1 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppfiles.c (stack_include_file): Don't handle -H here.
4 * cppinit.c (cpp_start_read): Set include tracing after
5 cpp_post_options and after stacking the main file.
6 * line-map.c (trace_include): New.
7 (init_line_maps, add_line_map): Update.
8 * line-map.h (struct line_maps): New member trace_includes.
10 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
12 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
13 * cppfiles.c (stack_include_file): Only stack a file if there
14 is something to do. Return a boolean indicating whether a
15 buffer was stacked or not.
16 (_cpp_execute_include): Similarly.
17 (_cpp_read_file): Similarly.
18 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
20 2001-08-21 Sam Steingold <sds@gnu.org>
22 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
23 (RECACHE): keep obufp_before_macroname up to date
25 2001-08-21 Zack Weinberg <zackw@panix.com>
27 * stmt.c: Don't include insn-codes.h.
28 (expand_end_case): Machine specific logic moved to expr.c.
29 No need to worry about __builtin_classify_type.
30 (check_for_full_enumeration_handling, emit_case_nodes):
33 * builtins.o (expand_builtin_classify_type): Split up so code
34 can be shared with fold_builtin_classify_type.
35 (type_to_class, fold_builtin_classify_type): New functions.
36 (fold_builtins): Handle __builtin_classify_type.
38 * expr.c (do_tablejump): Now static.
39 (case_values_threshold, try_casesi, try_tablejump): New;
40 code mostly from stmt.c (expand_end_case).
41 (expr.h): Update prototypes.
43 * Makefile.in (stmt.o): Update dependencies.
45 2001-08-21 Will Cohen <wcohen@redhat.com>
47 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
48 declaration of variable i.
49 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
50 declaration of variable i.
52 2001-08-21 Richard Henderson <rth@redhat.com>
54 * crtstuff.c: Fix thinko last change. Move list tails to start
55 of CRT_END section. Tidy ifdefs.
56 (__EH_FRAME_BEGIN__): Always static for ELF.
57 (__do_global_ctors_1): Rename from __frame_dummy.
58 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
59 name change; don't hide __EH_FRAME_BEGIN__.
61 2001-08-21 Richard Henderson <rth@redhat.com>
63 * gdbinit.in: Move break on exit after break on fancy_abort.
65 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
68 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
70 * cpphash.h (_cpp_push_next_buffer): New.
71 * cppinit.c (do_includes): Remove.
72 (push_include, free_chain, _cpp_push_next_buffer): New.
73 (cpp_start_read): Use them to rework command line option handling.
74 (cpp_handle_option): Combine handling of -include and -imacros.
75 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
76 appropriate. Always insert missing \n at EOF.
77 * cpplib.c (start_directive): Get the directive position right.
78 * cppmain.c (cb_file_change): Always print the first line, unless
81 2001-08-20 Andreas Jaeger <aj@suse.de>
83 * profile.c (compute_branch_probabilities): Remove extra new-line
85 * flow.c (verify_flow_info): Likewise.
87 2001-08-20 Diego Novillo <dnovillo@redhat.com>
89 * basic-block.h (basic_block): Add new field 'flags'.
90 (BB_REACHABLE): Define.
91 (expunge_block): Declare.
92 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
93 (EXIT_BLOCK_PTR): Ditto.
94 (expunge_block): Remove static declaration.
95 (cleanup_cfg): Clear bb->aux on every basic block.
96 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
97 computing reachability.
98 (delete_unreachable_blocks): Delete block b if b->flags has
101 2001-08-20 Diego Novillo <dnovillo@redhat.com>
103 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
105 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
107 * sparc.c (sparc_variable_issue): Fix typo in last change.
109 2001-08-20 Richard Henderson <rth@redhat.com>
111 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
113 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
115 * pa.h (RETURN_IN_MEMORY): Improve comment.
117 2001-08-20 Janis Johnson <janis187@us.ibm.com>
119 * doc/invoke.texi (Profiling options): Clarify the interactions
120 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
122 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
124 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
127 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
129 * gcc.c (make_relative_prefix): Allocate a sufficiently large
132 2001-08-20 Richard Henderson <rth@redhat.com>
134 * final.c (end_final): Fix typo last change.
136 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
138 * cppinit.c (init_standard_includes): The returned buffer
139 is already malloc-ed.
140 * gcc.c (add_prefix): Similarly.
141 * prefix.c (translate_name): Update to support clear buffer
143 (update_path): Similarly. Be sure to free any newly allocated
144 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
146 * prefix.h (update_path): Update prototype and document.
147 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
148 up and update to new buffer ownership rules.
149 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
151 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
153 * final.c (compute_alignments): New function.
154 (init_insn_lengths): Do not care label_align.
155 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
156 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
157 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
158 (shorted_branches): Realloc label_align array; do
159 not call init_insn_lengths; Do not care about loop alignments.
160 * output.h (compute_alignments): Declare.
161 * toplev.c (rest_of_compilation): Call compute_alignments.
162 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
164 * predict.c (block_info_def): Add npredecesors, remove nvisited;
165 change visited to tovisit.
166 (propagate_freq): Use faster traversing algorithm.
167 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
168 to tovisit; reverse meaning.
170 * predict.c (struct block_info_def): Remove nvisited.
171 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
172 (estimate_bb_frequencies): Call mark_dfs_back_edges.
174 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
176 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
177 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
178 (TARGET_FUSED_MADD): New.
179 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
180 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
181 the multiply-add instructions.
183 2001-08-19 Richard Henderson <rth@redhat.com>
185 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
186 is aligned to pointer size.
188 2001-08-19 Richard Henderson <rth@redhat.com>
190 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
191 display markers during final schedule.
193 2001-08-19 Richard Henderson <rth@redhat.com>
195 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
197 2001-08-19 Richard Henderson <rth@redhat.com>
199 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
201 (ASM_NAME_TO_STRING): Remove.
202 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
203 in the same string. Remove support for expressions.
205 2001-08-19 Richard Henderson <rth@redhat.com>
207 * config/i386/i386.md (tablejump): Make an expander; handle
208 pic relative addressing here.
209 (tablejump_1): Rename from tablejump_pic.
212 2001-08-19 Richard Henderson <rth@redhat.com>
214 * regclass.c (fix_register): Fix typo.
216 2001-08-18 Richard Henderson <rth@redhat.com>
218 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
219 (struct _Unwind_Context): Expand br_loc to hold it.
220 (uw_frame_state_for): Handle leaf functions better.
221 (uw_update_reg_address): Update for br_loc change.
223 2001-08-18 Richard Henderson <rth@redhat.com>
225 * crtstuff.c: Move list heads before code that uses them.
226 (__JCR_LIST__): Remove initial null.
227 (frame_dummy, __frame_dummy): Do java registration here ...
228 (__do_global_ctors_aux): ... not here.
230 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
231 (__do_global_dtors_aux): Update to match.
232 (__JCR_LIST__, __do_jv_register_classes): New.
234 * config/ia64/crtend.asm (__JCR_END__): New.
235 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
236 instead of an indirect LTOFF22 reloc.
238 2001-08-18 Richard Henderson <rth@redhat.com>
240 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
241 * regclass.c (init_reg_sets_1): Fix typo.
242 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
243 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
244 (ia64_compute_frame_size): Make ar.unat live when in use.
245 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
246 for ar.pfs; remove ar.unat handling.
247 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
249 (PREDICATE_CODES): Add ar_pfs_reg_operand.
250 * config/ia64/ia64-protos.h: Update decls.
251 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
252 (sibcall_pic): Likewise.
254 2001-08-18 Richard Henderson <rth@redhat.com>
256 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
257 pred_rel_mutex when searching for insn_group_barrier.
258 * config/ia64/ia64.md (cycle_display): Combine the expander
261 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
262 bit before asm as needed.
264 2001-08-18 Richard Henderson <rth@redhat.com>
266 * timevar.def (TV_MACH_DEP): New.
267 * toplev.c (rest_of_compilation): Use it.
268 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
270 2001-08-18 Zack Weinberg <zackw@panix.com>
272 * unwind-dw2.c (execute_stack_op): Add default aborts to
273 the inner switches to prevent warnings.
275 2001-08-18 Richard Henderson <rth@redhat.com>
277 * timevar.h (struct timevar_time_def): Change element type to float.
278 (ticks_to_msec, clocks_to_msec): Likewise.
279 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
280 (get_time): Likewise.
281 (timevar_print): Adjust zero check and printing to match.
283 2001-08-18 Zack Weinberg <zackw@panix.com>
285 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
286 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
287 Eliminate overfull or underfull hboxes.
289 2001-08-18 Zack Weinberg <zackw@panix.com>
291 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
293 2001-08-18 Zack Weinberg <zackw@panix.com>
295 * haifa-sched.c: Convert to target hooks. Macros replaced
296 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
297 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
298 MD_SCHED_FINISH, and HAVE_cycle_display.
299 * target-def.h (TARGET_SCHED_ADJUST_COST,
300 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
301 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
302 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
303 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
304 New hook #defines to be overridden.
305 (TARGET_SCHED): Bring them all together.
306 (TARGET_INITIALIZER): Update.
307 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
308 instead of 'struct rtx_def *' throughout.
309 (struct sched): New set of hooks for the scheduler.
310 * Makefile.in (haifa-sched.o): Depend on target.h.
311 * doc/tm.texi: Document the new scheduler hooks, together in
312 their own section, instead of scattered around.
313 Fix a bunch of underfull/overfull hboxes.
315 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
316 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
317 sparc.h: Don't define any of the old scheduler macros.
319 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
320 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
321 sparc.c: Create hook functions from code extracted from
322 corresponding target header, or make existing hooks static, as
323 appropriate. Set the appropriate entries in targetm.
325 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
326 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
327 rs6000-protos.h, s390-protos.h, sparc-protos.h:
328 Remove prototypes for functions which are now static.
330 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
331 related gunk; the Haifa scheduler is now the only choice.
333 2001-08-18 Zack Weinberg <zackw@panix.com>
335 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
336 * genopinit.c: Put floating point divide insns in sdiv_optab.
337 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
338 * config/gofast.h, config/c4x/c4x.h,
339 config/ia64/hpux_longdouble.h, config/mips/mips.h,
340 config/pa/long_double.h, config/rs6000/sysv4.h,
341 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
342 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
343 (init_optabs): Use init_optabv for overflow-trapping optabs.
344 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
345 cmp_optab RTX codes so have_insn_for can find them.
347 * optabs.c (expand_simple_binop, expand_simple_unop,
348 have_insn_for, gen_sub3_insn): New interfaces.
349 * expr.h: Prototype new functions.
350 (enum optab_methods): Move here from optabs.h.
352 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
353 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
354 Use new functions instead of working directly with optabs.
355 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
356 unroll.c: Don't include optabs.h.
357 * caller-save.c, combine.c, function.c, stmt.c: Just include
358 insn-codes.h, not optabs.h.
359 * Makefile.in: Update dependencies.
361 * combine.c (make_compound_operation, simplify_comparison):
362 Fix typos testing for this or that instruction.
364 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
366 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
369 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
371 * except.c (TYPE_HASH): Delete.
373 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
376 * tree.c (TYPE_HASH): Delete.
378 * tree.h (TYPE_HASH): Define.
380 2001-08-18 Graham Stott <grahams@redhat.com>
382 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
384 (adddi3_internal_2+2): Likewise.
385 (eh_set_lr_di+1): Likewise.
387 2001-08-17 Richard Henderson <rth@redhat.com>
389 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
390 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
391 * dwarf2asm.c: ... here.
392 * dwarfout.c: Remove them.
394 * varasm.c (assemble_integer): Add align parameter.
395 (assemble_real, output_constant, output_constructor): Likewise.
396 * output.h: Update decls.
397 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
398 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
399 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
400 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
401 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
404 * final.c (end_final): Abort profile block generation if we
405 havn't layed it out properly.
406 * output.h (assemble_eh_integer): Remove stale decl.
407 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
409 (assemble_integer): Handle unaligned data.
410 (assemble_real): Abort on unaligned data.
411 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
413 (default_dtor_section_asm_out_destructor): Use assemble_align.
414 (default_named_section_asm_out_constructor): Likewise.
415 (default_ctor_section_asm_out_constructor): Likewise.
416 * config/darwin.c (machopic_asm_out_constructor): Likewise.
417 (machopic_asm_out_destructor): Likewise.
418 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
419 (nextstep_asm_out_destructor): Likewise.
420 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
421 (vms_asm_out_destructor): Likewise.
423 2001-08-17 Richard Henderson <rth@redhat.com>
425 * config/mips/iris6.h (TARGET_IRIX6): New.
426 (current_section_name, current_section_flags): New.
427 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
428 (MAX_OFILE_ALIGNMENT): New.
429 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
430 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
431 (copy_file_data): Split out from
432 (mips_asm_file_end): ... here.
433 (mips_asm_file_start): Remove extra .section directive. Use
434 tmpfile instead of mips_make_temp_file.
435 (mips_unique_section): Use const char * as needed for warnings.
436 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
437 re-add align parameter.
438 (iris6_asm_named_section): New.
439 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
440 (iris6_asm_output_align, iris6_section_align_1): New.
441 (iris6_asm_file_start, iris6_asm_file_end): New.
442 * config/mips/mips-protos.h: Update decls.
444 2001-08-17 Janis Johnson <janis187@us.ibm.com>
446 * doc/install.texi (Install GCC): Add links to build status pages.
448 (Final install): Ditto; request updates for specific info
450 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
452 * cpperror.c (print_location): Don't take a file name; use the
454 (_cpp_begin_message): Similarly.
455 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
456 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
457 (cpp_pedwarn_with_file_and_line): Remove.
458 * cppfiles.c (stack_include_file): Update; set filename to stdin
459 here when appropriate.
460 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
461 (_cpp_begin_message): Don't take a file name.
462 * cppinit.c: Add comment.
463 * cpplex.c: Fix end-of-directive indicator.
464 * cpplib.c: Don't include intl.h.
465 (run_directive, do_diagnostic): Update.
466 (do_line): Update to not use nominal_fname.
467 (cpp_push_buffer): Don't take a filename.
468 * cpplib.h (struct ht): Remove.
469 (cpp_push_buffer): Don't take a filename.
470 (cpp_pedwarn_with_file_and_line): Remove.
471 * cppmacro.c (struct cpp_macro): Remove file.
472 (builtin_macro): Update.
473 (_cpp_create_definition): Update.
474 * cppmain.c: Correct comment.
475 * fix-header.c (read_scan_file): Update.
477 2001-08-17 Kazu Hirata <kazu@hxi.com>
479 * sbitmap.c: Fix comment formatting.
480 * sched-deps.c: Likewise.
481 * sibcall.c: Likewise.
482 * simplify-rtx.c: Likewise.
484 * ssa-ccp.c: Likewise.
485 * stor-layout.c: Likewise.
486 * timevar.c: Likewise.
487 * toplev.c: Likewise.
488 * unwind-dw2.c: Likewise.
489 * unwind-dw2-fde.c: Likewise.
490 * varasm.c: Likewise.
492 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
494 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
495 or larger than an integer in memory.
497 2001-08-17 Zack Weinberg <zackw@panix.com>
499 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
500 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
501 * rtl.h: Don't forward-declare union tree_node here. Don't
502 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
503 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
504 and tree respectively.
505 * tree.h: Don't forward-declare struct rtx_def here. Don't
506 typedef tree here. Change all uses of struct rtx_def *,
507 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
508 and tree respectively.
510 2001-08-17 Richard Henderson <rth@redhat.com>
512 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
513 config/mips/openbsd.h: Fix typos last change.
515 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
517 * doc/invoke.texi (Optimize Options): The default for
518 -finline-limit is 600.
520 2001-08-17 Richard Henderson <rth@redhat.com>
522 * varasm.c (text_section): Allow TEXT_SECTION to override the
523 printing of TEXT_SECTION_ASM_OP.
524 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
525 (DATA_SECTION, BSS_SECTION): Remove.
526 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
527 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
528 Rename from s/_NAME//.
529 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
530 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
531 (TEXT_SECTION): ... here. New.
532 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
533 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
534 * config/mips/openbsd.h: Likewise.
535 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
536 (mips_asm_file_end): Likewise test.
537 (mips_output_function_epilogue): Likewise. Switch back to data
538 section after emitting the function.
540 * doc/tm.texi (Sections): Document TEXT_SECTION.
542 2001-08-17 Richard Henderson <rth@redhat.com>
544 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
545 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
547 2001-08-17 Richard Henderson <rth@redhat.com>
549 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
550 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
551 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
552 Add aligned attribute.
554 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
556 * config/sh/sh.md: Add modes to unspecs in first insn to match
559 * Makefile.in: Fix collect2 copy for Cygwin.
561 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
563 Install the proper patch.
564 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
565 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
566 (expand_function_start): Likewise.
567 * stmt.c (expand_decl): Likewise.
568 * varasm.c (make_decl_rtx): Likewise.
570 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
572 * final.c: Undo my previous accidental checkin.
573 * output.h: Likewise.
576 2001-08-16 Richard Henderson <rth@redhat.com>
578 * varasm.c (named_section_flags): Remove align parameter.
579 * varasm.c, dwarf2out.c: Update all callers.
580 * output.h: Update prototypes.
582 * target.h (target.asm_out.named_section): Remove align parameter.
583 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
584 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
585 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
586 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
587 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
589 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
590 (get_named_section_flags, set_named_section_flags): New.
591 (named_section_flags): Use them.
592 (named_section): Do decl vs section flags check here...
593 (default_section_type_flags): ... not here.
594 (init_varasm_once): Create in_named_htab.
595 (resolve_unique_section): Mark reloc unused.
597 2001-08-16 Richard Henderson <rth@redhat.com>
599 * varasm.c (force_const_mem): Keep pool alignment in bits.
600 (output_constant_pool): Use assemble_align.
602 2001-08-16 Zack Weinberg <zackw@panix.com>
604 * doc/tm.texi: Remove extra @table command.
606 2001-08-16 Zack Weinberg <zackw@panix.com>
608 * final.c (shorten_branches): Clear the end of the label_align
609 array only if we made it larger. Break up messy expressions
612 * diagnostic.c (internal_error): Check for error recursion
613 before doing ICE suppression.
615 * timevar.c: Timing variables now count in milliseconds.
616 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
617 (get_time): Not here.
618 (timevar_print): Don't print any timer whose user, cpu, and
619 wall times are all zero as displayed.
620 * timevar.h: Update comment aboout units. Make timevar
623 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
625 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
626 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
627 (expand_function_start): Likewise.
628 * stmt.c (expand_decl): Likewise.
629 * varasm.c (make_decl_rtx): Likewise.
631 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
633 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
634 (finalize_record_size): Don't set TYPE_USER_ALIGN.
636 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
638 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
641 2001-08-16 Andreas Jaeger <aj@suse.de>
643 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
646 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
648 * rtl.h (only_sets_cc0_p): New prototype.
649 * jump.c (sets_cc0_p): Handle INSN.
650 (only_sets_cc0_p): New function.
651 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
652 (tidy_fallthru_edge): Likewise.
653 * integrate.c (copy_insn_list): Likewise.
654 * unroll.c (unroll_loop): Likewise.
655 (copy_loop_body): Likewise.
657 2001-08-15 Jason Eckhardt <jle@redhat.com>
659 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
661 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
663 * predict.c (struct block_info_def): Remove nvisited.
664 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
665 (estimate_bb_frequencies): Call mark_dfs_back_edges.
667 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
668 (ix86_adjust_cost): Teach scheduler that latency to load operand can
671 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
673 * predict.def: Update hitrates.
675 2001-08-15 Richard Henderson <rth@redhat.com>
677 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
679 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
681 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
682 note from its associated jump.
684 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
686 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
687 also on 64-bit s390x targets.
689 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
691 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
693 (arm_expand_prologue): Handled nested functions which take a
694 variable argument list.
695 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
696 macro with an invocation of
697 arm_compute_initial_elimination_offset.
698 * config/arm/arm-protos.h: Prototype
699 arm_compute_initial_elimination_offset.
701 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
703 * doc/install.texi (Specific, avr): Fix markup.
704 (Specific, c4x): Ditto.
706 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
708 * predict.c (dump_prediction): Change `bool' parameter to `int'.
710 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
712 * Makefile.in (OBJS): Add rtl-error.o
713 (rtl-error.o): New rule.
714 (diagnostic.o): Adjust dependency.
715 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
716 error_for_asm, _fatal_insn, _fatal_insn_not_found,
717 warning_for_asm): Move to...
718 rtl-error.c: ...here. New file.
720 2001-08-14 Richard Henderson <rth@redhat.com>
722 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
723 if USING_SJLJ_EXCEPTIONS.
725 2001-08-14 Steve Ellcey <sje@cup.hp.com>
727 * tlink.c (scan_linker_output): Check string for unsatisfied in
728 addition to undefined and unresolved.
730 2001-08-14 Graham Stott <grahams@redhat.com>
732 * libgcc2.c (*): Replace EH_FRAME_SECTION with
733 EH_FRAME_SECTION_NAME.
735 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
737 * genattrtab.c (simplify_test_exp_in_temp): New function.
738 (simplify_test_exp): Avoid explicit use of temporary obstack.
739 (simplify_cond, insert_right_side, evaluate_eq_attr,
740 simplify_and_tree, simplify_or_tree, eliminate_known_true):
741 Use simplify_test_exp_in_temp.
742 (optimize_attrs): Iterate until expression stabilizes.
744 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
746 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
747 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
749 2001-08-13 Richard Henderson <rth@redhat.com>
751 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
752 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
753 * config/arm/conix-elf.h: Likewise.
755 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
757 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
759 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
761 * gcse.c (hash_scan_set): Expressions that are set as part of
762 jump instructions are not available.
764 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
766 * config/s390/s390.c (print_operand, s390_function_prologue,
767 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
769 2001-08-13 Richard Henderson <rth@redhat.com>
771 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
772 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
773 * doc/tm.texi (Exception Region Output): Document it.
775 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
777 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
778 DWARF2 instead of stabs by default.
780 2001-08-13 David Edelsohn <edelsohn@gnu.org>
782 * config/rs6000/rs6000.c: Include optabs.h.
784 2001-08-13 David Edelsohn <edelsohn@gnu.org>
786 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
787 save/restore routines.
788 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
790 2001-08-13 Andreas Jaeger <aj@suse.de>
792 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
793 the english is correct.
795 2001-08-13 Zack Weinberg <zackw@panix.com>
797 * expr.h: Split out optab- and libfunc-related code to...
798 * optabs.h, libfuncs.h: ... these new headers.
800 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
802 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
804 * mkconfig.sh: Don't include insn-codes.h from config.h.
806 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
807 enum insn_code is available. Move reload_in_optab and
808 reload_out_optab array declarations to optabs.h.
