1 2001-08-05 Richard Henderson <rth@redhat.com>
3 * local-alloc.c (update_equiv_regs): Do not move insns that
6 2001-08-05 Jan Hubicka <jh@suse.cz>
8 * Makefile.in (reload1.o): Add dedendancy on except.h
9 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
11 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
12 indicating wehther edges has been cleaned up.
13 * reload1.c: Inlucde except.h
14 (fixup_abnormal_edges): Accept deleted insns.
15 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
18 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
20 * cpplib.c (do_line): Correct line number after pop_buffer.
22 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
25 * line-map.c: Update comments.
26 * line-map.h: Update comments.
27 * tradcif.y: Don't consider large numbers unsigned.
29 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
33 (cb_file_change): Update map and use it.
34 (cb_def_pragma, cb_define, cb_undef): Use map and line.
35 (c_lex): Update to use map.
36 * cpperror.c (print_location): Move to using logical line numbers.
37 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
38 (cpp_make_system_header): Similarly.
39 (_cpp_execute_include): Stop line numbering hacks. Store the
40 line we will return to.
41 * cpphash.h (CPP_BUF_LINE): Remove.
42 (struct cpp_buffer): Remove lineno and pseudo_newlines.
43 Add map and return_to_line.
44 (_cpp_do_file_change): Update.
45 * cppinit.c (cpp_start_read): Update line kludge.
46 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
47 (trigraph_ok): Use logical line numbers for diagnostics.
48 (skip_block_comment): Likewise.
49 (skip_whitespace): Likewise.
50 (skip_line_comment): Use pfile->line instead.
51 (_cpp_lex_token): Update to use logical line numbering exclusively.
52 Handle BOL locally. Accept new lines in directives, but keep
53 pfile->line decremented. Diagnostics use logical lines. Update
55 * cpplib.c (SEEN_EOL): New.
56 (skip_rest_of_line, check_eol): Use it.
57 (end_directive): Increase line number when accepting the newline
58 at the end of a directive.
59 (run_directive): Simplify.
60 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
61 (_cpp_do_file_change): Update to take buffer line number as an
62 argument, and store the current map in the cpp_reader. Remove
64 (_cpp_do__Pragma): Restore output position after a _Pragma.
65 (cpp_push_buffer): Don't set output line or lineno.
66 (_cpp_pop_buffer): Transfer more info from a faked buffer.
67 Remove line kludge. Set output_line.
68 * cppmacro.c (builtin_macro): Update handling of __LINE__.
69 (parse_arg): Use logical lines.
70 (save_lookahead_token): Save EOFs too now.
71 * cppmain.c (struct printer): Fix comments.
72 (printer_init): Simplify, let caller do errors.
73 (scan_translation_unit, check_multiline_token, dump_macro): Update.
74 (maybe_print_line): Simplify.
75 (print_line): Don't print a linemarker if -P.
76 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
77 (cb_file_change): Simplify.
78 * line-map.h (LAST_SOURCE_LINE): Fix.
79 (CURRENT_LINE_MAP): New.
81 2001-08-05 Bernd Schmidt <bernds@redhat.com>
83 * doloop.c (doloop_modify_runtime): Properly compute number of
84 iterations if loop was unrolled.
86 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
87 if their CSELIB_VAL_PTRs are.
89 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
90 (setup_spill_pointers): Initialize it.
91 (spill_restore_mem): Set it.
92 (do_spill, do_restore): Use it to add REG_INC note.
93 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
95 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
96 asms if other insns are available.
98 * config/ia64/ia64.c (condop_operator): New predicate.
99 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
100 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
103 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
104 temporary register than directly using a MEM.
106 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
108 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
109 parameter in last change.
111 2001-08-04 Zack Weinberg <zackw@panix.com>
113 * sparc.md: Don't use #if inside C test expression.
115 2001-08-04 Richard Henderson <rth@redhat.com>
117 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
119 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
121 * cpphash.h (struct cpp_reader): New member directive_line.
122 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
123 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
124 do_pragma): Pass line to callbacks.
125 (start_directive): Record line of directive.
126 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
127 cb_include): Similarly.
128 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
131 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
133 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
136 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
138 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
140 * reload1.c (fixup_abnormal_edges): New static function.
143 * flow.c (need_fake_edge_p): New function.
144 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
145 avoid call insn to be very last insn in the insn stream.
147 * profile.c (branch_prob): Call flow_call_edges_add instead of
148 doing that by hand; cleanup cfg to re-merge basic blocks once
151 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
153 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
154 are also on line-map.h.
155 * cppfiles.c (stack_include_file): Update.
156 * cpphash.h (struct cpp_buffer): New member return_at_eof.
157 (_cpp_pop_buffer): New.
158 * cppinit.c (cpp_destroy, cpp_finish): Update.
159 (do_includes): Mark each buffer to return at EOF.
160 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
162 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
163 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
164 * cpplib.h (cpp_pop_buffer): Remove.
165 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
166 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
168 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
170 (do_preprocessing): Update.
171 * fix-header.c (read_scan_file): Update. No need to pop buffers.
172 * c-parse.in (_yylex): Similarly.
173 * scan-decls.c (scan_decls): Similarly.
174 * line-map.h: Update comments.
176 * objc/Make-lang.in (objc-act.o): Update dependencies.
178 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
180 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
181 and soft register for operand 0.
182 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
184 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
186 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
187 register for operand 0.
188 ("bitcmpqi_z_used"): Allow memory for operand 0.
189 (split "bitcmpqi"): New split to handle address reg as operand 1.
191 2001-08-04 Andreas Jaeger <aj@suse.de>
193 * gcse.c: Revert Daniel's last patch.
195 2001-08-03 Zack Weinberg <zackw@stanford.edu>
197 * sparc-protos.h: Add prototypes for fp_zero_operand and
199 * sh-protos.h: Add prototype for fpul_operand.
201 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
203 * doc/extend.texi (Other Builtins): Fix typo in last change.
205 2001-08-03 Richard Henderson <rth@redhat.com>
207 * target.h (gcc_target): Add asm_out.named_section,
208 section_type_flags, have_named_sections.
209 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
210 (TARGET_HAVE_NAMED_SECTIONS): New.
211 (TARGET_SECTION_TYPE_FLAGS): New.
213 * Makefile.in (toplev.o): Depend on TARGET_H.
214 (varasm.o, dbxout.o): Likewise.
215 * c-common.c (decl_attributes): Check targetm.have_named_sections
216 instead of ifdef ASM_OUTPUT_SECTION_NAME.
217 * dbxout.c (dbxout_function_decl): Likewise.
218 (dbxout_function_end): Likewise.
219 * toplev.c (compile_file): Likewise.
220 * varasm.c (exception_section): Likewise.
221 * cp/decl2.c (finish_objects): Likewise.
223 * defaults.h (EH_FRAME_SECTION): Remove.
224 (EH_FRAME_SECTION_ASM_OP): Remove.
225 (EH_FRAME_SECTION_NAME): New.
226 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
227 (UNIQUE_SECTION_P): Remove.
228 * dwarf2out.c (SECTION_FORMAT): Remove.
229 (ASM_OUTPUT_SECTION): Remove.
230 (output_call_frame_info): Use named_section_flags.
231 (output_comp_unit, dwarf2out_start_source_file): Likewise.
232 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
233 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
234 * varasm.c (in_eh_frame, eh_frame_section): Remove.
235 (named_section_flags): New.
236 (named_section): Use it and targetm.section_type_flags.
237 (resolve_unique_section): New.
238 (assemble_start_function): Use it.
239 (asm_emit_uninitialised, assemble_variable): Likewise.
240 (default_section_type_flags): New.
241 (default_no_named_section, default_elf_asm_named_section): New.
242 (default_coff_asm_named_section, default_pe_asm_named_section): New.
243 * output.h: Update varasm.c decls.
244 (SECTION_*): New flags.
246 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
247 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
249 * config/elfos.h (UNIQUE_SECTION_P): Remove.
250 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
251 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
252 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
253 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
254 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
255 * config/mips/elf.h, config/mips/elf64.h: Likewise.
256 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
257 * config/pa/pa64-hpux.h,
259 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
260 (TARGET_ASM_NAMED_SECTION): New.
261 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
262 * config/alpha/vms.h, config/arm/coff.h: Likewise.
263 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
264 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
265 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
266 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
267 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
268 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
269 * config/i386/sco5.h, config/i386/win32.h: Likewise.
270 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
271 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
272 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
273 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
274 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
275 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
276 * config/sparc/sysv4.h: Likewise.
278 * config/nextstep.h: Error until named sections implemented.
280 * config/a29k/a29k.c (a29k_asm_named_section): New.
281 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
282 (vms_section_type_flags, vms_asm_named_section): New.
283 * config/arm/arm.c (arm_elf_asm_named_section): New.
284 * config/avr/avr.c (asm_output_section_name): Remove.
285 * config/avr/avr-protos.h: Update.
286 * config/c4x/c4x.c (c4x_asm_named_section): New.
287 * config/h8300/h8300.c (h8300_asm_named_section): New.
288 * config/i386/i386.c (sco_asm_named_section): New.
289 * config/i386/winnt.c (SECTION_PE_SHARED): New.
290 (i386_pe_section_type_flags): New.
291 (i386_pe_asm_named_section): New.
292 * config/i386/i386-protos.h: Update.
293 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
294 * config/mcore/mcore.c (mcore_asm_named_section): New.
295 * config/mips/mips.c (iris6_asm_named_section): New.
296 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
297 instead of UNIQUE_SECTION_P.
298 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
299 (xcoff_asm_named_section): New.
300 * config/sh/sh.c (sh_asm_named_section): New.
301 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
303 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
304 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
305 (EH_FRAME_SECTION_NAME): New.
306 (EXCEPTION_SECTION): New.
307 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
308 (DEBUG_*_SECTION): Remove.
309 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
310 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
311 (EH_FRAME_SECTION_ASM_OP): Remove.
313 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
314 (ASM_OUTPUT_SECTION_NAME): Remove.
315 (TARGET_ASM_NAMED_SECTION): New.
316 (TARGET_HAVE_NAMED_SECTIONS): New.
317 (TARGET_SECTION_TYPE_FLAGS): New.
318 (EH_FRAME_SECTION_ASM_OP): Remove.
319 (EH_FRAME_SECTION_NAME): New.
321 2001-08-03 Zack Weinberg <zackw@stanford.edu>
323 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
324 for complex expressions when cfun == 0.
325 * doc/extend.texi: Document that __builtin_constant_p can be
326 used in data initializers as well as functions.
328 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
330 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
331 variable I locally, instead of expecting a declaration in the
334 2001-08-03 Richard Henderson <rth@redhat.com>
336 * except.c (collect_one_action_chain): Add an explicit cleanup
337 action if regions surrounding a catch were encoded entirely
338 within the call-site entry.
340 2001-08-03 Richard Henderson <rth@redhat.com>
342 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
343 don't take REGNO of a non-register.
345 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
347 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
348 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
349 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
350 (__gthread_mutex_init_function): New function for mutex initialization.
352 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
354 * Makefile.in: Revert screwed up commit.
356 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
358 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
359 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
360 merged by linker script to get a final _exit().
361 (__do_global_dtors): New for destructor handling in specific exit
363 (__do_global_ctors): New for constructors in specific install section.
364 (__map_data_section): Map data sections before running constructors.
365 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
366 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
367 (DTORS_SECTION_ASM_OP): Likewise.
368 (CTORS_SECTION_FUNCTION): Define to force a reference to
370 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
372 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
374 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
376 * Makefile.in: Add df.h to gcse.c dependencies.
378 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
380 * varasm.c (output_constant_def_contents): Use for the length of a
381 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
382 depending on which is larger.
384 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
386 * gcse.c: Include df.h for use as a dataflow analyzer.
388 Declaration of reg_set_info: gone.
389 New df_analyzer variable used by store motion.
390 (reg_set_info): Deleted.
391 (mark_mem_regs): New function, analyze regs used by a mem.
392 (store_ops_ok): Use dataflow analyzer results to determine if
393 necessary regs are changed in the block.
394 (find_moveable_store): Remove check for symbol ref, we can handle
395 much more complex expressions now.
396 (compute_store_table): Remove most of the code, it's unnecessary
397 now that the dataflow analyzer records the info for us.
398 (store_killed_after): Add parameter to say whether to do the
399 store_ops_okay test, used to speed up testing when we already know
400 the answer, and just want to know if the store itself was killed.
401 (build_store_vector): Largely rewritten to calculate the various
402 vectors properly, and somewhat optimized.
403 (store_motion): Init the df_analyzer, get REG_DEF chains.
404 Also handle trapping expressions (since mems almost always trap)
405 (simple_mem): Redefine what a simple mem is.
407 2001-08-03 DJ Delorie <dj@redhat.com>
409 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
410 set from a constant part of the condition.
412 2001-08-01 Andrew Cagney <ac131313@redhat.com>
414 * mkdeps.c (deps_add_default_target): Make local variable
415 ``start'' a const char pointer.
416 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
418 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
420 * doc/install.texi (Configuration): Fix markup.
421 (Specific, i?86-*-udk): Likewise.
422 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
424 Document --enable-threads and --enable-libgcj status.
425 (Specific, mips-sgi-irix*): Canonicalize triples.
426 (Specific, mips-sgi-irix5): Warn about problems with this config.
427 Mention required GNU as patch.
428 Native assembler problems are fixed.
429 (Specific, mips-sgi-irix6): Update O32 ABI support status.
430 Document --enable-threads and --enable-libgcj status.
432 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
434 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
437 2001-08-03 Richard Henderson <rth@redhat.com>
439 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
442 2001-08-03 Richard Henderson <rth@redhat.com>
444 * rtlanal.c (find_first_parameter_load): Stop if we
445 reach a CODE_LABEL at BOUNDARY.
447 2001-08-03 Richard Henderson <rth@redhat.com>
449 * config/alpha/alpha.md (force_movdi): New insn.
450 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
451 Tweek FRP marking of VMS prologue insns.
452 * config/alpha/vms.h (EPILOGUE_USES): New.
454 2001-08-02 Richard Henderson <rth@redhat.com>
456 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
458 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
460 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
461 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
462 config/convex/convex.h, config/d30v/d30v.c,
463 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
464 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
465 config/mips/mips.h, config/mn10200/mn10200.h,
466 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
467 config/v850/v850.h, config/vax/openbsd.h,
468 config/vax/openbsd1.h, config/vax/ultrix.h,
469 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
470 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
471 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
472 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
473 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
474 in comments and documentation.
476 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
480 * Makefile.in (line-map.o): New.
481 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
482 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
483 * cpperror.c (print_containing_files): Similarly.
484 (print_location): Update. Don't output a space before _Pragma.
485 * cppfiles.c (stack_include_file): Set to line 1 immediately.
486 (stack_include_filee, cpp_make_system_header): Update.
487 (_cpp_execute_include): Get logical line number right for calling
488 as-yet-unterminated #include.
489 * cpphash.h (struct cpp_reader): Add line_maps.
490 (_cpp_do_file_change): Update.
