1 2004-04-11 Aldy Hernandez <aldyh@redhat.com>
3 * config/rs6000/rs6000.md: Document why a pattern is not
6 * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
8 (branch_positive_comparison_operator): Do not allow NE even on the
11 2004-04-11 Aldy Hernandez <aldyh@redhat.com>
13 * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
14 in_text_unlikely_section to in_unlikely_text_section.
16 2004-04-11 Roger Sayle <roger@eyesopen.com>
18 * fold-const.c (fold_binary_op_with_conditional_arg): Tweak
19 calling convention to allow a NULL_TREE to be returned. Factor
20 sanity checks from callers, return NULL_TREE when appropriate.
21 (fold): Handle COMPOUND_EXPR operands of binary expressions
22 before COND_EXPR operands. Use reorder_operands_p(a,b) to check
23 whether a op (b,c) can be rewritten as (b, a op c). Simplify
24 calls to fold_binary_op_with_conditional_arg.
26 2004-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * config/mips/iris5.h (current_section_flags): Add
29 in_unlikely_executed_text and default case.
31 2004-04-11 Andreas Tobler <a.tobler@schweiz.ch>
33 * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
34 failure on solaris. Place ifdef HAVE_return around gen_ret call.
35 * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
36 HAVE_return and place it around the place where it is needed.
38 2004-04-11 Andrew Pinski <pinskia@physics.uc.edu>
40 * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
41 ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
42 and NORMAL_TEXT_SECTION_NAME.
43 (unlikely_text_section): Check targetm.have_named_sections
44 instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
45 instead of SECTION_FORMAT_STRING.
46 * config/mips/iris5.h (current_section_name): Add
47 in_unlikely_executed_text case and move the abort into the switch.
48 * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
49 (NORMAL_TEXT_SECTION_NAME): Remove.
50 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
51 (SECTION_FORMAT_STRING): Remove.
52 * defaults.h (SECTION_FORMAT_STRING): Remove.
53 * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
54 (SECTION_FORMAT_STRING): Remove.
56 2004-04-10 Joseph S. Myers <jsm@polyomino.org.uk>
58 * c-typeck.c (common_type): Prefer long long to long when same
61 2004-04-09 Zack Weinberg <zack@codesourcery.com>
64 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
66 * config/ia64/ia64.c (ia64_hpux_file_end): Check
67 TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
69 2004-04-09 Roger Sayle <roger@eyesopen.com>
71 * simplify-rtx.c (mode_signbit_p): New function to check whether
72 an RTX is an immediate constant that represents the most significant
73 bit of a given machine mode.
74 (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
76 (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
77 when C2 is the sign bit.
78 (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
79 is the sign bit. Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
82 2004-04-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
84 * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
87 2004-04-09 Andrew Pinski <pinskia@physics.uc.edu>
89 * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
90 of TREE_READONLY for types.
92 2004-04-09 Caroline Tice <ctice@apple.com>
94 * basic-block.h (struct edge_def): Add new field, crossing_edge.
95 (struct basic_block_def): Add new field, partition.
96 (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION): New constant macro
98 (partition_hot_cold_basic_blocks): Add extern function
100 * bb-reorder.c (function.h, obstack.h, expr.h, regs.h): Add four new
102 (N_ROUNDS): Increase the maximum number of rounds by 1.
103 (branch_threshold): Add array value for new round.
104 (exec_threshold): Add array value for new round.
105 (push_to_next_round_p): New function.
106 (add_unlikely_executed_notes): New function.
107 (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
108 (mark_bb_for_unlikely_executed_section): New function.
109 (add_labels_and_missing_jumps): New function.
110 (add_reg_crossing_jump_notes): New function.
111 (fix_up_fall_thru_edges): New function.
112 (find_jump_block): New function.
113 (fix_crossing_conditional_branches): New function.
114 (fix_crossing_unconditional_branches): New function.
115 (fix_edges_for_rarely_executed_code): New function.
116 (partition_hot_cold_basic_blocks): New function.
117 (find_traces): Add an extra round for partitioning hot/cold
119 (find_traces_1_round): Add a parameter. Modify to push all cold blocks,
120 and only cold blocks, into the last (extra) round of collecting traces.
121 (better_edge_p): Add a parameter. Modify to favor non-crossing edges
123 (bb_to_key): Add code to correctly identify cold blocks when
125 (connect_traces): Modify to connect all the non-cold traces first, then
126 go back and connect up all the cold traces.
127 (reorder_basic_blocks): Add call to add_unlikely_executed_notes.
128 * cfg.c (entry_exit_blocks): Add initialization for partition field in
129 entry and exit blocks.
130 * cfgbuild.c (make_edges): Update current_function_has_computed_jump
131 if we are doing hot/cold partitioning.
132 * cfgcleanup.c (cfglayout.h): Add new include statement.
133 (try_simplify_condjump): Modify to not attempt on blocks with jumps
134 that cross section boundaries.
135 (try_forward_edges): Likewise.
136 (merge_blocks_move_predecessor_nojumps): Likewise.
137 (merge_blocks_move_successor_nojumps): Likewise.
138 (merge_blocks_move): Likewise.
139 (try_crossjump_to_edge): Modify to not attempt after we have done
140 the block partitioning.
141 (try_crossjump_bb): Modify to not attempt on blocks with jumps that
142 cross section boundaries.
143 (try_optimize_cfg): Likewise.
144 * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
145 jumps that cross section boundaries.
146 * cfglayout.c (flags.h): Add new include statement.
147 (update_unlikely_executed_notes): New function.
148 (fixup_reorder_chain): Add code so when a new jumping basic block is
149 added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
150 updated appropriately.
151 (duplicate_insn_chain): Add code to duplicate the new NOTE insn
152 introduced by this optimization.
153 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Add new
154 extern function declaration.
155 * cfgrtl.c (can_delete_note_p): Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
156 list of notes that can be deleted.
157 (create_basic_block_structure): Add initialization for partition field.
158 (rtl_can_merge_blocks): Modify to test blocks for jumps that cross
160 (try_redirect_by_replacing_jump): Modify to not attempt on jumps that
161 cross section boundaries.
162 (commit_one_edge_insertion): Add code so newly created basic block
163 ends up in correct (hot or cold) section. Modify to disallow
164 insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
165 (rtl_verify_flow_info_1): Add code to verify that no fall_thru edge
166 crosses section boundaries.
167 (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
168 cross section boundaries.
169 (force_nonfallthru_and_redirect): Modify to make sure new basic block
170 ends up in correct section, with correct notes attached.
171 * common.opt (freorder-blocks-and-partition): Add new flag for this
173 * dbxout.c (dbx_function_end): Add code to make sure scope labels at
174 the end of functions are written into the correct (hot or cold)
176 (dbx_source_file): Add code so writing debug file information
177 doesn't incorrectly change sections.
178 * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
179 in partitioning hot/cold basic blocks into separate sections.
180 (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
181 section partitioning.
182 (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
183 conditional branches can span all of memory.
184 (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
185 unconditional branches can span all of memory.
186 * final.c (scan_ahead_for_unlikely_executed_note): New function.
187 (final_scan_insn): Add code to check for NOTE instruction indicating
188 whether basic block belongs in hot or cold section, and to make sure
189 the current basic block is being written to the appropriate section.
190 Also added code to ensure that jump table basic blocks end up in the
192 * flags.h (flag_reorder_blocks_and_partition): New flag.
193 * ifcvt.c (find_if_case_1): Modify to not attempt if conversion if
194 one of the branches has a jump that crosses between sections.
195 (find_if_case_2): Likewise.
196 (ifcvt): Modify to not attempt to mark loop exit edges after
197 hot/cold partitioning has occurred.
198 * opts.c (decode_options): Code to handle new flag,
199 flag_reorder_blocks_and_partition; also to turn it off if
200 flag_exceptions is on.
201 (common_handle_option): Code to handle new flag,
202 flag_reorder_blocks_and_partition.
203 * output.h (unlikely_text_section): New extern function declaration.
204 (in_unlikely_text_section): New extern function declaration.
205 * passes.c (rest_of_handle_stack_regs): Add
206 flag_reorder_blocks_and_partition as an 'or' condition for calling
207 reorder_basic_blocks.
208 (rest_of_handle_reorder_blocks): Add flag_reorder_blocks_and_partition
209 as an 'or' condition for calling reorder_basic_blocks.
210 (rest_of_compilation): Add call to partition_hot_cold_basic_blocks.
211 * print-rtl.c (print_rtx): Add code for handling new note,
212 NOTE_INSN_UNLIKELY_EXECUTED_CODE
213 * rtl.c (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
214 (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
215 cross between section boundaries.
216 * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note instruction,
217 indicating the basic block containing it belongs in the cold section.
218 (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
219 between hot and cold sections.
220 * toplev.c (flag_reorder_blocks_and_partition): Add code to
221 initialize this flag, and to tie it to the command-line option
222 freorder-blocks-and-partition.
223 * varasm.c (cfglayout.h): Add new include statement.
224 (unlikely_section_label_printed): New global variable, used for
225 determining when to output section name labels for cold sections.
226 (in_section): Add in_unlikely_executed_text to enum data structure.
227 (text_section): Modify code to use SECTION_FORMAT_STRING and
228 NORMAL_TEXT_SECTION_NAME macros.
229 (unlikely_text_section): New function.
230 (in_unlikely_text_section): New function.
231 (function_section): Add code to make sure beginning of function is
232 written into correct section (hot or cold).
233 (assemble_start_function): Add code to make sure stuff is written to
235 (assemble_zeros): Add in_unlikely_text_section as an 'or' condition
236 to an if statement that was checking 'in_text_section'.
237 (assemble_variable): Add 'in_unlikely_text_section' as an 'or'
238 condition to an if statement that was checking 'in_text_section'.
239 (default_section_type_flags_1): Add check: if in cold section
240 flags = SECTION_CODE.
241 * config/darwin.c (darwin_asm_named_section): Modify to use
242 SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
243 * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
244 specifically for the i386.
245 (HAS_LONG_UNCOND_BRANCH): Defined this macro specifically for the i386.
246 * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
247 text string to something more informative.
248 (NORMAL_TEXT_SECTION_NAME): Add new definition.
249 (SECTION_FORMAT_STRING): Add new definition.
250 * config/rs6000/rs6000.c (rs6000_assemble_integer): Add
251 '!in_unlikely_text_section' as an 'and' condition to an if statement
252 that was already checking '!in_text_section'.
253 * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
254 UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
255 sure these are properly defined for linux on ppc.
256 * doc/invoke.texi (freorder-blocks-and-partition): Add documentation
258 * doc/rtl.texi (REG_CROSSING_JUMP): Add documentation for new
260 * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
261 HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
264 2004-04-08 Roger Sayle <roger@eyesopen.com>
266 * function.c (gen_mem_addressof): When changing the RTX from a REG
267 to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
269 2004-04-08 Roger Sayle <roger@eyesopen.com>
272 * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
273 truncxfdf2_noop): Provide dummy "fmov" implementations.
275 2004-04-08 Ian Lance Taylor <ian@wasabisystems.com>
277 * gcc.c (default_compilers): Add missing initializers.
279 * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
280 Return 1 if file was successfully mapped.
282 2004-04-08 Geoffrey Keating <geoffk@apple.com>
287 * doc/invoke.texi (Precompiled Headers): Suggest -o
288 to put an output file in a particular place. Be more detailed
289 about which options affect PCH validity and which options
291 * c-pch.c (pch_matching): New.
293 (struct c_pch_validity): New field 'match'.
294 (pch_init): Handle pch_matching.
295 (c_common_valid_pch): Check pch_matching.
297 * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
299 2004-04-08 Mark Mitchell <mark@codesourcery.com>
301 * doc/invoke.texi (Precompiled Headers): Warn about known
304 2004-04-08 Danny Smith <dannysmith@users.sourceforge.net>
307 * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
308 to 1 if ASM_OUTPUT_DEF is defined.
309 * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
310 * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
311 Set to non-zero iff not a one_only decl.
313 2004-04-08 Paul Brook <paul@codesourcery.com>
315 * arm.h (CLASS_LIKELY_SPILLED_P): Define.
317 2004-04-08 Paul Brook <paul@codesourcery.com>
319 * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
320 PROMOTE_FOR_CALL_ONLY.
321 * config/arm/arm-protos.h (arm_function_value): Declare.
322 * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
323 (TARGET_PROMOTE_PROTOTYPES): Return false.
324 (arm_function_value): New function.
325 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
326 (FUNCTION_VALUE): Call arm_function_value.
327 * config/cris/cris.h (PROMOTE_MODE): Rename ...
328 (PROMOTE_FUNCTION_MODE): ... to this.
329 (PROMOTE_FOR_CALL_ONLY): Remove.
330 * config/mmix/mmix.h: Likewise.
331 * config/s390/s390.h: Likewise.
332 * config/sparc/sparc.h: Likewise.
333 * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
334 * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
335 (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
336 (PROMOTE_FOR_CALL_ONLY): Remove.
338 2004-04-08 Joel Sherrill <joel@oarcorp.com>
341 * ada/5rosinte.adb: Remove fake mprotect() body.
342 * ada/5rosinte.ads: Add SA_SIGINFO.
343 * ada/5rtpopsp.adb: Rewrite to use new interface.
344 * ada/init.c: Reorder so the simple single OS conditional __rtems__
345 is tested before more complex ones which mix UNIX and embedded
346 systems in the conditional.
348 2004-04-08 Joel Sherrill <joel@oarcorp.com>
351 * ada/osint.adb (Find_Program_Name): Rework to properly handle
352 filenames which end in .exe or have versioning suffixes like VMS.
354 2004-04-08 Andrew Pinski <pinskia@physics.uc.edu>
357 * config/darwin.c (darwin_encode_section_info): When the decl has
358 a DECL_INITIAL, it is only defined also when it is not a common.
360 2004-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
363 (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
365 2004-04-07 H.J. Lu <hongjiu.lu@intel.com>
367 * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
368 global register variables.
370 2004-04-07 Joseph S. Myers <jsm@polyomino.org.uk>
372 * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
373 rpc_xdr_lvalue_cast_b): New fixes.
374 * fixinc/fixincl.x: Regenerate.
375 * fixinc/tests/base/rpc/xdr.h: Add new tests.
377 2004-04-07 David Edelsohn <edelsohn@gnu.org>
379 * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
380 to power4 and power5 entries.
382 2004-04-06 Geoffrey Keating <geoffk@apple.com>
384 * c-common.h (pending_lang_change): Mark for PCH.
386 2004-04-07 Caroline Tice <ctice@apple.com>
388 * gcc.c (main): Move 'break' in main loops (on an error)
389 to wait until error processing has occurred.
391 2004-04-06 Nathanael Nerode <neroden@gcc.gnu.org>
393 * config.gcc: Stop changing enable_threads midstream.
394 Replace uses of enable_threads_flag with enable_threads.
395 * configure.ac: Replace uses of enable_threads_flag with
396 enable_threads. Improve autoconf quotation in one place.
397 * configure: Regenerate.
399 2004-04-06 Uros Bizjak <uros@kss-loka.si>
401 * builtins.c: Implement support for sincos function.
402 (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
404 (expand_builtin_mathfn_3): New function.
405 (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
406 BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
407 flag_unsafe_math_optimization is set.
409 * optabs.h (enum optab_index): Add new OTI_sincos.
410 (sincos_optab): Define corresponding macro.
412 * optabs.c (init_optabs): Initialize sincos_optab.
413 (expand_twoval_unop): New function.
415 * genopinit.c (optabs): Implement sincos_optab using sincos?f3
418 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
419 and UNSPEC_SINCOS_SIN.
421 * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
422 sincosxf3): New patterns to implement sincos, sincosf and sincosl
423 built-ins as inline x87 intrinsics. Define splits for
424 sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
425 cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
427 (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
428 (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
430 (UNSPEC_SINCOS_SIN, UNPEC_SINCOS_COS): New unspecs to represent
433 2004-04-06 Devang Patel <dpatel@apple.com>
436 * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
438 2004-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
440 * doc/install.texi: Update HP-UX 11 installation procedure.
442 2004-04-06 Paul Brook <paul@codesourcery.com>
444 * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
446 2004-04-05 Kaz Kojima <kkojima@gcc.gnu.org>
448 * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
449 when the TLS address is generated by a function call.
450 * config/sh/sh.md (tls_global_dynamic): Use a call expression.
451 (tls_local_dynamic): Likewise.
453 2004-04-05 Andrew Pinski <pinskia@physics.uc.edu>
455 * tree.c (reconstruct_complex_type): Use TYPE_READONLY
458 2004-04-05 Caroline Tice <ctice@apple.com>
460 * gcc.c (combine_flag): New global variable, for new driver option.
461 (struct compiler): Add two new fields, to be used when
462 combining multiple input files in a single pass (IMA).
463 (default_compilers): Add values for the new fields to all
464 compiler entries. Modify the "@c" compiler entry for doing IMA
465 properly with "-save-temps" and the "combine" flag.
466 (option_map): Add new driver option, "--combine", to tell driver
467 to pass multiple input files to compiler at one time.
468 (have_o_argbuf_index): New global variable.
469 (store_arg): Modify to assign value to have_o_argbuf_index.
470 (struct infile): Add three new fields, to help with IMA.
471 (display_help): Add help for new "combine" option.
472 (process_command): Remove local variable have_o; add code to check
473 for new "combine" option; remove assignment to combine_inputs.
474 (do_spec_1): Modify to deal with IMA better.
475 (main): Make variable 'lang_n_infiles' local to entire function
476 rather than to a single block. Use flag combine_flag to
477 determine whether to do IMA or not; Modify loop initializing
478 infiles to deal properly with linker files.
479 Add code for doing preprocessing in presence of
480 IMA with "-save-temps" flag. Modify "main" loop to handle
481 multiple input files, in multiple languages, with or without
482 preprocessing, gracefully.
483 * toplev.c (set_src_pwd): Modify to not complain if attempting to
484 re-set it to same directory it's previously been set to (avoid
485 irritating, meaningless warning messages when doing IMA with
487 * doc/invoke.texi: Add "-combine" to list of Overall Options;
488 remove documentation about IMA that is no longer accurate; Add
489 documentation explaining what "-combine" does.
490 * ada/lang-specs.h: Add initialization values for new fields in
492 * cp/lang-specs.h: Likewise.
493 * f/lang-specs.h: Likewise.
494 * java/lang-specs.h: Likewise.
495 * objc/lang-specs.h: Likewise.
496 * treelang/lang-specs.h: Likewise.
498 2004-04-05 David Edelsohn
500 * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
503 2004-04-05 Jakub Jelinek <jakub@redhat.com>
504 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
506 PR optimization/13424 (hppa), bootstrap/14462, c/14828
507 * pa.md: Use replace_equiv_address to retain the attributes of the
508 memory operands used in the split and peephole2 patterns for optimizing
509 the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
511 2004-04-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
513 * c-decl.c (build_compound_literal): Use TYPE_READONLY.
514 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
515 * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
516 * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
518 * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
520 * print-tree.c (print_node): Properly handle side-effects, readonly,
522 * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
523 and TREE_CONSTANT if not a type.
524 * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
525 (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
526 (NON_TYPE_CHECK): New macro.
527 (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
529 2004-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
531 * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
532 to DWARF2_DEBUG unconditionally.
533 (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
535 2004-04-04 Ian Lance Taylor <ian@wasabisystems.com>
536 Nathanael Nerode <neroden@gcc.gnu.org>
539 * config.host: Set the shell variable host_can_use_collect2.
540 Set it to yes by default, and to no for alpha*-dec-*vms*,
541 i[34567]86-*-mingw32*, and powerpc-*-beos*.
542 * configure.ac: Set and substitute the shell variable collect2.
543 Give an error if use_collect2 is yes and host_can_use_collect2 is
545 * Makefile.in (COLLECT2): Rename from USE_COLLECT2. Change all
546 uses. Initialize to @collect2@.
547 (STAGESTUFF): Remove $(USE_COLLECT2).
548 * config/alpha/x-vms (USE_COLLECT2): Don't set.
549 * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
550 * config/rs6000/t-beos (USE_COLLECT2): Likewise.
551 * config/pa/t-pa64: Remove commented out USE_COLLECT2.
552 * configure: Regenerate.
554 2004-04-04 Roger Sayle <roger@eyesopen.com>
556 * simplify-rtx.c (simplify_binary_operation): Constant fold
557 DIV, MOD, UDIV and UMOD using div_and_round_double.
559 2004-04-04 Mark Mitchell <mark@codesourcery.com>
562 * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
565 2004-04-04 Mark Mitchell <mark@codesourcery.com>
567 * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
570 2004-04-04 Roger Sayle <roger@eyesopen.com>
572 * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
573 updating the REG_EQUAL note on an insn's libcall_insn.
575 2004-04-04 Roger Sayle <roger@eyesopen.com>
577 * df.h: Tidy up whitespace in the definitions of the DF_ flags.
579 2004-04-03 Roger Sayle <roger@eyesopen.com>
581 * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
582 with reorder_operands_p.
584 2004-04-03 Jan Hubicka <jh@suse.cz>
586 * md.texi (vec_set, vec_extract, vec_init): Document.
588 2004-04-02 Gabor Loki <loki@inf.u-szeged.hu>
590 * opts.c (decode_options): Do function inlining with very small
591 max-inline-insns-* parameters when optimizing for size.
593 2004-04-02 Vladimir Makarov <vmakarov@redhat.com>
595 * config/i386/i386.h (TARGET_NOCONA): New macro.
596 (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
597 (processor_type): Add PROCESSOR_NOCONA.
599 * config/i386/i386.md (cpu): Add nocona to the attribute values.
601 * config/i386/i386.c (nocona_cost): New variable.
602 (m_NOCONA): New macro.
603 (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
604 x86_branch_hints, x86_use_sahf, x86_single_stringop,
605 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
606 x86_integer_DFmode_moves, x86_partial_reg_dependency,
607 x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
608 x86_decompose_lea, x86_arch_always_fancy_math_387,
609 x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
610 x86_ext_80387_constants, x86_four_jump_limit):
611 (override_options): Add nocona_cost to processor_target_table.
612 Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
613 (incdec_operand): Prevent inc/dec generation for Nocona too.
614 (ix86_issue_rate): Add PROCESSOR_NOCONA.
616 2004-04-01 Andrew Pinski <pinskia@physics.uc.edu>
618 * rtlanal.c (find_reg_note): Manually
621 2004-04-01 Mark Mitchell <mark@codesourcery.com>
623 * genemit.c (gen_split): Change prototype of generated code.
624 * genrecog.c (write_action): Adjust prototype for and calls to
626 * gensupport.c (struct queue_elem): Add split field.
627 (queue_pattern): Return a value. Clear the split field.
628 (process_rtx): Maintain an association between an insn and the
629 split generated from it for a define_insn_and_split.
630 (process_one_cond_exec): Generate a new split for a
631 define_insn_and_split.
632 * config/arm/arm-protos.h (arm_split_constant): Add insn
634 (emit_constant_insn): New function.
635 (arm_gen_constant): Use it.
636 * config/arm/arm.md: Adjust calls to arm_split_constant.
638 2004-04-02 Jan Hubicka <jh@suse.cz>
640 * cgraph.c: Add overall comment.
641 (cgraph_inline_hash): New global variable.
642 (cgraph_create_node): Break out from ...
643 (cgraph_node): ... here.
644 (cgraph_edge): New function.
645 (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
646 (cgraph_remove_edge): Accept edge, intead of source and destination.
647 (cgraph_redirect_edge_callee): New.
648 (cgraph_remove_node): Update all new datastructures.
649 (cgraph_record_call, cgraph_remove_call): Kill.
650 (dump_cgraph_node): Break out from ... ; dump new datastructures.
651 (dump_cgraph): ... here.
652 (cgraph_function_possibly_inlined_p): Use new hashtable.
653 (cgraph_clone_edge, cgraph_clone_node): New.
654 * cgraph.h: Include hashtab.h
655 (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
656 fields, add inlined_to pointer.
657 (cgraph_node): Add pointer to next_clone.
658 (cgraph_remove_edge, cgraph_create_edge): Update prototype.
659 (cgraph_remove_call, cgraph_record_call): Kill.
660 (cgraph_inline_hash): Declare.
661 (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
662 cgraph_redirect_edge_callee): Declare.
663 (cgraph_create_edges, cgraph_inline_p): Update prorotype.
664 (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
665 cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
666 * cgraphunit.c: Add overall comment.
667 (cgraph_optimize_function): Kill.
668 (cgraph_assemble_pending_functions): Do not assemble inline clones.
669 (cgraph_finalize_function): Update call of cgraph_remove_node
670 (record_call_1): Record call sites.
671 (cgraph_create_edges): Accept node instead of decl argument.
672 (error_found): New static variable.
673 (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
674 (cgraph_analyze_function): Update for new datastructures.
675 (cgraph_finalize_compilation_unit): Plug memory leak.
676 (cgraph_optimize_function): Kill.
677 (cgraph_expand_function): Do not use cgraph_optimize_function.
678 (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
679 cgraph_inlined_callees): Kill.
680 (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
682 (estimate_growth): Simplify.
683 (cgraph_clone_inlined_nodes): New function.
684 (cgraph_mark_inline_edge): Re-implement.
685 (cgraph_mark_inline): Likewise.
686 (cgraph_check_inline_limits): Simplify.
687 (cgraph_recursive_inlining_p): New.
688 (update_callee_keys): Break out from ...
689 (cgraph_decide_inlining_of_small_functions): ... here; simplify.
690 (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
692 (cgraph_expand_all_functions): Remove inline clones from the ordered
694 (cgraph_preserve_function_body_p): New predicate.
695 (cgraph_optimize): Verify cgraph.
696 * function.h (struct function): Add fields saved_tree/saved_args.
697 * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
698 * toplev.c (rest_of_compilation): Do not free cfun.
699 * tree-inline.c: Include function.h
700 (struct inline_data): Add saving_p field; replace decl/current_decl by
702 (insert_decl_map): New function.
703 (copy_body_r): Handle saving; update cgraph datastructure.
704 (copy_body): Handle recursive inlining.
705 (initialize_inlined_parameters): Likewise.
706 (expand_call_inline): Propagate node attributes; update cgraph.
707 (optimize_inline_calls): Verify that datastructure still match.
708 (save_body): New function.
709 * tree-inline.h (save_body): New.
710 * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
711 * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
712 * langhooks.c (lang_hooks): Add update_decl_after_saving.
714 2004-04-01 Serge Belyshev <1319@bot.ru>
717 * config/i386/i386.md: fix source operand constraints in
718 mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
720 2004-04-01 Waldek Hebisch <hebisch@math.uni.wroc.pl>
722 * fold-const.c (folda): Preserve types of comparisons.
724 2004-04-01 Richard Henderson <rth@redhat.com>
726 * toplev.c (backend_init): Move init_optimization_passes call ...
727 (lang_dependent_init): ... here.
729 2004-04-01 Alan Modra <amodra@bigpond.net.au>
730 Jakub Jelinek <jakub@redhat.com>
732 * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
733 -lgcc --as-needed -lgcc_s --no-as-needed by default.
734 * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
735 * configure: Rebuilt.
736 * config.in: Rebuilt.
737 * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
738 (stage2-start, stage3-start, stage4-start): Likewise.
739 (stageprofile-start, stagefeedback-start): Likewise.
741 2004-04-01 Jakub Jelinek <jakub@redhat.com>
743 * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
744 * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
745 * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
746 * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
747 (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
748 * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
749 with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
750 * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
751 * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
752 * config/sparc/t-linux: Removed.
754 2004-04-01 Jakub Jelinek <jakub@redhat.com>
757 * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
758 "bitfld++ == const" to "++bitfld == const + incr" transformations.
760 2004-04-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
762 * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
763 * stor-layout.c (layout_decl): Likewise.
764 * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
765 * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
766 * print-tree.c (print_node): Handle various used of unsigned_flag.
767 * tree.def (BIT_FIELD_REF): Update comment.
768 * tree.h (TREE_UNSIGNED): Deleted.
769 (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
771 2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
773 * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
774 Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
775 * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
776 * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
777 * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
778 * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
779 * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
780 * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
781 * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
782 * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
783 REAL_TYPE, not INTEGER_TYPE.
784 (layout_type, case VECTOR_TYPE): Simplify code.
785 * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
786 * tree.h: Update comments.
787 (STRIP_NOPS): Use TYPE_UNSIGNED.
788 (TYPE_UNSIGNED): New macro.
789 (TYPE_TRAP_SIGNED): Remove now redundant check.
790 (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
792 2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
794 * function.c (put_var_into_stack): Properly set orig_reg for indirect.
796 2004-03-31 Andrew Pinski <pinskia@physics.uc.edu>
798 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
799 Add darwin-fpsave.asm, darwin-vecsave.asm,
800 and darwin-world.asm.
801 (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
802 as the asm files contain altivec instructions.
803 * config/rs6000/darwin-fpsave.asm: New file.
804 * config/rs6000/darwin-vecsave.asm: New file.
805 * config/rs6000/darwin-world.asm: New file.
807 2004-03-31 Zack Weinberg <zack@codesourcery.com>
809 * gengtype-yacc.y (option, stringseq): Add missing
810 terminating semicolon.
812 2004-03-30 David Edelsohn <edelsohn@gnu.org>
814 * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
815 tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
816 tls_dtprel_ha_32, tls_dtprel_ha_64,
817 tls_dtprel_lo_32, tls_dtprel_lo_64,
818 tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
819 tls_tprel_ha_32, tls_tprel_ha_64,
820 tls_tprel_lo_32, tls_tprel_lo_64,
821 tls_got_tprel_32, tls_got_tprel_64,
822 tls_tls_32, tls_tls_64): Replace register_operand with
825 2004-03-30 Mostafa Hagog <mustafa@il.ibm.com>
827 * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
828 *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
829 *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
830 *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
831 *ctrdi_internal6): Replace register_operand with
832 nonimmediate_operand.
834 2004-03-29 Fariborz Jahanian <fjahanian@apple.com>
836 * fold-const.c (fold): Reassociate multiply expression
837 with an adjacent non-multiply expression to use
838 architecture's multiply-add instruction.
840 2004-03-30 Zack Weinberg <zack@codesourcery.com>
842 * gengtype.c (create_option): New function.
843 * gengtype.h: Prototype it.
844 * gengtype-yacc.y (stringseq): New rule.
845 (option): Use create_option. Add new bare ID production. Use
846 stringseq, not STRING directly.
848 * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
849 * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
850 * varray.h, config/alpha/alpha.c:
851 Use new shorter form of GTY markers.
853 * doc/gty.texi: Rewrite.
855 2004-03-30 Andrew Pinski <pinskia@physics.uc.edu>
857 * config/darwin.c (machopic_function_base_name):
858 Remove current_name and getting the name of the
861 2004-03-30 Nick Clifton <nickc@redhat.com>
863 * config/arm/arm.md (thumb_jump): Reduce the backward branch
864 range, and increase the forward branch range, to allow for
865 the fact that the PC will be off by 4.
867 2004-03-30 Alan Modra <amodra@bigpond.net.au>
869 * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
871 2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
873 * config/rs6000/rs6000.c (output_vec_const_move):
874 Find all cases of EASY_VECTOR_15_ADD_SELF.
875 (easy_vector_constant_add_self): Accept
876 all vector constant loadable by vsplt* and vadd*.
877 (easy_vector_same): Use easy_vector_splat_const.
878 (easy_vector_const): Use easy_vector_splat_const.
879 (easy_vector_splat_const): New function.
880 (gen_easy_vector_constant_add_self): New function.
882 * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
885 * config/rs6000/altivec.md (movv4si splitter): Change to
886 emit move insn with halfed vector constant.
887 (*movv8hi splitter): Likewise.
888 (*movv16qi splitter): Likewise.
890 2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
893 * config/rs6000/rs6000.c (rs6000_legitimate_address):
894 Allow any offset to argument pointer in no-strict case.
896 2004-03-30 Jan Hubicka <jh@suse.cz>
898 * toplev.c (backend_init): Add missing call to inint_optimization_passes.
899 * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
900 dump file in non-unit-at-a-time mode.
902 2004-03-29 Hans-Peter Nilsson <hp@axis.com>
904 * config/cris/cris.h: Correct #ifdef to test for
905 HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
906 HAVE_AS_MUL_BUG_ABORT_OPTION.
908 2004-03-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
910 * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
911 the address inside the old RTL.
913 2004-03-28 Zack Weinberg <zack@codesourcery.com>
915 * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
916 (struct c_binding, struct c_scope): Add chain_next
917 attributes to GTY markers.
918 (struct lang_identifier, struct lang_tree_node): Define
920 * c-tree.h: ... not here. No longer need to declare struct
921 c_binding either. Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
922 * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
923 to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
926 * c-decl.c (get_parm_info): If error_mark_node is encountered
927 in the bindings chain, unbind and discard it; don't abort.
929 2004-03-28 Olga Golovonevsky <olga@il.ibm.com>
930 Dorit Naishlos <dorit@il.ibm.com>
932 * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
933 one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
935 2004-03-28 Stephane Carrez <stcarrez@nerim.fr>
937 * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
939 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
940 (m68hc11_attribute_table): New attribute "page0" to mark a global
941 variable as being allocated from within page0 section.
942 (m68hc11_encode_label): New function.
943 (m68hc11_strip_name_encoding): New function.
944 (m68hc11_page0_symbol_p): New function.
945 (m68hc11_indirect_p): Accept global variables marked in page0.
946 (m68hc11_encode_section_info): Lookup "page0" attribute.
948 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
949 represents access to page0 variables.
951 * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
952 ("*logicalsi3_silshl16_zext"): Likewise.
953 ("*ashldi3_const32"): Likewise.
954 (peephole2 ashift): Likewise.
956 2004-03-28 Joseph S. Myers <jsm@polyomino.org.uk>
958 * c-tree.h (C_DECL_REGISTER): New.
959 * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
960 finish_decl, grokdeclarator, get_parm_info), c-typeck.c
961 (build_array_ref, c_mark_addressable): Set and use it.
962 * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
963 Allow structures with volatile fields to be declared register.
964 Don't check TREE_ADDRESSABLE before warning about taking address
966 * c-decl.c (finish_decl): Don't allow structures with volatile
967 fields to be placed in named register.
968 * doc/trouble.texi: Remove reference to structures with volatile
971 2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
973 * function.c (thread_prologue_and_epilogue): Move
974 NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
977 2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
979 * expr.c (store_constructor): Use gen_int_mode to correctly
980 sign-extend CONST_INT value.
982 2004-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
984 * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
985 * builtins.def (DEF_C94_BUILTIN): New. Add wctype builtins.
986 * doc/extend.texi: Likewise.
988 2004-03-26 Diego Novillo <dnovillo@redhat.com>
990 * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
991 with TYPE_ORIG_SIZE_TYPE.
993 2004-03-25 Aldy Hernandez <aldyh@redhat.com>
996 * c-typeck.c (build_binary_op): Do not allow comparisons of
999 2004-03-26 James A. Morrison <ja2morri@uwaterloo.ca>
1001 * config.gcc: Remove sparc-tti-*.
1002 * config/sparc/pbd.h: Delete.
1004 * config/sparc/sol2.h: Remove note about Sun OS 4.x.
1005 * config/sparc/aout.h: Likewise.
1007 * config/sparc/sparc.h: Remove if 0'd code.
1008 * config/sparc/sparc.md (call): Remove if 0'd code.
1009 (call_value): Likewise.
1010 (nonlocal_goto): Likewise.
1011 (unimp_insn): Delete.
1013 2004-03-25 Roger Sayle <roger@eyesopen.com>
1015 * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
1016 BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
1018 2004-03-25 Richard Henderson <rth@redhat.com>
1021 * c-typeck.c (pop_init_level): Emit pending init elements earlier
1024 2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1026 * builtins.c (fold_builtin): Fix error in last change.
1028 2004-03-25 Richard Sandiford <rsandifo@redhat.com>
1030 * config/mips/mips.h: Formatting fix.
1032 2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1034 * builtins.def: Add ctype builtins.
1035 * doc/extend.texi: Likewise.
1037 2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1039 * builtins.c (fold_builtin): Add new builtin optimizations for
1041 * fold-const.c (fold): Likewise.
1043 2004-03-25 David Edelsohn <edelsohn@gnu.org>
1045 * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
1046 (rs6000_sched_groups): New variable.
1047 (processor_target_table): Add power5.
1048 (rs6000_override_options): Set rs6000_sched_insert_nops,
1049 rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
1050 from rs6000_sched_groups.
1051 (output_cbranch): Use rs6000_always_hint.
1052 (rs6000_variable_issue): Use rs6000_sched_groups.
1053 (rs6000_adjust_cost): Add CPU_POWER5.
1054 (is_microcoded_insn): Use rs6000_sched_groups.
1055 (is_dispatch_slot_restricted): Use rs6000_sched_groups.
1056 Return 2 for POWER5 cracked instructions.
1057 (is_cracked_insn): Use rs6000_sched_groups.
1058 (is_branch_slot_insn): Use rs6000_sched_groups.
1059 (rs6000_issue_rate): Add CPU_POWER5.
1060 (rs6000_sched_finish): Use rs6000_sched_groups.
1061 (rs6000_rtx_costs): Add PROCESSOR_POWER5.
1062 * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
1063 (DEFAULT_SCHED_COSTLY_DEP): Delete.
1064 (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
1065 (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
1066 * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
1067 * config/rs6000/power5.md: New file.
1068 * doc/invoke.texi: Add power5 option.
1070 2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
1072 * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
1073 config/arm/arm.c, objc/objc-act.c: Fix comment typos.
1074 * doc/invoke.texi: Fix a typo.
1076 2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
1078 PR optimization/9707.
1079 * stmt.c (emit_case_nodes): Emit equality comparisons instead
1080 of recursing if both children are single-valued cases with no
1083 2004-03-25 Paul Brook <paul@codesourcery.com>
1085 * config/arm/arm.c (vfp_print_multi): Remove.
1086 (arm_output_fldmx): New function.
1087 (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
1088 (arm_expand_prologue): Update to match.
1089 (arm_get_vfp_saved_size): New Function.
1090 (arm_get_frame_offsets): Use it.
1091 (arm_output_epilogue): Use new functions.
1093 2004-03-24 Richard Henderson <rth@redhat.com>
1095 * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
1096 (reg_known_value, reg_known_value_size): Likewise; make static.
1097 (reg_known_equiv_p): Make static.
1098 (clear_reg_alias_info): Update for new indexing.
1099 (get_reg_known_value, set_reg_known_value): New.
1100 (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
1101 (canon_rtx): Use them.
1102 (init_alias_analysis): Likewise. Allocate reg_known_value with gc.
1103 Don't play queer offsetting games with reg_known_value and
1105 (end_alias_analysis): Free reg_known_value with gc.
1106 * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
1107 * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
1108 (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
1111 2004-03-24 Kazu Hirata <kazu@cs.umass.edu>
1113 * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
1114 config/i386/mmintrin.h: Update copyright.
1116 2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
1118 * configure.ac: Add --enable-werror-always (for top level bootstrap
1120 * configure: Regenerate.
1122 2004-03-24 Ziemowit Laski <zlaski@apple.com>
1124 * objc/objc-act.c (objc_comptypes): Treat comparisons
1125 between 'Class' and '<class> *' as explicitly invalid.
1127 2004-03-24 David Edelsohn <edelsohn@gnu.org>
1129 * doc/invoke.texi (-frename-registers: Add enabled at -O3.
1130 (-fprofile-values): Add enabled with profile-{generate,use}.
1132 (-ftracer): Add enabled with profile-use.
1133 (-funit-at-a-time): Add enabled at -O2,-O3.
1134 (-funroll-loops): Add enabled with profile-use.
1135 (-funswitch-loops): Add enabled with profile-use. Remove duplicates.
1136 (max-gcse-passes): Mention default.
1137 (max-cse-path-length): Mention default.
1139 2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
1141 * Makefile.in (STRICT2_WARN): Reorder.
1142 * configure.ac: Check for -Wold-style-definition, and use it
1143 in strict1_warn if it's available.
1144 * configure: Regnerate.
1146 2004-03-24 Paul Brook <paul@nowt.org>
1148 * config.gcc <arm>: Add --with-abi=
1149 * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
1150 thumb_far_jump_used): Remove prototypes.
1151 (arm_needs_doubleword_align): Add prototype.
1152 (thumb_compute_initial_elimination_offset): Ditto.
1153 * config/arm/arm.c (arm_get_frame_offsets): New function.
1154 (use_return_insn, output_return_instruction, arm_output_epilogue,
1155 arm_output_function_epilogue, arm_compute_initial_elimination_offset,
1156 arm_expand_prologue, thumb_expand_epilogue): Use it.
1157 (arm_abi, target_abi_name, all_arm_abis): New variables.
1158 (arm_override_options): Set them. Set structure padding for AAPCS.
1159 (arm_return_in_memory): Update ABI check.
1160 (arm_init_cumulative_args): Initialize can_split.
1161 (arm_needs_doubleword_align): New function.
1162 (arm_function_arg): Don't split args after pushing to stack. Handle
1163 doubleword/even reg alignment.
1164 (arm_va_arg): Handle all doubleword aligned args.
1165 (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
1167 (arm_compute_save_reg0_reg12_mask): Fix comment.
1168 (thumb_get_frame_size, thumb_get_frame_size): Remove.
1169 (thumb_jump_far_used_p): Remove superfluous argument. Return save
1170 value for alignment.
1171 (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
1173 (thumb_compute_initial_elimination_offset): New function.
1174 (thumb_expand_prologue): Use arm_get_frame_offsets. Remove
1175 unneccessary rounding.
1176 * config/arm/arm.h (target_abi_name): Declare.
1177 (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
1178 arm_abi_type, ARM_DEFAULT_ABI): Define.
1179 (ARM_FLAG_ATPCS): Remove.
1180 (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
1181 (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
1182 (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
1183 TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
1184 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
1185 Contitionalize on ABI, not CPU.
1186 (struct arm_stack_offsets): Define.
1187 (struct machine_function): Add stack_offsets. Remove frame_size.
1188 (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
1190 (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
1191 doubleword alignment.
1192 (THUMB_INITIAL_ELIMINATION_OFFSET,
1193 ARM_INITIAL_ELIMINATION_OFFSET): Remove.
1194 (INITIAL_ELIMINATION_OFFSET): Call functions directly.
1195 * config/arm/arm.md (align_8): Enable for all targets.
1196 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
1197 (ARM_DEFAULT_ABI): Define.
1198 * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
1199 -mstructure-size-boundary.
1201 2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
1203 * configure.ac: Check for -Wno-variadic-macros; don't use
1204 -pedantic (in stage 1 or a simple 'make all') unless it's available,
1205 and if it's available, use it. Also, clean up check for
1207 * configure: Regenerate.
1209 2004-03-24 Richard Sandiford <rsandifo@redhat.com>
1211 * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
1212 * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
1213 (MULTILIB_DEFAULTS): Use it.
1214 (MIPS_CPU_STRING_DEFAULT): Remove.
1215 (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
1216 (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120. Make
1217 EABI64 -mlong32 the default ABI. Enforce the default architecture.
1218 * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
1219 march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
1220 (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
1221 (MULTILIB_EXCEPTIONS): Change choice of multilibs. Update comments
1224 2004-03-24 DJ Delorie <dj@redhat.com>
1225 Richard Sandiford <rsandifo@redhat.com>
1227 * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
1228 (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
1229 (ASM_SPEC): Pass down -mfix-vr4122-bugs.
1230 * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
1231 in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
1232 (mips_init_libfuncs): Use special functions for divsi3 and modsi3
1233 if TARGET_FIX_VR4122.
1234 * config/mips/mips.md (define_attr length): Account for nops inserted
1235 after macc and dmult when using -mfix-vr4122-bugs.
1236 (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
1237 * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
1238 LIB2FUNCS_EXTRA. Add config/mips/vr4122-div.S.
1239 * config/mips/vr4122-div.S: New file.
1240 * doc/invoke.texi: Document -mfix-vr4122-bugs.
1242 2004-03-24 Richard Sandiford <rsandifo@redhat.com>
1244 * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
1245 (TARGET_MIPS4130): New macro.
1246 (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
1247 * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
1248 (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
1249 with PROCESSOR_R4130.
1250 * config/mips/mips.md (define_attr cpu): Add r4130.
1251 * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
1253 2004-03-24 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
1254 Richard Sandiford <rsandifo@redhat.com>
1256 * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
1258 2004-03-24 Alexandre Oliva <aoliva@redhat.com>
1260 PR preprocessor/14438
1261 * cpplib.c (do_pragma): Remove line_change call after pragma
1264 2004-03-23 Ian Lance Taylor <ian@wasabisystems.com>
1266 * doc/extend.texi (ARM Built-in Functions): Replace with correct
1269 2004-03-23 Roger Sayle <roger@eyesopen.com>
1271 * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
1272 if flag_unsafe_math_optimizations.
1273 * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
1274 and TARGET_80387 expand using truncdfsf2_noop pattern.
1275 (truncxfsf2): Likewise using truncxfsf2_noop.
1276 (truncxfdf2): Likewise using truncxfdf2_noop.
1277 (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
1279 2004-03-23 Ziemowit Laski <zlaski@apple.com>
1281 * hooks.c (hook_constcharptr_tree_null): New hook.
1282 * hooks.h (hook_constcharptr_tree_null): New prototype.
1283 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
1284 * target.h (mangle_fundamental_type): New target hook.
1285 * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
1286 target hook at rs6000_mangle_fundamental_type.
1287 (rs6000_mangle_fundamental_type): New function.
1288 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
1290 2004-03-23 Zack Weinberg <zack@codesourcery.com>
1292 PR 12267, 12391, 12560, 13129, 14114, 14133
1293 * c-tree.h: Forward declare struct c_binding. Declare
1294 c_override_bindings_to_false. Update prototypes.
1295 (struct lang_identifier): Update comments. Change fields to be
1297 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
1298 (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
1299 (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
1300 (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
1301 * c-common.h: Update prototypes.
1302 * c-decl.c (struct c_scope): Update commentary. Remove names,
1303 names_last, parms, parms_last, tags, and shadowed fields. Add
1304 bindings and depth fields.
1305 (scope_freelist): Move to more appropriate location.
1306 (c_print_identifier): Update for changes to struct lang_identifier.
1307 (objc_mark_locals_volatile): Update for new bindings structures.
1308 (global_bindings_p): Honor c_override_global_bindings_to_false.
1309 (pushlevel): Rename to push_scope; take no arguments; use the
1310 scope_freelist; initialize scope->depth and check for overflow.
1311 (poplevel): Rename to pop_scope; totally rewritten for new bindings
1313 (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
1314 C_DECL_INVISIBLE, for certain decisions. Adjust some diagnostics.
1315 Improve some commentary. Adjust handling of forward parm decls.
1316 (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
1317 Preserve C_DECL_IN_EXTERNAL_SCOPE.
1318 (warn_if_shadowing): Correct indentation. Improve diagnostics.
1319 (pushdecl): Remove unnecessary assertion. Short-circuit anonymous
1320 decls. Rewrite for new bindings structures. Improve commentary.
1321 Eliminate the copy_node call.
1322 (implicit_decl_warning): Use the "diag" idiom (as seen in
1323 locate_old_decl) to reduce code duplication; call locate_old_decl
1324 if appropriate. Relocate to remove need for forward declaration.
1325 (implicitly_declare): Adjust for new bindings structures. Kludge
1326 around Objective-C not-really-builtin functions.
1327 (undeclared_variable): Improve diagnostics. If current_function_decl
1328 is nonnull but current_function_scope is null, use current_scope.
1330 (lookup_tag): Adjust for new bindings structures. Kludge around
1331 Objective-C's tag declarations that wind up in the external scope.
1332 (lookup_name): Adjust for new bindings structures. Kludge around
1333 c-common.c's pseudo-typedefs that wind up in the external scope.
1334 (lookup_name_current_level): Rename lookup_name_in_scope; take a
1335 second argument indicating the scope to examine; rewrite for
1336 new bindings structures.
1337 (c_init_decl_processing): Adjust for renamed functions. Do not
1338 initialize current_file_decl, first_builtin_decl, last_builtin_decl.
1339 First scope pushed is the external scope, not the global scope.
1340 (builtin_function): Use bind, not pushdecl. Adjust other bits
1341 for new data structures. Keep track of builtins that should be
1342 made visible automatically.
1343 (start_decl): Adjust diagnostics. Remove unnecessary call to
1345 (grokparms): Return 0 if arg_types is error_mark_node.
1346 (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
1347 reversed sense. Rewrite for new bindings structures. Do not
1348 leave any decls in the scope, to prevent pop_scope from doing
1349 contradictory things with them.
1350 (finish_struct, finish_enum): Remove redundant diagnostics.
1351 (build_enumerator): Don't cascade diagnostics for error_mark_node.
1352 Mark location where -pedantic changes the meaning of the program.
1353 (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
1354 parameter decls into the function's scope structure using bind.
1355 Warn here about function definitions in the wrong style.
1357 (store_parm_decls): Correct the determination of whether a
1358 function was defined with a prototype.
1359 (c_write_global_declarations): Operate on all file decls and on
1360 the external scope. Split body of the loop to...
1361 (c_write_global_declarations_1): ... this new function, to avoid
1363 (truly_local_externals, first_builtin_decl, last_builtin_decl)
1364 (make_scope, pop_scope, in_parm_level_p, set_block)
1365 (any_external_decl, record_external_decl, bind_label, getdecls)
1366 (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
1367 (c_reset_state): Delete.
1368 (visible_builtins, c_override_global_bindings_to_false)
1369 (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
1370 (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
1371 (external_scope, binding_freelist, bind, free_binding_and_advance)
1372 (push_file_scope, pop_file_scope): New.
1373 (pushtag, pushdecl_top_level, lookup_label, declare_label)
1374 (define_label, c_make_fname_decl, finish_decl)
1375 (mark_forward_parm_decls, build_compound_literal)
1376 (grokdeclarator, start_function, check_for_loop_decls)
1377 (identifier_global_value, record_builtin_type): Minor adjustments
1378 for new bindings structures. Improve diagnostics and commentary.
1379 * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
1380 pushlevel/poplevel respectively.
