1 2001-11-15 Andreas Schwab <schwab@suse.de>
3 * configure.in: Check for target objdump and use that in eh_frame
5 * configure: Regenerated.
7 2001-11-15 Jakub Jelinek <jakub@redhat.com>
9 * jump.c (squeeze_notes): Return true if no real insns were found.
10 * rtl.h (squeeze_notes): Adjust prototype.
11 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
12 squeeze_notes finds no real instructions, abort.
13 (merge_blocks_move_successor_nojumps): Likewise.
14 * loop.c (find_and_verify_loops): Likewise.
15 * stmt.c (expand_end_case): Likewise.
16 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
17 find any real instructions.
19 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
21 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
22 conditional jump, request updating life into for the block
23 containing it. Fix a typo which prevented life info update.
24 Clear blocks bitmap before using it.
26 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
28 * c-common.c: Include c-lex.h.
29 (c_common_lang_init): Change prototype. Call init_c_lex and
30 init_pragma from here.
31 * c-common.h (c_common_lang_init): Change prototype.
32 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
33 * c-lang.c (c_init): Change prototype. Update.
34 (c_init_options): Update.
35 * c-lex.c (cpp_filename): Remove.
36 (init_c_lex): Update. Read the main file, and get the original
38 (yyparse): Finish the command line options.
39 * c-parse.in (c_parse_init): Call init_reswords here.
41 * c-tree.h (c_init_decl_processing): New.
42 * cpphash.c (_cpp_init_hashtable): After initializing the hash
44 * cppinit.c (read_original_filename, cpp_finish_options): New.
45 (cpp_create_reader): New prototype. Defer hash table initialization.
46 (cpp_start_read): Rename cpp_read_main_file. Initialize the
47 hash table. Get the original filename.
48 * cpplib.h (cpp_create_reader): Update.
49 (cpp_start_read): Remove.
50 (cpp_read_main_file, cpp_finish_options): New.
51 * cppmain.c (main, do_preprocessing): Update.
52 * langhooks.h (struct langhooks): Update init prototype.
53 * toplev.c (general_init, parse_options_and_default_flags,
54 process_options, lang_indpendent_init, lang_dependent_init,
55 init_asm_output): New; perform the bulk of initialization.
56 (compile_file): Move most of initialization to above functions.
57 (debug_hooks): Initialize statically.
58 (set_Wunused): Relocate.
59 (toplev_main): Move most of initialization to other init functions.
60 Have a clear logic flow.
61 * tree.h (init_parse, init_decl_processing): Remove.
63 * objc-act.c (objc_init): Update prototype, combine with old
65 (objc_init_options): Update.
68 2001-11-15 Andreas Jaeger <aj@suse.de>
70 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
72 * basic-block.h: Adjust prototype.
74 2001-11-15 Kazu Hirata <kazu@hxi.com>
76 * config/rs6000/aix31.h: Fix comment formatting.
77 * config/rs6000/beos.h: Likewise.
78 * config/rs6000/darwin.h: Likewise.
79 * config/rs6000/eabi.asm: Likewise.
80 * config/rs6000/linux.h: Likewise.
81 * config/rs6000/linux64.h: Likewise.
82 * config/rs6000/lynx.h: Likewise.
83 * config/rs6000/netbsd.h: Likewise.
84 * config/rs6000/rs6000.c: Likewise.
85 * config/rs6000/rs6000.h: Likewise.
86 * config/rs6000/rs6000.md: Likewise.
87 * config/rs6000/sol2.h: Likewise.
88 * config/rs6000/tramp.asm: Likewise.
89 * config/rs6000/xcoff.h: Likewise.
90 * config/rs6000/xm-beos.h: Likewise.
92 2001-11-14 Alan Matsuoka <alanm@redhat.com>
94 * rtl.def (INCLUDE) : Define.
95 * gensupport.c (init_include_reader, process_include,
96 save_string) : New functions to implement an include facility
98 * gensupport.h : Add prototype for init_md_reader_args.
99 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
100 genextract.c genflags.c genopinit.c genoutput.c
101 genpeep.c genrecog.c: Change call to init_md_reader to
103 * md.texi: Document (include "path") and -I directives for RTL
106 2001-11-14 DJ Delorie <dj@redhat.com>
108 * integrate.c (get_hard_reg_initial_reg): New.
109 * integrate.h (get_hard_reg_initial_reg): Prototype.
110 * local-alloc.c (block_alloc): Don't tie pseudos that
111 represent call-saved hard regs' initial values.
113 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
115 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
118 2001-11-14 Roger Sayle <roger@eyesopen.com>
120 * fold-const.c (fold): Optimize strlen comparisons against zero.
122 2001-11-14 David O'Brien <obrien@FreeBSD.org>
124 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
125 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
126 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
127 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
128 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
129 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
130 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
131 Include various CPU headers via tm_file. a.out based platforms now
132 properly include sparc/aout.h. sol2.h usage now implies including
133 elfos.h, svr4.h, and sparc/sysv4.h.
134 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
136 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
137 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
138 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
139 Remove. They are a.out specific and belong in sparc/aout.h.
140 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
141 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
142 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
144 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
145 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
146 Moved here from sparc/sparc.h.
147 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
149 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
150 * config/sparc/lynx.h: Don't include lynx.h.
151 (SELECT_SECTION): Do not undef.
152 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
153 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
155 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
156 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
158 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
159 Don't undef, there is no need.
160 * config/sparc/splet.h (CPP_PREDEFINES): Define.
161 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
162 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
163 Don't include sparc/sparc.h.
164 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
165 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
166 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
168 (TARGET_VERSION): Define.
169 * config/sparc/vxsim.h (TARGET_VERSION): Define.
171 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
173 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
174 (cfg_layout_finalize): Use it.
175 * bb-reorder.c (HAVE_epilogue): Remove.
176 (make_reorder_chain): Do not care special placement of
179 * predict.c (expected_value_to_br_prob): Delete the note
182 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
183 measure integration time separately.
185 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
187 * function.c (struct temp_slot): ALIGN now unsigned.
189 2001-11-14 Kazu Hirata <kazu@hxi.com>
191 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
192 * config/dsp16xx/dsp16xx.h: Likewise.
193 * config/dsp16xx/dsp16xx.md: Likewise.
195 2001-11-14 Kazu Hirata <kazu@hxi.com>
197 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
198 that deals with 7-bit shifts in HImode.
200 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
202 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
203 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
204 (final_scan_insn): Update call of alter_subreg.
205 (cleanup_subreg_operands): Likewise.
206 (alter_subreg): Rewrite using simplify_subreg.
207 (output_address, output_operand): Update call of alter_subreg.
208 * output.h (alter_subreg): Update prototype.
209 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
210 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
211 * Makefile.in (final.o): Add depdendancy on expr.h
213 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
215 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
217 2001-11-13 Jeff Sturm <jsturm@one-point.com>
219 * doc/install.texi (sparc-*-linux*): Mention requirements for
222 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
224 * Makefile.in (POD2MAN): Don't include --section=1.
225 (manext): Rename to man1ext. All users changed.
228 (generated-manpages): Also depend on $(docdir)/gfdl.7,
229 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
230 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
231 --section=1 in calls to $(POD2MAN).
232 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
233 (maintainer-clean, install, uninstall): Handle the new man pages.
234 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
235 (installdirs): Create man7dir.
236 * doc/cpp.texi: Include GFDL in this manual. In the man page,
237 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
238 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
239 the SEE ALSO man page section.
240 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
241 and fsf-funding(7) in the SEE ALSO man page section.
242 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
243 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
244 * doc/include/fdl.texi, doc/include/funding.texi,
245 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
246 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
248 2001-11-13 Richard Henderson <rth@redhat.com>
250 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
251 as appropriate for the artificial decl.
253 2001-11-13 Richard Henderson <rth@redhat.com>
255 * loop.c (combine_movables): Turn off combination until
256 move_movables validation bugs are fixed.
258 2001-11-13 DJ Delorie <dj@redhat.com>
260 * config.gcc (powerpc|rs6000): Set default cpp options based
261 on --with-cpu settings.
262 * config/rs6000/softfloat.h: New.
264 2001-11-13 Kazu Hirata <kazu@hxi.com>
266 * config/h8300/h8300.c (shift_alg_si): Use special code for
267 25-bit shifts on H8/S.
268 (get_shift_alg): Generate special code for 25-bit shifts on
271 2001-11-13 Jakub Jelinek <jakub@redhat.com>
273 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
274 (adjust_automodify_address_1): New.
275 * expr.h (adjust_address, adjust_address_nv): Adjust.
276 (adjust_automodify_address, adjust_automodify_address_nv): Define.
277 (adjust_address_1): Update prototype.
278 (adjust_automodify_address_1): Add prototype.
279 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
280 (store_by_pieces_2): Likewise.
282 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
284 * Makefile.in (explow.o): Now depends on ggc.h.
285 * explow.c (ggc.h): Include.
286 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
288 * Makefile.in (expr.o): Depends on insn-attr.h.
289 * expr.c (insn-attr.h): New include.
290 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
292 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
293 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
294 clean up related usage in ADDR_EXPR.
295 (expand_expr_unaligned): Likewise.
297 * emit-rtl.c (change_address): Fix typo in alias setting.
299 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
303 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
306 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
307 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
309 2001-11-12 David O'Brien <obrien@FreeBSD.org>
311 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
312 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
313 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
314 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
315 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
316 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
317 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
318 sparc64-*-linux*): Include various CPU headers via tm_file.
319 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
320 (SELECT_SECTION): Likewise.
321 (SELECT_RTX_SECTION): Likewise.
322 * config/sparc/sparc_bi.h: New file.
323 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
324 * config/sparc/linux-aout.h: Likewise.
325 * config/sparc/linux.h: Don't include sparc/sysv4.h.
326 * config/sparc/linux64.h: Likewise.
327 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
328 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
329 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
331 (ASM_OUTPUT_IDENT): Do not #undef.
332 (SELECT_SECTION): Likewise.
333 (SELECT_RTX_SECTION): Likewise.
334 * config/sparc/liteelf.h: Don't include gofast.h.
335 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
336 * config/sparc/lynx.h: Don't include sparc/sparc.h.
337 * config/sparc/pbd.h: Likewise.
338 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
339 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
340 * config/sparc/rtemself.h: Don't include rtems.h.
341 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
342 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
344 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
345 * config/sparc/sol2.h: Include sparc/sparc.h directly.
346 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
347 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
348 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
349 * config/sparc/sp86x-elf.h: Don't include gofast.h.
350 * config/sparc/splet.h: Don't include sparc/aout.h.
351 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
352 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
353 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
354 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
355 * config/sparc/vxsparc64.h: Don't include gofast.h.
356 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
358 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
360 * doc/standards.texi: Mention C99 TC1.
362 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
364 * mips-protos.h (mips_output_conditional_branch): Const-ify.
365 * mips.c (mips_output_conditional_branch): Likewise.
367 2001-11-12 Kazu Hirata <kazu@hxi.com>
369 * config/h8300/h8300.c (shift_alg_si): Use special code for
370 15-bit logical shifts and 31-bit logical shifts.
371 (get_shift_alg): Generate special code for 15-bit and 31-bit
374 2001-11-12 Kazu Hirata <kazu@hxi.com>
376 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
377 doing 6-bit logical shifts on H8/S.
378 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
379 (get_shift_alg): Generate special code for 21-bit shifts on
382 2001-11-12 Kazu Hirata <kazu@hxi.com>
384 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
387 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
389 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
390 if both size and offset known.
392 2001-11-12 David O'Brien <obrien@FreeBSD.org>
394 * config/ia64/freebsd.h: Fix misspelling.
396 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
398 * doc/gcc.texi: Move several chapters out to ...
399 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
400 doc/include/linux-and-gnu.texi, doc/interface.texi,
401 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
403 * doc/gcc.texi, doc/contrib.texi: Move section headings into
405 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
407 2001-11-12 Kazu Hirata <kazu@hxi.com>
409 * config/alpha/alpha-interix.h: Fix comment formatting.
410 * config/alpha/alpha.c: Likewise.
411 * config/alpha/alpha.h: Likewise.
412 * config/alpha/alpha32.h: Likewise.
413 * config/alpha/freebsd.h: Likewise.
414 * config/alpha/unicosmk.h: Likewise.
415 * config/alpha/vms.h: Likewise.
417 2001-11-12 Kazu Hirata <kazu@hxi.com>
419 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
421 2001-11-12 Jakub Jelinek <jakub@redhat.com>
423 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
426 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
428 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
430 (replace_equiv_address): Call update_temp_slot_address.
432 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
434 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
436 2001-11-12 Kazu Hirata <kazu@hxi.com>
438 * config/h8300/h8300.c (shift_alg_qi): New.
439 (shift_alg_hi): Likewise.
440 (shift_alg_si): Likewise.
441 (get_shift_alg): Change the type of count to unsigned int.
444 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
446 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
447 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
448 to decide whether to defer a function.
449 (finish_function): Adjust.
450 (c_expand_deferred_function): New function.
451 * c-lang.c (deferred_fns): New variable.
452 (c_init): Initialize it, and mark it as a root.
453 (defer_fn): New function.
454 (finish_file): Expand all deferred functions.
455 * c-tree.h (defer_fn): Declare.
456 (c_expand_deferred_function): Likewise.
457 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
458 * objc-act.c (deferred_fns): New variable.
459 (objc_init): Initialize it, and mark it as a root.
460 (defer_fn): New function.
461 (finish_file): Expand all deferred functions.
463 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * alpha.c (unicosmk_special_name): Prototype.
466 (unicosmk_ssib_name): Delete unused variable.
467 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
468 * alpha/vms.h (PREFIX): Undef before defining.
469 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
470 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
471 controlling usage. Const-ify.
472 (alias_number): Delete unused variable.
473 * m32r/m32r.c (m32r_sched_init): Add missing argument.
474 (m32r_expand_block_move): Fix uninitialized warnings.
475 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
476 always true' warnings.
477 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
478 * sh/sh.c: Include "integrate.h".
479 (output_far_jump): Fix uninitialized warning.
480 * final.c (shorten_branches): Avoid automatic aggregate
482 * integrate.c (subst_constants): Likewise.
484 2001-11-11 Kazu Hirata <kazu@hxi.com>
486 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
487 (get_shift_alg): Remove redundant code.
489 2001-11-11 Kazu Hirata <kazu@hxi.com>
491 * config/pa/milli64.S: Fix comment formatting.
492 * config/pa/pa-64.h: Likewise.
493 * config/pa/pa-linux.h: Likewise.
494 * config/pa/pa-protos.h: Likewise.
495 * config/pa/pa.c: Likewise.
496 * config/pa/pa.h: Likewise.
497 * config/pa/pa32-linux.h: Likewise.
498 * config/pa/pa32-regs.h: Likewise.
499 * config/pa/pa64-hpux.h: Likewise.
500 * config/pa/pa64-regs.h: Likewise.
501 * config/pa/som.h: Likewise.
503 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
505 * doc/gcc.texi: Move several chapters out to ...
506 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
507 doc/service.texi, doc/standards.texi, doc/trouble.texi,
508 doc/vms.texi: ... here. New files.
509 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
511 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
513 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
514 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
515 collect2.c, combine.c, config.in, configure, configure.in,
516 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
517 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
518 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
521 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
523 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
524 Adjust operand number in CONST_DOUBLE.
526 * expmed.c (extract_bit_field): No longer pass in alignment.
527 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
528 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
530 * expr.c (store_constructor, store_constructor_field): Likewise.
531 (store_field, emit_group_load, emit_group_store): Likewise.
532 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
533 (store_bit_field, extract_bit_field): Likewise.
534 * calls.c, expr.c, function.c: Change calls to above functions.
535 * ifcvt.c, stmt.c: Likewise.
537 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
538 constant and one is on frame.
539 If know memref offset, adjust size from decl.
541 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
543 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
544 format specifier warning.
545 * convex.h (ASM_OUTPUT_BYTE): Likewise.
546 * elfos.h (ALIGN_ASM_OP): Undef before defining.
547 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
549 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
550 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
551 * i386-interix.h (gen_stdcall_suffix): Prototype.
552 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
553 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
554 ASM_OUTPUT_LONG_DOUBLE): Likewise.
555 * i386/interix.c (gen_stdcall_suffix): Const-ify.
556 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
557 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
559 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
560 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
561 ASM_OUTPUT_LONG_DOUBLE): Likewise.
562 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
563 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
564 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
565 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
566 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
567 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
568 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
569 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
571 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
573 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
574 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
575 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
577 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
579 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
581 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
582 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
583 * m68k/news.h (PRINT_OPERAND): Likewise.
584 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
585 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
586 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
587 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
589 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
590 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
591 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
592 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
593 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
594 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
595 PRINT_OPERAND): Likewise.
596 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
598 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
599 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
600 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
601 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
602 * mips.c (mips_output_external_libcall): Mark parameter with
604 (mips_asm_file_start): Move variable into the scope where it's
606 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
607 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
608 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
609 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
610 * ns32k.c (print_operand): Likewise.
611 * pa.c (print_operand, output_div_insn): Likewise.
612 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
613 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
614 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
615 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
617 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
618 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
619 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
620 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
622 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
624 * sdbout.c (sdbout_end_epilogue): Mark parameter with
626 * varasm.c (assemble_global): Likewise.
628 2001-11-11 H.J. Lu <hjl@gnu.org>
630 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
632 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
634 * final.c (*_MAX_SKIP): Use *_max_skip variables.
635 * flags.h (align_loops_max_skip, align_jumps_max_skip,
636 align_labels_max_skip): New global variables.
637 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
638 align_labels_max_skip): New global variables.
639 (toplev_main): Set new variables.
640 * i386.c (override_options): Set max_skip values.
642 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
644 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
645 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
646 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
647 don't print an @fptr for labels either.
648 (xstormy16_output_addr_vec): Don't print @fptr here.
649 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
651 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
653 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
654 an ANSI/ISO definitino.
655 (ssa_const_prop): Likewise.
657 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
659 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
662 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
664 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
665 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
666 * cppmain.c (general_init): Call hex_init.
667 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
669 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
671 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
672 of dgux.c:output_file_start().
674 * i386/dgux.c: Delete file.
676 2001-11-09 Richard Henderson <rth@redhat.com>
678 * config/alpha/alpha.c (decl_in_text_section): New.
679 (current_file_function_operand): Use it.
680 (alpha_encode_section_info, alpha_end_function): Likewise.
682 2001-11-07 David O'Brien <obrien@FreeBSD.org>
684 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
685 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
686 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
687 so OS specific files and use CPP_PREDEFINES for their needs.
688 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
689 target headers to tm_file.
690 * config/ia64/aix.h (TARGET_VERSION): Likewise.
691 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
692 * config/ia64/linux.h (TARGET_VERSION): Likewise.
693 (FUNCTION_PROFILER): Remove.
694 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
695 version in config/ia64/linux.h.
696 * config/ia64/freebsd.h: New file.
697 * config/freebsd.h: Tidy up.
698 (_USING_CONFIG_FREEBSD): Define.
699 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
700 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
701 (FBSD_STARTFILE_SPEC): Likewise.
702 (FBSD_ENDFILE_SPEC): Likewise.
703 (FBSD_LIB_SPEC): Likewise.
704 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
705 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
706 set an ELF-improper one.
708 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
710 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
711 constant can be loaded in a single instruction to a register. When
712 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
713 depdi for insertion of most significant 32-bits on 64-bit hosts.
714 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
715 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
716 * pa.md: New addmove pattern for adding constant_int to HImode
717 register and moving result to HImode register. Remove HImode HIGH
720 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
722 * Makefile.in: Update.
723 * c-decl.c (print_lang_decl, print_lang_type): Remove.
724 (print_lang_identifier): Rename c_print_identifier.
725 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
726 (print_lang_statistics, lang_print_xnode): Remove.
727 * c-parse.in (set_yydebug): Rename c_set_yydebug.
728 * c-tree.h (c_set_yydebug, c_print_identifier): New.
729 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
730 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
731 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
732 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
733 (LANG_HOOKS_INITIALIZER): Update.
734 * langhooks.h (struct lang_hooks): New members.
735 (lang_print_tree_hook): New.
736 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
737 * print-tree.c: Include langhooks.h.
738 (print_node): Update.
739 * toplev.c (decode_d_option): Update.
740 * tree.c: Include langhooks.h.
741 (dump_tree_statistics): Update.
742 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
743 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
745 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
746 LANG_HOOKS_SET_YYDEBUG): Override.
747 (lang_print_xnode, print_lang_statistics): Remove.
749 2001-11-09 Richard Henderson <rth@redhat.com>
751 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
752 on the symbol string.
754 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
756 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
757 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
758 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
760 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
762 * tlink.c (recompile_files): Copy strings passed to `putenv'.
764 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
766 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
767 (TYPE_READONLY): Likewise.
769 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
771 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
772 don't pass --gdwarf2 to the assembler if the compiler will also
775 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
778 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
780 * alias.c (nonoverlapping_memrefs_p): New function.
781 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
783 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
785 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
787 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
788 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
789 generating altivec code.
790 (FIXED_REGISTERS): VRSAVE is fixed.
791 (CALL_USED_REGISTERS): VRSAVE is call used.
793 2001-11-09 Jason Eckhardt <jle@rice.edu>
795 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
796 code the branch target as ".+16/.+12", but rather use labels.
798 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
800 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
801 to work around limitations of certain versions of GAS.
803 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
804 (muldi3): Update due to SUBREG_BYTE changes.
807 2001-11-09 Zack Weinberg <zack@codesourcery.com>
809 * doc/invoke.texi: Remove comment referring to -xf77-version.
811 2001-11-09 Kazu Hirata <kazu@hxi.com>
813 * config/convex/convex.c: Fix comment formatting.
814 * config/convex/convex.h: Likewise.
816 2001-11-08 Zack Weinberg <zack@codesourcery.com>
818 * Makefile.in (.po.pox): Look both in srcdir and builddir
820 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
821 to the source directory.
823 2001-11-09 Ben Elliston <bje@redhat.com>
824 Michael Meissner <meissner@redhat.com>
825 Andrew MacLeod <amacleod@redhat.com>
826 Richard Henderson <rth@redhat.com>
827 Nick Clifton <nickc@redhat.com>
828 Catherine Moore <clm@redhat.com>
830 * m32r.c: Add support for m32rx processor.
834 * m32r-protos.h: Add prototypes for m32rx functions.
835 * doc/invoke.texi: Document -m32rx option.
837 2001-11-09 Jakub Jelinek <jakub@redhat.com>
839 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
842 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
844 * doc/install.texi2html: Use $MAKEINFO --no-split.
846 2001-11-09 Andreas Schwab <schwab@suse.de>
848 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
849 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
850 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
851 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
852 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
854 2001-11-09 H.J. Lu <hjl@gnu.org>
856 * config/mips/mips.c (mips_output_function_prologues): Cast
857 `tsize' to long for output.
859 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
861 * c-lang.c (LANG_HOOKS_NAME): New.
862 (lang_hooks): Constify.
863 (c_init_options): Update.
864 (lang_identify): Remove.
865 * c-parse.in (language_string): Remove.
866 * dbxout.c: Include langhooks.h.
867 (dbxout_symbol_location): Update.
868 * dwarf2out.c: Include langhooks.h.
869 (gen_compile_unit_die): Update.
870 * dwarfout.c: Include langhooks.h.
871 (prototyped_attribute, output_compile_unit_die): Update.
872 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
873 (LANG_HOOKS_INITIALIZER): Update.
874 * langhooks.h (struct lang_hooks): New members. Constify.
875 * stringpool.c: Don't include toplev.h.
876 (set_identifier_size): Remove.
877 * toplev.c (toplev_main): Initialize identifier size.
878 (print_version): Update.
879 * tree.h (language_string, init_lex, lang_identify,
880 set_identifier_size): Remove.
881 * Makefile.in: Update dependencies.
882 * config/darwin.c: Include langhooks.h.
883 (func_name_maybe_scoped): Update.
884 * config/darwin.h (ASM_END_FILE): Update.
885 * config/nextstep.h (ASM_END_FILE): Update.
886 * config/nextstep21.h (ASM_END_FILE): Update.
887 * config/i386/sun386.h (ASM_END_FILE): Update.
888 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
889 (rs6000_output_function_epilogue): Update.
891 * objc-act.c (LANG_HOOKS_NAME): Override.
892 (struct lang_hooks): Constify.
893 (objc_init_options): Update.
894 (lang_identify): Remove.
896 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
898 * fold-const.c (lshift_double): Honor PREC.
899 (rshift_double): Likewise.
901 2001-11-08 Kazu Hirata <kazu@hxi.com>
903 * config/1750a/1750a.c: Fix comment formatting.
904 * config/1750a/1750a.h: Likewise.
906 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
908 * configure.in (--enable-languages): Be more permissive about
909 syntax. Check for empty lists better. Warn about $LANGUAGES.
910 * configure: Regenerated.
912 2001-11-08 Richard Henderson <rth@redhat.com>
914 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
916 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
918 * config.gcc: Rename stormy16 to xstormy16.
919 * config/stormy16/stormy-abi: Likewise.
920 * config/stormy16/stormy16-protos.h: Likewise.
921 * config/stormy16/stormy16.c: Likewise.
922 * config/stormy16/stormy16.h: Likewise.
923 * config/stormy16/stormy16.md: Likewise.
925 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
927 * tree.h (TYPE_VOLATILE): Add enable-checking code.
928 (TYPE_READONLY): Likewise.
930 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
932 * reload1.c (reload): Don't delete equiv insn if can throw.
934 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
935 (clear_storage): Likewise, for OBJECT.
937 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
939 * pa.c (emit_move_sequence): Fix SUBREG expression to
940 use proper byte offset when extending a constant from
943 2001-11-09 Jakub Jelinek <jakub@redhat.com>
945 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
948 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
950 * explow.c (convert_memory_address, case SUBREG): Only return
951 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
953 2001-11-08 Richard Henderson <rth@redhat.com>
955 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
956 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
957 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
959 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
961 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
963 2001-11-08 Jakub Jelinek <jakub@redhat.com>
965 * dwarf2out.c (debug_str_hash): New.
966 (struct indirect_string_node): New.
967 (struct dw_val_struct): Change type of val_str to it.
968 (DEBUG_STR_SECTION_FLAGS): Define.
969 (add_AT_string): Push string into hashtable, increment reference
971 (AT_string): Return string from ht_identifier.
972 (AT_string_form): New.
973 (free_AT): For dw_val_class_str, just decrement reference counter.
974 (size_of_string): Remove.
975 (size_of_die): Use AT_string_form to decide what size the string
977 (size_of_pubnames): Use strlen instead of size_of_string.
978 (value_format): Use AT_string_form for dw_val_class_str.
979 (output_die): Output DW_FORM_strp strings using
980 dw2_asm_output_offset.
981 (indirect_string_alloc, output_indirect_string): New.
982 (dwarf2out_finish): Emit .debug_str strings if there are any.
984 2001-11-08 Andreas Franck <afranck@gmx.de>
986 * configure.in: Add AC_ARG_PROGRAM to support program name
987 transformation with --program-prefix, --program-suffix and
988 --program-transform-name.
989 * configure: Regenerated.
990 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
991 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
992 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
993 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
994 program_transform_name the way suggested by autoconf.
995 (GCC_TARGET_INSTALL_NAME): Define.
996 (install-driver): Use the transformed target alias name.
998 2001-11-08 Richard Henderson <rth@redhat.com>
1000 * config/mips/mips.c (save_restore_insns): Remove GP from the
1001 restore registers mask early instead of special casing it inside
1004 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1006 * cp/decl.c (shadow_warning): New function.
1007 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1008 and an error when a block scope decl shadows a parameter.
1010 2001-11-08 Richard Henderson <rth@redhat.com>
1012 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1015 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1017 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1018 to implement floating negation on processors prior to PA 2.0.
1020 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1022 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1023 (USE_LINKONCE_INDIRECT): Define.
1024 (dw2_output_indirect_constant_1): Try to output indirect constants
1025 into linkonce sections if possible.
1026 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1027 (dw2_output_indirect_constants): Likewise.
1029 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1031 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1033 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1035 * c-decl.c (pushdecl): Remove file and line.
1036 * c-typeck.c (pop_init_level): Remove size.
1038 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1040 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1043 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1044 (TARGET_ALTIVEC): New.
1045 (TARGET_SWITCHES): Add altivec.
1046 (FIRST_PSEUDO_REGISTER): Change to 109.
1047 (CALL_USED_REGISTERS): Same.
1048 (FIRST_ALTIVEC_REGNO): New.
1049 (LAST_ALTIVEC_REGNO): New.
1050 (ALTIVEC_REGNO_P): New.
1051 (UNITS_PER_ALTIVEC_WORD): New.
1052 (ALTIVEC_VECTOR_MODE): New.
1053 (FIXED_REGISTERS): Add altivec registers.
1054 (REG_ALLOC_ORDER): Same.
1055 (HARD_REGNO_NREGS): Adjust for altivec registers.
1056 (HARD_REGNO_MODE_OK): Same.
1057 (MODES_TIEABLE_P): Same.
1058 (REGISTER_MOVE_COST): Same.
1059 (REGNO_REG_CLASS): Same.
1060 (reg_class): Add ALTIVEC_REGS.
1061 (REG_CLASS_NAMES): Same.
1062 (REG_CLASS_CONTENTS): Same.
1063 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1064 (ALTIVEC_ARG_RETURN): New.
1065 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1066 (LIBCALL_VALUE): Handle altivec vector modes.
1067 (VECTOR_MODE_SUPPORTED_P): New.
1068 (ALTIVEC_ARG_MIN_REG): New.
1069 (ALTIVEC_ARG_MAX_REG): New.
1070 (ALTIVEC_ARG_NUM_REG): New.
1071 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1072 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1073 (REGISTER_NAMES): Add altivec regs.
1074 (DEBUG_REGISTER_NAMES): Same.
