1 2001-08-05 Jan Hubicka <jh@suse.cz>
3 * Makefile.in (reload1.o): Add dedendancy on except.h
4 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7 indicating wehther edges has been cleaned up.
8 * reload1.c: Inlucde except.h
9 (fixup_abnormal_edges): Accept deleted insns.
10 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
13 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
15 * cpplib.c (do_line): Correct line number after pop_buffer.
17 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
20 * line-map.c: Update comments.
21 * line-map.h: Update comments.
22 * tradcif.y: Don't consider large numbers unsigned.
24 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
28 (cb_file_change): Update map and use it.
29 (cb_def_pragma, cb_define, cb_undef): Use map and line.
30 (c_lex): Update to use map.
31 * cpperror.c (print_location): Move to using logical line numbers.
32 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
33 (cpp_make_system_header): Similarly.
34 (_cpp_execute_include): Stop line numbering hacks. Store the
35 line we will return to.
36 * cpphash.h (CPP_BUF_LINE): Remove.
37 (struct cpp_buffer): Remove lineno and pseudo_newlines.
38 Add map and return_to_line.
39 (_cpp_do_file_change): Update.
40 * cppinit.c (cpp_start_read): Update line kludge.
41 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
42 (trigraph_ok): Use logical line numbers for diagnostics.
43 (skip_block_comment): Likewise.
44 (skip_whitespace): Likewise.
45 (skip_line_comment): Use pfile->line instead.
46 (_cpp_lex_token): Update to use logical line numbering exclusively.
47 Handle BOL locally. Accept new lines in directives, but keep
48 pfile->line decremented. Diagnostics use logical lines. Update
50 * cpplib.c (SEEN_EOL): New.
51 (skip_rest_of_line, check_eol): Use it.
52 (end_directive): Increase line number when accepting the newline
53 at the end of a directive.
54 (run_directive): Simplify.
55 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
56 (_cpp_do_file_change): Update to take buffer line number as an
57 argument, and store the current map in the cpp_reader. Remove
59 (_cpp_do__Pragma): Restore output position after a _Pragma.
60 (cpp_push_buffer): Don't set output line or lineno.
61 (_cpp_pop_buffer): Transfer more info from a faked buffer.
62 Remove line kludge. Set output_line.
63 * cppmacro.c (builtin_macro): Update handling of __LINE__.
64 (parse_arg): Use logical lines.
65 (save_lookahead_token): Save EOFs too now.
66 * cppmain.c (struct printer): Fix comments.
67 (printer_init): Simplify, let caller do errors.
68 (scan_translation_unit, check_multiline_token, dump_macro): Update.
69 (maybe_print_line): Simplify.
70 (print_line): Don't print a linemarker if -P.
71 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
72 (cb_file_change): Simplify.
73 * line-map.h (LAST_SOURCE_LINE): Fix.
74 (CURRENT_LINE_MAP): New.
76 2001-08-05 Bernd Schmidt <bernds@redhat.com>
78 * doloop.c (doloop_modify_runtime): Properly compute number of
79 iterations if loop was unrolled.
81 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
82 if their CSELIB_VAL_PTRs are.
84 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
85 (setup_spill_pointers): Initialize it.
86 (spill_restore_mem): Set it.
87 (do_spill, do_restore): Use it to add REG_INC note.
88 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
90 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
91 asms if other insns are available.
93 * config/ia64/ia64.c (condop_operator): New predicate.
94 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
95 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
98 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
99 temporary register than directly using a MEM.
101 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
103 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
104 parameter in last change.
106 2001-08-04 Zack Weinberg <zackw@panix.com>
108 * sparc.md: Don't use #if inside C test expression.
110 2001-08-04 Richard Henderson <rth@redhat.com>
112 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
114 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
116 * cpphash.h (struct cpp_reader): New member directive_line.
117 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
118 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
119 do_pragma): Pass line to callbacks.
120 (start_directive): Record line of directive.
121 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
122 cb_include): Similarly.
123 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
126 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
128 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
131 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
133 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
135 * reload1.c (fixup_abnormal_edges): New static function.
138 * flow.c (need_fake_edge_p): New function.
139 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
140 avoid call insn to be very last insn in the insn stream.
142 * profile.c (branch_prob): Call flow_call_edges_add instead of
143 doing that by hand; cleanup cfg to re-merge basic blocks once
146 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
148 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
149 are also on line-map.h.
150 * cppfiles.c (stack_include_file): Update.
151 * cpphash.h (struct cpp_buffer): New member return_at_eof.
152 (_cpp_pop_buffer): New.
153 * cppinit.c (cpp_destroy, cpp_finish): Update.
154 (do_includes): Mark each buffer to return at EOF.
155 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
157 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
158 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
159 * cpplib.h (cpp_pop_buffer): Remove.
160 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
161 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
163 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
165 (do_preprocessing): Update.
166 * fix-header.c (read_scan_file): Update. No need to pop buffers.
167 * c-parse.in (_yylex): Similarly.
168 * scan-decls.c (scan_decls): Similarly.
169 * line-map.h: Update comments.
171 * objc/Make-lang.in (objc-act.o): Update dependencies.
173 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
175 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
176 and soft register for operand 0.
177 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
179 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
181 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
182 register for operand 0.
183 ("bitcmpqi_z_used"): Allow memory for operand 0.
184 (split "bitcmpqi"): New split to handle address reg as operand 1.
186 2001-08-04 Andreas Jaeger <aj@suse.de>
188 * gcse.c: Revert Daniel's last patch.
190 2001-08-03 Zack Weinberg <zackw@stanford.edu>
192 * sparc-protos.h: Add prototypes for fp_zero_operand and
194 * sh-protos.h: Add prototype for fpul_operand.
196 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
198 * doc/extend.texi (Other Builtins): Fix typo in last change.
200 2001-08-03 Richard Henderson <rth@redhat.com>
202 * target.h (gcc_target): Add asm_out.named_section,
203 section_type_flags, have_named_sections.
204 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
205 (TARGET_HAVE_NAMED_SECTIONS): New.
206 (TARGET_SECTION_TYPE_FLAGS): New.
208 * Makefile.in (toplev.o): Depend on TARGET_H.
209 (varasm.o, dbxout.o): Likewise.
210 * c-common.c (decl_attributes): Check targetm.have_named_sections
211 instead of ifdef ASM_OUTPUT_SECTION_NAME.
212 * dbxout.c (dbxout_function_decl): Likewise.
213 (dbxout_function_end): Likewise.
214 * toplev.c (compile_file): Likewise.
215 * varasm.c (exception_section): Likewise.
216 * cp/decl2.c (finish_objects): Likewise.
218 * defaults.h (EH_FRAME_SECTION): Remove.
219 (EH_FRAME_SECTION_ASM_OP): Remove.
220 (EH_FRAME_SECTION_NAME): New.
221 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
222 (UNIQUE_SECTION_P): Remove.
223 * dwarf2out.c (SECTION_FORMAT): Remove.
224 (ASM_OUTPUT_SECTION): Remove.
225 (output_call_frame_info): Use named_section_flags.
226 (output_comp_unit, dwarf2out_start_source_file): Likewise.
227 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
228 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
229 * varasm.c (in_eh_frame, eh_frame_section): Remove.
230 (named_section_flags): New.
231 (named_section): Use it and targetm.section_type_flags.
232 (resolve_unique_section): New.
233 (assemble_start_function): Use it.
234 (asm_emit_uninitialised, assemble_variable): Likewise.
235 (default_section_type_flags): New.
236 (default_no_named_section, default_elf_asm_named_section): New.
237 (default_coff_asm_named_section, default_pe_asm_named_section): New.
238 * output.h: Update varasm.c decls.
239 (SECTION_*): New flags.
241 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
242 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
244 * config/elfos.h (UNIQUE_SECTION_P): Remove.
245 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
246 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
247 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
248 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
249 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
250 * config/mips/elf.h, config/mips/elf64.h: Likewise.
251 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
252 * config/pa/pa64-hpux.h,
254 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
255 (TARGET_ASM_NAMED_SECTION): New.
256 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
257 * config/alpha/vms.h, config/arm/coff.h: Likewise.
258 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
259 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
260 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
261 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
262 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
263 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
264 * config/i386/sco5.h, config/i386/win32.h: Likewise.
265 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
266 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
267 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
268 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
269 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
270 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
271 * config/sparc/sysv4.h: Likewise.
273 * config/nextstep.h: Error until named sections implemented.
275 * config/a29k/a29k.c (a29k_asm_named_section): New.
276 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
277 (vms_section_type_flags, vms_asm_named_section): New.
278 * config/arm/arm.c (arm_elf_asm_named_section): New.
279 * config/avr/avr.c (asm_output_section_name): Remove.
280 * config/avr/avr-protos.h: Update.
281 * config/c4x/c4x.c (c4x_asm_named_section): New.
282 * config/h8300/h8300.c (h8300_asm_named_section): New.
283 * config/i386/i386.c (sco_asm_named_section): New.
284 * config/i386/winnt.c (SECTION_PE_SHARED): New.
285 (i386_pe_section_type_flags): New.
286 (i386_pe_asm_named_section): New.
287 * config/i386/i386-protos.h: Update.
288 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
289 * config/mcore/mcore.c (mcore_asm_named_section): New.
290 * config/mips/mips.c (iris6_asm_named_section): New.
291 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
292 instead of UNIQUE_SECTION_P.
293 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
294 (xcoff_asm_named_section): New.
295 * config/sh/sh.c (sh_asm_named_section): New.
296 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
298 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
299 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
300 (EH_FRAME_SECTION_NAME): New.
301 (EXCEPTION_SECTION): New.
302 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
303 (DEBUG_*_SECTION): Remove.
304 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
305 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
306 (EH_FRAME_SECTION_ASM_OP): Remove.
308 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
309 (ASM_OUTPUT_SECTION_NAME): Remove.
310 (TARGET_ASM_NAMED_SECTION): New.
311 (TARGET_HAVE_NAMED_SECTIONS): New.
312 (TARGET_SECTION_TYPE_FLAGS): New.
313 (EH_FRAME_SECTION_ASM_OP): Remove.
314 (EH_FRAME_SECTION_NAME): New.
316 2001-08-03 Zack Weinberg <zackw@stanford.edu>
318 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
319 for complex expressions when cfun == 0.
320 * doc/extend.texi: Document that __builtin_constant_p can be
321 used in data initializers as well as functions.
323 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
325 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
326 variable I locally, instead of expecting a declaration in the
329 2001-08-03 Richard Henderson <rth@redhat.com>
331 * except.c (collect_one_action_chain): Add an explicit cleanup
332 action if regions surrounding a catch were encoded entirely
333 within the call-site entry.
335 2001-08-03 Richard Henderson <rth@redhat.com>
337 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
338 don't take REGNO of a non-register.
340 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
342 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
343 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
344 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
345 (__gthread_mutex_init_function): New function for mutex initialization.
347 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
349 * Makefile.in: Revert screwed up commit.
351 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
353 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
354 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
355 merged by linker script to get a final _exit().
356 (__do_global_dtors): New for destructor handling in specific exit
358 (__do_global_ctors): New for constructors in specific install section.
359 (__map_data_section): Map data sections before running constructors.
360 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
361 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
362 (DTORS_SECTION_ASM_OP): Likewise.
363 (CTORS_SECTION_FUNCTION): Define to force a reference to
365 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
367 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
369 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
371 * Makefile.in: Add df.h to gcse.c dependencies.
373 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
375 * varasm.c (output_constant_def_contents): Use for the length of a
376 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
377 depending on which is larger.
379 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
381 * gcse.c: Include df.h for use as a dataflow analyzer.
383 Declaration of reg_set_info: gone.
384 New df_analyzer variable used by store motion.
385 (reg_set_info): Deleted.
386 (mark_mem_regs): New function, analyze regs used by a mem.
387 (store_ops_ok): Use dataflow analyzer results to determine if
388 necessary regs are changed in the block.
389 (find_moveable_store): Remove check for symbol ref, we can handle
390 much more complex expressions now.
391 (compute_store_table): Remove most of the code, it's unnecessary
392 now that the dataflow analyzer records the info for us.
393 (store_killed_after): Add parameter to say whether to do the
394 store_ops_okay test, used to speed up testing when we already know
395 the answer, and just want to know if the store itself was killed.
396 (build_store_vector): Largely rewritten to calculate the various
397 vectors properly, and somewhat optimized.
398 (store_motion): Init the df_analyzer, get REG_DEF chains.
399 Also handle trapping expressions (since mems almost always trap)
400 (simple_mem): Redefine what a simple mem is.
402 2001-08-03 DJ Delorie <dj@redhat.com>
404 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
405 set from a constant part of the condition.
407 2001-08-01 Andrew Cagney <ac131313@redhat.com>
409 * mkdeps.c (deps_add_default_target): Make local variable
410 ``start'' a const char pointer.
411 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
413 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
415 * doc/install.texi (Configuration): Fix markup.
416 (Specific, i?86-*-udk): Likewise.
417 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
419 Document --enable-threads and --enable-libgcj status.
420 (Specific, mips-sgi-irix*): Canonicalize triples.
421 (Specific, mips-sgi-irix5): Warn about problems with this config.
422 Mention required GNU as patch.
423 Native assembler problems are fixed.
424 (Specific, mips-sgi-irix6): Update O32 ABI support status.
425 Document --enable-threads and --enable-libgcj status.
427 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
429 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
432 2001-08-03 Richard Henderson <rth@redhat.com>
434 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
437 2001-08-03 Richard Henderson <rth@redhat.com>
439 * rtlanal.c (find_first_parameter_load): Stop if we
440 reach a CODE_LABEL at BOUNDARY.
442 2001-08-03 Richard Henderson <rth@redhat.com>
444 * config/alpha/alpha.md (force_movdi): New insn.
445 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
446 Tweek FRP marking of VMS prologue insns.
447 * config/alpha/vms.h (EPILOGUE_USES): New.
449 2001-08-02 Richard Henderson <rth@redhat.com>
451 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
453 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
455 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
456 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
457 config/convex/convex.h, config/d30v/d30v.c,
458 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
459 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
460 config/mips/mips.h, config/mn10200/mn10200.h,
461 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
462 config/v850/v850.h, config/vax/openbsd.h,
463 config/vax/openbsd1.h, config/vax/ultrix.h,
464 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
465 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
466 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
467 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
468 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
469 in comments and documentation.
471 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
475 * Makefile.in (line-map.o): New.
476 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
477 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
478 * cpperror.c (print_containing_files): Similarly.
479 (print_location): Update. Don't output a space before _Pragma.
480 * cppfiles.c (stack_include_file): Set to line 1 immediately.
481 (stack_include_filee, cpp_make_system_header): Update.
482 (_cpp_execute_include): Get logical line number right for calling
483 as-yet-unterminated #include.
484 * cpphash.h (struct cpp_reader): Add line_maps.
485 (_cpp_do_file_change): Update.
486 * cppinit.c (cpp_create_reader): Initialize line maps.
487 (cpp_destroy): Destroy line maps.
488 (cpp_start_read): Get logical line number right.