491 * cppinit.c (cpp_create_reader): Initialize line maps.
492 (cpp_destroy): Destroy line maps.
493 (cpp_start_read): Get logical line number right.
494 * cpplex.c (parse_string): Only warn once for multi-line strings.
495 Use boolean variable for null warning.
496 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
498 (do_include_common): End the directive early.
499 (do_line): Don't warn about out-of-range lines in preprocessed
500 source. Update. Remove unused variables.
501 (_cpp_do_file_change): Update for new line mapping.
502 (pragma_cb): New typedef.
503 (cpp_register_pragma): Stop looking ahead before calling the
505 (do_pragma_system_header): End directive early.
506 (cpp_get_line_maps): New.
507 (cpp_pop_buffer): Fudge logical line. Update.
508 * cpplib.h: Include line-map.h
509 (enum cpp_fc_reason): Remove.
510 (struct cpp_file_change): Update.
511 (cpp_get_line_maps): New.
512 * cppmain.c (struct_printer): New member map.
513 (cb_file_change): Update for new mappings.
514 * fix-header.c (cb_file_change): Similarly.
516 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
518 * Makefile.in (libgcc.mk): Define mkinstalldirs.
519 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
521 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
523 * config/vax/vax.c: include expr.h.
525 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
527 * Makefile.in ($(srcdir)/configure): Only rebuild in
529 ($(srcdir)/config.in): Only define in maintainer mode.
530 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
532 2001-08-02 David Edelsohn <edelsohn@gnu.org>
534 * doc/install.texi (Install GCC: Binaries): Update Bull info.
536 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
538 * gcc.c (set_collect_gcc_options): New function, split out from
540 Ignore elided switches.
541 (do_spec_1): Invoke before executing command.
544 * gcc.h (set_input): ... here.
545 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
548 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
551 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
553 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
555 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
557 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
558 for the unnamed instructions it expands to.
560 2001-08-02 Richard Henderson <rth@redhat.com>
562 * regclass.c (call_really_used_regs): Conditionally define.
563 (init_reg_sets_1): Don't use it if not defined.
564 (fix_register): Similarly, don't set it.
566 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
568 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
569 Correct comment that had been missed in the previous change.
571 2001-08-01 Stan Shebs <shebs@apple.com>
573 * config/darwin.c (machopic_stub_name): Try matching by name.
574 (update_stubs): New function.
575 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
578 2001-08-01 Richard Henderson <rth@redhat.com>
580 * except.c (output_function_exception_table): Use assemble_align.
581 * varasm.c (assemble_eh_label): Remove.
582 (assemble_eh_align, assemble_eh_integer): Remove.
584 2001-08-01 Robert Lipe <robertl@caldera.com>
586 * dwarfout.c: Remove reference to README.DWARF.
588 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
590 * regclass.c (call_really_used_regs): New array for registers which
591 are actually used by a call.
592 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
594 (fix_register): Set call_really_used too.
595 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
596 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
598 2001-08-01 Richard Henderson <rth@redhat.com>
600 * read-rtl.c (read_name): Consider \r whitespace.
602 2001-07-11 Andrew Cagney <ac131313@redhat.com>
604 * config.gcc: Recognize powerpc-*-netbsd*.
606 * doc/install.texi (Host/target specific installation notes for
607 GCC): Mention powerpc-*-netbsd*.
609 * config/rs6000/netbsd.h: New file.
610 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
611 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
612 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
613 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
614 (TARGET_VERSION): Redefine.
616 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
617 mcall-netbsd as a match for mcall-sysv.
618 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
619 (ncrti.S, ncrtn.S): New targets.
620 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
622 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
623 "netbsd' as a V4 ABI.
624 (ASM_SPEC): Check for -mcall-netbsd.
625 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
626 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
627 (LIB_SPEC, ENDFILE_SPEC): Ditto.
628 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
629 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
630 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
631 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
633 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
634 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
636 2001-08-01 Mark Kettenis <kettenis@gnu.org>
638 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
639 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
640 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
641 including "unwind-pe.h".
643 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
645 * rs6000.md (define_splits): Kill unused constraints.
647 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
648 Jan Hubicka <jh@suse.cz>
650 * function.c (thread_prologue_and_epilogue_insns): Kill code
651 dealing with non-existent CFG.
653 2001-08-01 Kazu Hirata <kazu@hxi.com>
655 * alias.c: Fix comment formatting.
656 * bitmap.c: Likewise.
657 * builtins.c: Likewise.
659 * c-common.c: Likewise.
660 * c-decl.c: Likewise.
661 * c-dump.c: Likewise.
663 * collect2.c: Likewise.
664 * combine.c: Likewise.
665 * conflict.c: Likewise.
666 * cppfiles.c: Likewise.
667 * cppinit.c: Likewise.
668 * cpplex.c: Likewise.
669 * cpplib.c: Likewise.
670 * cppmacro.c: Likewise.
671 * cppspec.c: Likewise.
672 * c-pragma.c: Likewise.
673 * crtstuff.c: Likewise.
675 * cselib.c: Likewise.
676 * c-semantics.c: Likewise.
677 * c-typeck.c: Likewise.
679 2001-08-01 H.J. Lu <hjl@gnu.org>
681 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
683 2001-08-01 H.J. Lu <hjl@gnu.org>
685 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
687 2001-08-01 Ziemowit Laski <zlaski@apple.com>
689 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
690 contextualizing Objective-C class name lookup by the lexer.
691 (typespec_reserved_nonattr): Disable ObjC class name lookup after
693 (protocoldef): Add support for forward @protocol declarations.
694 (yylexname): Suppress ObjC class name lookup in certain contexts;
695 re-enable after lookup is complete.
696 (_yylex): Re-enable ObjC class name lookup when certain
697 punctuation marks are seen.
699 * objc/objc-act.c (check_protocol_recursively): New function used
700 for finding circular dependencies in protocols.
701 (objc_declare_protocols): New function for handling forward
702 @protocol declarations.
703 (receiver_is_class_object): Detect the case when 'self' is used
704 inside of a class method.
705 (build_message_expr): Issue a warning if class method is desired
706 but instance method is found instead.
707 (conforms_to_protocol): Streamline.
708 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
709 protocol Foo, even if 'Bar foo' does not.
710 (check_protocols): Streamline.
711 (start_protocol): Add checks for circular and duplicate protocol
713 (encode_aggregate_within): For typedefs of structs, encode the
715 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
716 (objc_declare_protocols): New prototype.
718 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
720 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
721 * cpplex.c (handle_newline): Update prototype. Maintain logical
723 (skip_escaped_newlines, skip_block_comment, parse_string):
725 (_cpp_lex_token): Update, and store token position within the token.
726 * cpplib.h (struct cpp_token): Add line and column entries.
727 * cppmacro.c (replace_args): Position stringified tokens correctly.
729 2001-08-01 Andreas Jaeger <aj@suse.de>
731 * basic-block.h: Add prototype for last_loop_beg_note.
733 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
735 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
736 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
738 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
739 while handling WITH_CLEANUP_EXPR node. Use second operand calling
741 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
743 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
744 operand while calling simple_cst_equal.
745 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
746 operand is the cleanup expression, the third is the RTL_EXPR.
747 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
749 2001-07-31 Jeff Sturm <jsturm@one-point.com>
751 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
753 2001-07-31 matthew green <mrg@eterna.com.au>
755 * config.gcc (i386-*-netbsdelf): New description.
756 * config/i386/netbsd-elf.h: New file.
758 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
760 * loop.c (check_dbra_loop): Use single_set to compute
763 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
765 PowerPC reorg and support for powerpc64-*-linux*.
767 Also fixes emitting of constants on 32 bit and 64 bit
770 * config.gcc: powerpc64-*-linux* is a new target.
771 Things that needed aix.h now also include xcoff.h
773 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
775 Move AIX specific stuff into aix.h.
776 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
777 with more than just XCOFF now.
778 (SET_ASM_OP): Remove, now defined where needed.
779 (FUNCTION_PROLOGUE): New macro definition.
780 (FUNCTION_EPILOGUE): New macro definition.
781 (CONST_OK_FOR_LETTER_P): Change N to require that value is
783 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
785 * config/rs6000/xcoff.h: New file.
787 * config/rs6000/linux64.h: New file.
789 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
791 2001-07-31 Alan Modra <amodra@bigpond.net.au>
793 * rs6000.c (print_operand_address): Handle ELF syntax.
794 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
795 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
796 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
798 2001-07-31 David Edelsohn <edelsohn@gnu.org>
800 * rs6000.c (rs6000_override_options): Only disable
801 flag_function_sections for XCOFF.
802 (exact_log2_cint_operand): New predicate.
803 (reg_or_{add,sub}_cint64_operand): New predicates.
804 (add_operand): Compare CONST_INT with fewer function calls.
805 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
806 (print_operand, case 'p'): Ensure positive operand.
807 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
808 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
809 (PREDICATE_CODES): Add new predicates.
810 * rs6000.md (addsi3): Split 32-bit constants more correctly.
811 (divsi3, modsi3): Ensure positive power-of-2.
812 (adddi3): Use new predicate. Split 32-bit constants more
813 correctly. Re-arrange splitter to handle any constant.
814 (subdi3): Use new predicate.
815 (divdi3, moddi3): Ensure positive power-of-2.
816 (movdi): Use rs6000_emit_set_const.
817 (load_toc_v4_pic_di): Delete.
819 2001-07-31 Graham Stott <grahams@redhat.com>
821 * function.c (pad_below): Revert 2001-07-26 patch.
823 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
825 * reg-stack (convert_regs_1): Fix best edge condition.
827 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
829 * jump.c (duplicate_loop_exit_test): Better test for jumps
830 entering the loop; create loop pre_header.
832 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
834 * doc/install.texi: Add s390 and s390x as new targets.
835 * doc/invoke.texi: Add documantation of S/390 and zSeries
837 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
839 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
841 * config/m68k/m68k.md: Replace all general_operand with
842 nonimmediate_operand for all destinations.
843 * config/m68k/m68k.c (not_sp_operand): Likewise.
845 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
847 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
849 2001-07-30 Richard Henderson <rth@redhat.com>
851 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
852 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
854 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
856 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
857 Add missing doc strings
858 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
859 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
861 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
863 * i386.c (ix86_output_main_function_alignment_hack): New function.
864 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
866 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
867 edges by EDGE_DFS_BACK flag.
868 (dump_edge_info): Add dfs_back flag.
869 * basic-block.h (EDGE_DFS_BACK): New constant.
870 (mark_dfs_back_edges): Declare.
871 * alias.c (loop_p): Remove.
872 (mark_constant_function): Use mark_dfs_back_edges.
874 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
875 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
876 (compensate_edge): Break out from ...
877 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
878 (convert_regs_2): Set block_done once block is really done;
879 Do updating of the predecesors counts.
881 * toplev.c (rest_of_compilation): Recompute block_for_insn
882 before post-reload cfg_cleanup.
883 * function.c (thread_prologue_epilogue_insns):
884 Call set_block_for_new_insns when emitting prologue directly.
886 2001-07-30 Andreas Jaeger <aj@suse.de>
888 * jump.c: Add prototype for mark_modified_reg.
890 * cse.c (set_live_p): Add unused attribute.
892 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
894 (scan_for_source_files): Use long for count to avoid overflow.
895 (output_data): Likewise.
896 (output_data): Don't use string concatatenation to silence gcc
899 * predict.c: Fix typos and grammar.
901 * gcse.c (insert_insn_end_bb): Remove unused variables.
903 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
905 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
906 (attempt_auto_inc): LIkewise.
907 (mark_used_reg): Likewise.
908 (try_pre_increment_1): Likewise.
909 * regclass.c (regclass): Likewise.
910 * global.c (allocno_compare): Update comment; change scaling factor.
911 * local-alloc.c (QTY_CMP_PRI): Likewise.
912 * regs.h (REG_FREQ_FROM_BB): New.
913 (REG_FREQ_MAX): Likewise.
915 2001-07-30 H.J. Lu <hjl@gnu.org>
917 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
920 2001-07-30 H.J. Lu (hjl@gnu.org)
922 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
923 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
924 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
926 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
928 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
929 as -mthumb-interwork when -mcpu=arm7 is specified.
931 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
933 * predict.def (noreturn, loop branch, loop exit): Mark as first
936 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
938 * combine.c (try_combine): Avoid barrier after noop jumps.
940 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
942 * cpphash.h (struct cpp_reader): Remove import_warning.
943 * cpplib.c (skip_rest_of_line): Don't bother turning off
945 (parse_include): Move include handling to...
946 (do_include_common): ... here. Move import warning from...
947 (do_import): ... here.
948 (do_pragma_poison): Don't do a callback for poison identifiers.
949 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
950 * cppmain.c (setup_callbacks): Similarly.
952 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
954 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
955 handle multiple sets.
956 * except.c (sjlj_mark_call_sites): .... here.
957 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
959 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
961 Suggested by Richard Henderson and Richard Kenner:
962 * combine.c (recog_for_combine): Use the fake recog
963 only if instruction does not match.
964 * rtl.h (NOOP_MOVE_INSN_CODE): New.
965 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
967 * combine.c (try_combine): Discover noop jump as direct jump.
969 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
971 * df.c (df_rd_global_compute): Add successors to worklist, not
973 (df_ru_global_compute): Ditto.
975 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
977 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
978 increment REG_N_SETS.
980 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
982 * sbitmap.h: New prototype for sbitmap_a_xor_b.
984 * sbitmap.c (sbitmap_a_xor_b): New function.
985 ifdef the basic block stuff on IN_GCC.
987 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
989 * cppexp.c (parse_defined): Always record the macro name.
990 (lex): Don't worry about identifiers, or special-case
992 (_cpp_parse_expr): Figure out at the end of the routine
993 whether we saw a valid !defined() expression.
994 * cppfiles.c (stack_include_file): Update for mi_valid.
995 (_cpp_pop_file_buffer): Similarly.
996 * cpplex.c (_cpp_lex_token): Similarly.
997 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
998 mi_if_not_defined, mi_lexed): Remove.
1000 * cpplib.c (do_if): Simplify.
1001 (do_endif, push_conditional, _cpp_handle_directive): Update
1002 for renaming of mi_state to mi_valid.
1004 * cpp.texi: Add index entries for digraphs, and add comment
1005 that C++ refers to them as alternative tokens.
1007 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1009 * basic-block.h (CLEANUP_PRE_LOOP): New.
1010 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1011 * sibcall.c (optimize_sibling_calls): Likewise.
1012 * toplev.c (rest_of_compilation): Likewise.
1013 * flow.c (try_forward_edges): Take argument MODE;
1014 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1015 (try_optimize_cfg): Update call of try_forward_edges.
1017 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1018 Jan Hubicka <jh@suse.cz>
1020 * (validate_replace_rtx_1): Fix simplification of MINUS.
1022 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1024 PR preprocessor/3669
1025 * cppinit.c (init_dependency_output): Turn off dump requests
1026 if sending dependencies to stdout.
