1 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cpperror.c (print_containing_files): Moved to line-map.c.
4 (print_location): line-map.c handles re-listing or otherwise.
5 * cpphash.h (struct lexer_state): Remove next_bol.
6 (struct cpp_buffer): Remove include_stack_listed.
7 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8 Remove faked buffer handling.
9 (_cpp_do_file_change): Tweak.
10 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
11 * cppmain.c (struct printer): Remove filename.
12 (print_line, cb_file_change): Update accordingly.
13 * line-map.c: Include intl.h.
14 (init_line_maps): Initialize last_listed.
15 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
16 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
17 (print_containing_files): New.
18 * line-map.h (struct line_maps): New member last_listed.
19 (print_containing_files, INCLUDED_FROM): New.
20 * Makefile.in: Update.
21 * po/POTFILES.in: Add line-map.c.
23 2001-08-06 Richard Henderson <rth@redhat.com>
25 * except.c (convert_from_eh_region_ranges_1): Never mark
26 USE or CLOBBER insns as throwing.
28 * expr.c (store_constructor): Don't clobber memory targets.
30 2001-08-06 Andreas Jaeger <aj@suse.de>
32 * profile.c (branch_prob): Remove unused variable insn.
34 * Makefile.in (local-alloc.o): Add dependency on except.h.
36 * local-alloc.c: Include except.h for can_throw_internal prototype.
38 2001-08-06 Richard Henderson <rth@redhat.com>
40 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
41 * function.c (expand_main_function): Implement it.
42 * doc/tm.texi: Document it.
44 2001-08-06 Stan Shebs <shebs@apple.com>
46 * doc/install.texi: Document powerpc-*-darwin* details.
48 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
50 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
51 (ASM_CPU_SPEC): Move back to rs6000.h
52 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
54 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
56 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
59 * config/rs6000/linux64.h: Ditto.
61 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
62 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
65 Remove accidently readded definitions of FUNCTION_PROLOGUE,
66 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
68 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
71 2001-08-05 Richard Henderson <rth@redhat.com>
73 * local-alloc.c (update_equiv_regs): Do not move insns that
76 2001-08-05 Jan Hubicka <jh@suse.cz>
78 * Makefile.in (reload1.o): Add dedendancy on except.h
79 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
81 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
82 indicating wehther edges has been cleaned up.
83 * reload1.c: Inlucde except.h
84 (fixup_abnormal_edges): Accept deleted insns.
85 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
88 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
90 * cpplib.c (do_line): Correct line number after pop_buffer.
92 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
95 * line-map.c: Update comments.
96 * line-map.h: Update comments.
97 * tradcif.y: Don't consider large numbers unsigned.
99 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
102 * c-lex.c (map): New.
103 (cb_file_change): Update map and use it.
104 (cb_def_pragma, cb_define, cb_undef): Use map and line.
105 (c_lex): Update to use map.
106 * cpperror.c (print_location): Move to using logical line numbers.
107 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
108 (cpp_make_system_header): Similarly.
109 (_cpp_execute_include): Stop line numbering hacks. Store the
110 line we will return to.
111 * cpphash.h (CPP_BUF_LINE): Remove.
112 (struct cpp_buffer): Remove lineno and pseudo_newlines.
113 Add map and return_to_line.
114 (_cpp_do_file_change): Update.
115 * cppinit.c (cpp_start_read): Update line kludge.
116 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
117 (trigraph_ok): Use logical line numbers for diagnostics.
118 (skip_block_comment): Likewise.
119 (skip_whitespace): Likewise.
120 (skip_line_comment): Use pfile->line instead.
121 (_cpp_lex_token): Update to use logical line numbering exclusively.
122 Handle BOL locally. Accept new lines in directives, but keep
123 pfile->line decremented. Diagnostics use logical lines. Update
125 * cpplib.c (SEEN_EOL): New.
126 (skip_rest_of_line, check_eol): Use it.
127 (end_directive): Increase line number when accepting the newline
128 at the end of a directive.
129 (run_directive): Simplify.
130 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
131 (_cpp_do_file_change): Update to take buffer line number as an
132 argument, and store the current map in the cpp_reader. Remove
134 (_cpp_do__Pragma): Restore output position after a _Pragma.
135 (cpp_push_buffer): Don't set output line or lineno.
136 (_cpp_pop_buffer): Transfer more info from a faked buffer.
137 Remove line kludge. Set output_line.
138 * cppmacro.c (builtin_macro): Update handling of __LINE__.
139 (parse_arg): Use logical lines.
140 (save_lookahead_token): Save EOFs too now.
141 * cppmain.c (struct printer): Fix comments.
142 (printer_init): Simplify, let caller do errors.
143 (scan_translation_unit, check_multiline_token, dump_macro): Update.
144 (maybe_print_line): Simplify.
145 (print_line): Don't print a linemarker if -P.
146 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
147 (cb_file_change): Simplify.
148 * line-map.h (LAST_SOURCE_LINE): Fix.
149 (CURRENT_LINE_MAP): New.
151 2001-08-05 Bernd Schmidt <bernds@redhat.com>
153 * doloop.c (doloop_modify_runtime): Properly compute number of
154 iterations if loop was unrolled.
156 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
157 if their CSELIB_VAL_PTRs are.
159 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
160 (setup_spill_pointers): Initialize it.
161 (spill_restore_mem): Set it.
162 (do_spill, do_restore): Use it to add REG_INC note.
163 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
165 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
166 asms if other insns are available.
168 * config/ia64/ia64.c (condop_operator): New predicate.
169 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
170 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
173 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
174 temporary register than directly using a MEM.
176 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
178 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
179 parameter in last change.
181 2001-08-04 Zack Weinberg <zackw@panix.com>
183 * sparc.md: Don't use #if inside C test expression.
185 2001-08-04 Richard Henderson <rth@redhat.com>
187 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
189 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
191 * cpphash.h (struct cpp_reader): New member directive_line.
192 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
193 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
194 do_pragma): Pass line to callbacks.
195 (start_directive): Record line of directive.
196 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
197 cb_include): Similarly.
198 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
201 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
203 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
206 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
208 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
210 * reload1.c (fixup_abnormal_edges): New static function.
213 * flow.c (need_fake_edge_p): New function.
214 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
215 avoid call insn to be very last insn in the insn stream.
217 * profile.c (branch_prob): Call flow_call_edges_add instead of
218 doing that by hand; cleanup cfg to re-merge basic blocks once
221 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
223 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
224 are also on line-map.h.
225 * cppfiles.c (stack_include_file): Update.
226 * cpphash.h (struct cpp_buffer): New member return_at_eof.
227 (_cpp_pop_buffer): New.
228 * cppinit.c (cpp_destroy, cpp_finish): Update.
229 (do_includes): Mark each buffer to return at EOF.
230 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
232 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
233 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
234 * cpplib.h (cpp_pop_buffer): Remove.
235 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
236 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
238 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
240 (do_preprocessing): Update.
241 * fix-header.c (read_scan_file): Update. No need to pop buffers.
242 * c-parse.in (_yylex): Similarly.
243 * scan-decls.c (scan_decls): Similarly.
244 * line-map.h: Update comments.
246 * objc/Make-lang.in (objc-act.o): Update dependencies.
248 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
250 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
251 and soft register for operand 0.
252 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
254 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
256 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
257 register for operand 0.
258 ("bitcmpqi_z_used"): Allow memory for operand 0.
259 (split "bitcmpqi"): New split to handle address reg as operand 1.
261 2001-08-04 Andreas Jaeger <aj@suse.de>
263 * gcse.c: Revert Daniel's last patch.
265 2001-08-03 Zack Weinberg <zackw@stanford.edu>
267 * sparc-protos.h: Add prototypes for fp_zero_operand and
269 * sh-protos.h: Add prototype for fpul_operand.
271 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
273 * doc/extend.texi (Other Builtins): Fix typo in last change.
275 2001-08-03 Richard Henderson <rth@redhat.com>
277 * target.h (gcc_target): Add asm_out.named_section,
278 section_type_flags, have_named_sections.
279 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
280 (TARGET_HAVE_NAMED_SECTIONS): New.
281 (TARGET_SECTION_TYPE_FLAGS): New.
283 * Makefile.in (toplev.o): Depend on TARGET_H.
284 (varasm.o, dbxout.o): Likewise.
285 * c-common.c (decl_attributes): Check targetm.have_named_sections
286 instead of ifdef ASM_OUTPUT_SECTION_NAME.
287 * dbxout.c (dbxout_function_decl): Likewise.
288 (dbxout_function_end): Likewise.
289 * toplev.c (compile_file): Likewise.
290 * varasm.c (exception_section): Likewise.
291 * cp/decl2.c (finish_objects): Likewise.
293 * defaults.h (EH_FRAME_SECTION): Remove.
294 (EH_FRAME_SECTION_ASM_OP): Remove.
295 (EH_FRAME_SECTION_NAME): New.
296 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
297 (UNIQUE_SECTION_P): Remove.
298 * dwarf2out.c (SECTION_FORMAT): Remove.
299 (ASM_OUTPUT_SECTION): Remove.
300 (output_call_frame_info): Use named_section_flags.
301 (output_comp_unit, dwarf2out_start_source_file): Likewise.
302 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
303 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
304 * varasm.c (in_eh_frame, eh_frame_section): Remove.
305 (named_section_flags): New.
306 (named_section): Use it and targetm.section_type_flags.
307 (resolve_unique_section): New.
308 (assemble_start_function): Use it.
309 (asm_emit_uninitialised, assemble_variable): Likewise.
310 (default_section_type_flags): New.
311 (default_no_named_section, default_elf_asm_named_section): New.
312 (default_coff_asm_named_section, default_pe_asm_named_section): New.
313 * output.h: Update varasm.c decls.
314 (SECTION_*): New flags.
316 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
317 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
319 * config/elfos.h (UNIQUE_SECTION_P): Remove.
320 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
321 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
322 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
323 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
324 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
325 * config/mips/elf.h, config/mips/elf64.h: Likewise.
326 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
327 * config/pa/pa64-hpux.h,
329 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
330 (TARGET_ASM_NAMED_SECTION): New.
331 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
332 * config/alpha/vms.h, config/arm/coff.h: Likewise.
333 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
334 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
335 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
336 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
337 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
338 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
339 * config/i386/sco5.h, config/i386/win32.h: Likewise.
340 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
341 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
342 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
343 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
344 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
345 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
346 * config/sparc/sysv4.h: Likewise.
348 * config/nextstep.h: Error until named sections implemented.
350 * config/a29k/a29k.c (a29k_asm_named_section): New.
351 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
352 (vms_section_type_flags, vms_asm_named_section): New.
353 * config/arm/arm.c (arm_elf_asm_named_section): New.
354 * config/avr/avr.c (asm_output_section_name): Remove.
355 * config/avr/avr-protos.h: Update.
356 * config/c4x/c4x.c (c4x_asm_named_section): New.
357 * config/h8300/h8300.c (h8300_asm_named_section): New.
358 * config/i386/i386.c (sco_asm_named_section): New.
359 * config/i386/winnt.c (SECTION_PE_SHARED): New.
360 (i386_pe_section_type_flags): New.
361 (i386_pe_asm_named_section): New.
362 * config/i386/i386-protos.h: Update.
363 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
364 * config/mcore/mcore.c (mcore_asm_named_section): New.
365 * config/mips/mips.c (iris6_asm_named_section): New.
366 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
367 instead of UNIQUE_SECTION_P.
368 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
369 (xcoff_asm_named_section): New.
370 * config/sh/sh.c (sh_asm_named_section): New.
371 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
373 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
374 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
375 (EH_FRAME_SECTION_NAME): New.
376 (EXCEPTION_SECTION): New.
377 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
378 (DEBUG_*_SECTION): Remove.
379 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
380 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
381 (EH_FRAME_SECTION_ASM_OP): Remove.
383 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
384 (ASM_OUTPUT_SECTION_NAME): Remove.
385 (TARGET_ASM_NAMED_SECTION): New.
386 (TARGET_HAVE_NAMED_SECTIONS): New.
387 (TARGET_SECTION_TYPE_FLAGS): New.
388 (EH_FRAME_SECTION_ASM_OP): Remove.
389 (EH_FRAME_SECTION_NAME): New.
391 2001-08-03 Zack Weinberg <zackw@stanford.edu>
393 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
394 for complex expressions when cfun == 0.
395 * doc/extend.texi: Document that __builtin_constant_p can be
396 used in data initializers as well as functions.
398 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
400 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
401 variable I locally, instead of expecting a declaration in the
404 2001-08-03 Richard Henderson <rth@redhat.com>
406 * except.c (collect_one_action_chain): Add an explicit cleanup
407 action if regions surrounding a catch were encoded entirely
408 within the call-site entry.
410 2001-08-03 Richard Henderson <rth@redhat.com>
412 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
413 don't take REGNO of a non-register.
415 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
417 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
418 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
419 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
420 (__gthread_mutex_init_function): New function for mutex initialization.
422 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
424 * Makefile.in: Revert screwed up commit.
426 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
428 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
429 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
430 merged by linker script to get a final _exit().
431 (__do_global_dtors): New for destructor handling in specific exit
433 (__do_global_ctors): New for constructors in specific install section.
434 (__map_data_section): Map data sections before running constructors.
435 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
436 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
437 (DTORS_SECTION_ASM_OP): Likewise.
438 (CTORS_SECTION_FUNCTION): Define to force a reference to
440 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
442 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
444 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
446 * Makefile.in: Add df.h to gcse.c dependencies.
448 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
450 * varasm.c (output_constant_def_contents): Use for the length of a
451 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
452 depending on which is larger.
454 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
456 * gcse.c: Include df.h for use as a dataflow analyzer.
458 Declaration of reg_set_info: gone.
459 New df_analyzer variable used by store motion.
460 (reg_set_info): Deleted.
461 (mark_mem_regs): New function, analyze regs used by a mem.
462 (store_ops_ok): Use dataflow analyzer results to determine if
463 necessary regs are changed in the block.
464 (find_moveable_store): Remove check for symbol ref, we can handle
465 much more complex expressions now.
466 (compute_store_table): Remove most of the code, it's unnecessary
467 now that the dataflow analyzer records the info for us.
468 (store_killed_after): Add parameter to say whether to do the
469 store_ops_okay test, used to speed up testing when we already know
470 the answer, and just want to know if the store itself was killed.
471 (build_store_vector): Largely rewritten to calculate the various
472 vectors properly, and somewhat optimized.
473 (store_motion): Init the df_analyzer, get REG_DEF chains.
474 Also handle trapping expressions (since mems almost always trap)
475 (simple_mem): Redefine what a simple mem is.
477 2001-08-03 DJ Delorie <dj@redhat.com>
479 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
480 set from a constant part of the condition.
482 2001-08-01 Andrew Cagney <ac131313@redhat.com>
484 * mkdeps.c (deps_add_default_target): Make local variable
485 ``start'' a const char pointer.
486 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
488 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
490 * doc/install.texi (Configuration): Fix markup.
491 (Specific, i?86-*-udk): Likewise.
492 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
494 Document --enable-threads and --enable-libgcj status.
495 (Specific, mips-sgi-irix*): Canonicalize triples.
496 (Specific, mips-sgi-irix5): Warn about problems with this config.