489 * cpplex.c (parse_string): Only warn once for multi-line strings.
490 Use boolean variable for null warning.
491 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
493 (do_include_common): End the directive early.
494 (do_line): Don't warn about out-of-range lines in preprocessed
495 source. Update. Remove unused variables.
496 (_cpp_do_file_change): Update for new line mapping.
497 (pragma_cb): New typedef.
498 (cpp_register_pragma): Stop looking ahead before calling the
500 (do_pragma_system_header): End directive early.
501 (cpp_get_line_maps): New.
502 (cpp_pop_buffer): Fudge logical line. Update.
503 * cpplib.h: Include line-map.h
504 (enum cpp_fc_reason): Remove.
505 (struct cpp_file_change): Update.
506 (cpp_get_line_maps): New.
507 * cppmain.c (struct_printer): New member map.
508 (cb_file_change): Update for new mappings.
509 * fix-header.c (cb_file_change): Similarly.
511 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
513 * Makefile.in (libgcc.mk): Define mkinstalldirs.
514 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
516 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
518 * config/vax/vax.c: include expr.h.
520 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
522 * Makefile.in ($(srcdir)/configure): Only rebuild in
524 ($(srcdir)/config.in): Only define in maintainer mode.
525 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
527 2001-08-02 David Edelsohn <edelsohn@gnu.org>
529 * doc/install.texi (Install GCC: Binaries): Update Bull info.
531 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
533 * gcc.c (set_collect_gcc_options): New function, split out from
535 Ignore elided switches.
536 (do_spec_1): Invoke before executing command.
539 * gcc.h (set_input): ... here.
540 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
543 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
546 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
548 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
550 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
552 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
553 for the unnamed instructions it expands to.
555 2001-08-02 Richard Henderson <rth@redhat.com>
557 * regclass.c (call_really_used_regs): Conditionally define.
558 (init_reg_sets_1): Don't use it if not defined.
559 (fix_register): Similarly, don't set it.
561 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
563 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
564 Correct comment that had been missed in the previous change.
566 2001-08-01 Stan Shebs <shebs@apple.com>
568 * config/darwin.c (machopic_stub_name): Try matching by name.
569 (update_stubs): New function.
570 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
573 2001-08-01 Richard Henderson <rth@redhat.com>
575 * except.c (output_function_exception_table): Use assemble_align.
576 * varasm.c (assemble_eh_label): Remove.
577 (assemble_eh_align, assemble_eh_integer): Remove.
579 2001-08-01 Robert Lipe <robertl@caldera.com>
581 * dwarfout.c: Remove reference to README.DWARF.
583 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
585 * regclass.c (call_really_used_regs): New array for registers which
586 are actually used by a call.
587 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
589 (fix_register): Set call_really_used too.
590 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
591 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
593 2001-08-01 Richard Henderson <rth@redhat.com>
595 * read-rtl.c (read_name): Consider \r whitespace.
597 2001-07-11 Andrew Cagney <ac131313@redhat.com>
599 * config.gcc: Recognize powerpc-*-netbsd*.
601 * doc/install.texi (Host/target specific installation notes for
602 GCC): Mention powerpc-*-netbsd*.
604 * config/rs6000/netbsd.h: New file.
605 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
606 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
607 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
608 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
609 (TARGET_VERSION): Redefine.
611 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
612 mcall-netbsd as a match for mcall-sysv.
613 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
614 (ncrti.S, ncrtn.S): New targets.
615 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
617 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
618 "netbsd' as a V4 ABI.
619 (ASM_SPEC): Check for -mcall-netbsd.
620 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
621 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
622 (LIB_SPEC, ENDFILE_SPEC): Ditto.
623 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
624 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
625 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
626 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
628 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
629 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
631 2001-08-01 Mark Kettenis <kettenis@gnu.org>
633 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
634 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
635 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
636 including "unwind-pe.h".
638 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
640 * rs6000.md (define_splits): Kill unused constraints.
642 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
643 Jan Hubicka <jh@suse.cz>
645 * function.c (thread_prologue_and_epilogue_insns): Kill code
646 dealing with non-existent CFG.
648 2001-08-01 Kazu Hirata <kazu@hxi.com>
650 * alias.c: Fix comment formatting.
651 * bitmap.c: Likewise.
652 * builtins.c: Likewise.
654 * c-common.c: Likewise.
655 * c-decl.c: Likewise.
656 * c-dump.c: Likewise.
658 * collect2.c: Likewise.
659 * combine.c: Likewise.
660 * conflict.c: Likewise.
661 * cppfiles.c: Likewise.
662 * cppinit.c: Likewise.
663 * cpplex.c: Likewise.
664 * cpplib.c: Likewise.
665 * cppmacro.c: Likewise.
666 * cppspec.c: Likewise.
667 * c-pragma.c: Likewise.
668 * crtstuff.c: Likewise.
670 * cselib.c: Likewise.
671 * c-semantics.c: Likewise.
672 * c-typeck.c: Likewise.
674 2001-08-01 H.J. Lu <hjl@gnu.org>
676 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
678 2001-08-01 H.J. Lu <hjl@gnu.org>
680 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
682 2001-08-01 Ziemowit Laski <zlaski@apple.com>
684 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
685 contextualizing Objective-C class name lookup by the lexer.
686 (typespec_reserved_nonattr): Disable ObjC class name lookup after
688 (protocoldef): Add support for forward @protocol declarations.
689 (yylexname): Suppress ObjC class name lookup in certain contexts;
690 re-enable after lookup is complete.
691 (_yylex): Re-enable ObjC class name lookup when certain
692 punctuation marks are seen.
694 * objc/objc-act.c (check_protocol_recursively): New function used
695 for finding circular dependencies in protocols.
696 (objc_declare_protocols): New function for handling forward
697 @protocol declarations.
698 (receiver_is_class_object): Detect the case when 'self' is used
699 inside of a class method.
700 (build_message_expr): Issue a warning if class method is desired
701 but instance method is found instead.
702 (conforms_to_protocol): Streamline.
703 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
704 protocol Foo, even if 'Bar foo' does not.
705 (check_protocols): Streamline.
706 (start_protocol): Add checks for circular and duplicate protocol
708 (encode_aggregate_within): For typedefs of structs, encode the
710 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
711 (objc_declare_protocols): New prototype.
713 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
715 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
716 * cpplex.c (handle_newline): Update prototype. Maintain logical
718 (skip_escaped_newlines, skip_block_comment, parse_string):
720 (_cpp_lex_token): Update, and store token position within the token.
721 * cpplib.h (struct cpp_token): Add line and column entries.
722 * cppmacro.c (replace_args): Position stringified tokens correctly.
724 2001-08-01 Andreas Jaeger <aj@suse.de>
726 * basic-block.h: Add prototype for last_loop_beg_note.
728 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
730 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
731 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
733 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
734 while handling WITH_CLEANUP_EXPR node. Use second operand calling
736 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
738 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
739 operand while calling simple_cst_equal.
740 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
741 operand is the cleanup expression, the third is the RTL_EXPR.
742 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
744 2001-07-31 Jeff Sturm <jsturm@one-point.com>
746 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
748 2001-07-31 matthew green <mrg@eterna.com.au>
750 * config.gcc (i386-*-netbsdelf): New description.
751 * config/i386/netbsd-elf.h: New file.
753 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
755 * loop.c (check_dbra_loop): Use single_set to compute
758 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
760 PowerPC reorg and support for powerpc64-*-linux*.
762 Also fixes emitting of constants on 32 bit and 64 bit
765 * config.gcc: powerpc64-*-linux* is a new target.
766 Things that needed aix.h now also include xcoff.h
768 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
770 Move AIX specific stuff into aix.h.
771 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
772 with more than just XCOFF now.
773 (SET_ASM_OP): Remove, now defined where needed.
774 (FUNCTION_PROLOGUE): New macro definition.
775 (FUNCTION_EPILOGUE): New macro definition.
776 (CONST_OK_FOR_LETTER_P): Change N to require that value is
778 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
780 * config/rs6000/xcoff.h: New file.
782 * config/rs6000/linux64.h: New file.
784 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
786 2001-07-31 Alan Modra <amodra@bigpond.net.au>
788 * rs6000.c (print_operand_address): Handle ELF syntax.
789 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
790 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
791 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
793 2001-07-31 David Edelsohn <edelsohn@gnu.org>
795 * rs6000.c (rs6000_override_options): Only disable
796 flag_function_sections for XCOFF.
797 (exact_log2_cint_operand): New predicate.
798 (reg_or_{add,sub}_cint64_operand): New predicates.
799 (add_operand): Compare CONST_INT with fewer function calls.
800 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
801 (print_operand, case 'p'): Ensure positive operand.
802 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
803 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
804 (PREDICATE_CODES): Add new predicates.
805 * rs6000.md (addsi3): Split 32-bit constants more correctly.
806 (divsi3, modsi3): Ensure positive power-of-2.
807 (adddi3): Use new predicate. Split 32-bit constants more
808 correctly. Re-arrange splitter to handle any constant.
809 (subdi3): Use new predicate.
810 (divdi3, moddi3): Ensure positive power-of-2.
811 (movdi): Use rs6000_emit_set_const.
812 (load_toc_v4_pic_di): Delete.
814 2001-07-31 Graham Stott <grahams@redhat.com>
816 * function.c (pad_below): Revert 2001-07-26 patch.
818 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
820 * reg-stack (convert_regs_1): Fix best edge condition.
822 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
824 * jump.c (duplicate_loop_exit_test): Better test for jumps
825 entering the loop; create loop pre_header.
827 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
829 * doc/install.texi: Add s390 and s390x as new targets.
830 * doc/invoke.texi: Add documantation of S/390 and zSeries
832 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
834 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
836 * config/m68k/m68k.md: Replace all general_operand with
837 nonimmediate_operand for all destinations.
838 * config/m68k/m68k.c (not_sp_operand): Likewise.
840 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
842 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
844 2001-07-30 Richard Henderson <rth@redhat.com>
846 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
847 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
849 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
851 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
852 Add missing doc strings
853 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
854 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
856 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
858 * i386.c (ix86_output_main_function_alignment_hack): New function.
859 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
861 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
862 edges by EDGE_DFS_BACK flag.
863 (dump_edge_info): Add dfs_back flag.
864 * basic-block.h (EDGE_DFS_BACK): New constant.
865 (mark_dfs_back_edges): Declare.
866 * alias.c (loop_p): Remove.
867 (mark_constant_function): Use mark_dfs_back_edges.
869 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
870 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
871 (compensate_edge): Break out from ...
872 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
873 (convert_regs_2): Set block_done once block is really done;
874 Do updating of the predecesors counts.
876 * toplev.c (rest_of_compilation): Recompute block_for_insn
877 before post-reload cfg_cleanup.
878 * function.c (thread_prologue_epilogue_insns):
879 Call set_block_for_new_insns when emitting prologue directly.
881 2001-07-30 Andreas Jaeger <aj@suse.de>
883 * jump.c: Add prototype for mark_modified_reg.
885 * cse.c (set_live_p): Add unused attribute.
887 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
889 (scan_for_source_files): Use long for count to avoid overflow.
890 (output_data): Likewise.
891 (output_data): Don't use string concatatenation to silence gcc
894 * predict.c: Fix typos and grammar.
896 * gcse.c (insert_insn_end_bb): Remove unused variables.
898 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
900 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
901 (attempt_auto_inc): LIkewise.
902 (mark_used_reg): Likewise.
903 (try_pre_increment_1): Likewise.
904 * regclass.c (regclass): Likewise.
905 * global.c (allocno_compare): Update comment; change scaling factor.
906 * local-alloc.c (QTY_CMP_PRI): Likewise.
907 * regs.h (REG_FREQ_FROM_BB): New.
908 (REG_FREQ_MAX): Likewise.
910 2001-07-30 H.J. Lu <hjl@gnu.org>
912 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
915 2001-07-30 H.J. Lu (hjl@gnu.org)
917 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
918 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
919 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
921 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
923 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
924 as -mthumb-interwork when -mcpu=arm7 is specified.
926 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
928 * predict.def (noreturn, loop branch, loop exit): Mark as first
931 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
933 * combine.c (try_combine): Avoid barrier after noop jumps.
935 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
937 * cpphash.h (struct cpp_reader): Remove import_warning.
938 * cpplib.c (skip_rest_of_line): Don't bother turning off
940 (parse_include): Move include handling to...
941 (do_include_common): ... here. Move import warning from...
942 (do_import): ... here.
943 (do_pragma_poison): Don't do a callback for poison identifiers.
944 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
945 * cppmain.c (setup_callbacks): Similarly.
947 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
949 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
950 handle multiple sets.
951 * except.c (sjlj_mark_call_sites): .... here.
952 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
954 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
956 Suggested by Richard Henderson and Richard Kenner:
957 * combine.c (recog_for_combine): Use the fake recog
958 only if instruction does not match.
959 * rtl.h (NOOP_MOVE_INSN_CODE): New.
960 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
962 * combine.c (try_combine): Discover noop jump as direct jump.
964 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
966 * df.c (df_rd_global_compute): Add successors to worklist, not
968 (df_ru_global_compute): Ditto.
970 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
972 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
973 increment REG_N_SETS.
975 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
977 * sbitmap.h: New prototype for sbitmap_a_xor_b.
979 * sbitmap.c (sbitmap_a_xor_b): New function.
980 ifdef the basic block stuff on IN_GCC.
982 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
984 * cppexp.c (parse_defined): Always record the macro name.
985 (lex): Don't worry about identifiers, or special-case
987 (_cpp_parse_expr): Figure out at the end of the routine
988 whether we saw a valid !defined() expression.
989 * cppfiles.c (stack_include_file): Update for mi_valid.
990 (_cpp_pop_file_buffer): Similarly.
991 * cpplex.c (_cpp_lex_token): Similarly.
992 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
993 mi_if_not_defined, mi_lexed): Remove.
995 * cpplib.c (do_if): Simplify.
996 (do_endif, push_conditional, _cpp_handle_directive): Update
997 for renaming of mi_state to mi_valid.
999 * cpp.texi: Add index entries for digraphs, and add comment
1000 that C++ refers to them as alternative tokens.
1002 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1004 * basic-block.h (CLEANUP_PRE_LOOP): New.
1005 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1006 * sibcall.c (optimize_sibling_calls): Likewise.
1007 * toplev.c (rest_of_compilation): Likewise.
1008 * flow.c (try_forward_edges): Take argument MODE;
1009 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1010 (try_optimize_cfg): Update call of try_forward_edges.
1012 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1013 Jan Hubicka <jh@suse.cz>
1015 * (validate_replace_rtx_1): Fix simplification of MINUS.
1017 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1019 PR preprocessor/3669
1020 * cppinit.c (init_dependency_output): Turn off dump requests
1021 if sending dependencies to stdout.
1023 2001-07-28 Richard Henderson <rth@redhat.com>
1025 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1028 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1030 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1032 2001-07-28 Kazu Hirata <kazu@hxi.com>
1034 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1035 is VAR_DECL first to prevent an ICE.
