1 2004-08-18 Richard Henderson <rth@redhat.com>
3 * alias.c (readonly_fields_p): Remove.
4 (objects_must_conflict_p): Don't call it.
5 * tree.h (readonly_fields_p): Remove.
6 * langhooks.h (struct lang_hooks): Remove honor_readonly.
7 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
9 2004-08-18 Diego Novillo <dnovillo@redhat.com>
11 * tree-dfa.c (add_referenced_var): Only global variables are
13 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
14 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
15 all pointers dereferenced if the statement dereferences them.
16 (create_name_tags): Do not create memory tags for pointers
17 that have PT_ANYTHING set.
18 Also check if PT_VARS is not empty before creating a name tag.
19 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
20 variables that share the same alias set with a pointer that
22 (add_may_alias): Add FIXME comment to remove clobbering
23 aliased variables and tags.
24 (replace_may_alias): Likewise.
25 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
26 (merge_pointed_to_info): If the original variable has not
27 points-to information, call set_pt_anything.
28 (add_pointed_to_var): Do not prevent adding a pointed-to
29 variable if the pointers is PT_ANYTHING.
30 If the variable is a global, set PT_GLOBAL_MEM.
31 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
32 pointer type only come in PTR+OFFSET flavours.
33 Always call merge_pointed_to_info on PHI arguments that are
35 (get_nmt_for): Mark call-clobbered tags whose pointer points
37 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
39 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
41 (add_stmt_operand): Abort if the caller tried to add a killing
42 definition for a memory tag.
43 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
46 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
48 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
49 from call_used_regs. Update call_really_used_regs.
50 (CALL_REALLY_USED_REGISTERS): Define.
51 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
52 Replace call_used_regs with call_really_used_regs.
53 (calc_live_regs, sh_media_register_for_return): Likewise.
54 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
55 * sh.md (return_media): Likewise.
57 2004-08-18 Andrew Pinski <apinski@apple.com>
59 * config/darwin.c (machopic_legitimize_pic_address): Only set MEM_READONLY_P
60 in the non TARGET_TOC case.
62 2004-08-18 Zack Weinberg <zack@codesourcery.com>
64 * rtl.def (NIL): Delete.
65 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
66 Tighten the syntax a little.
68 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
69 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
70 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
71 * config/i386/predicates.md, config/m32r/m32r.h
72 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
73 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
74 * config/sparc/sparc.h, doc/tm.texi:
75 Replace all occurrences of NIL with UNKNOWN.
77 2004-08-18 Zack Weinberg <zack@codesourcery.com>
79 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
80 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
81 sequence inline. Move drop_through_label code into this
82 block, being the only place it is used. Adjust comments.
84 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
86 * config/rs6000/altivec.md: Add new patterns for calls to
87 save_world/rest_world functions.
89 * config/rs6000/rs6000-protos.h: (save_world_operation,
90 restore_world_operation) new declarations.
92 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
94 (rs6000_stack_info): Set world_save_p field.
95 (save_world_operation): New function.
96 (restore_world_operation): New function.
97 (compute_save_world_info): New function.
98 (rs6000_stack_info): Call compute_save_world_info.
99 (rs6000_emit_prologue): Check for world_save_p and generate
100 pattern to call save_world for saving all non-volatile and
102 (rs6000_emit_epilogue): Check for world_save_p and generate
103 pattern to call rest_world to restore saved registers.
105 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
106 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
107 (rs6000_reg_names): New entries added for save_world_operation and
108 restore_world_operation.
110 2004-08-18 Caroline Tice <ctice@apple.com>
112 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
113 "-freorder-blocks-and-partition" to the flags used in second
114 stage of profiledbootstrap.
115 * bb-reorder.c (push_to_next_round_p): Add new variable,
116 next_round_is_last; set and use variable to make sure, when
117 partitioning, that the last trace construction round consists
118 of all (and only) cold basic blocks.
119 (rotate_loop): Don't copy blocks that end in a section
121 (copy_bb): Correctly initialize "partition" of duplicated bb.
122 (add_unlikely_executed_notes): Add a comment.
123 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
124 to make sure, if function contains hot blocks, that the
125 successors of ENTRY_BLOCK_PTR are hot; also, only look for
126 crossing edges if the architecture supports named sections.
127 (mark_bb_for_unlikely_executed_section): Modify to always
128 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
129 the basic block note insn.
130 (fix_crossing_unconditional_branches): Remove extra space.
131 (fix_edges_for_rarely_executed_code): Modify to only do
132 partitioning work if the architecture supports named sections.
133 (reorder_basic_blocks): Modify to only add
134 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
135 supports named sections.
136 * c-common.c (handle_section_attribute): Initialize new global
137 variable, user_defined_section_attribute, to true if user has
139 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
140 forward edges that cross section boundaries.
141 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
142 partitioning information if the architecture supports named
144 * cfgrtl.c (target.h): Add statement to include this.
145 (rtl_split_block): Make sure newly created bb gets correct
147 (try_redirect_by_replacing_jump): Make sure redirection isn't
148 attempting to cross section boundaries.
149 (force_nonfallthru_and_redirect): Only do partition fix up if
150 architecture supports named sections.
151 (rtl_split_edge): Make sure newly created bb ends up in
153 (commit_one_edge_insertion): Remove code that incorrectly
154 updated basic block partition; Make sure partition fix up only
155 happens if architecture supports named sections and it's not
157 (rtl_verify_flow_info_1): Fix if-condition on test/error
158 condition that fallthru edges are not allowed to cross section
160 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
161 * final.c (final_scan_insn): Remove redundant test from if-statement;
162 change calls to text_section into calls to function_section; add code
163 to only to partitioning fix up if architecture supports named
165 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
167 (if_convert): Add targetm.have_named_sections to test.
168 * output.h (unlikely_section_label): Extern declaration for new global
170 (unlikely_text_section_name): Likewise.
171 * opts.c (decode_options): If both partitioning and DWARF debugging
172 are turned on, issue a warning that this doesn't work, and change
173 partitiong to basic block reordering (without hot/cold partitions).
174 * passes.c (rest_of_handle_final): Re-set new global variable,
175 user_defined_section_attribute, to false.
176 (rest_of_compilation): Change options for calling partitioning
177 function: Don't call if the user defined the section attribute, and
178 don't call if DECL_ONE_ONLY is true for the current function.
179 * predict.c (choose_function_section): Return immediately if we
180 are doing hot/cold partitioning (i.e. let the basic block partitioning
181 determine where the function belongs).
182 * reg-stack.c (emit_swap_insn): Add condition to step over
183 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
184 * toplev.c (user_defined_section_attribute): New global variable.
185 * toplev.h (user_defined_section_attribute): Extern declaration for new
187 * varasm.c (unlikely_section_label): New global variable.
188 (unlikely_text_section_name): New global variable.
189 (unlikely_text_section): Add code to initialize unlikely_text_section_name
190 if necessary; modify to use unlikely_text_section_name and
191 unlikely_section_label; also to use named_section properly.
192 (in_unlikely_text_section): Modify to work correctly with named_section
193 and to use unlikely_text_section_name.
194 (named_section): Add code to work properly with cold section.
195 (function_section): Clean up if-statement.
196 * config/darwin.c (darwin_asm_named_section): Return to original code,
197 removing use of SECTION_FORMAT_STRING.
198 * config/arm/pe.h (switch_to_section): Add case for
199 in_unlikely_executed_text to switch statement.
200 * config/i386/cygming.h (switch_to_section): Likewise.
201 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
202 (SECTION_FORMAT_STRING): Likewise.
203 * config/mcore/mcore.h (switch_to_section): Likewise.
204 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
205 (SECTION_FORMAT_STRING): Remove.
207 2004-08-18 Roger Sayle <roger@eyesopen.com>
209 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
210 -ffixed-reg safe, by preserving the meanings of zero and one.
211 (CALL_USED_REGISTERS): Likewise.
212 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
214 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
216 * config/sh/sh.c (split_branches): Check the result of
218 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
219 Call rtl_register_cfg_hooks.
221 2004-08-18 Richard Henderson <rth@redhat.com>
223 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
224 * alias.c (true_dependence): Update to match new semantics.
225 (canon_true_dependence, write_dependence_p): Likewise.
226 (anti_dependence, output_dependence): Update write_dependence_p args.
227 (unchanging_anti_dependence): Remove.
228 * calls.c (purge_mem_unchanging_flag): Remove.
229 (fixup_tail_calls): Don't call it.
230 (expand_call): Don't add unchanging memory to function usage.
231 * expr.c (emit_block_move_via_libcall): Likewise.
232 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
233 (get_subtarget): Don't use RTX_UNCHANGING_P.
234 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
235 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
236 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
237 * cse.c (insert): Don't use RTX_UNCHANGING_P.
238 (cse_insn, canon_hash): Use MEM_READONLY_P.
239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
240 instead of RTX_UNCHANGING_P.
241 * explow.c (maybe_set_unchanging): Remove.
242 * expr.h (maybe_set_unchanging): Remove.
243 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
244 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
245 (assign_parm_setup_reg, expand_function_start): Likewise.
246 * integrate.c (copy_rtx_and_substitute): Likewise.
247 * ra-rewrite.c (emit_colors): Likewise.
248 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
249 (fixup_match_1): Likewise.
250 * reload1.c (reload, alter_reg): Likewise.
251 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
252 not RTX_UNCHANGING_P.
253 (equiv_init_varies_p): Likewise.
254 * loop-invariant.c (check_maybe_invariant): Likewise.
255 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
256 * loop.c (note_addr_stored): Likewise.
257 (prescan_loop): Likewise. Don't check function usage for clobbered
259 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
260 not RTX_UNCHANGING_P.
261 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
262 * varasm.c (force_const_mem): Likewise.
263 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
264 * web.c (entry_register): Likewise.
265 * tree-gimple.h (get_base_address): Move decl ...
267 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
269 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
270 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
271 (alpha_set_memflags): Update to match.
273 * config/darwin.c (machopic_indirect_data_reference): Set
274 MEM_READONLY_P instead of RTX_UNCHANGING_P.
275 (machopic_indirect_call_target): Likewise.
276 (machopic_legitimize_pic_address): Likewise.
277 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
278 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
279 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
280 * config/frv/frv.md (symGOT2reg): Likewise.
281 * config/i386/i386.c (legitimize_pic_address,
282 legitimize_tls_address, ix86_split_to_parts): Likewise.
283 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
284 * config/ia64/ia64.md (load_fptr): Likewise.
285 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
286 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
287 * config/mcore/mcore.c (block_move_sequence): Likewise.
288 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
289 * config/pa/pa.c (legitimize_pic_address): Likewise.
290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
291 (rs6000_emit_move): Likewise.
292 * config/s390/s390.c (legitimize_pic_address): Likewise.
293 (legitimize_tls_address): Likewise.
294 * config/s390/s390.md (casesi): Likewise.
295 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
296 * config/sh/sh.md (symGOT2reg): Likewise.
297 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
298 * config/v850/v850.md (casesi): Likewise.
300 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
301 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
302 * config/mips/mips.c (mips_restore_gp): Likewise.
303 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
304 * config/sh/sh.c (sh_reorg): Likewise.
306 2004-08-18 Richard Henderson <rth@redhat.com>
308 * tree.h (struct tree_decl): Add gimple_formal_temp.
309 (DECL_GIMPLE_FORMAL_TEMP_P): New.
310 * gimplify.c (pop_gimplify_context): Clear it.
311 (lookup_tmp_var): Set it, if is_formal.
312 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
313 Use is_gimple_val for VECTOR. Simplify return value.
314 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
315 (gimplify_expr): Likewise.
316 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
317 is_gimple_tmp_rhs for clarity. Update all callers.
318 (is_gimple_reg_rhs): Simplify logic.
319 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
320 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
321 (is_gimple_formal_tmp_reg): Similarly.
322 * tree-gimple.h: Update decls.
323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
324 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
325 * tree-ssa-live.c (var_union, type_var_init): Likewise.
327 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
329 * c4x.c (legitimize_operands): Remove calls to
330 preserve_subexpressions_p.
332 2004-08-18 David Edelsohn <edelsohn@gnu.org>
334 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
335 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
337 2004-08-18 Ziemowit Laski <zlaski@apple.com>
339 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
340 Objective-C++ extensions.
341 * gengtype.c (get_file_basename): Match entire subdirectory name
342 ('cp', 'objc', 'objcp') rather than just its suffix.
343 (get_base_file_bitmap): Allow for files to belong to more than one
345 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
346 used by more than one front-end.
348 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
350 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
351 avoid use of preserve_subexpressions_p.
353 2004-08-17 Richard Henderson <rth@redhat.com>
356 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
358 2004-08-17 DJ Delorie <dj@redhat.com>
360 * doc/extend.texi: Document new xstormy16 attribute.
362 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
363 (xstormy16_splittable_below100_or_register): New.
365 (xstormy16_reorg): New.
366 (TARGET_MACHINE_DEPENDENT_REORG): Define.
369 * config/stormy16/stormy16.md (movqi_internal): Make name public.
370 (movhi_internal): Likewise.
371 (cbhranchhi): Likewise.
372 (cbhranchhi_neg): Likewise.
373 (andhi3): Only allow splittable below100 operands.
375 (peephole2): New and/zero_extend->and peephole.
376 (peephole2): New load/ior/save->set1 peephole.
377 (peephole2): New load/and/save->clr1 peephole.
378 (bclrx, bclrx2, bclr7, bclr15): New.
379 (bsetx, bsetx2, bset7, bset15): New.
381 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
382 liberal about acceptable 'B' masks.
384 * config/stormy16/stormy16-protos.h
385 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
386 xstormy16_below100_operand, xstormy16_below100_or_register,
387 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
388 (PREDICATE_CODES): Add new predicates.
390 * config/stormy16/stormy16.c
391 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
392 xstormy16_below100_operand, xstormy16_below100_or_register,
393 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
394 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
395 (xstormy16_legitimate_address_p): Allow below100 symbols.
396 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
397 (xstormy16_expand_move): Leave below100 operands as-is.
398 (xstormy16_encode_section_info): Encode below100 symbols.
399 (xstormy16_strip_name_encoding): New.
400 (xstormy16_print_operand): Print 'b' as shift mask.
401 (xstormy16_attribute_table): Add below100 attributes.
402 (xstormy16_handle_below100_attribute): New.
404 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
405 (XSTORMY16_SECTION_FUNCTION): New.
406 (EXTRA_SECTION_FUNCTIONS): Define using the above.
407 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
408 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
409 (ASM_OUTPUT_LABELREF): Define.
411 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
412 (movhi_internal): Add below100 support.
413 (andhi3): Add below100 support.
414 (iorhi3): Add below100 support.
415 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
417 2004-08-17 James E Wilson <wilson@specifixinc.com>
419 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
420 of VOIDmode for comparison code mode.
421 * config/mips/mips.md: For conditional move patterns, use mode of
422 first compare operand for comparison mode, instead of VOIDmode.
424 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
425 normal and -ffast-math code.
427 2004-08-17 Mark Mitchell <mark@codesourcery.com>
430 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
432 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
434 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
436 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
438 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
439 for non Darwin targets.
440 (*call_value_nonlocal_darwin64): Likewise.
442 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
444 * config/rs6000/rs6000.c (rs6000_function_value): Check for
445 altivec mode for altivec return register.
447 2004-08-17 David Edelsohn <edelsohn@gnu.org>
449 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
450 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
451 * config/rs6000/rs6000.md: Include darwin.md.
452 (builtin_setjmp_receiver): Add DImode case.
453 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
456 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
458 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees.
459 * tree-vectorizer.h: New File: Same.
460 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
461 * common.opt (ftree-vectorize): New flag to enable vectorization.
462 * timevar.def (TV_TREE_VECTORIZATION): New dump file for vectorization
464 * tree-data-ref.h (init_data_ref): Additional argument.
465 (array_base_name_differ_p): Moved to tree-data-ref.c.
466 * tree-data-ref.c (array_base_name_differ_p): Revised.
467 (initialize_data_dependence_relation): Call array_base_name_differ_p
468 with an extra argument.
469 (analyze_all_data_dependences): Same.
470 (init_data_ref): Additional argument is_read to set DR_IS_READ.
471 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this file.
472 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
473 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
474 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
476 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
477 (tree_ssa_loop_done): Call scev_finalize.
478 (tree_vectorize): Define the new vectorization pass.
479 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the size of
480 the vector they support (until support for multiple vector sizes is
481 added to the vectorizer).
482 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
483 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
484 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
487 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
489 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
491 (generate_protocol_list, handle_impent): Likewise.
493 2004-08-17 Roger Sayle <roger@eyesopen.com>
495 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
496 ensure that call_used_regs is a superset of both fixed_regs and
497 call_really_used_regs.
499 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
502 * arm.md (addsi3_cbranch_scratch): Correct case labels.
504 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
507 * fold-const.c (fold): Check for integer operand when
508 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
509 Pinski <pinskia@physics.uc.edu>.
511 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
513 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
514 No need to check if in a cross configuration.
515 * configure: Regenerate.
517 * calls.c (precompute_register_parameters):
518 Inline preserve_subexpressions_p ().
519 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
520 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
522 * expr.c (get_subtarget): Likewise.
523 * rtl.h (preserve_subexpressions_p): Remove.
524 * stmt.c (preserve_subexpressions_p): Remove.
526 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
527 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
528 Abort on gimplified cases.
530 2004-08-16 James E Wilson <wilson@specifixinc.com>
532 * tree.h (VECTOR_FLOAT_TYPE_P): New.
533 (FLOAT_TYPE_P): Use it.
534 * c-typeck.c (build_binary_op): After convert calls, check for
535 check for ERROR_MARK operands.
537 2004-08-16 Zack Weinberg <zack@codesourcery.com>
539 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
540 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
541 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
542 (genobjs static pattern rule): Remove %.c dependency.
543 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
544 Rename rules; delete commands; fix dependencies.
545 (mostlyclean): Do not delete temporary source copies.
546 * configure.ac: Delete all references to BUILD_PREFIX and
548 * configure: Regenerate.
550 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
551 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
552 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
553 with #ifndef GENERATOR_FILE so that nothing from those headers
556 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
558 2004-08-16 Adam Nemet <anemet@lnxw.com>
560 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
562 2004-08-16 Andrew Pinski <apinski@apple.com>
564 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
565 extraneous semicolon.
567 2004-08-16 Devang Patel <dpatel@apple.com>
569 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
570 * print-tree.c (print_node): Print DECL_PRESERVE_P.
571 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
572 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
573 * target.h (struct gcc_target): New member, mark_decl_preserved.
574 * hooks.c (hook_void_charptr): Rename to ...
575 (hook_void_constcharptr): ... new name.
576 * hooks.h (hook_void_charptr): Rename to ..
577 (hook_void_constcharptr): ... new name.
578 * tree.h (DECL_PRESERVE_P): New #define.
579 (struct tree_decl): New member, preserve_flag.
580 * varasm.c (assemble_start_function): Mark decl preserved.
581 (assemble_variable): Same.
582 * darwin.c (darwin_mark_decl_preserved): New function.
583 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
584 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
585 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
587 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
589 * c-decl.c (grokdeclarator): Allow for function definition where
590 innermost declarator has attributes.
592 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
594 * except.c (get_exception_filter, build_post_landing_pads,
595 dw2_build_landing_pads): Use target-specific mode for 'filter'.
596 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
597 * target.h (eh_return_filter_mode): New field added.
598 * targhooks.c (default_eh_return_filter_mode): Defined.
599 * targhooks.h (default_eh_return_filter_mode): Declared.
600 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
602 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
604 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
605 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
606 * configure: Regenerate.
608 2004-08-16 Stan Shebs <shebs@apple.com>
610 Basic support for 64-bit Darwin.
611 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
612 (machopic_legitimize_pic_address): Similarly, plus use Pmode
614 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
615 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
616 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
617 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
618 (PROCESSOR_DEFAULT64): Define.
619 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
621 * config/rs6000/rs6000.md: Include darwin.md.
622 (builtin_setjmp_receiver): Add DImode case.
623 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
625 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
626 (rs6000_emit_move): Add DImode case to Darwin bits.
627 (machopic_output_stub): Use .quad if 64-bit.
628 * invoke.texi: Document -m32 and -m64.
630 2004-08-16 Janis Johnson <janis187@us.ibm.com>
632 * doc/extend.texi (AltiVec builtins): Document additional differences
633 from the Motorola AltiVec PIM.
635 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
637 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
638 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
639 (struct tree_common): Update public_flag documentation.
641 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
644 Check for artificial variables, not is_gimple_tmp_var.
645 * tree-ssa-live.c (var_union): Likewise.
647 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
649 * calls.c (load_register_parameters): Remove spurious FIXME token.
651 2004-08-15 Ziemowit Laski <zlaski@apple.com>
653 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
654 (c-lang.o): Depend on c-objc-common.h.
655 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
656 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
657 * c-lang.c: Include c-objc-common.h.
658 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
659 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
660 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
661 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
662 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
663 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
664 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
665 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
666 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
667 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
668 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
669 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
670 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
671 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
672 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
673 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
674 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
675 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
676 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
677 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
678 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
679 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
680 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
681 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
682 Move to c-objc-common.h.
683 * c-objc-common.c: Include c-objc-common.h.
684 * c-objc-common.h: New file.
686 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
687 Andrew Pinski <pinskia@physics.uc.edu>
690 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
693 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
695 * tree.h (build_int_cst): New.
696 (build_int_2): Remove.
697 * tree.c (build_int_2): Remove.
698 (build_int_cst): New.
699 (make_vector_type, build_common_tree_nodes,
700 build_common_tree_nodes_2): Use build_int_cst.
701 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
702 expand_builtin_strpbrk, expand_builtin_fputs,
703 build_string_literal, expand_builtin_printf,
704 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
705 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
706 fold_builtin_isdigit, simplify_builtin_strstr,
707 simplify_builtin_strpbrk, fold_builtin_fputs,
708 simplify_builtin_sprintf): Use build_int_cst.
709 * c-common.c (start_fname_decls, fix_string_type,
710 c_common_nodes_and_builtins, c_init_attributes,
711 shorten_compare): Likewise.
712 * c-decl.c (complete_array_type,
713 check_bitfield_type_and_width): Likewise.
714 * c-lex.c (interpret_integer, lex_charconst): Likewise.
715 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
716 * c-pretty-print.c (pp_c_integer_constant): Likewise.
717 * c-typeck.c (really_start_incremental_init, push_init_level,
718 set_nonincremental_init_from_string): Likewise.
719 * calls.c (load_register_parameters): Likewise.
720 * convert.c (convert_to_pointer): Likewise.
721 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
722 build_fn_info_type, build_ctr_info_value, build_gcov_info):
724 * except.c (init_eh, assign_filter_values, assign_filter_values):
726 * expmed.c (store_fixed_bit_field, extract_bit_field,
727 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
728 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
729 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
730 * expr.c (convert_move, emit_group_load, emit_group_store,
731 expand_assignment, store_constructor, store_field,
732 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
733 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
734 invert_truthvalue, optimize_bit_field_compare,
735 decode_field_reference, all_ones_mask_p, constant_boolean_node,
736 fold_div_compare, fold, fold_read_from_constant_string,
737 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
738 * function.c (assign_parm_setup_block): Likewise.
739 * stmt.c (shift_return_value, expand_end_case_type,
740 estimate_case_costs): Likewise.
741 * stor-layout.c (layout_type, initialize_sizetypes,
742 set_min_and_max_values_for_integral_type): Likewise.
743 * tree-chrec.c (chrec_fold_multiply_poly_poly,
744 reset_evolution_in_loop): Likewise.
745 * tree-chrec.h (build_polynomial_chrec): Likewise.
746 * tree-complex.c (build_replicated_const): Likewise.
747 * tree-eh.c (honor_protect_cleanup_actions,
748 lower_try_finally_onedest, lower_try_finally_copy,
749 lower_try_finally_switch): Likewise.
750 * tree-mudflap.c (mf_build_string, mx_register_decls,
751 mudflap_register_call, mudflap_enqueue_constant): Likewise.
752 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
753 * tree-pretty-print.c (dump_generic_node): Likewise.
754 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
756 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
757 * tree-ssa-loop-niter.c (number_of_iterations_cond,
758 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
761 * config/alpha/alpha.c (alpha_initialize_trampoline,
762 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
763 * config/arm/arm.c (arm_get_cookie_size): Likewise.
764 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
765 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
766 * config/i860/i860.c (i860_va_start): Likewise.
767 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
768 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
769 mips_gimplify_va_arg_expr): Likewise.
770 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
771 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
772 add_compiler_branch_island): Likewise.
773 * config/s390/s390.c (s390_va_start): Likewise.
774 * config/sh/sh.c (sh_va_start): Likewise.
775 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
777 * config/xtensa/xtensa.c (xtensa_va_start,
778 xtensa_gimplify_va_arg_expr): Likewise.
780 * objc/objc-act.c (build_objc_string_object,
781 build_objc_symtab_template, init_def_list, init_objc_symtab,
782 init_module_descriptor, generate_static_references,
783 build_selector_translation_table, get_proto_encoding,
784 build_typed_selector_reference, build_selector_reference,
785 build_next_objc_exception_stuff,
786 build_method_prototype_list_template, generate_descriptor_table,
787 generate_protocols, build_protocol_initializer,
788 build_ivar_list_template, build_method_list_template,
789 build_ivar_list_initializer, generate_ivars_list,
790 generate_dispatch_table, generate_protocol_list,
791 build_category_initializer, build_shared_structure_initializer,
792 generate_shared_structures, handle_impent,
793 generate_objc_image_info): Use build_int_cst.
795 2004-08-15 Ben Elliston <bje@au.ibm.com>
797 * vec.h: Comment improvements.
799 2004-08-14 Roger Sayle <roger@eyesopen.com>
801 * c-common.c (shorten_compare, pointer_int_sum,
802 c_common_truthvalue_conversion, boolean_increment): Replace calls
803 to build with calls to buildN.
804 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
805 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
806 gimplify_switch_stmt): Likewise.
807 * c-typeck.c (default_function_array_conversion,
808 build_component_ref, build_array_ref, build_function_call,
809 pointer_diff, build_unary_op, build_conditional_expr,
810 build_compound_expr, build_modify_expr, c_finish_goto_label,
811 c_finish_goto_ptr, c_finish_return, c_finish_loop,
812 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
813 build_binary_op): Likewise.
815 2004-08-15 Steven Bosscher <stevenb@suse.de>
817 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
819 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
821 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
822 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
823 * fixinc/fixincl.x: Rebuilt.
825 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
827 * config/mips/mips-protos.h (mips_symbolic_constant_p)
828 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
829 (mips_small_data_pattern_p): Declare.
830 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
831 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
832 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
833 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
834 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
835 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
836 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
837 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
838 (pc_or_label_operand, call_insn_operand, move_operand)
839 (consttable_operand, symbolic_operand, general_symbolic_operand)
840 (global_got_operand, local_got_operand, stack_operand)
841 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
842 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
843 (mips_small_data_pattern_p): Replace previous small_data_pattern
844 predicate. Turn into a bool () (rtx) function.
845 * config/mips/predicates.md: New file.
846 * config/mips/mips.md: Include it. Use the target-independent
847 comparison_operator instead of cmp_op. Rename trap_cmp_op to
848 trap_comparison_operator and equality_op to equality_operator.
849 Replace uses of small_int with the equivalent const_arith_operand.
850 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
851 const_float_1_operand to const_1_operand. Rename fcc_register_operand
852 to fcc_reload_operand.
853 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
855 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
857 PR libstdc++/17005 partial fix.
858 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
859 except when generating ANSI/C89 code.
861 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
863 * c-common.c (shorten_compare): Use force_fit_type directly.
865 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
866 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
867 Dave Korn <dk@artimi.com>
869 * doc/install.texi (Building): Avoid duplicate reference to GNU
871 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
873 2004-08-14 Richard Henderson <rth@redhat.com>
875 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
876 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
878 2004-08-13 Richard Henderson <rth@redhat.com>
880 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
881 for constant_call_address_operand.
882 (call_value_pop_1, call_value_1): Likewise.
883 (sibcall_value_1, call_value_1_rex64): Likewise.
885 2004-08-13 James E Wilson <wilson@specifixinc.com>
887 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
888 Correct mode from SFmode to DFmode.
890 2004-08-13 Ziemowit Laski <zlaski@apple.com>
892 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
893 __cstring_object and __image_info sections with the no_dead_strip
896 2004-08-13 Roger Sayle <roger@eyesopen.com>
897 David Billinghurst <David.Billinghurst@riotinto.com>
900 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
901 * fixinc/fixincl.x: Regenerate.
902 * fixinc/tests/base/internal/math_core.h: New file.
904 2004-08-13 Richard Henderson <rth@redhat.com>
906 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
907 (dbxout_function_end): Remove ifdefs for it.
908 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
910 2004-08-13 Richard Henderson <rth@redhat.com>
912 * Makefile.in (insn-preds.o): Depend on TREE_H.
913 * genpreds.c (write_insn_preds_c): Include tree.h.
914 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
915 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
916 const48_operand, and_operand, or_operand, mode_width_operand,
917 mode_mask_operand, mul8_operand, const0_operand,
918 hard_fp_register_operand, hard_int_register_operand,
919 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
920 samegp_function_operand, direct_call_operand, small_symbolic_operand,
921 global_symbolic_operand, call_operand, symbolic_operand,
922 dtp16_symbolic_operand, dtp32_symbolic_operand,
923 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
924 gottp_symbolic_operand, alpha_comparison_operator,
925 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
926 signed_comparison_operator, alpha_fp_comparison_operator,
927 divmod_operator, fix_operator, aligned_memory_operand,
928 unaligned_memory_operand, reg_or_unaligned_mem_operand,
929 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
930 reg_no_subreg_operand, addition_operation): Move to predicates.md.
931 (reg_or_const_int_operand): Remove. Replace all users with
933 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
934 (resolve_reload_operand): Split out of aligned_memory_operand.
935 * config/alpha/alpha-protos.h: Update for exports.
936 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
937 * config/alpha/alpha.md: Include predicates.md.
938 * config/alpha/predicates.md: New file.
940 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
942 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
943 fields with a pointer to the instruction definition.
944 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
945 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
946 (write_attr_case, write_const_num_delay_slots): Update accordingly.
947 (write_attr_case, write_const_num_delay_slots): Write the name of
948 an insn next to its case statement.
949 * genoutput.c (data): Add a filename field.
950 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
951 (output_insn_data): Print the location of each insn definition.
952 * genrecog.c (write_action): Print the name of an insn above
953 the statement that returns its code.
955 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
957 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
958 * config/libgloss.h: Likewise.
959 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
960 * c4x/c4x-modes.def: Likewise.
961 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
962 (c4x_rptb_nop_p): Likewise.
963 (c4x_rptb_valid_p): Likewise.
964 (c4x_rptb_insert): Likewise.
965 (c4x_address_conflict): Likewise.
966 * config/c4x/c4x.md: Likewise.
967 * config/frv/frv.md: Likewise.
968 * config/i386/athlon.md: Likewise.
969 * config/i386/i386.md: Likewise.
970 * config/i386/predicates.md: Likewise.
971 * config/ia64/ia64.c: Likewise.
972 * config/ia64/itanium1.md: Likewise.
973 * config/ia64/itanium2.md: Likewise.
974 * config/iq2000/iq2000.md: Likewise.
975 * config/mcore/mcore.c: Likewise.
976 * config/mips/mips.c: Likewise.
977 * config/mips/r3900.h: Likewise.
978 * config/mips/sb1.md: Likewise.
979 * config/pa/milli64.S: Likewise.
980 * config/pa/pa.c: Likewise.
981 * config/pa/pa.h: Likewise.
982 * config/rs6000/8540.md: Likewise.
984 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
986 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
988 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
990 * sh.md (cbranch define_delay) Use cond_delay_slot for
991 non-anulled condition too.
993 2004-08-12 David Edelsohn <edelsohn@gnu.org>
995 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
996 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
997 any_parallel_operand, lmw_operation, stmw_operation,
998 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
999 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
1000 any_parallel_operand.
1001 (return_and_restore_fpregs_{si,di}): Same.
1003 2004-08-12 Zack Weinberg <zack@codesourcery.com>
1005 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
1006 if pred->singleton != PARALLEL, issue a warning and pretend it was.
1007 Also issue a warning for any predicate we don't know about.
1009 2004-08-12 Richard Henderson <rth@redhat.com>
1011 * config/i386/i386.c (internal_label_prefix): Export.
1012 (internal_label_prefix_len, struct ix86_address,
1013 ix86_decompose_address, maybe_get_pool_constant,
1014 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
1015 memory_address_length): Export.
1016 (any_fp_register_operand, fp_register_operand,
1017 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
1018 x86_64_general_operand, x86_64_szext_general_operand,
1019 x86_64_nonmemory_operand, x86_64_movabs_operand,
1020 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
1021 x86_64_zext_immediate_operand, const_int_1_31_operand,
1022 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
1023 tls_symbolic_operand, global_dynamic_symbolic_operand,
1024 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
1025 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
1026 constant_call_address_operand, const0_operand, const1_operand,
1027 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
1028 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
1029 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
1030 general_no_elim_operand, nonmemory_no_elim_operand,
1031 index_register_operand, q_regs_operand, flags_reg_operand,
1032 non_q_regs_operand, zero_extended_scalar_load_operand,
1033 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
1034 ix86_comparison_operator, ix86_carry_flag_operator,
1035 fcmov_comparison_operator, promotable_binary_operator,
1036 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
1037 mult_operator, div_operator, arith_or_logical_operator,
1038 memory_displacement_operand, cmpsi_operand, long_memory_operand,
1039 aligned_operand): Move to predicates.md as define_predicates.
1040 (tls_symbolic_operand_1): Remove.
1041 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
1042 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
1043 (legitimize_address): Merge tls_symbolic_operand contents.