1381 (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
1382 * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
1383 Warn about YYDEBUG not being defined only if -dy. Remove no-longer-
1384 correct loop over multiple translation units; call fatal_error if
1385 requested to compile more than one file at once. (This disables
1386 IMA temporarily - an up-front error being preferable to a crash.)
1387 * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
1388 (all actions): Adjust calls to pushlevel/poplevel.
1389 (parsing_iso_function_signature): Delete.
1390 (extdef_1): Fold into extdef.
1391 (old_style_parm_decls_1): Fold into old_style_parm_decls. Don't
1392 warn here about function definitions in the wrong style.
1393 (after_tyle_declarator, parm_declarator_starttypename)
1394 (parm_declarator_nostarttypename, notype_declarator): Remove
1395 commented-out productions.
1396 (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
1397 an empty TREE_LIST node. Adjust calls to get_parm_info.
1398 (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
1399 to suppress -Wold-style-definition after this error.
1400 (c_parse_file): Don't clear the binding stack or call
1401 finish_fname_decls here. Correct comment.
1402 * c-typeck.c (same_translation_unit_p): Export.
1403 (common_type): Use c_override_global_bindings_to_false, not
1404 pushlevel/poplevel/declare_parm_level.
1405 * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
1406 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
1407 and LANG_HOOKS_GETDECLS with do-nothing stubs.
1408 * objc/objc-lang.c: Likewise.
1409 * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
1411 (OBJC_VOID_AT_END): Delete; replace all uses
1412 with void_list_node.
1413 (generate_forward_declaration_to_string_table): Delete.
1414 * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
1416 * coverage.c (create_coverage): Don't pushdecl anything.
1417 * langhooks.c (lhd_clear_binding_stack): Call
1418 lang_hooks.decls.poplevel, not poplevel.
1419 * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
1420 circular list rather than going into an infinite loop.
1422 2004-03-23 Olivier Hainque <hainque@act-europe.fr>
1424 * optabs.c (expand_binop): When synthesizing double word rotates
1425 from single word shifts, use a new register target if the provided
1426 target is not a REG already.
1428 2004-03-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1430 * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
1431 * c-common.c (handle_mode_attribute): Add extra arg to
1432 build_pointer_type_for_mode and build_reference_type_for_mode.
1433 * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
1435 * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
1436 Chain pointers via TYPE_NEXT_PTR_TO.
1437 (build_reference_type_for_mode): Similarly.
1438 (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
1439 and build_reference_type_for_mode.
1440 (tree_check4_failed): New function.
1441 * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
1442 (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
1443 (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
1446 2004-03-23 Roger Sayle <roger@eyesopen.com>
1448 * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
1449 A is nonnegative or B is nonnegative. Similarly A|B is nonnegative
1450 when both A and B are nonnegative.
1451 (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
1454 2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
1456 * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
1457 VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
1459 2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
1461 PR optimization/14669
1462 * fold-const.c (fold): Only unwiden integer comparisons for equality
1463 and inequality operators, or when the signedness doesn't change.
1465 2004-03-23 Jakub Jelinek <jakub@redhat.com>
1467 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
1468 * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
1469 * config/sparc/t-linux: New file.
1471 2004-03-23 Richard Sandiford <rsandifo@redhat.com>
1473 * gcse.c (can_assign_to_reg_p): New function, split out from...
1474 (want_to_gcse_p): ...here.
1475 (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
1478 2004-03-22 Diego Novillo <dnovillo@redhat.com>
1480 * c-typeck.c (same_translation_unit_p): Fix pasto.
1482 2004-03-22 David Edelsohn <edelsohn@gnu.org>
1484 * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
1485 (PARAM_MAX_SCHED_REGION_INSNS): New.
1486 * sched-rgn.c: Include params.h
1487 (MAX_RGN_BLOCKS): Delete.
1488 (MAX_RGN_INSNS): Delete.
1489 (too_large): Return bool. Convert to PARAM_VALUE.
1490 * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
1491 * doc/invoke.texi (param): Document max-sched-region-blocks and
1492 max-sched-region-insns.
1494 2004-03-22 Joel Brobecker <brobecker@gnat.com>
1496 * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
1499 2004-03-22 Joel Brobecker <brobecker@gnat.com>
1501 * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
1504 2004-03-22 Jakub Jelinek <jakub@redhat.com>
1507 * c-decl.c (finish_struct): Change type of incorrect flexible array
1508 field into error_mark_node.
1510 2004-03-22 Andrew Pinski <pinskia@physics.uc.edu>
1513 * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
1514 who are not local for Darwin PIC.
1516 2004-03-22 Ulrich Weigand <uweigand@de.ibm.com>
1518 * regrename.c (regrename_optimize): Set regs_ever_live for all
1519 registers introduced as replacement.
1521 2004-03-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1524 * expr.c (mark_queue): New function.
1525 (emit_insns_enqueued_after_mark): New function replacing
1526 emit_queue. Clear the body of emitted queued insns.
1527 (emit_queue): Call emit_insns_enqueued_after_mark.
1528 (store_expr): Mark the increment queue on entry. Emit
1529 only the incrementations queued when expanding the source.
1531 2004-03-22 Nathanael Nerode <neroden@gcc.gnu.org>
1533 * configure.ac: Allow --disable-coverage-flags (for the future benefit
1534 of top level bootstrap, and consistency). Reindent.
1535 * configure: Regenerate.
1537 2004-03-21 Kazu Hirata <kazu@cs.umass.edu>
1539 * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
1540 ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
1543 2004-03-22 Danny Smith <dannysmith@users.sourceforge.net>
1546 * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
1549 2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
1551 * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
1552 to nonimmediate_operand.
1553 ("*doloop_di"): Likewise.
1555 2004-03-21 Alexandre Oliva <aoliva@redhat.com>
1557 * real.h (struct real_value): Use the same type for all
1558 bitfields. Rename exp to uexp.
1559 (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
1560 Adjust all uses of exp...
1561 * builtins.c: ... here, ...
1562 * emit-rtl.c: ... here, and ...
1563 * real.c: ... and here.
1565 2004-03-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1567 * pretty-print.c (pp_base_maybe_space): New function.
1568 * pretty-print.h (pp_base_maybe_space): Declare.
1569 (pp_maybe_space): New macro.
1571 2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
1573 * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
1575 2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
1577 * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
1578 of using register multiplication cost.
1579 (expand_mult): Adapt choose_mult_variant call.
1580 (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
1581 of MODE; pass appropriate cost bound. Adjust result when
1582 performing signed multiplication by a negative constant.
1583 Don't use intermediate modes larger than word_mode.
1585 2004-03-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1587 * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
1588 * emit-rtl.c (component_ref_for_mem_expr): Likewise.
1589 (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
1590 * explow.c (expr_size): Likewise.
1591 * expr.h (placeholder_list, find_placeholder): Deleted.
1592 * expr.c (store_constructor): Likewise.
1593 (get_inner_reference): Likewise. Also don't call find_placeholder.
1594 (placeholder_list, find_placeholder): Deleted.
1595 (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
1596 (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
1597 (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
1598 * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
1599 * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
1601 * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
1602 (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
1603 * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
1604 (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
1605 Clean up by using first_rtl_op.
1606 (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
1607 (substitute_placeholder_in_expr): New function.
1608 * tree.def (WITH_RECORD_EXPR): Deleted.
1609 * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
1610 (substitute_placeholder_in_expr): New.
1612 2004-03-21 Andrew Pinski <pinskia@gcc.gnu.org>
1614 * dojump.c (prefer_and_bit_test): Fix which part of
1615 the and_test is replaced.
1617 2004-03-21 Joseph S. Myers <jsm@polyomino.org.uk>
1619 * frontends.texi: Add missing line.
1621 2004-03-21 Zack Weinberg <zack@codesourcery.com>
1622 Chris Devers <cdevers@pobox.com>
1623 Joseph S. Myers <jsm@polyomino.org.uk>
1625 * doc/frontends.texi: Rewrite.
1626 * doc/gcc.texi: Update last modification date.
1628 2004-03-21 Josef Zlomek <zlomekj@suse.cz>
1630 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
1631 message before redirecting the edge.
1633 2004-03-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1635 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
1637 * explow.c (force_not_mem): Set REG_POINTER flag according to
1639 * rtl.h (MEM_POINTER): New macro.
1640 (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
1643 2004-03-20 Roger Sayle <roger@eyesopen.com>
1646 * cse.c (fold_rtx): Avoid substituting constants into unary
1647 conversion operations.
1649 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1651 * fold-const.c (fold): Replace "expr" with "t".
1653 2004-03-20 Ian Lance Taylor <ian@wasabisystems.com>
1656 * c-typeck.c (tagged_types_tu_compatible_p): Don't use
1657 DECL_ORIGINAL_TYPE if there isn't one.
1659 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1661 * fold-const.c (fold): Replace "final_type" with "type".
1662 Remove variable "final_type".
1664 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1666 * fold-const.c (fold): Constify "type".
1667 Replace "TREE_TYPE (t)" with "type".
1669 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1671 * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
1672 dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
1673 via (*targetm.foo) () with targetm.foo ().
1675 2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
1678 * doc/install.texi: Add info directory category and entry.
1680 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1682 * fold-const.c (fold): Replace "t" with "tem" where it is used
1683 as a temporary variable. Remove "orig_t" and all of its uses.
1685 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1687 * fold-const.c (fold): Remove variable "invert".
1688 Move the handling of relational expressions that can be folded
1690 (fold_relational_const): ... here.
1691 (tree_expr_nonzero_p): New.
1693 2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
1696 * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
1699 2004-03-20 Richard Sandiford <rsandifo@redhat.com>
1701 * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
1702 (GTFILES): Add $(srcdir)/dojump.h.
1703 (gt-dojump.h): New dependency.
1704 * dojump.c (and_reg, and_test, shift_test): New static variables.
1705 (prefer_and_bit_test): New function.
1706 (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
1708 2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
1710 * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
1711 expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
1712 reorg.c, tree.h: Fix comment typos.
1714 2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
1716 * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
1717 c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
1718 cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
1719 haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
1720 sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
1721 vmsdbgout.c: Replace calls via (*targetm.foo) () with
1724 2004-03-19 Ziemowit Laski <zlaski@apple.com>
1726 * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
1727 vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
1728 always_inline attribute.
1729 * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
1730 Treat expansion as completed even if literal argument is
1731 invalid (so that other expansions are not tried in vain).
1733 2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
1735 * loop-doloop.c (add_test): Replace GEN_INT (0) with
1738 2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
1740 * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
1742 (fold_abs_const): ... here.
1744 2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1746 * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
1748 2004-03-19 Denis Chertykov <denisc@overta.ru>
1751 * config/avr/avr.md ("call_insn"): Handle explicit integer
1753 (call_value_insn): Likewise.
1755 2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1757 * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
1759 2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
1761 * fold-const.c (negate_expr): Move the handling of constants
1763 (fold_negate_const): ... here.
1765 2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1767 * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
1768 * langhooks.h (struct lang_hooks_for_types): New field hash_types.
1769 * tree.c (debug_no_type_hash): Deleted.
1770 (type_hash_canon): Abort if passed a variant.
1771 Check lang_hooks.types.hash_types.
1772 (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
1773 (build_array_type): Remove unnecessary allocation of pointer type.
1774 (build_complex_type): Properly qualify resulting type.
1776 2004-03-19 Paolo Bonzini <bonzini@gnu.org>
1778 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
1780 2004-03-19 Richard Sandiford <rsandifo@redhat.com>
1782 * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
1783 (expand_mult): ...here.
1784 (extract_high_half): New, split out from expand_mult_highpart.
1785 (expand_highpart_optab): Likewise. Don't clobber target prematurely.
1786 (expand_highpart): Evaluate the cost of a shift/add sequence,
1787 then see if any of the specialized optabs are cheaper.
1789 2004-03-18 Ian Lance Taylor <ian@wasabisystems.com>
1791 * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
1793 2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1795 * convert.c (convert_to_real): Add more math builtins.
1797 2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * convert.c (convert_to_real): Reformat using switch stmt.
1801 2004-03-18 Mark Mitchell <mark@codesourcery.com>
1803 * c-common.c (pointer_int_sum): Do not complain about using
1804 pointers to pointers-to-members.
1806 2004-03-18 Kazu Hirata <kazu@cs.umass.edu>
1808 * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
1809 have moved to the target hooks structure".
1811 2004-03-18 James E Wilson <wilson@specifixinc.com>
1813 * config/mips/mips.md (type): Split move into arith and fmove. Split
1814 hilo into mthilo and mfhilo. Add trap. Delete icmp. Fix all uses.
1815 * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
1817 * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
1819 * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
1820 rm7_fp_quick): Likewise.
1821 * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
1822 rm9k_fquick): Likewise.
1823 * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
1825 (ir_sr70_icmp): Delete.
1827 2004-03-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1829 * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
1830 (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
1831 (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
1832 (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
1833 (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
1834 Protect with proper check.
1835 (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
1836 (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
1837 * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
1838 (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
1839 * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
1840 * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
1842 * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
1844 2004-03-18 Mostafa Hagog <mustafa@il.ibm.com>
1846 * gcse.c (eliminate_partially_redundant_loads): Reject change if
1847 dest is set between beginning and current insn.
1849 2004-03-18 Mark Mitchell <mark@codesourcery.com>
1851 * c-decl.c (grokdeclarator): Do not complain about redeclaring
1852 visible "static" identifiers "extern" in a local scope.
1853 * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
1854 post-increments/decrements.
1856 2004-03-18 Bob Wilson <bob.wilson@acm.org>
1858 * config/xtensa/xtensa.c (current_function_arg_words): Delete.
1859 (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
1860 (xtensa_va_start): Remove assignment to current_function_arg_words.
1862 2004-03-18 Richard Sandiford <rsandifo@redhat.com>
1864 * alias.c (record_set): Detect the case where a register is assigned
1865 a new value that has the same base term as the old one.
1867 2004-03-18 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1869 * doloop.c: Removed.
1870 * loop-doloop.c: New file.
1871 * Makefile.in (doloop.o): Remove.
1872 (loop-doloop.o): New.
1873 * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
1874 * cfgloopanal.c (get_loop_level): New function.
1875 * loop-iv.c (iv_number_of_iterations): Handle case when loop
1876 is leaved immediatelly.
1877 * loop.c (strength_reduce): Do not call doloop optimization.
1878 * loop.h (LOOP_BCT): Removed.
1879 * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
1880 (rest_of_handle_loop2): Call doloop_optimize_loops.
1881 (rest_of_compilation): Test for optimizations moved to
1882 rest_of_handle_loop2.
1884 2004-03-17 Fariborz Jahanian <fjahanian@apple.com>
1886 * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
1888 (rs6000_emit_prologue): Ditto.
1889 (rs6000_emit_epilogue): Ditto.
1890 * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
1891 macro for mixed mode.
1893 2004-03-18 Jan Hubicka <jh@suse.cz>
1895 * predict.c (propagate_freq): Compute correctly frequency of
1898 2004-03-17 Eric Christopher <echristo@redhat.com>
1900 * builtins.c (apply_args_size): Use reg_raw_mode.
1901 (apply_result_size): Ditto.
1903 2004-03-17 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1906 * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
1908 2004-03-17 Jakub Jelinek <jakub@redhat.com>
1910 * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
1911 32-bit builds when defaulting to 32-bit.
1913 2004-03-17 Jan Hubicka <jh@suse.cz>
1915 * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
1918 2004-03-17 James E Wilson <wilson@specifixinc.com>
1920 * config/mips/mips.md (zero_extendsidi2): Add length attribute.
1921 (hazard_nop): Change type to nop.
1922 (type): Split arith into arith, shift, slt, clz. Delete darith.
1923 Fix all uses. Change arith to multi if more than one insn emitted.
1924 * config/mips/5400.md (ir_vr54_arith): Likewise.
1925 * config/mips/5500.md (ir_vr55_arith): Likewise.
1926 * config/mips/7000.md (rm7_int_other): Likewise.
1927 * config/mips/9000.md (rm9k_int): Likewise.
1928 * config/mips/sr71k.md (ir_sr70_arith): Likewise.
1930 2004-03-17 Joel Brobecker <brobecker@gnat.com>
1932 * dwarf2out.c (subrange_type_die): Define new variable "subtype"
1933 to hold the subtype tree instead of recomputing it several times.
1935 2004-03-17 Kazu Hirata <kazu@cs.umass.edu>
1937 * config/mn10300/mn10300.c (notice_update_cc): Don't handle
1939 * config/mn10300/mn10300.md (cc): Remove "invert".
1941 2004-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1943 * builtins.c (integer_valued_real_p): Add builtin rint.
1944 (fold_builtin): Likewise.
1945 * convert.c (convert_to_real): Likewise.
1947 * convert.c (convert_to_real): Fix typos in `long double'
1950 2004-03-16 Mark Mitchell <mark@codesourcery.com>
1953 * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
1954 generated COMPOUND_EXPRs.
1956 2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
1958 * config/h8300/t-rtems (h8300-*-rtems*): New.
1960 2004-03-16 Eric Christopher <echristo@redhat.com>
1962 * doc/cppopts.texi(fwide-exec-charset): Fix typo.
1964 2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
1966 * config/i386/i386-protos.h: Add a prototype for
1967 ix86_reverse_condition.
1968 * config/i386/i386.c (ix86_reverse_condition): New.
1969 * config/i386/i386.h (REVERSE_CONDITION): Use
1970 ix86_reverse_condition.
1971 * config/i386/i386.md: Use ix86_reverse_condition instead of
1974 2004-03-16 J. Brobecker <brobecker@gnat.com>
1976 * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
1978 2004-03-16 Nathanael Nerode <neroden@gcc.gnu.org>
1981 * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
1983 2004-03-16 Paolo Bonzini <bonzini@gnu.org>
1985 * c-common.c (c_common_type_for_mode): Build vector types on
1987 (handle_mode_attribute): Deprecate using the mode attribute
1988 to create vector types. Fix indentation.
1989 (vector_type_node_list): Remove.
1990 (handle_vector_size_attribute): Create vector types on demand.
1991 Strip a NON_LVALUE_EXPR from the attribute if there is one.
1992 * c-typeck.c (comptypes): Make vector types compatible if they
1993 have the same underlying mode.
1994 (convert_for_assignment): Use comptypes to convert between
1996 * tree.c (build_common_tree_nodes_2): Do not create vector types.
1997 * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
1999 * tree.h: Remove vector types.
2000 * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
2001 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2002 (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
2003 V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
2004 * doc/extend.texi (Vector Types): Document how to use the
2005 vector_size attribute to create vectors, rather than mode.
2007 * config/arm/mmintrin.h: Use vector_size attribute, not mode.
2008 * config/i386/emmintrin.h: Likewise.
2009 * config/i386/mmintrin.h: Likewise.
2010 * config/i386/xmmintrin.h: Likewise.
2011 * config/sh/ushmedia.h: Likewise.
2013 2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
2015 * config/freebsd-spec.h, config/arc/arc-protos.h,
2016 config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
2017 config/arm/linux-gas.h, config/arm/semi.h,
2018 config/cris/cris-protos.h, config/i386/xm-djgpp.h,
2019 config/ia64/freebsd.h, config/mips/7000.md,
2020 config/mips/9000.md, config/ns32k/ns32k-protos.h,
2021 config/sparc/pbd.h: Update copyright.
2023 2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
2026 * config.gcc: Switch sh-*-rtems* to ELF. Add sh-*-rtemscoff.
2028 2004-03-16 Paolo Bonzini <bonzini@gnu.org>
2030 * combine.c (combine_simplify_rtx): Remove the "last"
2031 parameter and its documentation. Adjust recursive calls.
2032 (simplify_logical): Always perform the only simplification
2033 controlled by "last", if the simplified expression is
2035 (try_combine): Do not pass the "last" parameter to
2036 combine_simplify_rtx.
2038 2004-03-16 Richard Sandiford <rsandifo@redhat.com>
2041 * config/mips/mips.md (UNSPEC_GP): New constant.
2042 * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
2043 an UNSPEC instead of (reg $gp).
2044 (mips16_gp_pseudo_reg): Change accordingly.
2045 (print_operand): Print $gp directly when handling CONST_GP_P.
2047 2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
2049 * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
2050 * longlong.h: Make code 68060 clean when compiling for m68060.
2052 2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
2054 * config/m68k/m68k.md: Fix constraints for bitfield instructions.
2055 * doc/md.texi: Clarify description of "i" constraint.
2057 2004-03-15 James E Wilson <wilson@specifixinc.com>
2059 * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
2060 Split store into store, fpstore, fpidxstore. Fix all uses.
2061 * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
2063 * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
2064 * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
2065 * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
2066 * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
2067 ir_sr70_fstore): Likewise.
2069 2004-03-15 Richard Henderson <rth@redhat.com>
2072 * except.c (collect_one_action_chain): Record action for cleanup
2073 outer of exception spec.
2075 2004-03-15 Ian Lance Taylor <ian@wasabisystems.com>
2077 * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
2078 Fix the check for abort and only do the mmap if we can.
2080 2004-03-15 Eric Botcazou <ebotcazou@act-europe.fr>
2082 * config/sparc/sparc.h: Rework comments about the code model
2083 in 64-bit environment and the mode 'Pmode'.
2084 * doc/invoke.texi (SPARC options): Rework description of the
2085 different code models supported in 64-bit environment.
2087 2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
2089 * defaults.h (REVERSIBLE_CC_MODE): Define.
2090 * jump.c (reversed_comparison_code_parts): Don't check if
2091 REVERSIBLE_CC_MODE is defined.
2093 2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
2095 * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
2096 et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
2097 hosthooks.h, params.h, ra-colorize.c, web.c,
2098 config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
2099 config/avr/avr-protos.h, config/avr/avr.md,
2100 config/fr30/fr30-protos.h, config/fr30/fr30.md,
2101 config/h8300/fixunssfsi.c, config/i386/darwin.h,
2102 config/i386/freebsd.h, config/i386/freebsd64.h,
2103 config/ia64/hpux.h, config/ia64/unwind-ia64.c,
2104 config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
2105 config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
2106 config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
2107 config/pa/pa64-regs.h, config/rs6000/aix41.h,
2108 config/rs6000/aix43.h, config/rs6000/host-darwin.c,
2109 config/sparc/aout.h, config/sparc/freebsd.h,
2110 config/sparc/litecoff.h, config/vax/vax-protos.h,
2111 doc/hostconfig.texi, doc/include/gcc-common.texi: Update
2114 2004-03-15 Paul Brook <paul@codesourcery.com>
2116 * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
2118 2004-03-15 Gabriel Dos Reis <gdr@integrable-solutions.net>
2120 * c-pretty-print.c (pp_c_semicolon): Fix formatting.
2121 (pp_c_cv_qualifier): Document.
2122 (pp_c_space_for_pointer_operator): Likewise.
2123 (pp_c_integer_constant): Likewise.
2124 (pp_c_identifier): Likewise.
2125 (pp_c_init_declarator): Don't print function body.
2127 2004-03-14 Joseph S. Myers <jsm@polyomino.org.uk>
2129 * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
2130 doc/install.texi, doc/invoke.texi, doc/makefile.texi,
2131 doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
2132 "gcc", "g++" and "g77" or mark up with appropriate markup. Adjust
2133 wording and grammar.
2135 2004-03-14 Roger Sayle <roger@eyesopen.com>
2137 * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
2138 with lang_hooks.foo ().
2139 * builtins.c (expand_builtin_va_arg): Likewise.
2140 * c-common.c (fname_as_string, c_common_truthvalue_conversion,
2141 c_common_type_for_mode, c_common_nodes_and_builtins,
2142 handle_mode_attribute, handle_vector_size_attribute): Likewise.
2143 * c-convert.c (convert): Likewise.
2144 * c-format.c (check_format_types): Likewise.
2145 * c-objc-common.c (c_tree_printer): Likewise.
2146 * c-typeck.c (build_unary_op, build_conditional_expr,
2147 build_binary_op): Likewise.
2148 * calls.c (try_to_integrate, expand_call,
2149 emit_library_call_value_1): Likewise.
2150 * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
2152 * cgraphunit.c (record_call_1, cgraph_analyze_function,
2153 cgraph_expand_function): Likewise.
2154 * convert.c (convert_to_pointer, convert_to_integer): Likewise.
2155 * coverage.c (build_fn_info_type, build_ctr_info_type,
2156 build_gcov_info, create_coverage): Likewise.
2157 * dbxout.c (dbxout_init): Likewise.
2158 * diagnostic.c (diagnostic_report_current_function): Likewise.
2159 * dojump.c (do_jump): Likewise.
2160 * dwarf2out.c (dwarf2_name): Likewise.
2161 * except.c (init_eh): Likewise.
2162 * explow.c (expr_size, int_expr_size): Likewise.
2163 * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
2165 * expr.c (store_expr, store_constructor, safe_from_p,
2166 expand_expr_real, do_store_flag, try_casesi): Likewise.
2167 * function.c (push_function_context_to, pop_function_context_from,
2168 free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
2169 put_var_into_stack, allocate_struct_function, current_function_name):
2171 * integrate.c (copy_decl_for_inlining, expand_inline_function):
2173 * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
2174 lhd_print_error_function): Likewise.
2175 * opts.c (handle_option, decode_options): Likewise.
2176 * passes.c (open_dump_file): Likewise.
2177 * print-tree.c (print_node): Likewise.
2178 * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
2179 expand_decl_cleanup, emit_case_nodes): Likewise.
2180 * stor-layout.c (variable_size): Likewise.
2181 * toplev.c (announce_function, wrapup_global_declarations,
2182 check_global_declarations, compile_file, default_tree_printer,
2183 process_options, lang_dependent_init, finalize): Likewise.
2184 * tree-dump.c (dequeue_and_dump): Likewise.
2185 * tree-inline.c (remap_decl, remap_block, copy_body_r,
2186 initialize_inlined_parameters, declare_return_variable,
2187 inlinable_function_p, expand_call_inline, optimize_inline_calls,
2188 walk_tree, copy_tree_r): Likewise.
2189 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2190 * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
2191 unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
2192 variably_modified_type_p, dump_tree_statistics): Likewise.
2193 * varasm.c (assemble_variable, compare_constant, copy_constant,
2194 force_const_mem, compute_reloc_for_constant, output_constant,
2195 output_addressed_constants, initializer_constant_valid_p): Likewise.
2197 2004-03-14 Kelley Cook <kcook@gcc.gnu.org>
2199 * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
2201 2004-03-14 Andreas Tobler <a.tobler@schweiz.ch>
2203 * doc/install.texi: Reflect autoconf and automake version for
2204 libffi. Update autoconf version to 2.59.
2206 2004-03-13 Roger Sayle <roger@eyesopen.com>
2208 * fold-const.c (negate_expr, operand_equal_for_comparison_p,
2209 optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
2210 make_range, build_range_check, fold_range_test, unextend,
2211 constant_boolean_node, fold_binary_op_with_conditional_arg,
2212 fold_truthop, fold_mathfn_compare, fold_inf_compare,
2213 fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
2214 with lang_hooks.foo ().
2216 2004-03-14 Richard Earnshaw <rearnsha@arm.com>
2218 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
2220 2004-03-13 Dara Hazeghi <dhazeghi@yahoo.com>
2222 * doc/install.texi: Note status of -fnew-ra.
2224 2004-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2227 * expr.c (store_expr): Call emit_queue before generating the move
2228 from the temporary to the original target. Protect the temporary
2231 2004-03-13 Jakub Jelinek <jakub@redhat.com>
2234 * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
2235 other than UNSPEC_GOTOFF.
2237 2004-03-13 Richard Earnshaw <rearnsha@arm.com>
2239 * arm.c (arm_legitimate_address_p): New argument, OUTER. Pass through
2240 to arm_legitimate_index_p. Update all callers with SET as default
2242 (arm_legitimate_index_p): New argument, OUTER. Restrict the index
2243 range if OUTER is a sign-extend operation on QImode. Correctly
2244 reject shift operations on sign-extended QImode addresses.
2245 (bad_signed_byte_operand): Delete.
2246 (arm_extendqisi_mem_op): New function.
2247 * arm.h (EXTRA_CONSTRAINT_ARM): Delete. Replace with...
2248 (EXTRA_CONSTRAINT_STR_ARM): ... this. Handle extended address
2250 (CONSTRAINT_LEN): New.
2251 (EXTRA_CONSTRAINT): Delete. Replace with...
2252 (EXTRA_CONSTRAINT_STR): ... this.
2253 (PREDICATE_CODES): Remove bad_signed_byte_operand.
2254 * arm.md (extendqihi_insn): Use new constraint Uq. Rework. Length
2255 is now always default.
2256 (define_splits for bad sign-extend loads): Delete.
2257 (arm_extendqisi, arm_extendqisi_v5): Likewise.
2258 * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
2259 Rework 'U' constraint to 'Uv'.
2260 * arm-protos.h: Remove bad_signed_byte_operand. Add
2261 arm_extendqisi_mem_op.
2262 * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
2265 2004-03-13 Alan Modra <amodra@bigpond.net.au>
2267 * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
2268 with targetm version.
2271 * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
2272 (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
2273 * config/rs6000/rs6000.c (rs6000_arg_size): New function.
2274 Update all users of RS6000_ARG_SIZE.
2275 (function_arg_advance): Count fregno using mode size.
2276 (function_arg): Handle long double split over regs and memory.
2277 (function_arg_partial_nregs): Likewise.
2278 (rs6000_va_arg): Repackage complex args.
2280 2004-03-13 Dean Ferreyra <dferreyra@igc.org>
2283 * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
2284 (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
2285 * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
2287 2004-03-12 Jakub Jelinek <jakub@redhat.com>
2289 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
2291 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
2292 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2294 2003-03-12 Andrew Pinski <apinski@apple.com>
2296 * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
2297 Use ret instead of result. Use addr instead of base.
2299 2004-03-12 David Edelsohn <edelsohn@gnu.org>
2301 * doc/install.texi (*-ibm-aix*): Document assembler and achiver
2302 fixes required by libstdc++ and update installation instructions
2305 2004-03-12 Danny Smith <dannysmith@users.sourceforge.net>
2307 * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
2308 leading '@' on fastcall symbols before stripping suffix.
2310 2004-03-12 Roger Sayle <roger@eyesopen.com>
2312 * combine.c (unmentioned_reg_p): New function to check whether an
2313 expression is a "specialization" of another, i.e. that there are
2314 no registers or memory references mentioned in the first that don't
2315 appear in the second.
2316 (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
2317 (combine_instructions): Also try combining instructions using the
2318 REG_EQUAL note from a preceding log-linked instruction.
2320 2004-03-12 Roger Sayle <roger@eyesopen.com>
2322 * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
2324 2004-03-12 Matt Austern <austern@apple.com>
2326 * target.h (struct gcc_target): New target hook, unwind_label.
2327 * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
2328 * output.h (default_emit_unwind_label): New function.
2329 * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
2330 (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
2331 (TARGET_SUPPORTS_HIDDEN): New target macro.
2332 * dwarf2out.c (struct dw_fde_struct): Add field for function decl
2333 that corresponds to this FDE.
2334 (FRAME_BEGIN_LABEL): Allow target to override default label.
2335 (output_call_frame_info): If FDEs are linknonce, then use extra
2336 indirection for FDE encoding, output a label for each FDE, and
2337 output an empty label for each function without an FDE.
2338 (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
2339 * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
2340 decls with DECL_ONE_ONLY set, if that macro is defined.
2341 (make_decl_one_only): Don't use DECL_COMMON if we're compiling
2342 for a SUPPORTS_ONE_ONLY target.
2343 * config/darwin-protos.h (darwin_unique_section): Declare.
2344 (darwin_asm_named_section): Likewise.
2345 (darwin_section_type_flags): Likewise.
2346 (darwin_non_lazy_pcrel): Likewise.
2347 (darwin_emit_unwind_label): Likewise.
2348 (darwin_make_decl_one_only): Likewise.
2349 * config/darwin.c (machopic_finish): Get rid of tweak that
2350 eliminate stubs for symbols that are defined.
2351 (darwin_encode_section_info): Don't treat weak functions as defined.
2352 (darwin_make_decl_one_only): Define.
2353 (darwin_asm_named_section): Likewise.
2354 (darwin_section_type_flags): Likewise.
2355 (darwin_unique_section): Likewise.
2356 (darwin_emit_unwind_label): Likewise.
2357 (darwin_non_lazy_pcrel): Likewise.
2358 (darwin_asm_output_dwarf_delta): Difference between two labels is
2359 local only if both labels are local.
2360 * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
2361 (ASM_MAKE_LABEL_LINKONCE): Likewise.
2362 (TARGET_SUPPORTS_HIDDEN): Likewise.
2363 (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
2364 (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
2365 (FRAME_BEGIN_LABEL): Likewise.
2366 (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
2367 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2368 (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
2369 (TARGET_ASM_UNIQUE_SECTION): Define.
2370 (EH_FRAME_SECTION_NAME): Define.
2371 (EH_FRAME_SECTION_ATTR): Likewise.
2372 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2373 (TARGET_ASM_NAMED_SECTION): Likewise.
2374 (TARGET_SECTION_TYPE_FLAGS): Likewise.
2375 * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
2376 TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
2377 TARGET_ASM_EMIT_UNWIND_LABEL.
2379 2004-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2381 * builtins.c (expand_builtin_mathfn): Add pow10* to the
2382 existing exp10* case.
2383 (expand_builtin): Likewise.
2385 2004-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2387 * doc/tm.texi (registers) <Values in Registers>: Add
2388 entry for REGMODE_NATURAL_SIZE.
2390 2004-03-12 Richard Henderson <rth@redhat.com>
2393 * target.h (struct gcc_target): Move calls substructure before
2394 booleans. Add split_complex_arg.
2395 * function.c (assign_parms, split_complex_args): Use it.
2396 * calls.c (expand_call): Likewise.
2397 (split_complex_values): Likewise. Check for splittable types
2398 before allocating memory.
2399 (split_complex_types): Likewise.
2400 * system.h (SPLIT_COMPLEX_ARGS): Poison.
2401 * expr.h (SPLIT_COMPLEX_ARGS): Remove.
2402 * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
2403 * config/alpha/alpha.c (alpha_split_complex_arg): New.
2404 (TARGET_SPLIT_COMPLEX_ARG): New.
2405 * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
2406 * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
2407 (rs6000_override_options): Zap it for non-AIX.
2408 (rs6000_function_value): Use targetm.calls.split_complex_arg.
2409 * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
2410 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
2411 * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
2412 * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
2413 SPLIT_COMPLEX_ARGS entry.
2415 2004-03-11 Richard Henderson <rth@redhat.com>
2417 * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
2418 (alpha_lookup_xfloating_lib_func): Use them, return rtx.
2419 (alpha_emit_xfloating_arith): Update to match.
2420 (alpha_emit_xfloating_compare): Likewise.
2421 (alpha_emit_xfloating_cvt): Likewise.
2422 (alpha_emit_xfloating_libcall): Take already built symbol,
2424 * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
2427 2004-03-11 Richard Henderson <rth@redhat.com>
2430 * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
2432 * simplify-rtx.c (simplify_relational_operation): Fix typo.
2434 2004-03-11 Richard Henderson <rth@redhat.com>
2437 * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
2439 2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
2442 * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
2443 defined, pass small BLKmode values in registers in the low-order part.
2445 2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
2447 * combine.c (if_then_else_cond): Check for NULL return value of
2448 simplify_gen_subreg.
2450 2004-03-11 Richard Sandiford <rsandifo@redhat.com>
2453 * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
2454 TARGET_SINGLE_FLOAT.
2456 2004-03-11 Steve Ellcey <sje@cup.hp.com>
2458 * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
2459 * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
2460 * config/ia64/ia64.c (ia64_init_libfuncs): New.
2461 (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
2463 2004-03-11 Roger Sayle <roger@eyesopen.com>
2465 * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
2466 -((int)X>>C) where C is an integer constant one bit less than the
2467 size of X into (unsigned)X>>C. Similarly for unsigned->signed.
2468 (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
2470 * simplify-rtx.c (simplify_unary_operation): Also implement the
2471 above transformations at the RTL level.
2473 2004-03-11 Alan Modra <amodra@bigpond.net.au>
2475 * real.c (encode_ibm_extended): Do round low word.
2477 2004-03-11 Ben Elliston <bje@wasabisystems.com>
2479 * config/arm/arm.md (is_xscale): Comment this attribute and move
2480 it a bit further up in the file, closer to related attributes.
2482 2004-03-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2484 * config/host-solaris.c (sol_gt_pch_use_address): Add
2485 missing terminating marker to comment.
2487 2004-03-11 Richard Sandiford <rsandifo@redhat.com>
2489 * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
2490 (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
2491 (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
2492 (*movsf_mips16, *movdf_mips16): Name unnamed patterns. Use
2493 move_operand as source predicate in all cases.
2494 (*movdi_32bit): Renamed from movdi_internal. Remove 'F' constraint.
2495 Test reg_or_0_operand. Use move_operand as source predicate.
2496 (*movdi_64bit): Renamed from movdi_internal2. Test reg_or_0_operand.
2497 (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
2498 (*movsi_internal): Renamed from movsi_internal. Test reg_or_0_operand.
2499 (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
2500 (*movhi_internal): Renamed from movhi_internal. Test reg_or_0_operand.
2501 Use move_operand as source predicate. Remove 'K' constraint.
2502 (*movqi_internal): Likewise movqi_internal.
2503 (*movsf_hardfloat): Renamed from movsf_internal1. Test
2504 reg_or_0_operand. Use move_operand as source predicate.
2505 (*movsf_softfloat): Likewise movsf_internal2.
2506 (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
2507 (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
2508 (*movdf_softfloat): Likewise movdf_internal2.
2509 * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
2510 for DImode if !TARGET_64BIT.
2511 (mips_legitimize_move): Simplify accordingly.
2513 2004-03-11 Josef Zlomek <zlomekj@suse.cz>
2516 * var-tracking.c (struct variable_def): Added field refcount.
2517 (variable_htab_free): Decrease the refcount and delete variable
2518 only if there are no more references.
2519 (unshare_variable): New function.
2520 (vars_copy_1): Increase refcount instead of copying the variable.
2521 (variable_union): Share the variables where possible, unshare
2522 the variables if needed.
2523 (variable_different_p): Return false if var1 and var2 are
2525 (variable_was_changed): Init the refcount of new variable.
2526 (set_frame_base_location): Unshare variable if needed.
2527 (set_variable_part): Init the refcount of new variable.
2528 Unshare the variables if needed.
2529 (delete_variable_part): Unshare the variables if needed.
2530 (emit_notes_for_differences_1): Init the refcount of new variable.
2531 (vt_add_function_parameters): Do not add function parameters to
2532 IN set of ENTRY_BLOCK_PTR because it is unused anyway.
2533 (vt_initialize): Do not add frame_base_decl to IN set of
2534 ENTRY_BLOCK_PTR because it is unused anyway.
2536 2004-03-11 Josef Zlomek <zlomekj@suse.cz>
2538 * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
2539 (vars_copy): Likewise.
2540 (variable_union): Likewise.
2541 (set_variable_part): Likewise.
2542 (delete_variable_part): Likewise.
2544 2004-03-11 Kazu Hirata <kazu@cs.umass.edu>
2546 * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
2547 ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
2548 config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
2549 config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
2550 config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
2551 config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
2552 config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2553 config/pdp11/pdp11.h, config/rs6000/rs6000.c,
2554 config/stormy16/stormy16.c: Fix comment typos and formatting.
2556 2004-03-11 Nathanael Nerode <neroden@gcc.gnu.org>
2558 * configure: Regenerate, since I forgot to while committing Paolo's
2561 2004-03-08 Paolo Bonzini <bonzini@gnu.org>
2564 Move language detection to the top level.
2565 * configure.ac: Remove code to detect languages,
2566 it now lives exclusively in the top level.
2567 * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
2568 top level, renamed to ACX_PROG_GNAT.
2570 2004-03-10 Richard Henderson <rth@redhat.com>
2572 * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
2574 * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
2575 and host_xmake_file fragments.
2576 * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
2577 (gt_pch_restore): Similarly for gt_pch_use_address.
2578 (default_gt_pch_get_address): New.
2579 (mmap_gt_pch_get_address): Split out of gt_pch_save.
2580 (default_gt_pch_use_address): Split out of gt_pch_restore.
2581 (mmap_gt_pch_use_address): Likewise.
2582 * hooks.c (hook_voidp_size_t_null): Remove.
2583 (hook_bool_voidp_size_t_false): Remove.
2584 * hooks.h: Likewise.
2585 * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
2586 default_ or mmap_ definitions.
2587 (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
2588 * hosthooks.h (struct host_hooks): Update gt_pch_get_address
2589 and gt_pch_use_address.
2590 * config/host-linux.c, config/host-solaris.c: New files.
2591 * config/x-linux, config/x-solaris: New files.
2592 * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
2593 Update for changed definition.
2594 (darwin_rs6000_gt_pch_use_address): Likewise.
2595 * doc/hostconfig.texi: Update docs.
2597 2004-03-10 Richard Henderson <rth@redhat.com>
2600 * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
2601 except for pedantic c90 mode.
2603 2004-03-10 Kelley Cook <kcook@gcc.gnu.org>
2605 * configure.ac: Bump AC_PREREQ to 2.59.
2606 * configure: Regenerate.
2608 2004-03-10 Uros Bizjak <uros@kss-loka.si>
2610 * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
2611 (exp10_optab, exp2_optab): Define corresponding macros.
2612 * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
2613 * genopinit.c (optabs): Implement exp10_optab and exp2_optab
2614 using exp10?f2 and exp2?f2 patterns.
2615 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
2616 using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
2617 (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
2618 using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2620 * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
2621 exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
2622 exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
2624 2004-03-10 Anthony Green <green@redhat.com>
2626 * doc/invoke.texi (ARM Options): Fix -mpfu typo.
2628 2004-03-10 David Edelsohn <edelsohn@gnu.org>
2630 * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
2631 (TARGET_OS_AIX_CPP_BUILTINS): this. Conditionally define
2633 * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
2634 TARGET_OS_AIX_CPP_BUILTINS.
2635 * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
2636 * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
2637 * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
2638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
2641 2004-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2643 * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
2645 2004-03-10 David Edelsohn <edelsohn@gnu.org>
2647 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2648 __LONGDOUBLE128 on AIX.
2650 2004-03-10 Andrew Haley <aph@redhat.com>
2652 PR optimization/14381
2653 * function.c (expand_function_end): Emit a blockage insn before
2654 the epilogue when -fnon-call-exceptions is used.
2656 * except.c (expand_start_all_catch): Make comment more accurate.
2658 2004-03-08 Joel Sherrill <joel@oarcorp.com>
2661 * config/rs6000/t-rtems: Add missing file on branch.
2663 2004-03-10 Ulrich Weigand <uweigand@de.ibm.com>
2665 * dbxout.c (dbxout_symbol_location): Do not output references
2666 to optimized-out constant pool symbols.
2668 2004-03-10 Andreas Schwab <schwab@suse.de>
2670 * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
2673 2004-03-09 James E Wilson <wilson@specifixinc.com>
2675 * alias.c (alias_sets_might_conflict_p): New.
2676 * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
2677 * common.opt (Wstrict-aliasing=): New.
2678 * flags.h (warn_strict_aliasing): Change type to int.
2679 * opts.c (warn_strict_aliasing): Change type to int.
2680 (common_handle_option): Handle OPT_Wstrict_aliasing_.
2681 * tree.h (alias_sets_might_conflict_p): Declare it.
2682 * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
2684 2004-03-10 Roman Zippel <zippel@linux-m68k.org>
2687 * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
2688 (CALL_USED_REGISTERS): Likewise.
2689 (REG_CLASS_CONTENTS): Likewise.
2690 (REG_ALLOC_ORDER): New.
2691 (REGNO_REG_CLASS): Use regno_reg_class.
2692 * config/m68k/m68k.c: Add regno_reg_class array.
2694 2004-03-09 Steve Ellcey <sje@cup.hp.com>
2696 * config/ia64/ia64.md (divsi3): Fix algorithm.
2698 (setf_exp_xf): Remove '*' from name.
2699 * testsuite/gcc.dg/20040309-1.c: New test.
2701 2004-03-09 Ian Lance Taylor <ian@wasabisystems.com>
2703 * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
2704 * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
2705 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
2706 * config/sparc/sparc.c (sparc_aout_select_section): Remove.
2707 (sparc_aout_select_rtx_section): Don't check
2708 SUNOS4_SHARED_LIBRARIES.
2709 * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
2711 2004-03-10 Hans-Peter Nilsson <hp@axis.com>
2714 * doc/md.texi (Pattern Ordering, Dependent Patterns)
2715 (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
2718 2004-03-09 Zack Weinberg <zack@codesourcery.com>
2720 * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
2721 (LIBGCC_SPEC): Update to match.
2723 2004-03-09 Zack Weinberg <zack@codesourcery.com>
2725 * c-decl.c (last_function_parms, last_function_parm_tags)
2726 (last_function_parm_others, current_function_parms)
2727 (current_function_parm_tags, current_function_parm_others):
2729 (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
2731 (grokdeclarator): For function definitions, save the arg-info
2732 block from the declarator in DECL_ARGUMENTS.
2733 (grokparms): Do not write to last_function_parm*. Use ARG_INFO_*
2734 macros to operate on arg-info block. Can assume ARG_INFO_PARMS
2735 contains only PARM_DECLs. Improve diagnostics.
2736 (get_parm_info): Use ARG_INFO_* macros. Improve comments and
2737 diagnostics. Disable some expensive checks if not ENABLE_CHECKING.
2738 (store_parm_decls_newstyle): Take the function to operate on,
2739 and an arg-info block, as arguments; don't get anything from
2740 current_function_* globals.
2741 (store_parm_decls_oldstyle): Likewise.
2742 (store_parm_decls): Pass fndecl and its arg-info block down to
2743 store_parm_decls_newstyle/oldstyle. Send functions with empty
2744 argument lists through store_parm_decls_newstyle to reduce
2746 (pushdecl): Comment on the problems with the call to copy_node.
2747 Clear DECL_ARGUMENTS of the old node after copying it, if it
2748 is an arg-info block instead of a chain of decls.
2749 (start_function): Do not manipulate current_function_parm* or
2750 last_function_parm*.
2752 2004-03-09 Roger Sayle <roger@eyesopen.com>
2753 Andrew Pinski <pinskia@physics.uc.edu>
2755 * ifcvt.c (noce_try_sign_mask): New function to transform
2756 "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
2757 (noce_process_if_block): Call noce_try_sign_mask.
2759 2004-03-09 Andrew Pinski <apinski@apple.com>
2761 * c-typeck.c (tagged_types_tu_compatible_p):
2764 2004-03-09 Roger Sayle <roger@eyesopen.com>
2766 * simplify-rtx.c (simplify_const_relational_operation): New function
2767 renamed from simplify_relational_operation.
2768 (simplify_relational_operation): Change prototype to accept an
2769 additional mode argument. Call simplify_const_relational_operation.
2770 (simplify_gen_relational): Update simplify_relational_operation call.
2771 (simplify_ternary_operation): Update simplify_relational_operation
2772 subroutine call to use simplify_const_relational_operation instead.
2774 * rtl.h (simplify_const_relational_operation): Prototype here.
2775 (simplify_relational_operation): Add addtional mode argument.
2777 * combine.c (combine_simplify_rtx): Update calls to
2778 simplify_relational_operation.
2779 (simplify_set): Likewise.
2780 (gen_binary): Likewise.
2781 * cse.c (fold_rtx): Likewise.
2782 * dojump.c (compare_from_rtx): Likewise.
2783 (do_compare_rtx_and_jump): Likewise.
2784 * integrate.c (subst_constants): Likewise.
2785 * unroll.c (simplify_cmp_and_jump_insns): Likewise.
2787 2004-03-09 Kazu Hirata <kazu@cs.umass.edu>
2789 * config/m32r/m32r.md: Remove all define_peephole's.
2791 2004-03-09 Alan Modra <amodra@bigpond.net.au>
2793 * config/rs6000/rs6000.md: Remove trailing whitespace.
2795 2004-03-08 Eric Christopher <echristo@redhat.com>
2797 * Makefile.in (site.exp): Add libiconv variable definition.
2799 2004-03-09 Hans-Peter Nilsson <hp@axis.com>
2801 * configure: Regenerate for config/accross.m4 correction.
2803 2004-03-08 Joel Sherrill <joel@oarcorp.com>
2806 * config/rs6000/t-rtems: Add missing file on branch.
2808 2004-03-08 Roger Sayle <roger@eyesopen.com>
2811 * c-typeck.c (c_mark_addressable): A register variable should
2812 be considered global if its not automatic, i.e. TREE_PUBLIC,
2813 TREE_STATIC or DECL_EXTERNAL.
2814 * function.c (put_var_into_stack): Call abort when placing a
2815 hard register into the stack, if x_parm_reg_stack_loc is NULL.
2817 2004-03-08 Ulrich Weigand <uweigand@de.ibm.com>
2819 * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
2820 ("*extendqisi2_short_displ"): Likewise.
2822 2004-03-08 Kazu Hirata <kazu@cs.umass.edu>
2824 * config/pdp11/pdp11.c (comparison_operator_index): Remove.
2825 (comp_operator): Likewise.
2826 * config/pdp11/pdp11-protos.h: Remove corresponding
2829 2004-03-08 Eric Botcazou <ebotcazou@act-europe.fr>
2831 * expr.c (highest_pow2_factor_for_type): Rename into
2832 highest_pow2_factor_for_target. Use DECL_ALIGN instead of
2833 TYPE_ALIGN when the target is a COMPONENT_REF.
2834 (expand_assignment): Ajust call to highest_pow2_factor_for_type.
2836 2004-03-08 Alan Modra <amodra@bigpond.net.au>
2838 * config/rs6000/rs6000.c: Formatting fix.
2839 (legitimate_offset_address_p): Correct offset range check.
2841 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
2842 -msoft-float by -mcpu. Consolidate similar code for MASK_MULTIPLE
2845 2004-03-07 Aldy Hernandez <aldyh@redhat.com>
2847 * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
2849 ("ashrdi3_no_power"): Disable for little endian.
2852 2004-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2854 * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
2857 2004-03-08 Hans-Peter Nilsson <hp@axis.com>
2860 * configure.ac (Target-specific assembler checks) <cris-*-*>: New
2861 case, checking for -no-mul-bug-abort option.