1037 2001-07-28 Richard Henderson <rth@redhat.com>
1039 * varasm.c (immed_real_const_1): Don't elide special cases for
1041 (clear_const_double_mem): Clear const_tiny_rtx too.
1043 2001-07-28 Richard Henderson <rth@redhat.com>
1045 * dwarf2out.c (dw_val_class_offset): New.
1046 (struct dw_ranges_struct, dw_ranges_ref): New.
1047 (ranges_table, ranges_table_allocated): New.
1048 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1049 (add_AT_offset, add_ranges, output_ranges): New.
1050 (print_die, output_die): Handle dw_val_class_offset.
1051 (attr_checksum, size_of_die, value_format): Likewise.
1052 (gen_lexical_block_die): Handle non-contiguous blocks.
1053 (gen_block_die): Likewise.
1054 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1055 if needed. Dump the ranges table.
1056 * final.c (final_start_function): Remove unnecessary notes and
1057 rebuild the block tree before numbering the blocks.
1058 * function.c (reorder_blocks_0): Walk the existing block tree
1059 to unmark all blocks.
1060 (reorder_blocks_1): Create block fragments when duplicate block
1062 (reorder_fix_fragments): New.
1063 (reorder_blocks): Call it.
1064 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1066 2001-07-28 Richard Henderson <rth@redhat.com>
1068 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1070 2001-07-28 Richard Henderson <rth@redhat.com>
1072 * flow.c (add_to_mem_set_list): New function.
1073 (init_propagate_block_info): Use it.
1074 (mark_set_1): Likewise.
1075 (insn_dead_p): Canonicalize memory address for dead store
1076 comparison. Allow wider mode stores to kill narrower mode stores.
1077 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1078 (invalidate_mems_from_set): Don't handle MEMs.
1080 2001-07-28 Kazu Hirata <kazu@hxi.com>
1082 * config/h8300/h8300.h: Fix formatting.
1084 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1086 * basic-block.h (EDGE_FREQUENCY): New macro.
1087 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1089 * flow.c (find_sub_basic_blocks): Likewise.
1090 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1091 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1093 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1094 (HITRATE): New macro.
1095 (PRED_FLAG_FIRST_MATCH): New constant.
1096 (predictor_info): New field flgags.
1097 (combine_predictions_for_insn): Use DS theory to combine
1098 probabilities; set the edge probabilities when finished.
1099 (estimate_probability): Avoid duplicated matches
1100 of LOOP_BRANCH heuristics for nested loops; update comment.
1101 * predict.def: Add flags for each prediction, set probabilities
1102 according to B&L paper.
1103 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1105 * profile.c (compute_branch_probabilities): Cleanup way the edge
1106 probabilities are computed and REG_BR_PROB notes are dropped; if
1107 values does not match, emit error.
1108 (init_branch_prob): Do error instead of warning when profile driven
1109 feedback is missing or corrupt.
1111 2001-07-27 DJ Delorie <dj@redhat.com>
1113 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1114 against a constant, try to adjust the compare to have the desired
1115 constant in it so that min/max optimizations happen more often.
1117 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1119 * flow.c (last_loop_beg_note): New function.
1120 (redirect_edge_and_branch): Use it.
1121 (split_edge): Likewise.
1123 * alias.c (loop_p): Avoid uninitialized memory access.
1125 * flow.c (try_forward_edges): Avoid accessing freed memory.
1127 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1130 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1132 * doc/install.texi (Configuration): Properly link the host
1133 specific instructions also when generating HTML.
1135 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1137 * flow.c (redirect_edge_and_branch_force): Test
1138 target->global_live_at_start.
1140 2001-07-26 Richard Henderson <rth@redhat.com>
1142 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1143 * rtl.h (avoid_constant_pool_reference): Declare it.
1144 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1145 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1147 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1149 * rtl.h (cleanup_barriers): Declare.
1150 * jump.c (cleanup_barriers): New function.
1151 * toplev.c (rest_of_compilation): Call cleanup_barriers
1152 before loop optimizer and after bb_reorder.
1154 * flow.c (back_edge_of_syntactic_loop_p): New.
1155 (split_edge): Use it.
1157 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1159 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1161 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1163 * cse.c (cse_process_notes): Replace any registers if the address
1166 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1168 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1169 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1170 (propagate_block): Update prototype.
1171 * flow.c (update_life_info): Simplify the CFG and
1172 recalculate the global regs which are alive when
1173 removing dead code during a global update.
1174 (propagate_block): Return non-zero if an INSN is
1177 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1179 * Makefile.in (LIBICONV): Define.
1181 2001-07-26 Catherine Moore <clm@redhat.com>
1183 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1184 of conditional to avoid tree checking errors.
1186 2001-07-26 Kazu Hirata <kazu@hxi.com>
1188 * regmove.c (regmove_optimize): Don't replace a reg with
1189 another reg of a different mode.
1191 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1193 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1194 limit length of dependancy flush list.
1195 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1196 * sched-int.h (struct deps): Add pending_flush_length field.
1197 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1198 has 1 element in it.
1199 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1200 (sched_analyze): After a jump, if the pending memory flush list is too
1201 large, flush the pending lists.
1202 (init_deps): Initialize pending_flush_length to 0.
1203 * doc/invoke.texi (max_pending_list_length): Document parameter.
1205 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1207 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1208 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1209 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1211 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1213 * cpphash.h (struct_lexer_state): Delete was_skipping.
1214 Move skipping here from struct cpp_reader.
1215 * cpplex.c (parse_identifier): Update.
1216 (_cpp_lex_token): Don't skip tokens in a directive.
1217 * cpplib.c (struct if_stack): Update.
1218 (start_directive, end_directive): Don't change skipping state.
1219 (_cpp_handle_directive): Update.
1220 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1221 (do_else, do_endif): Update; only check for excess tokens if not
1222 in a skipped conditional block.
1223 (push_conditional): Update for new struct if_stack.
1225 2001-07-26 Graham Stott <grahams@redhat.com>
1227 * function.c (locate_and_pad_parm): Also pad initial offset
1228 so that the total argument size also includes the padding.
1230 2001-07-26 Graham Stott <grahams@redhat.com>
1232 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1233 change XSTR to XTMPL.
1235 (process_one_cond_exec): Likewise
1237 2001-07-25 Richard Henderson <rth@redhat.com>
1239 * varasm.c (assemble_variable): Create DECL_RTL before setting
1242 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1244 * predict.c (estimate_probability): Avoid duplicated predictions.
1246 * loop.c (find_and_verify_loops): Grok multiple barriers.
1248 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1250 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1252 * dbxout.c: Consistently use putc instead of fputc.
1253 (print_wide_int): New function; call instead of direct fprintf.
1254 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1255 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1256 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1257 (print_int_cst_octal): Likewise.
1258 (print_octal): Show we wrote characters.
1259 (dbxout_type): Set have_used_extensions in more places.
1261 2001-07-25 Catherine Moore <clm@redhat.com>
1263 * config/v850/v850.c (v850_va_arg): Use addr
1264 instead of valist to build incr.
1266 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1268 * flow.c (delete_dead_jumptables): New function.
1269 (life_analyzis): Call it.
1270 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1273 2001-07-25 Richard Henderson <rth@redhat.com>
1275 * except.c (reachable_handlers): Handle a region being removed
1276 out from under a RESX.
1278 2001-07-25 Richard Henderson <rth@redhat.com>
1280 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1281 swap GE/GT if it is an fp comparison.
1283 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1285 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1288 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1290 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1291 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1294 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1296 (visit_expression): When attempting to simplify an expression,
1297 retrieve any modes for arguments before they are simplified
1300 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1301 Janis Johnson <janis@us.ibm.com>
1303 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1304 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1305 pointer parameters to match documented usage of nonlocal_goto.
1306 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1307 parameters to their correct order.
1308 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1309 parameters to their correct order.
1311 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1313 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1315 2001-07-25 Jan Hubicka <jh@suse.cz>
1316 Richard Henderson <rth@redhat.com>
1318 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1320 (make_edges): New argument update_p; populate the edge cache if set.
1321 (find_basic_blocks): Update make_edges invocation.
1323 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1325 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1327 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1329 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1330 -Acpu and -Amachine.h.
1331 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1332 Corrected header to say ELF not a.out.
1333 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1334 when given -msoft-float.
1336 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1338 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1339 extra multilib parts like arm-elf.
1340 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1341 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1342 crtfini.o as extra multilib parts.
1344 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1346 * configure.in: Add rtems as a supported thread model.
1347 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1348 * configure: Rebuilt.
1350 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1352 * stor-layout.c (get_mode_alignment): make it work when
1353 BITS_PER_UNIT is not a power of two.
1354 * builtins.c (get_pointer_alignment): Likewise.
1356 2001-07-24 Richard Henderson <rth@redhat.com>
1358 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1359 the retrieved constant into the expected mode.
1361 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1363 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1364 (verify_flow_info): Check for duplicated edges; clarify
1367 * flow.c (block_label): Update basic_block_for_insn.
1368 (commit_edge_insertions): Call compute_bb_for_insn.
1370 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1373 * flow.c (redirect_edge_and_branch,
1374 try_optimize_cfg): Use redirect_edge_succ_nodup
1375 (redirect_edge_succ_nodup): New.
1376 * basic_block.h (redirect_edge_succ_nodup): Declare.
1378 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1381 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1383 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1384 (try_crossjump_to_edge): Update commetns.
1385 (try_crossjump_bb): Likewise.
1387 2001-07-24 Richard Henderson <rth@redhat.com>
1389 * combine.c (distribute_notes): Move set of need_refresh
1390 for noop_move_p down to catch all cases.
1392 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1394 * recog.c (split_all_insns_noflow): New.
1395 * rtl.h (split_all_insns_noflow): Declare.
1396 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1397 * m68hc11.c (m68hc11_reorg): Likewise.
1398 * sh.c (machine_dependent_reorg): Likewise.
1399 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1402 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1404 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1405 (ashlsi3_n splitter): Likewise.
1406 (lshrsi3_n splitter): Likewise.
1408 (GOTaddr2picreg): Make const SImode.
1409 (sym_label2reg): Likewise.
1410 (symGOT2reg): Likewise.
1411 (symGOTOFF2reg) Likewise.
1413 (casesi_worker_0): Make unspec SImode.
1415 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1417 * config/sh/sh.c (barrier_align): Check that an operand really is
1418 an insn before extracting its INSN_CODE.
1420 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1422 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1425 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1426 for SImode to prevent overflow.
1428 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1430 * config/mips/irix6-libc-compat.c: New file.
1431 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1432 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1435 2001-07-24 lars brinkhoff <lars@nocrew.org>
1437 * rtl.texi (REG_POINTER): Document.
1438 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1439 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1441 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1443 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1445 2001-07-23 Richard Henderson <rth@redhat.com>
1447 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1449 2001-07-23 Kazu Hirata <kazu@hxi.com>
1451 * config/h8300/h8300-protos.h: Add a prototype for
1452 general_operand_dst_push.
1453 * config/h8300/h8300.c (general_operand_dst_push): New.
1454 * config/h8300/h8300.h (OK_FOR_T): New.
1455 (EXTRA_CONSTRAINT): Use it.
1456 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1457 the existing movqi pattern.
1458 (movhi_push): Likewise.
1460 * reload.c: Fix comment typos.
1462 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1464 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1466 2001-07-23 H.J. Lu (hjl@gnu.org)
1468 * doc/extend.texi: Update __builtin_return_address and
1469 __builtin_frame_address.
1471 2001-07-23 Richard Henderson <rth@redhat.com>
1473 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1475 * config/i386/i386.md: New setcc+movzbl peephole2.
1477 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1479 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1480 * objc/objc-act.c: Include debug.h.
1481 (synth_module_prologue): Save and restore debug hooks too.
1483 2001-07-23 lars brinkhoff <lars@nocrew.org>
1485 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1486 and C4X_FLOAT_FORMAT.
1487 (BOOL_TYPE_SIZE): Document.
1489 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1491 * unroll.c (loop_iterations): Fix miscalculation of initial
1494 2001-07-13 Andrew Haley <aph@redhat.com>
1496 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1497 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1498 * config/sh/sh.c (sh_can_redirect_branch): New function.
1499 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1500 * reorg.c (steal_delay_list_from_target): Use
1501 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1503 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1505 * flow.c (try_simplify_condjump): Unlink insn chain on
1506 fallthru edge; use can_fallthru.
1508 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1510 * basic-block.h (find_sub_basic_block): Declare.
1511 * flow.c (make_edges): New arguments MIN and MAX;
1512 (find_sub_basic_blocks): Revamp to use make_edges
1513 and purge_dead_edges.
1514 (find_basic_blocks): Update call of find_sub_basic_block.
1516 * recog.c (split_all_insns): Always expect CFG to be consistent;
1517 call find_sub_basic_blocks in case something has changed.
1518 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1521 * basic-block.h (delete_noop_moves): Declare.
1522 * combine.c (combine_instructions): Call it.
1523 (recog_for_combine): Tolerate noop moves
1524 (distribute_notes): Force refresh when register dies at noop move.
1525 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1527 (life_analysis): Update delete_noop_moves call.
1528 (set_noop_p): Move too ...
1529 * rtlanal.c (noop_move_p): ... here.
1530 * rtl.h (noop_move_p): Declare.
1532 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1533 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1535 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1536 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1538 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1540 * reload.c (push_reload): Fix typo in comment.
1541 (find_reloads_address): Ditto.
1542 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1544 2001-07-22 Richard Henderson <rth@redhat.com>
1546 * flow.c: Grammar check and clarify a lot of comments.
1547 (try_simplify_condjump): Rename variables to be clearer.
1548 (try_forward_edges): Skip complex and fallthru edges.
1549 Rearrange tests to avoid duplicate checks.
1550 (flow_find_cross_jump): Likewise.
1551 (outgoing_edges_match): Allow match if neither branch has
1552 probability data. Loosen probability match to 5%.
1553 (try_crossjump_to_edge): Hoist repeated indirection into
1555 (try_crossjump_bb): Don't check complex edges. Eliminate
1556 redundant crossjump tests.
1557 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1558 checks before more expensive checks.
1560 2001-07-22 Richard Henderson <rth@redhat.com>
1562 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1563 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1566 2001-07-22 Richard Henderson <rth@redhat.com>
1568 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1569 (const_sint32_operand): Likewise.
1570 * m68k.md (anon mulsi pattern): Use const_int_operand not
1571 const_sint32_operand.
1572 (umulsi3_highpart): Zero extend a constant input.
1573 (smulsi3_highpart): Don't bother checking SImode constant.
1574 (const_umulsi3_highpart): Give op3 DImode.
1575 (const_smulsi3_highpart): Likewise.
1577 2001-07-22 Richard Henderson <rth@redhat.com>
1579 * flow.c (split_block): Make sure bb_note is included in the
1580 new block when splitting before a label.
1582 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1584 * basic-block.h (redirect_edge_and_branch_force,
1585 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1586 * flow.c (redirect_edge_and_branch_force,
1587 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1588 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1589 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1590 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1591 instead of label; update CFG after transformation.