1044 (ix86_expand_move): Likewise.
1045 * config/i386/i386-protos.h: Update for exports.
1046 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
1047 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
1048 * config/i386/i386.md: Include predicates.md.
1049 * config/i386/predicates.md: New file.
1051 2004-08-13 Mark Mitchell <mark@codesourcery.com>
1054 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
1056 (i386_pe_mark_dllimport): Likewise.
1057 (i386_pe_encode_section_info): Likewise, when overriding
1058 dllimport attribute.
1060 2004-08-12 Geoffrey Keating <geoffk@apple.com>
1062 * configure.ac: When testing for flex, nm, ar, and bison, check
1063 that they will actually be built.
1064 * configure: Regenerate.
1066 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
1068 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
1069 (MOVE_MAX_PIECES): Define.
1071 2004-08-12 Devang patel <dpatel@apple.com>
1073 * dbxout.c (dbxout_begin_prologue): New function.
1074 (dbx_debug_hooks): Use new begin prologue hook.
1075 (dbxout_function_end): Emit N_ENSYM.
1076 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
1078 2004-08-12 Janis Johnson <janis187@us.ibm.com>
1080 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
1083 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
1086 * doc/extend.texi (AltiVec builtins): Fix description for recent
1087 changes. Update operation list to match current support.
1089 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1091 * config/s390/s390.c (struct s390_frame_layout): New struct as element
1092 of struct machine_function.
1093 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
1095 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
1097 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
1098 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
1099 (s390_frame_area, s390_register_info): New functions.
1100 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
1102 (s390_return_addr_rtx, s390_return_address_offset)
1103 (s390_va_start, s390_gimplify_va_arg)
1104 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
1106 (s390_frame_info): Functionality partly moved to s390_register_info.
1107 Made adaptions for new stack layout.
1108 (save_gprs, restore_gprs): Changed meaning of second parameter and
1109 adapted all callers.
1111 * config/s390/s390.h (s390_backchain_string): New global variable.
1112 (MASK_BACKCHAIN): Removed definition.
1113 (TARGET_BACKCHAIN): Changed check.
1114 (TARGET_KERNEL_BACKCHAIN): New macro.
1115 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
1116 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
1118 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
1120 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
1121 as condition. Adjusted for new stack layout.
1123 * doc/invoke.texi: Added documentation for new option
1124 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
1127 2004-08-12 Paul Brook <paul@codesourcery.com>
1129 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
1130 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
1132 2004-08-12 David Daney <ddaney@avtrex.com>
1134 * java/gcj.texi: Add subsection on signal usage.
1136 2004-08-12 David Edelsohn <edelsohn@gnu.org>
1138 * expr.c (move_by_pieces): Set alignment for move to minimum of
1139 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
1140 alignment, but not less than the original alignment.
1141 (move_by_pieces_ninsns): Same.
1142 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
1143 (store_by_pieces_1): Same.
1145 2004-08-12 Diego Novillo <dnovillo@redhat.com>
1147 PR tree-optimization/16867
1148 * tree.c (is_global_var): New function.
1149 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
1151 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
1153 (is_global_var): Declare.
1154 * tree-dfa.c (dump_variable): Display global and addressable
1156 (add_referenced_var): Clarify documentation when marking
1157 variables call-clobbered.
1158 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
1159 instead of needs_to_live_in_memory.
1160 (mark_call_clobbered): If the variable is a tag, mark it
1162 * tree-gimple.c (is_gimple_reg): Don't check for
1164 (is_gimple_non_addressable): Likewise.
1165 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
1166 needs to be marked call-clobbered.
1167 (setup_pointers_and_addressables): Call is_global_var instead
1168 of needs_to_live_in_memory.
1169 * tree-ssa-dce.c (need_to_preserve_store): Remove.
1170 Update all users with is_global_var.
1171 (mark_stmt_if_obviously_necessary): Fix processing of aliased
1172 stores. Don't check the virtual definitions. Rather, check
1173 whether the store is going into global memory.
1174 (find_obviously_necessary_stmts): Get the symbol from the PHI
1176 * tree-ssa-operands.c (get_call_expr_operands): Do not add
1177 clobbering may-defs if the call does not have side effects.
1179 2004-08-12 Jakub Jelinek <jakub@redhat.com>
1182 * output.h (default_function_rodata_section,
1183 default_no_function_rodata_section): New prototypes.
1184 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
1185 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1186 (TARGET_ASM_OUT): Add it.
1187 * varasm.c (default_function_rodata_section,
1188 default_no_function_rodata_section): New functions.
1189 * final.c (final_scan_insn): Call
1190 targetm.asm_out.function_rodata_section instead of
1191 readonly_data_section.
1192 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1193 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1194 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1195 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1197 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1198 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1200 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1202 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1203 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1204 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
1206 2004-08-12 Paul Brook <paul@codesourcery.com>
1208 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
1210 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
1213 2004-08-12 Ben Elliston <bje@au.ibm.com>
1216 * config/rs6000/altivec.h: Change vector to __vector throughout.
1217 (Except for the `vector' macro itself).
1219 2004-08-12 Zack Weinberg <zack@codesourcery.com>
1221 * genpreds.c: Add capability to generate predicate bodies as
1222 well as function prototypes. Write function prototypes for
1223 the generic predicates too.
1224 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
1225 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
1226 (write_match_code, write_predicate_expr, write_one_predicate_function)
1227 (parse_option): New functions.
1228 (output_predicate_decls): Delete.
1229 (main): Read the machine description, process DEFINE_PREDICATE or
1230 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
1233 * genrecog.c (struct decision_test): Replace index with
1234 struct pred_data pointer.
1235 (next_index): Remove, unused.
1236 (pred_table, preds, special_mode_pred_table): Delete.
1237 (compute_predicate_codes, process_define_predicate): New functions.
1238 (validate_pattern, add_to_sequence, write_switch): Update for
1239 new data structures.
1240 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1241 Check both error_count and have_error.
1243 * gensupport.c (in_fname, first_predicate): New globals.
1244 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
1245 (predicate_table, last_predicate, old_pred_table)
1246 (old_special_pred_table): New statics.
1247 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
1248 (add_predicate, init_predicate_table): New functions.
1249 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1250 (init_md_reader_args_cb): Use the global in_fname. No need to zero
1251 it or max_include_len. Call init_predicate_table.
1252 (read_rtx): Run the predicate queue after the attribute queue
1253 but before all the others.
1254 * gensupport.h (in_fname, struct pred_data, first_predicate)
1255 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
1256 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
1257 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
1258 * dummy-conditions.c: Don't include bconfig.h, system.h,
1259 coretypes.h, tm.h, or system.h. Do include stddef.h.
1260 Duplicate declaration of struct c_test from gensupport.h.
1262 * Makefile.in (OBJS-common): Add insn-preds.o.
1263 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
1264 (insn-preds.c, insn-preds.o): New rules.
1265 (s-preds): Also generate insn-preds.c.
1266 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
1267 Update dependencies.
1268 (print-rtl.o, print-rtl1.o): Correct dependencies.
1270 * recog.h: Delete prototypes of predicate functions.
1272 * doc/md.texi (Predicates): New section with complete
1273 documentation of operand/operator predicates. Remove some
1274 incomplete documentation of predicates from other places.
1275 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
1276 PREDICATE_CODES; indicate that both are deprecated in favor
1277 of define_predicate/define_special_predicate.
1279 * config/ia64/ia64.c: All predicate function definitions moved
1281 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
1282 (ia64_expand_load_address, ia64_expand_move):
1283 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
1285 * config/ia64/ia64.md: All predicates now defined here.
1286 (symbolic_operand): Is now a special predicate.
1288 * config/ia64/ia64.h: Declare ia64_section_threshold.
1289 (PREDICATE_CODES): Delete.
1291 2004-08-12 Richard Henderson <rth@redhat.com>
1293 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
1294 * c-semantics.c (add_stmt): Set it.
1295 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
1296 before instantiating a variable sized type.
1298 2004-08-12 Richard Henderson <rth@redhat.com>
1300 * stor-layout.c (round_up, round_down): Move ...
1301 * fold-const.c (round_up, round_down): ... here. Use
1302 multiple_of_p to avoid any arithmetic at all.
1304 2004-08-12 Richard Henderson <rth@redhat.com>
1306 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
1307 (gimplify_init_ctor_preeval_1): New.
1308 (gimplify_init_ctor_preeval): New.
1309 (gimplify_init_ctor_eval): New.
1310 (gimplify_init_constructor): Use them. Always gimplify the LHS
1313 2004-08-12 Ziemowit Laski <zlaski@apple.com>
1315 (This patch is part of merge of objc-improvements-branch
1318 * doc/frontends.texi: Mention Objective-C++ in addition to
1320 * doc/install.texi: Add 'obj-c++' to list of configurable
1322 * doc/invoke.texi: Rename Objective-C option headings to
1323 indicate they also apply to Objective-C++. List file
1324 extensions for Objective-C++ sources. Mention that
1325 ObjC and ObjC++ compilations may also use C and C++ options,
1326 respectively. Point users to doc/standards.texi for
1327 further info on ObjC and ObjC++.
1328 * doc/sourcebuild.texi: Mention the objcp/ directory and
1329 the Objective-C++ sources it contains.
1330 * doc/standards.texi: Update link to Apple ObjC site;
1331 add link to gcc readings.html WWW doc.
1333 2004-08-12 Alan Modra <amodra@bigpond.net.au>
1335 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
1336 and 2004-07-14 changes.
1338 2004-08-12 Paul Brook <paul@codesourcery.com>
1340 * doc/invoke.texi: Fix typo.
1342 2004-08-11 Devang Patel <dpatel@apple.com>
1344 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
1345 and -no_dead_strip_inits_and_terms.
1347 * doc/invoke.texi (Darwin Options): Document -dead_strip and
1348 -no_dead_strip_inits_and_terms.
1350 2004-08-11 Paul Brook <paul@codesourcery.com>
1352 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
1353 (arm_load_pic_register): ... to this.
1354 * config/arm/arm.c (arm_finalize_pic): Rename ...
1355 (arm_load_pic_register): ... to this. Always output insns at the
1356 current location. Load via low reg in thumb mode.
1357 (arm_expand_prologue): Call arm_load_pic_register.
1358 (thumb_expand_prologue): Ditto.
1359 * config/arm/arm.h (FINALIZE_PIC): Remove.
1360 * config/arm/arm.md (builtin_setjmp_receiver): Call
1361 arm_load_pic_register.
1363 2004-08-11 Paul Brook <paul@codesourcery.com>
1365 * arm.c (thumb_force_lr_save): Add prototype.
1366 (thumb_compute_save_reg_mask): New function.
1367 (thumb_find_work_register): New function.
1368 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
1369 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
1370 Don't clobber r3 when removing pretend args.
1371 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
1372 (thumb_output_function_prologue): Use new functions.
1373 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
1374 * arm.h (THUMB_REG_PUSHED_P): Remove.
1376 2004-08-11 James E Wilson <wilson@specifixinc.com>
1378 PR rtl-optimization/16490
1379 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
1380 global_live_at_end for new basic block if already set for other blocks.
1382 2004-08-11 David Edelsohn <edelsohn@gnu.org>
1384 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
1386 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
1387 (mfcr rlwinm rlwinm patterns): Set length to 12.
1389 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
1391 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
1392 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
1393 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
1394 (start_ssa_stmt_operands): Delete.
1395 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
1396 struct stmt_operands_d.
1397 (build_ssa_operands): New extern entry point.
1398 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
1399 building code, replace with create_ssa_artficial_load_stmt().
1400 * tree-ssa-operands.c (struct voperands_d): Delete.
1401 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
1402 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
1403 (free_uses, free_defs, free_vuses, free_v_may_defs,
1404 free_v_must_defs): Remove dealloc parameter.
1405 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
1406 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
1407 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
1408 vector comparisons, ssa_name reuse, and allocations here.
1409 (verify_start_operands): Delete.
1410 (finalize_ssa_stmt_operands): Set new operands by calling finalize
1412 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
1413 (append_def, append_usei): Simplify to simple accumulation.
1414 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
1415 duplicates and simple accumulation.
1416 (free_ssa_operands): Free vectors in a stmt_operand structure.
1417 (build_ssa_operands): New. Create a new stmt_operand structure from
1418 a stmt and an old set of stmt_operands.
1419 (get_stmt_operands): Simplify and call build_ssa_operands.
1420 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
1421 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
1422 add_call_read_ops): Don't pass prev_vops around anymore.
1423 (note_addressable): Return if no stmt annotation.
1424 (copy_virtual_operands): Access v_may_def operands through a struct.
1425 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
1426 hash tables without treating the stmt as a real stmt.
1427 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
1428 v_may_def def and use through a struct instead of 2 array elements.
1429 (struct v_may_def_optype_d): Use v_may_def_operand_type.
1430 (struct stmt_operands_d): New. Struct for storing all operand vectors.
1432 2004-08-11 Nick Clifton <nickc@redhat.com>
1434 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
1435 this funciton's behaviour. Return true when the current function
1436 has a section attribute and -mlong-calls is in effect.
1437 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
1438 short-call marker when -mlong-calls is in effect and the function
1439 has a section attribute.
1441 2004-08-10 Zack Weinberg <zack@codesourcery.com>
1443 * stmt.c (expand_return): If asked to return the RESULT_DECL,
1444 just call expand_value_return on result_rtl.
1446 2004-08-10 Richard Henderson <rth@redhat.com>
1448 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
1449 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
1450 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
1451 (add_location_or_const_value_attribute): ... not here. Use
1452 loc_descriptor_from_tree if possible.
1453 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
1454 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
1456 (loc_descriptor_from_tree): New. Update callers.
1457 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
1458 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
1459 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
1460 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
1461 and BUILT_IN_STACK_RESTORE.
1462 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
1463 * stmt.c (expand_stack_alloc): Remove.
1464 * tree-mudflap.c (mx_register_decls): Don't look for
1465 BUILT_IN_STACK_ALLOC.
1466 * tree-nested.c (convert_local_reference): Likewise.
1467 * tree.h (DECL_VALUE_EXPR): New.
1469 2004-08-10 Richard Henderson <rth@redhat.com>
1471 * stor-layout.c (round_up): Check for 0/1 before dividing.
1472 (round_down): Likewise.
1474 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
1476 2004-08-09 Mark Mitchell <mark@codesourcery.com>
1478 * config.gcc (arm*-*-eabi*): New target.
1479 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
1480 (TARGET_LIB_INT_CMP_BIASED): Likewise.
1481 * expmed.c (expand_divmod): Try a two-valued divmod function as a
1483 * gthr.h: Remove bogus tokens at end of #pragma.
1484 * optabs.c (expand_twoval_binop_libfunc): New function.
1485 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
1486 (prepare_float_lib_cmp): Try reversing the condition.
1487 (debug_optab_libfuncs): New function.
1488 * optabs.h (expand_twoval_binop_libfunc): Declare.
1489 * config/arm/arm.c (arm_init_libfuncs): New function.
1490 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
1491 (TARGET_INIT_LIBFUNCS): Define it.
1492 * config/arm/arm.h (TARGET_BPABI): New macro.
1493 * config/arm/arm-protos.h
1494 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
1495 * config/arm/bpabi.S: New file.
1496 * config/arm/bpabi.c: Likewise.
1497 * config/arm/bpabi.h: Likewise.
1498 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
1499 (__aeabi_drsub): Likewise.
1500 (__aeabi_dsub): Likewise.
1501 (__aeabi_dadd): Likewise.
1502 (__aeabi_ui2d): Likewise.
1503 (__aeabi_i2d): Likewise.
1504 (__aeabi_f2d): Likewise.
1505 (__aeabi_dmul): Likewise.
1506 (__aeabi_ddiv): Likewise.
1507 (__aeabi_cdrcmple): Likewise.
1508 (__aeabi_cdcmpeq): Likewise.
1509 (__aeabi_cdcmple): Likewise.
1510 (__aeabi_dcmpeq): Likewise.
1511 (__aeabi_dcmplt): Likewise.
1512 (__aeabi_dcmple): Likewise.
1513 (__aeabi_dcmpge): Likewise.
1514 (__aeabi_dcmpgt): Likewise.
1515 (__aeabi_dcmpun): Likewise.
1516 (__aeabi_d2iz): Likewise.
1517 (__aeabi_d2uiz): Likewise.
1518 (__aeabi_d2f): Likewise.
1519 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
1520 (__aeabi_frsub): Likewise.
1521 (__aeabi_fsub): Likewise.
1522 (__aeabi_fadd): Likewise.
1523 (__aeabi_ui2f): Likewise.
1524 (__aeabi_i2f): Likewise.
1525 (__aeabi_fmul): Likewise.
1526 (__aeabi_fdiv): Likewise.
1527 (__aeabi_cfrcmple): Likewise.
1528 (__aeabi_cfcmpeq): Likewise.
1529 (__aeabi_cfcmple): Likewise.
1530 (__aeabi_fcmpeq): Likewise.
1531 (__aeabi_fcmplt): Likewise.
1532 (__aeabi_fcmple): Likewise.
1533 (__aeabi_fcmpge): Likewise.
1534 (__aeabi_fcmpgt): Likewise.
1535 (__aeabi_fcmpun): Likewise.
1536 (__aeabi_f2iz): Likewise.
1537 (__aeabi_f2uiz): Likewise.
1538 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
1539 (__aeabi_uidivmod): New function or alias.
1540 (__aeabi_idivmod): Likewise.
1541 (__aeabi_idiv0): Likewise.
1542 (__aeabi_ldiv0): Likewise.
1543 (__aeabi_llsr): Likewise.
1544 (__aeabi_lasr): Likewise.
1545 (__aeabi_llsl): Likewise.
1546 (bpabi.S): Include it.
1547 * config/arm/libgcc-bpabi.ver: New file.
1548 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
1549 (LINK_SPEC): Remove.
1550 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
1552 * config/arm/t-bpabi: New file.
1553 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
1554 (TARGET_LIB_INT_CMP_BIASED): Likewise.
1556 2004-08-10 David Edelsohn <edelsohn@gnu.org>
1558 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
1559 * config/rs6000/rs6000.md (clrmemsi): New pattern.
1560 * config/rs6000/rs6000.c (expand_block_clear): New function.
1561 (expand_block_move): Convert alignment to bits. Use SImode and
1562 HImode for unaligned addresses if not STRICT_ALIGNMENT.
1564 2004-08-10 Caroline Tice <ctice@apple.com>
1566 * varasm.c (unlikely_section_label): New global variable.
1567 (unlikely_text_section_name): New global variable.
1568 (text_section): Remove alignment statement.
1569 (unlikely_text_section): Remove alignment statement; use
1570 unlikely_section_label rather than hard-coded string.
1571 (assemble_start_function): Initialize unlikely_section_label and
1572 unlikely_text_section_name; make sure cold section is properly
1573 aligned at start of function; output unlikely_section_label if
1576 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1578 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
1579 * config/s390/s390.c (s390_canonicalize_comparison): New function.
1580 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
1581 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
1582 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
1583 ("*tmqi_mem"): Remove SUBREG from pattern.
1584 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
1585 ("*andsi3_cconly"): Likewise.
1587 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
1590 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
1592 2004-08-10 Janis Johnson <janis187@us.ibm.com>
1594 * doc/sourcebuild.texi (compat testing): Document available test
1595 framework commands. Use the preferred spelling of DejaGnu.
1597 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
1599 * lambda.h: Add matrix type, and prototypes for remainder of
1600 matrix and vector functions.
1601 (lambda_vector_mult_const): New function.
1602 (lambda_vector_negate): Ditto.
1603 (lambda_vector_add): Ditto.
1604 (lambda_vector_add_mc): Ditto.
1605 (lambda_vector_copy): Ditto.
1606 (lambda_vector_zerop): Ditto.
1607 (lambda_vector_equal): Ditto.
1608 (lambda_vector_min_nz): Ditto.
1609 (lambda_vector_first_nz): Ditto.
1610 (lambda_vector_matrix_mult): Ditto.
1611 * lambda-mat.c: New file.
1612 * Makefile.in (lambda-mat.o): New.
1614 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
1616 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
1617 after linking stmt into the program.
1618 (bsi_remove): Don't call modify_stmt.
1619 * tree-complex.c (update_complex_assignment,
1620 expand_complex_comparison): Call modify_stmt after changing the stmt.
1621 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
1623 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
1624 the stmt, and only if needed.
1625 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
1627 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
1628 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
1629 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
1630 (eliminate_redundant_computations): Don't pass an annotation. Call
1631 modify_stmt rather than setting the annotation directly.
1632 (record_equivalences_from_stmt): Remove unused local 'j'.
1633 (cprop_operand): Take a stmt rather than an annotation as a parameter.
1635 (cprop_into_stmt): Pass stmt rather than annotation.
1636 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
1637 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
1639 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
1641 2004-08-10 Jason Merrill <jason@redhat.com>
1644 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
1647 2004-08-10 Geoffrey Keating <geoffk@apple.com>
1649 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
1652 2004-08-10 Roger Sayle <roger@eyesopen.com>
1654 * config/mips/mips.md: New reciprocal square root patterns that
1655 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
1657 2004-08-10 Paul Brook <paul@codesourcery.com>
1659 * config/arm/arm-protos.h (arm_set_return_address,
1660 thumb_set_return_address): Add prototypes.
1661 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
1662 * config/arm/arm.c (arm_compute_func_type,
1663 use_return_insn, arm_compute_save_reg0_reg12_mask,
1664 arm_compute_save_reg_mask, arm_output_function_prologue,
1665 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
1666 current_function_calls_eh_return.
1667 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
1669 (arm_set_return_address, thumb_set_return_address): New functions.
1670 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
1671 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
1672 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
1673 (epilogue): Use the stackadj register.
1674 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
1676 2004-08-10 Jakub Jelinek <jakub@redhat.com>
1679 * expr.c (move_by_pieces_ninsns): Add max_size argument.
1680 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
1681 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
1682 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
1683 but using MOVE_RATIO.
1684 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
1685 (can_store_by_pieces): Change max_size type to unsigned int.
1686 (store_by_pieces_1): Likewise. Pass max_size to
1687 move_by_pieces_ninsns.
1688 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
1689 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
1690 to move_by_pieces_ninsns.
1691 (STORE_BY_PIECES_P): Define.
1692 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
1693 to move_by_pieces_ninsns.
1694 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
1696 * config/i386/i386.h (CLEAR_RATIO): Define.
1698 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1700 * expr.c (expand_expr_real_1): Add back code that was not dead.
1702 2004-08-09 Andrew Pinski <apinski@apple.com>
1704 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
1705 which is found to be compatible before returning the aliasing set.
1707 2004-08-09 Daniel Jacobowitz <dan@debian.org>
1709 * ggc-zone.c (struct alloc_zone): Add statistics counters.
1710 (always_collect): New flag.
1711 (ggc_alloc_zone_1): Update statistics support. Don't include
1712 overhead in allocated counter.
1713 (sweep_pages): Update allocated counter for large pages. Don'y
1715 (ggc_collect_1): Always collect.
1716 (ggc_collect): Honor always_collect flag. Sum all zones to decide
1718 (SCALE, LABEL): New macros.
1719 (ggc_print_statistics): Add statistics support.
1721 2004-08-09 Roger Sayle <roger@eyesopen.com>
1723 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
1724 (init_expmed): Fix potential overrun problem with "all.reg".
1725 (expand_sdiv2_pow2): Add an alternate implementation for signed
1726 division, if the target provides a suitable conditional move insn.
1728 2004-08-09 Paul Brook <paul@codesourcery.com>
1729 Richard Henderson <rth@redhat.com>
1731 * unwind-dw2.c (uw_install_context_1): Update target saved stack
1734 2004-08-09 Geoffrey Keating <geoffk@apple.com>
1736 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
1737 Check DATA limit only if there's no AS limit. Ignore insanely
1739 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
1740 but take care that the AS limit isn't overrun.
1741 * doc/invoke.texi: Update documentation of min-heapsize parameter.
1743 2004-08-09 Jeff Law <law@redhat.com>
1745 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
1746 (tree-ssa-threadupdate.o): Add dependencies.
1747 * tree-ssa-threadupdate.c: New file.
1748 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
1749 (rewrite_vars_out_of_ssa): Remove prototype.
1750 (cleanup_tree_cfg): Returns a bool.
1751 * tree.h (thread_through_all_blocks): Prototype.
1752 * tree-outof-ssa.c (SSANORM_*): Move into here.
1753 (remove_ssa_form): Now static.
1754 (rewrite_vars_out_of_ssa): Kill.
1755 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
1756 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
1757 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
1758 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
1759 anything was changed.
1760 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
1761 from the PHI's annotation rather than the edge associated with
1763 * tree-ssa-dom.c (redirection_edges): Kill.
1764 (redirect_edges_and_update_ssa_graph): Kill.
1765 (tree_ssa_dominator_optimize): Do not reset forwardable flag
1766 for blocks anymore. Do not initialize redirection_edges.
1767 Call thread_through_all_blocks. Simplify code for cleanup
1768 of the CFG and iterating. No longer call cleanup_tree_cfg
1769 outside the iteration loop.
1770 (thread_across_edge): No longer mess with forwardable blocks.
1772 2004-08-09 Zack Weinberg <zack@codesourcery.com>
1774 * explow.c (memory_address): Use memory_address_p.
1775 * recog.c (general_operand): Likewise.
1776 * regrename.c: No need to define REG_OK_STRICT.
1778 2004-08-09 Steven Bosscher <stevenb@suse.de>
1780 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
1782 * gcse.c: Include timevar.h.
1783 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
1784 and global_copy_prop_count.
1785 (local_const_prop_count, local_copy_prop_count): New static globals.
1786 (gcse_main): Set the right timevar for each pass.
1787 (cprop_jump): Increment global_const_prop_count when a constant is
1788 propagated. Add "GLOBAL" to dump output.
1789 (cprop_insn): Increment global_const_prop_count when a constant is
1790 propagated, or global_copy_prop_count when a copy is propagated.
1791 (do_local_cprop): Likewise for local_const_prop_count and
1792 local_copy_prop_count.
1793 (one_cprop_pass): Initialize const/cprop counters to zero.
1794 Print out results of local and global const/cprop separately.
1795 (bypass_block): Break over-length line.
1796 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
1797 for bb-reorder.o and tracer.o.
1799 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1801 * Makefile.in (GTFILES): Remove stmt.c
1802 (stmt.o): Do not depend on gt-stmt.h.
1803 * emit-rtl.c (emit_line_note): Do not call
1804 set_file_and_line_for_stmt.
1805 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
1807 * function.c (free_after_parsing): Do not free STMT field.
1808 (allocate_struct_function): Do not call init_stmt_for_function.
1809 (assign_stack_temp_for_type): Do not accept values of keep
1811 (init_temp_slots): Do not initialize removed variables.
1812 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
1813 and X_VAR_TEMP_SLOT_LEVEL fields.
1814 * rtl.h (set_file_and_line_for_stmt): Remove.
1815 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
1816 struct stmt_status, cond_stack, case_stack, nesting_stack,
1817 nesting_depth, emit_locus, set_file_and_line_for_stmt,
1818 same_case_target_p, init_stmt_for_function, emit_nop,
1819 expand_start_cond, expand_start_elseif, expand_start_else,
1820 expand_elseif, expand_end_cond): Remove.
1821 (preserve_subexpressions_p): Remove references to CFUN->STMT.
1822 (expand_start_case, expand_end_case_type): Remove, merge into...
1823 (expand_case): ... this one, including other bits from
1824 expand_expr_real_1. Inline same_case_target_p. Turn members
1825 of CASE_STACK into local variables.
1826 (emit_case_bit_tests): Inline same_case_target_p.
1827 (add_case_node): Add HEAD argument, return new head of the list,
1828 do not handle default label here.
1829 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
1830 expand_start_elseif, current_nesting_level, expand_start_case,
1831 expand_end_case_type, expand_end_case, add_case_node,
1832 init_stmt_for_function, expand_elseif): Remove prototypes.
1833 (expand_case): Add prototype.
1835 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1837 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
1839 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1841 * expr.c (var_rtx): Remove.
1842 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
1843 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
1844 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
1846 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
1847 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
1848 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
1850 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
1851 Ayal Zaks <zaks@il.ibm.com>
1853 * common.opt (freschedule-modulo-scheduled-loops): New flag.
1854 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
1855 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
1856 when -freschedule-modulo-scheduled-loops flag is not specified.
1857 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
1858 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
1859 More accurate placing of insn in row of partial schedule.
1860 (ps_insn_find_column): New function.
1861 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
1862 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
1863 (schedule_region): Use sched_is_disabled_for_current_region_p.
1864 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
1866 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1868 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
1871 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/i386.c (ix86_expand_clrmem): Properly call
1874 gen_strset for 64bit target.
1876 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
1878 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
1880 2004-08-07 Jason Merrill <jason@redhat.com>
1882 Make return in memory explicit.
1883 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
1884 (assign_parm_find_data_types): Remove code for old front end
1885 invisible reference handling.
1886 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
1887 (expand_function_end): Likewise.
1888 * gimplify.c (gimplify_return_expr): Handle a dereferenced
1890 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
1891 (declare_return_variable): Handle DECL_BY_REFERENCE.
1892 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
1893 (cp_genericize_r): Use convert_from_reference.
1894 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
1895 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
1897 * c-common.c (c_warn_unused_result): Check TREE_USED before
1898 warning about a CALL_EXPR with an unused value.
1900 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1902 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
1903 to the compiler. Use -fshort-wchar by default.
1905 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
1907 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
1908 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
1910 * doc/invoke.texi (param): Document min-crossjump-insns.
1912 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
1915 * c.opt (Wmissing-field-initializers): New option.
1916 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
1917 * c-typeck.c (pop_init_level): Guard the missing field warning with
1918 warn_missing_field_initializers rather than extra_warnings.
1919 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
1920 some of the explanation from...
1921 (-Wextra): ...here. Say that the missing field warning can be
1922 seperately controlled by -Wmissing-field-initializers.
1924 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
1926 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
1927 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
1928 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
1929 * tree.def (ENTRY_VALUE_EXPR): Remove.
1931 2004-08-06 Jakub Jelinek <jakub@redhat.com>
1933 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
1934 the places where it is actually needed. Don't use repz; stosb
1935 for -Os with sufficiently small constant sizes.
1936 For sufficiently small repz; stos{l,q} repeat counts use a sequence
1937 of stos{l,q} instructions instead.
1939 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1941 PR tree-optimization/16807
1942 * loop-iv.c (dump_iv_info): Dump invariants correctly.
1943 (iv_subreg, iv_extend): Express value of invariant purely in
1946 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1948 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
1949 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
1951 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
1953 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
1954 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
1956 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
1957 pattern until reload is finished to allow better code generation
1958 and split them completely into separate instrunctions.
1959 (*andsi3_split): New pattern.
1961 2004-08-05 Mark Mitchell <mark@codesourcery.com>
1963 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
1964 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
1965 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1966 * tree.h (handle_dll_attribute): Declare. Test
1967 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1968 * c-common.h (c_determine_visibility): Declare.
1969 * c-common.c (c_determine_visibility): New function.
1970 * c-decl.c (finish_decl): Use it.
1971 (finish_function): Likewise.
1972 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
1973 zero, by default. Use #if, not #ifdef, to test it.
1974 * config/arm/arm.c (arm_attribute_table): Use
1975 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
1977 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
1978 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1980 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
1981 * config/i386/i386.c (ix86_attribute_table): Use
1982 handle_dll_attribute for dllimport/dllexport. Test
1983 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1984 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
1985 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1987 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
1989 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1991 * doc/extend.texi (dllexport): Clarify and correct documentation.
1992 (dllimport): Likewise.
1993 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
1994 handle_dll_attribute.
1996 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1998 * tree-ssa-loop-manip.c: New file.
1999 * Makefile.in (tree-ssa-loop-manip.o): Add.
2000 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
2002 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
2004 (tree_ssa_loop_done): Verify loop closed ssa form.
2005 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
2007 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2009 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
2010 pa_asm_output_aligned_local): New functions.
2011 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
2012 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
2013 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
2014 pa_asm_output_aligned_common.
2015 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2016 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
2017 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2018 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2019 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
2020 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2021 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2022 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
2025 2004-08-05 Andrew Pinski <apinski@apple.com>
2027 * objc/objc-act.c (build_objc_string_object): Mark the address
2028 expression as constant.
2030 2004-08-05 David Edelsohn <edelsohn@gnu.org>
2032 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
2033 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
2034 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
2036 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
2038 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
2039 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
2040 out, and associated obsolete comments.
2042 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
2044 * tree.h (force_fit_type): Return a tree, take three flags.
2045 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
2046 TREE_CONSTANT_OVERFLOW here.
2047 (int_const_binop, const_binop): Adjust.
2048 (size_int_type): Do sign extension here.
2049 (fold_convert_const, optimize_bit_field_compare,
2050 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
2051 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
2052 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
2054 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2056 PR tree-optimization/16864
2057 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
2058 for ssa names without default_def.
2060 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
2062 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
2063 frame pointer, restore eax with an ebp-relative address.
2065 2004-08-04 Geoffrey Keating <geoffk@apple.com>
2068 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
2069 * c-common.h (make_rtl_for_local_static): Delete.
2070 * c-decl.c (shadow_tag_warned): Clean up comment.
2071 (finish_decl): Clean up spacing. Use set_user_assembler_name when
2072 appropriate. Don't pass asmspec to rest_of_decl_compilation.
2073 * c-semantics.c (make_rtl_for_local_static): Delete.
2074 * expr.c (init_block_move_fn): Use set_user_assembler_name.
2075 (init_block_clear_fn): Likewise.
2076 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
2077 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
2078 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
2079 * tree.h (make_decl_rtl): Remove second parameter.
2080 (set_user_assembler_name): New.
2081 * varasm.c (set_user_assembler_name): New.
