1 2004-08-18 Diego Novillo <dnovillo@redhat.com>
3 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
4 (pass_loop_done): Likewise.
6 2004-08-18 Andrew Pinski <apinski@apple.com>
8 * config/rs6000/darwin.md: Delete the altivec patterns which are
9 handled differently now.
10 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
11 (macho_correct_pic_di): Likewise.
12 (call_indirect_nonlocal_darwin64): Likewise.
13 Delete the save world/saveFP/saveVec patterns.
15 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
16 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
17 * config/rs6000/rs6000.md: Include darwin.md.
18 (builtin_setjmp_receiver): Add DImode case.
19 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
22 2004-08-18 Matt Austern <austern@apple.com>
25 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
26 * darwin.c (darwin_file_end): Mark file as potentially strippable.
28 2004-08-18 Richard Henderson <rth@redhat.com>
30 * alias.c (readonly_fields_p): Remove.
31 (objects_must_conflict_p): Don't call it.
32 * tree.h (readonly_fields_p): Remove.
33 * langhooks.h (struct lang_hooks): Remove honor_readonly.
34 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
36 2004-08-18 Diego Novillo <dnovillo@redhat.com>
38 * tree-dfa.c (add_referenced_var): Only global variables are
40 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
41 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
42 all pointers dereferenced if the statement dereferences them.
43 (create_name_tags): Do not create memory tags for pointers
44 that have PT_ANYTHING set.
45 Also check if PT_VARS is not empty before creating a name tag.
46 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
47 variables that share the same alias set with a pointer that
49 (add_may_alias): Add FIXME comment to remove clobbering
50 aliased variables and tags.
51 (replace_may_alias): Likewise.
52 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
53 (merge_pointed_to_info): If the original variable has not
54 points-to information, call set_pt_anything.
55 (add_pointed_to_var): Do not prevent adding a pointed-to
56 variable if the pointers is PT_ANYTHING.
57 If the variable is a global, set PT_GLOBAL_MEM.
58 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
59 pointer type only come in PTR+OFFSET flavours.
60 Always call merge_pointed_to_info on PHI arguments that are
62 (get_nmt_for): Mark call-clobbered tags whose pointer points
64 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
66 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
68 (add_stmt_operand): Abort if the caller tried to add a killing
69 definition for a memory tag.
70 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
73 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
75 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
76 from call_used_regs. Update call_really_used_regs.
77 (CALL_REALLY_USED_REGISTERS): Define.
78 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
79 Replace call_used_regs with call_really_used_regs.
80 (calc_live_regs, sh_media_register_for_return): Likewise.
81 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
82 * sh.md (return_media): Likewise.
84 2004-08-18 Andrew Pinski <apinski@apple.com>
86 * config/darwin.c (machopic_legitimize_pic_address): Only set
87 MEM_READONLY_P in the non TARGET_TOC case.
89 2004-08-18 Zack Weinberg <zack@codesourcery.com>
91 * rtl.def (NIL): Delete.
92 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
93 Tighten the syntax a little.
95 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
96 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
97 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
98 * config/i386/predicates.md, config/m32r/m32r.h
99 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
100 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
101 * config/sparc/sparc.h, doc/tm.texi:
102 Replace all occurrences of NIL with UNKNOWN.
104 2004-08-18 Zack Weinberg <zack@codesourcery.com>
106 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
107 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
108 sequence inline. Move drop_through_label code into this
109 block, being the only place it is used. Adjust comments.
111 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
113 * config/rs6000/altivec.md: Add new patterns for calls to
114 save_world/rest_world functions.
116 * config/rs6000/rs6000-protos.h: (save_world_operation,
117 restore_world_operation) new declarations.
119 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
121 (rs6000_stack_info): Set world_save_p field.
122 (save_world_operation): New function.
123 (restore_world_operation): New function.
124 (compute_save_world_info): New function.
125 (rs6000_stack_info): Call compute_save_world_info.
126 (rs6000_emit_prologue): Check for world_save_p and generate
127 pattern to call save_world for saving all non-volatile and
129 (rs6000_emit_epilogue): Check for world_save_p and generate
130 pattern to call rest_world to restore saved registers.
132 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
133 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
134 (rs6000_reg_names): New entries added for save_world_operation and
135 restore_world_operation.
137 2004-08-18 Caroline Tice <ctice@apple.com>
139 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
140 "-freorder-blocks-and-partition" to the flags used in second
141 stage of profiledbootstrap.
142 * bb-reorder.c (push_to_next_round_p): Add new variable,
143 next_round_is_last; set and use variable to make sure, when
144 partitioning, that the last trace construction round consists
145 of all (and only) cold basic blocks.
146 (rotate_loop): Don't copy blocks that end in a section
148 (copy_bb): Correctly initialize "partition" of duplicated bb.
149 (add_unlikely_executed_notes): Add a comment.
150 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
151 to make sure, if function contains hot blocks, that the
152 successors of ENTRY_BLOCK_PTR are hot; also, only look for
153 crossing edges if the architecture supports named sections.
154 (mark_bb_for_unlikely_executed_section): Modify to always
155 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
156 the basic block note insn.
157 (fix_crossing_unconditional_branches): Remove extra space.
158 (fix_edges_for_rarely_executed_code): Modify to only do
159 partitioning work if the architecture supports named sections.
160 (reorder_basic_blocks): Modify to only add
161 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
162 supports named sections.
163 * c-common.c (handle_section_attribute): Initialize new global
164 variable, user_defined_section_attribute, to true if user has
166 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
167 forward edges that cross section boundaries.
168 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
169 partitioning information if the architecture supports named
171 * cfgrtl.c (target.h): Add statement to include this.
172 (rtl_split_block): Make sure newly created bb gets correct
174 (try_redirect_by_replacing_jump): Make sure redirection isn't
175 attempting to cross section boundaries.
176 (force_nonfallthru_and_redirect): Only do partition fix up if
177 architecture supports named sections.
178 (rtl_split_edge): Make sure newly created bb ends up in
180 (commit_one_edge_insertion): Remove code that incorrectly
181 updated basic block partition; Make sure partition fix up only
182 happens if architecture supports named sections and it's not
184 (rtl_verify_flow_info_1): Fix if-condition on test/error
185 condition that fallthru edges are not allowed to cross section
187 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
188 * final.c (final_scan_insn): Remove redundant test from if-statement;
189 change calls to text_section into calls to function_section; add code
190 to only to partitioning fix up if architecture supports named
192 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
194 (if_convert): Add targetm.have_named_sections to test.
195 * output.h (unlikely_section_label): Extern declaration for new global
197 (unlikely_text_section_name): Likewise.
198 * opts.c (decode_options): If both partitioning and DWARF debugging
199 are turned on, issue a warning that this doesn't work, and change
200 partitiong to basic block reordering (without hot/cold partitions).
201 * passes.c (rest_of_handle_final): Re-set new global variable,
202 user_defined_section_attribute, to false.
203 (rest_of_compilation): Change options for calling partitioning
204 function: Don't call if the user defined the section attribute, and
205 don't call if DECL_ONE_ONLY is true for the current function.
206 * predict.c (choose_function_section): Return immediately if we
207 are doing hot/cold partitioning (i.e. let the basic block partitioning
208 determine where the function belongs).
209 * reg-stack.c (emit_swap_insn): Add condition to step over
210 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
211 * toplev.c (user_defined_section_attribute): New global variable.
212 * toplev.h (user_defined_section_attribute): Extern declaration for new
214 * varasm.c (unlikely_section_label): New global variable.
215 (unlikely_text_section_name): New global variable.
216 (unlikely_text_section): Add code to initialize unlikely_text_section_name
217 if necessary; modify to use unlikely_text_section_name and
218 unlikely_section_label; also to use named_section properly.
219 (in_unlikely_text_section): Modify to work correctly with named_section
220 and to use unlikely_text_section_name.
221 (named_section): Add code to work properly with cold section.
222 (function_section): Clean up if-statement.
223 * config/darwin.c (darwin_asm_named_section): Return to original code,
224 removing use of SECTION_FORMAT_STRING.
225 * config/arm/pe.h (switch_to_section): Add case for
226 in_unlikely_executed_text to switch statement.
227 * config/i386/cygming.h (switch_to_section): Likewise.
228 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
229 (SECTION_FORMAT_STRING): Likewise.
230 * config/mcore/mcore.h (switch_to_section): Likewise.
231 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
232 (SECTION_FORMAT_STRING): Remove.
234 2004-08-18 Roger Sayle <roger@eyesopen.com>
236 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
237 -ffixed-reg safe, by preserving the meanings of zero and one.
238 (CALL_USED_REGISTERS): Likewise.
239 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
241 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
243 * config/sh/sh.c (split_branches): Check the result of
245 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
246 Call rtl_register_cfg_hooks.
248 2004-08-18 Richard Henderson <rth@redhat.com>
250 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
251 * alias.c (true_dependence): Update to match new semantics.
252 (canon_true_dependence, write_dependence_p): Likewise.
253 (anti_dependence, output_dependence): Update write_dependence_p args.
254 (unchanging_anti_dependence): Remove.
255 * calls.c (purge_mem_unchanging_flag): Remove.
256 (fixup_tail_calls): Don't call it.
257 (expand_call): Don't add unchanging memory to function usage.
258 * expr.c (emit_block_move_via_libcall): Likewise.
259 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
260 (get_subtarget): Don't use RTX_UNCHANGING_P.
261 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
262 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
263 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
264 * cse.c (insert): Don't use RTX_UNCHANGING_P.
265 (cse_insn, canon_hash): Use MEM_READONLY_P.
266 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
267 instead of RTX_UNCHANGING_P.
268 * explow.c (maybe_set_unchanging): Remove.
269 * expr.h (maybe_set_unchanging): Remove.
270 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
271 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
272 (assign_parm_setup_reg, expand_function_start): Likewise.
273 * integrate.c (copy_rtx_and_substitute): Likewise.
274 * ra-rewrite.c (emit_colors): Likewise.
275 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
276 (fixup_match_1): Likewise.
277 * reload1.c (reload, alter_reg): Likewise.
278 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
279 not RTX_UNCHANGING_P.
280 (equiv_init_varies_p): Likewise.
281 * loop-invariant.c (check_maybe_invariant): Likewise.
282 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
283 * loop.c (note_addr_stored): Likewise.
284 (prescan_loop): Likewise. Don't check function usage for clobbered
286 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
287 not RTX_UNCHANGING_P.
288 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
289 * varasm.c (force_const_mem): Likewise.
290 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
291 * web.c (entry_register): Likewise.
292 * tree-gimple.h (get_base_address): Move decl ...
294 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
296 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
297 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
298 (alpha_set_memflags): Update to match.
300 * config/darwin.c (machopic_indirect_data_reference): Set
301 MEM_READONLY_P instead of RTX_UNCHANGING_P.
302 (machopic_indirect_call_target): Likewise.
303 (machopic_legitimize_pic_address): Likewise.
304 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
305 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
306 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
307 * config/frv/frv.md (symGOT2reg): Likewise.
308 * config/i386/i386.c (legitimize_pic_address,
309 legitimize_tls_address, ix86_split_to_parts): Likewise.
310 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
311 * config/ia64/ia64.md (load_fptr): Likewise.
312 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
313 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
314 * config/mcore/mcore.c (block_move_sequence): Likewise.
315 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
316 * config/pa/pa.c (legitimize_pic_address): Likewise.
317 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
318 (rs6000_emit_move): Likewise.
319 * config/s390/s390.c (legitimize_pic_address): Likewise.
320 (legitimize_tls_address): Likewise.
321 * config/s390/s390.md (casesi): Likewise.
322 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
323 * config/sh/sh.md (symGOT2reg): Likewise.
324 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
325 * config/v850/v850.md (casesi): Likewise.
327 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
328 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
329 * config/mips/mips.c (mips_restore_gp): Likewise.
330 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
331 * config/sh/sh.c (sh_reorg): Likewise.
333 2004-08-18 Richard Henderson <rth@redhat.com>
335 * tree.h (struct tree_decl): Add gimple_formal_temp.
336 (DECL_GIMPLE_FORMAL_TEMP_P): New.
337 * gimplify.c (pop_gimplify_context): Clear it.
338 (lookup_tmp_var): Set it, if is_formal.
339 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
340 Use is_gimple_val for VECTOR. Simplify return value.
341 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
342 (gimplify_expr): Likewise.
343 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
344 is_gimple_tmp_rhs for clarity. Update all callers.
345 (is_gimple_reg_rhs): Simplify logic.
346 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
347 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
348 (is_gimple_formal_tmp_reg): Similarly.
349 * tree-gimple.h: Update decls.
350 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
351 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
352 * tree-ssa-live.c (var_union, type_var_init): Likewise.
354 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
356 * c4x.c (legitimize_operands): Remove calls to
357 preserve_subexpressions_p.
359 2004-08-18 David Edelsohn <edelsohn@gnu.org>
361 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
362 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
364 2004-08-18 Ziemowit Laski <zlaski@apple.com>
366 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
367 Objective-C++ extensions.
368 * gengtype.c (get_file_basename): Match entire subdirectory name
369 ('cp', 'objc', 'objcp') rather than just its suffix.
370 (get_base_file_bitmap): Allow for files to belong to more than one
372 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
373 used by more than one front-end.
375 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
377 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
378 avoid use of preserve_subexpressions_p.
380 2004-08-17 Richard Henderson <rth@redhat.com>
383 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
385 2004-08-17 DJ Delorie <dj@redhat.com>
387 * doc/extend.texi: Document new xstormy16 attribute.
389 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
390 (xstormy16_splittable_below100_or_register): New.
392 (xstormy16_reorg): New.
393 (TARGET_MACHINE_DEPENDENT_REORG): Define.
396 * config/stormy16/stormy16.md (movqi_internal): Make name public.
397 (movhi_internal): Likewise.
398 (cbhranchhi): Likewise.
399 (cbhranchhi_neg): Likewise.
400 (andhi3): Only allow splittable below100 operands.
402 (peephole2): New and/zero_extend->and peephole.
403 (peephole2): New load/ior/save->set1 peephole.
404 (peephole2): New load/and/save->clr1 peephole.
405 (bclrx, bclrx2, bclr7, bclr15): New.
406 (bsetx, bsetx2, bset7, bset15): New.
408 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
409 liberal about acceptable 'B' masks.
411 * config/stormy16/stormy16-protos.h
412 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
413 xstormy16_below100_operand, xstormy16_below100_or_register,
414 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
415 (PREDICATE_CODES): Add new predicates.
417 * config/stormy16/stormy16.c
418 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
419 xstormy16_below100_operand, xstormy16_below100_or_register,
420 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
421 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
422 (xstormy16_legitimate_address_p): Allow below100 symbols.
423 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
424 (xstormy16_expand_move): Leave below100 operands as-is.
425 (xstormy16_encode_section_info): Encode below100 symbols.
426 (xstormy16_strip_name_encoding): New.
427 (xstormy16_print_operand): Print 'b' as shift mask.
428 (xstormy16_attribute_table): Add below100 attributes.
429 (xstormy16_handle_below100_attribute): New.
431 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
432 (XSTORMY16_SECTION_FUNCTION): New.
433 (EXTRA_SECTION_FUNCTIONS): Define using the above.
434 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
435 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
436 (ASM_OUTPUT_LABELREF): Define.
438 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
439 (movhi_internal): Add below100 support.
440 (andhi3): Add below100 support.
441 (iorhi3): Add below100 support.
442 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
444 2004-08-17 James E Wilson <wilson@specifixinc.com>
446 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
447 of VOIDmode for comparison code mode.
448 * config/mips/mips.md: For conditional move patterns, use mode of
449 first compare operand for comparison mode, instead of VOIDmode.
451 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
452 normal and -ffast-math code.
454 2004-08-17 Mark Mitchell <mark@codesourcery.com>
457 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
459 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
461 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
463 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
465 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
466 for non Darwin targets.
467 (*call_value_nonlocal_darwin64): Likewise.
469 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
471 * config/rs6000/rs6000.c (rs6000_function_value): Check for
472 altivec mode for altivec return register.
474 2004-08-17 David Edelsohn <edelsohn@gnu.org>
476 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
477 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
478 * config/rs6000/rs6000.md: Include darwin.md.
479 (builtin_setjmp_receiver): Add DImode case.
480 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
483 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
485 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees.
486 * tree-vectorizer.h: New File: Same.
487 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
488 * common.opt (ftree-vectorize): New flag to enable vectorization.
489 * timevar.def (TV_TREE_VECTORIZATION): New dump file for vectorization
491 * tree-data-ref.h (init_data_ref): Additional argument.
492 (array_base_name_differ_p): Moved to tree-data-ref.c.
493 * tree-data-ref.c (array_base_name_differ_p): Revised.
494 (initialize_data_dependence_relation): Call array_base_name_differ_p
495 with an extra argument.
496 (analyze_all_data_dependences): Same.
497 (init_data_ref): Additional argument is_read to set DR_IS_READ.
498 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this file.
499 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
500 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
501 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
503 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
504 (tree_ssa_loop_done): Call scev_finalize.
505 (tree_vectorize): Define the new vectorization pass.
506 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the size of
507 the vector they support (until support for multiple vector sizes is
508 added to the vectorizer).
509 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
510 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
511 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
514 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
516 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
518 (generate_protocol_list, handle_impent): Likewise.
520 2004-08-17 Roger Sayle <roger@eyesopen.com>
522 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
523 ensure that call_used_regs is a superset of both fixed_regs and
524 call_really_used_regs.
526 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
529 * arm.md (addsi3_cbranch_scratch): Correct case labels.
531 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
534 * fold-const.c (fold): Check for integer operand when
535 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
536 Pinski <pinskia@physics.uc.edu>.
538 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
540 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
541 No need to check if in a cross configuration.
542 * configure: Regenerate.
544 * calls.c (precompute_register_parameters):
545 Inline preserve_subexpressions_p ().
546 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
547 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
549 * expr.c (get_subtarget): Likewise.
550 * rtl.h (preserve_subexpressions_p): Remove.
551 * stmt.c (preserve_subexpressions_p): Remove.
553 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
554 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
555 Abort on gimplified cases.
557 2004-08-16 James E Wilson <wilson@specifixinc.com>
559 * tree.h (VECTOR_FLOAT_TYPE_P): New.
560 (FLOAT_TYPE_P): Use it.
561 * c-typeck.c (build_binary_op): After convert calls, check for
562 check for ERROR_MARK operands.
564 2004-08-16 Zack Weinberg <zack@codesourcery.com>
566 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
567 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
568 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
569 (genobjs static pattern rule): Remove %.c dependency.
570 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
571 Rename rules; delete commands; fix dependencies.
572 (mostlyclean): Do not delete temporary source copies.
573 * configure.ac: Delete all references to BUILD_PREFIX and
575 * configure: Regenerate.
577 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
578 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
579 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
580 with #ifndef GENERATOR_FILE so that nothing from those headers
583 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
585 2004-08-16 Adam Nemet <anemet@lnxw.com>
587 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
589 2004-08-16 Andrew Pinski <apinski@apple.com>
591 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
592 extraneous semicolon.
594 2004-08-16 Devang Patel <dpatel@apple.com>
596 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
597 * print-tree.c (print_node): Print DECL_PRESERVE_P.
598 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
599 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
600 * target.h (struct gcc_target): New member, mark_decl_preserved.
601 * hooks.c (hook_void_charptr): Rename to ...
602 (hook_void_constcharptr): ... new name.
603 * hooks.h (hook_void_charptr): Rename to ..
604 (hook_void_constcharptr): ... new name.
605 * tree.h (DECL_PRESERVE_P): New #define.
606 (struct tree_decl): New member, preserve_flag.
607 * varasm.c (assemble_start_function): Mark decl preserved.
608 (assemble_variable): Same.
609 * darwin.c (darwin_mark_decl_preserved): New function.
610 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
611 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
612 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
614 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
616 * c-decl.c (grokdeclarator): Allow for function definition where
617 innermost declarator has attributes.
619 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
621 * except.c (get_exception_filter, build_post_landing_pads,
622 dw2_build_landing_pads): Use target-specific mode for 'filter'.
623 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
624 * target.h (eh_return_filter_mode): New field added.
625 * targhooks.c (default_eh_return_filter_mode): Defined.
626 * targhooks.h (default_eh_return_filter_mode): Declared.
627 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
629 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
631 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
632 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
633 * configure: Regenerate.
635 2004-08-16 Stan Shebs <shebs@apple.com>
637 Basic support for 64-bit Darwin.
638 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
639 (machopic_legitimize_pic_address): Similarly, plus use Pmode
641 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
642 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
643 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
644 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
645 (PROCESSOR_DEFAULT64): Define.
646 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
648 * config/rs6000/rs6000.md: Include darwin.md.
649 (builtin_setjmp_receiver): Add DImode case.
650 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
652 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
653 (rs6000_emit_move): Add DImode case to Darwin bits.
654 (machopic_output_stub): Use .quad if 64-bit.
655 * invoke.texi: Document -m32 and -m64.
657 2004-08-16 Janis Johnson <janis187@us.ibm.com>
659 * doc/extend.texi (AltiVec builtins): Document additional differences
660 from the Motorola AltiVec PIM.
662 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
664 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
665 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
666 (struct tree_common): Update public_flag documentation.
668 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
670 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
671 Check for artificial variables, not is_gimple_tmp_var.
672 * tree-ssa-live.c (var_union): Likewise.
674 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
676 * calls.c (load_register_parameters): Remove spurious FIXME token.
678 2004-08-15 Ziemowit Laski <zlaski@apple.com>
680 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
681 (c-lang.o): Depend on c-objc-common.h.
682 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
683 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
684 * c-lang.c: Include c-objc-common.h.
685 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
686 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
687 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
688 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
689 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
690 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
691 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
692 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
693 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
694 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
695 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
696 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
697 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
698 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
699 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
700 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
701 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
702 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
703 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
704 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
705 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
706 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
707 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
708 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
709 Move to c-objc-common.h.
710 * c-objc-common.c: Include c-objc-common.h.
711 * c-objc-common.h: New file.
713 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
714 Andrew Pinski <pinskia@physics.uc.edu>
717 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
720 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
722 * tree.h (build_int_cst): New.
723 (build_int_2): Remove.
724 * tree.c (build_int_2): Remove.
725 (build_int_cst): New.
726 (make_vector_type, build_common_tree_nodes,
727 build_common_tree_nodes_2): Use build_int_cst.
728 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
729 expand_builtin_strpbrk, expand_builtin_fputs,
730 build_string_literal, expand_builtin_printf,
731 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
732 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
733 fold_builtin_isdigit, simplify_builtin_strstr,
734 simplify_builtin_strpbrk, fold_builtin_fputs,
735 simplify_builtin_sprintf): Use build_int_cst.
736 * c-common.c (start_fname_decls, fix_string_type,
737 c_common_nodes_and_builtins, c_init_attributes,
738 shorten_compare): Likewise.
739 * c-decl.c (complete_array_type,
740 check_bitfield_type_and_width): Likewise.
741 * c-lex.c (interpret_integer, lex_charconst): Likewise.
742 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
743 * c-pretty-print.c (pp_c_integer_constant): Likewise.
744 * c-typeck.c (really_start_incremental_init, push_init_level,
745 set_nonincremental_init_from_string): Likewise.
746 * calls.c (load_register_parameters): Likewise.
747 * convert.c (convert_to_pointer): Likewise.
748 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
749 build_fn_info_type, build_ctr_info_value, build_gcov_info):
751 * except.c (init_eh, assign_filter_values, assign_filter_values):
753 * expmed.c (store_fixed_bit_field, extract_bit_field,
754 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
755 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
756 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
757 * expr.c (convert_move, emit_group_load, emit_group_store,
758 expand_assignment, store_constructor, store_field,
759 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
760 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
761 invert_truthvalue, optimize_bit_field_compare,
762 decode_field_reference, all_ones_mask_p, constant_boolean_node,
763 fold_div_compare, fold, fold_read_from_constant_string,
764 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
765 * function.c (assign_parm_setup_block): Likewise.
766 * stmt.c (shift_return_value, expand_end_case_type,
767 estimate_case_costs): Likewise.
768 * stor-layout.c (layout_type, initialize_sizetypes,
769 set_min_and_max_values_for_integral_type): Likewise.
770 * tree-chrec.c (chrec_fold_multiply_poly_poly,
771 reset_evolution_in_loop): Likewise.
772 * tree-chrec.h (build_polynomial_chrec): Likewise.
773 * tree-complex.c (build_replicated_const): Likewise.
774 * tree-eh.c (honor_protect_cleanup_actions,
775 lower_try_finally_onedest, lower_try_finally_copy,
776 lower_try_finally_switch): Likewise.
777 * tree-mudflap.c (mf_build_string, mx_register_decls,
778 mudflap_register_call, mudflap_enqueue_constant): Likewise.
779 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
780 * tree-pretty-print.c (dump_generic_node): Likewise.
781 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
783 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
784 * tree-ssa-loop-niter.c (number_of_iterations_cond,
785 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
788 * config/alpha/alpha.c (alpha_initialize_trampoline,
789 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
790 * config/arm/arm.c (arm_get_cookie_size): Likewise.
791 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
792 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
793 * config/i860/i860.c (i860_va_start): Likewise.
794 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
795 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
796 mips_gimplify_va_arg_expr): Likewise.
797 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
798 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
799 add_compiler_branch_island): Likewise.
800 * config/s390/s390.c (s390_va_start): Likewise.
801 * config/sh/sh.c (sh_va_start): Likewise.
802 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
804 * config/xtensa/xtensa.c (xtensa_va_start,
805 xtensa_gimplify_va_arg_expr): Likewise.
807 * objc/objc-act.c (build_objc_string_object,
808 build_objc_symtab_template, init_def_list, init_objc_symtab,
809 init_module_descriptor, generate_static_references,
810 build_selector_translation_table, get_proto_encoding,
811 build_typed_selector_reference, build_selector_reference,
812 build_next_objc_exception_stuff,
813 build_method_prototype_list_template, generate_descriptor_table,
814 generate_protocols, build_protocol_initializer,
815 build_ivar_list_template, build_method_list_template,
816 build_ivar_list_initializer, generate_ivars_list,
817 generate_dispatch_table, generate_protocol_list,
818 build_category_initializer, build_shared_structure_initializer,
819 generate_shared_structures, handle_impent,
820 generate_objc_image_info): Use build_int_cst.
822 2004-08-15 Ben Elliston <bje@au.ibm.com>
824 * vec.h: Comment improvements.
826 2004-08-14 Roger Sayle <roger@eyesopen.com>
828 * c-common.c (shorten_compare, pointer_int_sum,
829 c_common_truthvalue_conversion, boolean_increment): Replace calls
830 to build with calls to buildN.
831 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
832 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
833 gimplify_switch_stmt): Likewise.
834 * c-typeck.c (default_function_array_conversion,
835 build_component_ref, build_array_ref, build_function_call,
836 pointer_diff, build_unary_op, build_conditional_expr,
837 build_compound_expr, build_modify_expr, c_finish_goto_label,
838 c_finish_goto_ptr, c_finish_return, c_finish_loop,
839 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
840 build_binary_op): Likewise.
842 2004-08-15 Steven Bosscher <stevenb@suse.de>
844 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
846 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
848 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
849 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
850 * fixinc/fixincl.x: Rebuilt.
852 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
854 * config/mips/mips-protos.h (mips_symbolic_constant_p)
855 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
856 (mips_small_data_pattern_p): Declare.
857 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
858 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
859 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
860 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
861 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
862 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
863 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
864 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
865 (pc_or_label_operand, call_insn_operand, move_operand)
866 (consttable_operand, symbolic_operand, general_symbolic_operand)
867 (global_got_operand, local_got_operand, stack_operand)
868 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
869 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
870 (mips_small_data_pattern_p): Replace previous small_data_pattern
871 predicate. Turn into a bool () (rtx) function.
872 * config/mips/predicates.md: New file.
873 * config/mips/mips.md: Include it. Use the target-independent
874 comparison_operator instead of cmp_op. Rename trap_cmp_op to
875 trap_comparison_operator and equality_op to equality_operator.
876 Replace uses of small_int with the equivalent const_arith_operand.
877 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
878 const_float_1_operand to const_1_operand. Rename fcc_register_operand
879 to fcc_reload_operand.
880 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
882 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
884 PR libstdc++/17005 partial fix.
885 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
886 except when generating ANSI/C89 code.
888 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
890 * c-common.c (shorten_compare): Use force_fit_type directly.
892 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
893 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
894 Dave Korn <dk@artimi.com>
896 * doc/install.texi (Building): Avoid duplicate reference to GNU
898 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
900 2004-08-14 Richard Henderson <rth@redhat.com>
902 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
903 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
905 2004-08-13 Richard Henderson <rth@redhat.com>
907 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
908 for constant_call_address_operand.
909 (call_value_pop_1, call_value_1): Likewise.
910 (sibcall_value_1, call_value_1_rex64): Likewise.
912 2004-08-13 James E Wilson <wilson@specifixinc.com>
914 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
915 Correct mode from SFmode to DFmode.
917 2004-08-13 Ziemowit Laski <zlaski@apple.com>
919 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
920 __cstring_object and __image_info sections with the no_dead_strip
923 2004-08-13 Roger Sayle <roger@eyesopen.com>
924 David Billinghurst <David.Billinghurst@riotinto.com>
927 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
928 * fixinc/fixincl.x: Regenerate.
929 * fixinc/tests/base/internal/math_core.h: New file.
931 2004-08-13 Richard Henderson <rth@redhat.com>
933 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
934 (dbxout_function_end): Remove ifdefs for it.
935 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
937 2004-08-13 Richard Henderson <rth@redhat.com>
939 * Makefile.in (insn-preds.o): Depend on TREE_H.
940 * genpreds.c (write_insn_preds_c): Include tree.h.
941 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
942 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
943 const48_operand, and_operand, or_operand, mode_width_operand,
944 mode_mask_operand, mul8_operand, const0_operand,
945 hard_fp_register_operand, hard_int_register_operand,
946 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
947 samegp_function_operand, direct_call_operand, small_symbolic_operand,
948 global_symbolic_operand, call_operand, symbolic_operand,
949 dtp16_symbolic_operand, dtp32_symbolic_operand,
950 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
951 gottp_symbolic_operand, alpha_comparison_operator,
952 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
953 signed_comparison_operator, alpha_fp_comparison_operator,
954 divmod_operator, fix_operator, aligned_memory_operand,
955 unaligned_memory_operand, reg_or_unaligned_mem_operand,
956 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
957 reg_no_subreg_operand, addition_operation): Move to predicates.md.
958 (reg_or_const_int_operand): Remove. Replace all users with
960 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
961 (resolve_reload_operand): Split out of aligned_memory_operand.
962 * config/alpha/alpha-protos.h: Update for exports.
963 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
964 * config/alpha/alpha.md: Include predicates.md.
965 * config/alpha/predicates.md: New file.
967 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
969 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
970 fields with a pointer to the instruction definition.
971 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
972 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
973 (write_attr_case, write_const_num_delay_slots): Update accordingly.
974 (write_attr_case, write_const_num_delay_slots): Write the name of
975 an insn next to its case statement.
976 * genoutput.c (data): Add a filename field.
977 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
978 (output_insn_data): Print the location of each insn definition.
979 * genrecog.c (write_action): Print the name of an insn above
980 the statement that returns its code.
982 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
984 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
985 * config/libgloss.h: Likewise.
986 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
987 * c4x/c4x-modes.def: Likewise.
988 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
989 (c4x_rptb_nop_p): Likewise.
990 (c4x_rptb_valid_p): Likewise.
991 (c4x_rptb_insert): Likewise.
992 (c4x_address_conflict): Likewise.
993 * config/c4x/c4x.md: Likewise.
994 * config/frv/frv.md: Likewise.
995 * config/i386/athlon.md: Likewise.
996 * config/i386/i386.md: Likewise.
997 * config/i386/predicates.md: Likewise.
998 * config/ia64/ia64.c: Likewise.
999 * config/ia64/itanium1.md: Likewise.
1000 * config/ia64/itanium2.md: Likewise.
1001 * config/iq2000/iq2000.md: Likewise.
1002 * config/mcore/mcore.c: Likewise.
1003 * config/mips/mips.c: Likewise.
1004 * config/mips/r3900.h: Likewise.
1005 * config/mips/sb1.md: Likewise.
1006 * config/pa/milli64.S: Likewise.
1007 * config/pa/pa.c: Likewise.
1008 * config/pa/pa.h: Likewise.
1009 * config/rs6000/8540.md: Likewise.
1011 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
1013 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
1015 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
1017 * sh.md (cbranch define_delay) Use cond_delay_slot for
1018 non-anulled condition too.
1020 2004-08-12 David Edelsohn <edelsohn@gnu.org>
1022 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
1023 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
1024 any_parallel_operand, lmw_operation, stmw_operation,
1025 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
1026 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
1027 any_parallel_operand.
1028 (return_and_restore_fpregs_{si,di}): Same.
1030 2004-08-12 Zack Weinberg <zack@codesourcery.com>
1032 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
1033 if pred->singleton != PARALLEL, issue a warning and pretend it was.
1034 Also issue a warning for any predicate we don't know about.
1036 2004-08-12 Richard Henderson <rth@redhat.com>
1038 * config/i386/i386.c (internal_label_prefix): Export.
1039 (internal_label_prefix_len, struct ix86_address,
1040 ix86_decompose_address, maybe_get_pool_constant,
1041 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
1042 memory_address_length): Export.
1043 (any_fp_register_operand, fp_register_operand,
1044 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
1045 x86_64_general_operand, x86_64_szext_general_operand,
1046 x86_64_nonmemory_operand, x86_64_movabs_operand,
1047 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
1048 x86_64_zext_immediate_operand, const_int_1_31_operand,
1049 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
1050 tls_symbolic_operand, global_dynamic_symbolic_operand,
1051 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
1052 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
1053 constant_call_address_operand, const0_operand, const1_operand,
1054 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
1055 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
1056 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
1057 general_no_elim_operand, nonmemory_no_elim_operand,
1058 index_register_operand, q_regs_operand, flags_reg_operand,
1059 non_q_regs_operand, zero_extended_scalar_load_operand,
1060 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
1061 ix86_comparison_operator, ix86_carry_flag_operator,
1062 fcmov_comparison_operator, promotable_binary_operator,
1063 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
1064 mult_operator, div_operator, arith_or_logical_operator,
1065 memory_displacement_operand, cmpsi_operand, long_memory_operand,
1066 aligned_operand): Move to predicates.md as define_predicates.