1592 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1593 for finishing the transformation; handle even case where ELSE
1594 does not follow THEN.
1595 (find_if_case_2): Update call of dead_or_predictable; simplify
1598 * emit-rtl.c (split_branch_probability): New global variable.
1599 (try_split): Take care to set split_branch_probability and
1600 create REG_BR_PROB note for new jump insns.
1601 * md.texi (define_split): Document new feature.
1603 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1605 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1607 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1608 (asm_out_file): Remove redundant declaration.
1609 (assemble_asm): Remove old #if 0 block.
1610 (assemble_variable): Remove end of function; debug output is
1611 now handled with global_decl. Remove old #if 0 block. Update.
1612 Remove saved_in_section and associated no-op code.
1613 * Makefile.in (varasm.o): Correct dependencies.
1615 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1617 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1618 the definition in defaults.h.
1620 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1622 * jump.c: Update comments.
1623 (delete_barrier_successors, delete_unreferenced_labels,
1624 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1625 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1626 jump_optimize, jump_optimize_minimal): Kill.
1627 (rebuild_jump_labels): Move code from jump_optimize_1.
1628 (purge_line_number_notes): Likewise.
1629 (copy_loop_headers): Likewise.
1630 * reg-stack.c: Update comment.
1632 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1633 JUMP_AFTER_REGSCAN): Kill.
1634 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1635 purge_line_number_notes and copy_loop_headers.
1637 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1638 Richard Henderson <rth@redhat.com>
1640 * dbxout.c (dbxout_global_decl): New.
1641 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1642 * sdbout.c (sdbout_finish): New.
1643 (sdbout_debug_hooks): Use it, add comments.
1644 (sdbout_global_decl): Defer initialised public vars to
1646 * varasm.c (assemble_variable): Don't output debug information
1647 for file-scope variables.
1649 2001-07-22 Richard Henderson <rth@redhat.com>
1651 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1652 (get_round_mode_suffix): New.
1653 (print_operand): Use them for [/]. Remove support for [&'`()+].
1654 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1655 * config/alpha/alpha.md (attr round_suffix): New.
1656 (attr trap_suffix): New.
1657 (all insns): Set them appropriately. Use %/ instead of the
1660 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1662 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1664 2001-07-22 Richard Henderson <rth@redhat.com>
1666 * regrename.c (regrename_optimize): Compute nregs for each
1667 potential target register.
1669 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1670 Richard Henderson <rth@redhat.com>
1672 * dbxout.c (dbxout_global_decl): New.
1673 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1674 * sdbout.c (sdbout_finish): New.
1675 (sdbout_debug_hooks): Use it, add comments.
1676 (sdbout_global_decl): Defer initialised public vars to
1678 * varasm.c (assemble_variable): Don't output debug information
1679 for file-scope variables.
1681 2001-07-21 H.J. Lu (hjl@gnu.org)
1683 * config/mips/mips.c (mips_cpu): Moved into ...
1684 (override_options): Here.
1686 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
1688 (mips_cpu): Removed.
1690 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1692 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
1693 ("iorqi3"): Likewise.
1694 ("xorqi3"): Likewise.
1695 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
1696 ("*subhi3_sp): Likewise.
1697 ("*subhi3"): Likewise.
1698 ("extendhisi2"): Accept D, X and Y as source operand to avoid
1701 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
1703 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
1704 * config/freebsd.h: Likewise.
1705 * config/linux.h: Likewise.
1706 * config/openbsd.h: Likewise.
1707 * config/alpha/linux-elf.h: Likewise.
1708 * config/arm/linux-elf.h: Likewise.
1709 * config/d30v/d30v.h: Likewise.
1710 * config/fr30/fr30.h: Likewise.
1711 * config/ia64/aix.h: Likewise.
1712 * config/ia64/ia64.h: Likewise.
1713 * config/mips/linux.h: Likewise.
1714 * config/pj/pj.h: Likewise.
1715 * config/rs6000/linux.h: Likewise.
1716 * config/sparc/linux.h: Likewise.
1717 * config/sparc/linux64.h: Likewise.
1719 2001-07-20 Bruce Korb <bkorb@gnu.org>
1721 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
1722 because getc() and char* may disagree on signedness.
1724 2001-07-20 Richard Henderson <rth@redhat.com>
1726 * doc/rtl.texi (REG_DEAD): Update for current semantics.
1728 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
1729 insns to delete in the presence of cc0 in a jump insn.
1731 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1732 Jan Hubicka <jh@suse.cz>
1734 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
1735 of doing the change by hand.
1737 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1739 * rtlanal.c (set_noop_p): Return true for noop jumps.
1741 * expr.c (emit_single_push_insn): Add call to push expander.
1742 * expr.h (optab_index): Add OTI_push
1743 (push_optab): New constant.
1744 * genopinit.c (optabs): Add push_optab.
1745 * optabs.c (init_optab): Init push optab.
1746 * md.texi (push??1): Document
1748 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1750 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
1751 expand to emit the pattern; put a REG_INC note for push/pop
1753 ("movdf", "movdf_internal"): Likewise.
1754 ("movsi", "movsi_internal"): Likewise.
1755 ("movsf", "movsf_internal"): Likewise.
1756 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1758 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1760 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1763 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
1765 * params.def: Change default max inline insns to 100.
1767 2001-07-20 Diego Novillo <dnovillo@redhat.com>
1769 * combine.c (combine_simplify_rtx): Generate a new shift operation
1770 when simplifying the first operand of a (neg (ashift)) expression.
1772 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1774 * regclass.c (N_REG_INTS): Use only 32 bits per element.
1776 2001-07-20 Kelley Cook <kelley.cook@home.com>
1778 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
1779 information. Move rest into ...
1780 (*-*-solaris): ... here. Eliminate redundant information and
1781 reword necessary packages section. Delete 4.x assembler bug info.
1782 (sparc-sun-*): Merge into ...
1783 (sparc-sun-sunos*): here.
1785 2001-07-20 Catherine Moore <clm@redhat.com>
1787 * config/v850/v850.md (casesi): Generate LABEL_REF
1790 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1792 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
1793 * i386.c (ix86_zero_extend_to_Pmode): Make global.
1794 * i386.md (strclrsi expander): Use it.
1796 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1798 * integrate.c (copy_insn_list): handle
1799 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
1800 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
1801 identically as to CODE_LABEL.
1803 * fold-const (fold): Convert A/B/C to A/(B*C) and
1806 * except.c (connect_post_landing_pads): Delete the RESX insns.
1808 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
1810 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
1812 * config/mips/mips.md (nmadd/nmsub): Use macro.
1814 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
1816 * cppinit.c (remove_dup_dir): Make static.
1817 (remove_dup_dirs): Make static. Only warn about preempting a
1818 system directory with a non-system directory.
1820 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1822 * ifcvt.c (noce_try_store_flag_constants): Correct order
1823 of parameters to trunc_int_for_mode.
1825 2001-07-19 Mark Mitchell <mark@codesourcery.com>
1827 * reorg.c (fill_simple_delay_slots): If an instruction might throw
1828 an exception that will be caught within this function, do not fill
1829 its delay slot with any subsequent instruction.
1831 2001-07-19 Steve Ellcey <sje@cup.hp.com>
1833 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
1834 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
1835 pointer extension instruction.
1836 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
1837 * simplify-rtx.c (simplify_unary_operation) Likewise.
1838 * explow.c (convert_memory_address) Check value of
1839 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
1841 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
1842 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
1843 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
1844 Add Multilib Support.
1845 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
1846 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
1847 Add Multilib Support.
1848 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
1850 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
1851 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
1852 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
1854 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
1856 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
1857 old and new operands in `<', `3' and `b'.
1859 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1861 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
1862 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
1863 (toplev.o): Don't depend on xcoffout.h.
1864 * c-decl.c: Include debug.h
1865 (duplicate_decls): Use debug hook.
1866 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
1867 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1868 (dbxout_types): Remove.
1869 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
1870 * debug.c (do_nothing_debug_hooks): Update.
1871 (debug_true_tree, debug_nothing_rtx): New.
1872 * debug.h (struct rtx_def): New.
1873 (struct gcc_debug_hooks): New hooks ignore_block,
1874 outlining_inline_function and label.
1875 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
1876 dwarf2out_frame_finish): New.
1877 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
1878 Make static, update prototype.
1879 (dwarf2_debug_hooks): Update.
1880 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
1881 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
1882 * dwarfout.c (dwarf_debug_hooks): Update.
1883 * emit-rtl.c: Include debug.h.
1884 (remove_unnecessary_notes): Use debug hook.
1885 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
1886 (final_scan_insn): Use debug hook.
1887 * integrate.c (output_inline_function): Use debug hook.
1888 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
1889 (sdb_debug_hooks): Update.
1890 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
1891 * toplev.c: Don't include xcoffout.h.
1892 (note_outlining_of_inline_function, debug_ignore_block): Remove.
1893 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
1895 * tree.h (dwarf2out_do_frame): Remove.
1897 2001-07-19 Catherine Moore <clm@cygnus.com>
1899 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
1901 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1903 * reload1.c (eliminate_regs_in_insn): When updating a set
1904 to the frame pointer to the hardware frame pointer, perform
1905 the update always not just when REPLACE is set.
1907 * reload1.c (choose_reload_regs): Don't inherit a reload
1908 that crosses multiple registers if registers past the first
1909 don't fit in the desired class.
1911 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
1912 when negating constants.
1914 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
1916 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
1917 * doc/tree.texi: Ditto.
1919 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
1920 Jakub Jelinek <jakub@redhat.com>
1922 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
1923 (extract_cie_info): Handle "eh" augmentation properly,
1925 (struct frame_state, __frame_state_for): New.
1927 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1929 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
1930 HANDLE_SYSV_PRAGMA): Define.
1931 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
1933 (copy_object): Caller changed.
1935 2001-07-19 Andreas Schwab <schwab@suse.de>
1937 * configure.in (assembler dwarf2 debug_line support): Define nop
1939 * configure: Regenerated.
1941 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1943 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
1945 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
1946 to conditionally compiled block.
1947 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1948 * dbxout.h (dbxout_function): Remove.
1949 * debug.c (do_nothing_debug_hooks): Update.
1950 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
1951 global_decl, deferred_inline_function.
1952 * dwarf2out.c (dwarf2_debug_hooks): Update.
1953 (dwarf2out_global_decl): New.
1954 * dwarfout.c: Don't include dwarfout.h.
1955 (dwarfout_global_decl, dwarfout_function_decl,
1956 dwarfout_deferred_inline_function): New.
1957 (dwarf_debug_hooks): Update.
1958 * dwarfout.h: Remove.
1959 * final.c: Don't include dwarfout.h.
1960 * sdbout.c (sdbout_global_decl): New.
1961 (sdbout_debug_hooks): Update.
1962 * toplev.c: Don't include dwarfout.h.
1963 (check_global_declarations, rest_of_compilation): Use new debug hooks.
1964 (note_deferral_of_defined_inline_function): Remove.
1965 * toplev.h (note_deferral_of_defined_inline_function): Remove.
1966 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
1967 * ch/lex.c: Don't include dwarfout.h.
1968 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
1969 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
1970 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
1971 * cp/optimize.c: Include debug.h.
1972 (maybe_clone_body): Use debug hook.
1973 * cp/semantics.c: Include debug.h.
1974 (expand_body): Use debug hook.
1975 * po/POTFILES.in: Remove dwarfout.h.
1977 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1979 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
1980 * c-parse.in (yyerror, _yylex): Similarly.
1981 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
1982 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
1984 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
1985 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
1987 2001-07-18 Jeff Sturm <jsturm@one-point.com>
1989 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
1990 in-class declaration at -g1. Fixes c++/2814.
1992 2001-07-18 Richard Henderson <rth@redhat.com>
1994 * doc/md.texi (reload_in/out): Document restrictions in predicates
1995 and constraints for these patterns. Document empty string matching
1998 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2000 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2002 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2004 * cse.c: Undo my previous patch.
2006 2001-07-18 Tom Tromey <tromey@redhat.com>
2009 * configure: Rebuilt.
2010 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2012 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2014 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2015 Jan Hubicka <jh@suse.cz>
2017 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2018 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2019 * jump.c (mark_jump_label): Do not forward branches.
2021 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2023 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2024 when return value is unused.
2026 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2028 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2030 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2032 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2033 on error. We can't blindly return the result of
2034 pthread_mutex_trylock because it returns a positive number on
2035 error, while we must return -1 on error.
2036 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2038 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2040 2001-07-18 Andreas Jaeger <aj@suse.de>
2042 * integrate.c (output_inline_function): Correct type of debug_hooks.
2044 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2046 * combine.c (combine_simplify_rtx): DIV can be treated
2047 associatively for floats if unsafe math optimisations are enabled.
2049 2001-07-17 Richard Henderson <rth@redhat.com>
2051 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2053 2001-07-17 Richard Henderson <rth@redhat.com>
2055 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2056 don't force the function address into a register.
2057 (expand_call, emit_library_call_value_1): Update callers.
2058 * builtins.c (expand_builtin_apply): Likewise.
2059 * expr.h (prepare_call_address): Update decl.
2061 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2063 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2065 * config/i386/chorus.h: Move up.
2066 * config/sparc/chorus.h: Likewise.
2067 * config/rs6000/chorus.h: Likewise.
2068 * config/chorus.h: Moved here.
2070 2001-07-17 Andreas Schwab <schwab@suse.de>
2072 * configure.in (assembler eh_frame optimization): Handle big
2074 * configure: Regenerated.
2076 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2078 * expr.c (epxand_expr): Convert divisions into multiplications by
2079 reciprocals if -ffast-math.
2081 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2083 * dbxout.c (dbxout_really_begin_function): Rename to
2084 dbxout_begin_function.
2085 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2086 (dbxout_begin_function): Remove.
2087 (dbxout_function): Update.
2088 (dbxout_source_line): Update prototype.
2089 * dbxout.h (dbxout_begin_function): Remove.
2090 * debug.c (do_nothing_debug_hooks): Update.
2091 (debug_nothing_tree): Update.
2092 (debug_nothing_charstar_rtx): Remove.
2093 * debug.h (union tree_node): Declare.
2094 (struct rtx_def): Remove.
2095 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2096 begin_function. Change source_line prototype.
2097 (debug_nothing_tree): New.
2098 (debug_nothing_charstar_rtx): Delete.
2099 (dwarf2out_begin_prologue): Moved from ...
2101 * dwarf2out.c (dwarf2_debug_hooks): Update.
2102 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2103 debug info, call dwarf2out_source_line.
2104 (dwarf2out_souce_line): Update prototype.
2105 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2106 Change prototype, make static.
2107 (dwarfout_source_line): Update prototype.
2108 (dwarf_debug_hooks): Update.
2109 * dwarfout.h (dwarfout_begin_function): Remove.
2110 * final.c (final_start_function, final_scan_insn): Use appropriate
2111 debug hooks, update to use notice_source_line.
2112 (output_source_line): Rename notice_source_line. Don't call the
2113 source_line debug hook.