2082 (make_decl_rtl): Remove second parameter. Update callers in many
2085 2004-08-05 Adam Nemet <anemet@lnxw.com>
2087 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
2088 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
2090 * gthr-lynx.h: New file.
2091 * config/lynx-ng.h: Remove file.
2092 * config/lynx.h: Update to LynxOS 4.0.
2093 * config/t-lynx: New file.
2094 * config/i386/lynx-ng.h: Remove file.
2095 * config/i386/lynx.h: Update to LynxOS 4.0.
2096 * config/rs6000/lynxbase.h: Remove file.
2097 * config/rs6000/lynx.h: Update to LynxOS 4.0.
2098 * config/rs6000/t-lynx: New file.
2099 * doc/install.texi (Options specification): Remove reference to
2100 LynxOS from systems where --with-gnu-as makes a difference.
2102 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
2104 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
2106 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
2108 (c_cpp_builtins): Call it.
2109 * doc/cpp.texi: Update.
2111 2004-08-04 David Edelsohn <edelsohn@gnu.org>
2113 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
2116 2004-08-04 Jan Hubicka <jh@suse.cz>
2118 * basic-block.h (profile_staus): New global variable.
2119 * cfg.c (profile_status): Declare.
2120 (check_bb_profile): Break out from ....; use profile_status
2121 (dump_flow_info): ... here.
2122 * cfgbuild.c (find_basic_blocks): Set profile_status.
2123 * cfgexpand.c (tree_expand_cfg): Likewise.
2124 * predict.c (estimate_probability): Likewise.
2125 * profile.c (branch_prob): Likewise.
2126 * tree-cfg.c (build_tree_cfg): Likewise.
2127 (dump_function_to_file): Use check_bb_profile.
2128 * tree-pretty-print (dump_bb_header): Likewise.
2129 * tree-profile.c (do_tree_profiling): Cleanup.
2131 2004-08-04 Zack Weinberg <zack@codesourcery.com>
2133 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
2134 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
2135 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
2136 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
2137 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
2138 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
2139 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
2140 (ggc-none.o, errors.o): Move rule to generators section;
2141 correct dependencies.
2142 (min-insn-modes.o): Move rule to generators section; remove
2143 unnecessary explicit command; correct dependencies.
2144 (print-rtl.o, print-rtl1.o): Correct dependencies.
2145 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
2146 (mostlyclean): Update.
2148 * errors.c: Include bconfig.h not config.h. Correct comment.
2149 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
2150 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
2151 * print-rtl.c: Don't include tm_p.h.
2153 * rtl.h: Move forward-decl of struct function down where it's
2154 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
2155 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
2157 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2158 Jeff Law <law@redhat.com>
2160 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
2161 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
2162 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
2163 manipulate the duplicated ssa names.
2164 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
2165 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
2166 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
2168 (release_ssa_name): Do not release ssa names that may have multiple
2170 * tree.h (release_ssa_name_force, mark_for_rewrite,
2171 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
2172 marked_ssa_names): Declare.
2173 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
2174 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
2175 Update call to rewrite_ssa_into_ssa.
2177 2004-08-04 Mark Mitchell <mark@codesourcery.com>
2179 * defaults.h (TARGET_DECLSPEC): New macro.
2180 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
2181 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
2182 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
2183 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
2185 (TARGET_DECLSPEC): Define.
2186 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
2188 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
2190 (TARGET_DECLSPEC): Define.
2191 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
2193 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
2195 * doc/tm.texi (TARGET_DECLSPEC): Document.
2197 * doc/extend.texi: Fix typo in comment.
2199 2004-08-04 Paul Brook <paul@codesourcery.com>
2201 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2202 (TARGET_CXX): Use it.
2203 * target.h (struct gcc_target): Add cdtor_returns_this.
2204 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
2205 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2206 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
2208 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
2210 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
2211 low/high pair. Do range checking directly.
2212 (interpret_integer): Adjust.
2214 2004-08-04 Nick Clifton <nickc@redhat.com>
2216 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
2218 * doc/invoke.texi: Document this new switch and also the -mrenesas
2221 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
2223 * cfglayout.c (insn_locators_initialize): Update the current
2224 location before initializing a location.
2226 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2228 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
2229 (dbxout_function_end): Return after emitting the "Lscope" symbol
2230 under the same conditions that this function formerly wasn't called.
2231 Add explanatory comments.
2234 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
2238 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
2239 functions, broken out of dbxout_block.
2240 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
2241 stabs too, if it contains symbols. Use the begin_label and
2242 the Lscope label (emitted by dbxout_function_end) for the
2243 range of this block.
2245 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
2247 * doc/install.texi: Update autoconf version requirements.
2249 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2251 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
2252 * recog.c (general_operand, immediate_operand, nonmemory_operand)
2253 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
2254 * regclass.c (record_reg_classes): Likewise.
2255 * reload.c (find_reloads): Likewise.
2256 * reload1.c (reload): Likewise.
2258 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2260 * gensupport.c (init_md_reader_args_cb): Renamed from
2261 init_md_reader_args. Add third option, callback function for
2262 parsing program-specific options. Add diagnosis of incorrect
2263 number of input files.
2264 (init_md_reader): Fold into init_md_reader_args_cb.
2265 (init_md_reader_args): Now a thin wrapper around
2266 init_md_reader_args_cb.
2267 * gensupport.h: Update prototypes.
2269 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
2270 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
2271 * genrecog.c: No need to diagnose lack of an input file;
2272 init_md_reader_args will handle it.
2273 * genconditions.c: Likewise, and use init_md_reader_args.
2274 * genconstants.c: Likewise, and no need to call read_md_rtx.
2276 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
2278 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
2281 2004-08-03 Mike Stump <mrs@apple.com>
2283 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
2285 * doc/invoke.texi (Darwin Options): Update to reflect above.
2287 2004-08-03 Roger Sayle <roger@eyesopen.com>
2290 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
2291 truncations, not just global truncations.
2293 2004-08-03 Andrew Pinski <apinski@apple.com>
2296 * loop-iv.c (simplify_using_assignment): Initialize lhs.
2298 2004-08-03 Paul Brook <paul@codesourcery.com>
2300 * gcc/doc/install.texi: Document MPFR requirement.
2302 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
2304 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
2305 and mmap() explicitly instead of relying on preset autoconf cache
2307 * configure: Regenerate.
2309 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
2312 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
2314 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
2315 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
2318 * config/i386/t-gmm_malloc: New file.
2319 * config/i386/t-pmm_malloc: Likewise.
2321 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
2323 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
2324 Tanguy Fautrà <tfautre@pandora.be>
2326 * config/i386/pmm_malloc.h: New file.
2328 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
2330 * config/i386/gmm_malloc.h: New file.
2332 2004-08-03 Dale Johannesen <dalej@apple.com>
2334 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
2335 * c-common.c: Include opts.h.
2336 (c_common_get_alias_set): Fix check for a single input file.
2337 * toplev.c: Remove current_file_decl.
2340 2004-08-03 Mark Mitchell <mark@codesourcery.com>
2342 * config.gcc (arm*-*-symbianelf*): New target.
2343 * config/arm/symbian.h: New file.
2345 * gthr-gnat.c: Add visibility #pragmas.
2346 * gthr-gnat.h : Likewise.
2348 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
2349 (__ffsDI2): Likewise.
2350 (__clzSI2): Likewise.
2351 (__ctzSI2): Likewise.
2352 (__ctzDI2): Likewise.
2353 (__popcountSI2): Likewise.
2354 (__popcountDI2): Likewise.
2355 (__paritySI2): Likewise.
2356 (__parityDI2): Likewise.
2357 * libgcc2.h: Add visibility #pragmas.
2358 (__clzDI2): Add prototype.
2359 (__clzSI2): Likewise.
2360 (__ctzSI2): Likewise.
2361 (__ffsDI2): Likewise.
2362 (__ffsSI2): Likewise.
2363 (__ctzDI2): Likewise.
2364 (__popcountSI2): Likewise.
2365 (__popcountDI2): Likewise.
2366 (__paritySI2): Likewise.
2367 (__parityDI2): Likewise.
2368 * unwind-dw2-fde.h: Add visibility #pragmas.
2369 * unwind.h: Likewise.
2371 2004-08-03 David Edelsohn <edelsohn@gnu.org>
2372 Dale Johannesen <dalej@apple.com>
2373 Roger Sayle <roger@eyesopen.com>
2375 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
2376 constants more accurately. Adjust costs for FMA instructions.
2377 Add cases for most logical and float operations. Recurse into
2380 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2382 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
2384 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
2386 * ra-build.c (conflicts_between_webs): For webs that cross a call add
2387 conflicts to regs_invalidated_by_call.
2389 2004-08-03 Paul Brook <paul@codesourcery.com>
2391 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
2393 2004-08-03 Jan Hubicka <jh@suse.cz>
2395 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
2398 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2400 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
2401 arm968es, arm10e, arm1020e, arm1022e.
2402 * invoke.texi: Update list of ARM cores.
2403 * arm-tune.md: Regenerate.
2405 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2407 * arm/gentune.sh: New file.
2408 * arm/t-arm: New file.
2409 * arm/arm-tune.md: New file (autogenerated).
2410 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
2411 * arm.md (attribute tune): Delete. Include arm-tune.md.
2413 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
2415 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
2416 penultimate parameter. All callers adjusted.
2417 (struct prefix_list): Remove used_flag_ptr.
2418 (find_a_file): Do not set *pl->used_flag_ptr.
2419 (warn_B, warn_std_ptr): Remove.
2421 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
2422 Mostafa Hagog <mustafa@il.ibm.com>
2424 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
2426 2004-08-02 Geoffrey Keating <geoffk@apple.com>
2428 * dwarf2out.c (output_call_frame_info): Don't change data format
2429 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
2430 label. Use 'true' not '1'.
2431 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
2434 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
2436 * gdbinit.in: Reflect previous changes to rtunion_def.
2438 2004-08-02 Roger Sayle <roger@eyesopen.com>
2440 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
2441 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
2443 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2445 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
2447 * langhooks.h (lang_hooks::builtin_function): Rename parameter
2448 from "class" to "bt_class".
2450 2004-08-02 Paul Brook <paul@codesourcery.com>
2452 PR rtl-optimization/15068
2453 * flow.c (init_propagate_block_info): Check condition is reversible.
2455 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2457 * gengtype.h (options::info): Change type to const char *.
2458 (enum gc_used_enum): Move out of struct type scope.
2459 * gengtype.c (create_option): Convert initializer for option::info to
2461 (adjust_field_type, walk_type, write_func_for_structure,
2462 write_root, write_roots): Remove pointless cast.
2464 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
2466 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
2468 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2470 * rtl.h (union rtunion_def): Have all members start with the
2472 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
2473 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2474 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
2475 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
2477 * gengtype.c (adjust_field_rtx_def): Likewise.
2478 * rtlanal.c (loc_mentioned_in_p): Likewise.
2480 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
2482 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
2483 Replace uses of mips/elf64.h with mips/elf.h
2484 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
2485 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
2486 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
2487 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
2488 (HANDLE_SYSV_PRAGMA): Delete.
2489 (ASM_OUTPUT_DEF): Fix formatting.
2490 * config/mips/elf64.h: Delete.
2492 2004-08-01 Zack Weinberg <zack@codesourcery.com>
2494 * config/ia64/ia64.c (got_symbolic_operand): Do require a
2495 symbol+offset operand to have its offset be zero mod 0x3fff
2496 when GOT entries are in use. Clarify logic in SYMBOL_REF
2497 case. Clarify comments.
2498 (ia64_expand_load_address): Split a symbol+offset load when
2499 the offset is nonzero mod 0x3fff, not 0x1fff.
2501 2004-08-01 Geoffrey Keating <geoffk@apple.com>
2503 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
2504 if trying to *store* to a non-offsettable address.
2505 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
2506 a nonoffsettable address.
2507 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
2509 (movti_string): Don't move GPRs to a nonoffsettable address.
2510 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
2512 2004-08-02 Ben Elliston <bje@au.ibm.com>
2515 * config/rs6000/altivec.h: Replace typeof with __typeof__.
2517 2004-08-01 Richard Henderson <rth@redhat.com>
2519 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
2520 variable sized types.
2522 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2524 * doc/invoke.texi: In the MIPS options section, remove the passage
2525 saying that -mexplicit-relocs is usually disabled for -mabicalls
2526 -fno-unit-at-a-time.
2527 * config/mips/mips.c (override_options): Remove the code that enforced
2530 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2532 * config/mips/mips.md (cprestore): Provide two alternatives, one for
2533 an in-range offset and one for an out-of-range offset. Wrap the latter
2534 in .set macro/.set nomacro if it's inside a .set nomacro block.
2536 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2538 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
2539 (mips_restore_gp): Declare.
2540 * config/mips/mips.c (mips_add_offset): Add a scratch register
2541 argument. Reimplement in rtl only, reusing MIPS16 logic from
2542 mips_output_mi_thunk.
2543 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
2545 (mips_gp_save_slot): Delete.
2546 (mips_restore_gp): New function.
2547 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
2548 * config/mips/mips.md (exception_receiver): Turn into a
2549 define_insn_and_split. Use mips_restore_gp to do the split.
2550 (call_internal, call_value_internal, call_value_multiple_internal): Use
2551 mips_restore_gp to restore $gp.
2553 2004-07-31 Andrew Pinski <apinski@apple.com>
2556 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
2558 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
2560 * c-decl.c (diagnose_mismatched_decls): Give error for external
2561 redeclaration of identifier declared with no linkage, not just
2562 warning with -Wtraditional. Do not check DECL_CONTEXT to give
2563 error for redeclaration with no linkage.
2565 2004-07-30 Geoffrey Keating <geoffk@apple.com>
2566 Fariborz Jahanian <fjahanian@apple.com>
2568 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
2569 non-offsettable addresses even for DImode.
2570 (rs6000_split_multireg_move): Cope with non-offsettable addresses
2571 being moved into multiple GPRs.
2573 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
2575 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
2576 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
2578 * config/rs6000/darwin-ldouble.c (isless): New macro.
2580 (nonfinite): New macro.
2582 (_xlqadd): Completely rewrite.
2583 (_xlqmul): Correct overflow handling.
2584 (_xlqdiv): Correct overflow handling.
2585 * config/rs6000/darwin-ldouble-format: New file.
2587 2004-07-30 Roger Sayle <roger@eyesopen.com>
2588 Richard Henderson <rth@redhat.com>
2590 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
2591 9 into the equivalent lea instruction.
2593 2004-07-30 Richard Henderson <rth@redhat.com>
2595 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
2596 with DECL_INITIAL if fb_lvalue.
2597 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
2598 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
2600 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
2602 2004-07-30 Diego Novillo <dnovillo@redhat.com>
2604 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
2605 pointer escapes through a function call, assume that the
2606 callee will dereference it.
2607 (add_pointed_to_var): Assume that VALUE is always an
2609 (collect_points_to_info_r): Only call add_pointed_to_var if
2610 the value is an ADDR_EXPR.
2612 2004-07-30 Diego Novillo <dnovillo@redhat.com>
2614 * tree-ssa-alias.c (create_alias_map_for): Do not get the
2615 alias set of the inner type of ARRAY_TYPEs.
2617 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2619 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
2620 setting a non-register to UNDEFINED right before the call to
2623 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2625 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
2627 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2629 * tree-ssa.c (verify_flow_sensitive_alias_info): When
2630 comparing points-to sets of different pointers, make sure the
2631 second pointer is actually referenced in the code.
2633 2004-07-29 Zack Weinberg <zack@codesourcery.com>
2635 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
2636 (got_symbolic_operand): Remove unreachable code.
2637 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
2638 setjmp_operand; add entry for tls_symbolic_operand.
2639 * config/ia64/ia64-protos.h: Remove all prototypes of
2640 predicate functions.
2642 2004-07-29 Mark Mitchell <mark@codesourcery.com>
2644 * c-common.h (lang_post_pch_load): New variable.
2645 * c-pch.c (lang_post_pch_load): Define it.
2646 (c_common_read_pch): Use it.
2647 * cgraphunit.c (record_call_1): Give the front end a chance to
2648 record additional needed entities when a variable is marked as
2650 * tlink.c (recompile_files): Robustify.
2651 (scan_linker_output): If a symbol is assigned to a file,
2652 but after recompilation is not present there, issue an error
2655 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2657 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
2658 Take orig_loop argument and pass it to set_level.
2659 (schedule_sm): Pass the correct orig_loop to force_move_till.
2661 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2663 * cfgloop.c (update_latch_info): Update dominator of the new block.
2664 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
2666 * dominance.c (verify_dominators): Check that the dominance tree is
2668 (recount_dominator): Ignore unreachable blocks.
2669 (iterate_fix_dominators): Cleanup old dominance information before
2672 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2674 * tree-ssa-operands.c (get_expr_operands): Revert changes
2675 to ADDR_EXPR processing introduced by:
2676 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2677 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
2679 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
2681 * doc/implement-c.texi: Add C90 subclause references. Point to
2682 preprocessor documentation instead of duplicating it. Add points
2683 only present in C90. Fill in documentation for all points.
2685 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2687 * pa.c (output_movb): Correct typo.
2689 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
2691 * ra.h (single_reg_in_regclass): Declare.
2692 * ra.c (single_reg_in_regclass): Define.
2693 (first_hard_reg): New.
2694 (init_ra): Initialize single_reg_in_regclass.
2695 * ra-colorize.c (ok_class): New.
2696 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
2698 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
2700 * gcov-io.h: Allow zero tag as EOF indicator.
2701 (gcov_is_eof): Remove.
2702 (gcov_truncate): Remove.
2703 * gcov-io.c (gcov_seek): Always SEEK_SET.
2704 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
2706 * coverage.c (read_counts_file): Don't use gcov_is_eof.
2707 * gcov-dump.c (dump_file): Likewise.
2708 * gcov.c (read_graph_file, read_count_file): Likewise.
2710 * c-decl.c (complete_array_type): Don't gratuitously copy
2711 maxindex. Check it always has a type.
2713 2004-07-29 Steven Bosscher <stevenb@suse.de>
2715 * rtl.c (currently_expanding_to_rtl): New.
2716 * rtl.h (currently_expanding_to_rtl): Export it.
2717 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
2719 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
2721 * config/sh/sh.c: Replace rtx_equal_function_value_matters
2722 with currently_expanding_to_rtl.
2723 * config/sh/sh.md: Likewise.
2724 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
2726 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2728 Introduce sh2a support.
2729 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2730 * config.gcc: Build multilibs for sh2a and sh2a-single by
2732 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
2733 default. Split their tests out of the corresponding SH4
2735 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
2737 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2738 * config.gcc: Handle sh2a multilibs and cpu selection.
2739 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
2740 * config/sh/t-mlib-sh2a: New.
2741 * config/sh/t-mlib-sh2a-nofpu: New.
2742 * config/sh/t-mlib-sh2a-single: New.
2743 * config/sh/t-mlib-sh2a-single-only: New.
2744 2004-07-09 Nick Clifton <nickc@redhat.com>
2746 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
2747 -ml and -m2a are used together.
2748 2004-03-23 DJ Delorie <dj@redhat.com>
2749 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
2750 when we have a double-sized FPU.
2751 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2752 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
2754 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
2755 -msh2a-single and -msh2a-single-only
2756 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2757 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
2759 2004-02-20 DJ Delorie <dj@delorie.com>
2760 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
2761 2004-02-20 Fred Fish <fnf@redhat.com>,
2762 Corinna Vinschen <vinschen@redhat.com>
2763 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
2764 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
2765 2004-02-18 DJ Delorie <dj@redhat.com>
2766 * config/sh/sh.c (broken_move): Add support for movi20.
2767 * config/sh/sh.h: Likewise.
2768 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
2769 * config/sh/sh.md (udivsi3_sh2a): New.
2774 (ashlsi3_sh2a): New.
2775 (ashrsi3_sh2a): New.
2776 (lshrsi3_sh2a): New.
2777 (movsi_i): Disable for sh2a.
2778 (movsi_ie): Add movi20.
2779 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
2780 sh2a, for -m2a-nofpu mode.
2781 2004-02-13 DJ Delorie <dj@redhat.com>
2782 * config/sh/lib1funcs.asm: Handle double vs single better.
2783 * config/sh/sh.h: Likewise.
2784 2004-02-09 DJ Delorie <dj@redhat.com>
2785 * config/sh/crt1.asm: Add support for sh2a.
2786 * config/sh/elf.h: Likewise.
2787 * config/sh/lib1funcs.asm: Likewise.
2788 * config/sh/sh.c: Likewise.
2789 * config/sh/sh.md: Likewise.
2790 * config/sh/sh.h: Likewise.
2791 * config/sh/t-sh: Likewise.
2793 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2795 * config/frv/frv.md (movqi_internal, movhi_internal,
2796 movsi_internal): Add backup alternatives for memory inputs.
2798 2004-07-28 Matt Austern <austern@apple.com>
2800 * config/darwin.c (darwin_one_byte_bool): New global variable.
2801 * config/darwin.h (darwin_one_byte_bool): Declare.
2802 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
2803 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
2804 value of darwin_one_byte_bool.
2805 * doc/invoke.texi: Document -mone-byte-bool flag.
2807 2004-07-28 Eric Christopher <echristo@redhat.com>
2809 * c-common.c (c_common_unsafe_for_reeval): Delete.
2810 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
2811 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
2812 * calls.c (fix_unsafe_tree): Delete.
2813 (expand_call): Delete code which used above.
2814 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
2815 * expr.c (expand_expr_real_1): Ditto.
2816 * fold-const.c (non_lvalue): Ditto.
2817 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2818 (lhd_unsafe_for_reeval): Ditto.
2819 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
2820 * langhooks.h (unsafe_for_reeval): Ditto.
2821 (unsave_expr_now): Adjust comment.
2822 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
2823 (estimate_num_insns_1): Ditto.
2824 * tree-pretty-print.c (dump_generic_node): Ditto.
2825 * tree.c (expr_align): Ditto.
2826 (unsave_expr): Delete.
2827 (unsafe_for_reeval): Ditto.
2828 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
2829 * tree.def (UNSAVE_EXPR): Delete.
2830 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2832 2004-07-28 Zack Weinberg <zack@codesourcery.com>
2834 * tree.h (enum tls_model): Move ...
2835 * coretypes.h: ... here.
2837 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2839 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
2841 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2843 * cse.c (validate_canon_reg): New function, split out from...
2844 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
2846 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2848 * tree-ssa-alias.c (maybe_create_global_var): Don't just
2849 return if .GLOBAL_VAR has been created.
2851 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2853 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
2854 every variable that may have aliases, not just tags.
2856 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
2858 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
2859 move_from_CR_eq_bit.
2860 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
2863 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
2866 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
2867 output_e500_flip_eq_bit.
2869 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
2870 output_e500_flip_eq_bit.
2871 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
2872 output_e500_flip_eq_bit.
2873 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
2874 (print_operand): case D. Get to EQ bit.
2876 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2878 * gcov.c (function_summary): Add missing \n.
2880 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2882 Introduce sh4a support.
2883 * config.gcc: Handle sh4a multilibs and cpu selection.
2884 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
2885 * config/sh/t-mlib-sh4a: New.
2886 * config/sh/t-mlib-sh4al: New.
2887 * config/sh/t-mlib-sh4a-nofpu: New.
2888 * config/sh/t-mlib-sh4a-single: New.
2889 * config/sh/t-mlib-sh4a-single-only: New.
2890 2004-02-20 DJ Delorie <dj@redhat.com>
2891 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
2892 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
2893 2003-08-22 Eric Christopher <echristo@redhat.com>
2894 * config/sh/sh4a.md: Update for chip errata.
2895 2003-08-07 Eric Christopher <echristo@redhat.com>
2896 * config/sh/sh4a.md: New file. sh4a processor description.
2897 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
2898 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
2900 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
2901 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
2902 * doc/invoke.texi (SH Options): Document -m4al.
2903 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
2904 * config/sh/sh.c (expand_block_move): Remove commented-out code
2905 checked in by mistake.
2906 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
2907 single elements from SFmode vectors.
2908 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
2910 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
2911 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
2912 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
2913 sh_fsca_int2sf): Remove variable declarations.
2914 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2915 sh_fsca_int2sf): New functions.
2916 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
2917 sh_fsca_int2sf_rtx): New static variables.
2918 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
2919 sh_fsca_int2sf): Declare.
2920 * config/sh/sh.md: Adjust.
2921 * doc/invoke.texi (SH Options): Document new options.
2922 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
2923 compatibility from SH4 code.
2924 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
2925 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
2927 (memory_movsrc_operand): Renamed to...
2928 (unaligned_load_operand): ... this. Simplified.
2929 * config/sh/sh.h (PREDICATE_CODES): Adjust.
2930 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
2931 input operand to SImode, and adjust the others. Introduce
2932 post-increment by peephole.
2933 * config/sh/sh.c (expand_block_move): Give the target address the
2934 same mode as the temp reg.
2935 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
2937 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
2938 Introduce support for SH4a.
2939 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
2940 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
2941 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2942 sh_fsca_int2sf): New.
2943 (sh_init_builtins): Initialize them.
2944 (print_operand): Support `d'.
2945 (expand_block_move): Use movua if src is misaligned.
2946 (memory_movsrc_operand): New.
2947 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
2948 and one of the SH4 macros.
2949 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
2950 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
2951 SELECT_SH4A_SINGLE): New.
2952 (TARGET_NONE): Add SH4A_BIT.
2953 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
2954 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
2955 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
2956 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
2957 (enum processor_type): Added PROCESSOR_SH4A.
2958 (PREDICATE_CODES): Add memory_movsrc_operand.
2959 * config/sh/sh.md: Removed unused variables.
2960 (attr cpu): Add sh4a.
2961 (attr type): Add movua, fsrra and fsca.
2962 (prefetch): New, for SH4.
2963 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
2964 (toggle_sz): Set type to fp.
2965 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
2966 (movua, extv, extzv): New.
2967 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
2970 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2972 * tree-optimize.c (init_tree_optimization_passes): Schedule
2973 pass_may_alias right after the program is renamed into SSA.
2974 * tree-pass.h (PROP_alias): Define.
2975 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
2976 * tree-sra.c (pass_sra): Likewise.
2977 * tree-ssa-ccp.c (pass_ccp): Likewise.
2978 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
2979 * tree-ssa-dce.c (pass_dce): Likewise.
2980 * tree-ssa-dom.c (pass_dominator): Likewise.
2981 * tree-ssa-dse.c (pass_dse): Likewise.
2982 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2983 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2984 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2985 * tree-ssa-pre.c (pass_pre): Likewise.
2986 * tree-tailcall.c (pass_tail_recursion): Likewise.
2987 * tree-ssa.c (pass_redundant_phi): Likewise.
2988 * tree-ssa-alias.c (aliases_computed_p): Remove.
2990 (init_alias_info): Do not mark all type tags for renaming
2992 Clear may_aliases from every symbol.
2993 (setup_pointers_and_addressables): If a pointer has not been
2994 dereferenced and it had a type tag, clear it and mark the old
2997 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2999 PR tree-optimization/16705
3000 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
3003 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3005 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
3008 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
3009 don't make another one.
3011 PR optimization/15077
3012 * function.h (struct function): Add field saved_static_chain_decl.
3013 Fix comment for static_chain_decl.
3014 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
3015 * tree-inline.h (save_body): Add new arg.
3016 * tree-optimize.c (tree_rest_of_compilation): Handle saving
3019 2004-07-27 Richard Henderson <rth@redhat.com>
3021 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
3022 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
3023 is_gimple_addressable.
3024 * tree-gimple.c (is_gimple_addressable): Rename from
3025 is_gimple_addr_expr_arg; accept INDIRECT_REF.
3026 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
3027 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
3028 rename to is_gimple_addressable.
3030 2004-07-28 Alan Modra <amodra@bigpond.net.au>
3032 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
3034 2004-07-27 Richard Henderson <rth@redhat.com>
3036 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
3039 2004-07-27 Zack Weinberg <zack@codesourcery.com>
3041 * libgcc2.c: Change all conditionals testing
3042 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
3043 * libgcc2.h: Likewise.
3044 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
3045 TYPE_PRECISION of float80_type to 80.
3046 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
3047 of fpreg_type and float80_type to 80.
3048 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
3049 * config/m68k/netbsd-elf.h:
3050 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
3051 to evaluate to 80 whenever they would formerly have evaluated to 96.
3052 * config/i386/sco5.h: Remove unnecessary redefinition of
3053 LONG_DOUBLE_TYPE_SIZE.
3054 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
3055 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
3056 XFmode, with a bitsize of 80. Update commentary.
3057 * config/ia64/ia64-modes.def: Likewise.
3058 * config/m68k/m68k-modes.def: Likewise.
3060 2004-07-27 Steven Bosscher <stevenb@suse.de>
3062 * cfgexpand.c (tree_expand_cfg): Fix comment.
3064 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
3065 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
3067 (prepare_function_start): Don't set rtx_equal_function_value_matters.
3068 * integrate.c (copy_rtx_and_substitute): Don't test for it.
3069 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
3070 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
3071 here again. Update leading comment.
3072 * rtl.c (rtx_equal_function_value_matters): Remove.
3073 (rtx_equal_p): Don't test for it.
3074 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
3077 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
3078 * rtl.c (note_insn_name): Likewise.
3079 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
3080 * final.c (final_scan_insn): Likewise.
3082 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
3083 * passes.c (rest_of_handle_eh): Do it here.
3085 * stmt.c (struct nesting): Remove struct nesting block member.
3086 (struct stmt_status): Remove x_block_start_count field.
3087 (current_block_start_count): Remove.
3089 2004-07-27 Brian Booth <bbooth@redhat.com>
3091 * tree-optimize.c (register_one_dump_file): Update condition that uses
3093 (dup_pass_1): Replace with...
3094 (next_pass_1): This.
3095 (NEXT_PASS): Call next_pass_1.
3097 (init_tree_optimization_passes): Remove uses of DUP_PASS.
3098 (execute_one_pass): Update condition that uses
3100 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
3103 2004-07-27 Nick Clifton <nickc@redhat.com>
3105 * config/m32r/m32r.c: Include integrate.h in order to get the
3106 prototype for get_hard_reg_initial_val().
3108 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
3109 and tidy up indentation.
3110 (final_presence_set): Use absence_set instead, so that if there is
3111 nothing in the "o" pipe the "s" pipe can be scheduled.
3113 2004-07-27 Diego Novillo <dnovillo@redhat.com>
3115 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
3116 don't have PT_VARS nor PT_MALLOC set.
3117 Clear name tag from pointers that have not been dereferenced.
3118 (set_pt_anything, set_pt_malloc): Forward declare.
3119 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
3120 not type compatibility when determining if a pointer can be
3123 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
3125 * expr.h (canonicalize_condition, get_condition): Add an int argument.
3126 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
3127 it to check whether the condition is still valid at the jump insn.
3128 * ifcvt.c (noce_get_condition): Likewise.
3129 (noce_get_alt_condition): Update call to canonicalize_condition.
3130 * loop-iv.c (simplify_using_initial_values): Update call to
3131 get_condition. Remove FIXME.
3132 (check_simple_exit): Update call to get_condition.
3133 * loop-unswitch.c (may_unswitch_on): Likewise.
3134 * loop.c (check_dbra_loop): Likewise.
3135 (canonicalize_condition, get_condition): Add an argument to say whether
3136 the condition must still be valid at INSN.
3137 (get_condition_for_loop): Update call to get_condition. Require that
3138 the condition be valid at INSN.
3139 * predict.c (estimate_probability): Update call to get_condition.
3140 Remove unused earliest parameter.
3141 (expected_value_to_br_prob): Update call to canonicalize_condition.
3143 2004-07-26 Eric Christopher <echristo@redhat.com>
3145 * tree-dfa.c (add_referenced_var): Register initializers of global
3148 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
3150 * config/i386/i386.c (function_arg): Always treat 8-
3151 and 16-byte wide vectors the same, even if MMX/SSE
3153 (contains_128bit_aligned_vector_p): Add comment.
3155 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
3157 * ra.h (enum node_type): Rename to:
3158 (enum ra_node_type).
3159 * ra-colorize.c: Likewise.
3161 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
3163 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
3164 after simplifying the jump.
3166 2004-06-26 Richard Henderson <rth@redhat.com>
3168 * calls.c (combine_pending_stack_adjustment_and_call): Make
3169 preferred_unit_stack_boundary argument unsigned. Make
3170 unadjusted_alignment unsigned.
3171 (expand_call): Make preferred_stack_boundary and
3172 preferred_unit_stack_boundary variables unsigned.
3173 * function.c (assign_stack_local_1): Make alignment unsigned.
3174 * function.h (struct function): Make stack_alignment_needed,
3175 preferred_stack_boundary unsigned.
3176 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
3177 (ix86_compute_frame_layout): Make stack_alignment_needed,
3178 preferred_alignment variables unsigned.
3179 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
3181 2004-07-26 Tom Tromey <tromey@redhat.com>
3183 * tree.h: Fix typo in comment.
3185 2004-07-26 Daniel Jacobowitz <dan@debian.org>
3188 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
3189 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
3190 (ggc_free): Remove incorrect freeing.
3191 (sweep_pages): Advance PP for large pages. Fix indentation.
3193 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
3195 PR rtl-optimization/16643
3196 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
3197 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
3198 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
3199 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
3200 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
3201 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3202 * rtl.h (tracer): Add a flags parameter.
3203 * tracer.c (tracer): Pass it to cfg_layout_initialise.
3204 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
3205 (rest_of_handle_reorder_blocks): Update calls to tracer and
3206 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
3207 (rest_of_handle_tracer): Pass 0 to tracer.
3208 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
3210 2004-07-25 David Edelsohn <edelsohn@gnu.org>
3213 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
3216 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
3218 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
3219 (BINFO_BASE_ACCESS): Adjust.
3220 (BINFO_BASE_ACCESS_APPEND): New.