1028 2001-07-28 Richard Henderson <rth@redhat.com>
1030 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1033 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1035 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1037 2001-07-28 Kazu Hirata <kazu@hxi.com>
1039 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1040 is VAR_DECL first to prevent an ICE.
1042 2001-07-28 Richard Henderson <rth@redhat.com>
1044 * varasm.c (immed_real_const_1): Don't elide special cases for
1046 (clear_const_double_mem): Clear const_tiny_rtx too.
1048 2001-07-28 Richard Henderson <rth@redhat.com>
1050 * dwarf2out.c (dw_val_class_offset): New.
1051 (struct dw_ranges_struct, dw_ranges_ref): New.
1052 (ranges_table, ranges_table_allocated): New.
1053 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1054 (add_AT_offset, add_ranges, output_ranges): New.
1055 (print_die, output_die): Handle dw_val_class_offset.
1056 (attr_checksum, size_of_die, value_format): Likewise.
1057 (gen_lexical_block_die): Handle non-contiguous blocks.
1058 (gen_block_die): Likewise.
1059 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1060 if needed. Dump the ranges table.
1061 * final.c (final_start_function): Remove unnecessary notes and
1062 rebuild the block tree before numbering the blocks.
1063 * function.c (reorder_blocks_0): Walk the existing block tree
1064 to unmark all blocks.
1065 (reorder_blocks_1): Create block fragments when duplicate block
1067 (reorder_fix_fragments): New.
1068 (reorder_blocks): Call it.
1069 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1071 2001-07-28 Richard Henderson <rth@redhat.com>
1073 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1075 2001-07-28 Richard Henderson <rth@redhat.com>
1077 * flow.c (add_to_mem_set_list): New function.
1078 (init_propagate_block_info): Use it.
1079 (mark_set_1): Likewise.
1080 (insn_dead_p): Canonicalize memory address for dead store
1081 comparison. Allow wider mode stores to kill narrower mode stores.
1082 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1083 (invalidate_mems_from_set): Don't handle MEMs.
1085 2001-07-28 Kazu Hirata <kazu@hxi.com>
1087 * config/h8300/h8300.h: Fix formatting.
1089 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1091 * basic-block.h (EDGE_FREQUENCY): New macro.
1092 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1094 * flow.c (find_sub_basic_blocks): Likewise.
1095 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1096 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1098 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1099 (HITRATE): New macro.
1100 (PRED_FLAG_FIRST_MATCH): New constant.
1101 (predictor_info): New field flgags.
1102 (combine_predictions_for_insn): Use DS theory to combine
1103 probabilities; set the edge probabilities when finished.
1104 (estimate_probability): Avoid duplicated matches
1105 of LOOP_BRANCH heuristics for nested loops; update comment.
1106 * predict.def: Add flags for each prediction, set probabilities
1107 according to B&L paper.
1108 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1110 * profile.c (compute_branch_probabilities): Cleanup way the edge
1111 probabilities are computed and REG_BR_PROB notes are dropped; if
1112 values does not match, emit error.
1113 (init_branch_prob): Do error instead of warning when profile driven
1114 feedback is missing or corrupt.
1116 2001-07-27 DJ Delorie <dj@redhat.com>
1118 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1119 against a constant, try to adjust the compare to have the desired
1120 constant in it so that min/max optimizations happen more often.
1122 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1124 * flow.c (last_loop_beg_note): New function.
1125 (redirect_edge_and_branch): Use it.
1126 (split_edge): Likewise.
1128 * alias.c (loop_p): Avoid uninitialized memory access.
1130 * flow.c (try_forward_edges): Avoid accessing freed memory.
1132 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1135 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1137 * doc/install.texi (Configuration): Properly link the host
1138 specific instructions also when generating HTML.
1140 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1142 * flow.c (redirect_edge_and_branch_force): Test
1143 target->global_live_at_start.
1145 2001-07-26 Richard Henderson <rth@redhat.com>
1147 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1148 * rtl.h (avoid_constant_pool_reference): Declare it.
1149 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1150 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1152 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1154 * rtl.h (cleanup_barriers): Declare.
1155 * jump.c (cleanup_barriers): New function.
1156 * toplev.c (rest_of_compilation): Call cleanup_barriers
1157 before loop optimizer and after bb_reorder.
1159 * flow.c (back_edge_of_syntactic_loop_p): New.
1160 (split_edge): Use it.
1162 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1164 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1166 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1168 * cse.c (cse_process_notes): Replace any registers if the address
1171 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1173 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1174 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1175 (propagate_block): Update prototype.
1176 * flow.c (update_life_info): Simplify the CFG and
1177 recalculate the global regs which are alive when
1178 removing dead code during a global update.
1179 (propagate_block): Return non-zero if an INSN is
1182 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1184 * Makefile.in (LIBICONV): Define.
1186 2001-07-26 Catherine Moore <clm@redhat.com>
1188 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1189 of conditional to avoid tree checking errors.
1191 2001-07-26 Kazu Hirata <kazu@hxi.com>
1193 * regmove.c (regmove_optimize): Don't replace a reg with
1194 another reg of a different mode.
1196 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1198 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1199 limit length of dependancy flush list.
1200 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1201 * sched-int.h (struct deps): Add pending_flush_length field.
1202 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1203 has 1 element in it.
1204 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1205 (sched_analyze): After a jump, if the pending memory flush list is too
1206 large, flush the pending lists.
1207 (init_deps): Initialize pending_flush_length to 0.
1208 * doc/invoke.texi (max_pending_list_length): Document parameter.
1210 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1212 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1213 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1214 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1216 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1218 * cpphash.h (struct_lexer_state): Delete was_skipping.
1219 Move skipping here from struct cpp_reader.
1220 * cpplex.c (parse_identifier): Update.
1221 (_cpp_lex_token): Don't skip tokens in a directive.
1222 * cpplib.c (struct if_stack): Update.
1223 (start_directive, end_directive): Don't change skipping state.
1224 (_cpp_handle_directive): Update.
1225 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1226 (do_else, do_endif): Update; only check for excess tokens if not
1227 in a skipped conditional block.
1228 (push_conditional): Update for new struct if_stack.
1230 2001-07-26 Graham Stott <grahams@redhat.com>
1232 * function.c (locate_and_pad_parm): Also pad initial offset
1233 so that the total argument size also includes the padding.
1235 2001-07-26 Graham Stott <grahams@redhat.com>
1237 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1238 change XSTR to XTMPL.
1240 (process_one_cond_exec): Likewise
1242 2001-07-25 Richard Henderson <rth@redhat.com>
1244 * varasm.c (assemble_variable): Create DECL_RTL before setting
1247 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1249 * predict.c (estimate_probability): Avoid duplicated predictions.
1251 * loop.c (find_and_verify_loops): Grok multiple barriers.
1253 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1255 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1257 * dbxout.c: Consistently use putc instead of fputc.
1258 (print_wide_int): New function; call instead of direct fprintf.
1259 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1260 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1261 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1262 (print_int_cst_octal): Likewise.
1263 (print_octal): Show we wrote characters.
1264 (dbxout_type): Set have_used_extensions in more places.
1266 2001-07-25 Catherine Moore <clm@redhat.com>
1268 * config/v850/v850.c (v850_va_arg): Use addr
1269 instead of valist to build incr.
1271 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1273 * flow.c (delete_dead_jumptables): New function.
1274 (life_analyzis): Call it.
1275 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1278 2001-07-25 Richard Henderson <rth@redhat.com>
1280 * except.c (reachable_handlers): Handle a region being removed
1281 out from under a RESX.
1283 2001-07-25 Richard Henderson <rth@redhat.com>
1285 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1286 swap GE/GT if it is an fp comparison.
1288 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1290 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1293 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1295 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1296 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1299 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1301 (visit_expression): When attempting to simplify an expression,
1302 retrieve any modes for arguments before they are simplified
1305 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1306 Janis Johnson <janis@us.ibm.com>
1308 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1309 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1310 pointer parameters to match documented usage of nonlocal_goto.
1311 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1312 parameters to their correct order.
1313 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1314 parameters to their correct order.
1316 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1318 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1320 2001-07-25 Jan Hubicka <jh@suse.cz>
1321 Richard Henderson <rth@redhat.com>
1323 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1325 (make_edges): New argument update_p; populate the edge cache if set.
1326 (find_basic_blocks): Update make_edges invocation.
1328 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1330 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1332 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1334 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1335 -Acpu and -Amachine.h.
1336 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1337 Corrected header to say ELF not a.out.
1338 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1339 when given -msoft-float.
1341 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1343 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1344 extra multilib parts like arm-elf.
1345 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1346 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1347 crtfini.o as extra multilib parts.
1349 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1351 * configure.in: Add rtems as a supported thread model.
1352 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1353 * configure: Rebuilt.
1355 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1357 * stor-layout.c (get_mode_alignment): make it work when
1358 BITS_PER_UNIT is not a power of two.
1359 * builtins.c (get_pointer_alignment): Likewise.
1361 2001-07-24 Richard Henderson <rth@redhat.com>
1363 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1364 the retrieved constant into the expected mode.
1366 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1368 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1369 (verify_flow_info): Check for duplicated edges; clarify
1372 * flow.c (block_label): Update basic_block_for_insn.
1373 (commit_edge_insertions): Call compute_bb_for_insn.
1375 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1378 * flow.c (redirect_edge_and_branch,
1379 try_optimize_cfg): Use redirect_edge_succ_nodup
1380 (redirect_edge_succ_nodup): New.
1381 * basic_block.h (redirect_edge_succ_nodup): Declare.
1383 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1386 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1388 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1389 (try_crossjump_to_edge): Update commetns.
1390 (try_crossjump_bb): Likewise.
1392 2001-07-24 Richard Henderson <rth@redhat.com>
1394 * combine.c (distribute_notes): Move set of need_refresh
1395 for noop_move_p down to catch all cases.
1397 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1399 * recog.c (split_all_insns_noflow): New.
1400 * rtl.h (split_all_insns_noflow): Declare.
1401 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1402 * m68hc11.c (m68hc11_reorg): Likewise.
1403 * sh.c (machine_dependent_reorg): Likewise.
1404 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1407 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1409 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1410 (ashlsi3_n splitter): Likewise.
1411 (lshrsi3_n splitter): Likewise.
1413 (GOTaddr2picreg): Make const SImode.
1414 (sym_label2reg): Likewise.
1415 (symGOT2reg): Likewise.
1416 (symGOTOFF2reg) Likewise.
1418 (casesi_worker_0): Make unspec SImode.
1420 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1422 * config/sh/sh.c (barrier_align): Check that an operand really is
1423 an insn before extracting its INSN_CODE.
1425 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1427 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1430 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1431 for SImode to prevent overflow.
1433 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1435 * config/mips/irix6-libc-compat.c: New file.
1436 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1437 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1440 2001-07-24 lars brinkhoff <lars@nocrew.org>
1442 * rtl.texi (REG_POINTER): Document.
1443 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1444 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1446 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1448 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1450 2001-07-23 Richard Henderson <rth@redhat.com>
1452 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1454 2001-07-23 Kazu Hirata <kazu@hxi.com>
1456 * config/h8300/h8300-protos.h: Add a prototype for
1457 general_operand_dst_push.
1458 * config/h8300/h8300.c (general_operand_dst_push): New.
1459 * config/h8300/h8300.h (OK_FOR_T): New.
1460 (EXTRA_CONSTRAINT): Use it.
1461 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1462 the existing movqi pattern.
1463 (movhi_push): Likewise.
1465 * reload.c: Fix comment typos.
1467 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1469 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1471 2001-07-23 H.J. Lu (hjl@gnu.org)
1473 * doc/extend.texi: Update __builtin_return_address and
1474 __builtin_frame_address.
1476 2001-07-23 Richard Henderson <rth@redhat.com>
1478 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1480 * config/i386/i386.md: New setcc+movzbl peephole2.
1482 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1484 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1485 * objc/objc-act.c: Include debug.h.
1486 (synth_module_prologue): Save and restore debug hooks too.
1488 2001-07-23 lars brinkhoff <lars@nocrew.org>
1490 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1491 and C4X_FLOAT_FORMAT.
1492 (BOOL_TYPE_SIZE): Document.
1494 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1496 * unroll.c (loop_iterations): Fix miscalculation of initial
1499 2001-07-13 Andrew Haley <aph@redhat.com>
1501 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1502 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1503 * config/sh/sh.c (sh_can_redirect_branch): New function.
1504 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1505 * reorg.c (steal_delay_list_from_target): Use
1506 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1508 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1510 * flow.c (try_simplify_condjump): Unlink insn chain on
1511 fallthru edge; use can_fallthru.
1513 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1515 * basic-block.h (find_sub_basic_block): Declare.
1516 * flow.c (make_edges): New arguments MIN and MAX;
1517 (find_sub_basic_blocks): Revamp to use make_edges
1518 and purge_dead_edges.
1519 (find_basic_blocks): Update call of find_sub_basic_block.
1521 * recog.c (split_all_insns): Always expect CFG to be consistent;
1522 call find_sub_basic_blocks in case something has changed.
1523 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1526 * basic-block.h (delete_noop_moves): Declare.
1527 * combine.c (combine_instructions): Call it.
1528 (recog_for_combine): Tolerate noop moves
1529 (distribute_notes): Force refresh when register dies at noop move.
1530 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1532 (life_analysis): Update delete_noop_moves call.
1533 (set_noop_p): Move too ...
1534 * rtlanal.c (noop_move_p): ... here.
1535 * rtl.h (noop_move_p): Declare.
1537 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1538 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1540 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1541 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1543 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1545 * reload.c (push_reload): Fix typo in comment.
1546 (find_reloads_address): Ditto.
1547 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1549 2001-07-22 Richard Henderson <rth@redhat.com>
1551 * flow.c: Grammar check and clarify a lot of comments.
1552 (try_simplify_condjump): Rename variables to be clearer.
1553 (try_forward_edges): Skip complex and fallthru edges.
1554 Rearrange tests to avoid duplicate checks.
1555 (flow_find_cross_jump): Likewise.
1556 (outgoing_edges_match): Allow match if neither branch has
1557 probability data. Loosen probability match to 5%.
1558 (try_crossjump_to_edge): Hoist repeated indirection into
1560 (try_crossjump_bb): Don't check complex edges. Eliminate
1561 redundant crossjump tests.
1562 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1563 checks before more expensive checks.
1565 2001-07-22 Richard Henderson <rth@redhat.com>
1567 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1568 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1571 2001-07-22 Richard Henderson <rth@redhat.com>
1573 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1574 (const_sint32_operand): Likewise.
1575 * m68k.md (anon mulsi pattern): Use const_int_operand not
1576 const_sint32_operand.
1577 (umulsi3_highpart): Zero extend a constant input.
1578 (smulsi3_highpart): Don't bother checking SImode constant.
1579 (const_umulsi3_highpart): Give op3 DImode.
1580 (const_smulsi3_highpart): Likewise.
1582 2001-07-22 Richard Henderson <rth@redhat.com>
1584 * flow.c (split_block): Make sure bb_note is included in the
1585 new block when splitting before a label.