2114 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2115 make static, update prototype.
2116 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2118 (sdbout_end_prologue): New.
2119 (sdbout_source_line): Update prototype.
2120 (sdbout_debug_hooks): Update.
2121 (sdbout_symbol): Remove unused var.
2122 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2124 * varasm.c: Include debug.h.
2125 (assemble_start_function): Use begin_function debug_hook.
2126 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2127 update with prototype.
2128 (xcoffout_source_line): Update prototype.
2129 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2131 (xcoffout_source_line): Update prototype.
2133 2001-07-17 Richard Henderson <rth@redhat.com>
2135 * c-typeck.c (build_binary_op): Do not shorten unsigned
2136 right shift after sign extension.
2138 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2140 * combine.c (combine_simplify_rtx): Attempt to simplify
2141 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2143 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2144 (simplify_binary_operation, simplify_unary_operation,
2145 simplify_relational_operation): Use it.
2147 * combine.c (combine_simplify_rtx): Don't do associative law
2148 on divisions; allow associative law on floats.
2150 2001-07-17 H.J. Lu <hjl@gnu.org>
2151 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2153 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2154 ASM_OUTPUT_WEAK_ALIAS are defined.
2155 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2156 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2158 * config/mips/iris5.h: ... here.
2159 (HANDLE_SYSV_PRAGMA): Defined as 1.
2160 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2161 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2164 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2166 * c-parse.in (all_prefix_attributes): New variable.
2167 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2168 (maybe_resetattrs): New production.
2169 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2170 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2171 notype_initdcl, nested_function, notype_nested_function,
2172 component_decl, components, components_notype,
2173 component_declarator, component_notype_declarator,
2174 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2175 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2176 after a comma being applied to more than one declarator.
2177 * doc/extend.texi (Attribute Syntax): Update. Remove
2178 documentation of bugs that are no longer present.
2180 2001-07-13 Eric Christopher <echristo@redhat.com>
2182 * config/mips/mips.h: Change TUNE_MIPS* options to use
2184 (EXTRA_SPECS): Add cc1_cpu_spec.
2185 * config/mips/mips.md (muldf3): Fix typo.
2187 2001-07-16 Richard Henderson <rth@redhat.com>
2189 * config/m68k/m68k.c: Include expr.h and reload.h.
2190 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2191 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2193 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2194 Richard Henderson <rth@redhat.com>
2196 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2197 (insn_live_p): Fix fall off end of function.
2198 (dead_libcall_p): Remove COUNTS argument; update callers.
2199 (delete_trivially_dead_insns): Remove unused variables.
2201 2001-07-17 Andreas Jaeger <aj@suse.de>
2203 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2206 * lcm.c (optimize_mode_switching): Avoid warning for unused
2207 variable if !NORMAL_MODE.
2209 * flow.c (try_crossjump_to_edge): Remove unused variable.
2211 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2213 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2214 atexit declaration in stdlib.h.
2216 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2218 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2220 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2222 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2223 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2224 do rebuild_jump_labels instead of jump_optimize
2225 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2226 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2227 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2229 * flow.c: Include timevar.h
2230 (find_basic_block): Push/pop timevar;
2231 (cleanup_cfg): Likewise.
2232 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2233 * Makefile: Add dependencies on timevar.h
2235 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2236 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2238 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2239 * toplev.c (rest_of_compilation): Update calls.
2240 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2241 (delete_trivially_dead_insns): ... here; accept new argument
2242 preserve_basic_blocks; preserve basic blocks if set.
2244 * reg-stack.c (stack_regs_mentioned): Return 0 if
2245 stack_regs_mentioned_data is not initialized.
2246 (reg_to_stack): Make stack_regs_mentioned survive after the
2247 reg-stack is completted; do not call cleanup_cfg.
2248 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2249 make cleanup_cfg after bb-reorder to output to debug file.
2251 2001-07-16 Richard Henderson <rth@redhat.com>
2253 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2254 from int_reg_class_contents.
2256 2001-07-16 Richard Henderson <rth@redhat.com>
2258 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2259 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2260 (init_reg_sets_1): Move initialization from cse_main.
2261 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2262 (cse_main): Move its initialization also.
2263 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2264 * flow.c (propagate_one_insn): Likewise.
2265 * gcse.c (compute_hash_table): Likewise.
2266 (compute_kill_rd, compute_store_table): Likewise.
2267 * sched-deps.c (sched_analyze_1): Likewise.
2269 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2271 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2274 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2276 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2277 in if statement so we don't access undefined memory.
2279 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2281 * gcse.c: Update comment at top.
2282 Update comment on mem handling.
2283 mem_last_set, mem_first_set, mem_set_in_block: gone.
2284 Declaration of reg_set_info: gone.
2285 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2286 pointless with load_killed_in_block_p (they are *more*
2287 conservative then it, not less, and less accurate).
2288 (oprs_not_set_p): Ditto.
2289 (alloc_gcse_mem): Don't allocate mem_set_in_block
2290 (free_gcse_mem): Don't free it, either.
2291 (record_last_mem_set_info): Update comment in front, remove
2292 mem_*set_* stuff. Note the reason we don't handle stores directly
2294 (compute_hash_table): Update comments to reflect reality. Remove
2295 mem_*set_* references.
2296 (reset_opr_set_tables): Remove mem_*set_* references.
2298 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2299 (mark_clobber): Ditto (on both parts, we double set here too).
2300 (expr_killed_p): Remove mem_set_in_block test.
2301 (compute_transp): Remove mem_set_in_block test.
2303 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2304 of edge, and removal of phi alternative to dump file.
2305 (ssa_ccp_substitute_constants): Add note about register now being
2306 constant, and which uses were replaced in what insns to dump file.
2308 2001-07-16 Andreas Jaeger <aj@suse.de>
2310 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2311 variables of type HOST_WIDEST_INT.
2313 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2314 (__bb_exit_func): Correct type of count_max to avoid overflow.
2315 (num_digits): Handle long long argument.
2317 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2319 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2321 * output.h (sdb_begin_function_line): Restore as an extern
2323 * sdbout.c (sdb_begin_function_line): Make extern.
2325 2001-07-15 Richard Henderson <rth@redhat.com>
2327 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2328 * genrecog.c (maybe_both_true_mode): New.
2329 (maybe_both_true_2): Use it.
2330 (write_switch): Don't put Pmode in a switch.
2331 * rtl.c (mode arrays): Don't explicitly size them.
2333 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2335 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2336 handling; move unconditional splitting before mode switching.
2338 * i386.md (type): Add fistp type.
2339 (i387, length_attr, scheduling definitions): Handle this type.
2340 (fix_trunc?f?i2): Revamp to use mode switching.
2341 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2342 * i386.h (fp_cw_mode): New enum
2343 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2344 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2346 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2348 * Makefile.in (integrate.o): Add debug.h.
2349 * integrate.c (debug.h): Add.
2350 (output_inline_function): Save, reset, and restore debug_hooks.
2352 2001-07-15 Richard Henderson <rth@redhat.com>
2354 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2355 instead of COMPARE for the EQUIV expression.
2357 2001-07-15 Richard Henderson <rth@redhat.com>
2359 * flow.c (redirect_edge_and_branch_force): Initialize
2360 global_live_at_start and global_live_at_end.
2361 (allocate_bb_life_data): Export.
2362 * basic-block.h (allocate_bb_life_data): Declare.
2363 * toplev.c (rest_of_compilation): Call it.
2365 2001-07-15 Richard Henderson <rth@redhat.com>
2367 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2368 (alpha_tablejump_best_label): New.
2369 * config/alpha/alpha-protos.h: Declare them.
2370 * config/alpha/alpha.md: Use braced strings for code blocks.
2371 (tablejump_osf): Break out add with r29.
2372 (tablejump_osf_internal): Remove.
2373 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2374 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2376 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2378 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2381 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2383 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2384 (ix86_fp_jump_nontrivial_p): New.
2385 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2386 use ix86_fp_jump_nontrivial_p.
2387 * i386.c (ix86_fp_jump_nontrivial_p): New.
2388 (ix86_split_fp_branch): Accept code instead of rtx.
2389 (ix86_expand_compare): Expand comparison early in case
2390 doing so is resonably cheap.
2392 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2394 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2396 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2397 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2399 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2401 * dbxout.c (dbxout_source_line): Make static, update prototype.
2402 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2403 (dbxout_init, dbxout_finish, dbxout_source_line,
2404 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2405 * dbxout.h (dbxout_source_line): Delete.
2406 * debug.c (debug_nothing_file, debug_nothing_file_int,
2407 debug_nothing_file_charstar_rtx): New.
2408 (do_nothing_debug_hooks): Update.
2409 (debug_nothing_void, debug_nothing_charstar_rtx,
2410 dwarf2out_end_epilogue): New.
2411 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2412 * debug.h (struct rtx_def): Declare.
2413 (gcc_debug_hooks): New hooks source_line, end_epilogue
2415 (debug_nothing_void, debug_nothing_charstar_rtx,
2416 dwarf2out_end_epilogue): New.
2417 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2418 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2419 (dwarf2_debug_hooks): Update.
2420 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2421 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2422 * dwarf2out.h (dwarf2out_source_line): Remove.
2423 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2424 Make static, update prototype.
2425 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2426 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2427 (dwarf_debug_hooks): Update.
2428 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2429 dwarfout_end_function): Remove.
2430 * final.c (profile_function): Use debug hooks for ending functions
2432 (output_source_line, final_end_function): Update prototype,
2434 (final_start_function, final_scan_insn): Update.
2435 * output.h (sdb_begin_function_line): Remove.
2436 (final_end_function): Update prototype.
2437 * sdbout.c (sdb_begin_function_line): Make static.
2438 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2439 (sdbout_source_line): New.
2440 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2442 (sdb_debug_hooks): Update.
2443 (sdbout_init, sdbout_source_line,
2444 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2445 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2446 * toplev.c (compile_file, rest_of_compilation): Update.
2447 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2448 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2449 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2450 Update for prototype changes.
2451 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2452 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2454 2001-07-15 Richard Henderson <rth@redhat.com>
2456 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2457 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2458 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2459 * config/alpha/alpha.c: Likewise.
2460 * config/alpha/alpha.md: Likewise.
2461 * config/alpha/alpha32.h: Likewise.
2462 * config/alpha/vms.h: Likewise.
2465 2001-07-14 Richard Henderson <rth@redhat.com>
2467 * config/alpha/alpha.md: Use define_constants for unspec values.
2468 Substitute throughout.
2470 2001-07-14 Tim Josling <tej@melbpc.org.au>
2472 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2474 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2476 * pa.md: Remove unused constraints from define_split's.
2478 2001-04-14 Richard Henderson <rth@redhat.com>
2480 * ifcvt.c (find_cond_trap): Test for exit block.
2482 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2484 Re-install recently reverted patch.
2485 * emit-rtl.c (try_split): Update mark_jump_label call.
2486 * flow.c (find_sub_basic_blocks): Likewise.
2487 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2489 (mark_all_labels): Kill second parameter.
2490 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2491 (rebuild_jump_labels, jump_optimize_minimal): Update call
2493 (jump_optimize_1): Kill crossjumping code.
2494 (mark_jump_label): Kill cross_jump parameter.
2495 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2496 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2497 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2499 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2501 (dump_file_info): Likewise.
2502 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2503 reorganize passes to do reg-stack first, bb-reorder second.
2504 * invoke.texi (-d letters doc): Remove the jump2 pass.
2506 2001-07-14 Richard Henderson <rth@redhat.com>
2508 * ifcvt.c (find_cond_trap): New.
2509 (find_if_header): Call it.
2510 (merge_if_block): Relax existing jump sanity check.
2511 * jump.c (jump_optimize_1): Remove conditional trap handling.
2513 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2515 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2517 (insn_refs_are_delayed): Correct comment.
2518 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2519 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2520 instead of r31. Make associated insn !TARGET_64BIT, and
2521 provide an additional 64-bit insn that clobbers r2.
2523 (udivsi3): Likewise.
2525 (umodsi3): Likewise.
2527 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2529 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2531 * flow.c (redirect_edge_and_branch_force, split_edge,
2532 try_crossjump_to_edge): Use set_block_for_new_insns.
2533 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2535 2001-07-13 H.J. Lu (hjl@gnu.org)
2537 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2540 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2542 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2544 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2546 * c-common.c (decl_attributes): Take a pointer to the node to
2547 which attributes are to be attached, and a flags argument.
2548 * c-common.h (enum attribute_flags): New.
2549 (decl_attributes): Update prototype.
2550 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2551 finish_enum, start_function): Update calls to decl_attributes.
2552 * c-parse.in (component_declarator, component_notype_declarator,
2553 label): Update calls to decl_attributes.
2555 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2557 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2558 * config/avr/avr.c (legitimate_address_p): Return value changed
2559 from letter to register classes. For better debugging.
2561 2001-07-13 Kazu Hirata <kazu@hxi.com>
2563 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2565 2001-07-13 H.J. Lu (hjl@gnu.org)
2567 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2569 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2571 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2572 correctly for shared configurations.
2573 * config/t-libgcc-pic: New.
2574 * config/{i386,m68k,sparc}/t-openbsd: New.
2575 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2576 Support -shared. Support debugging libraries with -g.
2577 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2578 frame information does not emit pointer diffs.
2579 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2582 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2584 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2586 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2588 * combine.c (try_combine): Ensure const_int pow2 is positive.
2590 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2592 * config.gcc: Add configuration for s/390.
2593 * config/s390/s390.c: New. Subroutines for code generation.
2594 * config/s390/s390.h: New. Definitions for s/390.
2595 * config/s390/s390-protos.h: New. Prototypes.
2596 * config/s390/linux.h: New. Definitions for linux for s/390.
2597 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2598 * config/s390/t-linux: New. Makefile fragment.
2599 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2600 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2602 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2604 * emit-rtl.c (try_split): Update mark_jump_label call.
2605 * flow.c (find_sub_basic_blocks): Likewise.
2606 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2608 (mark_all_labels): Kill second parameter.
2609 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2610 (rebuild_jump_labels, jump_optimize_minimal): Update call
2612 (jump_optimize_1): Kill crossjumping code.
2613 (mark_jump_label): Kill cross_jump parameter.
2614 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2615 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2616 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2618 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2620 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2621 reorganize passes to do reg-stack first, bb-reorder second.
2622 * invoke.texi (-d letters doc): Remove the jump2 pass.
2624 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2626 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2628 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2630 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2632 (verify_flow_info): Make diagnostics prettier.
2634 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2636 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2638 * flow.c (outgoing_edges_match): Return early if condition reversal
2641 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2643 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2644 (mips_move_2words): When splitting a move into two instructions,
2645 prefix the second address operand with '%D'.
2647 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2649 * Makefile.in (final.o): Depend on debug.h.
2650 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2651 (dbx_debug_hooks): Add new hooks.
2652 (xcoff_debug_hooks): New.
2653 * debug.c (debug_nothing_file_int_int): New.
2654 (do_nothing_debug_hooks): Update.
2655 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2656 (debug_nothing_file_int_int): New.