1075 (ADDITIONAL_REGISTER_NAMES): Same.
1076 (rs6000_builtins): New.
1077 (MD_EXPAND_BUILTIN): New.
1078 (MD_INIT_BUILTINS): New.
1079 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1080 for AltiVec instructions.
1081 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1082 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1084 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1085 (TARGET_SWITCHES): Add no-altivec.
1086 (DATA_ALIGNMENT): Align vectors to 128 bits.
1087 (TARGET_OPTIONS): Add abi= option.
1088 Add rs6000_abi_string extern.
1089 (LOCAL_ALIGNMENT): New.
1090 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1091 (MASK_ALTIVEC_ABI): New.
1092 (TARGET_ALTIVEC_ABI): New.
1093 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1095 (STACK_BOUNDARY): Adjust for altivec.
1096 (BIGGEST_ALIGNMENT): Same.
1097 (rs6000_args): Add vregno.
1098 (USE_ALTIVEC_FOR_ARG_P): New.
1099 (FIXED_REGISTERS): Add vrsave register.
1100 (CALL_USED_REGISTERS): Same.
1101 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1102 (VRSAVE_REGNO): New.
1103 (reg_class): Add VRSAVE_REGS.
1104 (REG_CLASS_NAMES): Same.
1105 (REG_CLASS_CONTENTS): Same.
1106 (REGNO_REG_CLASS): Same.
1108 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1109 (ABI_STACK_BOUNDARY): Same.
1110 (BIGGEST_ALIGNMENT): Same.
1111 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1112 (ROUND_TYPE_ALIGN): Same.
1114 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1117 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1120 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1123 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1124 (altivec_expand_builtin): New.
1125 (altivec_init_builtins): New.
1126 (TARGET_EXPAND_BUILTIN): New.
1127 (TARGET_INIT_BUILTINS): New.
1128 (rs6000_init_builtins): New.
1129 (struct builtin_description): New.
1131 (rs6000_reg_names): Add altivec registers.
1132 (alt_reg_names): Same.
1133 (secondary_reload_class): Altivec regs can hold altivec regs and
1135 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1136 (print_operand): Add 'y' case for printing altivec memory
1138 (rs6000_legitimize_address): Legitimize vector addresses into
1140 (altivec_expand_binop_builtin): New.
1141 New string rs6000_current_abi.
1142 (rs6000_override_options): Call rs6000_parse_abi_options.
1143 (rs6000_parse_abi_options): New.
1144 (function_arg_boundary): Vector arguments must be 16
1146 (function_arg_advance): Handle vector arguments.
1147 (function_arg_partial_nregs): Same.
1148 (init_cumulative_args): Same.
1149 (function_arg): Same.
1151 * config/rs6000/rs6000.md (altivec_lvx): New.
1152 (type): Add altivec attribute.
1154 (*movv4si_internal): New.
1156 (*movv16qi_internal): New.
1158 (*movv8hi_internal1): New.
1160 (*movv4sf_internal1): New.
1161 (altivec_stvx): New.
1277 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1279 * Makefile.in (df.o): Add fibheap.h to dependencies.
1281 * df.h: Add prototypes for transfer functions, iterative_dataflow
1283 (enum df_flow_dir): New enum.
1284 (enum df_confluence_op): New enum.
1285 (struct df): Add inverse_rts_map.
1287 * df.c: Add sbitmap.h to the list of includes.
1288 (df_rd_global_compute): Removed.
1289 (df_ru_global_compute): Removed.
1290 (df_lr_global_compute): Removed.
1291 (df_rd_transfer_function): New function.
1292 (df_ru_transfer_function): New function.
1293 (df_lr_transfer_function): New function.
1294 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1295 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1296 (iterative_dataflow_sbitmap): New function.
1297 (iterative_dataflow_bitmap): New function.
1299 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1301 * doc/gcc.texi: Move terminology and spelling conventions to
1302 htdocs/codingconventions.html.
1304 2001-11-07 Graham Stott <grahams@redhat.com>
1306 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1308 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1310 * expmed.c (expand_mult): Force operand to register before computing
1312 * i386.c (x86_decompose_lea): New global vairable.
1313 * i386.h (x86_decompose_lea): Declare.
1314 (TARGET_DECOMPOSE_LEA): New macro.
1315 (RTX_COST): Handle leas properly.
1317 2001-11-06 Richard Henderson <rth@redhat.com>
1319 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1320 defined for a CONSTRUCTOR; don't check it.
1322 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1324 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1325 test for absolute pathnames.
1327 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1329 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1330 instructions up to the target pc inclusive.
1332 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1334 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1336 2001-11-06 Eric Christopher <echristo@redhat.com>
1338 * config/mips/mips.md(movdf_internal2): Add constraints for float
1339 to general register move.
1340 * config/mips/elf64.h: Add default ABI.
1342 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1344 * alias.c:: Include langhooks.h.
1345 * emit-rtl.c: Similarly.
1346 * toplev.c: Similarly.
1347 * tree-inline.c: Similarly.
1348 * langhooks-def.h: New, the old langhooks.h. Give the default
1349 hooks a common prefix.
1350 * langhooks.h: Contents extracted from toplev.h.
1351 * toplev.h: Move langhook stuff to langhooks.h.
1352 * langhooks.c: Give default hooks a common prefix.
1354 * c-lang.c: Include langhooks-def.h.
1355 * objc/objc-act.c: Similarly.
1356 * Makefile.in: Update.
1357 * objc/Make-lang.in: Update.
1359 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1361 * doc/install.texi: Document that configure options not listed in
1362 this file are unsupported. Document --with-system-zlib.
1364 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1366 * rtl.h (mem_for_const_double): New declaration.
1367 * varasm.c (mem_for_const_double): New function.
1368 * config/convex/convex.md (movdf): Use it.
1369 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1370 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1371 * config/m68k/m68kv4.h: Likewise.
1373 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1374 of new GP reg classes.
1376 * expr.c (store_field): When making temp object for unaligned
1377 component, set it to alias set 0.
1379 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1381 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1382 non-lvalue arrays if C99.
1383 * c-typeck.c (default_conversion): Split out code handling
1384 array-to-pointer and function-to-pointer conversions into a
1385 separate default_function_array_conversion function.
1386 (default_function_array_conversion): New function. Keep track of
1387 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1388 arrays unchanged outside C99 mode instead of giving an error for
1390 (build_component_ref): Use pedantic_non_lvalue when handling
1391 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1392 (convert_arguments): Use default_function_array_conversion.
1393 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1395 (unary_complex_lvalue): Likewise.
1396 (internal_build_compound_expr): Use
1397 default_function_array_conversion. Apply default conversions to
1398 function in compound expression.
1399 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1400 Use default_function_array_conversion.
1401 * doc/extend.texi: Update documentation of subscripting non-lvalue
1405 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1407 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1408 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1409 corresponding to the complete set of .po and .gmo files in
1410 the source directory's po subdir, modified by LINGUAS. Don't
1411 look at ALL_LINGUAS.
1412 * configure.in: Don't set ALL_LINGUAS.
1413 * configure: Regenerate.
1415 * Makefile.in (.po.gmo): Don't move into source directory.
1416 (.po.pox): Clarify comments.
1417 (install-po): Look for .gmo files in both srcdir and objdir;
1418 don't fail if a file is totally missing.
1419 (distclean): rmdir ada subdirectory too.
1421 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1423 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1424 CONSTRUCTORs _correctly_.
1426 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1428 * c-decl.c (delete_block): Remove.
1429 * c-tree.h (delete_block): Remove.
1431 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1433 * cppexp.c (lex, parse_defined): Update warning about defined.
1435 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1437 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1440 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1442 * config/arm/arm.c (arm_return_in_memory): Cope with
1443 int_size_in_bytes returning -1.
1445 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1448 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1450 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1451 remove unneeded dependencies;
1453 * cfglayout.c, cfglayout.h: New files; break out from ...
1454 * bb-reorder.c: ... here; Remove unneeded includes;
1456 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1458 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1460 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1462 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1463 mode as well. Do not explicitly create intermediate regs.
1465 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1467 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1468 (common_section): Delete unused variable.
1469 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1470 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1471 * arm-protos.h (arm_poke_function_name, aof_add_import,
1472 aof_delete_import): Const-ify.
1473 * arm.c (legitimize_pic_address): Wrap variables in the macro
1474 controlling their usage.
1475 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1476 (arm_poke_function_name, pic_chain, import, aof_add_import,
1477 aof_delete_import): Const-ify.
1478 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1479 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1480 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1481 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1482 * i860/sysv3.h: Add missing comment closure.
1483 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1484 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1485 to symbolic_operand.
1487 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1488 (i960-*-*): Set tmake_file.
1489 (sparc86x-*-elf*): Fix typo in header name.
1491 * sched-rgn.c (schedule_insns): Delete unused variable.
1493 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1496 * c-typeck.c (lookup_field): Rework to return a chain down to
1497 the looked-up field.
1498 (build_component_ref): Use the new lookup_field to handle
1499 nested anonymous entities correctly.
1501 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1503 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1504 Change parameters to gen_rtx_CONST_DOUBLE.
1505 (GEN_INT64, sparc_emit_set_const64): Likewise.
1506 * config/sparc/sparc.md (movdf split): Likewise.
1508 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1510 * unroll.c (calculate_giv_inc): Use find_last_value rather
1511 than just hoping the last instruction is the right SET.
1512 [Fixes 990604-1.c on stormy16.]
1514 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1515 library at all if -T is used.
1517 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1518 some uses of uninitialized variables in error cases.
1520 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1521 look at 'temp' if we won't be using it.
1523 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1524 (RTX_COSTS): Define.
1525 (ADDRESS_COST): Define.
1526 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1528 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1530 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1531 stormy16_asm_output_mi_thunk.
1532 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1534 * config/stormy16/stormy16-protos.h
1535 (stormy16_asm_output_mi_thunk): New prototype.
1537 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1539 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1540 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1541 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1542 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1543 sched-int.h, toplev.c, config/alpha/alpha.c,
1544 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1545 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1546 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1547 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1548 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1549 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1550 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1552 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1554 * Makefile.in (dbxout.o): Depend on function.h.
1555 * collect2.c (is_in_list): Hide unused function.
1556 * dbxout.c: Include function.h.
1557 (source_label_number, dbxout_source_line, dbxout_source_file,
1558 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1559 macros controlling usage.
1560 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1561 * output.h (exports_section): Prototype.
1563 * convex.c (convex_output_function_prologue): Fix format specifier
1565 (asm_declare_function_name): Fix signed/unsigned warning.
1566 (print_operand): Fix format specifier warning.
1567 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1568 * dsp16xx-protos.h (uns_comparison_operator,
1569 num_1600_core_shifts): Prototype.
1570 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1571 (frame_size, frame_pointer_offset): Delete.
1572 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1573 Make static. Fix format specifier warnings.
1574 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1575 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1576 * dsp16xx.md: Add default case in switches.
1577 * fr30.h (IN_RANGE): Delete.
1578 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1579 * mcore-protos.h (mcore_output_cmov): Const-ify.
1580 * mcore.c (mcore_output_cmov): Likewise.
1581 * mcore.h (switch_to_section): Make static and prototype.
1582 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1583 unsigned>=0 warnings.
1584 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1585 * rs6000-protos.h (read_only_data_section,
1586 read_only_private_data_section): Prototype.
1587 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1588 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1589 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1591 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1593 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1595 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1596 * gcc.c (convert_filename): Add static prototype. Const-ify.
1597 Wrap variable in macros controlling its use.
1598 * output.h (sdata_section): Add prototype.
1600 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1601 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1602 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1603 (ASM_FILE_START): Const-ify.
1604 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
1606 * c4x.md: Don't use the 'U' integer suffix.
1607 * clipper.md (clipper_movstr): Delete declaration.
1608 * d30v-protos.h (d30v_move_2words): Const-ify.
1609 (debug_stack_info): Add prototype.
1610 * d30v.c: Include "integrate.h".
1611 (d30v_function_arg_boundary, d30v_function_arg,
1612 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
1613 signed/unsigned warnings.
1614 (d30v_print_operand_memory_reference, d30v_move_2words):
1616 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
1617 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
1618 * fr30.md: Const-ify.
1619 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1620 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
1621 (mvs_get_label_page): Hide unused static function.
1622 * i860.c (current_function_original_name): Const-ify.
1623 * i860/sysv3.h (current_function_original_name): Likewise.
1624 * i860/sysv4.h (current_function_original_name): Likewise.
1625 * i960.md: Add default case in switches. Remove unused variable.
1626 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
1627 * m32r.md: Const-ify.
1628 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
1629 * m68hc11.c: Include "reload.h".
1630 (static_chain_reg, print_options, m68hc11_asm_file_start):
1632 * m68hc11.md: Delete unused variable. Const-ify. Add parens
1633 around & in comparison.
1634 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1635 * mn10200.c (shift_mode): Remove trailing comma.
1636 * mn10300-protos.h (output_tst): Const-ify.
1637 * mn10300.c (output_tst): Likewise.
1638 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
1640 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
1641 * pa.c (output_ascii): Likewise.
1642 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1643 * pdp11.md (expand_unop): Delete declarations.
1644 * pj-protos.h (pj_output_addsi3): Const-ify.
1645 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
1646 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
1647 unique_src_operand): Add prototypes.
1648 (pj_output_store_into_lval): Make definition static.
1649 (pj_function_incoming_arg): Don't use unary plus.
1650 (pj_output_addsi3): Const-ify.
1651 * romp.md (get_symref): Delete declarations.
1652 * v850-c.c (mark_current_function_as_interrupt): Don't return
1653 value from void function.
1654 * v850.c: Include "integrate.h".
1655 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
1656 * vax-protos.h (const_section): Add prototype.
1658 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
1660 * machmode.def: Add documentation for the seventh argument in
1663 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
1665 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
1667 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
1668 <-melf>: Don't have markup for ELF acronym.
1670 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
1672 * config.gcc (mmix-*-*): New target.
1673 * doc/invoke.texi: Document MMIX options.
1674 * doc/contrib.texi: Add note about MMIX port to my entry.
1675 * config/mmix/t-mmix: New file.
1676 * config/mmix/mmix.h: New file.
1677 * config/mmix/mmix-protos.h: New file.
1678 * config/mmix/mmix.c: New file.
1679 * config/mmix/mmix.md: New file.
1680 * config/mmix/crti.asm: New file.
1681 * config/mmix/crtn.asm: New file.
1683 2001-11-03 Kazu Hirata <kazu@hxi.com>
1685 * config/sparc/linux-aout.h: Fix comment formatting.
1686 * config/sparc/linux.h: Likewise.
1687 * config/sparc/linux64.h: Likewise.
1688 * config/sparc/lynx.h: Likewise.
1689 * config/sparc/pbd.h: Likewise.
1690 * config/sparc/sol2-sld-64.h: Likewise.
1691 * config/sparc/sol2.h: Likewise.
1692 * config/sparc/sparc.c: Likewise.
1693 * config/sparc/sparc.h: Likewise.
1694 * config/sparc/sparc.md: Likewise.
1695 * config/sparc/sunos4.h: Likewise.
1696 * config/sparc/vxsim.h: Likewise.
1697 * config/sparc/vxsparc.h: Likewise.
1698 * config/sparc/vxsparc64.h: Likewise.
1700 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1702 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
1703 reference to CONST_DOUBLE_MEM in comment.
1704 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
1705 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
1706 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
1707 * function.c (pop_function_context_from): Don't call
1708 restore_varasm_status.
1709 * function.h (restore_varasm_status): Delete declaration.
1710 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
1712 * rtl.def (CONST_DOUBLE): Update comment.
1713 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
1714 (CONST_DOUBLE_CHAIN): Likewise.
1715 (CONST_DOUBLE_MEM): Delete.
1716 (gen_rtx_CONST_DOUBLE): Update parameters.
1717 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
1718 Remove reference to CONST_DOUBLE_MEM.
1719 (const_alias_set): New variable.
1720 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
1721 (immed_real_const_1): Adjust tests for 0, 1, and 2.
1722 Don't set CONST_DOUBLE_MEM.
1723 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
1724 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
1725 Put constant in const_alias_set.
1726 (struct pool_constant): ALIGN now unsigned.
1727 OFFSET now HOST_WIDE_INT.
1729 (restore_varasm_status): Deleted.
1730 (mark_pool_constant): Mark desc->rtl.
1731 (force_const_mem): Rework to store rtl in hash table,
1732 not CONST_DOUBLE_MEM.
1733 Put constant in const_alias_set.
1734 (find_pool_constant): Check desc->rtl.
1735 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
1736 (init_varasm_once): Initialize const_alias_set.
1738 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
1741 * reload.c (combine_reloads): Don't combine an output reload if there
1742 are other reloads around for part of the output.
1744 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
1745 constant expression.
1746 (set_mem_decl): New function.
1747 * expr.h (set_mem_decl): New declaration.
1748 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
1749 (output_asm_operand_names): Add tab.
1750 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
1752 * builtins.c (get_memory_rtx): Properly set MEM alias set and
1755 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1757 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
1758 Use "invalid" instead of "illegal". Use @r in comments in
1761 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
1763 * c-decl.c (pushdecl): Move block inside if conditional to remove
1764 possibility of a segfault. Lookup block-level extern
1765 variables in enclosing scopes correctly.
1767 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
1769 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1771 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
1772 SUBREG so we avoid SUBREGing memory.
1774 * expmed.c (store_bit_field): Same.
1776 2001-11-02 DJ Delorie <dj@redhat.com>
1778 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1779 using FP registers for DImode mem-mem moves is acceptable.
1781 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1783 * builtins.c (apply_args_size): Handle vector arguments.
1784 (apply_result_size): Same.
1786 * machmode.def: Set WIDER mode field for all vector entries.
1788 2001-11-02 Graham Stott <grahams@redhat.com>
1790 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1792 2001-11-01 Eric Christopher <echristo@redhat.com>
1794 * config.gcc: Revert part of earlier patch.
1795 * config/mips/linux.h: Ditto.
1796 * df.c: Include tm_p.h to avoid warnings.
1797 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1799 * config/mips/mips.c: Define mips_abi regardless.
1800 (mips_output_function_prologues): Add long casts for .frame
1802 (override_options): Allow use of ABI_32.
1804 2001-11-01 Kazu Hirata <kazu@hxi.com>
1806 * config/m68hc11/m68hc11.c: Fix comment formatting.
1807 * config/m68hc11/m68hc11.h: Likewise.
1808 * config/m68hc11/m68hc11.md: Likewise.
1810 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1812 * c-typeck.c (default_conversion): Retain the original expression
1814 * gcc.dg/Wparentheses.c: New tests.
1816 2001-11-01 David S. Miller <davem@redhat.com>
1818 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1819 64-bit Sparc description more in line with reality.
1821 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1823 * Makefile.in (GCOV_OBJS): Add version.o.
1824 * gcov.c: Include "version.h" and <getopt.h>.
1825 (gcov_version_string): Remove.
1826 (print_usage): Take a parameter to determine whether this is a
1827 call from --help or an error message. Give fuller output that
1828 follows the GNU Coding Standards for --help.
1829 (print_version): New function.
1831 (process_args): Use getopt_long. Support long options. Follow
1832 GNU Coding Standards for --help and --version.
1833 * doc/gcov.texi: Document long options.
1834 Addresses part of PR other/704.
1836 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1838 * pa.c (output_move_double): Fix typo in double load.
1840 2001-11-01 Kazu Hirata <kazu@hxi.com>
1842 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1843 before passing it to ggc_alloc_string.
1845 2001-11-01 Kazu Hirata <kazu@hxi.com>
1847 * config/m68k/3b1.h: Fix comment formatting.
1848 * config/m68k/3b1g.h: Likewise.
1849 * config/m68k/a-ux.h: Likewise.
1850 * config/m68k/amix.h: Likewise.
1851 * config/m68k/apollo68.h: Likewise.
1852 * config/m68k/atari.h: Likewise.
1853 * config/m68k/aux-exit.c: Likewise.
1854 * config/m68k/ccur-GAS.h: Likewise.
1855 * config/m68k/crds.h: Likewise.
1856 * config/m68k/dpx2.h: Likewise.
1857 * config/m68k/dpx2g.h: Likewise.
1858 * config/m68k/hp310.h: Likewise.
1859 * config/m68k/hp320.h: Likewise.
1860 * config/m68k/isi.h: Likewise.
1861 * config/m68k/linux.h: Likewise.
1862 * config/m68k/lynx.h: Likewise.
1863 * config/m68k/m68k-psos.h: Likewise.
1864 * config/m68k/m68k.c: Likewise.
1865 * config/m68k/m68k.h: Likewise.
1866 * config/m68k/m68k.md: Likewise.
1867 * config/m68k/m68kelf.h: Likewise.
1868 * config/m68k/m68kv4.h: Likewise.
1869 * config/m68k/mot3300.h: Likewise.
1870 * config/m68k/news.h: Likewise.
1871 * config/m68k/next.h: Likewise.
1872 * config/m68k/pbb.h: Likewise.
1873 * config/m68k/plexus.h: Likewise.
1874 * config/m68k/sgs.h: Likewise.
1875 * config/m68k/sun3.h: Likewise.
1876 * config/m68k/tower.h: Likewise.
1877 * config/m68k/vxm68k.h: Likewise.
1879 2001-10-31 DJ Delorie <dj@redhat.com>
1881 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1882 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1883 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1884 * config/mips/mips.c (mips_cache_flush_func): New.
1885 * doc/invoke.texi: Document the new options.
1887 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1889 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1890 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1892 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1894 * config/cris/cris.c: Include output.h after tree.h but before
1897 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1899 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1900 (INTL_SUBDIRS): Just intl.
1901 (.SUFFIXES): Add .gmo .po .pox.
1902 (native): Also depend on build-@POSUB@.
1903 (intl.all, intl.install): Depend on config.h and things it includes.
1904 (po-generated): New target; depend on c-parse.c and tradcif.c.
1905 (install-normal): Also depend on install-@POSUB@.
1906 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1907 (build-, install-, build-po, update-po, install-po,
1908 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1910 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1911 * configure.in: Don't munge XGETTEXT. Don't generate
1913 * configure: Regenerate.
1915 * exgettext: Delete.
1916 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1917 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1919 2001-10-31 Kazu Hirata <kazu@hxi.com>
1921 * config/h8300/h8300.md (two anonymous patterns): New.
1923 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1925 * tree.h (tree_index): Add support for V16QI and V8HI.
1926 (V8HI_type_node): New.
1927 (V16QI_type_node): New.
1929 * tree.c (build_common_tree_nodes_2): Same.
1931 * c-common.c (type_for_mode): Same.
1933 2001-10-31 Kazu Hirata <kazu@hxi.com>
1935 * config/i386/att.h: Fix comment formatting.
1936 * config/i386/beos-elf.h: Likewise.
1937 * config/i386/bsd.h: Likewise.
1938 * config/i386/bsd386.h: Likewise.
1939 * config/i386/crtdll.h: Likewise.
1940 * config/i386/cygwin.asm: Likewise.
1941 * config/i386/cygwin.h: Likewise.
1942 * config/i386/djgpp.h: Likewise.
1943 * config/i386/freebsd-aout.h: Likewise.
1944 * config/i386/freebsd.h: Likewise.
1945 * config/i386/gas.h: Likewise.
1946 * config/i386/i386-interix.h: Likewise.
1947 * config/i386/i386-protos.h: Likewise.
1948 * config/i386/i386.c: Likewise.
1949 * config/i386/i386.h: Likewise.
1950 * config/i386/i386.md: Likewise.
1951 * config/i386/i386elf.h: Likewise.
1952 * config/i386/interix.c: Likewise.
1953 * config/i386/isc.h: Likewise.
1954 * config/i386/isccoff.h: Likewise.
1955 * config/i386/iscdbx.h: Likewise.
1956 * config/i386/linux.h: Likewise.
1957 * config/i386/lynx.h: Likewise.
1958 * config/i386/mingw32.h: Likewise.
1959 * config/i386/netbsd-elf.h: Likewise.
1960 * config/i386/next.h: Likewise.
1961 * config/i386/osf1elf.h: Likewise.
1962 * config/i386/osfrose.h: Likewise.
1963 * config/i386/sco5.h: Likewise.
1964 * config/i386/seq-gas.h: Likewise.
1965 * config/i386/seq-sysv3.h: Likewise.
1966 * config/i386/sequent.h: Likewise.
1967 * config/i386/sol2.h: Likewise.
1968 * config/i386/sun386.h: Likewise.
1969 * config/i386/uwin.asm: Likewise.
1970 * config/i386/uwin.h: Likewise.
1971 * config/i386/vxi386.h: Likewise.
1972 * config/i386/win32.h: Likewise.
1973 * config/i386/winnt.c: Likewise.
1974 * config/i386/xm-cygwin.h: Likewise.
1975 * config/i386/xm-mingw32.h: Likewise.
1977 2001-10-31 Kazu Hirata <kazu@hxi.com>
1979 * builtins.def: Fix comment typos.
1980 * config/alpha.c: Likewise.
1981 * config/arm/arm.c: Likewise.
1982 * config/avr/avr.h: Likewise.
1983 * config/d30v/d30v.c: Likewise.
1984 * config/d30v/d30v.h: Likewise.
1985 * config/d30v/d30v.md: Likewise.
1986 * config/dsp16xx/dsp16xx.c: Likewise.
1987 * config/fr30/fr30.c: Likewise.
1988 * config/fr30/fr30.md: Likewise.
1989 * config/i386/i386.c: Likewise.
1990 * config/i860/i860.c: Likewise.
1991 * config/i960/i960.c: Likewise.
1992 * config/ia64/ia64.c: Likewise.
1993 * config/mips/mips.c: Likewise.
1994 * config/pa/pa.c: Likewise.
1995 * config/rs6000/rs6000.c: Likewise.
1996 * config/s390/s390.c: Likewise.
1997 * config/sparc/sparc.c: Likewise.
1999 2001-10-30 Kazu Hirata <kazu@hxi.com>
2001 * config/mips/elf.h: Fix comment formatting.
2002 * config/mips/elf64.h: Likewise.
2003 * config/mips/iris5.h: Likewise.
2004 * config/mips/iris5gas.h: Likewise.
2005 * config/mips/iris6.h: Likewise.
2006 * config/mips/isa3264.h: Likewise.
2007 * config/mips/linux.h: Likewise.
2008 * config/mips/mips.c: Likewise.
2009 * config/mips/mips.h: Likewise.
2010 * config/mips/mips.md: Likewise.
2011 * config/mips/mips16.S: Likewise.
2012 * config/mips/netbsd.h: Likewise.
2013 * config/mips/osfrose.h: Likewise.
2014 * config/mips/r3900.h: Likewise.
2015 * config/mips/sni-svr4.h: Likewise.
2016 * config/mips/svr4-t.h: Likewise.
2017 * config/mips/ultrix.h: Likewise.
2019 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2021 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2022 when we update head->current.
2024 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2026 * tree.c (id_string_size): Remove.
2027 (dump_tree_statistics): Update.
2028 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2030 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2032 * sched-rgn.c (schedule_insns): Fix comment.
2034 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2036 * configure.in: Correct previous change: don't assume that
2037 gas's version number _isn't_ the last thing on the line, or
2038 isn't the only number on the line, either.
2039 * configure: Regenerate.
2041 2001-10-30 Kazu Hirata <kazu@hxi.com>
2043 * cfgcleanup.c: Fix a comment typo.
2045 2001-10-30 Kazu Hirata <kazu@hxi.com>
2047 * alias.c: Fix comment formatting.
2048 * recog.c: Likewise.
2049 * config/cris/cris.c: Likewise.
2050 * config/cris/cris.h: Likewise.
2051 * config/i960/i960.c: Likewise.
2052 * config/i960/i960.h: Likewise.
2054 2001-10-30 Kazu Hirata <kazu@hxi.com>
2056 * config/arm/arm.c: Fix a comment typo.
2057 * config/arm/arm.h: Likewise.
2058 * config/ia64/ia64.c: Likewise.
2060 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2062 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2063 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2064 * rtl.h (set_unique_reg_note): Change return value.
2065 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2066 * cse.c (cse_insn): Likewise.
2067 * expr.c (emit_move_insn): Likewise.
2068 * explow.c (force_reg): Likewise.
2069 * local-alloc (update_equiv_regs): Likewise.
2070 * loop.c (move_moveables, load_mems): Likewise.
2071 * reload (find_reloads): Likewise.
2073 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2076 * c-decl.c (parmlist_tags_warning, start_struct,
2077 check_for_loop_decls): Separate messages for struct, union and
2078 enum cases to allow for languages in which they have different
2080 * c-format.c (scanf_flag_specs): Separate short and long name of
2081 the assignment suppression feature.
2082 (check_format_types): Localize "pointer" and "different types"
2084 * c-lex.c (lex_number): Localize "an unsigned long int" and
2086 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2088 * c-typeck.c (build_unary_up): Separate messages for increment and
2089 decrement cases to allow for languages in which they use different
2090 articles. Localize the strings "increment" and "decrement" in one
2093 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2095 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2096 when no changes has been made.
2098 * gcse.c (reg_set_bitmap): Turn into reg_set.
2099 (modify_mem_list_set, canon_modify_mem_list_set)
2100 (clear_modify_mem_tables, free_modify_mem_tables): New.
2101 (gcse_main); Use free_modify_mem_tables.
2102 (free_gcse_mem): Likewise; free the bitmaps.
2103 (alloc_gcse_main): Initialize the bitmaps.
2104 (canon_list_insert): Set canon_modify_mem_list_set.
2105 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2106 (compute_hash_table): Use clear_modify_mem_tables.
2107 (reset_opr_set_tables): Likewise.
2108 (oprs_not_set_p): reg_set_bitmap is regset.
2109 (mark_set, mark_clobber): Likewise.
2111 * df.h (DF_EQUIV_NOTES): New constant.
