fix assertion to use == instead of =.
1860 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1862 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1863 call_used_regs for wCG registers.
1865 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1867 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1868 for non-offsettable memory references to cope with outstanding reload
1869 replacements, take 2.
1871 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1874 * config/i386/i386.h (x86_fisttp): New.
1875 (TARGET_FISTTP): New macro.
1876 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1877 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1878 instruction when fisttp flag is set.
1879 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1881 * config/i386/i386.md (type attribute): Add fisttp.
1882 (unit attribute): Set to i387 for fisttp type.
1883 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1884 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1886 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1887 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1889 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1890 patterns for TARGET_FISTTP. Enable patterns for
1891 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1892 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1893 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1894 implement fisttp x87 insn.
1895 (fix_trunc*_i387_fisttp splitters): New patterns.
1896 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1897 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1898 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1900 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1901 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1902 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1903 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1904 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1905 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1906 Disable patterns for TARGET_FISTTP.
1907 (fix_trunc*_i387 splitters): Implement usign mode macros.
1908 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1909 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1910 (fix_trunx*_sse peephole2s): Implement using mode macros.
1912 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1914 PR rtl-optimization/20291
1915 * combine.c (try_combine): If splitting fails, re-try with
1916 original combined pattern, i.e. before clobber stripping.
1918 2005-03-14 Eric Christopher <echristo@redhat.com>
1920 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1921 STACK_GROWS_DOWNWARD.
1923 2005-03-14 Roger Sayle <roger@eyesopen.com>
1925 * real.h (struct real_format): Split the signbit field into two
1926 two fields, signbit_ro and signbit_rw.
1927 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1928 mips_double_format, ieee_extended_motorola_format,
1929 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1930 ieee_extended_intel_128_format, ibm_extended_format,
1931 mips_extended_format, ieee_quad_format, mips_quad_format,
1932 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1933 i370_double_format, c4x_single_format, c4x_extended_format,
1934 real_internal_format): Update initializers for new field.
1935 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1936 real_format structure.
1937 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1938 field of the real_format structure.
1940 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1942 Fix PR tree-optimization/20458
1944 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1945 DECL_EXTERNAL on STRUCT_FIELD tags.
1946 (clear_call_clobbered): Ditto.
1947 * tree-ssa-operands.c (note_addressable): Make sure the original
1948 variable doesn't slip into the addressable list if we have
1950 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1953 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1955 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1956 (-fwide-exec-charset): Likewise.
1957 (-finput-charset): Likewise.
1958 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1959 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1960 * c.opt (Wnormalized): New.
1962 2005-03-14 Devang Patel <dpatel@apple.com>
1964 * doc/invoke.texi: Add reference to Visibility document.
1966 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1968 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1969 MASK_SPLIT_ADDRESSES.
1970 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1971 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1972 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1973 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1974 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1975 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1976 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1977 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1978 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1979 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1980 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1981 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1982 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1983 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1984 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1985 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1986 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1987 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1988 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1989 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1990 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1991 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1992 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1993 (TARGET_EXPLICIT_RELOCS): Delete.
1994 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1995 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1996 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1997 (override_options): Set MASK_LONG64 if -mint64 is given and no
1998 -mlongXX option is. Complain about -mint64 -mlong32.
1999 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2000 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2001 * config/mips/mips.opt: New file.
2003 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2005 * config.gcc (extra_options): New variable for listing option files.
2006 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2007 * configure.ac (extra_opt_files): New AC_SUBST variable.
2008 (tm_file_list, tm_include_list): Include options.h first.
2009 * configure: Regenerate.
2010 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2011 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2012 (s-options-h): New rule.
2013 (options.h): Depend on it.
2014 (TEXI_GCCINT_FILES): Add options.texi.
2015 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2016 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2017 * target.h (gcc_target): Add default_target_flags and handle_option.
2018 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2019 (TARGET_HANDLE_OPTION): New macros.
2020 (TARGET_INITIALIZER): Include them.
2021 * opt-functions.awk (opt_args, nth_arg): New functions.
2022 (switch_flags): Handle the "Target" flag.
2024 (var_name): Use opt_args and nth_arg.
2025 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2026 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2027 macros for the "Mask" and "InverseMask" options.
2028 * opts.h (cl_var_cond): New enum.
2029 (cl_option): Replace the "has_set_value" and "set_value" fields with
2030 "var_cond" and "var_value".
2031 (CL_TARGET): New macro.
2032 (option_enabled, print_filtered_help): Declare.
2033 (decode_options): Move definition.
2034 * opts.c (handle_option): Search for the original option before
2035 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2036 var_cond and var_value fields. Use targetm.handle_option to handle
2038 (decode_options): Set target_flags to targetm.default_target_flags.
2039 (print_filtered_help): Make global. Handle CL_TARGET.
2040 (option_enabled): New function.
2041 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2042 (display_target_options, set_target_switch, print_switch_values)
2043 (default_pch_valid_p): Guard uses of target_switches with
2044 #ifdef TARGET_SWITCHES. Also...
2045 (display_target_options): Display the CL_TARGET entries in cl_options.
2046 (set_target_option): Don't complain about the "" option when
2047 TARGET_SWITCHES is undefined.
2048 (print_switch_values): Use option_enabled.
2049 (default_pch_valid_p): Check cl_options[] when looking for something
2050 that has changed the value of target_flags.
2051 * c.opt: Remove documentation from top of file.
2052 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2053 * doc/sourecebuild.texi: Refer to the new options documentation
2054 instead of c.opt. Document machine-specific .opt files.
2055 * doc/tm.texi (target_flags): Say that this variable is declared
2057 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2058 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2060 * doc/options.texi: New file.
2062 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2065 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2068 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2071 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2072 temporary variable of pointer type if an lvalues is required.
2073 (gimplify_modify_expr_rhs): Request an rvalue from it.
2074 (gimplify_expr): Pass fallback on.
2076 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2078 * cfgbuild.c: Update comments.
2080 2005-03-14 Roger Sayle <roger@eyesopen.com>
2082 PR rtl-optimization/17236
2083 * optabs.c (expand_doubleword_mult): New helper function split out
2084 from expand_binop. Permute the order in which instructions are
2085 emitted to minimize the number of simultaneously live registers.
2086 (expand_binop): Call expand_doubleword_mult to synthesize a double
2087 word multiplication.
2089 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2091 * basic-block.h: Update the prototypes of cached_make_edge and
2093 * cfg.c (cached_make_edge): Take edge_cache representing one
2094 row of the adjacency matrix of edges.
2095 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2096 (make_edges): Initialize edge_cache to represent one row of
2097 the adjacency matrix of edges.
2099 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2101 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2103 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2104 Remove unused removed_phis variable.
2105 (conditional_replacement): Use build1/build2.
2106 (abs_replacement): Use last_and_only_stmt and build1/build2.
2108 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2110 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2111 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2112 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2113 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2114 * c-common.c (handle_novops_attribute): New function.
2115 (c_common_attribute_table): Add "no vops" entry.
2116 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2117 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2118 * tree-ssa-operands.c (get_call_expr_operands): Do not
2119 create virtual operands for calls with ECF_NOVOPS flag.
2120 * tree.h (DECL_IS_NOVOPS): New macro.
2121 (struct tree_decl): Add novops_flag.
2122 (ECF_NOVOPS): New constant.
2124 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2127 * config/i386/i386.c (x86_use_himode_fiop): New.
2128 (x86_use_simode_fiop): Rename from x86_use_fiop.
2129 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2130 (TARGET_USE_HIMODE_FIOP): New.
2131 (x86_use_simode_fiop): Rename from x86_use_fiop.
2132 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2134 * config/i386/i386.md (X87MODEI12): New mode macro define.
2135 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2136 to implement x87 FP compare with HImode input operands.
2137 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2138 Use X87MODEI12 mode macro to handle HImode input operands.
2139 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2140 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2141 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2142 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2143 macro to implement x87 operators with HImode input operands.
2144 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2147 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2149 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2151 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2152 constants invariant.
2154 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2156 * basic-block.h (BB_VISITED): Removed.
2157 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2159 2005-03-14 Falk Hueffner <falk@debian.org>
2162 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2164 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2166 * ggc-zone.c: Fix comment typos.
2168 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2169 stringpool.c, config/mips/mips-protos.h: Update copyright.
2171 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2173 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2174 throughout with its typedef, "rtx".
2175 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2176 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2177 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2178 regs in comment to match code.
2180 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2182 * except.c (check_handled): Make it static.
2183 * except.h: Remove the corresponding prototype.
2185 * function.c (get_func_frame_size): Make it static.
2186 * function.h: Remove the corresponding type.
2188 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2190 * hard-reg-set.h: Remove the corresponding declarations.
2192 * tree-cfg.c (verify_stmts): Check that
2193 bb_for_stmt (stmt) == bb for every PHI node and statement.
2195 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2197 * config.gcc: Remove excess indentation.
2198 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2200 2005-03-13 Roger Sayle <roger@eyesopen.com>
2203 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2204 * fold-const.c (fold_sign_changed_comparison): Likewise.
2205 (fold_binary): Optimize comparisons against widened operands if
2206 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2208 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2210 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2211 (sparc_override_options): Initialize it.
2212 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2214 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2216 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2217 (reg_or_none500mem_operand): New predicate.
2218 (zero_reg_mem_operand): New predicate.
2219 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2220 to reg_or_none500mem_operand.
2221 (extendsfdf2_fpr): Add MEM alternative.
2222 (extenddftf2_internal): Change operand2 predicate to
2223 zero_reg_mem_operand.
2225 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2227 * ggc-zone.c: Rewritten.
2229 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2231 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2232 * config.in: Regenerated.
2233 * configure: Regenerated.
2234 * gengtype.c (write_types_process_field, write_func_for_structure):
2235 Pass new argument to gt_pch_note_object.
2236 * ggc-common.c (struct ptr_data): Add TYPE.
2237 (gt_pch_note_object): Take TYPE argument and save it.
2238 (call_count): Update call to ggc_pch_count_object.
2239 (call_alloc): Update call to ggc_pch_alloc_object.
2240 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2242 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2243 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2244 (ggc_alloc_zone_stat): Delete.
2245 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2246 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2247 (ggc_pch_alloc_object): Update prototypes.
2248 (garbage_zone): Delete.
2249 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2250 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2252 (tree_id_zone): New variable.
2253 (ggc_alloc_cleared_zone): Remove unused.
2254 (ggc_alloc_zone): Define.
2255 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2256 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2257 ggc_alloc_zone_stat.
2258 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2259 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2260 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2261 (make_node_stat): Likewise. Use tree_id_zone.
2263 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2264 Joseph S. Myers <joseph@codesourcery.com>
2266 * configure.ac: Check for MIPS TLS.
2267 * configure: Regenerated.
2268 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2269 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2270 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2271 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2272 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2273 (mips_classify_symbol, mips_symbolic_constant_p)
2274 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2275 (mips_tls_operand_p, mips_call_tls_get_addr)
2276 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2277 (mips_tls_symbol_ref_1): New functions.
2278 (mips_legitimize_address, mips_legitimize_const_move): Call
2279 mips_legitimize_tls_address.
2280 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2282 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2283 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2284 (mips_char_to_class): Document V1_REG.
2285 (HAVE_AS_TLS): Provide default.
2286 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2288 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2290 (tls_get_tp_<mode>): New instruction.
2292 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2294 * configure.ac: Update checks for target tools.
2295 * configure: Regenerated.
2297 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2299 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2301 2005-03-13 Roger Sayle <roger@eyesopen.com>
2303 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2304 more classes of DImode multiplication by constant. Allow both
2305 multiplication by small negative constants (by performing a
2306 multiplication by a positive constant and negating the result) and
2307 multiplications by large powers of two, by using a left shift.
2309 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2311 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2312 of basic blocks into work_stack.
2314 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2315 config/mips/vr.h: Update copyright.
2317 * c-decl.c (c_init_decl_processing): Remove useless calls to
2318 build_function_type.
2320 * builtins.c (fold_trunc_transparent_mathfn,
2321 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2322 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2323 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2324 fold_builtin_strcpy, fold_builtin_strncpy,
2325 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2328 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2331 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2332 variable determinant.
2334 * tree-cfg.c (group_case_labels): Remove local variable type.
2336 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2339 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2342 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2345 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2346 (*movmemqi_insn): Delete.
2347 (*movmemhi): Delete.
2349 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2351 * builtins.c (fold_builtin_classify): Take decomposed
2352 arguments of CALL_EXPR.
2353 (fold_builtin_1): Update a call to fold_builtin_classify.
2355 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2358 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2359 through into call to parser_xref_tag after parse error.
2360 (c_parser_struct_declaration): Consistently return NULL_TREE on
2363 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2365 * tree-flow-inline.h (ref_contains_array_ref): New function.
2366 (lookup_subvars_for_var): Ditto.
2367 (get_subvars_for_var): Ditto.
2368 (var_can_have_subvars): Ditto.
2370 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2371 (struct subvar): New type.
2373 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2375 * tree-optimize.c (init_tree_optimization_passes): Call
2376 pass_create_structure_vars.
2378 * tree-ssa-alias.c: Include vec.h.
2379 (init_alias_info): Don't auto-clear call clobbered on struct-field
2381 (compute_flow_insensitive_aliasing): Handle subvars.
2382 (group_aliases): Handle STRUCT_FIELD aliases.
2383 (setup_pointers_and_addressables): Ditto.
2384 Don't mark variables non-addressable if they still have
2385 addressable subvars.
2386 Also mark subvars addressable when the real variable is marked
2388 (add_pointed_to_var): Try to prune the pointed-to set by only
2389 pointing to subvars when possible.
2390 Otherwise, make sure we set addresses_needed and pt_vars to
2391 properly include subvars.
2392 (bitpos_of_field): New function.
2393 (push_fields_onto_fieldstack): Ditto.
2394 (get_or_create_used_part_for): Ditto.
2395 (create_overlap_variables_for): Ditto.
2396 (find_used_portions): Ditto.
2397 (create_structure_vars): Ditto.
2398 (pass_create_structure_vars): New structure.
2400 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2401 (get_expr_operands): Handle subvars. Also try to turn
2402 COMPONENT_REF accesses into must-defs now that we can accurately
2404 (note_addressable): Try to only mark as addressable those subvars
2405 we know a COMPONENT_REF touches.
2406 (overlap_subvar): New function.
2408 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2409 Handle subvar storing.
2410 (vect_address_analysis): Update caller of vect_object_analysis.
2412 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2414 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2415 (STMT_VINFO_SUBVARS): New macro.
2417 * common.opts: add flag_tree_salias.
2419 * opts.c (decode_options): flag_tree_salias defaults to on.
2421 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2423 * doc/tree-ssa.texi: Document structural alias analysis.
2425 2005-03-12 Steven Bosscher <stevenb@suse.de>
2427 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2428 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2429 * tree-ssa-operands.c (get_expr_operands): Likewise.
2430 (get_expr_operands): Likewise for ERROR_MARK.
2432 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2434 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2437 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2440 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2441 (mark_operand_necessary): Remove local variable ver.
2443 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2444 variable prefix_len.
2446 * value-prof.c (mod_subtract_transform): Remove local variable
2449 * builtins.c (fold_builtin_exponent): Take decomposed
2450 arguments of CALL_EXPR.
2451 (fold_builtin_1): Update a call to fold_builtin_exponent.
2453 * builtins.c (fold_builtin_logarithm): Take decomposed
2454 arguments of CALL_EXPR.
2455 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2457 * c-decl.c (c_init_decl_processing): Remove local variables
2458 ptr_ftype_void and ptr_ftype_ptr.
2460 * gimplify.c (gimplify_expr): Remove local variables r0 and
2463 * reg-stack.c (move_for_stack_reg): Remove local variable
2465 (compare_for_stack_reg): Remove local variable flags_user.
2466 (convert_regs_1): Remove local variable deleted.
2468 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2470 (combine_blocks): Remove local variables exits and new_e.
2472 * tree-inline.c (expand_call_inline): Remove local variable
2475 * tree-ssa-live.c (create_ssa_var_map,
2476 calculate_live_on_entry): Remove local variable snn.
2478 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2480 * c-lex.c (c_lex_with_flags): Add parameter to call to
2483 2005-03-11 Per Bothner <per@bothner.com>
2485 * c-tree.h (struct c_declarator): New id_loc field.
2486 * c-pragma.h (c_lex_with_flags): Take position reference.
2487 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2488 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2489 (c_lex): Pass dummy location to c_lex_with_flags.
2490 * c-parser.c (c_lex_one_token): Set c_token's location using
2491 c_lex_with_flags, instead of input_location, which might be "ahead".
2492 (c_parser_direct_declarator): Set declarator's id_loc from
2494 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2495 declarator's id_loc, rather than probably-imprecise input_location.
2496 (build_id_declarator): Initialize c_declarator's id_loc field.
2498 2005-03-11 Roger Sayle <roger@eyesopen.com>
2501 * builtins.c (expand_builtin_signbit): Force the signbit's word
2502 into an integer register to avoid SUBREGs of floating point modes.
2504 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2506 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2507 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2508 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2509 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2511 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2513 PR rtl-optimization/20306
2514 * expr.c (emit_move_complex): Set try_int false if mode is
2515 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2516 emit_block_move if try_int is true.
2518 2005-03-11 Richard Henderson <rth@redhat.com>
2521 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2522 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2525 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2527 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2528 (TARGET_FIX_VR4130): New macro.
2529 (TARGET_OPTIONS): Add -mfix-vr4130.
2530 (ISA_HAS_MACCHI): New macro.
2531 (ASM_SPEC): Add -mfix-vr4130.
2532 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2533 (override_options): Handle mips_fix_vr4130_string.
2534 (mips_avoid_hazards): Clear all_noreorder_p
2535 if we're working around VR4130 errata and the macc alternatives
2537 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2538 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2539 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2540 (MULTILIB_DEFAULTS): Remove leading "march=".
2541 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2542 if no architecture option is given.
2543 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2545 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2546 * doc/invoke.texi: Document -mfix-vr4130.
2548 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2550 * config/mips/mips.c (override_options): Only warn about -mint64
2551 deprecation if TARGET_INT64.
2553 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2555 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2556 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2557 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2558 are non-specific regarding the nonnull parameter positions.
2559 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2560 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2561 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2562 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2564 * builtins.def: Use the non-specific "nonnull" attibute lists.
2566 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2568 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2569 single_pred_edge, single_succ, single_pred): Improve comments.
2571 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2573 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2574 single_pred_edge, single_succ, single_pred): New inline functions.
2575 * bb-reorder.c (rotate_loop, find_traces_1_round,
2576 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2577 duplicate_computed_gotos): Use the single_succ/pred functions.
2578 * cfganal.c (forwarder_block_p): Ditto.
2579 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2580 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2581 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2582 merge_seq_blocks): Ditto.
2583 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2584 * cfglayout.c (fixup_reorder_chain): Ditto.
2585 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2586 canonicalize_loop_headers, verify_loop_structure): Ditto.
2587 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2588 mfb_update_loops, create_preheader, force_single_succ_latches,
2589 create_loop_notes): Ditto.
2590 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2591 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2592 commit_one_edge_insertion, purge_dead_edges,
2593 cfg_layout_can_merge_blocks_p): Ditto.
2594 * except.c (sjlj_emit_function_enter): Ditto.
2595 * flow.c (init_propagate_block_info): Ditto.
2596 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2597 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2598 insert_insn_end_bb): Ditto.
2599 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2600 find_if_case_2): Ditto.
2601 * lambda-code.c (perfect_nestify): Ditto.
2602 * lcm.c (optimize_mode_switching): Ditto.
2603 * loop-doloop.c (doloop_modify): Ditto.
2604 * loop-init.c (loop_optimizer_init): Ditto.
2605 * loop-iv.c (simplify_using_initial_values): Ditto.
2606 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2607 * loop-unswitch.c (unswitch_loop): Ditto.
2608 * modulo-sched.c (generate_prolog_epilog): Ditto.
2609 * predict.c (combine_predictions_for_insn, estimate_probability,
2610 tree_estimate_probability, last_basic_block_p,
2611 estimate_bb_frequencies): Ditto.
2612 * profile.c (branch_prob): Ditto.
2613 * regrename.c (copyprop_hardreg_forward): Ditto.
2614 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2615 * tracer.c (layout_superblocks): Ditto.
2616 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2617 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2618 cleanup_control_expr_graph, disband_implicit_edges,
2619 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2620 tree_verify_flow_info, tree_make_forwarder_block,
2621 tree_forwarder_block_p, remove_forwarder_block,
2622 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2623 * tree-if-conv.c (tree_if_conversion): Ditto.
2624 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2625 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2626 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2627 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2628 copy_loop_headers): Ditto.
2629 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2630 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2631 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2632 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2633 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2634 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2635 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2636 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2637 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2638 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2639 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2640 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2641 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2642 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2643 slpeel_add_loop_guard): Ditto.
2645 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2647 PR tree-optimization/15784
2648 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2651 * stmt.c (expand_case): Don't change index_type. Convert minval
2654 PR tree-optimization/20130
2655 * fold-const.c (fold): Fold x * -1 into -x.
2657 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2659 PR rtl-optimization/20331
2660 * rtlanal.c (modified_between_p): Check its address first for MEM.
2661 (modified_in_p): Likewise.
2663 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2665 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2667 2005-03-10 Steven Bosscher <stevenb@suse.de>
2669 * expr.c (expand_expr_real_1): If possible, use a conditional
2670 move for expanding MIN_EXPR and MAX_EXPR.
2671 Use temp for moving around rtx-en.
2673 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2676 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2679 2005-03-10 Roger Sayle <roger@eyesopen.com>
2681 * builtins.c (expand_builtin_signbit): Extend to handle floating
2682 point modes wider than the largest integer type, using the
2683 operand_subword_force function to obtain the signbit's word.
2685 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2688 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2689 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2691 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2693 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2695 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2697 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2699 (perform_edge_inserts): Unconditionally call
2700 free_dominator_info.
2702 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2704 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2706 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2708 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2710 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2712 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2714 (rtl_register_value_prof_hooks,
2715 tree_value_profile_transformations,
2716 tree_register_value_prof_hooks): Likewise.
2717 * var-tracking.c (stack_adjust_offset_pre_post,
2718 variable_htab_free, variable_union, dataflow_set_different_2,
2719 count_uses, variable_was_changed, set_frame_base_location,
2720 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2721 vt_add_function_parameters): Likewise.
2722 * varasm.c (named_section_real, named_section, make_decl_rtl,
2723 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2724 const_hash_1, compare_constant, copy_constant, force_const_mem,
2725 output_constant_pool_2, output_constant_pool_1, output_constant,
2726 output_constructor, make_decl_one_only, decl_tls_model,
2727 default_no_named_section, default_elf_select_section_1,
2728 default_unique_section_1): Likewise.