1587 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1589 * basic-block.h (redirect_edge_and_branch_force,
1590 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1591 * flow.c (redirect_edge_and_branch_force,
1592 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1593 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1594 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1595 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1596 instead of label; update CFG after transformation.
1597 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1598 for finishing the transformation; handle even case where ELSE
1599 does not follow THEN.
1600 (find_if_case_2): Update call of dead_or_predictable; simplify
1603 * emit-rtl.c (split_branch_probability): New global variable.
1604 (try_split): Take care to set split_branch_probability and
1605 create REG_BR_PROB note for new jump insns.
1606 * md.texi (define_split): Document new feature.
1608 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1610 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1612 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1613 (asm_out_file): Remove redundant declaration.
1614 (assemble_asm): Remove old #if 0 block.
1615 (assemble_variable): Remove end of function; debug output is
1616 now handled with global_decl. Remove old #if 0 block. Update.
1617 Remove saved_in_section and associated no-op code.
1618 * Makefile.in (varasm.o): Correct dependencies.
1620 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1622 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1623 the definition in defaults.h.
1625 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1627 * jump.c: Update comments.
1628 (delete_barrier_successors, delete_unreferenced_labels,
1629 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1630 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1631 jump_optimize, jump_optimize_minimal): Kill.
1632 (rebuild_jump_labels): Move code from jump_optimize_1.
1633 (purge_line_number_notes): Likewise.
1634 (copy_loop_headers): Likewise.
1635 * reg-stack.c: Update comment.
1637 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1638 JUMP_AFTER_REGSCAN): Kill.
1639 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1640 purge_line_number_notes and copy_loop_headers.
1642 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1643 Richard Henderson <rth@redhat.com>
1645 * dbxout.c (dbxout_global_decl): New.
1646 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1647 * sdbout.c (sdbout_finish): New.
1648 (sdbout_debug_hooks): Use it, add comments.
1649 (sdbout_global_decl): Defer initialised public vars to
1651 * varasm.c (assemble_variable): Don't output debug information
1652 for file-scope variables.
1654 2001-07-22 Richard Henderson <rth@redhat.com>
1656 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1657 (get_round_mode_suffix): New.
1658 (print_operand): Use them for [/]. Remove support for [&'`()+].
1659 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1660 * config/alpha/alpha.md (attr round_suffix): New.
1661 (attr trap_suffix): New.
1662 (all insns): Set them appropriately. Use %/ instead of the
1665 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1667 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1669 2001-07-22 Richard Henderson <rth@redhat.com>
1671 * regrename.c (regrename_optimize): Compute nregs for each
1672 potential target register.
1674 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1675 Richard Henderson <rth@redhat.com>
1677 * dbxout.c (dbxout_global_decl): New.
1678 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1679 * sdbout.c (sdbout_finish): New.
1680 (sdbout_debug_hooks): Use it, add comments.
1681 (sdbout_global_decl): Defer initialised public vars to
1683 * varasm.c (assemble_variable): Don't output debug information
1684 for file-scope variables.
1686 2001-07-21 H.J. Lu (hjl@gnu.org)
1688 * config/mips/mips.c (mips_cpu): Moved into ...
1689 (override_options): Here.
1691 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
1693 (mips_cpu): Removed.
1695 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1697 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
1698 ("iorqi3"): Likewise.
1699 ("xorqi3"): Likewise.
1700 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
1701 ("*subhi3_sp): Likewise.
1702 ("*subhi3"): Likewise.
1703 ("extendhisi2"): Accept D, X and Y as source operand to avoid
1706 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
1708 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
1709 * config/freebsd.h: Likewise.
1710 * config/linux.h: Likewise.
1711 * config/openbsd.h: Likewise.
1712 * config/alpha/linux-elf.h: Likewise.
1713 * config/arm/linux-elf.h: Likewise.
1714 * config/d30v/d30v.h: Likewise.
1715 * config/fr30/fr30.h: Likewise.
1716 * config/ia64/aix.h: Likewise.
1717 * config/ia64/ia64.h: Likewise.
1718 * config/mips/linux.h: Likewise.
1719 * config/pj/pj.h: Likewise.
1720 * config/rs6000/linux.h: Likewise.
1721 * config/sparc/linux.h: Likewise.
1722 * config/sparc/linux64.h: Likewise.
1724 2001-07-20 Bruce Korb <bkorb@gnu.org>
1726 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
1727 because getc() and char* may disagree on signedness.
1729 2001-07-20 Richard Henderson <rth@redhat.com>
1731 * doc/rtl.texi (REG_DEAD): Update for current semantics.
1733 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
1734 insns to delete in the presence of cc0 in a jump insn.
1736 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1737 Jan Hubicka <jh@suse.cz>
1739 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
1740 of doing the change by hand.
1742 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1744 * rtlanal.c (set_noop_p): Return true for noop jumps.
1746 * expr.c (emit_single_push_insn): Add call to push expander.
1747 * expr.h (optab_index): Add OTI_push
1748 (push_optab): New constant.
1749 * genopinit.c (optabs): Add push_optab.
1750 * optabs.c (init_optab): Init push optab.
1751 * md.texi (push??1): Document
1753 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1755 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
1756 expand to emit the pattern; put a REG_INC note for push/pop
1758 ("movdf", "movdf_internal"): Likewise.
1759 ("movsi", "movsi_internal"): Likewise.
1760 ("movsf", "movsf_internal"): Likewise.
1761 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1763 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1765 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1768 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
1770 * params.def: Change default max inline insns to 100.
1772 2001-07-20 Diego Novillo <dnovillo@redhat.com>
1774 * combine.c (combine_simplify_rtx): Generate a new shift operation
1775 when simplifying the first operand of a (neg (ashift)) expression.
1777 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1779 * regclass.c (N_REG_INTS): Use only 32 bits per element.
1781 2001-07-20 Kelley Cook <kelley.cook@home.com>
1783 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
1784 information. Move rest into ...
1785 (*-*-solaris): ... here. Eliminate redundant information and
1786 reword necessary packages section. Delete 4.x assembler bug info.
1787 (sparc-sun-*): Merge into ...
1788 (sparc-sun-sunos*): here.
1790 2001-07-20 Catherine Moore <clm@redhat.com>
1792 * config/v850/v850.md (casesi): Generate LABEL_REF
1795 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1797 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
1798 * i386.c (ix86_zero_extend_to_Pmode): Make global.
1799 * i386.md (strclrsi expander): Use it.
1801 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1803 * integrate.c (copy_insn_list): handle
1804 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
1805 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
1806 identically as to CODE_LABEL.
1808 * fold-const (fold): Convert A/B/C to A/(B*C) and
1811 * except.c (connect_post_landing_pads): Delete the RESX insns.
1813 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
1815 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
1817 * config/mips/mips.md (nmadd/nmsub): Use macro.
1819 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
1821 * cppinit.c (remove_dup_dir): Make static.
1822 (remove_dup_dirs): Make static. Only warn about preempting a
1823 system directory with a non-system directory.
1825 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1827 * ifcvt.c (noce_try_store_flag_constants): Correct order
1828 of parameters to trunc_int_for_mode.
1830 2001-07-19 Mark Mitchell <mark@codesourcery.com>
1832 * reorg.c (fill_simple_delay_slots): If an instruction might throw
1833 an exception that will be caught within this function, do not fill
1834 its delay slot with any subsequent instruction.
1836 2001-07-19 Steve Ellcey <sje@cup.hp.com>
1838 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
1839 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
1840 pointer extension instruction.
1841 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
1842 * simplify-rtx.c (simplify_unary_operation) Likewise.
1843 * explow.c (convert_memory_address) Check value of
1844 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
1846 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
1847 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
1848 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
1849 Add Multilib Support.
1850 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
1851 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
1852 Add Multilib Support.
1853 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
1855 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
1856 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
1857 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
1859 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
1861 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
1862 old and new operands in `<', `3' and `b'.
1864 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1866 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
1867 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
1868 (toplev.o): Don't depend on xcoffout.h.
1869 * c-decl.c: Include debug.h
1870 (duplicate_decls): Use debug hook.
1871 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
1872 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1873 (dbxout_types): Remove.
1874 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
1875 * debug.c (do_nothing_debug_hooks): Update.
1876 (debug_true_tree, debug_nothing_rtx): New.
1877 * debug.h (struct rtx_def): New.
1878 (struct gcc_debug_hooks): New hooks ignore_block,
1879 outlining_inline_function and label.
1880 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
1881 dwarf2out_frame_finish): New.
1882 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
1883 Make static, update prototype.
1884 (dwarf2_debug_hooks): Update.
1885 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
1886 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
1887 * dwarfout.c (dwarf_debug_hooks): Update.
1888 * emit-rtl.c: Include debug.h.
1889 (remove_unnecessary_notes): Use debug hook.
1890 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
1891 (final_scan_insn): Use debug hook.
1892 * integrate.c (output_inline_function): Use debug hook.
1893 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
1894 (sdb_debug_hooks): Update.
1895 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
1896 * toplev.c: Don't include xcoffout.h.
1897 (note_outlining_of_inline_function, debug_ignore_block): Remove.
1898 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
1900 * tree.h (dwarf2out_do_frame): Remove.
1902 2001-07-19 Catherine Moore <clm@cygnus.com>
1904 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
1906 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1908 * reload1.c (eliminate_regs_in_insn): When updating a set
1909 to the frame pointer to the hardware frame pointer, perform
1910 the update always not just when REPLACE is set.
1912 * reload1.c (choose_reload_regs): Don't inherit a reload
1913 that crosses multiple registers if registers past the first
1914 don't fit in the desired class.
1916 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
1917 when negating constants.
1919 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
1921 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
1922 * doc/tree.texi: Ditto.
1924 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
1925 Jakub Jelinek <jakub@redhat.com>
1927 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
1928 (extract_cie_info): Handle "eh" augmentation properly,
1930 (struct frame_state, __frame_state_for): New.
1932 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1934 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
1935 HANDLE_SYSV_PRAGMA): Define.
1936 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
1938 (copy_object): Caller changed.
1940 2001-07-19 Andreas Schwab <schwab@suse.de>
1942 * configure.in (assembler dwarf2 debug_line support): Define nop
1944 * configure: Regenerated.
1946 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
1950 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
1951 to conditionally compiled block.
1952 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1953 * dbxout.h (dbxout_function): Remove.
1954 * debug.c (do_nothing_debug_hooks): Update.
1955 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
1956 global_decl, deferred_inline_function.
1957 * dwarf2out.c (dwarf2_debug_hooks): Update.
1958 (dwarf2out_global_decl): New.
1959 * dwarfout.c: Don't include dwarfout.h.
1960 (dwarfout_global_decl, dwarfout_function_decl,
1961 dwarfout_deferred_inline_function): New.
1962 (dwarf_debug_hooks): Update.
1963 * dwarfout.h: Remove.
1964 * final.c: Don't include dwarfout.h.
1965 * sdbout.c (sdbout_global_decl): New.
1966 (sdbout_debug_hooks): Update.
1967 * toplev.c: Don't include dwarfout.h.
1968 (check_global_declarations, rest_of_compilation): Use new debug hooks.
1969 (note_deferral_of_defined_inline_function): Remove.
1970 * toplev.h (note_deferral_of_defined_inline_function): Remove.
1971 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
1972 * ch/lex.c: Don't include dwarfout.h.
1973 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
1974 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
1975 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
1976 * cp/optimize.c: Include debug.h.
1977 (maybe_clone_body): Use debug hook.
1978 * cp/semantics.c: Include debug.h.
1979 (expand_body): Use debug hook.
1980 * po/POTFILES.in: Remove dwarfout.h.
1982 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1984 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
1985 * c-parse.in (yyerror, _yylex): Similarly.
1986 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
1987 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
1989 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
1990 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
1992 2001-07-18 Jeff Sturm <jsturm@one-point.com>
1994 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
1995 in-class declaration at -g1. Fixes c++/2814.
1997 2001-07-18 Richard Henderson <rth@redhat.com>
1999 * doc/md.texi (reload_in/out): Document restrictions in predicates
2000 and constraints for these patterns. Document empty string matching
2003 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2005 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2007 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2009 * cse.c: Undo my previous patch.
2011 2001-07-18 Tom Tromey <tromey@redhat.com>
2014 * configure: Rebuilt.
2015 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2017 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2019 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2020 Jan Hubicka <jh@suse.cz>
2022 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2023 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2024 * jump.c (mark_jump_label): Do not forward branches.
2026 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2028 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2029 when return value is unused.
2031 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2033 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2035 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2037 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2038 on error. We can't blindly return the result of
2039 pthread_mutex_trylock because it returns a positive number on
2040 error, while we must return -1 on error.
2041 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2043 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2045 2001-07-18 Andreas Jaeger <aj@suse.de>
2047 * integrate.c (output_inline_function): Correct type of debug_hooks.
2049 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2051 * combine.c (combine_simplify_rtx): DIV can be treated
2052 associatively for floats if unsafe math optimisations are enabled.
2054 2001-07-17 Richard Henderson <rth@redhat.com>
2056 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2058 2001-07-17 Richard Henderson <rth@redhat.com>
2060 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2061 don't force the function address into a register.
2062 (expand_call, emit_library_call_value_1): Update callers.
2063 * builtins.c (expand_builtin_apply): Likewise.
2064 * expr.h (prepare_call_address): Update decl.
2066 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2068 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2070 * config/i386/chorus.h: Move up.
2071 * config/sparc/chorus.h: Likewise.
2072 * config/rs6000/chorus.h: Likewise.
2073 * config/chorus.h: Moved here.
2075 2001-07-17 Andreas Schwab <schwab@suse.de>
2077 * configure.in (assembler eh_frame optimization): Handle big
2079 * configure: Regenerated.
2081 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2083 * expr.c (epxand_expr): Convert divisions into multiplications by
2084 reciprocals if -ffast-math.
2086 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2088 * dbxout.c (dbxout_really_begin_function): Rename to
2089 dbxout_begin_function.
2090 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2091 (dbxout_begin_function): Remove.
2092 (dbxout_function): Update.
2093 (dbxout_source_line): Update prototype.
2094 * dbxout.h (dbxout_begin_function): Remove.
2095 * debug.c (do_nothing_debug_hooks): Update.
2096 (debug_nothing_tree): Update.
2097 (debug_nothing_charstar_rtx): Remove.
2098 * debug.h (union tree_node): Declare.
2099 (struct rtx_def): Remove.
2100 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2101 begin_function. Change source_line prototype.
2102 (debug_nothing_tree): New.
2103 (debug_nothing_charstar_rtx): Delete.
2104 (dwarf2out_begin_prologue): Moved from ...
2106 * dwarf2out.c (dwarf2_debug_hooks): Update.
2107 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2108 debug info, call dwarf2out_source_line.
2109 (dwarf2out_souce_line): Update prototype.
2110 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2111 Change prototype, make static.
2112 (dwarfout_source_line): Update prototype.
2113 (dwarf_debug_hooks): Update.
2114 * dwarfout.h (dwarfout_begin_function): Remove.
2115 * final.c (final_start_function, final_scan_insn): Use appropriate
2116 debug hooks, update to use notice_source_line.