2112 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2115 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2116 (init_regions, schedule_insns): Conditionalize the checking
2117 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2119 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2121 * i386.md (movti_rex64 splitter): Fix condition.
2123 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2125 * configure.in: Do not assume that gas's version number is the
2126 last thing on the first line of as --version output.
2127 * configure: Regenerate.
2129 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2130 MT_WARNING, MT_ERROR, MT_FATAL.
2131 (main): Call gcc_init_libintl.
2132 (v_message): Call gettext on msgid and "warning: "
2133 * tradcif.y: Include intl.h.
2134 (yyerror): Make parameter definition consistent with
2135 prototype. Call gettext on msgid argument.
2137 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2139 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2142 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2144 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2146 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2147 before referencing it.
2149 2001-10-26 DJ Delorie <dj@redhat.com>
2151 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2152 override -G, and force -G0.
2154 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2156 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2157 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2158 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2159 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2161 * loop.h (struct induction): Rename ext_dependant to
2163 * loop.c: Change all uses.
2164 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2165 All callers changed.
2166 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2168 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2170 * c-parse.in (expr_no_commas, primary), c-typeck.c
2171 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2173 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2175 Undo assemble_name change in earlier patch.
2177 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2179 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2180 determining the type of the receiver, do not check that TREE_CODE
2181 of receiver is CALL_EXPR before calling receiver_is_class_object().
2182 (receiver_is_class_object): For the GNU runtime: recognize
2183 the case that the receiver is self in a class method context.
2184 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2185 the receiver is a call to objc_get_class.
2187 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2189 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2191 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2193 * Makefile.in (OBJS): Put all files in alphabetical order.
2195 * dwarf2out.c (add_const_value_attribute): Fix error in last
2198 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2200 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2201 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2203 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2204 (life_analysis): call purge_all_dead_edges after deleting noops.
2205 (delete_noop_move): Do not purge CFG.
2206 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2208 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2210 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2211 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2212 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2213 (ASM_OUTPUT_COMMON): Likewise.
2214 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2215 (rs6000_output_function_epilogue): Likewise.
2216 (output_mi_thunk): Fix typo.
2217 (rs6000_output_symbol_ref): Use assemble_name.
2218 (output_toc): Likewise.
2219 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2220 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2221 assemble_name calls STRIP_NAME_ENCODING.
2222 (ASM_OUTPUT_LABEL): Use assemble_name.
2223 (ASM_GLOBALIZE_LABEL): Likewise.
2224 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2225 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2226 (ASM_OUTPUT_LOCAL): Likewise.
2228 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2230 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2231 (expand_builtin_apply, expand_builtin_return): Likewise.
2232 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2234 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2236 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2237 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2238 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2239 configure, configure.in, except.c, except.h, flow.c, function.c,
2240 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2241 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2242 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2243 unroll.c: Fix spelling errors.
2245 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2247 * doc/gcc.texi: Document use of "dependent" and American spelling.
2249 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2251 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2254 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2256 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2258 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2260 * genrecog.c (write_switch): Output if before switch for
2261 DT_elt_zero_wide_safe.
2263 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2265 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2266 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2267 (FUNCTION_PROFILER): Const-ify.
2268 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2269 (eliminate_constant_term, assemble_name, output_addr_const):
2270 Remove declarations.
2271 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2272 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2273 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2274 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2275 (half_pic_declare, half_pic_external): Const-ify.
2276 * toplev.c: Include "halfpic.h".
2278 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2280 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2281 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2282 config/i386/i386.c, config/i386/i386-interix.h,
2283 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2284 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2285 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2286 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2287 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2288 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2289 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2292 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2293 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2294 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2295 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2296 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2297 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2298 system.h, toplev.c: Fix spelling errors.
2300 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2302 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2304 * dwarf2out.c (reg_number): Abort if pseudo.
2305 (reg_loc_descriptor): Return 0 if pseudo.
2306 (is_based_loc): Return 0 if pseudo.
2307 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2309 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2310 (loc_descriptor): Return 0 if can't find location and handle 0
2311 return from recursive calls.
2312 (loc_descriptor_from_tree): Likewise.
2313 Fix handling of indirect.
2314 Also return 0 for PLACEHOLDER_EXPR.
2315 Clean up COMPONENT_REF cases.
2316 (add_AT_location_descriptor): Simplify, but handle 0 return from
2318 (add_const_value_attribute): Avoid shift count warning.
2319 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2320 Set comp_unit_die as context if not in function.
2322 * config/mips/mips-protos.h: Break up long lines.
2323 Remove needless #ifdef/#endif blocks.
2324 Don't declare functions declared in file made by genpreds or recog.h.
2325 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2326 is now HOST_WIDE_INT; delete unneeded casts.
2327 * config/mips/mips.h: Don't use #elif.
2329 * expr.c (stor_constructor_field): Always call adjust_address.
2330 Copy TARGET before changing its alias set.
2331 (store_field): Likewise, for TO_RTX.
2332 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2334 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2335 (find_placeholder): Return 0 if can't find object.
2336 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2339 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2341 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2343 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2345 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2346 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2347 (merge_blocks): Properly udpate life after making edge nonfallthru.
2348 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2350 2001-10-26 Kazu Hirata <kazu@hxi.com>
2352 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2354 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2356 * c-typeck.c (convert_arguments): When comparing for enumeral
2357 type equality, use TYPE_MAIN_VARIANT.
2358 * gcc.dg/Wconversion.c: New tests.
2360 2001-10-26 Kazu Hirata <kazu@hxi.com>
2362 * s390/s390.c: Fix comment typos.
2363 * s390/s390.h: Likewise.
2364 * s390/s390.md: Likewise.
2366 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2368 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2369 (walk_tree): Use it for tail calls where appropriate.
2371 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2373 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2374 non-local label_refs.
2376 2001-10-26 Kazu Hirata <kazu@hxi.com>
2378 * config/h8300/h8300.md (4 anonymous patterns): New.
2380 2001-10-26 Kazu Hirata <kazu@hxi.com>
2382 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2383 algorithm through the shift_info structure.
2384 (emit_a_shift): Update the use of get_shift_alg.
2386 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2388 * sched-rgn.c: Remove bitset typedef.
2389 Change bitset to sbitmap in prototypes / variable types.
2391 Remove edgeset_bits.
2392 Remove edgeset_size.
2393 s/BITSET_ADD/SET_BIT/g
2394 s/BITSET_INVERT/sbitmap_ones/g
2395 s/BITSET_INTER/sbitmap_a_and_b/g
2396 s/BITSET_UNION/sbitmap_a_or_b/g
2397 s/BITSET_DIFFER/sbitmap_difference/g
2398 s/bitset_member/TEST_BIT/g
2399 (BITSET_*): Removed.
2400 (bitset_member): Removed.
2401 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2402 EXECUTE_IF_SET_IN_SBITMAP.
2403 (split_edges): Rewrite, use sbitmap functions instead of bitset
2405 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2407 2001-10-26 Andreas Schwab <schwab@suse.de>
2409 * reload1.c (emit_input_reload_insns): Fix parens in last
2410 (undocumented) change that was supposed to change only whitespace.
2412 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2414 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2416 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2419 2001-10-26 Andreas Jaeger <aj@suse.de>
2421 * flow.c (clear_log_links): Remove unused variable.
2422 * cfgcleanup.c (cleanup_cfg): Likewise.
2424 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2426 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2427 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2429 2001-10-26 Richard Henderson <rth@redhat.com>
2431 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2432 rename PV_REG to R27_REG.
2433 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2434 (REG_CLASS_FROM_LETTER): Update.
2435 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2436 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2437 (udivsi3, modsi3, umodsi3): Likewise.
2438 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2440 2001-10-26 Richard Henderson <rth@redhat.com>
2442 * cfg.c (clear_aux_for_blocks): Split out of ...
2443 (free_aux_for_blocks): here.
2444 (clear_aux_for_edges): Split from ...
2445 (free_aux_for_edges): here.
2446 * basic-block.h: Declare them.
2447 * lcm.c (compute_antinout_edge): Use them.
2448 (compute_laterin, compute_available, compute_nearerout): Likewise.
2449 (optimize_mode_switching): Likewise.
2451 2001-10-26 Richard Henderson <rth@redhat.com>
2453 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2454 moving everything back to the main build directory.
2456 2001-10-26 Christopher Faylor <cgf@redhat.com>
2458 * config/i386/cygwin.h: Search target specific include directory, if
2461 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2463 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2464 of macro guards. Fix #endif comment.
2466 * output.h (default_exception_section, default_eh_frame_section):
2467 Move prototypes outside of macro guard.
2469 * crtstuff.c: Fix #endif comment.
2471 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2473 * doc/md.texi (movMM): Clarify semantics of storing into a
2474 non-paradoxical SUBREG.
2476 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2478 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2479 (lang_hook_default_get_alias_set): Move next to other alias
2481 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2482 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2483 (LANG_HOOKS_INITIALIZER): Add it.
2484 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2485 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2486 instead of a loop calling poplevel.
2488 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2490 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2491 occurrences of #elif with #if...#endif.
2493 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2495 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2497 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2499 * alias.c (can_address_p): No longer static.
2500 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2501 Return 0 if all parameters are default values.
2502 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2503 (adjust_address_1): Try harder to compute a size.
2504 * expr.c (expand_assignment, store_constructor): If can't address,
2505 set MEM_KEEP_ALIAS_SET_P.
2506 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2507 (store_field): Likewise.
2508 (store_constructor): Simplify call to store_constructor_field.
2509 * expr.h (can_address_p): New declaration.
2510 * gensupport.c (gen_rtx_CONST_INT): New function.
2511 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2512 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2513 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2515 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2517 2001-10-24 Christopher Faylor <cgf@redhat.com>
2519 * config/i386/cygwin.h: Use proper path for mingw crt files when
2522 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2524 * dwarf2out.c (file_info_cmp): Always return consistent results.
2526 2001-10-24 Roger Sayle <roger@eyesopen.com>
2528 * stmt.c (expand_end_case): Index jumptables from zero for
2529 suitably small values of minval.
2531 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2533 * stor-layout.c (place_union_field): If any field was aligned with
2534 attribute aligned, set record type's TYPE_USER_ALIGN.
2535 (place_field): Likewise.
2536 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2537 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2539 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2541 * c-common.h (struct c_common_identifier): Remove rid_code field.
2542 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2544 * c-typeck.c (constructor_designated): New local flag.
2545 (struct constructor_stack): Add "designated" field to match.
2546 (start_init): Clear it.
2547 (really_start_incremental_init, push_init_level): Push and
2549 (pop_init_level): Pop it.
2550 (set_designator): Set it.
2552 (pop_init_level): Suppress "missing initializer" warnings if
2553 constructor_designated is true.
2554 (process_init_element): Suppress warning about union
2555 initialization under traditional C, if constructor_designated
2558 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2560 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2563 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2565 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2567 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2569 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2570 the node was already a set to a constant.
2572 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2574 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2575 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2577 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2579 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2580 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2581 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2582 * s390.c (s390_final_chunkify): Don't use string concatenation.
2583 (s390_function_prologue, s390_function_epilogue): Const-ify.
2584 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2586 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2588 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2591 2001-10-23 Stan Shebs <shebs@apple.com>
2593 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2594 -traditional-cpp in first-stage compilation.
2596 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2598 * gensupport.c (target_flags): Add.
2600 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2602 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2604 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2605 * except.c (expand_builtin_frob_return_addr): Likewise.
2606 (expand_builtin_eh_return): Likewise.
2607 * stmt.c (expand_computed_goto): Likewise.
2608 * explow.c (memory_address): Likewise.
2609 (allocate_dynamic_stack_space): Clean up predicate testing.
2610 (probe_stack_range): Convert SIZE to Pmode.
2611 * calls.c (rtx_for_function_call): Only call convert_memory_address
2613 Pass function call operand as ptr_mode, not Pmode.
2614 * expr.c (expand_assignment): Clean up calls to convert_memory
2615 address by only doing so when needed and making offsets Pmode.
2616 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
2617 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
2618 is in Pmode, not ptr_mode.
2620 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * darwin-protos.h (constructor_section, destructor_section,
2623 mod_init_section, mod_term_section): Prototype.
2624 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
2626 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
2628 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
2629 objc_section_init declaration.
2630 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
2631 (objc_section_init, try_section_alias): Make static.
2632 (alias_section): Make static and hide unused function.
2633 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
2635 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2637 * alias.c (can_address_p): Compnonents are not addressable if
2638 the containing type has alias set 0.
2639 (get_alias_set): Rework to use STRIP_NOPS.
2640 Only call front-end routine on object, type, or object with
2641 NOPs stripped, not inner values.
2642 Use language hook to call front-end routine.
2643 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
2644 (expand_builtin_apply): Call set_mem_align on MEMs we make.
2645 Don't pass alignment to emit_block_move.
2646 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
2647 (expand_builtin_memset): Likewise, but for clear_storage.
2648 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
2649 and remove C++ specific parts.
2650 * c-common.h (c_common_get_alias_set): Add declaration.
2651 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
2652 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
2653 (save_fixed_argument_area): Call set_mem_align.
2654 Remove alignment in call to emit_block_move.
2655 (emit_library_call_value_1, store_one_arg): Likewise.
2656 (target_for_arg): Remove; disabled long ago.
2657 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
2658 once and similar cleanups.
2659 (offset_address): Use proper introductory comment.
2660 * expr.c (emit_block_move): Use alignment from that of MEM args, not
2661 from explicit operand; all callers changed.
2662 (clear_storage): Likewise.
2663 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
2664 (store_field): Remove kludge on alias set used for to_rtx.
2665 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
2666 (expand_expr_unaligned): Call set_mem_attributes instead of
2668 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
2669 * function.c (assign_stack_temp_for_type): Set MEM alignment.
2670 (expand_function_end): Track MEM attributes of trampolines.
2671 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
2672 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
2673 attributes from original.
2674 * langhooks.c (lang_hook_default_get_alias_set): New function.
2675 (hook_get_alias_set_0): New function.
2676 * langhooks.h (hook_get_alias_set_0): New declaration.
2677 (lang_hook_default_get_alias_set): Likewise.
2678 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
2679 * reload1.c (alter_reg): Use adjust_address_nv.
2680 * rtl.c (get_mode_alignment): Moved to here.
2681 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
2682 change default if unknown from 1 to BITS_PER_UNIT.
2683 * stor-layout.c (get_mode_alignment): Remove from here.
2684 * toplev.h (struct lang_hoks): Add get_alias_set field.
2685 * tree.h (lang_get_alias_set): Delete declaration.
2686 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
2687 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
2688 (ix86_va_arg): Likewise.
2689 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
2690 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2691 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2692 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2693 (expand_block_move_mem): Remove dead code.
2695 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
2697 * c-common.c (warn_div_by_zero): New.
2698 * c-common.h (warn_div_by_zero): New.
2699 * c-decl.c (c_decode_option): Take it on the command line.
2700 * c-typeck.c (build_binary_op): Warn about division by zero.
2701 * doc/invoke.texi: Document the new command line option, fix
2702 documentation of -Wmultichar.
2703 * testsuite/gcc.dg/divbyzero.c: New tests.
2704 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
2706 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2708 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
2710 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
2711 to avoid update_life_info call.
2712 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
2713 * cfgcleanup.c (bb_flags): New enum.
2714 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
2715 (notice_new_block, update_forwarder_flag): New functions.
2716 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
2717 (try_forward_edges): Likewise; update flags.
2718 (merge_blocks): Likewise.
2719 (outgoing_edges_match): Likewise.
2720 (try_crossjump_to_edge): Likewise.
2721 (try_optimize_cfg): Likewise; initialize and clear the flags;
2722 recompute life info if needed.
2723 (cleanup_cfg): No need to clear aux pointers.
2725 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
2727 * config/i386/i386.c (override_options): Default to minimum
2728 stack alignment when optimizing for code size.
2729 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
2732 * config/i386/i386.c (override_options): Set upper limit of
2733 -mpreferred-stack-boundary to 12.
2735 2001-10-22 Zack Weinberg <zack@codesourcery.com>
2737 * recog.c (peephole2_optimize): Add default case to switch.
2739 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
2741 * doc/gcc.texi (Sending Patches): Remove.
2743 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
2745 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
2746 fields when comparing.
2748 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2750 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
2751 * arm.c (HOST_INT, HOST_UINT): Likewise.
2753 2001-10-22 Stan Shebs <shebs@apple.com>
2755 * config/darwin-protos.h (darwin_exception_section): Declare.
2756 (darwin_eh_frame_section): Declare.
2758 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2760 * i386.md (movti_rex64): Fix mode.
2762 2001-10-22 Stan Shebs <shebs@apple.com>
2764 * target.h (struct gcc_target): Add asm_out.exception_section,
2765 asm_out.eh_frame_section.
2766 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
2767 (TARGET_ASM_EH_FRAME_SECTION): New.
2768 (TARGET_INITIALIZER): Update.
2769 * output.h (default_exception_section): Declare.
2770 (default_eh_frame_section): Declare.
2771 * dwarf2out.c: Include target.h.
2772 (output_call_frame_info): Call target hook for eh frames.
2773 (default_eh_frame_section): New function.
2774 * except.c: Include target.h.
2775 (output_function_exception_table): Call target hook for exception
2777 * varasm.c (default_exception_section): Rename from
2778 exception_section, remove EXCEPTION_SECTION macro.
2780 * config/darwin.h (darwin_eh_frame_section): New function.
2781 (EXCEPTION_SECTION): Remove.
2782 (TARGET_ASM_EXCEPTION_SECTION): Define.
2783 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2784 (nextstep_exception_section): New function.
2785 (nextstep_eh_frame_section): New function.
2786 (TARGET_ASM_EXCEPTION_SECTION): Define.
2787 (TARGET_ASM_EH_FRAME_SECTION): Define.
2789 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2790 (TARGET_ASM_EXCEPTION_SECTION): Define.
2791 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2792 (EXCEPTION_SECTION): Remove.
2793 (TARGET_ASM_EXCEPTION_SECTION): Define.
2794 * config/stormy16/stormy16.h: Remove comments referencing
2795 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2797 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2798 TARGET_ASM_EH_FRAME_SECTION.
2800 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2802 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2805 * c-format.c: Fix spelling typo in comment.
2807 * sched-int.h: Fix typo in GCC preamble.
2809 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2812 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2814 2001-10-22 Richard Henderson <rth@redhat.com>
2816 * config/i386/i386.c (ix86_expand_clear): New.
2817 * config/i386/i386-protos.h: Declare it.
2818 * config/i386/i386.md (setcc peep2s): Use it.
2819 (movsi_xor): Unexport.
2821 2001-10-22 Richard Henderson <rth@redhat.com>
2823 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2824 free_EXPR_LIST_list for LOG_LINKS.
2826 2001-10-21 Robert Lipe <robertlipe@usa.net>
2828 * config/i386/i386.c (sco_asm_named_section): Delete.
2829 (sco_asm_out_constructor): Delete.
2830 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2831 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2832 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2833 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2834 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2836 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2839 and/or fold extra calls into fewer ones.
2840 * collect2.c (dump_file): Likewise.
2841 * cppexp.c (parse_number): Likewise.
2842 * cpplex.c (_cpp_lex_direct): Likewise.
2843 * final.c (output_asm_insn, asm_fprintf): Likewise.
2844 * fix-header.c (inf_scan_ident, main): Likewise.
2845 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2847 * fold-const.c (real_hex_to_f): Likewise.
2848 * gen-protos.c (parse_fn_proto): Likewise.
2849 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2850 * genrecog.c (change_state, write_action): Likewise.
2851 * gensupport.c (shift_output_template): Likewise.
2852 * local-alloc.c (requires_inout): Likewise.
2853 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2854 * protoize.c (is_id_char, main): Likewise.
2855 * real.c (asctoeg): Likewise.
2856 * recog.c (asm_operand_ok): Likewise.
2857 * reload.c (find_reloads): Likewise.
2858 * scan.c (scan_identget_token): Likewise.
2859 * sched-vis.c (print_value): Likewise.
2860 * stringpool.c (ggc_alloc_string): Likewise.
2861 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2862 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2863 * tradcpp.c (rescan): Likewise.
2864 * tree.c (clean_symbol_name): Likewise.
2865 * varasm.c (decode_reg_name): Likewise.
2867 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2868 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2869 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2870 * m88k.c (output_ascii): Likewise.
2871 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2872 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2873 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2874 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2876 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2878 * langhooks.c (lang_hook_default_do_nothing,
2879 lang_hook_default_decode_option): New defaults.
2880 * langhooks.h: Make hooks unconditional and non-NULL.
2881 * toplev.c (compile_file, toplev_main): Update.
2882 * toplev.h: Update comments.
2883 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2885 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2887 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2889 * system.h (IN_RANGE): New macro.
2891 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2893 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2894 INTLDEPS variable, which does not include $LIBICONV.
2895 * Makefile.in: Use INTLDEPS in LIBDEPS.
2896 * configure: Regenerate.
2898 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2900 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2901 * cpplex.c (lex_percent, lex_dot): Remove.
2902 (get_effective_char, skip_block_comment, skip_line_comment,
2903 parse_identifier_slow, parse_number, parse_string, save_comment,
2904 _cpp_lex_direct): Update to do lookback freely.
2905 (IF_NEXT_IS, BACKUP): New macros.
2906 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2907 * cppmacro.c (paste_tokens): Update.
2909 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2911 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2913 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2915 * reload1.c (reload): Check CONSTANT_P before calling
2916 LEGITIMATE_PIC_OPERAND_P.
2917 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2918 workaround of 2001-10-13.
2920 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2922 * i386.c (split_di): Handle splitting of DFmode.
2924 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2926 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2927 (adjust_address_1, offset_address): Likewise.
2929 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2930 (output_asm_insn): Call it for each line output.
2931 Don't record an operand more than once.
2933 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2934 * main.c: Include config.h and system.h, but not ansidecl.h.
2935 * Makefile.in (main.o): Update accordingly.
2937 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2939 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2941 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2943 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2944 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2946 (find_sub_basic_blocks): ... here;
2947 (find_many_sub_basic_blocks): New.
2948 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2950 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2952 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2954 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2956 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2957 * flow.c (update_life_info): Measure time.
2958 * c-decl.c: Include timevar.h
2959 (c_expand_body): Measure time.
2960 * toplev.c (rest_of_compilation): Measure time of mode switching
2962 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2964 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2965 (lang_independent_options): Add asynchronous-unwind-tables
2966 (toplev_main): flag_asynchronous_unwind_tables implies
2968 * flags.h (flag_asynchronous_unwind_tables): Declare.
2969 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2970 flag_asynchronous_unwind_tables.
2971 (output_call_frame_info): Likewise.
2972 * invoke.texi (-fasynchronous-unwind-tables): Document.
2973 * i386.c (optimization_options): Enable
2974 flag_asynchronous_unwind_tables.
2976 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2977 * i386.md (s* expanders): Destination is QImode.
2979 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2980 * rtl.h (clear_log_links): Kill.
2981 * flow.c (clear_log_links): Make static; accept blocks parameter;
2982 do no clear life info.
2983 (update_life_info): Call clear_log_links.
2985 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2987 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2989 * cpplex.c (handle_newline, skip_escaped_newlines,
2990 get_effective_char, skip_block_comment, skip_line_comment,
2991 parse_identifier_slow, parse_number, parse_string,
2992 _cpp_lex_direct): Update to do more stepping back.
2993 (trigraph_ok): Similarly. Rename trigraph_p.
2994 (SAVE_STATE, RESTORE_STATE): Remove.
2995 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2997 * cpplib.c (destringize): Rename destringize_and_run, and
2998 call run_directive directly.
2999 (_cpp_do__Pragma): Simplify.
3001 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3003 * pe.c (arm_pe_unique_section): Const-ify.
3004 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3005 (switch_to_section): Add static prototype.
3007 * output.h (drectve_section): Prototype.
3009 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3011 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3012 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3013 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3014 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3015 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3016 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3017 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3018 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3019 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3020 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3021 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3022 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3023 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3024 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3025 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3026 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3027 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3028 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3029 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3030 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3031 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3032 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3033 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3034 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3035 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3036 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3037 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3038 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3039 v850-*-*): Delete superflous ${cpu_type} setting.
3040 * config/linux.h: Delete svr4.h include.
3041 (SET_ASM_OP): Delete.
3042 * config/netware.h (INT_ASM_OP): Undef before define.
3043 * config/ptx4.h: Delete elfos.h include.
3044 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3045 * config/svr4.h: Delete elfos.h include. Update commentary.
3046 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3047 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3048 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3049 config/v850/v850.h: Delete svr4.h include.
3050 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3051 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3052 config/sparc/sysv4.h: Update includes.
3053 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3054 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3055 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3056 config/m88k/dguxbcs.h: Delete includes.
3057 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3058 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3059 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3061 * config/m88k/dgux.h: Delete include.
3062 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3064 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3065 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3066 * config/sh/elf.h: Update include.
3067 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3068 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3070 2001-10-19 Catherine Moore <clm@redhat.com>
3072 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3073 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3074 base and count fields.
3075 (stormy16_expand_builtin_va_start): last_reg_count changed to
3076 size_of_reg_args. Use count + size in first comparison.
3078 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3080 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3081 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3082 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3083 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3084 Set alignment from type if INDIRECT_REF.
3085 (adjust_address_1, offset_address): Simplify alignment compuitation.
3086 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3087 here; done by set_mem_attributes.
3089 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3091 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3092 * arm-protos.h (rdata_section, zero_init_section, common_section):
3094 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3095 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3096 traditional mode stringification.
3097 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3098 in macros controling its use.
3099 * rtlanal.c: Include tm_p.h.
3100 * varasm.c (asm_output_aligned_bss): Mark parameter with
3102 (assemble_constant_align, assemble_start_function, assemble_align,
3103 assemble_variable, assemble_trampoline_template,
3104 output_constant_def_contents): Wrap potentially empty if-stmt body
3107 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3109 * a29k-protos.h (literal_section): Prototype.
3110 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3111 * a29k.md: Ensure function pointers are prototyped.
3112 * genattrtab.c (write_eligible_delay): Mark parameter with
3115 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3117 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3118 * 1750a.c (print_operand): Fix format specifier warning.
3119 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3120 * 1750a.md: Likewise.
3121 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3122 * genemit.c (output_add_clobbers): Mark parameter with
3124 * genrecog.c (write_subroutine): Likewise.
3125 * integrate.c (expand_inline_function): Delete unused variable.
3126 * varasm.c (remove_from_pending_weak_list): Wrap with
3129 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3131 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3132 field is different to previous argument's neg field.
3134 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3136 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3138 * final.c (get_decl_from_op): New function.
3139 (output_asm_insn): Call it; write "*" when item with decl is address.
3141 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3143 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3144 about 64-bit support from the 3.0_branch version.
3146 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3148 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3149 USE_INCLUDED_LIBINTL when appropriate.
3150 * configure, config.in: Regenerate.
3151 * Makefile.in (datadir): Set to @datadir@.
3152 (intl.o): Also depend on $(CONFIG_H) and system.h.
3154 * intl.c: Factor out common gettext initialization sequence.
3155 (gcc_init_libintl): New function.
3156 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3157 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3158 off NLS. Add multiple include guard. No need to #ifdef-guard
3159 an #undef. Prototype gcc_init_libintl here.
3161 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3162 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3163 Use gcc_init_libintl.
3165 2001-10-19 Catherine Moore <clm@redhat.com>
3167 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3169 * config/stormy16/stormy16.c (stormy16_split_move): Make
3170 sure that REG_INC notes are present for auto_inc operands.
3172 2001-10-19 Andreas Jaeger <aj@suse.de>
3174 * configure: Regenerated.
3175 * configure.in: Add x86_64 to switch statements.
3177 2001-10-18 Richard Henderson <rth@redhat.com>
3179 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3180 address into $27 explicitly.
3181 (sibcall_value_osf_1): Likewise.
3183 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3185 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3186 (offset_address): New function.
3187 (free_emit_status): Free regno_decl.
3188 (init_emit): Pass proper number of elements to xcalloc.
3189 Allocate regno_decl.
3190 (mark_emit_status): Mark regno_decl values.
3191 * expr.c (highest_pow2_factor): New function.
3192 (expand_assigment): Use it and offset_address.
3193 Properly handle ptr_mode vs. Pmode in offset calculation.
3194 (store_constructor, expand_expr_unaligned): Likewise.
3195 (expand_expr, case COMPONENT_EXPR): Likewise.
3196 * expr.h (offset_address): New decl.
3197 * function.h (struct emit_status): Add regno_decl.
3198 (REGNO_DECL): New macro.
3199 * final.c (output_asm_name): Move in file and don't conditionalize
3200 on flag_print_asm_name.
3201 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3202 Output names of operands, if known.
3203 * function.c (assign_parms): Set REGNO_DECL.
3204 * integrate.c (integrate_decl_tree): Likewise.
3205 * stmt.c (expand_decl): Likewise.
3206 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3208 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3210 * attribs.c (handle_noinline_attribute): New function.
3211 (handle_used_attribute): Likewise.
3212 (c_common_attribute_table): Added noinline and used.
3213 * doc/extend.texi (Function Attributes): Document them.
3214 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3215 Warn when merging inline with attribute noinline.
3216 (start_decl, start_function): Warn if inline and attribute
3217 noinline appear in the same declaration.
3219 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3221 * config.gcc: Update c4x and i370 for C front end-specific
3223 * config/c4x/c4x-c.c: New.
3224 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3225 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3227 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3228 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3230 (c4x_init_pragma): Remove.
3231 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3232 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3233 c4x_pr_ignored): Move to c4x-c.c.
3234 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3235 * config/c4x/t-c4x: Update.
3236 * config/i370/i370-c.c: New.
3237 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3238 (i370_pr_map): Move to i370-c.c.
3239 * config/i370/t-i370: New.
3241 * doc/tm.texi: Update.
3243 2001-10-17 Stan Shebs <shebs@apple.com>
3245 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3246 typo fixes throughout.