2729 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2730 * vmsdbgout.c (addr_const_to_string): Likewise.
2733 * function.c (struct assign_parm_data_one): Remove last_named
2735 (assign_parm_find_data_types): Don't determine last_named.
2736 Reorder named_parm determination.
2737 (assign_parms): Only setup varargs on the last non-varadic
2740 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2742 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2743 sda base address on medium model.
2745 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2747 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2748 * cfgloop.c (flow_loop_nodes_find): Export.
2749 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2751 * cfgloopmanip.c (fix_loop_structure): New function.
2752 * predict.c (predict_loops): Clean up the loops information.
2753 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2754 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2756 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2757 (rewrite_into_loop_closed_ssa): Declaration changed.
2758 * tree-loop-linear.c (linear_transform_loops): Add argument to
2759 rewrite_into_loop_closed_ssa call.
2760 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2761 * tree-ssa-loop-im.c (move_computations): Ditto.
2762 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2763 * tree-vectorizer.c (vectorize_loops): Ditto.
2764 * tree-optimize.c: Include cfgloop.h.
2765 (execute_todo): Choose whether to call cleanup_tree_cfg or
2766 cleanup_tree_cfg_loop.
2767 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2768 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2769 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2770 cleanup_tree_cfg_loop call.
2771 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2772 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2773 work on part of cfg.
2775 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2778 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2779 with multiple alternatives.
2781 * stmt.c (parse_output_constraint): Fix a typo.
2783 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2785 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2786 assembly directive instead of deprecated "no-generics".
2788 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2790 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2791 for non-offsettable memory references to cope with outstanding reload
2793 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2794 avoid losing outstanding address reloads.
2795 ("reload_outdi", "reload_outdf"): Likewise.
2797 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2800 code. Add more cbrt transformations.
2802 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2804 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2806 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2808 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2809 NULL_TREE when a given tree is not simplified.
2810 (fold): Return the original tree when any of the functions
2811 mentioned above NULL_TREE.
2813 * fold-const.c (fold_unary, fold_binary): Take decomposed
2814 arguments, code, type, op0, and op1 in case of fold_binary.
2815 (fold): Update calls to fold_unary and fold_binary.
2817 2005-03-09 Roger Sayle <roger@eyesopen.com>
2819 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2820 a fndecl and an arglist instead of a CALL_EXPR, exp.
2822 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2824 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2826 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2828 * expr.c (expand_assignment): Remove orig_to_rtx.
2830 * fold-const.c (int_const_binop): Remove no_overflow.
2832 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2834 * loop-iv.c (get_biv_step_1): Remove lhs.
2836 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2838 * real.c (real_nan): Remove neg.
2840 * function.c (thread_prologue_and_epilogue_insns): Remove i
2843 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2846 * tree-eh.c (tree_could_trap_p): Remove idx.
2848 * tree-into-ssa.c (ann): Remove ann.
2850 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2852 * tree-sra.c (decide_block_copy): Remove inst_count.
2854 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2856 * tree-ssa-loop-im.c (lhs): Remove.
2858 * cfgbuild.c (state, STATE, SET_STATE,
2859 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2861 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2862 (find_basic_blocks): Set the state of each basic block to
2865 2005-03-08 Jeff Law <law@redhat.com>
2867 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2868 goto results in the removal of edges in the CFG, then we need
2869 to recompute dominators.
2871 2005-03-09 Ben Elliston <bje@au.ibm.com>
2873 * c-common.c (c_do_switch_warnings): Comment fix.
2875 2005-03-08 Julian Brown <julian@codesourcery.com>
2877 * Patch from 2005-03-08 reverted for causing regressions and
2878 ppc-darwin bootstrap failure.
2880 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2882 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2883 Define the real function for ppc-darwin.
2884 * c-typeck.c (convert_arguments): Check for target-specific
2885 invalid argument call to unprototyped function.
2886 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2888 * target.h (invalid_arg_for_unprototyped_fn): New field
2890 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2891 default target hook.
2892 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2895 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2897 * c-typeck.c (constructor_stack, constructor_range_stack,
2898 initializer_stack): Make them static.
2900 * cfg.c (rbi_pool): Make it static.
2902 * gimple-low.c (lower_stmt_body): Make it static.
2903 * tree-flow.h: Remove the corresponding prototype. Don't
2906 * sched-deps.c (cache_size): Make it static.
2908 * stor-layout.c (lang_adjust_rli): Make it static.
2910 2005-03-08 Julian Brown <julian@codesourcery.com>
2912 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2913 from being used for symbols with vague linkage when
2914 HAVE_GAS_COMDAT_GROUP is true.
2916 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2918 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2919 nlabel == JUMP_LABEL (jump).
2921 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2923 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2924 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2925 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2926 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2928 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2931 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2932 * c-common.c (handle_returns_twice): New function.
2933 (c_common_attribute_table): Declare eturns_twice' attribute.
2934 * doc/extend.texi: Document eturns_twice' attribute.
2935 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2936 (struct tree_decl): Add returns_twice_flag.
2938 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2940 * tree-ssa-phiopt.c: Fix a comment typo.
2942 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2943 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2944 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2947 2005-03-08 Richard Henderson <rth@redhat.com>
2949 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2950 builtin codes with ctzdi2, clzdi2, popcountdi2.
2951 (struct alpha_builtin_def): Add is_const.
2952 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2953 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2954 (alpha_init_builtins): Init them. Set nothrow and const attributes
2956 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2957 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2958 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2959 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2960 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2961 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2962 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2963 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2964 (TARGET_FOLD_BUILTIN): New.
2965 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2966 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2968 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2970 2005-03-08 Ira Rosen <irar@il.ibm.com>
2972 PR tree-optimization/20122
2973 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2974 condition of access function instead of base.
2976 2005-03-07 Jeff Law <law@redhat.com>
2977 Steven Bosscher <stevenb@suse.de>
2979 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2980 (find_taken_edge): Call find_taken_edge_computed_goto as
2981 appropriate. Allow any gimple invariant rather than just
2982 INTEGER_CST for VAL.
2983 (cleanup_control_flow): Cleanup a computed goto which has turned
2985 (tree_merge_blocks): If block B has any forced labels, move
2986 them to the start of block A.
2987 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2988 computed gotos as well.
2989 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2990 removal of unnecessary computed gotos too.
2991 (lookup_redirection_data): Fix type of INSERT argument. Callers
2994 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2996 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2997 Remove trailing spaces.
2999 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3000 unshare_all_trees): Make them static.
3001 * tree-gimple.h: Remove the corresponding prototypes.
3003 * diagnostic.h: Remove unused prototype
3004 debug_output_buffer.
3005 * modulo-sched.c: Remove unused prototype
3006 set_row_column_for_ps.
3008 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3009 replace_phi_edge_with_variable): Remove unused variable i.
3011 2005-03-07 Per Bothner <per@bothner.com>
3013 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3015 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3018 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3019 bbs on the COND_EXPR instead of the PHI_NODEs.
3020 (candidate_bb_for_phi_optimization): Remove.
3021 (replace_phi_with_stmt): Rename to ...
3022 (replace_phi_edge_with_variable): this and change so that we
3023 replace the phi argument instead of removing the PHI.
3024 (conditional_replacement): Change so we deal with PHI with more
3026 (value_replacement): Likewise.
3027 (abs_replacement): Likewise.
3029 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3031 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3032 output_e500_flip_gt_bit.
3034 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3036 (rs6000_generate_compare): Fix logic to look at the correct bits.
3037 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3039 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3040 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3041 gen_move_from_CR_gt_bit.
3043 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3044 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3045 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3047 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3048 (E500_CR_IOR_COMPARE): New constant.
3050 2005-03-08 Earl Chew <earl_chew@agilent.com>
3051 David Billinghurst <David.Billinghurst@riotinto.com>
3053 * config/i386/host-cygwin.c: New file to support precompiled
3055 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3056 * config.host: Use above files for cygwin host.
3058 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3060 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3061 ordering ops from earlier change.
3063 2005-03-07 Per Bothner <per@bothner.com>
3065 Various fixes to allow us to again build if --enable-mapped-location:
3066 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3067 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3068 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3069 local variable loc. Change logic appropriately.
3070 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3071 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3072 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3073 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3074 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3076 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3078 PR rtl-optimization/19683
3079 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3080 number of bytes, to smallest_int_for_mode. Fix arguments to
3081 REG_CANNOT_CHANGE_MODE_P.
3083 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3085 * reorg.c (relax_delay_slots): Check that the jump is
3086 conditional before trying to invert it.
3088 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3090 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3093 * calls (stack_arg_under_construction): Make it static.
3095 * flow.c (regs_live_at_setjmp): Make it static.
3096 * flow.h: Remove the corresponding prototype.
3098 * reload1.c (reload_startobj, reload_firstobj,
3099 something_needs_operands_changed, reload_inherited,
3100 reload_inheritance_insn, reload_override_in,
3101 reload_spill_index): Make them static.
3103 * recog.c (verify_changes): Make it static.
3104 * recog.h: Remove the corresponding prototype.
3106 * cfgbuild.c (find_sub_basic_blocks): Remove.
3107 * basic-block.h: Remove the corresponding prototype.
3108 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3110 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3112 * tree-ssa-operands.c (check_build_stmt): Remove.
3114 * stor-layout.c (set_alignment): Remove.
3115 * tree.h: Remove the corresponding prototype.
3117 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3119 * tree-ssa-dce.c (control_dependence_map,
3120 visited_control_parents): Make them static.
3122 * cfghooks.c (verify_flow_info): Remove local variable
3125 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3128 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3130 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3132 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3134 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3136 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3137 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3138 PARALLEL for an empty structure.
3140 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3142 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3144 * fold-const.c (fold_binary): Unroll the very first "for"
3147 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3149 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3150 redundant match_code test.
3151 (scc_comparison_operator): Swap match_operand and match_code
3153 (branch_positive_comparison_operator): Same.
3154 (trap_comparison_operator): Use comparison_operator and swap with
3157 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3160 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3161 (out_movhi_r_mr): Read low byte of volatile MEM first.
3162 (out_movhi_mr_r): Write high byte of volatile MEM first.
3164 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3166 * cselib.c (reg_values, reg_values_size): Make them static.
3168 * cse.c (cse_reg_info_table): Make it static.
3170 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3172 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3174 * cse.c (find_best_addr): Use canon_for_address.
3176 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3178 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3179 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3180 SUBREG and MEM, respectively.
3182 * fold-const.c (fold_binary): Use code instead of t.
3184 * fold-const.c (optimize_minmax_comparison): Take decomposed
3185 arguments code, type, op0, and op1 instead of t.
3186 (fold_binary): Update a call to optimize_minmax_comparison.
3188 * fold-const.c (fold_range_test): Take decomposed arguments
3189 code, type, op0, and op1 instead of t.
3190 (fold_binary): Update a call to fold_range_test.
3192 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3193 decomposed arguments code, type, op0, and op1 instead of t.
3194 (fold_binary): Update a call to fold_range_test.
3196 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3198 * fold-const.c (fold_binary): Avoid directly using the original
3199 expression t as much as possible.
3201 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3203 * c-semantics.c (build_stmt): Use TYPE_P instead of
3204 IS_NON_TYPE_CODE_CLASS.
3205 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3206 (NON_TYPE_CHECK): Use TYPE_P instead of
3207 IS_NON_TYPE_CODE_CLASS.
3209 * fold-const.c (fold): Remove handling of binary expressions.
3211 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3213 * doc/c-tree.texi: Wrap comments in @r{}.
3214 * doc/cpp.texi: Likewise.
3215 * doc/cppinternals.texi: Likewise.
3216 * doc/extend.texi: Likewise.
3217 * doc/md.texi: Likewise.
3218 * doc/objc.texi: Likewise.
3219 * doc/sourcebuild.texi: Likewise.
3220 * doc/tm.texi: Likewise.
3223 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3225 * predict.c (apply_return_prediction): Standardize PHI chain
3227 * tree-ssa.c (ssa_redirect_edge): Likewise.
3229 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3230 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3233 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3234 * tree-flow.h: Adjust the prototype for remove_phi_node.
3235 * lambda-code.c (perfect_nestify): Adjust a call to
3238 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3239 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3241 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3242 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3243 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3244 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3246 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3247 of GEN_INT (trunc_int_for_mode (...)).
3248 * loop-iv.c (iv_number_of_iterations): Likewise.
3249 * postreload.c (reload_cse_move2add): Likewise.
3250 * simplify-rtx.c (simplify_const_unary_operation,
3251 simplify_const_binary_operation): Likewise.
3252 * stor-layout.c (get_mode_bounds): Likewise.
3254 * fold-const.c (fold_binary): New.
3255 (fold): Call fold_binary on binary expressions.
3257 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3259 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3260 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3261 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3262 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3263 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3265 2005-03-04 Devang Patel <dpatel@apple.com>
3267 PR tree-optimization/18815
3268 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3269 loops with zero exit edges.
3271 2005-03-04 Devang Patel <dpatel@apple.com>
3273 * doc/invoke.texi: Remove reference to webpage that does not exist.
3275 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3276 Joseph S. Myers <joseph@codesourcery.com>
3279 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3280 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3281 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3282 * pa.c (get_plabel): Change argument to symbol_ref. Call
3283 maybe_get_identifier instead of get_identifier.
3284 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3285 (struct deferred_plabel): Replace name field with symbol field.
3286 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3287 ASM_OUTPUT_EXTERNAL_REAL is defined.
3288 (output_global_address): Use output_addr_const for output of all
3290 (output_deferred_plabels): Use symbol_ref instead of name for address
3292 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3293 ASM_OUTPUT_SYMBOL_REF): New macros.
3294 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3296 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3299 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3301 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3302 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3304 2005-03-04 Jeff Law <law@redhat.com>
3306 * basic-block.h (rediscover_loops_after_threading): Declare.
3307 * tree-ssa-dom.c: Include cfgloop.h.
3308 (tree_ssa_dominator_optimize): Discover loops and some basic
3309 properties. Remove forwarder blocks recreated by loop header
3310 canonicalization. Also mark backedges in the CFG.
3311 * tree-ssa-threadupdate.c: Include cfgloop.h
3312 (rediscover_loops_after_threading): Define.
3313 (struct local_info): New field, JUMP_THREADED.
3314 (prune_undesirable_thread_requests): New function.
3315 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3316 then record that fact for the callers of redirct_edges.
3317 (thread_block): If BB has incoming backedges, then call
3318 prune_undesirable_thraed_requests. Note when we are
3319 going to have to rediscover loop information. Return a
3320 boolean indicating if any jumps were threaded.
3321 (thread_through_all_blocks): Bubble up boolean indicating
3322 if any jumps were threaded.
3323 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3324 (tree-ssa-threadupdate.o): Similarly.
3326 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3328 * fold-const.c (fold_ternary): Unroll the "for" loop to
3331 2005-03-04 Andrew Haley <aph@redhat.com>
3333 * unwind-dw2-fde-glibc.c (struct
3334 unw_eh_callback_data.check_cache): New field.
3335 (frame_hdr_cache): New.
3336 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3337 Cache frame header info.
3339 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3341 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3342 (print_c_condition): Declare.
3343 * read-rtl.c (ptr_loc): New structure.
3344 (ptr_locs, ptr_loc_obstack, joined_conditions)
3345 (joined_conditions_obstack): New variables.
3346 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3347 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3348 (join_c_conditions, print_c_condition): New functions.
3349 (apply_macro_to_string): Associate the new string with the same
3350 source location as the old one.
3351 (add_condition_to_string): Use join_c_conditions.
3352 (read_string): Use set_rtx_ptr_loc to record a filename and line
3353 number for the string.
3354 (read_rtx): Initialize the new variables above.
3355 * genattrtab.c (write_test_expr, write_attr_value): Use
3357 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3358 comment above the GCC_VERSION check.
3359 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3360 Inline the definition of MAYBE_EVAL.
3361 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3362 * genoutput.c (process_template): Likewise.
3363 * genpreds.c (write_predicate_subfunction): Likewise.
3364 (write_predicate_expr): Use print_c_condition.
3365 * genrecog.c (write_cond): Likewise.
3366 * gensupport.c (process_rtx): Use join_c_conditions to join the
3367 conditions of a define_insn_and_split. Record a source location
3368 for the string after the "&&".
3369 (alter_test_for_insn): Use join_c_conditions.
3371 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3374 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3375 PR tree-optimization/15784
3376 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3379 2005-03-04 Ben Elliston <bje@au.ibm.com>
3381 * gcc.c (option_map): Add --coverage.
3382 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3383 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3384 * config/darwin.h: Pass -lgcov for `coverage'.
3385 * doc/invoke.texi (Debugging Options): Document --coverage.
3387 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3389 * gcse.c (bypass_block): Use find_edge wherever possible.
3391 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3395 * c-opts.c (c_common_parse_file): Call start_source_file
3396 and end_source_file at the approriate times.
3398 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3399 the main file, it will be done for us now.
3401 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3403 * fold-const.c (fold_ternary): New.
3404 (fold): Call fold_ternary on ternary expressions. Remove
3405 handling of ternary expressions.
3407 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3409 PR tree-optimization/15784
3410 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3413 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3415 * config/rs6000/predicates.md (branch_comparison_operator):
3416 Convert from C block to conditional format.
3418 2005-03-03 Jan Hubicka <jh@suse.cz>
3420 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3421 and non-constant public variables.
3423 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3425 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3428 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3431 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3432 calls to release_ssa_name and release_phi_node.
3434 * fold-const.c (fold): Remove handling of unary expressions.
3436 * fold-const.c (fold_unary): Avoid directly using the original
3437 expression t as much as possible.
3439 2005-03-03 Roger Sayle <roger@eyesopen.com>
3440 Andrew Pinski <pinskia@physics.uc.edu>
3442 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3443 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3445 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3447 Describe special registers SRP and MOF as allocatable registers.
3448 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3449 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3450 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3451 TARGET_HAS_MUL_INSNS.
3452 (cris_print_operand) <case 'd'>: New case.
3453 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3454 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3456 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3457 (REG_ALLOC_ORDER): Update for MOF.
3458 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3460 (GENERAL_REGS): No longer a define of ALL_REGS.
3461 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3462 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3464 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3465 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3466 (SECONDARY_RELOAD_CLASS): Define.
3467 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3468 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3469 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3470 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3471 (REGISTER_MOVE_COST): Define.
3472 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3473 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3474 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3475 (CRIS_MOF_REGNUM): New define_constants.
3476 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3478 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3480 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3481 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3482 Adjust for MOF being properly described as a register.
3483 (indir_to_reg_split): Name this split. Conditionalize on the
3484 destination register being a general register.
3485 (movei): Conditionalize on on operands 0 and 1 having the same
3488 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3491 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3492 -mcpu to override any other explicitly given flags.
3494 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3496 * recog.c (verify_changes, confirm_change_group): New functions,
3497 broken out of apply_change_group.
3498 (apply_change_group): Use them.
3499 * recog.h (verify_change, confirm_change_group): Declare.
3500 * rtl.h (redirect_jump_2): Declare.
3501 * jump.c (redirect_exp, invert_exp): Delete.
3502 (invert_exp_1): Take second parameter. Return value. Changed caller.
3503 (redirect_jump_2): New function, broken out of redirect_jump.
3504 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3505 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3506 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3508 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3510 * varasm.c (named_section): Use xstrdup rather than doing it by
3513 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3515 2005-03-02 Devang Patel <dpatel@apple.com>
3517 Undo PR tree-optimization/18815 fix.
3519 2005-03-02 Devang Patel <dpatel@apple.com>
3521 PR tree-optimization/18815
3522 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3523 loops with zero exit edges.
3525 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3527 * cfg.c (connect_src, connect_dest, disconnect_src,
3528 disconnct_dest): New.
3529 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3530 redirect_edge_pred): Use the new functions.
3532 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3533 free_dominance_info only when needed.
3535 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3538 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3539 (reg_or_sub_cint64_operand): Same.
3541 2005-03-02 Jeff Law <law@redhat.com>
3543 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3544 CFG_ALTERED in the main DOM iteration loop.
3546 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3549 * varasm.c (initializer_constant_valid_p): Allow conversions
3550 between OFFSET_TYPEs. Tidy.
3552 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3554 * config/cris/cris.md ("return"): Remove epilogue delay list
3557 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3559 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3561 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3563 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3565 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3566 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3567 config/m68k/m68k.c, config/mips/mips.h,
3568 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3569 doc/include/gcc-common.texi: Update copyright.
3571 PR middle-end/18029 and PR middle-end/18030
3572 * expr.c (optimize_bitfield_assignment_op): Add a special case
3573 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3575 * fold-const.c (fold_unary): New.
3576 (fold): Call fold_unary on unary expressions.
3578 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3580 * cgraph.h (struct cgraph_edge): Add prev_caller and
3582 (cgraph_node_remove_callees): Export.
3583 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3585 (cgraph_edge_remove_callee): New function.
3586 (cgraph_edge_remove_caller): Likewise.
3587 (cgraph_remove_edge): Use.
3588 (cgraph_redirect_edge_callee): Likewise.
3589 (cgraph_node_remove_callees): New function.
3590 (cgraph_node_remove_callers): Likewise.
3591 (cgraph_remove_node): Use.
3592 * tree-optimize.c (tree_rest_of_compilation): Use
3593 cgraph_node_remove_callees instead of manual loop.
3594 * cgraphunit.c (cgraph_finalize_function): Likewise.
3595 (cgraph_expand_function): Likewise.
3596 (cgraph_remove_unreachable_nodes): Likewise.
3598 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3601 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3603 * c-decl.c (undeclared_variable): Take location as argument.
3604 * c-typeck.c (build_external_ref): Likewise.
3605 * c-parser.c (c_parser_postfix_expression): Pass location of
3606 identifier to build_external_ref.
3608 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3611 CCEQ mode for branch_positive_comparison_operator test.
3612 * config/rs6000/predicates (branch_comparison_operator): Revert to
3614 (scc_comparison_operator): Same.
3615 (branch_positive_comparison_operator): Same.
3617 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3619 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3620 (cris_delay_slots_for_epilogue): Remove.
3621 (save_last): Move into cris_target_asm_function_epilogue.
3622 (cris_target_asm_function_epilogue): Remove tests for file being
3624 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3625 (cris_delay_slots_for_epilogue): Remove prototypes.
3626 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3627 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3629 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3631 * config/rs6000/predicates.md (branch_comparison_operator): Change
3632 to define_special_predicate.
3633 (scc_comparison_operator): Same.
3634 (branch_positive_comparison_operator): Same.
3636 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3638 * Makefile.in (tree-ssa-sink.o): New.
3639 (OBJS-common): Add tree-ssa-sink.o.
3640 * common.opt: Add -ftree-sink
3641 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3642 * timevar.def (TV_TREE_SINK): new timevar.