2862 * configure, config.in: Regenerate.
2863 * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
2864 and -mno-mul-bug-workaround.
2865 * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
2866 ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
2867 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
2868 Ditto. Make attribute "slottable" dependent on TARGET_MUL_BUG.
2869 * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
2870 sure mulu.d is not last on cache-line.
2871 * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
2872 into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
2873 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
2874 (TARGET_SWITCHES): New options -mmul-bug-workaround and
2875 -mno-mul-bug-workaround.
2876 (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
2877 (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
2878 * config/cris/cris.c (cris_operand_extend_operator): Clarify
2879 relation to MULT in head comment.
2880 (cris_op_str): Abort for MULT.
2881 (cris_print_operand) <case '!'>: New case.
2883 2004-03-08 Alan Modra <amodra@bigpond.net.au>
2886 * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
2887 dw_val_class_vec. Replace use throughout file.
2888 (dw_float_const): Delete.
2889 (dw_vec_const): New.
2890 (dw_val_struct_union): Rename val_float to val_vec. Replace use
2892 (add_AT_vec): Rename from add_AT_float. Add elt_size param.
2893 (same_dw_val_p): Adjust vec comparison. Use memcmp.
2894 (size_of_die): Adjust dw_val_class_vec sizing.
2895 (output_die): Output dw_val_class_vec.
2896 (insert_int, extract_int, insert_float): New functions.
2897 (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
2898 Handle CONST_VECTOR.
2899 (add_location_or_const_value_attribute): Handle CONST_VECTOR.
2901 2004-03-07 Aldy Hernandez <aldyh@redhat.com>
2903 * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
2904 AltiVec abi cannot co-exist.
2906 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
2908 2004-03-07 Jan Hubicka <jh@suse.cz>
2910 * except.c (emit_to_new_bb_before): Break fallthru edges.
2912 2004-03-07 Stephane Carrez <stcarrez@nerim.fr>
2914 * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
2915 ("*lshrsi3"): Also accept an immediate for 68HC12.
2916 ("*ashrsi3_const"): Likewise.
2917 ("*ashrsi3"): Likewise.
2918 ("*ashlsi3_const"): Likewise.
2919 ("*ashlsi3"): Likewise.
2920 ("cmphi_1_hc12"): Compare two hard register by pushing them and
2921 comparing with a pop; don't use a split for that.
2922 ("cmphi split"): Disable compare split for 68HC12.
2924 * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
2925 the status operands if they have side effects.
2927 2004-03-07 Kazu Hirata <kazu@cs.umass.edu>
2929 * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
2931 * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
2932 config/h8300/h8300.h, config/ia64/ia64.h,
2933 config/mcore/mcore.h, config/mmix/mmix.h,
2934 config/ns32k/ns32k.h, config/pdp11/pdp11.h,
2935 config/stormy16/stormy16.h, config/v850/v850.h,
2936 config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
2937 * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
2940 2004-03-07 Roger Sayle <roger@eyesopen.com>
2942 * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
2943 <XOR_EXPR>: Fold x ^ x as zero.
2944 <AND_EXPR>: Fold x & x as x.
2946 2004-03-07 Roger Sayle <roger@eyesopen.com>
2948 * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
2949 "foo++ == const" into "++foo == const+incr".
2951 2004-03-07 Richard Sandiford <rsandifo@redhat.com>
2953 * config/mips/mips.c (mips_in_small_data_p): Return false if
2956 2004-03-06 Stephane Carrez <stcarrez@nerim.fr>
2958 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
2960 (expand_prologue): Don't make an interrupt or a trap handler a far
2962 (m68hc11_initial_elimination_offset): Likewise.
2964 2004-03-06 Richard Henderson <rth@redhat.com>
2966 * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
2968 2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
2970 * config/ns32k/ns32k-protos.h: Add a prototype for
2971 ns32k_notice_update_cc.
2972 * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
2973 * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
2974 ns32k_notice_update_cc.
2976 2004-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2978 * config/s390/s390.md ("load_multiple", "*load_multiple_di",
2979 "*load_multiple_si"): Allow only if reload_completed.
2980 ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
2983 2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
2985 * config/vax/vax-protos.h: Add a prototype for
2986 vax_notice_update_cc.
2987 * config/vax/vax.c (vax_notice_update_cc): New.
2988 * config/vax/vax.h (NOTICE_UPDATE_CC): Call
2989 vax_notice_update_cc.
2991 2004-03-06 David Edelsohn <edelsohn@gnu.org>
2993 * collect2.c (main): Only export initfunc and finifunc if
2994 LD_INIT_SWITCH not defined.
2995 (scan_prog_file): Only export constructors and destructors if
2996 LD_INIT_SWITCH not defined. Only export symbols not found in
2999 2004-03-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3001 * pa.md (icacheflush): Reorder operands to make match_scratch operand
3003 * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
3004 from calls to gen_icacheflush.
3006 2004-03-06 Richard Henderson <rth@redhat.com>
3008 * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
3009 (TARGET_LONG_DOUBLE_128): New.
3010 (TARGET_SWITCHES): Add long-double-{128,64}.
3011 (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
3012 (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
3013 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
3014 (WIDEST_HARDWARE_FP_SIZE): New.
3015 (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
3016 * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
3017 if TARGET_VAX_FLOAT.
3018 * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
3019 (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
3021 2004-03-06 Richard Henderson <rth@redhat.com>
3023 * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
3024 botched rtx class conversion.
3026 2004-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
3029 BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
3031 * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
3033 * fold-const.c (fold_mathfn_compare, fold): Likewise.
3035 2004-03-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3038 * config/i386/i386.md (movv2di_internal): Conditionalize on
3039 TARGET_SSE, not TARGET_SSE2.
3041 2004-03-05 Chris Demetriou <cgd@broadcom.com>
3043 * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
3046 2004-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3048 * builtins.c: Consistently use logN not log* in comments.
3050 2004-03-05 Andreas Krebbel <krebbel1@de.ibm.com>
3052 * rtl.h (mem_expr_equal_p): Function prototype added.
3053 * cfgcleanup.c (merge_memattrs): New function.
3054 (flow_find_cross_jump): Call merge_memattrs for matching insns.
3055 * emit-rtl.c (mem_expr_equal_p): New function.
3057 2004-03-05 Ziemowit Laski <zlaski@apple.com>
3059 * objc/objc-act.c (synth_module_prologue): Const-qualify
3060 objc_selector type if using the GNU runtime; fix generated
3061 signatures for objc_msg_lookup and objc_msg_lookup_super
3062 to match what GNU ObjC headers provide; reformat and clean up.
3063 (synth_self_and_ucmd_args): Use previously constructed (and
3064 hence possibly const-qualified) objc_selector type.
3066 2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
3068 * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
3070 2004-03-05 Jason Merrill <jason@redhat.com>
3072 * tree.h (TYPE_HASH): Use TYPE_UID.
3073 (TREE_HASH): New macro with old definition of TYPE_HASH.
3074 * tree.c (build_type_attribute_variant): Use iterative_hash_object.
3075 (build_array_type, build_function_type): Likewise.
3076 (build_method_type_directly): Likewise.
3077 (build_offset_type, build_complex_type): Likewise.
3078 (type_hash_list, attribute_hash_list): Likewise. Now static.
3079 * except.c: s/TYPE_HASH/TREE_HASH/.
3081 2004-03-05 Bob Wilson <bob.wilson@acm.org>
3083 * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
3084 (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32). Adjust
3085 __va_ndx by 2 words when referencing an argument on the stack.
3086 (xtensa_va_arg): Handle 16-byte aligned args. Adjust __va_ndx by 2
3087 words when an arg on the stack is first seen.
3089 2004-03-05 Paul Brook <paul@codesourcery.com>
3091 * arm.h (ARM_FLAG_VFP): Remove.
3092 (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
3093 * netbsd-elf.h (ARM_FLAG_VFP): Remove.
3095 2004-03-05 Paul Brook <paul@codesourcery.com>
3097 * function.c (assign_parms): Include pretend alignment offset.
3099 2004-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3101 * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
3102 FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
3104 2004-03-05 Ian Lance Taylor <ian@wasabisystems.com>
3106 * configure.ac: When passing --enable-languages to subdir
3107 configure when host != build, make sure we don't pass an empty
3109 * configure: Regenerate.
3111 2004-03-05 Nathan Sidwell <nathan@codesourcery.com>
3114 * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
3117 2004-03-05 Paolo Bonzini <bonzini@gnu.org>
3119 * simplify-rtx.c (simplify_relational_operation): If
3120 flag_wrapv is set, do not move terms between the two
3121 side of a relational operator.
3123 2004-03-05 Paolo Bonzini <bonzini@gnu.org>
3125 * rtlanal.c: Include target.h and output.h
3126 (rtx_cost, address_cost, default_address_cost): Move from...
3127 * cse.c (rtx_cost, address_cost, default_address_cost):
3129 * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
3130 * Makefile.in: Adjust dependencies.
3132 2004-03-05 Paolo Bonzini <bonzini@gnu.org>
3134 * cse.c (cse_end_of_basic_block): Make static.
3135 * local-alloc.c (function_invariant_p): Move to
3137 * loop.c (libcall_other_reg, record_excess_regs):
3139 * reload1.c (function_invariant_p): Moved here
3140 from local-alloc.c, made static.
3141 * rtl.h (cse_end_of_basic_block, function_invariant_p,
3142 libcall_other_reg, record_excess_regs): Remove
3145 2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
3147 * config/m32r/m32r.c (signed_comparison_operator): Add a
3148 missing parenthesis.
3150 2004-03-04 Ian Lance Taylor <ian@wasabisystems.com>
3152 * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
3153 going to call mmap again. Read the file into the right place.
3154 Give a fatal error if we have to relocate.
3156 2004-03-04 Bob Wilson <bob.wilson@acm.org>
3158 * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
3159 (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
3161 2004-03-05 Hans-Peter Nilsson <hp@axis.com>
3164 * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
3165 round the same. When rounding, clear bits that would cause a
3166 second rounding in pack_d.
3167 (_fpmul_parts): Ditto. Remove #if 0:d code.
3169 2004-03-04 Ziemowit Laski <zlaski@apple.com>
3171 PR c++/14425, c++/14426
3172 * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
3173 vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
3174 Change C++ definitions to accept a 'const int' argument;
3175 the prototypes already do.
3176 * config/rs6000/rs6000.c (rs6000_common_init_builtins):
3177 Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
3178 v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
3179 v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
3180 v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
3181 v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
3182 end in ..._int; change them to accept an int instead of a char
3183 as the last parameter.
3185 2004-03-04 Phil Edwards <phil@codesourcery.com>
3187 * genmultilib: Change '=' to '-' when translating option names
3190 2004-03-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3192 * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
3193 stack slot for temp used for result of BLKmode but in integral mode.
3195 2004-03-04 Jan Hubicka <jh@suse.cz>
3197 * reload.c (find_reloads): Reorganize if seqeunce to switch.
3199 * cfgrtl.c (rtl_redirect_edge_and_branch): Set the source BB as dirty.
3200 (cfglayout_redirect_edge_and_branch): Set the source BB as dirty.
3202 2004-03-04 Steve Ellcey <sje@cup.hp.com>
3204 * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
3205 * testsuite/gcc.dg/20040303-1.c: New test.
3207 2004-03-04 Steven Bosscher <stevenb@suse.de>
3209 * ppro.md: Rewrite as a DFA pipeline description.
3210 * i386.md: Remove all uses of the ppro_uops attribute.
3211 * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
3212 ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
3213 ix86_sched_reorder, ix86_variable_issue,
3214 struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
3215 TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
3216 (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
3217 (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
3218 * athlon.md (athlon_ssecmp_load): Fix comment
3220 2004-03-04 Stuart Hastings <stuart@apple.com>
3222 * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC.
3224 2004-03-04 Stuart Hastings <stuart@apple.com>
3226 * gcc/config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
3227 686, tell Darwin assembler to allow prefetch insns, non-empty def
3228 of SUBTARGET_OPTION_TRANSLATE_TABLE.
3230 2004-03-04 DJ Delorie <dj@redhat.com>
3232 PR optimization/14282
3233 * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
3234 between a call and the assignment of its return value.
3236 2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
3238 * config/h8300/h8300.c: Put a comment for every function.
3240 2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
3242 * config/h8300/h8300.md: Add comments about peephole2's.
3244 2004-03-04 Steven Bosscher <stevenb@suse.de>
3246 * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
3248 2004-03-04 Jan Hubicka <jh@suse.cz>
3250 * cfgcleanup.c (thread_jump): Update call of cselib_init.
3251 * cselib.c (cselib_record_memory): New static variable.
3252 (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
3253 Give up on memories when asked for.
3254 (cselib_init): Accept new argument.
3255 * cselib.h (cselib_init): Update prototype.
3256 * gcse.c (local_cprop_pass): Update call of cselib_init.
3257 * loop.c (load_mems): Update call of cselib_init.
3258 * postreload.c (reload_cse_regs_1): Update call of cselib_init.
3259 * sched-deps.c (sched_analyze): Update call of cselib_init.
3261 2004-03-04 David Edelsohn <edelsohn@gnu.org>
3264 * config/rs6000/rs6000.c (output_function_profiler): Append @plt
3267 2004-03-04 Josef Zlomek <zlomekj@suse.cz>
3270 * var-tracking.c (track_expr_p): Do not track variables which
3271 should be ignored for debugging purposes.
3273 2004-03-04 Alan Modra <amodra@bigpond.net.au>
3275 * real.c (encode_ibm_extended): Don't bother rounding low double.
3276 * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
3277 when fmt->pnan < fmt->p.
3279 2004-03-04 Eric Christopher <echristo@redhat.com>
3281 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
3282 only range of valid arg registers and fixed_regs.
3284 2004-03-04 Alan Modra <amodra@bigpond.net.au>
3287 * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
3288 (abstf2, abstf2_internal): New define_expand.
3290 2004-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3292 PR optimization/14235
3293 * expr.c (convert_move): Copy the source to a new pseudo
3294 when converting from a sub-word source to a larger-than-word
3295 register which conflicts with the source.
3297 2004-03-03 Zack Weinberg <zack@codesourcery.com>
3300 * c-decl.c (diagnose_mismatched_decls): Issue an error for two
3301 parameters with the same name, unless one is a forward decl.
3302 Do not issue a redundant-redeclaration warning for forward
3303 decls of parameters.
3305 2004-03-04 David Edelsohn <edelsohn@gnu.org>
3307 * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
3310 2004-03-03 Ian Lance Taylor <ian@wasabisystems.com>
3312 * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
3314 2004-03-04 Alan Modra <amodra@bigpond.net.au>
3316 * target-def.h (TARGET_OPTF): Delete.
3317 * c-opts.c (TARGET_OPTF): Define.
3319 2004-03-04 Jan Hubicka <jh@suse.cz>
3321 * cselib.c (cselib_finish): Fix another miss-application of my previous
3324 2004-03-03 Mike Stump <mrs@apple.com>
3326 Add framework support for darwin.
3328 * c-incpath.c: Include target.h and machmode.h.
3329 (add_path): Use a consistent style for cpp_dir. Initialize
3331 (add_cpp_dir_path): New.
3332 (register_include_chains): Add use of extra_includes callback.
3333 (hook_void_int): Add.
3334 (target_c_incpath): Add.
3335 * c-incpath.h (add_cpp_dir_path): New.
3336 (target_c_incpath_s): Add.
3337 (target_c_incpath): Add.
3338 (C_INCPATH_INIT): Add.
3339 * c-opts.c (c_common_missing_argument,
3340 c_common_handle_option): Add -F argument processing.
3341 * c.opt: Add -F argument processing.
3342 * gcc.c (trad_capable_cpp): Add -F argument processing.
3343 * cppfiles.c (find_file_in_dir): Update to use construct
3345 (search_path_exhausted, cpp_get_path, cpp_get_buffer,
3347 (_cpp_find_file): Use search_path_exhausted.
3348 (make_cpp_dir): Initialize construct to 0.
3349 * cpplib.h (missing_header_cb
3350 cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
3351 (cpp_callbacks): Add missing_header
3352 (cpp_dir): Add construct.
3353 * target-def.h: (TARGET_OPTF): New.
3354 * hooks.c (hook_void_int, hook_void_charptr): Add.
3355 * hooks.h (hook_void_int, hook_void_charptr): Add.
3356 * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
3357 $(MACHMODE_H) dependencies.
3358 * doc/invoke.texi (Darwin Options): Document -F.
3359 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
3361 * fix-header.c (target_c_incpath): Add.
3363 * config/darwin-c.c: Add c-incpath.h include.
3364 (using_frameworks, find_subframework_file,
3365 find_subframework_header, add_system_framework_path,
3366 frameworks_in_use, num_frameworks, max_frameworks,
3367 add_framework, find_framework, struct framework_header,
3368 framework_header_dirs, framework_construct_pathname,
3369 find_subframework_file, add_system_framework_path,
3370 add_framework_path, framework_defaults,
3371 darwin_register_frameworks, find_subframework_header): Add.
3372 * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
3373 (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
3374 (CPP_SPEC): Add __APPLE_CC__ support.
3375 * t-darwin (darwin-c.o): Add c-incpath.h dependency.
3377 2004-03-04 Jan Hubicka <jh@suse.cz>
3379 * cselib.c (cselib_finish): Fix miss-application of my previous
3382 2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
3384 * hooks.c (hook_tree_tree_identity): New.
3385 * hooks.h: Add a prototype for hook_tree_tree_identity.
3386 * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
3387 instead of MD_ASM_CLOBBERS.
3388 * system.h (MD_ASM_CLOBBERS): Poison.
3389 * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
3390 (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
3391 * target.h (gcc_target): Add md_asm_clobbers.
3392 * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
3393 (ix86_md_asm_clobbers): New.
3394 * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
3395 * doc/tm.texi (MD_ASM_CLOBBERS): Change to
3396 TARGET_MD_ASM_CLOBBERS.
3398 2004-03-03 Stuart Hastings <stuart@apple.com>
3400 * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
3402 2004-03-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3404 * config/sparc/sparc.c (noov_compare64_op): Fix typo.
3406 * config/sparc/sparc.h (ASM_FLOAT): Delete.
3407 (ASM_DOUBLE): Likewise.
3408 (ASM_LONGDOUBLE): Likewise.
3409 * config/sparc/pbd.h (ASM_INT_OP): Delete.
3411 2003-03-03 Richard Henderson <rth@redhat.com>
3414 * cselib.c (cselib_record_sets): Don't record multiple sets in
3417 2004-03-03 Mostafa Hagog <mustafa@il.ibm.com>
3419 * common.opt: Add description of the new -fgcse-after-reload flag.
3421 * flags.h (flag_gcse_after_reload): Declaration of global variable.
3423 * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
3424 reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
3425 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
3426 get_bb_avail_insn, hash_scan_set_after_reload,
3427 compute_hash_table_after_reload, eliminate_partially_redundant_loads,
3428 gcse_after_reload, get_bb_avail_insn): New functions to implement
3430 (gcse_after_reload_main): New function, the main entry point to
3433 * rtl.h (gcse_after_reload_main): Declaration of the new function.
3435 * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
3437 * toplev.c (flag_gcse_after_reload): Initialization.
3439 * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
3441 * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
3442 PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
3443 the gcse after reload optimization.
3445 * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
3446 GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
3449 * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
3451 2004-03-03 Nicolas Pitre <nico@cam.org>
3453 * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
3454 small negative values.
3456 2004-03-03 Jan Hubicka <jh@suse.cz>
3458 * cselib.c (hash_table): Remove GTY marker.
3459 (reg_values): Turn into array.
3460 (used_regs): Likewise.
3461 (n_used_regs): New static variable.
3462 (reg_values_old): Kill.
3463 (clear_table): Update uses of arrays.
3464 (cselib_lookup): Likewise.
3465 (cselib_record_set): Likewise.
3466 (cselib_init): Likewise.
3467 (cselib_finish): Likewise.
3468 (cselib_udpate_varray_sizes): Kill.
3469 * cselib.h (cselib_update_varray_sizes): Kill.
3471 2004-03-03 Paul Brook <paul@codesourcery.com>
3473 * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
3475 2004-03-03 Jan Hubicka <jh@suse.cz>
3477 * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
3478 Rename from ...; make statistics transparent.
3479 (ggc_alloc_cleared, ggc_realloc_stat): ... these.
3480 (loc_descriptor): New structure.
3481 (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
3483 New static function.
3484 (ggc_record_overhead, dump_statistics): New global function.
3485 * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
3486 ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
3487 from ...; accept locations
3488 (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
3489 ggc_realloc, ggc_alloc_typed): ... this one.
3490 from ...; accept locations
3491 * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
3492 ggc_alloc_stat): Rename from ... ; pass locations
3493 * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
3495 (ggc_alloc_stat): Record overehead.
3496 * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
3497 ggc_realloc, ggc_alloc_typed): Turn to macros
3498 (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
3499 ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
3500 (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
3501 * langhooks.h (lhd_make_node): Declare.
3502 (LANG_HOOKS_MAKE_TYPE): Default to new function,
3503 * langhooks.c (lhd_make_node): New.
3504 * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
3506 (rtx_alloc, swallow_copy_rtx): ... this one.
3507 * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
3508 * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
3509 * toplpev.c (finalize): Dump stats.
3510 * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
3511 build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
3512 Rename from ... ; pass locators.
3513 (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
3514 build?, build_decl): Declare.
3515 * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
3516 build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
3518 (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
3519 build?, build_decl): New macros.
3520 * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
3521 * statistics.h: New file.
3523 2004-03-03 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
3524 Richard Sandiford <rsandifo@redhat.com>
3526 * config/mips/mips.h (MASK_FIX_SB1): Bump.
3527 (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
3528 (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
3529 * config/mips/mips.c (mips_output_division): Fill the branch delay
3530 slot with a nop if TARGET_FIX_R4000. Extend R4000 workarounds to
3532 (mips_output_division): Adjust accordingly.
3533 (override_options): Make -march=r4400 imply -mfix-r4400 by default.
3534 * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
3536 2004-03-03 Paolo Bonzini <bonzini@gnu.org>
3538 * alias.c (rtx_equal_for_memref_p): Use predicates
3539 to test rtx classes and new rtx class codes, possibly
3540 splitting conditionals that tested against '<' and 'o'.
3541 * caller-save.c (save_call_clobbered_regs): Likewise.
3542 * combine.c (contains_muldiv, find_split_point, subst,
3543 combine_simplify_rtx, simplify_if_then_else,
3544 simplify_set, simplify_logical, expand_compound_operation,
3545 make_compound_operation, if_then_else_cond, known_cond,
3546 apply_distributive_law, cached_nonzero_bits,
3547 cached_num_sign_bit_copies, simplify_shift_const,
3548 gen_binary, simplify_comparison, update_table_tick,
3549 record_value_for_reg, get_lsat_value_validate): Likewise.
3550 * cse.c (mention_regs, find_best_addr, find_comparison_args,
3551 fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
3553 * emit-rtl.c (copy_insn_1): Likewise.
3554 * expr.c (force_operand): Likewise.
3555 * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
3556 * flow.c (notice_stack_pointer_modification_1,
3557 invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
3558 and_reg_cond, elim_reg_cond): Likewise.
3559 * function.c (update_epilogue_consts): Likewise.
3560 * genattrtab.c (attr_rtx_1): Likewise.
3561 * genopinit.c (gen_insn): Likewise.
3562 * integrate.c (subst_constants): Likewise.
3563 * jump.c (reversed_comparison_code_parts,
3564 reversed_comparison_code, delete_related_insns,
3565 rtx_renumbered_equal_p): Likewise.
3566 * local-alloc.c (block_alloc): Likewise.
3567 * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
3568 canonicalize_condition): Likewise.
3569 * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
3571 * optabs.c (add_equal_node, expand_binop): Likewise.
3572 * predict.c (estimate_probability): Likewise.
3573 * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
3574 * recog.c (validate_replace_rtx_1, comparison_operator,
3575 offsettable_address_p, constrain_operands): Likewise.
3576 * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
3578 * regclass.c (scan_one_insn): Likewise.
3579 * regmove.c (stable_and_no_regs_but_for_p): Likewise.
3580 * regrename.c (kill_autoinc_value): Likewise.
3581 * reload.c (find_reusable_reload, find_reloads,
3582 reg_overlap_mentioned_for_reload_p): Likewise.
3583 * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
3584 * rtl.c (copy_rtx): Likewise.
3585 * rtl.h (CONSTANT_P, INSN_P): Likewise.
3586 * rtlanal.c (commutative_operand_precedence): Likewise.
3587 * sched-deps.c (conditions_mutex_p): Likewise.
3588 * sched-rgn.c (is_cfg_nonregular): Likewise.
3589 * simplify-rtx.c (simplify_gen_binary,
3590 simplify_gen_relational, simplify_replace_rtx,
3591 simplify_unary_operation, simplify_binary_operation,
3592 simplify_ternary_operation, simplify_rtx): Likewise.
3593 * unroll.c (reg_dead_after_loop): Likewise.
3594 * config/alpha/alpha.c (alpha_swapped_comparison_operator,
3595 print_operand): Likewise.
3596 * config/arc/arc.c (proper_comparison_operator): Likewise.
3597 * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
3599 * config/avr/avr.c (_reg_unused_after): Likewise.
3600 * config/frv/frv.c (frv_ifcvt_modify_tests,
3601 frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
3602 * config/i386/i386.c (ix86_comparison_operator,
3603 ix86_carry_flag_operator, fcmov_comparison_operator,
3604 arith_or_logical_operator, print_operand,
3605 ix86_expand_binary_operator, ix86_binary_operator_ok):
3607 * config/i386/i386.md: Likewise.
3608 * config/ia64/ia64.c (not_postinc_memory_operand,
3609 ia64_print_operand, update_set_flags, errata_emit_nops):
3611 * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
3612 CONSTRAINT_OK_FOR_S): Likewise.
3613 * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
3614 mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
3615 ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
3616 ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
3618 * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
3619 eqne_comparison_operator, signed_comparison_operator):
3621 * config/mips/mips.c (cmp_op, symbolic_expression_p):
3623 * config/mmix/mmix (mmix_foldable_comparison_operator,
3624 mmix_comparison_operator): Likewise.
3625 * config/pa/pa.c (hppa_legitimize_address): Likewise.
3626 * config/rs6000/rs6000.c (stmw_operation,
3627 branch_comparison_operator, trap_comparison_operator,
3629 * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
3630 * config/s390/s390.c (s390_alc_comparison,
3631 s390_slb_comparison):L Likewise.
3632 * config/sh/sh.c (gen_block_redirect, reg_unused_after):
3634 * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
3635 noov_compare_op, noov_compare64_op, v9_regcmp_op,
3636 emit_hard_tfmode_operation, reg_unused_after)
3637 * doc/md.texi, doc/rtl.texi: Likewise.
3639 * ra-debug.c: Add 2004 to list of copyright years.
3640 * unroll.c: Likewise.
3642 * combine.c (simplify_logical): Remove dummy test,
3643 (apply_distributive_law): Fix typo in comment.
3644 GET_CODE (x) == AND so x is a commutative binary op.
3645 * jump.c (delete_related_insns): simplify loop
3646 condition, move testing of RTX codes inside the loop.
3647 (rtx_renumbered_equal_p): do not use RTX_CODE.
3648 * rtl.c (rtx_class): Declare as enum rtx_class.
3649 * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
3650 Move to RTX_COMM_COMPARE class.
3651 (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
3652 Move to RTX_CONST_OBJ class.
3653 * rtl.h (enum rtx_class): New declaration,
3654 (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
3655 RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
3656 RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
3657 RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
3658 RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
3659 ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
3660 SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
3661 OBJECT_P): New macros.
3662 * config/sparc/sparc.c (noov_compare_op): Remove register
3665 2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
3667 * target.h: Remove texi jargons in comments.
3669 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3671 * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
3675 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
3676 * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
3678 * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
3679 * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
3681 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3683 * doc/md.texi (cbranchmode4): New.
3685 2004-03-02 Eric Christopher <echristo@redhat.com>
3687 * config/mips/mips16.S: Change fixsfsi and fixdfsi to
3689 * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
3690 * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
3691 * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
3692 * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
3694 2004-03-02 Richard Henderson <rth@redhat.com>
3697 * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
3698 * optabs.c (prepare_cmp_insn): Force trapping memories to registers
3699 before the compare, if flag_non_call_exceptions.
3701 2004-03-02 Richard Henderson <rth@redhat.com>
3704 * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
3705 emitting the label, not after.
3707 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3709 * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
3710 (m68hc11_mov_addr_mode): Likewise.
3711 (m68hc11_override_options): Initialize them based on target.
3712 (register_indirect_p): Allow a MEM for indirect addressing modes and
3713 use flags to control what is allowed.
3714 (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
3715 supported addressing modes.
3716 (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
3717 (go_if_legitimate_address_internal): Likewise.
3718 (m68hc11_indirect_p): Likewise and check the mode.
3719 (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
3721 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3723 * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
3724 (expand_builtin_setjmp_setup): Use
3725 targetm.builtin_setjmp_frame_value instead of
3726 BUILTIN_SETJMP_FRAME_VALUE.
3727 * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
3728 * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
3729 (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
3730 * target.h (gcc_target): Add builtin_setjmp_frame_value.
3731 * targhooks.c (default_builtin_setjmp_frame_value): New.
3732 * targhooks.h: Add a prototype for
3733 default_builtin_setjmp_frame_value.
3734 * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
3735 TARGET_BUILTIN_SETJMP_FRAME_VALUE.
3737 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3739 * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
3741 (add peepholes): New peepholes to optimize sequences adding small
3743 (bset peepholes): New peepholes to transform an OR in a bset form
3744 (bclr peepholes): Likewise for bclr form.
3745 (cmp peepholes): New peepholes to avoid register copies when comparing.
3747 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3749 * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
3750 to separate push from moves.
3751 ("*pushdf_internal"): Likewise.
3752 ("*pushsf_internal"): Likewise.
3753 ("*pushsi_internal"): Likewise.
3754 ("movdi_internal"): Use define_insn_and_split; non push operand.
3755 ("movdf_internal"): Likewise.
3756 ("movsf_internal"): Likewise.
3757 ("movsi_internal"): Likewise.
3758 ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
3759 ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
3760 ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
3762 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3764 * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
3765 ("cmphi_z_used", "cmpqi_z_used"): Likewise.
3766 ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
3767 ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
3768 ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
3769 ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
3770 ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
3771 ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
3772 ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
3773 ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
3774 ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
3776 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3778 * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
3779 (SOFT_XY_REGNUM): Define.
3780 (cmp split): Use the above instead of hard coded numbers.
3781 (8-bit op split): No need to check the mode; allow Q_REG.
3782 (ashift split): Adjust the first operand if it uses the SP and we
3783 are pushing the shifted value.
3784 (plus shift split): Fix when a source is in register D+X.
3785 ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
3787 2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
3789 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
3790 comparing with Z register.
3792 2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3794 * cfgloop.h (struct loop_desc): Removed.
3795 (struct loop): Fields simple, desc and has_desc removed.
3796 (simple_loop_p, count_loop_iterations): Declaration removed.
3797 * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
3798 (unmark_altered, blocks_invariant_registers, unmark_altered_insn
3799 blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
3800 invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
3801 simple_loop_exit_p, variable_initial_value, variable_initial_values,
3802 simple_condition_p, simple_increment, count_strange_loop_iterations,
3803 inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
3805 * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
3807 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3809 * genattrtab.c: Don't handle MATCH_INSN.
3810 * genrecog.c: Likewise.
3811 * gensupport.c: Likewise.
3812 * rtl.def (match_insn): Remove.
3813 * doc/md.texi (match_insn, match_insn2): Remove.
3815 2004-03-02 Mark Mitchell <mark@codesourcery.com>
3817 * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
3818 macro results in memory allocation.
3820 2004-03-02 David O'Brien <obrien@FreeBSD.org>
3822 * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
3823 * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
3824 %(fbsd_dynamic_linker),
3825 (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
3826 config/i386/freebsd.h
3827 * config/arm/freebsd.h: Ditto.
3828 * config/i386/freebsd.h: Ditto.
3829 * config/i386/freebsd64.h: Ditto.
3830 * config/ia64/freebsd.h: Ditto.
3831 * config/rs6000/sysv4.h: Ditto.
3832 * config/sparc/freebsd.h: Ditto.
3834 2004-03-02 Loren James Rittle <ljrittle@acm.org>
3836 * gcc/doc/install.texi (*-*-freebsd*): Update target information.
3838 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3840 * rtl.def (define_combine): Remove.
3842 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3844 * config/h8300/h8300.md: Tweak formatting.
3846 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3848 * config/h8300/h8300.md (*cmphi_h8300): Rename to
3850 (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
3852 2004-03-01 Mark Mitchell <mark@codesourcery.com>
3855 * gcc.c (process_command): Remove const-qualification from argv.
3858 2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
3860 * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
3861 pushqi1_h8300hs_advanced. Adjust its caller.
3862 (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
3865 2004-03-02 Nicolas Roche <roche@act-europe.fr>
3867 * Makefile.in (install-libgcc, install-multilib): Pass
3868 mkinstalldirs var to libgcc.mk.
3870 2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
3872 * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
3873 * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
3875 2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
3877 * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
3878 * config/h8300/h8300.md: Split several peephole2's, each into
3881 2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3883 * dominance.c (recount_dominator): Handle postdominators.
3885 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
3887 * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
3888 (NUM_SYMBOL_TYPES): Likewise.
3889 (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
3890 (mips_unspec_address): Declare.
3891 (mips_gotoff_page, mips_gotoff_global): Delete.
3892 * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
3893 * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
3894 (mips_symbolic_constant_p, mips_symbolic_address_p)
3895 (mips_symbol_insns): Handle new symbol types.
3896 (general_symbolic_operand): New predicate.
3897 (mips_unspec_address): Make extern.
3898 (mips_gotoff_page, mips_gotoff_global): Delete.
3899 (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
3900 Handle new symbol types.
3901 * config/mips/mips.md (*lea_high64, *lea64): New patterns.
3902 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
3903 mips_unspec_address directly.
3904 * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
3905 the documentation of -mexplicit-relocs.
3907 2004-03-01 Jeff Law <law@redhat.com>
3909 * fold-const.c (fold): An equality comparison of a non-weak object
3910 against zero has a known result. Similarly an equality comparison
3911 of the address of two non-weak, unaliased symbols has a known result.
3913 * ggc-page.c (struct page_entry): New field PREV.
3914 (ggc_alloc): Update PREV field appropriately.
3915 (sweep_pages): Likewise.
3916 (ggc_free): Likewise. Use PREV field rather than loop to
3917 improve ggc_free performance.
3919 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
3921 * config/mips/mips.c (mips_output_division): Use the division
3922 instruction to fill the delay slot of a zero check.
3923 (mips_idiv_insns): Adjust accordingly.
3925 2004-03-01 Nathanael Nerode <neroden@gcc.gnu.org>
3927 * config.gcc: Create a default tmake_file for linux, and use
3928 it in all but two linux clauses. Comment those two.
3930 2004-03-01 Paolo Bonzini <bonzini@gnu.org>
3932 * combine.c (try_combine): Do not refer to is_replaced.
3933 (gen_lowpart_for_combine): Perverse subregs now have a
3934 more politically correct name.
3935 * cse.c (cse_insn): Likewise.
3936 * jump.c: Fix bogus reference to delete_insn.
3938 2004-02-29 Mark Mitchell <mark@codesourcery.com>
3941 * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
3942 constants as signed values.
3945 * c-tree.h (readonly_warning): Rename to ...
3946 (readonly_error): ... this.
3947 * c-typeck.c (build_unary_op): Adjust accordingly.
3948 (readonly_warning): Rename to ...
3949 (readonly_error): ... this and issue errors, not warnings.
3950 (build_modify_expr): Call readonly_error, not readonly_warning.
3951 (c_expand_asm_operands): Likewise.
3952 * tree-inline.c (optimize_inline_calls): Do not inline functions
3953 after errors have occurred.
3955 2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
3957 * configure.ac: Rearrange some threading code for clarity;
3958 add section comment.
3959 * configure: Regenerate.
3961 2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
3963 * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
3965 * doc/cppopts.texi: Fix a typo.
3967 2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
3969 * config/i386/i386.md: Fix formatting.
3971 2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
3973 * configure.ac: Add some comments delineating sections of code.
3975 * doc/install.texi: Note that libada uses autoconf 2.57 also.
3977 * doc/install.texi: Fix idiot typo in previous commit.
3979 * doc/install.texi: Update for conversion of intl to autoconf 2.57.
3981 2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
3983 * config/h8300/h8300.md: Add comments about peephole2's.
3985 2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
3987 * config/h8300/h8300.md: Tweak operand numbers of some
3990 2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
3992 * config/h8300/h8300.md: Tweak comments about peephole2's.
3994 2004-02-29 Waldek Hebisch <hebisch@math.uni.wroc.pl>
3997 * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
3998 instead of testing whether DECL_RTL is not NULL.
4000 2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
4002 * config/sh/sh.c: Fix formatting.
4004 2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
4006 * config/sh/sh.c: Convert to ISO-C.
4008 2004-02-28 Andrew Pinski <pinskia@physics.uc.edu>
4010 * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
4013 * config/darwin.h (machopic_finish): Output stub even if the
4014 symbol is already defined.
4016 2004-02-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4018 * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
4020 2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
4022 * genattr.c (main): Don't define
4023 TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
4024 * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
4025 (DFA_PIPELINE_INTERFACE): Likewise.
4026 * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
4027 (DFA_PIPELINE_INTERFACE): Likewise.
4029 2004-02-28 Richard Sandiford <rsandifo@redhat.com>
4031 * config/mips/mips.md (tstsi, tstdi): Delete.
4033 2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
4035 * config/mips/mips.c (override_options): Remove an obsolete
4036 duplicate definition of the "e" constraint.
4037 * config/mips/mips.h: Update a comment accordingly.
4039 2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
4041 * config/mips/mips.md: Complete the unfinished R4000
4042 multiply/shift errata workaround. Improve documentation.
4043 (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
4045 (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
4046 (muldi3, muldi3_internal): Likewise.
4047 (muldi3_internal2): Remove, replacing with...
4048 (muldi3_mult3, muldi3_r4000): ...these new patterns.
4049 (mulsidi3): Take the errata into account.
4050 (mulsidi3_32bit): Remove, replacing with...
4051 (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
4052 (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
4053 (umulsidi3): Take the errata into account.
4054 (umulsidi3_32bit): Remove, replacing with..
4055 (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
4056 (umulsi3_highpart, umulsi3_highpart_internal): Disable if
4058 (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
4059 (smuldi3_highpart, umuldi3_highpart): Likewise.
4060 * doc/invoke.texi: Document the errata workaround.
4062 2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
4064 * config/mips/mips-protos.h (mips_idiv_insns): Declare.
4065 * config/mips/mips.h (MASK_FIX_SB1): Bump.
4066 (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
4067 (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
4068 * config/mips/mips.c (mips_idiv_insns): New function.
4069 (override_options): Make -march=r4000 imply -mfix-r4000 by default.
4070 (mips_output_division): Add a workaround for the R4000 divide/shift
4072 * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
4073 the length of an "idiv" instruction.
4074 * doc/invoke.texi: Document the new switches.
4076 2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
4078 * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
4079 TARGET_SCHED_IS_COSTLY_DEPENDENCE.
4081 2004-02-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4083 PR optimization/14229
4084 * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
4086 2004-02-28 Eric Botcazou <ebotcazou@act-europe.fr>
4088 * fold-const.c (fold): Strip NOPs that change the signedness
4089 for RSHIFT too. Expand comment.
4091 2004-02-27 Ian Lance Taylor <ian@wasabisystems.com>
4093 PR optimization/7871
4094 * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
4095 from or to call insns.
4097 2004-02-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4099 PR optimization/7871
4100 * flow.c (propagate_one_insn): Interpret calls as setting global
4101 registers, not merely clobbering them.
4103 2004-02-27 Dale Johannesen <dalej@apple.com>
4105 * config/darwin.c (machopic_output_possible_stub_label): Remove.
4106 config/darwin-protos.h: Ditto.
4107 config/darwin.h: Remove call to it.
4108 * combine.c (distribute_notes): Do not place a REG_DEAD note
4109 when value is both set and used.
4111 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
4113 * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
4115 * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
4116 * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
4118 2004-02-27 Andrew Pinski <apinski@apple.com>
4120 * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
4121 Speedup common case of the type values being in the same order.
4123 2004-02-27 Steve Ellcey <sje@cup.hp.com>
4125 * config/ia64/ia64.h (no-inline-float-divide): New option.
4126 * config/ia64/ia64.h (no-inline-int-divide): New option.
4127 * config/ia64/ia64.h (no-inline-sqrt): New option.
4128 (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
4129 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4130 * config/ia64/ia64.c (ia64_override_options): Modify error
4131 checking for inlined division/sqrt.
4133 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
4135 * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
4136 ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
4137 value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
4138 config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
4141 2004-02-27 Paul Brook <paul@codesourcery.com>
4143 * function.c (assign_parms): Don't count pretend args for alignment.
4145 2004-02-27 Richard Henderson <rth@redhat.com>
4147 * passes.c: New file.
4148 * Makefile.in (OBJS-common): Add it.
4149 * diagnostic.c (rtl_dump_and_exit): Move decl ...
4150 * flags.h (rtl_dump_and_exit): ... here.
4151 * output.h (size_directive_output, last_assemble_variable_decl):
4153 * rtl.h (reg_alloc): Move from toplev.c.
4154 * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
4155 struct dump_file_info, enum dump_file_index, dump_file_tbl,
4156 open_dump_file, close_dump_file, rest_of_decl_compilation,
4157 rest_of_type_compilation, rest_of_handle_final,
4158 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4159 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4160 rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
4161 rest_of_handle_regrename, rest_of_handle_reorder_blocks,
4162 rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
4163 rest_of_handle_tracer, rest_of_handle_if_conversion,
4164 rest_of_handle_if_after_combine, rest_of_handle_web,
4165 rest_of_handle_branch_prob,
4166 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4167 rest_of_handle_addressof, rest_of_handle_sibling_calls,
4168 rest_of_handle_jump_bypass, rest_of_handle_inlining,
4169 rest_of_handle_null_pointer, rest_of_handle_combine,
4170 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4171 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4172 rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
4173 (decode_d_option): Use enable_rtl_dump_file.
4174 (compile_file, finalize, do_compile): Move profile+combine+graph
4175 cleanup to finish_optimization_passes.
4176 * toplev.h (init_optimization_passes, finish_optimization_passes,
4177 enable_rtl_dump_file): Declare.
4179 2004-02-27 Eric Botcazou <ebotcazou@act-europe.fr>
4180 Roger Sayle <roger@eyesopen.com>
4182 * fold-const.c (fold): Revert 2004-02-25 change. Use the original
4183 operands to build a tree with swapped operands.
4184 * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
4185 'unsignedp' predicate to specify the signedness.
4187 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
4189 * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
4190 expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
4191 params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
4192 comment typos and formatting. Follow spelling conventions.
4194 2004-02-26 Aldy Hernandez <aldyh@redhat.com>
4196 * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
4199 * config/rs6000/spe.md: Delete spe_efsctuiz.
4200 Add spe_fixuns_truncsfsi2.
4201 Add spe_fix_truncsfsi2.
4203 2004-02-26 Eric Christopher <echristo@redhat.com>
4205 * c-lex.c (c_lex_string_translate): New variable.
4206 (lex_string): Use to determine string translation.
4207 * c-pragma.h: Prototype.
4208 * c-parse.in (start_string_translation): New. Set above.
4209 (stop_string_translation): Ditto.
4210 (attribute, attribute_list, asm_def, asm_stmt,
4211 asm_operand): Use above functions.
4212 * cp/parser.c (cp_parser_declaration): Translate strings
4213 unless token is RID_EXTERN. Set c_lex_string_translate
4215 (cp_parser_asm_definition): Only translate argument strings
4217 (cp_parser_asm_operand_list): Ditto.
4218 (cp_parser_attribute_list): Do not translate attribute strings.
4220 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4222 * stmt.c (expand_start_case_dummy): Remove.
4223 * tree.h: Remove the corresponding prototype.
4225 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4227 * builtins.c (apply_args_register_offset): Remove.
4228 * tree.h: Remove the corresponding prototype.
4230 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4232 * stor-layout.c (is_pending_size): Remove.
4233 * tree.h: Remove the corresponding prototype.
4235 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4237 * recog.c (validate_replace_src): Remove.
4238 * recog.h: Remove the corresponding prototype.
4240 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4242 * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
4243 MAYBE_REG_PARM_STACK_SPACE.
4244 * function.c: Likewise.
4245 * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
4246 (MAYBE_REG_PARM_STACK_SPACE): Likewise.
4247 * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
4248 (MAYBE_REG_PARM_STACK_SPACE): Likewise.
4250 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4252 * c-decl.c (c_expand_deferred_function): Remove.
4253 * c-tree.h: Remove the corresponding prototype.
4255 2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
4257 * postreload.c (reload_cse_move2add): Generate just a PLUS
4258 instead of an entire SET.
4260 2004-02-26 Jan Hubicka <jh@suse.cz>
4262 * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
4264 * i386.c (override_options): Add support for new CPUs.
4265 * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
4266 (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
4268 * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
4270 2004-02-26 Bob Wilson <bob.wilson@acm.org>
4272 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
4274 2004-02-26 Eric Botcazou <ebotcazou@act-europe.fr>
4276 * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
4277 (sparc_emit_fixunsdi): New prototype.
4278 * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
4279 (sparc_emit_fixunsdi): New function.
4280 * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
4281 operand 1. Pass SFmode to sparc_emit_floatunsdi.
4282 (floatunsdidf2): Use 'general_operand' for operand 1. Pass DFmode
4283 to sparc_emit_floatunsdi.
4284 (fixuns_truncsfdi2): New expander.
4285 (fixuns_truncdfdi2): Likewise.
4287 2004-02-26 Alan Modra <amodra@bigpond.net.au>
4289 * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
4292 2004-02-25 Richard Henderson <rth@redhat.com>
4294 * explow.c (force_reg): Call mark_reg_pointer as appropriate.
4295 * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
4296 use (op0-op1) == 0 if op0 is a pointer.
4297 * config/alpha/alpha.md (cmpdi): Use some_operand.
4298 (three comparison combine splits): Remove.
4300 2004-02-25 Richard Henderson <rth@redhat.com>
4303 * c-common.c (handle_alias_attribute): Reject the attribute if
4304 current_function_decl is set.
4306 2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
4308 * config.gcc: Add comment describing extra_gcc_objs.
4309 i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
4310 * configure.ac (extra_gcc_objs): New substitution variable.
4311 (host_extra_gcc_objs): Don't substitute.
4312 * configure: Regenerate.
4313 * Makefile.in: Use extra_gcc_objs.
4315 2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
4317 * doc/contrib.texi: Add an entry for myself.
4319 2004-02-25 Jan Hubicka <jh@suse.cz>
4321 * basic-block.h (make_eh_edge, break_superblocks): Declare.
4322 * cfgbuild.c (make_eh_edge): Make global.
4323 * cfglayout.c (break_superblocks): Likewise; fix memory leak.
4324 * except.c (build_post_landing_pads, connect_post_landing_pads,
4325 dw2_build_landing_pads, sjlj_emit_function_enter,
4326 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4327 sjlj_build_landing_pads): Update CFG.
4328 (emit_to_new_bb_before): New function.
4329 (finish_eh_generation): Do not rebuild the CFG.
4331 2004-02-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4333 * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
4334 target_cpu_default defines.
4335 * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
4336 * pa.h (TARGET_DEFAULT): Likewise.
4338 2004-02-25 Eric Botcazou <ebotcazou@act-europe.fr>
4340 * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
4341 comparisons with regard to signedness.
4343 2004-02-25 Richard Earnshaw <rearnsha@arm.com>
4345 * arm.c (thumb_legitimize_address): New function.
4346 * arm-protos.h: Prototype it.
4347 * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
4348 (LEGITIMIZE_ADDRESS): Use it.
4350 2004-02-25 J"orn Rennecke <joern.rennecke@superh.com>
4352 * reload1.c (reload): Only spill eliminable register with multiple
4353 adjacent elimination alternatives if all alternatives fail.
4355 2004-02-25 Richard Earnshaw <rearnsha@arm.com>
4357 * arm.c (arm_legitimate_index_p): For QImode the range of an offset
4358 is -4095...+4095 inclusive.
4360 2004-02-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4362 * doc/install.texi (sparc-sun-solaris2* specific notes): Document
4363 the bootstrap failure with Sun CC 5.4 and 5.5.
4365 2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
4367 * cse.c (cse_change_cc_mode_insns): Stop at any instruction
4368 which modifies NEWREG.
4369 (cse_condition_code_reg): Update the mode of CC_REG in
4370 CC_SRC_INSN on our own.
4372 2004-02-24 Michael Matz <matz@suse.de>
4374 * config/i386/i386.c (ix86_comp_type_attributes): Check for
4377 2004-02-24 Richard Henderson <rth@redhat.com>
4379 * toplev.c (dump_file_tbl): Rename from dump_file.
4380 * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
4381 cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
4382 config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
4383 config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
4384 loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
4385 ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
4386 toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
4387 s/rtl_dump_file/dump_file/g.
4389 2004-02-24 Aldy Hernandez <aldyh@redhat.com>
4391 * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
4392 (spe_fixuns_truncsfsi2): Delete.
4394 * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
4395 (fixuns_truncsfsi2): Delete.
4397 2004-02-24 Josef Zlomek <zlomekj@suse.cz>
4400 * rtlanal.c (replace_label): Fix replacing labels in constant pool.
4402 2004-02-24 Geoffrey Keating <geoffk@apple.com>
4404 * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
4406 2004-02-24 Jason Merrill <jason@redhat.com>
4408 * tree.c (check_qualified_type): New fn.
4409 (get_qualified_type): Use it. If type already has the desired
4410 quals, just return it.
4411 * tree.h: Declare it.
4413 2003-02-24 Sanjiv Kumar Gupta <sanjivg@noida.hcltech.com>
4415 * target-def.h (TARGET_SCHED_INIT_GLOBAL,
4416 TARGET_SCHED_FINISH_GLOBAL): New macros.
4418 * target.h (md_init_global, md_finish_global): Function
4419 declarations corresponding to new target macros.