1067 (tls_symbolic_operand_1): Remove.
1068 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
1069 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
1070 (legitimize_address): Merge tls_symbolic_operand contents.
1071 (ix86_expand_move): Likewise.
1072 * config/i386/i386-protos.h: Update for exports.
1073 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
1074 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
1075 * config/i386/i386.md: Include predicates.md.
1076 * config/i386/predicates.md: New file.
1078 2004-08-13 Mark Mitchell <mark@codesourcery.com>
1081 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
1083 (i386_pe_mark_dllimport): Likewise.
1084 (i386_pe_encode_section_info): Likewise, when overriding
1085 dllimport attribute.
1087 2004-08-12 Geoffrey Keating <geoffk@apple.com>
1089 * configure.ac: When testing for flex, nm, ar, and bison, check
1090 that they will actually be built.
1091 * configure: Regenerate.
1093 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
1095 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
1096 (MOVE_MAX_PIECES): Define.
1098 2004-08-12 Devang patel <dpatel@apple.com>
1100 * dbxout.c (dbxout_begin_prologue): New function.
1101 (dbx_debug_hooks): Use new begin prologue hook.
1102 (dbxout_function_end): Emit N_ENSYM.
1103 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
1105 2004-08-12 Janis Johnson <janis187@us.ibm.com>
1107 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
1110 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
1113 * doc/extend.texi (AltiVec builtins): Fix description for recent
1114 changes. Update operation list to match current support.
1116 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1118 * config/s390/s390.c (struct s390_frame_layout): New struct as element
1119 of struct machine_function.
1120 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
1122 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
1124 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
1125 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
1126 (s390_frame_area, s390_register_info): New functions.
1127 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
1129 (s390_return_addr_rtx, s390_return_address_offset)
1130 (s390_va_start, s390_gimplify_va_arg)
1131 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
1133 (s390_frame_info): Functionality partly moved to s390_register_info.
1134 Made adaptions for new stack layout.
1135 (save_gprs, restore_gprs): Changed meaning of second parameter and
1136 adapted all callers.
1138 * config/s390/s390.h (s390_backchain_string): New global variable.
1139 (MASK_BACKCHAIN): Removed definition.
1140 (TARGET_BACKCHAIN): Changed check.
1141 (TARGET_KERNEL_BACKCHAIN): New macro.
1142 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
1143 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
1145 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
1147 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
1148 as condition. Adjusted for new stack layout.
1150 * doc/invoke.texi: Added documentation for new option
1151 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
1154 2004-08-12 Paul Brook <paul@codesourcery.com>
1156 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
1157 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
1159 2004-08-12 David Daney <ddaney@avtrex.com>
1161 * java/gcj.texi: Add subsection on signal usage.
1163 2004-08-12 David Edelsohn <edelsohn@gnu.org>
1165 * expr.c (move_by_pieces): Set alignment for move to minimum of
1166 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
1167 alignment, but not less than the original alignment.
1168 (move_by_pieces_ninsns): Same.
1169 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
1170 (store_by_pieces_1): Same.
1172 2004-08-12 Diego Novillo <dnovillo@redhat.com>
1174 PR tree-optimization/16867
1175 * tree.c (is_global_var): New function.
1176 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
1178 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
1180 (is_global_var): Declare.
1181 * tree-dfa.c (dump_variable): Display global and addressable
1183 (add_referenced_var): Clarify documentation when marking
1184 variables call-clobbered.
1185 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
1186 instead of needs_to_live_in_memory.
1187 (mark_call_clobbered): If the variable is a tag, mark it
1189 * tree-gimple.c (is_gimple_reg): Don't check for
1191 (is_gimple_non_addressable): Likewise.
1192 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
1193 needs to be marked call-clobbered.
1194 (setup_pointers_and_addressables): Call is_global_var instead
1195 of needs_to_live_in_memory.
1196 * tree-ssa-dce.c (need_to_preserve_store): Remove.
1197 Update all users with is_global_var.
1198 (mark_stmt_if_obviously_necessary): Fix processing of aliased
1199 stores. Don't check the virtual definitions. Rather, check
1200 whether the store is going into global memory.
1201 (find_obviously_necessary_stmts): Get the symbol from the PHI
1203 * tree-ssa-operands.c (get_call_expr_operands): Do not add
1204 clobbering may-defs if the call does not have side effects.
1206 2004-08-12 Jakub Jelinek <jakub@redhat.com>
1209 * output.h (default_function_rodata_section,
1210 default_no_function_rodata_section): New prototypes.
1211 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
1212 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1213 (TARGET_ASM_OUT): Add it.
1214 * varasm.c (default_function_rodata_section,
1215 default_no_function_rodata_section): New functions.
1216 * final.c (final_scan_insn): Call
1217 targetm.asm_out.function_rodata_section instead of
1218 readonly_data_section.
1219 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1220 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1221 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1222 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1224 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1225 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1227 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1229 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1230 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1231 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
1233 2004-08-12 Paul Brook <paul@codesourcery.com>
1235 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
1237 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
1240 2004-08-12 Ben Elliston <bje@au.ibm.com>
1243 * config/rs6000/altivec.h: Change vector to __vector throughout.
1244 (Except for the `vector' macro itself).
1246 2004-08-12 Zack Weinberg <zack@codesourcery.com>
1248 * genpreds.c: Add capability to generate predicate bodies as
1249 well as function prototypes. Write function prototypes for
1250 the generic predicates too.
1251 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
1252 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
1253 (write_match_code, write_predicate_expr, write_one_predicate_function)
1254 (parse_option): New functions.
1255 (output_predicate_decls): Delete.
1256 (main): Read the machine description, process DEFINE_PREDICATE or
1257 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
1260 * genrecog.c (struct decision_test): Replace index with
1261 struct pred_data pointer.
1262 (next_index): Remove, unused.
1263 (pred_table, preds, special_mode_pred_table): Delete.
1264 (compute_predicate_codes, process_define_predicate): New functions.
1265 (validate_pattern, add_to_sequence, write_switch): Update for
1266 new data structures.
1267 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1268 Check both error_count and have_error.
1270 * gensupport.c (in_fname, first_predicate): New globals.
1271 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
1272 (predicate_table, last_predicate, old_pred_table)
1273 (old_special_pred_table): New statics.
1274 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
1275 (add_predicate, init_predicate_table): New functions.
1276 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1277 (init_md_reader_args_cb): Use the global in_fname. No need to zero
1278 it or max_include_len. Call init_predicate_table.
1279 (read_rtx): Run the predicate queue after the attribute queue
1280 but before all the others.
1281 * gensupport.h (in_fname, struct pred_data, first_predicate)
1282 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
1283 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
1284 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
1285 * dummy-conditions.c: Don't include bconfig.h, system.h,
1286 coretypes.h, tm.h, or system.h. Do include stddef.h.
1287 Duplicate declaration of struct c_test from gensupport.h.
1289 * Makefile.in (OBJS-common): Add insn-preds.o.
1290 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
1291 (insn-preds.c, insn-preds.o): New rules.
1292 (s-preds): Also generate insn-preds.c.
1293 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
1294 Update dependencies.
1295 (print-rtl.o, print-rtl1.o): Correct dependencies.
1297 * recog.h: Delete prototypes of predicate functions.
1299 * doc/md.texi (Predicates): New section with complete
1300 documentation of operand/operator predicates. Remove some
1301 incomplete documentation of predicates from other places.
1302 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
1303 PREDICATE_CODES; indicate that both are deprecated in favor
1304 of define_predicate/define_special_predicate.
1306 * config/ia64/ia64.c: All predicate function definitions moved
1308 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
1309 (ia64_expand_load_address, ia64_expand_move):
1310 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
1312 * config/ia64/ia64.md: All predicates now defined here.
1313 (symbolic_operand): Is now a special predicate.
1315 * config/ia64/ia64.h: Declare ia64_section_threshold.
1316 (PREDICATE_CODES): Delete.
1318 2004-08-12 Richard Henderson <rth@redhat.com>
1320 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
1321 * c-semantics.c (add_stmt): Set it.
1322 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
1323 before instantiating a variable sized type.
1325 2004-08-12 Richard Henderson <rth@redhat.com>
1327 * stor-layout.c (round_up, round_down): Move ...
1328 * fold-const.c (round_up, round_down): ... here. Use
1329 multiple_of_p to avoid any arithmetic at all.
1331 2004-08-12 Richard Henderson <rth@redhat.com>
1333 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
1334 (gimplify_init_ctor_preeval_1): New.
1335 (gimplify_init_ctor_preeval): New.
1336 (gimplify_init_ctor_eval): New.
1337 (gimplify_init_constructor): Use them. Always gimplify the LHS
1340 2004-08-12 Ziemowit Laski <zlaski@apple.com>
1342 (This patch is part of merge of objc-improvements-branch
1345 * doc/frontends.texi: Mention Objective-C++ in addition to
1347 * doc/install.texi: Add 'obj-c++' to list of configurable
1349 * doc/invoke.texi: Rename Objective-C option headings to
1350 indicate they also apply to Objective-C++. List file
1351 extensions for Objective-C++ sources. Mention that
1352 ObjC and ObjC++ compilations may also use C and C++ options,
1353 respectively. Point users to doc/standards.texi for
1354 further info on ObjC and ObjC++.
1355 * doc/sourcebuild.texi: Mention the objcp/ directory and
1356 the Objective-C++ sources it contains.
1357 * doc/standards.texi: Update link to Apple ObjC site;
1358 add link to gcc readings.html WWW doc.
1360 2004-08-12 Alan Modra <amodra@bigpond.net.au>
1362 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
1363 and 2004-07-14 changes.
1365 2004-08-12 Paul Brook <paul@codesourcery.com>
1367 * doc/invoke.texi: Fix typo.
1369 2004-08-11 Devang Patel <dpatel@apple.com>
1371 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
1372 and -no_dead_strip_inits_and_terms.
1374 * doc/invoke.texi (Darwin Options): Document -dead_strip and
1375 -no_dead_strip_inits_and_terms.
1377 2004-08-11 Paul Brook <paul@codesourcery.com>
1379 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
1380 (arm_load_pic_register): ... to this.
1381 * config/arm/arm.c (arm_finalize_pic): Rename ...
1382 (arm_load_pic_register): ... to this. Always output insns at the
1383 current location. Load via low reg in thumb mode.
1384 (arm_expand_prologue): Call arm_load_pic_register.
1385 (thumb_expand_prologue): Ditto.
1386 * config/arm/arm.h (FINALIZE_PIC): Remove.
1387 * config/arm/arm.md (builtin_setjmp_receiver): Call
1388 arm_load_pic_register.
1390 2004-08-11 Paul Brook <paul@codesourcery.com>
1392 * arm.c (thumb_force_lr_save): Add prototype.
1393 (thumb_compute_save_reg_mask): New function.
1394 (thumb_find_work_register): New function.
1395 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
1396 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
1397 Don't clobber r3 when removing pretend args.
1398 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
1399 (thumb_output_function_prologue): Use new functions.
1400 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
1401 * arm.h (THUMB_REG_PUSHED_P): Remove.
1403 2004-08-11 James E Wilson <wilson@specifixinc.com>
1405 PR rtl-optimization/16490
1406 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
1407 global_live_at_end for new basic block if already set for other blocks.
1409 2004-08-11 David Edelsohn <edelsohn@gnu.org>
1411 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
1413 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
1414 (mfcr rlwinm rlwinm patterns): Set length to 12.
1416 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
1418 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
1419 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
1420 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
1421 (start_ssa_stmt_operands): Delete.
1422 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
1423 struct stmt_operands_d.
1424 (build_ssa_operands): New extern entry point.
1425 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
1426 building code, replace with create_ssa_artficial_load_stmt().
1427 * tree-ssa-operands.c (struct voperands_d): Delete.
1428 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
1429 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
1430 (free_uses, free_defs, free_vuses, free_v_may_defs,
1431 free_v_must_defs): Remove dealloc parameter.
1432 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
1433 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
1434 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
1435 vector comparisons, ssa_name reuse, and allocations here.
1436 (verify_start_operands): Delete.
1437 (finalize_ssa_stmt_operands): Set new operands by calling finalize
1439 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
1440 (append_def, append_usei): Simplify to simple accumulation.
1441 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
1442 duplicates and simple accumulation.
1443 (free_ssa_operands): Free vectors in a stmt_operand structure.
1444 (build_ssa_operands): New. Create a new stmt_operand structure from
1445 a stmt and an old set of stmt_operands.
1446 (get_stmt_operands): Simplify and call build_ssa_operands.
1447 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
1448 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
1449 add_call_read_ops): Don't pass prev_vops around anymore.
1450 (note_addressable): Return if no stmt annotation.
1451 (copy_virtual_operands): Access v_may_def operands through a struct.
1452 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
1453 hash tables without treating the stmt as a real stmt.
1454 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
1455 v_may_def def and use through a struct instead of 2 array elements.
1456 (struct v_may_def_optype_d): Use v_may_def_operand_type.
1457 (struct stmt_operands_d): New. Struct for storing all operand vectors.
1459 2004-08-11 Nick Clifton <nickc@redhat.com>
1461 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
1462 this funciton's behaviour. Return true when the current function
1463 has a section attribute and -mlong-calls is in effect.
1464 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
1465 short-call marker when -mlong-calls is in effect and the function
1466 has a section attribute.
1468 2004-08-10 Zack Weinberg <zack@codesourcery.com>
1470 * stmt.c (expand_return): If asked to return the RESULT_DECL,
1471 just call expand_value_return on result_rtl.
1473 2004-08-10 Richard Henderson <rth@redhat.com>
1475 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
1476 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
1477 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
1478 (add_location_or_const_value_attribute): ... not here. Use
1479 loc_descriptor_from_tree if possible.
1480 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
1481 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
1483 (loc_descriptor_from_tree): New. Update callers.
1484 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
1485 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
1486 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
1487 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
1488 and BUILT_IN_STACK_RESTORE.
1489 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
1490 * stmt.c (expand_stack_alloc): Remove.
1491 * tree-mudflap.c (mx_register_decls): Don't look for
1492 BUILT_IN_STACK_ALLOC.
1493 * tree-nested.c (convert_local_reference): Likewise.
1494 * tree.h (DECL_VALUE_EXPR): New.
1496 2004-08-10 Richard Henderson <rth@redhat.com>
1498 * stor-layout.c (round_up): Check for 0/1 before dividing.
1499 (round_down): Likewise.
1501 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
1503 2004-08-09 Mark Mitchell <mark@codesourcery.com>
1505 * config.gcc (arm*-*-eabi*): New target.
1506 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
1507 (TARGET_LIB_INT_CMP_BIASED): Likewise.
1508 * expmed.c (expand_divmod): Try a two-valued divmod function as a
1510 * gthr.h: Remove bogus tokens at end of #pragma.
1511 * optabs.c (expand_twoval_binop_libfunc): New function.
1512 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
1513 (prepare_float_lib_cmp): Try reversing the condition.
1514 (debug_optab_libfuncs): New function.
1515 * optabs.h (expand_twoval_binop_libfunc): Declare.
1516 * config/arm/arm.c (arm_init_libfuncs): New function.
1517 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
1518 (TARGET_INIT_LIBFUNCS): Define it.
1519 * config/arm/arm.h (TARGET_BPABI): New macro.
1520 * config/arm/arm-protos.h
1521 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
1522 * config/arm/bpabi.S: New file.
1523 * config/arm/bpabi.c: Likewise.
1524 * config/arm/bpabi.h: Likewise.
1525 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
1526 (__aeabi_drsub): Likewise.
1527 (__aeabi_dsub): Likewise.
1528 (__aeabi_dadd): Likewise.
1529 (__aeabi_ui2d): Likewise.
1530 (__aeabi_i2d): Likewise.
1531 (__aeabi_f2d): Likewise.
1532 (__aeabi_dmul): Likewise.
1533 (__aeabi_ddiv): Likewise.
1534 (__aeabi_cdrcmple): Likewise.
1535 (__aeabi_cdcmpeq): Likewise.
1536 (__aeabi_cdcmple): Likewise.
1537 (__aeabi_dcmpeq): Likewise.
1538 (__aeabi_dcmplt): Likewise.
1539 (__aeabi_dcmple): Likewise.
1540 (__aeabi_dcmpge): Likewise.
1541 (__aeabi_dcmpgt): Likewise.
1542 (__aeabi_dcmpun): Likewise.
1543 (__aeabi_d2iz): Likewise.
1544 (__aeabi_d2uiz): Likewise.
1545 (__aeabi_d2f): Likewise.
1546 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
1547 (__aeabi_frsub): Likewise.
1548 (__aeabi_fsub): Likewise.
1549 (__aeabi_fadd): Likewise.
1550 (__aeabi_ui2f): Likewise.
1551 (__aeabi_i2f): Likewise.
1552 (__aeabi_fmul): Likewise.
1553 (__aeabi_fdiv): Likewise.
1554 (__aeabi_cfrcmple): Likewise.
1555 (__aeabi_cfcmpeq): Likewise.
1556 (__aeabi_cfcmple): Likewise.
1557 (__aeabi_fcmpeq): Likewise.
1558 (__aeabi_fcmplt): Likewise.
1559 (__aeabi_fcmple): Likewise.
1560 (__aeabi_fcmpge): Likewise.
1561 (__aeabi_fcmpgt): Likewise.
1562 (__aeabi_fcmpun): Likewise.
1563 (__aeabi_f2iz): Likewise.
1564 (__aeabi_f2uiz): Likewise.
1565 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
1566 (__aeabi_uidivmod): New function or alias.
1567 (__aeabi_idivmod): Likewise.
1568 (__aeabi_idiv0): Likewise.
1569 (__aeabi_ldiv0): Likewise.
1570 (__aeabi_llsr): Likewise.
1571 (__aeabi_lasr): Likewise.
1572 (__aeabi_llsl): Likewise.
1573 (bpabi.S): Include it.
1574 * config/arm/libgcc-bpabi.ver: New file.
1575 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
1576 (LINK_SPEC): Remove.
1577 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
1579 * config/arm/t-bpabi: New file.
1580 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
1581 (TARGET_LIB_INT_CMP_BIASED): Likewise.
1583 2004-08-10 David Edelsohn <edelsohn@gnu.org>
1585 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
1586 * config/rs6000/rs6000.md (clrmemsi): New pattern.
1587 * config/rs6000/rs6000.c (expand_block_clear): New function.
1588 (expand_block_move): Convert alignment to bits. Use SImode and
1589 HImode for unaligned addresses if not STRICT_ALIGNMENT.
1591 2004-08-10 Caroline Tice <ctice@apple.com>
1593 * varasm.c (unlikely_section_label): New global variable.
1594 (unlikely_text_section_name): New global variable.
1595 (text_section): Remove alignment statement.
1596 (unlikely_text_section): Remove alignment statement; use
1597 unlikely_section_label rather than hard-coded string.
1598 (assemble_start_function): Initialize unlikely_section_label and
1599 unlikely_text_section_name; make sure cold section is properly
1600 aligned at start of function; output unlikely_section_label if
1603 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1605 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
1606 * config/s390/s390.c (s390_canonicalize_comparison): New function.
1607 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
1608 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
1609 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
1610 ("*tmqi_mem"): Remove SUBREG from pattern.
1611 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
1612 ("*andsi3_cconly"): Likewise.
1614 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
1617 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
1619 2004-08-10 Janis Johnson <janis187@us.ibm.com>
1621 * doc/sourcebuild.texi (compat testing): Document available test
1622 framework commands. Use the preferred spelling of DejaGnu.
1624 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
1626 * lambda.h: Add matrix type, and prototypes for remainder of
1627 matrix and vector functions.
1628 (lambda_vector_mult_const): New function.
1629 (lambda_vector_negate): Ditto.
1630 (lambda_vector_add): Ditto.
1631 (lambda_vector_add_mc): Ditto.
1632 (lambda_vector_copy): Ditto.
1633 (lambda_vector_zerop): Ditto.
1634 (lambda_vector_equal): Ditto.
1635 (lambda_vector_min_nz): Ditto.
1636 (lambda_vector_first_nz): Ditto.
1637 (lambda_vector_matrix_mult): Ditto.
1638 * lambda-mat.c: New file.
1639 * Makefile.in (lambda-mat.o): New.
1641 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
1643 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
1644 after linking stmt into the program.
1645 (bsi_remove): Don't call modify_stmt.
1646 * tree-complex.c (update_complex_assignment,
1647 expand_complex_comparison): Call modify_stmt after changing the stmt.
1648 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
1650 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
1651 the stmt, and only if needed.
1652 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
1654 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
1655 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
1656 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
1657 (eliminate_redundant_computations): Don't pass an annotation. Call
1658 modify_stmt rather than setting the annotation directly.
1659 (record_equivalences_from_stmt): Remove unused local 'j'.
1660 (cprop_operand): Take a stmt rather than an annotation as a parameter.
1662 (cprop_into_stmt): Pass stmt rather than annotation.
1663 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
1664 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
1666 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
1668 2004-08-10 Jason Merrill <jason@redhat.com>
1671 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
1674 2004-08-10 Geoffrey Keating <geoffk@apple.com>
1676 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
1679 2004-08-10 Roger Sayle <roger@eyesopen.com>
1681 * config/mips/mips.md: New reciprocal square root patterns that
1682 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
1684 2004-08-10 Paul Brook <paul@codesourcery.com>
1686 * config/arm/arm-protos.h (arm_set_return_address,
1687 thumb_set_return_address): Add prototypes.
1688 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
1689 * config/arm/arm.c (arm_compute_func_type,
1690 use_return_insn, arm_compute_save_reg0_reg12_mask,
1691 arm_compute_save_reg_mask, arm_output_function_prologue,
1692 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
1693 current_function_calls_eh_return.
1694 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
1696 (arm_set_return_address, thumb_set_return_address): New functions.
1697 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
1698 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
1699 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
1700 (epilogue): Use the stackadj register.
1701 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
1703 2004-08-10 Jakub Jelinek <jakub@redhat.com>
1706 * expr.c (move_by_pieces_ninsns): Add max_size argument.
1707 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
1708 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
1709 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
1710 but using MOVE_RATIO.
1711 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
1712 (can_store_by_pieces): Change max_size type to unsigned int.
1713 (store_by_pieces_1): Likewise. Pass max_size to
1714 move_by_pieces_ninsns.
1715 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
1716 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
1717 to move_by_pieces_ninsns.
1718 (STORE_BY_PIECES_P): Define.
1719 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
1720 to move_by_pieces_ninsns.
1721 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
1723 * config/i386/i386.h (CLEAR_RATIO): Define.
1725 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1727 * expr.c (expand_expr_real_1): Add back code that was not dead.
1729 2004-08-09 Andrew Pinski <apinski@apple.com>
1731 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
1732 which is found to be compatible before returning the aliasing set.
1734 2004-08-09 Daniel Jacobowitz <dan@debian.org>
1736 * ggc-zone.c (struct alloc_zone): Add statistics counters.
1737 (always_collect): New flag.
1738 (ggc_alloc_zone_1): Update statistics support. Don't include
1739 overhead in allocated counter.
1740 (sweep_pages): Update allocated counter for large pages. Don'y
1742 (ggc_collect_1): Always collect.
1743 (ggc_collect): Honor always_collect flag. Sum all zones to decide
1745 (SCALE, LABEL): New macros.
1746 (ggc_print_statistics): Add statistics support.
1748 2004-08-09 Roger Sayle <roger@eyesopen.com>
1750 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
1751 (init_expmed): Fix potential overrun problem with "all.reg".
1752 (expand_sdiv2_pow2): Add an alternate implementation for signed
1753 division, if the target provides a suitable conditional move insn.
1755 2004-08-09 Paul Brook <paul@codesourcery.com>
1756 Richard Henderson <rth@redhat.com>
1758 * unwind-dw2.c (uw_install_context_1): Update target saved stack
1761 2004-08-09 Geoffrey Keating <geoffk@apple.com>
1763 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
1764 Check DATA limit only if there's no AS limit. Ignore insanely
1766 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
1767 but take care that the AS limit isn't overrun.
1768 * doc/invoke.texi: Update documentation of min-heapsize parameter.
1770 2004-08-09 Jeff Law <law@redhat.com>
1772 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
1773 (tree-ssa-threadupdate.o): Add dependencies.
1774 * tree-ssa-threadupdate.c: New file.
1775 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
1776 (rewrite_vars_out_of_ssa): Remove prototype.
1777 (cleanup_tree_cfg): Returns a bool.
1778 * tree.h (thread_through_all_blocks): Prototype.
1779 * tree-outof-ssa.c (SSANORM_*): Move into here.
1780 (remove_ssa_form): Now static.
1781 (rewrite_vars_out_of_ssa): Kill.
1782 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
1783 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
1784 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
1785 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
1786 anything was changed.
1787 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
1788 from the PHI's annotation rather than the edge associated with
1790 * tree-ssa-dom.c (redirection_edges): Kill.
1791 (redirect_edges_and_update_ssa_graph): Kill.
1792 (tree_ssa_dominator_optimize): Do not reset forwardable flag
1793 for blocks anymore. Do not initialize redirection_edges.
1794 Call thread_through_all_blocks. Simplify code for cleanup
1795 of the CFG and iterating. No longer call cleanup_tree_cfg
1796 outside the iteration loop.
1797 (thread_across_edge): No longer mess with forwardable blocks.
1799 2004-08-09 Zack Weinberg <zack@codesourcery.com>
1801 * explow.c (memory_address): Use memory_address_p.
1802 * recog.c (general_operand): Likewise.
1803 * regrename.c: No need to define REG_OK_STRICT.
1805 2004-08-09 Steven Bosscher <stevenb@suse.de>
1807 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
1809 * gcse.c: Include timevar.h.
1810 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
1811 and global_copy_prop_count.
1812 (local_const_prop_count, local_copy_prop_count): New static globals.
1813 (gcse_main): Set the right timevar for each pass.
1814 (cprop_jump): Increment global_const_prop_count when a constant is
1815 propagated. Add "GLOBAL" to dump output.
1816 (cprop_insn): Increment global_const_prop_count when a constant is
1817 propagated, or global_copy_prop_count when a copy is propagated.
1818 (do_local_cprop): Likewise for local_const_prop_count and
1819 local_copy_prop_count.
1820 (one_cprop_pass): Initialize const/cprop counters to zero.
1821 Print out results of local and global const/cprop separately.
1822 (bypass_block): Break over-length line.
1823 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
1824 for bb-reorder.o and tracer.o.
1826 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1828 * Makefile.in (GTFILES): Remove stmt.c
1829 (stmt.o): Do not depend on gt-stmt.h.
1830 * emit-rtl.c (emit_line_note): Do not call
1831 set_file_and_line_for_stmt.
1832 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
1834 * function.c (free_after_parsing): Do not free STMT field.
1835 (allocate_struct_function): Do not call init_stmt_for_function.
1836 (assign_stack_temp_for_type): Do not accept values of keep
1838 (init_temp_slots): Do not initialize removed variables.
1839 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
1840 and X_VAR_TEMP_SLOT_LEVEL fields.
1841 * rtl.h (set_file_and_line_for_stmt): Remove.
1842 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
1843 struct stmt_status, cond_stack, case_stack, nesting_stack,
1844 nesting_depth, emit_locus, set_file_and_line_for_stmt,
1845 same_case_target_p, init_stmt_for_function, emit_nop,
1846 expand_start_cond, expand_start_elseif, expand_start_else,
1847 expand_elseif, expand_end_cond): Remove.
1848 (preserve_subexpressions_p): Remove references to CFUN->STMT.
1849 (expand_start_case, expand_end_case_type): Remove, merge into...
1850 (expand_case): ... this one, including other bits from
1851 expand_expr_real_1. Inline same_case_target_p. Turn members
1852 of CASE_STACK into local variables.
1853 (emit_case_bit_tests): Inline same_case_target_p.
1854 (add_case_node): Add HEAD argument, return new head of the list,
1855 do not handle default label here.
1856 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
1857 expand_start_elseif, current_nesting_level, expand_start_case,
1858 expand_end_case_type, expand_end_case, add_case_node,
1859 init_stmt_for_function, expand_elseif): Remove prototypes.
1860 (expand_case): Add prototype.
1862 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1864 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
1866 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
1868 * expr.c (var_rtx): Remove.
1869 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
1870 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
1871 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
1873 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
1874 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
1875 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
1877 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
1878 Ayal Zaks <zaks@il.ibm.com>
1880 * common.opt (freschedule-modulo-scheduled-loops): New flag.
1881 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
1882 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
1883 when -freschedule-modulo-scheduled-loops flag is not specified.
1884 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
1885 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
1886 More accurate placing of insn in row of partial schedule.
1887 (ps_insn_find_column): New function.
1888 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
1889 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
1890 (schedule_region): Use sched_is_disabled_for_current_region_p.
1891 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
1893 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1895 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
1898 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1900 * config/i386/i386.c (ix86_expand_clrmem): Properly call
1901 gen_strset for 64bit target.
1903 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
1905 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
1907 2004-08-07 Jason Merrill <jason@redhat.com>
1909 Make return in memory explicit.
1910 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
1911 (assign_parm_find_data_types): Remove code for old front end
1912 invisible reference handling.
1913 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
1914 (expand_function_end): Likewise.
1915 * gimplify.c (gimplify_return_expr): Handle a dereferenced
1917 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
1918 (declare_return_variable): Handle DECL_BY_REFERENCE.
1919 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
1920 (cp_genericize_r): Use convert_from_reference.
1921 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
1922 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
1924 * c-common.c (c_warn_unused_result): Check TREE_USED before
1925 warning about a CALL_EXPR with an unused value.
1927 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1929 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
1930 to the compiler. Use -fshort-wchar by default.
1932 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
1934 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
1935 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
1937 * doc/invoke.texi (param): Document min-crossjump-insns.
1939 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
1942 * c.opt (Wmissing-field-initializers): New option.
1943 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
1944 * c-typeck.c (pop_init_level): Guard the missing field warning with
1945 warn_missing_field_initializers rather than extra_warnings.
1946 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
1947 some of the explanation from...
1948 (-Wextra): ...here. Say that the missing field warning can be
1949 seperately controlled by -Wmissing-field-initializers.
1951 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
1953 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
1954 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
1955 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
1956 * tree.def (ENTRY_VALUE_EXPR): Remove.
1958 2004-08-06 Jakub Jelinek <jakub@redhat.com>
1960 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
1961 the places where it is actually needed. Don't use repz; stosb
1962 for -Os with sufficiently small constant sizes.
1963 For sufficiently small repz; stos{l,q} repeat counts use a sequence
1964 of stos{l,q} instructions instead.
1966 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1968 PR tree-optimization/16807
1969 * loop-iv.c (dump_iv_info): Dump invariants correctly.
1970 (iv_subreg, iv_extend): Express value of invariant purely in
1973 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1975 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
1976 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
1978 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
1980 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
1981 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
1983 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
1984 pattern until reload is finished to allow better code generation
1985 and split them completely into separate instrunctions.
1986 (*andsi3_split): New pattern.
1988 2004-08-05 Mark Mitchell <mark@codesourcery.com>
1990 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
1991 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
1992 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1993 * tree.h (handle_dll_attribute): Declare. Test
1994 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1995 * c-common.h (c_determine_visibility): Declare.
1996 * c-common.c (c_determine_visibility): New function.
1997 * c-decl.c (finish_decl): Use it.
1998 (finish_function): Likewise.
1999 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
2000 zero, by default. Use #if, not #ifdef, to test it.
2001 * config/arm/arm.c (arm_attribute_table): Use
2002 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
2004 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
2005 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2007 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
2008 * config/i386/i386.c (ix86_attribute_table): Use
2009 handle_dll_attribute for dllimport/dllexport. Test
2010 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
2011 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
2012 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2014 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
2016 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2018 * doc/extend.texi (dllexport): Clarify and correct documentation.
2019 (dllimport): Likewise.
2020 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
2021 handle_dll_attribute.
2023 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2025 * tree-ssa-loop-manip.c: New file.
2026 * Makefile.in (tree-ssa-loop-manip.o): Add.
2027 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
2029 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
2031 (tree_ssa_loop_done): Verify loop closed ssa form.
2032 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
2034 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2036 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
2037 pa_asm_output_aligned_local): New functions.
2038 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
2039 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
2040 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
2041 pa_asm_output_aligned_common.
2042 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2043 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
2044 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2045 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2046 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
2047 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2048 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2049 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
2052 2004-08-05 Andrew Pinski <apinski@apple.com>
2054 * objc/objc-act.c (build_objc_string_object): Mark the address
2055 expression as constant.
2057 2004-08-05 David Edelsohn <edelsohn@gnu.org>
2059 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
2060 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
2061 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
2063 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
2065 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
2066 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
2067 out, and associated obsolete comments.
2069 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
2071 * tree.h (force_fit_type): Return a tree, take three flags.
2072 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
2073 TREE_CONSTANT_OVERFLOW here.
2074 (int_const_binop, const_binop): Adjust.
2075 (size_int_type): Do sign extension here.
2076 (fold_convert_const, optimize_bit_field_compare,
2077 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
2078 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
2079 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
2081 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2083 PR tree-optimization/16864
2084 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
2085 for ssa names without default_def.
2087 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
2089 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
2090 frame pointer, restore eax with an ebp-relative address.
2092 2004-08-04 Geoffrey Keating <geoffk@apple.com>
2095 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
2096 * c-common.h (make_rtl_for_local_static): Delete.
2097 * c-decl.c (shadow_tag_warned): Clean up comment.