3247 (machopic_output_stub): Remove some dead code.
3249 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3251 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3254 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3256 * Makefile.in (print-rtl.o): Depend on TREE_H.
3257 * alias.c (get_alias_set): Make two passes over objects to first
3258 see if inner object is access via restricted pointer.
3259 Defer allocating alias set for restricted pointer until here.
3260 Call find_placeholder with second arg nonzero.
3262 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3263 set for restricted pointer types.
3264 * emit-rtl.c (set_mem_attributes): Set more attributes.
3265 (set_mem_align, change_address, adjust_address_1): New functions.
3266 (change_address_1): Now static.
3267 (adjust_address, adjust_address_nv): Deleted.
3268 (replace_equiv_address): Call change_address_1.
3269 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3270 (find_placeholder): Get starting point from PLIST arg.
3271 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3272 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3273 (adjust_address, adjust_address_nv): New macros.
3274 * print-rtl.c (tree.h): New include.
3275 (print_rtx, case MEM): Print all memory attributes.
3277 2001-10-17 Richard Henderson <rth@redhat.com>
3279 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3281 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3283 * c-tree.texi: Eliminate duplicated word.
3284 * cpp.texi: Likewise.
3285 * install.texi: Likewise.
3286 * invoke.texi: Likewise.
3287 * tm.texi: Likewise.
3289 2001-10-17 Michael Collison <collison@isisinc.net>
3291 * dsp16xx.c: Fix comment formatting to match GNU standards.
3292 (dsp16xx_output_function_prologue): Change type of 'size'
3293 parameter from 'int' to HOST_WIDE_INT.
3294 (dsp16xx_output_function_epilogue): Change type of 'size'
3295 parameter from 'int' to HOST_WIDE_INT.
3297 2001-10-16 Richard Henderson <rth@redhat.com>
3299 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3300 * configure, config.in: Rebuild.
3302 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3303 (ix86_output_addr_diff_elt): New.
3304 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3305 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3306 (JUMP_TABLES_IN_TEXT_SECTION): New.
3307 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3308 * config/i386/i386-protos.h: Update.
3310 * config/i386/386bsd.h, config/i386/beos-elf.h,
3311 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3312 config/i386/i386-interix.h, config/i386/i386elf.h,
3313 config/i386/linux.h, config/i386/netbsd-elf.h,
3314 config/i386/netbsd.h, config/i386/openbsd.h,
3315 config/i386/ptx4-i.h, config/i386/rtemself.h,
3316 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3317 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3319 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3321 * stmt.c (expand_asm_operands): Update commentary.
3323 2001-10-16 Stan Shebs <shebs@apple.com>
3325 * config/darwin.h (GCC_NAME): Remove, no longer used.
3326 (NO_MATH_LIBRARY): Ditto.
3327 (MATH_LIBRARY): Define to emptiness.
3328 (DWARF2_DEBUGGING_INFO): Define.
3329 (PREFERRED_DEBUGGING_TYPE): Define.
3330 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3331 (EXCEPTION_SECTION): Define.
3332 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3333 * config/darwin.c (darwin_encode_section_info): Handle case of
3334 DECL_INITIAL being error_mark_node.
3336 2001-10-16 Richard Henderson <rth@redhat.com>
3338 * alpha.c (current_file_function_operand): Don't fail for profiling.
3339 (direct_call_operand): New.
3340 * alpha-protos.h: Declare it.
3341 * alpha.h (EXTRA_CONSTRAINT): Use it.
3342 (PREDICATE_CODES): Add it.
3343 (ASM_OUTPUT_MI_THUNK): Remove.
3344 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3345 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3347 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3349 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3350 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3352 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3354 * cfg.c (free_edge): Break out from ....
3355 (remove_edge): ... here.
3356 (clear_edges): Use free_edge.
3358 * att.h (ASM_QUAD): Add comment.
3359 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3361 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3363 * i386.c (split_ti): New function.
3364 (ix86_split_to_parts): Support TImodes.
3365 * i386.h (VALID_INT_MODE_P): Add TImode.
3366 * i386.md (movdi splitter): Fix.
3367 (movti): Support 64bit integer registers.
3368 (movti_rex64): New function and splitter.
3370 * i386.c (*_cost): Add movsx/movzx cost.
3371 * i386.h (struct processor_costs): Add movsx/movzx fields.
3372 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3373 64bit operations require split on 64bit machine.
3374 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3376 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3377 (ix86_expand_move): Avoid pushes of memory if size does not match;
3378 move long constants to register.
3379 (x86_initialize_trampoline): Fix mode.
3380 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3381 Use ASM_QUAD on 64bit.
3382 * i386.md (test pattern): Disallow impossible constants.
3383 (tablejump PIC expander): Fix emitting of sum.
3384 (movdicc_rex64): Rename to movdicc.
3385 * linux64.h (LINK_SPEC): Add missing '%'.
3387 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3389 * tree-inline.c (inlinable_function_p): Leave it up to the
3390 front-end to turn -finline-functions into DECL_INLINE set for all
3393 2001-10-16 Stan Shebs <shebs@apple.com>
3395 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3397 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3399 * recog.c: Formatting and comment typo fixes.
3401 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3402 version in single tree build.
3403 * configure: Regenerate.
3405 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3407 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3408 MODE arguments to gen_rtx and compare operand with const0_rtx.
3410 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3412 * system.h: Poison old unused target macros.
3413 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3414 * config/stormy16/stormy16.c: Update references to obsolete macros.
3415 * config/stormy16/stormy16.h: Similarly.
3416 * config/stormy16/stormy16.md: Similarly.
3417 * config/cris/cris.h: Similarly.
3419 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3421 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3422 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3423 cpp_register_pragma): Update accordingly.
3425 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3427 * c-pragma.h (cpp_register_pragma_space): Remove.
3428 * cpplib.h (cpp_register_pragma_space): Remove.
3429 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3430 (cpp_register_pragma_space): Remove.
3431 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3433 (do_pragma): Similarly.
3434 (_cpp_init_internal_pragmas): Don't register namespaces.
3436 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3437 Don't register namespaces.
3438 * cp/lex.c (init_cp_pragma): Similarly.
3439 * doc/tm.texi: Update.
3441 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3444 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3446 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3448 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3449 add scheduling support.
3450 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3451 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3452 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3455 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3457 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3458 missing CONSTANT_P test in core GCC.
3460 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3462 * cppmain.c (struct printer): New member source.
3463 (scan_translation_unit): Fix spacing at start of lines.
3464 (cb_line_change): Update.
3466 * gcc.dg/cpp/spacing2.c: New test.
3468 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3470 * config/cris/arit.c: Use __builtin_labs, not abs.
3472 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3474 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3475 misplaced sprintf and fprintf argument.
3477 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3479 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3480 * configure.in, Makefile.in: Take out obsolete check-po logic.
3481 * configure, config.in: Regenerate.
3483 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3485 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3486 symtab declarations.
3488 2001-10-12 Stan Shebs <shebs@apple.com>
3490 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3491 declarations of arguments and local variables.
3493 2001-10-12 Christopher Faylor <cgf@redhat.com>
3495 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3496 ENDFILE_SPEC definition.
3498 2001-10-12 Kazu Hirata <kazu@hxi.com>
3500 * gthr-dce.h: Fix comment formatting.
3501 * gthr-posix.h: Likewise.
3502 * gthr-single.h: Likewise.
3503 * gthr-solaris.h: Likewise.
3504 * gthr-vxworks.h: Likewise.
3505 * gthr-win32.h: Likewise.
3507 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3509 * final.c (output_asm_insn): Make sure assembly dialects are
3510 terminated, not nested. Output `|' and `}' characters if they
3511 don't appear inside assembly dialect selection.
3512 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3513 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3514 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3515 strsetsi_rex_1): Add {} braces.
3517 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3519 * toplev.c (compile_file): Ignore return value from yyparse.
3520 Always pop any nested binding levels after yyparse returns.
3522 2001-10-11 Richard Henderson <rth@redhat.com>
3524 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3526 2001-10-11 Richard Henderson <rth@redhat.com>
3528 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3529 fall back to add_AT_long_long for large CONST_INT.
3531 2001-10-11 Richard Henderson <rth@redhat.com>
3533 * config/i386/i386.md (setcc splitters): Add four splitters to
3534 simplify compound compares that simplify_comparison can't handle.
3536 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3538 * cpplex.c (digraph_spellings, token_spellings): Make static.
3540 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3542 * unroll.c (loop_iterations): Fixup last patch.
3544 2001-10-11 Richard Henderson <rth@redhat.com>
3546 * rtl.h (REG_VTABLE_REF): New.
3547 * rtl.c (reg_note_name): Add it.
3548 * combine.c (distribute_notes): Handle it.
3549 * final.c (final_scan_insn): Handle it.
3550 * tree.def (VTABLE_REF): New.
3551 * expr.c (expand_expr): Handle it.
3552 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3553 * output.h: Declare them.
3555 2001-10-11 Richard Henderson <rth@redhat.com>
3557 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3560 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3562 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3563 available in 64-bit mode.
3565 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3567 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3568 cris-*-linux* cases.
3569 * config/cris/cris-protos.h: New file.
3570 * config/cris/cris.c: New file.
3571 * config/cris/cris.h: New file.
3572 * config/cris/cris.md: New file.
3573 * config/cris/linux.h: New file.
3574 * config/cris/aout.h: New file.
3575 * config/cris/arit.c: New file.
3576 * config/cris/cris_abi_symbol.c: New file.
3577 * config/cris/mulsi3.asm: New file.
3578 * config/cris/t-aout: New file.
3579 * config/cris/t-cris: New file.
3580 * config/cris/t-elfmulti: New file.
3581 * config/cris/t-linux: New file.
3582 * doc/invoke.texi: Add CRIS options.
3583 * doc/install.texi (Specific): Add blurb for CRIS.
3585 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3587 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3589 * config/float/i32.h: Likewise.
3590 * config/float-i386.h: Likewise.
3591 * config/float-i64.h: Likewise.
3592 * config/float-m68k.h: Likewise.
3593 * config/float-sh.h: Likewise.
3594 * config/float-sparc.h: Likewise.
3596 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3598 * doc/contrib.texi: Add note about CRIS port to my entry.
3600 2001-10-11 Kazu Hirata <kazu@hxi.com>
3602 * basic-block.h: Fix formatting.
3603 * bitmap.h: Likewise.
3604 * cpplib.h: Likewise.
3605 * c-tree.h: Likewise.
3606 * diagnostic.h: Likewise.
3607 * flags.h: Likewise.
3609 * longlong.h: Likewise.
3611 * reload.h: Likewise.
3615 2001-10-10 Richard Henderson <rth@redhat.com>
3617 * c-parse.in (asm_operand): Allow named operands.
3618 * genconfig.c (max_recog_operands): Set to 29.
3619 * local-alloc.c (requires_inout): Skip multiple digits.
3620 * recog.c (asm_operand_ok): Likewise.
3621 (preprocess_constraints): Use strtoul for matching constraints.
3622 (constrain_operands): Likewise.
3623 * regmove.c (find_matches): Likewise.
3624 * reload.c (find_reloads): Likewise.
3625 * stmt.c (parse_output_constraint): Don't reject in-out
3626 constraint on operands > 9. Reject '[' in constraint.
3627 (expand_asm_operands): Handle named operands. Use strtoul
3628 for matching constraints.
3629 (check_operand_nalternatives): Split out from expand_asm_operands.
3630 (check_unique_operand_names): New.
3631 (resolve_operand_names, resolve_operand_name_1): New.
3633 * doc/extend.texi (Extended Asm): Document named operands.
3634 * doc/md.texi (Simple Constraints): Document matching constraints
3637 2001-10-10 Richard Henderson <rth@redhat.com>
3639 * combine.c (try_combine): Handle a SEQUENCE of one insn.
3641 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
3642 (jcc splitters): Add two splitters to simplify compound compares
3643 that simplify_comparison can't handle.
3645 2001-10-10 Richard Henderson <rth@redhat.com>
3647 * langhooks.c: Include langhooks.h.
3648 * Makefile.in (langhooks.o): Depend on it.
3650 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
3652 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
3653 should not be considered as a no-op.
3654 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
3656 2001-10-10 Stan Shebs <shebs@apple.com>
3658 * alias.c: Remove uses of "register" specifier in declarations
3659 of arguments and local variables.
3660 * c-common.c: Ditto.
3661 * c-convert.c: Ditto.
3663 * c-format.c: Ditto.
3664 * c-semantics.c: Ditto.
3665 * c-typeck.c: Ditto.
3666 * caller-save.c: Ditto.
3669 * cfgbuild.c: Ditto.
3671 * collect2.c: Ditto.
3675 * cppfiles.c: Ditto.
3678 * defaults.h: Ditto.
3680 * dwarf2out.c: Ditto.
3681 * dwarfout.c: Ditto.
3682 * emit-rtl.c: Ditto.
3687 * fix-header.c: Ditto.
3688 * floatlib.c: Ditto.
3690 * fold-const.c: Ditto.
3691 * function.c: Ditto.
3694 * gen-protos.c: Ditto.
3695 * genattrtab.c: Ditto.
3696 * gencheck.c: Ditto.
3697 * genconfig.c: Ditto.
3699 * genextract.c: Ditto.
3700 * genflags.c: Ditto.
3701 * gengenrtl.c: Ditto.
3702 * genoutput.c: Ditto.
3704 * genrecog.c: Ditto.
3705 * gensupport.c: Ditto.
3709 * haifa-sched.c: Ditto.
3710 * hard-reg-set.h: Ditto.
3712 * integrate.c: Ditto.
3715 * local-alloc.c: Ditto.
3717 * mips-tdump.c: Ditto.
3718 * mips-tfile.c: Ditto.
3721 * print-rtl.c: Ditto.
3722 * read-rtl.c: Ditto.
3725 * reg-stack.c: Ditto.
3726 * regclass.c: Ditto.
3731 * resource.c: Ditto.
3735 * sched-deps.c: Ditto.
3736 * sched-rgn.c: Ditto.
3738 * simplify-rtx.c: Ditto.
3740 * stor-layout.c: Ditto.
3747 * xcoffout.c: Ditto.
3749 2001-10-10 Richard Henderson <rth@redhat.com>
3751 * rtl.h (can_reverse_comparison_p): Remove.
3753 2001-10-10 Christopher Faylor <cgf@redhat.com>
3755 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
3758 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3760 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
3761 (Thanks to Chris Faylor for suggesting macro name).
3762 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
3764 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
3765 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
3766 (MATH_LIBRARY): Undef before definition.
3767 (OUTPUT_QUOTED_STRING): Likewise.
3768 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
3770 2001-10-10 Richard Henderson <rth@redhat.com>
3772 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
3773 (fde_unencoded_compare): Likewise. Don't use subtraction to get
3774 a tristate comparison value.
3775 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3777 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3780 * unroll.c (loop_iterations): Ignore insns generated by loop
3783 * config.gcc (mips*-*-gnu*): Delete support.
3784 * config/mips/gnu.h: Remove.
3786 2001-10-10 Kazu Hirata <kazu@hxi.com>
3788 * calls.c: Fix formatting.
3789 * c-decl.c: Likewise.
3790 * cfgcleanup.c: Likewise.
3791 * combine.c: Likewise.
3792 * cppfiles.c: Likewise.
3793 * cpplib.c: Likewise.
3794 * cppmacro.c: Likewise.
3795 * crtstuff.c: Likewise.
3797 * dwarf2out.c: Likewise.
3798 * expmed.c: Likewise.
3800 * fold-const.c: Likewise.
3801 * function.c: Likewise.
3803 * genattrtab.c: Likewise.
3804 * ggc-page.c: Likewise.
3805 * integrate.c: Likewise.
3806 * libgcc2.c: Likewise.
3808 * optabs.c: Likewise.
3809 * profile.c: Likewise.
3810 * protoize.c: Likewise.
3812 * recog.c: Likewise.
3813 * reload1.c: Likewise.
3814 * reload.c: Likewise.
3815 * reorg.c: Likewise.
3816 * resource.c: Likewise.
3817 * sched-rgn.c: Likewise.
3818 * sdbout.c: Likewise.
3820 * toplev.c: Likewise.
3821 * varasm.c: Likewise.
3823 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3825 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3826 * Makefile.in (langhooks.o): Add dependencies.
3828 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3830 * rs6000.c (rs6000_emit_load_toc_table): Don't
3831 strdup the toc label.
3832 (create_TOC_reference): Likewise.
3834 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3836 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3839 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3841 * config/i386/i386.c (ix86_attribute_table): Correct
3842 min_len, max_len fields for dllimport, dllexport and shared.
3844 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3846 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3847 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3848 Consistently use "nonzero" instead of "non-zero".
3850 2001-10-09 Kazu Hirata <kazu@hxi.com>
3852 * acconfig.h: Fix comment formatting.
3853 * c-dump.h: Likewise.
3854 * c-tree.h: Likewise.
3855 * conditions.h: Likewise.
3857 * function.h: Likewise.
3859 * hwint.h: Likewise.
3860 * integrate.h: Likewise.
3863 * optabs.h: Likewise.
3865 2001-10-09 Kazu Hirata <kazu@hxi.com>
3867 * c-common.h: Fix comment formatting.
3868 * c-dump.c: Likewise.
3870 * diagnostic.h: Likewise.
3871 * except.c: Likewise.
3873 * gcov-io.h: Likewise.
3874 * genattrtab.c: Likewise.
3875 * output.h: Likewise.
3876 * predict.h: Likewise.
3877 * reload1.c: Likewise.
3878 * reload.h: Likewise.
3879 * resource.h: Likewise.
3881 * system.h: Likewise.
3883 * tree-inline.c: Likewise.
3884 * tsystem.h: Likewise.
3885 * varasm.c: Likewise.
3886 * xcoffout.h: Likewise.
3888 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3890 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3892 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3894 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3895 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3896 config/i386/netware.h, config/mcore/gfloat.h,
3897 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3898 config/netware.h, gccbug.in: Update FSF address.
3900 2001-10-09 Kazu Hirata <kazu@hxi.com>
3902 * c-common.c: Fix comment typos.
3903 * cfgrtl.c: Likewise.
3904 * collect2.c: Likewise.
3905 * cpplex.c: Likewise.
3906 * doloop.c: Likewise.
3907 * dwarf2out.c: Likewise.
3908 * dwarfout.c: Likewise.
3910 * fold-const.c: Likewise.
3914 * global.c: Likewise.
3915 * ifcvt.c: Likewise.
3917 * optabs.c: Likewise.
3918 * protoize.c: Likewise.
3919 * regclass.c: Likewise.
3920 * reorg.c: Likewise.
3924 * doc/cpp.texi: Likewise.
3925 * doc/c-tree.texi: Likewise.
3926 * doc/extend.texi: Likewise.
3927 * doc/invoke.texi: Likewise.
3928 * doc/objc.texi: Likewise.
3929 * doc/tm.texi: Likewise.
3931 2001-10-08 Richard Henderson <rth@redhat.com>
3933 * varasm.c (set_named_section_flags): Initialize "declared".
3935 2001-10-08 Robert Lipe <robertlipe@usa.net>
3937 * varasm.c (struct in_named_entry): Add declared.
3938 (named_section_first_declaration): New function.
3939 (default_elf_asm_named_section): Use it.
3940 * output.h (named_section_first_declaration): New.
3942 2001-10-08 Richard Henderson <rth@redhat.com>
3944 * i386.md (movsi_xor): Export.
3945 (setcc peep2): Use it when available; add an alternative to
3946 match zero_extendhisi2_and.
3948 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * romp-protos.h (romp_initialize_trampoline): New function.
3951 * romp.c (romp_initialize_trampoline): Likewise.
3952 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3953 romp_initialize_trampoline.
3955 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3957 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3958 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3959 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3960 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3962 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3964 * unroll.c (loop_iterations): Extend check for multiple back edges.
3966 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3968 * langhooks.h: New file.
3969 * Makefile.in (OBJS): Added langhooks.o.
3970 (c-lang.o): Depend on langhooks.h.
3971 (c-common.o): Don't depend on tree-inline.h.
3972 (tree-inline.o): Depend on toplev.h.
3973 (langhooks.o): New rule.
3974 * c-common.c: Don't include tree-inline.h.
3975 (c_mark_lang_decl): Mark argument c as unused.
3976 (c_common_lang_init): Don't initialize hooks here.
3977 * c-lang.c: Include langhooks.h, then override some macros.
3978 (lang_hooks): Initialize with macros in langhooks.h.
3979 (c_init): Don't initialize hooks here.
3980 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3981 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3982 * tree-inline.c: Include toplev.h. Don't define hook variables.
3983 * tree-inline.h: Don't define hook types nor declare hook
3984 variables. Move macros to...
3985 * langhooks.c: ... new file, as functions. Adjust all callers.
3987 2001-10-08 Jeffrey A Law <law@cygnus.com>
3989 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3990 purge_mem_unchanging_flag on all instructions, not just on those
3991 before NOTE_INSN_FUNCTION_BEG.
3993 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3995 * cppmacro.c (_cpp_create_definition): Leave comments off.
3997 * doc/cpp.texi: Update.
3999 2001-10-08 DJ Delorie <dj@redhat.com>
4001 * c-decl.c (grokfield): Make sure the only unnamed fields
4002 we're allowing are either structs or unions.
4003 * doc/extend.texi: Add documentation for the unnamed field
4006 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4008 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4009 * configure.in: Use it.
4010 * configure: Regenerated.
4011 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4012 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4014 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4016 * cppfiles.c (open_file): Don't mark zero-length files
4017 never-reread here. Don't output diagnostics here either.
4018 (stack_include_file): Mark them never-reread here.
4019 (_cpp_read_file): Update.
4021 2001-10-08 Richard Henderson <rth@redhat.com>
4023 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4025 2001-10-08 Richard Henderson <rth@redhat.com>
4027 * expr.c (store_expr): When converting a CONST_INT for storage
4028 in a SUBREG, convert it to both SUBREG modes before stripping
4031 2001-10-08 Richard Henderson <rth@redhat.com>
4033 * varasm.c (restore_varasm_status): New.
4034 * function.h: Declare it.
4035 * function.c (pop_function_context_from): Call it.
4037 2001-10-08 Richard Henderson <rth@redhat.com>
4039 * c-common.h (struct c_lang_decl): Add declared_inline.
4040 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4041 * c-lang.c (c_disregard_inline_limits): Use it.
4042 * c-decl.c (duplicate_decls): Likewise.
4043 (pushdecl, redeclaration_error_message): Likewise.
4044 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4045 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4046 Set DECL_INLINE if -finline-functions.
4047 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4049 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4051 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4052 in enter_macro_context. Create a padding token in its own context
4053 if necessary when the search for '(' fails.
4054 (enter_macro_context): Update.
4056 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4058 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4059 genmultilib, toplev.c: Fix spelling errors of "separate" as
4060 "seperate", and corresponding spelling errors of related words.
4062 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4065 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4067 * c-dump.c (dump_option_value_info): Likewise.
4068 * c-format.c (format_length_info, format_char_info,
4069 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4070 * collect2.c (names): Likewise.
4071 * cppdefault.h (default_include): Likewise.
4072 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4073 * flow.c (life_analysis): Likewise.
4074 * gcc.c (dir_separator_str, modify_target, option_map,
4075 target_option_translations, spec_list_1, extra_specs_1,
4076 init_spec): Likewise.
4077 * gcov.c (gcov_version_string): Likewise.
4078 * genattr.c (write_units): Likewise.
4079 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4080 * gengenrtl.c (rtx_definition, defs): Likewise.
4081 * genrecog.c (pred_table): Likewise.
4082 * global.c (global_alloc): Likewise.
4083 * lcm.c (optimize_mode_switching): Likewise.
4084 * local-alloc.c (find_free_reg): Likewise.
4085 * params.h (param_info): Likewise.
4086 * predict.c (predictor_info): Likewise.
4087 * protoize.c (unexpansion_struct): Likewise.
4088 * real.c (bmask): Likewise.
4089 * recog.h (insn_operand_data, insn_data): Likewise.
4090 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4091 * stmt.c (expand_nl_goto_receiver): Likewise.
4092 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4093 target_switches, target_options): Likewise.
4094 * tradcif.y (token, tokentab2, yylex): Likewise.
4095 * tree.h (attribute_spec): Likewise.
4097 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4099 * arc.c (arc_output_function_epilogue): Likewise.
4100 * arm.c (processors, all_cores, all_architectures,
4101 arm_override_options, isr_attribute_arg, isr_attribute_args,
4102 arm_isr_value): Likewise.
4103 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4105 * c4x.c (c4x_int_reglist): Likewise.
4106 * d30v.c (override_options): Likewise.
4107 * h8300.c (shift_insn): Likewise.
4108 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4109 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4110 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4111 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4112 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4113 * i386.h (processor_costs, ix86_cost): Likewise.
4114 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4115 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4116 * m68k.c (codes_68881, codes_FPA): Likewise.
4117 * m88k.c (mode_from_align, max_from_align, all_from_align,
4118 best_from_align, m_options): Likewise.
4119 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4120 * mcore.c (mode_from_align): Likewise.
4121 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4122 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4123 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4124 * mips.h (mips_regno_to_class): Likewise.
4125 * ns32k.c (scales): Likewise.
4126 * pa.c (import_string, magic_milli): Likewise.
4127 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4128 * sparc.c (leaf_reg_remap, sparc_override_options,
4129 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4131 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4133 2001-10-07 Dale Johannesen <dalej@apple.com>
4135 * reload1.c (reload_reg_free_p): Teach register interference
4136 checking that multiple output reloads are emitted in
4138 reload1.c (reload_reg_reaches_end_p): Ditto.
4139 reload1.c (reloads_conflict): Ditto.
4141 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4143 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4144 NULL_TREE inside @code.
4146 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4148 * doc/gcc.texi: Document consistent style of "32-bit",
4149 "Objective-C", and "@code{NULL}".
4151 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4153 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4154 (cpp_token_len, cpp_spell_token, cpp_output_token,
4155 _cpp_equiv_tokens): Handle it.
4156 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4157 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4158 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4161 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4163 * gcc.c (default_compilers): Remove .ada.
4165 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4167 * doc/cppinternals.texi: Update.
4169 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4171 * gcc.c (main): Set this_file_error if the appropriate
4172 compiler for a language has not been installed.
4174 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4176 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4178 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4180 * gccbug.in (CATEGORIES): Add ada.
4182 2001-10-05 Catherine Moore <clm@redhat.com>
4184 * config/stormy16/stormy-abi: Document abi changes.
4185 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4186 (ICALL_REGS): New register class.
4187 (NUM_ARGUMENT_REGISTERS): Now 6.
4188 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4190 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4191 * config/stormy16.md (call_internal, call_value_internal,
4192 indirect_jump): Use new 'z' constraint.
4194 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4196 * doc/cppinternals.texi: Update.
4198 2001-10-05 Richard Henderson <rth@redhat.com>
4200 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4201 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4202 the gas section-name-as-label feature.
4204 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4206 * doc/cppinternals.texi: Update.
4208 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4210 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4211 to ensure valid SImode constants.
4213 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4215 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4216 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4217 * c-decl.c: Include tree-inline.h.
4218 (c_expand_body): Call optimize_inline_calls. Determine whether
4219 a function is inlinable upfront, and only clear
4220 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4221 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4222 (c_disregard_inline_limits): New function.
4223 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4224 (c_post_options): Enable tree inlining if inlining is enabled.
4225 Don't inline trees when instrumenting functions.
4226 (c_init): Initialize lang_disregard_inline_limits and
4227 lang_cannot_inline_tree_fn.
4228 * tree-inline.c (initialize_inlined_parameters): Handle calls
4229 with fewer arguments than declared parameters, and fewer
4230 parameters than passed arguments. Don't assume value is a
4232 (declare_return_variable): Convert return value back to the
4233 original type, if it was promoted.
4234 (tree_inlinable_function_p): New function.
4235 (inlinable_function_p): Don't look at DECL_INLINE if we're
4236 inlining all functions. Make it work with a NULL id.
4237 Re-check DECL_UNINLINABLE after language-specific checks.
4238 * tree-inline.h (tree_inlinable_function_p): Declare it.
4239 * integrate.c (save_for_inline): Don't bother to prepare argvec
4241 * cse.c (check_for_label_ref): Don't check deleted labels.
4243 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4244 * tree-inline.c: Include headers needed for the functions moved in.
4245 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4246 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4247 (copy_body, initialize_inlined_parameters): Likewise.
4248 (declare_return_variable, inlinable_function_p): Likewise.
4249 (expand_call_inline, expand_calls_inline): Likewise.
4250 (optimize_inline_calls, clone_body): Likewise.
4251 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4252 (copy_tree_r, remap_save_expr): Likewise.
4254 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4256 * Makefile.in (OBJS): Added tree-inline.o.
4257 (c-common.o): Depend on tree-inline.h.
4258 (tree-inline.o): New target.
4259 * c-common.c: Include tree-inline.h.
4260 (c_mark_lang_decl): Don't mark saved_tree.
4261 (c_common_lang_init): Set lang_anon_aggr_type_p.
4262 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4263 (struct c_lang_decl): Moved saved_tree to tree_decl.
4264 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4265 * integrate.h (function_attribute_inlinable_p): Declare it.
4266 * integrate.c (function_attribute_inlinable_p): Export it.
4267 * tree-inline.c: New file. Define variables declared in...
4268 * tree-inline.h: New file. Declare functions to be moved to
4269 tree-inline.c. Define macros and declare types and hooks for
4270 language-specific tree inlining.
4271 (flag_inline_trees): Moved definition from cp/decl2.c.
4272 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4273 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4274 (struct tree_decl): Moved saved_tree from c_lang_decl and
4275 inlined_fns from C++'s lang_decl.
4277 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4279 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4280 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4282 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4284 * doc/cppinternals.texi: Update.