809 * regmove.c (gen_add3_insn): Move to optabs.c, export from
810 there, prototype in expr.h.
811 * gencodes.c: Cleanup: zap global variables, don't use
812 printf where puts will do, don't bother defining MAX_INSN_CODE
813 which nothing uses, let CODE_FOR_nothing get its value implicitly.
815 * genemit.c, genopinit.c: Include optabs.h in generated file.
816 * genoutput.c: Include insn-codes.h in generated file.
817 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
818 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
819 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
820 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
821 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
822 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
824 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
825 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
826 config/m88k/m88k.c, config/sparc/sparc.c:
828 * reload.c: Include expr.h and optabs.h before reload.h.
829 * config/alpha/alpha.c: Include tree.h before reload.h.
830 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
831 and reload.h in that order.
832 * config/sparc/sparc.c: Include debug.h.
833 * recog.c: Include insn-codes.h.
835 2001-08-13 Andreas Jaeger <aj@suse.de>
837 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
840 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
842 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
843 * gcc.c (init_spec): Fix typo in comment.
844 * varasm.c (data_section): Fix typo in comment.
846 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
848 * predict.c (dump_prediction): New argument "USED".
849 (combine_predictions_for_insn): Determine the used heuristics,
850 output the case no heuristic applied.
851 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
853 2001-08-13 Andreas Jaeger <aj@suse.de>
855 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
858 2001-08-13 Kazu Hirata <kazu@hxi.com>
860 * jump.c: Fix formatting.
862 2001-08-13 Kazu Hirata <kazu@hxi.com>
864 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
867 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
869 * loop.c (check_dbra_loop): Use condjump_label to compute
872 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
873 to better document the files they're in.
875 2001-08-12 Zack Weinberg <zackw@panix.com>
877 * recog.h (struct insn_operand_data): Shrink 'mode' field
880 2001-08-12 Kazu Hirata <kazu@hxi.com>
882 * gcc.c: Fix comment formatting.
883 * gccspec.c: Likewise.
886 * genemit.c: Likewise.
887 * gengenrtl.c: Likewise.
888 * genrecog.c: Likewise.
889 * gensupport.c: Likewise.
890 * ggc-page.c: Likewise.
891 * global.c: Likewise.
894 * integrate.c: Likewise.
896 * libgcc2.c: Likewise.
898 * mbchar.c: Likewise.
899 * optabs.c: Likewise.
900 * predict.c: Likewise.
901 * prefix.c: Likewise.
902 * profile.c: Likewise.
903 * protoize.c: Likewise.
906 * regclass.c: Likewise.
907 * regmove.c: Likewise.
908 * reg-stack.c: Likewise.
909 * reload1.c: Likewise.
910 * resource.c: Likewise.
911 * rtlanal.c: Likewise.
914 2001-08-12 Kazu Hirata <kazu@hxi.com>
916 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
917 a tree representing a constant is passed to the macro.
919 2001-08-12 Richard Henderson <rth@redhat.com>
921 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
922 (rs6000_elf_asm_out_destructor): New.
923 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
924 (DTORS_SECTION_ASM_OP): Remove.
925 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
926 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
928 2001-08-12 David Edelsohn <edelsohn@gnu.org>
931 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
932 * gcc.c (set_collect_gcc_options): New function, split out from
934 Ignore elided switches.
935 (do_spec_1): Invoke before executing command.
938 * gcc.h (set_input): ... here.
939 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
942 2001-08-12 Richard Henderson <rth@redhat.com>
944 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
945 thinko wrt TARGET_RELOCATABLE.
947 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
949 * fix-header.c (cb_file_change): Update prototype.
951 2001-08-11 Zack Weinberg <zackw@panix.com>
953 * toplev.c (set_float_handler): Make static.
954 * toplev.h: Don't prototype set_float_handler.
956 * simplify-rtx.c: Don't include setjmp.h.
957 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
959 (simplify_unary_operation, simplify_binary_operation): Use them,
960 via do_float_handler.
962 * fold-const.c: Don't include setjmp.h.
963 (exact_real_inverse_1): New function.
964 (exact_real_inverse): Use it, via do_float_handler.
966 * varasm.c: Don't include setjmp.h.
967 (assemble_real_1): New function.
968 (assemble_real): Use it, via do_float_handler.
969 Call internal_error if we get a trap here.
971 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
972 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
974 2001-08-11 Zack Weinberg <zackw@panix.com>
976 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
977 STACK_BOUNDARY if not already defined.
979 * calls.c, function.c, reload1.c, explow.c: Don't default
980 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
981 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
983 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
986 * doc/tm.texi: Document that STACK_BOUNDARY is required;
987 clarify difference between it and PREFERRED_STACK_BOUNDARY.
989 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
991 * cppmacro.c (enter_macro_context): Push macro expansions even
994 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
996 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
997 (rs6000_elf_section_type_flags): Actually return a value.
999 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1001 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1002 Clean up code: add missing comments and prototypes, fix warnings,
1003 remove obsolete code, fix spacing to conform to coding style.
1005 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1007 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1008 and TARGET_ASM_CLOSE_PAREN.
1009 (regclass_map): CC register belongs to class NO_REGS.
1010 (legitimize_pic_address): Don't generate unnecessary moves
1011 (to avoid confusing loop optimization).
1012 (check_and_change_labels): Replace jump_long by indirect_jump.
1013 (s390_final_chunkify): Don't start a new literal pool on section
1014 switch in 64-bit code.
1015 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1017 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1018 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1019 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1021 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1022 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1023 (CONST_COSTS): Fixed incorrect costs.
1025 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1026 Use emit_jump instead of emit_jump_insn (gen_jump).
1027 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1028 (to avoid confusing flow analysis).
1029 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1030 (casesi, casesi_jump): New.
1031 (jump_long): Removed. Functionality merged into indirect_jump.
1032 (indirect_jump): Accept address_operand, not just register_operand.
1033 (cjump_long, icjump_long): Use same logic as indirect_jump.
1034 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1035 Fixed broken setjmp/longjmp handling.
1036 (do_builtin_setjmp_setup): Removed.
1038 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1039 broken GNU as versions that don't accept .quad with large
1040 negative values. Use hexadecimal output instead.
1041 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1042 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1043 FUNCTION_EPILOGUE): Removed. Now in targetm.
1045 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1047 * config/s390/fixdfdi.h: Add missing copyright statement.
1048 Fix type conflicts on 64-bit. Add missing SFmode routines.
1050 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1053 2001-08-11 Richard Henderson <rth@redhat.com>
1055 * rtl.h (REG_EH_RETHROW): Remove.
1056 * rtl.c (reg_note_name): Update.
1057 * combine.c (distribute_notes): Don't check for it.
1059 2001-08-11 Richard Henderson <rth@redhat.com>
1061 * combine.c (distribute_notes): Place REG_SETJMP.
1063 2001-08-11 Richard Henderson <rth@redhat.com>
1065 * doc/extend.texi (Arrays and pointers implementation): Discourage
1066 relying on sign-extension of pointers.
1068 2001-08-11 H.J. Lu <hjl@gnu.org>
1070 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1072 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1073 RDATA_SECTION_ASM_OP.
1075 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1077 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1078 main manual to work both for info and HTML versions.
1080 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1081 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1083 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1084 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1085 (struct cpp_pool): New member first.
1086 * cppinit.c (append_include_chain): Plug memory leaks.
1087 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1088 Allocate pragma structures from the (aligned) macro pool to
1089 avoid leaking memory.
1090 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1091 so we don't leak memory.
1092 * hashtable.c (ht_destroy): New.
1093 * hashtable.h (ht_destroy): New.
1095 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1096 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1098 * c-lex.c (map): Make const.
1099 (cb_file_change): Update for callback passing a line map.
1100 Don't assume we have a previous map. Remove sanity check
1101 about popping too many files.
1102 * cpperror.c (print_location): Make map const.
1103 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1104 (cpp_make_system_header): Similarly.
1105 (search_from): Similarly.
1106 (_cpp_execute_include): Don't remember where we came from.
1107 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1108 (struct cpp_reader): Make map const.
1109 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1110 * cpplib.c (do_line): Update; line maps now hold sysp.
1111 (cpp_push_buffer): Similarly.
1112 (_cpp_do_file_change): Similarly; callback with map instead.
1113 (cpp_get_line_maps): Constify return value.
1114 (_cpp_pop_buffer): Update.
1115 * cpplib.h (struct cpp_file_change): Remove.
1116 (struct cpp_callbacks): Update.
1117 (cpp_get_line_maps): Constify return value.
1118 * cppmacro.c (_cpp_create_definition): Update.
1119 * cppmain.c (struct printer): Constify map.
1120 (maybe_print_line): Similarly.
1121 (print_line): Similarly. Deduce flags 1 and 2 here.
1122 (cb_file_change): Update.
1123 * line-map.c (free_line_maps): Warn regardless.
1124 (add_line_map): Return pointer to const. When passed NULL to_file
1125 with LC_LEAVE, use the obvious values for the return point so the
1126 caller doesn't have to figure them out.
1127 (lookup_line): Return pointer to const.
1128 (print_containing_files): Take pointer to const.
1129 * line-map.h (struct line_map): New members reason, sysp.
1130 (add_line_map): Return pointer to const.
1131 (lookup_line): Similarly.
1132 (print_containing_files): Take pointer to const.
1134 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
1135 Richard Henderson <rth@redhat.com>
1137 * regmove.c (regmove_optimize): Avoid setting a register twice in
1140 2001-08-10 Richard Henderson <rth@redhat.com>
1142 * doc/extend.texi (Arrays and pointers implementation): Document
1143 behavior of pointer/integer conversion.
1145 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1147 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
1149 2001-08-10 Richard Henderson <rth@redhat.com>
1151 * doc/extend.texi (C Implementation): New chapter.
1152 * doc/gcc.texi (Top): Link it in.
1154 2001-08-10 Andrew Cagney <ac131313@redhat.com>
1156 * doc/install.texi (Specific): Fix CVS merge botch.
1158 2001-08-10 Richard Henderson <rth@redhat.com>
1160 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
1161 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
1163 2001-08-10 Zack Weinberg <zackw@stanford.edu>
1165 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
1166 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
1167 this macro is now required.
1169 * cselib.c (cselib_process_insn), flow.c (propagate_block),
1170 loop.c (find_and_verify_loops), reload.c (reload): Check
1171 for rtx code of CALL_INSN, not CALL, when deciding if we
1172 need to check for REG_SETJMP note.
1174 * gcse.c (compute_hash_table, compute_store_table): Update
1175 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
1178 * config/avr/avr.c: Fix typo.
1179 * config/convex/convex.c (expand_movstr): Use adjust_address.
1180 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
1182 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
1183 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
1185 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
1186 Do define STACK_BOUNDARY.
1187 * config/i370/i370.c: Include expr.h.
1188 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
1189 config/pa/som.h, config/v850/v850.h: Take in_ctors and
1190 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
1191 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
1192 * config/m88k/m88k.c: Include c-tree.h after expr.h.
1193 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
1194 * config/romp/romp.c: Include expr.h after tree.h.
1196 (output_fpop): Use xmalloc, not oballoc.
1197 * config/we32k/we32k.c: Include expr.h.
1199 2001-08-10 Kazu Hirata <kazu@hxi.com>
1201 * config/h8300/h8300.h: Fix formatting.
1203 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1205 * c-common.h (RETURN_NULLIFIED_P): Lose.
1206 * c-semantics.c (genrtl_return_stmt): Don't check it.
1208 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1210 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
1211 (mips_annotate_frame_insn): New function.
1212 (mips_emit_frame_related_store): New function.
1213 (save_restore_insns): Don't mark instructions that set up the base
1214 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
1215 the store instructions instead.
1216 (mips_expand_prologue): If the stack size is moved into a temporary
1217 register, do not mark that move as frame-related. Add a
1218 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
1220 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1222 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
1223 stack slot as unchanging if current_function_calls_eh_return.
1225 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1227 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
1228 access the second half of the TFmode scratch operand.
1230 2001-08-10 Anthony Green <green@redhat.com>
1232 * java/class.c (emit_register_classes): Conditionalize code on
1235 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1237 * doc/install.texi (Specific, avr): Fix cross-reference to the
1238 main manual to work both for info and HTML versions.
1240 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1242 * stmt.c (expand_null_return_1): Remove code to generate simple returns
1243 and "use_goto" argument.
1244 (expand_null_return, expand_value_return): Update all callers.
1245 * function.c (expand_function_end): Remove code to generate simple
1247 * config/vax/vax.md (epilogue): New expander for function return.
1248 * doc/md.texi (epilogue): Remove "if defined".
1250 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1252 * Makefile.in: Partially revert my previous change:
1253 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
1254 of the hashtab.o and safe-ctype.o rules.
1256 2001-08-09 Richard Henderson <rth@redhat.com>
1258 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
1259 (USE_COLLECT2): Remove duplicate definition.
1260 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
1261 (use_collect2): Remove dead code.
1262 * configure.in (use_collect2): Remove will_use_collect2 and
1263 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
1264 * configure: Rebuild.
1266 * target.h (targetm.asm_out.constructor): New.
1267 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
1268 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
1269 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
1270 * varasm.c (in_ctors, in_dtors): New.
1271 (assemble_constructor, assemble_destructor): Remove.
1272 (default_stabs_asm_out_destructor): New.
1273 (default_named_section_asm_out_destructor): New.
1274 (dtors_section, default_dtor_section_asm_out_destructor): New.
1275 (default_stabs_asm_out_constructor): New.
1276 (default_named_section_asm_out_constructor): New.
1277 (ctors_section, default_ctor_section_asm_out_constructor): New.
1278 * output.h: Update declarations.
1279 * c-decl.c (c_expand_body): Use target hooks instead of
1280 assemble_constructor and assemble_destructor.
1281 * profile.c (output_func_start_profiler): Likewise.
1282 * objc/objc-act.c (finish_objc): Likewise.
1283 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
1284 for the constructor.
1285 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
1287 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
1288 (DTORS_SECTION_ASM_OP): Likewise.
1289 (__CTOR_LIST__): Use attribute section when possible.
1290 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
1292 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
1293 ASM_OUTPUT_CONSTRUCTOR.
1295 * config/darwin.c (machopic_asm_out_constructor): New.
1296 (machopic_asm_out_destructor): New.
1297 * config/darwin-protos.h: Update declarations.
1298 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1299 (ASM_OUTPUT_DESTRUCTOR): Remove.
1300 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1301 * config/nextstep.c (nextstep_asm_out_constructor): New.
1302 (nextstep_asm_out_destructor): New.
1303 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1304 (ASM_OUTPUT_DESTRUCTOR): Remove.
1305 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1306 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
1307 ASM_OUTPUT_*STRUCTOR.
1308 * config/i386/aix386ng.h: Likewise.
1310 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
1311 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
1312 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1313 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1314 * config/lynx.h: Likewise.
1315 * config/netware.h: Likewise.
1316 * config/psos.h: Likewise.
1317 * config/alpha/alpha-interix.h: Likewise.
1318 * config/alpha/elf.h: Likewise.
1319 * config/arc/arc.h: Likewise.
1320 * config/arm/aof.h: Likewise.
1321 * config/arm/coff.h: Likewise.
1322 * config/arm/elf.h: Likewise.
1323 * config/c4x/c4x.h: Likewise.
1324 * config/h8300/h8300.h: Likewise.
1325 * config/i386/cygwin.h: Likewise.
1326 * config/i386/djgpp.h: Likewise.
1327 * config/i386/i386-coff.h: Likewise.
1328 * config/i386/i386-interix.h: Likewise.
1329 * config/i386/sco5.h: Likewise.
1330 * config/i386/vsta.h: Likewise.
1331 * config/i386/win32.h: Likewise.
1332 * config/i960/i960-coff.h: Likewise.
1333 * config/ia64/sysv4.h: Likewise.
1334 * config/m68hc11/m68hc11.h: Likewise.
1335 * config/m68k/coff.h: Likewise.
1336 * config/m68k/mot3300.h: Likewise.
1337 * config/m88k/m88k.h: Likewise.
1338 * config/mcore/mcore-pe.h: Likewise.
1339 * config/mcore/mcore.h: Likewise.
1340 * config/mips/elf.h: Likewise.
1341 * config/mips/elf64.h: Likewise.
1342 * config/mips/iris6.h: Likewise.
1343 * config/pa/pa64-hpux.h: Likewise.
1344 * config/rs6000/sysv4.h: Likewise.
1345 * config/sh/sh.h: Likewise.
1346 * config/sparc/litecoff.h: Likewise.
1348 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
1349 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1350 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1351 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1352 (ASM_OUTPUT_DESTRUCTOR): Remove.
1353 * config/a29k/a29k.c: Move include of tree.h.
1354 * config/a29k/udi.h: Delete file.
1355 * config/alpha/alpha.c (vms_asm_out_constructor): New.
1356 (vms_asm_out_destructor): New.
1357 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
1358 (EXTRA_SECTION_FUNCTIONS): Likewise.
1359 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1360 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1361 * config/c4x/c4x.c: Move include of tree.h.
1362 * config/clipper/clipper.c (clix_asm_out_constructor): New.
1363 (clix_asm_out_destructor): New.
1364 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1365 (ASM_OUTPUT_DESTRUCTOR): Remove.
1366 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1367 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1368 (TARGET_ASM_CONSTRUCTOR): New.
1369 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
1370 (sco_asm_out_constructor): New.
1371 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
1372 * config/i386/svr3gas.h: Remove stack grows up code.
1373 Remove code duplicated from i386/sysv3.h.
1374 (TARGET_ASM_CONSTRUCTOR): New.
1375 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1376 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
1377 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1378 (TARGET_ASM_CONSTRUCTOR): New.
1379 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
1380 (m68hc11_asm_out_destructor): New.
1381 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
1382 (TARGET_ASM_DESTRUCTOR): New.
1383 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
1384 * config/m68k/dpx2.h: Properly undef all the bits inherited from
1385 config/svr3.h pertaining to section manipulation.
1386 * config/m68k/dpx2g.h: Remove #if 0 code.
1387 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
1388 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
1389 (ASM_OUTPUT_CONSTRUCTOR): Remove.
1390 (TARGET_ASM_CONSTRUCTOR): New.
1391 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
1392 (m88k_svr3_asm_out_constructor): New.
1393 (m88k_svr3_asm_out_destructor): New.
1394 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1395 (ASM_OUTPUT_DESTRUCTOR): Remove.
1396 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1397 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
1398 * config/rs6000/aix.h: Likewise.
1399 * config/mips/rtems64.h: Don't undef removed constructor related bits.
1400 * config/mips/vxworks.h: Likewise.
1401 * config/rs6000/lynx.h: Likewise.
1402 * config/sh/elf.h: Likewise.
1403 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
1404 (DTORS_SECTION_ASM_OP): New.
1405 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1406 (ASM_OUTPUT_DESTRUCTOR): Remove.
1407 * config/sparc/sol2-sld-64.h: Likewise.
1408 * config/vax/vax.c (vms_asm_out_constructor): New.
1409 (vms_asm_out_destructor): New.
1410 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1411 (ASM_OUTPUT_DESTRUCTOR): Remove.
1412 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1414 * doc/tm.texi (@node Initialization): Update.
1416 2001-08-09 Richard Henderson <rth@redhat.com>
1418 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
1419 (__do_global_dtors_aux): Use gp-relative static data to avoid
1420 one dynamic relocation.
1421 (__do_frame_setup): Register Java classes.
1422 * config/alpha/crtend.asm (__JCR_END__): New.
1424 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1426 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
1427 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
1428 (GEN, STAGESTUFF): Add new files.
1429 (insn-constants.h, s-constants, tm-preds.h, s-preds,
1430 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
1431 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
1432 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
1433 as well as insn-codes.h and insn-flags.h in config.h; and no
1434 extra headers in tconfig.h and hconfig.h.
1436 * gencodes.c: Eliminate code to generate predicate declarations
1437 or #defines for md-file constants.
1438 * genconstants.c, genpreds.c: New files.
1440 * i386.md: Re-order guard expressions such that TARGET_64BIT
1441 comes first, when this permits better optimization. Add
1442 TARGET_64BIT to more x86-64 patterns. Add comment explaining
1443 why this is desirable.
1445 2001-08-09 Jakub Jelinek <jakub@redhat.com>
1447 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
1448 (find_fde_for_dso): Remove.
1449 (_Unwind_IteratePhdrCallback): New.
1450 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
1451 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
1453 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1455 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
1456 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
1458 2001-08-09 Graham Stott <grahams@redhat.com>
1460 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
1461 (vis_no_unit): Use it.
1462 (visualize_no_unit): Add the insn only if room exists.
1464 2001-08-09 Graham Stott <grahams@redhat.com>
1466 * predict.c (estimate_probability): Replace magic numbers with
1467 appropriate enumeration.
1469 2001-08-09 Graham Stott <grahams@redhat.com>
1471 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
1473 (EXTRACT_FLAGS): Likewise.
1475 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
1477 * config/mips/mips.c (mips_legitimate_address_p): Check for
1478 CONST_INT in last patch.
1480 2001-08-08 Anthony Green <green@redhat.com>
1482 * java/class.c (emit_register_classes): Use assemble_jcr if
1483 possible. Keep the original mechanism as a fallback.
1484 * defaults.h (JCR_SECTION_NAME): Define if we have named section
1485 and weak symbol support.
1486 * crtstuff.c (__JCR_LIST__): Define.
1487 (__JCR_END__): Define.
1488 (_Jv_RegiserClasses): Define weak symbol if possible.
1489 (__do_global_ctors_aux): Register classes for ELF targets with
1490 weak symbol support.
1492 2001-08-08 Kazu Hirata <kazu@hxi.com>
1494 * dbxout.c: Fix comment formatting.
1495 * dependence.c: Likewise.
1497 * diagnostic.c: Likewise.
1498 * dominance.c: Likewise.
1499 * doprint.c: Likewise.
1500 * dwarf2out.c: Likewise.
1501 * dwarfout.c: Likewise.
1502 * emit-rtl.c: Likewise.
1503 * except.c: Likewise.
1504 * explow.c: Likewise.
1505 * expmed.c: Likewise.
1508 * fold-const.c: Likewise.
1509 * function.c: Likewise.
1511 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1513 * global.c (retry_global_alloc): Avoid shadowing allocno.
1515 2001-08-08 Mark Mitchell <mark@codesourcery.com>
1517 * except.c (remove_fixup_regions): Fix typo.
1519 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
1521 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
1522 unsigned HOST_WIDE_INT to avoid warning.
1523 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
1524 * flow.c (set_block_for_new_insns): Likewise.
1526 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1528 * sibcall.c (return_value_pseudo): New static variable.
1529 (skip_copy_to_return_value): Handle return_value_pseudo.
1530 (call_ends_block_p): Ensure that return_value_pseudo is set.