2098 (finish_decl): Clean up spacing. Use set_user_assembler_name when
2099 appropriate. Don't pass asmspec to rest_of_decl_compilation.
2100 * c-semantics.c (make_rtl_for_local_static): Delete.
2101 * expr.c (init_block_move_fn): Use set_user_assembler_name.
2102 (init_block_clear_fn): Likewise.
2103 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
2104 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
2105 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
2106 * tree.h (make_decl_rtl): Remove second parameter.
2107 (set_user_assembler_name): New.
2108 * varasm.c (set_user_assembler_name): New.
2109 (make_decl_rtl): Remove second parameter. Update callers in many
2112 2004-08-05 Adam Nemet <anemet@lnxw.com>
2114 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
2115 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
2117 * gthr-lynx.h: New file.
2118 * config/lynx-ng.h: Remove file.
2119 * config/lynx.h: Update to LynxOS 4.0.
2120 * config/t-lynx: New file.
2121 * config/i386/lynx-ng.h: Remove file.
2122 * config/i386/lynx.h: Update to LynxOS 4.0.
2123 * config/rs6000/lynxbase.h: Remove file.
2124 * config/rs6000/lynx.h: Update to LynxOS 4.0.
2125 * config/rs6000/t-lynx: New file.
2126 * doc/install.texi (Options specification): Remove reference to
2127 LynxOS from systems where --with-gnu-as makes a difference.
2129 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
2131 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
2133 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
2135 (c_cpp_builtins): Call it.
2136 * doc/cpp.texi: Update.
2138 2004-08-04 David Edelsohn <edelsohn@gnu.org>
2140 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
2143 2004-08-04 Jan Hubicka <jh@suse.cz>
2145 * basic-block.h (profile_staus): New global variable.
2146 * cfg.c (profile_status): Declare.
2147 (check_bb_profile): Break out from ....; use profile_status
2148 (dump_flow_info): ... here.
2149 * cfgbuild.c (find_basic_blocks): Set profile_status.
2150 * cfgexpand.c (tree_expand_cfg): Likewise.
2151 * predict.c (estimate_probability): Likewise.
2152 * profile.c (branch_prob): Likewise.
2153 * tree-cfg.c (build_tree_cfg): Likewise.
2154 (dump_function_to_file): Use check_bb_profile.
2155 * tree-pretty-print (dump_bb_header): Likewise.
2156 * tree-profile.c (do_tree_profiling): Cleanup.
2158 2004-08-04 Zack Weinberg <zack@codesourcery.com>
2160 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
2161 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
2162 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
2163 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
2164 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
2165 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
2166 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
2167 (ggc-none.o, errors.o): Move rule to generators section;
2168 correct dependencies.
2169 (min-insn-modes.o): Move rule to generators section; remove
2170 unnecessary explicit command; correct dependencies.
2171 (print-rtl.o, print-rtl1.o): Correct dependencies.
2172 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
2173 (mostlyclean): Update.
2175 * errors.c: Include bconfig.h not config.h. Correct comment.
2176 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
2177 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
2178 * print-rtl.c: Don't include tm_p.h.
2180 * rtl.h: Move forward-decl of struct function down where it's
2181 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
2182 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
2184 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2185 Jeff Law <law@redhat.com>
2187 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
2188 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
2189 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
2190 manipulate the duplicated ssa names.
2191 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
2192 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
2193 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
2195 (release_ssa_name): Do not release ssa names that may have multiple
2197 * tree.h (release_ssa_name_force, mark_for_rewrite,
2198 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
2199 marked_ssa_names): Declare.
2200 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
2201 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
2202 Update call to rewrite_ssa_into_ssa.
2204 2004-08-04 Mark Mitchell <mark@codesourcery.com>
2206 * defaults.h (TARGET_DECLSPEC): New macro.
2207 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
2208 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
2209 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
2210 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
2212 (TARGET_DECLSPEC): Define.
2213 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
2215 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
2217 (TARGET_DECLSPEC): Define.
2218 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
2220 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
2222 * doc/tm.texi (TARGET_DECLSPEC): Document.
2224 * doc/extend.texi: Fix typo in comment.
2226 2004-08-04 Paul Brook <paul@codesourcery.com>
2228 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2229 (TARGET_CXX): Use it.
2230 * target.h (struct gcc_target): Add cdtor_returns_this.
2231 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
2232 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2233 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
2235 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
2237 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
2238 low/high pair. Do range checking directly.
2239 (interpret_integer): Adjust.
2241 2004-08-04 Nick Clifton <nickc@redhat.com>
2243 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
2245 * doc/invoke.texi: Document this new switch and also the -mrenesas
2248 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
2250 * cfglayout.c (insn_locators_initialize): Update the current
2251 location before initializing a location.
2253 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2255 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
2256 (dbxout_function_end): Return after emitting the "Lscope" symbol
2257 under the same conditions that this function formerly wasn't called.
2258 Add explanatory comments.
2261 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
2265 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
2266 functions, broken out of dbxout_block.
2267 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
2268 stabs too, if it contains symbols. Use the begin_label and
2269 the Lscope label (emitted by dbxout_function_end) for the
2270 range of this block.
2272 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
2274 * doc/install.texi: Update autoconf version requirements.
2276 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2278 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
2279 * recog.c (general_operand, immediate_operand, nonmemory_operand)
2280 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
2281 * regclass.c (record_reg_classes): Likewise.
2282 * reload.c (find_reloads): Likewise.
2283 * reload1.c (reload): Likewise.
2285 2004-08-03 Zack Weinberg <zack@codesourcery.com>
2287 * gensupport.c (init_md_reader_args_cb): Renamed from
2288 init_md_reader_args. Add third option, callback function for
2289 parsing program-specific options. Add diagnosis of incorrect
2290 number of input files.
2291 (init_md_reader): Fold into init_md_reader_args_cb.
2292 (init_md_reader_args): Now a thin wrapper around
2293 init_md_reader_args_cb.
2294 * gensupport.h: Update prototypes.
2296 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
2297 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
2298 * genrecog.c: No need to diagnose lack of an input file;
2299 init_md_reader_args will handle it.
2300 * genconditions.c: Likewise, and use init_md_reader_args.
2301 * genconstants.c: Likewise, and no need to call read_md_rtx.
2303 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
2305 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
2308 2004-08-03 Mike Stump <mrs@apple.com>
2310 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
2312 * doc/invoke.texi (Darwin Options): Update to reflect above.
2314 2004-08-03 Roger Sayle <roger@eyesopen.com>
2317 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
2318 truncations, not just global truncations.
2320 2004-08-03 Andrew Pinski <apinski@apple.com>
2323 * loop-iv.c (simplify_using_assignment): Initialize lhs.
2325 2004-08-03 Paul Brook <paul@codesourcery.com>
2327 * gcc/doc/install.texi: Document MPFR requirement.
2329 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
2331 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
2332 and mmap() explicitly instead of relying on preset autoconf cache
2334 * configure: Regenerate.
2336 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
2339 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
2341 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
2342 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
2345 * config/i386/t-gmm_malloc: New file.
2346 * config/i386/t-pmm_malloc: Likewise.
2348 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
2350 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
2351 Tanguy Fautrà <tfautre@pandora.be>
2353 * config/i386/pmm_malloc.h: New file.
2355 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
2357 * config/i386/gmm_malloc.h: New file.
2359 2004-08-03 Dale Johannesen <dalej@apple.com>
2361 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
2362 * c-common.c: Include opts.h.
2363 (c_common_get_alias_set): Fix check for a single input file.
2364 * toplev.c: Remove current_file_decl.
2367 2004-08-03 Mark Mitchell <mark@codesourcery.com>
2369 * config.gcc (arm*-*-symbianelf*): New target.
2370 * config/arm/symbian.h: New file.
2372 * gthr-gnat.c: Add visibility #pragmas.
2373 * gthr-gnat.h : Likewise.
2375 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
2376 (__ffsDI2): Likewise.
2377 (__clzSI2): Likewise.
2378 (__ctzSI2): Likewise.
2379 (__ctzDI2): Likewise.
2380 (__popcountSI2): Likewise.
2381 (__popcountDI2): Likewise.
2382 (__paritySI2): Likewise.
2383 (__parityDI2): Likewise.
2384 * libgcc2.h: Add visibility #pragmas.
2385 (__clzDI2): Add prototype.
2386 (__clzSI2): Likewise.
2387 (__ctzSI2): Likewise.
2388 (__ffsDI2): Likewise.
2389 (__ffsSI2): Likewise.
2390 (__ctzDI2): Likewise.
2391 (__popcountSI2): Likewise.
2392 (__popcountDI2): Likewise.
2393 (__paritySI2): Likewise.
2394 (__parityDI2): Likewise.
2395 * unwind-dw2-fde.h: Add visibility #pragmas.
2396 * unwind.h: Likewise.
2398 2004-08-03 David Edelsohn <edelsohn@gnu.org>
2399 Dale Johannesen <dalej@apple.com>
2400 Roger Sayle <roger@eyesopen.com>
2402 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
2403 constants more accurately. Adjust costs for FMA instructions.
2404 Add cases for most logical and float operations. Recurse into
2407 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2409 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
2411 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
2413 * ra-build.c (conflicts_between_webs): For webs that cross a call add
2414 conflicts to regs_invalidated_by_call.
2416 2004-08-03 Paul Brook <paul@codesourcery.com>
2418 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
2420 2004-08-03 Jan Hubicka <jh@suse.cz>
2422 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
2425 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2427 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
2428 arm968es, arm10e, arm1020e, arm1022e.
2429 * invoke.texi: Update list of ARM cores.
2430 * arm-tune.md: Regenerate.
2432 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
2434 * arm/gentune.sh: New file.
2435 * arm/t-arm: New file.
2436 * arm/arm-tune.md: New file (autogenerated).
2437 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
2438 * arm.md (attribute tune): Delete. Include arm-tune.md.
2440 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
2442 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
2443 penultimate parameter. All callers adjusted.
2444 (struct prefix_list): Remove used_flag_ptr.
2445 (find_a_file): Do not set *pl->used_flag_ptr.
2446 (warn_B, warn_std_ptr): Remove.
2448 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
2449 Mostafa Hagog <mustafa@il.ibm.com>
2451 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
2453 2004-08-02 Geoffrey Keating <geoffk@apple.com>
2455 * dwarf2out.c (output_call_frame_info): Don't change data format
2456 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
2457 label. Use 'true' not '1'.
2458 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
2461 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
2463 * gdbinit.in: Reflect previous changes to rtunion_def.
2465 2004-08-02 Roger Sayle <roger@eyesopen.com>
2467 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
2468 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
2470 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2472 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
2474 * langhooks.h (lang_hooks::builtin_function): Rename parameter
2475 from "class" to "bt_class".
2477 2004-08-02 Paul Brook <paul@codesourcery.com>
2479 PR rtl-optimization/15068
2480 * flow.c (init_propagate_block_info): Check condition is reversible.
2482 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2484 * gengtype.h (options::info): Change type to const char *.
2485 (enum gc_used_enum): Move out of struct type scope.
2486 * gengtype.c (create_option): Convert initializer for option::info to
2488 (adjust_field_type, walk_type, write_func_for_structure,
2489 write_root, write_roots): Remove pointless cast.
2491 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
2493 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
2495 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2497 * rtl.h (union rtunion_def): Have all members start with the
2499 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
2500 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
2501 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
2502 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
2504 * gengtype.c (adjust_field_rtx_def): Likewise.
2505 * rtlanal.c (loc_mentioned_in_p): Likewise.
2507 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
2509 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
2510 Replace uses of mips/elf64.h with mips/elf.h
2511 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
2512 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
2513 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
2514 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
2515 (HANDLE_SYSV_PRAGMA): Delete.
2516 (ASM_OUTPUT_DEF): Fix formatting.
2517 * config/mips/elf64.h: Delete.
2519 2004-08-01 Zack Weinberg <zack@codesourcery.com>
2521 * config/ia64/ia64.c (got_symbolic_operand): Do require a
2522 symbol+offset operand to have its offset be zero mod 0x3fff
2523 when GOT entries are in use. Clarify logic in SYMBOL_REF
2524 case. Clarify comments.
2525 (ia64_expand_load_address): Split a symbol+offset load when
2526 the offset is nonzero mod 0x3fff, not 0x1fff.
2528 2004-08-01 Geoffrey Keating <geoffk@apple.com>
2530 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
2531 if trying to *store* to a non-offsettable address.
2532 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
2533 a nonoffsettable address.
2534 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
2536 (movti_string): Don't move GPRs to a nonoffsettable address.
2537 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
2539 2004-08-02 Ben Elliston <bje@au.ibm.com>
2542 * config/rs6000/altivec.h: Replace typeof with __typeof__.
2544 2004-08-01 Richard Henderson <rth@redhat.com>
2546 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
2547 variable sized types.
2549 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2551 * doc/invoke.texi: In the MIPS options section, remove the passage
2552 saying that -mexplicit-relocs is usually disabled for -mabicalls
2553 -fno-unit-at-a-time.
2554 * config/mips/mips.c (override_options): Remove the code that enforced
2557 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2559 * config/mips/mips.md (cprestore): Provide two alternatives, one for
2560 an in-range offset and one for an out-of-range offset. Wrap the latter
2561 in .set macro/.set nomacro if it's inside a .set nomacro block.
2563 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
2565 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
2566 (mips_restore_gp): Declare.
2567 * config/mips/mips.c (mips_add_offset): Add a scratch register
2568 argument. Reimplement in rtl only, reusing MIPS16 logic from
2569 mips_output_mi_thunk.
2570 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
2572 (mips_gp_save_slot): Delete.
2573 (mips_restore_gp): New function.
2574 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
2575 * config/mips/mips.md (exception_receiver): Turn into a
2576 define_insn_and_split. Use mips_restore_gp to do the split.
2577 (call_internal, call_value_internal, call_value_multiple_internal): Use
2578 mips_restore_gp to restore $gp.
2580 2004-07-31 Andrew Pinski <apinski@apple.com>
2583 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
2585 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
2587 * c-decl.c (diagnose_mismatched_decls): Give error for external
2588 redeclaration of identifier declared with no linkage, not just
2589 warning with -Wtraditional. Do not check DECL_CONTEXT to give
2590 error for redeclaration with no linkage.
2592 2004-07-30 Geoffrey Keating <geoffk@apple.com>
2593 Fariborz Jahanian <fjahanian@apple.com>
2595 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
2596 non-offsettable addresses even for DImode.
2597 (rs6000_split_multireg_move): Cope with non-offsettable addresses
2598 being moved into multiple GPRs.
2600 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
2602 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
2603 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
2605 * config/rs6000/darwin-ldouble.c (isless): New macro.
2607 (nonfinite): New macro.
2609 (_xlqadd): Completely rewrite.
2610 (_xlqmul): Correct overflow handling.
2611 (_xlqdiv): Correct overflow handling.
2612 * config/rs6000/darwin-ldouble-format: New file.
2614 2004-07-30 Roger Sayle <roger@eyesopen.com>
2615 Richard Henderson <rth@redhat.com>
2617 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
2618 9 into the equivalent lea instruction.
2620 2004-07-30 Richard Henderson <rth@redhat.com>
2622 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
2623 with DECL_INITIAL if fb_lvalue.
2624 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
2625 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
2627 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
2629 2004-07-30 Diego Novillo <dnovillo@redhat.com>
2631 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
2632 pointer escapes through a function call, assume that the
2633 callee will dereference it.
2634 (add_pointed_to_var): Assume that VALUE is always an
2636 (collect_points_to_info_r): Only call add_pointed_to_var if
2637 the value is an ADDR_EXPR.
2639 2004-07-30 Diego Novillo <dnovillo@redhat.com>
2641 * tree-ssa-alias.c (create_alias_map_for): Do not get the
2642 alias set of the inner type of ARRAY_TYPEs.
2644 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2646 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
2647 setting a non-register to UNDEFINED right before the call to
2650 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2652 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
2654 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2656 * tree-ssa.c (verify_flow_sensitive_alias_info): When
2657 comparing points-to sets of different pointers, make sure the
2658 second pointer is actually referenced in the code.
2660 2004-07-29 Zack Weinberg <zack@codesourcery.com>
2662 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
2663 (got_symbolic_operand): Remove unreachable code.
2664 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
2665 setjmp_operand; add entry for tls_symbolic_operand.
2666 * config/ia64/ia64-protos.h: Remove all prototypes of
2667 predicate functions.
2669 2004-07-29 Mark Mitchell <mark@codesourcery.com>
2671 * c-common.h (lang_post_pch_load): New variable.
2672 * c-pch.c (lang_post_pch_load): Define it.
2673 (c_common_read_pch): Use it.
2674 * cgraphunit.c (record_call_1): Give the front end a chance to
2675 record additional needed entities when a variable is marked as
2677 * tlink.c (recompile_files): Robustify.
2678 (scan_linker_output): If a symbol is assigned to a file,
2679 but after recompilation is not present there, issue an error
2682 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2684 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
2685 Take orig_loop argument and pass it to set_level.
2686 (schedule_sm): Pass the correct orig_loop to force_move_till.
2688 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2690 * cfgloop.c (update_latch_info): Update dominator of the new block.
2691 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
2693 * dominance.c (verify_dominators): Check that the dominance tree is
2695 (recount_dominator): Ignore unreachable blocks.
2696 (iterate_fix_dominators): Cleanup old dominance information before
2699 2004-07-29 Diego Novillo <dnovillo@redhat.com>
2701 * tree-ssa-operands.c (get_expr_operands): Revert changes
2702 to ADDR_EXPR processing introduced by:
2703 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2704 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
2706 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
2708 * doc/implement-c.texi: Add C90 subclause references. Point to
2709 preprocessor documentation instead of duplicating it. Add points
2710 only present in C90. Fill in documentation for all points.
2712 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2714 * pa.c (output_movb): Correct typo.
2716 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
2718 * ra.h (single_reg_in_regclass): Declare.
2719 * ra.c (single_reg_in_regclass): Define.
2720 (first_hard_reg): New.
2721 (init_ra): Initialize single_reg_in_regclass.
2722 * ra-colorize.c (ok_class): New.
2723 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
2725 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
2727 * gcov-io.h: Allow zero tag as EOF indicator.
2728 (gcov_is_eof): Remove.
2729 (gcov_truncate): Remove.
2730 * gcov-io.c (gcov_seek): Always SEEK_SET.
2731 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
2733 * coverage.c (read_counts_file): Don't use gcov_is_eof.
2734 * gcov-dump.c (dump_file): Likewise.
2735 * gcov.c (read_graph_file, read_count_file): Likewise.
2737 * c-decl.c (complete_array_type): Don't gratuitously copy
2738 maxindex. Check it always has a type.
2740 2004-07-29 Steven Bosscher <stevenb@suse.de>
2742 * rtl.c (currently_expanding_to_rtl): New.
2743 * rtl.h (currently_expanding_to_rtl): Export it.
2744 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
2746 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
2748 * config/sh/sh.c: Replace rtx_equal_function_value_matters
2749 with currently_expanding_to_rtl.
2750 * config/sh/sh.md: Likewise.
2751 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
2753 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2755 Introduce sh2a support.
2756 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
2757 * config.gcc: Build multilibs for sh2a and sh2a-single by
2759 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
2760 default. Split their tests out of the corresponding SH4
2762 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
2764 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2765 * config.gcc: Handle sh2a multilibs and cpu selection.
2766 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
2767 * config/sh/t-mlib-sh2a: New.
2768 * config/sh/t-mlib-sh2a-nofpu: New.
2769 * config/sh/t-mlib-sh2a-single: New.
2770 * config/sh/t-mlib-sh2a-single-only: New.
2771 2004-07-09 Nick Clifton <nickc@redhat.com>
2773 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
2774 -ml and -m2a are used together.
2775 2004-03-23 DJ Delorie <dj@redhat.com>
2776 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
2777 when we have a double-sized FPU.
2778 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2779 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
2781 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
2782 -msh2a-single and -msh2a-single-only
2783 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
2784 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
2786 2004-02-20 DJ Delorie <dj@delorie.com>
2787 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
2788 2004-02-20 Fred Fish <fnf@redhat.com>,
2789 Corinna Vinschen <vinschen@redhat.com>
2790 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
2791 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
2792 2004-02-18 DJ Delorie <dj@redhat.com>
2793 * config/sh/sh.c (broken_move): Add support for movi20.
2794 * config/sh/sh.h: Likewise.
2795 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
2796 * config/sh/sh.md (udivsi3_sh2a): New.
2801 (ashlsi3_sh2a): New.
2802 (ashrsi3_sh2a): New.
2803 (lshrsi3_sh2a): New.
2804 (movsi_i): Disable for sh2a.
2805 (movsi_ie): Add movi20.
2806 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
2807 sh2a, for -m2a-nofpu mode.
2808 2004-02-13 DJ Delorie <dj@redhat.com>
2809 * config/sh/lib1funcs.asm: Handle double vs single better.
2810 * config/sh/sh.h: Likewise.
2811 2004-02-09 DJ Delorie <dj@redhat.com>
2812 * config/sh/crt1.asm: Add support for sh2a.
2813 * config/sh/elf.h: Likewise.
2814 * config/sh/lib1funcs.asm: Likewise.
2815 * config/sh/sh.c: Likewise.
2816 * config/sh/sh.md: Likewise.
2817 * config/sh/sh.h: Likewise.
2818 * config/sh/t-sh: Likewise.
2820 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2822 * config/frv/frv.md (movqi_internal, movhi_internal,
2823 movsi_internal): Add backup alternatives for memory inputs.
2825 2004-07-28 Matt Austern <austern@apple.com>
2827 * config/darwin.c (darwin_one_byte_bool): New global variable.
2828 * config/darwin.h (darwin_one_byte_bool): Declare.
2829 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
2830 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
2831 value of darwin_one_byte_bool.
2832 * doc/invoke.texi: Document -mone-byte-bool flag.
2834 2004-07-28 Eric Christopher <echristo@redhat.com>
2836 * c-common.c (c_common_unsafe_for_reeval): Delete.
2837 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
2838 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
2839 * calls.c (fix_unsafe_tree): Delete.
2840 (expand_call): Delete code which used above.
2841 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
2842 * expr.c (expand_expr_real_1): Ditto.
2843 * fold-const.c (non_lvalue): Ditto.
2844 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2845 (lhd_unsafe_for_reeval): Ditto.
2846 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
2847 * langhooks.h (unsafe_for_reeval): Ditto.
2848 (unsave_expr_now): Adjust comment.
2849 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
2850 (estimate_num_insns_1): Ditto.
2851 * tree-pretty-print.c (dump_generic_node): Ditto.
2852 * tree.c (expr_align): Ditto.
2853 (unsave_expr): Delete.
2854 (unsafe_for_reeval): Ditto.
2855 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
2856 * tree.def (UNSAVE_EXPR): Delete.
2857 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
2859 2004-07-28 Zack Weinberg <zack@codesourcery.com>
2861 * tree.h (enum tls_model): Move ...
2862 * coretypes.h: ... here.
2864 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2866 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
2868 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2870 * cse.c (validate_canon_reg): New function, split out from...
2871 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
2873 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2875 * tree-ssa-alias.c (maybe_create_global_var): Don't just
2876 return if .GLOBAL_VAR has been created.
2878 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2880 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
2881 every variable that may have aliases, not just tags.
2883 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
2885 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
2886 move_from_CR_eq_bit.
2887 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
2890 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
2893 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
2894 output_e500_flip_eq_bit.
2896 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
2897 output_e500_flip_eq_bit.
2898 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
2899 output_e500_flip_eq_bit.
2900 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
2901 (print_operand): case D. Get to EQ bit.
2903 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2905 * gcov.c (function_summary): Add missing \n.
2907 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2909 Introduce sh4a support.
2910 * config.gcc: Handle sh4a multilibs and cpu selection.
2911 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
2912 * config/sh/t-mlib-sh4a: New.
2913 * config/sh/t-mlib-sh4al: New.
2914 * config/sh/t-mlib-sh4a-nofpu: New.
2915 * config/sh/t-mlib-sh4a-single: New.
2916 * config/sh/t-mlib-sh4a-single-only: New.
2917 2004-02-20 DJ Delorie <dj@redhat.com>
2918 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
2919 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
2920 2003-08-22 Eric Christopher <echristo@redhat.com>
2921 * config/sh/sh4a.md: Update for chip errata.
2922 2003-08-07 Eric Christopher <echristo@redhat.com>
2923 * config/sh/sh4a.md: New file. sh4a processor description.
2924 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
2925 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
2927 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
2928 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
2929 * doc/invoke.texi (SH Options): Document -m4al.
2930 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
2931 * config/sh/sh.c (expand_block_move): Remove commented-out code
2932 checked in by mistake.
2933 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
2934 single elements from SFmode vectors.
2935 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
2937 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
2938 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
2939 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
2940 sh_fsca_int2sf): Remove variable declarations.
2941 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2942 sh_fsca_int2sf): New functions.
2943 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
2944 sh_fsca_int2sf_rtx): New static variables.
2945 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
2946 sh_fsca_int2sf): Declare.
2947 * config/sh/sh.md: Adjust.
2948 * doc/invoke.texi (SH Options): Document new options.
2949 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
2950 compatibility from SH4 code.
2951 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
2952 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
2954 (memory_movsrc_operand): Renamed to...
2955 (unaligned_load_operand): ... this. Simplified.
2956 * config/sh/sh.h (PREDICATE_CODES): Adjust.
2957 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
2958 input operand to SImode, and adjust the others. Introduce
2959 post-increment by peephole.
2960 * config/sh/sh.c (expand_block_move): Give the target address the
2961 same mode as the temp reg.
2962 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
2964 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
2965 Introduce support for SH4a.
2966 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
2967 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
2968 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2969 sh_fsca_int2sf): New.
2970 (sh_init_builtins): Initialize them.
2971 (print_operand): Support `d'.
2972 (expand_block_move): Use movua if src is misaligned.
2973 (memory_movsrc_operand): New.
2974 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
2975 and one of the SH4 macros.
2976 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
2977 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
2978 SELECT_SH4A_SINGLE): New.
2979 (TARGET_NONE): Add SH4A_BIT.
2980 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
2981 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
2982 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
2983 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
2984 (enum processor_type): Added PROCESSOR_SH4A.
2985 (PREDICATE_CODES): Add memory_movsrc_operand.
2986 * config/sh/sh.md: Removed unused variables.
2987 (attr cpu): Add sh4a.
2988 (attr type): Add movua, fsrra and fsca.
2989 (prefetch): New, for SH4.
2990 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
2991 (toggle_sz): Set type to fp.
2992 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
2993 (movua, extv, extzv): New.
2994 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
2997 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2999 * tree-optimize.c (init_tree_optimization_passes): Schedule
3000 pass_may_alias right after the program is renamed into SSA.
3001 * tree-pass.h (PROP_alias): Define.
3002 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
3003 * tree-sra.c (pass_sra): Likewise.
3004 * tree-ssa-ccp.c (pass_ccp): Likewise.
3005 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
3006 * tree-ssa-dce.c (pass_dce): Likewise.
3007 * tree-ssa-dom.c (pass_dominator): Likewise.
3008 * tree-ssa-dse.c (pass_dse): Likewise.
3009 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3010 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3011 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3012 * tree-ssa-pre.c (pass_pre): Likewise.
3013 * tree-tailcall.c (pass_tail_recursion): Likewise.
3014 * tree-ssa.c (pass_redundant_phi): Likewise.
3015 * tree-ssa-alias.c (aliases_computed_p): Remove.
3017 (init_alias_info): Do not mark all type tags for renaming
3019 Clear may_aliases from every symbol.
3020 (setup_pointers_and_addressables): If a pointer has not been
3021 dereferenced and it had a type tag, clear it and mark the old
3024 2004-07-28 Diego Novillo <dnovillo@redhat.com>
3026 PR tree-optimization/16705
3027 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
3030 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3032 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
3035 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
3036 don't make another one.
3038 PR optimization/15077
3039 * function.h (struct function): Add field saved_static_chain_decl.
3040 Fix comment for static_chain_decl.
3041 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
3042 * tree-inline.h (save_body): Add new arg.
3043 * tree-optimize.c (tree_rest_of_compilation): Handle saving
3046 2004-07-27 Richard Henderson <rth@redhat.com>
3048 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
3049 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
3050 is_gimple_addressable.
3051 * tree-gimple.c (is_gimple_addressable): Rename from
3052 is_gimple_addr_expr_arg; accept INDIRECT_REF.
3053 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
3054 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
3055 rename to is_gimple_addressable.
3057 2004-07-28 Alan Modra <amodra@bigpond.net.au>
3059 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
3061 2004-07-27 Richard Henderson <rth@redhat.com>
3063 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
3066 2004-07-27 Zack Weinberg <zack@codesourcery.com>
3068 * libgcc2.c: Change all conditionals testing
3069 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
3070 * libgcc2.h: Likewise.
3071 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
3072 TYPE_PRECISION of float80_type to 80.
3073 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
3074 of fpreg_type and float80_type to 80.
3075 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
3076 * config/m68k/netbsd-elf.h:
3077 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
3078 to evaluate to 80 whenever they would formerly have evaluated to 96.
3079 * config/i386/sco5.h: Remove unnecessary redefinition of
3080 LONG_DOUBLE_TYPE_SIZE.
3081 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
3082 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
3083 XFmode, with a bitsize of 80. Update commentary.
3084 * config/ia64/ia64-modes.def: Likewise.
3085 * config/m68k/m68k-modes.def: Likewise.
3087 2004-07-27 Steven Bosscher <stevenb@suse.de>
3089 * cfgexpand.c (tree_expand_cfg): Fix comment.
3091 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
3092 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
3094 (prepare_function_start): Don't set rtx_equal_function_value_matters.
3095 * integrate.c (copy_rtx_and_substitute): Don't test for it.
3096 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
3097 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
3098 here again. Update leading comment.
3099 * rtl.c (rtx_equal_function_value_matters): Remove.
3100 (rtx_equal_p): Don't test for it.
3101 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
3104 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
3105 * rtl.c (note_insn_name): Likewise.
3106 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
3107 * final.c (final_scan_insn): Likewise.
3109 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
3110 * passes.c (rest_of_handle_eh): Do it here.
3112 * stmt.c (struct nesting): Remove struct nesting block member.
3113 (struct stmt_status): Remove x_block_start_count field.
3114 (current_block_start_count): Remove.
3116 2004-07-27 Brian Booth <bbooth@redhat.com>
3118 * tree-optimize.c (register_one_dump_file): Update condition that uses
3120 (dup_pass_1): Replace with...
3121 (next_pass_1): This.
3122 (NEXT_PASS): Call next_pass_1.
3124 (init_tree_optimization_passes): Remove uses of DUP_PASS.
3125 (execute_one_pass): Update condition that uses
3127 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
3130 2004-07-27 Nick Clifton <nickc@redhat.com>
3132 * config/m32r/m32r.c: Include integrate.h in order to get the
3133 prototype for get_hard_reg_initial_val().
3135 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
3136 and tidy up indentation.
3137 (final_presence_set): Use absence_set instead, so that if there is
3138 nothing in the "o" pipe the "s" pipe can be scheduled.
3140 2004-07-27 Diego Novillo <dnovillo@redhat.com>
3142 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
3143 don't have PT_VARS nor PT_MALLOC set.
3144 Clear name tag from pointers that have not been dereferenced.
3145 (set_pt_anything, set_pt_malloc): Forward declare.
3146 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
3147 not type compatibility when determining if a pointer can be
3150 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
3152 * expr.h (canonicalize_condition, get_condition): Add an int argument.
3153 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
3154 it to check whether the condition is still valid at the jump insn.
3155 * ifcvt.c (noce_get_condition): Likewise.
3156 (noce_get_alt_condition): Update call to canonicalize_condition.
3157 * loop-iv.c (simplify_using_initial_values): Update call to
3158 get_condition. Remove FIXME.
3159 (check_simple_exit): Update call to get_condition.
3160 * loop-unswitch.c (may_unswitch_on): Likewise.
3161 * loop.c (check_dbra_loop): Likewise.
3162 (canonicalize_condition, get_condition): Add an argument to say whether
3163 the condition must still be valid at INSN.
3164 (get_condition_for_loop): Update call to get_condition. Require that
3165 the condition be valid at INSN.
3166 * predict.c (estimate_probability): Update call to get_condition.
3167 Remove unused earliest parameter.
3168 (expected_value_to_br_prob): Update call to canonicalize_condition.
3170 2004-07-26 Eric Christopher <echristo@redhat.com>
3172 * tree-dfa.c (add_referenced_var): Register initializers of global
3175 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
3177 * config/i386/i386.c (function_arg): Always treat 8-
3178 and 16-byte wide vectors the same, even if MMX/SSE
3180 (contains_128bit_aligned_vector_p): Add comment.
3182 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
3184 * ra.h (enum node_type): Rename to:
3185 (enum ra_node_type).
3186 * ra-colorize.c: Likewise.
3188 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
3190 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
3191 after simplifying the jump.
3193 2004-06-26 Richard Henderson <rth@redhat.com>
3195 * calls.c (combine_pending_stack_adjustment_and_call): Make
3196 preferred_unit_stack_boundary argument unsigned. Make
3197 unadjusted_alignment unsigned.
3198 (expand_call): Make preferred_stack_boundary and
3199 preferred_unit_stack_boundary variables unsigned.
3200 * function.c (assign_stack_local_1): Make alignment unsigned.
3201 * function.h (struct function): Make stack_alignment_needed,
3202 preferred_stack_boundary unsigned.
3203 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
3204 (ix86_compute_frame_layout): Make stack_alignment_needed,
3205 preferred_alignment variables unsigned.
3206 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
3208 2004-07-26 Tom Tromey <tromey@redhat.com>
3210 * tree.h: Fix typo in comment.
3212 2004-07-26 Daniel Jacobowitz <dan@debian.org>
3215 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
3216 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
3217 (ggc_free): Remove incorrect freeing.
3218 (sweep_pages): Advance PP for large pages. Fix indentation.