4421 * haifa-sched.c (sched_init, sched_finish): Allow target to
4422 call the new schedular hooks.
4424 * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
4425 call to update_life_info.
4427 * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
4428 flag_schedule_insns for SH4.
4430 * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
4431 find_set_regmode_weight, find_insn_regmode_weight,
4432 find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
4433 sh_variable_issue, high_pressure, ready_reorder,
4434 rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
4435 functions used to throttle the insn movement in first
4436 scheduling pass for SH.
4438 * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
4439 TARGET_SCHED_FINISH_GLOBAL.
4441 2004-02-24 Alexandre Oliva <aoliva@redhat.com>
4443 Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
4444 2004-02-05 Alexandre Oliva <aoliva@redhat.com>
4445 * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
4446 symbols in sections named by the user.
4447 2004-01-30 Alexandre Oliva <aoliva@redhat.com>
4448 * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
4449 2004-01-27 Alexandre Oliva <aoliva@redhat.com>
4450 * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
4451 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
4453 2004-01-20 Alexandre Oliva <aoliva@redhat.com>
4454 * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
4455 one more pseudo to further improve code generation.
4456 2004-01-19 Alexandre Oliva <aoliva@redhat.com>
4457 * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
4459 2004-01-16 Alexandre Oliva <aoliva@redhat.com>
4460 * config/frv/frv.c (frv_legitimate_address_p): Added
4461 allow_double_reg_p argument. Adjust all callers. Use it to
4462 decide whether to enable double-register indirect addressing.
4463 (frv_funcdesc_alias_set): Remove.
4464 (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
4465 register. Emit movdi_ldd.
4466 (ldd_address_operand): New.
4467 * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
4468 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
4469 (PREDICATE_CODES): Add ldd_address_operand.
4470 * config/frv/frv.md (movdi_ldd): New.
4471 (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
4472 intermediate computations if possible.
4473 (symGOTOFF2reg_i): Fix harmless typo.
4474 2003-12-18 Alexandre Oliva <aoliva@redhat.com>
4475 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
4476 relocated p_vaddr to vaddr type.
4477 * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
4478 * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
4479 (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
4480 MEM, or use a funcdesc alias set. Use regular move instead of
4482 (dbl_memory_one_insn_operand): Recognize function descriptors by
4483 type or by alias set, and don't split them.
4484 * config/frv/frv.md (call, call_value): Never use call_internal
4486 (call_internal, call_value_internal): Never match for FDPIC.
4487 (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
4488 call_value_fdpicsi): Require FDPIC.
4490 2003-12-17 Alexandre Oliva <aoliva@redhat.com>
4491 * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
4492 * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
4493 (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
4494 FDPIC. Compute data base address.
4495 * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
4496 before the other self-specs are processed.
4497 * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
4499 2003-12-15 Alexandre Oliva <aoliva@redhat.com>
4500 * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
4501 inhibit_libc is defined.
4502 2003-12-12 Alexandre Oliva <aoliva@redhat.com>
4503 * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
4505 (__RELOC_POINTER): Define.
4506 (_Unwind_IteratePhdrCallback): Use it.
4507 * config/frv/frv.h (Twrite): Define.
4508 (TRANSFER_FROM_TRAMPOLINE): Use it.
4509 * config/frv/linux.h (INVOKE__main): Undefine.
4511 2003-12-05 Richard Sandiford <rsandifo@redhat.com>
4512 * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
4513 (-mlibrary-pic): Emphasize that this option generates EABI code.
4516 2003-11-30 Alexandre Oliva <aoliva@redhat.com>
4517 * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
4518 and CONSTs in FDPIC mode.
4519 * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
4520 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
4521 * config/frv/frv.c (move_source_operand): Don't accept symbolic
4523 * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
4524 rather than 'i' constraint for the 2-instruction alternative.
4525 (*movsi_2word): New, incorporating existing int_2word_operand splitter.
4526 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
4527 * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
4528 EXTRA_CONSTRAINT_FOR_Y.
4529 (EXTRA_CONSTRAINT): Remove handling of 'Y'.
4530 * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
4531 (addsi3): Change 'Y' constraint to 'Q'.
4532 2003-11-27 Richard Sandiford <rsandifo@redhat.com>
4533 * reload.c (CONST_POOL_OK_P): New macro.
4534 (find_reloads): Use it to decide whether a constant can be forced
4536 * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
4537 constant satisfies got12_operand.
4538 (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
4539 (frv_legitimate_address_p): Check for valid unspec offsets using
4540 got12_operand rather than frv_legitimate_fdpic_operand_p.
4541 (frv_legitimate_fdpic_operand_p): Delete.
4542 (frv_emit_movsi): Abort if we try to use the FDPIC register during
4544 (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
4546 * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
4547 2003-11-19 Richard Sandiford <rsandifo@redhat.com>
4548 * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
4549 (frv_fdpic_fptr_operand): Don't declare here.
4550 * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
4551 rather than fdpic_got12_operand.
4552 (PREDICATE_CODES): Remove symbolic_operand entry. Add entries for
4553 got12_operand and const_unspec_operand.
4554 * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
4555 (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
4556 (symbolic_operand): Remove.
4557 (const_unspec_operand): New predicate.
4558 * config/frv/frv.md (*movsi_got): Use got12_operand.
4559 (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
4560 2003-11-18 Richard Sandiford <rsandifo@redhat.com>
4561 * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
4562 * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
4563 * config/frv/frv.c (frv_unspec): New structure.
4564 (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
4565 (frv_print_operand_memory_reference): Use frv_const_unspec_p to
4566 validate CONST indices. Use frv_output_const_unspec to print them.
4567 (frv_print_operand): Update call to unspec_got_name. Use
4568 frv_output_const_unspec to print constant unspecs.
4569 (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
4570 Reject UNSPECs otherwise.
4571 (unspec_got_name): Take the relocation number as argument, not an
4573 (frv_output_addr_const_extra): Remove, replacing with...
4574 (frv_output_const_unspec): ...this new function.
4575 (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
4576 (gpr_or_int12_operand): Use fdpic_got12_operand.
4577 (dbl_memory_one_insn_operand): Likewise.
4578 (fdpic_got12_operand): Use frv_const_unspec_p.
4579 (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
4580 are already legitimate. Use frv_small_data_reloc_p when deciding
4581 whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
4582 2003-11-18 Alexandre Oliva <aoliva@redhat.com>
4583 * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
4584 * config/frv/libgcc-frv.ver: ... frv-specific symbols. New file.
4585 * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
4586 label, for real this time.
4587 * config/frv/frv.c (frv_local_funcdesc_p): Update to new
4588 representation of visibility.
4589 (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
4591 2003-11-17 Richard Sandiford <rsandifo@redhat.com>
4592 * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
4593 (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
4594 * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
4595 it was explicitly disabled.
4596 (frv_stack_info): There is no need to save the link register in every
4597 frame unless TARGET_LINKED_FP is true.
4598 (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
4599 frame pointer if the stack pointer might change value.
4600 (frv_return_addr_rtx): Check and process "count" argument.
4601 2003-11-14 Richard Sandiford <rsandifo@redhat.com>
4602 * config/frv/frv-protos.h (frv_legitimize_address): Remove.
4603 (frv_find_base_term): Declare.
4604 * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
4605 (FIND_BASE_TERM): Define.
4606 (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
4607 small_data_register_operand, small_data_symbolic_operand. Add
4609 * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
4610 (frv_print_operand_memory_reference, output_move_single): Remove
4611 special handling for unlegitimized sdata addresses.
4612 (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
4613 and symbolic addresses.
4614 (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
4615 (frv_find_base_term): New function.
4616 (int_2word_operand): Check specifically for symbolic address constants.
4617 (pic_register_operand, pic_symbolic_operand): Delete.
4618 (small_data_register_operand, small_data_symbolic_operand): Delete.
4619 (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
4620 Allow UNSPEC_GOT constants if !TARGET_FDPIC.
4621 (move_source_operand): Only accept CONSTs if they're a two-insn
4623 (fdpic_got12_operand): Don't require TARGET_FDPIC.
4624 (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
4625 using gen_symGOTOFF2reg*.
4626 (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
4627 (frv_rtx_costs): Give all MEM addresses a cost of 0. Give MEMs
4628 themselves a cost of 3 insns.
4629 * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
4630 Change predicate to symbolic_operand.
4631 (*movsi_high_got, *movsi_lo_sum_got): Likewise.
4632 (*movsi_lda_sdata): Delete.
4633 (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
4634 2003-11-05 Alexandre Oliva <aoliva@redhat.com>
4635 * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
4637 * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
4639 * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
4640 -multilib-library-pic.
4641 (LINK_SPEC): Add -z text for -mfdpic.
4642 * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
4643 * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
4644 * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
4646 (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
4647 FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
4648 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
4649 crtstuff-generated files.
4650 2003-10-31 Alexandre Oliva <aoliva@redhat.com>
4651 * config.gcc: Add frv-*-*linux*.
4652 * config/frv/linux.h, config/frv/t-linux: New.
4653 2003-10-06 Alexandre Oliva <aoliva@redhat.com>
4654 * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
4655 when -mfdpic even if a linker script is explicitly listed.
4656 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
4657 * config/frv/frv.c (frv_override_options): Clear asm_out
4658 unaligned_op for SImode on FDPIC.
4659 (frv_emit_movsi): Use compute_reloc_for_constant to compute the
4660 argument passed to decl_readonly_section.
4661 (frv_assemble_integer): Revert 2003-09-30's change, but make the
4662 whole block run with FDPIC even with -fno-PIC.
4663 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
4664 * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
4665 symbol or label plus offset to memory.
4666 (frv_emit_movsi): Emit GPREL only if -mgprel-ro. Emit 32-bit
4667 GOTOFF and GPREL for LABEL_REF.
4668 * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
4669 -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
4670 (MASK_GPREL_RO, TARGET_GPREL_RO): New.
4671 (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
4672 * doc/invoke.texi: Document them.
4673 2003-09-30 Alexandre Oliva <aoliva@redhat.com>
4674 * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
4675 (frv_splittable_got_operand): Removed.
4676 * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
4677 LO_SUM. Add comments.
4678 (frv_override_options): Moved enabling of FDPIC to
4679 DRIVER_SELF_SPECS. Don't enable MASK_DWORD.
4680 (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
4681 (frv_legitimize_fdpic_address): Don't duplicate logic in
4683 (frv_gen_GPsym2reg): New.
4684 (unspec_got_name): Added gprel.
4685 (frv_expand_fdpic_call): Add support for inlining PLTs.
4686 (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
4687 (gpr_or_int12_operand): Added GPREL12.
4688 (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
4689 (small_data_symbolic_operand): Fail if FDPIC.
4690 (fdpic_splittable_got_operand): Removed.
4691 (fdpic_got12_operand): Added GPREL12.
4692 (frv_emit_movsi): Reorganize to avoid duplication. Emit GPREL
4693 when appropriate. Fix sdata GOTOFF.
4694 (frv_legitimate_constant_p): Require legitimate PIC operand for
4695 FDPIC with pic, but only a legitimate fdpic operand for non-pic.
4696 (frv_assemble_integer): Move FDPIC funcdesc handling out of
4698 (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
4699 frv_assemble_integer fails.
4700 * config/frv/frv.h (DRIVER_SELF_SPECS): New.
4701 (SUBTARGET_DRIVER_SELF_SPECS): New.
4702 (ASM_SPEC): Don't pass -mno-fdpic.
4703 (LINK_SPEC): Pass -melf32frvfd for FDPIC.
4704 (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
4705 (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
4706 -multilib-library-pic.
4707 (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
4708 condexec_si_media_operator, condexec_sf_add_operator and
4709 condexec_sf_conv_operator. Removed condexec_sf_binary_operator
4710 and condexec_sf_unary_operator.
4711 * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
4713 (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
4714 movsi_internal. Give them internal names. movsi_got has type
4716 (fdpic got splitters): Remove.
4717 (symGPREL2reg, symGPREL2reg_hilo): New.
4718 * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
4719 to -mlibrary-pic. Map -multilib-library-pic to it.
4720 * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
4722 2003-09-28 Alexandre Oliva <aoliva@redhat.com>
4723 * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
4724 (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
4725 (frv_cannot_force_const_mem): New function.
4726 (const_small_data_p, plus_small_data_p): Update comments on sdata
4728 (frv_override_options): Set flag_pie for FDPIC too.
4729 (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
4730 call-saved registers on FDPIC.
4731 (frv_stack_info): Don't preserve the PIC register on FDPIC, and
4732 don't force LR to be preserved.
4733 (frv_expand_prologue): Likewise.
4734 (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
4735 (frv_frame_pointer_required): Don't force it just because the
4736 FDPIC register is used.
4737 (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
4738 operand only if !condexec_p.
4739 (frv_legitimize_address): Return the FDPIC-legitimized address.
4740 Don't match small data here on FDPIC.
4741 (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
4742 symbols. Use TRUE/FALSE instead of 1/0.
4743 (frv_local_funcdesc_p): New.
4744 (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
4745 immediates when possible.
4746 (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
4747 (dbl_memory_one_insn_operand): Accept addresses that add a REG and
4749 (frv_emit_movsi): Handle FDPIC before small data. Use GOTOFF and
4750 12-bit immediates when possible.
4751 (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
4752 are not legitimate pic operands.
4753 (frv_in_small_data_p): Re-enable for FDPIC.
4754 * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
4755 (FRV_GLOBAL_P): Removed.
4756 * config/frv/frv.md: Add modes to CONSTs.
4758 (movsi_lo_sum_got): Use separate matches instead of match_dup.
4759 (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
4760 (fdpic splittable operations): Match on flag_pic != 1.
4761 2003-09-22 Alexandre Oliva <aoliva@redhat.com>
4762 * config/frv/frv.c (frv_asm_out_constructor,
4763 frv_asm_out_destructor): Pass to frv_assemble_integer the size in
4765 2003-09-19 Alexandre Oliva <aoliva@redhat.com>
4766 * config/frv/frv.c (frv_assemble_integer): Reject complex
4767 expressions referencing function SYMBOL_REFs.
4768 * config/frv/frv.c (frv_function_symbol_referenced_p): New.
4769 (move_source_operand): Reject CONSTs that reference function
4770 SYMBOL_REFs on FDPIC.
4771 (frv_emit_movsi): If we get such a CONST, break it up.
4772 * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
4773 (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
4774 * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
4776 (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
4777 (frv_trampoline_size): Increase for FDPIC.
4778 * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
4779 (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
4780 * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
4781 Disable use of GOTOFF for now.
4782 (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
4783 Disable use of small data in FDPIC for now.
4784 (frv_asm_output_mi_thunk): Implement for FDPIC.
4785 * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
4786 * config/frv/frv.c (frv_asm_out_constructor): Use
4787 frv_assemble_integer for FDPIC pointers.
4788 (frv_asm_out_destructor): Likewise.
4789 * config/frv/frv.md (ldd): Fix order of operands. Use
4790 address_operand for input.
4791 2003-09-18 DJ Delorie <dj@redhat.com>
4792 * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
4793 (unspec_got_name): Correct typo.
4794 (frv_emit_movsi): Pre-expand splittable GOTs.
4795 (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
4796 * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
4797 (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
4798 * config/frv/t-frv: Add -mfdpic multilibs.
4799 * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
4800 (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
4801 * config/frv/frv.c (frv_override_options): -mfdpic assumes
4802 flag_pic, default to 32-bit pics, require DWORD ops.
4803 (frv_override_options): Add W and Z constraints.
4804 (frv_expand_prologue): No pic prologue for -mfdpic.
4805 (frv_asm_output_mi_thunk): Support -mfdpic (soon).
4806 (frv_print_operand_memory_reference): Handle GOT constants.
4807 (frv_legitimate_address_p): Allow GOT constants.
4808 (frv_legitimize_address): Handle GOT addresses too.
4809 (frv_legitimate_fdpic_operand_p): New.
4810 (frv_legitimize_fdpic_address): New.
4811 (unspec_got_name): New.
4812 (frv_output_addr_const_extra): New.
4813 (frv_expand_fdpic_call): New.
4814 (frv_fdpic_fptr_operand): New.
4815 (gpr_or_int12_operand): Handle GOT operands.
4816 (int_2word_operand): Handle GOT operands.
4817 (fdpic_operand): New.
4818 (fdpic_splittable_got_operand): New.
4819 (fdpic_got12_operand): New.
4820 (frv_emit_movsi): Handle GOT operands.
4821 (frv_assemble_integer): -mfdpic doesn't use rofixups.
4822 (frv_print_operand): Support 'g' code for GOT operands.
4823 * config/frv/frv-protos.h: Add prototypes as needed.
4824 * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
4825 R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
4826 R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
4827 R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
4828 R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
4829 R_FRV_GOTOFFLO): New.
4830 (movsi_high_got, movsi_lo_sum_got): New.
4831 (*movsi_pic): Don't use this splitter for -mfdpic.
4832 (addsi3): Allow GOT references also.
4833 (call, call_value): Handle -mfdpic separately.
4834 (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
4835 call_value_fdpicsi): New.
4836 (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
4837 symGOTOFF2reg_i): New.
4838 * config/frv/frv.h (MASK_FDPIC): New.
4839 (TARGET_FDPIC): New.
4840 (TARGET_SWITCHES): Add -mfdpic.
4841 (FDPIC_FPTR_REGNO): New.
4843 (OUR_FDPIC_REG): New.
4844 (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
4846 (REG_CLASS_NAMES): Likewise.
4847 (REG_CLASS_CONTENTS): Likewise.
4848 (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
4849 (EXTRA_CONSTRAINT): Add it here.
4850 (FRV_GLOBAL_P): New.
4851 (OUTPUT_ADDR_CONST_EXTRA): New.
4853 2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
4855 * config/sparc/sparc.h: Remove commented-out definitions of
4856 TARGET_EDOM and GEN_ERRNO_RTX.
4858 2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
4860 * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
4861 df_analyse with df_analyze.
4863 2004-02-24 Alan Modra <amodra@bigpond.net.au>
4865 * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
4868 2004-02-23 James E Wilson <wilson@specifixinc.com>
4870 * calls.c (precompute_arguments): Update comment.
4872 2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
4874 * et-forest.c: Replace et_occurences with et_occurrences.
4876 2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
4878 * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
4881 2004-02-23 Kelley Cook <kcook@gcc.gnu.org>
4883 * config/i386/i386.c: Rename pni to sse3.
4884 * config/i386/i386.h: Likewise.
4885 * config/i386/i386.md: Likewise.
4886 * config/i386/pmmintrin.h: Likewise.
4887 * doc/extend.texi: Likewise.
4888 * doc/invoke.texi: Likewise.
4890 2004-02-23 Zack Weinberg <zack@codesourcery.com>
4891 Kazu Hirata <kazu@cs.umass.edu>
4893 Remove -fwritable-strings.
4894 * c-common.c (fix_string_type): Don't check
4895 flag_writable_strings.
4896 (fix_string_type): Likewise.
4897 * c-opts.c (set_std_c89): Don't initialize
4898 flag_writable_strings.
4899 (set_std_c99): Likewise.
4900 * common.opt (fwritable-strings): Remove.
4901 * flags.h: Remove the external declaration of
4902 flag_writable_strings.
4903 * opts.c (common_handle_option) <OPT_fwritable_strings>:
4905 * toplev.c (flag_writable_strings): Remove.
4906 (f_options): Remove an entry for writable-strings.
4907 * varasm.c (const_hash_1) <STRING_CST>: Don't check
4908 flag_writable_strings.
4909 (compare_constant) <STRING_CST>: Likewise.
4910 (build_constant_desc): Likewise.
4911 * config/darwin.c (machopic_select_section): Likewise.
4912 * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
4913 * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
4914 * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
4915 * config/mips/mips.c (mips_select_section): Likewise.
4916 (mips_encode_section_info): Likewise.
4917 * config/pa/pa.c (pa_select_section): Likewise.
4918 * config/pa/pa.h (TEXT_SPACE_P): Likewise.
4919 * config/v850/v850.c (v850_select_section): Likewise.
4920 * doc/invoke.texi (-fwritable-strings): Remove.
4921 (-fno-const-strings): Don't mention -fwritable-strings.
4922 * doc/trouble.texi: Don't mention -fwritable-strings.
4924 2003-02-23 Nathanael Nerode <neroden@gcc.gnu.org>
4926 * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
4928 2004-02-23 Dale Johannesen <dalej@apple.com>
4930 * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
4931 (movdf_hardfloat64): Ditto.
4932 (movdf_softfloat64): Ditto.
4934 2004-02-23 Fariborz Jahanian <fjahanian@apple.com>
4935 * config/rs6000/rs6000.c (function_arg): call to
4936 rs6000_mixed_function_arg for DFmode moved to allow
4937 normal DFmode incoming register assignment.
4939 2004-02-23 Dale Johannesen <dalej@apple.com>
4941 * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
4942 (movdf_hardfloat64): Ditto.
4944 2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
4946 * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
4947 config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
4950 2004-02-23 Andrew Pinski <pinskia@physics.uc.edu>
4953 * c-typeck.c (c_expand_return): Change check for VAR_DECL
4954 to use DECL_P instead.
4956 * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
4957 * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
4959 2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
4961 * Makefile.in (opts.o): Depend on target.h.
4962 * opts.c (decode_options): Use targetm.default_short_enums
4963 instead of DEFAULT_SHORT_ENUMS.
4964 * system.h (DEFAULT_SHORT_ENUMS): Poison.
4965 * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
4966 (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
4967 * target.h (gcc_target): Add default_short_enums.
4968 * config/cris/cris.h: Remove a comment about
4969 DEFAULT_SHORT_ENUMS.
4970 * config/ip2k/ip2k.h: Likewise.
4971 * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
4972 TARGET_DEFAULT_SHORT_ENUMS. Update the description.
4974 2004-02-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4975 Falk Hueffner <falk@debian.org>
4978 * builtins.c (expand_builtin_va_arg): Emit an informative message
4979 if a trap is generated.
4980 * c-typeck.c (build_function_call): Likewise.
4982 2004-02-22 Jakub Jelinek <jakub@redhat.com>
4984 * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
4986 * libgcov.c: Include sys/stat.h.
4987 * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
4988 * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
4989 * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
4990 * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
4992 2004-02-22 Kazu Hirata <kazu@cs.umass.edu>
4994 * reorg.c: Remove comments about dead ports.
4996 2004-02-22 Christopher Faylor <cgf@redhat.com>
4998 * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
4999 extra host object file when targetting cygwin rather than generic
5002 2004-02-22 Josef Zlomek <zlomekj@suse.cz>
5004 Merge from tree-ssa:
5005 2003-11-20 Richard Henderson <rth@redhat.com>
5007 * tree-inline.c (insert_decl_map): New.
5008 (remap_decl, remap_type, remap_block, copy_body_r,
5009 initialize_inlined_parameters, declare_return_variable,
5010 remap_save_expr): Use it.
5012 * function.c (copy_body_r): Add mapping from id->ret_label to
5013 id->ret_label. Revert test for ret_label.
5015 2004-02-22 Jakub Jelinek <jakub@redhat.com>
5017 * genoutput.c (process_template): Strip trailing whitespace in @
5018 templates and issue a warning if there was any.
5020 2004-02-21 Christopher Faylor <cgf@redhat.com>
5022 * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
5023 object file when targetting cygwin.
5024 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
5025 overridden by top-level Makefile.
5027 2004-02-21 Roger Sayle <roger@eyesopen.com>
5029 * config/i386/i386.c (standard_80387_constant_p): Also prefer
5030 the x87's load constant instructions when optimizing for size.
5032 2004-02-21 Kazu Hirata <kazu@cs.umass.edu>
5034 * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
5035 * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
5036 * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
5037 * fold-const.c: Likewise.
5038 * simplify-rtx.c: Likewise.
5040 2004-02-21 Alan Modra <amodra@bigpond.net.au>
5042 * combine.c (can_combine_p): Don't ignore SETs marked with
5043 REG_EH_REGION notes.
5044 (try_combine): When attemting to fix unrecognized insns, don't
5045 split a PARALLEL that contains the original i2.
5047 2004-02-21 Ziemowit Laski <zlaski@apple.com>
5049 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
5050 SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
5051 * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
5052 * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
5053 (vector, pixel, bool): #define to __vector, __pixel and __bool.
5054 (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
5056 (__altivec_link_error_invalid_argument): Remove prototype; will use
5057 __builtin_altivec_compiletime_error("vec_*") instead.
5058 (vec_*): Fix/complete set of available operation overloads given the
5059 existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
5060 cv-correctness of pointer arguments; in C, always check for correct
5061 argument types before macro expansion.
5062 * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
5063 defining Darwin/PowerPC-specific '-f[no-]altivec' and
5064 '-W[no-]altivec-long-deprecated' switches.
5065 * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
5066 '__vector', '__pixel' and '__bool' macros using
5067 '__attribute__((altivec(...)))' types.
5068 * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
5069 bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
5070 bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
5072 (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
5073 handling '-W[no-]altivec-long-deprecated'.
5074 (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
5075 (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
5076 altivec_expand_dst_builtin): Remove casts from integer literals.
5077 (altivec_expand_builtin): Likewise; handle expansion of new
5078 '__builtin_altivec_compiletime_error' function.
5079 (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
5080 types, and make them distinct from other vector types; register
5081 '__builtin_altivec_compiletime_error' function.
5082 (print_operand): For 'P', print a full target register name instead of
5084 (rs6000_attribute_table): Add "altivec" attribute.
5085 (rs6000_handle_altivec_attribute): New function.
5086 * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
5087 '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
5089 (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
5091 (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
5093 2004-02-20 James E Wilson <wilson@specifixinc.com>
5095 * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
5097 (shift_mix4left+2): Delete redundant pattern.
5099 2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
5101 * alias.c (OUTGOING_REGNO): Don't define the default.
5102 * builtins.c (OUTGOING_REGNO): Likewise.
5103 (INCOMING_REGNO): Likewise.
5104 (apply_args_register_offset): Always use OUTGOING_REGNO.
5105 * combine.c (OUTGOING_REGNO): Likewise.
5106 * sibcall.c (OUTGOING_REGNO): Likewise.
5107 * defaults.h (INCOMING_REGNO): Provide the default.
5108 (OUTGOING_REGNO): Likewise.
5110 2004-02-21 Jan Hubicka <jh@suse.cz>
5112 * params.def (max-peeled-insns, max-completely-peeled-insns,
5113 max-once-peeled-insns): Set to 400.
5115 2004-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5118 * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
5119 are set for parameters before outputing debugging information.
5121 2004-02-20 Falk Hueffner <falk@debian.org>
5124 * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
5127 2004-02-20 Per Bothner <per@bothner.com>
5129 * input.h: Don't #include line-map.h. It may cause link problems
5130 with undefined linemap_line_start when line-map.h is included but
5131 line-map.o is not linked, as currently happens with gengtype on
5132 compilers that don't support inline.
5133 * toplev.c: So we do have to explicitly #include line-map.h here.
5135 2004-02-20 Richard Henderson <rth@redhat.com>
5137 * doc/invoke.texi: Add -Wvariadic-macros.
5139 2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
5141 * haifa-sched.c (sched_emit_insn): Remove.
5142 * sched-int.h: Remove the corresponding prototype.
5144 2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
5147 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5148 * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
5149 * system.h (DEFAULT_SHORT_ENUMS): Poison.
5150 * config/cris/cris.h: Remove a comment about
5151 DEFAULT_SHORT_ENUMS.
5152 * config/ip2k/ip2k.h: Likewise.
5153 * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
5155 2004-02-20 Mohan Embar <gnustuff@thisiscool.com>
5156 Tom Tromey <tromey@redhat.com>
5158 * doc/install.texi: Moved --disable-libgcj and
5159 --with-system-zlib documentation to new section for
5160 Java-specific options.
5161 Added explicit Cross-Compiler-Specific Options subheading.
5162 Added section for Java-specific options.
5164 2004-02-20 Matt Kraai <kraai@alumni.cmu.edu>
5166 * doc/install.texi (Building the Ada compiler): Remove
5169 2004-02-20 James E Wilson <wilson@specifixinc.com>
5171 * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
5173 2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
5175 * gcc.c (process_command): Allow translation of the copyright
5176 symbol but not the rest of the copyright message.
5177 * gcov.c (print_version): Likewise. Allow translation of the
5178 message about warranty.
5180 2004-02-20 Hans-Peter Nilsson <hp@axis.com>
5182 * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
5184 ("*andsi_clear"): Tweak constraints to not match postincrement.
5185 Adjust the predicate to exclude a volatile memory reference.
5186 ("*andhi_clear"): Ditto. Rename from "*andhi_clear_signed".
5187 ("*andhi_clear_unsigned"): Remove, non-matching pattern.
5189 2004-02-19 Matt Kraai <kraai@alumni.cmu.edu>
5191 * move-if-change: Remove.
5192 * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
5193 (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
5194 (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
5195 (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
5196 (s-gtyp-gen, s-iov): Use the top level move-if-change.
5197 * objc/Make-lang.in (objc/objc-parse.y): Likewise.
5199 2004-02-19 James E Wilson <wilson@specifixinc.com>
5201 * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
5202 for operand2. Add condition that requires register_operand operand2
5205 2004-02-19 Richard Sandiford <rsandifo@redhat.com>
5206 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
5208 * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
5209 * config/mips/mips.md: Expand comment above unaligned loads and stores.
5211 2004-02-19 Richard Henderson <rth@redhat.com>
5213 * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
5214 * tree.c (build0, build1, build2, build3, build4): Split out from...
5215 (build): ... here. Call them.
5216 * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
5218 * convert.c (convert_to_integer): Remove extra build argument.
5219 * tree-inline.c (expand_call_inline): Likewise.
5221 2004-02-19 Richard Henderson <rth@redhat.com>
5223 * c-opts.c (warn_variadic_macros): New.
5224 (c_common_handle_option): Set it.
5225 (sanitize_cpp_opts): Copy it to cpp_opts.
5226 * c.opt (Wvariadic-macros): New.
5227 * cpplib.h (struct cpp_options): Add warn_variadic_macros.
5228 * cppinit.c (cpp_create_reader): Initialize it.
5229 * cppmacro.c (parse_params): Check it.
5231 2004-02-19 David Daney <ddaney@avtrex.com>
5233 PR preprocessor/14198
5234 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
5235 builtin_assert ("machine=mips")
5237 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5239 * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
5240 * system.h (DEFAULT_SHORT_ENUMS): Poison.
5241 * config/cris/cris.h: Remove a comment about
5242 DEFAULT_SHORT_ENUMS.
5243 * config/ip2k/ip2k.h: Likewise.
5244 * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
5246 2004-02-19 Zack Weinberg <zack@codesourcery.com>
5248 * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
5249 when passing single SFmode quantities in general registers,
5250 put them in the high half.
5252 2004-02-19 Aldy Hernandez <aldyh@redhat.com>
5254 * doc/md.texi (Standard Names): Document additional dependency on
5257 * optabs.c (ftruncify): Remove.
5258 (expand_fix): Manually inline ftruncify above.
5259 (can_fix_p): Add FIXME note.
5261 2004-02-19 Aldy Hernandez <aldyh@redhat.com>
5263 * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
5264 spe_fixuns_truncsfsi2.
5266 * config/rs6000/rs6000.md (fixunssfsi2): Rename to
5269 2004-02-19 Steve Ellcey <sje@cup.hp.com>
5271 * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
5272 * testsuite/gcc.dg/20040219-1.c: New test.
5274 2004-02-19 Ulrich Weigand <uweigand@de.ibm.com>
5276 * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
5277 "*subsf3_cconly"): Subtraction is not commutative.
5279 2004-02-19 Zack Weinberg <zack@codesourcery.com>
5281 * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
5282 (sdbout_symbol): If called before sdbout_init, queue DECL for
5284 (sdbout_init): Set sdbout_initialized true, process decls
5285 queued earlier by sdbout_symbol.
5286 (sdbout_finish): Use size_t for index variable.
5288 2004-02-19 Jeff Law <law@redhat.com>
5290 * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
5291 for unordered comparison codes.
5293 2004-02-19 Ian Lance Taylor <ian@wasabisystems.com>
5295 * reload1.c (reload): Correct comment.
5296 (scan_paradoxical_subregs): Remove #if 0 and old comment.
5297 * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
5298 register variables are not used by reload.
5300 2004-02-19 Hans-Peter Nilsson <hp@axis.com>
5303 * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
5304 constraints to not match postincrement. Adjust the predicate to
5305 exclude a volatile memory reference.
5307 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5309 * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
5311 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5313 * hooks.c (hook_void_tree_int): Remove.
5314 (hook_void_constcharptr): Likewise.
5315 (hook_int_void_0): Likewise.
5316 * hooks.h: Remove the prototypes for the above three
5318 * targhooks.c (hook_bool_machine_mode_true): Remove.
5319 * targhooks.h: Remove the prototype for
5320 hook_bool_machine_mode_true.
5322 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5324 * emit-rtl.c (subreg_realpart_p): Remove.
5325 (reorder_insns_with_line_notes): Likewise.
5326 (end_full_sequence): Likewise.
5327 * rtl.h: Remove the prototype for the above functions.
5329 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5331 * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
5332 config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
5333 config/iq2000/iq2000.h, config/m32r/m32r.h,
5334 config/pdp11/pdp11.h, config/sparc/sparc.h,
5335 config/xtensa/xtensa.h: Remove commented-out or useless
5336 definitions of CASE_VECTOR_PC_RELATIVE.
5338 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
5340 * loop.c (all_sets_invariant_p): Remove.
5342 2004-02-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5345 * config/sparc/sparc.h (NPARM_REGS): Delete.
5346 (BASE_RETURN_VALUE_REG): Likewise.
5347 (BASE_OUTGOING_VALUE_REG): Likewise.
5348 (BASE_PASSING_ARG_REG): Likewise.
5349 (BASE_INCOMING_ARG_REG): Likewise.
5350 * config/sparc/sparc.c (sparc_strict_argument_naming): Test
5351 TARGET_ARCH64, not TARGET_V9.
5352 (function_arg_slotno): Dispatch based on the mode class.
5353 Handle vector modes like floating-point modes.
5354 (function_arg_record_value_1): Handle vector types like
5355 floating-point types.
5356 (function_arg_record_value_2): Likewise.
5357 Calculate regno after mode transformation.
5358 (function_arg): Handle vector modes like floating-point modes.
5359 (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
5360 If ARCH64, do not recheck alignment.
5361 (function_arg_pass_by_reference): Reorder the conditions.
5362 (sparc_return_in_memory): Move after function_arg_padding.
5363 Implement calling conventions for vector modes.
5364 (sparc_struct_value_rtx): Move after sparc_return_in_memory.
5365 (function_value): Move scope of 'regbase'.
5366 Implement calling conventions for vector modes.
5367 (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
5368 and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
5369 (sparc_va_arg): Use function_arg_pass_by_reference to test whether
5370 the argument is passed by reference.
5371 (sparc_type_code): Handle vector types.
5373 2004-02-19 Alan Modra <amodra@bigpond.net.au>
5375 * function.c (assign_parms): When building decl_rtl for
5376 SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
5378 2004-02-19 Olivier Hainque <hainque@act-europe.fr>
5380 * expr.c (is_aligning_offset): Check if we are aligning the
5381 expressions's address over BIGGEST_ALIGNMENT in bytes, not
5384 2003-02-18 Matt Austern <austern@apple.com>
5386 * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
5387 LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
5388 (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
5389 defined. Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
5391 * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
5393 2004-02-18 Zack Weinberg <zack@codesourcery.com>
5395 * dwarf2out.c (loclabel_num): Move outside #ifdef
5396 DWARF2_DEBUGGING_INFO and mark with GTY(()).
5397 * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
5399 (ia64_hpux_add_extern_decl): Save the decl, not the name string.
5400 Allocate memory with ggc_alloc. No need to copy anything.
5401 (ia64_hpux_file_end): Update to match.
5403 2004-02-18 Jakub Jelinek <jakub@redhat.com>
5405 * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
5408 2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5410 * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
5411 ("divmodtisi3"): Likewise.
5412 ("udivmoddi4", "udivmodtidi3"): Likewise.
5413 ("divmodsi4", "divmoddisi3"): Likewise.
5414 ("udivmodsi4", "udivmoddisi3"): Likewise.
5415 ("udivsi3", "umodsi3"): Likewise.
5417 2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5419 * config/s390/s390.c (s390_mainpool_start): Delete the main pool
5420 placeholder insn when chunkifying the pool.
5422 2004-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5424 * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
5425 generating PIC code.
5427 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5429 * config/h8300/h8300-protos.h: Add a prototype for
5430 h8300_expand_branch.
5431 * config/h8300/h8300.c (h8300_expand_branch): New.
5432 * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
5433 bgtu, beq, bne): Call h8300_expand_branch().
5435 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5437 * config/h8300/h8300-protos.h: Add prototypes for
5438 h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
5439 * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
5440 (h8300_hard_regno_mode_ok): Likewise.
5441 * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
5442 h8300_hard_regno_nregs().
5443 (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
5445 2004-02-18 Per Bothner <per@bothner.com>
5447 * cpphash.h (struct cpp_buffer): Restore return_at_eof field. This
5448 partly reverts my 2003-10-01 change, because we're back to logically
5449 including <command line> inside the main line.
5450 * cpplex.c (_cpp_get_fresh_line): Check return_at_eof field.
5451 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof of current buffer.
5452 Fixes PR preprocessor/14103.
5454 * cppfiles.c (_cpp_stack_include): When appropriate decrement
5455 line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
5456 (cpp_push_include): Don't need to increment pfile's line field.
5457 * line-map.h (LAST_SOURCE_LINE_LOCATION): Only decrement by 1.
5459 * c-ppoutput.c (print struct): New first_time field.
5460 (init_pp_output): Set print.first_time.
5461 (pp_file_change): Use print.first_time, rather than MAIN_FILE_P,
5462 which is set also for (say) <command line>. Clear print.first_time.
5464 * cppfiles.c (struct _cpp_file): Comment and type for pch field
5465 does not match the code, so fix both.
5466 (should_stack_file): Inline include_pch_p function.
5467 (include_pch_p): Remove pointless function.
5469 * cpphash.h (struct cpp_buffer): Remove unused search_cached field.
5471 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5473 * config/h8300/h8300.md (four define_peephole2's): Use
5474 h8300_regs_ok_for_stm().
5476 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5478 * config/h8300/h8300-protos.h: Update the prototype for
5480 * config/h8300/h8300.c (expand_a_rotate): Remove the first
5482 * config/h8300/h8300.md: Update all callers.
5484 2004-02-18 Jan Hubicka <jh@suse.cz>
5486 * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
5488 (simplify_binary_operation): Deal with logicals on floats.
5490 * i386.md (SSE fabs splitters): Emit new patterns.
5491 (SSE cmov splitters): Likewise.
5492 (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
5493 (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
5495 (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
5496 (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
5498 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5500 * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
5502 (output_a_rotate): Tweak a comment.
5503 * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
5504 (*rotlhi3_1): Change to rotlhi3_1.
5505 (*rotlsi3_1): Change to rotlsi3_1.
5507 2004-02-18 Richard Earnshaw <rearnsha@arm.com>
5510 * arm.c (load_multiple_operation): Don't insist that the source reg
5511 of a post-increment component is the same as the destination.
5512 (store_multiple_operation): Likewise.
5514 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5516 * config/h8300/h8300.md: Move movsf patterns into one section
5519 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5521 * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
5522 loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
5523 xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
5524 config/mips/linux64.h, config/pa/pa-64.h,
5525 config/rs6000/aix51.h, config/rs6000/aix52.h,
5526 config/rs6000/spe.md, config/sparc/linux.h,
5527 config/sparc/linux64.h: Update copyright.
5529 2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
5531 * config/h8300/h8300.md: Move push patterns into one
5532 section of the file.
5534 2004-02-18 Mark Mitchell <mark@codesourcery.com>
5537 * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
5540 2004-02-18 Paul Brook <paul@codesourcery.com>
5542 * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
5544 2004-02-18 Paul Brook <paul@codesourcery.com>
5547 * dwarf2out.c (loc_descriptor_from_tree): Handle
5548 EXPR_WITH_FILE_LOCATION.
5550 2004-02-18 Jakub Jelinek <jakub@redhat.com>
5552 * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
5553 testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
5554 trailing whitespace from instructions.
5556 2004-02-17 Geoffrey Keating <geoffk@apple.com>
5558 * configure.ac: When generating auto-build.h, pass
5559 --enable-languages to the sub-configure.
5560 Put quotes around ${program_transform_name} when generating
5561 name of as, ld, nm, objdump.
5562 * configure: Regenerate.
5564 2004-02-17 Matt Kraai <kraai@alumni.cmu.edu>
5566 * Makefile.in (s-check, s-config, s-conditions, s-flags)
5567 (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
5568 (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
5569 (s-preds, s-iov): Do not depend on move-if-change.
5571 2004-02-17 James E Wilson <wilson@specifixinc.com>
5573 * caller-save.c (insert_restore): Pass mem through copy_rtx.
5574 (insert_save): Likewise.
5576 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5578 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
5581 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5583 * config/h8300/h8300.md (*one_complsi2_h8300): Change to
5585 (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
5587 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5589 * config/h8300/h8300-protos.h: Update the prototype of
5591 * config/h8300/h8300.c (fix_bit_operand): Remove the second
5593 * config/h8300/h8300.md: Update all callers.
5595 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5597 * config/h8300/h8300.c (fix_bit_operand): Change the name of
5598 the last argument to "code" from "type".
5600 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5602 * config/h8300/h8300.c: Remove an extern declaration of
5603 rtx_equal_function_value_matters.
5605 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5607 * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
5609 * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
5610 (*iorqi3_1): Change to iorqi3_1.
5611 (*xorqi3_1): Change to xorqi3_1.
5613 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5615 * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
5618 2004-02-17 Jan Hubicka <jh@suse.cz>
5620 * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
5622 2004-02-18 Alan Modra <amodra@bigpond.net.au>
5624 PR optimization/14119
5625 * combine.c (try_combine): When attemting to fix unrecognized insns,
5626 don't delete SETs marked with REG_EH_REGION notes.
5628 2004-02-17 Ulrich Weigand <uweigand@de.ibm.com>
5630 * combine.c (simplify_if_then_else): Do not replace
5631 (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
5634 2004-02017 Steven Bosscher <stevenb@suse.de>
5636 * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
5637 function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
5638 tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
5639 * ada/utils.c: Likewise.
5640 * cp/decl.c: Likewise.
5641 * f/com.c: Likewise.
5642 * java/class.c: Likewise.
5644 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5646 * config/h8300/h8300.md: Fix comment typos.
5648 2004-02-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5650 * config/mips/t-iris6gld: Renamed to ...
5651 * config/mips/t-irix-gld: ... this.
5652 * config.gcc (mips-sgi-irix6*): Reflect this
5653 (mips-sgi-irix5*): Use it with GNU ld.
5655 * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
5657 * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
5658 * config/mips/t-irix-gld: Reflect this.
5659 * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
5661 * config/mips/iris5gld.h: New file.
5662 * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
5663 Only use collect2 without gas.
5665 * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
5666 Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
5667 (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
5668 * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
5670 * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
5671 * config/mips/iris5.h: ... here.
5673 * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
5674 IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
5675 (STARTFILE_SPEC, ENDFILE_SPEC): Define.
5677 * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
5678 using irix_startfile_spec, irix_endfile_spec.
5680 2004-02-16 Gunther Nikl <gni@gecko.de>
5682 * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
5684 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5686 * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
5689 2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5691 * cfghooks.c (split_edge): Speed up updating of dominators.
5693 2004-02-17 Mark Mitchell <mark@codesourcery.com>
5696 * c-common.c (flag_abi_version): Remove.
5697 * c-common.h (flag_abi_version): Likewise.
5698 * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
5699 * c.opt (fabi-version): Remove.
5700 * calls.c (expand_call): Always pass a function type to
5701 struct_value_rtx. Use convert_memory_address.
5702 * common.opt (fabi-version): Add it.
5703 * flags.h (flag_abi_version): Likewise.
5704 (abi_version_at_least): New macro.
5705 * opts.c (common_handle_option): Add OPT_fabi_version.
5706 * toplev.c (flag_abi_version): Define it.
5707 * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
5709 (ia64_output_mi_thunk): Use it.
5710 (ia64_struct_value_rtx): Likewise.
5712 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5714 * config/h8300/h8300.c (h8300_emit_stack_adjustment):
5715 Don't generate insns by hand.
5717 2004-02-17 Andrew Pinski <pinskia@physics.uc.edu>
5720 * doc/invoke.texi (fabi-version): The default is 2 now.
5722 2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5724 * loop-iv.c: New file.
5725 * Makefile.in (loop-iv.o): New.
5726 * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
5727 * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
5728 num_loop_branches): New functions.
5729 * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
5730 iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
5731 find_simple_exit, iv_number_of_iterations, iv_analysis_done,
5732 get_simple_loop_desc, free_simple_loop_desc): Declare.
5733 (simple_loop_desc): New inline function.
5734 (struct rtx_iv, struct niter_desc): New.
5735 * cfgloopmanip.c (loopify): Specify semantics more precisely.
5736 * expr.c (force_operand): Handle subregs of expressions created by
5738 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
5739 parts of the initialization to toplev.c
5740 * loop-unroll.c (loop_exit_at_end_p): New.
5741 (unroll_and_peel_loops): Call iv_analysis_done.
5742 (decide_peel_once_rolling, decide_peel_completely,
5743 decide_unroll_stupid, decide_unroll_constant_iterations,
5744 decide_unroll_runtime_iterations, decide_peel_simple,
5745 peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
5746 unroll_loop_runtime_iterations): Use new simple loop analysis.
5747 * loop-unswitch.c (compare_and_jump_seq): New.
5748 (may_unswitch_on_p): Renamed to ...
5749 (may_unswitch_on): Use new iv analysis.
5750 (reversed_condition): Export.
5751 (unswitch_single_loop, unswitch_loop): Use new iv analysis.
5752 * predict.c (estimate_probability): Use new simple loop analysis.
5753 * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
5754 canon_condition, simplify_using_condition): Declare.
5755 * stor-layout.c (get_mode_bounds): New.
5756 * toplev.c (rest_of_handle_loop2): Some parts of
5757 initialization/finalization moved here from loop-init.c.
5759 2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
5761 * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
5763 (CALL_USED_REGISTERS): Likewise.
5764 (REG_ALLOC_ORDER): Likewise.
5765 (REG_CLASS) <GENERAL_REGS>: Likewise.
5767 2004-02-16 Geoffrey Keating <geoffk@apple.com>
5769 * doc/md.texi (Insn Canonicalizations): Document left-chaining
5770 in associative operators.
5771 * rtlanal.c (commutative_operand_precedence): Create some new
5772 variables. Prefer a commutative operand on the left, then
5773 binary expressions, then NEG and NOT.
5775 2004-02-16 Matthias Klose <doko@debian.org>
5777 * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
5778 in terms of SHLIB_SOVERSION.
5779 * config/m68k/t-slibgcc-elf-ver: New file.
5780 * config/pa/t-slibgcc-elf-ver: New file.
5781 * config.gcc (m68k-linux, parisc-linux): Use them when not
5782 sjlj exceptions are not configured.
5784 2004-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5786 * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
5788 2004-02-16 Zack Weinberg <zack@codesourcery.com>
5790 * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
5792 2004-02-16 Joseph S. Myers <jsm@polyomino.org.uk>
5794 * doc/sourcebuild.texi: Mention backends.html.
5796 2004-02-16 Kazu Hirata <kazu@cs.umass.edu>
5798 * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
5799 line-map.c, line-map.h, var-tracking.c: Fix comment
5802 2004-02-16 Richard Henderson <rth@redhat.com>
5804 * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
5806 * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
5808 2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
5810 * config/h8300/h8300.md: Remove unnecessary parallels from
5811 all define_insn and define_split patterns.
5813 2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
5815 * config/h8300/h8300.md: Remove explicit (set_attr "cc"
5818 2004-02-15 Bernardo Innocenti <bernie@develer.com>
5820 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
5823 2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
5825 * config/ia64/ia64.c, config/mips/mips.c,
5826 config/mmix/mmix-modes.def: Fix comment typos.
5828 2004-02-15 Roger Sayle <roger@eyesopen.com>
5830 * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
5831 (get_directive_line): Remove unused function prototype.
5833 2004-02-14 Josef Zlomek <zlomekj@suse.cz>
5835 * tree-inline.c (copy_body_r): Do not replace ret_label.
5837 2004-02-14 Jan Hubicka <jh@suse.cz>
5839 * i386.c (x86_four_jump_limit): New variable.
5840 (k8_avoid_jump_misspredicts): Rename to ...
5841 (ix86_avoid_jump_misspredicts): .. this one.
5842 (ix86_pad_returns): Break out from ...
5843 (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
5845 * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
5847 2004-02-14 Josef Zlomek <zlomekj@suse.cz>
5849 * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
5852 2004-02-14 Per Bothner <per@bothner.com>
5854 * fix-header.c (line_table): Move local variable in main to global.
5855 * scan.h (line_table): Use it.
5856 * scan-decls.c (scan_decls): Need to call linemap_lookup on token's
5857 line (recently renamed to src_loc) before calling recognized_function.
5859 2004-02-14 Matt Kraai <kraai@alumni.cmu.edu>
5861 * Makefile.in: Fix comment typos.
5863 2004-02-14 Olivier Hainque <hainque@act-europe.fr>
5865 * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
5866 for start_value when it is directly moved into reg, and factorize
5867 the retrieval of GET_MODE (reg).
5869 2004-02-14 Richard Sandiford <rsandifo@redhat.com>
5871 * config/mips/mips-protos.h (mips_load_got_page): Delete.
5872 (mips_load_got_global): Delete.
5873 (mips_gotoff_page): Declare.
5874 * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
5875 (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
5876 UNSPEC_LOAD_GOT pattern rather than a MEM.
5877 (*load_got[sd]i): New patterns.
5878 * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
5879 (mips_load_got_page, mips_load_got_global): Delete.
5880 (mips_gotoff_page): New function.
5881 (override_options): Don't initialize mips_got_alias_set.