1531 (optimize_sibling_and_tail_recursive_call): Discover the
1532 load of pseudo return value in alternate exit block.
1534 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1536 * calls.c (ECF_ALWAYS_RETURN): New constant.
1537 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
1538 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
1539 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
1540 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
1541 * rtl.c (reg_note_name): New name.
1542 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
1544 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
1546 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
1548 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1550 * alias.c (get_alias_set): Return a previously calculated
1551 alias set for a VAR_DECL.
1552 * function.c (gen_mem_addressof): Calculate the alias set before
1555 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1557 * predict.def: Set hitrates according our experimental run.
1559 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1561 * i386.h (HARD_REGNO_RENAME_OK): New macro.
1563 2001-08-08 H.J. Lu <hjl@gnu.org>
1565 * config/mips/mips.c (mips_unique_section): New. Copied from
1568 * config/mips/mips-protos.h (mips_unique_section): New
1571 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
1573 * config/mips/little.h: New. Generic little endian mips
1574 targets. Only mips*-*-linux* is converted to use it so far.
1576 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
1577 (WCHAR_TYPE): Defined
1578 (WCHAR_TYPE_SIZE): Likewise.
1579 (INIT_SUBTARGET_OPTABS): Likewise.
1580 (BSS_SECTION_ASM_OP): Likewise.
1581 (SBSS_SECTION_ASM_OP): Likewise.
1582 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1583 (ASM_DECLARE_OBJECT_NAME): Likewise.
1584 (UNIQUE_SECTION): Likewise.
1585 (EXTRA_SECTIONS): Likewise.
1586 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1587 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1588 (ASM_OUTPUT_DEF): Likewise.
1589 (HANDLE_SYSV_PRAGMA): Removed.
1590 (NO_IMPLICIT_EXTERN_C): Likewise.
1591 (TARGET_MEM_FUNCTIONS): Likewise.
1592 (STARTFILE_SPEC): Likewise.
1593 (ENDFILE_SPEC): Likewise.
1594 (LIB_SPEC): Likewise.
1595 (INVOKE__main): Likewise.
1596 (CTOR_LIST_BEGIN): Likewise.
1597 (CTOR_LIST_END): Likewise.
1598 (DTOR_LIST_BEGIN): Likewise.
1599 (DTOR_LIST_END): Likewise.
1600 (SET_ASM_OP): Likewise.
1601 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1602 (ASM_OUTPUT_DEF): Likewise.
1603 (ASM_OUTPUT_IDENT): Likewise.
1605 * config/mips/mips.h (ASM_SPEC): Undefine before define.
1606 (CPLUSPLUS_CPP_SPEC): Likewise.
1607 (ASM_APP_ON) Redefine only if not defined.
1608 (ASM_APP_OFF): Likewise.
1609 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1610 (ASM_OUTPUT_IDENT): Likewise.
1612 * config.gcc: Update tm_file for Linux/mips.
1614 2001-08-08 Bernd Schmidt <bernds@redhat.com>
1616 * cselib.c (cselib_record_sets): If insn is predicated, turn
1617 sources into IF_THEN_ELSEs.
1619 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
1620 Turn into define_insn_and_split.
1622 * sched-deps.c: Include "cselib.h".
1623 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
1624 Use cselib to turn memory addresses into VALUEs.
1625 (sched_analyze): Call cselib_init/cselib_finish if necessary.
1626 * sched-int.h (struct sched_info): New member USE_CSELIB.
1627 * sched-ebb.c (ebb_sched_info): Initialize it.
1628 * sched-rgn.c (rgn_sched_info): Likewise.
1629 * Makefile.in (sched-deps.o): Update dependencies.
1631 * cselib.h (cselib_subst_to_values): Declare.
1632 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
1633 that have no value and autoincs to be handled by generating a new
1636 2001-08-08 Graham Stott <grahams@redhat.com>
1638 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
1639 within fixed length SEQUENCE.
1641 2001-08-08 Graham Stott <grahams@redhat.com>
1643 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
1644 (diagnostic_prefixing_rule): Likewise.
1645 (diagnostic_line_cutoff): Likewise.
1646 (diagnostic_kind_count): Likewise.
1648 2001-08-08 Graham Stott <grahams@redhat.com>
1650 * alias.c (find_base_decl): Delete redundent assignment.
1652 2001-08-08 Graham Stott <grahams@redhat.com>
1654 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
1655 (abs): Uppercase and paranthesize macro parameter.
1656 (MEM_DEPENDENCY): Add whitespace.
1658 2001-08-08 Graham Stott <grahams@redhat.com>
1660 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
1661 failure check for CONST_INT
1663 2001-08-08 Graham Stott <grahams@redhat.com>
1665 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
1666 (libcall_dead_p): Likewise.
1668 (mark_used_regs): Constify fmt.
1669 (find_use_as_address): Likewise.
1671 2001-08-08 Graham Stott <grahams@redhat.com>
1673 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
1676 2001-08-08 Graham Stott <grahams@redhat.com>
1678 * combine.c (combine_simplify_rtx): Update comment and
1679 remove erroneous test.
1681 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
1683 * cppinit.c (cpp_finish): Pop the final buffer without comment.
1684 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
1685 take care to avoid multiple no-newline at EOF warnings in that
1688 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
1690 * calls.c (expand_call): Do not emit INSN_SETJMP note.
1691 (emit_library_call_value_1): Likewise.
1692 (emit_call_1): Emit REG_SETJMP note.
1693 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
1695 * cselib.c (cselib_process_insn): Likewise.
1696 * flow.c (propagate_block): Likewise.
1697 * loop.c (find_and_verify_loops): Likewise.
1698 * reload.c (find_equiv_regs): Likewise.
1699 * reload1.c (reload): Likewise.
1700 * resource.c (mark_referenced_resources,
1701 mark_set_resources): Likewise.
1702 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
1703 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
1704 * haifa-sched.c (unlink_other_notes): Likewise.
1705 (reemit_notes): Likewise.
1706 * sched-ebb.c (sched_ebb): Likewise.
1707 * sched-rgc.c (sched_region): Likewise.
1708 * rtl.c (note_insn_name): Likewise.
1709 (reg_note_name): Add REG_SETJMP
1710 * rtl.h (reg_note): Add REG_SETJMP.
1711 (insn_note): Remove NOTE_INSN_SETJMP.
1713 * profile.c (branch_prob): Add fake edges for setjmp.
1715 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
1717 * config.gcc: Quote target_cpu_default2 correctly for
1718 powerpc*-*-* targets.
1720 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
1722 * cpplib.h, line-map.h: Update comments.
1723 * cppmain.c (printer_init): Move inline.
1724 (maybe_print_line, print_line): Take a map pointer.
1725 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
1726 (cb_file_change): Don't use prior value of print.map.
1728 2001-08-07 David Edelsohn <edelsohn@gnu.org>
1730 * doc/install.texi: Document fine-grained multilib configuration.
1732 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1734 * rtlanal.c (find_first_parameter_load): Call note_stores
1735 only on the instructions.
1737 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1739 * alias.c (nonlocal_mentioned_p):
1740 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
1741 * calls.c (emit_call_1): Likewise.
1742 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
1743 * cselib.c (cselib_process_insn): Likewise.
1744 * df.c (df_insns_modify): Likewise.
1745 * flow.c (need_fake_edge_p): Likewise.
1746 (propagate_one_insn): Likewise.
1747 * haifa-sched.c (reemit_notes): Likewise.
1748 * integrate.c (copy_insn_list): Likewise.
1749 * jump.c (delete_prior_computation): Likewise.
1750 * local-alloc.c (validate_equiv_mem): Likewise.
1751 * loop.c (scan_loop): Likewise.
1752 * predict.c (estimate_probability): Likewise.
1753 * reload.c (reload): Likewise.
1754 * sched-deps (sched_analyze): Likewise.
1755 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
1756 * gcse.c (compute_hash_table): Likewise.
1757 (mark_call): Likewise.
1758 (store_killed_in_insn): Likewise.
1760 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
1762 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
1764 2001-08-06 Richard Henderson <rth@redhat.com>
1766 * varasm.c (assemble_gc_entry): Remove.
1767 * output.h: Likewise.
1769 2001-08-06 Richard Henderson <rth@redhat.com>
1771 * varasm.c (assemble_constructor): Take a symbol_ref and a
1772 priority instead of a bare string. Move priority handling
1773 here from cp/decl2.c.
1774 * output.h: Update decls.
1776 * c-decl.c (c_expand_body): Update calls to assemble_constructor
1777 and assemble_destructor.
1778 * profile.c (output_func_start_profiler): Likewise.
1779 * objc/objc-act.c (finish_objc): Likewise.
1780 (build_module_descriptor): Return the symbol not the symbol name.
1782 2001-08-06 David Edelsohn <edelsohn@gnu.org>
1784 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
1785 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
1786 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
1787 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
1788 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
1789 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
1791 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
1793 * cpperror.c (print_containing_files): Moved to line-map.c.
1794 (print_location): line-map.c handles re-listing or otherwise.
1795 * cpphash.h (struct lexer_state): Remove next_bol.
1796 (struct cpp_buffer): Remove include_stack_listed.
1797 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
1798 Remove faked buffer handling.
1799 (_cpp_do_file_change): Tweak.
1800 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
1801 * cppmain.c (struct printer): Remove filename.
1802 (print_line, cb_file_change): Update accordingly.
1803 * line-map.c: Include intl.h.
1804 (init_line_maps): Initialize last_listed.
1805 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
1806 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
1807 (print_containing_files): New.
1808 * line-map.h (struct line_maps): New member last_listed.
1809 (print_containing_files, INCLUDED_FROM): New.
1810 * Makefile.in: Update.
1811 * po/POTFILES.in: Add line-map.c.
1813 2001-08-06 Richard Henderson <rth@redhat.com>
1815 * except.c (convert_from_eh_region_ranges_1): Never mark
1816 USE or CLOBBER insns as throwing.
1818 * expr.c (store_constructor): Don't clobber memory targets.
1820 2001-08-06 Andreas Jaeger <aj@suse.de>
1822 * profile.c (branch_prob): Remove unused variable insn.
1824 * Makefile.in (local-alloc.o): Add dependency on except.h.
1826 * local-alloc.c: Include except.h for can_throw_internal prototype.
1828 2001-08-06 Richard Henderson <rth@redhat.com>
1830 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
1831 * function.c (expand_main_function): Implement it.
1832 * doc/tm.texi: Document it.
1834 2001-08-06 Stan Shebs <shebs@apple.com>
1836 * doc/install.texi: Document powerpc-*-darwin* details.
1838 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
1840 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
1841 (ASM_CPU_SPEC): Move back to rs6000.h
1842 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
1844 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
1846 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
1849 * config/rs6000/linux64.h: Ditto.
1851 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
1852 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
1855 Remove accidently readded definitions of FUNCTION_PROLOGUE,
1856 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
1858 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
1861 2001-08-05 Richard Henderson <rth@redhat.com>
1863 * local-alloc.c (update_equiv_regs): Do not move insns that
1866 2001-08-05 Jan Hubicka <jh@suse.cz>
1868 * Makefile.in (reload1.o): Add dedendancy on except.h
1869 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
1871 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
1872 indicating wehther edges has been cleaned up.
1873 * reload1.c: Inlucde except.h
1874 (fixup_abnormal_edges): Accept deleted insns.
1875 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
1878 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
1880 * cpplib.c (do_line): Correct line number after pop_buffer.
1882 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
1884 PR preprocessor/3824
1885 * line-map.c: Update comments.
1886 * line-map.h: Update comments.
1887 * tradcif.y: Don't consider large numbers unsigned.
1889 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
1891 PR preprocessor/3081
1892 * c-lex.c (map): New.
1893 (cb_file_change): Update map and use it.
1894 (cb_def_pragma, cb_define, cb_undef): Use map and line.
1895 (c_lex): Update to use map.
1896 * cpperror.c (print_location): Move to using logical line numbers.
1897 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
1898 (cpp_make_system_header): Similarly.
1899 (_cpp_execute_include): Stop line numbering hacks. Store the
1900 line we will return to.
1901 * cpphash.h (CPP_BUF_LINE): Remove.
1902 (struct cpp_buffer): Remove lineno and pseudo_newlines.
1903 Add map and return_to_line.
1904 (_cpp_do_file_change): Update.
1905 * cppinit.c (cpp_start_read): Update line kludge.
1906 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
1907 (trigraph_ok): Use logical line numbers for diagnostics.
1908 (skip_block_comment): Likewise.
1909 (skip_whitespace): Likewise.
1910 (skip_line_comment): Use pfile->line instead.
1911 (_cpp_lex_token): Update to use logical line numbering exclusively.
1912 Handle BOL locally. Accept new lines in directives, but keep
1913 pfile->line decremented. Diagnostics use logical lines. Update
1915 * cpplib.c (SEEN_EOL): New.
1916 (skip_rest_of_line, check_eol): Use it.
1917 (end_directive): Increase line number when accepting the newline
1918 at the end of a directive.
1919 (run_directive): Simplify.
1920 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
1921 (_cpp_do_file_change): Update to take buffer line number as an
1922 argument, and store the current map in the cpp_reader. Remove
1923 line number kludges.
1924 (_cpp_do__Pragma): Restore output position after a _Pragma.
1925 (cpp_push_buffer): Don't set output line or lineno.
1926 (_cpp_pop_buffer): Transfer more info from a faked buffer.
1927 Remove line kludge. Set output_line.
1928 * cppmacro.c (builtin_macro): Update handling of __LINE__.
1929 (parse_arg): Use logical lines.
1930 (save_lookahead_token): Save EOFs too now.
1931 * cppmain.c (struct printer): Fix comments.
1932 (printer_init): Simplify, let caller do errors.
1933 (scan_translation_unit, check_multiline_token, dump_macro): Update.
1934 (maybe_print_line): Simplify.
1935 (print_line): Don't print a linemarker if -P.
1936 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
1937 (cb_file_change): Simplify.
1938 * line-map.h (LAST_SOURCE_LINE): Fix.
1939 (CURRENT_LINE_MAP): New.
1941 2001-08-05 Bernd Schmidt <bernds@redhat.com>
1943 * doloop.c (doloop_modify_runtime): Properly compute number of
1944 iterations if loop was unrolled.
1946 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
1947 if their CSELIB_VAL_PTRs are.
1949 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
1950 (setup_spill_pointers): Initialize it.
1951 (spill_restore_mem): Set it.
1952 (do_spill, do_restore): Use it to add REG_INC note.
1953 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
1955 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
1956 asms if other insns are available.
1958 * config/ia64/ia64.c (condop_operator): New predicate.
1959 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
1960 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
1963 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
1964 temporary register than directly using a MEM.
1966 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
1968 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
1969 parameter in last change.
1971 2001-08-04 Zack Weinberg <zackw@panix.com>
1973 * sparc.md: Don't use #if inside C test expression.
1975 2001-08-04 Richard Henderson <rth@redhat.com>
1977 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
1979 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
1981 * cpphash.h (struct cpp_reader): New member directive_line.
1982 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
1983 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
1984 do_pragma): Pass line to callbacks.
1985 (start_directive): Record line of directive.
1986 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
1987 cb_include): Similarly.
1988 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
1991 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
1993 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
1996 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1998 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2000 * reload1.c (fixup_abnormal_edges): New static function.
2003 * flow.c (need_fake_edge_p): New function.
2004 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2005 avoid call insn to be very last insn in the insn stream.
2007 * profile.c (branch_prob): Call flow_call_edges_add instead of
2008 doing that by hand; cleanup cfg to re-merge basic blocks once
2011 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2013 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2014 are also on line-map.h.
2015 * cppfiles.c (stack_include_file): Update.
2016 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2017 (_cpp_pop_buffer): New.
2018 * cppinit.c (cpp_destroy, cpp_finish): Update.
2019 (do_includes): Mark each buffer to return at EOF.
2020 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2021 return as requested.
2022 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2023 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2024 * cpplib.h (cpp_pop_buffer): Remove.
2025 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2026 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2028 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2030 (do_preprocessing): Update.
2031 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2032 * c-parse.in (_yylex): Similarly.
2033 * scan-decls.c (scan_decls): Similarly.
2034 * line-map.h: Update comments.
2036 * objc/Make-lang.in (objc-act.o): Update dependencies.
2038 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2040 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2041 and soft register for operand 0.
2042 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2044 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2046 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2047 register for operand 0.
2048 ("bitcmpqi_z_used"): Allow memory for operand 0.
2049 (split "bitcmpqi"): New split to handle address reg as operand 1.
2051 2001-08-04 Andreas Jaeger <aj@suse.de>
2053 * gcse.c: Revert Daniel's last patch.
2055 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2057 * sparc-protos.h: Add prototypes for fp_zero_operand and
2059 * sh-protos.h: Add prototype for fpul_operand.
2061 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2063 * doc/extend.texi (Other Builtins): Fix typo in last change.
2065 2001-08-03 Richard Henderson <rth@redhat.com>
2067 * target.h (gcc_target): Add asm_out.named_section,
2068 section_type_flags, have_named_sections.
2069 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2070 (TARGET_HAVE_NAMED_SECTIONS): New.
2071 (TARGET_SECTION_TYPE_FLAGS): New.
2073 * Makefile.in (toplev.o): Depend on TARGET_H.
2074 (varasm.o, dbxout.o): Likewise.
2075 * c-common.c (decl_attributes): Check targetm.have_named_sections
2076 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2077 * dbxout.c (dbxout_function_decl): Likewise.
2078 (dbxout_function_end): Likewise.
2079 * toplev.c (compile_file): Likewise.
2080 * varasm.c (exception_section): Likewise.
2081 * cp/decl2.c (finish_objects): Likewise.
2083 * defaults.h (EH_FRAME_SECTION): Remove.
2084 (EH_FRAME_SECTION_ASM_OP): Remove.
2085 (EH_FRAME_SECTION_NAME): New.
2086 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2087 (UNIQUE_SECTION_P): Remove.
2088 * dwarf2out.c (SECTION_FORMAT): Remove.
2089 (ASM_OUTPUT_SECTION): Remove.
2090 (output_call_frame_info): Use named_section_flags.
2091 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2092 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2093 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2094 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2095 (named_section_flags): New.
2096 (named_section): Use it and targetm.section_type_flags.
2097 (resolve_unique_section): New.
2098 (assemble_start_function): Use it.
2099 (asm_emit_uninitialised, assemble_variable): Likewise.
2100 (default_section_type_flags): New.
2101 (default_no_named_section, default_elf_asm_named_section): New.
2102 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2103 * output.h: Update varasm.c decls.
2104 (SECTION_*): New flags.
2106 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2107 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2109 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2110 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2111 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2112 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2113 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2114 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2115 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2116 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2117 * config/pa/pa64-hpux.h,
2119 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2120 (TARGET_ASM_NAMED_SECTION): New.
2121 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2122 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2123 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2124 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2125 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2126 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2127 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2128 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2129 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2130 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
2131 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
2132 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
2133 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
2134 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
2135 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
2136 * config/sparc/sysv4.h: Likewise.
2138 * config/nextstep.h: Error until named sections implemented.
2140 * config/a29k/a29k.c (a29k_asm_named_section): New.
2141 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
2142 (vms_section_type_flags, vms_asm_named_section): New.
2143 * config/arm/arm.c (arm_elf_asm_named_section): New.
2144 * config/avr/avr.c (asm_output_section_name): Remove.
2145 * config/avr/avr-protos.h: Update.
2146 * config/c4x/c4x.c (c4x_asm_named_section): New.
2147 * config/h8300/h8300.c (h8300_asm_named_section): New.
2148 * config/i386/i386.c (sco_asm_named_section): New.
2149 * config/i386/winnt.c (SECTION_PE_SHARED): New.
2150 (i386_pe_section_type_flags): New.
2151 (i386_pe_asm_named_section): New.
2152 * config/i386/i386-protos.h: Update.
2153 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
2154 * config/mcore/mcore.c (mcore_asm_named_section): New.
2155 * config/mips/mips.c (iris6_asm_named_section): New.
2156 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
2157 instead of UNIQUE_SECTION_P.
2158 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
2159 (xcoff_asm_named_section): New.
2160 * config/sh/sh.c (sh_asm_named_section): New.
2161 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
2163 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
2164 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
2165 (EH_FRAME_SECTION_NAME): New.
2166 (EXCEPTION_SECTION): New.
2167 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
2168 (DEBUG_*_SECTION): Remove.
2169 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
2170 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
2171 (EH_FRAME_SECTION_ASM_OP): Remove.
2173 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
2174 (ASM_OUTPUT_SECTION_NAME): Remove.
2175 (TARGET_ASM_NAMED_SECTION): New.
2176 (TARGET_HAVE_NAMED_SECTIONS): New.
2177 (TARGET_SECTION_TYPE_FLAGS): New.
2178 (EH_FRAME_SECTION_ASM_OP): Remove.
2179 (EH_FRAME_SECTION_NAME): New.
2181 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2183 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
2184 for complex expressions when cfun == 0.
2185 * doc/extend.texi: Document that __builtin_constant_p can be
2186 used in data initializers as well as functions.
2188 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
2190 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
2191 variable I locally, instead of expecting a declaration in the
2194 2001-08-03 Richard Henderson <rth@redhat.com>
2196 * except.c (collect_one_action_chain): Add an explicit cleanup
2197 action if regions surrounding a catch were encoded entirely
2198 within the call-site entry.
2200 2001-08-03 Richard Henderson <rth@redhat.com>
2202 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
2203 don't take REGNO of a non-register.
2205 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2207 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
2208 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
2209 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
2210 (__gthread_mutex_init_function): New function for mutex initialization.
2212 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2214 * Makefile.in: Revert screwed up commit.
2216 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2218 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
2219 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
2220 merged by linker script to get a final _exit().
2221 (__do_global_dtors): New for destructor handling in specific exit
2223 (__do_global_ctors): New for constructors in specific install section.
2224 (__map_data_section): Map data sections before running constructors.
2225 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
2226 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
2227 (DTORS_SECTION_ASM_OP): Likewise.
2228 (CTORS_SECTION_FUNCTION): Define to force a reference to
2230 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
2232 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2234 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
2236 * Makefile.in: Add df.h to gcse.c dependencies.
2238 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2240 * varasm.c (output_constant_def_contents): Use for the length of a
2241 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
2242 depending on which is larger.
2244 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2246 * gcse.c: Include df.h for use as a dataflow analyzer.
2248 Declaration of reg_set_info: gone.
2249 New df_analyzer variable used by store motion.
2250 (reg_set_info): Deleted.
2251 (mark_mem_regs): New function, analyze regs used by a mem.
2252 (store_ops_ok): Use dataflow analyzer results to determine if
2253 necessary regs are changed in the block.
2254 (find_moveable_store): Remove check for symbol ref, we can handle
2255 much more complex expressions now.