3221 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
3222 * dbxout.c (dbxout_type): Adjust binfo access accessing.
3223 * dwarf2out.c (gen_member_die): Likewise.
3224 * tree-dump.c (deque_and_dump): Likewise.
3226 2004-07-26 Falk Hueffner <falk@debian.org>
3228 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
3231 2004-07-25 Roger Sayle <roger@eyesopen.com>
3233 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
3234 value off of the stack if TARGET_USE_FFREEP.
3236 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3238 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
3239 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
3240 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
3241 check on invocation of XRESIZEVEC ().
3243 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3245 * c-common.c (disable_builtin_function): Rename variable n to
3246 new_disabled_builtin.
3247 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
3248 Rename local variable old to old_decl.
3249 * gensupport.c (shift_output_template): Rename parameter old to src.
3250 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
3251 old_rtx and newx to new_rtx.
3253 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3255 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
3257 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
3259 * c-lex.c: Likewise.
3261 2004-07-25 Roger Sayle <roger@eyesopen.com>
3263 * fold-const.c (constant_boolean_node): Make extern.
3264 (make_range): Wrap long lines.
3265 (fold_cond_expr_with_comparison): Remove unnecessary call to
3266 pedantic_non_lvalue. Add missing calls to fold_convert.
3267 (fold_truthop): Add missing calls to fold_convert.
3269 * tree.h (constant_boolean_node): Add prototype here.
3270 * builtins.c (expand_builtin_strncmp): Add missing calls to
3272 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
3273 Call fold_convert and constant_boolean_node to correct types.
3274 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
3275 missing call to fold_convert to correct types.
3277 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
3278 Brian Ryner <bryner@brianryner.com>
3282 * c-common.c (c_common_attribute_table): Allow
3283 handle_visibility_attribute to be called for types.
3284 (handle_visibility_attribute) When given a type, set the visibility
3285 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
3286 so that we can check later whether the attribute was present. Added
3287 warning if attribute applied to non class type.
3288 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
3289 decls and checking that they are consistent.
3290 * common.opt: Added -fvisibility.
3291 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
3292 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
3293 * flags.h, tree.h: Added assorted support defines for overall patch
3294 * opts.c: Added parsing support for -fvisibility.
3295 * tree.c (build_decl): Set visibility for all decls to be whatever
3296 is in force at that time.
3297 * varasm.c (default_binds_local_p_1): Reworked logic determining
3298 when to make a symbol locally bound.
3299 * doc/invoke.texi: Added documentation for -fvisibility and
3300 -fvisibility-inlines-hidden.
3302 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3304 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
3305 * c-common.c: Add missing casts from void * to other types.
3306 * c-decl.c: Likewise.
3307 * c-format.c: Likewise.
3308 * c-lex.c: Likewise.
3309 * c-pragma.c: Likewise.
3310 * c-typeck.c: Likewise.
3311 * defaults.h: Likewise.
3312 * genconstants.c: Likewise.
3313 * gengtype-lex.l: Likewise.
3314 * genmodes.c: Likewise.
3315 * read-rtl.c: Likewise.
3318 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3320 * bitmap.c: Use type-safe memory allocation macros from libiberty.
3321 * c-common.c: Likewise.
3322 * c-decl.c: Likewise.
3323 * c-lang.c: Likewise.
3324 * c-lex.c: Likewise.
3325 * c-opts.c: Likewise.
3326 * c-parse.in: Likewise.
3327 * c-typeck.c: Likewise.
3328 * genconditions.c: Likewise.
3329 * gengtype-lex.l: Likewise.
3330 * gengtype-yacc.y: Likewise.
3331 * gengtype.c: Likewise.
3332 * genmodes.c: Likewise.
3333 * gensupport.c: Likewise.
3334 * read-rtl.c: Likewise.
3335 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
3338 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3340 * c-decl.c (groktypename, groktypename_in_param_context): Rename
3341 variable typename to type_name.
3342 * c-lex.c (interpret_float): Likewise.
3344 2004-07-25 Roger Sayle <roger@eyesopen.com>
3346 * convert.c (convert_to_real, convert_to_integer,
3347 convert_to_complex): Replace calls to build with calls to buildN.
3348 * coverage.c (tree_coverage_counter_ref): Likewise.
3349 * dojump.c (do_jump): Likewise.
3350 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
3351 * emit-rtl.c (component_ref_for_mem_expr,
3352 set_mem_attributes_minus_bitpos): Likewise.
3353 * explow.c (update_nonlocal_goto_save_area): Likewise.
3354 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
3355 expand_mult_add): Likewise.
3356 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
3357 store_constructor, get_inner_reference, expand_expr_real_1,
3358 try_casesi, try_tablejump): Likewise.
3359 * function.c (expand_function_start): Likewise.
3360 * stmt.c (emit_case_bit_tests, expand_end_case_type,
3361 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
3362 * stor-layout.c (place_union_field, layout_type): Likewise.
3363 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
3364 * varasm.c (copy_constant): Likewise.
3366 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3368 * c-common.c: Rename all identifiers named `new'.
3369 * c-decl.c: Likewise.
3370 * gensupport.c: Likewise.
3371 * simplify-rtx.c: Likewise.
3372 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
3374 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
3377 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
3380 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
3381 declarations until after calling pushdecl.
3382 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
3383 "extern" and not on whether the declaration is initialized.
3385 2004-07-25 Daniel Jacobowitz <dan@debian.org>
3387 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3388 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
3389 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
3390 "cpplib.h", "c-pragma.h", "c-common.h".
3391 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
3392 (solaris_register_pragmas): New functions.
3393 * config/sol2-protos.h: New file.
3394 * config/sol2.c: New file.
3395 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
3396 (REGISTER_TARGET_PRAGMAS): New macros.
3397 (solaris_pending_aligns, solaris_pending_inits)
3398 (solaris_pending_finis): New variables.
3399 * config/t-sol2 (sol2-c.o): Update dependencies.
3401 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
3402 SUBTARGET_INSERT_ATTRIBUTES.
3403 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
3404 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
3405 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
3406 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
3407 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
3408 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
3409 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
3410 * config/sparc/sparc.c (sparc_attribute_table): New.
3411 (TARGET_INSERT_ATTRIBUTES): Define in terms of
3412 SUBTARGET_INSERT_ATTRIBUTES.
3413 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
3415 * doc/extend.texi (Solaris Pragmas): New section.
3417 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3419 * c-common.c: Rename all identifiers named `class' to `cl'.
3420 * c-common.h: Likewise.
3421 * c-parse.in: Likewise.
3422 * c-typeck.c: Likewise.
3423 * genmodes.c: Likewise.
3426 * recog.c: Likewise.
3427 * recog.h: Likewise.
3428 * regrename.c: Likewise.
3430 * c-common.c (builtin_function_2): Change type of 5th parameter from
3431 int to enum built_in_function. Change type of 8th parameter from int
3433 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
3435 * c-typeck.c (convert_arguments): Change type of formal_prec from
3436 int to unsigned int.
3437 * genmodes.c (blank_mode): Make a few negative constants unsigned.
3438 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
3439 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
3440 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
3441 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
3442 iterator to for_all_modes () instead of an enum because enums can't
3443 be incremented in C++.
3446 2004-07-25 Daniel Jacobowitz <dan@debian.org>
3448 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
3451 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3453 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
3454 Handle ARRAY_RANGE_REF like ARRAY_REF.
3456 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
3458 * c-typeck.c (digest_init): Don't allow arrays of signed or
3459 unsigned variants of wchar_t to be initialized by wide string
3460 constants. Do allow arrays of enumerated types compatible with
3461 wchar_t to be initialized by wide string constants. Refine tests
3462 distinguishing wide and narrow strings and arrays. Give specific
3463 error for arrays of other integer types initialized by string
3465 (output_init_element, process_init_element): Check for
3466 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
3467 initializing with string constants.
3469 2004-07-25 Richard Henderson <rth@redhat.com>
3471 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
3473 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3474 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
3475 DECL_IGNORED_P to new decl.
3477 2004-07-24 Zack Weinberg <zack@codesourcery.com>
3479 * config/ia64/ia64.c (general_xfmode_operand)
3480 (destination_xfmode_operand): Delete.
3481 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
3482 * config/ia64/ia64.md (*movxf_internal): Use general_operand
3483 and destination_operand.
3485 2004-07-24 Alexander Kabaev <kan@freebsd.org>
3487 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
3488 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
3490 2004-07-24 Alexander Kabaev <kan@freebsd.org>
3491 Zack Weinberg <zack@codesourcery.com
3494 * c-decl.c (diagnose_mismatched_decls): Don't issue a
3495 redundant-declaration warning the first time a builtin is
3496 declared explicitly.
3498 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3500 * tree.h (staticp): Change return type to bool.
3502 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3504 * c-common.c (c_staticp): Last episode of the staticp saga.
3506 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3508 * c-common.h (c_staticp): Change return type from int to bool.
3509 * tree.c (staticp): Likewise.
3510 * langhooks.h (staticp): Likewise.
3512 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3514 * langhooks-def.h (lhd_staticp): Change return type from int to
3515 bool in prototype to match definition.
3517 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3519 * system.h (bool, true, false): Don't redefine as preprocessor macros
3522 2004-07-24 Roger Sayle <roger@eyesopen.com>
3524 * expmed.c (init_expmed): A signed modulus by a power of two is
3525 considered cheap if its less than or equal to four instructions.
3527 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3529 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
3530 GGC_CNEWVAR): New macros.
3532 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3534 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
3536 * c-decl.c: Likewise.
3537 * c-format.c: Likewise.
3538 * c-lex.c: Likewise.
3539 * c-opts.c: Likewise.
3540 * c-pragma.c: Likewise.
3541 * c-typeck.c: Likewise.
3542 * gencheck.c: Likewise.
3543 * genconditions.c: Likewise.
3544 * genconfig.c: Likewise.
3545 * genflags.c: Likewise.
3546 * gengtype.c: Likewise.
3547 * gensupport.c: Likewise.
3548 * ggc-none.c: Likewise.
3549 * langhooks.c: Likewise.
3550 * statistics.h: Likewise.
3551 * stub-objc.c: Likewise.
3552 * java/decl.c: Likewise.
3554 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
3556 * config/m68k/m68k.c (output_scc_di): Fix coding style.
3557 (symbolic_operand): Fix prototype.
3558 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
3559 * config/m68k/m68k.md: Add constants for registers a0 and sp and
3560 use them, change from the "{...}" syntax to the simpler {...}
3562 (*cfv4_extendqisi2): Fix destination predicate.
3563 * config/m68k/m68k-protos.h: Remove various declarations also
3564 generated via PREDICATE_CODES.
3566 2004-07-23 Mike Stump <mrs@apple.com>
3568 * c-typeck.c (convert_for_assignment): Tightened up pointer
3569 converstions that differ in signedness.
3571 2004-07-23 Zack Weinberg <zack@codesourcery.com>
3573 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
3575 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3577 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
3578 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
3580 * gimplify.c (gimplify_compound_lval): Check for no handled
3581 operations, rather than checking for explicit list of nodes.
3582 (is_gimple_addr_expr_arg_or_indirect): New function.
3583 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
3584 redundant setting of TREE_INVARIANT.
3585 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
3586 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
3588 2004-07-23 Diego Novillo <dnovillo@redhat.com>
3590 PR tree-optimization/16688
3591 PR tree-optimization/16689
3592 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
3593 unnecessary initialization of 'tag'.
3594 (get_tmt_for): Check that the new type tag has the same alias
3595 set as the pointed-to type.
3596 (group_aliases): Only regular variables need to be removed
3597 from the alias set of a name tag.
3598 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
3599 propagation if the two types are not compatible.
3600 (merge_alias_info): Rename from replace_ssa_names_ann.
3602 (replace_exp_1): If both arguments are SSA_NAMEs, check that
3603 the propagation can be done.
3604 Only call merge_alias_info on pointers.
3605 (propagate_value): Likewise.
3606 * tree-ssa-copyrename.c: Include langhooks.h.
3607 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
3609 Do not coalesce variables with incompatible types.
3610 (rename_ssa_copies): Call replace_ssa_name_symbol.
3611 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
3612 the same type as the underlying _DECL.
3613 * tree-ssanames.c (replace_ssa_name_symbol): New function.
3614 * tree.h (replace_ssa_name_symbol): Declare.
3616 2004-07-23 Richard Henderson <rth@redhat.com>
3619 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
3620 unshare it properly.
3621 (gimplify_modify_expr_rhs): Push assignment from a conditional into
3622 the conditional for all non-register types.
3624 2004-07-23 Richard Henderson <rth@redhat.com>
3626 * expr.c (expand_expr_real_1): Don't handle non-local variables.
3627 * expr.h (fix_lexical_addr): Remove.
3628 * function.c (NEED_SEPARATE_AP): Remove.
3629 (fix_lexical_addr): Remove.
3630 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
3631 not null decl_function_context.
3632 (create_alias_vars): Likewise.
3633 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
3634 (simple_goto_p): Likewise.
3635 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
3636 * tree-ssa-ccp.c (get_default_value): Likewise.
3637 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3638 * tree.c (needs_to_live_in_memory): Likewise.
3639 * tree-flow-inline.h (may_be_aliased): Move...
3640 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
3641 when TREE_STATIC variables may be addressable.
3643 2004-07-24 Jakub Jelinek <jakub@redhat.com>
3645 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
3647 2004-07-23 Zack Weinberg <zack@codesourcery.com>
3649 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
3650 bitmap contents if GENERATOR_FILE is defined.
3651 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
3652 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
3654 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
3656 * c-decl.c (start_function): Form composite type of function types
3657 rather than copying type from previous prototype declaration.
3659 2004-07-23 Janis Johnson <janis187@us.ibm.com>
3661 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
3662 the const qualifier for the second argument in the C++ functions.
3664 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
3665 specific pointer types.
3667 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
3668 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
3669 for vector bool and/or vector pixel, add C++ and C missing support.
3670 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
3671 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
3672 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
3673 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
3674 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
3675 missing C++ and C support for vector bool and/or vector pixel.
3676 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
3677 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
3678 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
3679 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
3680 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
3681 C++ and C types used for vector bool and/or vector pixel.
3682 (vec_st, vec_stl): Add C++ support for vector pixel.
3683 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
3684 (vec_all_ne): Add C++ support for vector pixel.
3686 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
3687 (vec_vmulesb): Add missing C++ function.
3688 (vec_perm): Fix type of third argument in C++ function.
3689 (vec_vsum4shs): Fix C++ function name.
3690 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
3691 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
3692 argument passed to the error handler in C macro.
3693 (vec_nmsub): Remove extra parens around argument names in C macro.
3694 (vec_packpx): Add missing parens in C macro.
3696 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3698 * machmode.def: Remove vector modes.
3699 * config/alpha/alpha-modes.def: Add supported vector modes.
3700 * config/arm/arm-modes.def: Likewise.
3701 * config/frv/frv-modes.def: Likewise.
3702 * config/i386/i386-modes.def: Likewise.
3703 * config/rs6000/rs6000-modes.def: Likewise.
3704 * config/sh/sh-modes.def: Likewise.
3706 2004-07-23 Matthias Klose <doko@debian.org>
3708 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
3709 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
3710 * config.h: Regenerate.
3711 * configure: Likewise.
3713 2004-07-22 Mark Mitchell <mark@codesourcery.com>
3715 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
3716 generated SYMBOL_REFs for labels.
3717 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
3719 (machopic_stub_name): Remove.
3720 (machopic_indirection_name): New function.
3721 (machopic_mcount_stub_name): Likewise.
3722 (machopic_classify_name): Remove.
3723 (machopic_function_base_sym): New function.
3724 (machpoic_classify_symbol): Likewise.
3725 (machopic_classify_ident): Remove.
3726 (machopic_define_ident): Likewise.
3727 (machopic_define_name): Likewise.
3728 (machopic_name_defined_p): Likewise.
3729 (machopic_ident_defined_p): Likewise.
3730 (darwin_strip_name_encoding): Likewise.
3731 (machopic_define_symbol): New function.
3732 * config/darwin.c (hashtab.h): Include.
3733 (machopic_defined_list): Remove.
3734 (machopic_classify_ident): Likewise.
3735 (machopic_classify_name): Likewise.
3736 (machopic_ident_defined_p): Likewise.
3737 (machopic_define_ident): Likewise.
3738 (machopic_define_name): Likewise.
3739 (machopic_symbol_defined_p): New function.
3740 (machopic_classify_symbol): Likewise.
3741 (machopic_data_defined_p): Use machopic_classify_symbol.
3742 (machopic_define_symbol): New function.
3743 (machopic_function_base_sym): New function.
3744 (machopic_non_lazy_pointers): Remove.
3745 (machopic_non_lazy_ptr_name): Likewise.
3746 (machopic_stubs): Likewise.
3747 (machopic_stub_name): Likewise.
3748 (NON_LAZY_POINTER_SUFFIX): New macro.
3749 (STUB_SUFFIX): Likewise.
3750 (machopic_indirection): New structure.
3751 (machopic_indirections): New variable.
3752 (machopic_indirection_hash): New function.
3753 (machopic_indirection_eq): Likewise.
3754 (machopic_indirection_name): Likewise.
3755 (machopic_mcount_stub_name): New function.
3756 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
3758 (machopic_indirect_data_reference): Rework to use new functions.
3759 (machopic_indirect_call_target): Likewise.
3760 (machopic_legitimize_pic_address): Likewise.
3761 (machopic_output_indirection): New function.
3762 (machopic_finish): Use it.
3763 (machopic_operand_p): Rework to use new functions.
3764 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
3765 (darwin_strip_name_encoding): Remove.
3766 (update_non_lazy_ptrs): Remove.
3767 (update_stubs): Likewise.
3768 (darwin_non_lazy_pcrel): Use new functions.
3769 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3770 (ASM_OUTPUT_LABELREF): Likewise.
3771 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3772 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
3773 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
3774 (TARGET_STRIP_NAME_ENCODING): Do not use
3775 darwin_strip_name_encoding.
3776 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
3777 darwin_strip_name_encoding.
3778 * config/i386/darwin.h (FUNCTION_PROFILER): Use
3779 machopic_mcount_stub_name.
3780 * config/i386/i386.c (x86_output_mi_thunk): Use
3781 machopic_indirection_name, not machopic_stub_name.
3782 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
3783 machopic_function_base_sym.
3784 (print_operand): Use machopic_classify_symbol.
3785 (rs6000_emit_prologue): Use machopic_function_base_sym.
3786 (output_profile_hook): Do not use machopic_stub_name.
3787 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
3789 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3792 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
3795 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3797 * doc/implement-c.texi: New file.
3798 * doc/extend.texi (C Implementation): Move to there.
3799 * doc/gcc.texi: Include implement-c.texi.
3800 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
3802 2004-07-22 Jason Merrill <jason@redhat.com>
3804 * integrate.c (copy_decl_for_inlining): Remove invisible reference
3806 * tree-inline.c (setup_one_parameter): Likewise.
3808 2004-07-22 Brian Booth <bbooth@redhat.com>
3810 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
3811 (substitute_and_fold): Propigate into VUSE operands when possible.
3812 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
3813 (cp_lattice_meet): Handle merging of latticevalues when
3814 UNKNOWN_VAL is present.
3815 (visit_stmt): Visit assignments with V_MUST_DEFs.
3816 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
3817 (ccp_fold): Deal with RHS' that are constant and virtual.
3818 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
3819 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
3820 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
3821 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
3822 computing immediate uses.
3823 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
3825 (replace_vuse_in): New function.
3826 (likely_value): Add check of vuse operands.
3827 (get_default_value): Set the default value of virtually defined
3828 variables to UKNOWN_VAL instead of VARYING.
3830 2004-07-22 Richard Henderson <rth@redhat.com>
3832 * expr.c (emit_push_insn): Don't use set_mem_attributes.
3834 2004-07-22 Richard Henderson <rth@redhat.com>
3836 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
3837 variables due to conditional compilation.
3839 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3841 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
3842 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
3843 Release SSA names that have been re-renamed.
3844 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
3846 * tree-ssa-alias.c (init_alias_info): If aliases have been
3847 computed before, clear existing alias information.
3848 (create_name_tags): Do no fixup PT_ANYTHING pointers.
3849 If the new name tag for a pointer is different than the one it
3850 had before, mark the old tag for renaming.
3851 (replace_may_alias): New function.
3852 (group_aliases): Call it.
3853 (setup_pointers_and_addressables): Always call get_tmt_for.
3854 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
3856 (set_pt_anything): New local function.
3857 (set_pt_malloc): New local function.
3858 (merge_pointed_to_info): Don't merge pointed-to variables from
3859 the original pointer if the destination is pointing to an
3861 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
3862 (add_pointed_to_var): Do not add a variable to the points-to
3863 set if the pointer is already pointing to anywhere.
3864 (collect_points_to_info_r): If the defining statement is a PHI
3865 node, only merge pointed-to information if the argument has
3866 already been visited.
3867 (get_tmt_for): Only create a new tag if the pointer didn't
3869 (dump_alias_info): Emit more information.
3870 (dump_points_to_info_for): Likewise.
3871 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
3872 try to get the annotation of an SSA_NAME.
3873 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
3874 alias sets when checking is enabled.
3875 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
3876 (eliminate): Mark basic blocks that will need
3877 EH information cleaned up.
3878 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
3880 Initialize need_eh_cleanup.
3881 (fini_pre): Call tree_purge_all_dead_eh_edges and
3882 cleanup_tree_cfg if needed.
3883 Free need_eh_cleanup.
3884 * tree-ssa.c (verify_ssa_name): New function.
3885 (verify_def): Call it.
3886 Re-arrange to avoid printing too many error messages.
3887 (verify_use): Likewise.
3888 (verify_phi_args): Likewise.
3889 (verify_flow_insensitive_alias_info): New function.
3890 (verify_flow_sensitive_alias_info): New function.
3891 (verify_alias_info): New function.
3892 (verify_ssa): Call verify_alias_info.
3893 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
3895 Re-arrange to avoid printing too many error messages.
3896 * tree-ssanames.c (make_ssa_name): Clear
3897 SSA_NAME_IN_FREE_LIST.
3898 (release_ssa_name): Never release a default definition.
3899 (release_defs): New function.
3900 * tree.h: Declare it.
3901 * tree-ssa-dce.c (remove_dead_stmt): Call it.
3903 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3905 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
3906 If true, do a depth-first search. Do a breadht-first search,
3908 (walk_use_def_chains): Add new argument IS_DFS.
3910 * tree-flow.h (walk_use_def_chains): Update prototype.
3912 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
3914 * config/cris/cris.md: Tweak formatting.
3915 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
3916 (mover2side, moverside, movemside, movei, op3, andu): Replace
3917 live define_peephole:s with define_peephole2 near-equivalents.
3919 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
3921 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3922 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
3923 "*mov_sidesi_mem" respectively.
3925 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3927 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
3928 (gimplify_build1): Move from tree-complex.c do_unop.
3929 (gimplify_build2): Move from tree-complex.c do_binop.
3930 (gimplify_build3): New.
3931 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
3932 Adjust throughout to call the functions above.
3933 * tree-flow.h: Declare the functions above.
3934 * tree-nested.c (gimplify_val): Rename to...
3935 (tsi_gimplify_val): ... this.
3937 * Makefile.in (tree_complex.o): Update dependencies.
3938 (stor-layout.o): Depend on regs.h.
3939 * c-common.c (handle_vector_size_attribute): Update for
3940 vector types without corresponding vector modes.
3941 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
3942 a corresponding vector mode is not available.
3943 * print-tree.c (print_node): Print nunits for vector types
3944 * regclass.c (have_regs_of_mode): New.
3945 (init_reg_sets_1): Initialize it and use it instead
3946 of allocatable_regs_of_mode.
3947 * regs.h (have_regs_of_mode): Declare it.
3948 * stor-layout.c (layout_type): Pick a mode for vector types.
3949 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
3950 build_replicated_const, do_unop, do_binop, do_plus_minus,
3951 do_negate, expand_vector_piecewise, expand_vector_parallel,
3952 expand_vector_addition, expand_vector_operations_1,
3953 expand_vector_operations, tree_lower_operations,
3954 pass_lower_vector_ssa, pass_pre_expand): New.
3955 (expand_complex_operations, pass_lower_complex): Remove.
3956 * tree-optimize.c (init_tree_optimization_passes): Adjust
3957 pass ordering for changes in tree-complex.c.
3958 * tree-pass.h: Declare new passes.
3959 * tree.c (finish_vector_type): Remove.
3960 (make_vector_type): New.
3961 (build_vector_type_for_mode, build_vector_type): Rewritten.
3962 * tree.def (VECTOR_TYPE): Document where the number of
3964 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
3965 (make_vector): Remove declaration.
3967 2004-07-21 Richard Henderson <rth@redhat.com>
3969 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
3970 TREE_THIS_VOLATILE, may_aliases, or optimization level.
3971 (remove_useless_vars): Dump debugging info.
3972 (expand_used_vars): Move ...
3973 * cfgexpand.c (expand_used_vars): ... here. Make static.
3974 * tree-flow-inline.h (set_is_used): New.
3975 (set_default_def): Use get_var_ann.
3976 * tree-flow.h: Update decls.
3977 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
3978 (create_ssa_var_map): Use it.
3979 * tree-ssa.c (set_is_used): Remove.
3981 2004-07-22 Ben Elliston <bje@au.ibm.com>
3983 * gdbinit.in: Set a breakpoint on internal_error.
3985 2004-07-21 Richard Henderson <rth@redhat.com>
3987 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
3988 to create a new basic block.
3990 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3993 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
3994 return type on function definitions. Move other warnings for
3995 qualified return type to -Wreturn-type. Do not condition any such
3996 warnings on -pedantic. Update comments.
3997 (start_function): Only copy function type from previous prototype
3998 declaration if return types are compatible.
3999 * c-typeck.c (function_types_compatible_p): Don't condition
4000 warning for incompatibility of volatile qualifiers on the return
4001 type on -pedantic. Update comment.
4002 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
4004 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
4006 * c-typeck.c (set_init_index): Require designator to be of integer
4009 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
4012 * c-parse.in (init): Change to exprtype.
4013 (primary): Set original_code for STRING to STRING_CST.
4014 Call maybe_warn_string_init for compound literals.
4015 (initdcl, notype_initdcl): Call maybe_warn_string_init.
4017 * c-tree.h (maybe_warn_string_init): New.
4018 (pop_init_level, process_init_element): Use struct c_expr.
4019 (struct c_expr): Update comment.
4020 * c-typeck.c (maybe_warn_string_init): New function.
4021 (digest_init): Call it. Additional parameter strict_string. All
4023 (output_init_element): Likewise.
4024 (struct constructor_stack): Use struct c_expr for
4026 (really_start_incremental_init, push_init_level): Update.
4027 (pop_init_level): Update. Return struct c_expr.
4028 (process_init_level): Update. Take struct c_expr argument.
4030 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
4032 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
4035 2004-07-21 Eric Christopher <echristo@redhat.com>
4037 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
4039 * c-decl.c (pop_scope): Ditto.
4040 * calls.c (expand_call): Remove call to current_nesting_level,
4041 update comment accordingly. Remove calls to expand_start_target_temps
4042 and expand_end_target_temps.
4043 * cfgexpand.c (construct_init_block): Remove call to
4044 expand_start_bindings_and_block.
4045 (construct_exit_block): Remove call to expand_end_bindings.
4046 * expr.c (safe_from_p): Remove BIND_EXPR handling.
4047 (expand_expr_real_1): Ditto. Fix formatting.
4048 (expand_vars): Delete.
4049 * stmt.c (POPSTACK): Remove block_stack.
4050 (stmt_status): Remove x_block_stack.
4051 (block_stack): Delete.
4052 (expand_start_bindings_and_block): Ditto.
4053 (expand_start_target_temps): Ditto.
4054 (expand_end_target_temps): Ditto.
4055 (current_nesting_level): Ditto.
4056 (warn_about_unused_variables): Ditto.
4057 (expand_end_bindings): Ditto.
4058 * tree.h: Remove declarations for above.
4060 2004-07-21 Steven Bosscher <stevenb@suse.de>
4062 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
4063 * rtl.c (note_insn_name): Likewise.
4064 * print-rtl.c (print_rtx): Don't print it.
4065 * cfgrtl.h (can_delete_note_p): Don't handle it.
4066 (rtl_delete_block): Likewise.
4067 * passes.c (rest_of_handle_guess_branch_prob): Remove.
4068 (rest_of_compilation): Don't call it.
4069 * predict.c (process_note_predictions, process_note_prediction,
4070 note_prediction_to_br_prob): Remove.
4071 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
4072 * stmt.c (return_prediction): Remove.
4073 (expand_value_return): Don't call it. Don't add prediction
4074 notes for return statements.
4076 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
4078 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
4081 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
4083 * c-common.c (vector_types_convertible_p): Use vector types'
4084 TYPE_SIZE and TREE_TYPE instead of their mode.
4085 * convert.c (convert_to_integer): Likewise.
4086 (convert_to_vector): Likewise.
4087 * fold-const.c (fold_convert): Likewise.
4088 * varasm.c (output_constant): Likewise.
4089 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
4090 Allow a VECTOR_TYPE initializer to be made of several vectors.
4091 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
4092 of cleared and need_to_clear, and use fold_convert.
4093 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
4096 2004-07-20 Richard Henderson <rth@redhat.com>
4098 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
4099 (expand_gimple_basic_block): out from here. Renamed from expand_block.
4101 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
4103 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
4104 enormous cost if not TARGET_HARD_MUL.
4106 2004-07-20 Andrew Pinski <apinski@apple.com>
4109 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
4112 2004-07-21 Paul brook <paul@codesourcery.com>
4114 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
4116 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4118 * fold-const.c (operand_equal_p): Temporarily support NULL args.
4119 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
4120 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
4122 2004-07-20 Zack Weinberg <zack@codesourcery.com>
4124 * rtl.h (plus_constant): Delete.
4125 (plus_constant_wide): Rename to plus_constant.
4126 (plus_constant_for_output_wide): Delete vestigial prototype.
4127 (GEN_INT): Remove unnecessary cast.
4128 * tree.h (build_int_2, size_int_type): Delete.
4129 (build_int_2_wide): Rename to build_int_2.
4130 (size_int_wide): Rename to size_int_kind.
4131 (size_int_type_wide): Rename to size_int_type.
4132 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
4133 Remove unnecessary cast.
4134 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
4135 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
4136 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
4137 (size_int_type_wide): Rename size_int_type.
4138 (int_const_binop): Use size_int_type.
4139 * c-lex.c (interpret_integer): Use build_int_2.
4140 * final.c (split_double): Remove unnecessary casts.
4141 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
4143 2004-07-20 Richard Henderson <rth@redhat.com>
4145 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
4146 (gimplify_compound_lval): Use is_gimple_tmp_reg.
4147 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
4148 (is_gimple_tmp_reg): New.
4149 * tree-gimple.h (is_gimple_tmp_reg): Declare.
4151 2004-07-20 Richard Henderson <rth@redhat.com>
4153 * tree-pretty-print.c (dump_generic_node): Dump
4154 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
4156 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
4158 * tree-mudflap.c (mf_set_options_fndecl): New tree.
4159 (mudflap_init): Set it.
4160 (mudflap_register_call): Remove __mf_init call.
4161 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
4162 to pass "-ignore-reads" option to libmudflap if needed.
4164 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
4167 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
4168 (MAKE_DECL_ONE_ONLY): Undefine.
4169 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
4170 readonly_data, one_only_data_section, forget_section): New prototypes.
4171 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
4173 (pa_select_section): Add one-only (COMDAT) support.
4174 * pa.h (struct machine_function): Define.
4175 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
4176 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
4177 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
4178 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
4179 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
4180 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
4181 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
4182 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
4183 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
4184 for EXTRA_SECTION_FUNCTIONS.
4185 * doc/install.texi: Update binutils requirements.
4187 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
4189 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
4190 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
4191 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
4193 (struct VEC): Use unsigned for num and alloc.
4194 * vec.c (struct vec_prefix): Likewise.
4195 (vec_o_reserve): Adjust.
4197 * dbxout.c (dbxout_type): Fix printf format.
4199 * tree.h (binfo_member): Remove.
4200 * tree.c (binfo_member): Remove.
4202 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
4204 * tree.h: Include vec.h
4205 (DEF_VEC_P(tree)): New type.
4206 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
4207 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
4208 (BINFO_LANG_SLOT): Remove.
4209 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
4210 (struct tree_binfo): Turn base_binfos into a trailing
4211 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
4212 (binfo_lang_slots): Remove.
4213 * tree.c (binfo_lang_slots): Remove.
4214 (make_tree_binfo_stat): Take a base binfo count, not a
4215 lang slot count. Adjust.
4216 * Makefile.in (TREE_H): Add vec.h
4217 * alias.c (record_component_aliases): Adjust BINFO access.
4218 * dbxout.c (dbxout_type): Likewise.
4219 * dwarf2out.c (gen_member_die): Likewise.
4220 * sdbout.c (sdbout_one_type): Likewise.
4221 * tree-dump.c (deque_and_dump): Likewise.
4222 * config/i386/i386.c (classify_argument,
4223 contains_128bit_aligned_vector_p): Likewise.
4224 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
4225 * doc/c-tree.texi (Classes): Update BINFO documentation.
4227 2004-07-20 Steven Bosscher <stevenb@suse.de>
4229 * c-common.h (check_case_value): Remove prototype.
4230 (c_add_case_label): Adjust prototype.
4231 * c-common.c (check_case_value): Make static.
4232 (check_case_bounds): New function.
4233 (c_add_case_label): Use it. Take new argument orig_type.
4234 * c-typeck.c (struct c_switch): New orig_type field.
4235 (c_start_case): Set it.
4236 (do_case): Pass it to c_add_case_label.
4237 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
4238 cases from here. Add the labels in reverse order.