5883 2004-02-14 Richard Sandiford <rsandifo@redhat.com>
5885 * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
5886 (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
5887 (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
5888 (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
5889 (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
5890 * config/mips/mips.c: Fix some overly-long lines.
5891 (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
5892 (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
5894 2004-02-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5896 * configure.ac: Search for as, ld below libexec/gcc.
5897 * configure: Regenerate.
5899 2004-02-14 Ben Elliston <bje@wasabisystems.com>
5901 * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
5902 __builtin_arm_setwcx ().
5903 * config/arm/arm.c (arm_expand_builtin): Generate operands
5904 correctly and reverse their order in call to gen_iwmmxt_tmcr ().
5906 2004-02-14 Ben Elliston <bje@wasabisystems.com>
5908 * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
5909 and "wmuluh" to "wmulsm" and "wmulum", respectively.
5910 * config/arm/arm.h (enum arm_builtins): Rename enumerators to
5911 ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
5912 * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
5913 (_mm_mulhi_pu16): Likewise.
5915 2004-02-13 Zack Weinberg <zack@codesourcery.com>
5917 * xcoffout.c (xcoff_assign_fundamental_type_number): Check
5918 DECL_NAME != 0 before dereferencing.
5920 2004-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5922 * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
5923 (s390_output_addr_const_extra): Declare.
5924 (s390_output_pool_entry): Remove FILE * argument.
5925 * config/s390/s390.c (s390_output_symbolic_const): Remove.
5926 (s390_output_addr_const_extra): New function.
5927 (print_operand_address): Call output_addr_const instead of
5928 s390_output_symbolic_const.
5929 (print_operand): Likewise.
5930 (s390_output_pool_entry): Use assemble_integer for symbolic constants.
5931 Remove FILE * argument.
5932 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5933 * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
5936 2004-02-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5938 * cfgloopanal.c (mark_irreducible_loops): Rewriten.
5939 (struct edge, struct vertex, struct graph): New.
5940 (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
5941 free_graph): New functions.
5943 2004-02-12 Chris Demetriou <cgd@broadcom.com>
5945 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5946 Use ".set macro" to avoid warnings about multi-instruction
5947 macros, since they're intentional.
5949 2004-02-12 Geoffrey Keating <geoffk@apple.com>
5951 * config/darwin.h: Add include guards. Remove old, now incorrect,
5952 comment about STANDARD_EXEC_PREFIX.
5954 * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
5955 $(GCOV_INSTALL_NAME) to install manpages. Remove generic rule
5956 for installing .1 manpages. Add rules for installing cpp
5957 and gcov manpages under their installed names.
5959 2004-02-12 Alexandre Oliva <aoliva@redhat.com>
5961 * configure.ac (gcc_cv_ld): Don't set to LD if target is not
5962 host, but try LD_FOR_TARGET first.
5963 * configure: Rebuilt.
5965 2004-02-12 Zack Weinberg <zack@codesourcery.com>
5967 * dbxout.c: Move declaration of dbxout_type_decl outside
5968 #ifdef DBX_DEBUGGING_INFO.
5969 * c-parse.in: Don't give the asmdef production a type.
5971 2004-02-12 Zack Weinberg <zack@codesourcery.com>
5973 * debug.h (struct gcc_debug_hooks): Add type_decl field.
5974 (debug_nothing_tree_int): Prototype.
5975 (dwarf_debug_hooks): Delete, unused.
5976 * debug.c (do_nothing_debug_hooks): Update.
5977 (debug_nothing_tree_int): New function.
5978 * langhooks.h (struct lang_hooks_for_decls):
5979 Remove builtin_type_decls field.
5980 * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
5981 (LANG_HOOKS_DECLS): Update.
5982 * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
5983 Use debug_hooks->type_decl.
5984 * dbxout.c (preinit_symbols): New static.
5985 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5986 (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
5987 lang_hooks.decls.builtin_type_decls. Do scan preinit_symbols
5988 for symbols to output.
5989 (dbxout_type_decl): New function.
5990 (dbxout_symbol): If called before dbxout_init has run, queue
5991 the symbol for later. Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
5992 to TYPE_DECLs before emitting them.
5993 * xcoffout.c (assign_type_number): Delete.
5994 (xcoff_type_numbers): New static table.
5995 (xcoff_assign_fundamental_type_number): New function.
5996 * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
5997 DBX_OUTPUT_STANDARD_TYPES. Remove unnecessary #ifdefs.
5998 * sdbout.c: Include varray.h.
5999 (deferred_global_decls): New static.
6000 (sdb_debug_hooks): Update.
6001 (sdbout_global_decl): If we can't emit something right now,
6002 remember it in deferred_global_decls.
6003 (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
6004 (sdbout_init): Initialize deferred_global_decls.
6005 * Makefile.in: Update dependencies of sdbout.o.
6006 * dwarf2out.c (dwarf2out_type_decl): New function.
6007 (dwarf2_debug_hooks): Update.
6008 * vmsdbgout.c (vmsdbg_debug_hooks): Update.
6009 * c-decl.c (getdecls): Just return 0.
6010 (check_for_loop_decls): Don't use getdecls.
6011 (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
6012 * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
6014 2004-02-12 Ulrich Weigand <uweigand@de.ibm.com>
6016 * config/s390/s390.c (s390_sched_reorder2): Remove.
6017 (TARGET_SCHED_REORDER2): Do not redefine.
6019 2004-02-12 Zack Weinberg <zack@codesourcery.com>
6021 * c-parse.in (maybe_type_qual): Delete.
6022 (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
6023 (asm_argument): New grammar rules.
6024 (extdef_1): Use asmdef.
6025 (maybeasm): Move down with other asm rules; use simple_asm_expr.
6026 (xexpr): Move up with other expression rules.
6027 (stmt): Use asm_stmt.
6029 * c-typeck.c (build_asm_expr): New function - body mostly
6030 pulled from build_asm_stmt.
6031 (build_asm_stmt): Just handle tacking on the volatile qualifier.
6032 * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
6034 2004-02-12 Richard Sandiford <rsandifo@redhat.com>
6037 * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
6038 (mips_declare_object): Make variadic.
6039 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
6040 mips_output_aligned_decl_common.
6041 * config/mips/mips.c (mips_output_aligned_decl_common): New function.
6042 (mips_declare_object): Make variadic.
6044 2004-02-12 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6046 * function.c (update_epilogue_consts): Teach about binary operations.
6048 * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
6049 previous MEM_VOLATILE in REF.
6050 * function.c (fixup_var_refs): Save volatile_ok and set to 1.
6051 * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
6053 2004-02-12 Gunther Nikl <gni@gecko.de>
6055 * config.gcc: Restore support for m68k-openbsd.
6057 2004-02-12 Jan Hubicka <jh@suse.cz>
6059 * tree-optimize.c (tree_rest_of_compilation): Do not release
6062 2004-02-11 Matt Kraai <kraai@alumni.cmu.edu>
6064 * doc/install.texi: Fix the spelling of "explicitly".
6066 2004-02-11 Eric Christopher <echristo@redhat.com>
6068 * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
6069 duplicate argument structure of cpp_interpret_string.
6070 * cpphash.h: Move prototype...
6072 * cpplib.c: Fix calls to match new function signature.
6074 2004-02-11 Joseph S. Myers <jsm@polyomino.org.uk>
6077 * cppexp.c (num_binary_op): Don't allow comma operators in #if
6078 constant expressions at all outside C99 mode if pedantic.
6080 2004-02-11 Uros Bizjak <uros@kss-loka.si>
6082 * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
6083 (log10_optab, log2_optab): Define corresponding macros.
6084 * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
6085 * genopinit.c (optabs): Implement log10_optab and log2_optab
6086 using log10?f2 and log2?f2 patterns.
6087 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
6088 using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
6089 (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
6090 using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6092 * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
6093 log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
6094 log2, log2f and log2l built-ins as inline x87 intrinsics.
6096 2004-02-11 Richard Henderson <rth@redhat.com>
6099 * flow.c (insn_dead_p): A clobber of a dead hard register is a
6100 dead insn after reload.
6102 2004-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6104 * tree.h (frame_base_decl): Add GTY marker.
6105 * var-tracking.c (frame_base_decl): Likewise.
6107 2004-02-11 Daniel Berlin <dberlin@dberlin.org>
6109 * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
6111 (add_location_or_const_value_attribute): Use text_section_label,
6112 not TEXT_SECTION_NAME.
6114 2004-02-11 Per Bothner <per@bothner.com>
6116 Represent column numbers using line-map's source_location.
6117 The "next available source_location" is now managed internally by
6118 line-maps.c rather than by clients.
6119 * line-map.h (struct line_map): New field column_bits.
6120 <from_line>: Rename field to start_location.
6121 (struct line_maps): New fields highest_location and max_column_hint.
6122 (linemap_check_files_exited): New declaration.
6123 (linemap_line_start): New declaration.
6124 (linemap_add): Remove from_line parameter; use highest_location field.
6125 (SOURCE_LINE, LAST_SOURCE_LINE): Modify to use column_bits.
6126 (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION): New macros.
6127 (CURRENT_LINE_MAP): Remove macro.
6128 (linemap_position_for_column): New inline function.
6129 * line-map.c (linemap_init): Clear new fields.
6130 (linemap_check_files_exited): New function, extracted from ...
6131 (linemap_free): Use linemap_check_files_exited.
6132 (linemap_add): Remove from_line parameter. Various updates.
6133 (linemap_line_start): New function.
6134 (linemap_lookeup): Update for new field names.
6135 * cpphash.h (struct cpp_reader) <map>: Field removed. Because
6136 linemap_position_for_column may unpredictably change the current map,
6137 it is cleaner and simpler for us to not cache it in cpp_reader.
6138 (struct cpp_buffer): New sysp field.
6139 Changed warned_cplusplus_comments and from_stage3 to bitfields.
6140 * cppinit.c (cpp_read_min_file): pfile->map no longer exists.
6141 * cpplib.c (do_line, do_linemarker, _cpp_do_file_change): Get
6142 current map using linemap_lookup.
6143 (do_linemarker): Also set buffer's sysp field.
6144 (destringize_and_run): No longer need to decrement current line.
6145 * cppfiles.c (_cpp_stack_file): Set sysp from and in buffer.
6146 (search_path_head, open_file_failed): Use buffer's sysp.
6147 (cpp_make_system_header): Get current map using linemap_lookup.
6148 Also set buffer's sysp flag.
6149 * cppmacro.c (_cpp_builtin_macro_text): Likewise use linemap_lookup.
6150 * cpphash.h (CPP_INCREMENT_LINE): New macro.
6151 (struct cpp_buffer): Moved fields saved_cur, saved_rlimit to ...
6152 (struct cpp_reader): ... and adding saved_line_base field.
6153 * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
6154 Update accordingly. Don't adjust line.
6155 (_cpp_scan_out_logical_line): Use CPP_INCREMENT_LINE.
6156 * cpphash.c (CPP_IN_SYSTEM_HEADER): Replaced macro by ...
6157 (cpp_in_system_header): ... new inline function, using buffer's sysp.
6158 * cpperror.c (_cpp_begin_message): Update to use cpp_in_system_header.
6159 * cpplex.c (_cpp_lex_direct): Likewise.
6160 * cppmacro.c (_cpp_builtin_macro_text): Likewise.
6161 * cppmacro.c (_cpp_create_definition): Use buffer's sysp field.
6162 * cpplib.h (struct cpp_token): Rename line field to src_loc.
6163 Remove col field as it is now subsumed by src_loc.
6164 * cpperror.c: Update various field, parameter, and macro names.
6165 (print_location): If col==0, try SOURCE_COLUMN of line.
6166 (cpp_error): Use cur_token's src_loc field, rather than line+col.
6167 * cpplib.c (do_diagnostic): Token's src_loc fields replaces line+col.
6168 * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
6169 _cpp_skip_block_comment): Use CPP_INCREMENT_LINE.
6170 (_cpp_temp_token): Replace cpp_token's line+col fields by src_loc.
6171 (_cpp_get_fresh_line): Don't need to adjust line for missing newline.
6172 (_cpp_lex_direct): Use linemap_position_for_column.
6173 * c-ppoutput.c (maybe_print_line, print_line): Don't take map
6174 parameter. Instead get it from the line_table global. Adjust callers.
6175 (print): Remove map field. Replace line field to src_line.
6176 (init_pp_output, account_for_newlines, maybe_print_line): Adjust.
6177 (cb_line_change): Use SOURCE_COLUMN. Minor optimizations.
6178 (pp_file_change): Use MAIN_FILE_P since we cannot checked print.map.
6179 Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
6180 * cpptrad.c (copy_comment): Rename variable.
6181 * c-lex.c (map): Remove static variable, for same reason we removed
6182 cpp_reader's map field.
6183 (cb_line_change, cb_def_pragma, cb_define, cb_undef): Hence we need
6184 to call linemap_lookup.
6185 (cb_line_change): Token's line field replaced by src_loc.
6186 (fe_file_change): Use MAINFILE_P and LAST_SOURCE_LINE macros.
6189 * cpphash.h, cpperror.c, cpplib.h: Some renames of fileline to
6192 2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
6194 * config/rs6000/altivec.md (*movv4si_internal): At least one
6195 operand must be register_operand.
6196 (*movv8hi_internal1): Likewise.
6197 (*movv16qi_internal1): Likewise.
6198 (*movv4sf_internal1): Likewise.
6200 2004-02-10 Aldy Hernandez <aldyh@redhat.com>
6202 * config/rs6000/spe.md ("*movv2si_internal"): Check for register
6204 (movv4hi_internal): Same.
6205 (movv2sf_internal): Same.
6206 (movv1di_internal): Same.
6208 2004-02-11 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
6210 * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
6211 TARGET_OLDABI consistently.
6212 * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
6213 mips_va_arg,override_options,compute_frame_size,
6214 mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
6215 ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
6216 and TARGET_OLDABI consistently.
6217 * config/mips/mips.md (exception_receiver): Likewise.
6218 * config/mips/linux64.h: Likewise.
6220 2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
6222 * gcc/config/rs6000/rs6000.c (rs6000_override_options)
6223 Set AltiVec ABI and vrsave as default for ppc64 linux.
6224 (init_cumulative_args): Post error, if try to return
6225 value in AltiVec register without enable AltiVec.
6226 (function_arg_advance): Ditto for passing arguments.
6228 2004-02-11 Richard Sandiford <rsandifo@redhat.com>
6230 * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
6231 a label before updating its usage count.
6233 2004-02-10 Matt Kraai <kraai@alumni.cmu.edu>
6235 * doc/install.texi: Remove extra cd.
6237 2004-02-10 Ziemowit Laski <zlaski@apple.com>
6239 * c-common.c (vector_size_helper): Remove; call
6240 reconstruct_complex_type() instead.
6241 * tree.c (reconstruct_complex_type): New function
6242 (formerly vector_size_helper() in c-common.c).
6243 (make_vector): Make externally visible.
6244 * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
6246 2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
6248 * config/h8300/h8300-protos.h: Add a prototype for
6249 h8300_regs_ok_for_stm.
6250 * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
6251 * config/h8300/h8300.md (stm_h8300s_2_advanced,
6252 stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
6253 stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
6254 stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
6255 ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
6256 ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
6257 ldm_h8300s_4_normal, ldm_h8300s_4): Use
6258 h8300_regs_ok_for_stm().
6260 2004-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6263 * real.c (real_from_string): Look for 'X' as well as 'x' in
6266 2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
6268 * config/h8300/h8300.md: Remove an incorrect comment about
6269 peephole2. Add comments.
6271 2004-02-10 Josef Zlomek <zlomekj@suse.cz>
6274 * emit-rtl.c (set_decl_incoming_rtl): New.
6275 * tree.h (set_decl_incoming_rtl): New.
6276 * function.c (assign_parms): Use set_decl_incoming_rtl for setting
6278 * ada/misc.c (adjust_decl_rtl): Likewise.
6280 2004-02-10 Per Bothner <per@bothner.com>
6282 * c-opts.c (c_common_post_options): Don't emit working directory
6283 in cpp output if -P was specified.
6285 2004-02-10 Paolo Bonzini <bonzini@gnu.org>
6288 * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
6289 negate_expr back to the original type.
6291 2004-02-10 Alan Modra <amodra@bigpond.net.au>
6293 * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
6296 2004-02-10 Paolo Bonzini <bonzini@gnu.org>
6298 * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
6299 gen_lowpart_SUBREG): Move under the file in which they
6300 are actually declared.
6302 2004-02-10 Arnaud Charlet <charlet@act-europe.fr>
6304 * doc/sourcebuild.texi: Add libada documentation.
6306 * doc/install.texi: Update documentation on Ada build, now
6307 that the GNAT lib and tools are built automatically.
6309 2004-02-10 Richard Sandiford <rsandifo@redhat.com>
6311 * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
6314 2004-02-09 Ziemowit Laski <zlaski@apple.com>
6316 * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
6317 boundaries outside build_component_ref() call (a macro in ObjC++).
6319 2004-02-09 Bob Wilson <bob.wilson@acm.org>
6321 * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
6322 (init_cumulative_args): Likewise.
6323 (a7_overlap_mentioned_p): Delete prototype.
6324 * config/xtensa/xtensa.c (struct machine_function): Replace
6325 incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
6326 Add set_frame_ptr_insn field.
6327 (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
6328 (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
6329 if the operand is an argument in a7. If so, copy a7 to a new pseudo
6330 at the function entry and replace the operand with the pseudo.
6331 (init_cumulative_args): Remove unused arguments. Add new "incoming"
6332 argument and record this flag in CUMULATIVE_ARGS.
6333 (function_arg): Remove result_mode and special-case code to handle
6334 arguments in a7. Instead, set need_a7_copy flag when there is an
6335 incoming argument in a7.
6336 (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
6337 and use the value recorded in cfun->machine->set_frame_ptr_insn.
6338 (xtensa_builtin_saveregs): Check for negative gp_left value. Set
6339 need_a7_copy and vararg_a7 flags. Use move_block_from_reg instead of
6341 (a7_overlap_mentioned_p): Delete.
6342 * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
6343 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
6344 arguments to init_cumulative_args and pass "incoming" flag instead.
6345 (BLOCK_REG_PADDING): Delete.
6346 * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
6347 checks for reload_in_progress and reload_completed. Update calls to
6348 xtensa_copy_incoming_a7.
6349 (ashlsi3): Rename existing insn to ashlsi3_internal. Add expander
6350 to call xtensa_copy_incoming_a7.
6352 2004-02-09 DJ Delorie <dj@redhat.com>
6354 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
6355 longer modify standard_exec_prefix, standard_bindir_prefix, or
6356 standard_startfile_prefix.
6358 2004-02-09 James E Wilson <wilson@specifixinc.com>
6361 * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
6362 to expand_expr_real call, and pass in alt_rtl as last argument.
6365 * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
6366 * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
6367 * builtins.def (BUILT_IN_EXTEND_POINTER): New.
6368 * except.c (expand_builtin_extend_pointer): New.
6369 * except.h (expand_builtin_extend_pointer): Declare.
6371 2004-02-09 David Edelsohn <edelsohn@gnu.org>
6373 * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
6374 unaligned loads and stores.
6376 2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6378 * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
6379 * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
6381 * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
6382 * config/mips/iris5.h: ... here.
6383 * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
6385 * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
6386 * config/mips/iris5.h: ... here.
6388 2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6390 * configure.ac: Remove default executable files before AC_PROG_CC.
6391 * configure: Regenerate.
6393 2004-02-09 Kazu Hirata <kazu@cs.umass.edu>
6396 * config/h8300/h8300.c (byte_reg): Call abort() if asked to
6397 print a operand other than a register.
6399 2004-02-09 Roger Sayle <roger@eyesopen.com>
6401 * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
6402 tree code rather than call fold_convert, which doesn't specify a
6403 default floating point to integer conversion.
6405 2004-02-08 Bernardo Innocenti <bernie@develer.com>
6407 * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
6408 code to support SGS assembler. Reformat adjacent code where possible.
6409 * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
6411 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
6413 * config/m68k/linux.h, config/m68k/m68k.c,
6414 * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
6415 macros and asm_printf() format strings.
6416 * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
6417 * config/m68k/linux.h: Update copyright.
6418 * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
6420 2004-02-08 Andreas Schwab <schwab@suse.de>
6421 Bernardo Innocenti <bernie@develer.com>
6423 * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
6425 * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
6426 frame pointer register, overridable by OS targets.
6427 * (M68K_REGNAME): Macro to obtain register name for asm output,
6428 eventually replacing %a6 with M68K_FP_REG_NAME.
6429 * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
6430 * config/m68k/linux.h (REGISTER_NAMES): Likewise.
6431 * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
6432 * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
6433 * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
6435 2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
6437 * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
6438 hook_rtx_tree_int_null.
6439 * targhooks.c (default_struct_value_rtx): Remove.
6440 * targhooks.h: Remove the prototype for
6441 default_struct_value_rtx.
6442 * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
6443 config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
6444 config/ip2k/ip2k.c, config/iq2000/iq2000.c,
6445 config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
6446 config/mn10300/mn10300.c, config/pdp11/pdp11.c,
6447 config/rs6000/rs6000.c, config/s390/s390.c,
6448 config/stormy16/stormy16.c, config/v850/v850.c,
6449 config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
6450 * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
6452 2004-02-08 Joseph S. Myers <jsm@polyomino.org.uk>
6454 * README.Portability: Change "ISO C89" to "ISO C90".
6455 * c-parse.in (primary, initelt): Likewise.
6457 2004-02-08 Richard Sandiford <rsandifo@redhat.com>
6459 * real.c (encode_ibm_extended): Normalize the input value before
6460 converting it to a double. Handle the case where a normal value
6463 2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
6465 * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
6467 * cse.c (preferrable): Change to preferable. Update all of its
6469 * genautomata.c (ainsn): Change
6470 first_ainsn_with_given_equialence_num to
6471 first_ainsn_with_given_equivalence_num. Update all of its
6474 2004-02-08 Jan Hubicka <jh@suse.cz>
6476 * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
6478 2004-02-07 David Edelsohn <edelsohn@gnu.org>
6480 * function.c (assign_parms): Fix formatting.
6482 2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
6484 * default.h (PROMOTE_PROTOTYPES): Remove.
6485 * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
6486 STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
6487 EXPAND_BUILTIN_SAVEREGS): Poison.
6488 * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
6489 hook_bool_tree_false.
6490 (TARGET_PROMOTE_PROTOTYPES): Likewise.
6491 * target.h: Replace SETUP_INCOMING_VARARGS with
6492 targetm.calls.setup_incoming_varargs().
6493 * targhooks.c (default_promote_function_return): Remove.
6494 (default_promote_prototypes): Likewise.
6495 (default_struct_value_rtx): Always abort().
6496 (default_expand_builtin_saveregs): Always print an error
6498 (default_setup_incoming_varargs): Do nothing.
6499 (default_pretend_outgoing_varargs_named): Don't depend on
6500 SETUP_INCOMING_VARARGS.
6501 * targhooks.h: Remove the prototype for
6502 default_promote_function_return and
6503 default_promote_prototypes.
6505 2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
6507 * system.h (SHARED_SECTION_ASM_OP): Poison.
6508 * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
6509 * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
6511 2004-02-07 Zack Weinberg <zack@codesourcery.com>
6514 * c-decl.c (diagnose_mismatched_decls): Only give special
6515 treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
6517 (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
6518 DECL_FUNCTION_CODE when defining a built-in function.
6519 Don't update DECL_ESTIMATED_INSNS.
6520 * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
6522 * tree.h: Delete DECL_ESTIMATED_INSNS.
6523 * tree-inline.c (struct inline_data): Delete inlined_insns field.
6524 (expand_call_inline, optimize_inline_calls): Don't update
6525 DECL_ESTIMATED_INSNS nor inlined_insns.
6526 * cgraphunit.c (cgraph_analyze_function): Don't update
6527 DECL_ESTIMATED_INSNS.
6529 2004-02-07 Zack Weinberg <zack@codesourcery.com>
6531 * c-common.c (shadow_warning): Delete.
6532 * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
6533 * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
6534 * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
6535 * c-parse.in (free_parser_stacks): Delete.
6537 2004-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6539 * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
6540 config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
6541 Use the top level mkinstalldirs, not the one in the gcc subdir.
6542 * mkinstalldirs: Remove (from the gcc subdir).
6544 2004-02-07 Roger Sayle <roger@eyesopen.com>
6547 * fold-const.c (fold_convert): New function to provide type
6548 conversion to the middle-end without using convert.
6549 (negate_expr, associate_trees, size_diffop, omit_one_operand,
6550 operand_equal_for_comparison_p, pedantic_omit_one_operand,
6551 invert_truthvalue, optimize_bit_field_compare, range_binop,
6552 decode_field_reference, make_range, build_range_check, unextend,
6553 fold_truthop, extract_muldiv_1, fold_mathfn_compare,
6554 fold_binary_op_with_conditional_arg, fold_inf_compare,
6555 fold_single_bit_test, fold, multiple_of_p): Replace all calls to
6556 convert with calls to fold_convert.
6558 2004-02-07 Jan Hubicka <jh@suse.cz>
6560 * genrecog.c (find_operand): add extra argument stop.
6561 (validate_pattern): Verify that mach_dup is duplicating operand
6562 defined lexically earlier.
6564 2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
6566 * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
6567 * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
6568 MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
6569 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
6570 config/ia64/ia64.h, config/ip2k/ip2k.h,
6571 config/iq2000/iq2000.h, config/mips/iris5.h,
6572 config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
6573 config/rs6000/aix51.h, config/rs6000/aix52.h,
6574 config/rs6000/darwin.h, config/rs6000/rs6000.h,
6575 config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
6576 config/sparc/linux.h, config/sparc/linux64.h,
6577 config/sparc/netbsd-elf.h, config/sparc/sparc.h,
6578 config/xtensa/xtensa.h: Remove the definitions of
6579 MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
6580 MAX_WCHAR_TYPE_SIZE.
6581 * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
6582 MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
6584 2004-02-07 Stephane Carrez <stcarrez@nerim.fr>
6587 * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
6590 2004-02-07 Josef Zlomek <zlomekj@suse.cz>
6592 * var-tracking.c (vt_add_function_parameters): Surround checkings by
6593 #ifdef ENABLE_CHECKING and #endif.
6595 2004-02-07 Roger Sayle <roger@eyesopen.com>
6597 * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
6598 either (-A)-B or (-B)-A, if A or B is easily negated respectively.
6599 (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
6600 integer types and floating point with unsafe_math_optimizations.
6601 Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
6602 Optimize A - B as A + (-B), if B is easily negated.
6604 2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
6606 * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
6607 config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
6608 config/m32r/linux.h, config/rs6000/ppc64-fp.c,
6609 config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
6612 2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
6614 * c-ppoutput.c, var-tracking.c: Fix comment typos.
6616 2004-02-06 James E Wilson <wilson@specifixinc.com>
6618 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
6619 glibc 2.3 or better.
6621 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6623 * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
6624 to FLOAT_LIB_COMPARE_RETURNS_BOOL.
6626 2004-02-07 Alan Modra <amodra@bigpond.net.au>
6628 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
6629 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6630 (SHLIB_MKMAP_OPTS): Delete.
6631 (TARGET_LIBGCC2_CFLAGS): Add -specs.
6632 (bispecs): Add rule.
6633 * config/rs6000/libgcc-ppc64.ver: New file.
6634 * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
6635 (__floatdidf, __floatdisf): Optimize multiply.
6636 (__fixunstfdi): New function.
6637 * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
6638 real and imag parts larger than one register.
6639 (function_arg): Correct type of reg used when fp arg split partially
6641 * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
6642 and __MACH__ or __powerpc64__.
6644 2004-02-06 Roger Sayle <roger@eyesopen.com>
6645 Ulrich Weigand <uweigand@de.ibm.com>
6647 * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
6648 of gen_highpart or gen_lowpart when the floating point format is
6649 wider than the result mode.
6651 2004-02-06 Andrew Pinski <pinskia@physics.uc.edu>
6653 * dwarf2out.c (loclabel_num): Move into #ifdef
6654 DWARF2_DEBUGGING_INFO.
6656 2004-02-06 Ziemowit Laski <zlaski@apple.com>
6658 * objc/objc-act.c (build_super_template) the 'class' field of
6659 'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
6660 (get_super_receiver): Likewise.
6662 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6664 * reload1.c (check_eliminable_occurrences): Optimize the reset
6666 (eliminate_regs_in_insn): Likewise.
6668 2004-02-06 Daniel Berlin <dberlin@dberlin.org>
6669 Josef Zlomek <zlomekj@suse.cz>
6671 * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
6672 at the beginning of function, call dwarf2out_var_location for
6673 NOTE_INSN_VAR_LOCATION note.
6674 (struct var_loc_node, struct var_loc_list_def, loclabel_num,
6675 decl_loc_table): New.
6676 (lookup_decl_loc): New function.
6677 (add_var_loc_to_decl): New function.
6678 (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
6679 only if can_use_fbreg.
6680 (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
6682 (loc_descriptor): Likewise. Process VAR_LOCATION.
6683 (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
6684 (loc_descriptor_from_tree): Call mem_loc_descriptor with
6685 can_use_fbreg == true.
6686 (add_location_or_const_value_attribute): Added parameter enum
6687 dwarf_attribute attr, generate attribute ATTR. Create the location list.
6688 (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
6689 (gen_formal_parameter_die): Call add_location_or_const_value_attribute
6690 with attr == DW_AT_location.
6691 (gen_subprogram_die): Generate the location list for DW_AT_frame_base
6692 if frame_base_decl is defined and has a location list.
6693 (gen_variable_die): Call add_location_or_const_value_attribute with
6694 attr == DW_AT_location.
6695 (dwarf2out_var_location): New function.
6696 (dwarf2out_begin_function): New function.
6697 (dwarf2out_init): Create decl_loc_table.
6699 2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6701 * loop.c (force_movables): Transitively increase the priorities of
6702 all insns forces by an insn, not just the first one.
6704 2004-02-06 Josef Zlomek <zlomekj@suse.cz>
6705 Daniel Berlin <dberlin@dberlin.org>
6707 Josef Zlomek <zlomekj@suse.cz>
6708 * Makefile.in (var-tracking.o): New.
6709 * common.opt (fvar-tracking): New.
6710 * flags.h (flag_var_tracking): New.
6711 * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
6712 * opts.c (common_handle_option): Add OPT_fvar_tracking.
6713 * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
6714 * rtl.c (note_insn_name): Likewise.
6715 * rtl.def (VAR_LOCATION): New.
6716 * rtl.h (NOTE_VAR_LOCATION): New.
6717 (NOTE_VAR_LOCATION_DECL): New.
6718 (NOTE_VAR_LOCATION_LOC): New.
6719 (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
6720 (variable_tracking_main): New exported function.
6721 * timevar.def (TV_VAR_TRACKING): New.
6722 * toplev.c (enum dump_file_index): Added DFI_vartrack.
6723 (dump_file): "vartrack" was added (-dV).
6724 (flag_var_tracking): New.
6725 (f_options): "var-tracking" was added.
6726 (rest_of_handle_variable_tracking): New function.
6727 (rest_of_compilation): Run variable tracking.
6728 (process_options): If user has not specified flag_var_tracking set it
6729 according to optimize, debug_info_level and debug_hooks.
6730 * tree.h (frame_base_decl): New.
6731 * var-tracking.c: New file.
6732 * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
6733 (ia64_override_options): Set flags to run variable tracking in machine
6734 dependent reorg instead of toplev.c.
6735 (ia64_reorg): Run variable tracking if wanted.
6736 * doc/invoke.texi: Mention variable tracking in -dV,
6737 add and -fvar-tracking.
6738 * doc/passes.texi: Added variable tracking pass.
6740 Daniel Berlin <dberlin@dberlin.org>
6741 * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
6742 * dbxout.c (dbx_debug_hooks): Likewise.
6743 (xcoff_debug): Likewise.
6744 * debug.c (do_nothing_debug_hooks): Likewise.
6745 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
6746 * dwarfout.c (dwarf_debug_hooks): Likewise.
6747 * sdbout.c (sdb_debug_hooks): Likewise.
6748 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6749 * final.c (final_scan_insn): Call var_location debug hook for each
6750 NOTE_INSN_VAR_LOCATION.
6752 2004-02-06 Jan Hubicka <jh@suse.cz>
6754 * flow.c (update_life_info): Allocate reg_deaths when called from
6756 (attempt_auto_inc): Update life ranges accordingly.
6758 2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6761 * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
6763 2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6765 * cfganal.c (flow_call_edges_add): Never split a libcall block.
6767 2004-02-06 Daniel Berlin <dberlin@dberlin.org>
6769 * dwarf2out.c (output_loc_list): Don't use deltas if we have
6770 a separate line info table in use.
6771 Use the correct size for terminators.
6772 (output_die): Use offset, not delta.
6774 2004-02-06 H.J. Lu <hongjiu.lu@intel.com>
6776 * doc/invoke.texi: Remove the pni option from -mfpmath=.
6778 2004-02-06 Jan Hubicka <jh@suse.cz>
6780 * recog.c (split_all_insns): Do not update reg info.
6781 * regrename.c (regrename_optimize): Likewise.
6782 * toplev.c (rest_of_handle_reorder_blocks): Likewise.
6783 * flow.c (struct propagate_block_info): Add insn_num field.
6784 (reg_deaths): New array.
6785 (life_analysis): Free reg_deaths info.
6786 (allocate_reg_life_data): Allocate reg_deaths array.
6787 (propagate_one_insn): Use new array.
6788 (init_propagate_block): Initialize it.
6789 (free_propagate_block_info): Finish compuation of
6791 (attempt_auto_inc): Sanity check that REG_INFO is not
6792 computed at same time.
6793 (mark_used_regs): Update new array.
6795 * reg-stack.c (subst_stack_regs): Unshare clobbers before
6798 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6800 * config/s390/s390.md (*extendsiqi2_short_displ): Change to
6801 *extendqisi2_short_displ.
6803 2004-02-06 Alan Modra <amodra@bigpond.net.au>
6805 * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
6806 * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
6807 (emit_library_call_value_1): Likewise pass nargs.
6808 * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
6809 * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
6810 * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
6811 parameter instead of scanning TYPE_ARGS_TYPES to count args.
6812 * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
6814 * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
6815 (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
6816 (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
6817 * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
6818 INIT_CUMULATIVE_ARGS.
6819 * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
6820 * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
6821 config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
6822 config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
6823 config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
6824 config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
6825 config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6826 config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
6827 config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
6828 config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
6829 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6830 config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
6832 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6834 * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
6837 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6839 * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
6840 note containing (plus (reg) (const_int)), where reg is an
6841 eliminable reg, then perform the register elimination without
6842 depending on eliminate_regs().
6844 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6846 * config/arc/arc.c (arc_return_in_memory): Check the return
6847 value of int_size_in_bytes against -1. Don't check
6849 * config/avr/avr.c (avr_return_in_memory): Check the return
6850 value of int_size_in_bytes against -1.
6851 * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
6852 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
6854 * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
6855 * config/stormy16/stormy16.c (xstormy16_return_in_memory):
6858 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6860 * config/frv/frv-protos.h: Remove the prototype for
6861 frv_setup_incoming_varargs.
6862 * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
6863 (frv_setup_incoming_varargs): Make it static.
6864 * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
6866 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6868 * config/fr30/fr30-protos.h: Remove the prototype for
6869 fr30_setup_incoming_varargs.
6870 Update the prototypes for fr30_num_arg_regs and
6871 fr30_function_arg_partial_nregs.
6872 * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
6873 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
6874 (fr30_setup_incoming_varargs): Make it static.
6875 Add argument second_time. Don't do anything when second_time
6877 (fr30_num_arg_regs): Change the type of the first argument to
6879 (fr30_function_arg_partial_nregs): Change the type of the
6880 second argument to enum machine_mode.
6881 * config/fr30/fr30.h (STRUCT_VALUE): Remove.
6882 (SETUP_INCOMING_VARARGS): Remove.
6884 2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
6886 * config/arc/arc-protos.h: Remove the prototype for
6887 arc_setup_incoming_varargs.
6888 * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
6889 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
6890 (arc_setup_incoming_varargs): Make it static.
6891 (arc_external_libcall): Likewise.
6892 * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
6893 Remove the commented-out definition of
6894 ASM_OUTPUT_EXTERNAL_LIBCALL.
6896 2004-02-05 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6898 * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
6899 to $$(slibdir) in the installation commands.
6901 2004-02-05 David Edelsohn <edelsohn@gnu.org>
6903 * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
6904 with inner_regno, not regno.
6905 * rtlanal.c (refers_to_regno_p): Same.
6907 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
6909 * config.gcc: Remove i370 support.
6911 2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
6913 * doc/install.texi: Update automake and autoconf version
6914 requirements. Note where to find gcj automake version.
6916 2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
6918 * Makefile.in (generate-manpages): Move dependencies to ...
6920 * doc/makefile.texi: Document new targets.
6921 * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
6923 2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
6926 Makefile.in (srcextra): Add a level of indirection to ...
6927 (gcc.srcextra): ... here.
6928 (po-generated): Delete.
6929 (po/$(PACKAGE).pot: Use srcextra instead of po-generated. Depend on
6931 (start.encap): Remove superfluous lang.srcextra dependency.
6932 objc/Make-lang.in (po-generated): Delete.
6934 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
6936 * config/ia64/ia64.c (REG_GP): Remove.
6938 2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6940 * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
6942 2004-02-05 Devang Patel <dpatel@apple.com>
6944 * dwarf2out.c (force_type_die): Look up input type itself
6945 instead of root_type() of type.
6947 2004-02-05 Andreas Krebbel <krebbel1@de.ibm.com>
6949 * config/s390/s390.md ("*tmqidi_ext"): New insn.
6950 ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
6951 pre-reload splitters are transformed to post-reload
6952 define_insn_and_split patterns.
6953 ("*tmqisi_ext"): Renamed old "*tmqi_ext".
6955 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
6957 * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
6958 TARGET_PROMOTE_PROTOTYPES.
6960 2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6964 2004-01-15 Geoffrey Keating <geoffk@apple.com>
6966 * c-typeck.c (constructor_asmspec): Delete.
6967 (struct initializer_stack): Delete field 'asmspec'.
6968 (start_init): Delete saving of asmspec.
6969 (finish_init): Don't update constructor_asmspec.
6970 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
6971 * stmt.c (expand_asm): Duplicate strings from tree.
6972 (expand_asm_operands): Likewise.
6973 * tree.c (tree_size): Update computation of size of STRING_CST.
6974 (make_node): Don't make STRING_CST nodes.
6975 (build_string): Allocate string with tree node.
6976 * tree.def (STRING_CST): Update comment.
6977 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
6978 (tree_string): Place contents of string in tree node.
6979 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
6982 2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
6984 * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
6987 2004-02-05 Dorit Naishlos <dorit@il.ibm.com>
6989 * config/rs6000/altivec.md (*movv4si_internal): At least one
6990 operand must be altivec_register_operand.
6991 (*movv8hi_internal1): Likewise.
6992 (*movv16qi_internal1): Likewise.
6993 (*movv4sf_internal1): Likewise.
6995 2004-02-05 David Edelsohn <edelsohn@gnu.org>
6997 * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
6998 * configure: Regenerate.
7000 2004-02-05 Jonathan Wakely <redi@gcc.gnu.org>
7002 * doc/install.texi: Update description of --gxx-include-dir to
7003 give correct default value.
7005 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
7007 * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
7010 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
7012 * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
7015 2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
7017 * emit-rtl.c: Update the comment about the file.
7019 2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
7021 * sourcebuild.texi (Test Idioms): Update testcase naming
7024 2004-02-04 Per Bothner <per@bothner.com>
7026 Partially revert/redo 2003-10-01 change; fix -fworking-directory.
7027 * c-ppoutput.c (pp_dir_change): New function.
7028 * c-common.h (pp_dir_change): New declaration.
7029 * cpplib.h (struct cpp_options): Remove working_directory field.
7030 * cppinit.c (cpp_find_main_file, cpp_push_main_file): Merge back to
7031 (cpp_read_main_file): as before 10-01. Call _cpp_stack_file.
7032 Don't handle -fworking_directory here, but in c_common_post_options.
7033 (read_original_directory): Don't back up when done.
7034 Don't clear no-longer used working_directory flag.
7035 * cpplib.h: Update declarations to match.
7036 * c-lex.c (cb_dir_change): Move to c-opts.c.
7037 (init_c_lex): Don't set dir_change callback here, since we want
7038 to set it even if flag_preprocess_only.
7039 * c-opts.c (cb_dir_change): Function moved from c-lex.c.
7040 (c_common_post_options): Set dir_change callback.
7041 Call pp_dir_change if approporiate.
7042 (finish_options): Don't call cpp_find_main_file here. Hence remove
7043 unneeded parameter and result. Do LC_RENAME for <built-in>.
7044 (c_common_post_options): Call cpp_read_main_file here instead.
7045 (c_common_init): Update accordingly.
7046 (push_command_line_include): Don't cpp_push_main_file.
7047 Do LC_RENAME rather than LC_LEASE to get back to main file.
7048 Compared to pre-10-01 version, inline cpp_rename_to_main_file.
7049 (c_common_parse_file): Call cpp_read_main_file for subsequent main
7050 files, but call finish_options for all files.
7051 * c-opts.c (sanitize_cpp_opts): Don't set cpp_opts->working_directory.
7052 * fix-header.c (read_scan_file): Call cpp_read_main_file instead of
7053 cpp_find_main_file + cpp_push_main_file.
7054 * c-lex.c (fe_file_change): Don't set main_input_filename here.
7055 * opts.c (handle_options): Only set main_input_filename first time.
7057 2004-02-05 Ian Lance Taylor <ian@wasabisystems.com>
7059 * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
7061 2004-02-04 Geoffrey Keating <geoffk@apple.com>
7063 * reload.c (find_equiv_reg): When checking for register overlap,
7064 don't index hard_regno_nregs with a pseudo-reg.
7066 2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7068 * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
7070 2004-02-04 David Edelsohn <edelsohn@gnu.org>
7072 * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
7073 against FIRST_PSEUDO_REGISTER.
7075 2004-02-04 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7077 * Makefile.in: Move target, host overrides after per-language
7080 * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
7081 (GNATLIBCFLAGS): Remove -g.
7083 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7085 * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
7086 config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
7087 config/ia64/ia64.c, config/ia64/unwind-ia64.c,
7088 config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
7089 config/pdp11/pdp11.c, config/rs6000/rs6000.c,
7090 config/sparc/sparc.c, config/vax/vax.c: Revert the
7091 replacements of "FALLTHRU" with "Fall through" done in the
7094 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7096 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7097 config/arm/arm.c, config/arm/arm.md,
7098 config/cris/cris-protos.h, config/fr30/fr30.c,
7099 config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
7100 config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
7101 config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
7102 config/ip2k/ip2k.md, config/ip2k/libgcc.S,
7103 config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
7104 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7105 config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
7106 config/ns32k/netbsd.h, config/ns32k/ns32k.c,
7107 config/ns32k/ns32k.h, config/pdp11/pdp11.h,
7108 config/rs6000/darwin-ldouble.c, config/s390/s390.h,
7109 config/s390/s390.md, config/sparc/netbsd-elf.h,
7110 config/sparc/openbsd.h, config/sparc/sparc.c,
7111 config/xtensa/lib2funcs.S: Fix comment formatting.
7113 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7115 * config/alpha/alpha.c, config/arc/arc.c,
7116 config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
7117 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7118 config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
7119 config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
7120 config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
7121 config/ia64/ia64.c, config/ia64/unwind-ia64.c,
7122 config/iq2000/iq2000.c, config/m32r/m32r.c,
7123 config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
7124 config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
7125 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
7126 config/rs6000/rs6000.h, config/sparc/sparc.c,
7127 config/vax/vax.c: Fix comment typos. Follow spelling
7130 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7132 * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
7133 caller-save.c, df.h, genconfig.c, global.c, lcm.c,
7134 ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
7135 sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
7136 config/arm/fpa.md, config/arm/iwmmxt.md,
7137 config/arm/netbsd-elf.h, config/arm/netbsd.h,
7138 config/m68hc11/m68hc11.md, config/mips/iris5.h,
7139 config/mn10300/mn10300.md, config/rs6000/altivec.md,
7140 config/sparc/netbsd-elf.h: Update copyright.
7142 2004-02-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7144 * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
7145 for all modes whose size is greater than 8 bytes if ARCH32.
7146 (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
7147 by reference if ARCH32.
7149 2004-02-04 Aldy Hernandez <aldyh@redhat.com>
7151 * cgraphunit.c (cgraph_postorder): Fix typo in comment.
7153 2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7155 * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
7156 to before adddi3 insn patterns.
7157 ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
7158 "reload_insi"): Move to before addsi3 insn patterns.
7160 2004-02-04 Mark Mitchell <mark@codesourcery.com>
7162 * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
7163 parameter. Use it instead of current_function_is_thunk.
7164 * function.h (struct function): Update documentation for is_thunk.
7165 * tree.h (CALL_FROM_THUNK_P): New macro.
7166 * config/alpha/alpha.c (alpha_sa_mask): Do not check
7167 no_new_pseudos when testing current_function_is_thunk.
7168 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
7170 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7172 * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
7173 TARGET_SETUP_INCOMING_VARARGS.
7175 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7177 * emit-rtl.c (gen_rtx): Remove.
7178 * genattrtab.c: Don't mention gen_rtx in a comment.
7179 * rtl.h: Remove the prototype for gen_rtx.
7180 * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
7182 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7184 * config/arc/arc.h, config/fr30/fr30.h
7185 (SETUP_INCOMING_VARARGS): Remove the target-independent
7187 * doc/tm.texi: Don't mention deprecated target macros.
7189 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7191 * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
7192 target-independent comment.
7194 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7196 * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
7197 mention deprecated target macros.
7199 2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
7201 * config.gcc: Remove obsolete ports and configurations.
7202 * config/linux-aout.h, config/netware.h,
7203 config/t-linux-gnulibc1, config/d30v/abi,
7204 config/d30v/d30v-protos.h, config/d30v/d30v.c,
7205 config/d30v/d30v.h, config/d30v/d30v.md,
7206 config/d30v/libgcc1.asm, config/d30v/t-d30v,
7207 config/dsp16xx/dsp16xx-modes.def,
7208 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
7209 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
7210 config/i370/README, config/i370/i370-c.c,
7211 config/i370/i370-protos.h, config/i370/i370.c,
7212 config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
7213 config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
7214 config/i386/freebsd-aout.h, config/i386/linux-aout.h,
7215 config/i386/moss.h, config/i386/netware.h,
7216 config/i386/svr3.ifile, config/i386/svr3dbx.h,
7217 config/i386/svr3gas.h, config/i386/svr3z.ifile,
7218 config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
7219 config/i960/i960-c.c, config/i960/i960-coff.h,
7220 config/i960/i960-modes.def, config/i960/i960-protos.h,
7221 config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
7222 config/i960/rtems.h, config/i960/t-960bare,
7223 config/m68k/hp310.h, config/m68k/hp320.h,
7224 config/m68k/hp320base.h, config/m68k/m68kv4.h,
7225 config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
7227 * doc/extend.texi, doc/install.texi, doc/invoke.texi,
7228 doc/md.texi: Remove mentions of obsolete ports.
7230 2004-02-04 Jan Hubicka <jh@suse.cz>
7232 * alias.c (find_base_term, get_addr): Do not dereference NULL
7233 pointer when all VALUE's locations has been invalidated.
7234 (rtx_equal_for_memref_p): Simplify checking of VALUEs.
7236 2004-02-03 Wolfgang Bangerth <bangerth@dealii.org>
7238 * doc/invoke.texi (x86 options): Fix spelling/wording.
7240 2004-02-03 Richard Sandiford <rsandifo@redhat.com>
7242 * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
7243 put the original string in a comment.
7244 * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
7245 * config/mips/mips.c (mips_output_ascii): Likewise.
7246 * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
7248 2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
7250 * system.h (GIV_SORT_CRITERION): Poison.
7251 * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
7252 * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
7254 2004-02-03 Roger Sayle <roger@eyesopen.com>
7257 * expr.c (expand_expr_real) <MULT_EXPR>: When performing widening
7258 multiplies with a multiplication of the wrong signedness, its the
7259 signedness of the multiplication that we've performed that needs to
7260 be passed to expand_mult_highpart_adjust. Avoid emitting a nop-move
7261 if expand_mult_highpart_adjust places the result in target.
7263 2004-02-03 Richard Henderson <rth@redhat.com>
7265 * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
7267 2004-02-03 J"orn Rennecke <joern.rennecke@superh.com>
7269 * config.gcc (sh[234]l): Use little endian fragments.
7271 2004-02-03 Paul Koning <pkoning@equallogic.com>
7273 * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
7274 * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
7275 * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
7276 encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
7277 floating point format.
7278 (pdp11_f_format, pdp11_d_format): New real_format descriptors for
7279 the above functions.
7280 (output_move_quad): Output float values in correct target format.
7281 (legitimate_const_double_p): New function.
7282 * config/pdp11/pdp11.h: Fix typos.
7283 (FLOAT_WORDS_BIG_ENDIAN): Add definition.
7284 (TARGET_FLOAT_FORMAT): Ditto.
7285 (pdp11_f_format, pdp11_d_format): Add external declarations.
7286 (MAX_REGS_PER_ADDRESS): Corrected.
7287 (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
7288 (PRINT_OPERAND): Output float literals in target format.
7290 2004-02-03 Mark Mitchell <mark@codesourcery.com>
7293 * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
7295 (access_public_node): Redefine.
7296 (access_protected_node): Likewise.
7297 (access_private_node): Likewise.
7298 * tree.c (build_common_tree_nodes): Create access_public_node,
7299 access_protected_node, and access_private_node.
7301 2004-02-03 Steve Ellcey <sje@cup.hp.com>
7303 * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
7304 (MASK_INLINE_INT_DIV_THR): Ditto.
7305 (MASK_INLINE_SQRT_LAT): Ditto.
7306 (MASK_INLINE_SQRT_THR): Ditto.
7307 (MASK_DWARF2_ASM): Ditto.
7308 (MASK_EARLY_STOP_BITS): Ditto.