3220 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
3222 PR rtl-optimization/16643
3223 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
3224 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
3225 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
3226 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
3227 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
3228 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3229 * rtl.h (tracer): Add a flags parameter.
3230 * tracer.c (tracer): Pass it to cfg_layout_initialise.
3231 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
3232 (rest_of_handle_reorder_blocks): Update calls to tracer and
3233 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
3234 (rest_of_handle_tracer): Pass 0 to tracer.
3235 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
3237 2004-07-25 David Edelsohn <edelsohn@gnu.org>
3240 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
3243 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
3245 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
3246 (BINFO_BASE_ACCESS): Adjust.
3247 (BINFO_BASE_ACCESS_APPEND): New.
3248 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
3249 * dbxout.c (dbxout_type): Adjust binfo access accessing.
3250 * dwarf2out.c (gen_member_die): Likewise.
3251 * tree-dump.c (deque_and_dump): Likewise.
3253 2004-07-26 Falk Hueffner <falk@debian.org>
3255 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
3258 2004-07-25 Roger Sayle <roger@eyesopen.com>
3260 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
3261 value off of the stack if TARGET_USE_FFREEP.
3263 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3265 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
3266 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
3267 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
3268 check on invocation of XRESIZEVEC ().
3270 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3272 * c-common.c (disable_builtin_function): Rename variable n to
3273 new_disabled_builtin.
3274 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
3275 Rename local variable old to old_decl.
3276 * gensupport.c (shift_output_template): Rename parameter old to src.
3277 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
3278 old_rtx and newx to new_rtx.
3280 2004-07-26 Bernardo Innocenti <bernie@develer.com>
3282 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
3284 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
3286 * c-lex.c: Likewise.
3288 2004-07-25 Roger Sayle <roger@eyesopen.com>
3290 * fold-const.c (constant_boolean_node): Make extern.
3291 (make_range): Wrap long lines.
3292 (fold_cond_expr_with_comparison): Remove unnecessary call to
3293 pedantic_non_lvalue. Add missing calls to fold_convert.
3294 (fold_truthop): Add missing calls to fold_convert.
3296 * tree.h (constant_boolean_node): Add prototype here.
3297 * builtins.c (expand_builtin_strncmp): Add missing calls to
3299 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
3300 Call fold_convert and constant_boolean_node to correct types.
3301 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
3302 missing call to fold_convert to correct types.
3304 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
3305 Brian Ryner <bryner@brianryner.com>
3309 * c-common.c (c_common_attribute_table): Allow
3310 handle_visibility_attribute to be called for types.
3311 (handle_visibility_attribute) When given a type, set the visibility
3312 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
3313 so that we can check later whether the attribute was present. Added
3314 warning if attribute applied to non class type.
3315 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
3316 decls and checking that they are consistent.
3317 * common.opt: Added -fvisibility.
3318 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
3319 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
3320 * flags.h, tree.h: Added assorted support defines for overall patch
3321 * opts.c: Added parsing support for -fvisibility.
3322 * tree.c (build_decl): Set visibility for all decls to be whatever
3323 is in force at that time.
3324 * varasm.c (default_binds_local_p_1): Reworked logic determining
3325 when to make a symbol locally bound.
3326 * doc/invoke.texi: Added documentation for -fvisibility and
3327 -fvisibility-inlines-hidden.
3329 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3331 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
3332 * c-common.c: Add missing casts from void * to other types.
3333 * c-decl.c: Likewise.
3334 * c-format.c: Likewise.
3335 * c-lex.c: Likewise.
3336 * c-pragma.c: Likewise.
3337 * c-typeck.c: Likewise.
3338 * defaults.h: Likewise.
3339 * genconstants.c: Likewise.
3340 * gengtype-lex.l: Likewise.
3341 * genmodes.c: Likewise.
3342 * read-rtl.c: Likewise.
3345 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3347 * bitmap.c: Use type-safe memory allocation macros from libiberty.
3348 * c-common.c: Likewise.
3349 * c-decl.c: Likewise.
3350 * c-lang.c: Likewise.
3351 * c-lex.c: Likewise.
3352 * c-opts.c: Likewise.
3353 * c-parse.in: Likewise.
3354 * c-typeck.c: Likewise.
3355 * genconditions.c: Likewise.
3356 * gengtype-lex.l: Likewise.
3357 * gengtype-yacc.y: Likewise.
3358 * gengtype.c: Likewise.
3359 * genmodes.c: Likewise.
3360 * gensupport.c: Likewise.
3361 * read-rtl.c: Likewise.
3362 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
3365 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3367 * c-decl.c (groktypename, groktypename_in_param_context): Rename
3368 variable typename to type_name.
3369 * c-lex.c (interpret_float): Likewise.
3371 2004-07-25 Roger Sayle <roger@eyesopen.com>
3373 * convert.c (convert_to_real, convert_to_integer,
3374 convert_to_complex): Replace calls to build with calls to buildN.
3375 * coverage.c (tree_coverage_counter_ref): Likewise.
3376 * dojump.c (do_jump): Likewise.
3377 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
3378 * emit-rtl.c (component_ref_for_mem_expr,
3379 set_mem_attributes_minus_bitpos): Likewise.
3380 * explow.c (update_nonlocal_goto_save_area): Likewise.
3381 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
3382 expand_mult_add): Likewise.
3383 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
3384 store_constructor, get_inner_reference, expand_expr_real_1,
3385 try_casesi, try_tablejump): Likewise.
3386 * function.c (expand_function_start): Likewise.
3387 * stmt.c (emit_case_bit_tests, expand_end_case_type,
3388 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
3389 * stor-layout.c (place_union_field, layout_type): Likewise.
3390 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
3391 * varasm.c (copy_constant): Likewise.
3393 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3395 * c-common.c: Rename all identifiers named `new'.
3396 * c-decl.c: Likewise.
3397 * gensupport.c: Likewise.
3398 * simplify-rtx.c: Likewise.
3399 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
3401 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
3404 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
3407 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
3408 declarations until after calling pushdecl.
3409 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
3410 "extern" and not on whether the declaration is initialized.
3412 2004-07-25 Daniel Jacobowitz <dan@debian.org>
3414 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3415 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
3416 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
3417 "cpplib.h", "c-pragma.h", "c-common.h".
3418 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
3419 (solaris_register_pragmas): New functions.
3420 * config/sol2-protos.h: New file.
3421 * config/sol2.c: New file.
3422 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
3423 (REGISTER_TARGET_PRAGMAS): New macros.
3424 (solaris_pending_aligns, solaris_pending_inits)
3425 (solaris_pending_finis): New variables.
3426 * config/t-sol2 (sol2-c.o): Update dependencies.
3428 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
3429 SUBTARGET_INSERT_ATTRIBUTES.
3430 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
3431 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
3432 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
3433 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
3434 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
3435 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
3436 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
3437 * config/sparc/sparc.c (sparc_attribute_table): New.
3438 (TARGET_INSERT_ATTRIBUTES): Define in terms of
3439 SUBTARGET_INSERT_ATTRIBUTES.
3440 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
3442 * doc/extend.texi (Solaris Pragmas): New section.
3444 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3446 * c-common.c: Rename all identifiers named `class' to `cl'.
3447 * c-common.h: Likewise.
3448 * c-parse.in: Likewise.
3449 * c-typeck.c: Likewise.
3450 * genmodes.c: Likewise.
3453 * recog.c: Likewise.
3454 * recog.h: Likewise.
3455 * regrename.c: Likewise.
3457 * c-common.c (builtin_function_2): Change type of 5th parameter from
3458 int to enum built_in_function. Change type of 8th parameter from int
3460 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
3462 * c-typeck.c (convert_arguments): Change type of formal_prec from
3463 int to unsigned int.
3464 * genmodes.c (blank_mode): Make a few negative constants unsigned.
3465 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
3466 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
3467 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
3468 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
3469 iterator to for_all_modes () instead of an enum because enums can't
3470 be incremented in C++.
3473 2004-07-25 Daniel Jacobowitz <dan@debian.org>
3475 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
3478 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3480 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
3481 Handle ARRAY_RANGE_REF like ARRAY_REF.
3483 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
3485 * c-typeck.c (digest_init): Don't allow arrays of signed or
3486 unsigned variants of wchar_t to be initialized by wide string
3487 constants. Do allow arrays of enumerated types compatible with
3488 wchar_t to be initialized by wide string constants. Refine tests
3489 distinguishing wide and narrow strings and arrays. Give specific
3490 error for arrays of other integer types initialized by string
3492 (output_init_element, process_init_element): Check for
3493 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
3494 initializing with string constants.
3496 2004-07-25 Richard Henderson <rth@redhat.com>
3498 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
3500 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3501 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
3502 DECL_IGNORED_P to new decl.
3504 2004-07-24 Zack Weinberg <zack@codesourcery.com>
3506 * config/ia64/ia64.c (general_xfmode_operand)
3507 (destination_xfmode_operand): Delete.
3508 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
3509 * config/ia64/ia64.md (*movxf_internal): Use general_operand
3510 and destination_operand.
3512 2004-07-24 Alexander Kabaev <kan@freebsd.org>
3514 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
3515 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
3517 2004-07-24 Alexander Kabaev <kan@freebsd.org>
3518 Zack Weinberg <zack@codesourcery.com
3521 * c-decl.c (diagnose_mismatched_decls): Don't issue a
3522 redundant-declaration warning the first time a builtin is
3523 declared explicitly.
3525 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3527 * tree.h (staticp): Change return type to bool.
3529 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3531 * c-common.c (c_staticp): Last episode of the staticp saga.
3533 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3535 * c-common.h (c_staticp): Change return type from int to bool.
3536 * tree.c (staticp): Likewise.
3537 * langhooks.h (staticp): Likewise.
3539 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3541 * langhooks-def.h (lhd_staticp): Change return type from int to
3542 bool in prototype to match definition.
3544 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3546 * system.h (bool, true, false): Don't redefine as preprocessor macros
3549 2004-07-24 Roger Sayle <roger@eyesopen.com>
3551 * expmed.c (init_expmed): A signed modulus by a power of two is
3552 considered cheap if its less than or equal to four instructions.
3554 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3556 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
3557 GGC_CNEWVAR): New macros.
3559 2004-07-25 Bernardo Innocenti <bernie@develer.com>
3561 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
3563 * c-decl.c: Likewise.
3564 * c-format.c: Likewise.
3565 * c-lex.c: Likewise.
3566 * c-opts.c: Likewise.
3567 * c-pragma.c: Likewise.
3568 * c-typeck.c: Likewise.
3569 * gencheck.c: Likewise.
3570 * genconditions.c: Likewise.
3571 * genconfig.c: Likewise.
3572 * genflags.c: Likewise.
3573 * gengtype.c: Likewise.
3574 * gensupport.c: Likewise.
3575 * ggc-none.c: Likewise.
3576 * langhooks.c: Likewise.
3577 * statistics.h: Likewise.
3578 * stub-objc.c: Likewise.
3579 * java/decl.c: Likewise.
3581 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
3583 * config/m68k/m68k.c (output_scc_di): Fix coding style.
3584 (symbolic_operand): Fix prototype.
3585 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
3586 * config/m68k/m68k.md: Add constants for registers a0 and sp and
3587 use them, change from the "{...}" syntax to the simpler {...}
3589 (*cfv4_extendqisi2): Fix destination predicate.
3590 * config/m68k/m68k-protos.h: Remove various declarations also
3591 generated via PREDICATE_CODES.
3593 2004-07-23 Mike Stump <mrs@apple.com>
3595 * c-typeck.c (convert_for_assignment): Tightened up pointer
3596 converstions that differ in signedness.
3598 2004-07-23 Zack Weinberg <zack@codesourcery.com>
3600 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
3602 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3604 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
3605 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
3607 * gimplify.c (gimplify_compound_lval): Check for no handled
3608 operations, rather than checking for explicit list of nodes.
3609 (is_gimple_addr_expr_arg_or_indirect): New function.
3610 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
3611 redundant setting of TREE_INVARIANT.
3612 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
3613 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
3615 2004-07-23 Diego Novillo <dnovillo@redhat.com>
3617 PR tree-optimization/16688
3618 PR tree-optimization/16689
3619 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
3620 unnecessary initialization of 'tag'.
3621 (get_tmt_for): Check that the new type tag has the same alias
3622 set as the pointed-to type.
3623 (group_aliases): Only regular variables need to be removed
3624 from the alias set of a name tag.
3625 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
3626 propagation if the two types are not compatible.
3627 (merge_alias_info): Rename from replace_ssa_names_ann.
3629 (replace_exp_1): If both arguments are SSA_NAMEs, check that
3630 the propagation can be done.
3631 Only call merge_alias_info on pointers.
3632 (propagate_value): Likewise.
3633 * tree-ssa-copyrename.c: Include langhooks.h.
3634 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
3636 Do not coalesce variables with incompatible types.
3637 (rename_ssa_copies): Call replace_ssa_name_symbol.
3638 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
3639 the same type as the underlying _DECL.
3640 * tree-ssanames.c (replace_ssa_name_symbol): New function.
3641 * tree.h (replace_ssa_name_symbol): Declare.
3643 2004-07-23 Richard Henderson <rth@redhat.com>
3646 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
3647 unshare it properly.
3648 (gimplify_modify_expr_rhs): Push assignment from a conditional into
3649 the conditional for all non-register types.
3651 2004-07-23 Richard Henderson <rth@redhat.com>
3653 * expr.c (expand_expr_real_1): Don't handle non-local variables.
3654 * expr.h (fix_lexical_addr): Remove.
3655 * function.c (NEED_SEPARATE_AP): Remove.
3656 (fix_lexical_addr): Remove.
3657 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
3658 not null decl_function_context.
3659 (create_alias_vars): Likewise.
3660 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
3661 (simple_goto_p): Likewise.
3662 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
3663 * tree-ssa-ccp.c (get_default_value): Likewise.
3664 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3665 * tree.c (needs_to_live_in_memory): Likewise.
3666 * tree-flow-inline.h (may_be_aliased): Move...
3667 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
3668 when TREE_STATIC variables may be addressable.
3670 2004-07-24 Jakub Jelinek <jakub@redhat.com>
3672 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
3674 2004-07-23 Zack Weinberg <zack@codesourcery.com>
3676 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
3677 bitmap contents if GENERATOR_FILE is defined.
3678 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
3679 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
3681 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
3683 * c-decl.c (start_function): Form composite type of function types
3684 rather than copying type from previous prototype declaration.
3686 2004-07-23 Janis Johnson <janis187@us.ibm.com>
3688 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
3689 the const qualifier for the second argument in the C++ functions.
3691 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
3692 specific pointer types.
3694 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
3695 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
3696 for vector bool and/or vector pixel, add C++ and C missing support.
3697 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
3698 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
3699 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
3700 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
3701 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
3702 missing C++ and C support for vector bool and/or vector pixel.
3703 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
3704 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
3705 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
3706 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
3707 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
3708 C++ and C types used for vector bool and/or vector pixel.
3709 (vec_st, vec_stl): Add C++ support for vector pixel.
3710 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
3711 (vec_all_ne): Add C++ support for vector pixel.
3713 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
3714 (vec_vmulesb): Add missing C++ function.
3715 (vec_perm): Fix type of third argument in C++ function.
3716 (vec_vsum4shs): Fix C++ function name.
3717 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
3718 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
3719 argument passed to the error handler in C macro.
3720 (vec_nmsub): Remove extra parens around argument names in C macro.
3721 (vec_packpx): Add missing parens in C macro.
3723 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3725 * machmode.def: Remove vector modes.
3726 * config/alpha/alpha-modes.def: Add supported vector modes.
3727 * config/arm/arm-modes.def: Likewise.
3728 * config/frv/frv-modes.def: Likewise.
3729 * config/i386/i386-modes.def: Likewise.
3730 * config/rs6000/rs6000-modes.def: Likewise.
3731 * config/sh/sh-modes.def: Likewise.
3733 2004-07-23 Matthias Klose <doko@debian.org>
3735 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
3736 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
3737 * config.h: Regenerate.
3738 * configure: Likewise.
3740 2004-07-22 Mark Mitchell <mark@codesourcery.com>
3742 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
3743 generated SYMBOL_REFs for labels.
3744 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
3746 (machopic_stub_name): Remove.
3747 (machopic_indirection_name): New function.
3748 (machopic_mcount_stub_name): Likewise.
3749 (machopic_classify_name): Remove.
3750 (machopic_function_base_sym): New function.
3751 (machpoic_classify_symbol): Likewise.
3752 (machopic_classify_ident): Remove.
3753 (machopic_define_ident): Likewise.
3754 (machopic_define_name): Likewise.
3755 (machopic_name_defined_p): Likewise.
3756 (machopic_ident_defined_p): Likewise.
3757 (darwin_strip_name_encoding): Likewise.
3758 (machopic_define_symbol): New function.
3759 * config/darwin.c (hashtab.h): Include.
3760 (machopic_defined_list): Remove.
3761 (machopic_classify_ident): Likewise.
3762 (machopic_classify_name): Likewise.
3763 (machopic_ident_defined_p): Likewise.
3764 (machopic_define_ident): Likewise.
3765 (machopic_define_name): Likewise.
3766 (machopic_symbol_defined_p): New function.
3767 (machopic_classify_symbol): Likewise.
3768 (machopic_data_defined_p): Use machopic_classify_symbol.
3769 (machopic_define_symbol): New function.
3770 (machopic_function_base_sym): New function.
3771 (machopic_non_lazy_pointers): Remove.
3772 (machopic_non_lazy_ptr_name): Likewise.
3773 (machopic_stubs): Likewise.
3774 (machopic_stub_name): Likewise.
3775 (NON_LAZY_POINTER_SUFFIX): New macro.
3776 (STUB_SUFFIX): Likewise.
3777 (machopic_indirection): New structure.
3778 (machopic_indirections): New variable.
3779 (machopic_indirection_hash): New function.
3780 (machopic_indirection_eq): Likewise.
3781 (machopic_indirection_name): Likewise.
3782 (machopic_mcount_stub_name): New function.
3783 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
3785 (machopic_indirect_data_reference): Rework to use new functions.
3786 (machopic_indirect_call_target): Likewise.
3787 (machopic_legitimize_pic_address): Likewise.
3788 (machopic_output_indirection): New function.
3789 (machopic_finish): Use it.
3790 (machopic_operand_p): Rework to use new functions.
3791 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
3792 (darwin_strip_name_encoding): Remove.
3793 (update_non_lazy_ptrs): Remove.
3794 (update_stubs): Likewise.
3795 (darwin_non_lazy_pcrel): Use new functions.
3796 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3797 (ASM_OUTPUT_LABELREF): Likewise.
3798 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3799 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
3800 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
3801 (TARGET_STRIP_NAME_ENCODING): Do not use
3802 darwin_strip_name_encoding.
3803 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
3804 darwin_strip_name_encoding.
3805 * config/i386/darwin.h (FUNCTION_PROFILER): Use
3806 machopic_mcount_stub_name.
3807 * config/i386/i386.c (x86_output_mi_thunk): Use
3808 machopic_indirection_name, not machopic_stub_name.
3809 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
3810 machopic_function_base_sym.
3811 (print_operand): Use machopic_classify_symbol.
3812 (rs6000_emit_prologue): Use machopic_function_base_sym.
3813 (output_profile_hook): Do not use machopic_stub_name.
3814 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
3816 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3819 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
3822 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3824 * doc/implement-c.texi: New file.
3825 * doc/extend.texi (C Implementation): Move to there.
3826 * doc/gcc.texi: Include implement-c.texi.
3827 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
3829 2004-07-22 Jason Merrill <jason@redhat.com>
3831 * integrate.c (copy_decl_for_inlining): Remove invisible reference
3833 * tree-inline.c (setup_one_parameter): Likewise.
3835 2004-07-22 Brian Booth <bbooth@redhat.com>
3837 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
3838 (substitute_and_fold): Propigate into VUSE operands when possible.
3839 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
3840 (cp_lattice_meet): Handle merging of latticevalues when
3841 UNKNOWN_VAL is present.
3842 (visit_stmt): Visit assignments with V_MUST_DEFs.
3843 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
3844 (ccp_fold): Deal with RHS' that are constant and virtual.
3845 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
3846 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
3847 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
3848 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
3849 computing immediate uses.
3850 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
3852 (replace_vuse_in): New function.
3853 (likely_value): Add check of vuse operands.
3854 (get_default_value): Set the default value of virtually defined
3855 variables to UKNOWN_VAL instead of VARYING.
3857 2004-07-22 Richard Henderson <rth@redhat.com>
3859 * expr.c (emit_push_insn): Don't use set_mem_attributes.
3861 2004-07-22 Richard Henderson <rth@redhat.com>
3863 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
3864 variables due to conditional compilation.
3866 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3868 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
3869 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
3870 Release SSA names that have been re-renamed.
3871 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
3873 * tree-ssa-alias.c (init_alias_info): If aliases have been
3874 computed before, clear existing alias information.
3875 (create_name_tags): Do no fixup PT_ANYTHING pointers.
3876 If the new name tag for a pointer is different than the one it
3877 had before, mark the old tag for renaming.
3878 (replace_may_alias): New function.
3879 (group_aliases): Call it.
3880 (setup_pointers_and_addressables): Always call get_tmt_for.
3881 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
3883 (set_pt_anything): New local function.
3884 (set_pt_malloc): New local function.
3885 (merge_pointed_to_info): Don't merge pointed-to variables from
3886 the original pointer if the destination is pointing to an
3888 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
3889 (add_pointed_to_var): Do not add a variable to the points-to
3890 set if the pointer is already pointing to anywhere.
3891 (collect_points_to_info_r): If the defining statement is a PHI
3892 node, only merge pointed-to information if the argument has
3893 already been visited.
3894 (get_tmt_for): Only create a new tag if the pointer didn't
3896 (dump_alias_info): Emit more information.
3897 (dump_points_to_info_for): Likewise.
3898 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
3899 try to get the annotation of an SSA_NAME.
3900 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
3901 alias sets when checking is enabled.
3902 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
3903 (eliminate): Mark basic blocks that will need
3904 EH information cleaned up.
3905 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
3907 Initialize need_eh_cleanup.
3908 (fini_pre): Call tree_purge_all_dead_eh_edges and
3909 cleanup_tree_cfg if needed.
3910 Free need_eh_cleanup.
3911 * tree-ssa.c (verify_ssa_name): New function.
3912 (verify_def): Call it.
3913 Re-arrange to avoid printing too many error messages.
3914 (verify_use): Likewise.
3915 (verify_phi_args): Likewise.
3916 (verify_flow_insensitive_alias_info): New function.
3917 (verify_flow_sensitive_alias_info): New function.
3918 (verify_alias_info): New function.
3919 (verify_ssa): Call verify_alias_info.
3920 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
3922 Re-arrange to avoid printing too many error messages.
3923 * tree-ssanames.c (make_ssa_name): Clear
3924 SSA_NAME_IN_FREE_LIST.
3925 (release_ssa_name): Never release a default definition.
3926 (release_defs): New function.
3927 * tree.h: Declare it.
3928 * tree-ssa-dce.c (remove_dead_stmt): Call it.
3930 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3932 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
3933 If true, do a depth-first search. Do a breadht-first search,
3935 (walk_use_def_chains): Add new argument IS_DFS.
3937 * tree-flow.h (walk_use_def_chains): Update prototype.
3939 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
3941 * config/cris/cris.md: Tweak formatting.
3942 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
3943 (mover2side, moverside, movemside, movei, op3, andu): Replace
3944 live define_peephole:s with define_peephole2 near-equivalents.
3946 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
3948 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3949 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
3950 "*mov_sidesi_mem" respectively.
3952 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3954 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
3955 (gimplify_build1): Move from tree-complex.c do_unop.
3956 (gimplify_build2): Move from tree-complex.c do_binop.
3957 (gimplify_build3): New.
3958 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
3959 Adjust throughout to call the functions above.
3960 * tree-flow.h: Declare the functions above.
3961 * tree-nested.c (gimplify_val): Rename to...
3962 (tsi_gimplify_val): ... this.
3964 * Makefile.in (tree_complex.o): Update dependencies.
3965 (stor-layout.o): Depend on regs.h.
3966 * c-common.c (handle_vector_size_attribute): Update for
3967 vector types without corresponding vector modes.
3968 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
3969 a corresponding vector mode is not available.
3970 * print-tree.c (print_node): Print nunits for vector types
3971 * regclass.c (have_regs_of_mode): New.
3972 (init_reg_sets_1): Initialize it and use it instead
3973 of allocatable_regs_of_mode.
3974 * regs.h (have_regs_of_mode): Declare it.
3975 * stor-layout.c (layout_type): Pick a mode for vector types.
3976 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
3977 build_replicated_const, do_unop, do_binop, do_plus_minus,
3978 do_negate, expand_vector_piecewise, expand_vector_parallel,
3979 expand_vector_addition, expand_vector_operations_1,
3980 expand_vector_operations, tree_lower_operations,
3981 pass_lower_vector_ssa, pass_pre_expand): New.
3982 (expand_complex_operations, pass_lower_complex): Remove.
3983 * tree-optimize.c (init_tree_optimization_passes): Adjust
3984 pass ordering for changes in tree-complex.c.
3985 * tree-pass.h: Declare new passes.
3986 * tree.c (finish_vector_type): Remove.
3987 (make_vector_type): New.
3988 (build_vector_type_for_mode, build_vector_type): Rewritten.
3989 * tree.def (VECTOR_TYPE): Document where the number of
3991 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
3992 (make_vector): Remove declaration.
3994 2004-07-21 Richard Henderson <rth@redhat.com>
3996 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
3997 TREE_THIS_VOLATILE, may_aliases, or optimization level.
3998 (remove_useless_vars): Dump debugging info.
3999 (expand_used_vars): Move ...
4000 * cfgexpand.c (expand_used_vars): ... here. Make static.
4001 * tree-flow-inline.h (set_is_used): New.
4002 (set_default_def): Use get_var_ann.
4003 * tree-flow.h: Update decls.
4004 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
4005 (create_ssa_var_map): Use it.
4006 * tree-ssa.c (set_is_used): Remove.
4008 2004-07-22 Ben Elliston <bje@au.ibm.com>
4010 * gdbinit.in: Set a breakpoint on internal_error.
4012 2004-07-21 Richard Henderson <rth@redhat.com>
4014 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
4015 to create a new basic block.
4017 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
4020 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
4021 return type on function definitions. Move other warnings for
4022 qualified return type to -Wreturn-type. Do not condition any such
4023 warnings on -pedantic. Update comments.
4024 (start_function): Only copy function type from previous prototype
4025 declaration if return types are compatible.
4026 * c-typeck.c (function_types_compatible_p): Don't condition
4027 warning for incompatibility of volatile qualifiers on the return
4028 type on -pedantic. Update comment.
4029 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
4031 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
4033 * c-typeck.c (set_init_index): Require designator to be of integer
4036 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
4039 * c-parse.in (init): Change to exprtype.
4040 (primary): Set original_code for STRING to STRING_CST.
4041 Call maybe_warn_string_init for compound literals.
4042 (initdcl, notype_initdcl): Call maybe_warn_string_init.
4044 * c-tree.h (maybe_warn_string_init): New.
4045 (pop_init_level, process_init_element): Use struct c_expr.
4046 (struct c_expr): Update comment.
4047 * c-typeck.c (maybe_warn_string_init): New function.
4048 (digest_init): Call it. Additional parameter strict_string. All
4050 (output_init_element): Likewise.
4051 (struct constructor_stack): Use struct c_expr for
4053 (really_start_incremental_init, push_init_level): Update.
4054 (pop_init_level): Update. Return struct c_expr.
4055 (process_init_level): Update. Take struct c_expr argument.
4057 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
4059 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
4062 2004-07-21 Eric Christopher <echristo@redhat.com>
4064 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
4066 * c-decl.c (pop_scope): Ditto.
4067 * calls.c (expand_call): Remove call to current_nesting_level,
4068 update comment accordingly. Remove calls to expand_start_target_temps
4069 and expand_end_target_temps.
4070 * cfgexpand.c (construct_init_block): Remove call to
4071 expand_start_bindings_and_block.
4072 (construct_exit_block): Remove call to expand_end_bindings.
4073 * expr.c (safe_from_p): Remove BIND_EXPR handling.
4074 (expand_expr_real_1): Ditto. Fix formatting.
4075 (expand_vars): Delete.
4076 * stmt.c (POPSTACK): Remove block_stack.
4077 (stmt_status): Remove x_block_stack.
4078 (block_stack): Delete.
4079 (expand_start_bindings_and_block): Ditto.
4080 (expand_start_target_temps): Ditto.
4081 (expand_end_target_temps): Ditto.
4082 (current_nesting_level): Ditto.
4083 (warn_about_unused_variables): Ditto.
4084 (expand_end_bindings): Ditto.
4085 * tree.h: Remove declarations for above.
4087 2004-07-21 Steven Bosscher <stevenb@suse.de>
4089 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
4090 * rtl.c (note_insn_name): Likewise.
4091 * print-rtl.c (print_rtx): Don't print it.
4092 * cfgrtl.h (can_delete_note_p): Don't handle it.
4093 (rtl_delete_block): Likewise.
4094 * passes.c (rest_of_handle_guess_branch_prob): Remove.
4095 (rest_of_compilation): Don't call it.
4096 * predict.c (process_note_predictions, process_note_prediction,
4097 note_prediction_to_br_prob): Remove.
4098 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
4099 * stmt.c (return_prediction): Remove.
4100 (expand_value_return): Don't call it. Don't add prediction
4101 notes for return statements.
4103 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
4105 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
4108 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
4110 * c-common.c (vector_types_convertible_p): Use vector types'
4111 TYPE_SIZE and TREE_TYPE instead of their mode.
4112 * convert.c (convert_to_integer): Likewise.
4113 (convert_to_vector): Likewise.
4114 * fold-const.c (fold_convert): Likewise.
4115 * varasm.c (output_constant): Likewise.
4116 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
4117 Allow a VECTOR_TYPE initializer to be made of several vectors.
4118 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
4119 of cleared and need_to_clear, and use fold_convert.
4120 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
4123 2004-07-20 Richard Henderson <rth@redhat.com>
4125 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
4126 (expand_gimple_basic_block): out from here. Renamed from expand_block.
4128 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
4130 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
4131 enormous cost if not TARGET_HARD_MUL.
4133 2004-07-20 Andrew Pinski <apinski@apple.com>
4136 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
4139 2004-07-21 Paul brook <paul@codesourcery.com>
4141 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
4143 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4145 * fold-const.c (operand_equal_p): Temporarily support NULL args.
4146 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
4147 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
4149 2004-07-20 Zack Weinberg <zack@codesourcery.com>
4151 * rtl.h (plus_constant): Delete.
4152 (plus_constant_wide): Rename to plus_constant.
4153 (plus_constant_for_output_wide): Delete vestigial prototype.
4154 (GEN_INT): Remove unnecessary cast.
4155 * tree.h (build_int_2, size_int_type): Delete.
4156 (build_int_2_wide): Rename to build_int_2.
4157 (size_int_wide): Rename to size_int_kind.
4158 (size_int_type_wide): Rename to size_int_type.
4159 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
4160 Remove unnecessary cast.
4161 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
4162 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
4163 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
4164 (size_int_type_wide): Rename size_int_type.
4165 (int_const_binop): Use size_int_type.
4166 * c-lex.c (interpret_integer): Use build_int_2.
4167 * final.c (split_double): Remove unnecessary casts.
4168 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
4170 2004-07-20 Richard Henderson <rth@redhat.com>
4172 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
4173 (gimplify_compound_lval): Use is_gimple_tmp_reg.
4174 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
4175 (is_gimple_tmp_reg): New.
4176 * tree-gimple.h (is_gimple_tmp_reg): Declare.
4178 2004-07-20 Richard Henderson <rth@redhat.com>
4180 * tree-pretty-print.c (dump_generic_node): Dump
4181 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
4183 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
4185 * tree-mudflap.c (mf_set_options_fndecl): New tree.
4186 (mudflap_init): Set it.
4187 (mudflap_register_call): Remove __mf_init call.
4188 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
4189 to pass "-ignore-reads" option to libmudflap if needed.
4191 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
4194 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
4195 (MAKE_DECL_ONE_ONLY): Undefine.
4196 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
4197 readonly_data, one_only_data_section, forget_section): New prototypes.
4198 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
4200 (pa_select_section): Add one-only (COMDAT) support.
4201 * pa.h (struct machine_function): Define.
4202 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
4203 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
4204 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
4205 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
4206 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
4207 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
4208 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
4209 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
4210 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
4211 for EXTRA_SECTION_FUNCTIONS.
4212 * doc/install.texi: Update binutils requirements.
4214 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
4216 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
4217 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
4218 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
4220 (struct VEC): Use unsigned for num and alloc.
4221 * vec.c (struct vec_prefix): Likewise.
4222 (vec_o_reserve): Adjust.
4224 * dbxout.c (dbxout_type): Fix printf format.
4226 * tree.h (binfo_member): Remove.
4227 * tree.c (binfo_member): Remove.
4229 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
4231 * tree.h: Include vec.h
4232 (DEF_VEC_P(tree)): New type.
4233 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
4234 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
4235 (BINFO_LANG_SLOT): Remove.
4236 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
4237 (struct tree_binfo): Turn base_binfos into a trailing
4238 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
4239 (binfo_lang_slots): Remove.
4240 * tree.c (binfo_lang_slots): Remove.
4241 (make_tree_binfo_stat): Take a base binfo count, not a
4242 lang slot count. Adjust.
4243 * Makefile.in (TREE_H): Add vec.h
4244 * alias.c (record_component_aliases): Adjust BINFO access.
4245 * dbxout.c (dbxout_type): Likewise.
4246 * dwarf2out.c (gen_member_die): Likewise.
4247 * sdbout.c (sdbout_one_type): Likewise.
4248 * tree-dump.c (deque_and_dump): Likewise.
4249 * config/i386/i386.c (classify_argument,
4250 contains_128bit_aligned_vector_p): Likewise.
4251 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
4252 * doc/c-tree.texi (Classes): Update BINFO documentation.