4239 * stmt.c (struct case_node): Adjust comment. Remove balance field.
4240 (add_case_node): Return nothing, don't check for duplicate cases.
4241 Insert new case nodes in a list, not in an AVL tree.
4242 (expand_end_case_type): Don't turn a case tree into a case list.
4243 (case_tree2list): Remove.
4244 * tree.h (add_case_node): Adjust prototype.
4246 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
4248 * genattr.c (struct range, struct function_unit,
4249 write_units, extend_range, init_range): Remove them.
4250 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
4251 Output "#define INSN_SCHEDULING" here.
4252 * genattrtab.c (struct range, struct function_unit_op,
4253 struct function_unit, struct dimension, enum operator,
4254 operate_exp, expand_units, simplify_knowing,
4255 encode_units_mask, simplify_by_exploding,
4256 find_and_mark_used_attributes, unmark_used_attributes,
4257 add_values_to_cover, increment_current_value,
4258 test_for_current_value, simplify_with_current_value,
4259 simplify_with_current_value_aux, gen_unit,
4260 write_unit_name, write_function_unit_info,
4261 write_complex_function, write_toplevel_expr,
4262 find_single_value, extend_range): Remove.
4263 (write_attr_get): Do not handle common_av->value
4265 (struct attr_desc): Remove func_units_p and blockage_p.
4266 (write_attr_valueq): Do not handle them.
4267 (find_attr): Do not clear them.
4268 (make_internal_attr): Do not initialize them.
4269 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
4270 * sched-vis.c (init_target_units, insn_print_units,
4271 init_block_visualization, print_block_visualization,
4272 visualize_scheduled_insns, visualize_no_unit,
4273 visualize_stall_cycles, visualize_alloc,
4274 visualize_free, target_units, get_visual_tbl_length,
4275 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
4276 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
4277 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
4278 * haifa-sched.c (blockage_range, clear_units,
4279 schedule_unit, actual_hazard, potential_hazard,
4280 insn_unit, unit_last_insn, unit_tick,
4281 actual_hazard_this_instance, potential_hazard,
4282 schedule_unit, max_insn_queue_index_value): Remove.
4283 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
4284 max_insn_queue_index.
4285 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
4286 * doc/md.texi (Processor pipeline description): Remove
4287 references to old pipeline descriptions.
4288 (Automaton pipeline description): Merge with the above.
4289 (Old pipeline description, Comparison of the two descriptions):
4292 * bt-load.c (migrate_btr_def): Remove references to
4293 use_pipeline_interface.
4294 * haifa-sched.c (insn_cost, schedule_insn,
4295 schedule_block, advance_one_cycle, sched_init,
4296 queue_to_ready, sched_finish): Likewise.
4297 * modulo-sched.c (sms_schedule, advance_one_cycle,
4298 ps_has_conflicts): Likewise.
4299 * sched-rgn.c (init_ready): Likewise.
4300 (debug_dependencies): Likewise, and remove an "if (1)".
4301 * target.h (use_dfa_pipeline_interface): Remove.
4302 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4303 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4304 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4305 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4306 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4307 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4308 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4309 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4310 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4311 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4312 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4313 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4314 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4315 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4316 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4317 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4318 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4319 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4320 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4322 2004-07-19 Roger Sayle <roger@eyesopen.com>
4324 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
4326 2004-07-19 Jeff Law <law@redhat.com>
4328 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
4329 (get_eq_expr_value): Use it. Simplify slightly.
4331 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
4333 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
4334 (umulsidi3_32bit_r4000): Likewise.
4336 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
4338 * vec.h: Propagate location information properly.
4339 (VEC_T_iterate): Add result pointer parameter.
4341 (VEC_T_reserve): Use it.
4343 2004-07-19 Daniel Jacobowitz <dan@debian.org>
4345 * Makefile.in (c-format.o): Depend on c-format.h.
4346 * c-format.h: New file.
4347 (struct format_char_info): Add CHAIN member.
4348 * c-format.c: Move some types and constants to c-format.h.
4349 (format_type_error): Set to -1.
4350 (struct function_format_info): Use an int for format_type.
4351 (decode_format_type): Return an int. Return format_type_error
4353 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
4354 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
4355 (scan_char_table, time_char_table, monetary_char_table): Initialize
4357 (n_format_types): New variable.
4358 (check_format_info_main): Handle CHAIN in format_char_info.
4359 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
4360 TARGET_N_FORMAT_TYPES.
4361 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
4362 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
4363 * config/sol2-c.c: New file.
4364 * config/t-sol2: New file.
4365 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
4366 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
4367 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
4369 * doc/extend.texi (Target Format Checks): New section.
4370 (Function Attributes): Mention it.
4371 * doc/invoke.texi: Mention target format checks.
4372 * doc/sourcebuild.texi: Mention target format checks.
4373 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
4374 TARGET_FORMAT_TYPES.
4376 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
4378 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
4380 * config/s390/s390.c (regclass_map initializer): Register 35 added to
4382 (load_multiple_operation, store_multiple_operation): Removed
4383 pointless sanity check.
4384 (s390_decompose_address): Added check for return_address_pointer_rtx.
4385 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
4386 (s390_return_address_offset): New function.
4387 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
4388 (FRAME_REGNO_P): Added check for register 35.
4389 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4390 REG_ALLOC_ORDER): Appended entry for register 35.
4391 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
4392 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
4393 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
4394 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
4395 is eliminable using stack pointer or hard frame pointer.
4396 (REGISTER_NAMES): Added name for register 35.
4397 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
4398 pointless sanity check.
4400 2004-07-19 Roger Sayle <roger@eyesopen.com>
4402 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
4403 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
4404 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
4405 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
4406 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
4407 (fold_relational_const): Tidy up handling of floating point
4408 comparisons by calling real_compare. Remove tree_expr_nonzero_p
4409 transformation; fold_relational_const assumes constant operands.
4411 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
4413 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
4416 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
4418 * c-tree.h (struct c_expr): Define.
4419 (C_SET_EXP_ORIGINAL_CODE): Remove.
4420 (parser_build_binary_op, build_compound_expr): Update prototypes.
4421 * c-parse.in (%union): Add exprtype.
4422 (FUNC_NAME): Mark as ttype.
4423 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
4425 (expr): Update. Define directly in terms of expr_no_commas
4426 instead of using nonnull_exprlist.
4427 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
4428 offsetof_member_designator, typespec_nonreserved_nonattr, init,
4429 initval, designator, component_declarator,
4430 component_notype_declarator, enumerator, array_declarator,
4431 condition, exexpr, switch_statement, stmt_nocomp, stmt,
4432 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
4433 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
4435 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
4436 * c-common.c (c_common_truthvalue_conversion): Don't check
4437 C_EXP_ORIGINAL_CODE.
4438 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
4439 Don't use C_EXP_ORIGINAL_CODE.
4440 (default_conversion, default_function_array_conversion): Don't use
4441 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
4442 (internal_build_compound_expr): Merge into build_compound_expr.
4443 (build_compound_expr): Take two operands instead of a TREE_LIST.
4444 * objc/objc-act.c (get_super_receiver): Update calls to
4445 build_compound_expr.
4447 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
4449 * config/sh/sh.c (sh_use_dfa_interface): Remove.
4450 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
4452 * config/sh/sh.md: Extract pipeline descriptions
4453 into separate files.
4454 * config/sh/sh1.md: New file, extracted from sh.md.
4455 * config/sh/sh4.md: New file, extracted from sh.md.
4456 * config/sh/shmedia.md: New file, extracted from sh.md
4457 and rewritten using new-style pipeline description.
4459 2004-07-18 Zack Weinberg <zack@codesourcery.com>
4461 * config/pa/pa.md: Delete the two remaining define_peephole
4464 2004-07-18 Steven Bosscher <stevenb@suse.de>
4465 Joseph S. Myers <jsm@polyomino.org.uk>
4467 * c-common.c (c_common_truthvalue_conversion): Don't warn if
4468 TREE_NO_WARNING is set.
4470 2004-07-18 Roger Sayle <roger@eyesopen.com>
4472 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
4473 simplify_builtin_strncmp): Delete.
4474 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
4475 Change argument to accept an arglist instead of an "exp". Assume
4476 that the return type is always integer_type_node. Copy missing
4477 transformations from their now obsolete simplify_builtin_*
4479 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
4480 fold_builtin_strcmp and fold_builtin_strncmp.
4481 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
4482 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
4483 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
4485 2004-07-18 Daniel Jacobowitz <dan@debian.org>
4487 * Makefile.in (tree-alias-common.o): Update dependencies.
4489 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
4491 * cfgloop.c (flow_loop_nested_p): Fix comment.
4493 2004-07-17 Jason Merrill <jason@redhat.com>
4496 * stor-layout.c (relayout_decl): New fn.
4497 * tree.h: Declare it.
4498 (DECL_BY_REFERENCE): New macro.
4500 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
4502 * libgcc2.c (__enable_execute_stack): New symbol.
4503 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
4504 and declare __enable_execute_stack.
4505 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
4506 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
4507 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4508 ENABLE_EXECUTE_STACK.
4509 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
4510 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4511 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4512 ENABLE_EXECUTE_STACK.
4513 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4514 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
4515 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4516 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4517 ENABLE_EXECUTE_STACK.
4518 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4519 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4520 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4521 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4522 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
4523 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4524 (sparc64_initialize_trampoline): Likewise.
4525 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
4527 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
4529 * langhooks.h (builtin_function): New langhook.
4530 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
4531 (LANG_HOOKS_INITIALIZER): Update.
4532 * tree.h (builtin_function): Remove.
4533 * doc/tm.texi: Update.
4534 * c-tree.h (builtin_function): Declare.
4535 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
4536 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
4537 config/ia64/ia64.c, config/iq2000/iq2000.c,
4538 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
4539 config/stormy16/stormy16.c: All callers of builtin_function
4542 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
4545 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4546 Remove white space after the backslash.
4548 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4550 PR rtl-optimization/16294
4551 * resource.c (return_insn_p): New predicate.
4552 (mark_target_live_regs): Use it. Special-case return insns.
4553 (init_resource_info): Use it. Don't scan the epilogue past
4556 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4558 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
4559 destroy dominance information.
4560 * passes.c (rest_of_handle_loop2): Free dominance information.
4561 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
4563 (thread_jumps): Update dominance information and remove unreachable
4565 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
4566 information and remove the unreachable block.
4568 2004-07-17 Graham Stott <graham.stott@btinternet.com>
4570 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
4572 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
4574 * doc/sourcebuild.texi: Remove libf2c entry.
4576 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
4578 * config/i386/i386.md (movv16qi_internal): Fix typo.
4580 2004-07-17 Steven Bosscher <stevenb@suse.de>
4582 * final.c (final_scan_insn): Fix broken commit from previous
4585 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
4587 * c-typeck.c (parser_build_binary_op): Condition warnings for
4588 X<=Y<=Z on -Wparentheses instead of -Wextra.
4589 * doc/invoke.texi: Update. Document that most of -Wparentheses is
4590 supported for C only.
4592 2004-07-17 Steven Bosscher <stevenb@suse.de>
4594 * cfgcleanup.c (try_simplify_condjump): Don't remove line
4595 notes to avoid unreachable code warnings.
4596 * toplev.c (backend_init): Don't emit line notes for
4597 unreachable code warnings.
4599 * combine.c (distribute_notes): Don't distribute a
4600 REG_VTABLE_REF note.
4601 * final.c (final_scan_insn): Don't handle it.
4602 * rtl.c (reg_note_name): Remove it.
4603 * rtl.h (enum reg_node): Dito.
4605 * emit-rtl.c (force_line_numbers, restore_line_number_status):
4607 * rtl.h (force_line_numbers, restore_line_number_status):
4610 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
4611 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
4612 (using_eh_for_cleanups): Also moved here.
4614 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
4615 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
4616 to expand_start_case and add_case_node.
4617 * stmt.c (struct nesting): Cleanup unused fields condition_code,
4618 last_unconditional_cleanup, nominal_type, printname, and
4620 (struct fixup_goto): Remove.
4621 (struct stmt_status): Remove x_goto_fixup_chain field.
4622 (goto_fixup_chain): Remove.
4623 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
4624 pushcase, pushcase_range): Remove.
4625 (expand_start_bindings_and_block): Don't set unused fields in
4627 (expand_start_case, add_case_node): Cleanup unused formal arguments.
4628 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
4629 instead of emit_jump_if_reachable.
4630 (emit_case_nodes): Likewise.
4631 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
4633 (update_eh_label): Work around left-over exception handing regions.
4634 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
4635 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
4636 (pass_cleanup_cfg_post_optimizing): New pass.
4637 (init_tree_optimization_passes): Run the new pass after all
4639 * tree.h (pushcase, pushcase_range): Remove prototypes.
4640 (expand_start_case, add_case_node): Update prototypes.
4642 2004-07-16 Krister Walfridsson <cato@df.lth.se>
4644 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
4646 2004-07-16 Richard Henderson <rth@redhat.com>
4648 * builtins.c (std_expand_builtin_va_arg): Remove.
4649 (expand_builtin_va_arg): Remove.
4650 * expr.h: Don't declare them.
4651 * gimplify.c (mark_decls_volatile_r): Remove.
4652 (copy_if_shared_r): Don't call it.
4653 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
4654 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
4655 * gimple-low.c (lower_stmt): Likewise.
4656 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
4657 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
4658 * tree-ssa-operands.c (get_expr_operands): Likewise.
4659 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
4660 EXPAND_BUILTIN_VA_ARG.
4661 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
4662 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
4663 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
4664 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4666 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4668 * tree-ssa-pre.c (insert_aux): Break out if we hit
4671 2004-07-16 Richard Henderson <rth@redhat.com>
4673 * basic-block.h (remove_fake_exit_edges): Declare.
4674 * cfganal.c (remove_fake_predecessors): Rename from
4675 remove_fake_successors; iterate over predecessors.
4676 (remove_fake_exit_edges): New.
4677 * cfgcleanup.c (try_optimize_cfg): Use it.
4678 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
4679 * predict.c (estimate_probability): Likewise.
4680 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
4681 * tree-cfg.c (make_edges): Likewise.
4682 * tree-ssa-pre.c (fini_pre): Likewise.
4683 * profile.c (instrument_edges): Don't remove_fake_edges.
4684 (branch_prob): Do it earlier here.
4686 2004-07-16 Richard Henderson <rth@redhat.com>
4688 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
4689 switchification wrt CONSTRUCTOR. Document the reason.
4691 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
4693 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
4694 that prevented descriptive __mf_check source location strings.
4696 2004-07-16 Richard Henderson <rth@redhat.com>
4698 * tree-def (WITH_SIZE_EXPR): New.
4699 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
4700 * expr.c (expand_expr_real_1): Likewise.
4701 * gimplify.c (maybe_with_size_expr): New.
4702 (gimplify_arg, gimplify_modify_expr): Use it.
4703 (gimplify_modify_expr_to_memcpy): Take size parameter.
4704 (gimplify_modify_expr_to_memset): Likewise.
4705 (gimplify_expr): Handle WITH_SIZE_EXPR.
4706 * tree-alias-common.c (find_func_aliases): Likewise.
4707 * tree-eh.c (tree_could_trap_p): Likewise.
4708 (tree_could_throw_p): Likewise.
4709 * tree-gimple.c (is_gimple_lvalue): Likewise.
4710 (get_call_expr_in): Likewise.
4711 * tree-inline.c (estimate_num_insns_1): Likewise.
4712 (expand_calls_inline): Likewise.
4713 * tree-nested.c (convert_call_expr): Likewise.
4714 * tree-pretty-print.c (dump_generic_node): Likewise.
4715 * tree-sra.c (sra_walk_expr): Likewise.
4716 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4717 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
4718 * tree-ssa-operands.c (get_expr_operands): Likewise.
4719 * tree-tailcall.c (find_tail_calls): Likewise.
4721 * calls.c (expand_call): Reset old_stack_allocated after
4722 calling emit_stack_restore.
4724 2004-07-16 Richard Henderson <rth@redhat.com>
4726 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
4727 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4728 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4729 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4730 copy_res_decl_for_inlining.
4732 * tree-inline.c (declare_return_variable): New modify_dest argument.
4733 Use it as the return value, when possible or manditory. Handle
4734 TREE_ADDRESSABLE types.
4735 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
4736 replacement of CALL_EXPR.
4738 2004-07-16 Richard Henderson <rth@redhat.com>
4740 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
4741 * gimple-low.c (expand_var_p): Don't check it.
4742 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
4743 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
4744 * tree-ssa-operands.c (add_stmt_operand): Likewise.
4745 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
4746 (find_referenced_vars): Don't call them.
4747 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
4749 2004-07-16 Richard Henderson <rth@redhat.com>
4751 * function.c (pass_by_reference): True for all variable sized types.
4753 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
4755 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
4756 * tree-pretty-print.c: Include tree-chrec.h.
4757 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
4758 and POLYNOMIAL_CHREC nodes.
4760 2004-07-16 Steve Ellcey <sje@cup.hp.com>
4762 * builtins.c (expand_builtin_stpcpy): Do not create temporary
4765 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4767 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
4769 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
4771 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
4773 * config/s390/s390.c: Likewise.
4774 * config/s390/s390.h: Likewise.
4776 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4778 * config/mips/mips.md (addsi3, adddi3): Remove special handling
4779 of $sp adds. Remove REGNO checks from mips16 patterns.
4781 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4783 * config/mips/mips.md: Delete outdated comment.
4785 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4787 * config/mips/mips.c (get_float_compare_codes): Delete.
4788 (mips_emit_compare): New function, mostly extracted from
4789 get_float_compare_codes and gen_conditional_branch.
4790 (gen_conditional_branch, gen_conditional_move): Use it.
4792 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4794 * genautomata.c (add_vect): Speedup by using integers as
4795 bit-vectors for walking through the comb_vect and finding
4798 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4800 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
4801 operand is an uns_arith_operand; use subtraction otherwise.
4802 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
4803 not just arith_operands.
4805 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4807 * config/mips/mips-protos.h (gen_int_relational): Delete.
4808 (mips_emit_scc): Declare.
4809 * config/mips/mips.c (internal_test): Delete.
4810 (sle_operand, sleu_operand): New functions.
4811 (map_test_to_internal_test, gen_int_relational): Delete.
4812 (mips_emit_binary, mips_relational_operand_ok_p)
4813 (mips_emit_int_relational, mips_zero_if_equal)
4814 (mips_emit_scc): New functions.
4815 (gen_conditional_branch): Rework to use mips_emit_int_relational.
4816 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
4818 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4819 (sltu, sleu): Use mips_emit_scc.
4820 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
4821 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
4822 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
4824 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4826 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
4828 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4830 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
4831 (*sne_[sd]i): Likewise sne_[sd]i_zero.
4832 (*sgt_[sd]i): ...and sgt_[sd]i.
4833 (*slt_[sd]i): ...and slt_[sd]i.
4834 (*sgtu_[sd]i): ...and sgtu_[sd]i.
4835 (*sltu_[sd]i): ...and sltu_[sd]i.
4836 (*sleu_[sd]i): ...and sleu_[sd]i_const.
4837 Name previously unnamed mips16 patterns. Formatting fixes.
4839 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4841 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
4842 (branch_type): Delete.
4843 (gen_conditional_branch, gen_conditional_move)
4844 (mips_gen_conditional_trap): Update after name change. Get the
4845 comparison mode from cmp_operands[0].
4846 * config/mips/mips.h (cmp_type, branch_type): Delete.
4847 (cmp_operands): Renamed from branch_cmp.
4848 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
4849 name change. Don't set branch_type.
4850 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
4851 mode class of cmp_operands[0] rather than branch_type. Update after
4854 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4856 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
4857 of 0...255 to 0 when inside a SET.
4859 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4861 * config/mips/mips.md: Remove mips16 define_peepholes.
4863 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4865 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
4866 (fini_pre): Remove fake edges.
4868 2004-07-15 Richard Henderson <rth@redhat.com>
4870 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
4871 (get_indirect_ref_operands, get_call_expr_operands): ... these.
4873 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4875 * vec.h (VEC_address): New function.
4877 2004-07-14 Jason Merrill <jason@redhat.com>
4880 * gimplify.c (gimplify_arg): New fn, split out from...
4881 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
4883 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4885 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
4886 generate code which is generated by pushqi1 now
4887 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
4889 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4891 * combine.c (simplify_set): match the mode of the constant 0 with
4892 the tested operand to match the compare behaviour and the
4893 simplify_relational_operation() expectation.
4895 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4897 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
4900 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4902 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
4904 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
4906 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4908 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
4909 calls in mips16 code.
4911 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4913 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
4914 the destination of the li as well as for the neg.
4916 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
4919 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
4920 * cgraph.h: Update declaration.
4921 * c-decl.c (build_cdtor): Update call with default priority.
4922 * coverage.c (create_coverage): Ditto.
4923 * tree-mudflap.c (mf_init_fndecl): New tree.
4924 (mudflap_init): Set it.
4925 (mudflap_register_call): Arrange to call __mf_init before the first
4927 (mudflap_finish_file): Mark the mudflap static initializer as extra
4928 high priority, to beat all C++ static constructors.
4930 2004-07-15 Jeff Law <law@redhat.com>
4932 * loop.c (check_insn_for_givs): Restore check for code labels that was
4933 accidentally deleted by a recent checkin.
4935 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4937 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
4938 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
4940 2004-07-14 Richard Henderson <rth@redhat.com>
4942 * print-tree.c (print_node): Fix casts last change.
4944 2004-07-15 Paul Brook <paul@codesourcery.com>
4946 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
4947 to TARGET_UNWIND_INFO.
4948 * except.c (output_function_exception_table): Ditto.
4950 * opts.c (decode_options): Ditto.
4951 * passes.c (rest_of_handle_final): Ditto.
4952 * final.c (final_start_function): Ditto.
4953 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
4955 * targhooks.h (default_unwind_emit): Declare.
4956 * targhooks.c (default_unwind_emit): New function.
4957 * target-def.h: Define and use TARGET_UNWIND_EMIT.
4958 * target.h (struct gcc_target): Add unwind_emit.
4959 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
4960 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
4961 Remove IA64_UNWIND_EMIT.
4962 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
4964 2004-07-14 Richard Henderson <rth@redhat.com>
4966 * print-tree.c (print_node): Handle SSA_NAME.
4968 2004-07-14 James E Wilson <wilson@specifixinc.com>
4971 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
4972 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
4974 2004-07-15 Jakub Jelinek <jakub@redhat.com>
4976 * expr.c (expand_assignment): Reenable bitfield += optimizations.
4977 Use alias set 0 for memory, do proper mode calculations and adjust
4978 address for memories.
4980 2004-07-14 Per Bothner <per@bothner.com>
4982 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
4983 structure with extra column field.
4984 * tree.c (expand_location): Also fill in column field.
4985 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
4986 gets confused by the two conditionally-compiled definitions.
4988 2004-07-14 Eric Christopher <echristo@redhat.com>
4990 * calls.c (expand_call): Fix typo in comment.
4992 2004-07-14 Steve Ellcey <sje@cup.hp.com>
4994 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
4995 comparision of TFmode.
4997 2004-07-14 Richard Henderson <rth@redhat.com>
4999 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
5000 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
5001 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
5002 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5003 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5004 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5005 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5006 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5007 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5009 2004-07-14 Mike Stump <mrs@apple.com>
5011 * config/darwin.h (WINT_TYPE): Define to be int to match
5012 system header files.
5014 2004-07-14 Bob Wilson <bob.wilson@acm.org>
5016 * config/xtensa/xtensa.c (function_arg_advance): Check for args
5017 that must be passed in the stack.
5018 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
5019 arguments if the size is not a constant.
5021 2004-07-14 Per Bothner <per@bothner.com>
5023 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
5024 instead of EXPR_LOCUS in a boolean context, which is always true
5025 if --enable-mapped-location.
5026 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
5028 2004-07-14 Richard Henderson <rth@redhat.com>
5030 * dominance.c (struct dom_info): Add fake_exit_edge.
5031 (init_dom_info): Allocate it.
5032 (free_dom_info): Free it.
5033 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
5035 (calc_idoms): Honor fake_exit_edge.
5037 2004-07-13 Jason Merrill <jason@redhat.com>
5039 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
5040 (rhs_test_for): New fn.
5041 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
5042 * tree-gimple.h: Declare them.
5043 * gimplify.c (gimplify_modify_expr): Use the new fns.
5045 2004-07-14 Richard Henderson <rth@redhat.com>
5047 * config/arm/arm-protos.h (arm_va_arg): Remove.
5048 * config/arm/arm.c (arm_va_arg): Remove.
5049 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
5050 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
5052 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5054 * pa.c (fix_range): New function to mark a range(s) of registers as
5056 (override_options): Call fix_range if the -mfixed-range option string
5058 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
5059 * doc/invoke.texi (-mfixed-range): Document new option.
5061 2004-07-14 David Edelsohn <edelsohn@gnu.org>
5063 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
5065 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
5067 2004-07-14 Roger Sayle <roger@eyesopen.com>
5069 * expmed.c (expand_sdiv_pow2): New function to expand signed division
5070 by a positive power of two, split out from expand_divmod. Provide
5071 an alternate implementation when shifts are expensive. Lower the
5072 threshold for using a branchless implementation to BRANCH_COST >= 2.
5073 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
5075 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5077 * tree-dfa.c (make_rename_temp): *Really* work just
5078 like create_tmp_var if called while outside SSA form.
5080 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5082 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
5083 for division by zero.
5084 ("umodsi3"): Likewise.
5086 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
5088 * config/mips/mips.c (mips_output_move): When generating mips16 code,
5089 force loads of negative constants to be split.
5090 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
5091 Generalize SImode li/neg splitter to cope with other modes.
5093 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5095 * expmed.c: Remove more references to QUEUED in the comments.
5098 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
5101 2004-07-13 Richard Henderson <rth@redhat.com>
5102 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
5105 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5107 * tree-dfa.c (make_rename_temp): Work just like
5108 create_tmp_var if called while outside SSA form.
5110 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5112 * expr.c (enqueue_insn, finish_expr_for_function,
5113 protect_from_queue, queued_subexp_p, mark_queue,
5114 emit_insns_enqueued_after_mark, emit_queue,
5115 expand_increment): Remove.
5116 (store_constructor): Expand increment as an assignment.
5117 (expand_expr_real_1 <case PREINCREMENT_EXPR,
5118 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
5119 case POSTDECREMENT_EXPR>): Abort.
5120 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
5121 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
5122 protect_from_queue, emit_queue, queued_subexp_p): Remove.
5123 * function.h (pending_chain, x_pending_chain): Remove.
5124 * rtl.def (QUEUED): Remove.
5126 * emit-rtl.c (copy_insn_1, copy_most_rtx,
5127 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
5128 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
5129 encode_units_mask): Likewise.
5130 * local-alloc.c (equiv_init_varies_p): Likewise.
5131 * rtl.c (copy_rtx): Likewise.
5132 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5133 * simplify-rtx.c (simplify_gen_subreg): Likewise.
5134 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
5136 * builtins.c (expand_builtin, expand_builtin_apply,
5137 expand_builtin_mathfn, expand_builtin_mathfn_2,
5138 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
5139 Remove calls to emit_queue and protect_from_queue.
5140 * calls.c (expand_call, precompute_arguments,
5141 precompute_register_parameters, rtx_for_function_call,
5142 store_one_arg): Likewise.
5143 * dojump.c (do_compare_and_jump, do_jump): Likewise.
5144 * explow.c (memory_address): Likewise.
5145 * expmed.c (clear_by_pieces_1, clear_storage,
5146 clear_storage_via_libcall, emit_group_load,
5147 emit_group_store, emit_store_flag,
5148 expand_expr_real_1, store_by_pieces,
5149 store_constructor, store_expr, try_casesi,
5150 try_tablejump): Likewise.
5151 * function.c (expand_pending_sizes): Likewise.
5152 * optabs.c (emit_cmp_and_jump_insns,
5153 emit_conditional_add, emit_conditional_move,
5154 expand_fix, expand_float, prepare_cmp_insn): Likewise.
5155 * stmt.c (emit_case_bit_tests,
5156 expand_asm_expr, expand_computed_goto,
5157 expand_decl_init, expand_end_case_type,
5158 expand_end_stmt_expr, expand_expr_stmt_value,
5159 expand_return, expand_start_case,
5160 optimize_tail_recursion): Likewise.
5161 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5162 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
5164 2004-07-14 Ben Elliston <bje@au.ibm.com>
5166 * vec.h: Comment fix.
5168 2004-07-13 Richard Henderson <rth@redhat.com>
5170 * target.h (struct gcc_target): Add calls.pass_by_reference.
5171 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
5172 * function.c (pass_by_reference): Use the hook.
5173 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
5174 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
5175 (hook_pass_by_reference_must_pass_in_stack): New.
5176 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
5177 (alpha_pass_by_reference): New.
5178 (TARGET_PASS_BY_REFERENCE): New.
5179 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5180 * config/arc/arc.c (arc_pass_by_reference): New.
5181 (TARGET_PASS_BY_REFERENCE): New.
5182 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5183 (FUNCTION_ARG_CALLEE_COPIES): True.
5184 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
5185 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
5186 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
5187 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5188 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5189 * config/cris/cris.c (cris_pass_by_reference): New.
5190 (TARGET_PASS_BY_REFERENCE): New.
5191 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
5192 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
5193 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5194 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
5195 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5196 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
5197 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
5198 (frv_function_arg_pass_by_reference): Remove.
5199 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5200 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
5201 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
5202 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
5203 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5204 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
5205 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
5206 (ia64_pass_by_reference): Rename from
5207 ia64_function_arg_pass_by_reference.
5208 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5209 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5210 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
5211 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
5212 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
5213 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5214 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5215 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
5216 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
5217 (m32r_pass_by_reference): Adjust prototype. Make static.
5218 Handle mode sizes correctly.
5219 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5220 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
5221 (m68hc11_function_arg_pass_by_reference): Remove.
5222 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5223 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5224 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
5225 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5226 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
5227 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
5228 (mips_va_arg): Use pass_by_reference.
5229 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
5230 Handle mode sizes correctly.
5231 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5232 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5233 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
5234 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
5235 (mmix_pass_by_reference): Rename from
5236 mmix_function_arg_pass_by_reference.
5237 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5238 (FUNCTION_ARG_CALLEE_COPIES): True.
5239 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
5240 (mn10300_pass_by_reference): New.
5241 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5242 (FUNCTION_ARG_CALLEE_COPIES): True.
5243 * config/pa/pa.c (pa_pass_by_reference): New.
5244 (TARGET_PASS_BY_REFERENCE): New.
5245 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5246 (FUNCTION_ARG_CALLEE_COPIES): True.
5247 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
5248 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
5249 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
5250 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5251 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
5252 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
5253 (s390_pass_by_reference): Rename from
5254 s390_function_arg_pass_by_reference.
5255 (s390_function_arg_advance): Don't query pass-by-ref.
5256 (s390_function_arg): Likewise.
5257 (s390_gimplify_va_arg): Use pass_by_reference.
5258 (s390_call_saved_register_used): Likewise.
5259 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5260 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
5261 (shcompact_byref, sh_pass_by_reference): New.
5262 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5263 (SHCOMPACT_BYREF): Remove.
5264 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
5265 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
5266 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
5267 (sparc_gimplify_va_arg): Use pass_by_reference.
5268 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5269 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5270 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
5271 (v850_pass_by_reference): New.
5272 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5273 (FUNCTION_ARG_CALLEE_COPIES): True.
5274 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
5275 FUNCTION_ARG_PASS_BY_REFERENCE docs.
5277 2004-07-14 Richard Henderson <rth@redhat.com>
5278 Richard Sandiford <rsandifo@redhat.com>
5280 * config/mips/mips-protos.h (mips_va_arg): Delete.
5281 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
5282 * config/mips/mips.c: Include tree-gimple.h.
5283 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
5284 (mips_arg_info): Remove special handling of must_pass_in_stck args.
5285 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
5286 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
5288 2004-07-13 Bob Wilson <bob.wilson@acm.org>
5290 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
5291 arguments for COND_EXPR in big-endian adjustment code.
5293 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5295 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
5296 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
5297 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
5298 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
5300 2004-07-13 Diego Novillo <dnovillo@redhat.com>
5302 PR tree-optimization/16443
5303 * tree-ssa-alias.c: Add more description for
5304 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
5305 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
5306 clobbering of call-clobbered and addressable variables. If
5307 there are any before aliases have been computed, add them.
5309 2004-07-13 Diego Novillo <dnovillo@redhat.com>
5311 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
5314 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
5316 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
5317 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
5320 2004-07-13 Per Bothner <per@bothner.com>
5322 * collect2.c (main): Handle --no-demangle and --demangle flags.
5324 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
5326 * Makefile.in (OBJS-common): Add tree-data-ref.o.
5327 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
5328 (tree-data-ref.o): New rule.
5329 * lambda.h: New file.
5330 * tree-data-ref.c: New file.
5331 * tree-data-ref.h: New file.
5332 * tree.c (int_cst_value, tree_fold_gcd): New functions.
5333 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
5335 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5338 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
5339 * config/sparc/sparc.c (output_ubranch): New function.
5340 * config/sparc/sparc.md (jump pattern): Use it.
5342 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5345 * config/sparc/sparc.c (output_cbranch): Properly guard
5346 the code handling far branches with TARGET_V9.
5347 * config/sparc/sparc.md (length attribute): Document the
5348 side-effect of having a length greater or equal to 3.
5350 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5351 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
5354 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
5355 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
5357 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5358 Martin Sebor <sebor@roguewave.com>
5361 * doc/invoke.texi (SPARC options): Document -threads
5362 and -pthreads on Solaris.
5364 2004-07-13 Richard Henderson <rth@redhat.com>
5366 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
5368 (ind_gimplify_va_arg_expr): Remove.
5369 * tree.h (ind_gimplify_va_arg_expr): Remove.