497 Mention required GNU as patch.
498 Native assembler problems are fixed.
499 (Specific, mips-sgi-irix6): Update O32 ABI support status.
500 Document --enable-threads and --enable-libgcj status.
502 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
504 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
507 2001-08-03 Richard Henderson <rth@redhat.com>
509 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
512 2001-08-03 Richard Henderson <rth@redhat.com>
514 * rtlanal.c (find_first_parameter_load): Stop if we
515 reach a CODE_LABEL at BOUNDARY.
517 2001-08-03 Richard Henderson <rth@redhat.com>
519 * config/alpha/alpha.md (force_movdi): New insn.
520 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
521 Tweek FRP marking of VMS prologue insns.
522 * config/alpha/vms.h (EPILOGUE_USES): New.
524 2001-08-02 Richard Henderson <rth@redhat.com>
526 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
528 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
530 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
531 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
532 config/convex/convex.h, config/d30v/d30v.c,
533 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
534 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
535 config/mips/mips.h, config/mn10200/mn10200.h,
536 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
537 config/v850/v850.h, config/vax/openbsd.h,
538 config/vax/openbsd1.h, config/vax/ultrix.h,
539 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
540 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
541 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
542 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
543 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
544 in comments and documentation.
546 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
550 * Makefile.in (line-map.o): New.
551 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
552 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
553 * cpperror.c (print_containing_files): Similarly.
554 (print_location): Update. Don't output a space before _Pragma.
555 * cppfiles.c (stack_include_file): Set to line 1 immediately.
556 (stack_include_filee, cpp_make_system_header): Update.
557 (_cpp_execute_include): Get logical line number right for calling
558 as-yet-unterminated #include.
559 * cpphash.h (struct cpp_reader): Add line_maps.
560 (_cpp_do_file_change): Update.
561 * cppinit.c (cpp_create_reader): Initialize line maps.
562 (cpp_destroy): Destroy line maps.
563 (cpp_start_read): Get logical line number right.
564 * cpplex.c (parse_string): Only warn once for multi-line strings.
565 Use boolean variable for null warning.
566 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
568 (do_include_common): End the directive early.
569 (do_line): Don't warn about out-of-range lines in preprocessed
570 source. Update. Remove unused variables.
571 (_cpp_do_file_change): Update for new line mapping.
572 (pragma_cb): New typedef.
573 (cpp_register_pragma): Stop looking ahead before calling the
575 (do_pragma_system_header): End directive early.
576 (cpp_get_line_maps): New.
577 (cpp_pop_buffer): Fudge logical line. Update.
578 * cpplib.h: Include line-map.h
579 (enum cpp_fc_reason): Remove.
580 (struct cpp_file_change): Update.
581 (cpp_get_line_maps): New.
582 * cppmain.c (struct_printer): New member map.
583 (cb_file_change): Update for new mappings.
584 * fix-header.c (cb_file_change): Similarly.
586 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
588 * Makefile.in (libgcc.mk): Define mkinstalldirs.
589 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
591 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
593 * config/vax/vax.c: include expr.h.
595 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
597 * Makefile.in ($(srcdir)/configure): Only rebuild in
599 ($(srcdir)/config.in): Only define in maintainer mode.
600 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
602 2001-08-02 David Edelsohn <edelsohn@gnu.org>
604 * doc/install.texi (Install GCC: Binaries): Update Bull info.
606 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
608 * gcc.c (set_collect_gcc_options): New function, split out from
610 Ignore elided switches.
611 (do_spec_1): Invoke before executing command.
614 * gcc.h (set_input): ... here.
615 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
618 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
621 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
623 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
625 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
627 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
628 for the unnamed instructions it expands to.
630 2001-08-02 Richard Henderson <rth@redhat.com>
632 * regclass.c (call_really_used_regs): Conditionally define.
633 (init_reg_sets_1): Don't use it if not defined.
634 (fix_register): Similarly, don't set it.
636 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
638 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
639 Correct comment that had been missed in the previous change.
641 2001-08-01 Stan Shebs <shebs@apple.com>
643 * config/darwin.c (machopic_stub_name): Try matching by name.
644 (update_stubs): New function.
645 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
648 2001-08-01 Richard Henderson <rth@redhat.com>
650 * except.c (output_function_exception_table): Use assemble_align.
651 * varasm.c (assemble_eh_label): Remove.
652 (assemble_eh_align, assemble_eh_integer): Remove.
654 2001-08-01 Robert Lipe <robertl@caldera.com>
656 * dwarfout.c: Remove reference to README.DWARF.
658 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
660 * regclass.c (call_really_used_regs): New array for registers which
661 are actually used by a call.
662 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
664 (fix_register): Set call_really_used too.
665 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
666 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
668 2001-08-01 Richard Henderson <rth@redhat.com>
670 * read-rtl.c (read_name): Consider \r whitespace.
672 2001-07-11 Andrew Cagney <ac131313@redhat.com>
674 * config.gcc: Recognize powerpc-*-netbsd*.
676 * doc/install.texi (Host/target specific installation notes for
677 GCC): Mention powerpc-*-netbsd*.
679 * config/rs6000/netbsd.h: New file.
680 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
681 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
682 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
683 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
684 (TARGET_VERSION): Redefine.
686 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
687 mcall-netbsd as a match for mcall-sysv.
688 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
689 (ncrti.S, ncrtn.S): New targets.
690 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
692 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
693 "netbsd' as a V4 ABI.
694 (ASM_SPEC): Check for -mcall-netbsd.
695 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
696 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
697 (LIB_SPEC, ENDFILE_SPEC): Ditto.
698 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
699 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
700 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
701 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
703 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
704 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
706 2001-08-01 Mark Kettenis <kettenis@gnu.org>
708 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
709 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
710 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
711 including "unwind-pe.h".
713 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
715 * rs6000.md (define_splits): Kill unused constraints.
717 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
718 Jan Hubicka <jh@suse.cz>
720 * function.c (thread_prologue_and_epilogue_insns): Kill code
721 dealing with non-existent CFG.
723 2001-08-01 Kazu Hirata <kazu@hxi.com>
725 * alias.c: Fix comment formatting.
726 * bitmap.c: Likewise.
727 * builtins.c: Likewise.
729 * c-common.c: Likewise.
730 * c-decl.c: Likewise.
731 * c-dump.c: Likewise.
733 * collect2.c: Likewise.
734 * combine.c: Likewise.
735 * conflict.c: Likewise.
736 * cppfiles.c: Likewise.
737 * cppinit.c: Likewise.
738 * cpplex.c: Likewise.
739 * cpplib.c: Likewise.
740 * cppmacro.c: Likewise.
741 * cppspec.c: Likewise.
742 * c-pragma.c: Likewise.
743 * crtstuff.c: Likewise.
745 * cselib.c: Likewise.
746 * c-semantics.c: Likewise.
747 * c-typeck.c: Likewise.
749 2001-08-01 H.J. Lu <hjl@gnu.org>
751 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
753 2001-08-01 H.J. Lu <hjl@gnu.org>
755 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
757 2001-08-01 Ziemowit Laski <zlaski@apple.com>
759 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
760 contextualizing Objective-C class name lookup by the lexer.
761 (typespec_reserved_nonattr): Disable ObjC class name lookup after
763 (protocoldef): Add support for forward @protocol declarations.
764 (yylexname): Suppress ObjC class name lookup in certain contexts;
765 re-enable after lookup is complete.
766 (_yylex): Re-enable ObjC class name lookup when certain
767 punctuation marks are seen.
769 * objc/objc-act.c (check_protocol_recursively): New function used
770 for finding circular dependencies in protocols.
771 (objc_declare_protocols): New function for handling forward
772 @protocol declarations.
773 (receiver_is_class_object): Detect the case when 'self' is used
774 inside of a class method.
775 (build_message_expr): Issue a warning if class method is desired
776 but instance method is found instead.
777 (conforms_to_protocol): Streamline.
778 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
779 protocol Foo, even if 'Bar foo' does not.
780 (check_protocols): Streamline.
781 (start_protocol): Add checks for circular and duplicate protocol
783 (encode_aggregate_within): For typedefs of structs, encode the
785 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
786 (objc_declare_protocols): New prototype.
788 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
790 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
791 * cpplex.c (handle_newline): Update prototype. Maintain logical
793 (skip_escaped_newlines, skip_block_comment, parse_string):
795 (_cpp_lex_token): Update, and store token position within the token.
796 * cpplib.h (struct cpp_token): Add line and column entries.
797 * cppmacro.c (replace_args): Position stringified tokens correctly.
799 2001-08-01 Andreas Jaeger <aj@suse.de>
801 * basic-block.h: Add prototype for last_loop_beg_note.
803 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
805 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
806 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
808 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
809 while handling WITH_CLEANUP_EXPR node. Use second operand calling
811 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
813 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
814 operand while calling simple_cst_equal.
815 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
816 operand is the cleanup expression, the third is the RTL_EXPR.
817 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
819 2001-07-31 Jeff Sturm <jsturm@one-point.com>
821 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
823 2001-07-31 matthew green <mrg@eterna.com.au>
825 * config.gcc (i386-*-netbsdelf): New description.
826 * config/i386/netbsd-elf.h: New file.
828 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
830 * loop.c (check_dbra_loop): Use single_set to compute
833 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
835 PowerPC reorg and support for powerpc64-*-linux*.
837 Also fixes emitting of constants on 32 bit and 64 bit
840 * config.gcc: powerpc64-*-linux* is a new target.
841 Things that needed aix.h now also include xcoff.h
843 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
845 Move AIX specific stuff into aix.h.
846 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
847 with more than just XCOFF now.
848 (SET_ASM_OP): Remove, now defined where needed.
849 (FUNCTION_PROLOGUE): New macro definition.
850 (FUNCTION_EPILOGUE): New macro definition.
851 (CONST_OK_FOR_LETTER_P): Change N to require that value is
853 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
855 * config/rs6000/xcoff.h: New file.
857 * config/rs6000/linux64.h: New file.
859 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
861 2001-07-31 Alan Modra <amodra@bigpond.net.au>
863 * rs6000.c (print_operand_address): Handle ELF syntax.
864 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
865 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
866 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
868 2001-07-31 David Edelsohn <edelsohn@gnu.org>
870 * rs6000.c (rs6000_override_options): Only disable
871 flag_function_sections for XCOFF.
872 (exact_log2_cint_operand): New predicate.
873 (reg_or_{add,sub}_cint64_operand): New predicates.
874 (add_operand): Compare CONST_INT with fewer function calls.
875 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
876 (print_operand, case 'p'): Ensure positive operand.
877 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
878 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
879 (PREDICATE_CODES): Add new predicates.
880 * rs6000.md (addsi3): Split 32-bit constants more correctly.
881 (divsi3, modsi3): Ensure positive power-of-2.
882 (adddi3): Use new predicate. Split 32-bit constants more
883 correctly. Re-arrange splitter to handle any constant.
884 (subdi3): Use new predicate.
885 (divdi3, moddi3): Ensure positive power-of-2.
886 (movdi): Use rs6000_emit_set_const.
887 (load_toc_v4_pic_di): Delete.
889 2001-07-31 Graham Stott <grahams@redhat.com>
891 * function.c (pad_below): Revert 2001-07-26 patch.
893 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
895 * reg-stack (convert_regs_1): Fix best edge condition.
897 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
899 * jump.c (duplicate_loop_exit_test): Better test for jumps
900 entering the loop; create loop pre_header.
902 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
904 * doc/install.texi: Add s390 and s390x as new targets.
905 * doc/invoke.texi: Add documantation of S/390 and zSeries
907 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
909 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
911 * config/m68k/m68k.md: Replace all general_operand with
912 nonimmediate_operand for all destinations.
913 * config/m68k/m68k.c (not_sp_operand): Likewise.
915 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
917 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
919 2001-07-30 Richard Henderson <rth@redhat.com>
921 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
922 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
924 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
926 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
927 Add missing doc strings
928 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
929 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
931 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
933 * i386.c (ix86_output_main_function_alignment_hack): New function.
934 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
936 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
937 edges by EDGE_DFS_BACK flag.
938 (dump_edge_info): Add dfs_back flag.
939 * basic-block.h (EDGE_DFS_BACK): New constant.
940 (mark_dfs_back_edges): Declare.
941 * alias.c (loop_p): Remove.
942 (mark_constant_function): Use mark_dfs_back_edges.
944 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
945 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
946 (compensate_edge): Break out from ...
947 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
948 (convert_regs_2): Set block_done once block is really done;
949 Do updating of the predecesors counts.
951 * toplev.c (rest_of_compilation): Recompute block_for_insn
952 before post-reload cfg_cleanup.
953 * function.c (thread_prologue_epilogue_insns):
954 Call set_block_for_new_insns when emitting prologue directly.
956 2001-07-30 Andreas Jaeger <aj@suse.de>
958 * jump.c: Add prototype for mark_modified_reg.
960 * cse.c (set_live_p): Add unused attribute.
962 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
964 (scan_for_source_files): Use long for count to avoid overflow.
965 (output_data): Likewise.
966 (output_data): Don't use string concatatenation to silence gcc
969 * predict.c: Fix typos and grammar.
971 * gcse.c (insert_insn_end_bb): Remove unused variables.
973 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
975 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
976 (attempt_auto_inc): LIkewise.
977 (mark_used_reg): Likewise.
978 (try_pre_increment_1): Likewise.
979 * regclass.c (regclass): Likewise.
980 * global.c (allocno_compare): Update comment; change scaling factor.
981 * local-alloc.c (QTY_CMP_PRI): Likewise.
982 * regs.h (REG_FREQ_FROM_BB): New.
983 (REG_FREQ_MAX): Likewise.
985 2001-07-30 H.J. Lu <hjl@gnu.org>
987 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
990 2001-07-30 H.J. Lu (hjl@gnu.org)
992 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
993 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
994 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
996 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
998 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
999 as -mthumb-interwork when -mcpu=arm7 is specified.
1001 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * predict.def (noreturn, loop branch, loop exit): Mark as first
1006 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1008 * combine.c (try_combine): Avoid barrier after noop jumps.
1010 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1012 * cpphash.h (struct cpp_reader): Remove import_warning.
1013 * cpplib.c (skip_rest_of_line): Don't bother turning off
1015 (parse_include): Move include handling to...
1016 (do_include_common): ... here. Move import warning from...
1017 (do_import): ... here.
1018 (do_pragma_poison): Don't do a callback for poison identifiers.
1019 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1020 * cppmain.c (setup_callbacks): Similarly.
1022 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1024 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1025 handle multiple sets.
1026 * except.c (sjlj_mark_call_sites): .... here.
1027 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1029 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1031 Suggested by Richard Henderson and Richard Kenner:
1032 * combine.c (recog_for_combine): Use the fake recog
1033 only if instruction does not match.
1034 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1035 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1037 * combine.c (try_combine): Discover noop jump as direct jump.
1039 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1041 * df.c (df_rd_global_compute): Add successors to worklist, not
1043 (df_ru_global_compute): Ditto.
1045 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1047 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1048 increment REG_N_SETS.
1050 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1052 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1054 * sbitmap.c (sbitmap_a_xor_b): New function.
1055 ifdef the basic block stuff on IN_GCC.