4254 2004-07-20 Steven Bosscher <stevenb@suse.de>
4256 * c-common.h (check_case_value): Remove prototype.
4257 (c_add_case_label): Adjust prototype.
4258 * c-common.c (check_case_value): Make static.
4259 (check_case_bounds): New function.
4260 (c_add_case_label): Use it. Take new argument orig_type.
4261 * c-typeck.c (struct c_switch): New orig_type field.
4262 (c_start_case): Set it.
4263 (do_case): Pass it to c_add_case_label.
4264 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
4265 cases from here. Add the labels in reverse order.
4266 * stmt.c (struct case_node): Adjust comment. Remove balance field.
4267 (add_case_node): Return nothing, don't check for duplicate cases.
4268 Insert new case nodes in a list, not in an AVL tree.
4269 (expand_end_case_type): Don't turn a case tree into a case list.
4270 (case_tree2list): Remove.
4271 * tree.h (add_case_node): Adjust prototype.
4273 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
4275 * genattr.c (struct range, struct function_unit,
4276 write_units, extend_range, init_range): Remove them.
4277 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
4278 Output "#define INSN_SCHEDULING" here.
4279 * genattrtab.c (struct range, struct function_unit_op,
4280 struct function_unit, struct dimension, enum operator,
4281 operate_exp, expand_units, simplify_knowing,
4282 encode_units_mask, simplify_by_exploding,
4283 find_and_mark_used_attributes, unmark_used_attributes,
4284 add_values_to_cover, increment_current_value,
4285 test_for_current_value, simplify_with_current_value,
4286 simplify_with_current_value_aux, gen_unit,
4287 write_unit_name, write_function_unit_info,
4288 write_complex_function, write_toplevel_expr,
4289 find_single_value, extend_range): Remove.
4290 (write_attr_get): Do not handle common_av->value
4292 (struct attr_desc): Remove func_units_p and blockage_p.
4293 (write_attr_valueq): Do not handle them.
4294 (find_attr): Do not clear them.
4295 (make_internal_attr): Do not initialize them.
4296 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
4297 * sched-vis.c (init_target_units, insn_print_units,
4298 init_block_visualization, print_block_visualization,
4299 visualize_scheduled_insns, visualize_no_unit,
4300 visualize_stall_cycles, visualize_alloc,
4301 visualize_free, target_units, get_visual_tbl_length,
4302 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
4303 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
4304 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
4305 * haifa-sched.c (blockage_range, clear_units,
4306 schedule_unit, actual_hazard, potential_hazard,
4307 insn_unit, unit_last_insn, unit_tick,
4308 actual_hazard_this_instance, potential_hazard,
4309 schedule_unit, max_insn_queue_index_value): Remove.
4310 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
4311 max_insn_queue_index.
4312 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
4313 * doc/md.texi (Processor pipeline description): Remove
4314 references to old pipeline descriptions.
4315 (Automaton pipeline description): Merge with the above.
4316 (Old pipeline description, Comparison of the two descriptions):
4319 * bt-load.c (migrate_btr_def): Remove references to
4320 use_pipeline_interface.
4321 * haifa-sched.c (insn_cost, schedule_insn,
4322 schedule_block, advance_one_cycle, sched_init,
4323 queue_to_ready, sched_finish): Likewise.
4324 * modulo-sched.c (sms_schedule, advance_one_cycle,
4325 ps_has_conflicts): Likewise.
4326 * sched-rgn.c (init_ready): Likewise.
4327 (debug_dependencies): Likewise, and remove an "if (1)".
4328 * target.h (use_dfa_pipeline_interface): Remove.
4329 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4330 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4331 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4332 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4333 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4334 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4335 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4336 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4337 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4338 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4339 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4340 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4341 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4342 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4343 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4344 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4345 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4346 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4347 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
4349 2004-07-19 Roger Sayle <roger@eyesopen.com>
4351 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
4353 2004-07-19 Jeff Law <law@redhat.com>
4355 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
4356 (get_eq_expr_value): Use it. Simplify slightly.
4358 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
4360 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
4361 (umulsidi3_32bit_r4000): Likewise.
4363 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
4365 * vec.h: Propagate location information properly.
4366 (VEC_T_iterate): Add result pointer parameter.
4368 (VEC_T_reserve): Use it.
4370 2004-07-19 Daniel Jacobowitz <dan@debian.org>
4372 * Makefile.in (c-format.o): Depend on c-format.h.
4373 * c-format.h: New file.
4374 (struct format_char_info): Add CHAIN member.
4375 * c-format.c: Move some types and constants to c-format.h.
4376 (format_type_error): Set to -1.
4377 (struct function_format_info): Use an int for format_type.
4378 (decode_format_type): Return an int. Return format_type_error
4380 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
4381 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
4382 (scan_char_table, time_char_table, monetary_char_table): Initialize
4384 (n_format_types): New variable.
4385 (check_format_info_main): Handle CHAIN in format_char_info.
4386 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
4387 TARGET_N_FORMAT_TYPES.
4388 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
4389 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
4390 * config/sol2-c.c: New file.
4391 * config/t-sol2: New file.
4392 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
4393 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
4394 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
4396 * doc/extend.texi (Target Format Checks): New section.
4397 (Function Attributes): Mention it.
4398 * doc/invoke.texi: Mention target format checks.
4399 * doc/sourcebuild.texi: Mention target format checks.
4400 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
4401 TARGET_FORMAT_TYPES.
4403 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
4405 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
4407 * config/s390/s390.c (regclass_map initializer): Register 35 added to
4409 (load_multiple_operation, store_multiple_operation): Removed
4410 pointless sanity check.
4411 (s390_decompose_address): Added check for return_address_pointer_rtx.
4412 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
4413 (s390_return_address_offset): New function.
4414 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
4415 (FRAME_REGNO_P): Added check for register 35.
4416 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4417 REG_ALLOC_ORDER): Appended entry for register 35.
4418 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
4419 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
4420 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
4421 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
4422 is eliminable using stack pointer or hard frame pointer.
4423 (REGISTER_NAMES): Added name for register 35.
4424 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
4425 pointless sanity check.
4427 2004-07-19 Roger Sayle <roger@eyesopen.com>
4429 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
4430 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
4431 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
4432 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
4433 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
4434 (fold_relational_const): Tidy up handling of floating point
4435 comparisons by calling real_compare. Remove tree_expr_nonzero_p
4436 transformation; fold_relational_const assumes constant operands.
4438 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
4440 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
4443 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
4445 * c-tree.h (struct c_expr): Define.
4446 (C_SET_EXP_ORIGINAL_CODE): Remove.
4447 (parser_build_binary_op, build_compound_expr): Update prototypes.
4448 * c-parse.in (%union): Add exprtype.
4449 (FUNC_NAME): Mark as ttype.
4450 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
4452 (expr): Update. Define directly in terms of expr_no_commas
4453 instead of using nonnull_exprlist.
4454 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
4455 offsetof_member_designator, typespec_nonreserved_nonattr, init,
4456 initval, designator, component_declarator,
4457 component_notype_declarator, enumerator, array_declarator,
4458 condition, exexpr, switch_statement, stmt_nocomp, stmt,
4459 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
4460 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
4462 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
4463 * c-common.c (c_common_truthvalue_conversion): Don't check
4464 C_EXP_ORIGINAL_CODE.
4465 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
4466 Don't use C_EXP_ORIGINAL_CODE.
4467 (default_conversion, default_function_array_conversion): Don't use
4468 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
4469 (internal_build_compound_expr): Merge into build_compound_expr.
4470 (build_compound_expr): Take two operands instead of a TREE_LIST.
4471 * objc/objc-act.c (get_super_receiver): Update calls to
4472 build_compound_expr.
4474 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
4476 * config/sh/sh.c (sh_use_dfa_interface): Remove.
4477 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
4479 * config/sh/sh.md: Extract pipeline descriptions
4480 into separate files.
4481 * config/sh/sh1.md: New file, extracted from sh.md.
4482 * config/sh/sh4.md: New file, extracted from sh.md.
4483 * config/sh/shmedia.md: New file, extracted from sh.md
4484 and rewritten using new-style pipeline description.
4486 2004-07-18 Zack Weinberg <zack@codesourcery.com>
4488 * config/pa/pa.md: Delete the two remaining define_peephole
4491 2004-07-18 Steven Bosscher <stevenb@suse.de>
4492 Joseph S. Myers <jsm@polyomino.org.uk>
4494 * c-common.c (c_common_truthvalue_conversion): Don't warn if
4495 TREE_NO_WARNING is set.
4497 2004-07-18 Roger Sayle <roger@eyesopen.com>
4499 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
4500 simplify_builtin_strncmp): Delete.
4501 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
4502 Change argument to accept an arglist instead of an "exp". Assume
4503 that the return type is always integer_type_node. Copy missing
4504 transformations from their now obsolete simplify_builtin_*
4506 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
4507 fold_builtin_strcmp and fold_builtin_strncmp.
4508 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
4509 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
4510 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
4512 2004-07-18 Daniel Jacobowitz <dan@debian.org>
4514 * Makefile.in (tree-alias-common.o): Update dependencies.
4516 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
4518 * cfgloop.c (flow_loop_nested_p): Fix comment.
4520 2004-07-17 Jason Merrill <jason@redhat.com>
4523 * stor-layout.c (relayout_decl): New fn.
4524 * tree.h: Declare it.
4525 (DECL_BY_REFERENCE): New macro.
4527 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
4529 * libgcc2.c (__enable_execute_stack): New symbol.
4530 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
4531 and declare __enable_execute_stack.
4532 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
4533 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
4534 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4535 ENABLE_EXECUTE_STACK.
4536 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
4537 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4538 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4539 ENABLE_EXECUTE_STACK.
4540 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4541 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
4542 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4543 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
4544 ENABLE_EXECUTE_STACK.
4545 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4546 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4547 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4548 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
4549 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
4550 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
4551 (sparc64_initialize_trampoline): Likewise.
4552 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
4554 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
4556 * langhooks.h (builtin_function): New langhook.
4557 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
4558 (LANG_HOOKS_INITIALIZER): Update.
4559 * tree.h (builtin_function): Remove.
4560 * doc/tm.texi: Update.
4561 * c-tree.h (builtin_function): Declare.
4562 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
4563 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
4564 config/ia64/ia64.c, config/iq2000/iq2000.c,
4565 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
4566 config/stormy16/stormy16.c: All callers of builtin_function
4569 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
4572 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4573 Remove white space after the backslash.
4575 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4577 PR rtl-optimization/16294
4578 * resource.c (return_insn_p): New predicate.
4579 (mark_target_live_regs): Use it. Special-case return insns.
4580 (init_resource_info): Use it. Don't scan the epilogue past
4583 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4585 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
4586 destroy dominance information.
4587 * passes.c (rest_of_handle_loop2): Free dominance information.
4588 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
4590 (thread_jumps): Update dominance information and remove unreachable
4592 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
4593 information and remove the unreachable block.
4595 2004-07-17 Graham Stott <graham.stott@btinternet.com>
4597 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
4599 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
4601 * doc/sourcebuild.texi: Remove libf2c entry.
4603 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
4605 * config/i386/i386.md (movv16qi_internal): Fix typo.
4607 2004-07-17 Steven Bosscher <stevenb@suse.de>
4609 * final.c (final_scan_insn): Fix broken commit from previous
4612 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
4614 * c-typeck.c (parser_build_binary_op): Condition warnings for
4615 X<=Y<=Z on -Wparentheses instead of -Wextra.
4616 * doc/invoke.texi: Update. Document that most of -Wparentheses is
4617 supported for C only.
4619 2004-07-17 Steven Bosscher <stevenb@suse.de>
4621 * cfgcleanup.c (try_simplify_condjump): Don't remove line
4622 notes to avoid unreachable code warnings.
4623 * toplev.c (backend_init): Don't emit line notes for
4624 unreachable code warnings.
4626 * combine.c (distribute_notes): Don't distribute a
4627 REG_VTABLE_REF note.
4628 * final.c (final_scan_insn): Don't handle it.
4629 * rtl.c (reg_note_name): Remove it.
4630 * rtl.h (enum reg_node): Dito.
4632 * emit-rtl.c (force_line_numbers, restore_line_number_status):
4634 * rtl.h (force_line_numbers, restore_line_number_status):
4637 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
4638 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
4639 (using_eh_for_cleanups): Also moved here.
4641 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
4642 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
4643 to expand_start_case and add_case_node.
4644 * stmt.c (struct nesting): Cleanup unused fields condition_code,
4645 last_unconditional_cleanup, nominal_type, printname, and
4647 (struct fixup_goto): Remove.
4648 (struct stmt_status): Remove x_goto_fixup_chain field.
4649 (goto_fixup_chain): Remove.
4650 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
4651 pushcase, pushcase_range): Remove.
4652 (expand_start_bindings_and_block): Don't set unused fields in
4654 (expand_start_case, add_case_node): Cleanup unused formal arguments.
4655 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
4656 instead of emit_jump_if_reachable.
4657 (emit_case_nodes): Likewise.
4658 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
4660 (update_eh_label): Work around left-over exception handing regions.
4661 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
4662 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
4663 (pass_cleanup_cfg_post_optimizing): New pass.
4664 (init_tree_optimization_passes): Run the new pass after all
4666 * tree.h (pushcase, pushcase_range): Remove prototypes.
4667 (expand_start_case, add_case_node): Update prototypes.
4669 2004-07-16 Krister Walfridsson <cato@df.lth.se>
4671 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
4673 2004-07-16 Richard Henderson <rth@redhat.com>
4675 * builtins.c (std_expand_builtin_va_arg): Remove.
4676 (expand_builtin_va_arg): Remove.
4677 * expr.h: Don't declare them.
4678 * gimplify.c (mark_decls_volatile_r): Remove.
4679 (copy_if_shared_r): Don't call it.
4680 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
4681 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
4682 * gimple-low.c (lower_stmt): Likewise.
4683 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
4684 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
4685 * tree-ssa-operands.c (get_expr_operands): Likewise.
4686 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
4687 EXPAND_BUILTIN_VA_ARG.
4688 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
4689 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
4690 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
4691 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4693 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4695 * tree-ssa-pre.c (insert_aux): Break out if we hit
4698 2004-07-16 Richard Henderson <rth@redhat.com>
4700 * basic-block.h (remove_fake_exit_edges): Declare.
4701 * cfganal.c (remove_fake_predecessors): Rename from
4702 remove_fake_successors; iterate over predecessors.
4703 (remove_fake_exit_edges): New.
4704 * cfgcleanup.c (try_optimize_cfg): Use it.
4705 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
4706 * predict.c (estimate_probability): Likewise.
4707 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
4708 * tree-cfg.c (make_edges): Likewise.
4709 * tree-ssa-pre.c (fini_pre): Likewise.
4710 * profile.c (instrument_edges): Don't remove_fake_edges.
4711 (branch_prob): Do it earlier here.
4713 2004-07-16 Richard Henderson <rth@redhat.com>
4715 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
4716 switchification wrt CONSTRUCTOR. Document the reason.
4718 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
4720 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
4721 that prevented descriptive __mf_check source location strings.
4723 2004-07-16 Richard Henderson <rth@redhat.com>
4725 * tree-def (WITH_SIZE_EXPR): New.
4726 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
4727 * expr.c (expand_expr_real_1): Likewise.
4728 * gimplify.c (maybe_with_size_expr): New.
4729 (gimplify_arg, gimplify_modify_expr): Use it.
4730 (gimplify_modify_expr_to_memcpy): Take size parameter.
4731 (gimplify_modify_expr_to_memset): Likewise.
4732 (gimplify_expr): Handle WITH_SIZE_EXPR.
4733 * tree-alias-common.c (find_func_aliases): Likewise.
4734 * tree-eh.c (tree_could_trap_p): Likewise.
4735 (tree_could_throw_p): Likewise.
4736 * tree-gimple.c (is_gimple_lvalue): Likewise.
4737 (get_call_expr_in): Likewise.
4738 * tree-inline.c (estimate_num_insns_1): Likewise.
4739 (expand_calls_inline): Likewise.
4740 * tree-nested.c (convert_call_expr): Likewise.
4741 * tree-pretty-print.c (dump_generic_node): Likewise.
4742 * tree-sra.c (sra_walk_expr): Likewise.
4743 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4744 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
4745 * tree-ssa-operands.c (get_expr_operands): Likewise.
4746 * tree-tailcall.c (find_tail_calls): Likewise.
4748 * calls.c (expand_call): Reset old_stack_allocated after
4749 calling emit_stack_restore.
4751 2004-07-16 Richard Henderson <rth@redhat.com>
4753 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
4754 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4755 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
4756 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4757 copy_res_decl_for_inlining.
4759 * tree-inline.c (declare_return_variable): New modify_dest argument.
4760 Use it as the return value, when possible or manditory. Handle
4761 TREE_ADDRESSABLE types.
4762 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
4763 replacement of CALL_EXPR.
4765 2004-07-16 Richard Henderson <rth@redhat.com>
4767 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
4768 * gimple-low.c (expand_var_p): Don't check it.
4769 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
4770 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
4771 * tree-ssa-operands.c (add_stmt_operand): Likewise.
4772 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
4773 (find_referenced_vars): Don't call them.
4774 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
4776 2004-07-16 Richard Henderson <rth@redhat.com>
4778 * function.c (pass_by_reference): True for all variable sized types.
4780 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
4782 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
4783 * tree-pretty-print.c: Include tree-chrec.h.
4784 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
4785 and POLYNOMIAL_CHREC nodes.
4787 2004-07-16 Steve Ellcey <sje@cup.hp.com>
4789 * builtins.c (expand_builtin_stpcpy): Do not create temporary
4792 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4794 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
4796 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
4798 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
4800 * config/s390/s390.c: Likewise.
4801 * config/s390/s390.h: Likewise.
4803 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4805 * config/mips/mips.md (addsi3, adddi3): Remove special handling
4806 of $sp adds. Remove REGNO checks from mips16 patterns.
4808 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4810 * config/mips/mips.md: Delete outdated comment.
4812 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4814 * config/mips/mips.c (get_float_compare_codes): Delete.
4815 (mips_emit_compare): New function, mostly extracted from
4816 get_float_compare_codes and gen_conditional_branch.
4817 (gen_conditional_branch, gen_conditional_move): Use it.
4819 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
4821 * genautomata.c (add_vect): Speedup by using integers as
4822 bit-vectors for walking through the comb_vect and finding
4825 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4827 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
4828 operand is an uns_arith_operand; use subtraction otherwise.
4829 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
4830 not just arith_operands.
4832 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4834 * config/mips/mips-protos.h (gen_int_relational): Delete.
4835 (mips_emit_scc): Declare.
4836 * config/mips/mips.c (internal_test): Delete.
4837 (sle_operand, sleu_operand): New functions.
4838 (map_test_to_internal_test, gen_int_relational): Delete.
4839 (mips_emit_binary, mips_relational_operand_ok_p)
4840 (mips_emit_int_relational, mips_zero_if_equal)
4841 (mips_emit_scc): New functions.
4842 (gen_conditional_branch): Rework to use mips_emit_int_relational.
4843 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
4845 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4846 (sltu, sleu): Use mips_emit_scc.
4847 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
4848 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
4849 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
4851 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4853 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
4855 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4857 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
4858 (*sne_[sd]i): Likewise sne_[sd]i_zero.
4859 (*sgt_[sd]i): ...and sgt_[sd]i.
4860 (*slt_[sd]i): ...and slt_[sd]i.
4861 (*sgtu_[sd]i): ...and sgtu_[sd]i.
4862 (*sltu_[sd]i): ...and sltu_[sd]i.
4863 (*sleu_[sd]i): ...and sleu_[sd]i_const.
4864 Name previously unnamed mips16 patterns. Formatting fixes.
4866 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4868 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
4869 (branch_type): Delete.
4870 (gen_conditional_branch, gen_conditional_move)
4871 (mips_gen_conditional_trap): Update after name change. Get the
4872 comparison mode from cmp_operands[0].
4873 * config/mips/mips.h (cmp_type, branch_type): Delete.
4874 (cmp_operands): Renamed from branch_cmp.
4875 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
4876 name change. Don't set branch_type.
4877 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
4878 mode class of cmp_operands[0] rather than branch_type. Update after
4881 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4883 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
4884 of 0...255 to 0 when inside a SET.
4886 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
4888 * config/mips/mips.md: Remove mips16 define_peepholes.
4890 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4892 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
4893 (fini_pre): Remove fake edges.
4895 2004-07-15 Richard Henderson <rth@redhat.com>
4897 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
4898 (get_indirect_ref_operands, get_call_expr_operands): ... these.
4900 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4902 * vec.h (VEC_address): New function.
4904 2004-07-14 Jason Merrill <jason@redhat.com>
4907 * gimplify.c (gimplify_arg): New fn, split out from...
4908 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
4910 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4912 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
4913 generate code which is generated by pushqi1 now
4914 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
4916 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4918 * combine.c (simplify_set): match the mode of the constant 0 with
4919 the tested operand to match the compare behaviour and the
4920 simplify_relational_operation() expectation.
4922 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4924 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
4927 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4929 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
4931 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
4933 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4935 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
4936 calls in mips16 code.
4938 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4940 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
4941 the destination of the li as well as for the neg.
4943 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
4946 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
4947 * cgraph.h: Update declaration.
4948 * c-decl.c (build_cdtor): Update call with default priority.
4949 * coverage.c (create_coverage): Ditto.
4950 * tree-mudflap.c (mf_init_fndecl): New tree.
4951 (mudflap_init): Set it.
4952 (mudflap_register_call): Arrange to call __mf_init before the first
4954 (mudflap_finish_file): Mark the mudflap static initializer as extra
4955 high priority, to beat all C++ static constructors.
4957 2004-07-15 Jeff Law <law@redhat.com>
4959 * loop.c (check_insn_for_givs): Restore check for code labels that was
4960 accidentally deleted by a recent checkin.
4962 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4964 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
4965 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
4967 2004-07-14 Richard Henderson <rth@redhat.com>
4969 * print-tree.c (print_node): Fix casts last change.
4971 2004-07-15 Paul Brook <paul@codesourcery.com>
4973 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
4974 to TARGET_UNWIND_INFO.
4975 * except.c (output_function_exception_table): Ditto.
4977 * opts.c (decode_options): Ditto.
4978 * passes.c (rest_of_handle_final): Ditto.
4979 * final.c (final_start_function): Ditto.
4980 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
4982 * targhooks.h (default_unwind_emit): Declare.
4983 * targhooks.c (default_unwind_emit): New function.
4984 * target-def.h: Define and use TARGET_UNWIND_EMIT.
4985 * target.h (struct gcc_target): Add unwind_emit.
4986 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
4987 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
4988 Remove IA64_UNWIND_EMIT.
4989 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
4991 2004-07-14 Richard Henderson <rth@redhat.com>
4993 * print-tree.c (print_node): Handle SSA_NAME.
4995 2004-07-14 James E Wilson <wilson@specifixinc.com>
4998 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
4999 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
5001 2004-07-15 Jakub Jelinek <jakub@redhat.com>
5003 * expr.c (expand_assignment): Reenable bitfield += optimizations.
5004 Use alias set 0 for memory, do proper mode calculations and adjust
5005 address for memories.
5007 2004-07-14 Per Bothner <per@bothner.com>
5009 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
5010 structure with extra column field.
5011 * tree.c (expand_location): Also fill in column field.
5012 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
5013 gets confused by the two conditionally-compiled definitions.
5015 2004-07-14 Eric Christopher <echristo@redhat.com>
5017 * calls.c (expand_call): Fix typo in comment.
5019 2004-07-14 Steve Ellcey <sje@cup.hp.com>
5021 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
5022 comparision of TFmode.
5024 2004-07-14 Richard Henderson <rth@redhat.com>
5026 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
5027 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
5028 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
5029 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5030 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5031 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5032 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5033 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5034 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5036 2004-07-14 Mike Stump <mrs@apple.com>
5038 * config/darwin.h (WINT_TYPE): Define to be int to match
5039 system header files.
5041 2004-07-14 Bob Wilson <bob.wilson@acm.org>
5043 * config/xtensa/xtensa.c (function_arg_advance): Check for args
5044 that must be passed in the stack.
5045 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
5046 arguments if the size is not a constant.
5048 2004-07-14 Per Bothner <per@bothner.com>
5050 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
5051 instead of EXPR_LOCUS in a boolean context, which is always true
5052 if --enable-mapped-location.
5053 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
5055 2004-07-14 Richard Henderson <rth@redhat.com>
5057 * dominance.c (struct dom_info): Add fake_exit_edge.
5058 (init_dom_info): Allocate it.
5059 (free_dom_info): Free it.
5060 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
5062 (calc_idoms): Honor fake_exit_edge.
5064 2004-07-13 Jason Merrill <jason@redhat.com>
5066 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
5067 (rhs_test_for): New fn.
5068 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
5069 * tree-gimple.h: Declare them.
5070 * gimplify.c (gimplify_modify_expr): Use the new fns.
5072 2004-07-14 Richard Henderson <rth@redhat.com>
5074 * config/arm/arm-protos.h (arm_va_arg): Remove.
5075 * config/arm/arm.c (arm_va_arg): Remove.
5076 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
5077 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
5079 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5081 * pa.c (fix_range): New function to mark a range(s) of registers as
5083 (override_options): Call fix_range if the -mfixed-range option string
5085 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
5086 * doc/invoke.texi (-mfixed-range): Document new option.
5088 2004-07-14 David Edelsohn <edelsohn@gnu.org>
5090 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
5092 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
5094 2004-07-14 Roger Sayle <roger@eyesopen.com>
5096 * expmed.c (expand_sdiv_pow2): New function to expand signed division
5097 by a positive power of two, split out from expand_divmod. Provide
5098 an alternate implementation when shifts are expensive. Lower the
5099 threshold for using a branchless implementation to BRANCH_COST >= 2.
5100 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
5102 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5104 * tree-dfa.c (make_rename_temp): *Really* work just
5105 like create_tmp_var if called while outside SSA form.
5107 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5109 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
5110 for division by zero.
5111 ("umodsi3"): Likewise.
5113 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
5115 * config/mips/mips.c (mips_output_move): When generating mips16 code,
5116 force loads of negative constants to be split.
5117 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
5118 Generalize SImode li/neg splitter to cope with other modes.
5120 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5122 * expmed.c: Remove more references to QUEUED in the comments.
5125 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
5128 2004-07-13 Richard Henderson <rth@redhat.com>
5129 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
5132 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5134 * tree-dfa.c (make_rename_temp): Work just like
5135 create_tmp_var if called while outside SSA form.
5137 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
5139 * expr.c (enqueue_insn, finish_expr_for_function,
5140 protect_from_queue, queued_subexp_p, mark_queue,
5141 emit_insns_enqueued_after_mark, emit_queue,
5142 expand_increment): Remove.
5143 (store_constructor): Expand increment as an assignment.
5144 (expand_expr_real_1 <case PREINCREMENT_EXPR,
5145 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
5146 case POSTDECREMENT_EXPR>): Abort.
5147 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
5148 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
5149 protect_from_queue, emit_queue, queued_subexp_p): Remove.
5150 * function.h (pending_chain, x_pending_chain): Remove.
5151 * rtl.def (QUEUED): Remove.
5153 * emit-rtl.c (copy_insn_1, copy_most_rtx,
5154 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
5155 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
5156 encode_units_mask): Likewise.
5157 * local-alloc.c (equiv_init_varies_p): Likewise.
5158 * rtl.c (copy_rtx): Likewise.
5159 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5160 * simplify-rtx.c (simplify_gen_subreg): Likewise.
5161 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
5163 * builtins.c (expand_builtin, expand_builtin_apply,
5164 expand_builtin_mathfn, expand_builtin_mathfn_2,
5165 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
5166 Remove calls to emit_queue and protect_from_queue.
5167 * calls.c (expand_call, precompute_arguments,
5168 precompute_register_parameters, rtx_for_function_call,
5169 store_one_arg): Likewise.
5170 * dojump.c (do_compare_and_jump, do_jump): Likewise.
5171 * explow.c (memory_address): Likewise.
5172 * expmed.c (clear_by_pieces_1, clear_storage,
5173 clear_storage_via_libcall, emit_group_load,
5174 emit_group_store, emit_store_flag,
5175 expand_expr_real_1, store_by_pieces,
5176 store_constructor, store_expr, try_casesi,
5177 try_tablejump): Likewise.
5178 * function.c (expand_pending_sizes): Likewise.
5179 * optabs.c (emit_cmp_and_jump_insns,
5180 emit_conditional_add, emit_conditional_move,
5181 expand_fix, expand_float, prepare_cmp_insn): Likewise.
5182 * stmt.c (emit_case_bit_tests,
5183 expand_asm_expr, expand_computed_goto,
5184 expand_decl_init, expand_end_case_type,
5185 expand_end_stmt_expr, expand_expr_stmt_value,
5186 expand_return, expand_start_case,
5187 optimize_tail_recursion): Likewise.
5188 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5189 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
5191 2004-07-14 Ben Elliston <bje@au.ibm.com>
5193 * vec.h: Comment fix.
5195 2004-07-13 Richard Henderson <rth@redhat.com>
5197 * target.h (struct gcc_target): Add calls.pass_by_reference.
5198 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
5199 * function.c (pass_by_reference): Use the hook.
5200 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
5201 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
5202 (hook_pass_by_reference_must_pass_in_stack): New.
5203 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
5204 (alpha_pass_by_reference): New.
5205 (TARGET_PASS_BY_REFERENCE): New.
5206 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5207 * config/arc/arc.c (arc_pass_by_reference): New.
5208 (TARGET_PASS_BY_REFERENCE): New.
5209 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5210 (FUNCTION_ARG_CALLEE_COPIES): True.
5211 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
5212 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
5213 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
5214 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5215 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5216 * config/cris/cris.c (cris_pass_by_reference): New.
5217 (TARGET_PASS_BY_REFERENCE): New.
5218 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
5219 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
5220 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5221 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
5222 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5223 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
5224 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
5225 (frv_function_arg_pass_by_reference): Remove.
5226 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5227 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
5228 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
5229 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
5230 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5231 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
5232 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
5233 (ia64_pass_by_reference): Rename from
5234 ia64_function_arg_pass_by_reference.
5235 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5236 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5237 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
5238 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
5239 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
5240 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5241 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5242 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
5243 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
5244 (m32r_pass_by_reference): Adjust prototype. Make static.
5245 Handle mode sizes correctly.
5246 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5247 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
5248 (m68hc11_function_arg_pass_by_reference): Remove.
5249 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5250 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5251 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
5252 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5253 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
5254 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
5255 (mips_va_arg): Use pass_by_reference.
5256 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
5257 Handle mode sizes correctly.
5258 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5259 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
5260 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
5261 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
5262 (mmix_pass_by_reference): Rename from
5263 mmix_function_arg_pass_by_reference.
5264 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5265 (FUNCTION_ARG_CALLEE_COPIES): True.
5266 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
5267 (mn10300_pass_by_reference): New.
5268 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5269 (FUNCTION_ARG_CALLEE_COPIES): True.
5270 * config/pa/pa.c (pa_pass_by_reference): New.
5271 (TARGET_PASS_BY_REFERENCE): New.
5272 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5273 (FUNCTION_ARG_CALLEE_COPIES): True.
5274 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
5275 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
5276 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
5277 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5278 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
5279 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
5280 (s390_pass_by_reference): Rename from
5281 s390_function_arg_pass_by_reference.
5282 (s390_function_arg_advance): Don't query pass-by-ref.
5283 (s390_function_arg): Likewise.
5284 (s390_gimplify_va_arg): Use pass_by_reference.
5285 (s390_call_saved_register_used): Likewise.
5286 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5287 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
5288 (shcompact_byref, sh_pass_by_reference): New.
5289 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5290 (SHCOMPACT_BYREF): Remove.
5291 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
5292 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
5293 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
5294 (sparc_gimplify_va_arg): Use pass_by_reference.
5295 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5296 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5297 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
5298 (v850_pass_by_reference): New.
5299 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5300 (FUNCTION_ARG_CALLEE_COPIES): True.
5301 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
5302 FUNCTION_ARG_PASS_BY_REFERENCE docs.
5304 2004-07-14 Richard Henderson <rth@redhat.com>
5305 Richard Sandiford <rsandifo@redhat.com>
5307 * config/mips/mips-protos.h (mips_va_arg): Delete.
5308 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
5309 * config/mips/mips.c: Include tree-gimple.h.
5310 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
5311 (mips_arg_info): Remove special handling of must_pass_in_stck args.
5312 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
5313 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
5315 2004-07-13 Bob Wilson <bob.wilson@acm.org>
5317 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
5318 arguments for COND_EXPR in big-endian adjustment code.
5320 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5322 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
5323 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
5324 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
5325 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
5327 2004-07-13 Diego Novillo <dnovillo@redhat.com>
5329 PR tree-optimization/16443
5330 * tree-ssa-alias.c: Add more description for
5331 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
5332 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
5333 clobbering of call-clobbered and addressable variables. If
5334 there are any before aliases have been computed, add them.
5336 2004-07-13 Diego Novillo <dnovillo@redhat.com>
5338 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
5341 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
5343 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
5344 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
5347 2004-07-13 Per Bothner <per@bothner.com>
5349 * collect2.c (main): Handle --no-demangle and --demangle flags.
5351 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
5353 * Makefile.in (OBJS-common): Add tree-data-ref.o.
5354 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
5355 (tree-data-ref.o): New rule.
5356 * lambda.h: New file.
5357 * tree-data-ref.c: New file.
5358 * tree-data-ref.h: New file.
5359 * tree.c (int_cst_value, tree_fold_gcd): New functions.
5360 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
5362 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5365 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
5366 * config/sparc/sparc.c (output_ubranch): New function.
5367 * config/sparc/sparc.md (jump pattern): Use it.
5369 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5372 * config/sparc/sparc.c (output_cbranch): Properly guard
5373 the code handling far branches with TARGET_V9.
5374 * config/sparc/sparc.md (length attribute): Document the
5375 side-effect of having a length greater or equal to 3.