5370 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
5371 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
5374 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
5375 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
5376 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
5377 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
5378 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
5380 2004-07-13 Richard Henderson <rth@redhat.com>
5382 * function.c (pass_by_reference): New.
5383 (assign_parm_find_data_types): Use it.
5384 * calls.c (initialize_argument_information): Likewise.
5385 (emit_library_call_value_1): Likewise.
5386 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5387 * function.h (pass_by_reference): Declare.
5389 2004-07-13 Richard Henderson <rth@redhat.com>
5391 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
5392 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
5393 * expr.h (MUST_PASS_IN_STACK): Remove.
5394 * system.h (MUST_PASS_IN_STACK): Poison.
5395 * tree.h (must_pass_in_stack_var_size): Declare.
5396 (must_pass_in_stack_var_size_or_pad): Declare.
5397 * calls.c (must_pass_in_stack_var_size): New.
5398 (must_pass_in_stack_var_size_or_pad): Rename from
5399 default_must_pass_in_stack.
5400 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
5401 (TARGET_MUST_PASS_IN_STACK): New.
5402 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
5403 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
5404 (TARGET_MUST_PASS_IN_STACK): New.
5405 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
5406 * config/frv/frv.c (frv_must_pass_in_stack): New.
5407 (TARGET_MUST_PASS_IN_STACK): New.
5408 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
5409 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
5410 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
5411 (ix86_must_pass_in_stack): Make static.
5412 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
5413 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
5414 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
5415 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
5416 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
5417 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
5418 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
5419 (mcore_must_pass_on_stack): Remove.
5420 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
5421 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
5422 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
5423 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
5424 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
5425 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
5426 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
5427 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
5428 (TARGET_MUST_PASS_IN_STACK): New.
5429 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
5430 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
5431 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
5432 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
5433 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
5434 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
5435 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
5438 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
5439 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
5440 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
5441 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
5442 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
5443 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
5444 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
5445 config/xtensa/xtensa.c: Use target hook.
5447 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
5449 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
5450 * configure: Rebuilt.
5452 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
5454 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
5455 * config/mips/mips.h (mips_reg_names): Don't declare.
5456 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
5457 (TARGET_NAME_REGS): Delete.
5458 (TARGET_SWITCHES): Remove -mrnames.
5459 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
5460 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
5462 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
5463 (override_options): Remove handling of TARGET_NAME_REGS.
5465 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
5467 * config/mips/mips.h (TARGET_*): Boolify.
5469 2004-07-12 Nick Clifton <nickc@redhat.com>
5471 * config.gcc: Add sh-*-symbianelf target.
5472 * config/sh/sh.c: Add new target macros:
5473 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
5474 TARGET_CXX_IMPORT_EXPORT_CLASS.
5475 (sh_file_start): Create a definition of the .directive section.
5476 (sh_attribute): Add dllimport and dllexport attributes.
5477 * config/sh/symbian-pre.h: New file.
5478 * config/sh/symbian-post.h: New file.
5479 * config/sh/symbian.c: New file. Contains Symbian specific
5481 * config/sh/sh-protos.h: Add prototypes for new functions
5482 provided by symbian.c.
5483 * config/sh/t-symbian: New file.
5484 * doc/extend.texi: Document support for dllimport and dllexport
5485 attributes by the sh-symbianelf target.
5487 2004-07-12 James E Wilson <wilson@specifixinc.com>
5489 * Makefile.in (AR): Use @AR@ not ar.
5491 (AR_FOR_TARGET): Use $(AR) not ar for native.
5492 (NM_FOR_TARGET): Use $(NM) not nm for native.
5493 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
5494 * configure: Regenerate.
5496 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
5498 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
5500 (ashldi3_sp64): Likewise.
5502 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5505 * pa.c (function_arg): Update comment.
5506 * pa.h (BLOCK_REG_PADDING): Define.
5508 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5510 PR tree-optimization/16461
5511 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
5512 arguments of phi nodes.
5514 2004-07-12 Devang Patel <dpatel@apple.com>
5516 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
5518 2004-07-12 Steve Ellcey <sje@cup.hp.com>
5520 * function.c (expand_function_start): Ensure r_save is in Pmode.
5521 * calls.c (prepare_call_address): Ensure static_chain_value is
5523 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
5524 r_save_area are in Pmode.
5525 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
5526 fnaddr, and static_chain are in Pmode.
5528 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
5531 * config/ia64/ia64.c (bundling): Don't count ignored insns.
5533 2004-07-12 Richard Henderson <rth@redhat.com>
5535 * target.h (struct gcc_target): Move gimplify_va_arg_expr
5536 next to build_builtin_va_list.
5537 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
5538 * builtins.c (gimplify_va_arg_expr): Likewise.
5539 * gimplify.c (copy_if_shared_r): Likewise.
5541 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
5543 * passes.c (rest_of_decl_compilation): Don't defer call of
5544 assemble_variable if its DECL_RTL is already set.
5546 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
5548 * cfgloop.h (struct loop): Add nb_iterations field.
5549 (current_loops): Declare.
5550 * tree-chrec.c (chrec_not_analyzed_yet,
5551 chrec_dont_know, chrec_known, count_ev_in_wider_type,
5552 chrec_contains_symbols_defined_in_loop): Remove the temporary
5554 * tree-flow-inline.h (loop_containing_stmt): New function.
5555 * tree-scalar-evolution.c: Add implementation.
5556 * tree-scalar-evolution.h: Add declarations.
5558 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
5560 PR rtl-optimization/15921
5561 * Makefile.in (global.o): Add recog.h.
5563 * global.c (recog.h): Add the include-clause.
5564 (bb_info): New member earlyclobber.
5565 (allocate_bb_info, free_bb_info): Initialize/finish the new
5567 (earlyclobber_regclass, earlyclobber_regclass_length): The new
5569 (check_earlyclobber, regclass_intersect,
5570 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
5572 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
5573 (make_accurate_live_analysis): Modify pavin.
5575 2004-07-12 Diego Novillo <dnovillo@redhat.com>
5577 * tree-cfg.c (find_taken_edge): Statically compute the truth
5578 value of a predicate comparing an SSA_NAME to itself.
5580 2004-07-12 Roger Sayle <roger@eyesopen.com>
5582 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
5583 rs6000 doesn't have shift-and-add or shift-and-sub instructions
5584 by returning the cost of a multiplication plus an addition.
5586 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
5588 PR tree-optimization/14107
5589 * gimplify.c (gimplify_return_expr): Accept a
5590 RETURN_EXPR with an error argument.
5591 * tree-optimize.c (init_tree_optimization_passes):
5592 Run pass_warn_function_return at -O0.
5594 2004-07-12 Roger Sayle <roger@eyesopen.com>
5596 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
5599 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
5601 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
5602 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5603 * config/mips/3000.md: Add copyright notice. Remove automota and
5604 function units; use generic ones instead. Only define reservations
5605 for things that are different from generic.md. Extend each clause
5607 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
5608 * config/mips/mips.md: Include them. Remove define_function_units.
5609 (alu, imuldiv): New automata and units.
5611 2004-07-12 Ben Elliston <bje@au.ibm.com>
5613 * doc/invoke.texi (Optimize Options): Document -frename-registers
5614 not being enabled by default at -O3.
5616 2004-07-11 Roger Sayle <roger@eyesopen.com>
5618 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
5619 floating point additions, to keep real immediate constant positive.
5620 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
5621 into X + C, and leave positive real constants as X - C.
5623 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5625 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
5627 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5629 PR tree-optimization/15654
5630 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
5632 2004-07-11 Roger Sayle <roger@eyesopen.com>
5634 * builtins.c (fold_builtin_fputs): Don't bother converting the
5635 return type to integer_type_node, as we've already checked that
5636 the result will be ignored.
5638 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
5639 that signed addition, subtraction, multiplication, division,
5640 remainder, negation and absolute value may potentially trap.
5642 * fold-const.c (fold_ignored_result): New function to strip
5643 non-side-effecting tree nodes from an expression whose result
5645 (fold_convert): Call fold_ignored_result when casting a value
5647 (omit_one_operand): Call fold_ignored_result on the "omitted"
5648 operand when building a COMPOUND_EXPR.
5649 (pedantic_omit_one_operand): Likewise.
5650 * tree.h (fold_ignored_result): Prototype here.
5651 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
5652 when we're going to ignore the result.
5654 2004-07-11 Richard Henderson <rth@redhat.com>
5657 * tree-ssa-ccp.c (fold_stmt_r): Split out...
5658 * tree.c (fields_compatible_p, find_compatible_field): ... new.
5659 * tree.h (fields_compatible_p, find_compatible_field): Declare.
5660 * tree-sra.c (sra_hash_tree): Hash fields by offset.
5661 (sra_elt_eq): Use fields_compatible_p.
5662 (generate_one_element_ref): Use find_compatible_field.
5664 2004-07-11 Richard Henderson <rth@redhat.com>
5667 * tree-sra.c (generate_one_element_init): New.
5668 (generate_element_init): Use it.
5669 (scalarize_init): Push/pop gimplify context around it.
5670 (find_new_referenced_vars_1, find_new_referenced_vars): New.
5671 * gimplify.c (gimplify_expr): Allow SSA_NAME.
5673 2004-07-11 Roger Sayle <roger@eyesopen.com>
5675 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
5676 combine.c's combine_insn_cost.
5677 * rtl.h (insn_rtx_cost): Prototype here.
5678 * combine.c (combine_insn_cost): Delete function.
5679 (combine_validate_cost): Update callers of combine_insn_cost to
5680 call insn_rtx_cost instead.
5681 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
5682 requesting the rtx_cost of call and/or jump instructions.
5684 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
5685 rtx_cost directly. Don't request/use the cost of call or jump
5686 instructions. Return -1 if the cost of any instruction can't be
5687 determined (or the BB contains a function call).
5688 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
5689 -1 (i.e. can't determine the cost of any instruction or the basic
5690 block contains a subroutine call).
5691 (find_if_case_2): Likewise.
5693 2004-07-11 Roger Sayle <roger@eyesopen.com>
5695 * rs6000.c (struct processor_costs): Change semantics of fields to
5696 include the COST_N_INSNS scaling, and update all initializers.
5697 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
5698 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
5699 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
5700 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
5702 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5704 * LANGUAGES: Remove obsolete information.
5706 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5708 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
5709 SIGBUS signal frames, the PSW address points *to* the faulting
5710 instruction, not after it.
5712 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5714 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
5715 added to TLS symbol addresses.
5717 2004-07-11 Richard Henderson <rth@redhat.com>
5719 * expmed.c (init_expmed): Use stack-local structures for
5720 temporary rtl. Don't recognize shifts.
5722 2004-07-11 Richard Henderson <rth@redhat.com>
5724 * expr.c (store_expr): Don't fiddle subreg promotion for types
5725 with precision smaller than the mode.
5727 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5729 * tree.h (all_types_permanent): Remove.
5731 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5733 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
5734 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
5735 * langhooks.c (lhd_clear_binding_stack): Remove.
5736 * langhooks-def.h (lhd_clear_binding_stack,
5737 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5738 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
5739 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
5740 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5741 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
5742 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
5743 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
5744 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5745 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
5746 * tree.h (poplevel): Don't declare.
5747 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
5748 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5749 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
5750 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
5753 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5755 PR tree-optimization/16437
5756 * c-common.c (shorten_compare): Don't mark result of conversion to
5757 narrower signed type as overflowing.
5758 * fold-const.c (decode_field_reference): Determine whether
5759 signedness comes from outer type using precision rather than size.
5761 2004-07-11 Phil Edwards <phil@codesourcery.com>
5763 * configure.ac: Alphabetize --enable-checking list, add
5764 missing valgrind entry.
5765 * configure: Regenerate.
5767 2004-07-11 Phil Edwards <phil@codesourcery.com>
5769 * doc/install.texi (Testing): Fix syntax in "make check" example.
5771 2004-07-10 James E Wilson <wilson@specifixinc.com>
5773 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
5775 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5777 PR rtl-optimization/16001
5778 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
5781 2004-07-10 Geoffrey Keating <geoffk@apple.com>
5783 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
5785 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
5786 James Morrison <phython@gcc.gnu.org>
5788 * doc/contrib.texi (Contributors): Add gfortran contributors and
5789 fix a couple of typos.
5791 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5793 PR rtl-optimization/15387
5794 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
5795 to incoming args space correctly.
5797 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5799 * pa.c (output_indirect_call): Only use %r2 as the link register in
5800 indirect calls with the long PA 2.0 pc-relative branch.
5802 2004-07-10 Daniel Jacobowitz <dan@debian.org>
5804 * config/i386/i386.c (override_options): Pick a 64-bit CPU
5805 for the default tuning if TARGET_64BIT.
5807 2004-07-10 Richard Henderson <rth@redhat.com>
5809 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
5810 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
5812 2004-07-10 Jakub Jelinek <jakub@redhat.com>
5814 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
5815 * expmed.c (store_bit_field, extract_bit_field): Remove last
5817 * builtins.c (expand_builtin_signbit): Adjust callers.
5818 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
5819 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
5820 * ifcvt.c (noce_emit_move_insn): Likewise.
5821 * stmt.c (expand_return): Likewise.
5822 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
5823 store_field, expand_expr_real_1): Likewise.
5825 2004-07-10 Richard Henderson <rth@redhat.com>
5827 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
5829 2004-07-09 Mike Stump <mrs@apple.com>
5831 * config/darwin.c (no_dead_strip): Add.
5832 (HAVE_DEAD_STRIP): Add.
5833 (darwin_emit_unwind_label): Ensure that we don't dead code strip
5836 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5838 * tree-ssa-loop-im.c: New file.
5839 * Makefile.in (tree-ssa-loop-im.o): Add.
5840 * cfgloop.c (superloop_at_depth): New function.
5841 * cfgloop.h (superloop_at_depth): Declare.
5842 * common.opt (ftree-lim): New flag.
5843 * expr.c (array_ref_up_bound): New function.
5844 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
5845 * timevar.def (TV_LIM): New timevar.
5846 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
5847 computing immediate uses of a phi node.
5848 * tree-flow.h (struct tree_ann_common_d): Add aux field.
5849 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
5850 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
5851 * tree-pass.h (pass_lim): Declare.
5852 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
5854 (pass_lim): New pass structure.
5855 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
5856 * tree.c (in_array_bounds_p): New function.
5857 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
5858 (in_array_bounds_p, array_ref_up_bound): Declare.
5859 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
5860 * doc/passes.texi (tree-ssa-loop-im.c): Document.
5862 2004-07-09 Richard Henderson <rth@redhat.com>
5864 * builtins.c (expand_builtin_stpcpy): Don't modify len.
5866 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
5869 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
5871 * flags.h: Delete redundant prototypes that are being generated
5872 in options.h from common.opt.
5873 * common.opt: Add in the expository comments formerly in flags.h.
5875 2004-07-09 Jan Beulich <jbeulich@novell.com>
5877 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
5878 available for use only when TARGET_MMX/_SSE is set, and check for
5879 variable argument function if any register count is non-zero.
5880 (function_arg): Correctly suppress repeated warnings for passing SSE
5881 vectors are arguments without SSE enabled.
5882 (ix86_function_arg_boundary): Without SSE enabled, the use of what
5883 would be SSE register modes does no longer influence the alignment.
5885 2004-07-09 Richard Henderson <rth@redhat.com>
5887 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
5888 Always align upward to arg boundary. Use size_in_bytes/round_up.
5889 Maintain type-correctness of constants.
5890 * stor-layout.c (round_up, round_down): Special-case powers of 2.
5892 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5894 * config/sparc/sparc.c (*_costs): Scale instruction costs
5896 (sparc_rtx_costs): Adjust as appropriate.
5898 2004-07-09 Jan Beulich <jbeulich@novell.com>
5900 * config/i386/mm3dnow.h: New.
5901 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
5903 2004-07-09 Richard Henderson <rth@redhat.com>
5905 * simplify-rtx.c (simplify_const_relational_operation): Only
5906 look at bounds of scalar integers.
5908 2004-07-09 Jan Beulich <jbeulich@novell.com>
5910 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
5912 2004-07-09 Andrew Pinski <apinski@apple.com>
5914 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
5916 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
5917 UOBJC_METACLASS_decl.
5919 2004-07-09 James E Wilson <wilson@specifixinc.com>
5922 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
5923 do return a parallel if hfa_mode == XFmode and mode == TImode.
5925 2004-07-09 Jan Beulich <jbeulich@novell.com>
5927 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
5928 permissible for unary plus.
5930 2004-07-09 Jan Beulich <jbeulich@novell.com>
5932 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
5933 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
5934 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
5935 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
5936 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
5937 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
5938 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
5939 (BUILTIN_xxxIMAX): New.
5940 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
5941 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
5942 BUILT_IN_PARITYIMAX.
5944 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5946 * config/sparc/sparc.h (processor_costs): Define.
5947 (sparc_costs): Declare.
5948 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
5949 hypersparc_costs, sparclet_costs, ultrasparc_costs,
5950 ultrasparc3_costs): New.
5951 (sparc_override_options): Set sparc_costs as appropriate.
5952 (sparc_rtx_costs): Use sparc_costs instead of messy
5955 2004-07-09 Steven Bosscher <stevenb@suse.de>
5957 * doc/md.texi (Processor pipeline description): Mention that
5958 the old pipeline description is deprecated.
5960 * config/rs6000/7450.md (automaton ppc7450): Split up, move
5961 mciu_7450 function unit to...
5962 (automaton ppc7450mciu): ...new automaton.
5964 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
5965 (schedule_block): Don't consider inserting bubbles.
5966 (sched_init): Don't initialize DFA bubbles.
5967 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
5968 TARGET_SCHED_DFA_BUBBLE): Remove.
5969 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
5970 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
5971 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
5973 * stmt.c (conditional_context): Remove prototype.
5974 * tree.h (conditional_context): Remove.
5975 * tree-cfg.c (pre_insert_on_edge): Remove.
5977 * c-common.h (c_expand_asm_operands): Remove prototype.
5978 * c-typeck.c (c_expand_asm_operands): Remove.
5980 2004-07-09 Jan Beulich <jbeulich@novell.com>
5982 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
5983 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
5984 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
5985 and V8QI are class SSE. All sufficiently small remaining vector modes
5986 must be passed in one or two integer registers.
5987 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
5989 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
5990 __builtin_ia32_pmuludq128 have non-uniform argument and return types
5991 and must thus be handled explicitly.
5992 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
5994 (movv8qi_internal, movv4hi_internal, movv2si_internal,
5995 movv2sf_internal): Permit moving between MMX and XMM registers (since
5996 MMX areguments and return values are passed in XMM registers).
5997 (sse2_umulsidi3): Correct type and mode.
5999 2004-07-09 Richard Henderson <rth@redhat.com>
6001 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
6003 2004-07-09 Eric Christopher <echristo@redhat.com>
6005 * config/rs6000/40x.md: Split into two automatons.
6007 2004-07-09 Zack Weinberg <zack@codesourcery.com>
6008 Andrew Pinski <apinski@apple.com>
6010 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
6011 on when we have more than one input file.
6012 (c_common_parse_file): Restore loop over all input files.
6013 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
6015 * c-decl.c (set_type_context): New function.
6016 (pop_scope): Use it to set context of types. When we
6017 encounter a TYPE_DECL, set the context of the attached type too.
6018 (pop_file_scope): Don't call cpp_undef_all here.
6019 (diagnose_mismatched_decls): Do not complain about a second
6020 definition of an 'extern inline' function if it's not in the
6021 same translation unit. Do not complain about inline
6022 declaration after use if the use was in a different
6024 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
6025 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
6027 (pushdecl_top_level): Likewise.
6028 (grokdeclarator): Clarify what is going on with setting
6029 DECL_EXTERNAL on function types, a little.
6030 (c_write_global_declarations): Don't do anything if
6031 -fsyntax-only or errors have been encountered.
6033 2004-07-09 Zack Weinberg <zack@codesourcery.com>
6035 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
6037 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6040 * pa.c (output_indirect_call): Use %r2 as the link register when
6041 calling $$dyncall with a pc-relative branch.
6043 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
6045 * doc/install.texi (Binaries): Mention OpenPKG.
6047 2004-07-09 Diego Novillo <dnovillo@redhat.com>
6049 Fix PR tree-optimization/15555
6050 * tree-dfa.c (dump_variable): If the variable is a pointer
6051 SSA_NAME, also dump its points-to information.
6052 * tree-flow.h (struct ptr_info_def): Add field
6054 (dump_points_to_info_for): Declare.
6055 (debug_points_to_info_for): Declare.
6056 * tree-optimize.c (init_tree_optimization_passes): Add a
6057 second alias analysis pass after DOM2.
6058 Move pass_del_pta to a later spot.
6059 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
6060 create a name tags when we find a dereferenced pointer. Just
6061 mark the pointer dereferenced.
6062 (collect_points_to_info_for): Move code to clear points-to
6063 information to create_name_tags.
6064 (create_name_tags): New function.
6065 (compute_flow_sensitive_aliasing): Call it.
6066 (setup_pointers_and_addressables): Mark type tags for renaming
6068 (create_memory_tag): ... here.
6069 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
6070 (dump_points_to_info_for): Declare extern.
6071 (debug_points_to_info_for): New function.
6073 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
6075 * config/arc/arc.md: Switch to DFA-based scheduler description.
6076 * config/arc/arc.c: Switch to DFA-based scheduler description.
6078 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6080 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
6083 2004-07-09 Richard Henderson <rth@redhat.com>
6085 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
6086 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6087 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
6088 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
6090 * config/v850/v850-protos.h (v850_va_arg): Remove.
6091 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6092 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
6093 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
6094 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
6095 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
6097 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6100 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
6101 and DImode to use +/-4k offset.
6103 2004-07-09 Richard Henderson <rth@redhat.com>
6105 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
6107 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6108 (xstormy16_gimplify_va_arg_expr): Rewrite from
6109 xstormy16_expand_builtin_va_arg.
6110 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
6112 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
6113 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
6115 * config/sh/sh-protos.h (sh_va_arg): Remove.
6116 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6117 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
6118 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
6120 * config/pa/pa-protos.h (hppa_va_arg): Remove.
6121 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6122 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
6123 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
6125 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
6126 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6127 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
6128 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
6130 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6132 * config/sparc/sparc.md (return): Rewrite length formula.
6133 * config/sparc/sparc.c (output_return): Pass 1 as 5th
6134 argument to final_scan_insn when in a delay slot.
6135 (output_sibcall): Likewise.
6137 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6139 * arm.c (arm_cpp_interwork): New variable.
6140 (arm_override_options): Set it if TARGET_INTERWORK was on the command
6142 * arm.h (arm_cpp_interwork): Declare it.
6143 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
6144 __THUMB_INTERWORK__ in the preprocessor.
6146 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
6148 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
6150 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6153 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
6154 Override default settings to account for -m32 and -m64.
6156 2004-07-08 Randolph Chung <tausq@debian.org>
6158 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6160 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
6162 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
6163 before comparing it as such.
6165 2004-07-08 Richard Henderson <rth@redhat.com>
6167 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
6168 temporary. Use bit arithmetic to align.
6170 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
6172 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
6173 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
6174 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
6175 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
6176 add_labels_and_missing_jumps, find_jump_block,
6177 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
6179 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
6180 link_btr_uses, move_btr_def): Likewise.
6181 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
6182 expand_builtin_expect_jump): Likewise.
6183 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
6184 * calls.c (expand_call, emit_library_call_value_1): Likewise.
6185 * cfganal.c (forwarder_block_p): Likewise.
6186 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
6187 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
6188 find_bb_boundaries): Likewise.
6189 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6190 merge_blocks_move_predecessor_nojumps,
6191 merge_blocks_move_successor_nojumps, insns_match_p,
6192 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6193 try_optimize_cfg): Likewise.
6194 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
6195 * cfglayout.c (skip_insns_after_block, label_for_bb,
6196 record_effective_endpoints, insn_locators_initialize,
6197 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
6198 * cfgmainloop.c (create_loop_notes): Likewise.
6199 * cfgrtl.c (delete_insn, delete_insn_chain,
6200 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
6201 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
6202 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
6203 redirect_branch_edge, force_nonfallthru_and_redirect,
6204 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
6205 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
6206 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
6207 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
6208 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
6209 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
6210 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
6211 * combine.c (combine_instructions, can_combine_p, try_combine,
6212 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
6213 distribute_notes, distribute_links, insn_cuid): Likewise.
6214 * cse.c (fold_rtx, cse_insn, cse_around_loop,
6215 invalidate_skipped_block, cse_set_around_loop,
6216 cse_end_of_basic_block, cse_main, cse_basic_block,
6217 cse_condition_code_reg): Likewise.
6218 * cselib.c (cselib_process_insn): Likewise.
6219 * ddg.c (create_ddg): Likewise.
6220 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
6222 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6223 gen_label_die, dwarf2out_var_location): Likewise.
6224 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
6225 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
6226 last_call_insn, active_insn_p, next_label, prev_label,
6227 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
6228 add_insn_before, remove_insn, add_function_usage_to,
6229 reorder_insns, find_line_note, remove_unnecessary_notes,
6230 emit_insn_after_1, classify_insn): Likewise.
6231 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
6232 connect_post_landing_pads, sjlj_mark_call_sites,
6233 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
6234 can_throw_internal, can_throw_external, set_nothrow_function_flags,
6235 convert_to_eh_region_ranges): Likewise.
6236 * explow.c (optimize_save_area_alloca): Likewise.
6237 * expr.c (expand_expr_real): Likewise.
6238 * final.c (insn_current_reference_address, compute_alignments,
6239 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
6240 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
6241 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
6242 propagate_block_delete_insn, propagate_one_insn,
6243 init_propagate_block_info, propagate_block, libcall_dead_p,
6244 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
6246 * function.c (instantiate_virtual_regs, reorder_blocks_1,
6247 expand_function_start, expand_function_end, contains,
6248 thread_prologue_and_epilogue_insns,
6249 reposition_prologue_and_epilogue_notes): Likewise.
6250 * gcse.c (constprop_register, bypass_conditional_jumps,
6251 insert_insn_end_bb, gcse_after_reload): Likewise.
6252 * genemit.c (gen_expand, gen_split): Likewise.
6253 * genpeep.c (gen_peephole, main): Likewise.
6254 * global.c (build_insn_chain): Likewise.
6255 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
6256 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
6257 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
6258 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
6259 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
6260 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
6261 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
6262 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
6263 dead_or_predicable): Likewise.
6264 * integrate.c (try_constants): Likewise.
6265 * jump.c (rebuild_jump_labels, cleanup_barriers,
6266 purge_line_number_notes, init_label_info, mark_all_labels,
6267 squeeze_notes, get_label_before, get_label_after,
6268 reversed_comparison_code_parts, simplejump_p, pc_set,
6269 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
6270 delete_barrier, delete_prior_computation, delete_computation,
6271 delete_related_insns, delete_for_peephole, redirect_jump):
6273 * lcm.c (optimize_mode_switching): Likewise.
6274 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
6276 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
6277 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
6278 * loop-iv.c (simplify_using_assignment): Likewise.
6279 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
6280 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
6281 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
6282 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
6283 check_insn_for_givs, check_final_value, update_giv_derive,
6284 basic_induction_var, product_cheap_p, check_dbra_loop,
6285 loop_insn_first_p, last_use_this_basic_block,
6286 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
6287 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
6288 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
6289 sms_schedule_by_order): Likewise.
6290 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
6291 * postreload.c (reload_cse_simplify_operands, reload_combine,
6292 reload_cse_move2add): Likewise.
6293 * predict.c (can_predict_insn_p, estimate_probability,
6294 expected_value_to_br_prob, process_note_predictions): Likewise.
6295 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
6296 * profile.c (branch_prob): Likewise.
6297 * ra-build.c (live_out_1, livethrough_conflicts_bb,
6298 detect_webs_set_in_cond_jump): Likewise.
6299 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
6300 ra_print_rtl_with_bb): Likewise.
6301 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
6302 * recog.c (next_insn_tests_no_inequality, find_single_use,
6303 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
6304 * reg-stack.c (next_flags_user, record_label_references,
6305 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
6306 compensate_edge, convert_regs_1): Likewise.
6307 * regclass.c (scan_one_insn): Likewise.
6308 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6309 regmove_optimize, fixup_match_1, single_set_for_csa,
6310 combine_stack_adjustments_for_block): Likewise.
6311 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
6312 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
6313 find_equiv_reg): Likewise.
6314 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
6315 reload_as_needed, emit_input_reload_insns, do_output_reload,
6316 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
6318 * reorg.c (find_end_label, emit_delay_sequence,
6319 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
6320 get_jump_flags, rare_destination, mostly_true_jump,
6321 try_merge_delay_insns, redundant_insn, own_thread_p,
6322 fill_simple_delay_slots, fill_slots_from_thread,
6323 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
6324 dbr_schedule): Likewise.
6325 * resource.c (find_basic_block, next_insn_no_annul,
6326 find_dead_or_set_registers, mark_target_live_regs): Likewise.
6327 * rtl.h (RTX_PREV): Likewise.
6328 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
6329 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
6330 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
6331 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
6332 tablejump_p, computed_jump_p, insns_safe_to_move_p,
6333 find_first_parameter_load, can_hoist_insn_p): Likewise.
6334 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
6335 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
6336 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
6337 schedule_ebbs): Likewise.
6338 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
6339 is_conditionally_protected, can_schedule_ready_p,
6340 add_branch_dependences, debug_dependencies): Likewise.
6341 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
6343 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
6344 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
6345 set_dominates_use, ujump_to_loop_cont): Likewise.
6346 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
6347 * varasm.c (output_constant_pool_1): Likewise.
6349 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6351 * tree-scalar-evolution.c: New file.
6352 * tree-scalar-evolution.h: New file.
6353 * tree-ssa-loop-niter.c: New file.
6354 * Makefile.in (SCEV_H): New.
6355 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
6356 * cfgloop.h (struct loop): Add bounds field.
6357 * tree-flow.h (struct tree_niter_desc): New type.
6358 (number_of_iterations_cond, number_of_iterations_exit,
6359 loop_niter_by_eval, find_loop_niter_by_eval,
6360 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
6361 free_numbers_of_iterations_estimates): Declare.
6362 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
6363 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
6364 * doc/invoke.texi (max-iterations-to-track): Document.
6366 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
6368 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
6369 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
6370 (MODE_AFTER): Add cast appropriately.
6371 * config/sh/sh.md (movdi splitter): Likewise.
6372 (casesi_worker_2): Add const qualifier appropriately.
6373 (eh_return): Remove unused variable.
6374 (insv): Initialize v;
6376 2004-07-08 Richard Henderson <rth@redhat.com>
6378 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
6379 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6380 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
6381 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
6382 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
6384 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
6385 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6386 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
6387 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
6389 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
6390 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6391 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
6392 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
6394 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
6395 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6396 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
6397 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
6399 * config/i860/i860-protos.h (i860_va_arg): Remove.
6400 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6401 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
6402 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
6404 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6406 * system.h: Prototype getpagesize if missing.
6407 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
6408 * configure: Regenerate.
6409 * config.in: Regenerate.
6411 2004-07-08 Richard Henderson <rth@redhat.com>
6413 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
6414 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6415 (fr30_gimplify_va_arg_expr): New.
6416 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
6417 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
6419 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
6422 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
6423 of asm_noperands result.
6425 2004-07-08 Richard Henderson <rth@redhat.com>
6427 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
6428 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6429 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
6430 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
6432 2004-07-08 Richard Henderson <rth@redhat.com>
6434 * builtins.c (ind_gimplify_va_arg_expr): New.
6435 * tree.h (ind_gimplify_va_arg_expr): Declare.
6436 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
6438 2004-07-08 Jan Beulich <jbeulich@novell.com>
6440 * expmed.c (extract_bit_field): Correct condition to use vec_extract
6441 patterns also on vector elements other than the first one.
6442 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
6445 2004-07-08 Geoffrey Keating <geoffk@apple.com>
6447 * config/rs6000/darwin-ldouble.c: Correct reference
6448 to the Linnainmaa paper.
6450 2004-07-08 Richard Henderson <rth@redhat.com>
6452 * config/arc/arc-protos.h (arc_va_arg): Remove.
6453 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6454 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
6455 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
6457 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
6458 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6459 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
6460 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
6462 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6464 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
6466 2004-07-08 Zack Weinberg <zack@codesourcery.com>
6468 * c-decl.c (static_ctors, static_dtors): Make static.
6469 (pop_file_scope): Call c_common_write_pch and
6470 cgraph_finalize_compilation_unit here.
6471 (build_cdtor): Moved here from c-objc-common.c; simplify.
6472 (c_write_global_declarations_1): Clarify comment.
6473 (c_write_global_declarations): Close the external scope before
6474 doing anything else. Call build_cdtor, cgraph_optimize, and
6475 mudflap_finish_file here.
6476 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
6478 * c-objc-common.c: No need to include cgraph.h.
6479 (build_cdtor): Moved to c-decl.c.
6480 (c_objc_common_finish_file): Delete.
6481 * c-tree.h: Update to match.
6482 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
6483 (generate_static_references): Set TREE_USED before calling finish_decl.
6484 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
6485 on the static_instances_decl.
6487 2004-07-08 Zack Weinberg <zack@codesourcery.com>
6489 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
6490 decls when there is only one input translation unit.
6491 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
6492 change of 2004-07-05; do not treat declarations with
6493 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
6494 * opts.c (cur_in_fname): Delete.
6496 * tree.c: Revert changes of 2004-07-05; no special treatment
6497 for TRANSLATION_UNIT_DECLs.
6498 * Makefile.in (tree.o): Update dependencies.
6500 2004-07-08 Roger Sayle <roger@eyesopen.com>
6502 * builtins.c (fold_builtin_strcpy): Merge functionality from
6503 simplify_builtin_strcpy. Add additional len argument. No longer
6504 static. Remove function prototype.