4286 2001-10-04 Eric Christopher <echristo@redhat.com>
4288 * config/mips/mips.c (init_cumulative_args): Remember to set
4290 * config.gcc: Redo linux configuration. Add target_cpu_default
4291 of soft-float to all mipsisa32 combinations and tx39.
4292 * config/mips/linux.h: Remove include of mips.h.
4294 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4296 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4297 HOST_LDFLAGS and HOST_CPPFLAGS.
4299 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4301 * c-parse.in (objc_inherit_code, objc_pq_context,
4302 objc_public_flag): Make static.
4303 (objc_interface_context, objc_implementation_context,
4304 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4305 global tree array in objc/objc-act.[ch].
4306 (methoddef): Remove unnecessary code.
4308 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4309 Hoist struct definitions to objc-act.h.
4310 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4311 cat_count): Place declaration in objc-act.h.
4312 (objc_tree_index): Move enumeration to objc-act.h.
4313 (objc_global_trees): Place declaration and macro accessors in
4315 (implementation_context): Remove duplicate; use
4316 objc_implementation_context instead:
4317 (method_context): Remove duplicate; use objc_method_context
4319 (objc_ellipsis_node, objc_method_prototype_template,
4320 implemented_classes, function_type): Move global vars to
4322 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4323 (build_message_expr): Move actual construction of ObjC message
4324 send nodes to finish_message_expr.
4325 (finish_message_expr): New routine, contains code formerly in
4327 * objc/objc-act.h (finish_message_expr): New prototype.
4328 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4329 declarations; these vars are now part of objc_global_trees.
4330 (objc_tree_index, objc_global_trees): Move definitions from
4332 * objc/objc-tree.def: Update copyright info.
4334 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4336 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4338 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4339 only if TARGET_ARCH64.
4341 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4343 * doc/extend.texi: Fix some problems with previous checkin.
4344 * doc/invoke.texi: Likewise.
4346 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4348 * cpphash.h: Update comments.
4349 (cpp_context): Update.
4350 (spec_nodes): Remove n__Pragma.
4351 * cppinit.c (cpp_create_reader): Update.
4352 (builtin_array): Add _Pragma.
4353 * cpplib.h: Update comments.
4354 (NODE_DISABLED, BT_PRAGMA): New.
4355 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4356 * cppmacro.c (struct cpp_macro): Remove disabled.
4357 (builtin_macro): Return int, handle _Pragma, push the new token
4358 on the context stack.
4359 (funlike_invocation_p): Unconstify, update.
4360 (enter_macro_context): Handle builtins here.
4361 (replace_args, push_token_context, push_ptoken_context):
4362 Update for prototype changes.
4363 (_cpp_pop_context): Update.
4364 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4365 (cpp_sys_macro_p): Update.
4366 (_cpp_free_definition): Clear disabled flag.
4367 (_cpp_create_definition): Upate.
4368 * cppmain.c: Update comments.
4370 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4371 Andreas Jaeger <aj@suse.de>,
4372 Jan Hubicka <jh@suse.cz>
4374 * doc/invoke.texi (i386 Options): Document x86-64 options.
4375 (i386 and x86-64 Options): Rename i386 options section.
4377 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4378 (TARGET_SWITCHES): Add -munwind-info.
4379 (MASK_NO_UNWIND_INFO): New.
4380 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4382 (ASM_OUTPUT_DOUBLE_INT): New.
4384 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4385 * config.gcc: Fix tm_file settings for x86-64.
4386 * config/i386/x86-64.h: New file with OS independent x86-64
4388 * config/i386/biarch64.h: New file used to configure compiler
4389 to biarch/64bit compilation.
4391 * config/i386/i386.c: (override_options): Set flags default
4392 for 64bit compilation.
4394 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4396 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4397 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4398 constants on x86_64.
4399 (ix86_attr_length_immediate_default): Support MODE_DI.
4400 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4402 (indirect_jump, tablejump): Turn into expander.
4404 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4406 * c-common.c (c_format_attribute_table): Make format and
4407 format_arg attributes apply to function types rather than to
4409 (is_valid_printf_arglist): Construct an attribute list and pass
4410 that to check_function_format rather than a name.
4411 * c-common.h (check_function_format): Adjust prototype.
4412 * c-decl.c (duplicate_decls): Preserve attributes from type of
4413 built-in decl when allowing for harmless conflict in types.
4414 * c-format.c (record_function_format,
4415 record_international_format, function_format_list,
4416 international_format_info, international_format_list): Remove.
4417 (function_format_info): Remove next, name and assembler_name.
4418 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4419 (decode_format_attr): New.
4420 (handle_format_attribute): Handle receiving a type rather than a
4421 decl. Call decode_format_attr. Store format information in a
4422 function_format_info.
4423 (handle_format_arg_attribute): Correct comment. Handle receiving
4424 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4426 (check_format_info_recurse, check_format_info_main): Take argument
4427 numbers as unsigned HOST_WIDE_INT.
4428 (check_function_format): Take a list of attributes from the
4429 function type rather than a name or assembler name. Check for
4430 format attributes in that list and the attributes on the type of
4431 the current function rather than looking through
4432 function_format_list.
4433 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4435 (check_format_info_recurse): Take format_arg attributes from the
4436 type of the function calls rather than using
4437 international_format_list. Allow for multiple format_arg
4439 * c-typeck.c (build_function_call): Pass type attributes to
4440 check_function_format rather than name or assembler name. Don't
4441 require there to be a name or assembler name to check formats.
4443 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4445 * attribs.c (decl_attributes): Possibly call
4446 insert_default_attributes to insert default attributes on
4447 functions in a lazy manner.
4448 * builtin-attrs.def: New file; define the default format and
4449 format_arg attributes.
4450 * c-common.c (c_format_attribute_table): Move to earlier in the
4452 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4453 (enum built_in_attribute, built_in_attributes,
4454 c_attrs_initialized, c_init_attributes,
4455 c_common_insert_default_attributes): New.
4456 (c_common_lang_init): Don't initialize format_attribute_table. Do
4457 call c_init_attributes.
4458 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4459 * c-common.h (init_function_format_info): Don't declare.
4460 (c_common_insert_default_attributes): Declare.
4461 * c-decl.c (implicitly_declare, builtin_function): Call
4463 (init_decl_processing): Don't call init_function_format_info.
4464 (insert_default_attributes): New.
4465 * c-format.c (handle_format_attribute,
4466 handle_format_arg_attribute): Be quiet about inappropriate
4467 declaration when applying default attributes.
4468 (init_function_format_info): Remove.
4469 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4470 (insert_default_attributes): Declare.
4472 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4474 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4476 2001-10-01 Jim Wilson <wilson@redhat.com>
4478 * sched-deps.c (add_dependence): When elide conditional dependence,
4479 check that insn doesn't modify cond2.
4481 2001-10-01 Dale Johannesen <dalej@apple.com>
4483 * config/rs6000/rs6000.h (enum processor_type): Add support
4484 for 7400 (G4) and 7450.
4486 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4487 (rs6000_issue_rate): Ditto.
4488 (rs6000_adjust_cost): Fix cycle counts for compares.
4489 (debug_stack_info): Fix an obvious typo.
4490 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4491 * doc/invoke.texi: Document.
4492 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4494 (PROCESSOR_DEFAULT): Ditto.
4496 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4498 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4499 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4500 later recursive make invocation.
4502 2001-10-01 Hans Boehm <boehm@acm.org>
4504 * optabs.c (emit_libcall_block): When using non-call exceptions,
4505 don't add REG_LIBCALL reg notes to trapping calls.
4507 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4509 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4510 (propagate_one_insn): Update for above change
4512 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4514 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4515 _Unwind_GetTextRelBase): Argument is unused.
4517 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4519 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4520 Loop through NOPs, placeholders, and components.
4521 Don't go through NOPs if change mode.
4522 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4523 * emit-rtl.c (set_mem_alias_set): Enable check.
4524 * expr.c (find_placeholder): New function.
4525 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4526 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4527 to modify it and avoid unneeded copies.
4528 * expr.h (expand_expr): Always define.
4529 (find_placeholder): New declaration.
4531 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4533 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4534 operand 2 is the stack pointer.
4535 ("addr-peephole"): Fix address computation peephole when operand 2
4536 is the stack pointer.
4538 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4540 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4541 (ix86_setup_incoming_varargs): Likewise.
4543 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4545 * stor-layout.c (layout_type): Don't complain about too-large
4548 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4550 * function.c (keep_stack_depressed): Don't use delete_insn.
4552 * expr.h (set_mem_alias_set): Move decl to here.
4553 * rtl.h (mem_attrs): New typedef and struct.
4554 (union rtunion_def): Add field for mem_attrs.
4555 (X0MEMATTR, MEM_ATTRS): New macros.
4556 (MEM_ALIAS_SET): Use MEM_ATTRS.
4557 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4558 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4559 (set_mem_alias_set): Delete decl from here.
4561 * alias.c (set_mem_alias_set): Delete from here.
4562 * emit-rtl.c (mem_attrs_htab): New variable.
4563 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4564 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4565 (mem_attrs_mark, get_mem_attrs): Likewise.
4566 (gen_rtx_MEM): Clear MEM_ATTRS.
4567 (set_mem_attributes): Move to here.
4568 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4569 (init_emit_once): const_int_htab now deletable htab.
4570 Initialize mem_attrs_htab.
4571 * explow.c (set_mem_attributes): Delete from here.
4572 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4573 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4574 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4575 * reload1.c (reload): Rework changing REG to MEM.
4577 2001-09-30 H.J. Lu <hjl@gnu.org>
4579 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4580 * config.in: Rebuild.
4582 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4584 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4585 ("tsthi_1"): Avoid allocation in register y.
4586 ("*movqi_68hc12"): Reorganize and fix constraints.
4587 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4588 ("addqi3"): Likewise.
4589 ("addhi3"): Fix constraints.
4590 ("*logicalhi3_zexthi"): Disparage soft registers.
4592 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4594 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4597 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4599 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4600 that we use setjmp/longjmp exceptions.
4602 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4604 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4605 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
4606 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4607 _cpp_pool_alloc, _cpp_next_chunk): Remove.
4608 (_cpp_extend_buff, BUFF_ROOM): Update.
4609 (_cpp_append_extend_buff): New.
4610 (struct cpp_reader): Remove macro_pool, add a_buff.
4611 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
4613 (cpp_destroy): Free a_buff instead of macro_pool.
4614 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
4615 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4616 _cpp_pool_alloc, ): Remove.
4617 (parse_number, parse_string): Update use of _cpp_extend_buff.
4618 (_cpp_extend_buff): Update.
4619 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
4620 * cpplib.c (glue_header_name, parse_answer):
4621 Update use of _cpp_extend_buff.
4622 (cpp_register_pragma, cpp_register_pragma_space): Use
4624 (do_assert, do_unassert): Check for EOL, update.
4625 * cppmacro.c (stringify_arg, collect_args): Update to use
4626 _cpp_extend_buff and _cpp_append_extend_buff.
4627 (save_parameter, parse_params, alloc_expansion_token,
4628 _cpp_create_definition): Rework memory management.
4630 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
4632 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
4633 update md_exec_prefix.
4634 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
4637 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
4639 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
4640 (SELECT_CC_MODE): Use s390_select_ccmode.
4641 * config/s390/s390-protos.h (s390_select_ccmode): Add.
4642 * config/s390/s390.c (s390_select_ccmode): New.
4643 (s390_match_ccmode): Add CCLmode.
4644 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
4645 (output_branch_condition, output_inverse_branch_condition): Removed.
4646 (print_operand): Use s390_branch_condition_mnemonic.
4647 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
4648 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
4649 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
4651 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
4652 when converting conditional branches to far branches.
4653 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
4654 cmpint_di): Use CCSmode instead of CCUmode.
4656 * config/s390/s390.c (legitimate_la_operand_p): New.
4657 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
4658 * config/s390/s390.md (movsi): Convert load address patterns to
4659 arithmetic operations when necessary.
4660 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
4661 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
4662 (*do_la_reg_0): Don't use before reload.
4664 * config/s390/s390.c (legitimize_address): Make more efficient
4665 use of two-register addressing mode.
4667 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
4668 with -mno-backchain in some corner cases.
4670 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
4672 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
4674 * reload.c (find_reloads): Mark new USE insns with QImode.
4675 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
4676 find_reloads_subreg_address): Likewise.
4677 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
4679 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
4681 (reload): Make sure there are no USEs with mode other than
4682 VOIDmode. At the end, remove those marked with QImode.
4684 2001-09-29 Per Bothner <per@bothner.com>
4686 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
4687 * Makefile.in (includedir): Rename to local_includedir.
4688 (includedir): Define as $(prefix)/include.
4689 * config.in (PREFIX_INCLUDE_DIR): New variable.
4690 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
4692 2001-09-29 Bernd Schmidt <bernds@redhat.com>
4694 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
4696 * doc/extend.texi (Vector Extensions): New node.
4697 * doc/invoke.texi (Machine Dependent Options): Add documentation for
4698 i386 -mmmx, -msse, -m3dnow.
4700 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4702 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
4704 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
4706 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
4708 * doc/invoke.texi (Optimize Options): Delete spurious @table.
4710 2001-09-28 Richard Henderson <rth@redhat.com>
4712 * varasm.c (assemble_integer): Bound alignment check by
4715 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
4717 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4719 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
4721 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4723 Mostly from Graham Stott <grahams@redhat.com>
4724 * c-common.c (type_for_mode): Add support for V2SFmode.
4725 * tree.c (build_common_tree_nodes_2): Likewise.
4726 * tree.h (enum tree_index, global_trees): Likewise.
4727 * config/i386/i386.c (x86_3dnow_a): New variable.
4728 (override_options): Support 3Dnow extensions.
4729 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
4730 Athlon's version of 3Dnow.
4731 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
4732 (ix86_expand_builtin): Handle them.
4733 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
4734 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
4735 TARGET_3DNOW_A): New macros.
4736 (TARGET_SWITCHES): Add 3Dnow switches.
4737 (VALID_MMX_REG_MODE_3DNOW): New macro.
4738 (VECTOR_MODE_SUPPORTED_P): Use it.
4739 (enum ix86_builtins): Add entries for 3Dnow builtins.
4740 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
4741 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
4742 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
4743 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
4744 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
4745 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
4746 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
4747 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
4748 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
4749 sfence_insn, prefetch): Make these available if TARGET_SSE or
4752 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4754 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
4755 ix86_va_start, ix86_build_va_list): Declare.
4756 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
4757 ix86_va_start, ix86_build_va_list): New global functions.
4758 * i386.md (sse_prologue_save_insn): New insn.
4759 (sse_prologue_save): New expander.
4760 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
4761 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
4763 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4765 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
4766 Use size_t everywhere, make definitions consistent with
4769 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
4771 * gcse.c (replace_store_insn): Use delete_insn.
4772 * loop.c (move_movables): Likewise; avoid delete_insn
4773 from clobbering notes moved elsewhere.
4774 (check_dbra_loop): Use delete_insn.
4775 * ssa.c (convert_from_ssa): Likewise.
4776 * cse.c (cse_insn): Use delete_insn.
4778 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4780 * cpphash.h (struct cpp_buff): Make unsigned.
4781 (_cpp_get_buff): Take length of size_t.
4782 (_cpp_unaligned_alloc): New.
4783 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4784 (struct cpp_reader): Remove ident_pool. Add u_buff.
4785 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4786 (cpp_destroy): Destroy u_buff, not ident_pool.
4787 * cpplex.c (parse_number, parse_string, save_comment,
4788 cpp_token_as_text): Update to use the unaligned buffer.
4789 (new_buff): Make unsigned.
4790 (_cpp_unaligned_alloc): New.
4791 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4792 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4794 (collect_args): Make unsigned.
4796 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4798 * cpplex.c (cpp_output_token): Use a putc loop for
4799 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4801 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4802 * configure, config.in: Regenerate.
4803 * system.h: Replace fwrite and fprintf with their unlocked
4804 variants if available.
4806 2001-09-27 Richard Henderson <rth@redhat.com>
4808 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4809 in favour of .eh_frame.
4811 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4813 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4815 (LIBCALL_VALUE): Likewise.
4817 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4819 * cpphash.h: Update comment.
4820 * cpplex.c: Update comments.
4821 (_cpp_can_paste): Remove.
4822 * cpplib.h (_cpp_can_paste): Remove.
4823 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4824 lexer rather than _cpp_can_paste.
4826 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4828 * doc/cppinternals.texi: Update.
4830 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * cpphash.h (struct cpp_pool): Remove locks and locked.
4833 (struct cpp_context): Add member buff.
4834 (struct cpp_reader): Remove member argument_pool.
4835 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4836 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4837 * cpplex.c (chunk_suitable): Remove pool argument.
4838 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4839 (new_buff, _cpp_extend_buff): Update.
4840 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4841 which buffer is returned.
4842 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4843 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4844 * cppmacro.c (lock_pools, unlock_pools): Remove.
4845 (push_ptoken_context): Take a _cpp_buff.
4846 (enter_macro_context): Pool locking removed.
4847 (replace_args): Use a _cpp_buff for the replacement list with
4849 (push_token_context): Clear buff.
4850 (expand_arg): Use _cpp_pop_context.
4851 (_cpp_pop_context): Free a context's buffer, if any.
4853 2001-09-26 DJ Delorie <dj@redhat.com>
4855 * c-typeck.c (digest_init): Check for sizeless arrays.
4857 2001-09-26 Richard Henderson <rth@redhat.com>
4859 * optabs.c (init_one_libfunc): Create a dummy function type
4860 instead of using error_mark_node.
4862 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4864 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4865 _cpp_extend_buff, _cpp_free_buff): New.
4866 (struct cpp_reader): New member free_buffs.
4867 * cppinit.c (cpp_destroy): Free buffers.
4868 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4869 _cpp_extend_buff, _cpp_free_buff): New.
4870 * cpplib.h (struct cpp_options): Remove unused member.
4871 * cppmacro.c (collect_args): New. Combines the old parse_arg
4872 and parse_args. Use _cpp_buff for memory allocation.
4873 (funlike_invocation_p, replace_args): Update.
4875 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4877 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4879 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4881 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4883 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4885 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4888 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4889 Jim Wilson <wilson@redhat.com>
4891 * doc/install.texi (Specific, ia64-*-linux): Document.
4893 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4895 * Makefile.in (cfgrtl.o): Add.
4896 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4897 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4898 free_aux_for_edge): Declare.
4900 (HAVE_return): Undefine.
4901 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4902 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4903 free_aux_for_edge): New global functions.
4904 (first_delete_block): New static variable.
4905 (init_flow): Clear first_delete_block.
4906 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4907 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4908 try_redirect_by_replacing_jump, last_loop_beg_note,
4909 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4910 delete_insn, delete_insn_chain, create_basic_block_structure,
4911 create_basic_block, flow_delete_block, compute_bb_for_insn,
4912 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4913 set_block_for_new_insns, split_block, merge_blocks_nomove,
4914 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4915 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4916 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4917 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4918 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4919 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4920 purge_all_dead_edges): Move to ....
4921 * cfgrtl.c: New file; .... Here.
4923 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4924 (reroder_basic_block): Use alloc_aux_for_blocks.
4925 * predict.c (estimate_bb_frequencies): Likewise; use
4926 alloc_aux_for_edges.
4927 * profile.c (compute_branch_probabilities): Likewise.
4928 (branch_prob): Likewise.
4929 * reg-stack.c (reg_to_stack): Likewise.
4931 * emit-rtl.c (emit_insns_after): Never return NULL.
4933 * basic-block.h (set_block_for_new_insns): Delete.
4934 * cfgrtl.c (set_block_for_new_insns): Delete.
4936 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4937 calls when crossjumping.
4939 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4940 * unroll.c (copy_loop_body): Use delete_insn.
4942 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4943 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4944 keep_stack_depressed): Likewise.
4945 * gcse.c (cprop_cc0_jump): Likewise.
4946 * local-alloc.c (update_equiv_regs): Likewise.
4947 * loop.c (scan_loop, loop_delete_insns): Likewise.
4948 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4949 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4950 delete_output_reload, delete_address_reloads_1,
4951 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4953 * sibcall.c (replace_call_placeholder): Likewise.
4954 * cse.c (cse_insn): Likewise.
4956 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4958 From Graham Stott <grahams@redhat.com>
4959 (def_builtin): Only define builtins appropriate for target_flags. All
4961 (builtin_decsription): Add new field mask which is used to determine
4962 when to define the builtin via the macro def_builtin.
4964 (bdesc_comi): Initialise new mask fields.
4965 (bdesc_2srg): Likewise.
4966 (bdesc_1arg): Likewise.
4968 * config/i386/i386.c (ix86_init_builtins): Correct return type
4969 building v4hi_ftype_v4hi_int_int tree node.
4970 (ix86_expand_sse_comi): Fix typo swapping operands.
4971 Don't swap comparision condition, it is already swapped.
4972 (ix86_expand_sse_compare): Before swapping operands
4973 move operand 1 into new rtx and not the target rtx.
4974 Don't swap comparison condition, it is already swapped.
4975 Always check whether we need to create a new TARGET.
4977 * config/i386/i386.md: (sse_comi) Fix typos.
4978 (sse_ucomi): Likewise.
4979 (cvtss2si): Fix operand 0 contraint.
4980 (cvttss2si): Likewise.
4981 (sse_unpckhps): Fix mode for operand 2.
4982 (sse_unpcklps): Likewise.
4984 2001-09-25 Graham Stott <grahams@redhat.com>
4986 * sibcall.c (skip_copy_to_return_value): Tighten return value
4989 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4991 * rs6000.c (lwa_operand): Address must be word aligned.
4993 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4995 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4996 number has been set.
4997 (type_hash_mark): Mark type itself.
4999 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5001 * c-lex.c (cb_def_pragma): Update.
5002 (c_lex): Update, and skip padding.
5003 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5004 * cpphash.h (struct toklist): Delete.
5005 (union utoken): New.
5006 (struct cpp_context): Update.
5007 (struct cpp_reader): New members eof, avoid_paste.
5008 (_cpp_temp_token): New.
5009 * cppinit.c (cpp_create_reader): Update.
5010 * cpplex.c (_cpp_temp_token): New.
5011 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5012 (cpp_output_token): Don't print leading whitespace.
5013 (cpp_output_line): Update.
5014 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5015 do_include_common, do_line, do_ident, do_pragma,
5016 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5017 parse_assertion): Update.
5018 (get_token_no_padding): New.
5019 * cpplib.h (CPP_PADDING): New.
5020 (AVOID_LPASTE): Delete.
5021 (struct cpp_token): New union member source.
5022 (cpp_get_token): Update.
5023 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5024 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5025 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5026 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5027 _cpp_backup_tokens, _cpp_create_definition): Update.
5028 (push_arg_context): Delete.
5029 (padding_token, push_token_context, push_ptoken_context): New.
5030 (make_string_token, make_number_token): Update, rename.
5031 (cpp_get_token): Update to handle tokens as pointers to const,
5032 and insert padding appropriately.
5033 * cppmain.c (struct printer): New member prev.
5034 (check_multiline_token): Constify.
5035 (do_preprocessing, cb_line_change): Update.
5036 (scan_translation_unit): Update to handle spacing.
5037 * scan-decls.c (get_a_token): New.
5038 (skip_to_closing_brace, scan_decls): Update.
5039 * fix-header.c (read_scan_file): Update.
5041 * doc/cpp.texi: Update.
5043 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5045 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5046 leak by passing malloc'ed pointer to reconcat, not concat.
5048 2001-09-24 DJ Delorie <dj@redhat.com>
5050 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5052 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5054 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5055 reference is from the literal pool.
5057 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5059 * doc/install.texi (Final install): Request additional information
5060 in mail about successful builds.
5062 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5064 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5065 initial value of return pointer register instead of value in frame-20.
5068 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5070 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5071 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5072 the libcall if there isn't a referenced identifier for the symbol.
5074 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5076 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5077 non 64-bit machines. Use these as a plabel for the trampoline.
5078 (TRAMPOLINE_SIZE): Adjust size for new words.
5079 (INITIALIZE_TRAMPOLINE): Initialize new words.
5080 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5081 pointer to the plabel in the trampoline.
5083 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5085 * pa.c (function_arg): Pass floating arguments in both general and
5086 floating registers in indirect (dynamic) calls when generating code
5087 for the 32 bit ABI and the HP assembler.
5089 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5091 * doc/install.texi: Markup fixes.
5092 Use Solaris 2, SunOS 4 as appropriate.
5093 (Specific, *-*-solaris2*): Explain this.
5094 Unconditionally warn against /usr/ucb tools.
5095 Remove Sun as warning, obsolete.
5096 Move X11 header bug workaround here, update patches.
5097 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5098 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5100 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5102 * errors.h (warning, error, fatal, internal_error): Don't mark
5103 with ATTRIBUTE_PRINTF_n.
5104 * toplev.h (internal_error, fatal_io_error, warning, error,
5105 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5106 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5109 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5111 * function.c (pop_function_context_from): var_refs_queue
5112 and temp slots now in GC memory.
5113 (mark_function_status, free_after_compilation): Likewise;
5114 also struct function now in GC memory.
5115 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5116 (combine_temp_slots): Likewise.
5117 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5118 (prepare_function_start): Use GC memory for struct function.
5119 (mark_temp_slot): Deleted.
5120 (gcc_mark_struct_function): struct function now in GC memory.
5122 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5123 code for division, not modulus.
5125 * rtl.def (MEM): Remove obsolete part of comment.
5127 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5129 * c-format.c (init_function_format_info): Check __builtin_printf
5130 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5133 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5135 * c-common.c (format_attribute_table): Remove decl.
5136 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5137 (lang_attribute_common): Likewise.
5139 * function.c (fix_lexical_address): Use set_mem_alias_set.
5140 (expand_function_start): Likewise.
5141 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5143 * varasm.c (output_constant): Fix unused variable warning.
5145 * attribs.c: New file, from c-common.c.
5146 (attribute_tables): Now four elements.
5147 (format_attribute_table, lang_attribute_common): New variables.
5148 (init_attributes): Reflect above changes.
5149 (handle_mode_attribute): Delete check for wider than uintmax.
5150 * c-common.c: Delete parts moved to attribs.c.
5151 (enum attrs): Deleted; unused.
5152 (c_format_attribute_table): New variable.
5153 (c_common_lang_init): Initialize format_attribute_table with it.
5154 * c-common.h (decl_attributes): Remove decl.
5155 * tree.h (decl_attribute): Move it to here.
5156 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5157 (attribs.o): New rule.
5159 2001-09-22 Andreas Jaeger <aj@suse.de>
5161 * builtins.c (c_getstr): Remove unused variable.
5163 2001-09-21 Richard Henderson <rth@redhat.com>
5165 * reload1.c (reload): Use delete_insn instead of splatting
5168 2001-09-21 Richard Henderson <rth@redhat.com>
5170 * reload.c (push_secondary_reload): Don't check for "=" in output
5171 constraint after ""->ALL_REGS check.
5173 2001-09-21 Richard Henderson <rth@redhat.com>
5175 * predict.c (expected_value_to_br_prob): Use pc_set.
5177 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5178 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5180 2001-09-21 Richard Henderson <rth@redhat.com>
5182 * rtl.h (LCT_RETURNS_TWICE): New.
5183 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5185 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5186 to ECF_RETURNS_TWICE.
5187 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5190 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5192 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5193 (JMP_BUF_SIZE): New.
5195 2001-09-21 Richard Henderson <rth@redhat.com>
5197 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5200 2001-09-21 Richard Henderson <rth@redhat.com>
5202 * tree.def (FDESC_EXPR): New.
5203 * expr.c (expand_expr): Handle it.
5204 * varasm.c (initializer_constant_valid_p): Likewise.
5205 (output_constant): Likewise.
5206 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5207 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5208 (ASM_OUTPUT_FDESC): New.
5209 * doc/tm.texi: Document the new macros.
5211 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5213 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5214 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5215 once merging is complete.
5217 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5219 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5221 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5223 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5224 that would be invalid after a merge.
5226 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5228 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5229 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5231 (flow_delete_insn): This one.
5232 (delete_insn_chain): Rename from ...; do not care labels.
5233 (flow_delete_insn_chain): ... this one.
5234 (flow_delete_block): Remove the insns one BB has been expunged.
5235 (merge_blocks_nomove): Likewise.
5236 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5237 updating BB boundaries.
5238 (tidy_fallthru_edge): Likewise.
5239 (commit_one_edge_insertion): Likewise.
5240 * cfgbuild.c (find_basic_block): Likewise.
5241 (find_basic_blocks_1): Likewise.
5242 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5243 (try_crossjump_to_edge): Likewise.
5244 (try_optimize_cfg): Likewise.
5245 * cse.c (delete_trivially_dead_insns): Likewise.
5246 * df.c (df_insn_delete): Likewise.
5247 * doloop.c (doloop_modify): Use delete_related_insns.
5248 * emit-rtl.c (try_split): Likewise.
5249 (remove_insn): Update BB boundaries.
5250 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5251 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5252 updating BB boundaries.
5253 (propagate_block_delete_insn): Likewise.
5254 (propagate_block_delete_libcall): Likewise.
5255 * function.c (delete_handlers): Use delete_related_insns.
5256 (thread_prologue_and_epilogue_insns): Likewise.
5257 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5258 * genpeep.c (gen_peephole): Use delete_related_insns.
5259 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5261 (find_cond_trap): Likewise.
5262 * integrate.c (save_for_inline): Use delete_related_insns.
5263 (copy_insn_list): Likewise.
5264 * jump.c (pruge_linie_number_notes): Likewise.
5265 (duplicate_loop_exit_test): Likewise.
5266 (delete_computation): Likewise.
5267 (delete_related_insn): Rename from ...; use delete_insn
5268 (delete_insn): ... this one.
5269 (redirect_jump): Use delete_related_insns.
5270 * loop.c (scan_loop): Likewise.
5271 (move_movables): Likewise.
5272 (find_and_verify_loops): Likewise.
5273 (check_dbra_loop): Likewise.