3643 * tree-flow.h (is_hidden_global_store): Prototype.
3644 * tree-optimize.c (init_tree_optimization_passes): Add
3646 * tree-pass.h (pass_sink_code): New.
3647 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3648 for non-obvious global store store to is_hidden_global_store, and
3649 call that new function.
3650 * tree-ssa-sink.c: New file.
3651 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3652 * doc/passes.texi: Document forward store motion.
3653 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3654 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3655 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3656 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3658 2005-03-01 Per Bothner <per@bothner.com>
3660 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3661 and we have a non-zero column-number, add it to the message.
3662 Also factor out the diagnostic_kind_text.
3664 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3666 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3667 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3668 flow_loop_scan): Removed.
3669 (flow_loop_dump): Do not dump removed fields.
3670 (flow_loop_free): Do not free removed fields.
3671 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3672 (loop_exit_edge_p): New function.
3673 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3674 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3675 num_exits, exits_doms.
3676 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3677 LOOP_EDGES, LOOP_ALL): Removed.
3678 (flow_loop_scan): Declaration removed.
3679 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3680 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3682 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3683 (if_convert): Call flow_loops_find and flow_loops_free
3684 when calling mark_loop_exit_edges.
3685 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3686 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3687 free_dominance_info calls.
3688 * loop-init.c (flow_loops_find): Ditto.
3689 * passes.c (rest_of_handle_branch_prob): Ditto.
3690 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3691 * loop-unroll.c (analyze_insns_in_loop): Do not use
3693 * predict.c (predict_loops): Do not call flow_loop_scan.
3694 Use get_loop_exit_edges.
3695 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3696 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3697 Do not use EDGE_LOOP_EXIT.
3698 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3699 to bb_with_exit_edge_p.
3700 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3701 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3702 to bb_with_exit_edge_p.
3703 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3705 * tree-loop-linear.c (linear_transform_loops): Do not call
3706 flow_loop_scan. Use loop->single_exit.
3707 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3708 (vect_analyze_loop_form): Do not call flow_loop_scan.
3709 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3711 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3713 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3714 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3715 slpeel_tree_duplicate_loop_to_edge_cfg,
3716 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3717 Use loop_preheader_edge and loop->single_exit. Do not call
3720 2005-03-01 Nick Clifton <nickc@redhat.com>
3722 * config/arm/arm.c (thumb_find_work_register): Check all of the
3723 argument registers to see if they are free, and a couple of
3724 special cases where the last argument register but can be proved
3725 to be available during the function's prologue.
3726 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3727 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3728 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3730 (thumb_compute_save_reg_mask): Likewise. Also use
3731 thumb_find_work_register() to ensure that there is agreement about
3732 which work register is going to be used in the prologue.
3733 (thumb_output_function_prologue): Use unsigned long as the type
3734 for the register bit-mask. Also delay pushing the link register if
3735 other high registers are going to be pushed.
3736 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3737 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3738 redundant prototypes.
3740 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3743 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3744 and after reload in REG+REG indexed addresses without REG_POINTER
3745 set in the base and not set in the index.
3747 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3749 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3750 Don't undefine here.
3751 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3752 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3753 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3754 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3755 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3757 * config.gcc (sh*-*-linux*): Use config/linux.h.
3759 2005-02-28 Dale Johannesen <dalej@apple.com>
3760 Stan Shebs <shebs@apple.com>
3762 Rewrite of 64-bit Darwin structure-by-value pass/return.
3763 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3764 intoffset, use_stack, named.
3765 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3766 (rs6000_darwin64_record_arg_advance_flush): New.
3767 (rs6000_darwin64_record_arg_advance_recurse): New.
3768 (rs6000_darwin64_record_arg_flush): New.
3769 (rs6000_darwin64_record_arg_recurse): New.
3770 (rs6000_darwin64_record_arg): New.
3771 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3772 (function_arg_boundary): Handle 128-bit aligned structs.
3773 (function_arg_advance): Rewrite darwin64 struct handling.
3774 (function_arg): Call rs6000_darwin64_record_arg.
3775 (function_arg_partial_nregs): Handle darwin64 structs.
3776 (rs6000_darwin64_function_value): Remove.
3777 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3779 2005-02-28 Roger Sayle <roger@eyesopen.com>
3781 PR tree-optimization/20216
3782 * tree-chrec.c (tree_fold_factorial): Delete.
3783 (tree_fold_binomial): Change argument list to take a return type
3784 and change the type of K to unsigned int. Rewrite to avoid explicit
3785 evaluation of factorials, and (recursively) calling fold to perform
3786 compile-time arithmetic. Return NULL on (internal) overflow.
3787 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3788 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3789 if any intermediate calculation overflows.
3790 (chrec_apply): Update call to chrec_evaluate.
3792 2005-02-28 James E Wilson <wilson@specifixinc.com>
3794 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3796 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3799 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3800 instead of NULL_TREE on error.
3802 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3804 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3805 (EASY_VECTOR_15_ADD_SELF): Remove.
3806 (num_insns_constant_wide): Not static.
3807 (validate_condition_mode): Not static.
3808 (toc_relative_expr_p): Not static.
3809 (legitimate_indirect_address_p): Not static.
3810 (macho_lo_sum_memory_operand): Not static.
3811 (invalid_e500_subreg): Not static.
3812 (easy_vector_same): Not static.
3813 (easy_vector_splat_const): Not static.
3814 (RS6000_SYMBOL_REF_TLS_P): Remove.
3815 (any_operand): Delete.
3816 (any_parallel_operand): Delete.
3817 (count_register_operand): Delete.
3818 (altivec_register_operand): Delete.
3819 (xer_operand): Delete.
3820 (s8bit_cint_operand): Delete.
3821 (short_cint_operand): Delete.
3822 (u_short_cint_operand): Delete.
3823 (non_short_cint_operand): Delete.
3824 (exact_log2_cint_operand): Delete.
3825 (gpc_reg_operand): Delete.
3826 (cc_reg_operand): Delete.
3827 (cc_reg_not_cr0_operand): Delete.
3828 (reg_or_short_operand): Delete.
3829 (reg_or_neg_short_operand): Delete.
3830 (reg_or_aligned_short_operand): Delete.
3831 (reg_or_u_short_operand): Delete.
3832 (reg_or_cint_operand): Delete.
3833 (reg_or_arith_cint_operand): Delete.
3834 (reg_or_add_cint64_operand): Delete.
3835 (reg_or_sub_cint64_operand): Delete.
3836 (reg_or_logical_cint_operand): Delete.
3837 (got_operand): Delete.
3838 (got_no_const_operand): Delete.
3839 (easy_fp_constant): Delete.
3840 (easy_vector_constant): Delete.
3841 (easy_vector_constant_add_self): Delete.
3842 (zero_constant): Delete.
3843 (zero_fp_constant): Delete.
3844 (volatile_mem_operand): Delete.
3845 (offsettable_mem_operand): Delete.
3846 (mem_or_easy_const_operand): Delete.
3847 (add_operand): Delete.
3848 (non_add_cint_operand): Delete.
3849 (logical_operand): Delete.
3850 (non_logical_cint_operand): Delete.
3851 (mask_operand): Delete.
3852 (mask_operand_wrap): Delete.
3853 (mask64_operand): Delete.
3854 (mask64_2_operand): Delete.
3855 (and64_operand): Delete.
3856 (and64_2_operand): Delete.
3857 (and_operand): Delete.
3858 (reg_or_mem_operand): Delete.
3859 (lwa_operand): Delete.
3860 (symbol_ref_operand): Delete.
3861 (call_operand): Delete.
3862 (current_file_function_operand): Delete.
3863 (input_operand): Delete.
3864 (rs6000_nonimmediate_operand): Delete.
3865 (rs6000_tls_symbol_ref): Delete.
3866 (save_world_operation): Delete.
3867 (restore_world_operation): Delete.
3868 (load_multiple_operation): Delete.
3869 (store_multiple_operation): Delete.
3870 (vrsave_operation): Delete.
3871 (mfcr_operation): Delete.
3872 (mtcrf_operation): Delete.
3873 (lmw_operation): Delete.
3874 (stmw_operation): Delete.
3875 (branch_comparison_operator): Delete.
3876 (branch_positive_comparison_operator): Delete.
3877 (scc_comparison_operator): Delete.
3878 (trap_comparison_operator): Delete.
3879 (boolean_operator): Delete.
3880 (boolean_or_operator): Delete.
3881 (min_max_operator): Delete.
3882 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3883 (EASY_VECTOR_15): Moved to here.
3884 (EASY_VECTOR_15_ADD_SELF): Move to here.
3885 (PREDICATE_CODES): Delete.
3886 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3887 Declare functions no longer static.
3888 * config/rs6000/predicates.md: New.
3889 * config/rs6000/rs6000.md: Include predicates.md
3891 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3893 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3894 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3896 * cfgrtl.c (need_fake_edge_p): Likewise.
3897 * combine.c (distribute_notes): Likewise.
3898 * emit-rtl.c (try_split): Likewise.
3899 * recog.c (peephole2_opimize): Likewise.
3900 * reg-notes.def (ALWAYS_RETURN): Remove.
3901 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3902 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3903 * tree.h (ECF_ALWAYS_RETURN): Remove.
3905 2005-02-28 Roger Sayle <roger@eyesopen.com>
3908 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3909 between different machine modes is never a "useless" conversion.
3911 2005-02-28 Geert Bosch <bosch@gnat.com>
3914 * doc/contrib.texi: List contributors for Ada front end
3916 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3918 * simplify-rtx.c (simplify_unary_operation_1,
3919 simplify_const_unary_operation): New, extracted from...
3920 (simplify_unary_operation): ... this one.
3921 (simplify_binary_operation_1,
3922 simplify_const_binary_operation): New, extracted from...
3923 (simplify_binary_operation): ... this one.
3924 * rtl.h (simplify_const_unary_operation,
3925 simplify_const_binary_operation): Add prototypes.
3927 2005-02-28 Julian Brown <julian@codesourcery.com>
3929 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3930 building libjava and caused PR regression/20228.
3932 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3935 * Makefile.in (host_subdir): New.
3936 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3937 * configure: Regenerate.
3939 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3941 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3942 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3943 installation directory first.
3945 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3948 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3949 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3950 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3951 * config/cris/cris.md: Tweak comments referring to Q.
3952 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3953 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3954 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3955 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3956 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3957 Insert spaces in constraints to align alternatives vertically for
3959 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3962 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3964 PR rtl-optimization/17728
3965 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3966 operand 0 from general_operand to move_dest_operand.
3968 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3970 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3971 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3972 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3973 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3975 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3977 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3978 * configure: Regenerate.
3979 * libada-mk.in: Remove CC; rename
3980 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3982 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3985 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3986 for the lhs, also walk over the tree. Likewise for rhs.
3988 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3990 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3991 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3992 Do not propagate value of iv before increment over the increment.
3994 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3996 * c-parser.c: New file.
3997 * c-parse.in: Remove.
3998 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4000 (c-parser.o): Add dependencies.
4001 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4002 maintainer-clean, TAGS): Update.
4003 * c-config-lang.in (gtfiles): Update.
4004 * gengtype-lex.l: Don't handle "@@".
4005 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4006 objc_build_synchronized, objc_begin_try_stmt,
4007 objc_begin_catch_clause, objc_finish_catch_clause,
4008 objc_build_finally_clause, objc_finish_try_stmt): New.
4009 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4011 (c_parse_init): Update comment.
4012 * c-decl.c (c_init_decl_processing): Update comment.
4013 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4014 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4015 new c_declspecs members.
4017 2005-02-25 Julian Brown <julian@codesourcery.com>
4019 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4020 from being used for symbols with vague linkage when
4021 HAVE_GAS_COMDAT_GROUP is true.
4023 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4025 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4027 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4030 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4031 (LIBGCC2_HAS_DF_MODE): New.
4032 (LIBGCC2_HAS_XF_MODE): New.
4033 (LIBGCC2_HAS_TF_MODE): New.
4034 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4035 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4036 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4037 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4038 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4039 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4040 and add _fixtfdi, _fixunstfdi, _floatditf
4041 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4042 L_fixunstfdi, L_floatditf.
4043 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4044 (LIBGCC2_HAS_TF_MODE): Define.
4046 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4048 PR tree-optimization/20204
4049 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4050 REWRITE_THIS_STMT markers on PHI nodes.
4051 (rewrite_initialize_block): Likewise.
4053 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4055 * version.c (version_string): Update to 4.1.
4057 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4059 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4060 Clarify that the alternative way doesn't work in GNU C++.
4062 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4064 PR tree-optimization/19937
4065 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4066 to the type of the induction variable.
4068 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4070 PR rtl-optimization/20117
4071 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4072 the block including noncopyable insn.
4074 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4076 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4077 calls to find_reg_note.
4079 2005-02-24 Richard Henderson <rth@redhat.com>
4082 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4085 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4087 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4088 vector types if to use base reg for misaligned non-word ld/std.
4090 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4093 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4094 dwarf2 label manually and put it after, not before the prologue.
4096 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4099 * reload.c (operands_match_p): Only increment register number for
4100 SCALAR_INT_MODE_P modes in multiple hard registers.
4102 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4105 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4107 * ChangeLog.5: Fix log message typo(s).
4108 * ChangeLog.7: Likewise.
4109 * ChangeLog.tree-ssa: Likewise.
4110 * cfgexpand.c: Fix comment typo(s).
4111 * conflict.c: Likewise.
4112 * defaults.h: Likewise.
4113 * dwarf2out.c: Likewise.
4115 * ggc-page.c: Likewise.
4116 * tree-eh.c: Likewise.
4117 * tree-ssa-dom.c: Likewise.
4119 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4122 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4123 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4124 if SHARED is defined.
4127 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4128 allow splitting only if operands 0 and 3 don't overlap.
4130 2005-02-24 Richard Henderson <rth@redhat.com>
4133 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4134 (fold_builtin_1): Call them.
4135 * fold-const.c (fold_complex_mult_parts): Split out from ...
4136 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4137 (fold_complex_div_parts, fold_complex_div): New.
4139 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4141 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4143 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4144 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4146 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4147 (print_node): Likewise.
4148 Print TYPE_SIZES_GIMPLIFIED.
4150 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4152 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4153 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4154 operands as commutative in constraints.
4156 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4158 * tree-into-ssa.c: Re-organize internal functions.
4160 2005-02-24 Richard Henderson <rth@redhat.com>
4163 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4165 * common.opt (fcx-limited-range): New.
4166 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4167 * toplev.c (flag_complex_method): Initialize to 1.
4168 (process_options): Set flag_complex_method to 0 if
4169 flag_cx_limited_range.
4170 * doc/invoke.texi (-fcx-limited-range): New.
4172 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4174 * cse.c (delete_trivially_dead_insns): Speed up by using
4175 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4178 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4180 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4181 functions when -mid-shared-library is being used.
4183 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4185 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4186 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4187 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4188 * system.h: Poison LINK_LIBGCC_SPECIAL.
4190 2005-02-23 James E Wilson <wilson@specifixinc.com>
4192 * gengtype.c (note_insn_name): Make 1 element larger.
4194 2005-02-23 Roger Sayle <roger@eyesopen.com>
4197 PR rtl-optimization/20097
4198 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4199 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4201 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4203 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4204 * t-aix52 (SHLIB_INSTALL): Same.
4206 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4208 * genpreds.c: Update copyright.
4210 2005-02-23 Michael Beach <michaelb@ieee.org>
4213 * config/sparc/t-elf (startup files): Assemble with CPP.
4215 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4217 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4218 (write_predicate_expr): Likewise.
4220 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4222 PR tree-optimization/20100
4223 PR tree-optimization/20115
4224 * tree-optimize.c (init_tree_optimization_passes): Remove
4225 pass_maybe_create_global_var.
4226 * tree-pass.h (pass_maybe_create_global_var): Remove.
4227 * tree-ssa-alias.c (aliases_computed_p): Declare.
4228 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4229 (count_calls_and_maybe_create_global_var): Remove.
4230 (pass_maybe_create_global_var): Remove.
4231 (init_alias_info): Do not declare aliases_computed_p.
4232 (maybe_create_global_var): If the function contains no
4233 call-clobbered variables and a mix of pure/const and regular
4234 function calls, create .GLOBAL_VAR.
4235 Mark all call-clobbered variables for renaming.
4236 (merge_pointed_to_info): Update comment.
4237 (add_pointed_to_var): Likewise.
4238 (is_escape_site): Likewise.
4239 Accept struct alias_info * instead of size_t *.
4241 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4243 * tree-ssa-operands.c (get_call_expr_operands): If
4244 ALIASES_COMPUTED_P is false, do not add call-clobbering
4246 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4247 (delete_tree_ssa): Likewise.
4249 2005-02-22 James E Wilson <wilson@specifixinc.com>
4251 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4252 (do_compile): Do call it here.
4254 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4256 PR rtl-optimization/20017.
4257 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4258 rest_of_handle_cse2, rest_of_handle_gcse): Call
4259 delete_dead_jumptables immediately before calling cleanup_cfg.
4261 2005-02-22 Devang Patel <dpatel@apple.com>
4264 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4267 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4269 * config/rs6000/aix.h (WINT_TYPE): Define.
4271 2005-02-22 Stan Shebs <shebs@apple.com>
4273 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4274 natural alignment for 64-bit Darwin.
4275 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4277 * doc/invoke.texi: Document this.
4279 2005-02-22 DJ Delorie <dj@redhat.com>
4281 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4282 to make_[un]signed_type, not the mode itself.
4284 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4286 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4287 not available. Use tail calls wherever possible.
4288 (make_edge): Call unchecked_make_edge to create an edge.
4290 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4291 (coalesce_ssa_name): Don't check for
4292 SSANORM_USE_COALESCE_LIST.
4293 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4295 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4297 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4298 (rewrite_into_ssa): ... here.
4300 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4302 PR tree-optimization/19786
4303 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4304 tag to another's may-alias bitmap when adding to the other's list.
4306 2005-02-21 DJ Delorie <dj@redhat.com>
4308 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4309 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4310 registers in unsupported ways.
4311 * expmed.c (init_expmed): Likewise.
4313 2005-02-21 Stan Cox <scox@redhat.com>
4315 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4317 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4319 * tree-cfg.c (fold_cond_expr_cond): New.
4320 (make_edges): Call fold_cond_expr_cond.
4321 (find_taken_edge): Accept nothing but INTEGER_CST.
4322 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4324 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4326 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4327 that do not belong to any basic block.
4329 2005-02-21 Jeff Law <law@redhat.com>
4331 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4334 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4336 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4337 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4338 Adjust their definitions.
4339 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4340 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4342 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4343 genautomata.c, langhooks.c, langhooks.h, system.h,
4344 config/arm/lib1funcs.asm: Update copyright.
4346 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4348 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4350 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4353 * doc/install.texi: Document --with-gc.
4355 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4357 * simplify-rtx.c (simplify_unary_operation): Add a missing
4360 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4362 PR tree-optimization/18663
4363 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4364 if the type has variable bounds.
4366 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4368 * gcse.c: Remove an obsolete comment.
4370 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4372 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4374 * doc/extend.texi (Function Attributes) <Attribute const>: The
4375 attribute "pure" is below this text, not above.
4377 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4379 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4380 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4381 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4383 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4386 * langhooks.h (struct lang_hooks): Add to_target_charset.
4387 * langhooks.c (lhd_to_target_charset): New function.
4388 * langhooks-def.h: Declare lhd_to_target_charset.
4389 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4390 (LANG_HOOKS_INITIALIZER): Update.
4391 * c-common.c (c_common_to_target_charset): New function.
4392 * c-common.h: Declare it.
4393 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4394 c_common_to_target_charset.
4396 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4397 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4399 * system.h: Poison them.
4400 * doc/tm.texi: Don't discuss them.
4401 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4402 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4403 (pp_c_char): Do not attempt to generate letter escapes for
4405 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4406 * config/mips/mips.c (mips_output_ascii): Likewise.
4408 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4410 PR tree-optimization/19951
4411 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4414 2005-02-19 Steven Bosscher <stevenb@suse.de>
4417 * function.h (struct function): New field `max_loop_depth'.
4418 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4419 (flow_loops_find): Reset the max loop depth count before finding loops.
4420 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4421 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4422 (calculate_global_regs_live): Make sure the loop will terminate
4423 when the initial sets are not empty.
4425 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4427 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4429 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4431 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4434 * doc/invoke.texi: Remove documentation of %M spec.
4436 (init_spec): Remove %M suffix from -lgcc_s.
4437 (do_spec_1): Remove 'M' case.
4438 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4439 to put shared libraries in the multilib directory. Remove the
4440 shlib_so_soname substitution variable. Don't add a multilib encoding
4441 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4442 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4443 SHLIB_INSTALL as well as SHLIB_LINK.
4444 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4445 (SHLIB_NAME): Delete.
4446 (SHLIB_DIR): New macro.
4447 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4448 (SHLIB_INSTALL): Adjust accordingly.
4449 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4450 * config/t-slibgcc-sld: Likewise.
4451 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4452 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4453 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4455 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4456 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4457 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4458 Use @shlib_base_name@ instead of @shlib_so_name@.
4459 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4460 and @shlib_base_name@.so in @multilib_dir@.
4461 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4462 to the install path.
4463 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4464 (SHLIB_LINK): Remove previous workaround.
4465 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4466 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4467 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4469 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4470 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4471 (SHLIB_INSTALL): Adjust accordingly.
4472 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4473 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4474 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4475 config/t-slibgcc-elf-ver.
4477 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4478 Jakub Jelinek <jakub@redhat.com>
4480 PR tree-optimization/19828
4481 * tree-ssa-loop-im.c: Add a TODO comment.
4482 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4483 without side-effects.
4485 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4487 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4490 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4492 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4493 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4494 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4496 (ia64_reorg): Delete fixup_errata call.
4497 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4498 (TARGET_SWITCHES): Delete -mb-step entry.
4500 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4503 * c-typeck.c (composite_type): Handle quals in transparent unions.
4504 (type_lists_compatible_p): Likewise.
4506 2005-02-18 Stan Shebs <shebs@apple.com>
4508 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4509 expressions in the .literal8 section.
4511 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4513 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4515 2005-02-18 Roger Sayle <roger@eyesopen.com>
4517 * fold-const.c (constant_boolean_node): Always create values of the
4518 specified type, don't bother calling truthvalue_conversion.
4520 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4522 * except.c (output_function_exception_table): Call
4523 assemble_external_libcall (eh_personality_libfunc).
4525 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4528 * config/ia64/ia64.h (struct machine_function): Add state_num.
4529 * config/ia64/ia64.c (process_epilogue,
4530 process_for_unwind_directive): Use new unwind state numbers each
4531 time rather than state 1.
4533 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4536 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4537 before the "*llgt_didi" pattern.