2256 (compute_store_table): Remove most of the code, it's unnecessary
2257 now that the dataflow analyzer records the info for us.
2258 (store_killed_after): Add parameter to say whether to do the
2259 store_ops_okay test, used to speed up testing when we already know
2260 the answer, and just want to know if the store itself was killed.
2261 (build_store_vector): Largely rewritten to calculate the various
2262 vectors properly, and somewhat optimized.
2263 (store_motion): Init the df_analyzer, get REG_DEF chains.
2264 Also handle trapping expressions (since mems almost always trap)
2265 (simple_mem): Redefine what a simple mem is.
2267 2001-08-03 DJ Delorie <dj@redhat.com>
2269 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
2270 set from a constant part of the condition.
2272 2001-08-01 Andrew Cagney <ac131313@redhat.com>
2274 * mkdeps.c (deps_add_default_target): Make local variable
2275 ``start'' a const char pointer.
2276 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
2278 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2280 * doc/install.texi (Configuration): Fix markup.
2281 (Specific, i?86-*-udk): Likewise.
2282 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
2284 Document --enable-threads and --enable-libgcj status.
2285 (Specific, mips-sgi-irix*): Canonicalize triples.
2286 (Specific, mips-sgi-irix5): Warn about problems with this config.
2287 Mention required GNU as patch.
2288 Native assembler problems are fixed.
2289 (Specific, mips-sgi-irix6): Update O32 ABI support status.
2290 Document --enable-threads and --enable-libgcj status.
2292 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2294 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
2297 2001-08-03 Richard Henderson <rth@redhat.com>
2299 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
2302 2001-08-03 Richard Henderson <rth@redhat.com>
2304 * rtlanal.c (find_first_parameter_load): Stop if we
2305 reach a CODE_LABEL at BOUNDARY.
2307 2001-08-03 Richard Henderson <rth@redhat.com>
2309 * config/alpha/alpha.md (force_movdi): New insn.
2310 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
2311 Tweek FRP marking of VMS prologue insns.
2312 * config/alpha/vms.h (EPILOGUE_USES): New.
2314 2001-08-02 Richard Henderson <rth@redhat.com>
2316 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
2318 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
2320 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
2321 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
2322 config/convex/convex.h, config/d30v/d30v.c,
2323 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2324 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
2325 config/mips/mips.h, config/mn10200/mn10200.h,
2326 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
2327 config/v850/v850.h, config/vax/openbsd.h,
2328 config/vax/openbsd1.h, config/vax/ultrix.h,
2329 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
2330 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
2331 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
2332 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
2333 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
2334 in comments and documentation.
2336 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2340 * Makefile.in (line-map.o): New.
2341 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
2342 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
2343 * cpperror.c (print_containing_files): Similarly.
2344 (print_location): Update. Don't output a space before _Pragma.
2345 * cppfiles.c (stack_include_file): Set to line 1 immediately.
2346 (stack_include_filee, cpp_make_system_header): Update.
2347 (_cpp_execute_include): Get logical line number right for calling
2348 as-yet-unterminated #include.
2349 * cpphash.h (struct cpp_reader): Add line_maps.
2350 (_cpp_do_file_change): Update.
2351 * cppinit.c (cpp_create_reader): Initialize line maps.
2352 (cpp_destroy): Destroy line maps.
2353 (cpp_start_read): Get logical line number right.
2354 * cpplex.c (parse_string): Only warn once for multi-line strings.
2355 Use boolean variable for null warning.
2356 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
2358 (do_include_common): End the directive early.
2359 (do_line): Don't warn about out-of-range lines in preprocessed
2360 source. Update. Remove unused variables.
2361 (_cpp_do_file_change): Update for new line mapping.
2362 (pragma_cb): New typedef.
2363 (cpp_register_pragma): Stop looking ahead before calling the
2365 (do_pragma_system_header): End directive early.
2366 (cpp_get_line_maps): New.
2367 (cpp_pop_buffer): Fudge logical line. Update.
2368 * cpplib.h: Include line-map.h
2369 (enum cpp_fc_reason): Remove.
2370 (struct cpp_file_change): Update.
2371 (cpp_get_line_maps): New.
2372 * cppmain.c (struct_printer): New member map.
2373 (cb_file_change): Update for new mappings.
2374 * fix-header.c (cb_file_change): Similarly.
2376 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2378 * Makefile.in (libgcc.mk): Define mkinstalldirs.
2379 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
2381 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
2383 * config/vax/vax.c: include expr.h.
2385 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2387 * Makefile.in ($(srcdir)/configure): Only rebuild in
2389 ($(srcdir)/config.in): Only define in maintainer mode.
2390 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
2392 2001-08-02 David Edelsohn <edelsohn@gnu.org>
2394 * doc/install.texi (Install GCC: Binaries): Update Bull info.
2396 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2398 * gcc.c (set_collect_gcc_options): New function, split out from
2400 Ignore elided switches.
2401 (do_spec_1): Invoke before executing command.
2402 (set_input): Export.
2403 Move declaration ...
2404 * gcc.h (set_input): ... here.
2405 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
2408 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
2411 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
2413 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
2415 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
2417 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
2418 for the unnamed instructions it expands to.
2420 2001-08-02 Richard Henderson <rth@redhat.com>
2422 * regclass.c (call_really_used_regs): Conditionally define.
2423 (init_reg_sets_1): Don't use it if not defined.
2424 (fix_register): Similarly, don't set it.
2426 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2428 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
2429 Correct comment that had been missed in the previous change.
2431 2001-08-01 Stan Shebs <shebs@apple.com>
2433 * config/darwin.c (machopic_stub_name): Try matching by name.
2434 (update_stubs): New function.
2435 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
2438 2001-08-01 Richard Henderson <rth@redhat.com>
2440 * except.c (output_function_exception_table): Use assemble_align.
2441 * varasm.c (assemble_eh_label): Remove.
2442 (assemble_eh_align, assemble_eh_integer): Remove.
2444 2001-08-01 Robert Lipe <robertl@caldera.com>
2446 * dwarfout.c: Remove reference to README.DWARF.
2448 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
2450 * regclass.c (call_really_used_regs): New array for registers which
2451 are actually used by a call.
2452 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
2454 (fix_register): Set call_really_used too.
2455 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
2456 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
2458 2001-08-01 Richard Henderson <rth@redhat.com>
2460 * read-rtl.c (read_name): Consider \r whitespace.
2462 2001-07-11 Andrew Cagney <ac131313@redhat.com>
2464 * config.gcc: Recognize powerpc-*-netbsd*.
2466 * doc/install.texi (Host/target specific installation notes for
2467 GCC): Mention powerpc-*-netbsd*.
2469 * config/rs6000/netbsd.h: New file.
2470 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
2471 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
2472 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
2473 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
2474 (TARGET_VERSION): Redefine.
2476 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
2477 mcall-netbsd as a match for mcall-sysv.
2478 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
2479 (ncrti.S, ncrtn.S): New targets.
2480 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
2482 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
2483 "netbsd' as a V4 ABI.
2484 (ASM_SPEC): Check for -mcall-netbsd.
2485 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
2486 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
2487 (LIB_SPEC, ENDFILE_SPEC): Ditto.
2488 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
2489 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
2490 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
2491 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
2493 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
2494 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
2496 2001-08-01 Mark Kettenis <kettenis@gnu.org>
2498 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
2499 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
2500 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
2501 including "unwind-pe.h".
2503 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2505 * rs6000.md (define_splits): Kill unused constraints.
2507 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
2508 Jan Hubicka <jh@suse.cz>
2510 * function.c (thread_prologue_and_epilogue_insns): Kill code
2511 dealing with non-existent CFG.
2513 2001-08-01 Kazu Hirata <kazu@hxi.com>
2515 * alias.c: Fix comment formatting.
2516 * bitmap.c: Likewise.
2517 * builtins.c: Likewise.
2518 * calls.c: Likewise.
2519 * c-common.c: Likewise.
2520 * c-decl.c: Likewise.
2521 * c-dump.c: Likewise.
2522 * c-lex.c: Likewise.
2523 * collect2.c: Likewise.
2524 * combine.c: Likewise.
2525 * conflict.c: Likewise.
2526 * cppfiles.c: Likewise.
2527 * cppinit.c: Likewise.
2528 * cpplex.c: Likewise.
2529 * cpplib.c: Likewise.
2530 * cppmacro.c: Likewise.
2531 * cppspec.c: Likewise.
2532 * c-pragma.c: Likewise.
2533 * crtstuff.c: Likewise.
2535 * cselib.c: Likewise.
2536 * c-semantics.c: Likewise.
2537 * c-typeck.c: Likewise.
2539 2001-08-01 H.J. Lu <hjl@gnu.org>
2541 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
2543 2001-08-01 H.J. Lu <hjl@gnu.org>
2545 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
2547 2001-08-01 Ziemowit Laski <zlaski@apple.com>
2549 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
2550 contextualizing Objective-C class name lookup by the lexer.
2551 (typespec_reserved_nonattr): Disable ObjC class name lookup after
2553 (protocoldef): Add support for forward @protocol declarations.
2554 (yylexname): Suppress ObjC class name lookup in certain contexts;
2555 re-enable after lookup is complete.
2556 (_yylex): Re-enable ObjC class name lookup when certain
2557 punctuation marks are seen.
2559 * objc/objc-act.c (check_protocol_recursively): New function used
2560 for finding circular dependencies in protocols.
2561 (objc_declare_protocols): New function for handling forward
2562 @protocol declarations.
2563 (receiver_is_class_object): Detect the case when 'self' is used
2564 inside of a class method.
2565 (build_message_expr): Issue a warning if class method is desired
2566 but instance method is found instead.
2567 (conforms_to_protocol): Streamline.
2568 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
2569 protocol Foo, even if 'Bar foo' does not.
2570 (check_protocols): Streamline.
2571 (start_protocol): Add checks for circular and duplicate protocol
2573 (encode_aggregate_within): For typedefs of structs, encode the
2575 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
2576 (objc_declare_protocols): New prototype.
2578 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2580 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
2581 * cpplex.c (handle_newline): Update prototype. Maintain logical
2583 (skip_escaped_newlines, skip_block_comment, parse_string):
2585 (_cpp_lex_token): Update, and store token position within the token.
2586 * cpplib.h (struct cpp_token): Add line and column entries.
2587 * cppmacro.c (replace_args): Position stringified tokens correctly.
2589 2001-08-01 Andreas Jaeger <aj@suse.de>
2591 * basic-block.h: Add prototype for last_loop_beg_note.
2593 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
2595 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
2596 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
2598 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
2599 while handling WITH_CLEANUP_EXPR node. Use second operand calling
2600 expand_decl_cleanup.
2601 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
2603 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
2604 operand while calling simple_cst_equal.
2605 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
2606 operand is the cleanup expression, the third is the RTL_EXPR.
2607 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
2609 2001-07-31 Jeff Sturm <jsturm@one-point.com>
2611 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
2613 2001-07-31 matthew green <mrg@eterna.com.au>
2615 * config.gcc (i386-*-netbsdelf): New description.
2616 * config/i386/netbsd-elf.h: New file.
2618 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
2620 * loop.c (check_dbra_loop): Use single_set to compute
2623 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
2625 PowerPC reorg and support for powerpc64-*-linux*.
2627 Also fixes emitting of constants on 32 bit and 64 bit
2630 * config.gcc: powerpc64-*-linux* is a new target.
2631 Things that needed aix.h now also include xcoff.h
2633 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
2635 Move AIX specific stuff into aix.h.
2636 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
2637 with more than just XCOFF now.
2638 (SET_ASM_OP): Remove, now defined where needed.
2639 (FUNCTION_PROLOGUE): New macro definition.
2640 (FUNCTION_EPILOGUE): New macro definition.
2641 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
2643 * config/rs6000/xcoff.h: New file.
2645 * config/rs6000/linux64.h: New file.
2647 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
2649 2001-07-31 Alan Modra <amodra@bigpond.net.au>
2651 * rs6000.c (print_operand_address): Handle ELF syntax.
2652 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
2653 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
2654 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
2656 2001-07-31 David Edelsohn <edelsohn@gnu.org>
2658 * rs6000.c (rs6000_override_options): Only disable
2659 flag_function_sections for XCOFF.
2660 (exact_log2_cint_operand): New predicate.
2661 (reg_or_{add,sub}_cint64_operand): New predicates.
2662 (add_operand): Compare CONST_INT with fewer function calls.
2663 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
2664 (print_operand, case 'p'): Ensure positive operand.
2665 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
2666 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
2667 (PREDICATE_CODES): Add new predicates.
2668 * rs6000.md (addsi3): Split 32-bit constants more correctly.
2669 (divsi3, modsi3): Ensure positive power-of-2.
2670 (adddi3): Use new predicate. Split 32-bit constants more
2671 correctly. Re-arrange splitter to handle any constant.
2672 (subdi3): Use new predicate.
2673 (divdi3, moddi3): Ensure positive power-of-2.
2674 (movdi): Use rs6000_emit_set_const.
2675 (load_toc_v4_pic_di): Delete.
2677 2001-07-31 Graham Stott <grahams@redhat.com>
2679 * function.c (pad_below): Revert 2001-07-26 patch.
2681 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2683 * reg-stack (convert_regs_1): Fix best edge condition.
2685 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2687 * jump.c (duplicate_loop_exit_test): Better test for jumps
2688 entering the loop; create loop pre_header.
2690 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
2692 * doc/install.texi: Add s390 and s390x as new targets.
2693 * doc/invoke.texi: Add documantation of S/390 and zSeries
2695 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
2697 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
2699 * config/m68k/m68k.md: Replace all general_operand with
2700 nonimmediate_operand for all destinations.
2701 * config/m68k/m68k.c (not_sp_operand): Likewise.
2703 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
2705 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
2707 2001-07-30 Richard Henderson <rth@redhat.com>
2709 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
2710 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
2712 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
2714 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
2715 Add missing doc strings
2716 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
2717 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
2719 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
2721 * i386.c (ix86_output_main_function_alignment_hack): New function.
2722 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
2724 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
2725 edges by EDGE_DFS_BACK flag.
2726 (dump_edge_info): Add dfs_back flag.
2727 * basic-block.h (EDGE_DFS_BACK): New constant.
2728 (mark_dfs_back_edges): Declare.
2729 * alias.c (loop_p): Remove.
2730 (mark_constant_function): Use mark_dfs_back_edges.
2732 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
2733 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
2734 (compensate_edge): Break out from ...
2735 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
2736 (convert_regs_2): Set block_done once block is really done;
2737 Do updating of the predecesors counts.
2739 * toplev.c (rest_of_compilation): Recompute block_for_insn
2740 before post-reload cfg_cleanup.
2741 * function.c (thread_prologue_epilogue_insns):
2742 Call set_block_for_new_insns when emitting prologue directly.
2744 2001-07-30 Andreas Jaeger <aj@suse.de>
2746 * jump.c: Add prototype for mark_modified_reg.
2748 * cse.c (set_live_p): Add unused attribute.
2750 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
2752 (scan_for_source_files): Use long for count to avoid overflow.
2753 (output_data): Likewise.
2754 (output_data): Don't use string concatatenation to silence gcc
2757 * predict.c: Fix typos and grammar.
2759 * gcse.c (insert_insn_end_bb): Remove unused variables.
2761 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2763 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
2764 (attempt_auto_inc): LIkewise.
2765 (mark_used_reg): Likewise.
2766 (try_pre_increment_1): Likewise.
2767 * regclass.c (regclass): Likewise.
2768 * global.c (allocno_compare): Update comment; change scaling factor.
2769 * local-alloc.c (QTY_CMP_PRI): Likewise.
2770 * regs.h (REG_FREQ_FROM_BB): New.
2771 (REG_FREQ_MAX): Likewise.
2773 2001-07-30 H.J. Lu <hjl@gnu.org>
2775 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
2778 2001-07-30 H.J. Lu (hjl@gnu.org)
2780 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
2781 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2782 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
2784 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
2786 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
2787 as -mthumb-interwork when -mcpu=arm7 is specified.
2789 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2791 * predict.def (noreturn, loop branch, loop exit): Mark as first
2794 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
2796 * combine.c (try_combine): Avoid barrier after noop jumps.
2798 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2800 * cpphash.h (struct cpp_reader): Remove import_warning.
2801 * cpplib.c (skip_rest_of_line): Don't bother turning off
2803 (parse_include): Move include handling to...
2804 (do_include_common): ... here. Move import warning from...
2805 (do_import): ... here.
2806 (do_pragma_poison): Don't do a callback for poison identifiers.
2807 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
2808 * cppmain.c (setup_callbacks): Similarly.
2810 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2812 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
2813 handle multiple sets.
2814 * except.c (sjlj_mark_call_sites): .... here.
2815 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
2817 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2819 Suggested by Richard Henderson and Richard Kenner:
2820 * combine.c (recog_for_combine): Use the fake recog
2821 only if instruction does not match.
2822 * rtl.h (NOOP_MOVE_INSN_CODE): New.
2823 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
2825 * combine.c (try_combine): Discover noop jump as direct jump.
2827 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
2829 * df.c (df_rd_global_compute): Add successors to worklist, not
2831 (df_ru_global_compute): Ditto.
2833 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
2835 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
2836 increment REG_N_SETS.
2838 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
2840 * sbitmap.h: New prototype for sbitmap_a_xor_b.
2842 * sbitmap.c (sbitmap_a_xor_b): New function.
2843 ifdef the basic block stuff on IN_GCC.
2845 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2847 * cppexp.c (parse_defined): Always record the macro name.
2848 (lex): Don't worry about identifiers, or special-case
2850 (_cpp_parse_expr): Figure out at the end of the routine
2851 whether we saw a valid !defined() expression.
2852 * cppfiles.c (stack_include_file): Update for mi_valid.
2853 (_cpp_pop_file_buffer): Similarly.
2854 * cpplex.c (_cpp_lex_token): Similarly.
2855 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
2856 mi_if_not_defined, mi_lexed): Remove.
2858 * cpplib.c (do_if): Simplify.
2859 (do_endif, push_conditional, _cpp_handle_directive): Update
2860 for renaming of mi_state to mi_valid.
2862 * cpp.texi: Add index entries for digraphs, and add comment
2863 that C++ refers to them as alternative tokens.
2865 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2867 * basic-block.h (CLEANUP_PRE_LOOP): New.
2868 * except.c (finish_eh_generation): Update call of cleanup_cfg.
2869 * sibcall.c (optimize_sibling_calls): Likewise.
2870 * toplev.c (rest_of_compilation): Likewise.
2871 * flow.c (try_forward_edges): Take argument MODE;
2872 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
2873 (try_optimize_cfg): Update call of try_forward_edges.
2875 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2876 Jan Hubicka <jh@suse.cz>
2878 * (validate_replace_rtx_1): Fix simplification of MINUS.
2880 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
2882 PR preprocessor/3669
2883 * cppinit.c (init_dependency_output): Turn off dump requests
2884 if sending dependencies to stdout.
2886 2001-07-28 Richard Henderson <rth@redhat.com>
2888 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
2891 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
2893 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
2895 2001-07-28 Kazu Hirata <kazu@hxi.com>
2897 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
2898 is VAR_DECL first to prevent an ICE.
2900 2001-07-28 Richard Henderson <rth@redhat.com>
2902 * varasm.c (immed_real_const_1): Don't elide special cases for
2904 (clear_const_double_mem): Clear const_tiny_rtx too.
2906 2001-07-28 Richard Henderson <rth@redhat.com>
2908 * dwarf2out.c (dw_val_class_offset): New.
2909 (struct dw_ranges_struct, dw_ranges_ref): New.
2910 (ranges_table, ranges_table_allocated): New.
2911 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
2912 (add_AT_offset, add_ranges, output_ranges): New.
2913 (print_die, output_die): Handle dw_val_class_offset.
2914 (attr_checksum, size_of_die, value_format): Likewise.
2915 (gen_lexical_block_die): Handle non-contiguous blocks.
2916 (gen_block_die): Likewise.
2917 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
2918 if needed. Dump the ranges table.
2919 * final.c (final_start_function): Remove unnecessary notes and
2920 rebuild the block tree before numbering the blocks.
2921 * function.c (reorder_blocks_0): Walk the existing block tree
2922 to unmark all blocks.
2923 (reorder_blocks_1): Create block fragments when duplicate block
2925 (reorder_fix_fragments): New.
2926 (reorder_blocks): Call it.
2927 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
2929 2001-07-28 Richard Henderson <rth@redhat.com>
2931 * emit-rtl.c (adjust_address): Make a copy of the memory address.
2933 2001-07-28 Richard Henderson <rth@redhat.com>
2935 * flow.c (add_to_mem_set_list): New function.
2936 (init_propagate_block_info): Use it.
2937 (mark_set_1): Likewise.
2938 (insn_dead_p): Canonicalize memory address for dead store
2939 comparison. Allow wider mode stores to kill narrower mode stores.
2940 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
2941 (invalidate_mems_from_set): Don't handle MEMs.
2943 2001-07-28 Kazu Hirata <kazu@hxi.com>
2945 * config/h8300/h8300.h: Fix formatting.
2947 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2949 * basic-block.h (EDGE_FREQUENCY): New macro.
2950 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
2952 * flow.c (find_sub_basic_blocks): Likewise.
2953 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
2954 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
2956 * predict.c (DEF_PREDICTOR): New argument FLAGS.
2957 (HITRATE): New macro.
2958 (PRED_FLAG_FIRST_MATCH): New constant.
2959 (predictor_info): New field flgags.
2960 (combine_predictions_for_insn): Use DS theory to combine
2961 probabilities; set the edge probabilities when finished.
2962 (estimate_probability): Avoid duplicated matches
2963 of LOOP_BRANCH heuristics for nested loops; update comment.
2964 * predict.def: Add flags for each prediction, set probabilities
2965 according to B&L paper.
2966 * predict.h (DEF_PREDICTOR): New argument FLAGS.
2968 * profile.c (compute_branch_probabilities): Cleanup way the edge
2969 probabilities are computed and REG_BR_PROB notes are dropped; if
2970 values does not match, emit error.
2971 (init_branch_prob): Do error instead of warning when profile driven
2972 feedback is missing or corrupt.
2974 2001-07-27 DJ Delorie <dj@redhat.com>
2976 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
2977 against a constant, try to adjust the compare to have the desired
2978 constant in it so that min/max optimizations happen more often.
2980 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2982 * flow.c (last_loop_beg_note): New function.
2983 (redirect_edge_and_branch): Use it.
2984 (split_edge): Likewise.
2986 * alias.c (loop_p): Avoid uninitialized memory access.
2988 * flow.c (try_forward_edges): Avoid accessing freed memory.
2990 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
2993 2001-07-26 Andrew Haley <aph@redhat.com>
2994 Joern Rennecke <amylaar@redhat.com>
2996 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
2997 (SUBTARGET_CPP_ENDIAN_SPEC): New.