1057 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1059 * cppexp.c (parse_defined): Always record the macro name.
1060 (lex): Don't worry about identifiers, or special-case
1062 (_cpp_parse_expr): Figure out at the end of the routine
1063 whether we saw a valid !defined() expression.
1064 * cppfiles.c (stack_include_file): Update for mi_valid.
1065 (_cpp_pop_file_buffer): Similarly.
1066 * cpplex.c (_cpp_lex_token): Similarly.
1067 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1068 mi_if_not_defined, mi_lexed): Remove.
1070 * cpplib.c (do_if): Simplify.
1071 (do_endif, push_conditional, _cpp_handle_directive): Update
1072 for renaming of mi_state to mi_valid.
1074 * cpp.texi: Add index entries for digraphs, and add comment
1075 that C++ refers to them as alternative tokens.
1077 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1079 * basic-block.h (CLEANUP_PRE_LOOP): New.
1080 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1081 * sibcall.c (optimize_sibling_calls): Likewise.
1082 * toplev.c (rest_of_compilation): Likewise.
1083 * flow.c (try_forward_edges): Take argument MODE;
1084 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1085 (try_optimize_cfg): Update call of try_forward_edges.
1087 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1088 Jan Hubicka <jh@suse.cz>
1090 * (validate_replace_rtx_1): Fix simplification of MINUS.
1092 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1094 PR preprocessor/3669
1095 * cppinit.c (init_dependency_output): Turn off dump requests
1096 if sending dependencies to stdout.
1098 2001-07-28 Richard Henderson <rth@redhat.com>
1100 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1103 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1105 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1107 2001-07-28 Kazu Hirata <kazu@hxi.com>
1109 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1110 is VAR_DECL first to prevent an ICE.
1112 2001-07-28 Richard Henderson <rth@redhat.com>
1114 * varasm.c (immed_real_const_1): Don't elide special cases for
1116 (clear_const_double_mem): Clear const_tiny_rtx too.
1118 2001-07-28 Richard Henderson <rth@redhat.com>
1120 * dwarf2out.c (dw_val_class_offset): New.
1121 (struct dw_ranges_struct, dw_ranges_ref): New.
1122 (ranges_table, ranges_table_allocated): New.
1123 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1124 (add_AT_offset, add_ranges, output_ranges): New.
1125 (print_die, output_die): Handle dw_val_class_offset.
1126 (attr_checksum, size_of_die, value_format): Likewise.
1127 (gen_lexical_block_die): Handle non-contiguous blocks.
1128 (gen_block_die): Likewise.
1129 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1130 if needed. Dump the ranges table.
1131 * final.c (final_start_function): Remove unnecessary notes and
1132 rebuild the block tree before numbering the blocks.
1133 * function.c (reorder_blocks_0): Walk the existing block tree
1134 to unmark all blocks.
1135 (reorder_blocks_1): Create block fragments when duplicate block
1137 (reorder_fix_fragments): New.
1138 (reorder_blocks): Call it.
1139 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1141 2001-07-28 Richard Henderson <rth@redhat.com>
1143 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1145 2001-07-28 Richard Henderson <rth@redhat.com>
1147 * flow.c (add_to_mem_set_list): New function.
1148 (init_propagate_block_info): Use it.
1149 (mark_set_1): Likewise.
1150 (insn_dead_p): Canonicalize memory address for dead store
1151 comparison. Allow wider mode stores to kill narrower mode stores.
1152 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1153 (invalidate_mems_from_set): Don't handle MEMs.
1155 2001-07-28 Kazu Hirata <kazu@hxi.com>
1157 * config/h8300/h8300.h: Fix formatting.
1159 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1161 * basic-block.h (EDGE_FREQUENCY): New macro.
1162 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1164 * flow.c (find_sub_basic_blocks): Likewise.
1165 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1166 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1168 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1169 (HITRATE): New macro.
1170 (PRED_FLAG_FIRST_MATCH): New constant.
1171 (predictor_info): New field flgags.
1172 (combine_predictions_for_insn): Use DS theory to combine
1173 probabilities; set the edge probabilities when finished.
1174 (estimate_probability): Avoid duplicated matches
1175 of LOOP_BRANCH heuristics for nested loops; update comment.
1176 * predict.def: Add flags for each prediction, set probabilities
1177 according to B&L paper.
1178 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1180 * profile.c (compute_branch_probabilities): Cleanup way the edge
1181 probabilities are computed and REG_BR_PROB notes are dropped; if
1182 values does not match, emit error.
1183 (init_branch_prob): Do error instead of warning when profile driven
1184 feedback is missing or corrupt.
1186 2001-07-27 DJ Delorie <dj@redhat.com>
1188 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1189 against a constant, try to adjust the compare to have the desired
1190 constant in it so that min/max optimizations happen more often.
1192 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1194 * flow.c (last_loop_beg_note): New function.
1195 (redirect_edge_and_branch): Use it.
1196 (split_edge): Likewise.
1198 * alias.c (loop_p): Avoid uninitialized memory access.
1200 * flow.c (try_forward_edges): Avoid accessing freed memory.
1202 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1205 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1207 * doc/install.texi (Configuration): Properly link the host
1208 specific instructions also when generating HTML.
1210 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1212 * flow.c (redirect_edge_and_branch_force): Test
1213 target->global_live_at_start.
1215 2001-07-26 Richard Henderson <rth@redhat.com>
1217 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1218 * rtl.h (avoid_constant_pool_reference): Declare it.
1219 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1220 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1222 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1224 * rtl.h (cleanup_barriers): Declare.
1225 * jump.c (cleanup_barriers): New function.
1226 * toplev.c (rest_of_compilation): Call cleanup_barriers
1227 before loop optimizer and after bb_reorder.
1229 * flow.c (back_edge_of_syntactic_loop_p): New.
1230 (split_edge): Use it.
1232 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1234 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1236 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1238 * cse.c (cse_process_notes): Replace any registers if the address
1241 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1243 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1244 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1245 (propagate_block): Update prototype.
1246 * flow.c (update_life_info): Simplify the CFG and
1247 recalculate the global regs which are alive when
1248 removing dead code during a global update.
1249 (propagate_block): Return non-zero if an INSN is
1252 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1254 * Makefile.in (LIBICONV): Define.
1256 2001-07-26 Catherine Moore <clm@redhat.com>
1258 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1259 of conditional to avoid tree checking errors.
1261 2001-07-26 Kazu Hirata <kazu@hxi.com>
1263 * regmove.c (regmove_optimize): Don't replace a reg with
1264 another reg of a different mode.
1266 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1268 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1269 limit length of dependancy flush list.
1270 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1271 * sched-int.h (struct deps): Add pending_flush_length field.
1272 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1273 has 1 element in it.
1274 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1275 (sched_analyze): After a jump, if the pending memory flush list is too
1276 large, flush the pending lists.
1277 (init_deps): Initialize pending_flush_length to 0.
1278 * doc/invoke.texi (max_pending_list_length): Document parameter.
1280 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1282 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1283 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1284 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1286 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1288 * cpphash.h (struct_lexer_state): Delete was_skipping.
1289 Move skipping here from struct cpp_reader.
1290 * cpplex.c (parse_identifier): Update.
1291 (_cpp_lex_token): Don't skip tokens in a directive.
1292 * cpplib.c (struct if_stack): Update.
1293 (start_directive, end_directive): Don't change skipping state.
1294 (_cpp_handle_directive): Update.
1295 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1296 (do_else, do_endif): Update; only check for excess tokens if not
1297 in a skipped conditional block.
1298 (push_conditional): Update for new struct if_stack.
1300 2001-07-26 Graham Stott <grahams@redhat.com>
1302 * function.c (locate_and_pad_parm): Also pad initial offset
1303 so that the total argument size also includes the padding.
1305 2001-07-26 Graham Stott <grahams@redhat.com>
1307 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1308 change XSTR to XTMPL.
1310 (process_one_cond_exec): Likewise
1312 2001-07-25 Richard Henderson <rth@redhat.com>
1314 * varasm.c (assemble_variable): Create DECL_RTL before setting
1317 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1319 * predict.c (estimate_probability): Avoid duplicated predictions.
1321 * loop.c (find_and_verify_loops): Grok multiple barriers.
1323 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1325 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1327 * dbxout.c: Consistently use putc instead of fputc.
1328 (print_wide_int): New function; call instead of direct fprintf.
1329 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1330 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1331 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1332 (print_int_cst_octal): Likewise.
1333 (print_octal): Show we wrote characters.
1334 (dbxout_type): Set have_used_extensions in more places.
1336 2001-07-25 Catherine Moore <clm@redhat.com>
1338 * config/v850/v850.c (v850_va_arg): Use addr
1339 instead of valist to build incr.
1341 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1343 * flow.c (delete_dead_jumptables): New function.
1344 (life_analyzis): Call it.
1345 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1348 2001-07-25 Richard Henderson <rth@redhat.com>
1350 * except.c (reachable_handlers): Handle a region being removed
1351 out from under a RESX.
1353 2001-07-25 Richard Henderson <rth@redhat.com>
1355 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1356 swap GE/GT if it is an fp comparison.
1358 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1360 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1363 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1365 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1366 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1369 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1371 (visit_expression): When attempting to simplify an expression,
1372 retrieve any modes for arguments before they are simplified
1375 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1376 Janis Johnson <janis@us.ibm.com>
1378 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1379 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1380 pointer parameters to match documented usage of nonlocal_goto.
1381 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1382 parameters to their correct order.
1383 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1384 parameters to their correct order.
1386 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1388 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1390 2001-07-25 Jan Hubicka <jh@suse.cz>
1391 Richard Henderson <rth@redhat.com>
1393 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1395 (make_edges): New argument update_p; populate the edge cache if set.
1396 (find_basic_blocks): Update make_edges invocation.
1398 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1400 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1402 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1404 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1405 -Acpu and -Amachine.h.
1406 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1407 Corrected header to say ELF not a.out.
1408 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1409 when given -msoft-float.
1411 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1413 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1414 extra multilib parts like arm-elf.
1415 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1416 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1417 crtfini.o as extra multilib parts.
1419 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1421 * configure.in: Add rtems as a supported thread model.
1422 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1423 * configure: Rebuilt.
1425 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1427 * stor-layout.c (get_mode_alignment): make it work when
1428 BITS_PER_UNIT is not a power of two.
1429 * builtins.c (get_pointer_alignment): Likewise.
1431 2001-07-24 Richard Henderson <rth@redhat.com>
1433 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1434 the retrieved constant into the expected mode.
1436 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1438 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1439 (verify_flow_info): Check for duplicated edges; clarify
1442 * flow.c (block_label): Update basic_block_for_insn.
1443 (commit_edge_insertions): Call compute_bb_for_insn.
1445 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1448 * flow.c (redirect_edge_and_branch,
1449 try_optimize_cfg): Use redirect_edge_succ_nodup
1450 (redirect_edge_succ_nodup): New.
1451 * basic_block.h (redirect_edge_succ_nodup): Declare.
1453 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1456 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1458 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1459 (try_crossjump_to_edge): Update commetns.
1460 (try_crossjump_bb): Likewise.
1462 2001-07-24 Richard Henderson <rth@redhat.com>
1464 * combine.c (distribute_notes): Move set of need_refresh
1465 for noop_move_p down to catch all cases.
1467 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1469 * recog.c (split_all_insns_noflow): New.
1470 * rtl.h (split_all_insns_noflow): Declare.
1471 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1472 * m68hc11.c (m68hc11_reorg): Likewise.
1473 * sh.c (machine_dependent_reorg): Likewise.
1474 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1477 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1479 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1480 (ashlsi3_n splitter): Likewise.
1481 (lshrsi3_n splitter): Likewise.
1483 (GOTaddr2picreg): Make const SImode.
1484 (sym_label2reg): Likewise.
1485 (symGOT2reg): Likewise.
1486 (symGOTOFF2reg) Likewise.
1488 (casesi_worker_0): Make unspec SImode.
1490 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1492 * config/sh/sh.c (barrier_align): Check that an operand really is
1493 an insn before extracting its INSN_CODE.
1495 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1497 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1500 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1501 for SImode to prevent overflow.
1503 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1505 * config/mips/irix6-libc-compat.c: New file.
1506 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1507 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1510 2001-07-24 lars brinkhoff <lars@nocrew.org>
1512 * rtl.texi (REG_POINTER): Document.
1513 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1514 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1516 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1518 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1520 2001-07-23 Richard Henderson <rth@redhat.com>
1522 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1524 2001-07-23 Kazu Hirata <kazu@hxi.com>
1526 * config/h8300/h8300-protos.h: Add a prototype for
1527 general_operand_dst_push.
1528 * config/h8300/h8300.c (general_operand_dst_push): New.
1529 * config/h8300/h8300.h (OK_FOR_T): New.
1530 (EXTRA_CONSTRAINT): Use it.
1531 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1532 the existing movqi pattern.
1533 (movhi_push): Likewise.
1535 * reload.c: Fix comment typos.
1537 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1539 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1541 2001-07-23 H.J. Lu (hjl@gnu.org)
1543 * doc/extend.texi: Update __builtin_return_address and
1544 __builtin_frame_address.
1546 2001-07-23 Richard Henderson <rth@redhat.com>
1548 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1550 * config/i386/i386.md: New setcc+movzbl peephole2.
1552 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1554 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1555 * objc/objc-act.c: Include debug.h.
1556 (synth_module_prologue): Save and restore debug hooks too.
1558 2001-07-23 lars brinkhoff <lars@nocrew.org>
1560 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1561 and C4X_FLOAT_FORMAT.
1562 (BOOL_TYPE_SIZE): Document.
1564 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1566 * unroll.c (loop_iterations): Fix miscalculation of initial
1569 2001-07-13 Andrew Haley <aph@redhat.com>
1571 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1572 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1573 * config/sh/sh.c (sh_can_redirect_branch): New function.
1574 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1575 * reorg.c (steal_delay_list_from_target): Use
1576 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1578 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1580 * flow.c (try_simplify_condjump): Unlink insn chain on
1581 fallthru edge; use can_fallthru.
1583 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1585 * basic-block.h (find_sub_basic_block): Declare.
1586 * flow.c (make_edges): New arguments MIN and MAX;
1587 (find_sub_basic_blocks): Revamp to use make_edges
1588 and purge_dead_edges.
1589 (find_basic_blocks): Update call of find_sub_basic_block.
1591 * recog.c (split_all_insns): Always expect CFG to be consistent;
1592 call find_sub_basic_blocks in case something has changed.
1593 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1596 * basic-block.h (delete_noop_moves): Declare.
1597 * combine.c (combine_instructions): Call it.
1598 (recog_for_combine): Tolerate noop moves
1599 (distribute_notes): Force refresh when register dies at noop move.
1600 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1602 (life_analysis): Update delete_noop_moves call.
1603 (set_noop_p): Move too ...
1604 * rtlanal.c (noop_move_p): ... here.
1605 * rtl.h (noop_move_p): Declare.
1607 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1608 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1610 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1611 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1613 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1615 * reload.c (push_reload): Fix typo in comment.
1616 (find_reloads_address): Ditto.
1617 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1619 2001-07-22 Richard Henderson <rth@redhat.com>
1621 * flow.c: Grammar check and clarify a lot of comments.