2657 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2658 static, update prototype.
2659 (dwarf2_debug_hooks): Update.
2660 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2661 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2662 static, update prototype.
2663 (dwarf_debug_hooks): Update.
2664 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2665 * final.c: Include debug.h.
2666 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2667 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2668 static, update prototype.
2669 (sdb_debug_hooks): Update.
2670 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2671 * toplev.c: Distinguish between xcoff and dbx.
2673 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2674 Call all debug hooks, not just dwarf ones.
2676 2001-07-11 Timothy Wall <twall@redhat.com>
2678 * config.gcc: Add configuration for AIX5/IA64.
2679 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2680 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2681 support prefix/suffix code.
2682 * config/ia64/t-aix: New. Makefile fragment.
2683 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
2685 2001-07-11 Kazu Hirata <kazu@hxi.com>
2687 * recog.c (validate_change): Fix a comment typo.
2689 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
2691 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
2692 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
2694 * dbxout.c (dbx_debug_hooks): Add new hooks.
2695 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
2697 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
2699 * dbxout.h (dbxout_start_new_source_file,
2700 dbxout_resume_previous_source_file): Delete.
2701 * debug.c (do_nothing_debug_hooks): Add new hooks.
2702 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2703 (debug_nothing_int_charstar, debug_nothing_int): New.
2704 * debug.h (gcc_debug_hooks): New hooks define, undef,
2705 start_source_file and end_source_file.
2706 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2707 (debug_nothing_int_charstar, debug_nothing_int): New.
2708 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
2709 the conditionally compiled section.
2710 (dwarf2out_start_source_file, dwarf2out_end_source_file,
2711 dwarf2out_define, dwarf2out_undef): Make static.
2712 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
2713 dwarf2out_define, dwarf2out_undef): Remove.
2714 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
2715 (dwarfout_start_source_file, dwarfout_end_source_file,
2716 dwarfout_define, dwarfout_undef): Make static.
2717 (dwarfout_start_source_file_check,
2718 dwarfout_end_source_file_check): New.
2719 (dwarfout_define, dwarfout_finish): Update.
2720 * dwarfout.h (dwarfout_start_new_source_file,
2721 dwarfout_resume_previous_source_file, dwarfout_define,
2722 dwarfout_undef): Remove.
2723 * sdbout.c (sdb_debug_hooks): Add new hooks.
2724 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
2726 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
2727 make static, take an arg.
2728 * sdbout.h (sdbout_start_new_source_file,
2729 sdbout_resume_previous_source_file): Delete.
2730 * toplev.c (debug_start_source_file, debug_end_source_file,
2731 debug_define, debug_undef): Delete.
2732 * toplev.h (debug_start_source_file, debug_end_source_file,
2733 debug_define, debug_undef): Delete.
2735 * java/jcf-parse.c: Include debug.h.
2736 (parse_class_file): Update to use debug hooks directly.
2737 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
2739 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2741 * alias.c (set_mem_alias_set): New function.
2742 * rtl.h (set_mem_alias_set): Declare it.
2743 * builtins.c (expand_builtin_return_addr): Call it instead of
2744 using MEM_ALIAS_SET accessor.
2745 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
2746 (get_memory_rtx, expand_builtin_va_arg): Likewise.
2747 (expand_builtin_va_copy):Likewise.
2748 * caller-save.c (setup_save_areas): Likewise.
2749 * calls.c (compute_argument_addresses): Likewise.
2750 * explow.c (set_mem_attributes): Likewise.
2751 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
2752 (expand_assignment, store_constructor_field, store_field): Likewise.
2753 (expand_expr_unaligned): Likewise.
2754 * function.c (assign_stack_temp_for_type): Likewise.
2755 (put_reg_into_stack, gen_mem_addressof): Likewise.
2756 * ifcvt.c (noce_try_cmove_arith): Likewise.
2757 * reload1.c (reload, alter_reg): Likewise.
2758 * config/alpha/alpha.c (get_aligned_mem): Likewise.
2759 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
2760 (alpha_expand_unaligned_store): Likewise
2761 (alpha_expand_unaligned_load_words): Likewise.
2762 (alpha_expand_unaligned_store_words): Likewise.
2763 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
2764 (alpha_expand_epilogue): Likewise.
2765 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
2766 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
2767 * config/i386/i386.c (legitimize_pic_address): Likewise.
2768 * config/i960/i960.c (setup_incoming_varargs): Likewise.
2769 * config/ia64/ia64.c (spill_restore_mem): Likewise.
2770 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
2771 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
2772 * config/mips/mips.c (mips_va_arg): Likewise.
2773 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2774 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2775 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2776 (setup_incoming_varargs, rs6000_va_arg): Likewise.
2777 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
2778 (rs6000_emit_epilogue): Likewise.
2779 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
2780 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2781 * config/v850/v850.c (v850_va_arg): Likewise.
2783 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2785 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
2786 when fallthru edge is present.
2787 (mege_blocks): Handle case where creation of jump insn
2790 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
2791 CLEANUP_POST_REGSTACK): New constants.
2792 * except.c (finish_eh_generation): Update call of cleanup_cfg,
2793 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
2794 * output.h (cleanup_cfg): Update prototype.
2795 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
2796 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
2797 cleanup_cfg call; kill missleading comment.
2798 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
2799 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
2800 parameter; control optimizations performed using it.
2801 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2802 try_crossjump_bb): New functions.
2804 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2806 * pa.c (pa_output_function_prologue): Delete prototype. Make function
2808 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
2809 pa_output_function_prologue.
2810 * pa-protos.h (pa_output_function_prologue): New prototype.
2812 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2814 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
2815 and low to get correct sign extension in low+high test.
2817 2001-07-11 Janis Johnson <janis@us.ibm.com>
2819 * gcov.c (arcdata): Use gcov_type to fix branch percentage
2820 for large hit count.
2822 * profile.c (branch_prob): Fix .bbg info for computed gotos
2825 2001-07-11 Mark Mitchell <mark@codesourcery.com>
2827 * stmt.c (parse_output_constraint): New function, split out
2829 (expand_asm_operands): ... here. Use parse_output_constraint.
2830 * tree.h (parse_output_constraint): Declare it.
2832 2001-07-11 Richard Henderson <rth@redhat.com>
2834 * bitmap.c: Comment some functions; fiddle whitespace.
2835 (bitmap_free): Don't export.
2836 (bitmap_element_allocate): Use memset.
2837 * bitmap.h (bitmap_free): Don't declare.
2839 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
2841 * gcse.c, lcm.c, sched-deps.c:
2842 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
2844 * flow.c (flow_loops_find): Free dom if we found no loops, since
2845 we aren't going to save it.
2847 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
2850 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
2852 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
2854 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2856 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
2857 #ifndef DWARF2_DEBUGGING_INFO.
2859 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2861 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
2863 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2865 * config/mips/mips.c (gen_int_relational): Tell the caller not to
2866 reverse a branch if a NE comparison is implemented with GTU.
2868 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2869 H.J. Lu <hjl@gnu.org>
2871 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
2873 (call_internal2): Likewise.
2874 (call_value_internal1): Likewise.
2875 (call_value_internal2): Likewise.
2876 (call_value_multiple_internal1): Likewise.
2877 (call_value_multiple_internal2): Likewise.
2879 2001-07-10 Kazu Hirata <kazu@hxi.com>
2881 * calls.c (emit_library_call_value_1): Fix a comment typo.
2882 * dwarf2out.c (mem_loc_descriptor): Likewise.
2883 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
2885 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
2887 * simplify-rtx.c (simplify_subreg): Fix typo in comment
2889 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2891 * recog.c (offsettable_address_p): Handle LO_SUM case.
2892 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
2893 instead of plus_constant.
2895 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2897 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
2898 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
2900 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2902 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
2903 adjust_address_nv instead of plus_constant.
2905 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
2907 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
2908 dwarf2out.o): Depend on debug.h, wrap long lines.
2909 * dbxout.c: Include debug.h.
2910 (dbx_debug_hooks): New.
2911 (dbxout_init): Make static, take just 2 args.
2912 (dbxout_finish): Make static.
2913 * dbxout.h (dbxout_init, dbxout_finish): Delete.
2914 * debug.c: New file.
2915 * debug.h: New file.
2916 * dwarf2out.c: Include debug.h.
2917 (dwarf2_debug_hooks): New.
2918 (dwarf2out_init): Make static.
2919 (dwarf2out_finish): Make static, take 2 args.
2920 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
2921 * dwarfout.c: Include debug.h.
2922 (dwarf_debug_hooks): New.
2923 (dwarfout_init): Make static.
2924 (dwarfout_finish): Make static, take 2 args.
2925 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
2926 * sdbout.c: Include debug.h.
2927 (sdb_debug_hooks): New.
2928 (sdbout_init): Make static, take 2 args.
2929 * sdbout.h (sdbout_init): Delete.
2930 * toplev.c: Include debug.h.
2932 (compile_file): Set deubg_hooks based on command line options.
2933 Use the hooks unconditionally rather than conditional compilation.
2935 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
2937 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
2938 first_insn_after_basic_block_note instead.
2940 * df.c (df_bb_refs_unlink): #if 0 out for now.
2942 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
2944 * ssa.h: Add prototype for ssa_const_prop
2945 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
2946 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
2947 (ssa_fast_dce): Remove unused variable
2949 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2951 * diagnostic.c (finish_diagnostic): Rename to
2952 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
2955 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
2957 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
2960 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
2961 (dump_file): Only pad the demangled name with spaces if the
2962 mangled name was padded with spaces.
2964 2001-07-10 Bernd Schmidt <bernds@redhat.com>
2966 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
2969 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2971 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
2972 extraction if no direct load if either EXPAND_CONST_ADDRESS or
2975 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
2976 whether can put offset inside LO_SUM to check mode alignment, not size.
2978 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2980 * doc/tm.texi (Misc): Fix thinko.
2982 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
2984 * regmove.c (replace_in_call_usage): Fix warnings.
2985 * sched-deps.c (add_dependence): Fix warnings.
2986 * simplify-rtx.c (simplify_subreg): Likewise.
2987 Return NULL_RTX instead of NULL.
2989 * reg-stack.c (emit_swap_insn): Eliminate warnings.
2990 (subst_asm_stack_regs): Likewise.
2992 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
2995 * dwarf2out.c (output_call_frame_info): Declare i as int.
2996 (build_abbrev_table): Declare n_alloc as int.
2997 (dwarf2out_finish): Initialize die.
2998 * except.c: Declare sjlj_funcdef_number as unsigned.
2999 (connect_post_landing_pads): Declare j as unsigned.
3000 (convert_to_eh_region_ranges): Initialize call_site.
3001 (output_function_exception_table): Initialize tt_format_size.
3002 * expr.c (move_by_pieces_1): Initialize to1.
3003 (store_constructor): Initialize minelt and maxelt.
3004 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3005 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3007 * c-decl.c (combine_parm_decls): Unused, remove.
3008 * c-tree.h: Remove prototype for combine_parm_decls.
3010 * reload.c (push_reload): Fix warning.
3011 (regno_clobbered_p): Likewise.
3012 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3013 (reload_combine): Likewise.
3015 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3016 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3018 * bitmap.c (bitmap_operation): Change user.
3019 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3021 2001-07-10 Eric Christopher <echristo@redhat.com>
3023 * config/mips/mips.c (override_options): Fix typo.
3025 2001-07-09 Stan Shebs <shebs@apple.com>
3027 * target.h (struct gcc_target): New fields init_builtins and
3029 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3030 (TARGET_EXPAND_BUILTIN): New macro.
3031 (TARGET_INITIALIZER): Add them.
3032 * builtins.c: Include target.h.
3033 (expand_builtin): Use targetm.expand_builtin.
3034 (default_init_builtins): New function.
3035 (default_expand_builtin): New function.
3036 * expr.h (default_init_builtins): Declare.
3037 (default_expand_builtin): Declare.
3038 * c-common.c (c_common_nodes_and_builtins): Use
3039 targetm.init_builtins.
3040 * defaults.h (MD_INIT_BUILTINS): Remove.
3041 * Makefile.in (builtins.o): Depend on target.h.
3043 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3044 (TARGET_EXPAND_BUILTIN): Define.
3045 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3046 (MD_EXPAND_BUILTIN): Remove.
3048 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3049 (TARGET_EXPAND_BUILTIN): Define.
3050 (c4x_init_builtins): Make endlink arg a local.
3051 (c4x_print_operand): Fix typos in adjust_address usages.
3052 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3053 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3054 (MD_EXPAND_BUILTIN): Remove.
3056 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3057 (TARGET_EXPAND_BUILTIN): Define.
3058 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3059 (ix86_init_builtins): Call new function only if TARGET_MMX.
3060 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3061 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3062 (MD_EXPAND_BUILTIN): Remove.
3064 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3065 (TARGET_EXPAND_BUILTIN): Define.
3066 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3067 (MD_EXPAND_BUILTIN): Remove.
3069 * doc/tm.texi: Document these changes.
3071 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3073 * basic-block.h (tree_node): Forward declare if needed.
3074 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3075 (BLOCK_HEAD_TREE): Define.
3076 (BLOCK_END_TREE): Define.
3077 (struct loops): Rename field 'tree' to 'tree_root'.
3078 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3080 (flow_loops_tree_build): Rename reference to field 'tree' to
3082 (flow_loops_level_compute): Ditto.
3083 * predict.c (estimate_bb_frequencies): Ditto.
3084 * tree.h (struct tree_common): Add field 'aux'.
3086 2001-07-09 Stan Shebs <shebs@apple.com>
3088 * config/darwin.c (darwin_encode_section_info): Don't mark any
3089 DECL_EXTERNAL node as defined.
3091 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3093 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3094 pa_free_machine_status, hppa_init_pic_save): Delete.
3095 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3096 (hppa_profile_hook): Use hppa_pic_save_rtx.
3097 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3098 hppa_init_pic_save): Delete.
3099 (hppa_pic_save_rtx): Declare.
3100 * pa.md (call, call_value, sibcall, sibcall_value,
3101 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3103 2001-07-09 Kazu Hirata <kazu@hxi.com>
3105 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3106 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3108 2001-07-09 Andreas Jaeger <aj@suse.de>
3110 * output.h: Add declaration of final_forward_branch_p.
3112 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3114 * varray.c: Include errors.h for internal_error and trim_filename
3117 * Makefile.in (varray.o): Add errors.h.
3119 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3121 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3122 * optabs.c (have_add2_insn): Check whether the add insn chosen
3123 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3124 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3126 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3128 * Makefile.in (OBJS): Add ssa-ccp.o
3129 (ssa-ccp.o): Add dependencies.
3130 * toplev.c (DFI_ssa_ccp): New dump file enum.
3131 (dump_file): Add entry for dumping after SSA CCP.
3132 (flag_ssa_ccp): New flag variable.
3133 (f_options): Add -fssa-ccp.
3134 (rest_of_compilation): Run SSA CCP if requested.
3135 * timevar.def (TV_SSA_CCP): New timevar.