2998 (SUBTARGET_CPP_SPEC): New.
3000 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3001 (SUBTARGET_CPP_PTR_SPEC): New.
3002 (CPP_DEFAULT_CPU_SPEC): New.
3003 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3004 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3005 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3006 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3007 (SUBTARGET_CPP_SPEC): Define as an empty string.
3009 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3011 * doc/install.texi (Configuration): Properly link the host
3012 specific instructions also when generating HTML.
3014 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3016 * flow.c (redirect_edge_and_branch_force): Test
3017 target->global_live_at_start.
3019 2001-07-26 Richard Henderson <rth@redhat.com>
3021 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3022 * rtl.h (avoid_constant_pool_reference): Declare it.
3023 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3024 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3026 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3028 * rtl.h (cleanup_barriers): Declare.
3029 * jump.c (cleanup_barriers): New function.
3030 * toplev.c (rest_of_compilation): Call cleanup_barriers
3031 before loop optimizer and after bb_reorder.
3033 * flow.c (back_edge_of_syntactic_loop_p): New.
3034 (split_edge): Use it.
3036 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3038 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3040 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3042 * cse.c (cse_process_notes): Replace any registers if the address
3045 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3047 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3048 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3049 (propagate_block): Update prototype.
3050 * flow.c (update_life_info): Simplify the CFG and
3051 recalculate the global regs which are alive when
3052 removing dead code during a global update.
3053 (propagate_block): Return non-zero if an INSN is
3056 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3058 * Makefile.in (LIBICONV): Define.
3060 2001-07-26 Catherine Moore <clm@redhat.com>
3062 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3063 of conditional to avoid tree checking errors.
3065 2001-07-26 Kazu Hirata <kazu@hxi.com>
3067 * regmove.c (regmove_optimize): Don't replace a reg with
3068 another reg of a different mode.
3070 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3072 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3073 limit length of dependancy flush list.
3074 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3075 * sched-int.h (struct deps): Add pending_flush_length field.
3076 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3077 has 1 element in it.
3078 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3079 (sched_analyze): After a jump, if the pending memory flush list is too
3080 large, flush the pending lists.
3081 (init_deps): Initialize pending_flush_length to 0.
3082 * doc/invoke.texi (max_pending_list_length): Document parameter.
3084 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3086 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3087 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3088 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3090 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3092 * cpphash.h (struct_lexer_state): Delete was_skipping.
3093 Move skipping here from struct cpp_reader.
3094 * cpplex.c (parse_identifier): Update.
3095 (_cpp_lex_token): Don't skip tokens in a directive.
3096 * cpplib.c (struct if_stack): Update.
3097 (start_directive, end_directive): Don't change skipping state.
3098 (_cpp_handle_directive): Update.
3099 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3100 (do_else, do_endif): Update; only check for excess tokens if not
3101 in a skipped conditional block.
3102 (push_conditional): Update for new struct if_stack.
3104 2001-07-26 Graham Stott <grahams@redhat.com>
3106 * function.c (locate_and_pad_parm): Also pad initial offset
3107 so that the total argument size also includes the padding.
3109 2001-07-26 Graham Stott <grahams@redhat.com>
3111 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3112 change XSTR to XTMPL.
3114 (process_one_cond_exec): Likewise
3116 2001-07-25 Richard Henderson <rth@redhat.com>
3118 * varasm.c (assemble_variable): Create DECL_RTL before setting
3121 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3123 * predict.c (estimate_probability): Avoid duplicated predictions.
3125 * loop.c (find_and_verify_loops): Grok multiple barriers.
3127 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3129 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
3131 * dbxout.c: Consistently use putc instead of fputc.
3132 (print_wide_int): New function; call instead of direct fprintf.
3133 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
3134 (dbxout_type_fields, dbxout_type_method_1): Likewise.
3135 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
3136 (print_int_cst_octal): Likewise.
3137 (print_octal): Show we wrote characters.
3138 (dbxout_type): Set have_used_extensions in more places.
3140 2001-07-25 Catherine Moore <clm@redhat.com>
3142 * config/v850/v850.c (v850_va_arg): Use addr
3143 instead of valist to build incr.
3145 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3147 * flow.c (delete_dead_jumptables): New function.
3148 (life_analyzis): Call it.
3149 * bb-reorder.c (skip_insns_after_block): Handle contradictory
3152 2001-07-25 Richard Henderson <rth@redhat.com>
3154 * except.c (reachable_handlers): Handle a region being removed
3155 out from under a RESX.
3157 2001-07-25 Richard Henderson <rth@redhat.com>
3159 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
3160 swap GE/GT if it is an fp comparison.
3162 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
3164 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
3167 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
3169 * ssa.c (rename_insn_1): Do not wrap an assignment to a
3170 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
3173 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
3175 (visit_expression): When attempting to simplify an expression,
3176 retrieve any modes for arguments before they are simplified
3179 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3180 Janis Johnson <janis@us.ibm.com>
3182 * stmt.c (expand_goto): A nonlocal goto can be a call too.
3183 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
3184 pointer parameters to match documented usage of nonlocal_goto.
3185 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
3186 parameters to their correct order.
3187 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
3188 parameters to their correct order.
3190 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3192 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
3194 2001-07-25 Jan Hubicka <jh@suse.cz>
3195 Richard Henderson <rth@redhat.com>
3197 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
3199 (make_edges): New argument update_p; populate the edge cache if set.
3200 (find_basic_blocks): Update make_edges invocation.
3202 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3204 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
3206 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3208 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
3209 -Acpu and -Amachine.h.
3210 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
3211 Corrected header to say ELF not a.out.
3212 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
3213 when given -msoft-float.
3215 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3217 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
3218 extra multilib parts like arm-elf.
3219 (i960-*-coff*, i960-*-rtems): Should not use collect2.
3220 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
3221 crtfini.o as extra multilib parts.
3223 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3225 * configure.in: Add rtems as a supported thread model.
3226 * gthr-rtems.h: Add missing entry point __gthread_active_p.
3227 * configure: Rebuilt.
3229 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
3231 * stor-layout.c (get_mode_alignment): make it work when
3232 BITS_PER_UNIT is not a power of two.
3233 * builtins.c (get_pointer_alignment): Likewise.
3235 2001-07-24 Richard Henderson <rth@redhat.com>
3237 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
3238 the retrieved constant into the expected mode.
3240 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3242 * flow.c (try_simplify_condjump): Avoid duplicated edges.
3243 (verify_flow_info): Check for duplicated edges; clarify
3246 * flow.c (block_label): Update basic_block_for_insn.
3247 (commit_edge_insertions): Call compute_bb_for_insn.
3249 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
3252 * flow.c (redirect_edge_and_branch,
3253 try_optimize_cfg): Use redirect_edge_succ_nodup
3254 (redirect_edge_succ_nodup): New.
3255 * basic_block.h (redirect_edge_succ_nodup): Declare.
3257 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
3260 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3262 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
3263 (try_crossjump_to_edge): Update commetns.
3264 (try_crossjump_bb): Likewise.
3266 2001-07-24 Richard Henderson <rth@redhat.com>
3268 * combine.c (distribute_notes): Move set of need_refresh
3269 for noop_move_p down to catch all cases.
3271 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
3273 * recog.c (split_all_insns_noflow): New.
3274 * rtl.h (split_all_insns_noflow): Declare.
3275 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
3276 * m68hc11.c (m68hc11_reorg): Likewise.
3277 * sh.c (machine_dependent_reorg): Likewise.
3278 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
3281 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3283 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
3284 (ashlsi3_n splitter): Likewise.
3285 (lshrsi3_n splitter): Likewise.
3287 (GOTaddr2picreg): Make const SImode.
3288 (sym_label2reg): Likewise.
3289 (symGOT2reg): Likewise.
3290 (symGOTOFF2reg) Likewise.
3292 (casesi_worker_0): Make unspec SImode.
3294 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3296 * config/sh/sh.c (barrier_align): Check that an operand really is
3297 an insn before extracting its INSN_CODE.
3299 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
3301 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
3304 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
3305 for SImode to prevent overflow.
3307 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3309 * config/mips/irix6-libc-compat.c: New file.
3310 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
3311 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
3314 2001-07-24 lars brinkhoff <lars@nocrew.org>
3316 * rtl.texi (REG_POINTER): Document.
3317 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
3318 QFmode, HFmode, TQFmode, QCmode, and HCmode.
3320 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3322 * flow.c (delete_noop_moves): Do not confuse libcall regions.
3324 2001-07-23 Richard Henderson <rth@redhat.com>
3326 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
3328 2001-07-23 Kazu Hirata <kazu@hxi.com>
3330 * config/h8300/h8300-protos.h: Add a prototype for
3331 general_operand_dst_push.
3332 * config/h8300/h8300.c (general_operand_dst_push): New.
3333 * config/h8300/h8300.h (OK_FOR_T): New.
3334 (EXTRA_CONSTRAINT): Use it.
3335 * config/h8300/h8300.md (movqi_push): Remove and integrate into
3336 the existing movqi pattern.
3337 (movhi_push): Likewise.
3339 * reload.c: Fix comment typos.
3341 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3343 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
3345 2001-07-23 H.J. Lu (hjl@gnu.org)
3347 * doc/extend.texi: Update __builtin_return_address and
3348 __builtin_frame_address.
3350 2001-07-23 Richard Henderson <rth@redhat.com>
3352 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
3354 * config/i386/i386.md: New setcc+movzbl peephole2.
3356 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3358 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
3359 * objc/objc-act.c: Include debug.h.
3360 (synth_module_prologue): Save and restore debug hooks too.
3362 2001-07-23 lars brinkhoff <lars@nocrew.org>
3364 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
3365 and C4X_FLOAT_FORMAT.
3366 (BOOL_TYPE_SIZE): Document.
3368 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
3370 * unroll.c (loop_iterations): Fix miscalculation of initial
3373 2001-07-13 Andrew Haley <aph@redhat.com>
3375 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
3376 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
3377 * config/sh/sh.c (sh_can_redirect_branch): New function.
3378 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
3379 * reorg.c (steal_delay_list_from_target): Use
3380 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
3382 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
3384 * flow.c (try_simplify_condjump): Unlink insn chain on
3385 fallthru edge; use can_fallthru.
3387 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3389 * basic-block.h (find_sub_basic_block): Declare.
3390 * flow.c (make_edges): New arguments MIN and MAX;
3391 (find_sub_basic_blocks): Revamp to use make_edges
3392 and purge_dead_edges.
3393 (find_basic_blocks): Update call of find_sub_basic_block.
3395 * recog.c (split_all_insns): Always expect CFG to be consistent;
3396 call find_sub_basic_blocks in case something has changed.
3397 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
3400 * basic-block.h (delete_noop_moves): Declare.
3401 * combine.c (combine_instructions): Call it.
3402 (recog_for_combine): Tolerate noop moves
3403 (distribute_notes): Force refresh when register dies at noop move.
3404 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
3406 (life_analysis): Update delete_noop_moves call.
3407 (set_noop_p): Move too ...
3408 * rtlanal.c (noop_move_p): ... here.
3409 * rtl.h (noop_move_p): Declare.
3411 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
3412 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
3414 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
3415 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
3417 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
3419 * reload.c (push_reload): Fix typo in comment.
3420 (find_reloads_address): Ditto.
3421 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
3423 2001-07-22 Richard Henderson <rth@redhat.com>
3425 * flow.c: Grammar check and clarify a lot of comments.
3426 (try_simplify_condjump): Rename variables to be clearer.
3427 (try_forward_edges): Skip complex and fallthru edges.
3428 Rearrange tests to avoid duplicate checks.
3429 (flow_find_cross_jump): Likewise.
3430 (outgoing_edges_match): Allow match if neither branch has
3431 probability data. Loosen probability match to 5%.
3432 (try_crossjump_to_edge): Hoist repeated indirection into
3434 (try_crossjump_bb): Don't check complex edges. Eliminate
3435 redundant crossjump tests.
3436 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
3437 checks before more expensive checks.
3439 2001-07-22 Richard Henderson <rth@redhat.com>
3441 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
3442 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
3445 2001-07-22 Richard Henderson <rth@redhat.com>
3447 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
3448 (const_sint32_operand): Likewise.
3449 * m68k.md (anon mulsi pattern): Use const_int_operand not
3450 const_sint32_operand.
3451 (umulsi3_highpart): Zero extend a constant input.
3452 (smulsi3_highpart): Don't bother checking SImode constant.
3453 (const_umulsi3_highpart): Give op3 DImode.
3454 (const_smulsi3_highpart): Likewise.
3456 2001-07-22 Richard Henderson <rth@redhat.com>
3458 * flow.c (split_block): Make sure bb_note is included in the
3459 new block when splitting before a label.
3461 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3463 * basic-block.h (redirect_edge_and_branch_force,
3464 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
3465 * flow.c (redirect_edge_and_branch_force,
3466 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
3467 (redirect_edge_and_branch_force): Fix copying of lifeness information.
3468 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
3469 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
3470 instead of label; update CFG after transformation.
3471 (find_if_case_1): Update call, use redirect_edge_and_branch_force
3472 for finishing the transformation; handle even case where ELSE
3473 does not follow THEN.
3474 (find_if_case_2): Update call of dead_or_predictable; simplify
3477 * emit-rtl.c (split_branch_probability): New global variable.
3478 (try_split): Take care to set split_branch_probability and
3479 create REG_BR_PROB note for new jump insns.
3480 * md.texi (define_split): Document new feature.
3482 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
3484 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
3486 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
3487 (asm_out_file): Remove redundant declaration.
3488 (assemble_asm): Remove old #if 0 block.
3489 (assemble_variable): Remove end of function; debug output is
3490 now handled with global_decl. Remove old #if 0 block. Update.
3491 Remove saved_in_section and associated no-op code.
3492 * Makefile.in (varasm.o): Correct dependencies.
3494 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
3496 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3497 the definition in defaults.h.
3499 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3501 * jump.c: Update comments.
3502 (delete_barrier_successors, delete_unreferenced_labels,
3503 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
3504 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
3505 jump_optimize, jump_optimize_minimal): Kill.
3506 (rebuild_jump_labels): Move code from jump_optimize_1.
3507 (purge_line_number_notes): Likewise.
3508 (copy_loop_headers): Likewise.
3509 * reg-stack.c: Update comment.
3511 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
3512 JUMP_AFTER_REGSCAN): Kill.
3513 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
3514 purge_line_number_notes and copy_loop_headers.
3516 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
3517 Richard Henderson <rth@redhat.com>
3519 * dbxout.c (dbxout_global_decl): New.
3520 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
3521 * sdbout.c (sdbout_finish): New.
3522 (sdbout_debug_hooks): Use it, add comments.
3523 (sdbout_global_decl): Defer initialised public vars to
3525 * varasm.c (assemble_variable): Don't output debug information
3526 for file-scope variables.
3528 2001-07-22 Richard Henderson <rth@redhat.com>
3530 * config/alpha/alpha.c (get_trap_mode_suffix): New.
3531 (get_round_mode_suffix): New.
3532 (print_operand): Use them for [/]. Remove support for [&'`()+].
3533 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
3534 * config/alpha/alpha.md (attr round_suffix): New.
3535 (attr trap_suffix): New.
3536 (all insns): Set them appropriately. Use %/ instead of the
3539 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3541 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
3543 2001-07-22 Richard Henderson <rth@redhat.com>
3545 * regrename.c (regrename_optimize): Compute nregs for each
3546 potential target register.
3548 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
3549 Richard Henderson <rth@redhat.com>
3551 * dbxout.c (dbxout_global_decl): New.
3552 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
3553 * sdbout.c (sdbout_finish): New.
3554 (sdbout_debug_hooks): Use it, add comments.
3555 (sdbout_global_decl): Defer initialised public vars to
3557 * varasm.c (assemble_variable): Don't output debug information
3558 for file-scope variables.
3560 2001-07-21 H.J. Lu (hjl@gnu.org)
3562 * config/mips/mips.c (mips_cpu): Moved into ...
3563 (override_options): Here.
3565 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
3567 (mips_cpu): Removed.
3569 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3571 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
3572 ("iorqi3"): Likewise.
3573 ("xorqi3"): Likewise.
3574 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
3575 ("*subhi3_sp): Likewise.
3576 ("*subhi3"): Likewise.
3577 ("extendhisi2"): Accept D, X and Y as source operand to avoid
3580 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
3582 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
3583 * config/freebsd.h: Likewise.
3584 * config/linux.h: Likewise.
3585 * config/openbsd.h: Likewise.
3586 * config/alpha/linux-elf.h: Likewise.
3587 * config/arm/linux-elf.h: Likewise.
3588 * config/d30v/d30v.h: Likewise.
3589 * config/fr30/fr30.h: Likewise.
3590 * config/ia64/aix.h: Likewise.
3591 * config/ia64/ia64.h: Likewise.
3592 * config/mips/linux.h: Likewise.
3593 * config/pj/pj.h: Likewise.
3594 * config/rs6000/linux.h: Likewise.
3595 * config/sparc/linux.h: Likewise.
3596 * config/sparc/linux64.h: Likewise.
3598 2001-07-20 Bruce Korb <bkorb@gnu.org>
3600 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
3601 because getc() and char* may disagree on signedness.
3603 2001-07-20 Richard Henderson <rth@redhat.com>
3605 * doc/rtl.texi (REG_DEAD): Update for current semantics.
3607 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
3608 insns to delete in the presence of cc0 in a jump insn.
3610 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3611 Jan Hubicka <jh@suse.cz>
3613 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
3614 of doing the change by hand.
3616 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3618 * rtlanal.c (set_noop_p): Return true for noop jumps.
3620 * expr.c (emit_single_push_insn): Add call to push expander.
3621 * expr.h (optab_index): Add OTI_push
3622 (push_optab): New constant.
3623 * genopinit.c (optabs): Add push_optab.
3624 * optabs.c (init_optab): Init push optab.
3625 * md.texi (push??1): Document
3627 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3629 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
3630 expand to emit the pattern; put a REG_INC note for push/pop
3632 ("movdf", "movdf_internal"): Likewise.
3633 ("movsi", "movsi_internal"): Likewise.
3634 ("movsf", "movsf_internal"): Likewise.
3635 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
3637 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3639 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
3642 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
3644 * params.def: Change default max inline insns to 100.
3646 2001-07-20 Diego Novillo <dnovillo@redhat.com>
3648 * combine.c (combine_simplify_rtx): Generate a new shift operation
3649 when simplifying the first operand of a (neg (ashift)) expression.
3651 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3653 * regclass.c (N_REG_INTS): Use only 32 bits per element.
3655 2001-07-20 Kelley Cook <kelley.cook@home.com>
3657 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
3658 information. Move rest into ...
3659 (*-*-solaris): ... here. Eliminate redundant information and
3660 reword necessary packages section. Delete 4.x assembler bug info.
3661 (sparc-sun-*): Merge into ...
3662 (sparc-sun-sunos*): here.
3664 2001-07-20 Catherine Moore <clm@redhat.com>
3666 * config/v850/v850.md (casesi): Generate LABEL_REF
3669 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3671 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
3672 * i386.c (ix86_zero_extend_to_Pmode): Make global.
3673 * i386.md (strclrsi expander): Use it.
3675 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3677 * integrate.c (copy_insn_list): handle
3678 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
3679 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
3680 identically as to CODE_LABEL.
3682 * fold-const (fold): Convert A/B/C to A/(B*C) and
3685 * except.c (connect_post_landing_pads): Delete the RESX insns.
3687 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
3689 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
3691 * config/mips/mips.md (nmadd/nmsub): Use macro.
3693 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
3695 * cppinit.c (remove_dup_dir): Make static.
3696 (remove_dup_dirs): Make static. Only warn about preempting a
3697 system directory with a non-system directory.
3699 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
3701 * ifcvt.c (noce_try_store_flag_constants): Correct order
3702 of parameters to trunc_int_for_mode.
3704 2001-07-19 Mark Mitchell <mark@codesourcery.com>
3706 * reorg.c (fill_simple_delay_slots): If an instruction might throw
3707 an exception that will be caught within this function, do not fill
3708 its delay slot with any subsequent instruction.
3710 2001-07-19 Steve Ellcey <sje@cup.hp.com>
3712 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
3713 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
3714 pointer extension instruction.
3715 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
3716 * simplify-rtx.c (simplify_unary_operation) Likewise.
3717 * explow.c (convert_memory_address) Check value of
3718 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
3720 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
3721 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
3722 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
3723 Add Multilib Support.
3724 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
3725 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
3726 Add Multilib Support.
3727 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
3729 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
3730 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
3731 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
3733 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
3735 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
3736 old and new operands in `<', `3' and `b'.
3738 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
3740 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
3741 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
3742 (toplev.o): Don't depend on xcoffout.h.
3743 * c-decl.c: Include debug.h
3744 (duplicate_decls): Use debug hook.
3745 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
3746 (dbx_debug_hooks, xcoff_debug_hooks): Update.
3747 (dbxout_types): Remove.
3748 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
3749 * debug.c (do_nothing_debug_hooks): Update.
3750 (debug_true_tree, debug_nothing_rtx): New.
3751 * debug.h (struct rtx_def): New.
3752 (struct gcc_debug_hooks): New hooks ignore_block,
3753 outlining_inline_function and label.
3754 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
3755 dwarf2out_frame_finish): New.
3756 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
3757 Make static, update prototype.
3758 (dwarf2_debug_hooks): Update.
3759 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
3760 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
3761 * dwarfout.c (dwarf_debug_hooks): Update.
3762 * emit-rtl.c: Include debug.h.
3763 (remove_unnecessary_notes): Use debug hook.
3764 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
3765 (final_scan_insn): Use debug hook.
3766 * integrate.c (output_inline_function): Use debug hook.
3767 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
3768 (sdb_debug_hooks): Update.
3769 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
3770 * toplev.c: Don't include xcoffout.h.
3771 (note_outlining_of_inline_function, debug_ignore_block): Remove.
3772 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
3774 * tree.h (dwarf2out_do_frame): Remove.
3776 2001-07-19 Catherine Moore <clm@cygnus.com>
3778 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
3780 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
3782 * reload1.c (eliminate_regs_in_insn): When updating a set
3783 to the frame pointer to the hardware frame pointer, perform
3784 the update always not just when REPLACE is set.
3786 * reload1.c (choose_reload_regs): Don't inherit a reload
3787 that crosses multiple registers if registers past the first
3788 don't fit in the desired class.
3790 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
3791 when negating constants.
3793 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
3795 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
3796 * doc/tree.texi: Ditto.
3798 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
3799 Jakub Jelinek <jakub@redhat.com>
3801 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
3802 (extract_cie_info): Handle "eh" augmentation properly,
3804 (struct frame_state, __frame_state_for): New.