2117 (output_source_line): Rename notice_source_line. Don't call the
2118 source_line debug hook.
2119 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2120 make static, update prototype.
2121 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2123 (sdbout_end_prologue): New.
2124 (sdbout_source_line): Update prototype.
2125 (sdbout_debug_hooks): Update.
2126 (sdbout_symbol): Remove unused var.
2127 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2129 * varasm.c: Include debug.h.
2130 (assemble_start_function): Use begin_function debug_hook.
2131 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2132 update with prototype.
2133 (xcoffout_source_line): Update prototype.
2134 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2136 (xcoffout_source_line): Update prototype.
2138 2001-07-17 Richard Henderson <rth@redhat.com>
2140 * c-typeck.c (build_binary_op): Do not shorten unsigned
2141 right shift after sign extension.
2143 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2145 * combine.c (combine_simplify_rtx): Attempt to simplify
2146 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2148 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2149 (simplify_binary_operation, simplify_unary_operation,
2150 simplify_relational_operation): Use it.
2152 * combine.c (combine_simplify_rtx): Don't do associative law
2153 on divisions; allow associative law on floats.
2155 2001-07-17 H.J. Lu <hjl@gnu.org>
2156 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2158 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2159 ASM_OUTPUT_WEAK_ALIAS are defined.
2160 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2161 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2163 * config/mips/iris5.h: ... here.
2164 (HANDLE_SYSV_PRAGMA): Defined as 1.
2165 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2166 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2169 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2171 * c-parse.in (all_prefix_attributes): New variable.
2172 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2173 (maybe_resetattrs): New production.
2174 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2175 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2176 notype_initdcl, nested_function, notype_nested_function,
2177 component_decl, components, components_notype,
2178 component_declarator, component_notype_declarator,
2179 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2180 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2181 after a comma being applied to more than one declarator.
2182 * doc/extend.texi (Attribute Syntax): Update. Remove
2183 documentation of bugs that are no longer present.
2185 2001-07-13 Eric Christopher <echristo@redhat.com>
2187 * config/mips/mips.h: Change TUNE_MIPS* options to use
2189 (EXTRA_SPECS): Add cc1_cpu_spec.
2190 * config/mips/mips.md (muldf3): Fix typo.
2192 2001-07-16 Richard Henderson <rth@redhat.com>
2194 * config/m68k/m68k.c: Include expr.h and reload.h.
2195 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2196 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2198 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2199 Richard Henderson <rth@redhat.com>
2201 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2202 (insn_live_p): Fix fall off end of function.
2203 (dead_libcall_p): Remove COUNTS argument; update callers.
2204 (delete_trivially_dead_insns): Remove unused variables.
2206 2001-07-17 Andreas Jaeger <aj@suse.de>
2208 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2211 * lcm.c (optimize_mode_switching): Avoid warning for unused
2212 variable if !NORMAL_MODE.
2214 * flow.c (try_crossjump_to_edge): Remove unused variable.
2216 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2218 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2219 atexit declaration in stdlib.h.
2221 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2223 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2225 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2227 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2228 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2229 do rebuild_jump_labels instead of jump_optimize
2230 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2231 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2232 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2234 * flow.c: Include timevar.h
2235 (find_basic_block): Push/pop timevar;
2236 (cleanup_cfg): Likewise.
2237 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2238 * Makefile: Add dependencies on timevar.h
2240 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2241 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2243 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2244 * toplev.c (rest_of_compilation): Update calls.
2245 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2246 (delete_trivially_dead_insns): ... here; accept new argument
2247 preserve_basic_blocks; preserve basic blocks if set.
2249 * reg-stack.c (stack_regs_mentioned): Return 0 if
2250 stack_regs_mentioned_data is not initialized.
2251 (reg_to_stack): Make stack_regs_mentioned survive after the
2252 reg-stack is completted; do not call cleanup_cfg.
2253 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2254 make cleanup_cfg after bb-reorder to output to debug file.
2256 2001-07-16 Richard Henderson <rth@redhat.com>
2258 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2259 from int_reg_class_contents.
2261 2001-07-16 Richard Henderson <rth@redhat.com>
2263 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2264 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2265 (init_reg_sets_1): Move initialization from cse_main.
2266 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2267 (cse_main): Move its initialization also.
2268 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2269 * flow.c (propagate_one_insn): Likewise.
2270 * gcse.c (compute_hash_table): Likewise.
2271 (compute_kill_rd, compute_store_table): Likewise.
2272 * sched-deps.c (sched_analyze_1): Likewise.
2274 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2276 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2279 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2281 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2282 in if statement so we don't access undefined memory.
2284 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2286 * gcse.c: Update comment at top.
2287 Update comment on mem handling.
2288 mem_last_set, mem_first_set, mem_set_in_block: gone.
2289 Declaration of reg_set_info: gone.
2290 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2291 pointless with load_killed_in_block_p (they are *more*
2292 conservative then it, not less, and less accurate).
2293 (oprs_not_set_p): Ditto.
2294 (alloc_gcse_mem): Don't allocate mem_set_in_block
2295 (free_gcse_mem): Don't free it, either.
2296 (record_last_mem_set_info): Update comment in front, remove
2297 mem_*set_* stuff. Note the reason we don't handle stores directly
2299 (compute_hash_table): Update comments to reflect reality. Remove
2300 mem_*set_* references.
2301 (reset_opr_set_tables): Remove mem_*set_* references.
2303 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2304 (mark_clobber): Ditto (on both parts, we double set here too).
2305 (expr_killed_p): Remove mem_set_in_block test.
2306 (compute_transp): Remove mem_set_in_block test.
2308 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2309 of edge, and removal of phi alternative to dump file.
2310 (ssa_ccp_substitute_constants): Add note about register now being
2311 constant, and which uses were replaced in what insns to dump file.
2313 2001-07-16 Andreas Jaeger <aj@suse.de>
2315 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2316 variables of type HOST_WIDEST_INT.
2318 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2319 (__bb_exit_func): Correct type of count_max to avoid overflow.
2320 (num_digits): Handle long long argument.
2322 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2324 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2326 * output.h (sdb_begin_function_line): Restore as an extern
2328 * sdbout.c (sdb_begin_function_line): Make extern.
2330 2001-07-15 Richard Henderson <rth@redhat.com>
2332 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2333 * genrecog.c (maybe_both_true_mode): New.
2334 (maybe_both_true_2): Use it.
2335 (write_switch): Don't put Pmode in a switch.
2336 * rtl.c (mode arrays): Don't explicitly size them.
2338 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2340 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2341 handling; move unconditional splitting before mode switching.
2343 * i386.md (type): Add fistp type.
2344 (i387, length_attr, scheduling definitions): Handle this type.
2345 (fix_trunc?f?i2): Revamp to use mode switching.
2346 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2347 * i386.h (fp_cw_mode): New enum
2348 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2349 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2351 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2353 * Makefile.in (integrate.o): Add debug.h.
2354 * integrate.c (debug.h): Add.
2355 (output_inline_function): Save, reset, and restore debug_hooks.
2357 2001-07-15 Richard Henderson <rth@redhat.com>
2359 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2360 instead of COMPARE for the EQUIV expression.
2362 2001-07-15 Richard Henderson <rth@redhat.com>
2364 * flow.c (redirect_edge_and_branch_force): Initialize
2365 global_live_at_start and global_live_at_end.
2366 (allocate_bb_life_data): Export.
2367 * basic-block.h (allocate_bb_life_data): Declare.
2368 * toplev.c (rest_of_compilation): Call it.
2370 2001-07-15 Richard Henderson <rth@redhat.com>
2372 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2373 (alpha_tablejump_best_label): New.
2374 * config/alpha/alpha-protos.h: Declare them.
2375 * config/alpha/alpha.md: Use braced strings for code blocks.
2376 (tablejump_osf): Break out add with r29.
2377 (tablejump_osf_internal): Remove.
2378 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2379 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2381 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2383 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2386 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2388 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2389 (ix86_fp_jump_nontrivial_p): New.
2390 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2391 use ix86_fp_jump_nontrivial_p.
2392 * i386.c (ix86_fp_jump_nontrivial_p): New.
2393 (ix86_split_fp_branch): Accept code instead of rtx.
2394 (ix86_expand_compare): Expand comparison early in case
2395 doing so is resonably cheap.
2397 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2399 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2401 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2402 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2404 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2406 * dbxout.c (dbxout_source_line): Make static, update prototype.
2407 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2408 (dbxout_init, dbxout_finish, dbxout_source_line,
2409 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2410 * dbxout.h (dbxout_source_line): Delete.
2411 * debug.c (debug_nothing_file, debug_nothing_file_int,
2412 debug_nothing_file_charstar_rtx): New.
2413 (do_nothing_debug_hooks): Update.
2414 (debug_nothing_void, debug_nothing_charstar_rtx,
2415 dwarf2out_end_epilogue): New.
2416 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2417 * debug.h (struct rtx_def): Declare.
2418 (gcc_debug_hooks): New hooks source_line, end_epilogue
2420 (debug_nothing_void, debug_nothing_charstar_rtx,
2421 dwarf2out_end_epilogue): New.
2422 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2423 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2424 (dwarf2_debug_hooks): Update.
2425 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2426 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2427 * dwarf2out.h (dwarf2out_source_line): Remove.
2428 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2429 Make static, update prototype.
2430 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2431 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2432 (dwarf_debug_hooks): Update.
2433 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2434 dwarfout_end_function): Remove.
2435 * final.c (profile_function): Use debug hooks for ending functions
2437 (output_source_line, final_end_function): Update prototype,
2439 (final_start_function, final_scan_insn): Update.
2440 * output.h (sdb_begin_function_line): Remove.
2441 (final_end_function): Update prototype.
2442 * sdbout.c (sdb_begin_function_line): Make static.
2443 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2444 (sdbout_source_line): New.
2445 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2447 (sdb_debug_hooks): Update.
2448 (sdbout_init, sdbout_source_line,
2449 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2450 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2451 * toplev.c (compile_file, rest_of_compilation): Update.
2452 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2453 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2454 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2455 Update for prototype changes.
2456 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2457 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2459 2001-07-15 Richard Henderson <rth@redhat.com>
2461 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2462 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2463 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2464 * config/alpha/alpha.c: Likewise.
2465 * config/alpha/alpha.md: Likewise.
2466 * config/alpha/alpha32.h: Likewise.
2467 * config/alpha/vms.h: Likewise.
2470 2001-07-14 Richard Henderson <rth@redhat.com>
2472 * config/alpha/alpha.md: Use define_constants for unspec values.
2473 Substitute throughout.
2475 2001-07-14 Tim Josling <tej@melbpc.org.au>
2477 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2479 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2481 * pa.md: Remove unused constraints from define_split's.
2483 2001-04-14 Richard Henderson <rth@redhat.com>
2485 * ifcvt.c (find_cond_trap): Test for exit block.
2487 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2489 Re-install recently reverted patch.
2490 * emit-rtl.c (try_split): Update mark_jump_label call.
2491 * flow.c (find_sub_basic_blocks): Likewise.
2492 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2494 (mark_all_labels): Kill second parameter.
2495 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2496 (rebuild_jump_labels, jump_optimize_minimal): Update call
2498 (jump_optimize_1): Kill crossjumping code.
2499 (mark_jump_label): Kill cross_jump parameter.
2500 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2501 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2502 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2504 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2506 (dump_file_info): Likewise.
2507 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2508 reorganize passes to do reg-stack first, bb-reorder second.
2509 * invoke.texi (-d letters doc): Remove the jump2 pass.
2511 2001-07-14 Richard Henderson <rth@redhat.com>
2513 * ifcvt.c (find_cond_trap): New.
2514 (find_if_header): Call it.
2515 (merge_if_block): Relax existing jump sanity check.
2516 * jump.c (jump_optimize_1): Remove conditional trap handling.
2518 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2520 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2522 (insn_refs_are_delayed): Correct comment.
2523 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2524 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2525 instead of r31. Make associated insn !TARGET_64BIT, and
2526 provide an additional 64-bit insn that clobbers r2.
2528 (udivsi3): Likewise.
2530 (umodsi3): Likewise.
2532 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2534 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2536 * flow.c (redirect_edge_and_branch_force, split_edge,
2537 try_crossjump_to_edge): Use set_block_for_new_insns.
2538 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2540 2001-07-13 H.J. Lu (hjl@gnu.org)
2542 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2545 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2547 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2549 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2551 * c-common.c (decl_attributes): Take a pointer to the node to
2552 which attributes are to be attached, and a flags argument.
2553 * c-common.h (enum attribute_flags): New.
2554 (decl_attributes): Update prototype.
2555 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2556 finish_enum, start_function): Update calls to decl_attributes.
2557 * c-parse.in (component_declarator, component_notype_declarator,
2558 label): Update calls to decl_attributes.
2560 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2562 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2563 * config/avr/avr.c (legitimate_address_p): Return value changed
2564 from letter to register classes. For better debugging.
2566 2001-07-13 Kazu Hirata <kazu@hxi.com>
2568 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2570 2001-07-13 H.J. Lu (hjl@gnu.org)
2572 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2574 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2576 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2577 correctly for shared configurations.
2578 * config/t-libgcc-pic: New.
2579 * config/{i386,m68k,sparc}/t-openbsd: New.
2580 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2581 Support -shared. Support debugging libraries with -g.
2582 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2583 frame information does not emit pointer diffs.
2584 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2587 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2589 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2591 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2593 * combine.c (try_combine): Ensure const_int pow2 is positive.
2595 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2597 * config.gcc: Add configuration for s/390.
2598 * config/s390/s390.c: New. Subroutines for code generation.
2599 * config/s390/s390.h: New. Definitions for s/390.
2600 * config/s390/s390-protos.h: New. Prototypes.
2601 * config/s390/linux.h: New. Definitions for linux for s/390.
2602 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2603 * config/s390/t-linux: New. Makefile fragment.
2604 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2605 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2607 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2609 * emit-rtl.c (try_split): Update mark_jump_label call.
2610 * flow.c (find_sub_basic_blocks): Likewise.
2611 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2613 (mark_all_labels): Kill second parameter.
2614 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2615 (rebuild_jump_labels, jump_optimize_minimal): Update call
2617 (jump_optimize_1): Kill crossjumping code.
2618 (mark_jump_label): Kill cross_jump parameter.
2619 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2620 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2621 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2623 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2625 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2626 reorganize passes to do reg-stack first, bb-reorder second.
2627 * invoke.texi (-d letters doc): Remove the jump2 pass.
2629 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2631 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2633 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2635 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2637 (verify_flow_info): Make diagnostics prettier.
2639 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2641 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2643 * flow.c (outgoing_edges_match): Return early if condition reversal
2646 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2648 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2649 (mips_move_2words): When splitting a move into two instructions,
2650 prefix the second address operand with '%D'.
2652 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2654 * Makefile.in (final.o): Depend on debug.h.
2655 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2656 (dbx_debug_hooks): Add new hooks.
2657 (xcoff_debug_hooks): New.
2658 * debug.c (debug_nothing_file_int_int): New.
2659 (do_nothing_debug_hooks): Update.