7310 2004-02-02 Paul Brook <paul@codesourcery.com>
7312 Merge from csl-arm-branch.
7314 2004-01-30 Paul Brook <paul@codesourcery.com>
7316 * aof.h (REGISTER_NAMES): Add vfp reg names
7317 (ADDITIONAL_REGISTER_NAMES): Ditto.
7318 * aout.h (REGISTER_NAMES): Ditto.
7319 (ADDITIONAL_REGISTER_NAMES): Ditto.
7320 * arm-protos.h: Update/Add Prototypes.
7321 * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
7322 Only allow 0.0 for VFP.
7323 (fp_consts_inited): Rename from fpa_consts_inited. Update users.
7324 (values_fp): Rename from values_fpa. Update Users.
7325 (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
7326 Update users. Only check valid constants for this hardware.
7327 (arm_float_rhs_operand): Rename from fpa_rhs_operand. Update Users.
7328 Only allow consts for FPA.
7329 (arm_float_add_operand): Rename from fpa_add_operand. Update users.
7330 Only allow consts for FPA.
7331 (use_return_insn): Check for saved VFP regs.
7332 (arm_legitimate_address_p): Handle VFP DFmode addressing.
7333 (arm_legitimize_address): Ditto.
7334 (arm_general_register_operand): New function.
7335 (vfp_mem_operand): New function.
7336 (vfp_compare_operand): New function.
7337 (vfp_secondary_reload_class): New function.
7338 (arm_float_compare_operand): New function.
7339 (vfp_print_multi): New function.
7340 (vfp_output_fstmx): New function.
7341 (vfp_emit_fstm): New function.
7342 (arm_output_epilogue): Output VPF reg restore code.
7343 (arm_expand_prologue): Output VFP reg save code.
7344 (arm_print_operand): Add 'P'.
7345 (arm_hard_regno_mode_ok): Return modes for VFP regs.
7346 (arm_regno_class): Return classes for VFP regs.
7347 (arm_compute_initial_elimination_offset): Include space for VFP regs.
7348 (arm_get_frame_size): Ditto.
7349 * arm.h (FIXED_REGISTERS): Add VFP regs.
7350 (CALL_USED_REGISTERS): Ditto.
7351 (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
7352 (FIRST_VFP_REGNUM): Define.
7353 (LAST_VFP_REGNUM): Define.
7354 (IS_VFP_REGNUM): Define.
7355 (FIRST_PSEUDO_REGISTER): Include VFP regs.
7356 (HARD_REGNO_NREGS): Handle VFP regs.
7357 (REG_ALLOC_ORDER): Add VFP regs.
7358 (enum reg_class): Add VFP_REGS.
7359 (REG_CLASS_NAMES): Ditto.
7360 (REG_CLASS_CONTENTS): Ditto.
7361 (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
7362 (REG_CLASS_FROM_LETTER): Add 'w'.
7363 (EXTRA_CONSTRAINT_ARM): Add 'U'.
7364 (EXTRA_MEMORY_CONSTRAINT): Define.
7365 (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
7366 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7367 (REGISTER_MOVE_COST): Ditto.
7368 (PREDICATE_CODES): Add arm_general_register_operand,
7369 arm_float_compare_operand and vfp_compare_operand.
7370 * arm.md (various): Rename as above.
7371 (divsf3): Enable when TARGET_VFP.
7376 (arm_movdi): Disable when TARGET_VFP.
7377 (arm_movsi_insn): Ditto.
7378 (movsi): Only split with general regs.
7379 (cmpsf): Use arm_float_compare_operand.
7380 (push_fp_multi): Restrict to TARGET_FPA.
7383 * fpa.md (various): Rename as above.
7384 * doc/md.texi: Document ARM w and U constraints.
7386 2004-01-15 Paul Brook <paul@codesourcery.com>
7388 * config.gcc: Add with_fpu. Allow with-float=softfp.
7389 * config/arm/arm.c (arm_override_options): Rename *-s to *s.
7390 Break out of loop when we find a float-abi. Fix typo.
7391 * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
7393 * doc/install.texi: Document --with-fpu.
7395 2003-01-14 Paul Brook <paul@codesourcery.com>
7397 * config.gcc (with_arch): Add armv6.
7398 * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
7399 * config/arm/arm.c (arm_overrride_options): Ditto.
7401 2004-01-08 Richard Earnshaw <rearnsha@arm.com>
7403 * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
7404 (FL_ARCH6): Renamed from FL_ARCH6J.
7405 (arm_arch3m): Renamed from arm_fast_multiply.
7406 (arm_arch6): Renamed from arm_arch6j.
7407 * arm.h: Update all uses of above.
7408 * arm-cores.def: Likewise.
7411 * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
7412 not arm6j. Add entry for arch armv6.
7414 2004-01-07 Richard Earnshaw <rearnsha@arm.com>
7416 * arm.c (arm_emit_extendsi): Delete.
7417 * arm-protos.h (arm_emit_extendsi): Delete.
7418 * arm.md (zero_extendhisi2): Also handle zero-extension of
7420 (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
7421 (thumb_zero_extendhisi2): Only match if not v6.
7422 (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
7423 (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
7424 (thumb_extendqisi2): Likewise.
7425 (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
7426 (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
7427 (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
7428 (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
7429 (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
7430 (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
7431 (arm_zero_extendhisi2addsi): Remove subreg. Add attributes.
7432 (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
7433 (arm_extendqisi2addsi): Likewise.
7435 2003-12-31 Mark Mitchell <mark@codesourcery.com>
7438 * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
7439 + REG addressing modes.
7441 * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
7442 + REG addressing modes.
7444 2003-12-30 Mark Mitchell <mark@codesourcery.com>
7446 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
7449 2003-30-12 Paul Brook <paul@codesourcery.com>
7451 * longlong.h: protect arm inlines with !defined (__thumb__)
7453 2003-30-12 Paul Brook <paul@codesourcery.com>
7455 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
7457 2003-12-30 Nathan Sidwell <nathan@codesourcery.com>
7459 * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
7462 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
7464 * builtins.c (expand_builtin_apply_args_1): Add pretend args size
7465 to the virtual incoming args pointer for downward stacks.
7467 2003-12-29 Paul Brook <paul@codesourcery.com>
7469 * config/arm/arm-cores.def: Add cost function.
7470 * config/arm/arm.c (arm_*_rtx_costs): New functions.
7471 (arm_rtx_costs): Remove
7472 (struct processors): Add rtx_costs field.
7473 (all_cores, all_architectures): Ditto.
7474 (arm_override_options): Set targetm.rtx_costs.
7475 (thumb_rtx_costs): New function.
7476 (arm_rtx_costs_1): Remove cases handled elsewhere.
7477 * config/arm/arm.h (processor_type): Add COSTS parameter.
7479 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
7481 * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
7482 (arm926ejs.md): Include it.
7483 * config/arm/arm926ejs.md: New pipeline description.
7485 2003-12-24 Paul Brook <paul@codesourcery.com>
7487 * config/arm/arm.c (arm_arch6j): New variable.
7488 (arm_override_options): Set it.
7489 (arm_emit_extendsi): New function.
7490 * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
7491 * config/arm/arm.h (arm_arch6j): Declare.
7492 * config/arm/arm.md: Add sign/zero extend insns.
7494 2003-12-23 Paul Brook <paul@codesourcery.com>
7496 * config/arm/arm.c (all_architectures): Add armv6.
7497 * doc/invoke.texi: Document it.
7499 2003-12-19 Paul Brook <paul@codesourcery.com>
7501 * config/arm/arm.md: Add load1 and load_byte "type" attrs. Modify
7502 insn patterns to match.
7503 * config/arm/arm-generic.md: Ditto.
7504 * config/arm/cirrus.md: Ditto.
7505 * config/arm/fpa.md: Ditto.
7506 * config/amm/iwmmxt.md: Ditto.
7507 * config/arm/arm1026ejs.md: Ditto.
7508 * config/arm/arm1135jfs.md: Ditto. Add insn_reservation and bypasses
7511 2003-12-18 Nathan Sidwell <nathan@codesourcery.com>
7513 * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
7514 * config/arm/arm.c (arm_adjust_cost): Check shift cost for
7515 TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
7516 (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
7517 arm_no_early_mul_dep): Correctly deal with conditional execution,
7518 parallels and single shift operations.
7519 (arm_no_early_alu_shift_value_dep): Define.
7520 * arm.md (attr type): Replace 'normal' with 'alu',
7521 'alu_shift' and 'alu_shift_reg'.
7522 (attr core_cycles): Adjust.
7523 (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
7524 *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
7525 *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
7526 *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
7527 *arith_shiftsi_compare0_scratch, *sub_shiftsi,
7528 *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
7529 *if_shift_move, *if_move_shift, *if_shift_shift): Set type
7530 attribute appropriately.
7531 * config/arm/arm1026ejs.md (alu_op): Adjust.
7532 (alu_shift_op, alu_shift_reg_op): New.
7533 * config/arm/arm1136.md: Add better bypasses for early
7534 registers. Remove load[234] and store[234] bypasses.
7535 (11_alu_op): Adjust.
7536 (11_alu_shift_op, 11_alu_shift_reg_op): New.
7538 2003-12-15 Nathan Sidwell <nathan@codesourcery.com>
7540 * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
7541 arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
7542 * config/arm/arm.c (arm_no_early_store_addr_dep,
7543 arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
7544 * config/arm/arm1026ejs.md: Add load-store bypass.
7545 * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
7546 Add bypasses between instructions.
7548 2003-12-10 Paul Brook <paul@codesourcery.com>
7550 * config/arm/arm.c (arm_fpu_model): New variable.
7551 (arm_fload_abi): New variable.
7552 (target_fpe_name): Rename from target_fp_name.
7553 (target_fpu_name): New variable.
7554 (arm_is_cirrus): Remove.
7555 (fpu_desc): New struct.
7557 (pf_model_for_fpu): Define.
7558 (all_loat_abis): Define.
7559 (arm_override_options): Set fp arch flags based on -mfpu=
7561 (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
7562 (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
7563 (*): Use new TARGET_* flags.
7564 * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
7565 (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
7566 (TARGET_SOFT_FLOAT): Ditto.
7567 (TARGET_SOFT_FLOAT_ABI): New.
7568 (TARGET_MAVERICK): Rename from TARGET_CIRRUS. No longer implies
7570 (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
7571 (TARGET_OPTIONS): Add -mfpu=.
7572 (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
7573 (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
7574 (arm_pf_model): Define.
7575 (arm_float_abi_type): Define.
7576 (fputype): Add FPUTYPE_VFP. Change SOFT_FPA->NONE
7577 * config/arm/arm.md: Use new TARGET_* flags.
7578 * config/arm/cirrus.md: Ditto.
7579 * config/arm/fpa.md: Ditto.
7580 * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
7581 * config/arm/semi.h (ASM_SPEC): Ditto.
7582 * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
7583 (FPUTYPE_DEFAULT): Set to VFP.
7584 * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
7586 2003-11-22 Phil Edwards <phil@codesourcery.com>
7589 * config/arm/arm.c (arm_output_mi_thunk): In Thumb mode, use
7590 'bx' instead of 'b' to avoid branch range restrictions. Output
7591 the thunk immediately before the thunked-to function.
7592 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Do not emit
7593 .thumb_func if a thunk is being generated. Emit .code 16 along
7594 with .thumb_func if a thunk is not being generated.
7596 2003-11-15 Nicolas Pitre <nico@cam.org>
7598 * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
7599 arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
7600 * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
7601 (lshrdi3_iwmmxt): Renamed from lshrdi3.
7602 * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
7604 2003-11-12 Steve Woodford <scw@wasabisystems.com>
7605 Ian Lance Taylor <ian@wasabisystems.com>
7607 * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
7608 code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
7610 2003-11-05 Phil Edwards <phil@codesourcery.com>
7612 * config/arm/arm.md (insn): Add new V6 instruction names.
7613 (generic_sched): New attr.
7614 * config/arm/arm-generic.md: Use generic_sched here.
7615 * config/arm/arm1026ejs.md: Do not model fetch/issue/decode
7616 stages of pipeline. Adjust latency counts accordingly.
7617 * config/arm/arm1136jfs.md: New file.
7619 2003-10-28 Mark Mitchell <mark@codesourcery.com>
7621 * config/arm/arm.h (processor_type): New enumeration type.
7622 (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
7623 ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
7624 (CPP_CPU_ARCH_SPEC): Likewise.
7625 * config/arm/arm.c (arm_tune): New variable.
7626 (all_cores): Use cores.def.
7627 (all_architectures): Add representative processor.
7628 (arm_override_options): Restructure way in which tuning
7629 information is deduced.
7630 * arm.md: Update "insn" and "type" attributes throughout.
7631 (insn): New attribute.
7632 (type): Compute "mult" from "insn" attribute. Add load2,
7633 load3, load4 alternatives.
7634 (arm automaton): Move to arm-generic.md.
7635 * config/arm/arm-cores.def: New file.
7636 * config/arm/arm-generic.md: Likewise.
7637 * config/arm/arm1026ejs.md: Likewise.
7639 2004-02-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7641 * doc/invoke.texi (SPARC options): Remove -mflat and
7642 all -mxxx (xxx:chip) options.
7643 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
7644 * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
7645 * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
7646 * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
7647 * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
7648 * config/sparc/sparc.c: Likewise.
7649 (sparc_output_function_prologue): Remove TARGET_FLAT handling.
7650 (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
7651 (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
7652 (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
7653 (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
7654 (sparc_flat_must_save_register_p): Likewise.
7655 (sparc_flat_compute_frame_size): Likewise.
7656 (sparc_flat_save_restore): Likewise.
7657 (sparc_flat_function_prologue): Likewise.
7658 (sparc_flat_function_epilogue): Likewise.
7659 (sparc_flat_epilogue_delay_slots): Likewise.
7660 (sparc_flat_eligible_for_epilogue_delay): Likewise.
7661 (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
7662 * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
7663 (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
7664 (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
7665 (CONDITIONAL_REGISTER_USAGE): Likewise.
7666 (FRAME_POINTER_REQUIRED): Likewise.
7667 (INITIAL_ELIMINATION_OFFSET): Likewise.
7668 (BASE_RETURN_VALUE_REG): Likewise.
7669 (BASE_OUTGOING_VALUE_REG): Likewise.
7670 (BASE_PASSING_ARG_REG): Likewise.
7671 (BASE_INCOMING_ARG_REG): Likewise.
7672 (INCOMING_REGNO): Likewise.
7673 (OUTGOING_REGNO): Likewise.
7674 (LOCAL_REGNO): Likewise.
7675 (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
7676 (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
7677 (EPILOGUE_USES): Likewise.
7678 * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
7679 ("flat" attribute): Delete.
7680 (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
7682 (call followed by jump define_peephole's): Delete.
7683 (exception_receiver): Likewise.
7684 (builtin_setjmp_receiver): Likewise.
7685 * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
7687 2004-02-03 Paolo Bonzini <bonzini@gnu.org>
7691 * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
7693 * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
7694 * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
7695 Include langhooks.h. Replace c_common_truthvalue_conversion
7696 with the truthvalue_conversion language hook throughout.
7697 (expr_no_commas): Call default_conversion before save_expr
7698 for the first term of the production 'x ? : y'.
7699 * c-common.c (c_common_truthvalue_conversion): Remove
7700 obsolete block. Invoke recursively the hook instead
7702 * c-convert.c (convert): handle ERROR_MARK_NODE.
7703 * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
7704 returned by the truthvalue_conversion language hook.
7705 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
7706 c_objc_common_truthvalue_conversion.
7707 * c-objc-common.c (c_objc_common_truthvalue_conversion):
7709 * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
7710 * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
7711 c_objc_common_truthvalue_conversion.
7713 2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
7715 * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
7717 (LIBCALL_VALUE): Likewise.
7718 * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
7719 gen_rtx_CC0 instead of gen_rtx.
7720 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
7721 gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
7722 (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
7724 (m68hc11_emit_logical): Likewise.
7726 2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
7728 * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
7729 config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
7730 config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
7731 config/m32r/m32r.md, config/m68hc11/m68hc11.c,
7732 config/mips/mips.md, config/mmix/mmix.c,
7733 config/mn10300/mn10300.c, config/mn10300/mn10300.md,
7734 config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
7735 config/rs6000/altivec.md, config/s390/s390.c,
7736 config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
7737 config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
7738 Use const0_rtx instead of GEN_INT (0). Do the same for other
7739 constants that are readily available.
7741 2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
7743 * doloop.c, optabs.c, regmove.c, sched-deps.c,
7744 config/i386/i386.c, config/i386/i386.md: Use const0_rtx
7745 instead of GEN_INT (0). Do the same for other constants that
7746 are readily available.
7748 2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
7750 * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
7752 * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
7754 * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
7756 * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
7757 gen_rtx_ASHIFT instead of gen_rtx.
7758 (udivmodqi4): Likewise.
7760 2004-02-02 Richard Henderson <rth@redhat.com>
7763 * expr.c (store_expr): Use force_operand before emit_move_insn.
7765 2004-02-02 Jeff Law <law@redhat.com>
7766 Roger Sayle <roger@eyesopen.com>
7768 * tree.c (commutative_tree_code, associative_tree_code): New
7770 (iterative_hash_expr): Use commutative_tree_code.
7771 * tree.h (commutative_tree_code, associative_tree_code): Declare.
7772 * fold-const.c (operand_equal_p): Use commutative_tree_code
7773 rather than inlining the commutativity check.
7776 2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
7778 * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
7779 * config/frv/frv-protos.h: Remove the prototype for
7780 frv_function_arg_keep_as_reference.
7781 * config/frv/frv.c (frv_function_arg_keep_as_reference):
7783 * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
7784 * config/stormy16/stormy16.h: Remove the commented-out
7785 definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
7787 2004-02-03 Alan Modra <amodra@bigpond.net.au>
7790 * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
7793 2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
7795 * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
7798 2004-02-02 Eric Christopher <echristo@redhat.com>
7799 Zack Weinberg <zack@codesourcery.com>
7801 * c-opts.c (c_common_handle_option): Add -finput-charset.
7803 * cppcharset.c (one_iso88591_to_utf8): Remove.
7804 (convert_iso88591_utf8): Ditto.
7805 (conversion_tab): Remove 8859-1 converter.
7806 (_cpp_input_to_utf8): Remove.
7807 (_cpp_init_iconv_buffer): Ditto.
7808 (_cpp_close_iconv_buffer): Ditto.
7809 (_cpp_convert_input): New function.
7810 (_cpp_default_encoding): Ditto.
7811 * cpphash.h: Add/remove prototypes for above.
7812 * cppfiles.c (read_file_guts): Use _cpp_convert_input.
7813 * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
7814 for narrow execution and input character sets.
7815 * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
7816 * doc/cppopts.texi: Document -finput-charset.
7818 2004-02-02 David Edelsohn <edelsohn@gnu.org>
7820 * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
7821 against FIRST_PSEUDO_REGISTER.
7823 2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
7825 * doc/invoke.texi (SPARC options): Further improve.
7827 2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
7829 * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
7830 config/h8300/h8300.c, config/ip2k/ip2k.md,
7831 config/iq2000/iq2000.c, config/mips/mips.c,
7832 config/rs6000/rs6000.c, config/rs6000/rs6000.md,
7833 config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
7834 config/v850/v850.md: Fix indentation.
7836 2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
7838 * config/sparc/sparc.c (function_arg_slotno): Align TImode
7839 arguments on a 16-byte boundary in the parameter array if ARCH64.
7840 Split handling of TFmode.
7842 2004-02-02 Paolo Bonzini <bonzini@gnu.org>
7844 * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
7845 Don't test CONSTANT_P (x).
7846 (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
7847 ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
7850 2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
7852 * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
7854 2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
7856 * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
7857 config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
7858 config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
7859 config/iq2000/iq2000.c, config/m32r/m32r.c,
7860 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
7861 config/mn10300/mn10300.c, config/rs6000/rs6000.c,
7862 config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
7863 config/stormy16/stormy16.c, config/v850/v850.md,
7864 config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
7866 2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
7868 * config/mcore/mcore.c (block_move_sequence): Replace
7869 gen_rtx_CONST_INT with GEN_INT.
7871 2004-02-02 Jan Hubicka <jh@suse.cz>
7873 * alias.c (record_set): Use hard_regno_nregs.
7874 * bt-load.c (find_btr_reference, note_btr_set): Likewise.
7875 * builtins.c (apply_args_size): Likewise.
7876 * caller-save.c (setup_save_areas, save_call_clobbered_regs,
7877 mark_set_regs, add_stored_regs, mark_referenced_regs,
7878 insert_restore, insert_save, insert_one_insn): Likewise.
7879 * cfgcleanup.c: Include regs.h
7880 (mark_effect, mentions_nonequal_regs): Likewise.
7881 * cfgrtl.c (mark_killed_regs): Likewise
7882 * combine.c (update_table_tick, record_value_for_reg,
7883 record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
7884 reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
7885 reg_bitfield_target_p, distribute_notes): Likewise.
7886 * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
7887 exp_equiv_p, cse_insn): Likewise.
7888 * cselib.c (cselib_lookup): Likewise.
7889 (cselib_invalidate_regno, cselib_record_set): Likewise.
7890 * df.c (df_ref_record): Likewise.
7891 * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
7893 * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
7894 count_or_remove_death_notes_bb): Likewise.
7895 * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
7896 * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
7897 mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
7898 * integrate.c (mark_stores): Likewise.
7899 * jump.c (delete_prior_computation): Likewise.
7900 * lcm.c (reg_dies, reg_becomes_live): Likewise.
7901 * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
7902 * loop.c (LOOP_REGNO_NREGS): Likewise.
7903 * postreload.c (reload_combine, reload_combine_note_store,
7904 reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
7905 * ra-colorize.c (combine, color_usable_p, get_free_reg,
7906 calculate_dont_begin, calculate_dont_begin, colorize_one_web,
7907 try_recolor_web, insert_coalesced_conflicts, check_colors,
7908 break_precolored_alias): Likewise.
7909 * ra-debug.c: Include regs.h
7910 (ra_print_rtx_object): Likewise.
7911 * ra-rewrite (choose_spill_colors): Likewise.
7912 (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
7913 * ra.c (init_ra): Likewise.
7914 * recog.c (reg_fits_class_p, peep2_reg_dead_p,
7915 peep2_find_free_register): Likewise.
7916 * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
7917 * regclass.c (hard_regno_nregs): New array.
7918 (init_reg_modes_once): Initialize it.
7919 (choose_hard_reg_mode): Use it.
7920 (record_reg_classes): Likewise.
7921 * regmove.c (mark_flags_life_zones): Likewise.
7922 * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
7923 scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
7924 copy_value, maybe_mode_change, find_oldest_value_reg,
7925 copyprop_hardreg_forward_1):
7926 * regs.h (hard_regno_nregs): Declare.
7927 * realod.c (reload_inner_reg_of_subreg): Use it.
7928 (push_reload, combine_reloads, find_dummy_reload,
7929 hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
7930 refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
7931 reload_adjust_reg_for_mode): Likewise.
7932 * reload1.c (compute_use_by_pseudos, count_pseudo,
7933 count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
7934 spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
7935 clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
7936 allocate_reload_reg, choose_reload_regs, emit_reload_insns,
7937 delete_output_reload): Likewise.
7938 * resource.c (update_live_status, mark_referenced_resources,
7939 mark_set_resources, mark_target_live_regs): Likewise.
7940 * rtlanal.c: Include regs.h
7941 (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
7942 dead_or_set_regno_p, find_regno_note, find_reg_fusage,
7943 subreg_regno_offset, subreg_offset_representable_p,
7944 hoist_test_store): Likewise.
7945 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7946 * sched-rgn.c (check_live_1, update_live_1): Likewise.
7947 * stmt.c: Include regs.h
7948 (decl_conflicts_with_clobbers_p): Likewise.
7949 * varasm.c (make_decl_rtl): Likewise.
7950 * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
7952 2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
7954 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7955 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
7956 config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
7957 config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
7958 config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
7959 config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
7960 config/iq2000/iq2000.h, config/m32r/m32r.c,
7961 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7962 config/m68hc11/m68hc11.md, config/m68k/m68k.md,
7963 config/mcore/mcore.c, config/mcore/mcore.h,
7964 config/mcore/mcore.md, config/mips/mips.c,
7965 config/ns32k/ns32k.h, config/ns32k/ns32k.md,
7966 config/rs6000/rs6000.c, config/s390/s390.c,
7967 config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
7968 config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
7969 "gen_rtx (FOO, " with "gen_rtx_FOO (".
7971 2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
7973 * config/h8300/h8300.md (two peephole2's): New.
7975 2004-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7977 * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
7978 (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
7979 (ASM_CPU_SPEC): Likewise
7980 * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
7981 (ASM_CPU_SPEC): Remove -mcpu=v8plus. Handle -mcpu=ultrasparc3.
7983 2004-02-01 Roger Sayle <roger@eyesopen.com>
7985 * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
7986 isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
7987 (expand_builtin): Always call expand_builtin_pow.
7989 2004-02-01 Roger Sayle <roger@eyesopen.com>
7991 * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
7992 BUILT_IN_SIGNBITL): New GCC builtins.
7993 * builtins.c (expand_builtin_signbit): New function to RTL expand
7994 calls to signbit, signbitf and signbitl as inline intrinsics.
7995 (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
7996 (fold_builtin_signbit): New function to perform constant folding
7997 of signbit, signbitf and signbitl.
7998 (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
8000 * doc/extend.texi: Document new signbit{,f,l} builtins.
8002 2004-02-01 Richard Sandiford <rsandifo@redhat.com>
8004 * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
8006 2004-02-01 Chris Demetriou <cgd@broadcom.com>
8008 * config/mips/mips.h (PREDICATE_CODES): Remove entries for
8009 "mips_const_double_ok" and "simple_memory_operand", which were
8010 removed from the MIPS port with the mips-3_4-rewrite branch merge.
8011 * config/mips/mips.c (mips16_lay_out_constants): Update comment
8012 for removal of simple_memory_operand.
8014 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8016 * config/c4x/c4x.md: Use GEN_INT instead of
8017 gen_rtx (CONST_INT, ...).
8019 2004-01-31 Richard Henderson <rth@redhat.com>
8021 * varasm.c (output_constant_pool): Don't zap the pool.
8023 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8025 * genrecog.c (decision_type): Add DT_const_int.
8026 (write_cond) [DT_const_int]: Print a comparison against small
8028 (write_node): Simplify comparisons against small constants
8029 before printing tests.
8031 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8033 * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
8034 instead of gen_rtx_CONST_INT.
8036 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8038 * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
8039 instead of gen_rtx_CONST_INT.
8041 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8043 * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
8044 hook_bool_CUMULATIVE_ARGS_false.
8045 * targhooks.c (default_strict_argument_naming): Rename to
8046 hook_bool_CUMULATIVE_ARGS_false.
8047 * targhooks.h: Update the prototype for
8048 default_strict_argument_naming.
8050 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8052 * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
8053 * config/sh/sh.h: Likewise.
8054 * config/sh/sh.md: Likewise.
8056 2004-01-31 Eric Botcazou <ebotcazou@libertysurf.fr>
8058 * doc/invoke.texi (SPARC options): Restructure and update.
8060 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8062 * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
8063 STRICT_ARGUMENT_NAMING): Poison.
8064 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
8065 hook_bool_tree_false.
8066 * targhooks.c (default_promote_function_args): Remove.
8067 (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
8068 Don't check incoming.
8069 (default_strict_argument_naming): Don't use
8070 STRICT_ARGUMENT_NAMING.
8071 * targhooks.h: Remove the prototype for
8072 default_promote_function_args.
8074 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8076 * config/i386/i386-protos.h: Remove the prototype for
8077 ix86_setup_incoming_varargs.
8078 * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
8079 (ix86_setup_incoming_varargs): Make it static.
8080 * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
8082 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8084 * alloc-pool.c: Fix comment typos.
8085 * builtin-types.def: Likewise.
8086 * builtins.def: Likewise.
8087 * c-pretty-print.c: Likewise.
8089 * reload1.c: Likewise.
8091 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8093 * doc/invoke.texi: Follow spelling conventions.
8094 * doc/tm.texi: Likewise.
8096 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8098 * doc/install.texi: Fix typos.
8099 * doc/invoke.texi: Likewise.
8101 2004-01-31 Ulrich Weigand <uweigand@de.ibm.com>
8103 * config/s390/s390.c (s390_decompose_address): Do not treat virtual
8104 registers as pointers.
8105 * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
8107 2004-01-31 Paolo Bonzini <bonzini@gnu.org>
8109 * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
8110 and restore it to gen_lowpart_general on exit.
8111 (gen_lowpart_for_combine): Adjust all callers to go through
8113 * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
8114 and restore it to gen_lowpart_general on exit.
8115 (gen_lowpart_if_possible): Adjust all callers to go through
8117 * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
8118 (gen_lowpart): Declare as pointer to function, initialized to
8119 gen_lowpart_general.
8120 * rtl.h (gen_lowpart): Declare as pointer to function.
8122 2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
8124 * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
8125 * calls.c: Likewise.
8126 * emit-rtl.c: Likewise.
8127 * function.c: Likewise.
8128 * reload1.c: Likewise.
8129 * config/i386/cygming.h: Likewise.
8130 * config/i386/i386.c: Likewise.
8131 * config/i386/winnt.c: Likewise.
8133 2004-01-30 Dara Hazeghi <dhazeghi@yahoo.com>
8136 * doc/install.texi: document --enable-__cxa_atexit option.
8137 * configure.ac: Disable __cxa_atexit if not supported.
8138 * configure: Regenerate.
8140 2003-01-30 Daniel Berlin <dberlin@dberlin.org>
8142 * ggc-zone.c (ggc_free): New function.
8144 2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
8146 alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
8147 cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
8148 flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
8149 ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
8150 tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
8151 config/alpha/alpha.c, config/alpha/alpha.h,
8152 config/alpha/alpha.md, config/alpha/unicosmk.h,
8153 config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
8154 config/c4x/c4x-protos.h, config/c4x/c4x.md,
8155 config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
8156 config/frv/frvend.c, config/i386/cygming.h,
8157 config/i386/djgpp.h, config/i386/emmintrin.h,
8158 config/i386/gthr-win32.c, config/i386/i386-interix.h,
8159 config/i386/i386-protos.h, config/i386/openbsd.h,
8160 config/i386/winnt.c, config/i386/xm-mingw32.h,
8161 config/i386/xmmintrin.h, config/ia64/ia64.md,
8162 config/iq2000/iq2000.md, config/m32r/m32r.md,
8163 config/m68k/m68k.md, config/mcore/mcore-elf.h,
8164 config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
8165 config/mips/iris5gas.h, config/mips/iris6.h,
8166 config/mips/iris6gas.h, config/mips/linux.h,
8167 config/mips/mips.md, config/mips/netbsd.h,
8168 config/mips/openbsd.h, config/mips/windiss.h,
8169 config/pa/fptr.c, config/rs6000/aix.h,
8170 config/rs6000/altivec.h, config/rs6000/darwin.h,
8171 config/rs6000/xcoff.h, config/s390/s390-protos.h,
8172 config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
8173 config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
8174 config/sparc/sol2.h: Update copyright.
8176 2004-01-30 Kelley Cook <kcook@gcc.gnu.org>
8178 * Makefile.in (abs_docdir, abs_srcdir): Define.
8179 (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
8181 2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
8183 * genconfig.c (main): Have CC0_P check its operand even on a
8186 2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
8188 * config/alpha/alpha.c: Remove mentions of deprecates macros
8189 in comments, remove some target-independent comments about target
8190 macros, and/or add minimal function comments for target hook
8192 * config/avr/avr.c: Likewise.
8193 * config/ia64/ia64.h: Likewise.
8194 * config/ip2k/ip2k.c: Likewise.
8195 * config/iq2000/iq2000.c: Likewise.
8196 * config/m32r/m32r.h: Likewise.
8197 * config/m68hc11/m68hc11.c: Likewise.
8198 * config/mcore/mcore.c: Likewise.
8199 * config/mmix/mmix.c: Likewise.
8200 * config/mn10300/mn10300.c: Likewise.
8201 * config/pa/pa.c: Likewise.
8202 * config/pdp11/pdp11.c: Likewise.
8203 * config/rs6000/rs6000.h: Likewise.
8204 * config/sh/sh.c: Likewise.
8205 * config/sh/sh.h: Likewise.
8206 * config/sparc/sparc.c: Likewise.
8207 * config/sparc/sparc.h: Likewise.
8208 * config/stormy16/stormy16.c: Likewise.
8209 * config/xtensa/xtensa.c: Likewise.
8211 2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
8213 PR optimization/12147
8214 * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
8215 RELOAD_FOR_OPADDR_ADDR.
8216 (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
8217 might be reused as RELOAD_FOR_OPADDR_ADDR register.
8219 2004-01-30 Jan Hubicka <jh@suse.cz>
8221 * reload.c (get_secondary_mem): Fix updating of
8222 secondary_memlocs_elim_used.
8224 2004-01-30 Richard Henderson <rth@redhat.com>
8226 * varasm.c (struct rtx_const, struct pool_constant): Remove.
8227 (MAX_RTX_HASH_TABLE): Remove.
8228 (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
8229 (first_pool, last_pool, pool_offset): Remove.
8230 (struct rtx_constant_pool): Split out from ...
8231 (struct varasm_status): ... here. Reference one via pointer.
8232 (struct constant_descriptor_rtx): Merge struct pool_constant.
8234 (decode_rtx_const): Remove.
8235 (const_hash_rtx, compare_constant_rtx): Remove.
8236 (record_constant_rtx): Remove.
8237 (const_desc_rtx_hash, const_desc_rtx_eq): New.
8238 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
8239 (const_rtx_hash_1, const_rtx_hash): New.
8240 (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
8241 (simplify_subtraction): Use simplify_rtx.
8242 (force_const_mem): Rewrite to use new data structures.
8243 (find_pool_constant): Likewise.
8244 (get_pool_constant, get_pool_constant_mark,
8245 get_pool_constant_for_function, get_pool_mode,
8246 get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
8247 (output_constant_pool_2): Split out from output_constant_pool.
8248 (output_constant_pool_1): Likewise. Use new pool datastructures.
8249 (output_constant_pool): Zap entire pool datastructure.
8250 (mark_constant): Use new pool datastructures.
8251 (mark_constants): Use for_each_rtx.
8252 (mark_constant_pool): Use new pool datastructures.
8254 2004-01-30 Fariborz Jahanian <fjahanian@apple.com>
8256 * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
8257 Copy operands[1] to pseudo for simplify_gen_subreg.
8259 2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
8261 * gcse.c (bypass_block): Fix a typo in the previous check-in
8264 2004-01-30 Andrew Pinski <pinskia@physics.uc.edu>
8266 * toplev.c: Include alloc-pool.h.
8267 * Makefile.in (toplev.c): Update dependencies.
8269 2004-01-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8271 * combine.c (simplify_shift_const, case XOR): Be careful when
8272 commuting XOR with ASHIFTRT.
8274 2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
8275 Eric Botcazou <ebotcazou@libertysurf.fr>
8277 * config/sparc/sparc-protos.h: Remove the prototype for
8278 sparc_builtin_saveregs.
8279 * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
8280 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8281 (TARGET_PROMOTE_PROTOTYPES): Likewise.
8282 (TARGET_STRUCT_VALUE_RTX): Likewise.
8283 (TARGET_RETURN_IN_MEMORY): Likewise.
8284 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
8285 (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
8286 (sparc_builtin_saveregs): Make it static.
8287 (sparc_promote_prototypes): New.
8288 (sparc_struct_value_rtx): Likewise.
8289 (sparc_return_in_memory): Likewise.
8290 * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
8291 (PROMOTE_FUNCTION_RETURN): Likewise.
8292 (RETURN_IN_MEMORY): Likewise.
8293 (STRUCT_VALUE): Likewise.
8294 (STRUCT_VALUE_INCOMING): Likewise.
8295 (EXPAND_BUILTIN_SAVEREGS): Likewise.
8296 (STRICT_ARGUMENT_NAMING): Likewise.
8297 (PROMOTE_PROTOTYPES): Likewise.
8299 * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
8301 2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
8304 * varasm.c (const_hash_1) <STRING_CST>: Use the
8305 address to compute the hash value if flag_writable_strings.
8306 (compare_constant) <STRING_CST>: Compare the addresses
8307 if flag_writable_strings.
8308 (build_constant_desc): Do not copy the expression for a
8309 STRING_CST if flag_writable_strings.
8311 2004-01-30 Jan Hubicka <jh@suse.cz>
8313 * alloc-pool.c: Include hashtab.h
8314 (alloc_pool_descriptor): New structure
8315 (alloc_pool_hash): New global variable.
8316 (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
8317 (create_alloc_pool): Update statistics.
8318 (free_alloc_pool): Likewise.
8319 (pool_alloc): Likewise.
8320 (output_info): New structure
8321 (print_statistics, dump_alloc_pool_statistics): New function.
8322 * alloc-pool.h (alloc_pool_def): Turn name to be constant.
8323 (dump_alloc_pool_statistics): Declare.
8324 * toplev.c (finalize): Dump statistics.
8326 * reload.c (secondary_memlocs_elim_used): New static variable.
8327 (get_secondary_mem): Update it.
8328 (find_reloads): Use it.
8330 2004-01-30 Steven Bosscher <s.bosscher@student.tudelft.nl>
8332 * toplev.c: Fix broken checkin of 2003-12-30, again.
8334 2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
8336 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8337 s390*-*-* targets by specifying a 'nop' insn.
8338 * configure: Regenerate.
8340 2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
8343 * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
8345 2004-01-29 Jakub Jelinek <jakub@redhat.com>
8347 * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
8348 of addr when creating MEM copy.
8350 2004-01-29 Devang Patel <dpatel@apple.com>
8352 * dwarf2out.c (gen_field_die): Do not equate decl number to die.
8354 2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
8357 * reload.c (find_reloads): Only support one pair of commutative
8360 2004-01-29 Roger Sayle <roger@eyesopen.com>
8363 * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
8364 as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
8367 2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
8369 * config/frv/frv.c: Don't mention deprecated macros in
8370 comments. Remove some target-independent comments about
8372 * config/frv/frv.h: Likewise.
8374 2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8376 * cfghooks.c (split_block): Set probability and count of the
8379 2005-01-29 Josef Zlomek <zlomekj@suse.cz>
8381 * dwarf2out.c (struct die_struct): Added field decl_id.
8382 (decl_die_table): Changed to hash table.
8383 (decl_die_table_allocated): Deleted.
8384 (decl_die_table_in_use): Deleted.
8385 (DECL_DIE_TABLE_INCREMENT): Deleted.
8386 (decl_die_table_hash): New function.
8387 (decl_die_table_eq): New function.
8388 (lookup_decl_die): Lookup in a hash table.
8389 (equate_decl_number_to_die): Insert into a hash table.
8390 (dwarf2out_init): Init hash table decl_die_table.
8392 2004-01-29 Jakub Jelinek <jakub@redhat.com>
8394 PR optimization/13424
8395 * expr.c (store_constructor): Revert 2003-12-03 change.
8397 * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
8398 expected before returning early. Avoid sharing RTL if they
8401 * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
8402 handling so that memory attributes are preserved. Don't call
8403 ix86_set_move_mem_attrs.
8404 (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
8405 (ix86_expand_clrstr): Rename src argument to
8406 dst. Rework rep_stos and strset handling so that memory attributes
8408 (ix86_expand_strlen): Pass src argument to
8409 ix86_expand_strlensi_unroll_1. Rework strlenqi_1 handling so that
8410 memory attributes are preserved.
8411 (ix86_expand_strlensi_unroll_1): Add src argument. Use
8412 change_address instead of gen_rtx_MEM.
8413 * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
8415 (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
8416 strmovqi, strmovqi_rex64): Remove.
8417 (rep_mov*, strmov*): Prefix insn names with *.
8418 (strset, strset_singleop, rep_stos): New expanders.
8419 (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
8420 strsetqi, strsetqi_rex64): Remove.
8421 (rep_stos*, strset*): Prefix insn names with *.
8422 (rep_stosqi_rex64): Likewise. Fix mode of dirflag reg from DImode
8424 (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
8426 (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
8427 Prefix insn names with *.
8428 (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
8429 (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
8430 (strlenqi_1): New expander.
8431 * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
8433 2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8435 * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
8436 * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
8437 verify_flow_info): Declaration removed.
8438 * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
8439 (debug_bb, debug_bb_n): Add argument to dump_bb call.
8440 * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
8441 try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
8442 instead of delete_block.
8443 * cfghooks.c: Include timevar.h and toplev.h.
8444 (cfg_hooks): Define here.
8445 (verify_flow_info, dump_bb): Moved from cfg.c.
8446 (redirect_edge_and_branch, redirect_edge_and_branch_force,
8447 split_block, split_block_after_labels, move_block_after,
8448 delete_basic_block, split_edge, create_basic_block,
8449 create_empty_bb, can_merge_blocks_p, merge_blocks,
8450 make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
8452 * cfghooks.h (struct cfg_hooks): Added fields name,
8453 make_forwarder_block, tidy_fallthru_edge and
8454 move_block_after. Changed type of verify_flow_info, dump_bb,
8455 split_block fields. Renamed cfgh_split_edge and delete_block
8457 (redirect_edge_and_branch, redirect_edge_and_branch_force,
8458 split_block, delete_block, split_edge, create_basic_block,
8459 can_merge_blocks_p, merge_blocks): Macros removed.
8460 (cfg_hooks): Do not export.
8461 (verify_flow_info, dump_bb, redirect_edge_and_branch,
8462 redirect_edge_and_branch_force, split_block, split_block_after_labels,
8463 move_block_after, delete_basic_block, split_edge, create_basic_block,
8464 create_empty_bb, can_merge_blocks_p, merge_blocks,
8465 make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
8467 (cfg_layout_rtl_cfg_hooks): Declare.
8468 * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
8470 (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
8471 (redirect_edge_with_latch_update): Removed.
8472 (make_forwarder_block): Moved to cfghooks.c, semantics changed.
8473 * cfgloopmanip.c (remove_bbs): Do not update dominators here.
8474 * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
8475 rtl_delete_block, rtl_split_block, rtl_merge_blocks,
8476 tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
8477 cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
8479 (rtl_create_basic_block): Coding style fix.
8480 (rtl_tidy_fallthru_edge, rtl_move_block_after,
8481 rtl_make_forwarder_block): New functions.
8482 (update_cfg_after_block_merging): Removed.
8483 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
8484 * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
8486 * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
8487 find_if_case_2): Don't update dominators.
8488 * timevar.def (TV_CFG_VERIFY): New.
8489 * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
8490 * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
8491 * cfgloopmanip.c (split_loop_bb): Don't update dominators.
8492 (remove_bbs): Don't call remove_bbs.
8493 (create_preheader): Use make_forwarder_block.
8494 (mfb_keep_just, mfb_update_loops): New static functions.
8496 2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
8498 * config/avr/avr.h: Remove target-independent comments about
8501 2004-01-28 Daniel Berlin <dberlin@dberlin.org>
8503 * timevar.c (timevar_print): Mention when checking is enabled.
8505 2004-01-28 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8507 * c-lex.c (c_lex): Rename to...
8508 (c_lex_with_flags): Add new parameter to get CPP flags.
8509 (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
8510 * c-pragma.h (c_lex_with_flags): Declare.
8512 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8514 * config/mcore/mcore.c (mcore_external_libcall): Add a
8516 (mcore_return_in_memory): Likewise.
8518 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8520 * config/mcore/mcore-protos.h: Remove the prototype for
8521 mcore_setup_incoming_varargs.
8522 * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
8523 (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8524 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8525 (TARGET_PROMOTE_PROTOTYPES): Likewise.
8526 (TARGET_STRUCT_VALUE_RTX): Likewise.
8527 (TARGET_RETURN_IN_MEMORY): Likewise.
8528 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
8529 (mcore_setup_incoming_varargs): Make it static. Receive the
8530 first argument by reference. Add argument second_time.
8531 (mcore_external_libcall): New.
8532 (mcore_return_in_memory): Likewise.
8533 * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
8534 (PROMOTE_FUNCTION_RETURN): Likewise.
8535 (STRUCT_VALUE): Likewise.
8536 (RETURN_IN_MEMORY): Likewise.
8537 (SETUP_INCOMING_VARARGS): Likewise.
8538 (PROMOTE_PROTOTYPES): Likewise.
8539 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
8541 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8543 * config/m32r/m32r-protos.h: Remove the prototype for
8544 m32r_setup_incoming_varargs.
8545 * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
8546 (TARGET_STRUCT_VALUE_RTX): Likewise.
8547 (TARGET_RETURN_IN_MEMORY): Likewise.
8548 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
8549 (m32r_return_in_memory): New.
8550 (m32r_setup_incoming_varargs): Make it static.
8551 * config/m32r/m32r.h: Remove #undef of
8552 ASM_OUTPUT_EXTERNAL_LIBCALL. Remove the commented-out
8553 definitions of PROMOTE_FUNCTION_ARGS and
8554 PROMOTE_FUNCTION_RETURN.
8555 (PROMOTE_PROTOTYPES): Remove.
8556 (RETURN_IN_MEMORY): Likewise.
8557 (STRUCT_VALUE): Likewise.
8559 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8561 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
8562 (TARGET_STRUCT_VALUE_RTX): Likewise.
8563 (m68k_struct_value_rtx): Likewise.
8564 * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
8565 STRUCT_VALUE_REGNUM.
8566 (PROMOTE_PROTOTYPES): Remove.
8567 * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
8568 STRUCT_VALUE_REGNUM.
8569 * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
8570 * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
8572 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8574 * config/stormy16/stormy16.c
8575 (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
8576 TARGET_BUILD_BUILTIN_VA_LIST.
8578 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8580 * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
8581 (TARGET_STRUCT_VALUE_RTX): Likewise.
8582 (TARGET_RETURN_IN_MEMORY): Likewise.
8583 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
8584 (v850_return_in_memory): Likewise.
8585 (v850_setup_incoming_varargs): Likewise.
8586 * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
8587 (SETUP_INCOMING_VARARGS): Likewise.
8588 (RETURN_IN_MEMORY): Likewise.
8589 (STRUCT_VALUE): Likewise.
8591 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8593 * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
8594 (fr30_setup_incoming_varargs): Don't use
8595 STRICT_ARGUMENT_NAMING.
8596 * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
8597 (STRICT_ARGUMENT_NAMING): Likewise.
8599 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8601 * config/frv/frv-protos.h: Remove the prototype for
8602 frv_expand_builtin_saveregs.
8603 * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
8604 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
8605 (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
8606 STRUCT_VALUE_REGNUM.
8607 (frv_expand_builtin_saveregs): Make it static.
8608 (frv_struct_value_rtx): New.
8609 * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
8611 2004-01-29 Jan Hubicka <jh@suse.cz>
8614 * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
8616 * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
8617 for functions that will be only inlined.
8618 (cgraph_mark_function_to_output): Likewise.
8619 (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
8620 do not clear function body.
8621 * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
8622 (tree_rest_of_compilation): Reorganize the logic releasing function
8623 body to use callgraph datastructure.
8625 2004-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8627 * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
8628 to register_operand.
8630 2004-01-28 Zack Weinberg <zack@codesourcery.com>
8632 * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
8633 (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
8634 match_operand expressions so that all match_dups appear
8635 lexically after their corresponding match_operands.
8637 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8639 * config/h8300/h8300.c (WORD_REG_USED): Use
8640 HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
8641 (compute_saved_regs): Likewise.
8642 (h8300_expand_prologue): Likewise. Allocate locals after
8644 (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
8645 of FRAME_POINTER_REGNUM. Deallocate locals before saving
8647 (h8300_initial_elimination_offset): Adjust for the new frame
8648 layout, which swaps flips the order of locals and saved
8650 * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
8651 (HARD_FRAME_POINTER_REGNUM): New.
8652 (ELIMINABLE_REGS): Add an elimination rule from
8653 FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
8654 (REGISTER_NAMES): Add fp.
8655 * config/h8300/h8300.md (FP_REG): Change to 11.
8658 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8660 * genrecog.c (write_node): Remove a useless local variable.
8662 2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
8664 * Makefile.in (options.c options.h): Use stamp file s-options to
8665 avoid unnecessary rebuilds.
8666 (options.o): New target listing dependencies.
8667 (gtyp-gen.h): Use stamp file s-gtyp-gen.
8668 (STAGESTUFF): Add s-gtyp-gen.
8670 2004-01-28 Richard Henderson <rth@redhat.com>
8672 * ggc.h (ggc_free): Declare.
8673 * ggc-common.c (ggc_realloc): Use it.
8674 * ggc-page.c: Remove lots of inline markers.
8675 (globals): Add free_object_list.
8677 (ggc_free, validate_free_objects): New.
8678 (poison_pages): Provide default.
8679 (ggc_collect): Call validate_free_objects; emit markers to
8682 2004-01-28 Zack Weinberg <zack@codesourcery.com>
8683 Jim Wilson <wilson@specifixinc.com>
8685 * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
8686 Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
8688 (ia64_secondary_reload_class): Delete case GR_REGS.
8689 * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
8690 Do not allocate a scratch register.
8691 (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
8693 2004-01-28 Jan Hubicka <jh@suse.cz>
8695 * gcse.c (bypass_block): Prevent edges to be unified when we are
8696 about to emit compenstation code.
8698 2004-01-28 Nick Clifton <nickc@redhat.com>
8700 * config/arm/arm.c (arm_expand_builtin): Force second argument of
8701 the setcwx insn into a register.
8703 2004-01-28 Richard Sandiford <rsandifo@redhat.com>
8705 * config/fp-bit.c (pack_d): When using paired doubles to implement
8706 a long double, round the high part separately.
8707 (unpack_d): Fix the case in which the high part is a power of two
8708 and the low part is a nonzero value of the opposite sign.
8710 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8712 * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
8713 (TARGET_STRUCT_VALUE_RTX): Likewise.
8714 (c4x_external_libcall): Likewise.
8715 (c4x_struct_value_rtx): Likewise.
8716 * config/c4x/c4x.h: Remove.
8717 (STRUCT_VALUE_REGNUM): Likewise.
8718 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
8720 2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
8722 * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
8723 (TARGET_STRUCT_VALUE_RTX): Likewise.
8724 * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
8725 (STRUCT_VALUE): Likewise.