3806 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3808 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
3809 HANDLE_SYSV_PRAGMA): Define.
3810 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
3812 (copy_object): Caller changed.
3814 2001-07-19 Andreas Schwab <schwab@suse.de>
3816 * configure.in (assembler dwarf2 debug_line support): Define nop
3818 * configure: Regenerated.
3820 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
3824 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
3825 to conditionally compiled block.
3826 (dbx_debug_hooks, xcoff_debug_hooks): Update.
3827 * dbxout.h (dbxout_function): Remove.
3828 * debug.c (do_nothing_debug_hooks): Update.
3829 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
3830 global_decl, deferred_inline_function.
3831 * dwarf2out.c (dwarf2_debug_hooks): Update.
3832 (dwarf2out_global_decl): New.
3833 * dwarfout.c: Don't include dwarfout.h.
3834 (dwarfout_global_decl, dwarfout_function_decl,
3835 dwarfout_deferred_inline_function): New.
3836 (dwarf_debug_hooks): Update.
3837 * dwarfout.h: Remove.
3838 * final.c: Don't include dwarfout.h.
3839 * sdbout.c (sdbout_global_decl): New.
3840 (sdbout_debug_hooks): Update.
3841 * toplev.c: Don't include dwarfout.h.
3842 (check_global_declarations, rest_of_compilation): Use new debug hooks.
3843 (note_deferral_of_defined_inline_function): Remove.
3844 * toplev.h (note_deferral_of_defined_inline_function): Remove.
3845 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
3846 * ch/lex.c: Don't include dwarfout.h.
3847 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
3848 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
3849 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
3850 * cp/optimize.c: Include debug.h.
3851 (maybe_clone_body): Use debug hook.
3852 * cp/semantics.c: Include debug.h.
3853 (expand_body): Use debug hook.
3854 * po/POTFILES.in: Remove dwarfout.h.
3856 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
3858 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
3859 * c-parse.in (yyerror, _yylex): Similarly.
3860 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
3861 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
3863 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
3864 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
3866 2001-07-18 Jeff Sturm <jsturm@one-point.com>
3868 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
3869 in-class declaration at -g1. Fixes c++/2814.
3871 2001-07-18 Richard Henderson <rth@redhat.com>
3873 * doc/md.texi (reload_in/out): Document restrictions in predicates
3874 and constraints for these patterns. Document empty string matching
3877 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3879 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
3881 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3883 * cse.c: Undo my previous patch.
3885 2001-07-18 Tom Tromey <tromey@redhat.com>
3888 * configure: Rebuilt.
3889 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
3891 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
3893 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
3894 Jan Hubicka <jh@suse.cz>
3896 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
3897 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
3898 * jump.c (mark_jump_label): Do not forward branches.
3900 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3902 * cse.c (delete_trivially_dead_insns): Delete the libcall block
3903 when return value is unused.
3905 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3907 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
3909 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
3911 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
3912 on error. We can't blindly return the result of
3913 pthread_mutex_trylock because it returns a positive number on
3914 error, while we must return -1 on error.
3915 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
3917 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
3919 2001-07-18 Andreas Jaeger <aj@suse.de>
3921 * integrate.c (output_inline_function): Correct type of debug_hooks.
3923 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
3925 * combine.c (combine_simplify_rtx): DIV can be treated
3926 associatively for floats if unsafe math optimisations are enabled.
3928 2001-07-17 Richard Henderson <rth@redhat.com>
3930 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
3932 2001-07-17 Richard Henderson <rth@redhat.com>
3934 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
3935 don't force the function address into a register.
3936 (expand_call, emit_library_call_value_1): Update callers.
3937 * builtins.c (expand_builtin_apply): Likewise.
3938 * expr.h (prepare_call_address): Update decl.
3940 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
3942 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
3944 * config/i386/chorus.h: Move up.
3945 * config/sparc/chorus.h: Likewise.
3946 * config/rs6000/chorus.h: Likewise.
3947 * config/chorus.h: Moved here.
3949 2001-07-17 Andreas Schwab <schwab@suse.de>
3951 * configure.in (assembler eh_frame optimization): Handle big
3953 * configure: Regenerated.
3955 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * expr.c (epxand_expr): Convert divisions into multiplications by
3958 reciprocals if -ffast-math.
3960 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
3962 * dbxout.c (dbxout_really_begin_function): Rename to
3963 dbxout_begin_function.
3964 (dbx_debug_hooks, xcoff_debug_hooks): Update.
3965 (dbxout_begin_function): Remove.
3966 (dbxout_function): Update.
3967 (dbxout_source_line): Update prototype.
3968 * dbxout.h (dbxout_begin_function): Remove.
3969 * debug.c (do_nothing_debug_hooks): Update.
3970 (debug_nothing_tree): Update.
3971 (debug_nothing_charstar_rtx): Remove.
3972 * debug.h (union tree_node): Declare.
3973 (struct rtx_def): Remove.
3974 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
3975 begin_function. Change source_line prototype.
3976 (debug_nothing_tree): New.
3977 (debug_nothing_charstar_rtx): Delete.
3978 (dwarf2out_begin_prologue): Moved from ...
3980 * dwarf2out.c (dwarf2_debug_hooks): Update.
3981 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
3982 debug info, call dwarf2out_source_line.
3983 (dwarf2out_souce_line): Update prototype.
3984 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
3985 Change prototype, make static.
3986 (dwarfout_source_line): Update prototype.
3987 (dwarf_debug_hooks): Update.
3988 * dwarfout.h (dwarfout_begin_function): Remove.
3989 * final.c (final_start_function, final_scan_insn): Use appropriate
3990 debug hooks, update to use notice_source_line.
3991 (output_source_line): Rename notice_source_line. Don't call the
3992 source_line debug hook.
3993 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
3994 make static, update prototype.
3995 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
3997 (sdbout_end_prologue): New.
3998 (sdbout_source_line): Update prototype.
3999 (sdbout_debug_hooks): Update.
4000 (sdbout_symbol): Remove unused var.
4001 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4003 * varasm.c: Include debug.h.
4004 (assemble_start_function): Use begin_function debug_hook.
4005 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4006 update with prototype.
4007 (xcoffout_source_line): Update prototype.
4008 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4010 (xcoffout_source_line): Update prototype.
4012 2001-07-17 Richard Henderson <rth@redhat.com>
4014 * c-typeck.c (build_binary_op): Do not shorten unsigned
4015 right shift after sign extension.
4017 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4019 * combine.c (combine_simplify_rtx): Attempt to simplify
4020 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4022 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4023 (simplify_binary_operation, simplify_unary_operation,
4024 simplify_relational_operation): Use it.
4026 * combine.c (combine_simplify_rtx): Don't do associative law
4027 on divisions; allow associative law on floats.
4029 2001-07-17 H.J. Lu <hjl@gnu.org>
4030 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4032 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4033 ASM_OUTPUT_WEAK_ALIAS are defined.
4034 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4035 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4037 * config/mips/iris5.h: ... here.
4038 (HANDLE_SYSV_PRAGMA): Defined as 1.
4039 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4040 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4043 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4045 * c-parse.in (all_prefix_attributes): New variable.
4046 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4047 (maybe_resetattrs): New production.
4048 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4049 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4050 notype_initdcl, nested_function, notype_nested_function,
4051 component_decl, components, components_notype,
4052 component_declarator, component_notype_declarator,
4053 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4054 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4055 after a comma being applied to more than one declarator.
4056 * doc/extend.texi (Attribute Syntax): Update. Remove
4057 documentation of bugs that are no longer present.
4059 2001-07-13 Eric Christopher <echristo@redhat.com>
4061 * config/mips/mips.h: Change TUNE_MIPS* options to use
4063 (EXTRA_SPECS): Add cc1_cpu_spec.
4064 * config/mips/mips.md (muldf3): Fix typo.
4066 2001-07-16 Richard Henderson <rth@redhat.com>
4068 * config/m68k/m68k.c: Include expr.h and reload.h.
4069 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4070 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4072 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4073 Richard Henderson <rth@redhat.com>
4075 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4076 (insn_live_p): Fix fall off end of function.
4077 (dead_libcall_p): Remove COUNTS argument; update callers.
4078 (delete_trivially_dead_insns): Remove unused variables.
4080 2001-07-17 Andreas Jaeger <aj@suse.de>
4082 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4085 * lcm.c (optimize_mode_switching): Avoid warning for unused
4086 variable if !NORMAL_MODE.
4088 * flow.c (try_crossjump_to_edge): Remove unused variable.
4090 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4092 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4093 atexit declaration in stdlib.h.
4095 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4097 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4099 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4101 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4102 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4103 do rebuild_jump_labels instead of jump_optimize
4104 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4105 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4106 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4108 * flow.c: Include timevar.h
4109 (find_basic_block): Push/pop timevar;
4110 (cleanup_cfg): Likewise.
4111 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4112 * Makefile: Add dependencies on timevar.h
4114 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4115 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4117 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4118 * toplev.c (rest_of_compilation): Update calls.
4119 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4120 (delete_trivially_dead_insns): ... here; accept new argument
4121 preserve_basic_blocks; preserve basic blocks if set.
4123 * reg-stack.c (stack_regs_mentioned): Return 0 if
4124 stack_regs_mentioned_data is not initialized.
4125 (reg_to_stack): Make stack_regs_mentioned survive after the
4126 reg-stack is completted; do not call cleanup_cfg.
4127 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4128 make cleanup_cfg after bb-reorder to output to debug file.
4130 2001-07-16 Richard Henderson <rth@redhat.com>
4132 * regclass.c (init_reg_sets): Use only 32 bits per initializer
4133 from int_reg_class_contents.
4135 2001-07-16 Richard Henderson <rth@redhat.com>
4137 * hard-reg-set.h (regs_invalidated_by_call): Declare.
4138 * regclass.c (regs_invalidated_by_call): Move from cse.c.
4139 (init_reg_sets_1): Move initialization from cse_main.
4140 * cse.c (regs_invalidated_by_call): Move to regclass.c.
4141 (cse_main): Move its initialization also.
4142 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
4143 * flow.c (propagate_one_insn): Likewise.
4144 * gcse.c (compute_hash_table): Likewise.
4145 (compute_kill_rd, compute_store_table): Likewise.
4146 * sched-deps.c (sched_analyze_1): Likewise.
4148 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
4150 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
4153 2001-07-16 Steve Ellcey <sje@cup.hp.com>
4155 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
4156 in if statement so we don't access undefined memory.
4158 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4160 * gcse.c: Update comment at top.
4161 Update comment on mem handling.
4162 mem_last_set, mem_first_set, mem_set_in_block: gone.
4163 Declaration of reg_set_info: gone.
4164 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
4165 pointless with load_killed_in_block_p (they are *more*
4166 conservative then it, not less, and less accurate).
4167 (oprs_not_set_p): Ditto.
4168 (alloc_gcse_mem): Don't allocate mem_set_in_block
4169 (free_gcse_mem): Don't free it, either.
4170 (record_last_mem_set_info): Update comment in front, remove
4171 mem_*set_* stuff. Note the reason we don't handle stores directly
4173 (compute_hash_table): Update comments to reflect reality. Remove
4174 mem_*set_* references.
4175 (reset_opr_set_tables): Remove mem_*set_* references.
4177 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
4178 (mark_clobber): Ditto (on both parts, we double set here too).
4179 (expr_killed_p): Remove mem_set_in_block test.
4180 (compute_transp): Remove mem_set_in_block test.
4182 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
4183 of edge, and removal of phi alternative to dump file.
4184 (ssa_ccp_substitute_constants): Add note about register now being
4185 constant, and which uses were replaced in what insns to dump file.
4187 2001-07-16 Andreas Jaeger <aj@suse.de>
4189 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
4190 variables of type HOST_WIDEST_INT.
4192 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
4193 (__bb_exit_func): Correct type of count_max to avoid overflow.
4194 (num_digits): Handle long long argument.
4196 * combine.c (gen_lowpart_for_combine): Remove unused variable.
4198 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4200 * output.h (sdb_begin_function_line): Restore as an extern
4202 * sdbout.c (sdb_begin_function_line): Make extern.
4204 2001-07-15 Richard Henderson <rth@redhat.com>
4206 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
4207 * genrecog.c (maybe_both_true_mode): New.
4208 (maybe_both_true_2): Use it.
4209 (write_switch): Don't put Pmode in a switch.
4210 * rtl.c (mode arrays): Don't explicitly size them.
4212 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4214 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
4215 handling; move unconditional splitting before mode switching.
4217 * i386.md (type): Add fistp type.
4218 (i387, length_attr, scheduling definitions): Handle this type.
4219 (fix_trunc?f?i2): Revamp to use mode switching.
4220 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
4221 * i386.h (fp_cw_mode): New enum
4222 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
4223 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
4225 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4227 * Makefile.in (integrate.o): Add debug.h.
4228 * integrate.c (debug.h): Add.
4229 (output_inline_function): Save, reset, and restore debug_hooks.
4231 2001-07-15 Richard Henderson <rth@redhat.com>
4233 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
4234 instead of COMPARE for the EQUIV expression.
4236 2001-07-15 Richard Henderson <rth@redhat.com>
4238 * flow.c (redirect_edge_and_branch_force): Initialize
4239 global_live_at_start and global_live_at_end.
4240 (allocate_bb_life_data): Export.
4241 * basic-block.h (allocate_bb_life_data): Declare.
4242 * toplev.c (rest_of_compilation): Call it.
4244 2001-07-15 Richard Henderson <rth@redhat.com>
4246 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
4247 (alpha_tablejump_best_label): New.
4248 * config/alpha/alpha-protos.h: Declare them.
4249 * config/alpha/alpha.md: Use braced strings for code blocks.
4250 (tablejump_osf): Break out add with r29.
4251 (tablejump_osf_internal): Remove.
4252 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
4253 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
4255 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4257 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
4260 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
4262 * i386-protos.h (ix86_split_fp_branch): Update prototype.
4263 (ix86_fp_jump_nontrivial_p): New.
4264 * i386.md (fp_jcc_?): Update call of split_fp_branch;
4265 use ix86_fp_jump_nontrivial_p.
4266 * i386.c (ix86_fp_jump_nontrivial_p): New.
4267 (ix86_split_fp_branch): Accept code instead of rtx.
4268 (ix86_expand_compare): Expand comparison early in case
4269 doing so is resonably cheap.
4271 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
4273 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
4275 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
4276 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
4278 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
4280 * dbxout.c (dbxout_source_line): Make static, update prototype.
4281 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
4282 (dbxout_init, dbxout_finish, dbxout_source_line,
4283 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
4284 * dbxout.h (dbxout_source_line): Delete.
4285 * debug.c (debug_nothing_file, debug_nothing_file_int,
4286 debug_nothing_file_charstar_rtx): New.
4287 (do_nothing_debug_hooks): Update.
4288 (debug_nothing_void, debug_nothing_charstar_rtx,
4289 dwarf2out_end_epilogue): New.
4290 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4291 * debug.h (struct rtx_def): Declare.
4292 (gcc_debug_hooks): New hooks source_line, end_epilogue
4294 (debug_nothing_void, debug_nothing_charstar_rtx,
4295 dwarf2out_end_epilogue): New.
4296 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4297 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
4298 (dwarf2_debug_hooks): Update.
4299 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
4300 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
4301 * dwarf2out.h (dwarf2out_source_line): Remove.
4302 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
4303 Make static, update prototype.
4304 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
4305 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
4306 (dwarf_debug_hooks): Update.
4307 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
4308 dwarfout_end_function): Remove.
4309 * final.c (profile_function): Use debug hooks for ending functions
4311 (output_source_line, final_end_function): Update prototype,
4313 (final_start_function, final_scan_insn): Update.
4314 * output.h (sdb_begin_function_line): Remove.
4315 (final_end_function): Update prototype.
4316 * sdbout.c (sdb_begin_function_line): Make static.
4317 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
4318 (sdbout_source_line): New.
4319 (sdbout_end_epilogue, sdbout_end_function): Make static, update
4321 (sdb_debug_hooks): Update.
4322 (sdbout_init, sdbout_source_line,
4323 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
4324 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
4325 * toplev.c (compile_file, rest_of_compilation): Update.
4326 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
4327 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
4328 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
4329 Update for prototype changes.
4330 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
4331 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
4333 2001-07-15 Richard Henderson <rth@redhat.com>
4335 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
4336 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
4337 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
4338 * config/alpha/alpha.c: Likewise.
4339 * config/alpha/alpha.md: Likewise.
4340 * config/alpha/alpha32.h: Likewise.
4341 * config/alpha/vms.h: Likewise.
4344 2001-07-14 Richard Henderson <rth@redhat.com>
4346 * config/alpha/alpha.md: Use define_constants for unspec values.
4347 Substitute throughout.
4349 2001-07-14 Tim Josling <tej@melbpc.org.au>
4351 * tree.def (EXPON_EXPR) remove. Never supported anyway.
4353 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4355 * pa.md: Remove unused constraints from define_split's.
4357 2001-04-14 Richard Henderson <rth@redhat.com>
4359 * ifcvt.c (find_cond_trap): Test for exit block.
4361 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
4363 Re-install recently reverted patch.
4364 * emit-rtl.c (try_split): Update mark_jump_label call.
4365 * flow.c (find_sub_basic_blocks): Likewise.
4366 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
4368 (mark_all_labels): Kill second parameter.
4369 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
4370 (rebuild_jump_labels, jump_optimize_minimal): Update call
4372 (jump_optimize_1): Kill crossjumping code.
4373 (mark_jump_label): Kill cross_jump parameter.
4374 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
4375 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
4376 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
4378 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
4380 (dump_file_info): Likewise.
4381 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
4382 reorganize passes to do reg-stack first, bb-reorder second.
4383 * invoke.texi (-d letters doc): Remove the jump2 pass.
4385 2001-07-14 Richard Henderson <rth@redhat.com>
4387 * ifcvt.c (find_cond_trap): New.
4388 (find_if_header): Call it.
4389 (merge_if_block): Relax existing jump sanity check.
4390 * jump.c (jump_optimize_1): Remove conditional trap handling.
4392 2001-07-14 Alan Modra <amodra@bigpond.net.au>
4394 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
4396 (insn_refs_are_delayed): Correct comment.
4397 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
4398 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
4399 instead of r31. Make associated insn !TARGET_64BIT, and
4400 provide an additional 64-bit insn that clobbers r2.
4402 (udivsi3): Likewise.
4404 (umodsi3): Likewise.
4406 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
4408 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
4410 * flow.c (redirect_edge_and_branch_force, split_edge,
4411 try_crossjump_to_edge): Use set_block_for_new_insns.
4412 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
4414 2001-07-13 H.J. Lu (hjl@gnu.org)
4416 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
4419 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
4421 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
4423 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
4425 * c-common.c (decl_attributes): Take a pointer to the node to
4426 which attributes are to be attached, and a flags argument.
4427 * c-common.h (enum attribute_flags): New.
4428 (decl_attributes): Update prototype.
4429 * c-decl.c (start_decl, push_parm_decl, finish_struct,
4430 finish_enum, start_function): Update calls to decl_attributes.
4431 * c-parse.in (component_declarator, component_notype_declarator,
4432 label): Update calls to decl_attributes.
4434 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
4436 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
4437 * config/avr/avr.c (legitimate_address_p): Return value changed
4438 from letter to register classes. For better debugging.
4440 2001-07-13 Kazu Hirata <kazu@hxi.com>
4442 * jump.c (reversed_comparison_code_parts): Fix comment typos.
4444 2001-07-13 H.J. Lu (hjl@gnu.org)
4446 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
4448 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
4450 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
4451 correctly for shared configurations.
4452 * config/t-libgcc-pic: New.
4453 * config/{i386,m68k,sparc}/t-openbsd: New.
4454 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
4455 Support -shared. Support debugging libraries with -g.
4456 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
4457 frame information does not emit pointer diffs.
4458 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
4461 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
4463 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
4465 2001-07-13 David Edelsohn <edelsohn@gnu.org>
4467 * combine.c (try_combine): Ensure const_int pow2 is positive.
4469 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
4471 * config.gcc: Add configuration for s/390.
4472 * config/s390/s390.c: New. Subroutines for code generation.
4473 * config/s390/s390.h: New. Definitions for s/390.
4474 * config/s390/s390-protos.h: New. Prototypes.
4475 * config/s390/linux.h: New. Definitions for linux for s/390.
4476 * config/s390/linux64.h: New. Definitions for linux for zSeries.
4477 * config/s390/t-linux: New. Makefile fragment.
4478 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
4479 * config/s390/fixdfdi.h: New. Fix L_fix*di.
4481 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4483 * emit-rtl.c (try_split): Update mark_jump_label call.
4484 * flow.c (find_sub_basic_blocks): Likewise.
4485 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
4487 (mark_all_labels): Kill second parameter.
4488 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
4489 (rebuild_jump_labels, jump_optimize_minimal): Update call
4491 (jump_optimize_1): Kill crossjumping code.
4492 (mark_jump_label): Kill cross_jump parameter.
4493 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
4494 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
4495 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
4497 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
4499 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
4500 reorganize passes to do reg-stack first, bb-reorder second.
4501 * invoke.texi (-d letters doc): Remove the jump2 pass.
4503 2001-07-12 Steve Ellcey <sje@cup.hp.com>
4505 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
4507 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4509 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
4511 (verify_flow_info): Make diagnostics prettier.
4513 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4515 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
4517 * flow.c (outgoing_edges_match): Return early if condition reversal
4520 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
4522 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
4523 (mips_move_2words): When splitting a move into two instructions,
4524 prefix the second address operand with '%D'.
4526 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
4528 * Makefile.in (final.o): Depend on debug.h.
4529 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
4530 (dbx_debug_hooks): Add new hooks.
4531 (xcoff_debug_hooks): New.
4532 * debug.c (debug_nothing_file_int_int): New.
4533 (do_nothing_debug_hooks): Update.
4534 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
4535 (debug_nothing_file_int_int): New.
4536 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
4537 static, update prototype.
4538 (dwarf2_debug_hooks): Update.
4539 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
4540 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
4541 static, update prototype.
4542 (dwarf_debug_hooks): Update.
4543 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
4544 * final.c: Include debug.h.
4545 (final_scan_insn): Use debug hooks when beginning and ending blocks.
4546 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
4547 static, update prototype.
4548 (sdb_debug_hooks): Update.
4549 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
4550 * toplev.c: Distinguish between xcoff and dbx.
4552 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
4553 Call all debug hooks, not just dwarf ones.
4555 2001-07-11 Timothy Wall <twall@redhat.com>
4557 * config.gcc: Add configuration for AIX5/IA64.
4558 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
4559 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
4560 support prefix/suffix code.
4561 * config/ia64/t-aix: New. Makefile fragment.
4562 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
4564 2001-07-11 Kazu Hirata <kazu@hxi.com>
4566 * recog.c (validate_change): Fix a comment typo.