3136 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3137 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3138 Fix minor typo in SSA DCE documentation.
3139 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3140 Add documentation for new dump option. Renumber dump files
3143 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3145 * emit-rtl.c (gen_highpart_mode): New.
3146 * rtl.h (gen_highpart_mode): Declare.
3147 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3148 operand can be VOIDmode constant.
3150 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3152 * flow.c (redirect_edge_and_branch_force): New.
3153 (can_fallthru): Ensure that basic blocks are succeeding.
3154 (try_optimize_cfg): Do not delete basic block if it is the last one.
3156 * flow.c (try_redirect_by_replacing_jump): Do not remove
3157 jumps with side effects, unlink chain on fallthru edge;
3158 set block for new jump instruction; avoid basic block to
3159 over by line number note.
3161 * flow.c (try_simplify_condjump): Verify that the condjump
3162 is not always falling trought.
3165 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3167 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3168 (try_redirect_by_replacing_jump): Update properly the count
3169 and frequency information.
3171 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3173 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3174 address that is a LO_SUM specially.
3175 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3177 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3179 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3180 (operand_subword): Use them.
3181 (change_address_1): Renamed from change_address; new arg VALIDATE.
3182 * expr.h: Reflect above changes; change_address now macro.
3183 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3185 * cselib.c (add_mem_for_addr): Likewise.
3186 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3187 * regmove.c (try_apply_stack_adjustment): Likewise.
3188 * reload.c (push_reload, make_memloc): Likewise.
3189 * reload1.c (eliminate_regs): Likewise.
3190 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3191 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3193 * combine.c (make_extraction, simplify_shift_const): Likewise.
3194 (gen_lowpart_for_combine): Likewise.
3195 * cse.c (gen_lowpart_if_possible): Likewise.
3196 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3197 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3198 * optabs.c (gen_move_insn): Likewise.
3199 * reload1.c (alter_reg): Likewise.
3200 * simplify-rtx.c (simplify_subreg): Likewise.
3201 * stmt.c (expand_anon_union_decl): Likewise.
3202 * recog.c (validate_replace_rtx_1): Likewise.
3204 * Makefile.in (recog.o): Add $(EXPR_H).
3205 * explow.c (stabilize): Call replace_equiv_address.
3206 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3207 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3209 2001-07-03 Andrew Haley <aph@redhat.com>
3211 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3212 the mode of the memory location.
3214 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3216 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3218 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3220 * final.c (output_addr_const): Use target opening and
3221 closing parentheses.
3222 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3223 defaults, add to TARGET_ASM_OUT.
3224 * target.h (struct gcc_target): Add open_paren and close_paren.
3225 * doc/md.texi: Update.
3226 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3227 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3228 TARGET_ASM_CLOSE_PAREN.
3229 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3231 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3233 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3234 * config/a29k/a29k.h: Similarly.
3235 * config/alpha/alpha.h: Similarly.
3236 * config/arc/arc.h: Similarly.
3237 * config/arm/aof.h: Similarly.
3238 * config/arm/aout.h: Similarly.
3239 * config/avr/avr.h: Similarly.
3240 * config/c4x/c4x.h: Similarly.
3241 * config/clipper/clipper.h: Similarly.
3242 * config/convex/convex.h: Similarly.
3243 * config/d30v/d30v.h: Similarly.
3244 * config/dsp16xx/dsp16xx.h: Similarly.
3245 * config/elxsi/elxsi.h: Similarly.
3246 * config/fr30/fr30.h: Similarly.
3247 * config/h8300/h8300.h: Similarly.
3248 * config/i370/i370.h: Similarly.
3249 * config/i386/i386.h: Similarly.
3250 * config/i860/i860.h: Similarly.
3251 * config/i960/i960.h: Similarly.
3252 * config/ia64/ia64.h: Similarly.
3253 * config/m32r/m32r.h: Similarly.
3254 * config/m68hc11/m68hc11.h: Similarly.
3255 * config/m68k/m68k.h: Similarly.
3256 * config/m88k/m88k.h: Similarly.
3257 * config/mcore/mcore.h: Similarly.
3258 * config/mips/mips.h: Similarly.
3259 * config/mn10200/mn10200.h: Similarly.
3260 * config/mn10300/mn10300.h: Similarly.
3261 * config/ns32k/ns32k.h: Similarly.
3262 * config/pa/pa.h: Similarly.
3263 * config/pdp11/pdp11.h: Similarly.
3264 * config/pj/pj.h: Similarly.
3265 * config/romp/romp.h: Similarly.
3266 * config/rs6000/rs6000.h: Similarly.
3267 * config/sh/sh.h: Similarly.
3268 * config/sparc/sparc.h: Similarly.
3269 * config/v850/v850.h: Similarly.
3270 * config/vax/vax.h: Similarly.
3271 * config/we32k/we32k.h: Similarly.
3273 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3275 * doc/c-tree.texi: Document representation of attributes.
3277 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3279 * doc/tm.texi: Update some places for the rename of target to
3282 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3284 * target.h (struct gcc_target): Add insert_attributes.
3285 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3286 (TARGET_INITIALIZER): Update.
3287 * tree.c, tree.h (default_insert_attributes): New function.
3288 Update comments on other default functions to refer to targetm,
3290 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3291 TARGET_INSERT_ATTRIBUTES.
3292 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3293 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3294 Don't use PRAGMA_INSERT_ATTRIBUTES.
3295 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3296 * c-decl.c (start_decl, start_function): Don't call
3297 SET_DEFAULT_DECL_ATTRIBUTES.
3298 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3299 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3301 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3302 (c4x_check_attribute): Avoid modifying attribute list itself.
3303 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3305 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3306 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3308 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3309 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3311 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3312 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3314 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3315 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3316 Adjust parameters. Make static.
3318 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3320 * c-common.c (decl_attributes): Only take a single attributes
3322 * c-common.h (decl_attributes): Update prototype.
3323 * c-decl.c (start_decl, start_function): Only take a single
3324 attributes parameter. Update calls to decl_attributes.
3325 (finish_struct, finish_enum): Update calls to decl_attributes.
3326 (push_parm_decl): Expect unified list of attributes. Update call
3328 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3329 notype_nested_function, component_declarator,
3330 component_notype_declarator, label): Update calls to
3332 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3333 lists that are passed to push_parm_decl.
3334 * c-tree.h (start_function, start_decl): Update prototypes.
3335 * config/sh/sh-protos.h, config/sh/sh.c
3336 (sh_pragma_insert_attributes): Only take a single attributes
3338 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3339 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3340 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3341 build_module_descriptor, generate_static_references,
3342 generate_strings, build_selector_translation_table,
3343 generate_descriptor_table, generate_protocols,
3344 generate_ivars_list, generate_dispatch_table,
3345 generate_protocol_list, generate_category,
3346 generate_shared_structures, really_start_method, add_objc_decls,
3347 generate_classref_translation_entry): Update calls to start_decl
3349 (build_tmp_function_decl, start_method_def): Unify attribute lists
3350 that are passed to push_parm_decl.
3352 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3354 * final.c (no_asm_to_stream): New.
3355 (final_scan_insn): Use target structures for prologue ends
3356 and epilogue starts.
3357 * output.h (no_asm_to_stream): New.
3358 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3359 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3360 (TARGET_ASM_OUT): Update.
3361 * target.h (struct gcc_target): New members function_end_prologue
3362 and function_begin_epilogue.
3363 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3364 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3365 * config/alpha/alpha.c (output_end_prologue): Rename to
3366 alpha_output_function_end_prologue. Use in target struct
3368 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3369 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3370 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3371 ia64_output_function_end_prologue. Use in target struct
3373 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3374 mistyped prototypes.
3375 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3376 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3378 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3379 an use in target struct, make static.
3380 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3383 2001-07-08 Richard Henderson <rth@redhat.com>
3385 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3387 2001-07-08 Richard Henderson <rth@redhat.com>
3389 * config/i386/i386.md: Remove constraints strings from define_split
3390 and define_peephole2 patterns.
3391 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3392 (eh_return): Use them.
3394 2001-07-08 Richard Henderson <rth@redhat.com>
3396 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3397 Document MD_FALLBACK_FRAME_STATE_FOR.
3399 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3401 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3402 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3404 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3406 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3408 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3409 of the label inside NAME as opposed to just the end of NAME.
3411 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3413 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3414 * config/alpha/alpha.c (alpha_init_machine_status,
3415 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3416 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3417 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3418 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3420 2001-07-06 Stan Shebs <shebs@apple.com>
3422 * target.h (targetm): Rename global from "target", so as not to
3423 conflict with local variables.
3425 * c-typeck.c: Ditto.
3429 * cp/decl2.c: Ditto.
3430 * cp/typeck.c: Ditto.
3431 * 1750a/1750a.c: Ditto.
3432 * a29k/a29k.c: Ditto.
3436 * clipper/clipper.c: Ditto.
3437 * convex/convex.c: Ditto.
3438 * d30v/d30v.c: Ditto.
3439 * dsp16xx/dsp16xx.c: Ditto.
3440 * elxsi/elxsi.c: Ditto.
3441 * fr30/fr30.c: Ditto.
3442 * h8300/h8300.c: Ditto.
3443 * i370/i370.c: Ditto.
3444 * i386/i386.c: Ditto.
3445 * i860/i860.c: Ditto.
3446 * i960/i960.c: Ditto.
3447 * ia64/ia64.c: Ditto.
3448 * m32r/m32r.c: Ditto.
3449 * m68hc11/m68hc11.c: Ditto.
3450 * m68k/m68k.c: Ditto.
3451 * m88k/m88k.c: Ditto.
3452 * mips/mips.c: Ditto.
3453 * ns32k/ns32k.c: Ditto.
3455 * pdp11/pdp11.c: Ditto.
3456 * romp/romp.c: Ditto.
3457 * rs6000/rs6000.c: Ditto.
3459 * sparc/sparc.c: Ditto.
3461 * we32k/we32k.c: Ditto.
3462 * doc/tm.texi: Update the manual to match.
3464 2001-07-06 Richard Henderson <rth@redhat.com>
3466 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3467 DWARF2_UNWIND_INFO not just whether it is defined.
3469 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3471 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3472 call to simplify_binary_operation returns a new pattern.
3474 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3476 * glimits.h (__SHRT_MAX__): New.
3477 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3478 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3480 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3482 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3485 2001-07-06 Richard Henderson <rth@redhat.com>
3487 * bitmap.c (bitmap_release_memory): Move adjacent to the
3488 allocation functions.
3489 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3490 the implementation. Binary search for the set bit.
3491 (bitmap_union_of_diff): Allocate the temporary on the stack
3492 instead of using xmalloc.
3494 2001-07-06 Richard Henderson <rth@redhat.com>
3496 * genrecog.c (validate_pattern): Warn for constraints in
3497 define_{expand,split,peephole2}. Remove strict_low_part
3498 before looking up match_dup.
3500 2001-07-06 DJ Delorie <dj@redhat.com>
3502 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3503 chapter about various build hints and history. Add section
3504 talking about the various types of native and cross builds.
3506 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3508 * Makefile.in (final.o): Depend on target.h.
3509 * final.c: Include target.h.
3510 (default_function_pro_epilogue): New.
3511 (final_start_function): Use target structure for function prologues.
3512 (final_end_function): Use target structure for function epilogues.
3513 * fold-const.c (real_hex_to_f): Constify s and p.
3514 * output.h (default_function_pro_epilogue): New.
3515 * real.h (real_hex_to_f): Update prototype.
3516 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3517 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3518 (TARGET_INITIALIZER): Update.
3519 * target.h (gcc_target): Add struct asm_out.
3520 * doc/tm.texi: Update.
3523 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3524 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3525 in cpu/cpu.c, or rename old functions consistently. Take
3526 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3527 redundant macros and prototypes. Make new functions static.
3529 * 1750a/1750a.c: Similarly.
3530 * 1750a/1750a.h: Similarly.
3531 * a29k/a29k-protos.h: Similarly.
3532 * a29k/a29k.c: Similarly.
3533 * a29k/a29k.h: Similarly.
3534 * arc/arc-protos.h: Similarly.
3535 * arc/arc.c: Similarly.
3536 * arc/arc.h: Similarly.
3537 * arm/arm-protos.h: Similarly.
3538 * arm/arm.c: Similarly.
3539 * arm/arm.h: Similarly.
3540 * avr/avr-protos.h: Similarly.
3541 * avr/avr.c: Similarly.
3542 * avr/avr.h: Similarly.
3543 * clipper/clipper-protos.h: Similarly.
3544 * clipper/clipper.c: Similarly.
3545 * clipper/clipper.h: Similarly.
3546 * convex/convex.c: Similarly.
3547 * convex/convex.h: Similarly.
3548 * d30v/d30v-protos.h: Similarly.
3549 * d30v/d30v.c: Similarly.
3550 * d30v/d30v.h: Similarly.
3551 * d30v/d30v.md: Similarly.
3552 * dsp16xx/dsp16xx-protos.h: Similarly.
3553 * dsp16xx/dsp16xx.c: Similarly.
3554 * dsp16xx/dsp16xx.h: Similarly.
3555 * elxsi/elxsi.c: Similarly.
3556 * elxsi/elxsi.h: Similarly.
3557 * fr30/fr30.c: Similarly.
3558 * fr30/fr30.md: Similarly.
3559 * h8300/h8300-protos.h: Similarly.
3560 * h8300/h8300.c: Similarly.
3561 * h8300/h8300.h: Similarly.
3562 * i370/i370-protos.h: Similarly.
3563 * i370/i370.c: Similarly.
3564 * i370/i370.h: Similarly.
3565 * i386/i386.c: Similarly.
3566 * i386/osf1elf.h: Similarly.
3567 * i386/osfrose.h: Similarly.
3568 * i860/i860-protos.h: Similarly.
3569 * i860/i860.c: Similarly.
3570 * i860/i860.h: Similarly.
3571 * i960/i960-protos.h: Similarly.
3572 * i960/i960.c: Similarly.
3573 * i960/i960.h: Similarly.
3574 * ia64/ia64-protos.h: Similarly.
3575 * ia64/ia64.c: Similarly.
3576 * ia64/ia64.h: Similarly.
3577 * m32r/m32r-protos.h: Similarly.
3578 * m32r/m32r.c: Similarly.
3579 * m32r/m32r.h: Similarly.
3580 * m68hc11/m68hc11-protos.h: Similarly.
3581 * m68hc11/m68hc11.c: Similarly.
3582 * m68hc11/m68hc11.h: Similarly.
3583 * m68k/crds.h: Similarly.
3584 * m68k/dpx2.h: Similarly.
3585 * m68k/m68k-protos.h: Similarly.
3586 * m68k/m68k.c: Similarly.
3587 * m68k/m68k.h: Similarly.
3588 * m68k/news.h: Similarly.
3589 * m88k/m88k-protos.h: Similarly.
3590 * m88k/m88k.c: Similarly.
3591 * m88k/m88k.h: Similarly.
3592 * mips/mips-protos.h: Similarly.
3593 * mips/mips.c: Similarly.
3594 * mips/mips.h: Similarly.