4539 2005-02-18 Jason Merrill <jason@redhat.com>
4541 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4543 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4545 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4546 (div0): Use it in place of ARM_FUNC_ALIAS.
4547 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4549 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4552 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4553 access, the lower bound of the array type if it exists.
4555 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4558 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4559 cases that are out-of-range for the index type.
4561 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4563 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4564 (estimate_case_costs): Don't call convert.
4565 * expmed.c (expand_shift): Likewise.
4566 (make_tree): Call fold_convert instead of convert.
4568 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4571 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4572 that ref to be marked MEM_READONLY_P doesn't have base that needs
4575 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4577 * genautomata.c (output_get_cpu_unit_code_func,
4578 output_cpu_unit_reservation_p): Don't generate old-style function
4581 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4584 PR tree-optimization/20009
4585 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4587 PR tree-optimization/18947
4588 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4589 inline, remove all nodes that are inlined into the extern inline
4592 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4594 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4595 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4596 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4597 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4600 2005-02-17 Roger Sayle <roger@eyesopen.com>
4602 PR tree-optimization/19917
4603 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4604 to be potentially trapping.
4606 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4608 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4610 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4612 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4613 tem becomes a local variable which is set to the value of the
4614 back end defined INITIAL_FRAME_ADDRESS macro.
4615 (expand_builtin_frame_address): Omit the base parameter to
4616 expand_builtin_return_addr.
4617 (expand_builtin_profile_func): Likewise.
4618 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4619 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4620 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4622 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4624 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4625 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4626 * config/frv/frv.c (frv_function_epilogue): Likewise.
4628 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4630 * lambda-code (perfect_nestify): Remove mark/unmark
4632 * tree-loop-linear.c (linear_transform_loops): Add
4633 rewrite_into_ssa call so that ssa is correct for
4634 rewriting into loop closed.
4636 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4638 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4639 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4641 * bt-load.c (btr_def_live_range, combine_btr_defs,
4642 migrate_btr_def, migrate_btr_defs): Likewise.
4643 * cfgcleanup.c (thread_jump): Likewise.
4644 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4645 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4646 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4647 df_rd_local_compute, df_reg_info_compute): Likewise.
4648 * dominance.c (init_dom_info, free_dom_info): Likewise.
4649 * flow.c (init_propagate_block_info,
4650 free_propagate_block_info): Likewise.
4651 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4652 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4653 modify_reg_pav): Likewise.
4654 * loop-invariant.c (find_defs, find_invariant_insn,
4655 find_invariants, free_inv_motion_data): Likewise.
4656 * predict.c (tree_predict_by_opcode,
4657 estimate_bb_frequencies): Likewise.
4658 * stmt.c (expand_case): Likewise.
4659 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4660 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4661 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4662 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4663 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4664 rewrite_ssa_into_ssa): Likewise.
4665 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4666 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4667 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4668 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4669 * tree-sra.c (tree_sra): Likewise.
4670 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4671 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4672 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4674 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4675 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4677 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4678 calculate_live_on_entry, calculate_live_on_exit,
4679 build_tree_conflict_graph): Likewise.
4680 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4681 record_important_candidates, set_use_iv_cost, find_depends,
4682 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4683 tree_ssa_iv_optimize_finalize): Likewise.
4684 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4685 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4686 tree_duplicate_loop_to_header_edge): Likewise.
4687 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4688 * tree-ssa.c (verify_flow_insensitive_alias_info,
4689 verify_name_tags, verify_ssa, init_tree_ssa,
4690 delete_tree_ssa): Likewise.
4691 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4692 fini_ssanames): Likewise.
4693 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4695 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4697 * config/rs6000/t-rtems: Completely reworked.
4699 2005-02-17 Ira Rosen <irar@il.ibm.com>
4701 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4703 2005-02-17 Ira Rosen <irar@il.ibm.com>
4705 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4706 POINTER_TYPE_P when checking that type is a pointer.
4707 (vect_get_memtag): Remove.
4708 (vect_address_analysis): Use POINTER_TYPE_P. Call
4709 vect_object_analysis with dummy parameter for memtag.
4710 (vect_object_analysis): Extract memtag (functionality that
4711 used to be in vect_get_memtag and moved here). Fix printings.
4712 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4713 with correct parameters. Remove call to vect_get_memtag.
4715 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4717 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4718 (tree-vectorizer.o): Added missing dependencies.
4720 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4722 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4723 declaration in tree-vectorizer.c, now has an extern declaration in
4725 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4726 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4727 get_vectype_for_scalar_type, vect_is_simple_use,
4728 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4729 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4730 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4731 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4732 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4733 find_loop_location): Likewise.
4735 * tree-vectorizer.c (langhooks.h): #include removed.
4736 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4737 moved to tree-vectorized.h.
4738 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4739 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4740 get_vectype_for_scalar_type, vect_is_simple_use,
4741 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4742 vect_supportable_dr_alignment, new_loop_vec_info,
4743 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4744 vect_set_verbosity_level, find_loop_location): Likewise.
4746 (vect_analyze_loop): Function externalized. Declaration moved to
4747 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4748 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4749 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4750 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4751 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4752 vect_enhance_data_refs_alignment, vect_analyze_operations,
4753 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4754 vect_stmt_relevant_p, vect_get_loop_niters,
4755 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4756 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4757 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4758 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4759 vect_get_memtag): Likewise.
4761 (vectorizable_load): Function externalized. Declaration moved to
4762 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4763 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4764 vect_transform_loop): Likewise.
4765 (vect_transform_stmt): Moved to tree-vect-transform.c.
4766 (vect_align_data_ref, vect_create_destination_var,
4767 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4768 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4769 vect_get_vec_def_for_operand, vect_init_vector,
4770 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4771 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4772 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4773 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4774 vect_do_peeling_for_loop_bound): Likewise.
4776 * tree-vect-analyze.c: New file.
4777 * tree-vect-transform.c: New file.
4779 2005-02-17 Jason Merrill <jason@redhat.com>
4781 PR mudflap/19319, c++/19317
4782 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4785 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4787 * doc/install.texi (Specific): Update link for Darwin-specific
4790 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4792 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4793 constant_boolean_node.
4795 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4798 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4799 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4801 2005-02-16 Richard Henderson <rth@redhat.com>
4804 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4806 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4807 replace uses with Wtype_MAXp1_F.
4808 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4809 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4810 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4811 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4812 and HAVE_TFMODE as appropriate.
4813 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4814 (__floatdisf): Likewise.
4815 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4816 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4817 (Wtype_MAXp1_F): New.
4818 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4819 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4821 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4824 * arm.c (arm_apply_result_size): New function.
4825 * arm.h (APPLY_RESULT_SIZE): Define.
4826 * arm-protos.h (arm_apply_result_size): Add prototype.
4827 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4828 (movxf): New expand.
4829 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4830 (call_value_symbol): Remove predicate for operand 0.
4831 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4832 (untyped_call): Rework to correclty return values for any type.
4833 (untyped_return): New expand.
4834 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4836 2005-02-16 Stan Shebs <shebs@apple.com>
4838 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4839 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4841 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4843 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4844 configure settings on Solaris 7 and later.
4846 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4848 PR tree-optimization/19865
4849 * tree-optimize.c (init_tree_optimization_passes): Run
4850 pass_may_alias after pass_sra.
4852 2005-02-16 Richard Henderson <rth@redhat.com>
4853 Stuart Hastings <stuart@apple.com>
4856 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4857 Do nothing if debug info suppressed for this function.
4858 (dbxout_begin_function): Early exit if debug info suppressed for
4861 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4864 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4866 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4868 PR tree-optimization/19967
4869 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4870 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4871 argument TYPE. Adjust calls to fold_builtin_XXX.
4872 (expand_builtin, fold_builtin_1): Adjust calls to
4874 (fold_builtin_strchr, fold_builtin_strpbrk,
4875 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4876 result to a requested type TYPE.
4878 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4881 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4882 (T)x & (T)cst if (T)cst overflows.
4883 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4884 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4886 2005-02-15 Jeff Law <law@redhat.com>
4888 * gcse.c (blocks_with_calls): New bitmap.
4889 (alloc_gcse_mem): Allocate it.
4890 (free_gcse_mem): Free it.
4891 (clear_modifY_mem_tables): Clear it.
4892 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4893 when we encounter CALL_INSNs.
4894 (compute_transp, case MEM): Handle blocks with calls separate
4895 from blocks without calls. Use bitmap iterators rather than
4898 2005-02-15 Peter O'Gorman <peter@pogma.com>
4901 * mklibgcc.in (vis_hide): Use a temporary object file, not
4904 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4907 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4908 access optimization.
4910 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4911 Alan Modra <amodra@bigpond.net.au>
4914 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4915 (_xlqsub): Rename to __gcc_qsub.
4916 (_xlqmul): Rename to __gcc_qmul.
4917 (_xlqdiv): Rename to __gcc_qdiv.
4918 Provide versioned symbol aliases with old names.
4919 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4920 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4921 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4922 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4923 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4925 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4927 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4928 Fold ~(A - 1) and ~(A + -1) to -A.
4930 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4934 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4935 config/pa/pa-host.c:pa_gt_pch_use_address.
4937 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4939 * tree-vn.c (get_value_handle): Make sure that given an
4940 is_gimple_min_invariant expression, we always return it.
4942 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4944 * passes.c (rest_of_handle_gcse): Fix a comment.
4946 2005-02-15 Jeff Law <law@redhat.com>
4948 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4950 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4951 (canon_list_insert, record_last_mem_set_info): Similarly.
4952 (clear_modify_mem_tables): Similarly.
4954 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4956 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4957 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4958 config/mips/mips.md, config/rs6000/aix.h,
4959 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4961 2005-02-15 Richard Henderson <rth@redhat.com>
4963 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4964 call to be best_edge.
4966 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4968 * basic-block.h: Adjust the prototype for find_basic_blocks.
4969 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4970 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4973 * flow.c (recompute_reg_usage): Remove all arguments.
4974 * passes.c (rest_of_compilation): Adjust the call to
4975 recompute_reg_usage.
4976 * rtl.h: Adjust the prototype for recompute_reg_usage.
4978 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4980 * tree-dump.c (dump_files): Update to reflect new member
4982 (dump_register): Add new argument.
4984 (dump_switch_p_1): Check against glob name if doglob was passed.
4985 (dump_switch_p): Check against regular first, then glob if
4986 we didn't have any hits on the dump name.
4987 * tree-optimize.c (register_one_dump_file):
4988 Pass in glob name as well.
4989 * tree-pass.h (struct dump_file_info): Add glob
4992 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4994 PR preprocessor/16323
4995 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4997 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5000 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5001 (trunctfdf2_internal1): New.
5002 (trunctfdf2_internal2): Renamed from trunctfdf2.
5004 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5006 PR tree-optimization/19853
5007 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5009 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5011 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5012 delete_dead_jumptables and cleanup_cfg.
5014 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5016 * reload.c (find_reloads): Swap address_reloaded flags when
5017 swapping commutative operands.
5019 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5021 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5022 Use standard_iv_increment_position for computing the bsi position
5024 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5027 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5030 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5031 life range of hard registers.
5032 * value-prof.c (insn_prefetch_values_to_profile): Only
5035 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5036 profile in libcalls.
5038 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5040 * bitmap.h (bitmap_and_compl_into): Return bool.
5041 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5043 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5045 PR tree-optimization/19944
5046 * fold-const.c (fold): Re-add ABS_EXPR folding.
5048 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5051 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5052 {TARGET,MASK}_XL_COMPAT.
5053 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5055 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5056 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5058 (rs6000_arg_partial_bytes): Same.
5059 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5060 and XL compatibility enabled.
5061 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5062 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5063 test to final condition.
5064 (cmptf_internal2): New.
5065 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5066 xl-compat. Add TFmode information to description.
5068 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5070 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5072 2005-02-13 Jason Merrill <jason@redhat.com>
5075 * fold-const.c (fold_indirect_ref_1): Split out from...
5076 (build_fold_indirect_ref): Here.
5077 (fold_indirect_ref): New fn.
5078 * tree.h: Declare it.
5079 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5080 (gimplify_modify_expr_rhs): Likewise.
5081 (gimplify_expr): Likewise.
5083 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5085 PR tree-optimization/14303
5086 PR tree-optimization/15784
5087 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5088 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5089 ABS_EXPR<x> != 0 to x != 0.
5091 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5093 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5094 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5095 spelling conventions.
5097 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5098 delete_trivially_dead_insns too many times.
5100 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5103 2005-02-12 Ira Rosen <irar@il.ibm.com>
5105 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5106 (vect_is_simple_iv_evolution): Remove redundant parameter
5108 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5109 without last parameter.
5110 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5111 Return pointer step. Call vect_is_simple_iv_evolution without
5112 last parameter. Check only that the step is multiple of size
5113 type. Remove stmt_vinfo updates.
5114 (vect_get_memtag_and_dr): Remove.
5115 (vect_get_memtag): New function.
5116 (vect_address_analysis): New function.
5117 (vect_object_analysis): New function.
5118 (vect_analyze_data_refs): Call vect_object_analysis and
5119 vect_get_memtag. Update stmt_vinfo fields.
5121 2005-02-12 Ira Rosen <irar@il.ibm.com>
5123 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5124 exist and are objects. Remove checks for pointer.
5125 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5126 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5127 (vect_create_data_ref_ptr): Likewise.
5128 (vect_base_addr_differ_p): New function.
5129 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5130 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5131 Don't set the DR_BASE_NAME field of data-ref.
5132 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5134 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5136 * optabs.h (enum optab_index): Add new OTI_ldexp.
5137 (ldexp_optab): Define corresponding macro.
5138 * optabs.c (init_optabs): Initialize ldexp_optab.
5139 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5141 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5143 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5144 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5146 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5147 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5150 2005-02-12 Ira Rosen <irar@il.ibm.com>
5152 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5154 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5156 (vect_get_base_and_offset): Always return an address.
5157 (vect_create_addr_base_for_vector_ref): Remove treatment for
5158 different data reference types.
5159 (vect_compute_data_ref_alignment): Rename base to base_address in
5160 stmt_vec_info. Get the object in order to force its alignment.
5161 (vect_get_memtag_and_dr): Rename base to base_address in
5162 stmt_vec_info. Extract the object for memtag analysis.
5164 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5166 PR regression/19898.
5167 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5168 changes cc_status, use apply modified_in_p to part of cc_status
5169 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5172 2005-02-11 Richard Henderson <rth@redhat.com>
5174 * tree-complex.c (expand_complex_libcall): New.
5175 (expand_complex_multiplication): Use it for c99 compliance.
5176 (expand_complex_division): Likewise.
5177 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5179 * builtins.c (built_in_names): Remove const.
5180 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5182 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5183 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5184 (built_in_names): Remove const.
5185 * c-common.c (c_common_type_for_mode): Handle complex modes.
5186 * flags.h, toplev.c (flag_complex_method): Rename from
5187 flag_complex_divide_method.
5188 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5189 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5190 * libgcc2.h: Declare them.
5191 * libgcc-std.ver: Export them.
5192 * mklibgcc.in (lib2funcs): Build them.
5194 2005-02-11 Steven Bosscher <stevenb@suse.de>
5196 PR tree-optimization/19876
5197 Partially revert my change from 2005-01-14
5198 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5199 (compute_antic): ...and remove the loop here.
5201 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5204 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5205 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5207 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5208 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5210 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5212 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5213 offsets for the big-endian 32-bit case.
5215 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5217 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5219 2005-02-11 Dale Johannesen <dalej@apple.com>
5221 * cselib.c (cselib_process_insn): Clear out regs where
5222 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5223 * reload.c (find_equiv_reg): Ditto.
5225 2005-02-11 Ian Lance Taylor <ian@airs.com>
5227 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5230 * tree.c (build_function_type_list): Work correctly if there are
5233 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5235 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5236 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5237 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5238 TARGET_ZARCH instead of TARGET_64BIT.
5240 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5242 * config/rs6000/t-rtems:
5243 (MULTILIB_OPTIONS): Remove mcpu=602.
5244 (MUTLILIB_DIRNAMES): Remove m602.
5245 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5246 Let mcpu=602 match mcpu=603.
5247 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5249 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5251 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5254 2005-02-10 David Daney <ddaney@avtrex.com>
5256 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5257 * config/i386/linux-unwind.h: Likewise.
5258 * config/ia64/linux-unwind.h: Likewise.
5259 * config/mips/linux-unwind.h: Likewise.
5260 * config/pa/linux-unwind.h: Likewise.
5261 * config/rs6000/linux-unwind.h: Likewise.
5262 * config/s390/linux-unwind.h: Likewise.
5263 * config/sh/linux-unwind.h: Likewise.
5264 * config/sparc/linux-unwind.h: Likewise.
5266 2005-02-10 Steven Bosscher <stevenb@suse.de>
5268 PR tree-optimization/17549
5269 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5270 TER to replace a DEF with its expression if the DEF and the
5271 rhs of the expression we replace into have the same root
5274 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5276 * config/mips/mips.md: Fix the placement of the match_scratch in the
5279 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5281 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5284 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5286 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5287 (strip_offset): Handle addresses.
5288 (add_address_candidates): Use strip_offset.
5289 (difference_cost): Reflect strip_offset change.
5290 (force_var_cost, difference_cost): Strip nops.
5292 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5294 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5296 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5297 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5298 config/cris/cris-protos.h, config/cris/cris.c: Update
5301 2005-02-10 Jeff Law <law@redhat.com>
5303 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5304 (lookup_avail_expr): Similarly.
5306 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5308 * builtins.c (fold_builtin_powi): New function.
5309 (fold_builtin_1): Call it.
5311 2005-02-10 Steven Bosscher <stevenb@suse.de>
5313 PR documentation/19309
5314 * doc/cpp.texi: The __GNUC__ and related predefined macros
5315 are also defined for the "standalone" cpp.
5316 Some non-GCC compilers may also define __GNUC__.
5318 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5321 * c-typeck.c (common_type): New routine. Old common_type renamed
5323 (c_common_type): ...this.
5324 (build_conditional_expr, build_binary_op): Use c_common_type instead
5327 2005-02-10 Steven Bosscher <stevenb@suse.de>
5329 * doc/md.texi: Replace @samp{length} with @code{length}.
5331 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5333 PR tree-optimization/18687
5334 * tree-flow.h (find_loop_niter): Declare.
5335 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5336 Try using scev even for loops with more than one exit.
5337 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5338 (struct ivopts_data): Added niters field.
5339 (struct nfe_cache_elt): New.
5340 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5342 (tree_ssa_iv_optimize_init): Initialize niters cache.
5343 (determine_number_of_iterations): Removed.
5344 (find_induction_variables): Do not call determine_number_of_iterations.
5345 Access niters for single exit through niter_for_single_dom_exit.
5346 (add_iv_outer_candidates): Access niters for single exit through
5347 niter_for_single_dom_exit.
5348 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5349 number_of_iterations_cond.
5350 (iv_period): New function.
5351 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5352 (may_replace_final_value): Take data argument. Use
5353 niter_for_single_dom_exit.
5354 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5355 (rewrite_use_compare): Pass data to may_eliminate_iv.
5356 (rewrite_use_outer): Pass data to may_replace_final_value.
5357 (free_loop_data): Clean up the niters cache.
5358 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5359 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5360 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5361 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5362 (num_ending_zeros): Moved to tree.c.
5363 * tree.h (num_ending_zeros): Declare.
5364 * tree.c (num_ending_zeros): Moved from tree.c.
5366 2005-02-09 Richard Henderson <rth@redhat.com>
5368 * builtins.c (DEF_BUILTIN): Add COND argument.
5369 * tree.h (DEF_BUILTIN): Likewise.
5370 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5371 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5373 (DEF_BUILTIN_STUB): New.
5374 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5375 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5376 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5377 * c-common.c (DEF_BUILTIN): Add COND argument.
5378 * tree.c (local_define_builtin): New.
5379 (build_common_builtin_nodes): New.
5381 2005-02-09 Roger Sayle <roger@eyesopen.com>
5383 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5384 floating point expression ignoring the sign of the result.
5385 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5386 (fold) <MULT_EXPR>: Use it to simplify x*x.
5387 * tree.h (fold_strip_sign_ops): Prototype here.
5388 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5389 argument. Use fold_strip_sign_ops to simplify the first argument.
5390 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5391 first argument when the second argument is an even integer
5392 constant, but only with -funsafe_math_optimizations.
5393 (fold_builtin_1): Update call to fold_builtin_copysign.
5395 2005-02-09 Ian Lance Taylor <ian@airs.com>
5398 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5399 just check whether EH_FILTER_FAILURE falls through.
5401 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5403 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5404 insns return to ready list in the next turn.
5406 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5409 * builtins.def: New __builtin_powi[lf].
5410 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5411 (expand_builtin_powi): New function.
5412 (expand_builtin): Dispatch to expand_builtin_powi.
5413 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5414 * libgcc2.c: Add __builtin_powi[lf] implementation.
5415 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5416 * optabs.h: Add powi_optab.
5417 * optabs.c (init_optabs): Initialize powi_optab.
5418 * doc/extend.texi: Document __builtin_powi[lf].
5420 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5422 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5425 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5428 * fold-const.c (try_move_mult_to_index): Remove redundant
5429 type argument. Create ADDR_EXPR with correct type.
5430 (fold): Update callers of try_move_mult_to_index. Convert
5431 result to the appropriate type.
5433 2005-02-09 Roger Sayle <roger@eyesopen.com>
5436 * config/avr/avr.c (default_rtx_costs): Delete.
5437 (avr_operand_rtx_cost): New function.
5438 (avr_rtx_costs): Completely rewrite.
5440 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5443 * config/cris/cris.c (in_code): New variable.
5444 (cris_output_addr_const): Now a static function, a wrapper for
5446 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5447 case from old cris_output_addr_const.
5448 (cris_asm_output_label_ref): Similar for LABEL_REF.
5449 (cris_output_addr_const_extra): Similar for UNSPEC.
5450 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5451 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5452 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5454 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5455 (cris_asm_output_label_ref): Declare.
5457 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5459 PR preprocessor/19801
5460 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5461 filenames that changed when libcpp was moved to the toplevel.
5463 2005-02-07 Roger Sayle <roger@eyesopen.com>
5465 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5466 zero extensions of BImode operands. Call lowpart_subreg instead
5467 of gen_lowpart_common and gen_lowpart_SUBREG.
5469 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5472 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5473 * configure.ac: Set cc_for_cross_gnattools.
5474 * configure: Regenerate.
5476 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5479 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5481 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5484 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5485 of nested functions.
5487 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5489 * doc/extend.texi: Document deprecated extensions allowing
5490 static floating-point members to have initializers and allowing
5491 floating-point literals in integral constant expressions.
5493 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5495 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5496 config/darwin7.h, config/mips/mips.c,
5497 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5500 * cse.c: Update comments.