6505 (fold_builtin_strncpy): Likewise integrate functionality from
6506 simplify_builtin_strncpy. Add additional slen argument. No
6507 longer static. Remove function prototype.
6508 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
6509 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
6510 types of "ignore" and "unlocked" parameters to bool.
6511 (fold_builtin_1): Add additional ignore argument. Call renamed
6512 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
6513 builtins. Update arguments to fold_builtin_strncpy and
6514 fold_builtin_strcpy. Add function prototype.
6515 (fold_builtin): Add additional Boolean ignore argument to pass
6517 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
6518 and fold_builtin_strncpy instead of simplify_builtin_fputs,
6519 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
6521 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
6522 simplify_builtin_strncpy): Delete function prototypes.
6523 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
6524 fold_builtin_strncpy): Add function prototypes here.
6525 (fold_builtin): Update function prototype with new "bool ignore".
6527 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
6528 (ccp_fold_builtin): Update call to fold_builtin. Call
6529 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
6530 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
6531 simplify_builtin_strncpy respectively.
6532 * fold-const.c (fold): Update call to fold_builtin.
6534 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
6536 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
6539 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
6540 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
6541 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
6542 * calls.c: Remove ifdefs of macros above.
6543 * functions.c: Likewise.
6546 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6548 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
6549 (arch attribute): Delete.
6550 (current_function_calls_alloca attribute): Rename into calls_alloca.
6551 (calls_eh_return): New attribute.
6552 (leaf_function): Likewise.
6553 (length attribute): Fix formula for sibcalls.
6554 (return insn): Correctly compute the 'length' attribute.
6555 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
6557 2004-07-08 Richard Henderson <rth@redhat.com>
6559 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
6560 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
6561 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
6562 * tree-eh.c (lower_eh_constructs_1): Likewise.
6563 * tree-sra.c (sra_walk_modify_expr): Likewise.
6564 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6565 (eliminate_unnecessary_stmts): Likewise.
6566 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
6567 * tree-tailcall.c (optimize_tail_call): Likewise.
6568 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
6570 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6571 Jakub Jelinek <jakub@redhat.com>
6573 * config/i386/i386.c (override_options): Enable
6574 SSE prefetches with -mtune, as long as we are
6575 compiling for i686 or higher. All i686 processors
6576 accept SSE prefetches as NOPS, some i586's don't.
6578 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6581 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
6583 2004-07-08 Diego Novillo <dnovillo@redhat.com>
6585 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
6586 the handling of clobbering ASM_EXPRs.
6588 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6591 * config/sparc/sparc.c (function_value): In 64-bit mode,
6592 return the aggregates larger than 16 bytes like unions.
6594 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6597 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
6598 'temp' is zero, generate new pseudos as needed and emit the
6599 sequence of insns in single-assignment form. Resync comments
6601 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
6602 function before reload.
6604 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
6606 * vec.c (vec_assert_fail): Remove duplicate 'function'.
6608 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
6610 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
6611 Allocation is signed.
6612 (VEC_reserve): Return flag, allocation is signed.
6614 2004-07-08 Richard Henderson <rth@redhat.com>
6616 * tree-ssa-ccp.c (fold_stmt): Get type directly from
6617 OBJ_TYPE_REF_OBJECT.
6619 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
6620 Neil Booth <neil@daikokuya.co.uk>
6624 * c-decl.c (finish_struct): Ensure bit-fields are given the
6626 * c-common.c (c_common_signed_or_unsigned_type): For C, require
6627 the precision to match as well as the mode.
6628 * expr.c (reduce_to_bit_field_precision): New function.
6629 (expand_expr_real_1): Reduce expressions of bit-field type to
6631 * langhooks.h (reduce_bit_field_operations): New hook.
6632 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6634 * c-lang.c, objc/objc-lang.c
6635 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
6636 * objc/objc-act.c (check_ivars): Convert types to bit-field types
6638 * tree.c (build_nonstandard_integer_type): New function.
6639 * tree.h (build_nonstandard_integer_type): New prototype.
6640 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
6641 conversions between integer and boolean types as useless.
6643 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6645 * c-common.c (c_common_nodes_and_builtins): Do not
6646 create __builtin_ptrdiff_t and __builtin_size_t.
6648 2004-07-08 Andrew Pinski <apinski@apple.com>
6650 * Makefile.in (libbackend.o): Add -combine to the gcc
6653 2004-07-08 Nick Clifton <nickc@redhat.com>
6655 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
6658 2004-07-08 Richard Henderson <rth@redhat.com>
6660 * except.c (expand_eh_region_start, expand_eh_region_end,
6661 expand_eh_handler, expand_eh_region_end_cleanup,
6662 expand_start_all_catch, expand_start_catch, expand_end_catch,
6663 expand_end_all_catch, expand_eh_region_end_allowed,
6664 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
6665 expand_eh_region_end_fixup): Remove.
6666 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
6667 cleanups, outer_cleanups, label_chain, exception_region.
6668 (struct goto_fixup): Remove stack_level, cleanup_list_list.
6669 (struct label_chain): Remove.
6670 (struct stmt_status): Remove x_stack_block_stack.
6671 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
6672 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
6673 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
6674 end_cleanup_deferral, last_cleanup_this_contour,
6675 containing_blocks_have_cleanups_or_stack_level,
6676 any_pending_cleanups): Remove.
6677 (expand_null_return_1): Take no arguments.
6678 (expand_label, expand_naked_return, expand_return,
6679 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
6680 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
6681 expand_end_case_type): Don't use any of them.
6682 * calls.c (expand_call): Likewise.
6683 * dojump.c (do_jump): Likewise.
6684 * function.c (expand_function_end): Likewise.
6685 * expr.c (store_expr, expand_expr_real_1): Likewise.
6686 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
6687 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
6688 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
6689 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
6690 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
6691 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
6692 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
6693 for WITH_CLEANUP_EXPR.
6694 (gimple_push_cleanup): Likewise.
6695 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
6696 * print-tree.c (print_node): Likewise.
6697 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
6698 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
6699 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
6700 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
6701 (GOTO_SUBROUTINE_EXPR): Remove.
6702 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
6703 (DECL_TOO_LATE): Remove.
6704 * except.h, tree.h: Update decls.
6706 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6708 * explow.c (optimize_save_area_alloca): Do not accept parameters.
6709 * passes.c (rest_of_handle_final): Handle symout.
6710 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
6712 (rest_of_handle_sched): Break out SMS. Remove ifs for
6713 flag_schedule_insns and flag_modulo_sched.
6714 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
6716 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
6717 (rest_of_handle_partition_blocks, rest_of_handle_sms,
6718 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
6719 rest_of_handle_mode_switching, rest_of_handle_jump,
6720 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
6721 rest_of_handle_jump2, rest_of_handle_postreload,
6722 rest_of_handle_flow2, rest_of_clean_state,
6723 rest_of_handle_shorten_branches,
6724 rest_of_handle_prologue_epilogue,
6725 rest_of_handle_branch_target_load_optimize): New.
6726 (rest_of_compilation): Call the above. Remove ggc_collect
6727 calls moved to rest_of_handle_*.
6728 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
6730 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
6731 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
6732 * except.h (set_nothrow_function_flags): Update comment.
6733 * function.c (current_function_nothrow): Remove.
6734 * output.h (current_function_nothrow): Remove.
6735 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
6736 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
6738 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6741 * reorg.c: Revert 2004-06-30 change.
6742 (find_end_label): If HAVE_epilogue and !HAVE_return,
6743 return 0 instead of creating a label at the end of the insn chain.
6744 (optimize_skip): Account for the failure mode of find_end_label.
6745 (fill_simple_delay_slots): Likewise.
6746 (fill_slots_from_thread): Likewise.
6747 (relax_delay_slots): Likewise.
6749 2004-07-08 Diego Novillo <dnovillo@redhat.com>
6751 * tree-flow.h (addressable_vars): Declare.
6752 * tree-ssa-alias.c (addressable_vars): Define.
6753 (setup_pointers_and_addressables): Add addressable variables
6754 to addressable_vars.
6755 * tree-ssa-operands.c (get_stmt_operands): Move
6756 handling of ASM_EXPRs ...
6757 (get_asm_expr_operands): ... here.
6758 When the ASM_EXPR clobbers memory, also clobber addressable
6760 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
6761 (delete_tree_ssa): Reset addressable_vars.
6763 2004-07-07 Jan Beulich <jbeulich@novell.com>
6764 Richard Henderson <rth@redhat.com>
6766 * varasm.c (assemble_variable): Use assemble_zeros for
6767 zero-initialized variables.
6768 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
6769 for SECCAT_BSS and SECCAT_TBSS.
6771 2004-07-07 Jan Beulich <jbeulich@novell.com>
6773 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
6775 * expmed.c (emit_store_flag): Also special-case double-word
6776 (in-)equality comparison against -1.
6778 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
6779 passing arguments the containers for which are registers.
6781 * calls.c (emit_library_call_value_1): Use mode of function parameter
6782 rather than that of argument since constants have none.
6784 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
6786 Introduce H8SX support.
6787 * expr.c (expand_strcpy): Renamed and moved to...
6788 * builtins.c (expand_movstr): ... here. Tweak.
6789 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
6790 computed or has side effects.
6791 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
6792 unused, or if mempcpy fails. Adjust the return value in the
6793 latter case. Use movstr if everything else fails.
6794 * doc/md.texi (movstr): Document.
6795 (movmemM, clrmemM): Fix explanation of memory block operands.
6796 * config/h8300/h8300.md (stpcpy): Renamed to...
6797 (movstr): ... this. Adjust.
6798 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6799 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
6800 movmem* and clrstr* to clrmem*.
6801 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
6802 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
6803 GENERAL_REGS, always.
6804 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
6805 getting the stack pointer as addr.
6806 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
6807 from general_operand_dst.
6808 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
6810 (movmd_internal): ... this. Add modes to operands. Disparage `D'
6811 instead of requiring it to match only before reload.
6812 (stpcpy_internal_normal): New, normal-mode variant of...
6813 (stpcpy_internal): ... this. Add modes to operands. Disparage
6814 `D' instead of requiring it to match only before reload.
6815 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
6817 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
6818 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
6820 * config/h8300/h8300.md (attr type): Add call.
6821 (attr can_delay): If type is call, set it no.
6822 (call, call_value): Set type to call.
6823 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
6824 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
6825 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
6826 * tree.c (get_narrower): Don't narrow integral types into
6828 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
6829 frame_size *before* the first use.
6830 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
6832 (peephole2): Don't widen instructions that push SP. Move
6833 decrement of SP to the end of all stm-generating peepholes.
6834 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6835 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
6836 and OR to set it to all ones.
6837 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6838 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
6839 (call, call_value): Set can_delay to "no".
6840 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
6841 * config/h8300/h8300.md (extzv): Make subreg check more robust.
6842 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6843 * config/h8300/h8300.md (*brabit): Remove.
6844 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
6845 zero_extract. Use bit_memory_operand as the predicate for
6846 operand 1 and 'WU' as the constraint. Check the difference
6847 between the base length and the final one when deciding which
6848 type of branch to use.
6849 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6850 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
6851 Use convert_move to extend the result for TARGET_H8300SX. Check
6852 for QImode memory references. Optimize the case where the
6853 destination is a paradoxical subreg.
6854 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6855 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
6856 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
6857 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6858 * config/h8300/h8300.md: Include mova.md
6859 (length_table): Add mova and mova_zero.
6860 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
6861 after all constant addresses for '%R', '%X', '%T' and '%S'.
6862 (h8300_mova_length): New function.
6863 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
6864 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
6865 dependencies for s-config, etc.
6866 * config/h8300/gemova.sh: New file.
6867 * config/h8300/mova.md: Generated.
6868 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
6869 * config/h8300/h8300.c (h8300_bitfield_length): New.
6870 (nibble_operand): Adjust.
6871 (h8300_binary_length): Handle conditional binary op.
6872 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
6873 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
6874 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
6875 and P#<0, unused so far. W and Y are now prefixes to multi-letter
6876 constraints. WU is introduced as a variant of U that requires a
6877 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
6878 * config/h8300/h8300.md (attr type): Added bitbranch.
6879 (attr length_table): Added bitfield and bitbranch.
6880 (attr length): Compute bitbranch length.
6881 (andqi): Separate pattern for H8300SX. Use bfld for loading the
6882 least-significant bit of a byte.
6883 (brabit, brabc, brabs): New.
6884 (insv, extzv): Emit bfst and bfld on H8300SX.
6885 (bfld, bfst, seq, sne): New.
6886 (bstzhireg, cmpstz, bstz, bistz): New.
6887 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
6888 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
6889 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
6890 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
6891 (h8sx_unary_memory_operator): New function.
6892 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
6893 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
6894 * config/h8300/h8300.md: Add peepholes to combine reloads and
6896 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6897 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
6898 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
6899 (and?i, ior?i, xor?i): Likewise.
6900 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6901 * config/h8300/h8300.c: Move enums and prototypes to head of file.
6902 Various whitespace fixes.
6903 (h8300_constant_length): New function, split out from...
6904 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
6905 (h8300_classify_operand): Use IN_RANGE.
6906 (h8300_classify_operand): Use h8300_constant_length.
6907 (h8300_short_move_mem_p): Tighten size check.
6908 (h8sx_mergeable_memrefs_p): Tighten equality check.
6909 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
6910 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
6912 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
6913 * config/h8300/crtn.asm: Likewise.
6914 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
6915 if __H8300SX__ is defined.
6916 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
6917 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
6918 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
6919 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
6920 addresses as mode-dependent.
6921 * config/h8300/h8300.c (print_operand_address): Update call to
6923 (h8300_get_index): Take a mode argument. Rework to fix an
6924 earlier misunderstanding.
6925 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
6926 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
6927 into a register if TARGET_H8300SX.
6928 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
6929 TARGET_H8300SX. Also disable related define_splits.
6930 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
6931 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
6932 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
6933 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6934 * config/h8300/h8300.h (OK_FOR_Z): New macro.
6935 (EXTRA_CONSTRAINT_STR): Check it.
6936 * config/h8300/h8300.c (h8300_classify_operand): Accept null
6938 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
6939 * config/h8300/h8300.md (length_table): Add mov_imm4.
6940 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
6941 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6942 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
6944 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
6945 * config/h8300/h8300.c (h8300_reorg): New function.
6946 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6947 * config/h8300/h8300.md (length): Subtract the length of the
6948 delay slot from (pc) when checking the range of forward branches.
6949 (delay_slot, can_delay): New attributes.
6950 (define_delay): Add bra/s handling.
6951 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
6952 (jump): Add delayed-branch handling.
6953 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
6954 * expr.c (expand_strcpy): New function.
6955 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
6956 (expand_builtin_stpcpy): Likewise.
6957 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
6958 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
6959 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
6960 handling to improve register allocation for -fno-omit-frame-pointer.
6961 (h8sx_split_movmd): Delete, moving er6 handling into...
6962 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
6963 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
6964 (movmd): Add calls to copy_rtx.
6965 (movmd_internal): In the second alternative, allow the initial and
6966 final destination registers to be different . Update the splitter
6967 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
6968 instead of h8sx_split_movmd.
6969 (stpcpy, movsd): New expanders.
6970 (movsd_internal): New define_insn.
6971 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
6972 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
6973 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
6974 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
6975 and DESTINATION_REGS.
6976 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6977 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
6978 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
6979 (h8300_move_ratio): Declare.
6980 (MOVE_RATIO): Use it.
6981 * config/h8300/h8300.c (h8300_move_ratio): New variable.
6982 (h8300_init_once): Initialize it.
6983 (h8300_reg_class_from_letter): New function.
6984 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
6985 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
6986 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
6987 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
6988 (movstrsi, movmd): New expanders.
6989 (movmd_internal): New insn.
6990 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
6991 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
6992 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
6993 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
6994 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
6995 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6996 * config/h8300/h8300.c (nibble_operand): Fix warning.
6997 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
6998 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
6999 (movsf_h8300h): Disable for TARGET_H8300SX.
7000 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
7001 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
7002 h8300_stm_parallel and h8300_return_parallel.
7003 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
7004 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
7005 h8300_stm_parallel, h8300_return_parallel): New functions.
7006 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
7007 if TARGET_H8300SX. Use h8300_push_pop.
7008 (h8300_expand_epilogue): Likewise. Try to merge the return insn
7009 and final pop when generating h8sx code. Always emit some form
7011 * config/h8300/h8300.md: Don't enforce register alignment in
7012 stm peepholes if TARGET_H8300SX.
7013 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
7014 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
7015 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
7016 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
7017 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
7018 (MULTILIB_DIRNAMES): Add a directory for it.
7019 (MULTILIB_MATCHES): Delete.
7020 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
7021 * final.c (walk_alter_subreg): Handle addresses with subregs
7022 inside a ZERO_EXTEND or AND.
7023 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
7024 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
7026 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
7027 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
7028 @(dd,Rn.w) and @(dd,ERn.L).
7029 (h8300_displacement_size): Take the whole address as argument.
7030 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
7031 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
7032 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
7033 (h8sx_mergeable_memrefs_p): Declare.
7034 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
7035 (HAVE_PRE_INCREMENT): Likewise.
7036 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
7037 addresses for TARGET_H8300SX,
7038 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
7040 (movb_length_table, movl_length_table): New tables.
7041 (movw_length_table): Define to movb_length_table.
7042 (h8300_displacement_size): New, split out from...
7043 (h8300_classify_address): ...here. Handle pre/post inc/dec.
7044 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
7045 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
7046 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
7047 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
7048 (compute_plussi_length, compute_plussi_cc): Update accordingly.
7049 (h8sx_unary_shift_operator): Get the mode from the operator.
7050 (binary_shift_operator): Likewise.
7051 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
7052 a memory reference, check whether the reference is offsettable.
7053 (length_table): Add movb, movw and movl.
7054 (movqi): Add new h8sx pattern. Don't force one operand to be a
7055 register when generating h8sx code.
7056 (movhi, movsi, movsf): Likewise.
7057 (movstrictqi): Use the length_table attribute.
7058 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
7059 (addqi3): Split into a define_expand and define_insn. Don't accept
7060 memory operands in the expander. Use h8300_operands_match_p to
7061 check for matching operands in the define_insn.
7062 (subqi3, negqi2, one_cmplqi2): Likewise.
7063 (add[hs]i3): Don't accept memory operands in the expander. Likewise
7064 in any patterns that are unused in h8sx code. In the h8sx patterns,
7065 use h8300_operands_match_p to check whether operands match.
7066 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
7067 one_cmpl[hs]i3): Likewise.
7068 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
7070 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
7071 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
7072 (h8300_insn_length_from_table): Add a second parameter.
7073 (output_h8sx_shift): Declare.
7074 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
7075 (EXTRA_CONSTRAINT): Replace with...
7076 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
7077 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
7078 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
7079 and h8sx_binary_shift_operator.
7080 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
7082 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
7083 (bit_memory_operand, fix_bit_operand): Likewise.
7084 (h8300_length_table_for_insn): Remove.
7085 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
7087 (h8300_short_immediate_length, h8300_binary_length): New functions.
7088 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
7089 (output_plussi): Use sub to add negative constants.
7090 (compute_plussi_length): Adjust accordingly.
7091 (h8sx_single_shift_type): New enum.
7092 (h8sx_single_shift, h8sx_unary_shift_operator,
7093 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
7094 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
7095 single h8sx instruction. Return false in this case.
7096 * config/h8300/h8300.md (length_table): Add short_immediate.
7097 (length): Pass the operand array to h8300_insn_length_from_table.
7098 (adjust_length): Assume "no" for insns with a length_table attribute.
7099 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
7100 (*addhi3_h8300hs): Don't use for h8sx.
7101 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
7103 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
7104 1's predicate to nonimmediate_operand. Only skip default expansion
7105 if expand_a_shift or expand_a_rotate returns true. Add new patterns
7106 for single h8sx shift instructions.
7107 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
7108 * config/h8300/h8300.c (nibble_operand): Split out of...
7109 (reg_or_nibble_operand): ... this.
7110 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
7111 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
7112 umulhisi3): Introduce expand, and introduce separate insns for
7113 sign- or zero-extended REG and already-extended CONST_INT.
7114 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
7115 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
7116 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
7117 (subhi3): Likewise. Don't accept immediates for operand 1.
7118 Remove the early clobber from second alternative of the h8300s pattern.
7119 (subsi3): Generalize for h8sx. Force operand 2 into a register
7120 on plain h8300 targets.
7121 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
7122 (subsi3_h8300h): Generalize for h8sx.
7123 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
7124 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
7125 * config/h8300/h8300.c (reg_or_nibble_operand): New.
7126 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
7127 (TARGET_H8300SXMUL): New.
7128 (CONST_OK_FOR_P): New.
7129 (CONST_OK_FOR_LETTER_P): Adjust.
7130 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
7131 umulhisi3): Accept 4-bit immediate on H8SX.
7132 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
7133 (udivsi3, divhi3, udivsi3, divsi3): New.
7134 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
7135 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
7136 * config/h8300/h8300.h (OK_FOR_Q): New macro.
7137 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
7138 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
7139 Add ADDRESSOF to the bit_operand entry.
7140 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
7141 (h8300_src_operand): Likewise.
7142 (bit_operand): Check nonimmediate_operand rather than general_operand.
7143 Accept any nonimmediate_operand in h8sx code.
7144 (h8300_and_costs): Initialize operands[1].
7145 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
7146 (h8300_operand_class): New enum.
7147 (h8300_length_table): New typedef.
7148 (addb_length_table, addw_length_table, addl_length_table,
7149 logicl_length_table): New tables.
7150 (logicb_length_table, logicw_length_table): New macros.
7151 (h8300_classify_operand, h8300_length_from_table,
7152 h8300_length_table_for_insn, h8300_unary_length,
7153 h8300_insn_length_from_table): New functions.
7154 (output_plussi): Only use adds and subs for register destinations.
7155 Disable redundant clause.
7156 (compute_plussi_cc): Likewise.
7157 (compute_plussi_length): Likewise. Use h8300_length_from_table
7158 to work out the length of an insn.
7159 (output_logical_op): Only use narrower immediate instructions
7160 if the destination is a register.
7161 (compute_logical_op_cc): Likewise.
7162 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
7163 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
7164 * config/h8300/h8300.md (length_table): New attribute.
7165 (length): When an instruction has a length_table attribute, use
7166 h8300_insn_length_from_table to calculate its default length.
7167 (cmpqi): Use h8300_dst_operand for the first operand and
7168 h8300_src_operand for the second.
7169 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
7170 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
7171 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
7172 iorsi3, xorhi3, xorsi3): Likewise.
7173 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
7174 so that it allows any combination of operands for TARGET_H8300SX.
7175 (iorqi3, xorqi3): Likewise.
7176 (cmpqi): Use the length_table attribute.
7177 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
7178 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
7179 (cmpqi): Add 'Q' constraint.
7180 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
7181 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
7182 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
7183 * config/h8300/h8300.h (MASK_H8300SX): New macro.
7184 (TARGET_H8300S): True for both -ms and -msx.
7185 (TARGET_H8300SX): New macro.
7186 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
7187 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
7188 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
7189 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
7191 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
7192 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
7193 16-bit pointers and 32-bit ints.
7194 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
7195 CONST_DOUBLE with mode no wider than SImode.
7196 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
7198 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
7199 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
7201 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
7202 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
7203 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
7205 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7207 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
7209 2004-07-07 Per Bothner <per@bothner.com>
7211 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
7213 2004-07-07 Mike Stump <mrs@apple.com>
7215 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
7216 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
7217 (machopic_finish): Likewise.
7219 2004-07-07 Richard Henderson <rth@redhat.com>
7221 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
7222 through any value-preserving cast.
7224 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
7226 * function.c (assign_parm_find_data_types): Call
7227 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
7229 2004-07-07 Steven Bosscher <stevenb@suse.de>
7231 * tree-cfg.c (group_case_labels): Remove case labels that have
7232 the same target as the default case.
7234 2004-07-07 Steven Bosscher <stevenb@suse.de>
7236 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
7237 regardless of DECL_LANG_SPECIFIC being present or not.
7238 * tree.h (DECL_NUM_STMTS): Purge.
7240 2004-07-07 Andrew Pinski <apinski@apple.com>
7242 * configure: Regenerate with the right autoconf.
7244 2004-07-07 David Edelsohn <edelsohn@gnu.org>
7246 * ifcvt.c (total_bb_rtx_cost): New function.
7247 (find_if_case_1): Compare rtx_cost of basic block to cost of
7249 (find_if_case_2): Same.
7251 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7254 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
7255 (output_return): Likewise.
7256 (output_sibcall): Abort if !flag_delayed_branch.
7257 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
7258 (emit_and_preserve): New function.
7259 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
7260 indirect jump to the thunked-to function if !flag_delayed_branch.
7261 * config/sparc/sparc.md (delayed_branch): New attribute.
7262 (load_pcrel_sym): Honor flag_delayed_branch. Use above
7263 attribute to compute the length of the insn.
7264 (goto_handler_and_restore): Likewise.
7266 2004-07-07 Andrew Pinski <apinski@apple.com>
7268 PR tree-optimization/15777
7269 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
7271 * expr.c (expand_expr_real_1): Fix formating.
7272 BUFFER_REF and IN_EXPR are dead.
7273 * fold-const.c (non_lvalue): BUFFER_REF is dead.
7274 * tree-inline.c (estimate_num_insns_1): Likewise.
7275 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
7276 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
7277 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
7279 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
7281 * collect2.c (dump_file): Don't call cplus_demangle if
7282 HAVE_LD_DEMANGLE is defined.
7283 (main): Pass "--demangle" to ld if no_demangle is not 0 and
7284 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
7285 if HAVE_LD_DEMANGLE is defined.
7287 * configure.ac (--with-demangler-in-ld): Added
7288 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
7289 --with-demangler-in-ld is used.
7290 * config.in: Regenerated.
7291 * configure: Likewise.
7293 2004-07-07 Roger Sayle <roger@eyesopen.com>
7295 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
7296 for simple floating point operations "fp", double precision
7297 multiplication "dmul", and single and double precision division
7298 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
7299 (ppc630_cost): New table split from ppc620_cost, to distinguish
7300 differences in floating point latencies.
7301 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
7302 (rs6000_rtx_costs): Add support for single and double precision
7303 floating point addition, subtraction, multiplication, division,
7304 fused-multiply-add, fused-multiply-sub, negation, absolute value
7305 and negative absolute value. Tweak MEM case to use prefered idiom.
7307 2004-07-07 Richard Henderson <rth@redhat.com>
7309 * tree-flow-inline.h (may_propagate_copy): Move...
7310 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
7311 attempt to copy between types requiring conversion.
7312 * tree-flow.h (may_propagate_copy): Update decl.
7313 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
7315 2004-07-07 Jakub Jelinek <jakub@redhat.com>
7317 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
7318 from -mtune= option.
7320 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
7322 * builtins.c: Rename movstr*, except for movstrict*, to
7323 movmem* and clrstr* to clrmem*.
7326 * genopinit.c: Likewise.
7327 * integrate.c: Likewise.
7328 * local-alloc.c: Likewise.
7329 * optabs.c: Likewise.
7330 * optabs.h: Likewise.
7331 * config/alpha/alpha.h: Likewise.
7332 * config/alpha/alpha.md: Likewise.
7333 * config/arm/arm-protos.h: Likewise.
7334 * config/arm/arm.c: Likewise.
7335 * config/arm/arm.md: Likewise.
7336 * config/avr/avr.md: Likewise.
7337 * config/c4x/c4x.c: Likewise.
7338 * config/c4x/c4x.md: Likewise.
7339 * config/frv/frv.md: Likewise.
7340 * config/i386/i386-protos.h: Likewise.
7341 * config/i386/i386.c: Likewise.
7342 * config/i386/i386.h: Likewise.
7343 * config/i386/i386.md: Likewise.
7344 * config/i860/i860.c: Likewise.
7345 * config/i860/i860.md: Likewise.
7346 * config/ip2k/ip2k.md: Likewise.
7347 * config/ip2k/libgcc.S: Likewise.
7348 * config/ip2k/t-ip2k: Likewise.
7349 * config/m32r/m32r.c: Likewise.
7350 * config/m32r/m32r.md: Likewise.
7351 * config/mcore/mcore.md: Likewise.
7352 * config/mips/mips.c: Likewise.
7353 * config/mips/mips.md: Likewise.
7354 * config/ns32k/ns32k.c: Likewise.
7355 * config/ns32k/ns32k.h: Likewise.
7356 * config/ns32k/ns32k.md: Likewise.
7357 * config/pa/pa.c: Likewise.
7358 * config/pa/pa.md: Likewise.
7359 * config/pdp11/pdp11.h: Likewise.
7360 * config/pdp11/pdp11.md: Likewise.
7361 * config/rs6000/rs6000.c: Likewise.
7362 * config/rs6000/rs6000.md: Likewise.
7363 * config/s390/s390-protos.h: Likewise.
7364 * config/s390/s390.c: Likewise.
7365 * config/s390/s390.md: Likewise.
7366 * config/sh/lib1funcs.asm: Likewise.
7367 * config/sh/sh.c: Likewise.
7368 * config/sh/sh.md: Likewise.
7369 * config/sh/t-sh: Likewise.
7370 * config/sparc/sparc.h: Likewise.
7371 * config/vax/vax.md: Likewise.
7372 * config/xtensa/xtensa.c: Likewise.
7373 * config/xtensa/xtensa.md: Likewise.
7374 * doc/invoke.texi: Likewise.
7375 * doc/md.texi: Likewise.
7376 * doc/rtl.texi: Likewise.
7378 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
7381 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
7382 * config/mips/mips.c (mips_declare_common_object): New function,
7383 mostly split out from...
7384 (mips_output_aligned_decl_common): ...here.
7385 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
7386 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
7387 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
7388 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
7390 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7393 * function.c (assign_parms): Fix typo from previous change.
7395 2004-07-07 Jason Merrill <jason@redhat.com>
7398 * doc/extend.texi (C++ Interface): Correct information and
7401 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
7406 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
7409 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7412 * config/m32r/m32r.c (m32r_function_symbol): New function:
7413 Generate a symbol name RTX with the correct m32r specific flags
7415 (block_move_call): Use new function to generate correct symbol.
7416 * config/m32r/m32r-protos.h: Add prototype for new funcion.
7417 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
7420 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
7422 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
7423 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
7424 TYPE_BINFO_BASETYPE): Remove.
7425 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
7427 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
7429 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
7430 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
7431 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
7432 (struct tree_binfo): Rename base_types to base_binfos.
7433 * alias.c (record_component_aliases): Adjust BINFO macros.
7434 * dbxout.c (dbxout_type): Likewise.
7435 * dwarf2out.c (gen_member_die): Likewise.
7436 * sdbout.c (sdbout_one_type): Likewise.
7437 * tree-dump.c (deque_and_dump): Likewise.
7438 * config/i386/i386.c (classify_argument,
7439 contains_128bit_aligned_vector_p): Likewise.
7441 2004-07-07 Nick Clifton <nickc@redhat.com>
7443 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
7444 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
7446 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
7448 * vec.h: Fix the example use.
7450 2004-07-06 Richard Henderson <rth@redhat.com>
7452 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
7453 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
7454 * tree-inline.c (copy_body_r, setup_one_parameter,
7455 initialize_inlined_parameters, expand_call_inline,
7456 declare_inline_vars): Don't check it.
7457 (expand_calls_inline): Remove old version, rename new version
7458 from gimple_expand_calls_inline.
7459 * tree-optimize.c (execute_gimple): Remove.
7460 (pass_gimple): Don't run anything.
7462 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
7464 * doc/sourcebuild.texi: Use semicolons instead of commas in
7467 2004-07-06 Richard Henderson <rth@redhat.com>
7469 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
7470 (sra_walk_modify_expr, scan_init): Likewise.
7471 (generate_element_zero): Check visited before scanning children.
7472 (generate_element_init): Set visited on error.
7473 (scalarize_init): Handle generate_element_init failure similar
7476 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
7478 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
7479 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
7481 2004-07-06 Richard Henderson <rth@redhat.com>
7483 * config/i386/i386.c (legitimize_pic_address): Make static.
7484 (legitimize_address): Handle CONST with TLS operand.
7485 (ix86_expand_move): Don't call legitimize_pic_address directly.
7486 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
7488 2004-07-06 Roger Sayle <roger@eyesopen.com>
7490 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
7491 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
7492 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
7493 is currently executed unconditionally, i.e. not in "else_bb".
7495 2004-07-06 Steven Bosscher <stevenb@suse.de>
7497 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
7498 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7499 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
7500 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7501 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
7502 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7503 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
7504 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7505 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
7506 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7507 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
7508 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7509 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
7510 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7511 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
7512 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7514 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
7516 * dojump.c (do_jump): REFERENCE_EXPR is dead.
7517 * expr.c (expand_expr_real_1): Ditto.
7518 * tree-inline.c (estimate_num_insns_1): Ditto.
7519 * tree-pretty-print.c (dump_generic_node): Ditto.
7523 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
7525 * tree-ssa-pre.c (reference_node_pool): New pool.
7526 (find_or_generate_expression): Class 'r' is okay too.
7527 (create_value_expr_from): Ditto.
7528 (add_to_sets): LHS should not include vuses.
7530 (compute_avail): Reverse ordering of tests.
7531 Valuize INDIRECT_REF as well.
7533 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
7535 PR rtl-optimization/16380
7536 * loop.c (check_dbra_loop): Sink comparison instructions if they
7537 do something other than set cc0.
7539 2004-07-06 James E Wilson <wilson@specifixinc.com>
7541 * doc/interface.texi (longjmp and automatic variables): Delete
7542 paragraph recommending taking the address of a variable.
7544 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
7546 * vec.h (VEC_embedded_alloc): Remove.
7547 (VEC_embedded_size, VEC_embedded_init): New.