1622 (try_simplify_condjump): Rename variables to be clearer.
1623 (try_forward_edges): Skip complex and fallthru edges.
1624 Rearrange tests to avoid duplicate checks.
1625 (flow_find_cross_jump): Likewise.
1626 (outgoing_edges_match): Allow match if neither branch has
1627 probability data. Loosen probability match to 5%.
1628 (try_crossjump_to_edge): Hoist repeated indirection into
1630 (try_crossjump_bb): Don't check complex edges. Eliminate
1631 redundant crossjump tests.
1632 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1633 checks before more expensive checks.
1635 2001-07-22 Richard Henderson <rth@redhat.com>
1637 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1638 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1641 2001-07-22 Richard Henderson <rth@redhat.com>
1643 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1644 (const_sint32_operand): Likewise.
1645 * m68k.md (anon mulsi pattern): Use const_int_operand not
1646 const_sint32_operand.
1647 (umulsi3_highpart): Zero extend a constant input.
1648 (smulsi3_highpart): Don't bother checking SImode constant.
1649 (const_umulsi3_highpart): Give op3 DImode.
1650 (const_smulsi3_highpart): Likewise.
1652 2001-07-22 Richard Henderson <rth@redhat.com>
1654 * flow.c (split_block): Make sure bb_note is included in the
1655 new block when splitting before a label.
1657 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1659 * basic-block.h (redirect_edge_and_branch_force,
1660 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1661 * flow.c (redirect_edge_and_branch_force,
1662 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1663 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1664 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1665 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1666 instead of label; update CFG after transformation.
1667 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1668 for finishing the transformation; handle even case where ELSE
1669 does not follow THEN.
1670 (find_if_case_2): Update call of dead_or_predictable; simplify
1673 * emit-rtl.c (split_branch_probability): New global variable.
1674 (try_split): Take care to set split_branch_probability and
1675 create REG_BR_PROB note for new jump insns.
1676 * md.texi (define_split): Document new feature.
1678 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1680 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1682 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1683 (asm_out_file): Remove redundant declaration.
1684 (assemble_asm): Remove old #if 0 block.
1685 (assemble_variable): Remove end of function; debug output is
1686 now handled with global_decl. Remove old #if 0 block. Update.
1687 Remove saved_in_section and associated no-op code.
1688 * Makefile.in (varasm.o): Correct dependencies.
1690 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1692 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1693 the definition in defaults.h.
1695 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1697 * jump.c: Update comments.
1698 (delete_barrier_successors, delete_unreferenced_labels,
1699 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1700 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1701 jump_optimize, jump_optimize_minimal): Kill.
1702 (rebuild_jump_labels): Move code from jump_optimize_1.
1703 (purge_line_number_notes): Likewise.
1704 (copy_loop_headers): Likewise.
1705 * reg-stack.c: Update comment.
1707 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1708 JUMP_AFTER_REGSCAN): Kill.
1709 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1710 purge_line_number_notes and copy_loop_headers.
1712 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1713 Richard Henderson <rth@redhat.com>
1715 * dbxout.c (dbxout_global_decl): New.
1716 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1717 * sdbout.c (sdbout_finish): New.
1718 (sdbout_debug_hooks): Use it, add comments.
1719 (sdbout_global_decl): Defer initialised public vars to
1721 * varasm.c (assemble_variable): Don't output debug information
1722 for file-scope variables.
1724 2001-07-22 Richard Henderson <rth@redhat.com>
1726 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1727 (get_round_mode_suffix): New.
1728 (print_operand): Use them for [/]. Remove support for [&'`()+].
1729 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1730 * config/alpha/alpha.md (attr round_suffix): New.
1731 (attr trap_suffix): New.
1732 (all insns): Set them appropriately. Use %/ instead of the
1735 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1737 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1739 2001-07-22 Richard Henderson <rth@redhat.com>
1741 * regrename.c (regrename_optimize): Compute nregs for each
1742 potential target register.
1744 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1745 Richard Henderson <rth@redhat.com>
1747 * dbxout.c (dbxout_global_decl): New.
1748 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1749 * sdbout.c (sdbout_finish): New.
1750 (sdbout_debug_hooks): Use it, add comments.
1751 (sdbout_global_decl): Defer initialised public vars to
1753 * varasm.c (assemble_variable): Don't output debug information
1754 for file-scope variables.
1756 2001-07-21 H.J. Lu (hjl@gnu.org)
1758 * config/mips/mips.c (mips_cpu): Moved into ...
1759 (override_options): Here.
1761 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
1763 (mips_cpu): Removed.
1765 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1767 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
1768 ("iorqi3"): Likewise.
1769 ("xorqi3"): Likewise.
1770 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
1771 ("*subhi3_sp): Likewise.
1772 ("*subhi3"): Likewise.
1773 ("extendhisi2"): Accept D, X and Y as source operand to avoid
1776 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
1778 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
1779 * config/freebsd.h: Likewise.
1780 * config/linux.h: Likewise.
1781 * config/openbsd.h: Likewise.
1782 * config/alpha/linux-elf.h: Likewise.
1783 * config/arm/linux-elf.h: Likewise.
1784 * config/d30v/d30v.h: Likewise.
1785 * config/fr30/fr30.h: Likewise.
1786 * config/ia64/aix.h: Likewise.
1787 * config/ia64/ia64.h: Likewise.
1788 * config/mips/linux.h: Likewise.
1789 * config/pj/pj.h: Likewise.
1790 * config/rs6000/linux.h: Likewise.
1791 * config/sparc/linux.h: Likewise.
1792 * config/sparc/linux64.h: Likewise.
1794 2001-07-20 Bruce Korb <bkorb@gnu.org>
1796 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
1797 because getc() and char* may disagree on signedness.
1799 2001-07-20 Richard Henderson <rth@redhat.com>
1801 * doc/rtl.texi (REG_DEAD): Update for current semantics.
1803 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
1804 insns to delete in the presence of cc0 in a jump insn.
1806 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1807 Jan Hubicka <jh@suse.cz>
1809 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
1810 of doing the change by hand.
1812 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1814 * rtlanal.c (set_noop_p): Return true for noop jumps.
1816 * expr.c (emit_single_push_insn): Add call to push expander.
1817 * expr.h (optab_index): Add OTI_push
1818 (push_optab): New constant.
1819 * genopinit.c (optabs): Add push_optab.
1820 * optabs.c (init_optab): Init push optab.
1821 * md.texi (push??1): Document
1823 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1825 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
1826 expand to emit the pattern; put a REG_INC note for push/pop
1828 ("movdf", "movdf_internal"): Likewise.
1829 ("movsi", "movsi_internal"): Likewise.
1830 ("movsf", "movsf_internal"): Likewise.
1831 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1833 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1835 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1838 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
1840 * params.def: Change default max inline insns to 100.
1842 2001-07-20 Diego Novillo <dnovillo@redhat.com>
1844 * combine.c (combine_simplify_rtx): Generate a new shift operation
1845 when simplifying the first operand of a (neg (ashift)) expression.
1847 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1849 * regclass.c (N_REG_INTS): Use only 32 bits per element.
1851 2001-07-20 Kelley Cook <kelley.cook@home.com>
1853 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
1854 information. Move rest into ...
1855 (*-*-solaris): ... here. Eliminate redundant information and
1856 reword necessary packages section. Delete 4.x assembler bug info.
1857 (sparc-sun-*): Merge into ...
1858 (sparc-sun-sunos*): here.
1860 2001-07-20 Catherine Moore <clm@redhat.com>
1862 * config/v850/v850.md (casesi): Generate LABEL_REF
1865 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1867 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
1868 * i386.c (ix86_zero_extend_to_Pmode): Make global.
1869 * i386.md (strclrsi expander): Use it.
1871 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1873 * integrate.c (copy_insn_list): handle
1874 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
1875 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
1876 identically as to CODE_LABEL.
1878 * fold-const (fold): Convert A/B/C to A/(B*C) and
1881 * except.c (connect_post_landing_pads): Delete the RESX insns.
1883 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
1885 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
1887 * config/mips/mips.md (nmadd/nmsub): Use macro.
1889 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
1891 * cppinit.c (remove_dup_dir): Make static.
1892 (remove_dup_dirs): Make static. Only warn about preempting a
1893 system directory with a non-system directory.
1895 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1897 * ifcvt.c (noce_try_store_flag_constants): Correct order
1898 of parameters to trunc_int_for_mode.
1900 2001-07-19 Mark Mitchell <mark@codesourcery.com>
1902 * reorg.c (fill_simple_delay_slots): If an instruction might throw
1903 an exception that will be caught within this function, do not fill
1904 its delay slot with any subsequent instruction.
1906 2001-07-19 Steve Ellcey <sje@cup.hp.com>
1908 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
1909 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
1910 pointer extension instruction.
1911 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
1912 * simplify-rtx.c (simplify_unary_operation) Likewise.
1913 * explow.c (convert_memory_address) Check value of
1914 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
1916 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
1917 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
1918 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
1919 Add Multilib Support.
1920 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
1921 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
1922 Add Multilib Support.
1923 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
1925 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
1926 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
1927 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
1929 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
1931 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
1932 old and new operands in `<', `3' and `b'.
1934 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1936 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
1937 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
1938 (toplev.o): Don't depend on xcoffout.h.
1939 * c-decl.c: Include debug.h
1940 (duplicate_decls): Use debug hook.
1941 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
1942 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1943 (dbxout_types): Remove.
1944 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
1945 * debug.c (do_nothing_debug_hooks): Update.
1946 (debug_true_tree, debug_nothing_rtx): New.
1947 * debug.h (struct rtx_def): New.
1948 (struct gcc_debug_hooks): New hooks ignore_block,
1949 outlining_inline_function and label.
1950 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
1951 dwarf2out_frame_finish): New.
1952 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
1953 Make static, update prototype.
1954 (dwarf2_debug_hooks): Update.
1955 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
1956 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
1957 * dwarfout.c (dwarf_debug_hooks): Update.
1958 * emit-rtl.c: Include debug.h.
1959 (remove_unnecessary_notes): Use debug hook.
1960 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
1961 (final_scan_insn): Use debug hook.
1962 * integrate.c (output_inline_function): Use debug hook.
1963 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
1964 (sdb_debug_hooks): Update.
1965 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
1966 * toplev.c: Don't include xcoffout.h.
1967 (note_outlining_of_inline_function, debug_ignore_block): Remove.
1968 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
1970 * tree.h (dwarf2out_do_frame): Remove.
1972 2001-07-19 Catherine Moore <clm@cygnus.com>
1974 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
1976 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1978 * reload1.c (eliminate_regs_in_insn): When updating a set
1979 to the frame pointer to the hardware frame pointer, perform
1980 the update always not just when REPLACE is set.
1982 * reload1.c (choose_reload_regs): Don't inherit a reload
1983 that crosses multiple registers if registers past the first
1984 don't fit in the desired class.
1986 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
1987 when negating constants.
1989 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
1991 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
1992 * doc/tree.texi: Ditto.
1994 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
1995 Jakub Jelinek <jakub@redhat.com>
1997 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
1998 (extract_cie_info): Handle "eh" augmentation properly,
2000 (struct frame_state, __frame_state_for): New.
2002 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2004 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2005 HANDLE_SYSV_PRAGMA): Define.
2006 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2008 (copy_object): Caller changed.
2010 2001-07-19 Andreas Schwab <schwab@suse.de>
2012 * configure.in (assembler dwarf2 debug_line support): Define nop
2014 * configure: Regenerated.
2016 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2018 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2020 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2021 to conditionally compiled block.
2022 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2023 * dbxout.h (dbxout_function): Remove.
2024 * debug.c (do_nothing_debug_hooks): Update.
2025 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2026 global_decl, deferred_inline_function.
2027 * dwarf2out.c (dwarf2_debug_hooks): Update.
2028 (dwarf2out_global_decl): New.
2029 * dwarfout.c: Don't include dwarfout.h.
2030 (dwarfout_global_decl, dwarfout_function_decl,
2031 dwarfout_deferred_inline_function): New.
2032 (dwarf_debug_hooks): Update.
2033 * dwarfout.h: Remove.
2034 * final.c: Don't include dwarfout.h.
2035 * sdbout.c (sdbout_global_decl): New.
2036 (sdbout_debug_hooks): Update.
2037 * toplev.c: Don't include dwarfout.h.
2038 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2039 (note_deferral_of_defined_inline_function): Remove.
2040 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2041 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2042 * ch/lex.c: Don't include dwarfout.h.
2043 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2044 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2045 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2046 * cp/optimize.c: Include debug.h.
2047 (maybe_clone_body): Use debug hook.
2048 * cp/semantics.c: Include debug.h.
2049 (expand_body): Use debug hook.
2050 * po/POTFILES.in: Remove dwarfout.h.
2052 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2054 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2055 * c-parse.in (yyerror, _yylex): Similarly.
2056 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2057 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2059 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2060 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2062 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2064 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2065 in-class declaration at -g1. Fixes c++/2814.
2067 2001-07-18 Richard Henderson <rth@redhat.com>
2069 * doc/md.texi (reload_in/out): Document restrictions in predicates
2070 and constraints for these patterns. Document empty string matching
2073 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2075 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2077 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2079 * cse.c: Undo my previous patch.
2081 2001-07-18 Tom Tromey <tromey@redhat.com>
2084 * configure: Rebuilt.
2085 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2087 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2089 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2090 Jan Hubicka <jh@suse.cz>
2092 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2093 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2094 * jump.c (mark_jump_label): Do not forward branches.
2096 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2098 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2099 when return value is unused.
2101 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2103 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2105 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2107 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2108 on error. We can't blindly return the result of
2109 pthread_mutex_trylock because it returns a positive number on
2110 error, while we must return -1 on error.
2111 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2113 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2115 2001-07-18 Andreas Jaeger <aj@suse.de>
2117 * integrate.c (output_inline_function): Correct type of debug_hooks.
2119 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2121 * combine.c (combine_simplify_rtx): DIV can be treated
2122 associatively for floats if unsafe math optimisations are enabled.
2124 2001-07-17 Richard Henderson <rth@redhat.com>
2126 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2128 2001-07-17 Richard Henderson <rth@redhat.com>
2130 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2131 don't force the function address into a register.
2132 (expand_call, emit_library_call_value_1): Update callers.
2133 * builtins.c (expand_builtin_apply): Likewise.
2134 * expr.h (prepare_call_address): Update decl.
2136 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2138 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2140 * config/i386/chorus.h: Move up.
2141 * config/sparc/chorus.h: Likewise.
2142 * config/rs6000/chorus.h: Likewise.
2143 * config/chorus.h: Moved here.
2145 2001-07-17 Andreas Schwab <schwab@suse.de>
2147 * configure.in (assembler eh_frame optimization): Handle big
2149 * configure: Regenerated.
2151 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2153 * expr.c (epxand_expr): Convert divisions into multiplications by
2154 reciprocals if -ffast-math.
2156 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2158 * dbxout.c (dbxout_really_begin_function): Rename to
2159 dbxout_begin_function.
2160 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2161 (dbxout_begin_function): Remove.
2162 (dbxout_function): Update.
2163 (dbxout_source_line): Update prototype.