5274 * recog.c (peephole2_optimize): Likewise.
5275 * reg-stack.c (delete_insn_for_stacker): Remove.
5276 (move_for_stack_reg): Use delete_insn.
5277 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5278 * reload1.c (delete_address_reloads): Use delete_related_insns.
5279 (fixup_abnormal_edges): Use delete_insn.
5280 * recog.c (emit_delay_sequence): Use delete_related_insns.
5281 (delete_from-delay_slot): Likewise.
5282 (delete_scheduled_jump): likewise.
5283 (optimize_skip): Likewise.
5284 (try_merge_delay_insns): Likewise.
5285 (full_simple_delay_slots): Likewise.
5286 (fill_slots_from_thread): Likewise.
5287 (relax_delay_slots): Likewise.
5288 (make_return_insns): Likewise.
5289 (dbr_schedule): Likewise.
5290 * rtl.h (delete_insn): Rename to delete_related_insns.
5291 (delete_insn, delete_insn_chain): New prototypes.
5292 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5293 by df_insn_delete already.
5294 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5295 * ssa.c (convert_from_ssa): Use delete_related_insns.
5296 * unroll.c (unroll_loop): Likewise.
5297 (calculate_giv_inc): Likewise.
5298 (copy_loop_body): Likewise.
5300 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5301 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5302 ix86_return_in_memory, ix86_function_value): Declare.
5303 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5304 new static valurables.
5305 (x86_64_reg_class): New enum
5306 (x86_64_reg_class_name): New array.
5307 (classify_argument, examine_argument, construct_container,
5308 merge_classes): New static functions.
5309 (optimization_options): Enable flag_omit_frame_pointer and disable
5310 flag_pcc_struct_return on 64bit.
5311 (ix86_libcall_value, ix86_function_value,
5312 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5313 ix86_return_in_memory, ix86_function_value): New global functions.
5314 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5315 (function_arg_advance): Handle x86_64 passing conventions.
5316 (function_arg): Likewise.
5317 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5318 (RETURN_IN_MEMORY): Move offline.
5319 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5320 (FUNCTION_VALUE_REGNO_P): New macro.
5321 (FUNCTION_ARG_REGNO_P): Move offline.
5322 (struct ix86_args): Add maybe_vaarg.
5323 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5324 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5326 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5328 * s390.md: Changed attributes for scheduling.
5329 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5332 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5334 Table-driven attributes.
5335 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5336 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5337 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5338 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5339 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5340 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5341 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5342 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5343 * tree.h (struct tree_decl): Change machine_attributes to
5345 * doc/c-tree.texi: Document that all attributes are now attached
5347 * c-common.c (add_attribute, attrtab, attrtab_idx,
5348 default_valid_lang_attribute, valid_lang_attribute): Remove.
5349 (attribute_tables, attributes_initialized,
5350 c_common_attribute_table, default_lang_attribute_table): New
5352 (handle_packed_attribute, handle_nocommon_attribute,
5353 handle_common_attribute, handle_noreturn_attribute,
5354 handle_unused_attribute, handle_const_attribute,
5355 handle_transparent_union_attribute, handle_constructor_attribute,
5356 handle_destructor_attribute, handle_mode_attribute,
5357 handle_section_attribute, handle_aligned_attribute,
5358 handle_weak_attribute, handle_alias_attribute,
5359 handle_no_instrument_function_attribute,
5360 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5361 handle_no_limit_stack_attribute, handle_pure_attribute): New
5363 (init_attributes, decl_attributes): Rewrite to implement
5364 table-driven attributes.
5365 * c-common.h (enum attribute_flags): Move to tree.h.
5366 * c-format.c (decl_handle_format_attribute,
5367 decl_handle_format_arg_attribute): Rename to
5368 handle_format_attribute and handle_format_arg_attribute. Update
5369 for table-driven attributes.
5370 * c-common.h (decl_handle_format_attribute,
5371 decl_handle_format_arg_attribute): Remove prototypes.
5372 (handle_format_attribute, handle_format_arg_attribute): Add
5374 * c-decl.c (grokdeclarator): Handle attributes nested inside
5376 * c-parse.in (setattrs, maybe_setattrs): Remove.
5377 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5378 Update to handle nested attributes properly.
5379 (maybe_resetattrs, after_type_declarator,
5380 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5381 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5383 (make_pointer_declarator): Update to handle nested attributes
5385 * doc/extend.texi: Update documentation of limits of attributes
5386 syntax. Warn about problems with attribute semantics in C++.
5387 * target.h (struct target): Remove valid_decl_attribute and
5388 valid_type_attribute. Add attribute_table and
5389 function_attribute_inlinable_p.
5390 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5391 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5392 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5394 (TARGET_INITIALIZER): Update.
5395 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5397 (function_attribute_inlinable_p): New function. Check for the
5398 presence of any machine attributes before using
5399 targetm.function_attribute_inlinable_p.
5400 (function_cannot_inline_p): Update.
5401 * Makefile.in (integrate.o): Update dependencies.
5402 * doc/tm.texi: Update documentation of target attributes and
5403 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5404 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5406 (default_target_attribute_table,
5407 default_function_attribute_inlinable_p): New.
5408 (lookup_attribute): Update comment to clarify handling of multiple
5409 attributes with the same name.
5410 (merge_attributes, attribute_list_contained): Allow multiple
5411 attributes with the same name but different arguments to appear in
5412 the same attribute list.
5413 * tree.h (default_valid_attribute_p): Remove prototype.
5414 (struct attribute_spec): New.
5415 (default_target_attribute_table): Declare.
5416 (enum attribute_flags): Move from c-common.h. Add
5417 ATTR_FLAG_TYPE_IN_PLACE.
5418 (default_function_attribute_inlinable_p): Declare.
5419 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5420 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5421 (TARGET_ATTRIBUTE_TABLE): Define.
5422 (vms_attribute_table): New.
5423 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5424 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5425 (TARGET_ATTRIBUTE_TABLE): Define.
5426 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5427 * config/arm/arm.c (arm_valid_type_attribute_p,
5428 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5430 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5432 (TARGET_ATTRIBUTE_TABLE): Define.
5433 (arm_attribute_table, arm_handle_fndecl_attribute,
5434 arm_handle_isr_attribute): New.
5435 * config/avr/avr.c (avr_valid_type_attribute,
5436 avr_valid_decl_attribute): Remove.
5437 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5439 (TARGET_ATTRIBUTE_TABLE): Define.
5440 (avr_attribute_table, avr_handle_progmem_attribute,
5441 avr_handle_fndecl_attribute): New.
5442 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5443 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5444 (TARGET_ATTRIBUTE_TABLE): Define.
5445 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5446 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5447 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5448 (TARGET_ATTRIBUTE_TABLE): Define.
5449 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5450 h8300_handle_eightbit_data_attribute,
5451 h8300_handle_tiny_data_attribute): New.
5452 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5453 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5455 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5457 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5458 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5460 (TARGET_ATTRIBUTE_TABLE): Define.
5461 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5462 ix86_handle_regparm_attribute): New.
5463 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5464 i386_pe_valid_type_attribute_p): Remove.
5465 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5466 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5467 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5468 (TARGET_ATTRIBUTE_TABLE): Define.
5469 (ia64_attribute_table): New.
5470 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5471 interrupt_ident2, model_ident1, model_ident2): Remove.
5472 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5473 (TARGET_ATTRIBUTE_TABLE): Define.
5474 (init_idents): Update.
5475 (m32r_attribute_table, m32r_handle_model_attribute): New.
5476 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5478 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5479 (TARGET_ATTRIBUTE_TABLE): Define.
5480 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5481 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5482 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5483 (TARGET_ATTRIBUTE_TABLE): Define.
5484 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5485 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5486 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5487 (TARGET_ATTRIBUTE_TABLE): Define.
5488 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5489 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5490 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5491 (TARGET_ATTRIBUTE_TABLE): Define.
5492 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5493 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5494 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5495 (TARGET_ATTRIBUTE_TABLE): Define.
5496 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5497 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5499 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5501 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5502 (TARGET_ATTRIBUTE_TABLE): Define.
5503 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5505 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5506 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5507 (TARGET_ATTRIBUTE_TABLE): Define.
5508 (v850_attribute_table, v850_handle_interrupt_attribute,
5509 v850_handle_data_area_attribute): New.
5510 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5511 Return void. Call decl_attributes instead of
5512 valid_machine_attribute.
5514 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5516 * sh-protos.h (sh_pr_n_sets): Declare.
5517 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5518 look at the copy to determine if PR needs to be saved.
5519 sh_pr_n_sets: New function.
5520 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5521 (ALLOCATE_INITIAL_VALUE): Define.
5523 * sh.c (initial_elimination_offset):
5524 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5526 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5528 * integrate.c (allocate_initial_values): New function.
5529 * integrate.h (allocate_initial_values): Declare.
5530 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5532 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5534 * toplev.c (rest_of_compilation): To here.
5535 Call allocate_initial_values.
5536 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5538 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5540 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5542 2001-09-20 DJ Delorie <dj@redhat.com>
5544 * c-typeck.c (really_start_incremental_init): Discriminate
5545 between zero-length arrays and flexible arrays.
5546 (push_init_level): Detect zero-length arrays and handle them
5547 like fixed-sized arrays.
5548 * expr.c (store_constructor): Handle zero-length arrays and
5549 flexible arrays correctly.
5550 * doc/extend.texi: Update zero-length array notes.
5552 2001-09-20 Jim Wilson <wilson@redhat.com>
5554 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5555 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5556 for issue port conflicts.
5557 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5559 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5561 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5564 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5566 * fold-const.c (hashtab.h): Include.
5567 (int_const_binop): Remove FORSIZE arg and compute from type; all
5569 Call size_int_type_wide for all single-word constants.
5570 (size_htab_hash, size_htab_eq): New functions.
5571 (size_int_type_wide): Rework to use hash table.
5572 * ggc-common.c (hashtab.h): Include.
5573 (struct d_htab_root): New struct.
5574 (d_htab_roots): New variable.
5575 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5576 (ggc_mark_roots): Handle deletable htabs.
5577 * ggc-page.c (ggc_marked_p): New function.
5578 * ggc-simple.c (ggc_marked_p): Likewise.
5579 * ggc.h: Reformatting throughout.
5580 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5581 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5582 (type_hash_add): Allocate struct type_hash from GC memory.
5583 (mark_hash_entry, mark_type_hash): Deleted.
5584 (type_hash_marked_p, type_hash_mark): New functions.
5585 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5587 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5589 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5592 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5594 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5595 array-too-large test for signed sizetype.
5597 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5599 * i386.md (indirect_jump): Allow Pmode operand.
5600 (tablejump): LIkewise; perform expansion to 64bit mode.
5601 * i386.c (symbolic_operand): Allow 64bit PIC references.
5602 (pic_symbolic_operand): Likewise.
5603 (ix86_find_base_term): Strip the 64bit PIC references.
5604 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5605 (legitimize_pic_address): Likewise.
5606 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
5607 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
5609 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
5611 * stringpool.c (get_identifier_with_length): New function.
5612 * tree.h (get_identifier_with_length): New prototype.
5614 2001-09-19 Alan Modra <amodra@bigpond.net.au>
5615 David Edelsohn <edelsohn@gnu.org>
5618 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5619 already sign-extended.
5621 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
5622 * config/rs6000/rs6000.c (logical_operand): Always compare op as
5624 (rs6000_emit_set_long_const): Avoid unnecessary shift.
5625 (output_profile_hook): Declare label_name const.
5626 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
5627 to match constraints.
5629 2001-09-19 Stan Shebs <shebs@apple.com>
5631 * alias.c: Fix typos in comments.
5632 * sched-rgn.c (init_ready_list): Ditto.
5633 * unwind-dw2.c (uw_frame_state_for): Ditto.
5634 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
5635 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
5636 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
5638 2001-09-19 Richard Henderson <rth@redhat.com>
5640 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
5642 * Makefile.in (cfg.o): Depend on TM_P_H.
5644 2001-09-19 Richard Henderson <rth@redhat.com>
5646 * config/alpha/alpha.c (local_symbol_p): Split out from ...
5647 (local_symbolic_operand): ... here.
5648 (small_symbolic_operand): Check mode.
5649 (global_symbolic_operand): New.
5650 (input_operand): Reject symbolics if explicit relocs.
5651 (call_operand): Tidy.
5652 (alpha_legitimize_address): Use movdi_er_high_g.
5653 (alpha_expand_mov): Likewise.
5654 * config/alpha/alpha-protos.h: Update.
5655 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5656 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
5657 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
5658 (UNSPECV_LDGP2): Remove.
5659 (all call patterns): Use 's' not 'i' for symbolic constraint.
5660 (call_osf call_value_osf): Use call_operand.
5661 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
5662 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
5663 (prologue_ldgp_1_er): Remove.
5664 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
5665 (builtin_setjmp_receiver_er patterns): Use them.
5666 (exception_receiver_er): Likewise.
5668 2001-09-19 Richard Henderson <rth@redhat.com>
5670 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
5672 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
5673 and NON_LOCAL_GOTO notes.
5674 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
5675 copy over CALL_INSN_FUNCTION_USAGE.
5677 2001-09-18 Catherine Moore <clm@redhat.com>
5679 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
5682 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
5684 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
5685 new-style tm_file specification. Specify correct tm_p_file,
5686 md_file, and out_file for s390x.
5688 * config/s390/linux.h, linux64.h: Don't include other target
5689 macro header files. Now handled via tm_file.
5691 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
5692 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
5693 are defined before use.
5695 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
5697 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
5698 code generation only for Gnu assembler.
5700 2001-09-18 Catherine Moore <clm@redhat.com>
5702 * config/stormy16 (LIB_SPEC): Remove -lnosys.
5704 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
5706 * config/mips/mips.c (mips_frame_set): New.
5707 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
5708 a parallel frame-related expression with a set for each register.
5710 2001-09-18 Philip Blundell <philb@gnu.org>
5712 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
5715 2001-09-17 Dale Johannesen <dalej@apple.com>
5717 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
5718 * config/rs6000/aix.h (FIXED_R2): Define.
5719 * config/rs6000/darwin.h (FIXED_R2): Define.
5720 * config/rs6000/sysv4.h (FIXED_R2): Define.
5722 2001-09-17 Jeff Sturm <jsturm@one-point.com>
5724 * except.c (dw2_build_landing_pads): New local
5725 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
5726 barrier after clobbers. Fixes c++/4012.
5728 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5730 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
5732 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5734 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
5735 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
5737 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
5742 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
5744 * cpphash.h (_cpp_lex_direct): New.
5745 * cpplex.c (_cpp_lex_token): Update.
5746 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
5747 and increment that pointer.
5748 * cppmacro.c (alloc_expansion_token): New.
5749 (lex_expansion_token): Lex macro expansion directly into
5752 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
5754 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
5756 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
5758 * basic-block.h (free_bb_for_insn): Declare.
5759 * bb-reorder.c (label_for_bb): Use block_label.
5760 (emit_jump_to_block_after): Remove.
5761 (insert_intra_1): Do not update block_for_insn.
5762 (insert_inter_bb_scope_notes): Likewise; update bb->end
5763 * cfg.c (free_bb_for_insn): New.
5764 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
5765 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
5766 (commit_one_edge_insertion): Likewise.
5767 (commit_one_edge_insertion): Do not update BB boundary.
5768 (commit_edge_insertions): Do not call compute_bb_for_insn.
5769 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
5770 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
5771 (merge_blocks_move_successor_nojumps): Likewise.
5772 (try_crossjump_to_edge): Do not update block_for_insn.
5773 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
5774 * df.c (df_pattern_emit_later): Do not update BB boundary.
5775 (df_jump_pattern_emit_after): Likewise.
5776 (df_insn_move_before): Use emit_insn_before.
5777 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5779 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5780 boundaries and basic_block_for_insn.
5781 (reorder_insns_nobb): Rename from reorder_insns.
5782 (reorder_insns): New.
5783 (emit_block_insn_before, emit_block_insn_after): Kill.
5784 * flow.c (check_function_return_warnings): Do not call
5785 compute_bb_for_insn; Do not free basic_block_for_insn.
5786 (attempt_auto_inc): Do not update basic_block_for_insn.
5787 * function.c (emit_return_into_block): Likewise;
5788 do not update BB boundaries.
5789 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5790 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5791 (pre_insert_copy_insn): Likewise.
5792 (update_ld_motion_notes): Likewise.
5793 (insert_insn_start_bb): Likewise.
5794 (replace_store_insn): Likewise.
5795 * ifcvt.c (noce_process_if_block): Likewise.
5796 (if_convert): Do not call compute_bb_for_insn.
5797 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5798 Use emit_insn_before and emit_insn_after.
5799 * recog.c (split_all_insns): Do not update BB boundaries;
5800 Do not call compute_bb_for_insn.
5801 (peephole2_optimize): Do not update BB boundaries.
5802 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5804 (emit_swap_insn): Likewise.
5805 (convert_regs_1): Likewise.
5806 * reload1.c (reload): Call compute_bb_for_insn.
5807 * rtl.h (reorder_insns_nobb): Declare.
5808 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5809 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5810 at places CFG is invalidated; do not call compute_bb_for_insn.
5812 * cfg.c (expunge_block): Invalidate BB structure.
5814 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5817 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5819 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5821 * cpphash.h (_cpp_lex_token): Update prototype.
5822 * cpplex.c (_cpp_lex_token): New prototype.
5823 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5824 lex_macro_node, read_flag, do_pragma_poison): Update.
5825 * cppmacro.c (cpp_get_token, parse_params,
5826 lex_expansion_token): Update.
5828 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5830 * cppmain.c (scan_translation_unit): Don't worry about
5831 putting a space after hashes.
5832 * cpplib.c (directive_diagnostics): New.
5833 (_cpp_handle_directive): Update to use directive_diagnostics.
5834 (run_directive): Don't toggle prevent_expansion.
5835 (do_line): Backup in case of the line extension.
5836 * cpplib.h (cpp_lexer_pos): Remove.
5837 * cppmacro.c (_cpp_create_definition): Precede a leading #
5840 2001-09-15 Richard Henderson <rth@redhat.com>
5842 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5844 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5846 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5848 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5850 PR preprocessor/3571
5851 * tradcpp.c (handle_directive): Skip non-vertical space.
5853 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5855 * cppmain.c (setup_callbacks): Set line callback only
5856 if outputting preprocessed source.
5858 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5860 * collect2.c (main): Const-ification.
5861 * gcc.c (translate_options, process_command): Use xstrdup in
5862 lieu of xmalloc/strcpy.
5863 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5865 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5867 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5870 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5872 * scan-decls.c (scan_decls): Fix typo.
5874 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5876 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5877 Split mlstring_pos into mls_line and mls_col.
5878 * cppinit.c (cpp_create_reader): Initialize line to 1.
5879 (cpp_destroy): Free tokenruns.
5880 (push_include): Don't update lexer_pos.
5881 * cpplex.c (unterminated, parse_string): Update.
5882 (lex_token): Don't update lexer_pos, update.
5883 * cpplib.c (if_stack): Save line instead of line + col.
5884 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5885 push_conditional, _cpp_pop_buffer): Update.
5886 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5887 (_cpp_create_definition): Update.
5889 2001-09-15 Eric Christopher <echristo@redhat.com>
5891 * config/mips/abi64.h: Add support for MEABI.
5893 2001-09-15 Eric Christopher <echristo@redhat.com>
5895 * config/mips/mips.md: Add unspec #2.
5897 (reload_outdi): Ditto.
5898 (reload_outsi): Ditto.
5901 2001-09-15 Eric Christopher <echristo@redhat.com>
5902 Jason Eckhardt <jle@redhat.com>
5904 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5905 * config/mips/isa32-linux.h: New file.
5906 * config/mips/isa3264.h: Ditto.
5907 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5908 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5909 (output_block_mode): Support MEABI.
5910 (function_arg): Ditto. Fix floating point arg passing.
5911 (mips_va_start): Ditto.
5912 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5914 (mips_asm_file_start): Add new section to pass abi to gdb.
5915 (function_arg_pass_by_reference): Support MEABI.
5916 (mips_parse_cpu): Support mips32 and mips64 processors.
5917 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5918 TARGET_MIPS5KC. Support isa32 and isa64.
5919 (processor_type): Add r4kc, r5kc, r20kc.
5920 (GENERATE_MULT3_SI): New.
5921 (GENERATE_MULT3_DI): Ditto.
5922 (GENERATE_MULT3): Remove.
5923 (ISA_HAS_64BIT_REGS): Add isa == 64.
5924 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5925 (ISA_HAS_MADD_MSUB): New.
5926 (ISA_HAS_CLZ_CLO): Ditto.
5927 (ISA_HAS_DCLZ_DCLO): Ditto.
5928 (ABI_GAS_ASM_SPEC): New.
5929 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5932 (SUBTARGET_CC1_SPEC): Ditto.
5933 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5934 (PAD_VARARGS_DOWN): Support MEABI.
5935 (HARD_REGNO_NREGS): Move to mips.c.
5936 (ASM_OUTPUT_IDENT): Add #undef.
5937 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5938 (mulsi3): Use GENERATE_MULT3_SI.
5939 (mulsi3_mult3): Ditto. Support mips32, mips64.
5940 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5941 (mul_sub_si): New pattern.
5942 (unnamed splitters): New.
5943 (muldi3): Use GENERATE_MULT3_DI.
5944 (muldi3_internal2): Ditto.
5945 (movdicc): Support mips32.
5946 * config/mips/t-isa3264: New file.
5948 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5950 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5951 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5952 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5954 * reorg.c (fill_slots_from_thread): After call to
5955 steal_delay_list_from_target, update own_thread as new_thread may
5958 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5960 * cpperror.c (print_location): Take line and column, for
5961 default positioning use the previously lexed token.
5962 (_cpp_begin_message): Take line and column.
5963 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5964 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5965 * cpphash.h (_cpp_begin_message): Update prototype.
5966 * cppinit.c (push_include): Don't set output line.
5967 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5968 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5969 (do_pragma): Kludge for front ends. Don't expand macros at all.
5970 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5971 (struct cpp_token): Remove output_line.
5972 (struct cpp_callbacks): New member line_change.
5973 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5974 cpp_get_token): Preserve BOL flag.
5975 (cpp_get_line): Remove.
5976 (_cpp_backup_tokens): Remove useless abort().
5977 * cppmain.c (cb_line_change): New.
5978 (scan_translation_unit): Don't worry about starting new lines here.
5979 * scan-decls.c (scan_decls): Update.
5980 * c-lex.c (c_lex, init_c_lex): Update.
5981 (cb_line_change, src_lineno): New.
5983 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5985 * tree.c (append_random_chars): Generate the random
5986 characters in a reproducable fashion.
5988 2001-09-14 Richard Henderson <rth@redhat.com>
5990 * config/i386/i386.c (internal_label_prefix): New.
5991 (internal_label_prefix_len): New.
5992 (override_options): Set them.
5993 (local_symbolic_operand): New.
5994 (legitimate_pic_address_disp_p): Use it.
5995 (legitimize_pic_address): Likewise.
5997 2001-09-14 Marc Espie <espie@openbsd.org>
5999 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6002 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6004 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6005 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6007 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6009 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6010 invocation of SUBREG_REGNO_OFFSET.
6012 * haifa-sched.c: Fix typo in FSF copyright statement.
6013 * sched-deps.c: Fix typo in FSF copyright statement.
6014 * sched-ebb.c: Fix typo in FSF copyright statement.
6015 * sched-rgn.c: Fix typo in FSF copyright statement.
6016 * sched-vis.c: Fix typo in FSF copyright statement.
6018 * config.gcc: Move inclusion of arm elf specific header files
6019 from the files themselves into the tm_file variable. Make
6020 sure that elfos.h is included before target specific elf
6022 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6024 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6025 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6026 ASM_OUTPUT_CASE_LABEL): Protect definition.
6027 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6028 not already defined.
6029 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6030 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6031 Remove duplicate definition.
6032 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6033 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6034 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6035 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6036 Remove inclusion of arm/elf.h.
6037 * config/arm/unknown-elf.h: as for conix-elf.h.
6038 (STARTFILE_SPEC): Include crti.o and crtn.o.
6039 * config/arm/linux-elf.h: as for conix-elf.h.
6040 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6041 * config/arm/strongarm-elf.h: Remove inclusion of
6043 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6044 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6045 unknown-elf.h and elf.h.
6046 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6047 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6048 ASM_WEAKEN_LABEL): Remove redundant definition.
6049 * config/arm/elf.h: Test for inclusion of elfos.h
6050 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6051 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6052 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6053 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6054 redundant definition.
6055 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6056 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6057 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6058 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6059 Add rules to build crti.o and crtn.o
6060 * crti.asm: New file.
6061 * crtn.asm: New file.
6063 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6065 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6066 * cpphash.h (struct tokenrun): Add prev.
6067 (struct lexer_state): Remove bol.
6068 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6069 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6071 * cppinit.c (cpp_create_reader): Don't set bol.
6072 (cpp_destroy): Don't free lookaheads.
6073 * cpplex.c (lex_directive): Remove.
6074 (next_tokenrun): Update.
6075 (_cpp_lex_token): Clean up logic.
6076 (lex_token): Update to return a pointer to lexed token, since it
6077 can move to the start of the buffer. Simpify newline handling.
6078 * cpplib.c (SEEN_EOL): Update.
6079 (skip_rest_of_line): Remove lookahead stuff.
6080 (end_directive): Line numbers are already incremented. Revert
6081 to start of lexed token buffer if we can.
6082 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6083 parse_answer): Use _cpp_backup_tokens.
6084 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6085 instead. Don't check for EOL.
6086 (do_include_common, do_line, do_pragma_system_header): Use
6088 * cpplib.h (BOL, _cpp_backup_tokens): New.
6089 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6090 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6091 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6092 (builtin_macro): Don't use cpp_get_line.
6093 (cpp_get_line): Short term kludge.
6094 (parse_arg): Handle directives in arguments here. Back up when
6095 appropriate. Store EOF at end of argument list.
6096 (funlike_invocation_p): Use _cpp_backup_tokens.
6097 (push_arg_context): Account for EOF at end of list.
6098 (cpp_get_token): Remove lookahead stuff. Update.
6100 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6102 * c-parse.in (yyerror): Const-ification and/or static-ization.
6103 * c-typeck.c (push_member_name): Likewise.
6104 * collect2.c (main): Likewise.
6105 * dbxout.c (dbxout_parms): Likewise.
6106 * diagnostic.c (format_with_decl): Likewise.
6107 * dwarf2out.c (output_ranges): Likewise.
6108 * dwarfout.c (fundamental_type_code): Likewise.
6109 * except.c (dw2_output_call_site_table): Likewise.
6110 * gcc.c (do_spec_1): Likewise.
6111 * genopinit.c (optabs): Likewise.
6112 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6113 gen_declaration_1, handle_impent): Likewise.
6114 * protoize.c (default_include, in_system_include_dir, abspath):
6116 * sched-vis.c (visualize_stall_cycles): Likewise.
6117 * sdbout.c (plain_type_1, sdbout_end_function,
6118 sdbout_end_epilogue): Likewise.
6119 * varasm.c (decode_reg_name): Likewise.
6121 * 1750a.c (mod_regno_adjust): Likewise.
6122 * alpha.c (alpha_write_one_linkage,
6123 unicosmk_output_default_externs): Likewise.
6124 * arm.c (arm_condition_codes): Likewise.
6125 * arm.h (arm_condition_codes): Likewise.
6126 * avr.c (output_movsisf, encode_section_info): Likewise.
6127 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6129 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6130 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6131 * m88k.c (output_function_profiler): Likewise.
6132 * mips.c (mips_output_conditional_branch): Likewise.
6133 * ns32k.c (ns32k_out_reg_names): Likewise.
6134 * ns32k.h (ns32k_out_reg_names): Likewise.
6135 * pj.c (pj_output_rval): Likewise.
6136 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6137 * sparc.c (sparc_flat_function_prologue,
6138 sparc_flat_function_epilogue): Likewise.
6140 2001-09-13 Markus Werle <numerical.simulation@web.de>
6141 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6143 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6144 Aachen University of Technology".
6146 2001-09-13 Andreas Schwab <schwab@suse.de>
6148 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6151 2001-09-13 Richard Henderson <rth@redhat.com>
6153 * config/alpha/alpha.c (small_symbolic_operand): New.
6154 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6155 (some_operand, input_operand): Don't handle HIGH.
6156 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6157 (alpha_expand_mov): Likewise.
6158 (print_operand) [H]: Just print HIGH symbol.
6159 (print_operand_address): Handle small data.
6160 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6161 (TARGET_SWITCHES): Add -msmall-data/large-data.
6162 (PIC_OFFSET_TABLE_REGNUM): New.
6163 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6164 (PREDICATE_COES): Update.
6165 * config/alpha/alpha.md (adddi_er_high): New.
6166 (adddi_er_low): Handle small data.
6167 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6168 prefer .sdata to .rodata.
6169 (SELECT_RTX_SECTION): Likewise.
6171 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6173 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6174 defining __size_t and leaving size_t undefined.
6176 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6178 * basic-block.h (expunge_block): Declare.
6179 * cfg.c (expunge_block): Remove static declaration.
6181 2001-09-12 Richard Henderson <rth@redhat.com>
6183 * integrate.c (copy_insn_list): Copy label name from
6184 NOTE_INSN_DELETED_LABEL.
6186 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6188 * c-common.c (c_tree_code_name): Const-ification.
6189 * c-decl.c (c_decode_option): Likewise.
6190 * c-typeck.c (warn_for_assignment): Likewise.
6191 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6193 * cppinit.c (output_deps): Likewise.
6194 * dependence.c (dependence_string, direction_string): Likewise.
6195 * dwarf2out.c (output_ranges): Likewise.
6196 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6197 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6198 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6199 standard_startfile_prefix, standard_startfile_prefix_1,
6200 standard_startfile_prefix_2, tooldir_base_prefix,
6201 standard_bindir_prefix, find_a_file): Likewise.