5502 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5505 * builtins.c (fold_builtin_sqrt): Transform
5506 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5509 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5510 Dorit Naishlos <dorit@il.ibm.com>
5512 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5513 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5514 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5516 * tree.h (vect_set_verbosity_level): New extern function declaration
5518 * tree-vectorizer.h (verbosity_levels): New enum type.
5519 * tree-vectorizer.c (vect_debug_stats): Function removed.
5520 (vect_debug_details): Likewise.
5521 (vect_verbosity_level): Global variable was defined and initialized.
5522 (vect_dump): Global variable definition.
5523 (vect_print_dump_info): New function.
5524 (vect_set_dump_settings): New function.
5525 (vect_set_verbosity_level): New function.
5526 (vectorize_loops): Add call to vect_set_dump_settings.
5528 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5529 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5530 (slpeel_tree_peel_loop_to_edge): Likewise.
5532 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5533 appropriate verbosity level instead of call to vect_debug_details
5534 or vect_debug_stats.
5535 (vect_get_base_and_offset):
5536 (vect_create_addr_base_for_vector_ref):
5537 (get_vectype_for_scalar_type):
5538 (vect_create_data_ref_ptr):
5540 (vect_get_vec_def_for_operand):
5541 (vect_finish_stmt_generation):
5542 (vectorizable_assignment):
5543 (vectorizable_operation):
5544 (vectorizable_store):
5545 (vectorizable_load):
5546 (vect_transform_stmt):
5547 (vect_update_ivs_after_vectorizer):
5548 (vect_do_peeling_for_loop_bound):
5549 (vect_update_inits_of_drs):
5550 (vect_do_peeling_for_alignment):
5551 (vect_transform_loop):
5552 (vect_is_simple_use):
5553 (vect_analyze_operations):
5554 (vect_is_simple_iv_evolution):
5555 (vect_analyze_scalar_cycles):
5556 (vect_analyze_data_ref_dependence):
5557 (vect_analyze_data_ref_dependences):
5558 (vect_compute_data_ref_alignment):
5559 (vect_enhance_data_refs_alignment):
5560 (vect_analyze_data_refs_alignment):
5561 (vect_analyze_data_ref_access):
5562 (vect_analyze_data_ref_accesses):
5563 (vect_analyze_pointer_ref_access):
5564 (vect_get_memtag_and_dr):
5565 (vect_analyze_data_refs):
5566 (vect_mark_relevant):
5567 (vect_stmt_relevant_p):
5568 (vect_mark_stmts_to_be_vectorized):
5569 (vect_can_advance_ivs_p):
5570 (vect_get_loop_niters):
5571 (vect_analyze_loop_form):
5572 (vect_analyze_loop):
5573 (vectorize_loops): Likewise.
5575 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5576 (vect_update_inits_of_drs):
5577 (vect_do_peeling_for_alignment):
5578 (vect_transform_loop):
5579 (vect_analyze_operations):
5580 (vect_analyze_scalar_cycles):
5581 (vect_analyze_data_ref_dependences):
5582 (vect_analyze_data_refs_alignment):
5583 (vect_analyze_data_ref_accesses):
5584 (vect_analyze_data_refs):
5585 (vect_mark_stmts_to_be_vectorized):
5586 (vect_get_loop_niters):
5587 (vect_analyze_loop_form):
5588 (vect_analyze_loop): Likewise.
5589 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5591 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5595 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5596 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5597 either -ffast-math or -funsafe-math-optimizations is in use.
5599 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5600 * config/mips/irix-csr.c: New file.
5601 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5602 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5603 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5606 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5608 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5609 redundant, incorrect definitions.
5611 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5613 ("*tls_indirect_call"): New, reference hard regs directly.
5614 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5616 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5618 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5619 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5621 2005-02-06 Roger Sayle <roger@eyesopen.com>
5623 PR rtl-optimization/19800
5624 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5625 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5628 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5630 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5632 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5635 * doc/invoke.texi: Correct documentation of -freorder-functions.
5637 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5640 * doc/invoke.texi: Don't mention gccbug.
5642 2005-02-06 Roger Sayle <roger@eyesopen.com>
5643 Andrew Pinski <pinskia@physics.uc.edu>
5644 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5646 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5647 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5648 into just (zero_extract:SI FOO (const_int 1) BAR).
5650 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5652 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5653 macro locally. Don't give last revision date. Use GCC version
5654 number from gcc-common.texi.
5655 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5656 revision date. Use GCC version number from gcc-common.texi.
5657 Describe being a library as current state rather than as 3.x
5659 * doc/gcc.texi: Remove last update date.
5660 * doc/gccint.texi: Likewise. Update copyright dates.
5661 * doc/install.texi: Update copyright dates.
5663 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5666 * doc/invoke.texi: Mention for each option included in -Wall that
5667 it is included in -Wall.
5668 * doc/gcc.texi: Update copyright and last modification date.
5670 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5672 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5673 unnecessary cast to original induction variable increments.
5675 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5677 PR tree-optimization/18219
5678 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5679 in distributed form.
5681 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5683 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5684 Set bitpos and offset later in the function. Do nothing if the
5685 target is a register and if the bitfield lies completely outside
5687 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5688 here. Return an uninitialised register if the source value is stored
5689 in a register and the bitfield lies completely outside that register.
5691 2005-02-06 Steven Bosscher <stevenb@suse.de>
5693 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5696 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5698 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5700 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5702 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5703 * config/darwin8.h: New.
5704 * config/darwin7.h: Update comment.
5706 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5707 Dorit Naishlos <dorit@il.ibm.com>
5709 * tree-vectorizer.h (LOC): New type.
5710 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5711 (loop_line_number): New field in struct _loop_vec_info.
5712 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5714 * tree-vectorizer.c (input.h): Included.
5715 (find_loop_location): New function.
5716 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5717 loop line number removed.
5718 (vect_debug_details): Likewise.
5719 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5721 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5722 call to vect_debug_details/stats changed from loop to loop_loc.
5723 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5724 (slpeel_tree_peel_loop_to_edge): Likewise.
5726 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5727 changed from NULL to UNKNOWN_LOC.
5728 (vect_get_base_and_offset):
5729 (vect_create_addr_base_for_vector_ref):
5730 (get_vectype_for_scalar_type):
5731 (vect_create_data_ref_ptr):
5733 (vect_get_vec_def_for_operand):
5734 (vect_finish_stmt_generation):
5735 (vectorizable_assignment):
5736 (vectorizable_operation):
5737 (vectorizable_store):
5738 (vectorizable_load):
5739 (vect_transform_stmt):
5740 (vect_update_ivs_after_vectorizer):
5741 (vect_do_peeling_for_loop_bound):
5742 (vect_do_peeling_for_alignment):
5743 (vect_transform_loop):
5744 (vect_is_simple_use):
5745 (vect_analyze_operations):
5746 (vect_is_simple_iv_evolution):
5747 (vect_analyze_scalar_cycles):
5748 (vect_analyze_data_ref_dependences):
5749 (vect_compute_data_ref_alignment):
5750 (vect_enhance_data_refs_alignment):
5751 (vect_analyze_data_ref_access):
5752 (vect_analyze_data_ref_accesses):
5753 (vect_analyze_pointer_ref_access):
5754 (vect_get_memtag_and_dr):
5755 (vect_analyze_data_refs):
5756 (vect_mark_relevant):
5757 (vect_stmt_relevant_p):
5758 (vect_mark_stmts_to_be_vectorized):
5759 (vect_can_advance_ivs_p):
5760 (vect_get_loop_niters):
5761 (vect_analyze_loop):
5762 (vectorize_loops): Likewise.
5764 (vectorizable_load): Argument in call to vect_debug_details/stats
5765 changed from loop to LOOP_LOC (loop_vinfo).
5766 (vect_transform_loop):
5767 (vect_analyze_operations):
5768 (vect_analyze_scalar_cycles):
5769 (vect_analyze_data_ref_dependence):
5770 (vect_enhance_data_refs_alignment):
5771 (vect_analyze_data_ref_accesses):
5772 (vect_analyze_pointer_ref_access):
5773 (vect_analyze_data_refs):
5774 (vect_analyze_loop): Likewise.
5776 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5777 changed from loop to loop_loc.
5779 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5781 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5782 Dorit Naishlos <dorit@il.ibm.com>
5784 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5786 (vect_analyze_data_ref_dependences): Likewise.
5788 (vect_is_simple_use): Argument changed from loop structure to
5789 loop_vect_info structure.
5790 (vect_can_advance_ivs_p): Likewise.
5791 (vect_create_index_for_vector_ref): Likewise.
5792 (vect_update_ivs_after_vectorizer): Likewise.
5793 (new_stmt_vec_info): Likewise.
5795 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5796 changed from loop to loop_vinfo.
5797 (vect_create_data_ref_ptr): First argument in call to
5798 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5799 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5800 was changed from loop to loop_vinfo.
5801 (vectorizable_operation): Likewise.
5802 (vectorizable_store): Likewise.
5803 (vect_mark_stmts_to_be_vectorized): Likewise.
5804 (vect_do_peeling_for_loop_bound): First argument in call to
5805 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5806 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5807 was changed from loop to loop_vinfo.
5808 (vect_analyze_data_ref_dependences): Third argument in call to
5809 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5811 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5812 (vect_create_data_ref_ptr): Likewise.
5813 (vect_init_vector): Likewise.
5814 (vect_get_vec_def_for_operand): Likewise.
5815 (vectorizable_assignment): Likewise.
5816 (vectorizable_operation): Likewise.
5817 (vectorizable_store): Likewise.
5818 (vectorizable_load): Likewise.
5819 (vect_update_ivs_after_vectorizer): Likewise.
5820 (vect_is_simple_use): Likewise.
5821 (vect_analyze_data_ref_dependence): Likewise.
5822 (vect_analyze_pointer_ref_access): Likewise.
5823 (vect_can_advance_ivs_p): Likewise.
5825 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5826 before _stmt_vec_info.
5827 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5828 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5829 (new_stmt_vec_info): Argument changed from loop structure to
5830 loop_vect_info structure
5832 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5833 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5834 (vect_create_addr_base_for_vector_ref): Likewise.
5835 (vect_analyze_pointer_ref_access): Likewise.
5837 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5840 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5841 phi flag if the phi is abnormal.
5843 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5846 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5847 information for the new statement.
5849 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5852 * gcc.c (main): Include the target in -v output.
5854 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5856 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5857 Do not drop the extend if we'd have to add a paradoxical subreg
5858 later. Include optabs.h and insn-codes.h.
5859 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5861 2005-02-02 Roger Sayle <roger@eyesopen.com>
5864 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5865 * fold-const.c (const_binop): Avoid constant folding floating
5866 point operations in modes that use composite representations.
5867 * simplify-rtx.c (simplify_binary_operation): Likewise.
5869 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5871 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5873 (altivec_dstt): Likewise.
5874 (altivec_dstst): Likewise.
5875 (altivec_dststt): Likewise.
5876 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5879 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5881 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5882 EXPR_LOCUS from orig_cond to the new cond_stmt.
5883 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5886 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5888 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5889 standard_iv_increment_position. Remove call to bsi_next
5890 (no need to bump the iterator anymore).
5891 (vect_create_index_for_vector_ref): Call
5892 standard_iv_increment_position. Remove second function argument.
5893 (vect_finish_stmt_generation): Remove call to bsi_next
5894 (no need to bump the iterator anymore).
5895 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5896 to vect_create_index_for_vector_ref.
5898 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5900 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5901 phis are used out of the loop.
5903 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5906 * c-decl.c (undef_nested_function): New variable.
5907 (pop_scope): Diagnose undefined nested functions.
5908 (finish_function): Don't attempt cgraph processing or genericizing
5909 if current top-level function contained an undefined nested
5910 function. Reset undef_nested_function at the end of a top-level
5913 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5915 * tree.c (build_int_cst_type): Take sign of the value into account
5916 when deciding whether sign extend the value.
5918 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5921 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5922 (cpp_options, cc1_options): Change %{std*&ansi} to
5923 %{std*&ansi&trigraphs}.
5925 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5927 * cse.c: Update comments.
5929 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5931 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5932 arguments go on the stack. Do not put complex doubles in odd/even
5935 2005-02-02 Steven Bosscher <stevenb@suse.de>
5937 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5938 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5939 -ftree-pre, and -fthread-jumps.
5941 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5943 PR tree-optimization/19578
5944 * tree-flow.h (modified_noreturn_calls): Declare.
5945 (noreturn_call_p): Declare.
5946 * tree-flow-inline.h (noreturn_call_p): New function.
5947 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5948 * tree-cfg.c (modified_noreturn_calls): New variable.
5949 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5950 that contain a mid-block noreturn call.
5951 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5953 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5955 * df.c (df_def_record_1, df_uses_record): Don't use
5957 * df.h (DF_FOR_REGALLOC): Remove.
5959 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5962 * c-typeck.c (really_start_incremental_init): Reset
5963 constructor_max_index for arrays of incomplete type.
5965 2005-02-02 Jeff Law <law@redhat.com>
5967 * gcse.c (struct reg_set): Store the block index where the register
5968 was set rather than the setting insn.
5969 (record_one_set, compute_transp): Corresponding changes.
5970 (pre_insert_copy_insn): Do not call replace_one_set.
5971 (replace_one_set): Remove.
5973 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5976 * doc/gcov.texi: Fix typo.
5978 2005-02-01 Richard Henderson <rth@redhat.com
5981 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5982 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5984 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5985 * config/i386/i386-protos.h: Update.
5987 2005-02-01 Steven Bosscher <stevenb@suse.de>
5989 PR tree-optimization/19217
5990 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5991 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5992 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5993 that it is walking a PHI node.
5995 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5997 * doc/extend.texi (Nested Functions): Update.
5999 2005-02-01 Richard Henderson <rth@redhat.com>
6002 * optabs.c (expand_copysign_absneg): Export.
6003 * optabs.h (expand_copysign_absneg): Declare.
6004 * config/rs6000/rs6000.md (copysigntf3): New.
6006 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6008 PR tree-optimization/19633
6009 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6010 * tree-ssa-alias.c (init_alias_info): Initialize.
6011 (merge_pointed_to_info): Set.
6012 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6013 (dump_points_to_info_for): Show value of pt_null.
6014 (struct count_ptr_d): Declare.
6015 (find_ptr_dereference): Remove.
6016 (ptr_is_dereferenced_by): Remove.
6017 (count_ptr_derefs): New local function.
6018 (count_uses_and_derefs): New local function.
6019 (compute_points_to_and_addr_escape): Call it. If the number
6020 of dereferences is greater than zero, mark the pointer as
6021 dereferenced. If there are fewer dereferences than uses of
6022 the pointer, the pointer's value escapes.
6024 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6026 PR tree-optimization/19670
6027 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6029 (verify_use): ... set it here, instead.
6031 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6033 * doc/sourcebuild.texi (Test directives): Fix formatting.
6035 * doc/sourcebuild.texi (Test directives): Describe selector
6038 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6040 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6041 specific 64-bit CPUs.
6043 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6046 * arm.c (arm_eliminable_register): New function.
6047 (adjacent_mem_locations): Don't allow eliminable registers. Use
6048 HOST_WIDE_INT for address offsets.
6049 * arm-protos.h (arm_eliminable_register): Add prototype.
6051 2005-02-01 Steven Bosscher <stevenb@suse.de>
6053 PR optimization/15242
6054 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6055 * basic-block.h (duplicate_computed_gotos): Add prototype.
6056 * bb-reorder.c (duplicate_computed_gotos): New function to
6057 duplicate sufficiently small blocks ending in a computed jump.
6058 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6059 if not optimizing for size.
6060 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6061 never do tail merging for blocks ending in a computed jump.
6062 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6064 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6066 Patch from Richard Sandiford <rsandifo@redhat.com>
6067 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6068 from inheriting a subreg equivalence with a non-spill register.
6070 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6072 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6074 * config/frv/frv.c (movcc_fp_destination_operand): New.
6075 (gpr_or_memory_operand): Fix typo in comment.
6076 (gpr_or_memory_operand_with_scratch): New.
6077 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6078 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6079 movcc_fp_destination_operand.
6080 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6081 Legitimize memory addresses using a scratch register.
6083 2005-01-31 Jeff Law <law@redhat.com>
6085 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6086 bitmap a sparse bitmap instead of a simple bitmap.
6087 (mark_def_sites_initialize_block): Corresponding changes.
6088 (ssa_mark_def_sites_initialize_block): Likewise.
6089 (ssa_mark_phi_uses): Likewise.
6090 (mark_def_site, ssa_mark_def_sites): Likewise.
6091 (mark_def_site_blocks): Likewise.
6092 (rewrite_ssa_into_ssa): Likewise.
6094 * tree-ssa-dom.c (record_cond): Pass correct variable type
6095 for last argument to htab_find_slot_with_hash.
6097 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6098 effects when optimizing 0 % X. Do not try to optimize X % 0.
6100 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6102 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6105 2005-02-01 Eric Christopher <echristo@redhat.com>
6107 * config/mips/mips.c (override_options): Warn if -mint64
6109 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6112 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6114 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6116 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6117 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6118 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6119 (cached_regno): Initialize to INVALID_REGNUM.
6120 (cse_reg_info_table_size,
6121 cse_reg_info_table_first_uninitialized,
6122 cse_reg_info_timestamp): New.
6123 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6125 (init_cse_reg_info, get_cse_reg_info_1): New.
6126 (get_cse_reg_info): Cache the last look-up.
6127 (new_basic_block): Update the code to clear mappings from
6128 registers to cse_reg_info entries.
6129 (cse_main): Call init_cse_reg_info.
6131 * cse.c (get_cse_reg_info): Update a comment.
6133 2005-01-31 Steven Bosscher <stevenb@suse.de>
6136 * c-decl.c (start_decl): Do not warn about arrays of elements with
6137 an incomplete type here.
6138 (grokdeclarator): Do it here by making a pedwarn an error.
6139 * c-typeck.c (push_init_level): If there were previous errors with
6140 the constructor type, do not warn about braces for initializers.
6141 (process_init_element): Likewise for excess initializer elements.
6143 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6145 * cse.c (delete_trivially_dead_insn): Don't iterate.
6147 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6149 * config/rs6000/rs6000.md (copysignsf3): New expand.
6150 (copysigndf3): Likewise.
6152 2005-01-31 Steven Bosscher <stevenb@suse.de>
6154 * recog.c (constrain_operands): Only look for earlyclobber operand
6155 conflicts if an '&' constraint was seen.
6157 2005-01-31 Marc Espie <espie@openbsd.org>
6159 * config.gcc: Don't include embedded systems fragment, switches default
6160 debugging format to ELF.
6161 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6162 longer pick it up there.
6164 2005-01-31 Dale Johannesen <dalej@apple.com>
6166 * doc/extend.texi (nested functions): Fix linkage description.
6167 Clarify that static is not allowed.
6169 2005-01-31 Dale Johannesen <dalej@apple.com>
6171 * config/rs6000/darwin.md (movsf_low_di): Make work.
6172 (movdf_low_di): Make work.
6174 2005-01-31 Dale Johannesen <dalej@apple.com>
6176 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6177 Make work for 64 bit.
6179 2005-01-31 Roger Sayle <roger@eyesopen.com>
6180 Dale Johannesen <dalej@apple.com>
6183 * fold-const.c (fold_binary_op_with_conditional_arg):
6184 Make types match original operands, before STRIP_NOPS.
6186 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6188 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6189 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6190 (struct gcc_sigcontext): Delete. Merge contents to..
6191 (struct gcc_ucontext): ..here.
6192 (get_sigcontext): Delete.
6193 (get_regs): New function, like get_sigcontext but return regs ptr.
6194 64-bit version finds regs from r1 to support vdso.
6195 (ppc_linux_aux_vector): New function.
6196 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6199 2005-01-31 Ira Rosen <irar@il.ibm.com>
6201 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6203 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6204 redundant fold. Fix misalignment for MINUS_EXPR.
6205 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6206 (vect_analyze_pointer_ref_access): Likewise.
6207 (vect_get_memtag_and_dr): Likewise.
6209 2005-01-31 Richard Henderson <rth@redhat.com>
6211 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6212 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6213 absnegdf2_i387, absnegxf2_i387): Likewise.
6215 2005-01-31 Richard Henderson <rth@redhat.com>
6218 * optabs.c (expand_copysign_absneg): New.
6219 (expand_copysign_bit): Split out from ...
6220 (expand_copysign): ... here. Use expand_copysign_absneg.
6222 2005-01-30 Roger Sayle <roger@eyesopen.com>
6225 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6226 constant as the second operand and a register as the third.
6228 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6231 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6232 that dllimport'd functions do not use all call-clobbered registers
6235 2005-01-30 Richard Henderson <rth@redhat.com>
6238 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6239 expand_abs_nojump and generalize. Use operand_subword and
6240 emit_no_conflict_block. Support large modes.
6241 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6243 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6244 negation to subtraction.
6245 (expand_copysign): Check that the format has signed zeros.
6246 Use operand_subword and emit_no_conflict_block. Support large modes.
6248 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6250 Fix PR tree-optimization/19624
6252 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6253 * tree-ssa-pre.c: Add cfgloop.h.
6255 (pre_stats): New member, constified.
6256 (inserted_exprs): New static variable.
6257 (NECESSARY): New macro.
6258 (create_expression_by_pieces): Fold the expression, and
6259 mark it as defaulting to not necessary. Also put in
6261 (fully_constant_expression): New function.
6262 (insert_into_preds_of_block): Modify to not insert phis when we
6263 are playing with induction variables.
6264 Push phis onto the inserted_exprs vector, and mark them as not
6265 necessary by default.
6266 (insert_aux): Call fully_constant_expression on eprime.
6267 If all edges produce the same value, mark it constant.
6268 (mark_operand_necessary): New function.
6269 (remove_dead_inserted_code): New function.
6270 (init_pre): Init loop optimizer to get loop info.
6271 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6272 (execute_pre): Commit edge inserts, then remove dead code.
6274 2005-01-30 Richard Henderson <rth@redhat.com>
6276 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6277 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6279 2005-01-30 Richard Henderson <rth@redhat.com>
6282 * config/i386/i386.c (ix86_expand_copysign): New.
6283 (ix86_split_copysign_const): New.
6284 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6285 rearrange op1/nmask operands.
6286 * config/i386/i386-protos.h: Update.
6287 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6288 (copysigndf3): Likewise.
6289 (copysignsf3_const, copysigndf3_const): New.
6290 (copysignsf3_var): Rename from copysignsf3, split out splitter
6291 and fix split predicate for X constraint.
6292 (copysigndf3_var): Similarly.
6294 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6296 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6297 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6298 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6300 2005-01-29 Richard Henderson <rth@redhat.com>
6303 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6304 of # and * in constraints.