2164 * dbxout.h (dbxout_begin_function): Remove.
2165 * debug.c (do_nothing_debug_hooks): Update.
2166 (debug_nothing_tree): Update.
2167 (debug_nothing_charstar_rtx): Remove.
2168 * debug.h (union tree_node): Declare.
2169 (struct rtx_def): Remove.
2170 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2171 begin_function. Change source_line prototype.
2172 (debug_nothing_tree): New.
2173 (debug_nothing_charstar_rtx): Delete.
2174 (dwarf2out_begin_prologue): Moved from ...
2176 * dwarf2out.c (dwarf2_debug_hooks): Update.
2177 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2178 debug info, call dwarf2out_source_line.
2179 (dwarf2out_souce_line): Update prototype.
2180 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2181 Change prototype, make static.
2182 (dwarfout_source_line): Update prototype.
2183 (dwarf_debug_hooks): Update.
2184 * dwarfout.h (dwarfout_begin_function): Remove.
2185 * final.c (final_start_function, final_scan_insn): Use appropriate
2186 debug hooks, update to use notice_source_line.
2187 (output_source_line): Rename notice_source_line. Don't call the
2188 source_line debug hook.
2189 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2190 make static, update prototype.
2191 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2193 (sdbout_end_prologue): New.
2194 (sdbout_source_line): Update prototype.
2195 (sdbout_debug_hooks): Update.
2196 (sdbout_symbol): Remove unused var.
2197 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2199 * varasm.c: Include debug.h.
2200 (assemble_start_function): Use begin_function debug_hook.
2201 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2202 update with prototype.
2203 (xcoffout_source_line): Update prototype.
2204 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2206 (xcoffout_source_line): Update prototype.
2208 2001-07-17 Richard Henderson <rth@redhat.com>
2210 * c-typeck.c (build_binary_op): Do not shorten unsigned
2211 right shift after sign extension.
2213 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2215 * combine.c (combine_simplify_rtx): Attempt to simplify
2216 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2218 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2219 (simplify_binary_operation, simplify_unary_operation,
2220 simplify_relational_operation): Use it.
2222 * combine.c (combine_simplify_rtx): Don't do associative law
2223 on divisions; allow associative law on floats.
2225 2001-07-17 H.J. Lu <hjl@gnu.org>
2226 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2228 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2229 ASM_OUTPUT_WEAK_ALIAS are defined.
2230 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2231 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2233 * config/mips/iris5.h: ... here.
2234 (HANDLE_SYSV_PRAGMA): Defined as 1.
2235 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2236 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2239 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2241 * c-parse.in (all_prefix_attributes): New variable.
2242 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2243 (maybe_resetattrs): New production.
2244 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2245 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2246 notype_initdcl, nested_function, notype_nested_function,
2247 component_decl, components, components_notype,
2248 component_declarator, component_notype_declarator,
2249 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2250 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2251 after a comma being applied to more than one declarator.
2252 * doc/extend.texi (Attribute Syntax): Update. Remove
2253 documentation of bugs that are no longer present.
2255 2001-07-13 Eric Christopher <echristo@redhat.com>
2257 * config/mips/mips.h: Change TUNE_MIPS* options to use
2259 (EXTRA_SPECS): Add cc1_cpu_spec.
2260 * config/mips/mips.md (muldf3): Fix typo.
2262 2001-07-16 Richard Henderson <rth@redhat.com>
2264 * config/m68k/m68k.c: Include expr.h and reload.h.
2265 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2266 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2268 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2269 Richard Henderson <rth@redhat.com>
2271 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2272 (insn_live_p): Fix fall off end of function.
2273 (dead_libcall_p): Remove COUNTS argument; update callers.
2274 (delete_trivially_dead_insns): Remove unused variables.
2276 2001-07-17 Andreas Jaeger <aj@suse.de>
2278 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2281 * lcm.c (optimize_mode_switching): Avoid warning for unused
2282 variable if !NORMAL_MODE.
2284 * flow.c (try_crossjump_to_edge): Remove unused variable.
2286 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2288 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2289 atexit declaration in stdlib.h.
2291 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2293 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2295 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2297 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2298 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2299 do rebuild_jump_labels instead of jump_optimize
2300 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2301 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2302 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2304 * flow.c: Include timevar.h
2305 (find_basic_block): Push/pop timevar;
2306 (cleanup_cfg): Likewise.
2307 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2308 * Makefile: Add dependencies on timevar.h
2310 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2311 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2313 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2314 * toplev.c (rest_of_compilation): Update calls.
2315 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2316 (delete_trivially_dead_insns): ... here; accept new argument
2317 preserve_basic_blocks; preserve basic blocks if set.
2319 * reg-stack.c (stack_regs_mentioned): Return 0 if
2320 stack_regs_mentioned_data is not initialized.
2321 (reg_to_stack): Make stack_regs_mentioned survive after the
2322 reg-stack is completted; do not call cleanup_cfg.
2323 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2324 make cleanup_cfg after bb-reorder to output to debug file.
2326 2001-07-16 Richard Henderson <rth@redhat.com>
2328 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2329 from int_reg_class_contents.
2331 2001-07-16 Richard Henderson <rth@redhat.com>
2333 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2334 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2335 (init_reg_sets_1): Move initialization from cse_main.
2336 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2337 (cse_main): Move its initialization also.
2338 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2339 * flow.c (propagate_one_insn): Likewise.
2340 * gcse.c (compute_hash_table): Likewise.
2341 (compute_kill_rd, compute_store_table): Likewise.
2342 * sched-deps.c (sched_analyze_1): Likewise.
2344 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2346 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2349 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2351 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2352 in if statement so we don't access undefined memory.
2354 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2356 * gcse.c: Update comment at top.
2357 Update comment on mem handling.
2358 mem_last_set, mem_first_set, mem_set_in_block: gone.
2359 Declaration of reg_set_info: gone.
2360 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2361 pointless with load_killed_in_block_p (they are *more*
2362 conservative then it, not less, and less accurate).
2363 (oprs_not_set_p): Ditto.
2364 (alloc_gcse_mem): Don't allocate mem_set_in_block
2365 (free_gcse_mem): Don't free it, either.
2366 (record_last_mem_set_info): Update comment in front, remove
2367 mem_*set_* stuff. Note the reason we don't handle stores directly
2369 (compute_hash_table): Update comments to reflect reality. Remove
2370 mem_*set_* references.
2371 (reset_opr_set_tables): Remove mem_*set_* references.
2373 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2374 (mark_clobber): Ditto (on both parts, we double set here too).
2375 (expr_killed_p): Remove mem_set_in_block test.
2376 (compute_transp): Remove mem_set_in_block test.
2378 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2379 of edge, and removal of phi alternative to dump file.
2380 (ssa_ccp_substitute_constants): Add note about register now being
2381 constant, and which uses were replaced in what insns to dump file.
2383 2001-07-16 Andreas Jaeger <aj@suse.de>
2385 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2386 variables of type HOST_WIDEST_INT.
2388 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2389 (__bb_exit_func): Correct type of count_max to avoid overflow.
2390 (num_digits): Handle long long argument.
2392 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2394 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2396 * output.h (sdb_begin_function_line): Restore as an extern
2398 * sdbout.c (sdb_begin_function_line): Make extern.
2400 2001-07-15 Richard Henderson <rth@redhat.com>
2402 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2403 * genrecog.c (maybe_both_true_mode): New.
2404 (maybe_both_true_2): Use it.
2405 (write_switch): Don't put Pmode in a switch.
2406 * rtl.c (mode arrays): Don't explicitly size them.
2408 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2410 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2411 handling; move unconditional splitting before mode switching.
2413 * i386.md (type): Add fistp type.
2414 (i387, length_attr, scheduling definitions): Handle this type.
2415 (fix_trunc?f?i2): Revamp to use mode switching.
2416 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2417 * i386.h (fp_cw_mode): New enum
2418 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2419 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2421 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2423 * Makefile.in (integrate.o): Add debug.h.
2424 * integrate.c (debug.h): Add.
2425 (output_inline_function): Save, reset, and restore debug_hooks.
2427 2001-07-15 Richard Henderson <rth@redhat.com>
2429 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2430 instead of COMPARE for the EQUIV expression.
2432 2001-07-15 Richard Henderson <rth@redhat.com>
2434 * flow.c (redirect_edge_and_branch_force): Initialize
2435 global_live_at_start and global_live_at_end.
2436 (allocate_bb_life_data): Export.
2437 * basic-block.h (allocate_bb_life_data): Declare.
2438 * toplev.c (rest_of_compilation): Call it.
2440 2001-07-15 Richard Henderson <rth@redhat.com>
2442 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2443 (alpha_tablejump_best_label): New.
2444 * config/alpha/alpha-protos.h: Declare them.
2445 * config/alpha/alpha.md: Use braced strings for code blocks.
2446 (tablejump_osf): Break out add with r29.
2447 (tablejump_osf_internal): Remove.
2448 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2449 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2451 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2453 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2456 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2458 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2459 (ix86_fp_jump_nontrivial_p): New.
2460 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2461 use ix86_fp_jump_nontrivial_p.
2462 * i386.c (ix86_fp_jump_nontrivial_p): New.
2463 (ix86_split_fp_branch): Accept code instead of rtx.
2464 (ix86_expand_compare): Expand comparison early in case
2465 doing so is resonably cheap.
2467 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2469 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2471 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2472 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2474 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2476 * dbxout.c (dbxout_source_line): Make static, update prototype.
2477 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2478 (dbxout_init, dbxout_finish, dbxout_source_line,
2479 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2480 * dbxout.h (dbxout_source_line): Delete.
2481 * debug.c (debug_nothing_file, debug_nothing_file_int,
2482 debug_nothing_file_charstar_rtx): New.
2483 (do_nothing_debug_hooks): Update.
2484 (debug_nothing_void, debug_nothing_charstar_rtx,
2485 dwarf2out_end_epilogue): New.
2486 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2487 * debug.h (struct rtx_def): Declare.
2488 (gcc_debug_hooks): New hooks source_line, end_epilogue
2490 (debug_nothing_void, debug_nothing_charstar_rtx,
2491 dwarf2out_end_epilogue): New.
2492 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2493 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2494 (dwarf2_debug_hooks): Update.
2495 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2496 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2497 * dwarf2out.h (dwarf2out_source_line): Remove.
2498 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2499 Make static, update prototype.
2500 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2501 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2502 (dwarf_debug_hooks): Update.
2503 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2504 dwarfout_end_function): Remove.
2505 * final.c (profile_function): Use debug hooks for ending functions
2507 (output_source_line, final_end_function): Update prototype,
2509 (final_start_function, final_scan_insn): Update.
2510 * output.h (sdb_begin_function_line): Remove.
2511 (final_end_function): Update prototype.
2512 * sdbout.c (sdb_begin_function_line): Make static.
2513 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2514 (sdbout_source_line): New.
2515 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2517 (sdb_debug_hooks): Update.
2518 (sdbout_init, sdbout_source_line,
2519 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2520 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2521 * toplev.c (compile_file, rest_of_compilation): Update.
2522 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2523 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2524 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2525 Update for prototype changes.
2526 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2527 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2529 2001-07-15 Richard Henderson <rth@redhat.com>
2531 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2532 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2533 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2534 * config/alpha/alpha.c: Likewise.
2535 * config/alpha/alpha.md: Likewise.
2536 * config/alpha/alpha32.h: Likewise.
2537 * config/alpha/vms.h: Likewise.
2540 2001-07-14 Richard Henderson <rth@redhat.com>
2542 * config/alpha/alpha.md: Use define_constants for unspec values.
2543 Substitute throughout.
2545 2001-07-14 Tim Josling <tej@melbpc.org.au>
2547 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2549 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2551 * pa.md: Remove unused constraints from define_split's.
2553 2001-04-14 Richard Henderson <rth@redhat.com>
2555 * ifcvt.c (find_cond_trap): Test for exit block.
2557 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2559 Re-install recently reverted patch.
2560 * emit-rtl.c (try_split): Update mark_jump_label call.
2561 * flow.c (find_sub_basic_blocks): Likewise.
2562 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2564 (mark_all_labels): Kill second parameter.
2565 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2566 (rebuild_jump_labels, jump_optimize_minimal): Update call
2568 (jump_optimize_1): Kill crossjumping code.
2569 (mark_jump_label): Kill cross_jump parameter.
2570 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2571 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2572 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2574 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2576 (dump_file_info): Likewise.
2577 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2578 reorganize passes to do reg-stack first, bb-reorder second.
2579 * invoke.texi (-d letters doc): Remove the jump2 pass.
2581 2001-07-14 Richard Henderson <rth@redhat.com>
2583 * ifcvt.c (find_cond_trap): New.
2584 (find_if_header): Call it.
2585 (merge_if_block): Relax existing jump sanity check.
2586 * jump.c (jump_optimize_1): Remove conditional trap handling.
2588 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2590 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2592 (insn_refs_are_delayed): Correct comment.
2593 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2594 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2595 instead of r31. Make associated insn !TARGET_64BIT, and
2596 provide an additional 64-bit insn that clobbers r2.
2598 (udivsi3): Likewise.
2600 (umodsi3): Likewise.
2602 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2604 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2606 * flow.c (redirect_edge_and_branch_force, split_edge,
2607 try_crossjump_to_edge): Use set_block_for_new_insns.
2608 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2610 2001-07-13 H.J. Lu (hjl@gnu.org)
2612 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2615 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2617 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2619 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2621 * c-common.c (decl_attributes): Take a pointer to the node to
2622 which attributes are to be attached, and a flags argument.
2623 * c-common.h (enum attribute_flags): New.
2624 (decl_attributes): Update prototype.
2625 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2626 finish_enum, start_function): Update calls to decl_attributes.
2627 * c-parse.in (component_declarator, component_notype_declarator,
2628 label): Update calls to decl_attributes.
2630 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2632 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2633 * config/avr/avr.c (legitimate_address_p): Return value changed
2634 from letter to register classes. For better debugging.
2636 2001-07-13 Kazu Hirata <kazu@hxi.com>
2638 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2640 2001-07-13 H.J. Lu (hjl@gnu.org)
2642 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2644 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2646 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2647 correctly for shared configurations.
2648 * config/t-libgcc-pic: New.
2649 * config/{i386,m68k,sparc}/t-openbsd: New.
2650 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2651 Support -shared. Support debugging libraries with -g.
2652 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2653 frame information does not emit pointer diffs.
2654 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2657 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2659 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2661 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2663 * combine.c (try_combine): Ensure const_int pow2 is positive.
2665 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2667 * config.gcc: Add configuration for s/390.
2668 * config/s390/s390.c: New. Subroutines for code generation.
2669 * config/s390/s390.h: New. Definitions for s/390.
2670 * config/s390/s390-protos.h: New. Prototypes.
2671 * config/s390/linux.h: New. Definitions for linux for s/390.
2672 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2673 * config/s390/t-linux: New. Makefile fragment.
2674 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2675 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2677 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2679 * emit-rtl.c (try_split): Update mark_jump_label call.
2680 * flow.c (find_sub_basic_blocks): Likewise.
2681 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2683 (mark_all_labels): Kill second parameter.
2684 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2685 (rebuild_jump_labels, jump_optimize_minimal): Update call
2687 (jump_optimize_1): Kill crossjumping code.