7548 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
7550 (VEC_truncate): New.
7551 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
7552 (vec_embedded_alloc): Remove.
7553 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
7554 (vec_embedded_alloc): Remove.
7556 2004-07-06 Mark Mitchell <mark@codesourcery.com>
7558 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
7559 (gt-langhooks.h): Remove.
7561 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
7563 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
7565 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7567 * config/sparc/sparc.c (get_pc_symbol): Rename into
7568 add_pc_to_pic_symbol.
7569 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
7570 (load_pic_register): Account for previous changes.
7571 Use reg_names. Don't create the label twice.
7572 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
7573 UNSPEC_LOAD_PCREL_SYM.
7574 (get_pc): Rename into load_pcrel_sym. Add predicate to
7575 operands. Remove condition.
7577 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
7579 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
7580 RECORD, UNION & QUAL_UNION is actually a binfo.
7582 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
7583 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
7584 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
7585 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
7586 * dwarf2out.c (add_data_member_location_attribute): Likewise.
7587 (gen_inheritance_die): Likewise.
7588 * tree-dump.c (deque_and_dump): Likewise.
7589 * doc/c-tree.texi (Binfos): Add under reconstruction note.
7591 2004-07-06 Steven Bosscher <stevenb@suse.de>
7593 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7595 * config/mcore/mcore.md: Model memory latency with a simple DFA
7596 pipeline description instead of a define_function_unit.
7598 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7600 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
7601 * langhooks.h (var_mod_type_p): Likewise.
7602 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
7603 * expr.c (count_type_elements): Properly handle return from
7604 array_type_nelts and properly test for overflow.
7605 * gimplify.c (gimplify_init_constructor): Properly handle return
7606 from array_type_nelts.
7607 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
7608 * integrate.c (copy_decl_for_inlining): Correct comments.
7609 * tree-inline.c (remap_decl): Update comments, remove dead code,
7610 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
7611 (remap_type): Only remap if variably modified by vars in function
7613 (copy_body_r): Use compatible_type langhooks to see when can fold.
7614 (setup_one_parameter): Don't remap type.
7615 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
7616 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
7617 compute TREE_INVARIANT for decl case.
7618 (find_var_from_fn): New function.
7619 (variably_modified_type_p): Add arg and call new function.
7620 * tree.h (variably_modified_type_p): Add extra arg.
7622 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7624 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
7625 (goto_handler_and_restore_v9): Delete disabled insn.
7626 (goto_handler_and_restore_v9_sp64): Likewise.
7628 2004-07-05 Roger Sayle <roger@eyesopen.com>
7630 * calls.c (load_register_parameters): Call expand_shift instead
7631 of expand_binop with ashl_optab (or other shift optab) directly.
7632 * expr.c (emit_group_load, emit_group_store): Likewise.
7633 * function.c (assign_parm_setup_block): Likewise.
7634 * stmt.c (shift_return_value): Likewise.
7636 2004-07-05 Jakub Jelinek <jakub@redhat.com>
7638 * expr.c (expand_assignment): Disable the bitfield += optimizations.
7640 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7642 * doc/sourcebuild.texi: Revert previous patch.
7644 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7646 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
7647 TARGET_MEM_FUNCTIONS.
7648 * system.h: Poison TARGET_MEM_FUNCTIONS.
7649 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
7650 bcmp_libfunc, bzero_libfunc): Remove.
7651 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
7653 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
7654 * doc/standards.texi: Don't mention calling BSD string functions.
7655 * doc/invoke.texi: Likewise. Mention that memmove may be called.
7656 * config/vax/t-memfuncs: New.
7657 * config/memcmp.c, config/memcpy.c, config/memmove.c,
7658 config/memset.c: New.
7659 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
7660 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
7662 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
7663 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
7664 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
7665 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
7666 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
7667 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
7668 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
7669 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
7670 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
7671 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
7673 2004-07-05 Richard Henderson <rth@redhat.com>
7675 * function.c (assign_parm_setup_reg): Properly rename variables in
7676 FUNCTION_ARG_CALLEE_COPIES section.
7678 2004-07-05 Zack Weinberg <zack@codesourcery.com>
7680 * tree-mudflap.c: Include cgraph.h.
7681 (mf_init_extern_trees): Rename to mudflap_init. Export.
7682 Rewrite to create synthetic declarations instead of looking
7683 up declarations from mf-runtime.h.
7684 (mf_make_builtin, mf_make_cache_struct_type): New functions.
7685 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
7687 (execute_mudflap_function_decls, mudflap_register_call):
7688 Don't call mf_init_extern_trees.
7689 (mudflap_finish_file): Use cgraph_build_static_cdtor.
7691 * tree-mudflap.h: Update prototypes.
7692 * c-mudflap.c: Delete file.
7693 * c-common.c: Include tree-mudflap.h.
7694 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
7695 * Makefile.in: Remove all references to c-mudflap.o.
7696 Update dependencies.
7698 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7700 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
7701 displacements with the spatial-locality cache-control completer.
7703 2004-07-05 Zack Weinberg <zack@codesourcery.com>
7705 * langhooks.c: Don't include gt-langhooks.h.
7706 (var_labelno): Delete.
7707 (lhd_set_decl_assembler_name): Do not append a distinguishing
7708 number to file-scope internal-linkage declarations for the first
7709 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
7710 the declaration itself (if at block scope), or its containing
7711 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
7714 * opts.c (cur_in_fname): New global.
7715 * opts.h: Declare it.
7716 * tree.c: Include opts.h.
7717 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
7718 DECL_UID equal to cur_in_fname.
7719 (copy_node_stat): Do not change DECL_UID when copying a
7720 TRANSLATION_UNIT_DECL.
7721 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
7722 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
7724 * c-decl.c (c_static_assembler_name): Delete.
7725 * c-tree.h (c_static_assembler_name): Delete prototype.
7726 * c-lang.c, objc/objc-lang.c: Don't override
7727 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
7729 * Makefile.in (tree.o): Update dependencies.
7730 (GTFILES): Remove langhooks.c.
7732 2004-07-05 Roger Sayle <roger@eyesopen.com>
7734 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
7735 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
7736 Normalize "X % C" as "X % -C" for signed modulus and negative C.
7737 Optimize "X % -Y" as "X % Y" for signed modulus.
7738 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
7739 into "((unsigned) X % Y) == 0".
7741 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7743 * sourcebuild.texi (Config Fragments): Use @comma{} in
7744 cross-reference to section title.
7746 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7748 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
7749 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
7750 (gimplify_target_expr, gimplify_expr): Likewise.
7751 (copy_if_shared_r): No longer need special case for BIND_EXPR.
7752 (unshare_body, unvisit_body): Only look at nested if BODY_P is
7754 (gimplify_compound_lval): See if we can strip any useless conversion.
7755 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
7757 (gimplify_modify_expr_to_memset): Likewise.
7758 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
7759 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
7760 (declare_inline_vars): Likewise.
7761 (walk_type_fields): New function.
7762 (walk_tree): Use it.
7763 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
7765 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
7766 (sra_walk_modify_expr): Allow init function to fail.
7767 (scan_init): Now returns bool.
7768 (generate_element_init): If can't understand INIT, return false.
7769 (scalarize_init): Return false if generate_element_init does.
7771 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
7774 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
7775 bounds if bounds aren't constant.
7777 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
7779 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
7780 to type hooks; remove bogus PARAMS.
7782 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
7784 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
7785 * dwarf2out.c (add_data_member_location_attribute): Check for
7787 * tree.c (tree_node_kinds): Add "binfos".
7788 (binfo_lang_slots): New.
7789 (make_node_stat): Add TREE_BINFO.
7790 (make_tree_binfo_stat): New.
7791 (tree_node_structure): Add TREE_BINFO.
7792 * tree.def (TREE_BINFO): New.
7793 * tree.h (REC_OR_UNION_CHECK): Rename to ...
7794 (RECORD_OR_UNION_CHECK): ... here.
7795 (NOT_RECORD_OR_UNION_CHECK): New.
7796 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
7797 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
7798 RECORD_OR_UNION_CHECK.
7799 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
7800 (TYPE_LANG_SLOT_1): New.
7801 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
7802 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
7803 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
7804 (BINFO_ELTS): Remove.
7805 (BINFO_LANG_SLOT): New.
7806 (struct tree_binfo): New.
7807 (binfo_lang_slots): Declare.
7808 (enum tree_node_structure_enum): Add TS_BINFO.
7809 (union tree_node): Add binfo.
7810 (make_tree_binfo_stat): Declare.
7811 (make_tree_binfo): New.
7812 (enum tree_node_kind): Add binfo_kind.
7814 * objc/objc-act.c (start_class, objc_declare_protocols,
7815 start_protocols): Use TYPE_LANG_SLOT_1.
7816 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
7818 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
7819 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
7820 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
7821 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
7823 2004-07-05 Steven Bosscher <stevenb@suse.de>
7825 * rtl.h (struct rtx_def): Remove the integrated flag.
7826 Use the return_val flag for MEM_SCALAR_P.
7827 Reshuffle and update flags in CLEAR_RTX_FLAGS.
7829 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
7832 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
7833 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
7836 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
7838 * var-tracking.c: Fix some comments.
7839 (frame_stack_adjust): New.
7840 (vt_stack_adjustments): Init stack_adjust of entry block to
7841 minus stack adjustment of function prologue.
7842 (adjust_stack_reference): Do not adjust if adjustment == 0.
7843 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
7844 (emit_notes_in_bb): Likewise.
7845 (vt_add_function_parameters): Do not adjust locations of
7847 (vt_initialize): Compute the stack adjustment of function
7848 prologue and offset the initial "location" of frame_base_decl
7849 from the stack pointer after prologue.
7851 2004-07-04 Richard Henderson <rth@redhat.com>
7853 * function.c (struct assign_parm_data_all): New.
7854 (struct assign_parm_data_one): New.
7855 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
7856 assign_parm_find_data_types, assign_parms_setup_varargs,
7857 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
7858 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
7859 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
7860 assign_parm_setup_block, assign_parm_setup_reg,
7861 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
7862 (assign_parms): ... here.
7864 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
7866 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
7867 now are bitmap_set_t's.
7868 (bitmap_insert_into_set): No point in inserting the value if
7870 (bitmap_set_contains): New function.
7871 (bitmap_set_replace_value): Add comment on why we do it
7873 (set_contains): Removed.
7874 (bitmap_set_subtract_from_value_set): New name of
7875 set_subtract now that it's arguments are two different
7878 (bitmap_find_leader): Change algorithm used.
7879 (find_or_generate_expression): Update use of functions for new
7881 (create_expression_by_pieces): Ditto.
7882 (insert_aux): Ditto.
7884 (add_to_sets): Ditto.
7886 (execute_pre): Ditto.
7887 (compute_avail): Ditto.
7888 Also ignore virtual phis.
7890 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7892 * combine.c (simplify_comparison): Fix comment typo.
7894 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7896 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
7897 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
7898 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
7899 (output_restore): Change parameter from 'insn' to 'pat'.
7900 (output_return): Adjust call to output_restore.
7901 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
7902 Adjust call to output_restore.
7904 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7906 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
7907 and assert system is bsd.
7909 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7911 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
7912 (TARGET_SWITCHES): Remove -mdebugc.
7913 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7914 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
7915 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
7916 (sle_[sd]i_reg): Delete.
7918 2004-07-04 Steven Bosscher <stevenb@suse.de>
7920 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7922 * config/iq2000/iq2000.md: Translate old pipeline description to an
7925 2004-07-04 Roger Sayle <roger@eyesopen.com>
7927 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
7928 Ensure the replacement rhs is valid gimple before performing
7929 the substitution. Return false if these sanity checks fail.
7930 (fold_stmt): Only set changed to true, if set_rhs returns true.
7931 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
7934 2004-07-04 Richard Henderson <rth@redhat.com>
7937 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
7939 2004-07-04 Mark Mitchell <mark@codesourcery.com>
7941 * configure.ac (ranlib_flags): New variable.
7942 * Makefile.in (RANLIB_FLAGS): New variable.
7943 (libbackend.a): Use it.
7944 * configure: Regenerated.
7946 2004-07-04 Roger Sayle <roger@eyesopen.com>
7948 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
7949 a "sign mask" instead of using ashr_optab directly.
7951 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7953 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
7954 * doc/cppopts.texi: Clarify processing of command-line defines.
7956 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
7958 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
7960 2004-07-04 Richard Henderson <rth@redhat.com>
7962 * rtl.def (ADDRESSOF): Remove.
7963 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
7964 (find_base_term, memrefs_conflict_p): Likewise.
7965 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
7966 (fold_rtx, cse_insn, set_live_p): Likewise.
7967 * dwarf2out.c (mem_loc_descriptor): Likewise.
7968 (add_location_or_const_value_attribute): Likewise.
7969 * emit-rtl.c (copy_insn_1): Likewise.
7970 * explow.c (memory_address): Likewise.
7971 * expmed.c (store_split_bit_field): Likewise.
7972 * expr.c (expand_expr_real_1): Likewise.
7973 * function.c (instantiate_decl
7974 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
7975 * genrecog.c (preds, validate_pattern): Likewise.
7976 * integrate.c (copy_rtx_and_substitute): Likewise.
7977 * recog.c (general_operand, register_operand): Likewise.
7978 (memory_address_p): Likwise.
7979 * reload1.c (eliminate_regs, elimination_effects): Likewise.
7980 * rtl.c (copy_rtx): Likewise.
7981 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
7982 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
7983 * rtlhooks.c (gen_lowpart_general): Likewise.
7984 * stmt.c (expand_asm_operands): Likewise.
7985 * web.c (entry_register, replace_ref, web_main): Likewise.
7986 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
7987 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
7988 * config/arm/arm.c (thumb_rtx_costs): Likewise.
7989 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
7990 * config/frv/frv.c (move_destination_operand, move_source_operand,
7991 condexec_dest_operand, condexec_source_operand,
7992 condexec_memory_operand): Likewise.
7993 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
7994 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
7995 (destination_xfmode_operand): Likewise.
7996 * config/mips/mips.h (PREDICATE_CODES): Likewise.
7997 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
7998 * config/s390/s390.c (general_s_operand): Likewise.
7999 * config/s390/s390.md (mov*): Likewise.
8000 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
8002 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
8003 * expr.c (expand_expr_real_1): Likewise.
8004 * stmt.c (expand_decl): Likewise.
8005 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8007 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
8008 postponed_insns, put_var_into_stack, put_reg_into_stack,
8009 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
8010 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
8011 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
8012 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
8013 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
8014 purge_bitfield_addressof_replacements, purge_addressof_replacements,
8015 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
8016 struct insns_for_mem_walk_info, insns_for_mem_walk,
8017 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
8018 setjmp_protect_args): Remove.
8019 (push_function_context_to): Don't handle var_refs_queue.
8020 (pop_function_context_from, free_after_compilation): Likewise.
8021 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
8022 (assign_parms, allocate_struct_function): Likewise.
8023 (use_register_for_decl): New.
8024 (expand_function_end): Don't setjmp_protect.
8025 * function.h (struct emit_status): Update commentary.
8026 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
8027 (max_parm_reg, parm_reg_stack_loc): Remove.
8028 * passes.c (DFI_addressof): Remove.
8029 (dump_file_info): Remove addressof.
8030 (rest_of_handle_addressof): Remove.
8031 (rest_of_compilation): Don't call it.
8032 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
8033 * stmt.c (expand_decl): Use use_register_for_decl.
8034 * tree.h: Update decls.
8035 * web.c (mark_addressof): Remove.
8036 * doc/invoke.texi (-dF): Remove.
8038 2004-07-03 Richard Henderson <rth@redhat.com>
8040 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
8041 instead of gen_mem_addressof.
8042 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
8043 TImode output register.
8045 2004-07-03 Richard Henderson <rth@redhat.com>
8047 PR tree-optimization/16341
8048 * tree-sra.c (sra_walk_function): Increment to next stmt before
8049 processing the current stmt.
8050 (sra_insert_after): Always use BSI_SAME_STMT.
8052 2004-07-03 Richard Henderson <rth@redhat.com>
8054 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
8057 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
8059 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
8060 with tree_int_cst_equal.
8062 2004-07-03 Andreas Schwab <schwab@suse.de>
8064 * config/ia64/ia64.md: Define new attribute "empty".
8065 (prologue_use, nop_x, insn_group_barrier): Set it.
8067 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
8068 skip over "empty" insns.
8070 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8072 * tree-inline.c (initialize_inlined_parameters): Pass proper function
8073 context to gimplify_body.
8074 (walk_tree): Don't walk into types twice.
8075 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
8077 * tree-sra.c (generate_element_init): Remove any useless conversions.
8079 * gimplify.c (gimplify_conversion): Remove stripping useless
8080 conversions from here.
8081 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
8082 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
8083 Unshare before substituting PLACEHOLDER_EXPR.
8084 (gimplify_modify_expr_to_memset): Likewise.
8085 Pass address of TO to memset, not TO itself.
8086 (gimplify_init_constructor): Make copy of OBJECT so we have it each
8087 time we make an expression (to match a PLACEHOLDER_EXPR).
8089 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
8090 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
8091 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
8092 * tree-ssa-dom.c (local_fold): Likewise.
8094 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
8095 * langhooks.h (strct lang_hooks): New field type_max_size.
8096 * function.c (assign_temp): Call it.
8098 2004-07-03 Steven Bosscher <stevenb@suse.de>
8100 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
8101 * config/sh/sh.md: Convert the SH1 pipeline description to
8104 2004-07-02 Zack Weinberg <zack@codesourcery.com>
8106 * c-decl.c (struct c_binding): Remove contour field; add
8107 depth, invisible, nested fields.
8108 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
8109 (B_IN_EXTERNAL_SCOPE): New convenience macros.
8110 (bind): Add invisible and nested arguments. Initialize
8111 new fields of struct c_binding; adjust loop scanning for
8113 (free_binding_and_advance): Clear structure with memset.
8114 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
8115 in file scope, even if it's in external scope too.
8116 (pushdecl): Adjust to match. Create invisible file-scope
8117 declarations for block-scope forward declarations of static functions.
8118 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
8119 (undeclared_variable, lookup_label, declare_label, define_label)
8120 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
8121 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
8122 (store_parm_decls_oldstyle): Adjust to match.
8123 (diagnose_mismatched_decls): Correct handling of linkage clashes.
8124 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
8126 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
8127 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
8129 2004-07-02 Richard Henderson <rth@redhat.com>
8131 * c-decl.c (grokdeclarator): Don't frob current_function_decl
8132 around variable_size.
8133 (set_decl_nonlocal): Remove.
8134 (store_parm_decls): Add stmts for pending sizes.
8135 * calls.c (calls_function, calls_function_1): Remove.
8136 (precompute_arguments): Don't call it.
8137 * cfgexpand.c (set_save_expr_context): Remove.
8138 (tree_expand_cfg): Don't call it.
8139 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
8140 (dwarf2out_finish): Likewise.
8141 * expr.c (emit_block_move): Adjust addresses to BLKmode.
8142 (store_constructor): Don't pre-evaluate SAVE_EXPR.
8143 (safe_from_p): Don't queue SAVE_EXPRs.
8144 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
8145 or build plain VAR_DECLs.
8146 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
8148 (fold_checksum_tree): Don't special-case SAVE_EXPR.
8149 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
8150 (put_var_into_stack): Don't handle SAVE_EXPR.
8151 (gen_mem_addressof): Likewise.
8152 * function.h (struct function): Remove x_save_expr_regs.
8153 (save_expr_regs): Remove.
8154 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
8155 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
8156 * stor-layout.c (variable_size): Don't set it.
8157 (force_type_save_exprs, force_type_save_exprs_1): Remove.
8158 * tree-inline.c (remap_save_expr): Remove fn argument. Update
8159 all callers. Don't set SAVE_EXPR_CONTEXT.
8160 * tree-inline.h (remap_save_expr): Update decl.
8161 * tree.c (save_expr): Update build size.
8162 (first_rtl_op): Don't handle SAVE_EXPR.
8163 (unsave_expr_1, contains_placeholder_p): Likewise.
8164 (decl_function_context): Likewise.
8165 * tree.def (SAVE_EXPR): Remove args 1 and 2.
8166 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
8167 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
8169 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
8171 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
8172 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
8173 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
8174 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
8175 some first-person references and patronizing comments. Based on
8177 * doc/invoke.texi: Don't reference fortran@gnu.org.
8178 * doc/trouble.texi (Warning when a non-void function value is
8179 ignored): Rewrite. From Russ Allbery and Chris Devers.
8181 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
8183 * tree-ssa-pre.c (bitmap_set_t): New.
8184 (bb_value_sets): avail_out is now a bitmap_set_t.
8185 (bitmap_find_leader): New function.
8186 (bitmap_value_insert_into_set): Ditto.
8187 (bitmap_set_copy): Ditto.
8188 (bitmap_value_replace_in_set): Ditto.
8189 (bitmap_set_contains_value): Ditto.
8190 (bitmap_set_new): Ditto.
8191 (bitmap_set_pool): New pool.
8192 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
8193 (insert_aux): Ditto.
8194 (add_to_sets): Ditto.
8195 (compute_avail): Ditto
8199 (execute_pre): Ditto.
8201 2004-07-02 Roger Sayle <roger@eyesopen.com>
8203 * config/rs6000/rs6000.c (struct processor_costs): New structure
8204 used to hold instruction latencies/sizes for processor types.
8205 (rs6000_cost): New global variable pointing to current CPU's costs.
8206 (rs6000_override_options): Initialize rs6000_cost to point to the
8207 appropriate cost table based upon rs6000_cpu and optimize_size.
8208 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
8211 2004-07-02 Richard Henderson <rth@redhat.com>
8213 * expmed.c (make_tree): Don't use SET_DECL_RTL.
8215 2004-07-02 Steven Bosscher <stevenb@suse.de>
8217 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
8219 2004-07-01 Richard Henderson <rth@redhat.com>
8221 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
8222 (alpha_gp_save_rtx): Use assign_stack_local instead of
8225 2004-07-01 Richard Henderson <rth@redhat.com>
8227 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
8228 (alpha_rtx_cost_data): Update to match.
8229 (alpha_rtx_cost_size): New.
8230 (alpha_rtx_costs): Honor optimize_size.
8232 2004-07-01 Richard Henderson <rth@redhat.com>
8234 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
8235 * cfgexpand.c (tree_expand_cfg): Do it here.
8236 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
8237 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
8238 * config/mips/mips.c (mips_output_mi_thunk): And here.
8239 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
8240 * config/sh/sh.c (sh_output_mi_thunk): And here.
8241 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
8243 2004-07-01 Richard Henderson <rth@redhat.com>
8245 * tree.def (RTL_EXPR): Remove.
8246 * c-typeck.c (lvalue_p): Don't handle it.
8247 * expr.c (safe_from_p): Likewise.
8248 (expand_expr_real_1): Likewise.
8249 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
8250 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
8251 * gengtype.c (adjust_field_tree_exp): Likewise.
8252 * stmt.c (warn_if_unused_value): Likewise.
8253 * tree-gimple.c (recalculate_side_effects): Likewise.
8254 * tree-pretty-print.c (dump_generic_node): Likewise.
8255 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
8256 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
8257 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
8259 * stmt.c (struct stmt_status): Remove x_last_expr_type,
8260 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
8261 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
8262 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
8263 all the bits that tracked last_expr.
8264 (expand_end_bindings): Don't track last_expr.
8265 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
8266 (clear_last_expr): Remove.
8267 (expand_asm): Don't call it.
8268 (expand_asm_operands, expand_end_cond): Likewise.
8269 (expand_naked_return, expand_null_return_1): Likewise.
8270 * c-typeck.c (c_begin_compound_stmt): Likewise.
8271 * cfgexpand.c (expand_block): Use expand_expr_stmt.
8272 * expr.c (expand_expr_real_1): Likewise.
8273 * tree.h: Update prototypes.
8275 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
8276 (struct emit_status): Remove sequence_rtl_expr.
8277 (struct function): Remove x_rtl_expr_chain.
8278 (seq_rtl_expr, rtl_expr_chain): Remove.
8279 * function.c (struct temp_slot): Remove rtl_expr.
8280 (assign_stack_temp_for_type): Don't set it.
8281 (free_temp_slots, pop_temp_slots): Don't check it.
8282 (free_after_compilation): Don't clear x_rtl_expr_chain.
8283 (fixup_var_refs): Don't search it.
8284 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
8285 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
8287 (push_topmost_sequence): Likewise.
8288 (end_sequence, init_emit): Likewise.
8289 (start_sequence_for_rtl_expr): Remove.
8290 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
8291 * rtl.h (preserve_rtl_expr_result): Remove.
8293 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
8295 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
8296 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
8299 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
8301 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
8302 (STANDARD_STARTFILE_PREFIX_2): Define.
8303 (standard_startfile_prefix_1): Initialize to
8304 STANDARD_STARTFILE_PREFIX_1.
8305 (standard_startfile_prefix_2): Initialize to
8306 STANDARD_STARTFILE_PREFIX_2.
8307 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
8308 (STANDARD_STARTFILE_PREFIX_1): Define.
8309 (STANDARD_STARTFILE_PREFIX_2): Define.
8310 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
8311 (STANDARD_STARTFILE_PREFIX_2): Document.
8313 2004-07-01 Richard Henderson <rth@redhat.com>
8315 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
8316 in order to disable scalarization. Instead set a flag and wait
8317 for a candidate decl.
8319 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
8321 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
8322 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
8323 Use terminology "testsuite" and "enumerated".
8325 2004-07-01 Richard Henderson <rth@redhat.com>
8327 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
8328 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
8329 (initial_return_save): Likewise.
8330 (flush_queued_reg_saves): Remap register numbers.
8331 (dwarf2out_return_reg): Likewise.
8333 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8335 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
8337 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
8338 access functions for lower bound and element size and only output
8339 if lower bound nonzero or element size not same as that of type.
8340 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
8342 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8344 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
8346 2004-07-01 Per Bothner <per@bothner.com>
8348 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
8350 2004-07-01 Jakub Jelinek <jakub@redhat.com>
8352 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
8353 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
8354 first operand. Don't optimize if the bitfield is volatile.
8356 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8358 * c-pretty-print.c (pp_c_postfix_expression): Handle
8359 floating-point comparison operators.
8360 (pp_c_expression): Pass floating-point comparison
8361 operators to pp_c_postfix_expression.
8363 2004-07-01 Roger Sayle <roger@eyesopen.com>
8365 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
8366 rtx_cost instead of "had_mult" to determine whether the transformed
8367 expression is cheaper than the original.
8369 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
8371 * alias.c (get_alias_set, canon_rtx, get_addr,
8372 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
8374 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
8375 expand_builtin): Likewise.
8376 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
8378 * combine.c (can_combine_p, combinable_i3pat, try_combine,
8379 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
8380 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
8381 record_dead_and_set_regs_1, get_last_value_validate,
8382 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
8383 * cse.c (check_dependence, canon_hash, equiv_constant,
8384 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
8385 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
8386 count_reg_usage): Likewise.
8387 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
8388 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
8389 cselib_record_sets): Likewise.
8390 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
8391 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
8392 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
8393 * df.c (df_uses_record): Likewise.
8394 * dojump (do_jump): Likewise.
8395 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
8396 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
8397 decl_start_label): Likewise.
8398 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
8399 operand_subword, change_address_1, make_safe_from): Likewise.
8400 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
8401 stabilize, force_not_mem): Likewise.
8402 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
8403 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
8404 * expr.c (convert_move, convert_modes, emit_block_move,
8405 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
8406 emit_move_insn_1, expand_assignment, store_expr,
8407 store_constructor_field, store_constructor, store_field,
8408 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
8410 * final.c (cleanup_subreg_operands, alter_subreg,
8411 get_mem_expr_from_op): Likewise.
8412 * flow.c (notice_stack_pointer_modification_1,
8413 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
8415 * function.c (mark_temp_addr_taken, preserve_temp_slots,
8416 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
8417 optimize_bit_field, flush_addressof, purge_addressof_1,
8418 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
8419 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
8420 keep_stack_depressed): Likewise.
8421 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
8422 noce_process_if_block, find_memory): Likewise.
8423 * integrate.c (subst_constants, allocate_initial_values): Likewise.
8424 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
8425 update_equiv_regs): Likewise.
8426 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
8427 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
8428 * optabs.c (expand_abs, emit_unop_insn): Likewise.
8429 * passes.c (rest_of_handle_final): Likewise.
8430 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
8431 move2add_note_store): Likewise.
8432 * ra-build.c (detect_remat_webs): Likewise.
8433 * ra-debug.c (dump_static_insn_cost): Likewise.
8434 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
8435 * recog.c (validate_change, apply_change_group, cancel_changes,
8436 validate_replace_rtx_1, general_operand, register_operand,
8437 nonmemory_operand, push_operand, pop_operand, memory_operand,
8438 indirect_operand, asm_operand_ok, offsettable_memref_p,
8439 offsettable_nonstrict_memref_p, constrain_operands,
8440 store_data_bypass_p): Likewise.
8441 * reg-stack.c (subst_stack_regs_pat): Likewise.
8442 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
8443 copy_cost, reg_scan_mark_refs): Likewise.
8444 * regmove.c (optimize_reg_copy_3, stack_memref_p,
8445 combine_stack_adjustments_for_block): Likewise.
8446 * regrename.c (copyprop_hardreg_forward_1): Likewise.
8447 * reload.c (can_reload_into, push_reload, decompose, immune_p,
8448 find_reloads, find_reloads_address, find_reloads_address_1,
8449 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
8450 find_equiv_reg): Likewise.
8451 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
8452 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
8453 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
8454 delete_address_reloads): Likewise.
8455 * resource.c (mark_referenced_resources): Likewise.
8456 * rtlanal.c (get_jump_table_offset, count_occurrences,
8457 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
8458 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
8459 num_sign_bit_copies1): Likewise.
8460 * rtlhooks.c (gen_lowpart_general): Likewise.
8461 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
8462 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
8463 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
8464 sdbout_global_decl): Likewise.
8465 * simplify-rtx.c (simplify_subreg): Likewise.
8466 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
8467 expand_anon_union_decl, expand_end_case_type): Likewise.
8468 * unroll.c (calculate_giv_inc): Likewise.
8469 * var-tracking.c (stack_adjust_offset_pre_post,
8470 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
8471 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
8472 vt_add_function_parameters): Likewise.
8473 * varasm.c (make_var_volatile, notice_global_symbol,
8474 assemble_external, decode_addr_const, mark_weak,
8475 default_encode_section_info): Likewise.
8477 2004-07-01 Steven Bosscher <stevenb@suse.de>
8479 * stmt.c (check_seenlabel): Remove.
8480 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
8482 2004-07-01 Richard Henderson <rth@redhat.com>
8484 * function.h (struct function): Remove x_function_call_count.
8485 (function_call_count): Remove.
8486 * calls.c (expand_call): Don't set it.
8487 * integrate.c (copy_rtx_and_substitute): Likewise.
8489 * function.h (struct function): Remove x_cleanup_label.
8490 (cleanup_label): Remove.
8491 * stmt.c (expand_value_return): Don't use it.
8492 * function.c (free_after_compilation): Don't set it.
8493 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
8494 * cfgexpand.c (tree_expand_cfg): Update call.
8495 * tree.h (expand_function_start): Update decl.
8497 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
8500 * c-lang.c (c_initialize_diagnostics): Move from here ...
8501 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
8502 (c_tree_printer): Use pretty-printer to format %T.
8503 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
8504 before '*' if not C++.
8505 (pp_c_direct_abstract_declarator): Don't try to print array upper
8506 bound for flexible array members.
8507 * c-tree.h: Include "diagnostic.h".
8508 (c_initialize_diagnostics): Declare.
8509 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
8510 * c-format.c (format_type_warning): New function. Improve
8511 diagnostics for incorrect format argument types.
8512 (check_format_types): Use it. Add two parameters. Use the
8513 TYPE_MAIN_VARIANT of wanted_type.
8514 (check_format_info_main): Pass new parameters to
8516 (struct format_wanted_type): Update comment.
8518 2004-07-01 Nick Clifton <nickc@redhat.com>
8520 * target.h (struct gcc_target): Add new field to struct cxx:
8521 import_export_class.
8522 * target-def.h (TARGET_CXX): Initialise the new field.
8523 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
8525 * doc/tm.texi: Document the new target hook.
8527 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8529 * builtins.c (fold_builtin_classify): Fix typo.
8531 2004-07-01 Richard Henderson <rth@redhat.com>
8533 * function.c (identify_blocks, identify_blocks_1): Remove.
8534 * function.h (identify_blocks): Remove.
8535 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
8537 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8539 * builtins.c (fold_builtin_classify): New.
8540 (fold_builtin_unordered_cmp): Fix commentary.
8541 (fold_builtin): Use it.
8542 * builtins.def: Define builtins for isnan,
8543 isnanf, isnanl, finite, finitef, finitel,
8544 isinf, isinff, isinfl.
8546 2004-07-01 Richard Henderson <rth@redhat.com>
8548 * function.h (struct function): Remove dont_emit_block_notes.
8549 * gimple-low.c (lower_function_body): Don't set it.
8550 * cfgexpand.c (expand_block): Don't check it.
8551 * cfglayout.c (insn_locators_initialize): Likewise.
8552 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
8553 * passes.c (rest_of_compilation): Likewise.
8554 * stmt.c (expand_start_bindings_and_block): Likewise.
8555 (expand_end_bindings): Likewise.
8557 2004-07-01 Richard Henderson <rth@redhat.com>
8559 * cgraph.h (cgraph_build_static_cdtor): Declare.
8560 * cgraphunit.c (cgraph_build_static_cdtor): New.
8561 * c-objc-common.c (build_cdtor): Use it.
8562 * coverage.c (create_coverage): Likewise.
8563 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
8564 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
8566 See ChangeLog.11 for earlier changes.