2660 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2661 (debug_nothing_file_int_int): New.
2662 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2663 static, update prototype.
2664 (dwarf2_debug_hooks): Update.
2665 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2666 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2667 static, update prototype.
2668 (dwarf_debug_hooks): Update.
2669 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2670 * final.c: Include debug.h.
2671 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2672 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2673 static, update prototype.
2674 (sdb_debug_hooks): Update.
2675 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2676 * toplev.c: Distinguish between xcoff and dbx.
2678 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2679 Call all debug hooks, not just dwarf ones.
2681 2001-07-11 Timothy Wall <twall@redhat.com>
2683 * config.gcc: Add configuration for AIX5/IA64.
2684 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2685 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2686 support prefix/suffix code.
2687 * config/ia64/t-aix: New. Makefile fragment.
2688 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
2690 2001-07-11 Kazu Hirata <kazu@hxi.com>
2692 * recog.c (validate_change): Fix a comment typo.
2694 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
2696 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
2697 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
2699 * dbxout.c (dbx_debug_hooks): Add new hooks.
2700 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
2702 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
2704 * dbxout.h (dbxout_start_new_source_file,
2705 dbxout_resume_previous_source_file): Delete.
2706 * debug.c (do_nothing_debug_hooks): Add new hooks.
2707 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2708 (debug_nothing_int_charstar, debug_nothing_int): New.
2709 * debug.h (gcc_debug_hooks): New hooks define, undef,
2710 start_source_file and end_source_file.
2711 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2712 (debug_nothing_int_charstar, debug_nothing_int): New.
2713 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
2714 the conditionally compiled section.
2715 (dwarf2out_start_source_file, dwarf2out_end_source_file,
2716 dwarf2out_define, dwarf2out_undef): Make static.
2717 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
2718 dwarf2out_define, dwarf2out_undef): Remove.
2719 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
2720 (dwarfout_start_source_file, dwarfout_end_source_file,
2721 dwarfout_define, dwarfout_undef): Make static.
2722 (dwarfout_start_source_file_check,
2723 dwarfout_end_source_file_check): New.
2724 (dwarfout_define, dwarfout_finish): Update.
2725 * dwarfout.h (dwarfout_start_new_source_file,
2726 dwarfout_resume_previous_source_file, dwarfout_define,
2727 dwarfout_undef): Remove.
2728 * sdbout.c (sdb_debug_hooks): Add new hooks.
2729 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
2731 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
2732 make static, take an arg.
2733 * sdbout.h (sdbout_start_new_source_file,
2734 sdbout_resume_previous_source_file): Delete.
2735 * toplev.c (debug_start_source_file, debug_end_source_file,
2736 debug_define, debug_undef): Delete.
2737 * toplev.h (debug_start_source_file, debug_end_source_file,
2738 debug_define, debug_undef): Delete.
2740 * java/jcf-parse.c: Include debug.h.
2741 (parse_class_file): Update to use debug hooks directly.
2742 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
2744 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2746 * alias.c (set_mem_alias_set): New function.
2747 * rtl.h (set_mem_alias_set): Declare it.
2748 * builtins.c (expand_builtin_return_addr): Call it instead of
2749 using MEM_ALIAS_SET accessor.
2750 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
2751 (get_memory_rtx, expand_builtin_va_arg): Likewise.
2752 (expand_builtin_va_copy):Likewise.
2753 * caller-save.c (setup_save_areas): Likewise.
2754 * calls.c (compute_argument_addresses): Likewise.
2755 * explow.c (set_mem_attributes): Likewise.
2756 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
2757 (expand_assignment, store_constructor_field, store_field): Likewise.
2758 (expand_expr_unaligned): Likewise.
2759 * function.c (assign_stack_temp_for_type): Likewise.
2760 (put_reg_into_stack, gen_mem_addressof): Likewise.
2761 * ifcvt.c (noce_try_cmove_arith): Likewise.
2762 * reload1.c (reload, alter_reg): Likewise.
2763 * config/alpha/alpha.c (get_aligned_mem): Likewise.
2764 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
2765 (alpha_expand_unaligned_store): Likewise
2766 (alpha_expand_unaligned_load_words): Likewise.
2767 (alpha_expand_unaligned_store_words): Likewise.
2768 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
2769 (alpha_expand_epilogue): Likewise.
2770 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
2771 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
2772 * config/i386/i386.c (legitimize_pic_address): Likewise.
2773 * config/i960/i960.c (setup_incoming_varargs): Likewise.
2774 * config/ia64/ia64.c (spill_restore_mem): Likewise.
2775 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
2776 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
2777 * config/mips/mips.c (mips_va_arg): Likewise.
2778 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2779 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2780 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2781 (setup_incoming_varargs, rs6000_va_arg): Likewise.
2782 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
2783 (rs6000_emit_epilogue): Likewise.
2784 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
2785 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2786 * config/v850/v850.c (v850_va_arg): Likewise.
2788 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2790 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
2791 when fallthru edge is present.
2792 (mege_blocks): Handle case where creation of jump insn
2795 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
2796 CLEANUP_POST_REGSTACK): New constants.
2797 * except.c (finish_eh_generation): Update call of cleanup_cfg,
2798 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
2799 * output.h (cleanup_cfg): Update prototype.
2800 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
2801 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
2802 cleanup_cfg call; kill missleading comment.
2803 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
2804 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
2805 parameter; control optimizations performed using it.
2806 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2807 try_crossjump_bb): New functions.
2809 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2811 * pa.c (pa_output_function_prologue): Delete prototype. Make function
2813 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
2814 pa_output_function_prologue.
2815 * pa-protos.h (pa_output_function_prologue): New prototype.
2817 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2819 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
2820 and low to get correct sign extension in low+high test.
2822 2001-07-11 Janis Johnson <janis@us.ibm.com>
2824 * gcov.c (arcdata): Use gcov_type to fix branch percentage
2825 for large hit count.
2827 * profile.c (branch_prob): Fix .bbg info for computed gotos
2830 2001-07-11 Mark Mitchell <mark@codesourcery.com>
2832 * stmt.c (parse_output_constraint): New function, split out
2834 (expand_asm_operands): ... here. Use parse_output_constraint.
2835 * tree.h (parse_output_constraint): Declare it.
2837 2001-07-11 Richard Henderson <rth@redhat.com>
2839 * bitmap.c: Comment some functions; fiddle whitespace.
2840 (bitmap_free): Don't export.
2841 (bitmap_element_allocate): Use memset.
2842 * bitmap.h (bitmap_free): Don't declare.
2844 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
2846 * gcse.c, lcm.c, sched-deps.c:
2847 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
2849 * flow.c (flow_loops_find): Free dom if we found no loops, since
2850 we aren't going to save it.
2852 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
2855 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
2857 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
2859 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2861 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
2862 #ifndef DWARF2_DEBUGGING_INFO.
2864 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2866 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
2868 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2870 * config/mips/mips.c (gen_int_relational): Tell the caller not to
2871 reverse a branch if a NE comparison is implemented with GTU.
2873 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2874 H.J. Lu <hjl@gnu.org>
2876 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
2878 (call_internal2): Likewise.
2879 (call_value_internal1): Likewise.
2880 (call_value_internal2): Likewise.
2881 (call_value_multiple_internal1): Likewise.
2882 (call_value_multiple_internal2): Likewise.
2884 2001-07-10 Kazu Hirata <kazu@hxi.com>
2886 * calls.c (emit_library_call_value_1): Fix a comment typo.
2887 * dwarf2out.c (mem_loc_descriptor): Likewise.
2888 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
2890 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
2892 * simplify-rtx.c (simplify_subreg): Fix typo in comment
2894 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2896 * recog.c (offsettable_address_p): Handle LO_SUM case.
2897 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
2898 instead of plus_constant.
2900 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2902 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
2903 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
2905 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2907 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
2908 adjust_address_nv instead of plus_constant.
2910 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
2912 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
2913 dwarf2out.o): Depend on debug.h, wrap long lines.
2914 * dbxout.c: Include debug.h.
2915 (dbx_debug_hooks): New.
2916 (dbxout_init): Make static, take just 2 args.
2917 (dbxout_finish): Make static.
2918 * dbxout.h (dbxout_init, dbxout_finish): Delete.
2919 * debug.c: New file.
2920 * debug.h: New file.
2921 * dwarf2out.c: Include debug.h.
2922 (dwarf2_debug_hooks): New.
2923 (dwarf2out_init): Make static.
2924 (dwarf2out_finish): Make static, take 2 args.
2925 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
2926 * dwarfout.c: Include debug.h.
2927 (dwarf_debug_hooks): New.
2928 (dwarfout_init): Make static.
2929 (dwarfout_finish): Make static, take 2 args.
2930 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
2931 * sdbout.c: Include debug.h.
2932 (sdb_debug_hooks): New.
2933 (sdbout_init): Make static, take 2 args.
2934 * sdbout.h (sdbout_init): Delete.
2935 * toplev.c: Include debug.h.
2937 (compile_file): Set deubg_hooks based on command line options.
2938 Use the hooks unconditionally rather than conditional compilation.
2940 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
2942 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
2943 first_insn_after_basic_block_note instead.
2945 * df.c (df_bb_refs_unlink): #if 0 out for now.
2947 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
2949 * ssa.h: Add prototype for ssa_const_prop
2950 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
2951 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
2952 (ssa_fast_dce): Remove unused variable
2954 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2956 * diagnostic.c (finish_diagnostic): Rename to
2957 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
2960 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
2962 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
2965 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
2966 (dump_file): Only pad the demangled name with spaces if the
2967 mangled name was padded with spaces.
2969 2001-07-10 Bernd Schmidt <bernds@redhat.com>
2971 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
2974 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2976 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
2977 extraction if no direct load if either EXPAND_CONST_ADDRESS or
2980 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
2981 whether can put offset inside LO_SUM to check mode alignment, not size.
2983 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2985 * doc/tm.texi (Misc): Fix thinko.
2987 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
2989 * regmove.c (replace_in_call_usage): Fix warnings.
2990 * sched-deps.c (add_dependence): Fix warnings.
2991 * simplify-rtx.c (simplify_subreg): Likewise.
2992 Return NULL_RTX instead of NULL.
2994 * reg-stack.c (emit_swap_insn): Eliminate warnings.
2995 (subst_asm_stack_regs): Likewise.
2997 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3000 * dwarf2out.c (output_call_frame_info): Declare i as int.
3001 (build_abbrev_table): Declare n_alloc as int.
3002 (dwarf2out_finish): Initialize die.
3003 * except.c: Declare sjlj_funcdef_number as unsigned.
3004 (connect_post_landing_pads): Declare j as unsigned.
3005 (convert_to_eh_region_ranges): Initialize call_site.
3006 (output_function_exception_table): Initialize tt_format_size.
3007 * expr.c (move_by_pieces_1): Initialize to1.
3008 (store_constructor): Initialize minelt and maxelt.
3009 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3010 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3012 * c-decl.c (combine_parm_decls): Unused, remove.
3013 * c-tree.h: Remove prototype for combine_parm_decls.
3015 * reload.c (push_reload): Fix warning.
3016 (regno_clobbered_p): Likewise.
3017 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3018 (reload_combine): Likewise.
3020 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3021 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3023 * bitmap.c (bitmap_operation): Change user.
3024 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3026 2001-07-10 Eric Christopher <echristo@redhat.com>
3028 * config/mips/mips.c (override_options): Fix typo.
3030 2001-07-09 Stan Shebs <shebs@apple.com>
3032 * target.h (struct gcc_target): New fields init_builtins and
3034 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3035 (TARGET_EXPAND_BUILTIN): New macro.
3036 (TARGET_INITIALIZER): Add them.
3037 * builtins.c: Include target.h.
3038 (expand_builtin): Use targetm.expand_builtin.
3039 (default_init_builtins): New function.
3040 (default_expand_builtin): New function.
3041 * expr.h (default_init_builtins): Declare.
3042 (default_expand_builtin): Declare.
3043 * c-common.c (c_common_nodes_and_builtins): Use
3044 targetm.init_builtins.
3045 * defaults.h (MD_INIT_BUILTINS): Remove.
3046 * Makefile.in (builtins.o): Depend on target.h.
3048 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3049 (TARGET_EXPAND_BUILTIN): Define.
3050 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3051 (MD_EXPAND_BUILTIN): Remove.
3053 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3054 (TARGET_EXPAND_BUILTIN): Define.
3055 (c4x_init_builtins): Make endlink arg a local.
3056 (c4x_print_operand): Fix typos in adjust_address usages.
3057 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3058 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3059 (MD_EXPAND_BUILTIN): Remove.
3061 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3062 (TARGET_EXPAND_BUILTIN): Define.
3063 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3064 (ix86_init_builtins): Call new function only if TARGET_MMX.
3065 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3066 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3067 (MD_EXPAND_BUILTIN): Remove.
3069 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3070 (TARGET_EXPAND_BUILTIN): Define.
3071 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3072 (MD_EXPAND_BUILTIN): Remove.
3074 * doc/tm.texi: Document these changes.
3076 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3078 * basic-block.h (tree_node): Forward declare if needed.
3079 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3080 (BLOCK_HEAD_TREE): Define.
3081 (BLOCK_END_TREE): Define.
3082 (struct loops): Rename field 'tree' to 'tree_root'.
3083 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3085 (flow_loops_tree_build): Rename reference to field 'tree' to
3087 (flow_loops_level_compute): Ditto.
3088 * predict.c (estimate_bb_frequencies): Ditto.
3089 * tree.h (struct tree_common): Add field 'aux'.
3091 2001-07-09 Stan Shebs <shebs@apple.com>
3093 * config/darwin.c (darwin_encode_section_info): Don't mark any
3094 DECL_EXTERNAL node as defined.
3096 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3098 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3099 pa_free_machine_status, hppa_init_pic_save): Delete.
3100 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3101 (hppa_profile_hook): Use hppa_pic_save_rtx.
3102 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3103 hppa_init_pic_save): Delete.
3104 (hppa_pic_save_rtx): Declare.
3105 * pa.md (call, call_value, sibcall, sibcall_value,
3106 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3108 2001-07-09 Kazu Hirata <kazu@hxi.com>
3110 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3111 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3113 2001-07-09 Andreas Jaeger <aj@suse.de>
3115 * output.h: Add declaration of final_forward_branch_p.
3117 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3119 * varray.c: Include errors.h for internal_error and trim_filename
3122 * Makefile.in (varray.o): Add errors.h.
3124 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3126 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3127 * optabs.c (have_add2_insn): Check whether the add insn chosen
3128 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3129 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3131 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3133 * Makefile.in (OBJS): Add ssa-ccp.o
3134 (ssa-ccp.o): Add dependencies.
3135 * toplev.c (DFI_ssa_ccp): New dump file enum.
3136 (dump_file): Add entry for dumping after SSA CCP.
3137 (flag_ssa_ccp): New flag variable.
3138 (f_options): Add -fssa-ccp.
3139 (rest_of_compilation): Run SSA CCP if requested.
3140 * timevar.def (TV_SSA_CCP): New timevar.