2688 (mark_jump_label): Kill cross_jump parameter.
2689 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2690 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2691 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2693 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2695 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2696 reorganize passes to do reg-stack first, bb-reorder second.
2697 * invoke.texi (-d letters doc): Remove the jump2 pass.
2699 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2701 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2703 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2705 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2707 (verify_flow_info): Make diagnostics prettier.
2709 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2711 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2713 * flow.c (outgoing_edges_match): Return early if condition reversal
2716 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2718 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2719 (mips_move_2words): When splitting a move into two instructions,
2720 prefix the second address operand with '%D'.
2722 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2724 * Makefile.in (final.o): Depend on debug.h.
2725 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2726 (dbx_debug_hooks): Add new hooks.
2727 (xcoff_debug_hooks): New.
2728 * debug.c (debug_nothing_file_int_int): New.
2729 (do_nothing_debug_hooks): Update.
2730 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2731 (debug_nothing_file_int_int): New.
2732 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2733 static, update prototype.
2734 (dwarf2_debug_hooks): Update.
2735 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2736 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2737 static, update prototype.
2738 (dwarf_debug_hooks): Update.
2739 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2740 * final.c: Include debug.h.
2741 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2742 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2743 static, update prototype.
2744 (sdb_debug_hooks): Update.
2745 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2746 * toplev.c: Distinguish between xcoff and dbx.
2748 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2749 Call all debug hooks, not just dwarf ones.
2751 2001-07-11 Timothy Wall <twall@redhat.com>
2753 * config.gcc: Add configuration for AIX5/IA64.
2754 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2755 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2756 support prefix/suffix code.
2757 * config/ia64/t-aix: New. Makefile fragment.
2758 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
2760 2001-07-11 Kazu Hirata <kazu@hxi.com>
2762 * recog.c (validate_change): Fix a comment typo.
2764 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
2766 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
2767 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
2769 * dbxout.c (dbx_debug_hooks): Add new hooks.
2770 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
2772 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
2774 * dbxout.h (dbxout_start_new_source_file,
2775 dbxout_resume_previous_source_file): Delete.
2776 * debug.c (do_nothing_debug_hooks): Add new hooks.
2777 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2778 (debug_nothing_int_charstar, debug_nothing_int): New.
2779 * debug.h (gcc_debug_hooks): New hooks define, undef,
2780 start_source_file and end_source_file.
2781 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2782 (debug_nothing_int_charstar, debug_nothing_int): New.
2783 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
2784 the conditionally compiled section.
2785 (dwarf2out_start_source_file, dwarf2out_end_source_file,
2786 dwarf2out_define, dwarf2out_undef): Make static.
2787 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
2788 dwarf2out_define, dwarf2out_undef): Remove.
2789 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
2790 (dwarfout_start_source_file, dwarfout_end_source_file,
2791 dwarfout_define, dwarfout_undef): Make static.
2792 (dwarfout_start_source_file_check,
2793 dwarfout_end_source_file_check): New.
2794 (dwarfout_define, dwarfout_finish): Update.
2795 * dwarfout.h (dwarfout_start_new_source_file,
2796 dwarfout_resume_previous_source_file, dwarfout_define,
2797 dwarfout_undef): Remove.
2798 * sdbout.c (sdb_debug_hooks): Add new hooks.
2799 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
2801 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
2802 make static, take an arg.
2803 * sdbout.h (sdbout_start_new_source_file,
2804 sdbout_resume_previous_source_file): Delete.
2805 * toplev.c (debug_start_source_file, debug_end_source_file,
2806 debug_define, debug_undef): Delete.
2807 * toplev.h (debug_start_source_file, debug_end_source_file,
2808 debug_define, debug_undef): Delete.
2810 * java/jcf-parse.c: Include debug.h.
2811 (parse_class_file): Update to use debug hooks directly.
2812 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
2814 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2816 * alias.c (set_mem_alias_set): New function.
2817 * rtl.h (set_mem_alias_set): Declare it.
2818 * builtins.c (expand_builtin_return_addr): Call it instead of
2819 using MEM_ALIAS_SET accessor.
2820 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
2821 (get_memory_rtx, expand_builtin_va_arg): Likewise.
2822 (expand_builtin_va_copy):Likewise.
2823 * caller-save.c (setup_save_areas): Likewise.
2824 * calls.c (compute_argument_addresses): Likewise.
2825 * explow.c (set_mem_attributes): Likewise.
2826 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
2827 (expand_assignment, store_constructor_field, store_field): Likewise.
2828 (expand_expr_unaligned): Likewise.
2829 * function.c (assign_stack_temp_for_type): Likewise.
2830 (put_reg_into_stack, gen_mem_addressof): Likewise.
2831 * ifcvt.c (noce_try_cmove_arith): Likewise.
2832 * reload1.c (reload, alter_reg): Likewise.
2833 * config/alpha/alpha.c (get_aligned_mem): Likewise.
2834 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
2835 (alpha_expand_unaligned_store): Likewise
2836 (alpha_expand_unaligned_load_words): Likewise.
2837 (alpha_expand_unaligned_store_words): Likewise.
2838 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
2839 (alpha_expand_epilogue): Likewise.
2840 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
2841 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
2842 * config/i386/i386.c (legitimize_pic_address): Likewise.
2843 * config/i960/i960.c (setup_incoming_varargs): Likewise.
2844 * config/ia64/ia64.c (spill_restore_mem): Likewise.
2845 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
2846 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
2847 * config/mips/mips.c (mips_va_arg): Likewise.
2848 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2849 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2850 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2851 (setup_incoming_varargs, rs6000_va_arg): Likewise.
2852 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
2853 (rs6000_emit_epilogue): Likewise.
2854 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
2855 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2856 * config/v850/v850.c (v850_va_arg): Likewise.
2858 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2860 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
2861 when fallthru edge is present.
2862 (mege_blocks): Handle case where creation of jump insn
2865 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
2866 CLEANUP_POST_REGSTACK): New constants.
2867 * except.c (finish_eh_generation): Update call of cleanup_cfg,
2868 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
2869 * output.h (cleanup_cfg): Update prototype.
2870 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
2871 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
2872 cleanup_cfg call; kill missleading comment.
2873 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
2874 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
2875 parameter; control optimizations performed using it.
2876 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2877 try_crossjump_bb): New functions.
2879 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2881 * pa.c (pa_output_function_prologue): Delete prototype. Make function
2883 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
2884 pa_output_function_prologue.
2885 * pa-protos.h (pa_output_function_prologue): New prototype.
2887 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2889 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
2890 and low to get correct sign extension in low+high test.
2892 2001-07-11 Janis Johnson <janis@us.ibm.com>
2894 * gcov.c (arcdata): Use gcov_type to fix branch percentage
2895 for large hit count.
2897 * profile.c (branch_prob): Fix .bbg info for computed gotos
2900 2001-07-11 Mark Mitchell <mark@codesourcery.com>
2902 * stmt.c (parse_output_constraint): New function, split out
2904 (expand_asm_operands): ... here. Use parse_output_constraint.
2905 * tree.h (parse_output_constraint): Declare it.
2907 2001-07-11 Richard Henderson <rth@redhat.com>
2909 * bitmap.c: Comment some functions; fiddle whitespace.
2910 (bitmap_free): Don't export.
2911 (bitmap_element_allocate): Use memset.
2912 * bitmap.h (bitmap_free): Don't declare.
2914 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
2916 * gcse.c, lcm.c, sched-deps.c:
2917 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
2919 * flow.c (flow_loops_find): Free dom if we found no loops, since
2920 we aren't going to save it.
2922 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
2925 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
2927 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
2929 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2931 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
2932 #ifndef DWARF2_DEBUGGING_INFO.
2934 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2936 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
2938 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2940 * config/mips/mips.c (gen_int_relational): Tell the caller not to
2941 reverse a branch if a NE comparison is implemented with GTU.
2943 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2944 H.J. Lu <hjl@gnu.org>
2946 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
2948 (call_internal2): Likewise.
2949 (call_value_internal1): Likewise.
2950 (call_value_internal2): Likewise.
2951 (call_value_multiple_internal1): Likewise.
2952 (call_value_multiple_internal2): Likewise.
2954 2001-07-10 Kazu Hirata <kazu@hxi.com>
2956 * calls.c (emit_library_call_value_1): Fix a comment typo.
2957 * dwarf2out.c (mem_loc_descriptor): Likewise.
2958 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
2960 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
2962 * simplify-rtx.c (simplify_subreg): Fix typo in comment
2964 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2966 * recog.c (offsettable_address_p): Handle LO_SUM case.
2967 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
2968 instead of plus_constant.
2970 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2972 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
2973 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
2975 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2977 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
2978 adjust_address_nv instead of plus_constant.
2980 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
2982 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
2983 dwarf2out.o): Depend on debug.h, wrap long lines.
2984 * dbxout.c: Include debug.h.
2985 (dbx_debug_hooks): New.
2986 (dbxout_init): Make static, take just 2 args.
2987 (dbxout_finish): Make static.
2988 * dbxout.h (dbxout_init, dbxout_finish): Delete.
2989 * debug.c: New file.
2990 * debug.h: New file.
2991 * dwarf2out.c: Include debug.h.
2992 (dwarf2_debug_hooks): New.
2993 (dwarf2out_init): Make static.
2994 (dwarf2out_finish): Make static, take 2 args.
2995 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
2996 * dwarfout.c: Include debug.h.
2997 (dwarf_debug_hooks): New.
2998 (dwarfout_init): Make static.
2999 (dwarfout_finish): Make static, take 2 args.
3000 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3001 * sdbout.c: Include debug.h.
3002 (sdb_debug_hooks): New.
3003 (sdbout_init): Make static, take 2 args.
3004 * sdbout.h (sdbout_init): Delete.
3005 * toplev.c: Include debug.h.
3007 (compile_file): Set deubg_hooks based on command line options.
3008 Use the hooks unconditionally rather than conditional compilation.
3010 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3012 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3013 first_insn_after_basic_block_note instead.
3015 * df.c (df_bb_refs_unlink): #if 0 out for now.
3017 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3019 * ssa.h: Add prototype for ssa_const_prop
3020 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3021 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3022 (ssa_fast_dce): Remove unused variable
3024 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3026 * diagnostic.c (finish_diagnostic): Rename to
3027 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3030 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3032 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3035 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3036 (dump_file): Only pad the demangled name with spaces if the
3037 mangled name was padded with spaces.
3039 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3041 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3044 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3046 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3047 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3050 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3051 whether can put offset inside LO_SUM to check mode alignment, not size.
3053 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3055 * doc/tm.texi (Misc): Fix thinko.
3057 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3059 * regmove.c (replace_in_call_usage): Fix warnings.
3060 * sched-deps.c (add_dependence): Fix warnings.
3061 * simplify-rtx.c (simplify_subreg): Likewise.
3062 Return NULL_RTX instead of NULL.
3064 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3065 (subst_asm_stack_regs): Likewise.
3067 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3070 * dwarf2out.c (output_call_frame_info): Declare i as int.
3071 (build_abbrev_table): Declare n_alloc as int.
3072 (dwarf2out_finish): Initialize die.
3073 * except.c: Declare sjlj_funcdef_number as unsigned.
3074 (connect_post_landing_pads): Declare j as unsigned.
3075 (convert_to_eh_region_ranges): Initialize call_site.
3076 (output_function_exception_table): Initialize tt_format_size.
3077 * expr.c (move_by_pieces_1): Initialize to1.
3078 (store_constructor): Initialize minelt and maxelt.
3079 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3080 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3082 * c-decl.c (combine_parm_decls): Unused, remove.
3083 * c-tree.h: Remove prototype for combine_parm_decls.
3085 * reload.c (push_reload): Fix warning.
3086 (regno_clobbered_p): Likewise.
3087 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3088 (reload_combine): Likewise.
3090 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3091 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3093 * bitmap.c (bitmap_operation): Change user.
3094 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3096 2001-07-10 Eric Christopher <echristo@redhat.com>
3098 * config/mips/mips.c (override_options): Fix typo.
3100 2001-07-09 Stan Shebs <shebs@apple.com>
3102 * target.h (struct gcc_target): New fields init_builtins and
3104 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3105 (TARGET_EXPAND_BUILTIN): New macro.
3106 (TARGET_INITIALIZER): Add them.
3107 * builtins.c: Include target.h.
3108 (expand_builtin): Use targetm.expand_builtin.
3109 (default_init_builtins): New function.
3110 (default_expand_builtin): New function.
3111 * expr.h (default_init_builtins): Declare.
3112 (default_expand_builtin): Declare.
3113 * c-common.c (c_common_nodes_and_builtins): Use
3114 targetm.init_builtins.
3115 * defaults.h (MD_INIT_BUILTINS): Remove.
3116 * Makefile.in (builtins.o): Depend on target.h.
3118 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3119 (TARGET_EXPAND_BUILTIN): Define.
3120 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3121 (MD_EXPAND_BUILTIN): Remove.
3123 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3124 (TARGET_EXPAND_BUILTIN): Define.
3125 (c4x_init_builtins): Make endlink arg a local.
3126 (c4x_print_operand): Fix typos in adjust_address usages.
3127 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3128 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3129 (MD_EXPAND_BUILTIN): Remove.
3131 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3132 (TARGET_EXPAND_BUILTIN): Define.
3133 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3134 (ix86_init_builtins): Call new function only if TARGET_MMX.
3135 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3136 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3137 (MD_EXPAND_BUILTIN): Remove.
3139 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3140 (TARGET_EXPAND_BUILTIN): Define.
3141 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3142 (MD_EXPAND_BUILTIN): Remove.
3144 * doc/tm.texi: Document these changes.
3146 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3148 * basic-block.h (tree_node): Forward declare if needed.
3149 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3150 (BLOCK_HEAD_TREE): Define.
3151 (BLOCK_END_TREE): Define.
3152 (struct loops): Rename field 'tree' to 'tree_root'.
3153 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3155 (flow_loops_tree_build): Rename reference to field 'tree' to
3157 (flow_loops_level_compute): Ditto.
3158 * predict.c (estimate_bb_frequencies): Ditto.
3159 * tree.h (struct tree_common): Add field 'aux'.
3161 2001-07-09 Stan Shebs <shebs@apple.com>
3163 * config/darwin.c (darwin_encode_section_info): Don't mark any
3164 DECL_EXTERNAL node as defined.
3166 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3168 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3169 pa_free_machine_status, hppa_init_pic_save): Delete.
3170 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3171 (hppa_profile_hook): Use hppa_pic_save_rtx.
3172 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3173 hppa_init_pic_save): Delete.
3174 (hppa_pic_save_rtx): Declare.
3175 * pa.md (call, call_value, sibcall, sibcall_value,
3176 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3178 2001-07-09 Kazu Hirata <kazu@hxi.com>
3180 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3181 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3183 2001-07-09 Andreas Jaeger <aj@suse.de>
3185 * output.h: Add declaration of final_forward_branch_p.
3187 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3189 * varray.c: Include errors.h for internal_error and trim_filename
3192 * Makefile.in (varray.o): Add errors.h.