6306 2005-01-29 Richard Henderson <rth@redhat.com>
6309 * expr.c (store_field): Don't strip sub-mode cast when the input
6310 data is even smaller.
6312 2005-01-29 Richard Henderson <rth@redhat.com>
6315 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6318 2005-01-29 Richard Henderson <rth@redhat.com>
6320 * combine.c (make_field_assignment): Fix argument order
6323 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6325 PR tree-optimization/15791
6326 * fold-const.c (extract_array_ref): New function.
6327 (fold): Fold comparisons between &a[i] and &a[j] or
6328 semantically equivalent trees.
6330 2005-01-29 Jeff Law <law@redhat.com>
6332 * gcse.c (insert_expr_in_table): Revamp handling of available
6333 and anticipatable occurrence lists to avoid unnecessary list
6335 (insert_set_in_table): Similarly.
6337 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6339 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6341 (c_build_qualified_type): Build qualified array types with
6342 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6343 * c-decl.c (c_make_fname_decl): Build unqualified array type
6344 before qualified type.
6345 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6346 type is qualified, not just if type itself is. Don't apply
6347 qualifiers to array type when declarator is processed. Apply
6348 qualifiers to field type whether or not it is an array type.
6349 Don't handle array types specially for applying qualifiers to
6351 * c-typeck.c (composite_type): Build unqualified element type and
6352 array type when forming composite of array types.
6353 (common_pointer_type, comptypes, comp_target_types,
6354 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6355 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6357 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6358 (args2) in variables a1 and a2.
6360 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6362 * cse.c (n_elements_made, max_elements_made): Remove.
6363 (insert): Don't touch n_elements_made.
6364 (cse_main): Don't touch n_elements_made or max_elements_made.
6366 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6369 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6370 configuration part of dp-bit.c to be lost.
6372 2005-01-28 Roger Sayle <roger@eyesopen.com>
6374 * expmed.c (expand_mult_highpart_optab): When attempting to use
6375 a non-widening multiplication in a wider mode, the operands need
6376 to be converted (zero or sign extended) to that mode.
6378 2005-01-28 Ian Lance Taylor <ian@airs.com>
6382 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6383 through if both operands fall through.
6385 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6387 * cse.c (fold_rtx) <PC>: Don't optimize.
6389 2005-01-28 Jeff Law <law@redhat.com>
6391 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6392 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6394 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6396 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6397 cse_reg_info_used_list_end): Remove.
6398 (cse_reg_info_list, cse_reg_info_list_free): New.
6399 (get_cse_reg_info): When allocating an instance of
6400 cse_reg_info, add it to the beginning of the cse_reg_info_list
6401 list. Remove code to maintain cse_reg_info_used_list.
6402 (new_basic_block): Reset the free list to the beginning of
6405 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6407 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6408 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6409 (frv_expand_mdpackh_builtin): New function.
6410 (frv_expand_builtin): Use it to expand __MDPACKH.
6411 * doc/extend.texi (__MDPACKH): Update documentation.
6413 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6415 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6416 SSE_FLOAT_MODE_P for use_sse computation.
6418 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6421 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6423 2005-01-27 Richard Henderson <rth@redhat.com>
6425 * builtins.c (expand_builtin_copysign): New.
6426 (expand_builtin): Call it.
6427 * genopinit.c (optabs): Add copysign_optab.
6428 * optabs.c (init_optabs): Initialize it.
6429 (expand_copysign): New.
6430 * optabs.h (OTI_copysign, copysign_optab): New.
6431 (expand_copysign): Declare.
6433 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6434 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6436 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6437 (ix86_expand_fp_absneg_operator): ... here.
6438 (ix86_split_copysign): New.
6439 * config/i386/i386-protos.h: Update.
6440 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6441 (copysignsf3, copysigndf3): New.
6443 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6444 (copysignsf3, ncopysignsf3): New.
6445 (copysigndf3, ncopysigndf3): New.
6446 (copysignxf3, ncopysignxf3): New.
6447 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6449 2005-01-27 Arend Bayer <arend.bayer@web.de>
6450 Kazu Hirata <kazu@cs.umass.edu>
6452 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6453 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6454 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6457 2005-01-27 Jeff Law <law@redhat.com>
6459 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6460 definitions of SSA_NAMEs which are not being rewritten.
6461 (rewrite_ssa_into_ssa): Only initialize the current definition
6462 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6463 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6464 SSA_NAMEs before returning.
6466 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6468 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6469 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6470 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6471 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6472 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6474 2005-01-27 Steven Bosscher <stevenb@suse.de>
6477 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6478 higher to -O2 and higher. Likewise for tree PRE.
6479 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6482 2005-01-27 Ian Lance Taylor <ian@airs.com>
6485 * gimple-low.c (try_catch_may_fallthru): New static function.
6486 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6487 * tree-inline.c (expand_call_inline): Don't warn about reaching
6488 the end of a non-void function being inlined if the function uses
6491 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6493 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6496 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6497 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6498 (implicitly_declare): Handle error_mark_node.
6500 2005-01-27 Richard Henderson <rth@redhat.com>
6503 * tree.h (struct tree_decl): Add debug_expr_is_from.
6504 (DECL_DEBUG_EXPR_IS_FROM): New.
6505 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6506 * dwarf2out.c (dwarf2out_var_location): Update to match.
6507 * tree-outof-ssa.c (create_temp): Likewise.
6508 * var-tracking.c (track_expr_p): Likewise.
6509 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6510 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6511 * toplev.c (default_tree_printer): Likewise.
6513 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6515 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6516 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6518 2005-01-27 Steven Bosscher <stevenb@suse.de>
6520 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6521 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6522 ASM_CLOBBERS): Add tree checks.
6524 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6525 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6526 * c-common.def (SWITCH_STMT): Update to match.
6527 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6528 macros instead of SWITCH_EXPR ones.
6529 * c-dump.c (c_dump_tree): Likewise.
6530 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6531 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6533 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6535 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6537 * unwind-dw2.c (execute_stack_op): Add missing cases for
6538 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6540 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6542 * config.gcc (Obsolete configurations): Remove 'dummy', add
6543 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6546 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6548 PR tree-optimization/19633
6549 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6551 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6552 are no call-clobbered variables.
6553 * tree-outof-ssa.c (check_replaceable): Return false for calls
6556 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6558 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6559 even for variables with NULL DECL_INITIAL.
6561 2005-01-26 Stuart Hastings <stuart@apple.com>
6563 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6565 2005-01-26 Richard Henderson <rth@redhat.com>
6568 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6570 * expr.c (store_field): Strip conversions to odd-bit-sized types
6571 if the destination field width matches.
6573 2005-01-26 Richard Henderson <rth@redhat.com>
6575 * c-decl.c, expmed.c, expr.c: Revert last change.
6577 2005-01-26 Richard Henderson <rth@redhat.com>
6580 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6582 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6583 if we don't need the bits above those present in the current mode.
6584 * expr.c (store_field): Strip conversions to odd-bit-sized types
6585 if the destination field width matches.
6587 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6589 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6590 either -ffast-math or -funsafe-math-optimizations is in use.
6592 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6596 * config/avr/avr.c (notice_update_cc): Only set condition code for
6597 ashrqi3 if shift count > 0.
6598 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6599 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6600 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6601 count <= 0 as a no-op, and shift count >= width by copying zero
6602 or sign bit to all bits of the result.
6603 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6604 count, with attribute "length" set to 0 and "cc" set to "none".
6606 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6608 * doc/invoke.texi: Document -mTLS.
6610 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6611 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6612 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6613 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6614 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6615 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6616 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6617 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6619 * configure.ac: Check for a TLS capable gas.
6621 * configure: Regenerate.
6623 2005-01-26 Richard Henderson <rth@redhat.com>
6626 * combine.c (make_field_assignment): Simplify store to zero_extract
6627 from a source with an overlapping mask.
6629 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6631 2004-11-11 Eric Christopher <echristo@redhat.com>
6633 * config/frv/frv.md: Add fr400_integer automaton. Don't
6634 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6637 2005-01-26 Steven Bosscher <stevenb@suse.de>
6640 * cfgbuild.c (make_edges): Do not clear or set
6641 current_function_has_computed_jump.
6642 * function.h (struct function): Remove the has_computed_jump field.
6643 (current_function_has_computed_jump): Do not define.
6644 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6645 in a computed jump. Ignore current_function_has_computed_jump.
6647 2005-01-26 Richard Henderson <rth@redhat.com>
6650 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6651 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6653 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6654 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6655 objects into static storage if they have more than one non-zero value.
6656 * tree.h (categorize_ctor_elements): Update decl.
6658 2005-01-26 Steven Bosscher <stevenb@suse.de>
6661 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6662 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6663 to this function from 2004-07-10.
6664 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6665 the current function for tail call optimizations if the address
6666 of one of it its arguments is taken.
6668 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6670 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6672 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6674 * function.c (expand_function_end): If current_function_calls_alloca,
6675 emit stack restore in a place that is reached when the function falls
6678 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6680 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6681 rule to avoid matching inappropriate suffix rule.
6683 2005-01-26 Jan Hubicka <jh@suse.cz>
6685 PR tree-optimization/19241
6686 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6688 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6690 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6691 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6693 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6694 <sim*>: Always use crt1.o, regardless of N in simN.
6695 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6696 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6697 (CRT_CALL_STATIC_FUNCTION): Remove.
6698 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6699 use crt1.o, regardless of N in simN.
6700 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6701 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6702 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6703 case isystem setting.
6704 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6706 2005-01-25 Ian Lance Taylor <ian@airs.com>
6708 * gimple-low.c (block_may_fallthru): Correct handling of
6709 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6711 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6713 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6714 handlers to match indentation; nested under the mtune=* handler.
6715 Similar for mcpu= and march=.
6717 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6719 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6720 * config/mips/linux64.h (LIB_SPEC): Likewise.
6721 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6722 * config/sh/linux.h (LIB_SPEC): Likewise.
6724 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6726 * config/frv/frv.c (frv_legitimize_tls_address): New.
6727 (TARGET_HAVE_TLS): Define.
6728 (FRV_SYMBOL_REF_TLS_P): Define.
6729 (frv_override_options): Handle new register classes.
6730 (frv_legitimate_address_p): Reject tls addresses.
6731 (frv_legitimize_address): Handle TLS addresses.
6732 (gen_inlined_tls_plt): New.
6734 (frv_legitimize_tls_address): New.
6735 (unspec_got_name): Add TLS entries.
6736 (got12_operand): Add R_FRV_TLSMOFF12 case.
6737 (frv_emit_move): Fixup TLS addresses.
6738 (frv_emit_movsi): Legitimize TLS addresses.
6740 * config/frv/frv.h (MASK_BIG_TLS): New.
6741 (TARGET_BIG_TLS): New.
6742 (HAVE_AS_TLS): Define.
6743 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6744 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6745 (REG_CLASS_NAMES): Same.
6746 (REG_CLASS_CONTENTS): Same.
6747 (CONSTRAINT_LEN): New.
6748 (REG_CLASS_FROM_CONSTRAINT): New.
6749 (PREDICATE_CODES): Add symbolic_operand.
6751 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6752 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6753 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6754 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6755 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6756 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6757 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6758 GR9_REG, GR14_REG, LRREG.
6759 (type): Add load_or_call attribute.
6760 ("load_or_call"): New reservation.
6761 ("call_gettlsoff"): New.
6762 ("tls_indirect_call"): New.
6763 ("tls_load_gottlsoff12"): New.
6764 ("tlsoff_hilo"): New.
6765 ("tls_tlsdesc_ldd"): New.
6766 ("tls_tlsoff_ld"): New.
6769 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6771 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6773 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6774 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6775 * config/frv/frv.c (TLS_BIAS): Define.
6776 (frv_output_dwarf_dtprel): New.
6778 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6780 PR rtl-optimization/19579
6781 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6782 both A and B, see if they don't clobber registers the other expr uses.
6784 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6786 * real.c (do_add): Initialize signalling and canonical members.
6788 * real.c (real_from_integer): Zero out destination.
6790 2005-01-18 Jan Hubicka <jh@suse.cz>
6792 PR tree-optimize/19337
6793 * tree-inline.c (initialize_inlined_parameters): Copy
6794 saved_static_chain_decl only.
6796 2005-01-25 Richard Henderson <rth@redhat.com>
6800 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6801 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6802 80387 enabled, to return a proper subclass. Return the subset that
6803 overlaps with GENERAL_REGS for PLUS.
6804 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6806 2005-01-25 Richard Henderson <rth@redhat.com>
6809 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6811 2005-01-25 Roger Sayle <roger@eyesopen.com>
6813 * expmed.c (choose_multiplier): Change interface to return the
6814 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6815 (expand_divmod): Update calls to choose_multiplier.
6817 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6820 * expmed.c (extract_bit_field): Use adjust_address instead of
6821 gen_lowpart when op0 is a MEM.
6823 2005-01-24 Steven Bosscher <stevenb@suse.de>
6825 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6827 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6829 * config/mips/irix-csr.c: New file.
6830 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6831 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6832 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6835 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6838 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6839 sparc/elf.h, add sparc/sp-elf.h.
6840 (sparc-*-rtems*): Likewise.
6841 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6842 tm-dwarf2.h, add sparc/sp-elf.h.
6843 (sparc86x-*-elf): Likewise.
6844 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6845 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6846 TARGET_OS_CPP_BUILTINS.
6847 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6848 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6850 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6851 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6852 (SWITCH_TAKES_ARG): Likewise.
6853 (LOCAL_LABEL_PREFIX): Likewise.
6854 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6855 (TARGET_N_FORMAT_TYPES): Delete.
6856 (TARGET_FORMAT_TYPES): Likewise.
6857 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6858 * config/sparc/elf.h: Delete.
6859 * config/sparc/sp-elf.h: New file.
6861 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6863 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6864 * tree-flow.h: Remove the corresponding prototype.
6865 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6866 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6868 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6871 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6872 for AIX ABI or ELF -fPIC.
6873 (rs6000_emit_load_toc_table): Don't create toc_section here.
6874 (rs6000_xcoff_file_start): Nor here.
6876 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6878 * sh.c (ra.h): Don't #include.
6879 (hard_regs_intersect_p): New function, resurrected from ra.c.
6881 * sh.c: Fix 1996 Copyright.
6883 2005-01-24 Richard Henderson <rth@redhat.com>
6884 Aldy Hernandez <aldyh@redhat.com>
6886 * regrename.c (note_sets): Handle subregs.
6888 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6891 * genconditions.c (write_header, write_conditions): Elide file if
6894 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6896 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6897 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6900 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6902 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6903 expand_builtin_printf, expand_builtin_fprintf,
6904 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6905 checking against POINTER_TYPE.
6906 (validate_arglist): Handle POINTER_TYPE code by checking
6909 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6911 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6913 (for_each_rtx): Call for_each_rtx_1.
6914 * rtl.h (init_rtlanal): Declare.
6915 * toplev.c (backend_init): Call init_rtlanal.
6917 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6919 * flow.c (propagate_one_insn): Formatting.
6922 * flow.c (libcall_dead_p): Be more conservative if unsure.
6923 If there are any instructions between insn and call, see if they are
6924 all dead before saying the libcall is dead.
6926 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6928 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6929 operand constraint for operand 0.
6931 2005-01-23 Richard Henderson <rth@redhat.com>
6934 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6935 edges leading to join block.
6937 2005-01-23 Roger Sayle <roger@eyesopen.com>
6939 * expmed.c (expand_mult_highpart): Make static. Change type of
6940 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6941 (expand_divmod): Updates calls to expand_mult_highpart by using
6942 gen_int_mode to pass a CONST_INT rtx.
6943 * rtl.h (expand_mult_highpart): Remove prototype.
6945 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6947 * flow.c (regset_bytes, regset_size): Remove.
6949 * cfganal.c: Fix a reference to Harvey's paper.
6951 2005-01-23 Steven Bosscher <stevenb@suse.de>
6953 PR rtl-optimization/19464
6954 * tree-optimize.c (init_tree_optimization_passes): Add one more
6955 copyrename pass just before out-of-ssa.
6957 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6960 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6961 * ggc-none.c (ggc_free): Define.
6963 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6965 * cse.c (max_reg, max_insn_uid): Remove.
6966 (cse_main): Don't access max_reg or max_insn_uid.
6968 * c-common.c (explicit_flag_signed_bitfields,
6969 lang_statement_code_p, lang_expand_function_end): Remove.
6970 * c-common.h: Remove the corresponding declarations.
6971 * c-opts.c (c_common_handle_option): Remove all write access
6972 to explicit_flag_signed_bitfields.
6974 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6975 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6976 * cgraph.h: Remove the corresponding declaration.
6978 * gcse.c (null_pointer_info): Remove.
6980 2005-01-23 Roger Sayle <roger@eyesopen.com>
6981 Eric Botcazou <ebotcazou@libertysurf.fr>
6983 * combine.c (simplify_logical): Only simplify logical expressions
6984 of the form ior(and(x,y),z) by the inverse distributive law if the
6985 result is cheaper than the original.
6987 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6989 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6990 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6991 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6992 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6993 config/freebsd-spec.h, config/arm/arm.h,
6994 config/h8300/h8300.md, config/i386/i386.md,
6995 config/i386/predicates.md, config/i386/sse.md,
6996 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6997 config/vax/vax.md: Fix comment typos. Follow spelling
7000 2005-01-23 Steven Bosscher <stevenb@suse.de>
7002 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7003 tests, instead of `less than'.
7005 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7007 * function.c (assign_parm_setup_block): When creating a new stack slot
7008 for a parameter, get its alignment from the parameter's DECL_ALIGN
7009 rather than the type's TYPE_ALIGN. Make sure that the parameter
7010 is at least word aligned.
7012 2005-01-22 Roger Sayle <roger@eyesopen.com>
7015 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7017 2005-01-22 Richard Henderson <rth@redhat.com>
7020 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7021 in both compare operands.
7022 (movdfcc_1_sse_max): Likewise.
7023 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7024 (movdfcc_1_sse): Likewise.
7025 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7026 scratch register as needed.
7028 2005-01-22 Richard Henderson <rth@redhat.com>
7030 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7032 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7034 2005-01-22 Richard Henderson <rth@redhat.com>
7036 * genopinit.c (optabs): Use smin/smax for floating point too.
7037 * doc/md.texi: Update to match. Clarify that floating point
7038 results are undefined for +0/-0 and NaN.
7039 * doc/rtl.texi: Likewise.
7040 * rtl.def (SMIN, SMAX): Likewise
7041 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7043 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7044 leading 's' to the name.
7045 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7046 smaxxf3, sminxf3): Likewise.
7047 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7050 2005-01-22 Paul Brook <paul@codesourcery.com>
7052 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7054 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7056 * config/s390/s390.c (struct processor_costs): New fields
7057 dlgr, dlr, dr, dsgfr, dsgr.
7058 (z900_cost, z990_cost): Values for new fields.
7059 (s390_rtx_costs): New cases MEM und COMPARE in switch
7060 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7061 DIV, MOD, UDIV, UMOD.
7063 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7065 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7066 into the register being decremented.
7067 ("doloop_si31", "doloop_di"): Likewise.
7068 ("*doloop_si_long"): Adapt pattern.
7070 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7072 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7074 (CLASS_MAX_NREGS): Likewise.
7076 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7078 * doc/tree-ssa.texi (Statement Operands): Add example for new
7079 must-def macro. Note deprecation of old operands interface.
7081 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7083 PR tree-optimization/19484
7084 * tree-cfg.c (remove_fallthru_edge): New function.
7085 (cleanup_control_flow): Remove fallthru edges from calls that are
7086 now known not to return.
7088 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7090 Fix PR tree-optimization/19038
7091 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7092 copies with loop variant ones.
7094 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7096 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7097 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7098 config/alpha/alpha.md, config/alpha/predicates.md,
7099 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7100 config/sparc/sol2.h: Update copyright.
7102 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7103 first label to see if it is a nonlocal label.
7105 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7106 Andrew Pinski <pinskia@physics.uc.edu>
7109 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7110 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7112 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7114 * config/rs6000/rtems.h: Update copyright.
7116 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7119 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7120 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7121 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7123 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7126 * c-typeck.c (convert_arguments): Check for error_mark_node.
7128 2005-01-21 Ian Lance Taylor <ian@airs.com>
7130 PR tree-optimization/13000
7131 * tree-inline.c: Include "tree-flow.h".
7132 (expand_call_inline): If warn_return_type, warn if non-void inline
7133 function falls through.
7134 * tree-cfg.c (execute_warn_function_return): Don't warn about
7135 control reaching end if TREE_NO_WARNING is set. Set
7137 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7139 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7140 branch if we don't need one.
7141 * c-typeck.c: Include "tree-flow.h"
7142 (c_finish_bc_stmt): Don't add a goto if the current statement
7143 list doesn't fall through to the current point.
7145 2005-01-21 Roger Sayle <roger@eyesopen.com>
7147 PR rtl-optimization/576
7148 * real.c (real_arithmetic): Change return type from void to bool
7149 to return an indication that the result may be inexact.
7150 * real.h (real_arithmeric): Update prototype.
7151 * fold-const.c (const_binop): Don't constant fold floating
7152 point expressions when the user specifies -frounding-math and
7153 the result may depend upon the run-time rounding mode.
7154 (fold_convert_const_real_from_real): Clean-up.
7155 (fold_initializer): Ignore flag_rounding_math for initializers.
7156 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7157 constant fold FP operations with flag_rounding_math if the
7158 result may depend upon the run-time rounding mode.
7160 2005-01-21 Tom Tromey <tromey@redhat.com>
7162 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7164 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7166 * tree-cfg.c: Fix comment typos.
7168 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7170 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7171 around the call to rest_of_handle_branch_target_load_optimize.
7173 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7175 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7176 (sparc64-*-openbsd*): Likewise.
7177 (sparclite-*-elf*): Include tm-dwarf2.h.
7178 (sparc86x-*-elf*): Likewise.
7179 (sparc64-*-elf*): Likewise.
7180 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7181 (DBX_DEBUGGING_INFO): Likewise.
7182 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7183 (PREFERRED_DEBUGGING_TYPE): Likewise.
7184 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7185 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7186 (PREFERRED_DEBUGGING_TYPE): Likewise.
7187 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7188 (PREFERRED_DEBUGGING_TYPE): Likewise.
7189 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7191 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7194 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7196 2005-01-20 Paul Brook <paul@codesourcery.com>
7198 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7200 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7202 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7203 label is first in a sequence of labels.
7205 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7207 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7208 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7210 * doc/sourcebuild.texi (Test Directives): New.
7212 2005-01-20 Roger Sayle <roger@eyesopen.com>
7214 * real.c (real_floor): Don't leave the result uninitialized when
7215 mode is VOIDMode, but return the unrounded intermediate value.
7216 (real_ceil): Likewise.