6202 * genattrtab.c (make_length_attrs): Likewise.
6203 * gencheck.c (tree_codes): Likewise.
6204 * genemit.c (gen_split): Likewise.
6205 * genrecog.c (special_mode_pred_table): Likewise.
6206 * graph.c (graph_ext): Likewise.
6207 * protoize (default_include): Likewise.
6208 * reload.c (reload_when_needed_name): Likewise.
6209 * sched-vis.c (visualize_stall_cycles): Likewise.
6210 * tlink.c (recompile_files): Likewise.
6211 * toplev.c (decode_g_option): Likewise.
6212 * tradcpp.c (output_deps): Likewise.
6213 * varasm.c (decode_reg_name): Likewise.
6215 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6218 * avr.c (avr_regnames, encode_section_info): Likewise.
6219 * c4x.c (float_reg_names): Likewise.
6220 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6221 * elfos.h (const_section): Likewise.
6222 * i386.c (ix86_comp_type_attributes): Likewise.
6223 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6224 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6225 * ia64.c (type_names): Likewise.
6226 * m68hc11.c (reg_class_names): Likewise.
6227 * m88k.c (m_options): Likewise.
6228 * mips.c (mips_output_conditional_branch, mips_unique_section):
6230 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6231 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6232 ultra_code_names): Likewise.
6233 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6235 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6237 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6238 Use --fatal-warnings option for gas.
6239 * configure: Rebuilt.
6241 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6243 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6245 2001-09-11 Jim Wilson <wilson@redhat.com>
6247 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6249 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6251 * builtins.c (c_strlen): Treat an offset too large for a
6252 HOST_WIDE_INT as out of range.
6254 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6256 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6257 (EDGE_CRITICAL_P): New predicate.
6258 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6260 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6261 (dump_edge_info): Remove "crit".
6262 * cfganal.c (mark_critical_edges): Kill.
6263 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6264 * cfgcleanup.c (cleanup_cfg): Likewise.
6265 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6266 (find_spanning_tree): Likewise.
6267 * reg-stack.c (convert_regs_1): Likewise.
6268 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6270 * basic-block.h (create_basic_block_structure): New.
6271 (create_basic_block): Update prototype.
6272 (force_nonfallthru): New.
6273 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6274 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6275 handle updating of block_for_insn, creating of empty BBs and BBs at
6276 the end of INSN chain.
6277 (create_basic_block): New function.
6278 (split_block): Use create_basic_block.
6279 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6280 (redirect_edge_and_branch_force): ... here.
6281 (force_nonfallthru): New.
6282 (split_edge): Rewrite to use force_nonfallthru and create_block.
6283 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6284 (find_basic_blocks): Free basic_block_for_insn.
6285 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6287 * cfg.c: Fix formating.
6288 * cfgcleanup.c: Fix formating.
6289 (merge_blocks, tail_recursion_label_p): Return bool.
6290 (merge_blocks_move_predecessor_nojumps,
6291 merge_blocks_move_successor_nojumps): Return void.
6293 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6295 * configure.in: Check whether assembler supports section merging.
6296 * config.in: Rebuilt.
6297 * configure: Rebuilt.
6298 * varasm.c (variable_section, output_constant_pool): Pass alignment
6299 to SELECT_SECTION and SELECT_RTX_SECTION.
6300 (mergeable_string_section): New.
6301 (mergeable_constant_section): New.
6302 (default_elf_asm_named_section): Output SECTION_MERGE and
6303 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6304 * output.h (mergeable_string_section): New.
6305 (mergeable_constant_section): New.
6306 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6307 * toplev.c (flag_merge_constants): New.
6308 (f_options): Add -fmerge-constants and -fmerge-all-constants
6310 (toplev_main): Default to -fno-merge-constants if not optimizing.
6311 * flags.h (flag_merge_constants): Add extern.
6312 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6313 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6315 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6316 Define if assembler has working .subsection -1 support.
6317 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6318 Put constant into special SHF_MERGE sections if the linker should
6319 attempt to merge duplicates.
6320 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6322 Put constant into special SHF_MERGE sections if the linker should
6323 attempt to merge duplicates.
6324 * config/alpha/elf.h: Likewise.
6325 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6326 has working .subsection -1 support.
6327 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6329 * config/svr3.h: Likewise.
6330 * config/darwin.h: Likewise.
6331 * config/arm/aof.h: Likewise.
6332 * config/arm/linux-elf.h: Likewise.
6333 * config/avr/avr.h: Likewise.
6334 * config/c4x/c4x.h: Likewise.
6335 * config/d30v/d30v.h: Likewise.
6336 * config/i386/dgux.h: Likewise.
6337 * config/i386/osfrose.h: Likewise.
6338 * config/i386/sco5.h: Likewise.
6339 * config/i386/svr3gas.h: Likewise.
6340 * config/ia64/aix.h: Likewise.
6341 * config/m32r/m32r.h: Likewise.
6342 * config/m68k/m68k.h: Likewise.
6343 * config/m88k/dgux.h: Likewise.
6344 * config/m88k/m88k.h: Likewise.
6345 * config/mcore/mcore-pe.h: Likewise.
6346 * config/mips/mips.h: Likewise.
6347 * config/pa/pa.h: Likewise.
6348 * config/pa/pa-linux.h: Likewise.
6349 * config/romp/romp.h: Likewise.
6350 * config/rs6000/sysv4.h: Likewise.
6351 * config/rs6000/xcoff.h: Likewise.
6352 * config/s390/linux.h: Likewise.
6353 * config/sparc/sparc.h: Likewise.
6354 * config/sparc/sysv4.h: Likewise.
6355 * config/stormy16/stormy16.h: Likewise.
6356 * config/v850/v850.h: Likewise.
6357 * config/vax/vms.h: Likewise.
6358 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6359 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6360 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6361 default_elf_asm_named_section for SHF_MERGE sections.
6363 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6365 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6368 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6370 * c-common.c (split_specs_attrs): Allow for empty attributes with
6371 empty TREE_PURPOSE. Fixes PR c/4294.
6373 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6375 * basic-block.h (cached_make_edge, make_single_succ): New.
6376 (make_edge): Remove first parameter.
6377 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6378 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6379 created edge; use obstack allocation.
6380 (make_edge, make_single_succ_edge): New.
6381 (first_removed_edge): New static variable.
6382 (init_flow): Initialize first_removed_edge and n_edges.
6383 (clear_edges): Use remove_edge.
6384 (flow_delete_block): Likewise.
6385 (remove_edge): Add removed edges to the removed edges list.
6386 (split_block, redirect_edge_and_branch_force, split_edge):
6388 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6389 (add_noreturn_fake_exit_edges): Likewise.
6390 (connect_infinite_loops_to_exit): Liekwise.
6391 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6392 Use cached_make_edge.
6393 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6394 * profile.c (branch_prob): Update make_edge call.
6395 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6397 2001-09-11 Richard Henderson <rth@redhat.com>
6399 * config/alpha/alpha.c: Tidy formatting.
6400 (local_symbolic_operand): Verify mode.
6401 (alpha_sa_mask): Ignore unicos for eh_return.
6402 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6403 * config/alpha/alpha.md (umk divsi patterns): Remove.
6404 (extendsfdf2): Remove unicos check.
6405 (tablejump): Merge vms and unicos code; always use direct set
6408 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6410 * config.gcc (alpha*-*-unicosmk*): New target.
6412 * config/alpha/alpha-protos.h (symbolic_operand,
6413 unicosmk_add_call_info_word, unicosmk_add_extern,
6414 unicosmk_defer_case_vector, unicosmk_unique_section,
6415 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6416 unicosmk_asm_file_start, unicosmk_asm_file_end,
6417 unicosmk_output_common): Declare.
6419 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6420 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6421 alpha_does_function_need_gp, alpha_end_function): Support Cray
6423 (alpha_init_machine_status, alpha_mark_machine_status,
6424 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6425 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6426 unicosmk_asm_named_section, unicosmk_insert_attributes,
6427 unicosmk_section_type_flags, symbolic_operand,
6428 unicosmk_output_module_name, unicosmk_output_default_externs,
6429 unicosmk_output_dex, unicosmk_output_externs,
6430 unicosmk_output_addr_vec, unicosmk_ssib_name,
6431 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6432 unicosmk_asm_file_end, unicosmk_output_common,
6433 unicosmk_section_type_flags, unicosmk_unique_section,
6434 unicosmk_add_call_info_word, unicosmk_text_section,
6435 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6436 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6437 unicosmk_dex_count, unicosmk_special_name): New.
6438 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6439 TARGET_ABI_UNICOSMK.
6440 (get_aligned_mem, alpha_expand_unaligned_load,
6441 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6442 alpha_expand_unaligned_store_words): Support big-endian mode.
6443 (print_operand): Likewise. New format specifier 't'. Use
6444 TARGET_AS_SLASH_BEFORE_SUFFIX.
6445 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6446 (alpha_pv_save_size): Update with above change.
6447 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6448 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6451 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6452 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6453 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6454 (EXTRA_CONSTRAINT): New constraint 'U'.
6455 (PREDICATE_CODES): Add symbolic_operand.
6457 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6458 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6459 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6460 (integer division and modulus patterns): Split in default and
6462 (*divmodsi_internal, *divmoddi_internal): Disable for
6463 TARGET_ABI_UNICOSMK.
6464 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6465 little-endian and big-endian versions.
6466 (ext, ins, msk): Likewise.
6467 (extv, extzv, insv): Support big-endian mode.
6468 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6469 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6470 *tablejump_umk_internal, *call_value_umk): New.
6471 (*movdi_nofix): Add pattern for loading an address into a register on
6472 TARGET_ABI_UNICOSMK.
6473 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6474 (umk_mismatch_args, arg_home_umk): New.
6475 (various insns): Don't use mov, fmov, nop, fnop and unop.
6476 (realign): Support TARGET_ABI_UNICOSMK.
6478 * config/alpha/unicosmk.h: New file.
6479 * config/alpha/t-unicosmk: New file.
6481 * fixinc/inclhack.def (unicosmk_restrict): New.
6482 * fixinc/fixincl.x: Regenerate.
6484 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6485 (wchar_t): Check for and define __WCHAR_T__.
6487 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6489 * combine.c (simplify_shift_const): Treat shifts by the mode
6492 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6494 * cpphash.h (struct tokenrun): New.
6495 (struct cpp_context): New member bol.
6496 (struct cpp_reader): New members.
6497 (_cpp_init_tokenrun): New.
6498 * cppinit.c (cpp_create_reader): Set up the token runs.
6499 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6500 (lex_token): New internalised version of _cpp_lex_token. Don't
6501 handle directives or the multiple include opimisation here any
6502 more. Simply lex a token.
6503 * cpplib.c (run_directive): Clear bol.
6504 (_cpp_pop_buffer): Set bol.
6505 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6508 2001-09-11 Michael Meissner <meissner@redhat.com>
6510 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6511 give an error if the user uses -mfp32.
6512 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6514 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6515 floating point register size.
6516 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6518 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6519 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6521 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6522 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6524 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6526 * dbxout.c (dbxout_parms): Fix typo in comment.
6527 * unroll.c (loop_find_equiv_value): Ditto.
6528 * toplev.c (rest_of_compilation): Ditto.
6529 * loop.c (scan_loop): Ditto.
6530 * dwarf2out.c (struct dw_fde_struct): Ditto.
6532 2001-09-10 Zack Weinberg <zackw@panix.com>
6534 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6535 copying identifier when we're just going to throw it away.
6536 (parse_identifier_slow): New routine to handle abnormal cases.
6537 (_cpp_lex_token): Update call site.
6539 * hashtable.c (ht_lookup): Don't assume that the string we've
6540 been given is NUL-terminated.
6541 * system.h: #define __builtin_expect(a, b) to (a) if not
6544 2001-09-10 Michael Meissner <meissner@redhat.com>
6546 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6549 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6551 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6553 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6555 * builtins.c (c_getstr): Correct thinko in last change and further
6558 2001-09-10 Tim Freeman <tim@fungibole.com>
6560 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6561 into varray's and register them as roots with the garbage
6562 collector so they are not collected too soon.
6564 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6566 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6568 * basic-block.h (flow_obstack, label_value_list,
6569 tail_recursion_label_list): Declare
6570 (tidy_fallthru_edges): Declare.
6571 (expunge_block, last_loop_beg_note): Delete.
6572 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6574 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6575 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6576 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6577 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6578 expunge_block, flow_delete_block, compute_bb_for_insn,
6579 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6580 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6581 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6582 try_redirect_by_replacing_jump, last_loop_beg_note,
6583 redirect_edge_and_branch, redirect_edge_and_branch_force,
6584 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6585 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6586 commit_edge_insertions, dump_flow_info, debug_flow_info,
6587 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6588 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6589 Move here from flow.c
6590 * cfganal.c: New file.
6591 (forwarder_block_p, can_fallthru, mark_critical_edges,
6592 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6593 find_unreachable_blocks, create_edge_list, free_edge_list,
6594 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6595 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6596 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6597 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6598 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6599 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6600 Move here from flow.c
6601 * cfgbuild.c: New file
6602 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6603 make_edges, find_basic_blocks_1, find_basic_blocks,
6604 find_sub_basic_blocks): Move here from flow.c
6605 * cfgcleanup.c: New file.
6606 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
6607 merge_blocks_move_predecessor_nojumps,
6608 merge_blocks_move_successor_nojumps, merge_blocks,
6609 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6610 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
6611 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
6613 * cfgloop.c: New file
6614 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
6615 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
6616 flow_loop_exit_edges_find, flow_loop_nodes_find,
6617 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6618 flow_loop_tree_node_add, flow_loops_tree_build,
6619 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
6620 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
6621 Move here from flow.c
6622 * flow.c: Remove everything moved elsewhere
6623 * output.h (cleanup_cfg): Return bool.
6625 * bb-reorder.c (reorder_block_def): Remove 'index'.
6626 (insert_intra_1): Add argument BB, set block for new note.
6627 (make_reorder_chain): Do not depdent on BB indexes.
6628 (make_reorder_chain_1): Do not use BB indexes.
6629 (label_for_bb): Likewise; set BB for new insn.
6630 (emit_jump_to_block_after): Likewise.
6631 (fixup_reoder_chain): Sanity check that all basic blocks
6632 are chained; verify newly created insn chain; remove
6633 undocnitional jump simplifying; Do not use BB indexes;
6634 properly initialize count and frequency information;
6635 dump reordered sequence.
6636 (insert_intra_bb_scope_notes): update call of insert_intra_1.
6637 (insert_inter_bb_scope_notes): Set block for new insn.
6638 (reorder_basic_blocks): Dump flow info before reoredering.
6640 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6642 * alias.c (clear_reg_alias_info): Use K&R format definition.
6643 Avoid unsigned warning.
6644 * builtins.c: Use "unsigned int", not "unsigned".
6645 (target_char_cast): Use host_integerp and tree_low_cst.
6646 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
6647 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
6648 (c_getstr): Likewise.
6649 (std_expand_builtin_va_arg): Use int_size_in_bytes.
6650 (builtin_memcpy_read_str): Avoid unsigned warning.
6651 (expand_builtin_memcpy): Alignments are unsigned.
6652 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
6653 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
6654 * predict.c (expensive_function_p): LIMIT now unsigned.
6655 * resource.c (mark_target_live_regs): Make some vars unsigned.
6656 * sdbout.c: Use "unsigned int", not "unsigned".
6657 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
6658 (sdbout_source_line): Likewise.
6659 (sdbout_record_type_name): Remove "const" for NAME declaration.
6660 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
6662 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
6664 * calls.c (store_one_arg): Expand comment.
6666 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6668 * calls.c (store_one_arg): Make sure that the entire argument is
6669 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
6671 2001-09-09 Richard Henderson <rth@redhat.com>
6673 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
6675 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
6677 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
6679 2001-09-09 Richard Henderson <rth@redhat.com>
6681 * config/alpha/alpha.c (alpha_next_sequence_number): New.
6682 (alpha_this_literal_sequence_number): New.
6683 (alpha_this_gpdisp_sequence_number): New.
6684 (some_operand, input_operand): Add HIGH.
6685 (local_symbolic_operand): New.
6686 (alpha_encode_section_info): New.
6687 (alpha_legitimate_address_p): Allow LO_SUM.
6688 (alpha_legitimize_address): Generate HIGH+LO_SUM.
6689 (alpha_expand_mov): Likewise.
6690 (secondary_reload_class): Check memory_operand not general_operand
6692 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
6693 (alpha_expand_unaligned_store): Likewise.
6694 (alpha_expand_unaligned_load_words): Likewise.
6695 (alpha_expand_unaligned_store_words): Likewise.
6696 (alpha_expand_block_clear): Likewise.
6697 (print_operand): Handle %#, %*, %H.
6698 (print_operand_address): Handle LO_SUM.
6700 (alpha_does_function_need_gp): Use it.
6701 (alpha_expand_block_move): Fix signed compare warnings.
6702 (alpha_sa_mask, alpha_align_insns): Likewise.
6703 * config/alpha/alpha-protos.h: Update.
6704 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
6705 (MASK_EXPLICIT_RELOCS): New.
6706 (TARGET_SWITCHES): Add -mexplicit-relocs.
6707 (EXTRA_CONSTRAINT): Add 'T'.
6708 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
6709 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
6710 (ENCODE_SECTION_INFO): Out line.
6711 (REDO_SECTION_INFO_P): New.
6712 (STRIP_NAME_ENCODING): New.
6713 (ASM_OUTPUT_LABELREF): New.
6714 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
6715 (PREDICATE_CODES): Update.
6716 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
6717 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
6718 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
6719 builtin_setjmp_receiver_er, exception_receiver_1_er,
6720 call_value_osf_1_er): New patterns.
6721 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
6722 (movqi, movhi, movsi): Add explicit $31 base register to lda.
6723 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
6724 (FINAL_PRESCAN_INSN): New.
6726 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
6728 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
6730 2001-09-08 Andreas Jaeger <aj@suse.de>
6732 * i386.h (TARGET_SWITCHES): Fix description.
6734 2001-09-07 David Edelsohn <edelsohn@gnu.org>
6736 * rs6000.c (num_insns_constant): Compute number of instructions
6739 * doc/install.texi: Explain AIX exception handling work-around.
6740 Update URL for AIX fixes.
6742 2001-09-07 Jim Wilson <wilson@redhat.com>
6744 * alias.c (clear_reg_alias_info): New.
6745 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
6746 * rtl.h (clear_reg_alias_info): Declare.
6748 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6750 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
6752 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
6753 (m16m,edivm,emulm): Change declaration to match definition.
6755 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6757 * reload.c (push_reload): Check for subreg_lowpart_p instead of
6758 SUBREG_BYTE being 0 when determining if the inner part of a subreg
6761 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6763 * c-common.c (signed_or_unsigned_type): Handle machine mode types
6764 which have no corresponding C type.
6765 * fold_const.c (target_isinf,target_isnan,target_negative): Update
6766 the representation of 64-bit doubles to work with 64-bit ints.
6768 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
6770 * config/mips/mips.c (override_options): Do not override ISA when ABI
6771 specified if MIPS_CPU_STRING_DEFAULT was specified.
6773 2001-09-07 Richard Henderson <rth@redhat.com>
6775 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
6776 (express_from_1): Wrap lines.
6777 * rtlanal.c (commutative_operand_precedence): Rename from
6778 operand_preference; export.
6779 * rtl.h: Declare it.
6780 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6781 (simplify_binary_operation): Invoke simplify_plus_minus on
6782 (CONST (PLUS ...)) as well.
6783 (struct simplify_plus_minus_op_data): New.
6784 (simplify_plus_minus_op_data_cmp): New.
6785 (simplify_plus_minus): Use them. Avoid infinite recursion with
6786 simplify_binary_operation wrt CONST.
6788 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6790 * h8300-protos.h (general_operand_dst_push): Remove.
6791 * h8300.c (general_operand_dst_push): Likewise.
6792 * h8300.h (OK_FOR_T): Likewise.
6793 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6794 * h8300.md (pushqi_h8300): New.
6795 (pushqi_h8300hs): Likewise.
6797 (pushhi_h8300): Likewise.
6798 (pushhi_h8300hs): Likewise.
6801 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6803 * genattrtab.c (attr_printf): First arg is unsigned.
6804 Clean up formatting of callers.
6806 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6808 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6811 2001-09-07 Andreas Jaeger <aj@suse.de>
6813 * i386.h (TARGET_SWITCHES): Fix descriptions.
6815 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6817 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6819 2001-09-06 Ira Ruben <ira@apple.com>
6821 Remove OP_IDENTIFIER.
6822 * tree.def (OP_IDENTIFIER): Remove.
6823 * tree.c (tree_node_kind enum): Remove op_id_kind.
6824 (tree_node_kind_names): Remove "op_identifiers".
6825 (make_node): Remove OP_IDENTIFIER test.
6826 (build_op_identifier): Removed because it isn't being used.
6827 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6828 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6830 2001-09-06 Richard Henderson <rth@redhat.com>
6832 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6834 2001-09-06 Richard Henderson <rth@redhat.com>
6836 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6839 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6841 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6842 number used for CR register.
6844 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6845 Joern Rennecke (amylaar@cygnus.com)
6847 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6848 * h8300.c (initial_offset): Handle offset between RP and FP.
6849 (h8300_return_addr_rtx): New function.
6850 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6852 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6853 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6854 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6855 (CAN_ELIMINATE, REGISTER_NAMES):
6856 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6858 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6860 Remove TYPE_NONCOPIED_PARTS.
6861 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6862 (struct tree_type): Remove noncopied_parts.
6863 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6864 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6865 (fixed_type_p): Remove.
6866 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6867 (expand_expr, MODIFY_EXPR): Likewise.
6868 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6869 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6871 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6873 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6875 (mask64_operand): Likewise.
6876 (includes_rldic_lshift_p): Likewise.
6877 (includes_rldicr_lshift_p): Likewise.
6879 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6881 * objc/objc-act.c (build_message_expr): If a class method cannot
6882 be found, do not issue a warning if a corresponding instance
6883 method exists in the root class.
6885 2001-09-05 Richard Henderson <rth@redhat.com>
6887 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6889 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6891 * function.c (ggc_mark_struct_function): Mark f->outer.
6892 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6893 * integrate.c (output_inline_function): ... not here.
6895 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6897 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6899 * i386.c (size_cost): New static variable.
6900 (override_function): Use size_cost when -Os is specified.
6902 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6903 properly; Use current_function_calls_eh_return.
6904 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6905 use leave to avoid dependency chain.
6907 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6908 get BB loop_depth instead of computing it from LOOP notes.
6910 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6912 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6914 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6915 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6916 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6918 2001-09-05 Jeffrey A Law (law@cygnus.com)
6919 Jason Merrill (jason@redhat.com)
6921 * stor-layout.c (layout_type): Complain if an array's size can
6922 not be represented in a size_t.
6924 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6926 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6928 * gcc.c: (process_command) Add parentheses around assignment
6929 used as truth value.
6931 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6933 * config/mips/mips.c (save_restore_insns): Don't mark any register
6934 save slots as unchanging if current_function_calls_eh_return.
6936 2001-09-05 Richard Henderson <rth@redhat.com>
6938 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6939 * config/alpha/alpha-protos.h: Declare it.
6940 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6941 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6942 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6943 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6944 (REG_OK_FOR_BASE_P): Select one of the above.
6946 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6948 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6949 (crti.o): Prefix name of object file with $(T).
6952 2001-09-05 David S. Miller <davem@redhat.com>
6954 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6955 * config/sparc/linux64.h: Likewise.
6957 2001-09-05 Andreas Jaeger <aj@suse.de>
6959 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6960 available anymore, remove the documentation.
6961 (i386 Options): Fix typo, cleanup index entries.
6963 * prefix.c (concat): Remove, we can use the version from liberty.
6965 2001-09-05 Richard Henderson <rth@redhat.com>
6967 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6968 New functions split out of md file expanders.
6969 * config/alpha/alpha-protos.h: Declare them.
6970 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6972 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6974 * cppmacro.c (funlike_invocation_p): No need to restore context.
6976 2001-09-04 Richard Henderson <rth@redhat.com>
6978 * reload.c (push_reload): Export.
6979 * reload.h (push_reload): Declare it.
6981 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6982 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6983 * config/alpha/alpha.c (alpha_legitimize_address): New.
6984 (alpha_legitimize_reload_address): Likewise.
6985 * config/alpha/alpha-protos.h: Declare them.
6987 2001-09-04 Stan Shebs <shebs@apple.com>
6989 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6990 * config/darwin.c (machopic_stub_name): Account for internally
6991 generated lib calls such as memcpy.
6993 2001-09-04 Richard Henderson <rth@redhat.com>
6995 * unwind.h (_UA_END_OF_STACK): New flag.
6996 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6998 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7000 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7002 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7004 * config/mips/mips.c (save_restore_insns): Change base_offset to
7005 fp_offset in second call to mips_emit_frame_related_store.
7007 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7009 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7010 sometimes be represented as a NOTE of type
7011 NOTE_INSN_DELETED_LABEL.
7012 (Insns): Document NOTE_INSN_DELETED_LABEL.
7014 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7016 * c-common.h (tree_dump_index): Add more comments.
7017 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7018 (dump_option_value_info): New struct.
7019 (dump_options): New array.
7020 (dump_switch_p): Parse switch options symbolically.
7021 * doc/invoke.texi (-fdump-ast): Rename to ...
7022 (-fdump-tree): ... here. Document that options are symbolic, and
7023 not all are applicable.
7025 2001-09-04 David S. Miller <davem@redhat.com>
7027 * config/sparc/sparc.md (define_splits): Kill constraints.
7029 Cleanup redundant and unused insn attributes.
7030 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7031 binary, and move. Mark ialu as default.
7032 (commented out define_function_unit "alu"): Kill.
7033 (define_attr "use_clobbered"): Kill.
7034 (whole file): Kill address insn type references. Replace
7035 all unary/binary/move references with ialu.
7036 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7037 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7040 Simplify length insn attribute and make more judicious use
7041 of insn attribute defaulting.
7042 * config/sparc/sparc.md (all insns with length > one): Mark as
7043 insn type multi if real instructions, else use default if
7044 it is a forced splitter.
7045 (all insns with length == one): Use default insn length.
7046 (all insns of type ialu): Use default insn type.
7048 Fix erroneous insn attribute settings.
7049 (addx): Set insn type to misc.
7050 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7051 const_umulsidi3_sp64): Set insn type to imul.
7053 Track SFmode vs DFmode insns according to UltraSPARC
7055 * config/sparc/sparc.md ("fptype"): New attribute, default
7057 (all DFmode single insns): Mark as fptype "double".
7059 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7061 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7063 2001-09-03 Richard Henderson <rth@redhat.com>
7065 * function.h (struct function): Add arg_pointer_save_area_init.
7066 * function.c (expand_function_end): Init arg_pointer_save_area.
7067 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7068 when called from a nested function.
7070 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7072 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7075 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7077 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7079 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7081 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7082 (emit_push_insn): Use specified padding direction when
7083 STACK_PUSH_CODE is POST_INC.
7085 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7087 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7091 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7093 * cppinit.c (cpp_start_read): Free the imacros list as we
7094 traverse it. Don't free the chains before returning.
7095 (_cpp_push_next_buffer): Only try pushing buffers if we've
7096 completed -imacros handling.
7098 2001-08-31 Eric Christopher <echristo@redhat.com>
7100 * gcc.c (handle_braces): Add explaination for abort.
7102 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7104 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7105 move adjustment of bitpos instead.
7107 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7109 * function.c: Remove all_functions. Make outer_function_chain
7111 (init_function_start): Don't add new function structure to
7113 (find_function_data, push_function_context_to,
7114 pop_function_context_from, put_var_into_stack,
7115 trampoline_address): Update for changed structure element names.
7116 (push_function_context_to): Disentangle.
7117 (free_after_compilation): Also free F.
7118 (expand_dummy_function_end): Don't free cfun here.
7119 (put_var_into_stack): Comment why we can't use find_function_data here.
7120 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7121 (mark_function_chain): Split into maybe_mark_struct_function and
7122 ggc_mark_struct_function. Export the latter.
7123 (init_function_once): Mark from cfun and outer_function_chain;
7126 * function.h (struct function): Kill next_global. Rename next
7127 to outer. All users updated to match.
7128 (all_functions, outer_function_chain): Don't declare.
7130 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7131 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7132 don't touch f->inlinable, after calling rest_of_compilation.
7134 * tree.h: Forward-declare struct function. Prototype
7135 ggc_mark_struct_function.
7137 2001-08-31 Kazu Hirata <kazu@hxi.com>
7139 * config/h8300/h8300.md (*andorhi3): Fix typos.
7141 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7143 * calls.c (emit_library_call_value): Don't use a fixed
7144 argument after VA_CLOSE, i.e. out of scope in traditional C.
7146 * emit-rtl.c (gen_rtvec): Likewise.
7148 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7150 * Makefile.in (c-pragma.o): Depend on output.h.
7151 (reorg.o): Depend on except.h.
7153 * c-pragma.c: Include output.h.
7155 * reorg.c: Include except.h.
7157 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7159 2001-08-31 Richard Henderson <rth@redhat.com>
7161 * sched-deps.c (add_dependence): Don't elide dependency if the
7162 conditional used by insn is modified in elem.
7164 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7166 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7168 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7170 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7173 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7175 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7177 (stormy16_asm_out_constructor): New function.
7178 (TARGET_ASM_CONSTRUCTOR): Define.
7179 (TARGET_ASM_DESTRUCTOR): Define.
7181 2001-08-31 Andreas Jaeger <aj@suse.de>
7183 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7184 * loop.c (add_label_notes): Likewise.
7185 * reload.c (find_reloads): Likewise.
7186 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7188 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7190 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7191 code here. Take _Unwind_{W,Sw}ord*.