8726 (PROMOTE_PROTOTYPES): Likewise.
8728 2004-01-27 Roger Sayle <roger@eyesopen.com>
8730 * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
8731 CONST_INT before using INTVAL.
8733 2004-01-27 Ulrich Weigand <uweigand@de.ibm.com>
8735 * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
8736 * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
8737 frame if !TARGET_BACKCHAIN.
8738 * config/s390/s390.md ("allocate_stack"): Use pattern only if
8740 * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
8742 2004-01-27 Zack Weinberg <zack@codesourcery.com>
8744 * ia64.c (ia64_function_arg): When placing HFAs in integer
8745 registers, do not special case the mode used for complex
8746 types. Do not advance int_regs until the current register
8749 2004-01-27 Richard Sandiford <rsandifo@redhat.com>
8752 * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
8754 2004-01-27 David Edelsohn <edelsohn@gnu.org>
8756 * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
8757 slow, unaligned loads and stores while debugging. Fix formatting.
8759 2004-01-27 David Edelsohn <edelsohn@gnu.org>
8761 * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
8763 (restore_stack_nonlocal): Same.
8765 2004-01-27 Devang Patel <dpatel@apple.com>
8767 * Makefile.in (dwarf2out.o): Depend on input.h
8768 * dbxout.c (dbx_debug_hooks): Add new empty hook for
8769 imported_module_or_decl.
8770 (xcoff_debug_hooks): Same.
8771 * sdbout.c (sdb_debug_hooks): Same.
8772 * vmsdbgout.c (vmsdbg_debug_hooks): Same.
8773 * debug.c (do_nothing_debug_hooks): Same.
8774 (debug_nothing_tree_tree): New function.
8775 * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
8776 * dwarf2out.c: Include input.h.
8777 (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
8778 (remove_child_TAG): New function.
8779 (dwarf_tag_name): Handle DW_TAG_imported_module.
8780 (gen_subprogram_die): Equate decl number to declaration die. Do not
8781 remove all children dies while reusing declaration die for definition.
8782 Instead, selectively remove only formal parameters.
8783 (gen_variable_die): Equate variable decl to declaration die.
8784 (gen_field_die): Equate field decl to line number.
8785 (force_namespace_die): Replace it with ...
8786 (force_decl_die): ... this.
8787 (force_type_die): New function.
8788 (setup_namespace_context): Replace use of force_namespace_die() with
8790 (gen_namespace_die): Same.
8791 (dwarf2out_imported_module_or_decl): New function.
8793 2004-01-27 Bob Wilson <bob.wilson@acm.org>
8795 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
8796 on CQImode and CHImode incoming arguments in register a7.
8797 (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
8798 * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
8799 * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
8800 xtensa_copy_incoming_a7 before reload.
8802 2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
8804 * coverage.c (get_coverage_counts): Give a different message
8805 if flag_guess_branch_prob is set.
8806 * predict.c (counts_to_freqs): Return an int.
8807 (estimate_bb_frequencies): If counts_to_freqs returns zero,
8808 calculate estimates.
8810 2004-01-27 Kazu Hirata <kazu@cs.umass.edu>
8812 * config/iq2000/iq2000-protos.h: Remove the prototype for
8813 iq2000_setup_incoming_varargs.
8814 * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
8815 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8816 (TARGET_PROMOTE_PROTOTYPES): Likewise.
8817 (TARGET_STRUCT_VALUE_RTX): Likewise.
8818 (TARGET_RETURN_IN_MEMORY): Likewise.
8819 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
8820 (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
8821 (iq2000_return_in_memory): Likewise.
8822 (iq2000_setup_incoming_varargs): Make it static. Receive the
8823 first argument by reference.
8824 * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
8825 (PROMOTE_FUNCTION_RETURN): Likewise.
8826 (PROMOTE_PROTOTYPES): Likewise.
8827 (RETURN_IN_MEMORY): Likewise.
8828 (STRUCT_VALUE): Likewise.
8829 (SETUP_INCOMING_VARARGS): Likewise.
8830 (STRICT_ARGUMENT_NAMING): Likewise.
8832 2004-01-24 James A. Morrison <ja2morri@uwaterloo.ca>
8834 * fixinc/fixinc.c (test_test): Initialize res.
8835 (start_flexer): Initialize pz_cmd_save.
8837 2004-01-27 Zack Weinberg <zack@codesourcery.com>
8839 * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
8840 SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
8842 2004-01-27 Zack Weinberg <zack@codesourcery.com>
8845 * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
8846 (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
8847 (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
8848 Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
8849 Possibly rename pattern for consistency.
8850 Remove ??? comments suggesting that this be done.
8851 (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
8853 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
8854 (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
8855 (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
8856 (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
8859 2004-01-27 Ian Lance Taylor <ian@wasabisystems.com>
8861 * config/arm/arm.c (output_return_instruction): Only restore IP
8862 into SP if frame_pointer_needed.
8864 2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8866 * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
8867 for SCmode and DCmode if ARCH32.
8868 (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
8869 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
8871 (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
8873 (BASE_OUTGOING_VALUE_REG): Likewise.
8875 2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8879 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
8880 Forbid mode changes from SImode for lower FP regs if ARCH64.
8882 2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
8884 * Makefile.in (bt-load.o): Depend on except.h.
8885 * bt-load.c (except.h): #include.
8886 (compute_defs_uses_and_gen): If insn at end of BB can throw
8887 within this function, consider registers used by it unavailable for
8889 (move_btr_def): If insn at end of BB can throw, insert before rather
8892 * flags.h (flag_btr_bb_exclusive): Declare.
8893 * toplev.c (flag_btr_bb_exclusive): New variable.
8894 (f_options): Add btr-bb-exclusive.
8895 * bt-load.c (augment_live_range): Restore old behaviour if
8896 flag_btr_bb_exclusive is set.
8897 * common.opt: Add entry for -fbtr-bb-exclusive.
8898 * opts.c (common_handle_options): Same.
8899 * doc/invoke.texi: Document -fbtr-bb-exclusive.
8901 * bt-load.c (btrs_live_at_end): New variable.
8902 (compute_defs_uses_and_gen): Compute its pointed-to array.
8903 (clear_btr_from_live_range, add_btr_to_live_range): Update it.
8904 (augment_live_range): When augmenting with a new dominator,
8905 use only its btrs_live_at_end set, but also add in the full set
8906 of the old dominator.
8907 (btr_def_live_range): Use btrs_live_at_end.
8908 (move_btr_def): Set other_btr_uses_before_def, and move new set
8909 to the end of the basic block, if appropriate.
8910 (migrate_btr_defs): Allocate and free btrs_live_at_end.
8912 * bt-load.c (basic_block_freq): Remove outdated comment.
8914 2004-01-27 Alan Modra <amodra@bigpond.net.au>
8916 * config/rs6000/rs6000.h: Correct target_flags free bits comment.
8917 (PREDICATE_CODES): Remove duplicate.
8918 * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
8919 (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
8920 (MASK_PROFILE_KERNEL): Adjust define.
8922 2004-01-27 Jakub Jelinek <jakub@redhat.com>
8924 * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
8925 of long string literals from 32 bytes to sizeof (void *) when !-Os
8928 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
8930 * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
8931 constant addresses in the normal mode.
8933 2004-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8935 * system.h (CHAR_BITFIELD): Delete.
8936 (BOOL_BITFIELD): New.
8937 * c-decl.c (c_scope): Use BOOL_BITFIELD.
8938 * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
8940 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
8942 * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
8943 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8944 (TARGET_PROMOTE_PROTOTYPES): Likewise.
8945 (TARGET_STRUCT_VALUE_RTX): Likewise.
8946 (TARGET_RETURN_IN_MEMORY): Likewise.
8947 (arc_return_in_memory): Likewise.
8948 * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
8949 (PROMOTE_FUNCTION_RETURN): Likewise.
8950 (RETURN_IN_MEMORY): Likewise.
8951 (STRUCT_VALUE): Likewise.
8953 2004-01-26 Richard Henderson <rth@redhat.com>
8955 * c-parse.in (extension): Use itype.
8956 (SAVE_EXT_FLAGS): Don't allocate a tree.
8957 (RESTORE_EXT_FLAGS): Don't read a tree.
8959 2004-01-26 Jan Hubicka <jh@suse.cz>
8961 * cselib.c (discard_useless_values): Clear out value pointer pointing
8962 to datastructure to be recycled.
8964 2004-01-25 Jan Hubicka <jh@suse.cz>
8966 * genextract.c (main): Do not output the memset when not checking.
8968 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
8970 * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
8971 switch statement instead of a chain of if statements.
8973 2004-01-26 Jeff Law <law@redhat.com>
8975 * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add
8976 acute accents for Petur Runolfsson's entry.
8978 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
8980 * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
8981 (TARGET_RETURN_IN_MEMORY): Likewise.
8982 * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
8983 (RETURN_IN_MEMORY): Likewise.
8985 2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
8987 * config/rs6000/rs6000.c (rs6000_emit_move): split slow
8988 unaligned load/store into smaller loads and stores.
8990 2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
8992 * function.c (assign_parms): Do not assign
8993 long long argument to memory in prologue if
8994 is it loaded into register.
8996 2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
8999 * expr.c (emit_group_load): split constant
9000 correctly into register components of PARALLEL insn.
9002 2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
9004 * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
9005 Use adjust_address_nv directly with appropriate mode.
9006 (restore_stack_nonlocal): Ditto.
9008 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9010 * config/xtensa/xtensa-protos.h: Remove the prototype for
9011 xtensa_builtin_saveregs.
9012 * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
9013 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9014 (TARGET_PROMOTE_PROTOTYPES): Likewise.
9015 (TARGET_STRUCT_VALUE_RTX): Likewise.
9016 (TARGET_RETURN_IN_MEMORY): Likewise.
9017 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
9018 (xtensa_builtin_saveregs): Make it static.
9019 (xtensa_return_in_memory): New.
9020 * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
9021 (PROMOTE_FUNCTION_RETURN): Likewise.
9022 (PROMOTE_PROTOTYPES): Likewise.
9023 (STRUCT_VALUE): Likewise.
9024 (RETURN_IN_MEMORY): Likewise.
9025 (EXPAND_BUILTIN_SAVEREGS): Likewise.
9027 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9029 * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
9030 (arm_setup_incoming_varargs): Likewise.
9031 * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
9033 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9035 * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
9036 (cris_setup_incoming_varargs): Likewise.
9037 * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
9039 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9041 * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
9042 (ns32k_struct_value_rtx): Likewise.
9043 * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
9044 NS32K_STRUCT_VALUE_REGNUM.
9046 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9048 * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
9049 (TARGET_PROMOTE_PROTOTYPES): Likewise.
9050 (TARGET_STRUCT_VALUE_RTX): Likewise.
9051 (arm_struct_value_rtx): Likewise.
9052 * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
9053 (STRUCT_VALUE): Likewise.
9054 (STRUCT_VALUE_REGNUM): Likewise.
9055 (PROMOTE_PROTOTYPES): Likewise.
9057 2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
9059 * config/ia64/ia64-protos.h: Remove the prototype for
9060 ia64_setup_incoming_varargs and ia64_return_in_memory.
9061 * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
9062 (TARGET_RETURN_IN_MEMORY): Likewise.
9063 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
9064 (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
9065 (ia64_setup_incoming_varargs): Adjust the arguments to meet
9066 the requirement of TARGET_SETUP_INCOMING_VARARGS.
9067 (ia64_return_in_memory): Make it static. Change the return
9068 type to bool from int. Add an argument.
9069 (ia64_struct_value_rtx): New.
9070 * config/ia64/ia64.h: Remove commented-out definitions of
9071 PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
9073 (RETURN_IN_MEMORY): Remove.
9074 (STRUCT_VALUE_REGNUM): Likewise.
9075 (STRICT_ARGUMENT_NAMING): Likewise.
9077 2004-01-26 Eric Botcazou <ebotcazou@libertysurf.fr>
9080 * config/sparc/sparc.c (function_arg_union_value): New function.
9081 (function_arg): Use it to deal with unions.
9082 (function_value): Likewise. Define 'regbase' only for ARCH64.
9083 Replace a conditional statement by a simpler one.
9085 2004-01-26 Richard Sandiford <rsandifo@redhat.com>
9087 * config/mips/mips.c (mips16_optimize_gp): Delete.
9088 (mips_reorg): Don't call it.
9090 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9092 * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
9093 (floatunsqihf2): Remove operand 6.
9094 (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
9096 (ldi_conditional, ldf_conditional): Validate operands.
9098 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9100 * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
9101 (HAVE_GAS_HIDDEN): Undefine as interim measure.
9103 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9105 * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct
9106 memory references if TARGET_EXPOSE_LDP nonzero.
9108 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9110 * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
9112 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9114 * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
9115 invalid operand combinations.
9117 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9119 * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
9120 c4x_legitimate_address_p. Fix post_modify check.
9122 * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
9123 * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
9125 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9127 * config/pa/pa-protos.h: Remove the prototype for
9128 hppa_builtin_saveregs. Add a prototype for
9129 pa_return_in_memory.
9130 * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
9131 (TARGET_PROMOTE_PROTOTYPES): Likewise.
9132 (TARGET_STRUCT_VALUE_RTX): Likewise.
9133 (TARGET_RETURN_IN_MEMORY): Likewise.
9134 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
9135 (pa_struct_value_rtx): Likewise.
9136 (pa_return_in_memory): Likewise.
9137 * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
9138 PA_STRUCT_VALUE_REGNUM.
9139 (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
9140 (EXPAND_BUILTIN_SAVEREGS): Remove.
9141 (PROMOTE_PROTOTYPES): Likewise.
9142 (PROMOTE_FUNCTION_RETURN): Likewise.
9144 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9146 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
9147 (TARGET_STRUCT_VALUE_RTX): Likewise.
9148 (vax_struct_value_rtx): Likewise.
9149 * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
9150 VAX_STRUCT_VALUE_REGNUM.
9151 (PROMOTE_PROTOTYPES): Remove.
9153 2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9155 * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
9157 2003-04-25 Chris Demetriou <cgd@broadcom.com>
9159 * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
9160 and MIPS64 have HI/LO interlocks. Update comment.
9162 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9164 * config/stormy16/stormy16-protos.h: Remove the prototype for
9165 xstormy16_setup_incoming_varargs.
9166 * config/stormy16/stormy16.c
9167 (xstormy16_setup_incoming_varargs): Remove.
9168 (xstormy16_return_in_memory): New.
9169 (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9170 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9171 (TARGET_PROMOTE_PROTOTYPES): Likewise.
9172 (TARGET_STRUCT_VALUE_RTX): Likewise.
9173 (TARGET_RETURN_IN_MEMORY): Likewise.
9174 * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
9175 (PROMOTE_FUNCTION_RETURN): Likewise
9176 (PROMOTE_PROTOTYPES): Likewise
9177 (RETURN_IN_MEMORY): Likewise
9178 (STRUCT_VALUE): Likewise
9179 (SETUP_INCOMING_VARARGS): Likewise
9181 2004-01-25 Richard Sandiford <rsandifo@redhat.com>
9183 * config/mips/mips.c (mips_offset_within_object_p): New function.
9184 (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
9185 SYMBOL_CONSTANT_POOL cases. Also use it for SYMBOL_GENERAL if the
9186 ABI has 64-bit pointers and the object file only allows 32-bit symbols.
9188 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9190 * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
9191 (PROMOTE_FUNCTION_RETURN): Likewise.
9193 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9195 * config/mn10300/mn10300-protos.h: Remove the prototype for
9196 mn10300_builtin_saveregs.
9197 * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
9198 (TARGET_STRUCT_VALUE_RTX): Likewise.
9199 (TARGET_RETURN_IN_MEMORY): Likewise.
9200 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
9201 (mn10300_return_in_memory): Likewise.
9202 (mn10300_builtin_saveregs): Make it static.
9203 * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
9204 (RETURN_IN_MEMORY): Likewise.
9205 (STRUCT_VALUE): Likewise.
9206 (EXPAND_BUILTIN_SAVEREGS): Likewise.
9208 2004-01-25 Eric Botcazou <ebotcazou@act-europe.fr>
9211 * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
9213 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9215 * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
9218 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9220 * config/i860/i860-protos.h: Remove the prototype for
9222 * config/i860/i860.c (i860_saveregs): Make it static.
9223 (i860_struct_value_rtx): New.
9224 (TARGET_STRUCT_VALUE_RTX): Likewise.
9225 (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
9226 * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
9227 I860_STRUCT_VALUE_REGNUM.
9228 (EXPAND_BUILTIN_SAVEREGS): Remove.
9230 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9232 * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
9233 (TARGET_RETURN_IN_MEMORY): Likewise.
9234 (m68hc11_struct_value_rtx): Likewise.
9235 (m68hc11_return_in_memory): Likewise.
9236 * config/m68hc11/m68hc11.h: Remove a commented-out definition
9237 of PROMOTE_PROTOTYPES.
9238 (RETURN_IN_MEMORY): Remove.
9239 (STRUCT_VALUE_REGNUM): Likewise.
9241 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9243 * config/mmix/mmix-protos.h: Remove the prototype for
9244 mmix_setup_incoming_varargs.
9245 * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
9246 (TARGET_STRUCT_VALUE_RTX): Likewise.
9247 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
9248 (mmix_setup_incoming_varargs): Make it static.
9249 (mmix_struct_value_rtx): New.
9250 * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
9251 Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
9252 (STRUCT_VALUE_REGNUM): Remove.
9253 (SETUP_INCOMING_VARARGS): Likewise.
9255 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9257 * config/mips/mips-protos.h: Remove the prototypes for
9258 mips_setup_incoming_varargs and mips_return_in_memory.
9259 * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
9260 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9261 (TARGET_PROMOTE_PROTOTYPES): Likewise.
9262 (TARGET_STRUCT_VALUE_RTX): Likewise.
9263 (TARGET_RETURN_IN_MEMORY): Likewise.
9264 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
9265 (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
9266 (mips_setup_incoming_varargs): Match the prototype for
9267 TARGET_SETUP_INCOMING_VARARGS.
9268 (mips_return_in_memory): Make it static. Add argument fntype.
9269 (mips_strict_argument_naming): New.
9270 * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
9271 (PROMOTE_FUNCTION_ARGS): Likewise.
9272 (PROMOTE_FUNCTION_RETURN): Likewise.
9273 (STRUCT_VALUE): Likewise.
9274 (RETURN_IN_MEMORY): Likewise.
9275 (SETUP_INCOMING_VARARGS): Likewise.
9276 (STRICT_ARGUMENT_NAMING): Likewise.
9278 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9280 * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
9281 (TARGET_RETURN_IN_MEMORY): Likewise.
9282 (TARGET_SETUP_INCOMING_VARARGS): Likewise.
9283 (ip2k_return_in_memory): Likewise.
9284 (ip2k_setup_incoming_varargs): Likewise.
9285 * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
9286 (STRUCT_VALUE): Likewise.
9287 (STRUCT_VALUE_INCOMING): Likewise.
9288 (SETUP_INCOMING_VARARGS): Likewise.
9290 2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
9292 * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
9293 (TARGET_RETURN_IN_MEMORY): Likewise.
9294 (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
9295 (avr_return_in_memory): Remove.
9296 * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
9297 (STRUCT_VALUE): Likewise.
9298 (STRUCT_VALUE_INCOMING): Likewise.
9299 (STRICT_ARGUMENT_NAMING): Likewise.
9301 2004-01-25 Jan Hubicka <jh@suse.cz>
9303 * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
9305 2004-01-25 Richard Sandiford <rsandifo@redhat.com>
9307 * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
9308 (mips_regno_mode_ok_for_base_p): Declare.
9309 * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
9310 (FRAME_POINTER_REGNUM): Renumber to 78.
9311 (FIRST_PSEUDO_REGISTER): Update comment accordingly.
9312 (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
9313 (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
9314 (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
9315 (REG_MODE_OK_FOR_BASE_P): Likewise.
9316 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
9317 entry for 77 to "$arg" and entry for 78 to "$frame".
9318 (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
9319 (mips_reg_mode_ok_for_base_p): Remove.
9320 (mips_regno_mode_ok_for_base_p): New function, derived from old
9321 BASE_REG_P macro. Don't enforce the mips16 stack pointer
9322 restrictions unless we're being strict.
9323 (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
9325 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9327 * c-common.h: Fix comment typos.
9328 * c-decl.c: Likewise.
9329 * cgraphunit.c: Likewise.
9330 * combine.c: Likewise.
9331 * et-forest.c: Likewise.
9333 * function.c: Likewise.
9334 * ifcvt.c: Likewise.
9335 * integrate.c: Likewise.
9337 * postreload.c: Likewise.
9338 * varray.c: Likewise.
9340 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9342 * doc/frontends.texi: Update copyright.
9343 * doc/gcov.texi: Likewise.
9344 * doc/gty.texi: Likewise.
9345 * doc/sourcebuild.texi: Likewise.
9346 * doc/standards.texi: Likewise.
9348 2004-01-24 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
9351 * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
9352 Remove movstrqi_small because it conflicts with movstrqi_large.
9354 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9356 * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
9357 (TARGET_STRUCT_VALUE_RTX): Likewise.
9358 (cris_struct_value_rtx): Likewise.
9359 * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
9360 (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
9361 STRUCT_VALUE_REGNUM.
9362 (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
9364 2004-01-24 Ian Lance Taylor <ian@wasabisystems.com>
9367 * cse.c (cse_cc_succs): Change the mode of the source expression
9368 as soon as decide we need a new mode. Don't permit changing modes
9369 if we found a match in a successor block.
9370 (cse_condition_code_reg): Save original mode of source expression
9371 so that we know whether we have to change the mode in other
9374 2004-01-24 Jan Hubicka <jh@suse.cz>
9376 * emit-rtl.c (change_address, adjust_address_1, offset_address,
9377 widen_memory_access): Return early when there is nothing to change.
9379 2004-01-24 Jakub Jelinek <jakub@redhat.com>
9381 * simplify-rtx.c (simplify_relational_operation): Don't
9382 simplify address == constant into address + -constant == 0.
9384 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9386 * gcc.c (process_command): Don't internationalize the
9388 * mips-tfile.c (main): Likewise.
9390 2004-01-24 Andreas Tobler <a.tobler@schweiz.ch>
9392 * cse.c: (cse_cc_succs) Fix comparison warning.
9394 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9396 * config/h8300/h8300.md: Remove extraneous USE in expanders.
9398 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9400 * config/h8300/h8300-protos.h: Provide prototypes for
9401 h8300_legitimate_constant_p and h8300_legitimate_address_p.
9402 * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
9403 (h8300_rtx_ok_for_base_p): Likewise.
9404 (h8300_legitimate_address_p): Likewise.
9405 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
9406 h8300_legitimate_constant_p.
9407 (RTX_OK_FOR_BASE_P): Remove.
9408 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
9410 2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
9412 * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
9413 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
9414 (REG_OK_FOR_INDEX_STRICT_P): Likewise.
9415 (REG_OK_FOR_BASE_STRICT_P): Likewise.
9416 (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
9417 (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
9418 (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
9419 (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
9421 2004-01-24 Jan Hubicka <jh@suse.cz>
9423 * cselib.c (remove_useless_values): Do not access discarded values.
9425 2004-01-24 Joseph S. Myers <jsm@polyomino.org.uk>
9427 * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
9430 2004-01-23 Kazu Hirata <kazu@cs.umass.edu>
9432 * recog.c: Fix a typo in copyright.
9434 2004-01-23 Andrew Pinski <apinski@apple.com>
9436 * config/rs6000/rs6000.md (call): Fix misappiled patch.
9437 (call_value): Likewise.
9439 2004-01-23 Richard Henderson <rth@redhat.com>
9442 * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
9443 (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
9444 if SHIFT_COUNT_TRUNCATED is set.
9446 2004-01-23 Bob Wilson <bob.wilson@acm.org>
9448 * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
9449 separate real and imaginary parts.
9450 * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
9452 2004-01-23 Hartmut Penner <hpenner@de.ibm.com>
9455 * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
9458 2004-01-23 Jan Hubicka <jh@suse.cz>
9460 * emit-rtl.c (change_address_1): Do not re-generate the RTX if nothing
9463 * alloc-pool.c (align_four): Kill.
9464 (create_alloc_pool): Align size to eight.
9465 (free_alloc_pool, free_pool): Invalidate deallocated data.
9467 2004-01-23 Ian Lance Taylor <ian@wasabisystems.com>
9470 * cse.c (cse_change_cc_mode): New static function.
9471 (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
9472 (cse_condition_code_reg): New function.
9473 * rtl.h (cse_condition_code_reg): Declare.
9474 * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
9475 * target.h (struct gcc_target): Add fixed_condition_code_regs and
9476 cc_modes_compatible.
9477 * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9478 (TARGET_CC_MODES_COMPATIBLE): Define.
9479 (TARGET_INITIALIZER): Add new initializers.
9480 * targhooks.c (default_cc_modes_compatible): New function.
9481 * targhooks.c (default_cc_modes_compatible): Declare.
9482 * hooks.c (hook_bool_intp_intp_false): New function.
9483 * hooks.h (hook_bool_intp_intp_false): Declare.
9484 * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9485 (TARGET_CC_MODES_COMPATIBLE): Define.
9486 (ix86_fixed_condition_code_regs): New static function.
9487 (ix86_cc_modes_compatible): Likewise.
9488 * doc/tm.texi (Condition Code): Document new hooks.
9490 2004-01-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9492 * fixinc/inclhack.def (bad_lval): Renamed to ...
9493 (alpha_bad_lval): ... this.
9495 Restrict to alpha*-dec-osf*.
9496 * fixinc/fixincl.x: Regenerate.
9497 * fixinc/tests/base/dirent.h: Remove, moving test ...
9498 * fixinc/tests/base/testing.h: ... here, reflecting new name.
9500 2004-01-23 Zack Weinberg <zack@codesourcery.com>
9503 * c-decl.c (diagnose_mismatched_decls): Also discard a
9504 built-in if we encounter an old-style definition with the
9507 2004-01-23 Jakub Jelinek <jakub@redhat.com>
9509 * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
9510 set to default{32,64}.
9512 2004-01-21 Jakub Jelinek <jakub@redhat.com>
9514 * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
9515 [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
9517 2004-01-23 Eric Botcazou <ebotcazou@act-europe.fr>
9518 Olivier Hainque <hainque@act-europe.fr>
9520 * fold-const.c (fold_binary_op_with_conditional_arg): Only
9521 build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
9523 2004-01-23 Daniel Jacobowitz <drow@mvista.com>
9525 * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
9526 size for minipool references.
9528 2004-01-23 Roger Sayle <roger@eyesopen.com>
9530 * real.c (real_floor, real_ceil): Tweak to allow input and output
9531 arguments to overlap.
9532 (real_round): New function to implement round(3m) semantics.
9533 * real.h (real_round): Prototype here.
9534 * builtins.c (fold_builtin_round): New function to constant fold
9535 round, roundf and roundl.
9536 (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
9538 2004-01-23 Alexandre Oliva <aoliva@redhat.com>
9540 PR optimization/13819
9541 * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
9542 introduced by 2004-01-20's Jan Hubicka's copy_insn change.
9543 (sh_handle_sp_switch_attribute): Remove warning.
9545 2003-11-30 Jan Hubicka <jh@suse.cz>
9547 * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.
9549 2004-01-23 J"orn Rennecke <joern.rennecke@superh.com>
9551 * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
9552 may or may not return non-NIL.
9553 * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
9554 check CANNOT_CHANGE_MODE_CLASS
9556 2004-01-23 Jan Hubicka <jh@suse.cz>
9558 * basic-block.h (PROP_POSTRELOAD): New macro.
9559 (CLEANUP_LOG_LINKS): New.
9560 * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
9561 * toplev.c (rest_of_handle_life): Preserve LOG_LINKS trought cleanup_cfg.
9563 * cselib.c (value_pool): New.
9564 (new_cselib_val): Use pool.
9565 (cselib_init): Initialize value_pool
9566 (cselib_finish): Free pool.
9568 2004-01-23 Eric Botcazou <ebotcazou@libertysurf.fr>
9570 * config/sparc/sparc.c (scan_record_type): New function.
9571 (function_arg_slotno): Use it to determine which kinds of
9572 registers the record can be passed in.
9574 2004-01-22 James A. Mmorrison <ja2morri@uwaterloo.ca>
9576 * config/pa/fptr.c: Fix old-style definition.
9578 2004-01-22 Paolo Bonzini <bonzini@gnu.org>
9580 PR optimization/13724
9581 * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it
9582 represents the zero bits produced by a ZERO_EXTEND operation.
9584 2004-01-22 Roger Sayle <roger@eyesopen.com>
9586 PR optimization/13821
9587 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
9588 correctly calculate the lowpart offset of the contracted subreg.
9590 2004-01-22 Ian Lance Taylor <ian@wasabisystems.com>
9592 * doc/invoke.texi (Optimize Options): Note that --param arguments
9593 are subject to change without notice.
9595 2004-01-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9597 * config.gcc (mips-sgi-irix6*o32): Removed.
9598 * config/mips/iris6-o32-as.h: Likewise.
9599 * config/mips/iris6-o32-gas.h: Likewise.
9600 * config/mips/iris6-o32.h: Likewise.
9602 2004-01-22 Jan Hubicka <jh@suse.cz>
9604 * cfgcleanup.c (first_pass): New static variable.
9605 (try_forward_edges): Add work limiting check for threading.
9606 (try_crossjump_bb): Add work limiting check for crossjumping.
9607 (try_optimize_cfg): Maintain first pass variable.
9609 2004-01-22 Bob Wilson <bob.wilson@acm.org>
9611 * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
9612 handles complex and vector modes.
9614 2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
9616 * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
9617 (REG_OK_FOR_BASE_P_STRICT): Likewise.
9620 2004-01-22 Daniel Jacobowitz <drow@mvista.com>
9622 * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
9623 (genrtl_for_stmt): Remove emit_nop calls.
9625 2004-01-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9629 * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
9630 movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
9631 clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
9633 2004-01-22 Daniel Jacobowitz <drow@mvista.com>
9635 * config/arm/arm.c: Include "debug.h".
9636 (thumb_pushpop): Take two new arguments. Add some commentary.
9637 Output frame information when pushing.
9638 (thumb_exit, thumb_unexpanded_epilogue): Update calls to
9640 (thumb_output_function_prologue): Likewise. Accumulate a CFA
9641 offset, and pass it to thumb_pushpop. Output CFI information.
9642 (thumb_expand_prologue): Add some frame-related markers and notes.
9644 2004-01-22 Ulrich Weigand <uweigand@de.ibm.com>
9646 * config/s390/s390.c (s390_frame_info): Allow large frame sizes
9648 (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
9649 * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
9651 2004-01-22 Roger Sayle <roger@eyesopen.com>
9652 Paolo Bonzini <bonzini@gnu.org>
9654 * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
9655 (subreg_lsb): Change to call new subreg_lsb_1 helper function.
9656 * rtl.h (subreg_lsb_1): Prototype here.
9657 * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
9660 2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
9662 * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
9663 macro need not be defined if jump-tables should contain
9664 relative addresses only when -fPIC or -fPIC is in effect.
9666 2004-01-22 Jan Hubicka <jh@suse.cz>
9668 * alias.c (reg_base_value): Turn into varray.
9669 (reg_base_value_size): Kill.
9670 (old_reg_base_value): New deletable varray.
9671 (alias_invariant_size): New variable.
9672 (REG_BASE_VALUE): Update to use varray.
9673 (find_base_value): Likewise.
9674 (record_set): Likewise.
9675 (record_base_value): Likewise.
9676 (memrefs_conflict_p): Likewise.
9677 (record_set): Likewise
9678 (record_base_value): Likewise.
9679 (memrefs_conflict_p): Use alias_invariant_size.
9680 (init_alias_analysis): Use varray; set alias_invariant_size;
9681 rescale other arrays to be sized by maxreg.
9682 (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
9684 2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9686 * config/sparc/sparc.c (function_arg_slotno): Use
9687 FLOAT_TYPE_P to detect FP fields in structures.
9688 (function_arg_record_value_1): Likewise.
9689 (function_arg_record_value_2): Likewise.
9691 2004-01-22 Jan Hubicka <jh@suse.cz>
9693 * function.c (allocate_struct_function): Do not initialize expr, emit
9695 (prepare_function_start): Do it here.
9696 * c-parse.in (maybe_type_qual): Do not produce line number notes.
9698 2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9701 * config/sparc/sparc.c (function_arg_record_value_3): Revert
9702 to 'word_mode' once the first slot has been filled.
9704 2004-01-22 Olivier Hainque <hainque@act-europe.fr>
9706 * config/sparc/sparc.c (function_arg_record_value_1): Fix
9707 computation of the number of integer registers required.
9709 2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
9711 * config/i386/i386.md: Simplify certain comparisons of
9714 2004-01-21 Andrew Pinski <apinski@apple.com>
9717 * config/rs6000/rs6000.md (call_value): Force operand
9718 1 not operand 0 into a register.
9720 2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
9722 * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
9723 unwind-dw2-fde.h: Update copyright.
9725 2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9727 * pa-protos.h: Update copyright.
9731 2004-01-21 Caroline Tice <ctice@apple.com>
9734 * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
9736 (fix_truncdfdi2): Likewise.
9737 (fix_truncsfdi2): Likewise.
9738 (*fix_truncdi_1): Likewise.
9739 (fix_truncxfsi2): Likewise.
9740 (fix_truncdfsi2): Likewise.
9741 (fix_truncsfsi2): Likewise.
9742 (*fix_truncsi_1): Likewise.
9743 (fix_truncxfhi2): Likewise.
9744 (fix_truncdfhi2): Likewise.
9745 (fix_truncsfhi2): Likewise.
9746 (*fix_trunchi_1): Likewise.
9748 2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
9750 * alias.c, basic-block.h, c-common.c, c-common.h,
9751 c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
9752 calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
9753 combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
9754 cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
9755 defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
9756 expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
9757 genautomata.c, genconditions.c, genemit.c, genflags.c,
9758 gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
9759 ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
9760 langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
9761 line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
9762 ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
9763 rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
9764 target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
9765 unwind.h, varray.c, varray.h: Update copyright.
9767 2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
9769 * config/h8300/coff.h: Update copyright.
9770 * config/h8300/elf.h: Likewise.
9771 * config/h8300/h8300-protos.h: Likewise.
9772 * config/h8300/h8300.c: Likewise.
9773 * config/h8300/h8300.h: Likewise.
9774 * config/h8300/h8300.md: Likewise.
9776 2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9778 * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
9779 ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
9780 ultrix_unistd): New hacks.
9781 * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
9782 ULTRIX_CONST2_CHECK): Add checks.
9783 * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
9784 * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
9785 * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
9786 * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
9787 * fixinc/tests/base/locale.h: New file.
9788 * fixinc/fixincl.x: Rebuilt.
9790 2004-01-21 Andreas Jaeger <aj@suse.de>
9791 Michael Matz <matz@suse.de>
9793 * doc/extend.texi (Extended Asm): Clarify memory clobber.
9795 2004-01-21 Jakub Jelinek <jakub@redhat.com>
9797 * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
9798 _Jv_RegisterClasses through a function pointer.
9800 2004-01-21 Falk Hueffner <falk@debian.org>
9803 * config/alpha/alpha.c (alpha_emit_set_const_1): If
9804 no_new_pseudos, use gen_rtx_SET directly for SImode constants
9805 which need multiple instructions to emit.
9807 2004-01-21 Inaoka Kazuhiro <inaoka.kazuhiro@renesas.com>
9809 * config/m32r/m32r.h (CPP_SPEC): Define.
9811 2004-01-21 Zack Weinberg <zack@codesourcery.com>
9813 * c-decl.c (merge_decls): Kill different_binding_level and
9814 different_tu arguments; simplify throughout.
9815 (duplicate_decls): Likewise.
9816 (pushdecl, merge_translation_unit_decls): Update calls to
9819 2004-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9821 * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
9823 (print-rtl1.o): Depend on $(SYSTEM_H).
9825 2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
9828 * configure.ac: Delete definition and subsitution of docdir.
9829 Add info, man, srcman and srcinfo to target hooks. Create doc/
9831 * configure: Regenerate.
9832 * Makefile.in: Don't substitute docdir and delete all references
9834 (MAKEINFOFLAGS): Define.
9835 (stmp-docobjdir): Delete.
9836 (INFOFILES, MANFILES): Define.
9837 (info): Call lang.info, srcinfo and lang.srcinfo.
9838 (generated-manpages): Call lang.man, srcman and lang.srcman.
9839 (srcinfo, srcman): New rules to copy back files to source directory.
9840 (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
9841 (install-man): Revamp rule.
9842 (clean): Update dvi directory.
9843 (distclean): Delete TAGS from front end directorys.
9844 (maintainer-clean): Delete all document files in source directory.
9846 objc/Make-lang.in (objc.man, objc.info): Dummy entries.
9847 (objc.srcman, objc.srcinfo): Likewise.
9849 2004-01-20 Bruce Korb <bkorb@gnu.org>
9851 * fixinc/inclhack.def(math_exception): bypass only for glibc.
9852 (matherr_decl): rename & relocate as exception_structure.
9853 This fix must precede the math_exception fix.
9855 2004-01-20 Roger Sayle <roger@eyesopen.com>
9857 * fold-const.c (fold_convert): Rename to fold_convert_const.
9858 (fold_convert_const): Change arguments to take a tree_code,
9859 a type and the operand/expression to be converted. Return
9860 NULL_TREE if no simplification is possible. Add support for
9861 FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
9862 (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
9863 Adjust call to fold_convert to match new fold_convert_const.
9864 Avoid modifying the tree passed to fold in-place.
9866 2004-01-21 Alan Modra <amodra@bigpond.net.au>
9868 * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
9869 * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
9870 * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
9872 2004-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9874 * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
9875 * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
9876 Likewise. Handle frames larger than 0x7fffffff on 64-bit ports.
9877 (emit_move_sequence): Check scratch_reg first in various if statements.
9878 Extend source simplification to handle all 64-bit CONST_INTs.
9879 (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
9881 (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
9882 frame offset calculations.
9883 * pa.h (NEW_HP_ASSEMBLER): Add comment.
9884 (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
9885 LEGITIMATE_64BIT_CONST_INT_P): Define.
9886 (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P. Treat
9887 any CONST_INT as legitimate during and after reload.
9888 (VAL_32_BITS_P, INT_32_BITS): Define.
9889 (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
9891 2004-01-20 Jan Hubicka <jh@suse.cz>
9893 * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
9894 emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
9895 containing hard regs are shared.
9896 (gen_hard_reg_clobber): New function.
9897 (hard_reg_clobbers): New array.
9898 * genemit.c (gen_exp): Use gen_hard_reg_clobber.
9899 (copy_rtx): Do not copy clobbers containing hard regs.
9900 * rtl.h (gen_hard_reg_clobber): Declare.
9902 2004-01-20 Jan Hubicka <jh@suse.cz>
9904 * varray.c: Include hashtab.h
9905 (varray_descriptor): New structure.
9906 (hash_descriptor, eq_descriptor, varray_descriptor,
9907 print_statistics): New static functions
9908 (varray_init, varray_grow): Update statistics
9909 (dump_varray_statistics): New function.
9910 * varray.h (dump_varray_statistics): Declare.
9911 * toplev.c (finalize): Call it.
9912 * Makefile.in (varray.o): Add dependency.
9914 2004-01-20 Jan Hubicka <jh@suse.cz>
9916 * cselib.c: Include alloc-pool.h
9917 (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
9918 (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
9919 (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
9920 unchain_one_elt_loc_list_pool, unchain_one_value,
9921 new_cselib_val): Simplify using allocpool.
9922 (cselib_init): Initialize allocpools.
9923 (cselib_finish): Finish allocpools.
9924 * Makefile.in (cselib.o): Depend on alloc-pool.h
9926 2004-01-20 Richard Sandiford <rsandifo@redhat.com>
9928 * config/mips/mips.c (mips_load_call_address): Make the call insn
9929 use $gp if it could be calling a lazy binding stub.
9931 2004-01-20 Kazu Hirata <kazu@cs.umass.edu>
9933 * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
9934 (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9935 (TARGET_STRUCT_VALUE_RTX): Likewise.
9936 * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
9937 (PROMOTE_FUNCTION_RETURN): Remove.
9938 (STRUCT_VALUE): Remove.
9940 2004-01-20 Denis Chertykov <denisc@overta.ru>
9943 * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
9944 register as pointer after reload.
9946 2004-01-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9948 PR optimization/12440
9949 * loop.c: Include ggc.h.
9950 (loop_optimize): Run garbage collector between optimization of loops.
9951 * Makefile.in (loop.o): Add GGC_H dependency.
9953 2004-01-20 Hartmut Penner <hpenner@de.ibm.com>
9955 * gcc/config/rs6000/rs6000.c (function_arg) Handle
9956 vector register special in function without prototype.
9957 (function_arg_advance): Vector parameters get always
9958 GPRs allocated for the linux64 target.
9960 2004-01-20 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9962 * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
9963 not TARGET_M32RX_MASK.
9965 2004-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9968 * config/sparc/sparc.c (function_arg): Reorder the cases.
9970 2004-01-19 Per Bothner <per@bothner.com>
9972 Move cpp_reader's line_maps field to a shared global.
9973 * cpphash.h (cpp_reader): Rename line_maps field to line_table
9974 and change the type to a pointer rather than a struct.
9975 * cppinit.c (cpp_push_main_field): Adjust accordingly.
9976 * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
9978 * cppfiles.c (validate_pch): Likewise.
9979 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
9981 * cpperror.c (print_location): Likewise.
9982 * cpplib.h (cpp_create_reader): New line_maps pointer parameter.
9983 * cppinit.c (cpp_create_reader): Handle new parameter.
9984 (cpp_destroy): Don't free line_maps - that's no longer our job.
9985 * input.h (line_table): New variable.
9986 * toplev.c (line_table): Declare variable.
9987 (general_init): Initialize line_table.
9988 * c-opts.c (c_common_init_options): Pass line_table to
9990 * fix-header.c (read_scan_file): New local variable line_table.
9991 Initialize, and pass it to cpp_create_reader.
9992 * Makefile.in (LIBS, LIBDEPS): Add libcpp.a.
9993 (C_AND_OBJC_OBJS, fix-header): Remove redundant libcpp.a.
9995 2004-01-19 Per Bothner <per@bothner.com>
9997 Implement a cache for linemap_lookup.
9998 * line-map.h (struct_line_maps): Add cache field.
9999 * line-map.c (linemap_init): Zero cache field.
10000 (linemap_add): Set cache field to offset of newly allocated map.
10001 (linemap_lookup): Use and set cache field.
10003 2004-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10005 PR optimization/13567
10006 * cse.c (cse_basic_block): Call cse_insn with a non-null
10007 libcall_insn for the last SET insn of a no-confilict block.
10009 2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
10011 * Makefile.in (target_noncanonical, program_transform_name): Use
10012 immediate define instead of deferred.
10013 (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
10014 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
10015 GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
10016 deferred backquote.
10018 2004-01-20 Joseph S. Myers <jsm@polyomino.org.uk>
10020 * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
10021 true unconditionally.
10022 * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
10024 (build_unary_op, build_modify_expr): Don't handle extended
10026 (build_component_ref, build_conditional_expr): Call non_lvalue
10027 instead of pedantic_non_lvalue.
10028 (build_c_cast): Don't condition use of non_lvalue on pedantic.
10029 * fold-const.c (fold): Don't check pedantic directly for
10030 COMPOUND_EXPR. Ensure that results for COMPOUND_EXPR are
10031 passed to pedantic_non_lvalue.
10032 * doc/extend.texi: Remove documentation of extended lvalues.
10034 2004-01-19 Roger Sayle <roger@eyesopen.com>
10036 PR optimization/5263
10037 * simplify-rtx.c (associative_constant_p): Delete.
10038 (simplify_associative_operation): Rewrite to linearize terms, and
10039 attempt to simplify new term against both left and right subterms.
10040 (simplify_binary_operation): Call swap_commutative_operands_p on
10041 op0 and op1, not trueop0 and trueop1. Move the initialization of
10042 trueop0 and trueop1 down to where first needed.
10043 (simplify_relational_operation): Likewise.
10044 * rtlanal.c (commutative_operand_precedence): Also order constant
10045 operands using avoid_constant_pool_reference.
10047 2004-01-19 Richard Henderson <rth@redhat.com>
10049 * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
10050 don't check memory mode.
10051 (unaligned_memory_operand): Likewise.
10052 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
10053 abort for op0 not MEM.
10055 * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
10056 is not a reg, copy to a scratch first.
10057 (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
10058 unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
10059 unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
10060 (reload_inqi, reload_inhi): Fix mode of op0.
10061 (reload_inqi_help, reload_inhi_help, reload_outqi_help,
10062 reload_outhi_help): Likewise. Use define_insn_and_split.
10064 * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
10065 as well as $29 dead.
10067 2004-01-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10069 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New. Emit
10070 "tls_object" for thread-local objects.
10071 * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
10072 "#tls" for thread-local sections.
10073 * configure.ac (thread-local checks): Specify --fatal-warnings in
10074 every binutils-specific checks. For sparc*-*-*, test whether the
10075 OS is Solaris and the tools are native and act accordingly.
10076 * configure: Rebuild.
10078 2004-01-19 Jeff Law <law@redhat.com>
10080 * contrib.texi: Update Paolo Carlini's entry. New entries for
10081 Jerry Quinn and Petur Runolfsson.
10083 2004-01-19 Roger Sayle <roger@eyesopen.com>
10085 * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
10086 size, don't use the larger zero-extending loads.
10088 2004-01-19 Richard Henderson <rth@redhat.com>
10090 * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
10091 * alpha.md (UNSPEC_NT_LDA): Remove.
10092 (UNSPEC_CVTLQ, cvtlq): New.
10093 (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
10094 (extendsidi2_fix): Remove.
10095 (extendsidi2 splitter): Use cvtlq.
10096 (extendsidi2 fp peepholes): Remove.
10097 (cvtql): Use SFmode instead of SImode.
10098 (fix_trunc?fsi): Update to match.
10099 (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
10100 (movsi): Rename from movsi_nofix, remove f alternatives.
10101 (movsi_nt_vms): Similarly.
10102 (movsi_fix, movsi_nt_vms_fix): Remove.
10104 * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
10106 2004-01-19 Jan Hubicka <jh@suse.cz>
10108 * cgraph.c (cgraph_remove_node): Fix removal from linked list.
10109 * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
10111 (cgraph_remove_unreachable_nodes): New function
10112 (cgraph_decide_inlining_of_small_function): Fix pasto.
10113 (cgraph_decide_inlining_incrementally): Fix pasto.
10114 (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
10116 2004-01-19 Steven Bosscher <stevenb@suse.de>
10118 * gengtype.c (header_file): Make it static.
10119 (write_types_process_field, write_enum_defn): Minor whitespace fixes.
10120 * gengtype.h (header_file): No longer extern.
10122 2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
10124 * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
10125 * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
10126 * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
10128 2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
10130 * stmt.c (HAVE_casesi): Define it not already defined.
10131 (HAVE_tablejump): Likewise.
10132 (expand_end_case_type): Resort to the binary tree method if
10133 neither casesi or tablejump is available.
10135 2004-01-18 Daniel Jacobowitz <drow@mvista.com>
10137 * final.c (final_scan_insn): Make non-static again.
10138 * output.h (final_scan_insn): Re-add prototype.
10139 * config/arc/arc.c (arc_output_function_epilogue): Add NULL
10140 to final_scan_insn call.
10141 * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
10142 * config/mips/mips.c (mips_output_conditional_branch): Likewise.
10143 * config/pa/pa.c (output_lbranch, output_call): Likewise.
10144 * config/sh/sh.c (print_slot): Likewise.
10145 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
10146 (output_sibcall, sparc_flat_function_epilogue): Likewise.
10148 2004-01-18 Jan Hubicka <jh@suse.cz>
10150 * basic-block.h (try_redirect_by_replacing_jump): Declare.
10151 * cfgcleanup.c (try_optimize_cfg): Use it.
10152 * cfgrtl.c (try_redirect_by_replacing_jump): Export.
10153 (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
10155 (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
10158 2004-01-16 Geoffrey Keating <geoffk@apple.com>
10160 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
10161 even after reload, just don't remove the actual jump tables.
10163 2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
10165 * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
10167 2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
10169 * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
10170 the size of a pointer in bytes.
10172 2004-01-18 Roger Sayle <roger@eyesopen.com>
10174 * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
10175 live "next" variable, which could lead to an infinite loop.
10177 2004-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10179 * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
10182 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10183 Check for NULL in the chain and remove repeated code.
10185 2004-01-18 Jan Hubicka <jh@suse.cz>
10187 * coverage.c (checksum_string): Rename to ...
10188 (coverage_checksum_string): ... this one, Use crc32_string; recognize
10189 names containing random number and zero the number out in order to get
10192 2004-01-18 Richard Sandiford <rsandifo@redhat.com>
10194 * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
10196 2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
10198 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
10199 doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
10200 doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
10201 doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
10202 doc/trouble.texi: Remove trailing whitespace.
10204 2004-01-18 Richard Sandiford <rsandifo@redhat.com>
10207 * config/mips/mips.c: Include cfglayout.h.
10208 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
10209 (mips_unspec_offset_high): Add temporary register argument.
10210 (mips_load_call_address): New function, split out from...
10211 (mips_expand_call): ...here.
10212 (mips_output_cplocal): New function.
10213 (mips_output_function_prologue, mips_output_function_epilogue): Use it.
10214 (mips_emit_loadgp): New function, split out from...
10215 (mips_expand_prologue): ...here.
10216 (mips_output_mi_thunk): New function.
10218 2004-01-17 Bernardo Innocenti <bernie@develer.com>
10220 * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
10221 mcpu32): Remove redundant checks for implied target predefines.
10223 2004-1-17 Andrew Pinski <pinskia@physics.uc.edu>
10225 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10226 Return type is unsigned int not int.
10227 * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
10230 2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
10232 * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
10233 doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
10234 "GNU/Linux" and "Microsoft Windows" terminology.
10236 2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
10238 * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
10239 doc/cppopts.texi, doc/extend.texi, doc/install.texi,
10240 doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
10241 doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
10242 @smallexample instead of @example.