4568 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
4570 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
4571 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
4573 * dbxout.c (dbx_debug_hooks): Add new hooks.
4574 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
4576 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
4578 * dbxout.h (dbxout_start_new_source_file,
4579 dbxout_resume_previous_source_file): Delete.
4580 * debug.c (do_nothing_debug_hooks): Add new hooks.
4581 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
4582 (debug_nothing_int_charstar, debug_nothing_int): New.
4583 * debug.h (gcc_debug_hooks): New hooks define, undef,
4584 start_source_file and end_source_file.
4585 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
4586 (debug_nothing_int_charstar, debug_nothing_int): New.
4587 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
4588 the conditionally compiled section.
4589 (dwarf2out_start_source_file, dwarf2out_end_source_file,
4590 dwarf2out_define, dwarf2out_undef): Make static.
4591 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
4592 dwarf2out_define, dwarf2out_undef): Remove.
4593 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
4594 (dwarfout_start_source_file, dwarfout_end_source_file,
4595 dwarfout_define, dwarfout_undef): Make static.
4596 (dwarfout_start_source_file_check,
4597 dwarfout_end_source_file_check): New.
4598 (dwarfout_define, dwarfout_finish): Update.
4599 * dwarfout.h (dwarfout_start_new_source_file,
4600 dwarfout_resume_previous_source_file, dwarfout_define,
4601 dwarfout_undef): Remove.
4602 * sdbout.c (sdb_debug_hooks): Add new hooks.
4603 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
4605 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
4606 make static, take an arg.
4607 * sdbout.h (sdbout_start_new_source_file,
4608 sdbout_resume_previous_source_file): Delete.
4609 * toplev.c (debug_start_source_file, debug_end_source_file,
4610 debug_define, debug_undef): Delete.
4611 * toplev.h (debug_start_source_file, debug_end_source_file,
4612 debug_define, debug_undef): Delete.
4614 * java/jcf-parse.c: Include debug.h.
4615 (parse_class_file): Update to use debug hooks directly.
4616 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
4618 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4620 * alias.c (set_mem_alias_set): New function.
4621 * rtl.h (set_mem_alias_set): Declare it.
4622 * builtins.c (expand_builtin_return_addr): Call it instead of
4623 using MEM_ALIAS_SET accessor.
4624 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
4625 (get_memory_rtx, expand_builtin_va_arg): Likewise.
4626 (expand_builtin_va_copy):Likewise.
4627 * caller-save.c (setup_save_areas): Likewise.
4628 * calls.c (compute_argument_addresses): Likewise.
4629 * explow.c (set_mem_attributes): Likewise.
4630 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
4631 (expand_assignment, store_constructor_field, store_field): Likewise.
4632 (expand_expr_unaligned): Likewise.
4633 * function.c (assign_stack_temp_for_type): Likewise.
4634 (put_reg_into_stack, gen_mem_addressof): Likewise.
4635 * ifcvt.c (noce_try_cmove_arith): Likewise.
4636 * reload1.c (reload, alter_reg): Likewise.
4637 * config/alpha/alpha.c (get_aligned_mem): Likewise.
4638 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
4639 (alpha_expand_unaligned_store): Likewise
4640 (alpha_expand_unaligned_load_words): Likewise.
4641 (alpha_expand_unaligned_store_words): Likewise.
4642 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
4643 (alpha_expand_epilogue): Likewise.
4644 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
4645 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
4646 * config/i386/i386.c (legitimize_pic_address): Likewise.
4647 * config/i960/i960.c (setup_incoming_varargs): Likewise.
4648 * config/ia64/ia64.c (spill_restore_mem): Likewise.
4649 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
4650 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
4651 * config/mips/mips.c (mips_va_arg): Likewise.
4652 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4653 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
4654 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4655 (setup_incoming_varargs, rs6000_va_arg): Likewise.
4656 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
4657 (rs6000_emit_epilogue): Likewise.
4658 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
4659 * config/sparc/sparc.c (sparc_va_arg): Likewise.
4660 * config/v850/v850.c (v850_va_arg): Likewise.
4662 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
4664 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
4665 when fallthru edge is present.
4666 (mege_blocks): Handle case where creation of jump insn
4669 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
4670 CLEANUP_POST_REGSTACK): New constants.
4671 * except.c (finish_eh_generation): Update call of cleanup_cfg,
4672 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
4673 * output.h (cleanup_cfg): Update prototype.
4674 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
4675 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
4676 cleanup_cfg call; kill missleading comment.
4677 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
4678 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
4679 parameter; control optimizations performed using it.
4680 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4681 try_crossjump_bb): New functions.
4683 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4685 * pa.c (pa_output_function_prologue): Delete prototype. Make function
4687 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
4688 pa_output_function_prologue.
4689 * pa-protos.h (pa_output_function_prologue): New prototype.
4691 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4693 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
4694 and low to get correct sign extension in low+high test.
4696 2001-07-11 Janis Johnson <janis@us.ibm.com>
4698 * gcov.c (arcdata): Use gcov_type to fix branch percentage
4699 for large hit count.
4701 * profile.c (branch_prob): Fix .bbg info for computed gotos
4704 2001-07-11 Mark Mitchell <mark@codesourcery.com>
4706 * stmt.c (parse_output_constraint): New function, split out
4708 (expand_asm_operands): ... here. Use parse_output_constraint.
4709 * tree.h (parse_output_constraint): Declare it.
4711 2001-07-11 Richard Henderson <rth@redhat.com>
4713 * bitmap.c: Comment some functions; fiddle whitespace.
4714 (bitmap_free): Don't export.
4715 (bitmap_element_allocate): Use memset.
4716 * bitmap.h (bitmap_free): Don't declare.
4718 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
4720 * gcse.c, lcm.c, sched-deps.c:
4721 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
4723 * flow.c (flow_loops_find): Free dom if we found no loops, since
4724 we aren't going to save it.
4726 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
4729 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
4731 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
4733 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4735 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
4736 #ifndef DWARF2_DEBUGGING_INFO.
4738 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
4740 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
4742 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
4744 * config/mips/mips.c (gen_int_relational): Tell the caller not to
4745 reverse a branch if a NE comparison is implemented with GTU.
4747 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
4748 H.J. Lu <hjl@gnu.org>
4750 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
4752 (call_internal2): Likewise.
4753 (call_value_internal1): Likewise.
4754 (call_value_internal2): Likewise.
4755 (call_value_multiple_internal1): Likewise.
4756 (call_value_multiple_internal2): Likewise.
4758 2001-07-10 Kazu Hirata <kazu@hxi.com>
4760 * calls.c (emit_library_call_value_1): Fix a comment typo.
4761 * dwarf2out.c (mem_loc_descriptor): Likewise.
4762 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
4764 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
4766 * simplify-rtx.c (simplify_subreg): Fix typo in comment
4768 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4770 * recog.c (offsettable_address_p): Handle LO_SUM case.
4771 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
4772 instead of plus_constant.
4774 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4776 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
4777 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
4779 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4781 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
4782 adjust_address_nv instead of plus_constant.
4784 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
4786 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
4787 dwarf2out.o): Depend on debug.h, wrap long lines.
4788 * dbxout.c: Include debug.h.
4789 (dbx_debug_hooks): New.
4790 (dbxout_init): Make static, take just 2 args.
4791 (dbxout_finish): Make static.
4792 * dbxout.h (dbxout_init, dbxout_finish): Delete.
4793 * debug.c: New file.
4794 * debug.h: New file.
4795 * dwarf2out.c: Include debug.h.
4796 (dwarf2_debug_hooks): New.
4797 (dwarf2out_init): Make static.
4798 (dwarf2out_finish): Make static, take 2 args.
4799 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
4800 * dwarfout.c: Include debug.h.
4801 (dwarf_debug_hooks): New.
4802 (dwarfout_init): Make static.
4803 (dwarfout_finish): Make static, take 2 args.
4804 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
4805 * sdbout.c: Include debug.h.
4806 (sdb_debug_hooks): New.
4807 (sdbout_init): Make static, take 2 args.
4808 * sdbout.h (sdbout_init): Delete.
4809 * toplev.c: Include debug.h.
4811 (compile_file): Set deubg_hooks based on command line options.
4812 Use the hooks unconditionally rather than conditional compilation.
4814 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
4816 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
4817 first_insn_after_basic_block_note instead.
4819 * df.c (df_bb_refs_unlink): #if 0 out for now.
4821 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
4823 * ssa.h: Add prototype for ssa_const_prop
4824 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
4825 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
4826 (ssa_fast_dce): Remove unused variable
4828 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4830 * diagnostic.c (finish_diagnostic): Rename to
4831 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
4834 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
4836 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
4839 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
4840 (dump_file): Only pad the demangled name with spaces if the
4841 mangled name was padded with spaces.
4843 2001-07-10 Bernd Schmidt <bernds@redhat.com>
4845 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
4848 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4850 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
4851 extraction if no direct load if either EXPAND_CONST_ADDRESS or
4854 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
4855 whether can put offset inside LO_SUM to check mode alignment, not size.
4857 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4859 * doc/tm.texi (Misc): Fix thinko.
4861 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
4863 * regmove.c (replace_in_call_usage): Fix warnings.
4864 * sched-deps.c (add_dependence): Fix warnings.
4865 * simplify-rtx.c (simplify_subreg): Likewise.
4866 Return NULL_RTX instead of NULL.
4868 * reg-stack.c (emit_swap_insn): Eliminate warnings.
4869 (subst_asm_stack_regs): Likewise.
4871 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
4874 * dwarf2out.c (output_call_frame_info): Declare i as int.
4875 (build_abbrev_table): Declare n_alloc as int.
4876 (dwarf2out_finish): Initialize die.
4877 * except.c: Declare sjlj_funcdef_number as unsigned.
4878 (connect_post_landing_pads): Declare j as unsigned.
4879 (convert_to_eh_region_ranges): Initialize call_site.
4880 (output_function_exception_table): Initialize tt_format_size.
4881 * expr.c (move_by_pieces_1): Initialize to1.
4882 (store_constructor): Initialize minelt and maxelt.
4883 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
4884 * function.c (instantiate_decls): Avoid signed/unsigned warning.
4886 * c-decl.c (combine_parm_decls): Unused, remove.
4887 * c-tree.h: Remove prototype for combine_parm_decls.
4889 * reload.c (push_reload): Fix warning.
4890 (regno_clobbered_p): Likewise.
4891 * reload1.c (replace_pseudos_in_call_usage): Likewise.
4892 (reload_combine): Likewise.
4894 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
4895 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
4897 * bitmap.c (bitmap_operation): Change user.
4898 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
4900 2001-07-10 Eric Christopher <echristo@redhat.com>
4902 * config/mips/mips.c (override_options): Fix typo.
4904 2001-07-09 Stan Shebs <shebs@apple.com>
4906 * target.h (struct gcc_target): New fields init_builtins and
4908 * target-def.h (TARGET_INIT_BUILTINS): New macro.
4909 (TARGET_EXPAND_BUILTIN): New macro.
4910 (TARGET_INITIALIZER): Add them.
4911 * builtins.c: Include target.h.
4912 (expand_builtin): Use targetm.expand_builtin.
4913 (default_init_builtins): New function.
4914 (default_expand_builtin): New function.
4915 * expr.h (default_init_builtins): Declare.
4916 (default_expand_builtin): Declare.
4917 * c-common.c (c_common_nodes_and_builtins): Use
4918 targetm.init_builtins.
4919 * defaults.h (MD_INIT_BUILTINS): Remove.
4920 * Makefile.in (builtins.o): Depend on target.h.
4922 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
4923 (TARGET_EXPAND_BUILTIN): Define.
4924 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
4925 (MD_EXPAND_BUILTIN): Remove.
4927 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
4928 (TARGET_EXPAND_BUILTIN): Define.
4929 (c4x_init_builtins): Make endlink arg a local.
4930 (c4x_print_operand): Fix typos in adjust_address usages.
4931 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
4932 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
4933 (MD_EXPAND_BUILTIN): Remove.
4935 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
4936 (TARGET_EXPAND_BUILTIN): Define.
4937 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
4938 (ix86_init_builtins): Call new function only if TARGET_MMX.
4939 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
4940 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
4941 (MD_EXPAND_BUILTIN): Remove.
4943 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
4944 (TARGET_EXPAND_BUILTIN): Define.
4945 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
4946 (MD_EXPAND_BUILTIN): Remove.
4948 * doc/tm.texi: Document these changes.
4950 2001-07-09 Diego Novillo <dnovillo@redhat.com>
4952 * basic-block.h (tree_node): Forward declare if needed.
4953 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
4954 (BLOCK_HEAD_TREE): Define.
4955 (BLOCK_END_TREE): Define.
4956 (struct loops): Rename field 'tree' to 'tree_root'.
4957 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
4959 (flow_loops_tree_build): Rename reference to field 'tree' to
4961 (flow_loops_level_compute): Ditto.
4962 * predict.c (estimate_bb_frequencies): Ditto.
4963 * tree.h (struct tree_common): Add field 'aux'.
4965 2001-07-09 Stan Shebs <shebs@apple.com>
4967 * config/darwin.c (darwin_encode_section_info): Don't mark any
4968 DECL_EXTERNAL node as defined.
4970 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4972 * pa.c (pa_init_machine_status, pa_mark_machine_status,
4973 pa_free_machine_status, hppa_init_pic_save): Delete.
4974 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
4975 (hppa_profile_hook): Use hppa_pic_save_rtx.
4976 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
4977 hppa_init_pic_save): Delete.
4978 (hppa_pic_save_rtx): Declare.
4979 * pa.md (call, call_value, sibcall, sibcall_value,
4980 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
4982 2001-07-09 Kazu Hirata <kazu@hxi.com>
4984 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
4985 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
4987 2001-07-09 Andreas Jaeger <aj@suse.de>
4989 * output.h: Add declaration of final_forward_branch_p.
4991 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
4993 * varray.c: Include errors.h for internal_error and trim_filename
4996 * Makefile.in (varray.o): Add errors.h.
4998 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5000 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5001 * optabs.c (have_add2_insn): Check whether the add insn chosen
5002 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5003 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5005 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5007 * Makefile.in (OBJS): Add ssa-ccp.o
5008 (ssa-ccp.o): Add dependencies.
5009 * toplev.c (DFI_ssa_ccp): New dump file enum.
5010 (dump_file): Add entry for dumping after SSA CCP.
5011 (flag_ssa_ccp): New flag variable.
5012 (f_options): Add -fssa-ccp.
5013 (rest_of_compilation): Run SSA CCP if requested.
5014 * timevar.def (TV_SSA_CCP): New timevar.
5015 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5016 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5017 Fix minor typo in SSA DCE documentation.
5018 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5019 Add documentation for new dump option. Renumber dump files
5022 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5024 * emit-rtl.c (gen_highpart_mode): New.
5025 * rtl.h (gen_highpart_mode): Declare.
5026 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5027 operand can be VOIDmode constant.
5029 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5031 * flow.c (redirect_edge_and_branch_force): New.
5032 (can_fallthru): Ensure that basic blocks are succeeding.
5033 (try_optimize_cfg): Do not delete basic block if it is the last one.
5035 * flow.c (try_redirect_by_replacing_jump): Do not remove
5036 jumps with side effects, unlink chain on fallthru edge;
5037 set block for new jump instruction; avoid basic block to
5038 over by line number note.
5040 * flow.c (try_simplify_condjump): Verify that the condjump
5041 is not always falling trought.
5044 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5046 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5047 (try_redirect_by_replacing_jump): Update properly the count
5048 and frequency information.
5050 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5052 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5053 address that is a LO_SUM specially.
5054 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5056 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5058 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5059 (operand_subword): Use them.
5060 (change_address_1): Renamed from change_address; new arg VALIDATE.
5061 * expr.h: Reflect above changes; change_address now macro.
5062 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5064 * cselib.c (add_mem_for_addr): Likewise.
5065 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5066 * regmove.c (try_apply_stack_adjustment): Likewise.
5067 * reload.c (push_reload, make_memloc): Likewise.
5068 * reload1.c (eliminate_regs): Likewise.
5069 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5070 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5072 * combine.c (make_extraction, simplify_shift_const): Likewise.
5073 (gen_lowpart_for_combine): Likewise.
5074 * cse.c (gen_lowpart_if_possible): Likewise.
5075 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5076 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5077 * optabs.c (gen_move_insn): Likewise.
5078 * reload1.c (alter_reg): Likewise.
5079 * simplify-rtx.c (simplify_subreg): Likewise.
5080 * stmt.c (expand_anon_union_decl): Likewise.
5081 * recog.c (validate_replace_rtx_1): Likewise.
5083 * Makefile.in (recog.o): Add $(EXPR_H).
5084 * explow.c (stabilize): Call replace_equiv_address.
5085 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5086 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5088 2001-07-03 Andrew Haley <aph@redhat.com>
5090 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5091 the mode of the memory location.
5093 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5095 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5097 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5099 * final.c (output_addr_const): Use target opening and
5100 closing parentheses.
5101 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5102 defaults, add to TARGET_ASM_OUT.
5103 * target.h (struct gcc_target): Add open_paren and close_paren.
5104 * doc/md.texi: Update.
5105 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5106 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5107 TARGET_ASM_CLOSE_PAREN.
5108 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5110 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5112 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5113 * config/a29k/a29k.h: Similarly.
5114 * config/alpha/alpha.h: Similarly.
5115 * config/arc/arc.h: Similarly.
5116 * config/arm/aof.h: Similarly.
5117 * config/arm/aout.h: Similarly.
5118 * config/avr/avr.h: Similarly.
5119 * config/c4x/c4x.h: Similarly.
5120 * config/clipper/clipper.h: Similarly.
5121 * config/convex/convex.h: Similarly.
5122 * config/d30v/d30v.h: Similarly.
5123 * config/dsp16xx/dsp16xx.h: Similarly.
5124 * config/elxsi/elxsi.h: Similarly.
5125 * config/fr30/fr30.h: Similarly.
5126 * config/h8300/h8300.h: Similarly.
5127 * config/i370/i370.h: Similarly.
5128 * config/i386/i386.h: Similarly.
5129 * config/i860/i860.h: Similarly.
5130 * config/i960/i960.h: Similarly.
5131 * config/ia64/ia64.h: Similarly.
5132 * config/m32r/m32r.h: Similarly.
5133 * config/m68hc11/m68hc11.h: Similarly.
5134 * config/m68k/m68k.h: Similarly.
5135 * config/m88k/m88k.h: Similarly.
5136 * config/mcore/mcore.h: Similarly.
5137 * config/mips/mips.h: Similarly.
5138 * config/mn10200/mn10200.h: Similarly.
5139 * config/mn10300/mn10300.h: Similarly.
5140 * config/ns32k/ns32k.h: Similarly.
5141 * config/pa/pa.h: Similarly.
5142 * config/pdp11/pdp11.h: Similarly.
5143 * config/pj/pj.h: Similarly.
5144 * config/romp/romp.h: Similarly.
5145 * config/rs6000/rs6000.h: Similarly.
5146 * config/sh/sh.h: Similarly.
5147 * config/sparc/sparc.h: Similarly.
5148 * config/v850/v850.h: Similarly.
5149 * config/vax/vax.h: Similarly.
5150 * config/we32k/we32k.h: Similarly.
5152 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
5154 * doc/c-tree.texi: Document representation of attributes.
5156 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5158 * doc/tm.texi: Update some places for the rename of target to
5161 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5163 * target.h (struct gcc_target): Add insert_attributes.
5164 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
5165 (TARGET_INITIALIZER): Update.
5166 * tree.c, tree.h (default_insert_attributes): New function.
5167 Update comments on other default functions to refer to targetm,
5169 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
5170 TARGET_INSERT_ATTRIBUTES.
5171 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
5172 * c-common.c (decl_attributes): Use targetm.insert_attributes.
5173 Don't use PRAGMA_INSERT_ATTRIBUTES.
5174 * Makefile.in (c-common.o): Depend on $(TARGET_H).
5175 * c-decl.c (start_decl, start_function): Don't call
5176 SET_DEFAULT_DECL_ATTRIBUTES.
5177 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5178 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
5180 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
5181 (c4x_check_attribute): Avoid modifying attribute list itself.
5182 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
5184 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
5185 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
5187 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
5188 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
5190 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5191 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
5193 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
5194 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
5195 Adjust parameters. Make static.
5197 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5199 * c-common.c (decl_attributes): Only take a single attributes
5201 * c-common.h (decl_attributes): Update prototype.
5202 * c-decl.c (start_decl, start_function): Only take a single
5203 attributes parameter. Update calls to decl_attributes.
5204 (finish_struct, finish_enum): Update calls to decl_attributes.
5205 (push_parm_decl): Expect unified list of attributes. Update call
5207 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
5208 notype_nested_function, component_declarator,
5209 component_notype_declarator, label): Update calls to
5211 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
5212 lists that are passed to push_parm_decl.
5213 * c-tree.h (start_function, start_decl): Update prototypes.
5214 * config/sh/sh-protos.h, config/sh/sh.c
5215 (sh_pragma_insert_attributes): Only take a single attributes
5217 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
5218 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
5219 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
5220 build_module_descriptor, generate_static_references,
5221 generate_strings, build_selector_translation_table,
5222 generate_descriptor_table, generate_protocols,
5223 generate_ivars_list, generate_dispatch_table,
5224 generate_protocol_list, generate_category,
5225 generate_shared_structures, really_start_method, add_objc_decls,
5226 generate_classref_translation_entry): Update calls to start_decl
5228 (build_tmp_function_decl, start_method_def): Unify attribute lists
5229 that are passed to push_parm_decl.
5231 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
5233 * final.c (no_asm_to_stream): New.
5234 (final_scan_insn): Use target structures for prologue ends
5235 and epilogue starts.
5236 * output.h (no_asm_to_stream): New.
5237 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
5238 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
5239 (TARGET_ASM_OUT): Update.
5240 * target.h (struct gcc_target): New members function_end_prologue
5241 and function_begin_epilogue.
5242 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
5243 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
5244 * config/alpha/alpha.c (output_end_prologue): Rename to
5245 alpha_output_function_end_prologue. Use in target struct
5247 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
5248 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
5249 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
5250 ia64_output_function_end_prologue. Use in target struct
5252 (ia64_function_prologue, ia64_funciton_epilogue): Rename
5253 mistyped prototypes.
5254 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
5255 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
5257 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
5258 an use in target struct, make static.
5259 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
5262 2001-07-08 Richard Henderson <rth@redhat.com>
5264 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
5266 2001-07-08 Richard Henderson <rth@redhat.com>
5268 * config/i386/i386.md: Remove constraints strings from define_split
5269 and define_peephole2 patterns.
5270 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
5271 (eh_return): Use them.