5377 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5378 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
5381 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
5382 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
5384 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5385 Martin Sebor <sebor@roguewave.com>
5388 * doc/invoke.texi (SPARC options): Document -threads
5389 and -pthreads on Solaris.
5391 2004-07-13 Richard Henderson <rth@redhat.com>
5393 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
5395 (ind_gimplify_va_arg_expr): Remove.
5396 * tree.h (ind_gimplify_va_arg_expr): Remove.
5397 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
5398 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
5401 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
5402 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
5403 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
5404 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
5405 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
5407 2004-07-13 Richard Henderson <rth@redhat.com>
5409 * function.c (pass_by_reference): New.
5410 (assign_parm_find_data_types): Use it.
5411 * calls.c (initialize_argument_information): Likewise.
5412 (emit_library_call_value_1): Likewise.
5413 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
5414 * function.h (pass_by_reference): Declare.
5416 2004-07-13 Richard Henderson <rth@redhat.com>
5418 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
5419 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
5420 * expr.h (MUST_PASS_IN_STACK): Remove.
5421 * system.h (MUST_PASS_IN_STACK): Poison.
5422 * tree.h (must_pass_in_stack_var_size): Declare.
5423 (must_pass_in_stack_var_size_or_pad): Declare.
5424 * calls.c (must_pass_in_stack_var_size): New.
5425 (must_pass_in_stack_var_size_or_pad): Rename from
5426 default_must_pass_in_stack.
5427 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
5428 (TARGET_MUST_PASS_IN_STACK): New.
5429 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
5430 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
5431 (TARGET_MUST_PASS_IN_STACK): New.
5432 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
5433 * config/frv/frv.c (frv_must_pass_in_stack): New.
5434 (TARGET_MUST_PASS_IN_STACK): New.
5435 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
5436 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
5437 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
5438 (ix86_must_pass_in_stack): Make static.
5439 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
5440 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
5441 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
5442 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
5443 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
5444 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
5445 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
5446 (mcore_must_pass_on_stack): Remove.
5447 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
5448 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
5449 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
5450 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
5451 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
5452 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
5453 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
5454 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
5455 (TARGET_MUST_PASS_IN_STACK): New.
5456 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
5457 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
5458 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
5459 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
5460 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
5461 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
5462 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
5465 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
5466 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
5467 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
5468 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
5469 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
5470 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
5471 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
5472 config/xtensa/xtensa.c: Use target hook.
5474 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
5476 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
5477 * configure: Rebuilt.
5479 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
5481 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
5482 * config/mips/mips.h (mips_reg_names): Don't declare.
5483 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
5484 (TARGET_NAME_REGS): Delete.
5485 (TARGET_SWITCHES): Remove -mrnames.
5486 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
5487 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
5489 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
5490 (override_options): Remove handling of TARGET_NAME_REGS.
5492 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
5494 * config/mips/mips.h (TARGET_*): Boolify.
5496 2004-07-12 Nick Clifton <nickc@redhat.com>
5498 * config.gcc: Add sh-*-symbianelf target.
5499 * config/sh/sh.c: Add new target macros:
5500 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
5501 TARGET_CXX_IMPORT_EXPORT_CLASS.
5502 (sh_file_start): Create a definition of the .directive section.
5503 (sh_attribute): Add dllimport and dllexport attributes.
5504 * config/sh/symbian-pre.h: New file.
5505 * config/sh/symbian-post.h: New file.
5506 * config/sh/symbian.c: New file. Contains Symbian specific
5508 * config/sh/sh-protos.h: Add prototypes for new functions
5509 provided by symbian.c.
5510 * config/sh/t-symbian: New file.
5511 * doc/extend.texi: Document support for dllimport and dllexport
5512 attributes by the sh-symbianelf target.
5514 2004-07-12 James E Wilson <wilson@specifixinc.com>
5516 * Makefile.in (AR): Use @AR@ not ar.
5518 (AR_FOR_TARGET): Use $(AR) not ar for native.
5519 (NM_FOR_TARGET): Use $(NM) not nm for native.
5520 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
5521 * configure: Regenerate.
5523 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
5525 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
5527 (ashldi3_sp64): Likewise.
5529 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5532 * pa.c (function_arg): Update comment.
5533 * pa.h (BLOCK_REG_PADDING): Define.
5535 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5537 PR tree-optimization/16461
5538 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
5539 arguments of phi nodes.
5541 2004-07-12 Devang Patel <dpatel@apple.com>
5543 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
5545 2004-07-12 Steve Ellcey <sje@cup.hp.com>
5547 * function.c (expand_function_start): Ensure r_save is in Pmode.
5548 * calls.c (prepare_call_address): Ensure static_chain_value is
5550 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
5551 r_save_area are in Pmode.
5552 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
5553 fnaddr, and static_chain are in Pmode.
5555 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
5558 * config/ia64/ia64.c (bundling): Don't count ignored insns.
5560 2004-07-12 Richard Henderson <rth@redhat.com>
5562 * target.h (struct gcc_target): Move gimplify_va_arg_expr
5563 next to build_builtin_va_list.
5564 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
5565 * builtins.c (gimplify_va_arg_expr): Likewise.
5566 * gimplify.c (copy_if_shared_r): Likewise.
5568 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
5570 * passes.c (rest_of_decl_compilation): Don't defer call of
5571 assemble_variable if its DECL_RTL is already set.
5573 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
5575 * cfgloop.h (struct loop): Add nb_iterations field.
5576 (current_loops): Declare.
5577 * tree-chrec.c (chrec_not_analyzed_yet,
5578 chrec_dont_know, chrec_known, count_ev_in_wider_type,
5579 chrec_contains_symbols_defined_in_loop): Remove the temporary
5581 * tree-flow-inline.h (loop_containing_stmt): New function.
5582 * tree-scalar-evolution.c: Add implementation.
5583 * tree-scalar-evolution.h: Add declarations.
5585 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
5587 PR rtl-optimization/15921
5588 * Makefile.in (global.o): Add recog.h.
5590 * global.c (recog.h): Add the include-clause.
5591 (bb_info): New member earlyclobber.
5592 (allocate_bb_info, free_bb_info): Initialize/finish the new
5594 (earlyclobber_regclass, earlyclobber_regclass_length): The new
5596 (check_earlyclobber, regclass_intersect,
5597 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
5599 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
5600 (make_accurate_live_analysis): Modify pavin.
5602 2004-07-12 Diego Novillo <dnovillo@redhat.com>
5604 * tree-cfg.c (find_taken_edge): Statically compute the truth
5605 value of a predicate comparing an SSA_NAME to itself.
5607 2004-07-12 Roger Sayle <roger@eyesopen.com>
5609 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
5610 rs6000 doesn't have shift-and-add or shift-and-sub instructions
5611 by returning the cost of a multiplication plus an addition.
5613 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
5615 PR tree-optimization/14107
5616 * gimplify.c (gimplify_return_expr): Accept a
5617 RETURN_EXPR with an error argument.
5618 * tree-optimize.c (init_tree_optimization_passes):
5619 Run pass_warn_function_return at -O0.
5621 2004-07-12 Roger Sayle <roger@eyesopen.com>
5623 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
5626 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
5628 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
5629 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5630 * config/mips/3000.md: Add copyright notice. Remove automota and
5631 function units; use generic ones instead. Only define reservations
5632 for things that are different from generic.md. Extend each clause
5634 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
5635 * config/mips/mips.md: Include them. Remove define_function_units.
5636 (alu, imuldiv): New automata and units.
5638 2004-07-12 Ben Elliston <bje@au.ibm.com>
5640 * doc/invoke.texi (Optimize Options): Document -frename-registers
5641 not being enabled by default at -O3.
5643 2004-07-11 Roger Sayle <roger@eyesopen.com>
5645 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
5646 floating point additions, to keep real immediate constant positive.
5647 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
5648 into X + C, and leave positive real constants as X - C.
5650 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5652 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
5654 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5656 PR tree-optimization/15654
5657 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
5659 2004-07-11 Roger Sayle <roger@eyesopen.com>
5661 * builtins.c (fold_builtin_fputs): Don't bother converting the
5662 return type to integer_type_node, as we've already checked that
5663 the result will be ignored.
5665 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
5666 that signed addition, subtraction, multiplication, division,
5667 remainder, negation and absolute value may potentially trap.
5669 * fold-const.c (fold_ignored_result): New function to strip
5670 non-side-effecting tree nodes from an expression whose result
5672 (fold_convert): Call fold_ignored_result when casting a value
5674 (omit_one_operand): Call fold_ignored_result on the "omitted"
5675 operand when building a COMPOUND_EXPR.
5676 (pedantic_omit_one_operand): Likewise.
5677 * tree.h (fold_ignored_result): Prototype here.
5678 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
5679 when we're going to ignore the result.
5681 2004-07-11 Richard Henderson <rth@redhat.com>
5684 * tree-ssa-ccp.c (fold_stmt_r): Split out...
5685 * tree.c (fields_compatible_p, find_compatible_field): ... new.
5686 * tree.h (fields_compatible_p, find_compatible_field): Declare.
5687 * tree-sra.c (sra_hash_tree): Hash fields by offset.
5688 (sra_elt_eq): Use fields_compatible_p.
5689 (generate_one_element_ref): Use find_compatible_field.
5691 2004-07-11 Richard Henderson <rth@redhat.com>
5694 * tree-sra.c (generate_one_element_init): New.
5695 (generate_element_init): Use it.
5696 (scalarize_init): Push/pop gimplify context around it.
5697 (find_new_referenced_vars_1, find_new_referenced_vars): New.
5698 * gimplify.c (gimplify_expr): Allow SSA_NAME.
5700 2004-07-11 Roger Sayle <roger@eyesopen.com>
5702 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
5703 combine.c's combine_insn_cost.
5704 * rtl.h (insn_rtx_cost): Prototype here.
5705 * combine.c (combine_insn_cost): Delete function.
5706 (combine_validate_cost): Update callers of combine_insn_cost to
5707 call insn_rtx_cost instead.
5708 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
5709 requesting the rtx_cost of call and/or jump instructions.
5711 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
5712 rtx_cost directly. Don't request/use the cost of call or jump
5713 instructions. Return -1 if the cost of any instruction can't be
5714 determined (or the BB contains a function call).
5715 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
5716 -1 (i.e. can't determine the cost of any instruction or the basic
5717 block contains a subroutine call).
5718 (find_if_case_2): Likewise.
5720 2004-07-11 Roger Sayle <roger@eyesopen.com>
5722 * rs6000.c (struct processor_costs): Change semantics of fields to
5723 include the COST_N_INSNS scaling, and update all initializers.
5724 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
5725 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
5726 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
5727 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
5729 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5731 * LANGUAGES: Remove obsolete information.
5733 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5735 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
5736 SIGBUS signal frames, the PSW address points *to* the faulting
5737 instruction, not after it.
5739 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5741 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
5742 added to TLS symbol addresses.
5744 2004-07-11 Richard Henderson <rth@redhat.com>
5746 * expmed.c (init_expmed): Use stack-local structures for
5747 temporary rtl. Don't recognize shifts.
5749 2004-07-11 Richard Henderson <rth@redhat.com>
5751 * expr.c (store_expr): Don't fiddle subreg promotion for types
5752 with precision smaller than the mode.
5754 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5756 * tree.h (all_types_permanent): Remove.
5758 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5760 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
5761 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
5762 * langhooks.c (lhd_clear_binding_stack): Remove.
5763 * langhooks-def.h (lhd_clear_binding_stack,
5764 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5765 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
5766 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
5767 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5768 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
5769 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
5770 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
5771 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
5772 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
5773 * tree.h (poplevel): Don't declare.
5774 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
5775 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
5776 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
5777 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
5780 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
5782 PR tree-optimization/16437
5783 * c-common.c (shorten_compare): Don't mark result of conversion to
5784 narrower signed type as overflowing.
5785 * fold-const.c (decode_field_reference): Determine whether
5786 signedness comes from outer type using precision rather than size.
5788 2004-07-11 Phil Edwards <phil@codesourcery.com>
5790 * configure.ac: Alphabetize --enable-checking list, add
5791 missing valgrind entry.
5792 * configure: Regenerate.
5794 2004-07-11 Phil Edwards <phil@codesourcery.com>
5796 * doc/install.texi (Testing): Fix syntax in "make check" example.
5798 2004-07-10 James E Wilson <wilson@specifixinc.com>
5800 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
5802 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5804 PR rtl-optimization/16001
5805 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
5808 2004-07-10 Geoffrey Keating <geoffk@apple.com>
5810 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
5812 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
5813 James Morrison <phython@gcc.gnu.org>
5815 * doc/contrib.texi (Contributors): Add gfortran contributors and
5816 fix a couple of typos.
5818 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5820 PR rtl-optimization/15387
5821 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
5822 to incoming args space correctly.
5824 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5826 * pa.c (output_indirect_call): Only use %r2 as the link register in
5827 indirect calls with the long PA 2.0 pc-relative branch.
5829 2004-07-10 Daniel Jacobowitz <dan@debian.org>
5831 * config/i386/i386.c (override_options): Pick a 64-bit CPU
5832 for the default tuning if TARGET_64BIT.
5834 2004-07-10 Richard Henderson <rth@redhat.com>
5836 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
5837 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
5839 2004-07-10 Jakub Jelinek <jakub@redhat.com>
5841 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
5842 * expmed.c (store_bit_field, extract_bit_field): Remove last
5844 * builtins.c (expand_builtin_signbit): Adjust callers.
5845 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
5846 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
5847 * ifcvt.c (noce_emit_move_insn): Likewise.
5848 * stmt.c (expand_return): Likewise.
5849 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
5850 store_field, expand_expr_real_1): Likewise.
5852 2004-07-10 Richard Henderson <rth@redhat.com>
5854 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
5856 2004-07-09 Mike Stump <mrs@apple.com>
5858 * config/darwin.c (no_dead_strip): Add.
5859 (HAVE_DEAD_STRIP): Add.
5860 (darwin_emit_unwind_label): Ensure that we don't dead code strip
5863 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5865 * tree-ssa-loop-im.c: New file.
5866 * Makefile.in (tree-ssa-loop-im.o): Add.
5867 * cfgloop.c (superloop_at_depth): New function.
5868 * cfgloop.h (superloop_at_depth): Declare.
5869 * common.opt (ftree-lim): New flag.
5870 * expr.c (array_ref_up_bound): New function.
5871 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
5872 * timevar.def (TV_LIM): New timevar.
5873 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
5874 computing immediate uses of a phi node.
5875 * tree-flow.h (struct tree_ann_common_d): Add aux field.
5876 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
5877 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
5878 * tree-pass.h (pass_lim): Declare.
5879 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
5881 (pass_lim): New pass structure.
5882 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
5883 * tree.c (in_array_bounds_p): New function.
5884 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
5885 (in_array_bounds_p, array_ref_up_bound): Declare.
5886 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
5887 * doc/passes.texi (tree-ssa-loop-im.c): Document.
5889 2004-07-09 Richard Henderson <rth@redhat.com>
5891 * builtins.c (expand_builtin_stpcpy): Don't modify len.
5893 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
5896 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
5898 * flags.h: Delete redundant prototypes that are being generated
5899 in options.h from common.opt.
5900 * common.opt: Add in the expository comments formerly in flags.h.
5902 2004-07-09 Jan Beulich <jbeulich@novell.com>
5904 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
5905 available for use only when TARGET_MMX/_SSE is set, and check for
5906 variable argument function if any register count is non-zero.
5907 (function_arg): Correctly suppress repeated warnings for passing SSE
5908 vectors are arguments without SSE enabled.
5909 (ix86_function_arg_boundary): Without SSE enabled, the use of what
5910 would be SSE register modes does no longer influence the alignment.
5912 2004-07-09 Richard Henderson <rth@redhat.com>
5914 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
5915 Always align upward to arg boundary. Use size_in_bytes/round_up.
5916 Maintain type-correctness of constants.
5917 * stor-layout.c (round_up, round_down): Special-case powers of 2.
5919 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5921 * config/sparc/sparc.c (*_costs): Scale instruction costs
5923 (sparc_rtx_costs): Adjust as appropriate.
5925 2004-07-09 Jan Beulich <jbeulich@novell.com>
5927 * config/i386/mm3dnow.h: New.
5928 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
5930 2004-07-09 Richard Henderson <rth@redhat.com>
5932 * simplify-rtx.c (simplify_const_relational_operation): Only
5933 look at bounds of scalar integers.
5935 2004-07-09 Jan Beulich <jbeulich@novell.com>
5937 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
5939 2004-07-09 Andrew Pinski <apinski@apple.com>
5941 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
5943 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
5944 UOBJC_METACLASS_decl.
5946 2004-07-09 James E Wilson <wilson@specifixinc.com>
5949 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
5950 do return a parallel if hfa_mode == XFmode and mode == TImode.
5952 2004-07-09 Jan Beulich <jbeulich@novell.com>
5954 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
5955 permissible for unary plus.
5957 2004-07-09 Jan Beulich <jbeulich@novell.com>
5959 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
5960 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
5961 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
5962 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
5963 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
5964 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
5965 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
5966 (BUILTIN_xxxIMAX): New.
5967 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
5968 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
5969 BUILT_IN_PARITYIMAX.
5971 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5973 * config/sparc/sparc.h (processor_costs): Define.
5974 (sparc_costs): Declare.
5975 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
5976 hypersparc_costs, sparclet_costs, ultrasparc_costs,
5977 ultrasparc3_costs): New.
5978 (sparc_override_options): Set sparc_costs as appropriate.
5979 (sparc_rtx_costs): Use sparc_costs instead of messy
5982 2004-07-09 Steven Bosscher <stevenb@suse.de>
5984 * doc/md.texi (Processor pipeline description): Mention that
5985 the old pipeline description is deprecated.
5987 * config/rs6000/7450.md (automaton ppc7450): Split up, move
5988 mciu_7450 function unit to...
5989 (automaton ppc7450mciu): ...new automaton.
5991 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
5992 (schedule_block): Don't consider inserting bubbles.
5993 (sched_init): Don't initialize DFA bubbles.
5994 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
5995 TARGET_SCHED_DFA_BUBBLE): Remove.
5996 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
5997 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
5998 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
6000 * stmt.c (conditional_context): Remove prototype.
6001 * tree.h (conditional_context): Remove.
6002 * tree-cfg.c (pre_insert_on_edge): Remove.
6004 * c-common.h (c_expand_asm_operands): Remove prototype.
6005 * c-typeck.c (c_expand_asm_operands): Remove.
6007 2004-07-09 Jan Beulich <jbeulich@novell.com>
6009 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
6010 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
6011 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
6012 and V8QI are class SSE. All sufficiently small remaining vector modes
6013 must be passed in one or two integer registers.
6014 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
6016 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
6017 __builtin_ia32_pmuludq128 have non-uniform argument and return types
6018 and must thus be handled explicitly.
6019 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
6021 (movv8qi_internal, movv4hi_internal, movv2si_internal,
6022 movv2sf_internal): Permit moving between MMX and XMM registers (since
6023 MMX areguments and return values are passed in XMM registers).
6024 (sse2_umulsidi3): Correct type and mode.
6026 2004-07-09 Richard Henderson <rth@redhat.com>
6028 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
6030 2004-07-09 Eric Christopher <echristo@redhat.com>
6032 * config/rs6000/40x.md: Split into two automatons.
6034 2004-07-09 Zack Weinberg <zack@codesourcery.com>
6035 Andrew Pinski <apinski@apple.com>
6037 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
6038 on when we have more than one input file.
6039 (c_common_parse_file): Restore loop over all input files.
6040 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
6042 * c-decl.c (set_type_context): New function.
6043 (pop_scope): Use it to set context of types. When we
6044 encounter a TYPE_DECL, set the context of the attached type too.
6045 (pop_file_scope): Don't call cpp_undef_all here.
6046 (diagnose_mismatched_decls): Do not complain about a second
6047 definition of an 'extern inline' function if it's not in the
6048 same translation unit. Do not complain about inline
6049 declaration after use if the use was in a different
6051 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
6052 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
6054 (pushdecl_top_level): Likewise.
6055 (grokdeclarator): Clarify what is going on with setting
6056 DECL_EXTERNAL on function types, a little.
6057 (c_write_global_declarations): Don't do anything if
6058 -fsyntax-only or errors have been encountered.
6060 2004-07-09 Zack Weinberg <zack@codesourcery.com>
6062 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
6064 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6067 * pa.c (output_indirect_call): Use %r2 as the link register when
6068 calling $$dyncall with a pc-relative branch.
6070 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
6072 * doc/install.texi (Binaries): Mention OpenPKG.
6074 2004-07-09 Diego Novillo <dnovillo@redhat.com>
6076 Fix PR tree-optimization/15555
6077 * tree-dfa.c (dump_variable): If the variable is a pointer
6078 SSA_NAME, also dump its points-to information.
6079 * tree-flow.h (struct ptr_info_def): Add field
6081 (dump_points_to_info_for): Declare.
6082 (debug_points_to_info_for): Declare.
6083 * tree-optimize.c (init_tree_optimization_passes): Add a
6084 second alias analysis pass after DOM2.
6085 Move pass_del_pta to a later spot.
6086 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
6087 create a name tags when we find a dereferenced pointer. Just
6088 mark the pointer dereferenced.
6089 (collect_points_to_info_for): Move code to clear points-to
6090 information to create_name_tags.
6091 (create_name_tags): New function.
6092 (compute_flow_sensitive_aliasing): Call it.
6093 (setup_pointers_and_addressables): Mark type tags for renaming
6095 (create_memory_tag): ... here.
6096 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
6097 (dump_points_to_info_for): Declare extern.
6098 (debug_points_to_info_for): New function.
6100 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
6102 * config/arc/arc.md: Switch to DFA-based scheduler description.
6103 * config/arc/arc.c: Switch to DFA-based scheduler description.
6105 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6107 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
6110 2004-07-09 Richard Henderson <rth@redhat.com>
6112 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
6113 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6114 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
6115 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
6117 * config/v850/v850-protos.h (v850_va_arg): Remove.
6118 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6119 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
6120 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
6121 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
6122 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
6124 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6127 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
6128 and DImode to use +/-4k offset.
6130 2004-07-09 Richard Henderson <rth@redhat.com>
6132 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
6134 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6135 (xstormy16_gimplify_va_arg_expr): Rewrite from
6136 xstormy16_expand_builtin_va_arg.
6137 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
6139 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
6140 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
6142 * config/sh/sh-protos.h (sh_va_arg): Remove.
6143 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6144 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
6145 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
6147 * config/pa/pa-protos.h (hppa_va_arg): Remove.
6148 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6149 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
6150 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
6152 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
6153 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6154 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
6155 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
6157 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6159 * config/sparc/sparc.md (return): Rewrite length formula.
6160 * config/sparc/sparc.c (output_return): Pass 1 as 5th
6161 argument to final_scan_insn when in a delay slot.
6162 (output_sibcall): Likewise.
6164 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
6166 * arm.c (arm_cpp_interwork): New variable.
6167 (arm_override_options): Set it if TARGET_INTERWORK was on the command
6169 * arm.h (arm_cpp_interwork): Declare it.
6170 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
6171 __THUMB_INTERWORK__ in the preprocessor.
6173 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
6175 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
6177 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6180 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
6181 Override default settings to account for -m32 and -m64.
6183 2004-07-08 Randolph Chung <tausq@debian.org>
6185 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6187 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
6189 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
6190 before comparing it as such.
6192 2004-07-08 Richard Henderson <rth@redhat.com>
6194 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
6195 temporary. Use bit arithmetic to align.
6197 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
6199 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
6200 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
6201 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
6202 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
6203 add_labels_and_missing_jumps, find_jump_block,
6204 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
6206 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
6207 link_btr_uses, move_btr_def): Likewise.
6208 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
6209 expand_builtin_expect_jump): Likewise.
6210 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
6211 * calls.c (expand_call, emit_library_call_value_1): Likewise.
6212 * cfganal.c (forwarder_block_p): Likewise.
6213 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
6214 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
6215 find_bb_boundaries): Likewise.
6216 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6217 merge_blocks_move_predecessor_nojumps,
6218 merge_blocks_move_successor_nojumps, insns_match_p,
6219 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6220 try_optimize_cfg): Likewise.
6221 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
6222 * cfglayout.c (skip_insns_after_block, label_for_bb,
6223 record_effective_endpoints, insn_locators_initialize,
6224 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
6225 * cfgmainloop.c (create_loop_notes): Likewise.
6226 * cfgrtl.c (delete_insn, delete_insn_chain,
6227 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
6228 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
6229 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
6230 redirect_branch_edge, force_nonfallthru_and_redirect,
6231 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
6232 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
6233 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
6234 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
6235 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
6236 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
6237 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
6238 * combine.c (combine_instructions, can_combine_p, try_combine,
6239 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
6240 distribute_notes, distribute_links, insn_cuid): Likewise.
6241 * cse.c (fold_rtx, cse_insn, cse_around_loop,
6242 invalidate_skipped_block, cse_set_around_loop,
6243 cse_end_of_basic_block, cse_main, cse_basic_block,
6244 cse_condition_code_reg): Likewise.
6245 * cselib.c (cselib_process_insn): Likewise.
6246 * ddg.c (create_ddg): Likewise.
6247 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
6249 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6250 gen_label_die, dwarf2out_var_location): Likewise.
6251 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
6252 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
6253 last_call_insn, active_insn_p, next_label, prev_label,
6254 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
6255 add_insn_before, remove_insn, add_function_usage_to,
6256 reorder_insns, find_line_note, remove_unnecessary_notes,
6257 emit_insn_after_1, classify_insn): Likewise.
6258 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
6259 connect_post_landing_pads, sjlj_mark_call_sites,
6260 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
6261 can_throw_internal, can_throw_external, set_nothrow_function_flags,
6262 convert_to_eh_region_ranges): Likewise.
6263 * explow.c (optimize_save_area_alloca): Likewise.
6264 * expr.c (expand_expr_real): Likewise.
6265 * final.c (insn_current_reference_address, compute_alignments,
6266 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
6267 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
6268 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
6269 propagate_block_delete_insn, propagate_one_insn,
6270 init_propagate_block_info, propagate_block, libcall_dead_p,
6271 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
6273 * function.c (instantiate_virtual_regs, reorder_blocks_1,
6274 expand_function_start, expand_function_end, contains,
6275 thread_prologue_and_epilogue_insns,
6276 reposition_prologue_and_epilogue_notes): Likewise.
6277 * gcse.c (constprop_register, bypass_conditional_jumps,
6278 insert_insn_end_bb, gcse_after_reload): Likewise.
6279 * genemit.c (gen_expand, gen_split): Likewise.
6280 * genpeep.c (gen_peephole, main): Likewise.
6281 * global.c (build_insn_chain): Likewise.
6282 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
6283 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
6284 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
6285 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
6286 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
6287 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
6288 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
6289 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
6290 dead_or_predicable): Likewise.
6291 * integrate.c (try_constants): Likewise.
6292 * jump.c (rebuild_jump_labels, cleanup_barriers,
6293 purge_line_number_notes, init_label_info, mark_all_labels,
6294 squeeze_notes, get_label_before, get_label_after,
6295 reversed_comparison_code_parts, simplejump_p, pc_set,
6296 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
6297 delete_barrier, delete_prior_computation, delete_computation,
6298 delete_related_insns, delete_for_peephole, redirect_jump):
6300 * lcm.c (optimize_mode_switching): Likewise.
6301 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
6303 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
6304 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
6305 * loop-iv.c (simplify_using_assignment): Likewise.
6306 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
6307 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
6308 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
6309 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
6310 check_insn_for_givs, check_final_value, update_giv_derive,
6311 basic_induction_var, product_cheap_p, check_dbra_loop,
6312 loop_insn_first_p, last_use_this_basic_block,
6313 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
6314 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
6315 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
6316 sms_schedule_by_order): Likewise.
6317 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
6318 * postreload.c (reload_cse_simplify_operands, reload_combine,
6319 reload_cse_move2add): Likewise.
6320 * predict.c (can_predict_insn_p, estimate_probability,
6321 expected_value_to_br_prob, process_note_predictions): Likewise.
6322 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
6323 * profile.c (branch_prob): Likewise.
6324 * ra-build.c (live_out_1, livethrough_conflicts_bb,
6325 detect_webs_set_in_cond_jump): Likewise.
6326 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
6327 ra_print_rtl_with_bb): Likewise.
6328 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
6329 * recog.c (next_insn_tests_no_inequality, find_single_use,
6330 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
6331 * reg-stack.c (next_flags_user, record_label_references,
6332 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
6333 compensate_edge, convert_regs_1): Likewise.
6334 * regclass.c (scan_one_insn): Likewise.
6335 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6336 regmove_optimize, fixup_match_1, single_set_for_csa,
6337 combine_stack_adjustments_for_block): Likewise.
6338 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
6339 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
6340 find_equiv_reg): Likewise.
6341 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
6342 reload_as_needed, emit_input_reload_insns, do_output_reload,
6343 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
6345 * reorg.c (find_end_label, emit_delay_sequence,
6346 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
6347 get_jump_flags, rare_destination, mostly_true_jump,
6348 try_merge_delay_insns, redundant_insn, own_thread_p,
6349 fill_simple_delay_slots, fill_slots_from_thread,
6350 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
6351 dbr_schedule): Likewise.
6352 * resource.c (find_basic_block, next_insn_no_annul,
6353 find_dead_or_set_registers, mark_target_live_regs): Likewise.
6354 * rtl.h (RTX_PREV): Likewise.
6355 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
6356 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
6357 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
6358 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
6359 tablejump_p, computed_jump_p, insns_safe_to_move_p,
6360 find_first_parameter_load, can_hoist_insn_p): Likewise.
6361 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
6362 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
6363 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
6364 schedule_ebbs): Likewise.
6365 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
6366 is_conditionally_protected, can_schedule_ready_p,
6367 add_branch_dependences, debug_dependencies): Likewise.
6368 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
6370 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
6371 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
6372 set_dominates_use, ujump_to_loop_cont): Likewise.
6373 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
6374 * varasm.c (output_constant_pool_1): Likewise.
6376 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6378 * tree-scalar-evolution.c: New file.
6379 * tree-scalar-evolution.h: New file.
6380 * tree-ssa-loop-niter.c: New file.
6381 * Makefile.in (SCEV_H): New.
6382 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
6383 * cfgloop.h (struct loop): Add bounds field.
6384 * tree-flow.h (struct tree_niter_desc): New type.
6385 (number_of_iterations_cond, number_of_iterations_exit,
6386 loop_niter_by_eval, find_loop_niter_by_eval,
6387 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
6388 free_numbers_of_iterations_estimates): Declare.
6389 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
6390 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
6391 * doc/invoke.texi (max-iterations-to-track): Document.
6393 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
6395 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
6396 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
6397 (MODE_AFTER): Add cast appropriately.
6398 * config/sh/sh.md (movdi splitter): Likewise.
6399 (casesi_worker_2): Add const qualifier appropriately.
6400 (eh_return): Remove unused variable.
6401 (insv): Initialize v;
6403 2004-07-08 Richard Henderson <rth@redhat.com>
6405 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
6406 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6407 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
6408 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
6409 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
6411 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
6412 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6413 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
6414 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
6416 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
6417 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6418 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
6419 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
6421 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
6422 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6423 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
6424 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
6426 * config/i860/i860-protos.h (i860_va_arg): Remove.
6427 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6428 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
6429 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
6431 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6433 * system.h: Prototype getpagesize if missing.
6434 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
6435 * configure: Regenerate.
6436 * config.in: Regenerate.
6438 2004-07-08 Richard Henderson <rth@redhat.com>
6440 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
6441 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6442 (fr30_gimplify_va_arg_expr): New.
6443 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
6444 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
6446 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
6449 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
6450 of asm_noperands result.
6452 2004-07-08 Richard Henderson <rth@redhat.com>
6454 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
6455 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6456 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
6457 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
6459 2004-07-08 Richard Henderson <rth@redhat.com>
6461 * builtins.c (ind_gimplify_va_arg_expr): New.
6462 * tree.h (ind_gimplify_va_arg_expr): Declare.
6463 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
6465 2004-07-08 Jan Beulich <jbeulich@novell.com>
6467 * expmed.c (extract_bit_field): Correct condition to use vec_extract
6468 patterns also on vector elements other than the first one.
6469 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
6472 2004-07-08 Geoffrey Keating <geoffk@apple.com>
6474 * config/rs6000/darwin-ldouble.c: Correct reference
6475 to the Linnainmaa paper.
6477 2004-07-08 Richard Henderson <rth@redhat.com>
6479 * config/arc/arc-protos.h (arc_va_arg): Remove.
6480 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6481 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
6482 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
6484 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
6485 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
6486 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
6487 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
6489 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6491 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
6493 2004-07-08 Zack Weinberg <zack@codesourcery.com>
6495 * c-decl.c (static_ctors, static_dtors): Make static.
6496 (pop_file_scope): Call c_common_write_pch and
6497 cgraph_finalize_compilation_unit here.
6498 (build_cdtor): Moved here from c-objc-common.c; simplify.
6499 (c_write_global_declarations_1): Clarify comment.
6500 (c_write_global_declarations): Close the external scope before
6501 doing anything else. Call build_cdtor, cgraph_optimize, and
6502 mudflap_finish_file here.
6503 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
6505 * c-objc-common.c: No need to include cgraph.h.
6506 (build_cdtor): Moved to c-decl.c.
6507 (c_objc_common_finish_file): Delete.
6508 * c-tree.h: Update to match.
6509 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
6510 (generate_static_references): Set TREE_USED before calling finish_decl.
6511 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
6512 on the static_instances_decl.
6514 2004-07-08 Zack Weinberg <zack@codesourcery.com>
6516 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
6517 decls when there is only one input translation unit.
6518 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
6519 change of 2004-07-05; do not treat declarations with
6520 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
6521 * opts.c (cur_in_fname): Delete.
6523 * tree.c: Revert changes of 2004-07-05; no special treatment
6524 for TRANSLATION_UNIT_DECLs.