3141 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3142 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3143 Fix minor typo in SSA DCE documentation.
3144 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3145 Add documentation for new dump option. Renumber dump files
3148 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3150 * emit-rtl.c (gen_highpart_mode): New.
3151 * rtl.h (gen_highpart_mode): Declare.
3152 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3153 operand can be VOIDmode constant.
3155 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3157 * flow.c (redirect_edge_and_branch_force): New.
3158 (can_fallthru): Ensure that basic blocks are succeeding.
3159 (try_optimize_cfg): Do not delete basic block if it is the last one.
3161 * flow.c (try_redirect_by_replacing_jump): Do not remove
3162 jumps with side effects, unlink chain on fallthru edge;
3163 set block for new jump instruction; avoid basic block to
3164 over by line number note.
3166 * flow.c (try_simplify_condjump): Verify that the condjump
3167 is not always falling trought.
3170 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3172 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3173 (try_redirect_by_replacing_jump): Update properly the count
3174 and frequency information.
3176 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3178 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3179 address that is a LO_SUM specially.
3180 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3182 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3184 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3185 (operand_subword): Use them.
3186 (change_address_1): Renamed from change_address; new arg VALIDATE.
3187 * expr.h: Reflect above changes; change_address now macro.
3188 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3190 * cselib.c (add_mem_for_addr): Likewise.
3191 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3192 * regmove.c (try_apply_stack_adjustment): Likewise.
3193 * reload.c (push_reload, make_memloc): Likewise.
3194 * reload1.c (eliminate_regs): Likewise.
3195 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3196 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3198 * combine.c (make_extraction, simplify_shift_const): Likewise.
3199 (gen_lowpart_for_combine): Likewise.
3200 * cse.c (gen_lowpart_if_possible): Likewise.
3201 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3202 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3203 * optabs.c (gen_move_insn): Likewise.
3204 * reload1.c (alter_reg): Likewise.
3205 * simplify-rtx.c (simplify_subreg): Likewise.
3206 * stmt.c (expand_anon_union_decl): Likewise.
3207 * recog.c (validate_replace_rtx_1): Likewise.
3209 * Makefile.in (recog.o): Add $(EXPR_H).
3210 * explow.c (stabilize): Call replace_equiv_address.
3211 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3212 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3214 2001-07-03 Andrew Haley <aph@redhat.com>
3216 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3217 the mode of the memory location.
3219 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3221 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3223 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3225 * final.c (output_addr_const): Use target opening and
3226 closing parentheses.
3227 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3228 defaults, add to TARGET_ASM_OUT.
3229 * target.h (struct gcc_target): Add open_paren and close_paren.
3230 * doc/md.texi: Update.
3231 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3232 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3233 TARGET_ASM_CLOSE_PAREN.
3234 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3236 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3238 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3239 * config/a29k/a29k.h: Similarly.
3240 * config/alpha/alpha.h: Similarly.
3241 * config/arc/arc.h: Similarly.
3242 * config/arm/aof.h: Similarly.
3243 * config/arm/aout.h: Similarly.
3244 * config/avr/avr.h: Similarly.
3245 * config/c4x/c4x.h: Similarly.
3246 * config/clipper/clipper.h: Similarly.
3247 * config/convex/convex.h: Similarly.
3248 * config/d30v/d30v.h: Similarly.
3249 * config/dsp16xx/dsp16xx.h: Similarly.
3250 * config/elxsi/elxsi.h: Similarly.
3251 * config/fr30/fr30.h: Similarly.
3252 * config/h8300/h8300.h: Similarly.
3253 * config/i370/i370.h: Similarly.
3254 * config/i386/i386.h: Similarly.
3255 * config/i860/i860.h: Similarly.
3256 * config/i960/i960.h: Similarly.
3257 * config/ia64/ia64.h: Similarly.
3258 * config/m32r/m32r.h: Similarly.
3259 * config/m68hc11/m68hc11.h: Similarly.
3260 * config/m68k/m68k.h: Similarly.
3261 * config/m88k/m88k.h: Similarly.
3262 * config/mcore/mcore.h: Similarly.
3263 * config/mips/mips.h: Similarly.
3264 * config/mn10200/mn10200.h: Similarly.
3265 * config/mn10300/mn10300.h: Similarly.
3266 * config/ns32k/ns32k.h: Similarly.
3267 * config/pa/pa.h: Similarly.
3268 * config/pdp11/pdp11.h: Similarly.
3269 * config/pj/pj.h: Similarly.
3270 * config/romp/romp.h: Similarly.
3271 * config/rs6000/rs6000.h: Similarly.
3272 * config/sh/sh.h: Similarly.
3273 * config/sparc/sparc.h: Similarly.
3274 * config/v850/v850.h: Similarly.
3275 * config/vax/vax.h: Similarly.
3276 * config/we32k/we32k.h: Similarly.
3278 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3280 * doc/c-tree.texi: Document representation of attributes.
3282 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3284 * doc/tm.texi: Update some places for the rename of target to
3287 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3289 * target.h (struct gcc_target): Add insert_attributes.
3290 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3291 (TARGET_INITIALIZER): Update.
3292 * tree.c, tree.h (default_insert_attributes): New function.
3293 Update comments on other default functions to refer to targetm,
3295 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3296 TARGET_INSERT_ATTRIBUTES.
3297 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3298 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3299 Don't use PRAGMA_INSERT_ATTRIBUTES.
3300 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3301 * c-decl.c (start_decl, start_function): Don't call
3302 SET_DEFAULT_DECL_ATTRIBUTES.
3303 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3304 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3306 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3307 (c4x_check_attribute): Avoid modifying attribute list itself.
3308 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3310 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3311 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3313 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3314 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3316 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3317 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3319 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3320 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3321 Adjust parameters. Make static.
3323 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3325 * c-common.c (decl_attributes): Only take a single attributes
3327 * c-common.h (decl_attributes): Update prototype.
3328 * c-decl.c (start_decl, start_function): Only take a single
3329 attributes parameter. Update calls to decl_attributes.
3330 (finish_struct, finish_enum): Update calls to decl_attributes.
3331 (push_parm_decl): Expect unified list of attributes. Update call
3333 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3334 notype_nested_function, component_declarator,
3335 component_notype_declarator, label): Update calls to
3337 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3338 lists that are passed to push_parm_decl.
3339 * c-tree.h (start_function, start_decl): Update prototypes.
3340 * config/sh/sh-protos.h, config/sh/sh.c
3341 (sh_pragma_insert_attributes): Only take a single attributes
3343 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3344 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3345 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3346 build_module_descriptor, generate_static_references,
3347 generate_strings, build_selector_translation_table,
3348 generate_descriptor_table, generate_protocols,
3349 generate_ivars_list, generate_dispatch_table,
3350 generate_protocol_list, generate_category,
3351 generate_shared_structures, really_start_method, add_objc_decls,
3352 generate_classref_translation_entry): Update calls to start_decl
3354 (build_tmp_function_decl, start_method_def): Unify attribute lists
3355 that are passed to push_parm_decl.
3357 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3359 * final.c (no_asm_to_stream): New.
3360 (final_scan_insn): Use target structures for prologue ends
3361 and epilogue starts.
3362 * output.h (no_asm_to_stream): New.
3363 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3364 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3365 (TARGET_ASM_OUT): Update.
3366 * target.h (struct gcc_target): New members function_end_prologue
3367 and function_begin_epilogue.
3368 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3369 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3370 * config/alpha/alpha.c (output_end_prologue): Rename to
3371 alpha_output_function_end_prologue. Use in target struct
3373 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3374 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3375 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3376 ia64_output_function_end_prologue. Use in target struct
3378 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3379 mistyped prototypes.
3380 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3381 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3383 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3384 an use in target struct, make static.
3385 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3388 2001-07-08 Richard Henderson <rth@redhat.com>
3390 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3392 2001-07-08 Richard Henderson <rth@redhat.com>
3394 * config/i386/i386.md: Remove constraints strings from define_split
3395 and define_peephole2 patterns.
3396 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3397 (eh_return): Use them.
3399 2001-07-08 Richard Henderson <rth@redhat.com>
3401 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3402 Document MD_FALLBACK_FRAME_STATE_FOR.
3404 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3406 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3407 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3409 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3411 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3413 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3414 of the label inside NAME as opposed to just the end of NAME.
3416 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3418 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3419 * config/alpha/alpha.c (alpha_init_machine_status,
3420 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3421 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3422 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3423 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3425 2001-07-06 Stan Shebs <shebs@apple.com>
3427 * target.h (targetm): Rename global from "target", so as not to
3428 conflict with local variables.
3430 * c-typeck.c: Ditto.
3434 * cp/decl2.c: Ditto.
3435 * cp/typeck.c: Ditto.
3436 * 1750a/1750a.c: Ditto.
3437 * a29k/a29k.c: Ditto.
3441 * clipper/clipper.c: Ditto.
3442 * convex/convex.c: Ditto.
3443 * d30v/d30v.c: Ditto.
3444 * dsp16xx/dsp16xx.c: Ditto.
3445 * elxsi/elxsi.c: Ditto.
3446 * fr30/fr30.c: Ditto.
3447 * h8300/h8300.c: Ditto.
3448 * i370/i370.c: Ditto.
3449 * i386/i386.c: Ditto.
3450 * i860/i860.c: Ditto.
3451 * i960/i960.c: Ditto.
3452 * ia64/ia64.c: Ditto.
3453 * m32r/m32r.c: Ditto.
3454 * m68hc11/m68hc11.c: Ditto.
3455 * m68k/m68k.c: Ditto.
3456 * m88k/m88k.c: Ditto.
3457 * mips/mips.c: Ditto.
3458 * ns32k/ns32k.c: Ditto.
3460 * pdp11/pdp11.c: Ditto.
3461 * romp/romp.c: Ditto.
3462 * rs6000/rs6000.c: Ditto.
3464 * sparc/sparc.c: Ditto.
3466 * we32k/we32k.c: Ditto.
3467 * doc/tm.texi: Update the manual to match.
3469 2001-07-06 Richard Henderson <rth@redhat.com>
3471 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3472 DWARF2_UNWIND_INFO not just whether it is defined.
3474 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3476 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3477 call to simplify_binary_operation returns a new pattern.
3479 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3481 * glimits.h (__SHRT_MAX__): New.
3482 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3483 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3485 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3487 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3490 2001-07-06 Richard Henderson <rth@redhat.com>
3492 * bitmap.c (bitmap_release_memory): Move adjacent to the
3493 allocation functions.
3494 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3495 the implementation. Binary search for the set bit.
3496 (bitmap_union_of_diff): Allocate the temporary on the stack
3497 instead of using xmalloc.
3499 2001-07-06 Richard Henderson <rth@redhat.com>
3501 * genrecog.c (validate_pattern): Warn for constraints in
3502 define_{expand,split,peephole2}. Remove strict_low_part
3503 before looking up match_dup.
3505 2001-07-06 DJ Delorie <dj@redhat.com>
3507 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3508 chapter about various build hints and history. Add section
3509 talking about the various types of native and cross builds.
3511 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3513 * Makefile.in (final.o): Depend on target.h.
3514 * final.c: Include target.h.
3515 (default_function_pro_epilogue): New.
3516 (final_start_function): Use target structure for function prologues.
3517 (final_end_function): Use target structure for function epilogues.
3518 * fold-const.c (real_hex_to_f): Constify s and p.
3519 * output.h (default_function_pro_epilogue): New.
3520 * real.h (real_hex_to_f): Update prototype.
3521 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3522 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3523 (TARGET_INITIALIZER): Update.
3524 * target.h (gcc_target): Add struct asm_out.
3525 * doc/tm.texi: Update.
3528 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3529 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3530 in cpu/cpu.c, or rename old functions consistently. Take
3531 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3532 redundant macros and prototypes. Make new functions static.
3534 * 1750a/1750a.c: Similarly.
3535 * 1750a/1750a.h: Similarly.
3536 * a29k/a29k-protos.h: Similarly.
3537 * a29k/a29k.c: Similarly.
3538 * a29k/a29k.h: Similarly.
3539 * arc/arc-protos.h: Similarly.
3540 * arc/arc.c: Similarly.
3541 * arc/arc.h: Similarly.
3542 * arm/arm-protos.h: Similarly.
3543 * arm/arm.c: Similarly.
3544 * arm/arm.h: Similarly.
3545 * avr/avr-protos.h: Similarly.
3546 * avr/avr.c: Similarly.
3547 * avr/avr.h: Similarly.
3548 * clipper/clipper-protos.h: Similarly.
3549 * clipper/clipper.c: Similarly.
3550 * clipper/clipper.h: Similarly.
3551 * convex/convex.c: Similarly.
3552 * convex/convex.h: Similarly.
3553 * d30v/d30v-protos.h: Similarly.
3554 * d30v/d30v.c: Similarly.
3555 * d30v/d30v.h: Similarly.
3556 * d30v/d30v.md: Similarly.
3557 * dsp16xx/dsp16xx-protos.h: Similarly.
3558 * dsp16xx/dsp16xx.c: Similarly.
3559 * dsp16xx/dsp16xx.h: Similarly.
3560 * elxsi/elxsi.c: Similarly.
3561 * elxsi/elxsi.h: Similarly.
3562 * fr30/fr30.c: Similarly.
3563 * fr30/fr30.md: Similarly.
3564 * h8300/h8300-protos.h: Similarly.
3565 * h8300/h8300.c: Similarly.
3566 * h8300/h8300.h: Similarly.
3567 * i370/i370-protos.h: Similarly.
3568 * i370/i370.c: Similarly.
3569 * i370/i370.h: Similarly.
3570 * i386/i386.c: Similarly.
3571 * i386/osf1elf.h: Similarly.
3572 * i386/osfrose.h: Similarly.
3573 * i860/i860-protos.h: Similarly.
3574 * i860/i860.c: Similarly.
3575 * i860/i860.h: Similarly.
3576 * i960/i960-protos.h: Similarly.
3577 * i960/i960.c: Similarly.
3578 * i960/i960.h: Similarly.
3579 * ia64/ia64-protos.h: Similarly.
3580 * ia64/ia64.c: Similarly.
3581 * ia64/ia64.h: Similarly.
3582 * m32r/m32r-protos.h: Similarly.
3583 * m32r/m32r.c: Similarly.
3584 * m32r/m32r.h: Similarly.
3585 * m68hc11/m68hc11-protos.h: Similarly.
3586 * m68hc11/m68hc11.c: Similarly.
3587 * m68hc11/m68hc11.h: Similarly.
3588 * m68k/crds.h: Similarly.
3589 * m68k/dpx2.h: Similarly.
3590 * m68k/m68k-protos.h: Similarly.
3591 * m68k/m68k.c: Similarly.
3592 * m68k/m68k.h: Similarly.
3593 * m68k/news.h: Similarly.
3594 * m88k/m88k-protos.h: Similarly.
3595 * m88k/m88k.c: Similarly.
3596 * m88k/m88k.h: Similarly.
3597 * mips/mips-protos.h: Similarly.
3598 * mips/mips.c: Similarly.