3194 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3196 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3197 * optabs.c (have_add2_insn): Check whether the add insn chosen
3198 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3199 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3201 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3203 * Makefile.in (OBJS): Add ssa-ccp.o
3204 (ssa-ccp.o): Add dependencies.
3205 * toplev.c (DFI_ssa_ccp): New dump file enum.
3206 (dump_file): Add entry for dumping after SSA CCP.
3207 (flag_ssa_ccp): New flag variable.
3208 (f_options): Add -fssa-ccp.
3209 (rest_of_compilation): Run SSA CCP if requested.
3210 * timevar.def (TV_SSA_CCP): New timevar.
3211 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3212 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3213 Fix minor typo in SSA DCE documentation.
3214 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3215 Add documentation for new dump option. Renumber dump files
3218 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3220 * emit-rtl.c (gen_highpart_mode): New.
3221 * rtl.h (gen_highpart_mode): Declare.
3222 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3223 operand can be VOIDmode constant.
3225 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3227 * flow.c (redirect_edge_and_branch_force): New.
3228 (can_fallthru): Ensure that basic blocks are succeeding.
3229 (try_optimize_cfg): Do not delete basic block if it is the last one.
3231 * flow.c (try_redirect_by_replacing_jump): Do not remove
3232 jumps with side effects, unlink chain on fallthru edge;
3233 set block for new jump instruction; avoid basic block to
3234 over by line number note.
3236 * flow.c (try_simplify_condjump): Verify that the condjump
3237 is not always falling trought.
3240 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3242 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3243 (try_redirect_by_replacing_jump): Update properly the count
3244 and frequency information.
3246 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3248 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3249 address that is a LO_SUM specially.
3250 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3252 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3254 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3255 (operand_subword): Use them.
3256 (change_address_1): Renamed from change_address; new arg VALIDATE.
3257 * expr.h: Reflect above changes; change_address now macro.
3258 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3260 * cselib.c (add_mem_for_addr): Likewise.
3261 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3262 * regmove.c (try_apply_stack_adjustment): Likewise.
3263 * reload.c (push_reload, make_memloc): Likewise.
3264 * reload1.c (eliminate_regs): Likewise.
3265 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3266 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3268 * combine.c (make_extraction, simplify_shift_const): Likewise.
3269 (gen_lowpart_for_combine): Likewise.
3270 * cse.c (gen_lowpart_if_possible): Likewise.
3271 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3272 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3273 * optabs.c (gen_move_insn): Likewise.
3274 * reload1.c (alter_reg): Likewise.
3275 * simplify-rtx.c (simplify_subreg): Likewise.
3276 * stmt.c (expand_anon_union_decl): Likewise.
3277 * recog.c (validate_replace_rtx_1): Likewise.
3279 * Makefile.in (recog.o): Add $(EXPR_H).
3280 * explow.c (stabilize): Call replace_equiv_address.
3281 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3282 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3284 2001-07-03 Andrew Haley <aph@redhat.com>
3286 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3287 the mode of the memory location.
3289 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3291 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3293 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3295 * final.c (output_addr_const): Use target opening and
3296 closing parentheses.
3297 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3298 defaults, add to TARGET_ASM_OUT.
3299 * target.h (struct gcc_target): Add open_paren and close_paren.
3300 * doc/md.texi: Update.
3301 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3302 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3303 TARGET_ASM_CLOSE_PAREN.
3304 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3306 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3308 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3309 * config/a29k/a29k.h: Similarly.
3310 * config/alpha/alpha.h: Similarly.
3311 * config/arc/arc.h: Similarly.
3312 * config/arm/aof.h: Similarly.
3313 * config/arm/aout.h: Similarly.
3314 * config/avr/avr.h: Similarly.
3315 * config/c4x/c4x.h: Similarly.
3316 * config/clipper/clipper.h: Similarly.
3317 * config/convex/convex.h: Similarly.
3318 * config/d30v/d30v.h: Similarly.
3319 * config/dsp16xx/dsp16xx.h: Similarly.
3320 * config/elxsi/elxsi.h: Similarly.
3321 * config/fr30/fr30.h: Similarly.
3322 * config/h8300/h8300.h: Similarly.
3323 * config/i370/i370.h: Similarly.
3324 * config/i386/i386.h: Similarly.
3325 * config/i860/i860.h: Similarly.
3326 * config/i960/i960.h: Similarly.
3327 * config/ia64/ia64.h: Similarly.
3328 * config/m32r/m32r.h: Similarly.
3329 * config/m68hc11/m68hc11.h: Similarly.
3330 * config/m68k/m68k.h: Similarly.
3331 * config/m88k/m88k.h: Similarly.
3332 * config/mcore/mcore.h: Similarly.
3333 * config/mips/mips.h: Similarly.
3334 * config/mn10200/mn10200.h: Similarly.
3335 * config/mn10300/mn10300.h: Similarly.
3336 * config/ns32k/ns32k.h: Similarly.
3337 * config/pa/pa.h: Similarly.
3338 * config/pdp11/pdp11.h: Similarly.
3339 * config/pj/pj.h: Similarly.
3340 * config/romp/romp.h: Similarly.
3341 * config/rs6000/rs6000.h: Similarly.
3342 * config/sh/sh.h: Similarly.
3343 * config/sparc/sparc.h: Similarly.
3344 * config/v850/v850.h: Similarly.
3345 * config/vax/vax.h: Similarly.
3346 * config/we32k/we32k.h: Similarly.
3348 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3350 * doc/c-tree.texi: Document representation of attributes.
3352 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3354 * doc/tm.texi: Update some places for the rename of target to
3357 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3359 * target.h (struct gcc_target): Add insert_attributes.
3360 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3361 (TARGET_INITIALIZER): Update.
3362 * tree.c, tree.h (default_insert_attributes): New function.
3363 Update comments on other default functions to refer to targetm,
3365 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3366 TARGET_INSERT_ATTRIBUTES.
3367 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3368 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3369 Don't use PRAGMA_INSERT_ATTRIBUTES.
3370 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3371 * c-decl.c (start_decl, start_function): Don't call
3372 SET_DEFAULT_DECL_ATTRIBUTES.
3373 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3374 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3376 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3377 (c4x_check_attribute): Avoid modifying attribute list itself.
3378 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3380 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3381 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3383 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3384 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3386 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3387 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3389 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3390 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3391 Adjust parameters. Make static.
3393 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3395 * c-common.c (decl_attributes): Only take a single attributes
3397 * c-common.h (decl_attributes): Update prototype.
3398 * c-decl.c (start_decl, start_function): Only take a single
3399 attributes parameter. Update calls to decl_attributes.
3400 (finish_struct, finish_enum): Update calls to decl_attributes.
3401 (push_parm_decl): Expect unified list of attributes. Update call
3403 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3404 notype_nested_function, component_declarator,
3405 component_notype_declarator, label): Update calls to
3407 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3408 lists that are passed to push_parm_decl.
3409 * c-tree.h (start_function, start_decl): Update prototypes.
3410 * config/sh/sh-protos.h, config/sh/sh.c
3411 (sh_pragma_insert_attributes): Only take a single attributes
3413 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3414 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3415 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3416 build_module_descriptor, generate_static_references,
3417 generate_strings, build_selector_translation_table,
3418 generate_descriptor_table, generate_protocols,
3419 generate_ivars_list, generate_dispatch_table,
3420 generate_protocol_list, generate_category,
3421 generate_shared_structures, really_start_method, add_objc_decls,
3422 generate_classref_translation_entry): Update calls to start_decl
3424 (build_tmp_function_decl, start_method_def): Unify attribute lists
3425 that are passed to push_parm_decl.
3427 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3429 * final.c (no_asm_to_stream): New.
3430 (final_scan_insn): Use target structures for prologue ends
3431 and epilogue starts.
3432 * output.h (no_asm_to_stream): New.
3433 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3434 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3435 (TARGET_ASM_OUT): Update.
3436 * target.h (struct gcc_target): New members function_end_prologue
3437 and function_begin_epilogue.
3438 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3439 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3440 * config/alpha/alpha.c (output_end_prologue): Rename to
3441 alpha_output_function_end_prologue. Use in target struct
3443 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3444 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3445 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3446 ia64_output_function_end_prologue. Use in target struct
3448 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3449 mistyped prototypes.
3450 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3451 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3453 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3454 an use in target struct, make static.
3455 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3458 2001-07-08 Richard Henderson <rth@redhat.com>
3460 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3462 2001-07-08 Richard Henderson <rth@redhat.com>
3464 * config/i386/i386.md: Remove constraints strings from define_split
3465 and define_peephole2 patterns.
3466 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3467 (eh_return): Use them.
3469 2001-07-08 Richard Henderson <rth@redhat.com>
3471 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3472 Document MD_FALLBACK_FRAME_STATE_FOR.
3474 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3476 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3477 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3479 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3481 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3483 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3484 of the label inside NAME as opposed to just the end of NAME.
3486 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3488 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3489 * config/alpha/alpha.c (alpha_init_machine_status,
3490 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3491 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3492 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3493 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3495 2001-07-06 Stan Shebs <shebs@apple.com>
3497 * target.h (targetm): Rename global from "target", so as not to
3498 conflict with local variables.
3500 * c-typeck.c: Ditto.
3504 * cp/decl2.c: Ditto.
3505 * cp/typeck.c: Ditto.
3506 * 1750a/1750a.c: Ditto.
3507 * a29k/a29k.c: Ditto.
3511 * clipper/clipper.c: Ditto.
3512 * convex/convex.c: Ditto.
3513 * d30v/d30v.c: Ditto.
3514 * dsp16xx/dsp16xx.c: Ditto.
3515 * elxsi/elxsi.c: Ditto.
3516 * fr30/fr30.c: Ditto.
3517 * h8300/h8300.c: Ditto.
3518 * i370/i370.c: Ditto.
3519 * i386/i386.c: Ditto.
3520 * i860/i860.c: Ditto.
3521 * i960/i960.c: Ditto.
3522 * ia64/ia64.c: Ditto.
3523 * m32r/m32r.c: Ditto.
3524 * m68hc11/m68hc11.c: Ditto.
3525 * m68k/m68k.c: Ditto.
3526 * m88k/m88k.c: Ditto.
3527 * mips/mips.c: Ditto.
3528 * ns32k/ns32k.c: Ditto.
3530 * pdp11/pdp11.c: Ditto.
3531 * romp/romp.c: Ditto.
3532 * rs6000/rs6000.c: Ditto.
3534 * sparc/sparc.c: Ditto.
3536 * we32k/we32k.c: Ditto.
3537 * doc/tm.texi: Update the manual to match.
3539 2001-07-06 Richard Henderson <rth@redhat.com>
3541 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3542 DWARF2_UNWIND_INFO not just whether it is defined.
3544 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3546 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3547 call to simplify_binary_operation returns a new pattern.
3549 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3551 * glimits.h (__SHRT_MAX__): New.
3552 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3553 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3555 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3557 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3560 2001-07-06 Richard Henderson <rth@redhat.com>
3562 * bitmap.c (bitmap_release_memory): Move adjacent to the
3563 allocation functions.
3564 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3565 the implementation. Binary search for the set bit.
3566 (bitmap_union_of_diff): Allocate the temporary on the stack
3567 instead of using xmalloc.
3569 2001-07-06 Richard Henderson <rth@redhat.com>
3571 * genrecog.c (validate_pattern): Warn for constraints in
3572 define_{expand,split,peephole2}. Remove strict_low_part
3573 before looking up match_dup.
3575 2001-07-06 DJ Delorie <dj@redhat.com>
3577 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3578 chapter about various build hints and history. Add section
3579 talking about the various types of native and cross builds.
3581 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3583 * Makefile.in (final.o): Depend on target.h.
3584 * final.c: Include target.h.
3585 (default_function_pro_epilogue): New.
3586 (final_start_function): Use target structure for function prologues.
3587 (final_end_function): Use target structure for function epilogues.
3588 * fold-const.c (real_hex_to_f): Constify s and p.
3589 * output.h (default_function_pro_epilogue): New.
3590 * real.h (real_hex_to_f): Update prototype.
3591 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3592 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3593 (TARGET_INITIALIZER): Update.
3594 * target.h (gcc_target): Add struct asm_out.
3595 * doc/tm.texi: Update.
3598 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3599 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3600 in cpu/cpu.c, or rename old functions consistently. Take
3601 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3602 redundant macros and prototypes. Make new functions static.
3604 * 1750a/1750a.c: Similarly.
3605 * 1750a/1750a.h: Similarly.
3606 * a29k/a29k-protos.h: Similarly.
3607 * a29k/a29k.c: Similarly.
3608 * a29k/a29k.h: Similarly.
3609 * arc/arc-protos.h: Similarly.
3610 * arc/arc.c: Similarly.
3611 * arc/arc.h: Similarly.
3612 * arm/arm-protos.h: Similarly.
3613 * arm/arm.c: Similarly.
3614 * arm/arm.h: Similarly.
3615 * avr/avr-protos.h: Similarly.
3616 * avr/avr.c: Similarly.
3617 * avr/avr.h: Similarly.
3618 * clipper/clipper-protos.h: Similarly.
3619 * clipper/clipper.c: Similarly.
3620 * clipper/clipper.h: Similarly.
3621 * convex/convex.c: Similarly.
3622 * convex/convex.h: Similarly.
3623 * d30v/d30v-protos.h: Similarly.
3624 * d30v/d30v.c: Similarly.
3625 * d30v/d30v.h: Similarly.
3626 * d30v/d30v.md: Similarly.
3627 * dsp16xx/dsp16xx-protos.h: Similarly.
3628 * dsp16xx/dsp16xx.c: Similarly.
3629 * dsp16xx/dsp16xx.h: Similarly.
3630 * elxsi/elxsi.c: Similarly.
3631 * elxsi/elxsi.h: Similarly.
3632 * fr30/fr30.c: Similarly.
3633 * fr30/fr30.md: Similarly.
3634 * h8300/h8300-protos.h: Similarly.
3635 * h8300/h8300.c: Similarly.
3636 * h8300/h8300.h: Similarly.
3637 * i370/i370-protos.h: Similarly.
3638 * i370/i370.c: Similarly.
3639 * i370/i370.h: Similarly.
3640 * i386/i386.c: Similarly.
3641 * i386/osf1elf.h: Similarly.
3642 * i386/osfrose.h: Similarly.
3643 * i860/i860-protos.h: Similarly.
3644 * i860/i860.c: Similarly.
3645 * i860/i860.h: Similarly.
3646 * i960/i960-protos.h: Similarly.
3647 * i960/i960.c: Similarly.
3648 * i960/i960.h: Similarly.
3649 * ia64/ia64-protos.h: Similarly.
3650 * ia64/ia64.c: Similarly.
3651 * ia64/ia64.h: Similarly.
3652 * m32r/m32r-protos.h: Similarly.
3653 * m32r/m32r.c: Similarly.
3654 * m32r/m32r.h: Similarly.
3655 * m68hc11/m68hc11-protos.h: Similarly.
3656 * m68hc11/m68hc11.c: Similarly.
3657 * m68hc11/m68hc11.h: Similarly.
3658 * m68k/crds.h: Similarly.
3659 * m68k/dpx2.h: Similarly.
3660 * m68k/m68k-protos.h: Similarly.
3661 * m68k/m68k.c: Similarly.