7218 2005-01-20 Paul Brook <paul@codesourcery.com>
7220 * config/arm/arm.md (insv): Use gen_int_mode.
7222 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7224 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7225 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7226 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7227 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7228 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7230 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7233 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7234 fbreg, so we have to assume we can't.
7235 (loc_descriptor_from_tree_1): Ditto.
7236 (containing_function_has_frame_base): New function.
7237 (add_location_or_const_value_attribute): Use it.
7238 Also try to generate a frame_base from a single element location
7241 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7243 PR tree-optimization/15349
7244 * timevar.def (TV_TREE_MERGE_PHI): New.
7245 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7247 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7248 calls to tree_forwarder_block_p.
7249 (remove_forwarder_block_with_phi, merge_phi_nodes,
7250 gate_merge_phi, pass_merge_phi): New.
7251 * tree-optimize.c (init_tree_optimization_passes): Add
7253 * tree-pass.h: Add an extern for pass_merge_phi;
7255 2005-01-20 Richard Henderson <rth@redhat.com>
7258 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7259 (_mm_castps_pd, _mm_castps_si128): New.
7260 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7262 2005-01-20 Richard Henderson <rth@redhat.com>
7265 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7266 __builtin_ia32_vec_init_v2si.
7267 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7268 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7269 (ix86_init_mmx_sse_builtins): Create it.
7270 (ix86_expand_builtin): Expand it.
7271 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7272 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7273 (vec_extractv2si_0, vec_extractv2si_1): New.
7275 2005-01-20 Richard Henderson <rth@redhat.com>
7278 * config/i386/i386.c (ix86_expand_push): New.
7279 * config/i386/mmx.md (push<MMXMODE>1): New.
7280 * config/i386/sse.md (push<SSEMODE>1): New.
7281 * config/i386/i386-protos.h: Update.
7283 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7285 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7288 2005-01-20 Richard Henderson <rth@redhat.com>
7290 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7291 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7293 2005-01-19 Richard Henderson <rth@redhat.com>
7296 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7297 to V4SFmode in SSE1 fallback load path.
7299 2005-01-19 Richard Henderson <rth@redhat.com>
7301 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7302 in QImode expansion to ix86_expand_vector_set.
7303 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7305 2005-01-19 Richard Henderson <rth@redhat.com>
7308 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7309 subclass of the input class.
7310 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7311 Always true for cross-SSE1 classes. Rationalize conditionals.
7312 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7313 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7314 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7315 (movdi_2): Add MMX/SSE zeros.
7316 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7317 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7318 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7319 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7320 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7321 (zero_extendsidi2_rex64_1): Remove.
7322 (MOV0 peephole): Check GENERAL_REG_P.
7324 2005-01-19 Richard Henderson <rth@redhat.com>
7327 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7329 (ix86_expand_vector_extract): Likewise.
7331 2005-01-19 Richard Henderson <rth@redhat.com>
7334 * expr.c (emit_move_change_mode): New argument force; use
7335 simplify_gen_subreg if true.
7336 (emit_move_via_alt_mode): Merge into ...
7337 (emit_move_via_integer): ... here.
7338 (emit_move_ccmode): Use emit_move_change_mode directly.
7340 2005-01-19 Richard Henderson <rth@redhat.com>
7343 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7344 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7345 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7347 (alpha_emit_set_const): Likewise. Make static.
7348 (alpha_emit_set_long_const): Make static.
7349 (alpha_extract_integer): Split out from alpha_expand_mov.
7350 (alpha_split_const_mov): Likewise.
7351 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7352 (alpha_legitimate_constant_p): New.
7353 * config/alpha/alpha-protos.h: Update.
7354 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7355 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7356 * config/alpha/alpha.md (movsi): Add n alternative.
7357 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7358 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7359 (splitters for all of the above): Use alpha_split_const_mov.
7360 * config/alpha/predicates.md (non_add_const_operand): New.
7361 (non_zero_const_operand): New.
7362 (input_operand): Use alpha_legitimate_constant_p after reload.
7364 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7366 PR tree-optimization/19038
7367 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7368 (add_candidate): Add ivs with increment in latch only if
7369 allow_ip_end_pos_p is true.
7370 (determine_iv_cost): Use empty_block_p.
7372 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7374 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7375 (compute_dominance_frontiers): Ditto.
7377 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7380 * config/sh/t-rtems: New.
7381 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7383 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7385 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7386 the offset of the selected field.
7388 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7390 * tree-cfg.c (remove_forwarder_block): Fix the check to
7391 prevent a nonlocal label from appearing in the middle of a
7394 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7396 PR rtl-optimization/19462
7397 * reorg.c (find_end_label): Create return insn only if
7398 current_function_epilogue_delay_list is empty.
7400 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7402 * doc/passes.texi: Remove paragraph mentioning new-ra.
7404 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7406 PR rtl-optimization/15139
7407 * combine.c: Include params.h.
7408 (count_rtxs): New function.
7409 (record_value_for_reg): If replace_rtx would replace at least
7410 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7411 (clobber (const_int 0)) instead of TEM.
7412 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7413 * params.h (MAX_LAST_VALUE_RTL): New.
7414 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7415 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7418 * c-typeck.c (digest_init): Only call build_vector if all constructor
7419 elements are *_CST nodes.
7420 * gimplify.c (gimplify_init_constructor): Likewise.
7423 * c-typeck.c (digest_init): Only call build_vector if inside_init
7426 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7428 * toplev.c (init_asm_output): Remove dead #ifdef.
7430 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7432 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7434 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7436 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7437 accessing DECL_FUNCTION_CODE.
7438 * dojump.c (do_jump): Likewise.
7439 * gimplify.c (gimplify_call_expr): Likewise.
7440 * predict.c (expr_expected_value): Likewise.
7441 (strip_builtin_expect): Likewise.
7442 * tree-inline.c (estimate_num_insns_1): Likewise.
7443 * tree-ssa-loop-im.c (stmt_cost): Likewise
7444 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7445 (tree_expr_nonnegative_p): Likewise.
7447 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7449 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7450 variant of the load_pcrel_sym pattern.
7451 * config/sparc/sparc.md (P macro): Move to the top.
7452 (load_pcrel_sym): Macroize using P.
7453 (save_register_window): Likewise.
7455 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7457 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7460 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7463 * c-typeck.c (build_asm_expr): Strip nops off
7464 input memory operands.
7466 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7468 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7469 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7470 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7471 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7473 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7476 * config/i386/i386.c (override_options): If the 80387 is disabled,
7477 then do not return FP values using FP registers.
7479 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7481 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7482 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7483 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7484 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7485 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7486 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7487 output.h, postreload-gcse.c, postreload.c, recog.c,
7488 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7489 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7490 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7491 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7492 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7493 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7494 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7495 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7497 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7498 config/alpha/alpha.c, config/arm/vfp.md,
7499 config/i386/emmintrin.h, config/i386/i386-modes.def,
7500 config/i386/i386-protos.h, config/i386/i386.h,
7501 config/i386/pmmintrin.h, config/i386/ppro.md,
7502 config/i386/predicates.md, config/i386/xmmintrin.h,
7503 config/i860/i860.c, config/ia64/ia64-modes.def,
7504 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7505 config/ia64/ia64.md, config/ia64/itanium1.md,
7506 config/ia64/itanium2.md, config/ia64/predicates.md,
7507 config/iq2000/iq2000.h, config/mips/linux64.h,
7508 config/rs6000/aix41.h, config/rs6000/aix43.h,
7509 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7510 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7511 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7512 config/sparc/linux64.h, config/sparc/litecoff.h,
7513 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7514 config/sparc/sparc.h, config/sparc/sparc.md,
7515 config/sparc/sysv4-only.h: Update copyright.
7517 2005-01-18 Richard Henderson <rth@redhat.com>
7520 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7522 2005-01-18 Marc Espie <espie@openbsd.org>
7523 * config/i386/openbsdelf.h: Typo.
7525 2005-01-18 Richard Henderson <rth@redhat.com>
7527 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7528 special case for sse.
7529 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7531 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7533 * tree-inline.c (estimate_num_insns_1): Added cases for
7534 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7536 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7538 PR rtl-optimization/19296
7539 * combine.c (simplify_comparison): Rewrite the condition under
7540 which a non-paradoxical SUBREG of a PLUS can be lifted when
7541 compared against a constant.
7543 2005-01-18 Andi Kleen <ak@muc.de>
7545 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7546 * c.opt (-Wpointer-sign): Add.
7547 * doc/invoke.texi: (-Wpointer-sign): Add.
7549 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7551 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7552 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7553 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7554 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7555 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7556 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7557 for TARGET_MIX_SSE_I387.
7558 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7559 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7560 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7561 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7562 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7563 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7564 TARGET_MIX_SSE_I387.
7565 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7568 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7571 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7572 Add movaps alternative for xmm reg->reg move.
7574 2005-01-17 Jeff Law <law@redhat.com>
7576 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7577 at the end of the main DOM loop rather than just before DOM exits.
7579 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7581 PR tree-optimization/19121
7582 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7583 adding aliases to a name tag, also add them to the pointer's
7585 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7586 sensitive alias info at all. Only check that the two pointers
7587 have compatible pointed-to sets.
7588 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7589 a pointer's type tag is a superset of the alias set of the
7592 2005-01-17 James E Wilson <wilson@specifixinc.com>
7595 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7596 comment to document why.
7598 2005-01-17 Richard Henderson <rth@redhat.com>
7600 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7601 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7602 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7603 sse2_vmsminv2df3_finite): New.
7604 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7605 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7606 Force op1 into register.
7608 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7610 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7611 bubblestrap from always rebuilding build directory.
7613 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7615 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7616 ("*cmpmem_short"): Likewise.
7618 2005-01-17 Steven Bosscher <stevenb@suse.de>
7620 * basic-block.h: Document BB_* flags.
7621 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7622 use an sbitmap instead.
7623 * sched-rgn.c (compute_trg_info): Likewise.
7625 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7627 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7628 redundant target_cpu_default and extra_parts lines. Use the default
7630 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7631 (SUBTARGET_EXTRA_SPECS): Delete.
7632 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7633 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7634 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7635 and "n32" for -mabi=n32.
7637 2005-01-17 Ian Lance Taylor <ian@airs.com>
7640 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7641 fold constant variables into initial values.
7643 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7645 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7647 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7648 through the statements backward.
7650 2005-01-17 Ian Lance Taylor <ian@airs.com>
7652 PR middle-end/13127:
7653 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7654 a variable set to the return value of the inlined function.
7656 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7658 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7659 when modes are tieable.
7661 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7663 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7664 of pthread_create to find out if threads are enabled.
7665 * gthr-posix95.h (__gthread_active_p): Likewise.
7667 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7669 * common.opt (-fnew-ra): Remove.
7671 * toplev.h (flag_new_regalloc): Remove.
7672 * Makefile.in (ra*.*): Don't mention.
7673 * passes.c (rest_of_handle_new_regalloc): Remove.
7674 (rest_of_handle_combine, rest_of_compilation): Always consider
7675 flag_new_regalloc as false.
7676 * doc/invoke.texi: Don't document -fnew-ra.
7678 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7680 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7681 last parameter to reg_scan.
7682 * loop.c (loop_optimize): Likewise.
7683 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7684 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7685 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7686 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7687 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7688 * regclass.c (reg_scan): Likewise, for the declaration.
7689 * rtl.h (reg_scan): Likewise, for the prototype.
7691 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7693 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7694 mark_dfs_back_edges.
7696 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7698 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7699 (compute_avail): Uses don't go in tmp_gen.
7701 2005-01-16 Steven Bosscher <stevenb@suse.de>
7703 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7704 loop to look for a free slot in a page entry.
7706 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7709 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7710 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7711 just before targetm.asm_out.file_end.
7712 * tree.h (process_pending_assemble_output_defs): Declare.
7713 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7715 (assemble_alias): Defer generation of assembly code for defines when
7716 TARGET_DEFERRED_OUTPUT_DEFS is true.
7717 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7718 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7719 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7721 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7724 * pa.c (pa_scalar_mode_supported_p): New function.
7725 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7726 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7728 * pa-protos.h (prefetch_operand): Delete.
7729 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7730 * pa.c (prefetch_operand): Delete.
7731 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7732 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7733 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7734 and prefetch_nocc_operand.
7735 * pa.md (prefetch): Rework to avoid reload problems handling short
7736 displacements when a cache control completer needs to be provided.
7737 (prefetch_32, prefetch_64): Delete.
7738 (prefetch_cc, prefetch_nocc): New patterns.
7740 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7742 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7744 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7747 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7748 exceeds maximum alignment for global common data.
7749 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7750 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7752 2004-01-15 Roger Sayle <roger@eyesopen.com>
7754 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7756 2004-01-15 Roger Sayle <roger@eyesopen.com>
7758 * harg-reg-set.h (reg_class_names): Prototype global array.
7759 * regclass.c (reg_class_names): Declare here and initialize to
7761 (dump_regclass): Remove local declaration of reg_class_names.
7762 (regclass): Likewise.
7763 * cfg.c (dump_flow_info): Likewise.
7764 * ra-debug.c (reg_class_names): Likewise.
7765 * regrename.c (reg_class_names): Likewise.
7766 * reload.c (reg_class_names): Likewise.
7767 * reload1.c (spill_failure): Likewise.
7768 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7770 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7772 * config/s390/s390.md ("reload_outti"): Remove predicate for
7773 output operand. Abort if operand is not a MEM.
7774 ("reload_outdi", "reload_outdf"): Likewise.
7776 2005-01-15 Marc Espie <espie@openbsd.org>
7778 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7779 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7780 * config/openbsd.h: Fix C++ includes for native configurations.
7781 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7782 Add trampoline support.
7783 * config/i386/openbsdelf.h: New.
7785 2005-01-15 Marc Espie <espie@openbsd.org>
7787 * collect2.c (main): Explicitly parse -dynamic-linker option.
7789 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7791 PR tree-optimization/19060
7792 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7793 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7794 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7795 and handle extract_range_from_cond returning false.
7796 * fold-const.c (fold): Optimize comparisons with min/max even for
7797 width > HOST_BITS_PER_WIDE_INT.
7799 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7801 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7802 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7803 Remove little endian multilib variants.
7804 Add mips32 multilib variant.
7806 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7808 * explow.c (copy_all_reg, stabilize): Remove.
7809 * expr.h: Remove the corresponding prototypes.
7811 * rtlanal.c (regs_set_between_p): Remove.
7812 * rtl.h: Remove the corresponding prototype.
7814 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7816 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7817 to rs6000_nonimmediate_operand.
7818 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7819 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7820 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7821 rs6000_nonimmediate_operand.
7822 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7823 rs6000_nonimmediate_operand.
7825 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7827 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7829 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7831 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7833 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7834 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7836 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7837 (rs6k_nonimmediate_operand): New.
7838 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7840 (legitimate_lo_sum_address_p): Same.
7841 (rs6000_legitimize_address): Same.
7842 (rs6000_legitimize_reload_address): Same.
7843 (rs6000_legitimate_address): Same.
7844 (spe_build_register_parallel): Pass DF and DC modes in a DI
7847 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7848 to rs6k_nonimmediate_operand.
7850 * config/rs6000/spe.md ("*frob_df_di"): New.
7851 ("*frob_di_df"): New.
7852 ("*frob_di_df_2"): New.
7853 ("*mov_sidf_e500_subreg0"): New.
7854 ("*mov_sidf_e500_subreg4"): New.
7855 ("*movdf_e500_double"): Change predicate to
7856 rs6k_nonimmediate_operand.
7858 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7860 * postreload.c (move2add_note_store): Only call
7861 trunc_int_for_mode on scalar integers.
7863 2005-01-14 Steven Bosscher <stevenb@suse.de>
7865 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7866 replace BB_VISITED uses.
7867 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7868 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7869 (tree_dce_done): Free visited_control_parents.
7870 (perform_tree_ssa_dce): Allocate and clear it.
7871 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7872 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7873 instead of BB_VISITED.
7875 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7877 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7878 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7879 Remove unused prototypes.
7881 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7883 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7884 64-bit register usage.
7885 (spe_func_has_64bit_regs_p): Add FIXME note.
7887 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7889 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7890 flag_finite_math_only with flag_unsafe_math_optimizations.
7892 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7894 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7896 (__tpf_eh_return): Copy TPF private stack area from the module
7897 boundary stack frame. Add check for when module addresses are
7898 equal, but no stub address is found.
7900 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7903 * arm.h (struct machine_function): Add call_via field.
7904 (thumb_call_via_label): Declare.
7905 * arm.c (thumb_call_via_label): New variable.
7906 (thumb_call_reg_needed): New variable.
7907 (arm_output_function_epilogue): For Thumb code, output any per-function
7908 call-indirect trampolines.
7909 (thumb_call_via_reg): New function.
7910 (arm_file_end): New function.
7911 (TARGET_ASM_FILE_END): Call arm_file_end.
7912 (aof_file_end): Likewise.
7913 * arm-protos.h (thumb_call_via_reg): Declare.
7914 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7915 thumb_call_via_reg in normal case.
7917 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7920 PR rtl-optimization/19348
7921 * recog.c (peephole2_optimize): Do global life update if some peephole
7922 decides it doesn't need at least one of its inputs and that change
7923 influences liveness at the start of the basic block.
7925 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7926 arguments instead of 1.
7928 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7931 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7932 zero for nested functions needing a static chain or functions
7933 with a non-constant address.
7935 2005-01-13 Roger Sayle <roger@eyesopen.com>
7937 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7938 (and (sign_extend X) C) into (zero_extend (and X C)).
7940 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7942 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7944 2005-01-13 Richard Henderson <rth@redhat.com>
7949 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7950 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7951 not just TARGET_SSE.
7952 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7953 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7954 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7955 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7956 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7957 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7958 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7959 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7960 (movdicc_c_rex64): Rename with '*'.
7961 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7962 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7963 (movsfcc_1_387): Rename from movsfcc_1.
7964 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7965 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7966 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7967 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7968 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7969 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7970 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7971 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7972 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7973 sse_movdfcc_const0_4): Remove.
7974 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7975 recognize min/max early. Update for changed sse cmove patterns.
7976 (ix86_split_sse_movcc): New.
7977 * config/i386/i386-protos.h: Update.
7979 2005-01-13 Steven Bosscher <stevenb@suse.de>
7981 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7982 (fix_stmt_v_may_defs): Likewise.
7984 2005-01-13 Richard Henderson <rth@redhat.com>
7986 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7987 for converting the mask.
7989 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7991 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7994 2005-01-13 Richard Henderson <rth@redhat.com>
7996 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7997 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7998 IX86_BUILTIN_MOVDQ2Q): Remove.
7999 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8000 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8001 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8003 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8004 (sse2_pextrw): Fix immediate constraint.
8005 (sse2_loadq, sse2_loadq_rex64): Remove.
8006 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8007 Use __builtin_ia32_vec_ext_<size>.
8008 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8010 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8012 * function.c (assign_parm_setup_block): Look inside original
8013 entry_parm when inspecting PARALLEL.
8015 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8016 Joel Sherrill <joel@oarcorp.com>
8019 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8020 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8021 rtems_gxx_recursive_mutex_init.
8022 (__gthread_recursive_mutex_lock): New function.
8023 (__gthread_recursive_mutex_trylock): Likewise.
8024 (__gthread_recursive_mutex_unlock): Likewise.
8026 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8028 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8030 2005-01-13 Jan Beulich <jbeulich@novell.com>
8032 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8033 (ashrti3_internal): Indicate output is early clobber. Generate result
8034 into output rather than first input. Use move for low word of output
8035 if shift count is exactly 64.
8036 (lshrti3_internal): Likewise.
8038 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8042 * reload1.c (delete_output_reload): Don't delete an output reload
8043 if the pseudo lives longer than a single basic block. Adjust and
8044 improve wording of comment.
8046 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8049 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8050 of TYPE_SIZE where we mean the number of bytes.
8052 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8054 * function.c (assign_parm_setup_block): Relax condition on
8055 multi-register optimization.
8057 2005-01-12 Nick Clifton <nickc@redhat.com>
8059 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8060 an "in_delay_slot" attribute of "no" to prevent them being used in
8061 delay slots. This is forbidden because they might generate
8064 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8067 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8070 2005-01-12 Nick Clifton <nickc@redhat.com>
8072 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8073 passed on to GAS) but do not define, as GAS no longer supports or
8074 needs the -m2000 option.
8076 2005-01-11 Roger Sayle <roger@eyesopen.com>
8078 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8079 type as args of unprototyped builtins aren't automatically promoted.
8080 (fold_builtin_abs): Likewise.
8082 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8084 * Makefile.in: Set a `build-warn' variable.
8086 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8088 PR tree-optimization/17949
8089 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8090 (find_interesting_uses_address): Use it.
8092 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8094 * regrename.c (kill_value): Handle subreg's that won't simplify.
8096 2005-01-11 Richard Henderson <rth@redhat.com>
8099 * config/i386/i386.h (enum ix86_builtins): Move ...
8100 * config/i386/i386.c: ... here.
8101 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8102 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8103 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8104 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8105 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8106 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8107 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8108 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8109 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8110 IX86_BUILTIN_LOADDDUP): Remove.
8111 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8112 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8113 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8114 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8115 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8116 (ix86_init_builtins): Make static.
8117 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8118 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8119 if all the modes match. Otherwise, fake it.
8120 (get_element_number, ix86_expand_vec_init_builtin,
8121 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8122 (ix86_expand_builtin): Make static. Update for changed builtins.
8123 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8124 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8125 (ix86_expand_vector_init_duplicate): New.
8126 (ix86_expand_vector_init_low_nonzero): New.
8127 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8128 Split out from ix86_expand_vector_init; handle integer modes.
8129 (ix86_expand_vector_init): Use them.
8130 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8131 * config/i386/i386-protos.h: Update.
8132 * config/i386/predicates.md (reg_or_0_operand): New.
8133 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8134 (movv2sf_internal): Likewise. And a splitter to match them all.
8135 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8136 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8137 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8138 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8139 (mmx_pinsrw): Fix operand ordering.
8140 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8141 rather than sse_loadss expander.
8142 (movv2df splitter): Similarly.
8143 (sse_loadss, sse_loadlss): Remove.
8144 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8145 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8146 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8147 (sse3_movddup): Rename with '*'.
8148 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8149 (sse2_loadsd): Remove.
8150 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8151 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8152 (sse2_pinsrw): Fix argument ordering.
8153 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8154 (sse2_stored): Remove 'r' destination.
8155 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8156 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8157 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8158 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8159 vec_extractv16qi, vec_initv16qi): New.
8161 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8162 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8163 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8165 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8166 (_mm_load_si128, _mm_store_si128): Likewise.
8167 (_mm_load1_pd): Use _mm_set1_pd.