6525 * Makefile.in (tree.o): Update dependencies.
6527 2004-07-08 Roger Sayle <roger@eyesopen.com>
6529 * builtins.c (fold_builtin_strcpy): Merge functionality from
6530 simplify_builtin_strcpy. Add additional len argument. No longer
6531 static. Remove function prototype.
6532 (fold_builtin_strncpy): Likewise integrate functionality from
6533 simplify_builtin_strncpy. Add additional slen argument. No
6534 longer static. Remove function prototype.
6535 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
6536 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
6537 types of "ignore" and "unlocked" parameters to bool.
6538 (fold_builtin_1): Add additional ignore argument. Call renamed
6539 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
6540 builtins. Update arguments to fold_builtin_strncpy and
6541 fold_builtin_strcpy. Add function prototype.
6542 (fold_builtin): Add additional Boolean ignore argument to pass
6544 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
6545 and fold_builtin_strncpy instead of simplify_builtin_fputs,
6546 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
6548 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
6549 simplify_builtin_strncpy): Delete function prototypes.
6550 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
6551 fold_builtin_strncpy): Add function prototypes here.
6552 (fold_builtin): Update function prototype with new "bool ignore".
6554 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
6555 (ccp_fold_builtin): Update call to fold_builtin. Call
6556 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
6557 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
6558 simplify_builtin_strncpy respectively.
6559 * fold-const.c (fold): Update call to fold_builtin.
6561 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
6563 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
6566 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
6567 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
6568 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
6569 * calls.c: Remove ifdefs of macros above.
6570 * functions.c: Likewise.
6573 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6575 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
6576 (arch attribute): Delete.
6577 (current_function_calls_alloca attribute): Rename into calls_alloca.
6578 (calls_eh_return): New attribute.
6579 (leaf_function): Likewise.
6580 (length attribute): Fix formula for sibcalls.
6581 (return insn): Correctly compute the 'length' attribute.
6582 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
6584 2004-07-08 Richard Henderson <rth@redhat.com>
6586 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
6587 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
6588 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
6589 * tree-eh.c (lower_eh_constructs_1): Likewise.
6590 * tree-sra.c (sra_walk_modify_expr): Likewise.
6591 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6592 (eliminate_unnecessary_stmts): Likewise.
6593 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
6594 * tree-tailcall.c (optimize_tail_call): Likewise.
6595 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
6597 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6598 Jakub Jelinek <jakub@redhat.com>
6600 * config/i386/i386.c (override_options): Enable
6601 SSE prefetches with -mtune, as long as we are
6602 compiling for i686 or higher. All i686 processors
6603 accept SSE prefetches as NOPS, some i586's don't.
6605 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6608 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
6610 2004-07-08 Diego Novillo <dnovillo@redhat.com>
6612 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
6613 the handling of clobbering ASM_EXPRs.
6615 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6618 * config/sparc/sparc.c (function_value): In 64-bit mode,
6619 return the aggregates larger than 16 bytes like unions.
6621 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6624 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
6625 'temp' is zero, generate new pseudos as needed and emit the
6626 sequence of insns in single-assignment form. Resync comments
6628 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
6629 function before reload.
6631 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
6633 * vec.c (vec_assert_fail): Remove duplicate 'function'.
6635 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
6637 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
6638 Allocation is signed.
6639 (VEC_reserve): Return flag, allocation is signed.
6641 2004-07-08 Richard Henderson <rth@redhat.com>
6643 * tree-ssa-ccp.c (fold_stmt): Get type directly from
6644 OBJ_TYPE_REF_OBJECT.
6646 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
6647 Neil Booth <neil@daikokuya.co.uk>
6651 * c-decl.c (finish_struct): Ensure bit-fields are given the
6653 * c-common.c (c_common_signed_or_unsigned_type): For C, require
6654 the precision to match as well as the mode.
6655 * expr.c (reduce_to_bit_field_precision): New function.
6656 (expand_expr_real_1): Reduce expressions of bit-field type to
6658 * langhooks.h (reduce_bit_field_operations): New hook.
6659 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6661 * c-lang.c, objc/objc-lang.c
6662 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
6663 * objc/objc-act.c (check_ivars): Convert types to bit-field types
6665 * tree.c (build_nonstandard_integer_type): New function.
6666 * tree.h (build_nonstandard_integer_type): New prototype.
6667 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
6668 conversions between integer and boolean types as useless.
6670 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6672 * c-common.c (c_common_nodes_and_builtins): Do not
6673 create __builtin_ptrdiff_t and __builtin_size_t.
6675 2004-07-08 Andrew Pinski <apinski@apple.com>
6677 * Makefile.in (libbackend.o): Add -combine to the gcc
6680 2004-07-08 Nick Clifton <nickc@redhat.com>
6682 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
6685 2004-07-08 Richard Henderson <rth@redhat.com>
6687 * except.c (expand_eh_region_start, expand_eh_region_end,
6688 expand_eh_handler, expand_eh_region_end_cleanup,
6689 expand_start_all_catch, expand_start_catch, expand_end_catch,
6690 expand_end_all_catch, expand_eh_region_end_allowed,
6691 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
6692 expand_eh_region_end_fixup): Remove.
6693 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
6694 cleanups, outer_cleanups, label_chain, exception_region.
6695 (struct goto_fixup): Remove stack_level, cleanup_list_list.
6696 (struct label_chain): Remove.
6697 (struct stmt_status): Remove x_stack_block_stack.
6698 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
6699 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
6700 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
6701 end_cleanup_deferral, last_cleanup_this_contour,
6702 containing_blocks_have_cleanups_or_stack_level,
6703 any_pending_cleanups): Remove.
6704 (expand_null_return_1): Take no arguments.
6705 (expand_label, expand_naked_return, expand_return,
6706 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
6707 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
6708 expand_end_case_type): Don't use any of them.
6709 * calls.c (expand_call): Likewise.
6710 * dojump.c (do_jump): Likewise.
6711 * function.c (expand_function_end): Likewise.
6712 * expr.c (store_expr, expand_expr_real_1): Likewise.
6713 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
6714 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
6715 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
6716 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
6717 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
6718 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
6719 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
6720 for WITH_CLEANUP_EXPR.
6721 (gimple_push_cleanup): Likewise.
6722 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
6723 * print-tree.c (print_node): Likewise.
6724 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
6725 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
6726 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
6727 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
6728 (GOTO_SUBROUTINE_EXPR): Remove.
6729 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
6730 (DECL_TOO_LATE): Remove.
6731 * except.h, tree.h: Update decls.
6733 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
6735 * explow.c (optimize_save_area_alloca): Do not accept parameters.
6736 * passes.c (rest_of_handle_final): Handle symout.
6737 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
6739 (rest_of_handle_sched): Break out SMS. Remove ifs for
6740 flag_schedule_insns and flag_modulo_sched.
6741 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
6743 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
6744 (rest_of_handle_partition_blocks, rest_of_handle_sms,
6745 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
6746 rest_of_handle_mode_switching, rest_of_handle_jump,
6747 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
6748 rest_of_handle_jump2, rest_of_handle_postreload,
6749 rest_of_handle_flow2, rest_of_clean_state,
6750 rest_of_handle_shorten_branches,
6751 rest_of_handle_prologue_epilogue,
6752 rest_of_handle_branch_target_load_optimize): New.
6753 (rest_of_compilation): Call the above. Remove ggc_collect
6754 calls moved to rest_of_handle_*.
6755 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
6757 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
6758 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
6759 * except.h (set_nothrow_function_flags): Update comment.
6760 * function.c (current_function_nothrow): Remove.
6761 * output.h (current_function_nothrow): Remove.
6762 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
6763 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
6765 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6768 * reorg.c: Revert 2004-06-30 change.
6769 (find_end_label): If HAVE_epilogue and !HAVE_return,
6770 return 0 instead of creating a label at the end of the insn chain.
6771 (optimize_skip): Account for the failure mode of find_end_label.
6772 (fill_simple_delay_slots): Likewise.
6773 (fill_slots_from_thread): Likewise.
6774 (relax_delay_slots): Likewise.
6776 2004-07-08 Diego Novillo <dnovillo@redhat.com>
6778 * tree-flow.h (addressable_vars): Declare.
6779 * tree-ssa-alias.c (addressable_vars): Define.
6780 (setup_pointers_and_addressables): Add addressable variables
6781 to addressable_vars.
6782 * tree-ssa-operands.c (get_stmt_operands): Move
6783 handling of ASM_EXPRs ...
6784 (get_asm_expr_operands): ... here.
6785 When the ASM_EXPR clobbers memory, also clobber addressable
6787 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
6788 (delete_tree_ssa): Reset addressable_vars.
6790 2004-07-07 Jan Beulich <jbeulich@novell.com>
6791 Richard Henderson <rth@redhat.com>
6793 * varasm.c (assemble_variable): Use assemble_zeros for
6794 zero-initialized variables.
6795 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
6796 for SECCAT_BSS and SECCAT_TBSS.
6798 2004-07-07 Jan Beulich <jbeulich@novell.com>
6800 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
6802 * expmed.c (emit_store_flag): Also special-case double-word
6803 (in-)equality comparison against -1.
6805 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
6806 passing arguments the containers for which are registers.
6808 * calls.c (emit_library_call_value_1): Use mode of function parameter
6809 rather than that of argument since constants have none.
6811 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
6813 Introduce H8SX support.
6814 * expr.c (expand_strcpy): Renamed and moved to...
6815 * builtins.c (expand_movstr): ... here. Tweak.
6816 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
6817 computed or has side effects.
6818 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
6819 unused, or if mempcpy fails. Adjust the return value in the
6820 latter case. Use movstr if everything else fails.
6821 * doc/md.texi (movstr): Document.
6822 (movmemM, clrmemM): Fix explanation of memory block operands.
6823 * config/h8300/h8300.md (stpcpy): Renamed to...
6824 (movstr): ... this. Adjust.
6825 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6826 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
6827 movmem* and clrstr* to clrmem*.
6828 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
6829 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
6830 GENERAL_REGS, always.
6831 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
6832 getting the stack pointer as addr.
6833 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
6834 from general_operand_dst.
6835 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
6837 (movmd_internal): ... this. Add modes to operands. Disparage `D'
6838 instead of requiring it to match only before reload.
6839 (stpcpy_internal_normal): New, normal-mode variant of...
6840 (stpcpy_internal): ... this. Add modes to operands. Disparage
6841 `D' instead of requiring it to match only before reload.
6842 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
6844 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
6845 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
6847 * config/h8300/h8300.md (attr type): Add call.
6848 (attr can_delay): If type is call, set it no.
6849 (call, call_value): Set type to call.
6850 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
6851 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
6852 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
6853 * tree.c (get_narrower): Don't narrow integral types into
6855 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
6856 frame_size *before* the first use.
6857 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
6859 (peephole2): Don't widen instructions that push SP. Move
6860 decrement of SP to the end of all stm-generating peepholes.
6861 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6862 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
6863 and OR to set it to all ones.
6864 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
6865 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
6866 (call, call_value): Set can_delay to "no".
6867 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
6868 * config/h8300/h8300.md (extzv): Make subreg check more robust.
6869 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6870 * config/h8300/h8300.md (*brabit): Remove.
6871 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
6872 zero_extract. Use bit_memory_operand as the predicate for
6873 operand 1 and 'WU' as the constraint. Check the difference
6874 between the base length and the final one when deciding which
6875 type of branch to use.
6876 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6877 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
6878 Use convert_move to extend the result for TARGET_H8300SX. Check
6879 for QImode memory references. Optimize the case where the
6880 destination is a paradoxical subreg.
6881 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6882 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
6883 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
6884 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
6885 * config/h8300/h8300.md: Include mova.md
6886 (length_table): Add mova and mova_zero.
6887 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
6888 after all constant addresses for '%R', '%X', '%T' and '%S'.
6889 (h8300_mova_length): New function.
6890 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
6891 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
6892 dependencies for s-config, etc.
6893 * config/h8300/gemova.sh: New file.
6894 * config/h8300/mova.md: Generated.
6895 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
6896 * config/h8300/h8300.c (h8300_bitfield_length): New.
6897 (nibble_operand): Adjust.
6898 (h8300_binary_length): Handle conditional binary op.
6899 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
6900 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
6901 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
6902 and P#<0, unused so far. W and Y are now prefixes to multi-letter
6903 constraints. WU is introduced as a variant of U that requires a
6904 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
6905 * config/h8300/h8300.md (attr type): Added bitbranch.
6906 (attr length_table): Added bitfield and bitbranch.
6907 (attr length): Compute bitbranch length.
6908 (andqi): Separate pattern for H8300SX. Use bfld for loading the
6909 least-significant bit of a byte.
6910 (brabit, brabc, brabs): New.
6911 (insv, extzv): Emit bfst and bfld on H8300SX.
6912 (bfld, bfst, seq, sne): New.
6913 (bstzhireg, cmpstz, bstz, bistz): New.
6914 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
6915 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
6916 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
6917 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
6918 (h8sx_unary_memory_operator): New function.
6919 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
6920 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
6921 * config/h8300/h8300.md: Add peepholes to combine reloads and
6923 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6924 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
6925 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
6926 (and?i, ior?i, xor?i): Likewise.
6927 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6928 * config/h8300/h8300.c: Move enums and prototypes to head of file.
6929 Various whitespace fixes.
6930 (h8300_constant_length): New function, split out from...
6931 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
6932 (h8300_classify_operand): Use IN_RANGE.
6933 (h8300_classify_operand): Use h8300_constant_length.
6934 (h8300_short_move_mem_p): Tighten size check.
6935 (h8sx_mergeable_memrefs_p): Tighten equality check.
6936 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
6937 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
6939 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
6940 * config/h8300/crtn.asm: Likewise.
6941 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
6942 if __H8300SX__ is defined.
6943 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
6944 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
6945 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
6946 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
6947 addresses as mode-dependent.
6948 * config/h8300/h8300.c (print_operand_address): Update call to
6950 (h8300_get_index): Take a mode argument. Rework to fix an
6951 earlier misunderstanding.
6952 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
6953 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
6954 into a register if TARGET_H8300SX.
6955 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
6956 TARGET_H8300SX. Also disable related define_splits.
6957 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
6958 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
6959 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
6960 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6961 * config/h8300/h8300.h (OK_FOR_Z): New macro.
6962 (EXTRA_CONSTRAINT_STR): Check it.
6963 * config/h8300/h8300.c (h8300_classify_operand): Accept null
6965 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
6966 * config/h8300/h8300.md (length_table): Add mov_imm4.
6967 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
6968 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6969 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
6971 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
6972 * config/h8300/h8300.c (h8300_reorg): New function.
6973 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6974 * config/h8300/h8300.md (length): Subtract the length of the
6975 delay slot from (pc) when checking the range of forward branches.
6976 (delay_slot, can_delay): New attributes.
6977 (define_delay): Add bra/s handling.
6978 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
6979 (jump): Add delayed-branch handling.
6980 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
6981 * expr.c (expand_strcpy): New function.
6982 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
6983 (expand_builtin_stpcpy): Likewise.
6984 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
6985 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
6986 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
6987 handling to improve register allocation for -fno-omit-frame-pointer.
6988 (h8sx_split_movmd): Delete, moving er6 handling into...
6989 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
6990 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
6991 (movmd): Add calls to copy_rtx.
6992 (movmd_internal): In the second alternative, allow the initial and
6993 final destination registers to be different . Update the splitter
6994 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
6995 instead of h8sx_split_movmd.
6996 (stpcpy, movsd): New expanders.
6997 (movsd_internal): New define_insn.
6998 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
6999 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
7000 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
7001 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
7002 and DESTINATION_REGS.
7003 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7004 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
7005 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
7006 (h8300_move_ratio): Declare.
7007 (MOVE_RATIO): Use it.
7008 * config/h8300/h8300.c (h8300_move_ratio): New variable.
7009 (h8300_init_once): Initialize it.
7010 (h8300_reg_class_from_letter): New function.
7011 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
7012 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
7013 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
7014 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
7015 (movstrsi, movmd): New expanders.
7016 (movmd_internal): New insn.
7017 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
7018 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
7019 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
7020 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
7021 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
7022 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
7023 * config/h8300/h8300.c (nibble_operand): Fix warning.
7024 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
7025 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
7026 (movsf_h8300h): Disable for TARGET_H8300SX.
7027 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
7028 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
7029 h8300_stm_parallel and h8300_return_parallel.
7030 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
7031 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
7032 h8300_stm_parallel, h8300_return_parallel): New functions.
7033 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
7034 if TARGET_H8300SX. Use h8300_push_pop.
7035 (h8300_expand_epilogue): Likewise. Try to merge the return insn
7036 and final pop when generating h8sx code. Always emit some form
7038 * config/h8300/h8300.md: Don't enforce register alignment in
7039 stm peepholes if TARGET_H8300SX.
7040 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
7041 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
7042 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
7043 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
7044 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
7045 (MULTILIB_DIRNAMES): Add a directory for it.
7046 (MULTILIB_MATCHES): Delete.
7047 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
7048 * final.c (walk_alter_subreg): Handle addresses with subregs
7049 inside a ZERO_EXTEND or AND.
7050 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
7051 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
7053 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
7054 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
7055 @(dd,Rn.w) and @(dd,ERn.L).
7056 (h8300_displacement_size): Take the whole address as argument.
7057 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
7058 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
7059 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
7060 (h8sx_mergeable_memrefs_p): Declare.
7061 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
7062 (HAVE_PRE_INCREMENT): Likewise.
7063 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
7064 addresses for TARGET_H8300SX,
7065 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
7067 (movb_length_table, movl_length_table): New tables.
7068 (movw_length_table): Define to movb_length_table.
7069 (h8300_displacement_size): New, split out from...
7070 (h8300_classify_address): ...here. Handle pre/post inc/dec.
7071 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
7072 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
7073 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
7074 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
7075 (compute_plussi_length, compute_plussi_cc): Update accordingly.
7076 (h8sx_unary_shift_operator): Get the mode from the operator.
7077 (binary_shift_operator): Likewise.
7078 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
7079 a memory reference, check whether the reference is offsettable.
7080 (length_table): Add movb, movw and movl.
7081 (movqi): Add new h8sx pattern. Don't force one operand to be a
7082 register when generating h8sx code.
7083 (movhi, movsi, movsf): Likewise.
7084 (movstrictqi): Use the length_table attribute.
7085 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
7086 (addqi3): Split into a define_expand and define_insn. Don't accept
7087 memory operands in the expander. Use h8300_operands_match_p to
7088 check for matching operands in the define_insn.
7089 (subqi3, negqi2, one_cmplqi2): Likewise.
7090 (add[hs]i3): Don't accept memory operands in the expander. Likewise
7091 in any patterns that are unused in h8sx code. In the h8sx patterns,
7092 use h8300_operands_match_p to check whether operands match.
7093 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
7094 one_cmpl[hs]i3): Likewise.
7095 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
7097 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
7098 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
7099 (h8300_insn_length_from_table): Add a second parameter.
7100 (output_h8sx_shift): Declare.
7101 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
7102 (EXTRA_CONSTRAINT): Replace with...
7103 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
7104 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
7105 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
7106 and h8sx_binary_shift_operator.
7107 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
7109 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
7110 (bit_memory_operand, fix_bit_operand): Likewise.
7111 (h8300_length_table_for_insn): Remove.
7112 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
7114 (h8300_short_immediate_length, h8300_binary_length): New functions.
7115 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
7116 (output_plussi): Use sub to add negative constants.
7117 (compute_plussi_length): Adjust accordingly.
7118 (h8sx_single_shift_type): New enum.
7119 (h8sx_single_shift, h8sx_unary_shift_operator,
7120 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
7121 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
7122 single h8sx instruction. Return false in this case.
7123 * config/h8300/h8300.md (length_table): Add short_immediate.
7124 (length): Pass the operand array to h8300_insn_length_from_table.
7125 (adjust_length): Assume "no" for insns with a length_table attribute.
7126 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
7127 (*addhi3_h8300hs): Don't use for h8sx.
7128 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
7130 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
7131 1's predicate to nonimmediate_operand. Only skip default expansion
7132 if expand_a_shift or expand_a_rotate returns true. Add new patterns
7133 for single h8sx shift instructions.
7134 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
7135 * config/h8300/h8300.c (nibble_operand): Split out of...
7136 (reg_or_nibble_operand): ... this.
7137 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
7138 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
7139 umulhisi3): Introduce expand, and introduce separate insns for
7140 sign- or zero-extended REG and already-extended CONST_INT.
7141 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
7142 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
7143 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
7144 (subhi3): Likewise. Don't accept immediates for operand 1.
7145 Remove the early clobber from second alternative of the h8300s pattern.
7146 (subsi3): Generalize for h8sx. Force operand 2 into a register
7147 on plain h8300 targets.
7148 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
7149 (subsi3_h8300h): Generalize for h8sx.
7150 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
7151 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
7152 * config/h8300/h8300.c (reg_or_nibble_operand): New.
7153 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
7154 (TARGET_H8300SXMUL): New.
7155 (CONST_OK_FOR_P): New.
7156 (CONST_OK_FOR_LETTER_P): Adjust.
7157 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
7158 umulhisi3): Accept 4-bit immediate on H8SX.
7159 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
7160 (udivsi3, divhi3, udivsi3, divsi3): New.
7161 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
7162 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
7163 * config/h8300/h8300.h (OK_FOR_Q): New macro.
7164 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
7165 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
7166 Add ADDRESSOF to the bit_operand entry.
7167 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
7168 (h8300_src_operand): Likewise.
7169 (bit_operand): Check nonimmediate_operand rather than general_operand.
7170 Accept any nonimmediate_operand in h8sx code.
7171 (h8300_and_costs): Initialize operands[1].
7172 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
7173 (h8300_operand_class): New enum.
7174 (h8300_length_table): New typedef.
7175 (addb_length_table, addw_length_table, addl_length_table,
7176 logicl_length_table): New tables.
7177 (logicb_length_table, logicw_length_table): New macros.
7178 (h8300_classify_operand, h8300_length_from_table,
7179 h8300_length_table_for_insn, h8300_unary_length,
7180 h8300_insn_length_from_table): New functions.
7181 (output_plussi): Only use adds and subs for register destinations.
7182 Disable redundant clause.
7183 (compute_plussi_cc): Likewise.
7184 (compute_plussi_length): Likewise. Use h8300_length_from_table
7185 to work out the length of an insn.
7186 (output_logical_op): Only use narrower immediate instructions
7187 if the destination is a register.
7188 (compute_logical_op_cc): Likewise.
7189 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
7190 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
7191 * config/h8300/h8300.md (length_table): New attribute.
7192 (length): When an instruction has a length_table attribute, use
7193 h8300_insn_length_from_table to calculate its default length.
7194 (cmpqi): Use h8300_dst_operand for the first operand and
7195 h8300_src_operand for the second.
7196 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
7197 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
7198 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
7199 iorsi3, xorhi3, xorsi3): Likewise.
7200 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
7201 so that it allows any combination of operands for TARGET_H8300SX.
7202 (iorqi3, xorqi3): Likewise.
7203 (cmpqi): Use the length_table attribute.
7204 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
7205 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
7206 (cmpqi): Add 'Q' constraint.
7207 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
7208 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
7209 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
7210 * config/h8300/h8300.h (MASK_H8300SX): New macro.
7211 (TARGET_H8300S): True for both -ms and -msx.
7212 (TARGET_H8300SX): New macro.
7213 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
7214 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
7215 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
7216 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
7218 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
7219 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
7220 16-bit pointers and 32-bit ints.
7221 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
7222 CONST_DOUBLE with mode no wider than SImode.
7223 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
7225 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
7226 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
7228 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
7229 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
7230 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
7232 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7234 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
7236 2004-07-07 Per Bothner <per@bothner.com>
7238 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
7240 2004-07-07 Mike Stump <mrs@apple.com>
7242 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
7243 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
7244 (machopic_finish): Likewise.
7246 2004-07-07 Richard Henderson <rth@redhat.com>
7248 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
7249 through any value-preserving cast.
7251 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
7253 * function.c (assign_parm_find_data_types): Call
7254 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
7256 2004-07-07 Steven Bosscher <stevenb@suse.de>
7258 * tree-cfg.c (group_case_labels): Remove case labels that have
7259 the same target as the default case.
7261 2004-07-07 Steven Bosscher <stevenb@suse.de>
7263 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
7264 regardless of DECL_LANG_SPECIFIC being present or not.
7265 * tree.h (DECL_NUM_STMTS): Purge.
7267 2004-07-07 Andrew Pinski <apinski@apple.com>
7269 * configure: Regenerate with the right autoconf.
7271 2004-07-07 David Edelsohn <edelsohn@gnu.org>
7273 * ifcvt.c (total_bb_rtx_cost): New function.
7274 (find_if_case_1): Compare rtx_cost of basic block to cost of
7276 (find_if_case_2): Same.
7278 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7281 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
7282 (output_return): Likewise.
7283 (output_sibcall): Abort if !flag_delayed_branch.
7284 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
7285 (emit_and_preserve): New function.
7286 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
7287 indirect jump to the thunked-to function if !flag_delayed_branch.
7288 * config/sparc/sparc.md (delayed_branch): New attribute.
7289 (load_pcrel_sym): Honor flag_delayed_branch. Use above
7290 attribute to compute the length of the insn.
7291 (goto_handler_and_restore): Likewise.
7293 2004-07-07 Andrew Pinski <apinski@apple.com>
7295 PR tree-optimization/15777
7296 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
7298 * expr.c (expand_expr_real_1): Fix formating.
7299 BUFFER_REF and IN_EXPR are dead.
7300 * fold-const.c (non_lvalue): BUFFER_REF is dead.
7301 * tree-inline.c (estimate_num_insns_1): Likewise.
7302 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
7303 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
7304 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
7306 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
7308 * collect2.c (dump_file): Don't call cplus_demangle if
7309 HAVE_LD_DEMANGLE is defined.
7310 (main): Pass "--demangle" to ld if no_demangle is not 0 and
7311 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
7312 if HAVE_LD_DEMANGLE is defined.
7314 * configure.ac (--with-demangler-in-ld): Added
7315 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
7316 --with-demangler-in-ld is used.
7317 * config.in: Regenerated.
7318 * configure: Likewise.
7320 2004-07-07 Roger Sayle <roger@eyesopen.com>
7322 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
7323 for simple floating point operations "fp", double precision
7324 multiplication "dmul", and single and double precision division
7325 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
7326 (ppc630_cost): New table split from ppc620_cost, to distinguish
7327 differences in floating point latencies.
7328 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
7329 (rs6000_rtx_costs): Add support for single and double precision
7330 floating point addition, subtraction, multiplication, division,
7331 fused-multiply-add, fused-multiply-sub, negation, absolute value
7332 and negative absolute value. Tweak MEM case to use prefered idiom.
7334 2004-07-07 Richard Henderson <rth@redhat.com>
7336 * tree-flow-inline.h (may_propagate_copy): Move...
7337 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
7338 attempt to copy between types requiring conversion.
7339 * tree-flow.h (may_propagate_copy): Update decl.
7340 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
7342 2004-07-07 Jakub Jelinek <jakub@redhat.com>
7344 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
7345 from -mtune= option.
7347 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
7349 * builtins.c: Rename movstr*, except for movstrict*, to
7350 movmem* and clrstr* to clrmem*.
7353 * genopinit.c: Likewise.
7354 * integrate.c: Likewise.
7355 * local-alloc.c: Likewise.
7356 * optabs.c: Likewise.
7357 * optabs.h: Likewise.
7358 * config/alpha/alpha.h: Likewise.
7359 * config/alpha/alpha.md: Likewise.
7360 * config/arm/arm-protos.h: Likewise.
7361 * config/arm/arm.c: Likewise.
7362 * config/arm/arm.md: Likewise.
7363 * config/avr/avr.md: Likewise.
7364 * config/c4x/c4x.c: Likewise.
7365 * config/c4x/c4x.md: Likewise.
7366 * config/frv/frv.md: Likewise.
7367 * config/i386/i386-protos.h: Likewise.
7368 * config/i386/i386.c: Likewise.
7369 * config/i386/i386.h: Likewise.
7370 * config/i386/i386.md: Likewise.
7371 * config/i860/i860.c: Likewise.
7372 * config/i860/i860.md: Likewise.
7373 * config/ip2k/ip2k.md: Likewise.
7374 * config/ip2k/libgcc.S: Likewise.
7375 * config/ip2k/t-ip2k: Likewise.
7376 * config/m32r/m32r.c: Likewise.
7377 * config/m32r/m32r.md: Likewise.
7378 * config/mcore/mcore.md: Likewise.
7379 * config/mips/mips.c: Likewise.
7380 * config/mips/mips.md: Likewise.
7381 * config/ns32k/ns32k.c: Likewise.
7382 * config/ns32k/ns32k.h: Likewise.
7383 * config/ns32k/ns32k.md: Likewise.
7384 * config/pa/pa.c: Likewise.
7385 * config/pa/pa.md: Likewise.
7386 * config/pdp11/pdp11.h: Likewise.
7387 * config/pdp11/pdp11.md: Likewise.
7388 * config/rs6000/rs6000.c: Likewise.
7389 * config/rs6000/rs6000.md: Likewise.
7390 * config/s390/s390-protos.h: Likewise.
7391 * config/s390/s390.c: Likewise.
7392 * config/s390/s390.md: Likewise.
7393 * config/sh/lib1funcs.asm: Likewise.
7394 * config/sh/sh.c: Likewise.
7395 * config/sh/sh.md: Likewise.
7396 * config/sh/t-sh: Likewise.
7397 * config/sparc/sparc.h: Likewise.
7398 * config/vax/vax.md: Likewise.
7399 * config/xtensa/xtensa.c: Likewise.
7400 * config/xtensa/xtensa.md: Likewise.
7401 * doc/invoke.texi: Likewise.
7402 * doc/md.texi: Likewise.
7403 * doc/rtl.texi: Likewise.
7405 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
7408 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
7409 * config/mips/mips.c (mips_declare_common_object): New function,
7410 mostly split out from...
7411 (mips_output_aligned_decl_common): ...here.
7412 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
7413 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
7414 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
7415 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
7417 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7420 * function.c (assign_parms): Fix typo from previous change.
7422 2004-07-07 Jason Merrill <jason@redhat.com>
7425 * doc/extend.texi (C++ Interface): Correct information and
7428 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
7433 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
7436 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7439 * config/m32r/m32r.c (m32r_function_symbol): New function:
7440 Generate a symbol name RTX with the correct m32r specific flags
7442 (block_move_call): Use new function to generate correct symbol.
7443 * config/m32r/m32r-protos.h: Add prototype for new funcion.
7444 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
7447 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
7449 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
7450 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
7451 TYPE_BINFO_BASETYPE): Remove.
7452 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
7454 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
7456 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
7457 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
7458 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
7459 (struct tree_binfo): Rename base_types to base_binfos.
7460 * alias.c (record_component_aliases): Adjust BINFO macros.
7461 * dbxout.c (dbxout_type): Likewise.
7462 * dwarf2out.c (gen_member_die): Likewise.
7463 * sdbout.c (sdbout_one_type): Likewise.
7464 * tree-dump.c (deque_and_dump): Likewise.
7465 * config/i386/i386.c (classify_argument,
7466 contains_128bit_aligned_vector_p): Likewise.
7468 2004-07-07 Nick Clifton <nickc@redhat.com>
7470 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
7471 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
7473 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
7475 * vec.h: Fix the example use.
7477 2004-07-06 Richard Henderson <rth@redhat.com>
7479 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
7480 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
7481 * tree-inline.c (copy_body_r, setup_one_parameter,
7482 initialize_inlined_parameters, expand_call_inline,
7483 declare_inline_vars): Don't check it.
7484 (expand_calls_inline): Remove old version, rename new version
7485 from gimple_expand_calls_inline.
7486 * tree-optimize.c (execute_gimple): Remove.
7487 (pass_gimple): Don't run anything.
7489 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
7491 * doc/sourcebuild.texi: Use semicolons instead of commas in
7494 2004-07-06 Richard Henderson <rth@redhat.com>
7496 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
7497 (sra_walk_modify_expr, scan_init): Likewise.
7498 (generate_element_zero): Check visited before scanning children.
7499 (generate_element_init): Set visited on error.
7500 (scalarize_init): Handle generate_element_init failure similar
7503 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
7505 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
7506 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
7508 2004-07-06 Richard Henderson <rth@redhat.com>
7510 * config/i386/i386.c (legitimize_pic_address): Make static.
7511 (legitimize_address): Handle CONST with TLS operand.
7512 (ix86_expand_move): Don't call legitimize_pic_address directly.
7513 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
7515 2004-07-06 Roger Sayle <roger@eyesopen.com>
7517 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
7518 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
7519 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
7520 is currently executed unconditionally, i.e. not in "else_bb".
7522 2004-07-06 Steven Bosscher <stevenb@suse.de>
7524 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
7525 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7526 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
7527 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7528 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
7529 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7530 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
7531 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7532 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
7533 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7534 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
7535 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7536 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
7537 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7538 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
7539 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
7541 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
7543 * dojump.c (do_jump): REFERENCE_EXPR is dead.
7544 * expr.c (expand_expr_real_1): Ditto.
7545 * tree-inline.c (estimate_num_insns_1): Ditto.
7546 * tree-pretty-print.c (dump_generic_node): Ditto.
7550 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
7552 * tree-ssa-pre.c (reference_node_pool): New pool.
7553 (find_or_generate_expression): Class 'r' is okay too.
7554 (create_value_expr_from): Ditto.
7555 (add_to_sets): LHS should not include vuses.
7557 (compute_avail): Reverse ordering of tests.
7558 Valuize INDIRECT_REF as well.
7560 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
7562 PR rtl-optimization/16380
7563 * loop.c (check_dbra_loop): Sink comparison instructions if they
7564 do something other than set cc0.
7566 2004-07-06 James E Wilson <wilson@specifixinc.com>
7568 * doc/interface.texi (longjmp and automatic variables): Delete
7569 paragraph recommending taking the address of a variable.