3599 * mips/mips.h: Similarly.
3600 * ns32k/merlin.h: Similarly.
3601 * ns32k/ns32k.c: Similarly.
3602 * ns32k/ns32k.h: Similarly.
3603 * ns32k/tek6000.h: Similarly.
3604 * pa/pa-protos.h: Similarly.
3605 * pa/pa.c: Similarly.
3606 * pa/pa.h: Similarly.
3607 * pdp11/2bsd.h: Similarly.
3608 * pdp11/pdp11-protos.h: Similarly.
3609 * pdp11/pdp11.c: Similarly.
3610 * pdp11/pdp11.h: Similarly.
3611 * romp/romp-protos.h: Similarly.
3612 * romp/romp.c: Similarly.
3613 * romp/romp.h: Similarly.
3614 * rs6000/rs6000-protos.h: Similarly.
3615 * rs6000/rs6000.c: Similarly.
3616 * rs6000/rs6000.h: Similarly.
3617 * rs6000/sysv4.h: Similarly.
3618 * sh/sh-protos.h: Similarly.
3619 * sh/sh.c: Similarly.
3620 * sh/sh.h: Similarly.
3621 * sparc/sparc-protos.h: Similarly.
3622 * sparc/sparc.c: Similarly.
3623 * sparc/sparc.h: Similarly.
3624 * vax/vax.c: Similarly.
3625 * vax/vax.h: Similarly.
3626 * vax/vms.h: Similarly.
3627 * we32k/we32k.c: Similarly.
3628 * we32k/we32k.h: Similarly.
3630 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3632 * basic-block.h (first_insn_after_basic_block_note): Declare.
3633 * flow.c (first_insn_after_basic_block_note): Define. Moved
3635 * ssa.c (first_insn_after_basic_block_note): Remove.
3636 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3638 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3639 nodes when we find a dead conditional branch. Insert BARRIERs
3640 after any blocks with no successors, but which do not have
3643 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3645 * varray.c (varray_check_failed): Use internal_error.
3647 2001-07-05 Andrew Haley <aph@redhat.com>
3649 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3650 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3651 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3653 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3655 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3656 reference if the target constant is also a SYMBOL_REF.
3658 2001-07-05 Eric Christopher <echristo@redhat.com>
3660 * config/mips/mips.h (MASK_MIPS3900): Remove.
3661 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3662 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3663 (TARGET_MIPS3900): Change to use mips_arch.
3664 (TARGET_MIPS4000): New.
3665 (TARGET_MIPS4100): New.
3666 (TARGET_MIPS4300): New.
3667 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3668 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3670 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3671 (ISA_HAS_BRANCHLIKELY): To here.
3672 (CC1_CPU_SPEC): New.
3673 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3674 (mips_arch_string): Declare.
3675 (mips_arch): Declare.
3676 (TARGET_OPTIONS): Add -march and -mtune.
3678 * config/mips/mips.c (mips_arch_string): New.
3680 (override_options): Handle -march for codegen and -mtune
3681 for scheduling. Use mips_arch. Move tx39 target default here.
3682 (mips_parse_cpu): Move error message to override_options.
3684 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3686 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3688 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
3689 (MIPS Options): Ditto. Change mcpu entry to historical text.
3691 2001-07-05 H.J. Lu (hjl@gnu.org)
3693 * config/mips/mips.c (mips_parse_cpu): New function to parse
3696 2001-07-05 Jim Wilson <wilson@redhat.com>
3698 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
3699 * config/ia64/t-ia64: Likewise.
3700 (LIB1ASMFUNCS): Update comment.
3702 2001-07-05 David Edelsohn <edelsohn@gnu.org>
3704 * doc/install.texi (Install GCC: Binaries): Fix typo.
3706 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3708 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
3709 reference using the stack pointer, adjust it since we push Y
3711 ("*ashrsi3"): Likewise.
3712 ("*lshrsi3"): Likewise.
3714 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3716 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
3717 when -fomit-frame-pointer is used.
3719 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
3721 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
3722 (try_redirect_by_replacing_jump): Reverse updating properly the
3723 count and frequency information. Reverse removing cc0 setter.
3724 (forwarder_block_p): Reverse fixing for fallthru blocks.
3726 2001-07-05 DJ Delorie <dj@redhat.com>
3728 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
3729 (translate_options): If the above is defined, use it to map
3730 given options to new options.
3731 * doc/tm.texi: Document it.
3733 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
3734 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3736 * doc/invoke.texi (Optimize Options): Document that -fgcse may
3737 cause programs using computed gotos to run more slowly.
3739 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3741 * doc/install.texi (Specific): Markup, spelling and typo fixes.
3743 Consistently require binutils 2.11.2, not prereleases.
3744 (Specific, decstation-*): Canonicalize as mips-dec-*.
3745 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
3747 (Specific, m68k-altos): Removed reference to README.altos, deleted.
3748 (Specific, mips-*): Reword MIPS C compiler requirements.
3749 (Specific, powerpc*-*-*): New, mention --with-cpu once.
3750 (Specific, sunv5): Removed, obsolete.
3752 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
3754 * dwarf2out.c (output_loc_list): Use an all ones mask for
3755 .text asm output and don't rely on long long
3756 literals. Reformat some long lines.
3758 2001-07-05 Andreas Jaeger <aj@suse.de>
3760 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
3763 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3765 * dwarf2out.c (dwarf2out_define): Update comment.
3766 (dwarf2out_undef): Ditto.
3767 (dwarf2out_start_source_file): Ditto.
3768 (dwarf2out_end_source_file): Ditto.
3769 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
3770 since we never call the start/end debug hook for the primary file.
3772 2001-07-04 Kazu Hirata <kazu@hxi.com>
3774 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
3777 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3779 * cppinit.c (remove_dup_dirs): Inform if a system include
3780 directory is being reordered.
3781 * doc/invoke.texi (Directory Options): GCC warns if you hide a
3783 * doc/cpp.texi (Search Paths): Likewise.
3784 * doc/gcc.texi (Interoperation): Remove information about
3787 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3789 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
3790 (VARRAY_TOP_CHAR_PTR): Likewise.
3792 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3794 * gcc.c (process_command): Don't assign elements of a const char*.
3796 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3798 * emit-rtl.c (change_address): Don't abort if invalid address while
3799 reload is in progress.
3801 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3803 * c-lex.c (cb_file_change): Pass line number to
3804 debug_start_source_file.
3805 (cb_undefine): Pass correct line number to debug_undef.
3807 * toplev.c (debug_start_source_file): Add line number to
3808 parameters. Pass it along to dwarf2out_start_source_file.
3809 (decode_g_option): Stop resetting debug level back to normal when
3810 we change debug formats, unless the current level is
3811 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
3814 * toplev.h (debug_start_source_file): Add line number to
3817 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
3820 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
3822 Output debug_macinfo data for starting file if requested.
3823 (dwarf2out_end_source_file): Output debug_macinfo data for ending
3825 (dwarf2out_define): Output debug_macinfo data for defining a macro
3827 (dwarf2out_undef): Output debug_macinfo data for undefining a
3829 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
3830 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
3831 (macinfo_section_label): New. DWARF2 macro info section label.
3832 (dwarf2out_init): If we want macro info, output the start label
3834 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
3835 attribute to the compilation unit die pointing to the macro info.
3837 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3839 * dwarf2out.c (new_loc_list): Move to inside #ifdef
3840 DWARF2_DEBUGGING_INFO.
3841 (add_loc_descr_to_loc_list): Ditto.
3842 (output_loc_list): Ditto.
3843 Also, fix thinko in curr not being initialized.
3844 (gen_internal_sym): Ditto.
3846 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3848 * emit-rtl.c (replace_equiv_address): New function.
3849 * expr.h (replace_equiv_address): New declaration.
3850 * explow.c (validize_mem): Call it instead of change_address and
3851 also call if -fforce-addr and address is constant.
3852 * expr.c: Replace more calls to change_address with adjust_address
3853 and/or replace_equiv_address or to validize_mem.
3854 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
3855 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
3856 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3857 * config/i370/i370.md, config/i860/i860.md: Likewise.
3858 * config/i960/i960.md, config/mips/mips.c: Likewise.
3859 * config/mips/mips.md, config/pa/pa.md: Likewise.
3860 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
3861 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
3863 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3865 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
3867 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
3870 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
3872 * doc/include: New directory.
3873 * doc/fdl.texi: Move to doc/include/fdl.texi.
3874 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
3875 * doc/include/funding.texi, doc/include/gpl.texi: New files.
3876 * doc/gcc.texi: Use funding.texi and gpl.texi.
3877 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
3878 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
3879 Update dependencies and use -I $(docdir)/include.
3881 2001-07-04 Anthony Green <green@redhat.com>
3883 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
3885 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3887 * doc/install.texi (sparc64-*-*): Remove garbage.
3889 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
3891 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
3892 Fix typo in last change to use adjust_address.
3894 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3896 * doc/install.texi (Specific): Update information for *-*-solaris*.
3898 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3900 * explow.c (plus_constant_wide): Reinitialize Y for restart.
3902 2001-07-03 Stan Shebs <shebs@apple.com>
3904 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
3905 case for flag_no_mach_text_sections.
3906 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
3907 * config/darwin.c (flag_no_mach_text_sections): Remove.
3908 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
3910 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3912 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
3913 and avoid checking for constant as first operand.
3914 * recog.c (find_constant_term_loc): No longer static.
3915 (adj_offettable_operand): Delete.
3916 * rtl.h (adj_offsettable_operand): Delete declaration.
3917 (find_constant_term): Add declaration.
3918 * caller-save.c: Replace calls to adj_offsettable_operand with calls
3920 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
3921 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
3922 * config/i386/i386.c, config/i386/i386.md: Likewise.
3923 * config/i860/i860.c, config/i960/i960.c: Likewise.
3924 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
3925 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
3926 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
3927 * config/mips/mips.c, config/mips/mips.md: Likewise.
3928 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
3929 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
3930 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
3931 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
3932 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
3933 * config/ns32k/ns32k.md: Likewise.
3935 2001-07-03 Zack Weinberg <zackw@stanford.edu>
3937 * rtl.c (copy_rtx): Handle 'T' format letter.
3938 * gensupport.c (collect_insn_data): Likewise.
3939 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
3941 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
3943 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
3944 -B option. Use 'dir' not 'foo' as example directory name.
3946 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3948 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3949 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
3951 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3953 * doc/cppinternals.texi: Improve formatting and logical markup.
3955 2001-07-03 Andreas Jaeger <aj@suse.de>
3957 * Makefile.in (insn-recog.o): Add dependency on reload.h.
3959 * genrecog.c (write_header): Include reload.h for prototypes in
3962 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
3965 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
3966 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3967 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
3968 i386_pe_valid_type_attribute_p): Add.
3969 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
3970 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
3972 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3974 * explow.c (plus_constant_wide, case LO_SUM): New case.
3975 (plus_constant_for_output_wide): Delete.
3976 * rtl.h (plus_constant_for_output): Delete.
3977 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
3978 instead of plus_constant_for_output.
3979 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
3980 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
3981 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
3982 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
3983 * config/sparc/sparc.md: Likewise.
3984 Convert some change_address calls to adjust_address.
3986 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3988 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
3989 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
3990 documentation of -std and -Wwrite-strings.
3992 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
3994 * cse.c (canon_hash): Don't register registers in very small
3995 register classes, as extending their lifetime might cause
3998 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4000 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4002 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4003 (try_redirect_by_replacing_jump): Update properly the count
4004 and frequency information.
4006 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4008 * toplev.c (dump_file_index): Move SSA dumps just after first
4010 (dump_file): Corresponding changes.
4011 (rest_of_compilation): Move SSA path to just after the first
4013 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4014 * doc/invoke.texi: Update dump file #s as they were completely
4015 out of date with reality.
4017 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4019 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4021 * expr.c (emit_move_insn_1): Deal with non-default
4024 * expr.c (emit_single_push_insn): Fix warning.
4026 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4028 * expr.c (emit_move_insn_1): Avoid modifying
4029 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4031 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4033 * emit-rtl.c (adjust_address): New function.
4034 * expr.h (adjust_address): Add declaration.
4035 * builtins.c: Replace some calls to change_address with calls to it
4037 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4038 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4039 * config/arm/arm.c, config/convex/convex.c: Likewise.
4040 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4041 * config/i386/i386.c, config/i386/i386.md: Likewise.
4042 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4043 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4044 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4045 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4046 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4048 2001-07-02 Jim Wilson <wilson@redhat.com>
4050 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4052 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4054 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4055 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4057 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4059 * cppinit.c (lang_defaults): New table.
4060 (set_lang): Just read from lang_defaults into the live options
4063 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4065 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4066 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4067 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4069 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4071 * doc/install.texi: Various spelling and markup fixes.
4072 (Installing GCC): Component specific installation instructions are
4075 Warn about removing old install dir in the presence of shared libs.
4076 (Configuration): Invoke with options target to match configure
4078 Consistently refer to gas, gld pathnames.
4079 Invert --enable-multilib documentation.
4080 Remove references to old compiler versions.
4082 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4084 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4086 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4088 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4090 (Specific, mips*-sgi-irix5): Note IDO download.
4091 Reworded MIPS C hints.
4092 Use GNU as instead of GAS.
4094 Removed SGI Freeware reference, IRIX 6 only.
4095 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4096 Note N64 library requirement/workaround.
4098 Complete list of structure passing bug victims.
4100 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4102 * doc/install.texi: Remove CVS Id.
4104 2001-07-02 Andreas Jaeger <aj@suse.de>
4106 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4107 (find_inherently_necessary): Remove unused variable.
4109 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4111 * c-common.h (TDI_inlined): New ast dump phase.
4112 (dump_flag_name): New function.
4113 * c-dump.c (dump_files): Add inlined phase.
4114 (dump_flag_name): Define.
4115 * doc/invoke.texi (-fdump-ast-inlined): Document.
4117 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4119 * stor-layout.c (layout_decl): Revert change to handling of alignment
4122 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4124 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4127 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4129 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4132 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4134 * tlink.c (recompile_files): Remove COMPILER_PATH and
4135 LIBRARY_PATH from the environment.
4137 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4139 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4140 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4142 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4144 * c-parse.in (OBJC_STRING): Kill.
4145 (objc_string): Decompose to [objc_string] '@' STRING.
4146 (reswords): Take the leading '@' off all the Objective C keywords.
4147 (objc_rid_sans_at): Kill.
4148 (init_reswords): Don't initialize it.
4149 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4150 (_yylex): Kill reconsider label. Look ahead one token after
4151 an '@'; if we get an identifier, check whether it's an
4152 Objective C @-keyword. If so, return the keyword. Otherwise,
4153 put back the token and return the '@' as a terminal.
4155 * cpplib.c (lex_macro_node): Remove unnecessary check for
4156 leading '@' on identifier. Clarify control flow and commentary.
4158 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4160 * cse.c (new_label_ref): Variable deleted.
4161 (insert): Remove set of new_label_ref.
4162 (check_for_label_ref): New function.
4163 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4165 See ChangeLog.5 for earlier changes.