8168 (_mm_load_sd): Use _mm_set_sd.
8169 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8170 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8171 (_mm_set_epi64): Use _mm_set_epi64x.
8172 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8173 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8174 _mm_setr_epi8): Use _mm_set_foo form.
8175 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8176 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8177 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8178 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8179 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8180 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8181 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8182 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8183 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8184 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8185 (_mm_movedup_pd): Use _mm_shuffle_pd.
8186 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8187 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8188 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8189 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8191 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8192 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8193 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8194 (_mm_store_ps): Use raw dereference.
8195 (_mm_store1_ps): Use _mm_storeu_ps.
8196 (_mm_storer_ps): Use _mm_store_ps.
8197 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8198 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8200 2005-01-11 Stan Shebs <shebs@apple.com>
8202 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8203 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8205 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8208 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8209 Skip all DECLs except for FIELD_DECLs.
8211 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8213 * config/s390/s390.c (override_options): Return error if
8214 -mbackchain, -mpacked-stack and -mhard-float are used together.
8215 (s390_va_start): Remove the backchain && packed-stack special case.
8216 (s390_gimplify_va_arg): Likewise.
8217 * doc/invoke.texi: Remove the ABI incompatibility note.
8219 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8221 * config/s390/s390.c (struct s390_frame_layout): Remove
8223 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8224 save_backchain_p with TARGET_BACKCHAIN.
8226 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8229 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8230 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8231 * function.c (locate_and_pad_parm): Set new field.
8232 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8233 Tweak where_pad test to include "none". Always set mem align for
8235 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8236 not sufficient for type.
8237 (assign_parm_setup_block): If stack_parm is zero on entry, always
8238 make a new stack local. Block move old stack parm if necessary
8239 to new aligned stack local.
8240 (assign_parm_setup_stack): Use a block move to handle
8241 potentially misaligned entry_parm.
8242 (assign_parms_unsplit_complex): Specify required alignment when
8243 creating stack local.
8244 * calls.c (compute_argument_addresses): Override alignment of stack
8245 arg calculated from its type with the alignment given by
8246 FUNCTION_ARG_BOUNDARY.
8247 (store_one_arg): Likewise.
8249 2005-01-11 Jan Beulich <jbeulich@novell.com>
8251 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8252 Change respective itanium_class attribute to ialu.
8253 (shladdp4_internal): New.
8254 * config/ia64/predicates.md (shladd_log2_operand): New.
8256 2005-01-11 Richard Henderson <rth@redhat.com>
8258 * expr.c (store_constructor): Use rtvec_alloc instead of
8259 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8261 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8263 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8265 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8267 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8268 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8269 (TARGET_RWRELOC): Define.
8270 (ia64_rwreloc_section_type_flags): Delete.
8271 (ia64_section_type_flags): New function.
8272 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8273 (TARGET_RWRELOC): Define.
8275 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8278 * config/ia64/ia64.c (process_set): For alloc insn, only call
8279 process_epilogue is !frame_pointer_needed.
8281 2005-01-10 Roger Sayle <roger@eyesopen.com>
8284 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8285 unary operator and can't be treated as a binary/comparison operator.
8287 2005-01-10 Richard Henderson <rth@redhat.com>
8289 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8290 (ix86_return_in_memory): Likewise.
8291 (function_arg_advance): Likewise. Mirror structure in function_arg
8292 for choosing register to advance.
8294 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8296 * tree-vectorizer.c, tree.def: Fix comment typos.
8298 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8300 * config/s390/s390.c (struct processor_costs): 4 new fields:
8301 ddbr, ddr, debr, der.
8302 (s390_rtx_costs): More precise handling of divide instructions.
8304 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8306 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8308 2005-01-10 Jan Beulich <jbeulich@novell.com>
8310 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8311 names resulting from -ffunction-sections/-fdata-sections and linkonce
8313 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8314 based on the section name. Rearrange the section name comparison logic
8315 slightly so that each section name is compared against at most once.
8317 2005-01-10 Ben Elliston <bje@au.ibm.com>
8319 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8320 targets for which -fPIC reduces limitations on the GOT size.
8322 2005-01-09 Falk Hueffner <falk@debian.org>
8324 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8327 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8330 * collect2.c (main): Set aixrtl_flag for -brtl option.
8331 (resolve_lib_name): Search for .so file extension before .a
8334 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8336 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8337 (vect_analyze_data_refs_alignment): Add dump prints.
8339 2005-01-09 Ira Rosen <irar@il.ibm.com>
8341 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8342 expr_invariant_in_loop_p.
8343 Initialize outputs first thing in the function.
8344 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8345 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8346 (vect_analyze_pointer_ref_access): Check that the initial condition of
8347 the access function is loop invariant.
8349 2005-01-09 Richard Henderson <rth@redhat.com>
8351 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8352 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8353 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8354 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8355 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8356 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8357 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8358 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8359 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8360 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8361 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8362 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8363 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8364 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8365 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8366 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8367 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8368 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8369 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8370 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8371 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8372 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8373 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8375 (mmx_clrdi, pavgusb): Remove.
8376 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8377 with leading sse_ prefix.
8378 * config/i386/sse.md: Receive them.
8379 * config/i386/mmx.md: New file.
8380 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8381 (subrv2sf3): Turn into expander for normal subtraction.
8382 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8383 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8384 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8385 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8386 commutative; use ix86_binary_operator_ok.
8387 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8388 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8389 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8390 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8391 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8392 Macroize from existing patterns; use ix86_binary_operator_ok.
8393 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8394 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8395 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8396 with vec_select+vec_concat.
8397 (mmx_pshufw, mmx_pshufw_1): Likewise.
8398 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8399 (mmx_uavgv4hi3): Model correctly.
8400 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8401 _mm_xor_si64): Remove casts.
8403 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8405 PR tree-optimization/19224
8406 * tree-scalar-evolution.c (get_instantiated_value,
8407 set_instantiated_value): New functions.
8408 (instantiate_parameters_1): Cache the results.
8409 (instantiate_parameters, resolve_mixers): Initialize and free
8412 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8414 * config/i386/i386.md (addhi_4): Correct reference in comment.
8417 2005-01-08 Richard Henderson <rth@redhat.com>
8419 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8420 (_mm_cvtsi128_si64x): Likewise.
8421 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8422 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8423 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8424 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8425 * config/i386/i386-protos.h: Update.
8426 * config/i386/i386.c (print_operand): Add 'H'.
8427 (ix86_fixup_binary_operands): Split out from ...
8428 (ix86_expand_binary_operator): ... here.
8429 (ix86_fixup_binary_operands_no_copy): New.
8430 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8431 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8432 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8433 (safe_vector_operand): Use CONST0_RTX.
8434 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8435 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8436 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8437 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8439 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8440 (IX86_BUILTIN_CMPNGESS): New.
8441 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8442 (attr type): Add sselog1.
8443 (attr unit, attr memory): Handle it.
8444 (movti, movti_internal, movti_rex64): Move near other integer moves.
8445 (movtf, movtf_internal): Move near other fp moves.
8446 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8447 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8448 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8449 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8450 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8451 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8452 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8453 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8454 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8455 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8456 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8457 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8458 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8459 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8460 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8461 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8462 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8463 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8464 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8465 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8466 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8467 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8468 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8469 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8470 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8471 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8472 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8473 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8474 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8475 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8476 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8477 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8478 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8479 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8480 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8481 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8482 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8483 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8484 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8485 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8486 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8487 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8488 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8489 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8491 (SSEPUSH, push<SSEPUSH>): Remove.
8492 (MMXPUSH, push<MMXPUSH>): Remove.
8493 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8494 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8495 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8496 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8497 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8498 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8499 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8500 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8501 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8502 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8503 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8504 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8505 (ppro_sse_log_V4SF): Handle sselog1.
8506 * config/i386/predicates.md (const_0_to_1_operand): New.
8507 (const_0_to_255_mul_8_operand): New.
8508 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8509 (const_2_to_3_operand, const_4_to_7_operand): New.
8510 * config/i386/sse.md: New file.
8511 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8512 (sse_movups): Rename from sse_movups_1.
8513 (sse_loadlss): Rename from sse_loadss_1.
8514 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8516 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8517 (absv4sf2, negv2df, absv2df): New.
8518 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8519 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8520 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8521 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8522 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8523 (sse3_addsubv4sf3): Model correctly.
8524 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8525 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8526 (sse_movhlps): Model with vec_select+vec_concat.
8527 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8528 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8529 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8530 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8531 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8532 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8533 sse2_pshufhw_1): Likewise.
8534 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8535 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8536 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8537 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8538 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8539 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8540 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8541 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8542 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8543 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8544 sminv8hi3): Mark commutative
8545 operands. Use ix86_binary_operator_ok.
8546 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8547 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8548 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8549 sse2_punpcklqdq): Allow operand2 in memory.
8550 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8551 sse2_movsd): Add memory alternatives.
8552 (sse_storelps): Turn expander into an insn; split after reload.
8553 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8554 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8556 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8558 * configure.ac (DWARF-2 debug_line): Use objdump.
8559 * configure: Regenerate.
8561 2005-01-08 Jeff Law <law@redhat.com>
8562 Diego Novillo <dnovillo@redhat.com>
8564 PR tree-optimization/18241
8565 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8566 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8567 statements with volatile operands.
8568 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8569 operands after marking a statement with has_volatile_ops.
8571 2005-01-08 Roger Sayle <roger@eyesopen.com>
8573 * tree.c (int_fits_type_p): Always honor integer constant
8574 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8576 2005-01-08 Roger Sayle <roger@eyesopen.com>
8578 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8579 the latent bug in rtl_delete_block has been resolved.
8581 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8583 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8584 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8586 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8588 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8589 library as @multilib_dir@/$(SHLIB_SONAME).
8591 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8593 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8594 * configure: Regenerate.
8596 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8598 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8601 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8604 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8605 Convert non-word aligned offset address using ld/std into
8608 2005-01-07 Richard Henderson <rth@redhat.com>
8610 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8612 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8614 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8616 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8618 PR tree-optimization/19283
8619 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8620 is not shorter than the original type.
8622 PR rtl-optimization/19012
8623 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8625 PR rtl-optimization/18861
8626 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8627 (FULL_STATE): Define.
8628 (mark_tablejump_edge): New function.
8629 (purge_dead_tablejump_edges): New function.
8630 (find_bb_boundaries): Use it.
8632 PR tree-optimization/18828
8633 * builtins.c (expand_builtin_next_arg): Remove argument and all
8634 the argument checking.
8635 (expand_builtin): Adjust caller.
8636 (expand_builtin_va_start): Likewise. Remove error for too many
8638 (fold_builtin_next_arg): Issue error for too many arguments.
8639 After checking arguments, replace them with magic arguments that
8640 prevent further checking of the args.
8642 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8644 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8646 2005-01-06 Roger Sayle <roger@eyesopen.com>
8649 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8650 and %{.S:...} (and their negative variants) to test whether the
8651 input file is assembler or pre-processed-assembler independent of
8652 the actual filename extension.
8654 2005-01-06 Roger Sayle <roger@eyesopen.com>
8656 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8657 of sign or zero extended values.
8659 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8661 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8662 for IBM long double format correctly.
8664 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8666 Fix PR tree-optimization/18792
8668 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8669 to first_loop_depth, and use loop depth instead of loop number.
8670 (build_classic_dir_vector): Ditto.
8671 (compute_data_dependences_for_loop): Use depth, not loop number.
8672 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8673 number. Pass in loops, instead of loop numbers.
8674 (gather_interchange_stats): Ditto.
8675 (linear_transform_loops): Ditto.
8677 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8680 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8681 biv_fits_mode_p, extension_within_bounds_p): New functions.
8682 (check_ext_dependent_givs): Use them.
8684 2005-01-06 Roger Sayle <roger@eyesopen.com>
8686 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8687 more than one barrier, in which case we should delete them all.
8689 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8691 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8693 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8695 Fix PR middle-end/19286
8697 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8698 output this subprogram, simply ignore this attempt to do it again.
8699 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8700 origin attribute if it's not possible.
8701 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8702 (decls_for_scope): Ditto.
8703 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8704 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8706 2005-01-05 Richard Henderson <rth@redhat.com>
8709 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8710 (bdesc_2arg): Use it.
8711 (ix86_expand_binop_builtin): Force operands into registers
8713 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8714 ix86_expand_sse_compare, ix86_expand_sse_comi,
8715 ix86_expand_builtin): Likewise.
8717 2005-01-05 Richard Henderson <rth@redhat.com>
8719 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8721 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8722 (mulv4hi3): Set itanium_class mmmul.
8723 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8724 (fpack): Rename from fpack_sfsf.
8726 2005-01-05 Richard Henderson <rth@redhat.com>
8729 * reload1.c (do_input_reload): Restrict the optimization deleteing
8730 a previous output reload to RELOAD_FOR_INPUT.
8732 2005-01-05 Steven Bosscher <stevenb@suse.de>
8734 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8735 comment that we fall through after case.
8736 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8737 (distribute_links): Likewise.
8738 * cse.c (cse_insn): Likewise.
8739 * cselib.c (cselib_invalidate_mem): Likewise.
8740 * df.c: Update comments at the top of the file.
8741 (read_modify_subreg_p): Update comments here too.
8742 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8743 * flow.c (mark_set_1): Likewise.
8744 (mark_used_regs): Likewise.
8745 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8746 (canon_list_insert): Likewise.
8747 (mark_set): Likewise.
8748 (try_replace_reg): Likewise.
8749 (store_killed_in_insn): Likewise.
8750 * loop.c (count_one_set): Likewise.
8751 (basic_induction_var): Likewise.
8752 * postreload-gcse.c (find_mem_conflicts): Likewise.
8753 * postreload.c (reload_combine_note_store): Likewise.
8754 (move2add_note_store): Likewise.
8755 * reload.c (find_equiv_reg): Likewise.
8756 (mark_referenced_resources): Likewise.
8757 * rtlanal.c (set_noop_p): Likewise.
8758 (note_stores): Likewise.
8759 (note_uses): Likewise.
8760 * sched-deps.c (sched_analyze_1): Likewise.
8761 * sched-rgn.c (check_live_1): Likewise.
8762 (update_live_1): Likewise.
8763 * config/i860/i860.c: Likewise.
8765 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8767 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8769 * doc/rtl.texi: Update documentation for bit-fields and SET.
8771 2005-01-05 Roger Sayle <roger@eyesopen.com>
8773 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8775 2005-01-05 Jan Hubicka <jh@suse.cz>
8776 Richard Henderson <rth@redhat.com>
8779 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8782 2005-01-05 Richard Henderson <rth@redhat.com>
8785 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8786 (sse_shufps): Change operand 3 to const_int_operand.
8787 (sse2_storelps): Fix typo in template.
8788 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8789 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8790 (ix86_expand_builtin): Likewise.
8792 2005-01-05 Julian Brown <julian@codesourcery.com>
8794 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8795 as aggregates for AAPCS ABIs.
8797 2005-01-05 Stan Shebs <shebs@apple.com>
8799 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8800 Mach-O getters if ppc64.
8801 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8803 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8804 signed four-byte field for global code case.
8805 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8807 2005-01-05 Roger Sayle <roger@eyesopen.com>
8810 * c-common.c: Include real.h.
8811 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8812 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8813 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8814 * Makefile.in (c-common.o): Update dependencies.
8816 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8818 * c-parse.in (asm_string): Add trailing semicolon.
8820 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8822 * c-parse.in (asm_string): New. Don't allow wide strings in
8824 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8825 asm_string instead of STRING.
8827 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8829 * c-typeck.c (constructor_no_implicit): Remove.
8830 (set_designator, process_init_element): Don't check
8831 constructor_no_implicit.
8833 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8834 Kaz Kojima <kkojima@gcc.gnu.org>
8837 * lcm.c (create_pre_exit): New.
8838 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8839 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8841 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8843 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8844 -msoft-float in target_float_switch.
8845 * arm.c (arm_override_options): Fix processing of target_float_switch.
8847 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8849 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8852 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8854 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8855 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8857 2005-01-04 Roger Sayle <roger@eyesopen.com>
8859 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8860 if deleting the then-block allows the test-block to fallthru to the
8863 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8866 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8867 after the full declaration if the are in two different TUs.
8869 2005-01-04 Richard Henderson <rth@redhat.com>
8872 * tree-sra.c (generate_one_element_init): Just
8873 call gimplify_and_add.
8874 (generate_element_init): Record the
8875 new referenced variables and mark them for renaming
8876 and split out to ...
8877 (generate_element_init_1): This.
8878 (scalarize_init): Don't call push_gimplify_context/
8879 pop_gimplify_context.
8881 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8883 * toplev.c (get_src_pwd): Handle failure of getpwd().
8885 2005-01-04 Roger Sayle <roger@eyesopen.com>
8887 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8889 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8890 all the cases handled by it are inverted by invert_truthvalue.
8892 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8894 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8895 (save_register_windowsi): Likewise.
8897 2005-01-04 Richard Henderson <rth@redhat.com>
8899 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8901 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8904 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8905 any simplifications of vector mode comparison operators.
8906 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8908 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8909 Devang Patel <dpatel@apple.com>
8911 PR tree-optimization/18308
8912 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8913 the operands before creating a new expression.
8914 * dojump.c (do_jump): Make drop_through_label available
8915 for all cases. Add expansion of COND_EXPR.
8917 2005-01-04 Ira Rosen <irar@il.ibm.com>
8919 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8920 INTEGER_CST instead of TREE_CONSTANT.
8921 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8922 instead of TREE_CONSTANT.
8923 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8924 instead of TREE_CONSTANT.
8926 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8928 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8930 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8933 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8934 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8936 2005-01-03 Richard Henderson <rth@redhat.com>
8938 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8939 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8940 fold_convert_const_real_from_real): Split out from ...
8941 (fold_convert_const): ... here.
8943 2005-01-03 Richard Henderson <rth@redhat.com>
8946 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8947 (mov<MMXMODEI>_internal): Likewise.
8948 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8949 Add V2SF case; use it for SSE1; don't use TI.
8950 (movdf_integer): Likewise.
8951 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8953 2005-01-03 Ira Rosen <irar@il.ibm.com>
8955 * tree-vectorizer.c (vect_strip_conversions): New function.
8956 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8957 check for binary class.
8959 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8963 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8965 * gimple-low.c (mark_blocks_with_used_vars): New function.
8966 (mark_blocks_with_used_subblocks): Ditto.
8967 (mark_used_blocks): Ditto.
8968 (pass_mark_used_blocks): New pass.
8969 * tree-inline.c: Include debug.h.
8970 (expand_call_inline): Call outlining_inline_function here.
8971 * tree-optimize.c (init_tree_optimization_passes): Add
8972 pass_mark_used_blocks.
8973 * tree-pass.h (pass_mark_used_blocks): New.
8974 * Makefile.in (tree-inline.o): Add debug.h dependency.
8976 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8978 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8979 VAR_DECLs to have weak_import attribute.
8981 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8984 2004-01-03 Steven Bosscher <stevenb@suse.de>
8986 * passes.c (rest_of_compilation): Don't run regmove if only
8987 flag_expensive_optimizations, require flag_regmove instead.
8989 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8991 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8993 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8994 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8995 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8996 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8998 2005-01-03 Richard Henderson <rth@redhat.com>
9000 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9001 (ia64_const_ok_for_letter_p): New.
9002 (ia64_const_double_ok_for_letter_p): New.
9003 (ia64_extra_constraint): New.
9004 (ia64_expand_vecint_compare): New.
9005 (ia64_expand_vcondu_v2si): New.
9006 (ia64_expand_vecint_cmov): New.
9007 (ia64_expand_vecint_minmax): New.
9008 (ia64_print_operand): Add 'v'.
9009 (ia64_preferred_reload_class): New.
9010 (ia64_vector_mode_supported_p): New.
9011 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9012 (PREFERRED_RELOAD_CLASS): Move to function.
9013 (CONST_OK_FOR_LETTER_P): Move to function.
9014 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9015 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9016 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9017 (EXTRA_CONSTRAINT): Move to function.
9018 * config/ia64/ia64.md: Include vect.md.
9019 (itanium_class): Add mmalua.
9021 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9023 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9024 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9026 (const_int_2bit_operand): New.
9027 (fr_reg_or_0_operand): New.
9028 * config/ia64/ia64-modes.def: Add vector modes.
9029 * config/ia64/ia64-protos.h: Update.
9030 * config/ia64/vect.md: New file.
9032 2005-01-03 Richard Henderson <rth@redhat.com>
9034 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9036 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9039 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9041 (log1pdf2): Change mode of operands[0,1] to DFmode.
9043 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9045 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9046 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9047 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9048 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9049 SPARC_RELAXED_ORDERING.
9051 2005-01-03 Richard Henderson <rth@redhat.com>
9052 Uros Bizjak <uros@kss-loka.si>
9055 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9056 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9057 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9059 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9060 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9061 const_pow2_1_to_128_operand): New predicates.
9063 2005-01-02 Greg McGary <greg@mcgary.org>
9065 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9067 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9068 object. [ptr_type]: Remove unused variable.
9069 Remember nearest addressable array-element or record-component
9070 when checking bitfield components. Tolerate empty BIND_EXPR.
9072 2005-01-01 Richard Henderson <rth@redhat.com>
9074 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9075 that don't narrow the value. Fail for other conversions.
9077 2005-01-01 Richard Henderson <rth@redhat.com>
9080 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9081 * c-lang.c (finish_file): Don't do it here.
9082 * objc/objc-act.c (objc_finish_file): Likewise.
9084 * cgraph.c (decl_assembler_name_equal): New.
9085 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9086 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9087 * cgraph.h (struct cgraph_varpool_node): Add next.
9088 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9089 * varasm.c (assemble_alias): Mark the target as needed.
9091 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9094 * function.c (get_arg_pointer_save_area): Use entry_of_function
9095 instead of get_insns.
9097 2005-01-01 Roger Sayle <roger@eyesopen.com>
9098 Andrew Pinski <pinskia@physics.uc.edu>
9099 James E. Wilson <wilson@specifixinc.com>
9101 PR rtl-optimization/12092
9102 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9105 2005-01-01 Roger Sayle <roger@eyesopen.com>
9106 Olivier Hainque <hainque@act-europe.fr>
9108 * tree.c (int_fits_type_p): A narrower type always fits in a
9109 wider one, except for negative values into unsigned types.
9111 2005-01-01 Roger Sayle <roger@eyesopen.com>
9113 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9114 with the original constant rather than require TREE_OVERFLOW.
9116 2005-01-01 Steven Bosscher <stevenb@suse.de>
9119 * c-decl.c (finish_function): If compiling C99, annotate the
9120 compiler generated return with the current file name and line 0.
9121 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9122 the source line is greater than 0.
9123 (remove_bb): Likewise.
9125 See ChangeLog.12 for earlier changes.