3595 * ns32k/merlin.h: Similarly.
3596 * ns32k/ns32k.c: Similarly.
3597 * ns32k/ns32k.h: Similarly.
3598 * ns32k/tek6000.h: Similarly.
3599 * pa/pa-protos.h: Similarly.
3600 * pa/pa.c: Similarly.
3601 * pa/pa.h: Similarly.
3602 * pdp11/2bsd.h: Similarly.
3603 * pdp11/pdp11-protos.h: Similarly.
3604 * pdp11/pdp11.c: Similarly.
3605 * pdp11/pdp11.h: Similarly.
3606 * romp/romp-protos.h: Similarly.
3607 * romp/romp.c: Similarly.
3608 * romp/romp.h: Similarly.
3609 * rs6000/rs6000-protos.h: Similarly.
3610 * rs6000/rs6000.c: Similarly.
3611 * rs6000/rs6000.h: Similarly.
3612 * rs6000/sysv4.h: Similarly.
3613 * sh/sh-protos.h: Similarly.
3614 * sh/sh.c: Similarly.
3615 * sh/sh.h: Similarly.
3616 * sparc/sparc-protos.h: Similarly.
3617 * sparc/sparc.c: Similarly.
3618 * sparc/sparc.h: Similarly.
3619 * vax/vax.c: Similarly.
3620 * vax/vax.h: Similarly.
3621 * vax/vms.h: Similarly.
3622 * we32k/we32k.c: Similarly.
3623 * we32k/we32k.h: Similarly.
3625 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3627 * basic-block.h (first_insn_after_basic_block_note): Declare.
3628 * flow.c (first_insn_after_basic_block_note): Define. Moved
3630 * ssa.c (first_insn_after_basic_block_note): Remove.
3631 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3633 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3634 nodes when we find a dead conditional branch. Insert BARRIERs
3635 after any blocks with no successors, but which do not have
3638 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3640 * varray.c (varray_check_failed): Use internal_error.
3642 2001-07-05 Andrew Haley <aph@redhat.com>
3644 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3645 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3646 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3648 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3650 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3651 reference if the target constant is also a SYMBOL_REF.
3653 2001-07-05 Eric Christopher <echristo@redhat.com>
3655 * config/mips/mips.h (MASK_MIPS3900): Remove.
3656 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3657 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3658 (TARGET_MIPS3900): Change to use mips_arch.
3659 (TARGET_MIPS4000): New.
3660 (TARGET_MIPS4100): New.
3661 (TARGET_MIPS4300): New.
3662 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3663 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3665 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3666 (ISA_HAS_BRANCHLIKELY): To here.
3667 (CC1_CPU_SPEC): New.
3668 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3669 (mips_arch_string): Declare.
3670 (mips_arch): Declare.
3671 (TARGET_OPTIONS): Add -march and -mtune.
3673 * config/mips/mips.c (mips_arch_string): New.
3675 (override_options): Handle -march for codegen and -mtune
3676 for scheduling. Use mips_arch. Move tx39 target default here.
3677 (mips_parse_cpu): Move error message to override_options.
3679 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3681 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3683 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
3684 (MIPS Options): Ditto. Change mcpu entry to historical text.
3686 2001-07-05 H.J. Lu (hjl@gnu.org)
3688 * config/mips/mips.c (mips_parse_cpu): New function to parse
3691 2001-07-05 Jim Wilson <wilson@redhat.com>
3693 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
3694 * config/ia64/t-ia64: Likewise.
3695 (LIB1ASMFUNCS): Update comment.
3697 2001-07-05 David Edelsohn <edelsohn@gnu.org>
3699 * doc/install.texi (Install GCC: Binaries): Fix typo.
3701 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3703 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
3704 reference using the stack pointer, adjust it since we push Y
3706 ("*ashrsi3"): Likewise.
3707 ("*lshrsi3"): Likewise.
3709 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3711 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
3712 when -fomit-frame-pointer is used.
3714 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
3716 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
3717 (try_redirect_by_replacing_jump): Reverse updating properly the
3718 count and frequency information. Reverse removing cc0 setter.
3719 (forwarder_block_p): Reverse fixing for fallthru blocks.
3721 2001-07-05 DJ Delorie <dj@redhat.com>
3723 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
3724 (translate_options): If the above is defined, use it to map
3725 given options to new options.
3726 * doc/tm.texi: Document it.
3728 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
3729 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3731 * doc/invoke.texi (Optimize Options): Document that -fgcse may
3732 cause programs using computed gotos to run more slowly.
3734 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3736 * doc/install.texi (Specific): Markup, spelling and typo fixes.
3738 Consistently require binutils 2.11.2, not prereleases.
3739 (Specific, decstation-*): Canonicalize as mips-dec-*.
3740 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
3742 (Specific, m68k-altos): Removed reference to README.altos, deleted.
3743 (Specific, mips-*): Reword MIPS C compiler requirements.
3744 (Specific, powerpc*-*-*): New, mention --with-cpu once.
3745 (Specific, sunv5): Removed, obsolete.
3747 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
3749 * dwarf2out.c (output_loc_list): Use an all ones mask for
3750 .text asm output and don't rely on long long
3751 literals. Reformat some long lines.
3753 2001-07-05 Andreas Jaeger <aj@suse.de>
3755 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
3758 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3760 * dwarf2out.c (dwarf2out_define): Update comment.
3761 (dwarf2out_undef): Ditto.
3762 (dwarf2out_start_source_file): Ditto.
3763 (dwarf2out_end_source_file): Ditto.
3764 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
3765 since we never call the start/end debug hook for the primary file.
3767 2001-07-04 Kazu Hirata <kazu@hxi.com>
3769 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
3772 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3774 * cppinit.c (remove_dup_dirs): Inform if a system include
3775 directory is being reordered.
3776 * doc/invoke.texi (Directory Options): GCC warns if you hide a
3778 * doc/cpp.texi (Search Paths): Likewise.
3779 * doc/gcc.texi (Interoperation): Remove information about
3782 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3784 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
3785 (VARRAY_TOP_CHAR_PTR): Likewise.
3787 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3789 * gcc.c (process_command): Don't assign elements of a const char*.
3791 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3793 * emit-rtl.c (change_address): Don't abort if invalid address while
3794 reload is in progress.
3796 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3798 * c-lex.c (cb_file_change): Pass line number to
3799 debug_start_source_file.
3800 (cb_undefine): Pass correct line number to debug_undef.
3802 * toplev.c (debug_start_source_file): Add line number to
3803 parameters. Pass it along to dwarf2out_start_source_file.
3804 (decode_g_option): Stop resetting debug level back to normal when
3805 we change debug formats, unless the current level is
3806 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
3809 * toplev.h (debug_start_source_file): Add line number to
3812 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
3815 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
3817 Output debug_macinfo data for starting file if requested.
3818 (dwarf2out_end_source_file): Output debug_macinfo data for ending
3820 (dwarf2out_define): Output debug_macinfo data for defining a macro
3822 (dwarf2out_undef): Output debug_macinfo data for undefining a
3824 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
3825 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
3826 (macinfo_section_label): New. DWARF2 macro info section label.
3827 (dwarf2out_init): If we want macro info, output the start label
3829 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
3830 attribute to the compilation unit die pointing to the macro info.
3832 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3834 * dwarf2out.c (new_loc_list): Move to inside #ifdef
3835 DWARF2_DEBUGGING_INFO.
3836 (add_loc_descr_to_loc_list): Ditto.
3837 (output_loc_list): Ditto.
3838 Also, fix thinko in curr not being initialized.
3839 (gen_internal_sym): Ditto.
3841 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3843 * emit-rtl.c (replace_equiv_address): New function.
3844 * expr.h (replace_equiv_address): New declaration.
3845 * explow.c (validize_mem): Call it instead of change_address and
3846 also call if -fforce-addr and address is constant.
3847 * expr.c: Replace more calls to change_address with adjust_address
3848 and/or replace_equiv_address or to validize_mem.
3849 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
3850 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
3851 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3852 * config/i370/i370.md, config/i860/i860.md: Likewise.
3853 * config/i960/i960.md, config/mips/mips.c: Likewise.
3854 * config/mips/mips.md, config/pa/pa.md: Likewise.
3855 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
3856 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
3858 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3860 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
3862 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
3865 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
3867 * doc/include: New directory.
3868 * doc/fdl.texi: Move to doc/include/fdl.texi.
3869 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
3870 * doc/include/funding.texi, doc/include/gpl.texi: New files.
3871 * doc/gcc.texi: Use funding.texi and gpl.texi.
3872 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
3873 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
3874 Update dependencies and use -I $(docdir)/include.
3876 2001-07-04 Anthony Green <green@redhat.com>
3878 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
3880 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3882 * doc/install.texi (sparc64-*-*): Remove garbage.
3884 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
3886 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
3887 Fix typo in last change to use adjust_address.
3889 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3891 * doc/install.texi (Specific): Update information for *-*-solaris*.
3893 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3895 * explow.c (plus_constant_wide): Reinitialize Y for restart.
3897 2001-07-03 Stan Shebs <shebs@apple.com>
3899 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
3900 case for flag_no_mach_text_sections.
3901 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
3902 * config/darwin.c (flag_no_mach_text_sections): Remove.
3903 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
3905 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3907 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
3908 and avoid checking for constant as first operand.
3909 * recog.c (find_constant_term_loc): No longer static.
3910 (adj_offettable_operand): Delete.
3911 * rtl.h (adj_offsettable_operand): Delete declaration.
3912 (find_constant_term): Add declaration.
3913 * caller-save.c: Replace calls to adj_offsettable_operand with calls
3915 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
3916 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
3917 * config/i386/i386.c, config/i386/i386.md: Likewise.
3918 * config/i860/i860.c, config/i960/i960.c: Likewise.
3919 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
3920 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
3921 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
3922 * config/mips/mips.c, config/mips/mips.md: Likewise.
3923 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
3924 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
3925 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
3926 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
3927 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
3928 * config/ns32k/ns32k.md: Likewise.
3930 2001-07-03 Zack Weinberg <zackw@stanford.edu>
3932 * rtl.c (copy_rtx): Handle 'T' format letter.
3933 * gensupport.c (collect_insn_data): Likewise.
3934 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
3936 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
3938 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
3939 -B option. Use 'dir' not 'foo' as example directory name.
3941 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3943 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3944 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
3946 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3948 * doc/cppinternals.texi: Improve formatting and logical markup.
3950 2001-07-03 Andreas Jaeger <aj@suse.de>
3952 * Makefile.in (insn-recog.o): Add dependency on reload.h.
3954 * genrecog.c (write_header): Include reload.h for prototypes in
3957 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
3960 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
3961 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3962 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
3963 i386_pe_valid_type_attribute_p): Add.
3964 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
3965 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
3967 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3969 * explow.c (plus_constant_wide, case LO_SUM): New case.
3970 (plus_constant_for_output_wide): Delete.
3971 * rtl.h (plus_constant_for_output): Delete.
3972 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
3973 instead of plus_constant_for_output.
3974 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
3975 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
3976 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
3977 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
3978 * config/sparc/sparc.md: Likewise.
3979 Convert some change_address calls to adjust_address.
3981 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3983 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
3984 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
3985 documentation of -std and -Wwrite-strings.
3987 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
3989 * cse.c (canon_hash): Don't register registers in very small
3990 register classes, as extending their lifetime might cause
3993 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3995 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3997 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3998 (try_redirect_by_replacing_jump): Update properly the count
3999 and frequency information.
4001 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4003 * toplev.c (dump_file_index): Move SSA dumps just after first
4005 (dump_file): Corresponding changes.
4006 (rest_of_compilation): Move SSA path to just after the first
4008 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4009 * doc/invoke.texi: Update dump file #s as they were completely
4010 out of date with reality.
4012 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4014 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4016 * expr.c (emit_move_insn_1): Deal with non-default
4019 * expr.c (emit_single_push_insn): Fix warning.
4021 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4023 * expr.c (emit_move_insn_1): Avoid modifying
4024 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4026 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4028 * emit-rtl.c (adjust_address): New function.
4029 * expr.h (adjust_address): Add declaration.
4030 * builtins.c: Replace some calls to change_address with calls to it
4032 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4033 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4034 * config/arm/arm.c, config/convex/convex.c: Likewise.
4035 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4036 * config/i386/i386.c, config/i386/i386.md: Likewise.
4037 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4038 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4039 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4040 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4041 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4043 2001-07-02 Jim Wilson <wilson@redhat.com>
4045 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4047 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4049 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4050 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4052 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4054 * cppinit.c (lang_defaults): New table.
4055 (set_lang): Just read from lang_defaults into the live options
4058 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4060 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4061 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4062 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4064 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4066 * doc/install.texi: Various spelling and markup fixes.
4067 (Installing GCC): Component specific installation instructions are
4070 Warn about removing old install dir in the presence of shared libs.
4071 (Configuration): Invoke with options target to match configure
4073 Consistently refer to gas, gld pathnames.
4074 Invert --enable-multilib documentation.
4075 Remove references to old compiler versions.
4077 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4079 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4081 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4083 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4085 (Specific, mips*-sgi-irix5): Note IDO download.
4086 Reworded MIPS C hints.
4087 Use GNU as instead of GAS.
4089 Removed SGI Freeware reference, IRIX 6 only.
4090 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4091 Note N64 library requirement/workaround.
4093 Complete list of structure passing bug victims.
4095 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4097 * doc/install.texi: Remove CVS Id.
4099 2001-07-02 Andreas Jaeger <aj@suse.de>
4101 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4102 (find_inherently_necessary): Remove unused variable.
4104 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4106 * c-common.h (TDI_inlined): New ast dump phase.
4107 (dump_flag_name): New function.
4108 * c-dump.c (dump_files): Add inlined phase.
4109 (dump_flag_name): Define.
4110 * doc/invoke.texi (-fdump-ast-inlined): Document.
4112 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4114 * stor-layout.c (layout_decl): Revert change to handling of alignment
4117 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4119 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4122 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4124 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4127 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4129 * tlink.c (recompile_files): Remove COMPILER_PATH and
4130 LIBRARY_PATH from the environment.
4132 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4134 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4135 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4137 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4139 * c-parse.in (OBJC_STRING): Kill.
4140 (objc_string): Decompose to [objc_string] '@' STRING.
4141 (reswords): Take the leading '@' off all the Objective C keywords.
4142 (objc_rid_sans_at): Kill.
4143 (init_reswords): Don't initialize it.
4144 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4145 (_yylex): Kill reconsider label. Look ahead one token after
4146 an '@'; if we get an identifier, check whether it's an
4147 Objective C @-keyword. If so, return the keyword. Otherwise,
4148 put back the token and return the '@' as a terminal.
4150 * cpplib.c (lex_macro_node): Remove unnecessary check for
4151 leading '@' on identifier. Clarify control flow and commentary.
4153 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4155 * cse.c (new_label_ref): Variable deleted.
4156 (insert): Remove set of new_label_ref.
4157 (check_for_label_ref): New function.
4158 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4160 See ChangeLog.5 for earlier changes.