5273 2001-07-08 Richard Henderson <rth@redhat.com>
5275 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
5276 Document MD_FALLBACK_FRAME_STATE_FOR.
5278 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5280 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
5281 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
5283 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
5285 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
5287 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
5288 of the label inside NAME as opposed to just the end of NAME.
5290 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
5292 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
5293 * config/alpha/alpha.c (alpha_init_machine_status,
5294 alpha_mark_machine_status, alpha_free_machine_status): Delete.
5295 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
5296 (vms_valid_decl_attribute_p): Make static, conditionally compile.
5297 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
5299 2001-07-06 Stan Shebs <shebs@apple.com>
5301 * target.h (targetm): Rename global from "target", so as not to
5302 conflict with local variables.
5304 * c-typeck.c: Ditto.
5308 * cp/decl2.c: Ditto.
5309 * cp/typeck.c: Ditto.
5310 * 1750a/1750a.c: Ditto.
5311 * a29k/a29k.c: Ditto.
5315 * clipper/clipper.c: Ditto.
5316 * convex/convex.c: Ditto.
5317 * d30v/d30v.c: Ditto.
5318 * dsp16xx/dsp16xx.c: Ditto.
5319 * elxsi/elxsi.c: Ditto.
5320 * fr30/fr30.c: Ditto.
5321 * h8300/h8300.c: Ditto.
5322 * i370/i370.c: Ditto.
5323 * i386/i386.c: Ditto.
5324 * i860/i860.c: Ditto.
5325 * i960/i960.c: Ditto.
5326 * ia64/ia64.c: Ditto.
5327 * m32r/m32r.c: Ditto.
5328 * m68hc11/m68hc11.c: Ditto.
5329 * m68k/m68k.c: Ditto.
5330 * m88k/m88k.c: Ditto.
5331 * mips/mips.c: Ditto.
5332 * ns32k/ns32k.c: Ditto.
5334 * pdp11/pdp11.c: Ditto.
5335 * romp/romp.c: Ditto.
5336 * rs6000/rs6000.c: Ditto.
5338 * sparc/sparc.c: Ditto.
5340 * we32k/we32k.c: Ditto.
5341 * doc/tm.texi: Update the manual to match.
5343 2001-07-06 Richard Henderson <rth@redhat.com>
5345 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
5346 DWARF2_UNWIND_INFO not just whether it is defined.
5348 2001-07-06 Diego Novillo <dnovillo@redhat.com>
5350 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
5351 call to simplify_binary_operation returns a new pattern.
5353 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5355 * glimits.h (__SHRT_MAX__): New.
5356 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
5357 (SHRT_MAX): Define in terms of __SHRT_MAX__.
5359 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
5361 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
5364 2001-07-06 Richard Henderson <rth@redhat.com>
5366 * bitmap.c (bitmap_release_memory): Move adjacent to the
5367 allocation functions.
5368 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
5369 the implementation. Binary search for the set bit.
5370 (bitmap_union_of_diff): Allocate the temporary on the stack
5371 instead of using xmalloc.
5373 2001-07-06 Richard Henderson <rth@redhat.com>
5375 * genrecog.c (validate_pattern): Warn for constraints in
5376 define_{expand,split,peephole2}. Remove strict_low_part
5377 before looking up match_dup.
5379 2001-07-06 DJ Delorie <dj@redhat.com>
5381 * doc/gcc.texi (Makefile): Rename to be a more general purpose
5382 chapter about various build hints and history. Add section
5383 talking about the various types of native and cross builds.
5385 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
5387 * Makefile.in (final.o): Depend on target.h.
5388 * final.c: Include target.h.
5389 (default_function_pro_epilogue): New.
5390 (final_start_function): Use target structure for function prologues.
5391 (final_end_function): Use target structure for function epilogues.
5392 * fold-const.c (real_hex_to_f): Constify s and p.
5393 * output.h (default_function_pro_epilogue): New.
5394 * real.h (real_hex_to_f): Update prototype.
5395 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
5396 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
5397 (TARGET_INITIALIZER): Update.
5398 * target.h (gcc_target): Add struct asm_out.
5399 * doc/tm.texi: Update.
5402 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
5403 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
5404 in cpu/cpu.c, or rename old functions consistently. Take
5405 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
5406 redundant macros and prototypes. Make new functions static.
5408 * 1750a/1750a.c: Similarly.
5409 * 1750a/1750a.h: Similarly.
5410 * a29k/a29k-protos.h: Similarly.
5411 * a29k/a29k.c: Similarly.
5412 * a29k/a29k.h: Similarly.
5413 * arc/arc-protos.h: Similarly.
5414 * arc/arc.c: Similarly.
5415 * arc/arc.h: Similarly.
5416 * arm/arm-protos.h: Similarly.
5417 * arm/arm.c: Similarly.
5418 * arm/arm.h: Similarly.
5419 * avr/avr-protos.h: Similarly.
5420 * avr/avr.c: Similarly.
5421 * avr/avr.h: Similarly.
5422 * clipper/clipper-protos.h: Similarly.
5423 * clipper/clipper.c: Similarly.
5424 * clipper/clipper.h: Similarly.
5425 * convex/convex.c: Similarly.
5426 * convex/convex.h: Similarly.
5427 * d30v/d30v-protos.h: Similarly.
5428 * d30v/d30v.c: Similarly.
5429 * d30v/d30v.h: Similarly.
5430 * d30v/d30v.md: Similarly.
5431 * dsp16xx/dsp16xx-protos.h: Similarly.
5432 * dsp16xx/dsp16xx.c: Similarly.
5433 * dsp16xx/dsp16xx.h: Similarly.
5434 * elxsi/elxsi.c: Similarly.
5435 * elxsi/elxsi.h: Similarly.
5436 * fr30/fr30.c: Similarly.
5437 * fr30/fr30.md: Similarly.
5438 * h8300/h8300-protos.h: Similarly.
5439 * h8300/h8300.c: Similarly.
5440 * h8300/h8300.h: Similarly.
5441 * i370/i370-protos.h: Similarly.
5442 * i370/i370.c: Similarly.
5443 * i370/i370.h: Similarly.
5444 * i386/i386.c: Similarly.
5445 * i386/osf1elf.h: Similarly.
5446 * i386/osfrose.h: Similarly.
5447 * i860/i860-protos.h: Similarly.
5448 * i860/i860.c: Similarly.
5449 * i860/i860.h: Similarly.
5450 * i960/i960-protos.h: Similarly.
5451 * i960/i960.c: Similarly.
5452 * i960/i960.h: Similarly.
5453 * ia64/ia64-protos.h: Similarly.
5454 * ia64/ia64.c: Similarly.
5455 * ia64/ia64.h: Similarly.
5456 * m32r/m32r-protos.h: Similarly.
5457 * m32r/m32r.c: Similarly.
5458 * m32r/m32r.h: Similarly.
5459 * m68hc11/m68hc11-protos.h: Similarly.
5460 * m68hc11/m68hc11.c: Similarly.
5461 * m68hc11/m68hc11.h: Similarly.
5462 * m68k/crds.h: Similarly.
5463 * m68k/dpx2.h: Similarly.
5464 * m68k/m68k-protos.h: Similarly.
5465 * m68k/m68k.c: Similarly.
5466 * m68k/m68k.h: Similarly.
5467 * m68k/news.h: Similarly.
5468 * m88k/m88k-protos.h: Similarly.
5469 * m88k/m88k.c: Similarly.
5470 * m88k/m88k.h: Similarly.
5471 * mips/mips-protos.h: Similarly.
5472 * mips/mips.c: Similarly.
5473 * mips/mips.h: Similarly.
5474 * ns32k/merlin.h: Similarly.
5475 * ns32k/ns32k.c: Similarly.
5476 * ns32k/ns32k.h: Similarly.
5477 * ns32k/tek6000.h: Similarly.
5478 * pa/pa-protos.h: Similarly.
5479 * pa/pa.c: Similarly.
5480 * pa/pa.h: Similarly.
5481 * pdp11/2bsd.h: Similarly.
5482 * pdp11/pdp11-protos.h: Similarly.
5483 * pdp11/pdp11.c: Similarly.
5484 * pdp11/pdp11.h: Similarly.
5485 * romp/romp-protos.h: Similarly.
5486 * romp/romp.c: Similarly.
5487 * romp/romp.h: Similarly.
5488 * rs6000/rs6000-protos.h: Similarly.
5489 * rs6000/rs6000.c: Similarly.
5490 * rs6000/rs6000.h: Similarly.
5491 * rs6000/sysv4.h: Similarly.
5492 * sh/sh-protos.h: Similarly.
5493 * sh/sh.c: Similarly.
5494 * sh/sh.h: Similarly.
5495 * sparc/sparc-protos.h: Similarly.
5496 * sparc/sparc.c: Similarly.
5497 * sparc/sparc.h: Similarly.
5498 * vax/vax.c: Similarly.
5499 * vax/vax.h: Similarly.
5500 * vax/vms.h: Similarly.
5501 * we32k/we32k.c: Similarly.
5502 * we32k/we32k.h: Similarly.
5504 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
5506 * basic-block.h (first_insn_after_basic_block_note): Declare.
5507 * flow.c (first_insn_after_basic_block_note): Define. Moved
5509 * ssa.c (first_insn_after_basic_block_note): Remove.
5510 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
5512 (ssa_eliminate_dead_code): Properly update the CFG and PHI
5513 nodes when we find a dead conditional branch. Insert BARRIERs
5514 after any blocks with no successors, but which do not have
5517 2001-07-06 Zack Weinberg <zackw@stanford.edu>
5519 * varray.c (varray_check_failed): Use internal_error.
5521 2001-07-05 Andrew Haley <aph@redhat.com>
5523 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
5524 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
5525 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
5527 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
5529 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
5530 reference if the target constant is also a SYMBOL_REF.
5532 2001-07-05 Eric Christopher <echristo@redhat.com>
5534 * config/mips/mips.h (MASK_MIPS3900): Remove.
5535 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
5536 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
5537 (TARGET_MIPS3900): Change to use mips_arch.
5538 (TARGET_MIPS4000): New.
5539 (TARGET_MIPS4100): New.
5540 (TARGET_MIPS4300): New.
5541 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
5542 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
5544 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
5545 (ISA_HAS_BRANCHLIKELY): To here.
5546 (CC1_CPU_SPEC): New.
5547 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
5548 (mips_arch_string): Declare.
5549 (mips_arch): Declare.
5550 (TARGET_OPTIONS): Add -march and -mtune.
5552 * config/mips/mips.c (mips_arch_string): New.
5554 (override_options): Handle -march for codegen and -mtune
5555 for scheduling. Use mips_arch. Move tx39 target default here.
5556 (mips_parse_cpu): Move error message to override_options.
5558 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
5560 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
5562 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
5563 (MIPS Options): Ditto. Change mcpu entry to historical text.
5565 2001-07-05 H.J. Lu (hjl@gnu.org)
5567 * config/mips/mips.c (mips_parse_cpu): New function to parse
5570 2001-07-05 Jim Wilson <wilson@redhat.com>
5572 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
5573 * config/ia64/t-ia64: Likewise.
5574 (LIB1ASMFUNCS): Update comment.
5576 2001-07-05 David Edelsohn <edelsohn@gnu.org>
5578 * doc/install.texi (Install GCC: Binaries): Fix typo.
5580 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5582 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
5583 reference using the stack pointer, adjust it since we push Y
5585 ("*ashrsi3"): Likewise.
5586 ("*lshrsi3"): Likewise.
5588 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5590 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
5591 when -fomit-frame-pointer is used.
5593 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
5595 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
5596 (try_redirect_by_replacing_jump): Reverse updating properly the
5597 count and frequency information. Reverse removing cc0 setter.
5598 (forwarder_block_p): Reverse fixing for fallthru blocks.
5600 2001-07-05 DJ Delorie <dj@redhat.com>
5602 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
5603 (translate_options): If the above is defined, use it to map
5604 given options to new options.
5605 * doc/tm.texi: Document it.
5607 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
5608 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5610 * doc/invoke.texi (Optimize Options): Document that -fgcse may
5611 cause programs using computed gotos to run more slowly.
5613 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5615 * doc/install.texi (Specific): Markup, spelling and typo fixes.
5617 Consistently require binutils 2.11.2, not prereleases.
5618 (Specific, decstation-*): Canonicalize as mips-dec-*.
5619 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
5621 (Specific, m68k-altos): Removed reference to README.altos, deleted.
5622 (Specific, mips-*): Reword MIPS C compiler requirements.
5623 (Specific, powerpc*-*-*): New, mention --with-cpu once.
5624 (Specific, sunv5): Removed, obsolete.
5626 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
5628 * dwarf2out.c (output_loc_list): Use an all ones mask for
5629 .text asm output and don't rely on long long
5630 literals. Reformat some long lines.
5632 2001-07-05 Andreas Jaeger <aj@suse.de>
5634 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
5637 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
5639 * dwarf2out.c (dwarf2out_define): Update comment.
5640 (dwarf2out_undef): Ditto.
5641 (dwarf2out_start_source_file): Ditto.
5642 (dwarf2out_end_source_file): Ditto.
5643 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
5644 since we never call the start/end debug hook for the primary file.
5646 2001-07-04 Kazu Hirata <kazu@hxi.com>
5648 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
5651 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
5653 * cppinit.c (remove_dup_dirs): Inform if a system include
5654 directory is being reordered.
5655 * doc/invoke.texi (Directory Options): GCC warns if you hide a
5657 * doc/cpp.texi (Search Paths): Likewise.
5658 * doc/gcc.texi (Interoperation): Remove information about
5661 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
5663 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
5664 (VARRAY_TOP_CHAR_PTR): Likewise.
5666 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5668 * gcc.c (process_command): Don't assign elements of a const char*.
5670 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5672 * emit-rtl.c (change_address): Don't abort if invalid address while
5673 reload is in progress.
5675 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
5677 * c-lex.c (cb_file_change): Pass line number to
5678 debug_start_source_file.
5679 (cb_undefine): Pass correct line number to debug_undef.
5681 * toplev.c (debug_start_source_file): Add line number to
5682 parameters. Pass it along to dwarf2out_start_source_file.
5683 (decode_g_option): Stop resetting debug level back to normal when
5684 we change debug formats, unless the current level is
5685 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
5688 * toplev.h (debug_start_source_file): Add line number to
5691 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
5694 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
5696 Output debug_macinfo data for starting file if requested.
5697 (dwarf2out_end_source_file): Output debug_macinfo data for ending
5699 (dwarf2out_define): Output debug_macinfo data for defining a macro
5701 (dwarf2out_undef): Output debug_macinfo data for undefining a
5703 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
5704 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
5705 (macinfo_section_label): New. DWARF2 macro info section label.
5706 (dwarf2out_init): If we want macro info, output the start label
5708 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
5709 attribute to the compilation unit die pointing to the macro info.
5711 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
5713 * dwarf2out.c (new_loc_list): Move to inside #ifdef
5714 DWARF2_DEBUGGING_INFO.
5715 (add_loc_descr_to_loc_list): Ditto.
5716 (output_loc_list): Ditto.
5717 Also, fix thinko in curr not being initialized.
5718 (gen_internal_sym): Ditto.
5720 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5722 * emit-rtl.c (replace_equiv_address): New function.
5723 * expr.h (replace_equiv_address): New declaration.
5724 * explow.c (validize_mem): Call it instead of change_address and
5725 also call if -fforce-addr and address is constant.
5726 * expr.c: Replace more calls to change_address with adjust_address
5727 and/or replace_equiv_address or to validize_mem.
5728 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
5729 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
5730 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
5731 * config/i370/i370.md, config/i860/i860.md: Likewise.
5732 * config/i960/i960.md, config/mips/mips.c: Likewise.
5733 * config/mips/mips.md, config/pa/pa.md: Likewise.
5734 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
5735 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
5737 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
5741 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
5744 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
5746 * doc/include: New directory.
5747 * doc/fdl.texi: Move to doc/include/fdl.texi.
5748 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
5749 * doc/include/funding.texi, doc/include/gpl.texi: New files.
5750 * doc/gcc.texi: Use funding.texi and gpl.texi.
5751 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
5752 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
5753 Update dependencies and use -I $(docdir)/include.
5755 2001-07-04 Anthony Green <green@redhat.com>
5757 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
5759 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5761 * doc/install.texi (sparc64-*-*): Remove garbage.
5763 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
5765 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
5766 Fix typo in last change to use adjust_address.
5768 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5770 * doc/install.texi (Specific): Update information for *-*-solaris*.
5772 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5774 * explow.c (plus_constant_wide): Reinitialize Y for restart.
5776 2001-07-03 Stan Shebs <shebs@apple.com>
5778 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
5779 case for flag_no_mach_text_sections.
5780 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
5781 * config/darwin.c (flag_no_mach_text_sections): Remove.
5782 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
5784 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5786 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
5787 and avoid checking for constant as first operand.
5788 * recog.c (find_constant_term_loc): No longer static.
5789 (adj_offettable_operand): Delete.
5790 * rtl.h (adj_offsettable_operand): Delete declaration.
5791 (find_constant_term): Add declaration.
5792 * caller-save.c: Replace calls to adj_offsettable_operand with calls
5794 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
5795 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
5796 * config/i386/i386.c, config/i386/i386.md: Likewise.
5797 * config/i860/i860.c, config/i960/i960.c: Likewise.
5798 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
5799 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
5800 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
5801 * config/mips/mips.c, config/mips/mips.md: Likewise.
5802 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
5803 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
5804 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
5805 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
5806 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
5807 * config/ns32k/ns32k.md: Likewise.
5809 2001-07-03 Zack Weinberg <zackw@stanford.edu>
5811 * rtl.c (copy_rtx): Handle 'T' format letter.
5812 * gensupport.c (collect_insn_data): Likewise.
5813 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
5815 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
5817 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
5818 -B option. Use 'dir' not 'foo' as example directory name.
5820 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5822 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5823 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
5825 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
5827 * doc/cppinternals.texi: Improve formatting and logical markup.
5829 2001-07-03 Andreas Jaeger <aj@suse.de>
5831 * Makefile.in (insn-recog.o): Add dependency on reload.h.
5833 * genrecog.c (write_header): Include reload.h for prototypes in
5836 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
5839 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
5840 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
5841 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
5842 i386_pe_valid_type_attribute_p): Add.
5843 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
5844 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
5846 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5848 * explow.c (plus_constant_wide, case LO_SUM): New case.
5849 (plus_constant_for_output_wide): Delete.
5850 * rtl.h (plus_constant_for_output): Delete.
5851 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
5852 instead of plus_constant_for_output.
5853 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
5854 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
5855 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
5856 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
5857 * config/sparc/sparc.md: Likewise.
5858 Convert some change_address calls to adjust_address.
5860 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
5863 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
5864 documentation of -std and -Wwrite-strings.
5866 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
5868 * cse.c (canon_hash): Don't register registers in very small
5869 register classes, as extending their lifetime might cause
5872 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5874 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5876 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5877 (try_redirect_by_replacing_jump): Update properly the count
5878 and frequency information.
5880 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
5882 * toplev.c (dump_file_index): Move SSA dumps just after first
5884 (dump_file): Corresponding changes.
5885 (rest_of_compilation): Move SSA path to just after the first
5887 * doc/gcc.texi (Passes): Update due to movement of SSA path.
5888 * doc/invoke.texi: Update dump file #s as they were completely
5889 out of date with reality.
5891 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
5893 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
5895 * expr.c (emit_move_insn_1): Deal with non-default
5898 * expr.c (emit_single_push_insn): Fix warning.
5900 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5902 * expr.c (emit_move_insn_1): Avoid modifying
5903 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
5905 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5907 * emit-rtl.c (adjust_address): New function.
5908 * expr.h (adjust_address): Add declaration.
5909 * builtins.c: Replace some calls to change_address with calls to it
5911 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
5912 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
5913 * config/arm/arm.c, config/convex/convex.c: Likewise.
5914 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
5915 * config/i386/i386.c, config/i386/i386.md: Likewise.
5916 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
5917 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
5918 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
5919 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
5920 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
5922 2001-07-02 Jim Wilson <wilson@redhat.com>
5924 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
5926 2001-07-02 Steve Ellcey <sje@cup.hp.com>
5928 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
5929 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
5931 2001-07-02 Zack Weinberg <zackw@stanford.edu>
5933 * cppinit.c (lang_defaults): New table.
5934 (set_lang): Just read from lang_defaults into the live options
5937 2001-07-02 Zack Weinberg <zackw@stanford.edu>
5939 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
5940 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
5941 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
5943 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5945 * doc/install.texi: Various spelling and markup fixes.
5946 (Installing GCC): Component specific installation instructions are
5949 Warn about removing old install dir in the presence of shared libs.
5950 (Configuration): Invoke with options target to match configure
5952 Consistently refer to gas, gld pathnames.
5953 Invert --enable-multilib documentation.
5954 Remove references to old compiler versions.
5956 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5958 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
5960 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5962 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
5964 (Specific, mips*-sgi-irix5): Note IDO download.
5965 Reworded MIPS C hints.
5966 Use GNU as instead of GAS.
5968 Removed SGI Freeware reference, IRIX 6 only.
5969 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
5970 Note N64 library requirement/workaround.
5972 Complete list of structure passing bug victims.
5974 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5976 * doc/install.texi: Remove CVS Id.
5978 2001-07-02 Andreas Jaeger <aj@suse.de>
5980 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
5981 (find_inherently_necessary): Remove unused variable.
5983 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
5985 * c-common.h (TDI_inlined): New ast dump phase.
5986 (dump_flag_name): New function.
5987 * c-dump.c (dump_files): Add inlined phase.
5988 (dump_flag_name): Define.
5989 * doc/invoke.texi (-fdump-ast-inlined): Document.
5991 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5993 * stor-layout.c (layout_decl): Revert change to handling of alignment
5996 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5998 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6001 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6003 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6006 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6008 * tlink.c (recompile_files): Remove COMPILER_PATH and
6009 LIBRARY_PATH from the environment.
6011 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6013 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6014 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6016 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6018 * c-parse.in (OBJC_STRING): Kill.
6019 (objc_string): Decompose to [objc_string] '@' STRING.
6020 (reswords): Take the leading '@' off all the Objective C keywords.
6021 (objc_rid_sans_at): Kill.
6022 (init_reswords): Don't initialize it.
6023 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6024 (_yylex): Kill reconsider label. Look ahead one token after
6025 an '@'; if we get an identifier, check whether it's an
6026 Objective C @-keyword. If so, return the keyword. Otherwise,
6027 put back the token and return the '@' as a terminal.
6029 * cpplib.c (lex_macro_node): Remove unnecessary check for
6030 leading '@' on identifier. Clarify control flow and commentary.
6032 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6034 * cse.c (new_label_ref): Variable deleted.
6035 (insert): Remove set of new_label_ref.
6036 (check_for_label_ref): New function.
6037 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6039 See ChangeLog.5 for earlier changes.