3662 * m68k/m68k.h: Similarly.
3663 * m68k/news.h: Similarly.
3664 * m88k/m88k-protos.h: Similarly.
3665 * m88k/m88k.c: Similarly.
3666 * m88k/m88k.h: Similarly.
3667 * mips/mips-protos.h: Similarly.
3668 * mips/mips.c: Similarly.
3669 * mips/mips.h: Similarly.
3670 * ns32k/merlin.h: Similarly.
3671 * ns32k/ns32k.c: Similarly.
3672 * ns32k/ns32k.h: Similarly.
3673 * ns32k/tek6000.h: Similarly.
3674 * pa/pa-protos.h: Similarly.
3675 * pa/pa.c: Similarly.
3676 * pa/pa.h: Similarly.
3677 * pdp11/2bsd.h: Similarly.
3678 * pdp11/pdp11-protos.h: Similarly.
3679 * pdp11/pdp11.c: Similarly.
3680 * pdp11/pdp11.h: Similarly.
3681 * romp/romp-protos.h: Similarly.
3682 * romp/romp.c: Similarly.
3683 * romp/romp.h: Similarly.
3684 * rs6000/rs6000-protos.h: Similarly.
3685 * rs6000/rs6000.c: Similarly.
3686 * rs6000/rs6000.h: Similarly.
3687 * rs6000/sysv4.h: Similarly.
3688 * sh/sh-protos.h: Similarly.
3689 * sh/sh.c: Similarly.
3690 * sh/sh.h: Similarly.
3691 * sparc/sparc-protos.h: Similarly.
3692 * sparc/sparc.c: Similarly.
3693 * sparc/sparc.h: Similarly.
3694 * vax/vax.c: Similarly.
3695 * vax/vax.h: Similarly.
3696 * vax/vms.h: Similarly.
3697 * we32k/we32k.c: Similarly.
3698 * we32k/we32k.h: Similarly.
3700 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3702 * basic-block.h (first_insn_after_basic_block_note): Declare.
3703 * flow.c (first_insn_after_basic_block_note): Define. Moved
3705 * ssa.c (first_insn_after_basic_block_note): Remove.
3706 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3708 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3709 nodes when we find a dead conditional branch. Insert BARRIERs
3710 after any blocks with no successors, but which do not have
3713 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3715 * varray.c (varray_check_failed): Use internal_error.
3717 2001-07-05 Andrew Haley <aph@redhat.com>
3719 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3720 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3721 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3723 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3725 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3726 reference if the target constant is also a SYMBOL_REF.
3728 2001-07-05 Eric Christopher <echristo@redhat.com>
3730 * config/mips/mips.h (MASK_MIPS3900): Remove.
3731 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3732 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3733 (TARGET_MIPS3900): Change to use mips_arch.
3734 (TARGET_MIPS4000): New.
3735 (TARGET_MIPS4100): New.
3736 (TARGET_MIPS4300): New.
3737 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3738 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3740 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3741 (ISA_HAS_BRANCHLIKELY): To here.
3742 (CC1_CPU_SPEC): New.
3743 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3744 (mips_arch_string): Declare.
3745 (mips_arch): Declare.
3746 (TARGET_OPTIONS): Add -march and -mtune.
3748 * config/mips/mips.c (mips_arch_string): New.
3750 (override_options): Handle -march for codegen and -mtune
3751 for scheduling. Use mips_arch. Move tx39 target default here.
3752 (mips_parse_cpu): Move error message to override_options.
3754 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3756 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3758 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
3759 (MIPS Options): Ditto. Change mcpu entry to historical text.
3761 2001-07-05 H.J. Lu (hjl@gnu.org)
3763 * config/mips/mips.c (mips_parse_cpu): New function to parse
3766 2001-07-05 Jim Wilson <wilson@redhat.com>
3768 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
3769 * config/ia64/t-ia64: Likewise.
3770 (LIB1ASMFUNCS): Update comment.
3772 2001-07-05 David Edelsohn <edelsohn@gnu.org>
3774 * doc/install.texi (Install GCC: Binaries): Fix typo.
3776 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3778 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
3779 reference using the stack pointer, adjust it since we push Y
3781 ("*ashrsi3"): Likewise.
3782 ("*lshrsi3"): Likewise.
3784 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3786 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
3787 when -fomit-frame-pointer is used.
3789 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
3791 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
3792 (try_redirect_by_replacing_jump): Reverse updating properly the
3793 count and frequency information. Reverse removing cc0 setter.
3794 (forwarder_block_p): Reverse fixing for fallthru blocks.
3796 2001-07-05 DJ Delorie <dj@redhat.com>
3798 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
3799 (translate_options): If the above is defined, use it to map
3800 given options to new options.
3801 * doc/tm.texi: Document it.
3803 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
3804 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3806 * doc/invoke.texi (Optimize Options): Document that -fgcse may
3807 cause programs using computed gotos to run more slowly.
3809 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3811 * doc/install.texi (Specific): Markup, spelling and typo fixes.
3813 Consistently require binutils 2.11.2, not prereleases.
3814 (Specific, decstation-*): Canonicalize as mips-dec-*.
3815 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
3817 (Specific, m68k-altos): Removed reference to README.altos, deleted.
3818 (Specific, mips-*): Reword MIPS C compiler requirements.
3819 (Specific, powerpc*-*-*): New, mention --with-cpu once.
3820 (Specific, sunv5): Removed, obsolete.
3822 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
3824 * dwarf2out.c (output_loc_list): Use an all ones mask for
3825 .text asm output and don't rely on long long
3826 literals. Reformat some long lines.
3828 2001-07-05 Andreas Jaeger <aj@suse.de>
3830 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
3833 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3835 * dwarf2out.c (dwarf2out_define): Update comment.
3836 (dwarf2out_undef): Ditto.
3837 (dwarf2out_start_source_file): Ditto.
3838 (dwarf2out_end_source_file): Ditto.
3839 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
3840 since we never call the start/end debug hook for the primary file.
3842 2001-07-04 Kazu Hirata <kazu@hxi.com>
3844 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
3847 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3849 * cppinit.c (remove_dup_dirs): Inform if a system include
3850 directory is being reordered.
3851 * doc/invoke.texi (Directory Options): GCC warns if you hide a
3853 * doc/cpp.texi (Search Paths): Likewise.
3854 * doc/gcc.texi (Interoperation): Remove information about
3857 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3859 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
3860 (VARRAY_TOP_CHAR_PTR): Likewise.
3862 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * gcc.c (process_command): Don't assign elements of a const char*.
3866 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3868 * emit-rtl.c (change_address): Don't abort if invalid address while
3869 reload is in progress.
3871 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3873 * c-lex.c (cb_file_change): Pass line number to
3874 debug_start_source_file.
3875 (cb_undefine): Pass correct line number to debug_undef.
3877 * toplev.c (debug_start_source_file): Add line number to
3878 parameters. Pass it along to dwarf2out_start_source_file.
3879 (decode_g_option): Stop resetting debug level back to normal when
3880 we change debug formats, unless the current level is
3881 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
3884 * toplev.h (debug_start_source_file): Add line number to
3887 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
3890 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
3892 Output debug_macinfo data for starting file if requested.
3893 (dwarf2out_end_source_file): Output debug_macinfo data for ending
3895 (dwarf2out_define): Output debug_macinfo data for defining a macro
3897 (dwarf2out_undef): Output debug_macinfo data for undefining a
3899 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
3900 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
3901 (macinfo_section_label): New. DWARF2 macro info section label.
3902 (dwarf2out_init): If we want macro info, output the start label
3904 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
3905 attribute to the compilation unit die pointing to the macro info.
3907 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3909 * dwarf2out.c (new_loc_list): Move to inside #ifdef
3910 DWARF2_DEBUGGING_INFO.
3911 (add_loc_descr_to_loc_list): Ditto.
3912 (output_loc_list): Ditto.
3913 Also, fix thinko in curr not being initialized.
3914 (gen_internal_sym): Ditto.
3916 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3918 * emit-rtl.c (replace_equiv_address): New function.
3919 * expr.h (replace_equiv_address): New declaration.
3920 * explow.c (validize_mem): Call it instead of change_address and
3921 also call if -fforce-addr and address is constant.
3922 * expr.c: Replace more calls to change_address with adjust_address
3923 and/or replace_equiv_address or to validize_mem.
3924 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
3925 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
3926 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3927 * config/i370/i370.md, config/i860/i860.md: Likewise.
3928 * config/i960/i960.md, config/mips/mips.c: Likewise.
3929 * config/mips/mips.md, config/pa/pa.md: Likewise.
3930 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
3931 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
3933 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3935 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
3937 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
3940 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
3942 * doc/include: New directory.
3943 * doc/fdl.texi: Move to doc/include/fdl.texi.
3944 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
3945 * doc/include/funding.texi, doc/include/gpl.texi: New files.
3946 * doc/gcc.texi: Use funding.texi and gpl.texi.
3947 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
3948 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
3949 Update dependencies and use -I $(docdir)/include.
3951 2001-07-04 Anthony Green <green@redhat.com>
3953 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
3955 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3957 * doc/install.texi (sparc64-*-*): Remove garbage.
3959 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
3961 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
3962 Fix typo in last change to use adjust_address.
3964 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3966 * doc/install.texi (Specific): Update information for *-*-solaris*.
3968 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3970 * explow.c (plus_constant_wide): Reinitialize Y for restart.
3972 2001-07-03 Stan Shebs <shebs@apple.com>
3974 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
3975 case for flag_no_mach_text_sections.
3976 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
3977 * config/darwin.c (flag_no_mach_text_sections): Remove.
3978 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
3980 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3982 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
3983 and avoid checking for constant as first operand.
3984 * recog.c (find_constant_term_loc): No longer static.
3985 (adj_offettable_operand): Delete.
3986 * rtl.h (adj_offsettable_operand): Delete declaration.
3987 (find_constant_term): Add declaration.
3988 * caller-save.c: Replace calls to adj_offsettable_operand with calls
3990 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
3991 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
3992 * config/i386/i386.c, config/i386/i386.md: Likewise.
3993 * config/i860/i860.c, config/i960/i960.c: Likewise.
3994 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
3995 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
3996 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
3997 * config/mips/mips.c, config/mips/mips.md: Likewise.
3998 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
3999 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4000 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4001 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4002 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4003 * config/ns32k/ns32k.md: Likewise.
4005 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4007 * rtl.c (copy_rtx): Handle 'T' format letter.
4008 * gensupport.c (collect_insn_data): Likewise.
4009 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4011 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4013 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4014 -B option. Use 'dir' not 'foo' as example directory name.
4016 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4018 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4019 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4021 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4023 * doc/cppinternals.texi: Improve formatting and logical markup.
4025 2001-07-03 Andreas Jaeger <aj@suse.de>
4027 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4029 * genrecog.c (write_header): Include reload.h for prototypes in
4032 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4035 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4036 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4037 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4038 i386_pe_valid_type_attribute_p): Add.
4039 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4040 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4042 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4044 * explow.c (plus_constant_wide, case LO_SUM): New case.
4045 (plus_constant_for_output_wide): Delete.
4046 * rtl.h (plus_constant_for_output): Delete.
4047 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4048 instead of plus_constant_for_output.
4049 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4050 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4051 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4052 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4053 * config/sparc/sparc.md: Likewise.
4054 Convert some change_address calls to adjust_address.
4056 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4058 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4059 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4060 documentation of -std and -Wwrite-strings.
4062 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4064 * cse.c (canon_hash): Don't register registers in very small
4065 register classes, as extending their lifetime might cause
4068 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4070 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4072 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4073 (try_redirect_by_replacing_jump): Update properly the count
4074 and frequency information.
4076 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4078 * toplev.c (dump_file_index): Move SSA dumps just after first
4080 (dump_file): Corresponding changes.
4081 (rest_of_compilation): Move SSA path to just after the first
4083 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4084 * doc/invoke.texi: Update dump file #s as they were completely
4085 out of date with reality.
4087 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4089 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4091 * expr.c (emit_move_insn_1): Deal with non-default
4094 * expr.c (emit_single_push_insn): Fix warning.
4096 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4098 * expr.c (emit_move_insn_1): Avoid modifying
4099 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4101 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4103 * emit-rtl.c (adjust_address): New function.
4104 * expr.h (adjust_address): Add declaration.
4105 * builtins.c: Replace some calls to change_address with calls to it
4107 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4108 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4109 * config/arm/arm.c, config/convex/convex.c: Likewise.
4110 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4111 * config/i386/i386.c, config/i386/i386.md: Likewise.
4112 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4113 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4114 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4115 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4116 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4118 2001-07-02 Jim Wilson <wilson@redhat.com>
4120 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4122 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4124 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4125 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4127 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4129 * cppinit.c (lang_defaults): New table.
4130 (set_lang): Just read from lang_defaults into the live options
4133 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4135 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4136 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4137 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4139 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4141 * doc/install.texi: Various spelling and markup fixes.
4142 (Installing GCC): Component specific installation instructions are
4145 Warn about removing old install dir in the presence of shared libs.
4146 (Configuration): Invoke with options target to match configure
4148 Consistently refer to gas, gld pathnames.
4149 Invert --enable-multilib documentation.
4150 Remove references to old compiler versions.
4152 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4154 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4156 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4158 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4160 (Specific, mips*-sgi-irix5): Note IDO download.
4161 Reworded MIPS C hints.
4162 Use GNU as instead of GAS.
4164 Removed SGI Freeware reference, IRIX 6 only.
4165 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4166 Note N64 library requirement/workaround.
4168 Complete list of structure passing bug victims.
4170 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4172 * doc/install.texi: Remove CVS Id.
4174 2001-07-02 Andreas Jaeger <aj@suse.de>
4176 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4177 (find_inherently_necessary): Remove unused variable.
4179 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4181 * c-common.h (TDI_inlined): New ast dump phase.
4182 (dump_flag_name): New function.
4183 * c-dump.c (dump_files): Add inlined phase.
4184 (dump_flag_name): Define.
4185 * doc/invoke.texi (-fdump-ast-inlined): Document.
4187 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4189 * stor-layout.c (layout_decl): Revert change to handling of alignment
4192 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4194 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4197 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4199 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4202 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4204 * tlink.c (recompile_files): Remove COMPILER_PATH and
4205 LIBRARY_PATH from the environment.
4207 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4209 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4210 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4212 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4214 * c-parse.in (OBJC_STRING): Kill.
4215 (objc_string): Decompose to [objc_string] '@' STRING.
4216 (reswords): Take the leading '@' off all the Objective C keywords.
4217 (objc_rid_sans_at): Kill.
4218 (init_reswords): Don't initialize it.
4219 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4220 (_yylex): Kill reconsider label. Look ahead one token after
4221 an '@'; if we get an identifier, check whether it's an
4222 Objective C @-keyword. If so, return the keyword. Otherwise,
4223 put back the token and return the '@' as a terminal.
4225 * cpplib.c (lex_macro_node): Remove unnecessary check for
4226 leading '@' on identifier. Clarify control flow and commentary.
4228 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4230 * cse.c (new_label_ref): Variable deleted.
4231 (insert): Remove set of new_label_ref.
4232 (check_for_label_ref): New function.
4233 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4235 See ChangeLog.5 for earlier changes.