7571 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
7573 * vec.h (VEC_embedded_alloc): Remove.
7574 (VEC_embedded_size, VEC_embedded_init): New.
7575 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
7577 (VEC_truncate): New.
7578 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
7579 (vec_embedded_alloc): Remove.
7580 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
7581 (vec_embedded_alloc): Remove.
7583 2004-07-06 Mark Mitchell <mark@codesourcery.com>
7585 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
7586 (gt-langhooks.h): Remove.
7588 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
7590 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
7592 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7594 * config/sparc/sparc.c (get_pc_symbol): Rename into
7595 add_pc_to_pic_symbol.
7596 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
7597 (load_pic_register): Account for previous changes.
7598 Use reg_names. Don't create the label twice.
7599 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
7600 UNSPEC_LOAD_PCREL_SYM.
7601 (get_pc): Rename into load_pcrel_sym. Add predicate to
7602 operands. Remove condition.
7604 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
7606 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
7607 RECORD, UNION & QUAL_UNION is actually a binfo.
7609 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
7610 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
7611 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
7612 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
7613 * dwarf2out.c (add_data_member_location_attribute): Likewise.
7614 (gen_inheritance_die): Likewise.
7615 * tree-dump.c (deque_and_dump): Likewise.
7616 * doc/c-tree.texi (Binfos): Add under reconstruction note.
7618 2004-07-06 Steven Bosscher <stevenb@suse.de>
7620 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7622 * config/mcore/mcore.md: Model memory latency with a simple DFA
7623 pipeline description instead of a define_function_unit.
7625 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7627 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
7628 * langhooks.h (var_mod_type_p): Likewise.
7629 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
7630 * expr.c (count_type_elements): Properly handle return from
7631 array_type_nelts and properly test for overflow.
7632 * gimplify.c (gimplify_init_constructor): Properly handle return
7633 from array_type_nelts.
7634 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
7635 * integrate.c (copy_decl_for_inlining): Correct comments.
7636 * tree-inline.c (remap_decl): Update comments, remove dead code,
7637 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
7638 (remap_type): Only remap if variably modified by vars in function
7640 (copy_body_r): Use compatible_type langhooks to see when can fold.
7641 (setup_one_parameter): Don't remap type.
7642 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
7643 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
7644 compute TREE_INVARIANT for decl case.
7645 (find_var_from_fn): New function.
7646 (variably_modified_type_p): Add arg and call new function.
7647 * tree.h (variably_modified_type_p): Add extra arg.
7649 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7651 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
7652 (goto_handler_and_restore_v9): Delete disabled insn.
7653 (goto_handler_and_restore_v9_sp64): Likewise.
7655 2004-07-05 Roger Sayle <roger@eyesopen.com>
7657 * calls.c (load_register_parameters): Call expand_shift instead
7658 of expand_binop with ashl_optab (or other shift optab) directly.
7659 * expr.c (emit_group_load, emit_group_store): Likewise.
7660 * function.c (assign_parm_setup_block): Likewise.
7661 * stmt.c (shift_return_value): Likewise.
7663 2004-07-05 Jakub Jelinek <jakub@redhat.com>
7665 * expr.c (expand_assignment): Disable the bitfield += optimizations.
7667 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7669 * doc/sourcebuild.texi: Revert previous patch.
7671 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7673 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
7674 TARGET_MEM_FUNCTIONS.
7675 * system.h: Poison TARGET_MEM_FUNCTIONS.
7676 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
7677 bcmp_libfunc, bzero_libfunc): Remove.
7678 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
7680 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
7681 * doc/standards.texi: Don't mention calling BSD string functions.
7682 * doc/invoke.texi: Likewise. Mention that memmove may be called.
7683 * config/vax/t-memfuncs: New.
7684 * config/memcmp.c, config/memcpy.c, config/memmove.c,
7685 config/memset.c: New.
7686 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
7687 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
7689 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
7690 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
7691 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
7692 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
7693 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
7694 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
7695 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
7696 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
7697 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
7698 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
7700 2004-07-05 Richard Henderson <rth@redhat.com>
7702 * function.c (assign_parm_setup_reg): Properly rename variables in
7703 FUNCTION_ARG_CALLEE_COPIES section.
7705 2004-07-05 Zack Weinberg <zack@codesourcery.com>
7707 * tree-mudflap.c: Include cgraph.h.
7708 (mf_init_extern_trees): Rename to mudflap_init. Export.
7709 Rewrite to create synthetic declarations instead of looking
7710 up declarations from mf-runtime.h.
7711 (mf_make_builtin, mf_make_cache_struct_type): New functions.
7712 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
7714 (execute_mudflap_function_decls, mudflap_register_call):
7715 Don't call mf_init_extern_trees.
7716 (mudflap_finish_file): Use cgraph_build_static_cdtor.
7718 * tree-mudflap.h: Update prototypes.
7719 * c-mudflap.c: Delete file.
7720 * c-common.c: Include tree-mudflap.h.
7721 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
7722 * Makefile.in: Remove all references to c-mudflap.o.
7723 Update dependencies.
7725 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7727 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
7728 displacements with the spatial-locality cache-control completer.
7730 2004-07-05 Zack Weinberg <zack@codesourcery.com>
7732 * langhooks.c: Don't include gt-langhooks.h.
7733 (var_labelno): Delete.
7734 (lhd_set_decl_assembler_name): Do not append a distinguishing
7735 number to file-scope internal-linkage declarations for the first
7736 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
7737 the declaration itself (if at block scope), or its containing
7738 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
7741 * opts.c (cur_in_fname): New global.
7742 * opts.h: Declare it.
7743 * tree.c: Include opts.h.
7744 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
7745 DECL_UID equal to cur_in_fname.
7746 (copy_node_stat): Do not change DECL_UID when copying a
7747 TRANSLATION_UNIT_DECL.
7748 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
7749 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
7751 * c-decl.c (c_static_assembler_name): Delete.
7752 * c-tree.h (c_static_assembler_name): Delete prototype.
7753 * c-lang.c, objc/objc-lang.c: Don't override
7754 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
7756 * Makefile.in (tree.o): Update dependencies.
7757 (GTFILES): Remove langhooks.c.
7759 2004-07-05 Roger Sayle <roger@eyesopen.com>
7761 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
7762 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
7763 Normalize "X % C" as "X % -C" for signed modulus and negative C.
7764 Optimize "X % -Y" as "X % Y" for signed modulus.
7765 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
7766 into "((unsigned) X % Y) == 0".
7768 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
7770 * sourcebuild.texi (Config Fragments): Use @comma{} in
7771 cross-reference to section title.
7773 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7775 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
7776 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
7777 (gimplify_target_expr, gimplify_expr): Likewise.
7778 (copy_if_shared_r): No longer need special case for BIND_EXPR.
7779 (unshare_body, unvisit_body): Only look at nested if BODY_P is
7781 (gimplify_compound_lval): See if we can strip any useless conversion.
7782 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
7784 (gimplify_modify_expr_to_memset): Likewise.
7785 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
7786 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
7787 (declare_inline_vars): Likewise.
7788 (walk_type_fields): New function.
7789 (walk_tree): Use it.
7790 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
7792 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
7793 (sra_walk_modify_expr): Allow init function to fail.
7794 (scan_init): Now returns bool.
7795 (generate_element_init): If can't understand INIT, return false.
7796 (scalarize_init): Return false if generate_element_init does.
7798 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
7801 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
7802 bounds if bounds aren't constant.
7804 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
7806 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
7807 to type hooks; remove bogus PARAMS.
7809 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
7811 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
7812 * dwarf2out.c (add_data_member_location_attribute): Check for
7814 * tree.c (tree_node_kinds): Add "binfos".
7815 (binfo_lang_slots): New.
7816 (make_node_stat): Add TREE_BINFO.
7817 (make_tree_binfo_stat): New.
7818 (tree_node_structure): Add TREE_BINFO.
7819 * tree.def (TREE_BINFO): New.
7820 * tree.h (REC_OR_UNION_CHECK): Rename to ...
7821 (RECORD_OR_UNION_CHECK): ... here.
7822 (NOT_RECORD_OR_UNION_CHECK): New.
7823 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
7824 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
7825 RECORD_OR_UNION_CHECK.
7826 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
7827 (TYPE_LANG_SLOT_1): New.
7828 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
7829 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
7830 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
7831 (BINFO_ELTS): Remove.
7832 (BINFO_LANG_SLOT): New.
7833 (struct tree_binfo): New.
7834 (binfo_lang_slots): Declare.
7835 (enum tree_node_structure_enum): Add TS_BINFO.
7836 (union tree_node): Add binfo.
7837 (make_tree_binfo_stat): Declare.
7838 (make_tree_binfo): New.
7839 (enum tree_node_kind): Add binfo_kind.
7841 * objc/objc-act.c (start_class, objc_declare_protocols,
7842 start_protocols): Use TYPE_LANG_SLOT_1.
7843 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
7845 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
7846 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
7847 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
7848 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
7850 2004-07-05 Steven Bosscher <stevenb@suse.de>
7852 * rtl.h (struct rtx_def): Remove the integrated flag.
7853 Use the return_val flag for MEM_SCALAR_P.
7854 Reshuffle and update flags in CLEAR_RTX_FLAGS.
7856 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
7859 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
7860 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
7863 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
7865 * var-tracking.c: Fix some comments.
7866 (frame_stack_adjust): New.
7867 (vt_stack_adjustments): Init stack_adjust of entry block to
7868 minus stack adjustment of function prologue.
7869 (adjust_stack_reference): Do not adjust if adjustment == 0.
7870 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
7871 (emit_notes_in_bb): Likewise.
7872 (vt_add_function_parameters): Do not adjust locations of
7874 (vt_initialize): Compute the stack adjustment of function
7875 prologue and offset the initial "location" of frame_base_decl
7876 from the stack pointer after prologue.
7878 2004-07-04 Richard Henderson <rth@redhat.com>
7880 * function.c (struct assign_parm_data_all): New.
7881 (struct assign_parm_data_one): New.
7882 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
7883 assign_parm_find_data_types, assign_parms_setup_varargs,
7884 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
7885 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
7886 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
7887 assign_parm_setup_block, assign_parm_setup_reg,
7888 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
7889 (assign_parms): ... here.
7891 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
7893 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
7894 now are bitmap_set_t's.
7895 (bitmap_insert_into_set): No point in inserting the value if
7897 (bitmap_set_contains): New function.
7898 (bitmap_set_replace_value): Add comment on why we do it
7900 (set_contains): Removed.
7901 (bitmap_set_subtract_from_value_set): New name of
7902 set_subtract now that it's arguments are two different
7905 (bitmap_find_leader): Change algorithm used.
7906 (find_or_generate_expression): Update use of functions for new
7908 (create_expression_by_pieces): Ditto.
7909 (insert_aux): Ditto.
7911 (add_to_sets): Ditto.
7913 (execute_pre): Ditto.
7914 (compute_avail): Ditto.
7915 Also ignore virtual phis.
7917 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7919 * combine.c (simplify_comparison): Fix comment typo.
7921 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7923 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
7924 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
7925 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
7926 (output_restore): Change parameter from 'insn' to 'pat'.
7927 (output_return): Adjust call to output_restore.
7928 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
7929 Adjust call to output_restore.
7931 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7933 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
7934 and assert system is bsd.
7936 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7938 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
7939 (TARGET_SWITCHES): Remove -mdebugc.
7940 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7941 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
7942 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
7943 (sle_[sd]i_reg): Delete.
7945 2004-07-04 Steven Bosscher <stevenb@suse.de>
7947 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7949 * config/iq2000/iq2000.md: Translate old pipeline description to an
7952 2004-07-04 Roger Sayle <roger@eyesopen.com>
7954 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
7955 Ensure the replacement rhs is valid gimple before performing
7956 the substitution. Return false if these sanity checks fail.
7957 (fold_stmt): Only set changed to true, if set_rhs returns true.
7958 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
7961 2004-07-04 Richard Henderson <rth@redhat.com>
7964 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
7966 2004-07-04 Mark Mitchell <mark@codesourcery.com>
7968 * configure.ac (ranlib_flags): New variable.
7969 * Makefile.in (RANLIB_FLAGS): New variable.
7970 (libbackend.a): Use it.
7971 * configure: Regenerated.
7973 2004-07-04 Roger Sayle <roger@eyesopen.com>
7975 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
7976 a "sign mask" instead of using ashr_optab directly.
7978 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7980 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
7981 * doc/cppopts.texi: Clarify processing of command-line defines.
7983 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
7985 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
7987 2004-07-04 Richard Henderson <rth@redhat.com>
7989 * rtl.def (ADDRESSOF): Remove.
7990 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
7991 (find_base_term, memrefs_conflict_p): Likewise.
7992 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
7993 (fold_rtx, cse_insn, set_live_p): Likewise.
7994 * dwarf2out.c (mem_loc_descriptor): Likewise.
7995 (add_location_or_const_value_attribute): Likewise.
7996 * emit-rtl.c (copy_insn_1): Likewise.
7997 * explow.c (memory_address): Likewise.
7998 * expmed.c (store_split_bit_field): Likewise.
7999 * expr.c (expand_expr_real_1): Likewise.
8000 * function.c (instantiate_decl
8001 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
8002 * genrecog.c (preds, validate_pattern): Likewise.
8003 * integrate.c (copy_rtx_and_substitute): Likewise.
8004 * recog.c (general_operand, register_operand): Likewise.
8005 (memory_address_p): Likwise.
8006 * reload1.c (eliminate_regs, elimination_effects): Likewise.
8007 * rtl.c (copy_rtx): Likewise.
8008 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
8009 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
8010 * rtlhooks.c (gen_lowpart_general): Likewise.
8011 * stmt.c (expand_asm_operands): Likewise.
8012 * web.c (entry_register, replace_ref, web_main): Likewise.
8013 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
8014 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
8015 * config/arm/arm.c (thumb_rtx_costs): Likewise.
8016 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
8017 * config/frv/frv.c (move_destination_operand, move_source_operand,
8018 condexec_dest_operand, condexec_source_operand,
8019 condexec_memory_operand): Likewise.
8020 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
8021 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
8022 (destination_xfmode_operand): Likewise.
8023 * config/mips/mips.h (PREDICATE_CODES): Likewise.
8024 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
8025 * config/s390/s390.c (general_s_operand): Likewise.
8026 * config/s390/s390.md (mov*): Likewise.
8027 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
8029 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
8030 * expr.c (expand_expr_real_1): Likewise.
8031 * stmt.c (expand_decl): Likewise.
8032 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8034 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
8035 postponed_insns, put_var_into_stack, put_reg_into_stack,
8036 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
8037 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
8038 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
8039 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
8040 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
8041 purge_bitfield_addressof_replacements, purge_addressof_replacements,
8042 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
8043 struct insns_for_mem_walk_info, insns_for_mem_walk,
8044 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
8045 setjmp_protect_args): Remove.
8046 (push_function_context_to): Don't handle var_refs_queue.
8047 (pop_function_context_from, free_after_compilation): Likewise.
8048 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
8049 (assign_parms, allocate_struct_function): Likewise.
8050 (use_register_for_decl): New.
8051 (expand_function_end): Don't setjmp_protect.
8052 * function.h (struct emit_status): Update commentary.
8053 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
8054 (max_parm_reg, parm_reg_stack_loc): Remove.
8055 * passes.c (DFI_addressof): Remove.
8056 (dump_file_info): Remove addressof.
8057 (rest_of_handle_addressof): Remove.
8058 (rest_of_compilation): Don't call it.
8059 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
8060 * stmt.c (expand_decl): Use use_register_for_decl.
8061 * tree.h: Update decls.
8062 * web.c (mark_addressof): Remove.
8063 * doc/invoke.texi (-dF): Remove.
8065 2004-07-03 Richard Henderson <rth@redhat.com>
8067 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
8068 instead of gen_mem_addressof.
8069 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
8070 TImode output register.
8072 2004-07-03 Richard Henderson <rth@redhat.com>
8074 PR tree-optimization/16341
8075 * tree-sra.c (sra_walk_function): Increment to next stmt before
8076 processing the current stmt.
8077 (sra_insert_after): Always use BSI_SAME_STMT.
8079 2004-07-03 Richard Henderson <rth@redhat.com>
8081 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
8084 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
8086 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
8087 with tree_int_cst_equal.
8089 2004-07-03 Andreas Schwab <schwab@suse.de>
8091 * config/ia64/ia64.md: Define new attribute "empty".
8092 (prologue_use, nop_x, insn_group_barrier): Set it.
8094 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
8095 skip over "empty" insns.
8097 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8099 * tree-inline.c (initialize_inlined_parameters): Pass proper function
8100 context to gimplify_body.
8101 (walk_tree): Don't walk into types twice.
8102 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
8104 * tree-sra.c (generate_element_init): Remove any useless conversions.
8106 * gimplify.c (gimplify_conversion): Remove stripping useless
8107 conversions from here.
8108 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
8109 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
8110 Unshare before substituting PLACEHOLDER_EXPR.
8111 (gimplify_modify_expr_to_memset): Likewise.
8112 Pass address of TO to memset, not TO itself.
8113 (gimplify_init_constructor): Make copy of OBJECT so we have it each
8114 time we make an expression (to match a PLACEHOLDER_EXPR).
8116 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
8117 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
8118 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
8119 * tree-ssa-dom.c (local_fold): Likewise.
8121 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
8122 * langhooks.h (strct lang_hooks): New field type_max_size.
8123 * function.c (assign_temp): Call it.
8125 2004-07-03 Steven Bosscher <stevenb@suse.de>
8127 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
8128 * config/sh/sh.md: Convert the SH1 pipeline description to
8131 2004-07-02 Zack Weinberg <zack@codesourcery.com>
8133 * c-decl.c (struct c_binding): Remove contour field; add
8134 depth, invisible, nested fields.
8135 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
8136 (B_IN_EXTERNAL_SCOPE): New convenience macros.
8137 (bind): Add invisible and nested arguments. Initialize
8138 new fields of struct c_binding; adjust loop scanning for
8140 (free_binding_and_advance): Clear structure with memset.
8141 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
8142 in file scope, even if it's in external scope too.
8143 (pushdecl): Adjust to match. Create invisible file-scope
8144 declarations for block-scope forward declarations of static functions.
8145 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
8146 (undeclared_variable, lookup_label, declare_label, define_label)
8147 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
8148 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
8149 (store_parm_decls_oldstyle): Adjust to match.
8150 (diagnose_mismatched_decls): Correct handling of linkage clashes.
8151 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
8153 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
8154 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
8156 2004-07-02 Richard Henderson <rth@redhat.com>
8158 * c-decl.c (grokdeclarator): Don't frob current_function_decl
8159 around variable_size.
8160 (set_decl_nonlocal): Remove.
8161 (store_parm_decls): Add stmts for pending sizes.
8162 * calls.c (calls_function, calls_function_1): Remove.
8163 (precompute_arguments): Don't call it.
8164 * cfgexpand.c (set_save_expr_context): Remove.
8165 (tree_expand_cfg): Don't call it.
8166 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
8167 (dwarf2out_finish): Likewise.
8168 * expr.c (emit_block_move): Adjust addresses to BLKmode.
8169 (store_constructor): Don't pre-evaluate SAVE_EXPR.
8170 (safe_from_p): Don't queue SAVE_EXPRs.
8171 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
8172 or build plain VAR_DECLs.
8173 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
8175 (fold_checksum_tree): Don't special-case SAVE_EXPR.
8176 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
8177 (put_var_into_stack): Don't handle SAVE_EXPR.
8178 (gen_mem_addressof): Likewise.
8179 * function.h (struct function): Remove x_save_expr_regs.
8180 (save_expr_regs): Remove.
8181 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
8182 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
8183 * stor-layout.c (variable_size): Don't set it.
8184 (force_type_save_exprs, force_type_save_exprs_1): Remove.
8185 * tree-inline.c (remap_save_expr): Remove fn argument. Update
8186 all callers. Don't set SAVE_EXPR_CONTEXT.
8187 * tree-inline.h (remap_save_expr): Update decl.
8188 * tree.c (save_expr): Update build size.
8189 (first_rtl_op): Don't handle SAVE_EXPR.
8190 (unsave_expr_1, contains_placeholder_p): Likewise.
8191 (decl_function_context): Likewise.
8192 * tree.def (SAVE_EXPR): Remove args 1 and 2.
8193 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
8194 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
8196 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
8198 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
8199 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
8200 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
8201 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
8202 some first-person references and patronizing comments. Based on
8204 * doc/invoke.texi: Don't reference fortran@gnu.org.
8205 * doc/trouble.texi (Warning when a non-void function value is
8206 ignored): Rewrite. From Russ Allbery and Chris Devers.
8208 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
8210 * tree-ssa-pre.c (bitmap_set_t): New.
8211 (bb_value_sets): avail_out is now a bitmap_set_t.
8212 (bitmap_find_leader): New function.
8213 (bitmap_value_insert_into_set): Ditto.
8214 (bitmap_set_copy): Ditto.
8215 (bitmap_value_replace_in_set): Ditto.
8216 (bitmap_set_contains_value): Ditto.
8217 (bitmap_set_new): Ditto.
8218 (bitmap_set_pool): New pool.
8219 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
8220 (insert_aux): Ditto.
8221 (add_to_sets): Ditto.
8222 (compute_avail): Ditto
8226 (execute_pre): Ditto.
8228 2004-07-02 Roger Sayle <roger@eyesopen.com>
8230 * config/rs6000/rs6000.c (struct processor_costs): New structure
8231 used to hold instruction latencies/sizes for processor types.
8232 (rs6000_cost): New global variable pointing to current CPU's costs.
8233 (rs6000_override_options): Initialize rs6000_cost to point to the
8234 appropriate cost table based upon rs6000_cpu and optimize_size.
8235 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
8238 2004-07-02 Richard Henderson <rth@redhat.com>
8240 * expmed.c (make_tree): Don't use SET_DECL_RTL.
8242 2004-07-02 Steven Bosscher <stevenb@suse.de>
8244 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
8246 2004-07-01 Richard Henderson <rth@redhat.com>
8248 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
8249 (alpha_gp_save_rtx): Use assign_stack_local instead of
8252 2004-07-01 Richard Henderson <rth@redhat.com>
8254 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
8255 (alpha_rtx_cost_data): Update to match.
8256 (alpha_rtx_cost_size): New.
8257 (alpha_rtx_costs): Honor optimize_size.
8259 2004-07-01 Richard Henderson <rth@redhat.com>
8261 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
8262 * cfgexpand.c (tree_expand_cfg): Do it here.
8263 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
8264 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
8265 * config/mips/mips.c (mips_output_mi_thunk): And here.
8266 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
8267 * config/sh/sh.c (sh_output_mi_thunk): And here.
8268 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
8270 2004-07-01 Richard Henderson <rth@redhat.com>
8272 * tree.def (RTL_EXPR): Remove.
8273 * c-typeck.c (lvalue_p): Don't handle it.
8274 * expr.c (safe_from_p): Likewise.
8275 (expand_expr_real_1): Likewise.
8276 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
8277 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
8278 * gengtype.c (adjust_field_tree_exp): Likewise.
8279 * stmt.c (warn_if_unused_value): Likewise.
8280 * tree-gimple.c (recalculate_side_effects): Likewise.
8281 * tree-pretty-print.c (dump_generic_node): Likewise.
8282 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
8283 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
8284 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
8286 * stmt.c (struct stmt_status): Remove x_last_expr_type,
8287 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
8288 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
8289 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
8290 all the bits that tracked last_expr.
8291 (expand_end_bindings): Don't track last_expr.
8292 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
8293 (clear_last_expr): Remove.
8294 (expand_asm): Don't call it.
8295 (expand_asm_operands, expand_end_cond): Likewise.
8296 (expand_naked_return, expand_null_return_1): Likewise.
8297 * c-typeck.c (c_begin_compound_stmt): Likewise.
8298 * cfgexpand.c (expand_block): Use expand_expr_stmt.
8299 * expr.c (expand_expr_real_1): Likewise.
8300 * tree.h: Update prototypes.
8302 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
8303 (struct emit_status): Remove sequence_rtl_expr.
8304 (struct function): Remove x_rtl_expr_chain.
8305 (seq_rtl_expr, rtl_expr_chain): Remove.
8306 * function.c (struct temp_slot): Remove rtl_expr.
8307 (assign_stack_temp_for_type): Don't set it.
8308 (free_temp_slots, pop_temp_slots): Don't check it.
8309 (free_after_compilation): Don't clear x_rtl_expr_chain.
8310 (fixup_var_refs): Don't search it.
8311 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
8312 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
8314 (push_topmost_sequence): Likewise.
8315 (end_sequence, init_emit): Likewise.
8316 (start_sequence_for_rtl_expr): Remove.
8317 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
8318 * rtl.h (preserve_rtl_expr_result): Remove.
8320 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
8322 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
8323 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
8326 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
8328 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
8329 (STANDARD_STARTFILE_PREFIX_2): Define.
8330 (standard_startfile_prefix_1): Initialize to
8331 STANDARD_STARTFILE_PREFIX_1.
8332 (standard_startfile_prefix_2): Initialize to
8333 STANDARD_STARTFILE_PREFIX_2.
8334 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
8335 (STANDARD_STARTFILE_PREFIX_1): Define.
8336 (STANDARD_STARTFILE_PREFIX_2): Define.
8337 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
8338 (STANDARD_STARTFILE_PREFIX_2): Document.
8340 2004-07-01 Richard Henderson <rth@redhat.com>
8342 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
8343 in order to disable scalarization. Instead set a flag and wait
8344 for a candidate decl.
8346 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
8348 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
8349 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
8350 Use terminology "testsuite" and "enumerated".
8352 2004-07-01 Richard Henderson <rth@redhat.com>
8354 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
8355 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
8356 (initial_return_save): Likewise.
8357 (flush_queued_reg_saves): Remap register numbers.
8358 (dwarf2out_return_reg): Likewise.
8360 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8362 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
8364 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
8365 access functions for lower bound and element size and only output
8366 if lower bound nonzero or element size not same as that of type.
8367 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
8369 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8371 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
8373 2004-07-01 Per Bothner <per@bothner.com>
8375 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
8377 2004-07-01 Jakub Jelinek <jakub@redhat.com>
8379 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
8380 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
8381 first operand. Don't optimize if the bitfield is volatile.
8383 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8385 * c-pretty-print.c (pp_c_postfix_expression): Handle
8386 floating-point comparison operators.
8387 (pp_c_expression): Pass floating-point comparison
8388 operators to pp_c_postfix_expression.
8390 2004-07-01 Roger Sayle <roger@eyesopen.com>
8392 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
8393 rtx_cost instead of "had_mult" to determine whether the transformed
8394 expression is cheaper than the original.
8396 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
8398 * alias.c (get_alias_set, canon_rtx, get_addr,
8399 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
8401 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
8402 expand_builtin): Likewise.
8403 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
8405 * combine.c (can_combine_p, combinable_i3pat, try_combine,
8406 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
8407 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
8408 record_dead_and_set_regs_1, get_last_value_validate,
8409 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
8410 * cse.c (check_dependence, canon_hash, equiv_constant,
8411 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
8412 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
8413 count_reg_usage): Likewise.
8414 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
8415 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
8416 cselib_record_sets): Likewise.
8417 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
8418 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
8419 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
8420 * df.c (df_uses_record): Likewise.
8421 * dojump (do_jump): Likewise.
8422 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
8423 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
8424 decl_start_label): Likewise.
8425 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
8426 operand_subword, change_address_1, make_safe_from): Likewise.
8427 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
8428 stabilize, force_not_mem): Likewise.
8429 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
8430 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
8431 * expr.c (convert_move, convert_modes, emit_block_move,
8432 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
8433 emit_move_insn_1, expand_assignment, store_expr,
8434 store_constructor_field, store_constructor, store_field,
8435 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
8437 * final.c (cleanup_subreg_operands, alter_subreg,
8438 get_mem_expr_from_op): Likewise.
8439 * flow.c (notice_stack_pointer_modification_1,
8440 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
8442 * function.c (mark_temp_addr_taken, preserve_temp_slots,
8443 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
8444 optimize_bit_field, flush_addressof, purge_addressof_1,
8445 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
8446 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
8447 keep_stack_depressed): Likewise.
8448 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
8449 noce_process_if_block, find_memory): Likewise.
8450 * integrate.c (subst_constants, allocate_initial_values): Likewise.
8451 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
8452 update_equiv_regs): Likewise.
8453 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
8454 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
8455 * optabs.c (expand_abs, emit_unop_insn): Likewise.
8456 * passes.c (rest_of_handle_final): Likewise.
8457 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
8458 move2add_note_store): Likewise.
8459 * ra-build.c (detect_remat_webs): Likewise.
8460 * ra-debug.c (dump_static_insn_cost): Likewise.
8461 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
8462 * recog.c (validate_change, apply_change_group, cancel_changes,
8463 validate_replace_rtx_1, general_operand, register_operand,
8464 nonmemory_operand, push_operand, pop_operand, memory_operand,
8465 indirect_operand, asm_operand_ok, offsettable_memref_p,
8466 offsettable_nonstrict_memref_p, constrain_operands,
8467 store_data_bypass_p): Likewise.
8468 * reg-stack.c (subst_stack_regs_pat): Likewise.
8469 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
8470 copy_cost, reg_scan_mark_refs): Likewise.
8471 * regmove.c (optimize_reg_copy_3, stack_memref_p,
8472 combine_stack_adjustments_for_block): Likewise.
8473 * regrename.c (copyprop_hardreg_forward_1): Likewise.
8474 * reload.c (can_reload_into, push_reload, decompose, immune_p,
8475 find_reloads, find_reloads_address, find_reloads_address_1,
8476 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
8477 find_equiv_reg): Likewise.
8478 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
8479 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
8480 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
8481 delete_address_reloads): Likewise.
8482 * resource.c (mark_referenced_resources): Likewise.
8483 * rtlanal.c (get_jump_table_offset, count_occurrences,
8484 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
8485 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
8486 num_sign_bit_copies1): Likewise.
8487 * rtlhooks.c (gen_lowpart_general): Likewise.
8488 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
8489 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
8490 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
8491 sdbout_global_decl): Likewise.
8492 * simplify-rtx.c (simplify_subreg): Likewise.
8493 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
8494 expand_anon_union_decl, expand_end_case_type): Likewise.
8495 * unroll.c (calculate_giv_inc): Likewise.
8496 * var-tracking.c (stack_adjust_offset_pre_post,
8497 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
8498 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
8499 vt_add_function_parameters): Likewise.
8500 * varasm.c (make_var_volatile, notice_global_symbol,
8501 assemble_external, decode_addr_const, mark_weak,
8502 default_encode_section_info): Likewise.
8504 2004-07-01 Steven Bosscher <stevenb@suse.de>
8506 * stmt.c (check_seenlabel): Remove.
8507 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
8509 2004-07-01 Richard Henderson <rth@redhat.com>
8511 * function.h (struct function): Remove x_function_call_count.
8512 (function_call_count): Remove.
8513 * calls.c (expand_call): Don't set it.
8514 * integrate.c (copy_rtx_and_substitute): Likewise.
8516 * function.h (struct function): Remove x_cleanup_label.
8517 (cleanup_label): Remove.
8518 * stmt.c (expand_value_return): Don't use it.
8519 * function.c (free_after_compilation): Don't set it.
8520 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
8521 * cfgexpand.c (tree_expand_cfg): Update call.
8522 * tree.h (expand_function_start): Update decl.
8524 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
8527 * c-lang.c (c_initialize_diagnostics): Move from here ...
8528 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
8529 (c_tree_printer): Use pretty-printer to format %T.
8530 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
8531 before '*' if not C++.
8532 (pp_c_direct_abstract_declarator): Don't try to print array upper
8533 bound for flexible array members.
8534 * c-tree.h: Include "diagnostic.h".
8535 (c_initialize_diagnostics): Declare.
8536 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
8537 * c-format.c (format_type_warning): New function. Improve
8538 diagnostics for incorrect format argument types.
8539 (check_format_types): Use it. Add two parameters. Use the
8540 TYPE_MAIN_VARIANT of wanted_type.
8541 (check_format_info_main): Pass new parameters to
8543 (struct format_wanted_type): Update comment.
8545 2004-07-01 Nick Clifton <nickc@redhat.com>
8547 * target.h (struct gcc_target): Add new field to struct cxx:
8548 import_export_class.
8549 * target-def.h (TARGET_CXX): Initialise the new field.
8550 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
8552 * doc/tm.texi: Document the new target hook.
8554 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8556 * builtins.c (fold_builtin_classify): Fix typo.
8558 2004-07-01 Richard Henderson <rth@redhat.com>
8560 * function.c (identify_blocks, identify_blocks_1): Remove.
8561 * function.h (identify_blocks): Remove.
8562 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
8564 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
8566 * builtins.c (fold_builtin_classify): New.
8567 (fold_builtin_unordered_cmp): Fix commentary.
8568 (fold_builtin): Use it.
8569 * builtins.def: Define builtins for isnan,
8570 isnanf, isnanl, finite, finitef, finitel,
8571 isinf, isinff, isinfl.
8573 2004-07-01 Richard Henderson <rth@redhat.com>
8575 * function.h (struct function): Remove dont_emit_block_notes.
8576 * gimple-low.c (lower_function_body): Don't set it.
8577 * cfgexpand.c (expand_block): Don't check it.
8578 * cfglayout.c (insn_locators_initialize): Likewise.
8579 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
8580 * passes.c (rest_of_compilation): Likewise.
8581 * stmt.c (expand_start_bindings_and_block): Likewise.
8582 (expand_end_bindings): Likewise.
8584 2004-07-01 Richard Henderson <rth@redhat.com>
8586 * cgraph.h (cgraph_build_static_cdtor): Declare.
8587 * cgraphunit.c (cgraph_build_static_cdtor): New.
8588 * c-objc-common.c (build_cdtor): Use it.
8589 * coverage.c (create_coverage): Likewise.
8590 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
8591 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
8593 See ChangeLog.11 for earlier changes.