10244 2004-01-17 Ziemowit Laski <zlaski@apple.com>
10246 * objc/objc-act.c (build_objc_method_call): Use target
10247 hooks instead of macros to determine if ..._stret
10248 dispatchers should be used (NeXT runtime only).
10250 2004-01-17 Roger Sayle <roger@eyesopen.com>
10252 * builtins.c (expand_builtin_expect_jump): Fix mistake in my
10253 last patch. Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
10255 2004-01-17 Daniel Jacobowitz <drow@mvista.com>
10257 * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
10258 (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
10259 (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
10261 * reload1.c (emit_reload_insns): Use them.
10262 * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
10263 (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
10266 2004-01-17 Daniel Jacobowitz <drow@mvista.com>
10268 * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
10269 (final_scan_insn): Update to take an additional SEEN argument. Emit
10270 a line note after the prologue. Make static.
10271 (line_note_exists): Remove.
10272 (final): Don't initialize line_note_exists. Update call to
10274 * output.h (final_scan_insn): Remove prologue.
10275 * function.c (set_insn_locators): Update comment.
10276 (thread_prologue_and_epilogue_insns): Add a comment.
10278 2004-01-17 Andrew Pinski <pinskia@physics.uc.edu>
10281 * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
10283 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10285 * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
10286 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
10287 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
10289 2004-01-17 Jan Hubicka <jh@suse.cz>
10291 * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
10294 * toplev.c (HAVE_conditional_execution): Provide default.
10295 (rest_of_handle_reorder_blocks): For conditional_execution target
10296 update liveness once after all transformations
10297 (rest_of_compilation): Do crossjumping before ce3.
10299 2004-01-17 Geoffrey Keating <geoffk@apple.com>
10301 * alias.c (new_alias_set): Mark last_alias_set for PCH.
10302 (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
10304 (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
10305 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
10306 (get_TOC_alias_set): Mark 'set' for PCH.
10308 2004-01-16 Geoffrey Keating <geoffk@apple.com>
10310 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
10311 even after reload, just don't remove the actual jump tables.
10313 2004-01-17 J. Brobecker <brobecker@gnat.com>
10315 * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
10316 Remove checks for is_ada() and TREE_UNSIGNED.
10317 (subrange_type_die): Emit a byte_size attribute if the subrange
10318 type size is different from the base type size.
10319 (modified_type_die): Replace call to is_ada_subrange_type() by
10320 call to is_subrange_type().
10322 2004-01-16 Andrew Pinski <pinskia@physics.uc.edu>
10324 * config/sh/sh.c: Include ggc.h.
10326 2004-01-16 Geoffrey Keating <geoffk@apple.com>
10328 * Makefile.in (MD5_H): New.
10329 (fold-const.o): Depend on md5.h.
10330 (dwarf2out.o): Likewise.
10331 (cppfiles.o): Likewise.
10332 * cppfiles.c: Include md5.h.
10333 (should_stack_file): Check against list read from PCH file.
10334 (struct pchf_data): New.
10335 (pchf): New variable.
10336 (struct pchf_adder_info): New.
10338 (pchf_save_compare): New.
10339 (_cpp_save_file_entries): New.
10340 (_cpp_read_file_entries): New.
10341 (struct pchf_compare_data): New.
10342 (pchf_compare): New.
10343 (check_file_against_entries): New.
10344 * cpphash.h (_cpp_save_file_entries): Prototype.
10345 (_cpp_read_file_entries): Prototype.
10346 * cpppch.c (cpp_write_pch_state): Write the list of headers.
10347 (cpp_read_state): Read the list of headers.
10349 2004-01-17 Jan Hubicka <jh@suse.cz>
10351 * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
10352 builtin_expect specially.
10353 * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
10354 (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
10355 * invoke.texi (max-inline-insns-single): Set to 100.
10356 (large-function-insns): Set to 3000.
10358 2004-01-16 Eric Christopher <echristo@redhat.com>
10359 Chandrakala Chavva <cchavva@redhat.com>
10361 * cppcharset.c (one_iso88591_to_utf8): New function.
10362 (convert_iso88591_utf8): Ditto. Use.
10363 (conversion_tab): Use.
10364 (_cpp_input_to_utf8): New function.
10365 (_cpp_init_iconv_buffer): Ditto.
10366 (_cpp_close_iconv_buffer): Ditto.
10367 * cpphash.h: Prototype new functions.
10368 (cpp_buffer): Add input_cset_desc.
10369 * cppinit.c: Add input_charset default.
10370 * cpplib.c (cpp_push_buffer): Support init and
10372 * cpplib.h (cpp_options): Add input_charset.
10374 2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
10376 * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
10377 * config/alpha/unicosmk.h: Remove a commented-out definition
10378 of ASM_OUTPUT_SECTION_NAME.
10379 * config/stormy16/stormy16.h: Likewise.
10381 2004-01-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10383 * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
10384 (alpha___extern_prefix_sys_stat): ... this.
10385 Apply to <sys/mount.h>, too.
10386 Tweak to match more variations.
10387 * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
10389 * fixinc/inclhack.def (alpha___extern_prefix,
10390 alpha___extern_prefix_standards): New hacks to obey
10391 __PRAGMA_EXTERN_PREFIX.
10392 * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
10394 * fixinc/tests/base/standards.h: Likewise.
10396 * fixincl/inclhack.def (alpha_pthread): Tweak to match more
10399 * fixinc/tests/base/pthread.h: Handle it.
10401 * fixincl/inclhack.def (bad_lval): Sort file list.
10402 Add many missing files up to Tru64 UNIX V5.1B.
10403 * gcc/fixinc/tests/base/libgen.h: Renamed to ...
10404 * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
10407 * fixinc/fixincl.x: Regenerate.
10409 2004-01-16 Mark Mitchell <mark@codesourcery.com>
10411 * version.c (version_string): Change to 3.5.0.
10412 * doc/include/gcc-common.texi (version-GCC): Likewise.
10414 2004-01-16 Jan Hubicka <jh@suse.cz>
10416 * i386.md (load_tp_di): Fix pasto.
10419 * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
10421 * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
10422 pp_c_character_constant, pp_c_floating_constant,
10423 pp_c_additive_expression, pp_c_shift_expression,
10424 pp_c_equality_expression, pp_c_and_expression,
10425 pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
10426 pp_c_logical_and_expression): Remove inline modifier.
10427 * dwarf2out.c (get_AT): Likewise.
10428 * et-forest.c (et_splay): Likewise.
10429 * ra.h (ra_alloc, ra_calloc): Likewise
10431 2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
10433 * config/frv/frv-protos.h: Fix comment formatting.
10434 * config/frv/frv.c: Likewise.
10435 * config/frv/frv.h: Likewise.
10436 * config/frv/frv.md: Likewise.
10437 * config/frv/frvbegin.c: Likewise.
10438 * config/frv/frvend.c: Likewise.
10440 2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
10442 * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
10443 * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
10444 LINKER_DOES_NOT_WORK_WITH_DWARF2.
10445 (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
10447 2004-01-16 J"orn Rennecke <joern.rennecke@superh.com>
10450 * postreload.c (reload_cse_simplify_operands): Don't remove
10451 implicit extension from LOAD_EXTEND_OP.
10453 2004-01-16 Jan Hubicka <jh@suse.cz>
10456 * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
10458 * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
10459 rtl_try_redirect_by_replacing_branch): Likewise.
10461 2004-01-15 Geoffrey Keating <geoffk@apple.com>
10464 * alias.c (struct alias_set_entry): Mark for GC.
10465 (alias_sets): Make static, mark for GC.
10466 (record_alias_subset): Use GC to allocate alias structures.
10467 * varray.c (element): Make generic varrays GCed.
10470 * c-typeck.c (constructor_asmspec): Delete.
10471 (struct initializer_stack): Delete field 'asmspec'.
10472 (start_init): Delete saving of asmspec.
10473 (finish_init): Don't update constructor_asmspec.
10474 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
10475 * stmt.c (expand_asm): Duplicate strings from tree.
10476 (expand_asm_operands): Likewise.
10477 * tree.c (tree_size): Update computation of size of STRING_CST.
10478 (make_node): Don't make STRING_CST nodes.
10479 (build_string): Allocate string with tree node.
10480 * tree.def (STRING_CST): Update comment.
10481 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
10482 (tree_string): Place contents of string in tree node.
10483 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
10486 * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
10489 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10491 * c-common.h: Fix comment formatting.
10492 * c-cppbuiltin.c: Likewise.
10493 * c-pragma.c: Likewise.
10494 * calls.c: Likewise.
10495 * collect2.c: Likewise.
10496 * cppcharset.c: Likewise.
10497 * cpptrad.c: Likewise.
10498 * dbxout.c: Likewise.
10499 * defaults.h: Likewise.
10500 * dwarf2out.c: Likewise.
10501 * fold-const.c: Likewise.
10502 * genautomata.c: Likewise.
10503 * genconditions.c: Likewise.
10504 * genflags.c: Likewise.
10505 * gengtype.c: Likewise.
10506 * integrate.c: Likewise.
10507 * loop.c: Likewise.
10508 * predict.c: Likewise.
10509 * sdbout.c: Likewise.
10511 2004-01-15 Zack Weinberg <zack@codesourcery.com>
10513 * config/ia64/ia64.md (*movti_internal): C output template
10514 extracted to ia64.c.
10515 (*movti_internal_reg): Delete.
10516 (reload_inti, reload_outti): Use the correct mode on operand 2
10517 in the first place, don't fix it up in the output template.
10518 (movtf, reload_ointf, reload_outtf): New expanders.
10519 (*movtf_internal): New define_insn_and_split.
10520 * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
10521 make static; do not hand TFmode CONST_DOUBLEs to split_double.
10522 (ia64_split_tmode_move): New function, body mostly pulled
10523 from ia64.md:*movti_internal.
10524 (ia64_function_arg_words): New function, extracted common
10525 logic from ia64_function_arg et seq.
10526 (ia64_function_arg_offset): Likewise. Handle correctly the
10527 case of a scalar quantity 16 bytes wide with only 8-byte alignment.
10528 (ia64_function_arg, ia64_function_arg_partial_nregs)
10529 (ia64_function_arg_advance): Use ia64_function_arg_words and
10530 ia64_function_arg_offset.
10531 (ia64_function_value): TCmode does not go in float regs.
10532 (ia64_secondary_reload_class): Also handle TFmode.
10533 * config/ia64/ia64-protos.h: Remove prototype for
10534 ia64_split_timode; add prototype for ia64_split_tmode_move.
10536 2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
10538 * Makefile.in (MAINT): Make it an immediate assignment.
10540 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10542 * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
10544 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10546 * config/h8300/coff.h: Replace Hitachi with Renesas.
10547 * config/h8300/elf.h: Likewise.
10548 * config/h8300/h8300-protos.h: Likewise.
10549 * config/h8300/h8300.c: Likewise.
10550 * config/h8300/h8300.h: Likewise.
10551 * config/h8300/h8300.md: Likewise.
10552 * config/h8300/lib1funcs.asm: Likewise.
10554 2004-01-15 Andrew Pinski <apinski@apple.com>
10556 * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
10559 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10561 * config/h8300/h8300.c (h8300_return_in_memory): New.
10562 (TARGET_STRUCT_VALUE_RTX): Likewise.
10563 (TARGET_RETURN_IN_MEMORY): Likewise.
10564 * config/h8300/h8300.h (STRUCT_VALUE): Remove.
10565 (RETURN_IN_MEMORY): Likewise.
10567 2004-01-15 Richard Earnshaw <rearnsha@arm.com>
10569 PR optimization/13375
10570 * gcse.c (handle_avail_expr): Just return if the source is not a
10573 2004-01-15 Richard Earnshaw <rearnsha@arm.com>
10574 Daniel Jacobowitz <drow@mvista.com>
10576 * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
10578 (ARM_FUNC_ALIAS): New macro.
10579 * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
10580 * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
10582 2004-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10584 PR optimization/12372
10585 * calls.c (expand_call): Add call_fusage data for stack arguments in
10588 2004-01-15 Alan Modra <amodra@bigpond.net.au>
10590 * config/rs6000/rs6000.c (uses_TOC): Correct comment. Make static.
10591 (rs6000_elf_declare_function_name): Formatting.
10592 * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
10594 2004-01-15 Jan Hubicka <jh@suse.cz>
10597 * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
10600 2004-01-15 Richard Henderson <rth@redhat.com>
10602 * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
10603 integer regs of the same call-savedness.
10605 2004-01-15 Andreas Schwab <schwab@suse.de>
10608 * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
10609 status for NOTB/NOTW/NEGW methods.
10611 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10613 * doc/invoke.texi: Update dump file names. Fix a typo.
10615 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10617 * builtins.c (expand_builtin_va_end): Don't use
10618 EXPAND_BUILTIN_VA_END.
10619 * system.h (EXPAND_BUILTIN_VA_END): Poison.
10620 * config/d30v/d30v.h: Remove a commented-out definition of
10621 EXPAND_BUILTIN_VA_END.
10622 * config/stormy16/stormy16.h: Likewise.
10624 2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
10626 * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
10627 * targhooks.c (default_struct_value_rtx): Don't use
10628 STRUCT_VALUE_INCOMING_REGNUM.
10630 2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
10633 * configure.in: Revamp enable-generated-files-in-srcdir rule to define
10634 GENINSRC and not parsedir. Define srcextra as a langhook.
10635 * configure: Regenerate.
10636 * Makefile.in: Suppress default .l.c rule. Don't substitute
10637 parsedir and delete all references throughout. Conditionally define
10638 rule for srcextra dependent on GENINSRC.
10639 (stmp-docobjdir): Delete.
10640 (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
10641 (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
10642 and gengtype-yacc.h back to source directory.
10643 (maintainer-clean): Delete all parse files in source directory.
10644 (distclean): Delete generated files.
10646 * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
10647 (objc-parse.c, objc-parse.y): Don't use parsedir.
10648 (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
10649 directory if requested.
10650 (po-generated): Don't use parsedir.
10651 (objc.maintainer-clean): Delete above files from source directory.
10653 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10655 * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
10657 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10659 * doc/tm.texi: Replace RETURN_IN_MEMORY with
10660 TARGET_RETURN_IN_MEMORY.
10662 2004-01-15 Jan Hubicka <jh@suse.cz>
10664 * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
10665 * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
10666 functions accepting SSE arguments
10667 (function_arg): Warn only when asked to warn.
10668 * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
10670 2004-01-14 Joseph S. Myers <jsm@polyomino.org.uk>
10672 * c-parse.in (stmts_and_decls): Make label at end of compound
10673 statement a hard error.
10675 2004-01-14 Jan Hubicka <jh@suse.cz>
10677 * cgraph.c (create_edge): Use local.redefined_extern_inline.
10678 * cgraph.h (cgraph_local_info): Sort fields by size; add
10679 redefined_extern_inline
10680 (cgraph_global_info): Sort fields by size.
10681 (cgraph_node): Likewise.
10682 * cgraphunit.c (cgraph_finalize_function): Se
10683 local.redefined_extern_inline on redefinition.
10684 (cgraph_analyze_function): Use it; fix formating.
10686 2004-01-14 Jan Hubicka <jh@suse.cz>
10689 * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
10690 outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
10692 (cache_size): New variable
10693 (add_dependence): Update use; canonize early memory locations
10694 (sched_analyze_1): Likewise.
10695 (sched_analyze_2): Likewise.
10696 (init_dependency_caches): Initialize bitmaps.
10697 (free_dependency_caches): Free bitmaps
10699 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10701 * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
10702 targetm.calls.strict_argument_naming().
10703 * target.h: Likewise.
10705 2004-01-14 Richard Henderson <rth@redhat.com>
10708 * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
10711 2004-01-14 Richard Henderson <rth@redhat.com>
10714 * except.c (struct eh_region): Add u.fixup.resolved.
10715 (resolve_one_fixup_region): Split out from ...
10716 (resolve_fixup_regions): ... here.
10718 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10720 * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
10722 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10724 * config/alpha/alpha.h (STRUCT_VALUE): Remove.
10725 * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
10726 (STRUCT_VALUE): Remove.
10728 2004-01-14 Steven Bosscher <stevenb@suse.de>
10730 * system.h: Poison PROMOTED_MODE
10731 * integrate.c (expand_inline_function): Don't mention the
10733 * loop.c (update_giv_derive): Same.
10734 * tree.h (DECL_RTL): Same.
10736 2004-01-14 J"orn Rennecke <joern.rennecke@superh.com>
10739 * sh.c (gen_block_redirect): Add special handling of RETURN.
10740 (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
10741 far branch target (i.e. it's a return).
10743 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10745 * regrename.c (find_oldest_value_reg): Fix a warning.
10747 2004-01-14 Richard Earnshaw <rearnsha@arm.com>
10750 * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
10751 Move linux-gas.h and linux-elf.h before aout.h.
10752 * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
10753 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
10755 2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
10757 * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
10758 (CONST_INT, VOIDmode, ...).
10760 2004-01-14 Richard Earnshaw <rearnsha@arm.com>
10762 * regrename.c (find_oldest_value_reg): If the replacement uses
10763 multiple hard registers, check that all of them are in CLASS.
10765 2004-01-14 Jan Hubicka <jh@suse.cz>
10767 * alias.c (get_alias_set): Initialize alias set to 0 when subset is
10770 2004-01-14 Kelley Cook <kcook@gcc.gnu.org>
10772 * Makefile.in: Define MAINT from --enable-maintainer-mode.
10774 2004-01-14 Hartmut Penner <hpenner@de.ibm.com>
10776 * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
10777 Calculate always vrsave_mask if TARGET_ALTIVEC.
10778 (rs6000_emit_prologue): Emit code for vrsave
10779 only if TARGET_ALTIVEC_VRSAVE.
10780 (rs6000_emit_epilogue): Likewise.
10782 2004-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10784 * config/sparc/sparc.md (tie_add32): Fix pasto.
10785 (tie_add64): Likewise.
10787 2004-01-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10789 * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
10791 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10793 * config/iq2000/iq2000-protos.h: Fix comment formatting.
10794 * config/iq2000/iq2000.c: Likewise.
10795 * config/iq2000/iq2000.md: Likewise.
10797 2004-01-14 J. Brobecker <brobecker@gnat.com>
10799 * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
10800 (subrange_type_die): Add handle for nameless subrange types.
10802 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10804 * config/h8300/h8300-protos.h: Replace do_movsi with
10805 h8300_expand_movsi.
10806 * config/h8300/h8300.c (do_movsi): Change to
10807 h8300_expand_movsi.
10808 * config/h8300/h8300.md (movsi): Replace do_movsi with
10809 h8300_expand_movsi.
10812 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10814 * config/h8300/h8300.c (dosize): Change to
10815 h8300_emit_stack_adjustment. Update callers.
10817 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10819 * config/h8300/h8300.md (movstrictqi): Add an alternative with
10820 the source being post_inc. Tighten the predicate for the
10821 destination to register_operand.
10822 (movstricthi): Likewise.
10824 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10826 * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
10827 * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
10828 * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
10830 2004-01-14 Jan Hubicka <jh@suse.cz>
10832 Partial fix PR c++/12850
10833 * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
10834 at zero nest level.
10836 2004-01-13 Bernardo Innocenti <bernie@develer.com>
10838 * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
10841 2004-01-13 Devang Patel <dpatel@apple.com
10844 * dbxout.c (dbxout_symbol_name): Emit mangled names for
10845 NAMESPACE_DECL memebers.
10847 2004-01-13 Andrew Pinski <pinskia@physics.uc.edu>
10850 * c-common.c (finish_fname_decls): Use the chain only if the
10851 tree is an expr_stmt.
10853 2004-01-13 Vladimir Makarov <vmakarov@redhat.com>
10855 * rtl.def: Add comment about new option in automata_option.
10857 * genautomata.c (PROGRESS_OPTION): New macro.
10858 (progress_flag): New global variable.
10859 (gen_automata_option): Process `progress'.
10860 (transform_insn_regexps, check_unit_distributions_to_automata,
10861 make_automaton, NDFA_to_DFA, build_automaton, create_automata,
10862 expand_automata, write_automata): Print about the progress only if
10863 progress_flag. Remove fflush.
10864 (initiate_automaton_gen): Process command line flag `-progress'.
10866 * doc/md.texi: Describe the new option.
10868 2004-01-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10870 * cfg.c (dump_bb): Dump entry edges.
10872 2004-01-13 Richard Earnshaw <rearnsha@arm.com>
10874 * arm.c (thumb_legitimate_address_p): Only allow constant pool
10875 references from SImode.
10876 * arm.md (thumb_movhi_insn): Don't allow minipool references.
10878 2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
10880 * system.h (TEXT_SECTION): Poison.
10881 * varasm.c (text_section): Don't use TEXT_SECTION.
10882 * config/sh/sh.c (sh_file_start): Fix a comment typo.
10883 * doc/tm.texi (TEXT_SECTION): Remove.
10885 2004-01-13 Ben Elliston <bje@wasabisystems.com>
10887 * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
10889 2004-01-12 James E Wilson <wilson@specifixinc.com>
10891 * unwind-libunwind.c: Delete.
10893 2004-01-12 Zack Weinberg <zack@codesourcery.com>
10896 * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
10897 oldtype is set, set *newtypep or *oldtypep too. Do not set
10898 them at the very end.
10899 (validate_proto_after_old_defn): Restructure for comprehensibility;
10900 make error messages clearer.
10902 2004-01-12 Zack Weinberg <zack@codesourcery.com>
10904 * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
10905 (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
10906 * varray.c: No need to prototype error.
10907 (varray_check_failed): Wrap long string onto two lines.
10908 (varray_underflow): New function.
10910 2004-01-13 Steven Bosscher <stevenb@suse.de>
10913 * function.h (struct function): Kill `name' field.
10914 (current_function_name): Make it an extern function.
10915 * function.c (current_function_name): New function.
10916 * graph.c: Update all uses of current_function_name.
10917 * gcse.c: Likewise.
10918 * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
10919 config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
10920 * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
10921 instead of a strcmp with "main".
10923 2004-01-13 Jan Hubicka <jh@suse.cz>
10925 * c-decl.c (diagnose_mismatched_decls): Fix warning calls.
10927 * cgraphunit.c (cgraph_optimize_function): Always do
10928 optimize_inline_calls when there is always_inline callee.
10929 (cgraph_decide_inlining): Fix formating.
10930 * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
10932 (expand_call_inline): Likewise.
10933 * toplev.h (sorry): Fix prototype.
10935 2004-01-12 Roger Sayle <roger@eyesopen.com>
10937 * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
10938 conditional jumps that drop through to unconditional jumps or the
10939 end of the sequence.
10941 2004-01-13 Jan Hubicka <jh@suse.cz>
10943 * alias.c (new_alias_set): Construct the alias_set varray.
10944 (init_alias_once): Don't do it here.
10946 2004-01-12 Marc Espie <espie@openbsd.org>
10948 * system.h: handle YYBYACC like YYBISON.
10950 2004-01-12 Jonathan Merriman <jonm@dualitymedia.com>
10953 * config.gcc: No longer includes conflicting header sparc/sol2.h when
10954 building on sparc64-*-openbsd*.
10956 2004-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10959 * dbxout.c (dbxout_type): Protected inheritance is not
10960 private but protected.
10962 2004-01-12 Richard Sandiford <rsandifo@redhat.com>
10964 * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
10966 2004-01-12 Kazu Hirata <kazu@cs.umass.edu>
10968 PR optimization/12508.
10969 * combine.c (try_combine): Remove a dead set in a parallel
10970 even if its destination is a subreg.
10973 2003-06-03 Kazu Hirata <kazu@cs.umass.edu>
10974 * combine.c (simplify_set): Don't move a subreg in SET_SRC to
10975 SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
10977 2004-01-12 Geoffrey Keating <geoffk@apple.com>
10979 * real.c: Update copyright date.
10980 * emit-rtl.c: Likewise.
10982 * dwarf2out.c: Likewise.
10983 * config/rs6000/darwin-ldouble.c: Likewise.
10984 * config/rs6000/rs6000.md: Likewise.
10986 2004-01-12 David Edelsohn <edelsohn@gnu.org>
10988 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
10989 TFmode to SImode libfuncs.
10991 2004-01-12 Roger Sayle <roger@eyesopen.com>
10993 PR middle-end/11397
10994 * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
10996 2004-01-12 Jan Hubicka <jh@suse.cz>
10999 * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
11003 * cfgcleanup.c (label_is_jump_target_p): Move to...
11004 * rtlanal.c (label_is_jump_target_p): ... here.
11005 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Fix redirecting of fallthru
11006 edges unified with branch edges.
11008 2004-01-12 Richard Earnshaw <rearnsha@arm.com>
11010 * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
11011 high word of an integral CONST_DOUBLE.
11013 2004-01-12 Paul Brook <paul@codesourcery.com>
11015 * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
11017 2004-01-12 J"orn Rennecke <joern.rennecke@superh.com>
11020 * sh-protos.h (check_use_sfunc_addr): Declare.
11021 * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
11022 * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
11024 2004-01-12 Jan Hubicka <jh@suse.cz>
11026 * alias.c: Invlude varray.h
11027 (alias_sets): Turn into varray.
11028 (get_alias_set_entry): Use VARRAY; mark inline.
11029 (mems_in_disjoint_alias_sets_p): Mark inline.
11030 (record_alias_subset): Use varray.
11031 (init_alias_once): Initialize varray.
11032 (new_alias_set): Grow array.
11033 * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
11035 2004-01-12 Jan Hubicka <jh@suse.cz>
11037 Partial fix for PR opt/10776 II
11038 * cselib.c: Include params.h
11039 (cselib_invalidate_mem): Limit amount of nonconflicting memory
11041 * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
11042 * Makefile.in (cselib.o): Depend on params.h
11044 2004-01-12 Richard Sandiford <rsandifo@redhat.com>
11046 * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
11047 simplify_unary_operation if the operand has a known mode.
11049 2004-01-12 Hartmut Penner <hpenner@de.ibm.com>
11052 * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
11053 predicate to handle 'ld' conform addresses.
11054 * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
11056 (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
11057 are memory contraints.
11058 * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
11060 * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
11061 Change 'o' to 'Y' constraint.
11062 (*movdf_softfloat64): Ditto.
11064 2004-01-12 Bernardo Innocenti <bernie@develer.com>
11066 * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
11067 brace-enclosed syntax in all C output statements.
11069 2004-01-12 David Edelsohn <edelsohn@gnu.org>
11072 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
11073 Objective-C language type value is 14.
11075 2004-01-12 Markus F.X.J. Oberhumer <markus@oberhumer.com>
11078 * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
11079 `int' in a number of places to make sure we always have a SImode
11080 and not a HImode. Add a 'L' suffix to a number of constants.
11082 2004-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11084 * pa.c: Don't include obstack.h.
11086 * pa.md: Correct constraint in pattern for loading PIC label address.
11088 2004-01-11 Kaz Kojima <kkojima@gcc.gnu.org>
11090 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
11093 2004-01-11 Steven Bosscher <stevenb@suse.de>
11096 * toplev.c (rest_of_handle_inline): Also consider functions
11097 for deferral if the language is GNU F77.
11099 2004-01-11 Zack Weinberg <zack@codesourcery.com>
11101 * c-decl.c (diagnose_arglist_conflict): Add missing space to
11102 diagnostic messages.
11104 2004-01-11 Jakub Jelinek <jakub@redhat.com>
11106 PR middle-end/13392
11107 * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
11108 to drop through label. Don't fall back to SCC even when conditional
11109 jump has not been found.
11111 2004-01-11 Jan Hubicka <jh@suse.cz>
11113 * invoke.texi: Fix syntax error in previous patch.
11115 Partial fix for PR opt/10776
11116 * Makefile.in (reload.o): Include param.h
11117 * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
11118 * reload.c: Include params.h.
11119 (find_equiv_reg): Work limiting check.
11120 * invoke.texi: Document.
11122 2004-01-11 Richard Sandiford <rsandifo@redhat.com>
11124 * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
11125 out-of-bounds accesses to string constants. Simplify mips16
11128 2004-01-11 Richard Sandiford <rsandifo@redhat.com>
11130 PR optimization/13469
11131 * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
11132 reload_cse_regs (-fnon-call-exceptions only).
11134 2004-01-11 Kazu Hirata <kazu@cs.umass.edu>
11136 * config/mcore/lib1.asm: Fix comment formatting.
11137 * config/mcore/mcore-elf.h: Likewise.
11138 * config/mcore/mcore.c: Likewise.
11139 * config/mcore/mcore.h: Likewise.
11140 * config/mcore/mcore.md: Likewise.
11142 2004-01-10 Zack Weinberg <zack@codesourcery.com>
11144 * c-decl.c (duplicate_decls): Break apart into...
11145 (diagnose_arglist_conflict, validate_proto_after_old_defn)
11146 (locate_old_defn, diagnose_mismatched_decls, merge_decls):
11147 ... these new functions. Restructure for comprehensibility.
11148 Remove various archaic special cases. Always report the
11149 location of the previous declaration when a diagnostic is issued.
11150 (redeclaration_error_message): Fold into diagnose_mismatched_decls.
11151 (match_builtin_function_types): Delete unnecessary forward declaration.
11153 2004-01-10 Zack Weinberg <zack@codesourcery.com>
11155 * genautomata.c (make_automaton, NDFA_to_DFA):
11156 Print progress bars with '.' characters instead of '*'.
11157 (build_automaton): Change notes to match.
11159 2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
11161 * config/m32r/m32r.md: Use define_constants for unspec and
11164 2004-01-10 Jan Hubicka <jh@suse.cz>
11167 * expr.c (expand_expr_real): More curefully expand union casts.
11169 2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
11171 * config/m32r/m32r.md (flush_icache): Use 1 for
11174 2004-01-10 David Edelsohn <edelsohn@gnu.org>
11175 James E Wilson <wilson@specifixinc.com>
11178 * dbxout.c (dbxout_symbol): Remove initialization of
11179 current_sym_code, current_sym_value, and current_sym_addr.
11180 (dbxout_symbol_location): Same.
11181 (dbxout_prepare_symbol): Zero current_sym_code,
11182 current_sym_value, and current_sym_addr.
11184 2004-01-10 Richard Sandiford <rsandifo@redhat.com>
11186 * tree.c (get_unwidened): Reorder conditions so that the null pointer
11187 check is done first.
11189 2004-01-09 Eric Christopher <echristo@redhat.com>
11191 * toplev.c (rest_of_handle_cfg): Add reg_scan pass
11192 if we're running mark_constant_function.
11194 2004-01-09 Jeff Bailey <jbailey@nisa.net>
11197 * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
11199 2004-01-09 Andrew Pinski <pinskia@physics.uc.edu>
11202 * dbxout.c (dbxout_type_fields): Return if any item is
11203 error_mark_node or the type is error_mark_node.
11205 2004-01-09 Geoffrey Keating <geoffk@apple.com>
11207 * config/rs6000/darwin-ldouble.c: Add big comment explaining
11208 exactly what is expected as a 'long double'.
11209 (_xlqadd): When a value to be returned is representable as a
11210 'double', just return it directly, do not construct it using a union.
11211 Also, correct final fixup.
11212 (_xlqmul): Likewise.
11213 (_xlqdiv): Likewise.
11214 * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
11216 * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
11218 2004-01-09 Richard Henderson <rth@redhat.com>
11220 * recog.c (constrain_operands): Validate mem operands.
11222 2004-01-09 James E Wilson <wilson@specifixinc.com>
11224 * gcc.c (init_spec): Remove -lunwind from shared case.
11225 * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
11227 2004-01-09 Steve Ellcey <sje@cup.hp.com>
11229 * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
11230 * configure: Regenerate
11232 2004-01-09 Joseph S. Myers <jsm@polyomino.org.uk>
11235 * c-typeck.c (build_c_cast): If pedantic, warn for conversions
11236 between function and object pointers.
11237 (digest_init): When comparing a pointer to function type to the
11238 target type, only apply TREE_TYPE once to the pointer to function
11240 * except.c (for_each_eh_label_1): Treat data as a pointer to a
11241 function pointer rather than casting it to a function pointer.
11242 (for_each_eh_label): Update caller.
11243 * recog.h (struct insn_data): Use a struct or union for output.
11244 * genoutput.c (output_insn_data): Update.
11245 * final.c (get_insn_template): Update.
11247 2004-01-09 Mark Mitchell <mark@codesourcery.com>
11249 * expr.h (expand_expr): Make it a macro, not a function.
11250 (expand_expr_real): New function.
11251 * expr.c (store_expr): Adjust logic for deciding whether or not to
11252 copy the value returned by expand_expr.
11253 (expand_expr): Rename to ...
11254 (expand_expr_real): ... this. Add alt_rtl parameter. Adjust
11255 calls to language hooks.
11256 * c-common.h (c_expand_expr): Adjust prototype.
11257 * c-common.c (c_expand_expr): Add alt_rtl parameter.
11258 * langhooks-def.h (lhd_expand_expr): Change prototype.
11259 * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
11260 * langhooks.h (lang_hooks): Change type of expand_expr.
11261 * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
11262 (last_expr_alt_rtl): Likewise.
11263 (expand_expr_stmt_value): Set last_expr_alt_rtl.
11264 (clear_last_expr): Clear it.
11265 (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
11266 (expand_end_bindings): Save and restor last_expr_alt_rtl.
11267 * tree.def (RTL_EXPR): Give it an additional operand.
11268 * tree.h (RTL_EXPR_ALT_RTL): New macro.
11270 2004-01-09 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11272 * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
11273 * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
11275 2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
11278 * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
11279 or (ne:SI (reg:CC 17) (const_int 0)).
11280 Be specific about modes wherever possible.
11282 2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
11284 * config/m32r/m32r.c (m32r_expand_block_move): Call
11285 gen_movestrsi_internal with two more arguments.
11286 (m32r_output_block_move): Adjust operand numbers.
11287 Properly update the source and destination pointers.
11288 * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
11289 'r+'. Change the set detinations to match_operand.
11291 2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
11293 * final.c (FIRST_INSN_ADDRESS): Remove.
11294 (shorten_branches): Don't use FIRST_INSN_ADDRESS.
11295 * system.h (FIRST_INSN_ADDRESS): Poison.
11296 * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
11297 * config/m32r/m32r-protos.h: Remove the prototype for
11298 m32r_first_insn_address.
11299 * config/m32r/m32r.c (m32r_first_insn_address): Remove.
11300 * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
11301 * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
11303 2004-01-09 J. Brobecker <brobecker@gnat.com>
11305 * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
11307 (is_ada_subrange_type): DIEs for enumeration subtypes should be
11308 emitted as subrange types too.
11309 (subrange_type_die): Add handling of enumeration subtypes.
11311 2004-01-08 Richard Henderson <rth@redhat.com>
11314 Revert: Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
11315 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
11316 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
11317 (ix86_address_cost): Be prepared for SUBREGed registers.
11318 (legitimate_address_p): Accept SUBREGed registers.
11320 2004-01-08 Kelley Cook <kcook@gcc.gnu.org>
11322 * Makefile.in: Rename configure.in to configure.ac
11323 * doc/sourcebuild.texi: Likewise.
11324 * configure: Regenerate.
11325 * config.in: Regenerate.
11327 2004-01-08 Stuart Hastings <stuart@apple.com>
11329 * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
11331 2004-01-08 Jan Hubicka <jh@suse.cz>
11333 * cgraphunit.c (cgraph_decide_inlining): Fix typo.
11335 2004-01-08 Geoffrey Keating <geoffk@apple.com>
11337 * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
11338 (UNSPEC_FIX_TRUNC_TF): New constant.
11339 (movtf_internal): Make splitter active only when insn is active.
11340 (extenddftf2): Rewrite to properly load zero into low part.
11341 (extenddftf2_internal): New.
11342 (extendsftf2): Rewrite.
11343 (truncdftf2): Correct length.
11344 (floatditf2): Delete.
11345 (fix_trunc_helper): New.
11346 (fix_trunctfdi2): Use fix_trunc_helper.
11347 (fix_trunctfsi2): Likewise.fix_trunc
11348 (fix_trunctfsi2_internal): New.
11350 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
11351 addresses are legitimate on Darwin even when flag_pic.
11352 (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
11353 non-offsettable addresses for loads of TFmode constants.
11355 2004-01-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11357 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
11358 variables in the appropriate bss section.
11360 2004-01-09 Alan Modra <amodra@bigpond.net.au>
11362 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
11363 target_flags has MASK_POWERPC64 when -m64.
11364 * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
11365 to 620, 630, power3, power4 and rs64a entries.
11366 * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
11368 2004-01-08 Richard Sandiford <rsandifo@redhat.com>
11370 * simplify-rtx.c (simplify_immed_subreg): Fix construction of
11371 floating-point constants.
11373 2004-01-08 J. Brobecker <brobecker@gnat.com>
11375 * dwarf2out.c (subrange_type_die): Add context_die parameter.
11376 Create the subrange_type DIE using the given context DIE.
11377 (modified_type_die): Update call to subrange_type_die.
11379 2004-01-08 Zack Weinberg <zack@codesourcery.com>
11381 * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
11382 Add multiple-include guard.
11384 2004-01-08 Hartmut Penner <hpenner@de.ibm.com>
11386 * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
11387 all vector constant loadable by vsplt*.
11388 (output_vec_const_move): Likewise.
11390 2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
11393 * c-typeck.c (comptypes): Only treat enumerated types in the same
11394 translation unit as compatible with each other when they are the
11396 * doc/extend.texi: Update.
11398 2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
11401 * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
11402 array type from the array element type.
11404 2004-01-07 Alan Modra <amodra@bigpond.net.au>
11406 * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
11407 * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
11408 * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
11409 (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
11410 * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
11412 2004-01-06 Eric Christopher <echristo@redhat.com>
11414 * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
11415 (DWARF2_DEBUGGING_INFO): Define.
11416 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
11417 * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
11418 * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
11420 (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
11421 * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
11422 * config/mips/iris5gas.h: Ditto.
11423 (DBX_DEBUGGING_INFO): Remove.
11424 (DWARF2_DEBUGGING_INFO): Ditto.
11425 (MIPS_DEBUGGING_INFO): Ditto.
11426 (PREFERRED_DEBUGGING_TYPE): Ditto.
11427 * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
11428 (PREFERRED_DEBUGGING_TYPE): Ditto.
11429 (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
11430 * config/mips/elf64.h: Ditto.
11432 2004-01-06 Jan Hubicka <jh@suse.cz>
11434 * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
11435 (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
11437 2004-01-06 Geoffrey Keating <geoffk@apple.com>
11439 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
11440 (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
11441 * config/rs6000/darwin-ldouble.c: New.
11443 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
11445 (constant_subword): Delete.
11446 * rtl.h (constant_subword): Delete prototype.
11447 (immed_double_const): Is not in varasm.c.
11448 * simplify-rtx.c (simplify_immed_subreg): New.
11449 (simplify_subreg): Use simplify_immed_subreg.
11451 * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
11452 than trying to generate RTL directly.
11453 (fix_trunctfsi2): Use expand_fix rather than trying to generate
11456 * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
11458 2004-01-06 David Edelsohn <edelsohn@gnu.org>
11460 * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
11461 function into a separate macro.
11462 (read_only_data_section): Add void argument.
11463 (private_data_section): Same.
11464 (read_only_private_data_section): Same.
11465 (toc_section): Same.
11467 2004-01-06 Jan Hubicka <jh@suse.cz>
11469 * invoke.texi: Remove typo in last change.
11472 * config.gcc: Accept opteron and athlon-64 as variants
11474 * i386.c (override_options): Likewise.
11475 * invoke.texi (i386 -mtune): Expand documentation.
11477 2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
11479 * alias.c: Fix comment typos.
11480 * builtins.c: Likewise.
11483 * dominance.c: Likewise.
11484 * dwarf2out.c: Likewise.
11485 * emit-rtl.c: Likewise.
11486 * expr.c: Likewise.
11487 * final.c: Likewise.
11488 * fold-const.c: Likewise.
11489 * gcse.c: Likewise.
11490 * genattrtab.c: Likewise.
11491 * genrecog.c: Likewise.
11492 * gensupport.c: Likewise.
11493 * ggc-zone.c: Likewise.
11494 * integrate.c: Likewise.
11495 * local-alloc.c: Likewise.
11496 * loop.c: Likewise.
11497 * recog.c: Likewise.
11498 * regmove.c: Likewise.
11499 * reg-stack.c: Likewise.
11500 * reorg.c: Likewise.
11501 * rtlanal.c: Likewise.
11503 * sched-ebb.c: Likewise.
11504 * simplify-rtx.c: Likewise.
11505 * toplev.c: Likewise.
11506 * varasm.c: Likewise.
11508 2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
11510 * doc/install.texi: Fix typos.
11511 * doc/invoke.texi: Likewise.
11512 * doc/md.texi: Likewise.
11514 2004-01-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11516 * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
11518 2004-01-06 Jan Hubicka <jh@suse.cz>
11520 * i386.c (init_cumulative_args): Add handling of MMX_REGPARM.
11521 (function_arg_advance): Do not pass aggregates in SSE; deal handling
11523 (function_arg): Add new warnings about ABI changes; fix SSE_REGPARM;
11525 * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
11526 (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
11527 (MMX_REGPARM_MAX): Similarly for -mmmx.
11529 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11531 * config/sh/linux.h: Fix comment formatting.
11532 * config/sh/netbsd-elf.h: Likewise.
11533 * config/sh/sh.c: Likewise.
11534 * config/sh/sh.h: Likewise.
11535 * config/sh/vxworks.h: Likewise.
11537 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11539 * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
11540 * toplev.c (output_file_directive): Don't use
11541 ASM_OUTPUT_MAIN_SOURCE_FILENAME.
11543 2004-01-05 Steven Bosscher <s.bosscher@student.tudelft.nl>
11545 * toplev.c: Fix broken checkin of 2003-12-30.
11547 2004-01-05 Daniel Berlin <dberlin@dberlin.org>
11549 * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
11550 (USING_MMAP): We don't support non-mmap.
11551 (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
11553 (struct page_entry): Remove bytes_free.
11554 (struct page_table_chain): Remove.
11555 (struct globals): Remove page_table member.
11556 (loookup_page_table_entry): Function deleted.
11557 (set_page_table_entry): Ditto.
11558 (ggc_allocated_p): No longer need page table lookups.
11559 (ggc_marked_p): Ditto.
11560 (alloc_small_page): Don't care about bytes_free anymore.
11561 (alloc_large_page): Round up size.
11562 (ggc_alloc_zone_1): Mark large objects as such, and calculate
11563 their size the new way.
11564 Remove page table lookups and setting.
11565 (ggc_get_size): Calculate large object size the new way.
11566 (sweep_pages): Redo to account for fact that we no longer have
11568 (ggc_collect): No longer need to reincrement bytes_free.
11569 (ggc_pch_alloc_object): Handle new large objects properly.
11570 (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
11572 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11574 * doc/invoke.texi: Remove a page break.
11576 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11578 * config/avr/avr.c (avr_output_function_prologue): Remove an
11579 extra pair of curly braces.
11581 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11583 * config/mn10300/mn10300.c: Fix comment formatting.
11584 * config/mn10300/mn10300.h: Likewise.
11586 2004-01-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11588 * tree.h: Update documentation on nothrow_flag.
11589 * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
11592 2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
11594 * doc/invoke.texi: Remove traces of dead ports.
11596 2004-01-05 Richard Sandiford <rsandifo@redhat.com>
11598 * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
11601 2004-01-05 Richard Sandiford <rsandifo@redhat.com>
11604 * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
11606 * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
11607 (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
11608 string constants if TARGET_MIPS16. Use SYMBOL_REF_DECL to check
11609 the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
11610 (mips_symbol_insns): Don't trust the local/global classification.
11611 (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
11612 (override_options): Make -mabicalls -fno-unit-at-a-time imply
11613 -mno-explicit-relocs.
11614 (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
11615 between local and global symbols.
11617 2004-01-05 Richard Sandiford <rsandifo@redhat.com>
11619 * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
11620 (mips_preferred_reload_class): Declare.
11621 * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
11622 (EXTRA_CONSTRAINT): Update accordingly.
11623 (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
11624 * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
11625 (mips_preferred_reload_class): New function. Prefer LEA_REGS if
11626 mips_dangerous_for_la25_p.
11627 (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
11628 if mips_dangerous_for_la25_p.
11630 2004-01-05 Bernardo Innocenti <bernie@develer.com>
11632 * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
11635 2004-01-04 Nathanael Nerode <neroden@gcc.gnu.org>
11637 * configure.ac: Use AC_PROG_CPP_WERROR.
11638 * configure: Regenerate.
11640 2004-01-04 Zack Weinberg <zack@codesourcery.com>
11642 * .cvsignore: Add autom4te.cache.
11644 2004-01-04 Richard Sandiford <rsandifo@redhat.com>
11646 * doc/invoke.texi: Revamp documentation of MIPS options. Remove
11647 -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
11648 -m4650, -mfix7000 and -(m)no-crt0. Put endianness options first,
11649 then architecture options, then ABI options. General rewording.
11651 2004-01-04 Joseph S. Myers <jsm@polyomino.org.uk>
11654 * doc/extend.texi: Clarify definition of malloc attribute.
11656 2004-01-04 Jan Hubicka <jh@suse.cz>
11658 * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
11659 * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
11660 * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
11661 (cgraph_inline_p): Add extra argument reason.
11662 * cgraphunit.c: Minor formating fixes.
11663 cgraph_first_inlined_callee): New functions.
11664 (record_call_1): Record builtins too.
11665 (cgraph_analyze_function): Update inline_failed messages.
11666 (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
11667 cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
11668 (cgraph_check_inline_limits): Likewise; Add argument reason.
11669 (cgraph_set_inline_failed): New static function.
11670 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
11672 (cgraph_inline_p): Add new argument reason.
11673 * tree-inline.c (expand_call_inline): Update warning.
11675 2004-01-03 Nathanael Nerode <neroden@gcc.gnu.org>
11677 * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
11678 with modern equivalents.
11679 * configure: Regenerate.
11681 * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
11682 * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
11683 * configure: Regenerate.
11685 * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
11687 * configure.in: Rename to configure.ac.
11688 * configure.ac: Renamed from configure.in; make minimum necessary
11689 changes for autoconf 2.5x.
11690 * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
11691 * configure: Regenerate with autoconf 2.57.
11693 2004-01-03 Kazu Hirata <kazu@cs.umass.edu>
11695 * config/mips/linux.h: Fix comment formatting.
11696 * config/mips/mips.c: Likewise.
11697 * config/mips/mips.h: Likewise.
11698 * config/mips/mips.md: Likewise.
11699 * config/mips/netbsd.h: Likewise.
11700 * config/mips/windiss.h: Likewise.
11702 2004-01-02 Richard Henderson <rth@redhat.com>
11704 * config/i386/i386.md (fp constant pool splitter): Reorg suppression
11705 for sse and 387; add suppression for mmx.
11707 2004-01-02 Andrew Pinski <pinskia@physics.uc.edu>
11709 * loop.c (loop_optimize): Free all loops_info's mems.
11711 * c-typeck.c (finish_init): Free spelling_base before
11714 * cfgloop.c (flow_loops_find): Always free the sbitmap
11717 * predict.c (estimate_probability): Free bbs after being
11720 2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
11722 * config/mn10300/mn10300.h (PREDICATE_CODES): Add
11723 const_8bit_operand and call_address_operand.
11725 2004-01-02 Jan Hubicka <jh@suse.cz>
11727 * cgraphunit.c (cgraph_optimize_function): Call optimize_inline_calls
11728 when there is nothing to inline but warnings are requested.
11729 (cgraph_decide_inlining): Fix memory leak.
11731 2004-01-02 Jan Hubicka <jh@suse.cz>
11733 * expr.c (store_constructor): Fix pasto in previous patch.
11735 2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
11737 * config/i386/cygming.h: Fix comment formatting.
11738 * config/i386/djgpp.h: Likewise.
11739 * config/i386/gthr-win32.c: Likewise.
11740 * config/i386/i386-interix.h: Likewise.
11741 * config/i386/i386.c: Likewise.
11742 * config/i386/i386.h: Likewise.
11743 * config/i386/openbsd.h: Likewise.
11744 * config/i386/winnt.c: Likewise.
11745 * config/i386/xm-mingw32.h: Likewise.
11747 2004-01-02 Joseph S. Myers <jsm@polyomino.org.uk>
11749 * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
11750 copyright and last modification dates.
11752 2004-01-02 Andreas Jaeger <aj@suse.de>, Gerald Pfeifer <gp@suse.de>
11754 * doc/install.texi (Specific): Mention x86_64.
11756 2004-01-01 Hans-Peter Nilsson <hp@bitrange.com>
11758 * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
11759 Call force_operand on plus_constant result.
11761 2004-01-01 Jan Hubicka <jh@suse.cz>
11763 * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
11764 * expr.c (store_constructor): Use vec_init pattern.
11765 * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
11766 * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
11767 (vec_set_optab, vec_extract_optab, vec_init_optab): New.
11768 * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
11770 (sse2_unpc?pd): Fix pattern.
11771 (sse2_movlpd): Kill.
11772 (sse2_movsd): Deal with movlpd too.
11773 * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
11774 (ix86_expand_vector_init): New.
11775 * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
11776 * md.texi (vec_set, vec_extract): Document
11778 2003-12-31 Jan Hubicka <jh@suse.cz>
11781 * recog.c (validate_replace_rtx_1): Take care for RTL sharing inside
11785 * toplev.c (dump_file_index): Reorder ce3 and bbro.
11786 (dump_file): Likewise.
11787 (rest_of_compilation): Likewise.
11790 * cgraph.c (cgraph_function_possibly_inlined): Even with
11791 flag_really_no_inline we inline always_inline functions.
11792 * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
11793 for non-always_inline functions when there is flag_really_no_inline.
11794 (cgraph_decide_inlining): Limit work done when not inlining.
11795 (cgraph_decide_inlining_incrementally): Likewise.
11796 (cgraph_optimize_function): Check whether something got inlined.
11797 * c-objc-common.c (c_disregard_inline_limits): Do not always inline
11798 extern inline functions when not inlining.
11800 * opts.c (decode_options): Disable crossjumping at -O1
11801 * invoke.texi (-O1): Document change.
11803 See ChangeLog.10 for earlier changes.