7192 (read_encoded_value_with_base): Use them.
7193 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7195 (extract_cie_info): Simplify read_?leb128 handling.
7196 (execute_stack_op, execute_cfa_program): Likewise.
7197 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7199 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7201 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7202 the frame pointer to pop the stack if convenient.
7204 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7205 Don't use post-increment before combine.
7206 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7207 a call-saved register.
7209 2001-08-31 Andreas Jaeger <aj@suse.de>
7211 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7214 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7216 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7217 not DIV/MOD, of course.
7219 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7221 * rtl.def: Undo my patch commited 2001-08-27.
7223 * genattrtab.c: Ditto.
7227 * sched-int.h: Ditto.
7229 * target-def.h: Ditto.
7233 * haifa-sched.c: Ditto.
7235 * sched-rgn.c: Ditto.
7237 * sched-vis.c: Ditto.
7239 * Makefile.in: Ditto.
7241 * doc/md.texi: Ditto.
7243 * doc/tm.texi: Ditto.
7245 * doc/contrib.texi: Ditto.
7247 * doc/gcc.texi: Ditto.
7249 * genattrtab.h: Remove it.
7251 * genautomata.c: Remove it.
7253 * genattr.c: Undo my patch and Richard Henderson's patch commited
7256 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7258 * config.gcc (h8300-*-elf*): New case.
7259 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7260 (SUBTARGET_CPP_SPEC): Define.
7261 (EXTRA_SPECS): Define.
7262 (SUBTARGET_EXTRA_SPECS): Define.
7263 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7264 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7266 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7268 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7269 (LIB2FUNCS_EXTRA): Define.
7270 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7271 config/h8300/fixunssfsi.c: New file.
7273 2001-08-30 Kazu Hirata <kazu@hxi.com>
7275 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7276 define_expand to accommodate target-specific attributes.
7277 (anonymous zero_extendqihi2 patterns): New.
7279 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7281 * h8300.md (*andorhi3): New pattern.
7283 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7285 * h8300.c (dosize): Fix test for "sub".
7287 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7289 * c-typeck.c (pointer_diff): Try to eliminate common term before
7292 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7294 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7295 Account for the saves of the FP registers.
7297 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7298 (TEXT_SECTION_ASM_OP): Define.
7299 (INIT_SECTION_ASM_OP): Define.
7300 (FINI_SECTION_ASM_OP): Define.
7301 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7302 (RDATA_SECTION_FUNCITON): Provide prototype.
7304 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7306 * reload1.c (move2add_note_store): Correct typo checking for
7309 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7311 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7312 note should not be considered outside the libcall block.
7314 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7316 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7318 2001-08-29 Kazu Hirata <kazu@hxi.com>
7320 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7322 2001-08-29 Kazu Hirata <kazu@hxi.com>
7324 * config/h8300/h8300-protos.h: Add a prototype for
7326 * config/h8300/h8300.c (emit_logical_op): New.
7327 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7334 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7336 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7337 comparison with rtx INTVAL.
7338 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7340 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7342 2001-08-29 Kazu Hirata <kazu@hxi.com>
7344 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7347 2001-08-29 Kazu Hirata <kazu@hxi.com>
7349 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7350 (reg n) to (mem (pre_dec (reg n))
7351 (anonymous movsi pattern): Likewise.
7353 2001-08-29 Kazu Hirata <kazu@hxi.com>
7355 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7357 2001-08-29 Kazu Hirata <kazu@hxi.com>
7359 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7360 several special constants.
7362 2001-08-29 Kazu Hirata <kazu@hxi.com>
7364 * config/h8300/lib1funcs.asm: Fix comment typos.
7366 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7369 Fix format specifier warnings.
7371 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7372 inet_makeaddr, semctl): Prototype.
7374 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7375 (save_restore_insns): Use base_offset, not gp_offset.
7377 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7378 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7380 2001-08-29 Richard Henderson <rth@redhat.com>
7382 * bb-reorder.c (function_tail_eff_head): New.
7383 (record_effective_endpoints): Set it.
7384 (fixup_reorder_chain): Use it.
7386 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7388 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7390 2001-08-28 Dale Johannesen <dalej@apple.com>
7392 * config/darwin.c (machopic_function_base_name): Add const
7393 qualifier to a string.
7394 (darwin_encode_section_info): Ditto.
7396 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7398 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7399 function definition.
7401 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7403 * df.h (struct df): Add rts_order variable.
7405 * df.c (df_visit_next_rts): New function.
7406 (df_visit_next): Renamed to df_visit_next_rc
7407 (df_analyse_1): Allocate/compute/free rts_order as well.
7408 (df_rd_global_compute): Use df_visit_next_rc instead of
7410 (df_ru_global_compute): Use df_visit_next_rts instead of
7413 * flow.c (flow_reverse_top_sort_order_compute): New function.
7415 * basic-block.h: Add prototype.
7417 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7419 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7420 blocks, the BB_REACHABLE is now set, rather than aux being
7421 non-NULL. Update the test to reflect this.
7423 2001-08-28 Eric Christopher <echristo@redhat.com>
7425 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7426 config/mips/crti.asm: Ditto.
7428 2001-08-28 Eric Christopher <echristo@redhat.com>
7429 Richard Henderson <rth@redhat.com>
7431 * c-pragma.h (add_weak): Move prototype from here...
7432 * output.h (add_weak): ... to here.
7433 * varasm.c (add_weak): Fix typo.
7434 * config/mips/crti.asm: New file.
7435 * config/mips/crtn.asm: Ditto.
7436 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7437 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7438 (INVOKE__main): Ditto.
7439 (INIT_SECTION_ASM_OP): New.
7440 (FINI_SECTION_ASM_OP): Ditto.
7441 (STARTFILE_SPEC): Add crti.
7442 (ENDFILE_SPEC): Add crtn.
7443 * config/mips/elf64.h: Same.
7444 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7446 * config/mips/vxworks.h: Ditto.
7447 * config/mips/t-elf: Support crti and crtn.
7449 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7451 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7454 2001-08-28 Richard Henderson <rth@redhat.com>
7456 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7457 (one_cmplbi2 splitter): Remove redundant test.
7459 2001-08-28 Dale Johannesen <dalej@apple.com>
7461 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7463 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7465 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7467 2001-08-28 Stan Shebs <shebs@apple.com>
7469 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7470 (UNALIGNED_SHORT_ASM_OP): Define.
7471 (UNALIGNED_INT_ASM_OP): Define.
7473 2001-08-28 Will Cohen <wcohen@redhat.com>
7475 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7476 generation for first set.
7478 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7480 * flow.c (redirect_edge_succ_nodup): Return new edge.
7481 (try_simplify_condjump): Use new edge.
7482 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7484 * cse.c (cse_basic_block): Skip note instructions.
7486 2001-08-27 Richard Henderson <rth@redhat.com>
7488 * combine.c (combine_simplify_rtx): Don't reverse condition
7489 if there is no reverse for the condition.
7490 (simplify_comparison): Don't simplify subregs from INT to FP.
7492 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7493 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7494 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7495 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7496 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7497 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7499 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7501 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7502 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7504 (adddi_dilshr32, adddi_dishl32): Only data register can be
7505 source for mem destination.
7507 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7508 and use bitnum to decide about register move.
7510 2001-08-27 Richard Henderson <rth@redhat.com>
7512 * genattr.c (main): Emit state_t even when not doing scheduling.
7514 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7515 Richard Henderson <rth@redhat.com>
7517 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7518 (reg_avail_info, current_bb): ... these.
7519 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7520 (compute_hash_table): Likewise.
7522 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7524 * flow.c (verify_flow_info): Use checksums to verify edges.
7526 2001-08-27 Richard Henderson <rth@redhat.com>
7528 * genautomata.c (expand_automata): Always create a description.
7530 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7532 * optabs.c (expand_binop): Correctly handle the carry in multiword
7533 add/subtract operations.
7535 2001-08-27 Fred Fish <fnf@be.com>
7537 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7540 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7542 * reload.c (find_reloads_toplev): Back out this change:
7544 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7546 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7547 mem if the address is a mode_dependent_address_p.
7549 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7551 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7552 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7553 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7556 * genattr.c (main): New variable num_insn_reservations. Increase
7557 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7558 pipeline hazard recognizer interface.
7560 * genattrtab.h: New file.
7562 * genattrtab.c: Include genattrtab.h.
7563 (attr_printf, check_attr_test, make_internal_attr,
7564 make_numeric_value): Move protypes into genattrtab.h. Define them
7566 (num_dfa_decls): New global variable.
7567 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7568 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7569 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7570 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7572 * genautomata.c: New file.
7574 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7576 * sched-int.h: (curr_state): Add the external definition for
7577 automaton pipeline interface.
7578 (haifa_insn_data): Add comments for members blockage and units.
7580 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7581 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7582 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7583 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7584 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7585 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7586 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7588 (TARGET_SCHED): Use the new macros.
7590 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7591 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7592 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7593 dfa_bubble): New members in gcc_target.sched.
7595 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7596 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7597 (insn_queue): Redefine it as pointer to array.
7598 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7600 (max_insn_queue_index_macro_value): New variable.
7601 (curr_state, dfa_state_size, ready_try): New varaibles for
7602 automaton interface.
7603 (ready_element, ready_remove, max_issue): New function prototypes
7604 for automaton interface.
7605 (choose_ready): New function prototype.
7606 (insn_unit, blockage_range): Add comments.
7607 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
7608 FUNCTION_UNITS_SIZE == 0.
7609 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
7610 actual_hazard, potential_hazard): Add comments.
7611 (insn_cost): Use cost -1 as undefined value. Remove
7612 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
7614 (ready_element, ready_remove): New functions for automaton
7616 (schedule_insn): Add new code for automaton pipeline interface.
7617 (queue_to_ready): Add new code for automaton pipeline interface.
7618 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
7619 (debug_ready_list): Print newline when the queue is empty.
7620 (max_issue): New function for automaton pipeline interface.
7621 (choose_ready): New function.
7622 (schedule_block): Add new code for automaton pipeline interface.
7623 Print ready list before scheduling each insn.
7624 (sched_init): Add new code for automaton pipeline interface.
7625 Initiate insn cost by -1.
7626 (sched_finish): Free the current automaton state and finalize
7627 automaton pipeline interface.
7629 * sched-rgn.c: Include target.h.
7630 (init_ready_list, new_ready, debug_dependencies): Add new code for
7631 automaton pipeline interface.
7633 * sched-vis.c: Include target.h.
7634 (get_visual_tbl_length): Add code for automaton interface.
7635 (target_units, print_block_visualization): Add comments.
7637 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
7638 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
7639 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
7640 (getruntime.o, genautomata.o): New entries.
7641 (genattrtab.o): Add new dependency file genattrtab.h.
7642 (genattrtab): Add new dependencies. Link it with `libm.a'.
7643 (getruntime.o, hashtab.o): New entries for canadian cross.
7645 * doc/md.texi: Description of automaton based model.
7647 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
7649 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7650 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7651 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7652 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7653 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7654 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7655 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
7657 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
7658 MAX_DFA_ISSUE_RATE): New macro descriptions.
7660 * doc/contrib.texi: Add dfa based scheduler contribution.
7662 * doc/gcc.texi: Add more information about genattrtab.
7664 2001-08-27 Diego Novillo <dnovillo@redhat.com>
7666 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
7669 2001-08-27 Richard Henderson <rth@redhat.com>
7671 * function.c (expand_function_end): Don't init arg_pointer_save_area.
7672 (get_arg_pointer_save_area): New. Create an init it here.
7673 (fix_lexical_addr): Use it.
7674 * function.h: Declare it.
7675 * builtins.c (expand_builtin_setjmp_receiver): Use it.
7676 * stmt.c (expand_nl_goto_receiver): Use it.
7678 2001-08-27 Richard Henderson <rth@redhat.com>
7680 * final.c (final_scan_insn): Don't enter APP_ON mode for
7683 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
7684 alignment for assemble_integer for DW_EH_PE_aligned.
7685 * except.c (output_function_exception_table): Likewise.
7687 2001-08-26 Andreas Jaeger <aj@suse.de>
7689 * c-tree.h: Add prototyp for c_sizeof_nowarn.
7691 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
7693 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
7695 2001-08-27 Alan Modra <amodra@bigpond.net.au>
7697 * config/rs6000/rs6000.c (mask_operand): Rewrite without
7699 (mask64_operand): Likewise.
7700 (rldic_operand): Delete.
7701 (includes_lshift64_p): Delete.
7702 (includes_rldic_lshift_p): New function.
7703 (includes_rldicr_lshift_p): New function.
7704 (print_operand): Don't call rldic_operand in case 'W'.
7705 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
7706 (includes_lshift64_p): Remove.
7707 (includes_rldic_lshift_p): Declare.
7708 (includes_rldicr_lshift_p): Declare.
7709 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
7710 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
7711 Replace match_operand rldic_operand predicate with
7712 const_int_operand. Replace includes_lshift64_p condition with
7713 includes_rldic_lshift_p.
7714 <ashldi3_internal 64 bit rldicr patterns>: New.
7716 2001-08-27 Andreas Jaeger <aj@suse.de>
7718 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7719 * errors.c: Likewise.
7720 * final.c: Likewise.
7721 * dwarf2asm.c: Likewise.
7722 * doprint.c (checkit): Likewise.
7723 * diagnostic.c: Likewise.
7724 * collect2.c: Likewise.
7725 * calls.c: Likewise.
7726 * c-semantics.c (build_stmt): Likewise.
7727 * c-format.c (status_warning): Likewise.
7728 * c-errors.c (pedwarn_c99): Likewise.
7729 * builtins.c (validate_arglist): Likewise.
7730 * config/pj/pj.c (pj_printf): Likewise.
7731 * fix-header.c: Likewise.
7733 * gcov.c (fnotice): Likewise.
7734 * gensupport.c (message_with_line): Likewise.
7735 * mips-tfile.c: Likewise.
7736 * protoize.c (notice): Likewise.
7737 * read-rtl.c (fatal_with_file_and_line): Likewise.
7738 * rtl-error.c: Likewise.
7739 * tradcpp.c: Likewise.
7741 * cp/tree.c (build_min_nt): Likewise.
7742 (build_min): Likewise.
7743 * cp/lex.c: Likewise.
7744 * cp/errfn.c: Likewise.
7745 * cp/rtti.c (create_pseudo_type_info): Likewise.
7747 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
7749 * df.c (df_uses_record): Return after recording all uses
7752 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
7754 * df.c (df_insn_modify): Realloc the INSN table here, if
7755 necessary, here, too.
7757 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
7759 * config/mips/mips.c (mips_function_value): Handle complex return
7762 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
7764 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
7766 * reload.c (make_memloc): Copy result if it is still
7767 reg_equiv_memory_loc[regno] on return.
7768 (subst_reloads) [ENABLE_CHECKING]: Check that none of
7769 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
7770 reg_equiv_mem are modified by the substitutions.
7772 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7774 * predict.c (expensive_function_p): New.
7775 * rtl.h (expensive_function_p): Declare.
7776 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7777 (use_fast_prologue_epilogue): New static variable.
7778 (expand_prologue): Set it; emit short prologues if unset.
7779 (expand_epilogue): Likewise.
7781 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7783 * config.gcc: Add stormy16-*-elf case.
7784 * config/stormy16/stormy-abi: New file.
7785 * config/stormy16/stormy16-lib2.c: New file.
7786 * config/stormy16/stormy16-protos.h: New file.
7787 * config/stormy16/stormy16.c: New file.
7788 * config/stormy16/stormy16.h: New file.
7789 * config/stormy16/stormy16.md: New file.
7790 * config/stormy16/t-stormy16: New file.
7792 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7794 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7796 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7798 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7799 descriptor members are pointer size, not constant 4.
7800 * config/rs6000/rs6000.md (define_splits): Remove more unused
7803 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7805 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7807 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7809 * cp/rtti.c (VPARAMS): Fix parameter.
7811 2001-08-24 Zack Weinberg <zackw@panix.com>
7813 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7815 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7817 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7818 in if controlling use of insv.
7819 (extract_bit_field): Likewise, for extv and extzv.
7821 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7823 * i386.md (movcc peep2): Fix load of 0.
7825 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7827 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7828 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7830 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7832 * c-pragma.h: Move weak_syms and weak_decls...
7833 * varasm.c: ...here. Now static.
7834 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7835 depend on HANDLE_PRAGMA_WEAK.
7837 * c-common.c (c_alignof, c_alignof_expr): Move here...
7838 * c-typeck.c: ...from here.
7839 * c-tree.h, c-common.h: Adjust.
7841 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7843 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7844 instead of incrementing it.
7846 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7847 asm ready, don't try to move them all into the same array element.
7849 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7851 * function.c (thread_prologue_and_epilogue_insns): Avoid
7852 fallthru flag on edge to exit.
7854 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7856 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7859 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7861 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7862 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7863 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7866 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7868 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7869 replace "GNU CC" with "GCC".
7871 2001-08-23 Richard Henderson <rth@redhat.com>
7873 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7874 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7875 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7876 Need GR between FR and not GR_AND_FR.
7877 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7878 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7879 AR regs before GR regs.
7880 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7881 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7882 (REGISTER_MOVE_COST): Update.
7883 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7885 2001-08-23 Richard Henderson <rth@redhat.com>
7887 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7890 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7892 * reload1.c (emit_reload_insns): Don't look for notes
7893 on a NULL store_insn.
7895 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7898 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7899 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7900 format specifier warnings.
7901 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7903 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7905 * config/i386/i386-protos.h: Correct declaration of
7906 i386_pe_asm_named_section.
7908 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7910 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7912 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7914 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7916 * cpperror.c (print_location): Don't show _Pragma.
7917 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7918 and file change callback generation here.
7919 (stack_include_file): Update use of cpp_push_buffer.
7920 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7921 (struct cpp_buffer): Remove type, pfile members.
7922 * cppinit.c (cpp_handle_option): Use free_chain.
7923 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7924 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7925 a cpp_reader rather than a cpp_buffer.
7926 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7927 skip_line_comment, parse_string, lex_percent, lex_dot,
7928 _cpp_lex_token): Update accordingly.
7929 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7931 (cpp_push_buffer): Update prototype.
7932 (run_directive): Update use of cpp_push_buffer.
7933 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7934 handle_assertion): Update use of run_directive.
7935 * cpplib.h (enum cpp_buffer_type): Remove.
7936 (cpp_push_buffer): Update prototype.
7937 * fix-header.c (read_scan_file): Update.
7939 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7941 * gcc.c (struct prefix_list): Change prefix to const char *.
7943 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7945 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7947 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7949 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7952 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7955 * ifcvt.c (dead_or_predicable): Adjust.
7956 * loop.c (find_and_verify_loops): Adjust.
7957 * stmt.c (expand_end_case): Adjust.
7958 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7959 head and end insn pointers in the basic block, not just local copies.
7960 (merge_blocks_move_predecessor_nojumps): Likewise.
7962 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7964 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7965 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7966 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7967 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7968 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7969 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7970 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7971 conditions.h, config.gcc, configure.frag, configure.in,
7972 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7973 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7974 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7975 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7976 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7977 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7978 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7979 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7980 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7981 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7982 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7983 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7984 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7985 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7986 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7987 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7988 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7989 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7990 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7991 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7992 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7993 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7994 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7995 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7996 params.h, predict.c, predict.def, predict.h, prefix.c,
7997 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7998 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7999 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8000 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8001 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8002 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8003 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8004 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8005 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8006 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8007 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8008 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8009 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8010 xcoffout.h: replace "GNU CC" with "GCC".
8012 2001-08-21 Richard Henderson <rth@redhat.com>
8014 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8015 (final_scan_insn): Consider jump tables data even if we have no
8016 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8018 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8019 (ASM_OUTPUT_CASE_END): Remove.
8020 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8021 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8022 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8024 2001-08-21 Richard Henderson <rth@redhat.com>
8026 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8027 at barrier insns. Emit stop bits before barriers.
8029 * flow.c (flow_find_cross_jump): Don't consider unconditional
8030 return insns for commoning.
8032 * final.c (compute_alignments): Fix typo.
8034 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8035 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8036 (store_bit_field): Use mode_for_extraction more places.
8037 (extract_bit_field): Likewise.
8039 2001-08-21 Zack Weinberg <zackw@panix.com>
8041 * caller-save.c: Don't include insn-codes.h.
8042 (reg_save_code, reg_restore_code): Make arrays of int.
8043 All uses updated to match.
8044 (insert_save, insert_restore): No need to initialize "code"
8045 variable upon declaration.
8046 * Makefile.in: update dependencies; fix typo in clean rule.
8048 2001-08-21 Richard Henderson <rth@redhat.com>
8050 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8051 (merge_if_block): Handle fallout from same.
8053 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8055 * builtins.c (type_to_class): Fix typo in last change.
8057 2001-08-21 Richard Henderson <rth@redhat.com>
8059 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8060 ia64_asm_output_label.
8062 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8063 copy of gp while the real gp register contains garbage.
8065 2001-08-21 Zack Weinberg <zackw@panix.com>
8067 * expmed.c (mode_for_extraction): New function.
8068 (store_bit_field, extract_bit_field): Use it.
8069 * expr.h: Prototype it and provide an enum for its first argument.
8071 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8072 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8073 and digging through the insn_data tables.
8074 * Makefile.in: Update dependencies.
8076 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8078 * cppfiles.c (stack_include_file): line-map.c now handles include
8080 (handle_missing_handler): Similarly.
8081 (_cpp_execute_include): Similarly.
8082 (_cpp_pop_file_buffer): Similarly.
8083 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8084 buffer_stack_depth and include_depth.
8085 * cpplib.c (do_include_common): line-map.c now handles include depth.
8086 (cpp_push_buffer): Similarly.
8087 (_cpp_pop_buffer): Similarly.
8088 * cppmacro.c (builtin_macro): Update.
8089 * line-map.c (init_line_maps): Set depth.
8090 (add_line_map): Increment "used" earlier. Update and use the
8092 (trace_include): Use the include depth.
8093 * line-map.h (struct line_maps): New member depth.
8095 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8097 * cppfiles.c (stack_include_file): Don't handle -H here.
8098 * cppinit.c (cpp_start_read): Set include tracing after
8099 cpp_post_options and after stacking the main file.
8100 * line-map.c (trace_include): New.
8101 (init_line_maps, add_line_map): Update.
8102 * line-map.h (struct line_maps): New member trace_includes.
8104 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8106 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8107 * cppfiles.c (stack_include_file): Only stack a file if there
8108 is something to do. Return a boolean indicating whether a
8109 buffer was stacked or not.
8110 (_cpp_execute_include): Similarly.
8111 (_cpp_read_file): Similarly.
8112 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8114 2001-08-21 Sam Steingold <sds@gnu.org>
8116 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8117 (RECACHE): keep obufp_before_macroname up to date
8119 2001-08-21 Zack Weinberg <zackw@panix.com>
8121 * stmt.c: Don't include insn-codes.h.
8122 (expand_end_case): Machine specific logic moved to expr.c.
8123 No need to worry about __builtin_classify_type.
8124 (check_for_full_enumeration_handling, emit_case_nodes):
8127 * builtins.o (expand_builtin_classify_type): Split up so code
8128 can be shared with fold_builtin_classify_type.
8129 (type_to_class, fold_builtin_classify_type): New functions.
8130 (fold_builtins): Handle __builtin_classify_type.
8132 * expr.c (do_tablejump): Now static.
8133 (case_values_threshold, try_casesi, try_tablejump): New;
8134 code mostly from stmt.c (expand_end_case).
8135 (expr.h): Update prototypes.
8137 * Makefile.in (stmt.o): Update dependencies.
8139 2001-08-21 Will Cohen <wcohen@redhat.com>
8141 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8142 declaration of variable i.
8143 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8144 declaration of variable i.
8146 2001-08-21 Richard Henderson <rth@redhat.com>
8148 * crtstuff.c: Fix thinko last change. Move list tails to start
8149 of CRT_END section. Tidy ifdefs.
8150 (__EH_FRAME_BEGIN__): Always static for ELF.
8151 (__do_global_ctors_1): Rename from __frame_dummy.
8152 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8153 name change; don't hide __EH_FRAME_BEGIN__.
8155 2001-08-21 Richard Henderson <rth@redhat.com>
8157 * gdbinit.in: Move break on exit after break on fancy_abort.
8159 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8162 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8164 * cpphash.h (_cpp_push_next_buffer): New.
8165 * cppinit.c (do_includes): Remove.
8166 (push_include, free_chain, _cpp_push_next_buffer): New.
8167 (cpp_start_read): Use them to rework command line option handling.
8168 (cpp_handle_option): Combine handling of -include and -imacros.
8169 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8170 appropriate. Always insert missing \n at EOF.
8171 * cpplib.c (start_directive): Get the directive position right.
8172 * cppmain.c (cb_file_change): Always print the first line, unless
8175 2001-08-20 Andreas Jaeger <aj@suse.de>
8177 * profile.c (compute_branch_probabilities): Remove extra new-line
8179 * flow.c (verify_flow_info): Likewise.
8181 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8183 * basic-block.h (basic_block): Add new field 'flags'.
8184 (BB_REACHABLE): Define.
8185 (expunge_block): Declare.
8186 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8187 (EXIT_BLOCK_PTR): Ditto.
8188 (expunge_block): Remove static declaration.
8189 (cleanup_cfg): Clear bb->aux on every basic block.
8190 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8191 computing reachability.
8192 (delete_unreachable_blocks): Delete block b if b->flags has
8195 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8197 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8199 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8201 * sparc.c (sparc_variable_issue): Fix typo in last change.
8203 2001-08-20 Richard Henderson <rth@redhat.com>
8205 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8207 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8209 * pa.h (RETURN_IN_MEMORY): Improve comment.
8211 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8213 * doc/invoke.texi (Profiling options): Clarify the interactions
8214 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8216 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8218 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8221 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8223 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8226 2001-08-20 Richard Henderson <rth@redhat.com>
8228 * final.c (end_final): Fix typo last change.
8230 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8232 * cppinit.c (init_standard_includes): The returned buffer
8233 is already malloc-ed.
8234 * gcc.c (add_prefix): Similarly.
8235 * prefix.c (translate_name): Update to support clear buffer
8237 (update_path): Similarly. Be sure to free any newly allocated
8238 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8240 * prefix.h (update_path): Update prototype and document.
8241 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8242 up and update to new buffer ownership rules.
8243 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8245 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8247 * final.c (compute_alignments): New function.
8248 (init_insn_lengths): Do not care label_align.
8249 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8250 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8251 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8252 (shorted_branches): Realloc label_align array; do
8253 not call init_insn_lengths; Do not care about loop alignments.
8254 * output.h (compute_alignments): Declare.
8255 * toplev.c (rest_of_compilation): Call compute_alignments.
8256 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8258 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8259 change visited to tovisit.
8260 (propagate_freq): Use faster traversing algorithm.
8261 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8262 to tovisit; reverse meaning.
8264 * predict.c (struct block_info_def): Remove nvisited.
8265 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8266 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8268 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8270 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8271 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8272 (TARGET_FUSED_MADD): New.
8273 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8274 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8275 the multiply-add instructions.
8277 2001-08-19 Richard Henderson <rth@redhat.com>
8279 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8280 is aligned to pointer size.
8282 2001-08-19 Richard Henderson <rth@redhat.com>
8284 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8285 display markers during final schedule.
8287 2001-08-19 Richard Henderson <rth@redhat.com>
8289 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8291 2001-08-19 Richard Henderson <rth@redhat.com>
8293 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8295 (ASM_NAME_TO_STRING): Remove.
8296 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8297 in the same string. Remove support for expressions.
8299 2001-08-19 Richard Henderson <rth@redhat.com>
8301 * config/i386/i386.md (tablejump): Make an expander; handle
8302 pic relative addressing here.
8303 (tablejump_1): Rename from tablejump_pic.
8306 2001-08-19 Richard Henderson <rth@redhat.com>
8308 * regclass.c (fix_register): Fix typo.
8310 2001-08-18 Richard Henderson <rth@redhat.com>
8312 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8313 (struct _Unwind_Context): Expand br_loc to hold it.
8314 (uw_frame_state_for): Handle leaf functions better.
8315 (uw_update_reg_address): Update for br_loc change.
8317 2001-08-18 Richard Henderson <rth@redhat.com>
8319 * crtstuff.c: Move list heads before code that uses them.
8320 (__JCR_LIST__): Remove initial null.
8321 (frame_dummy, __frame_dummy): Do java registration here ...
8322 (__do_global_ctors_aux): ... not here.
8324 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8325 (__do_global_dtors_aux): Update to match.
8326 (__JCR_LIST__, __do_jv_register_classes): New.
8328 * config/ia64/crtend.asm (__JCR_END__): New.
8329 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8330 instead of an indirect LTOFF22 reloc.
8332 2001-08-18 Richard Henderson <rth@redhat.com>
8334 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8335 * regclass.c (init_reg_sets_1): Fix typo.
8336 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8337 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8338 (ia64_compute_frame_size): Make ar.unat live when in use.
8339 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8340 for ar.pfs; remove ar.unat handling.
8341 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8343 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8344 * config/ia64/ia64-protos.h: Update decls.
8345 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8346 (sibcall_pic): Likewise.
8348 2001-08-18 Richard Henderson <rth@redhat.com>
8350 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8351 pred_rel_mutex when searching for insn_group_barrier.
8352 * config/ia64/ia64.md (cycle_display): Combine the expander
8355 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8356 bit before asm as needed.
8358 2001-08-18 Richard Henderson <rth@redhat.com>
8360 * timevar.def (TV_MACH_DEP): New.
8361 * toplev.c (rest_of_compilation): Use it.
8362 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8364 2001-08-18 Zack Weinberg <zackw@panix.com>
8366 * unwind-dw2.c (execute_stack_op): Add default aborts to
8367 the inner switches to prevent warnings.
8369 2001-08-18 Richard Henderson <rth@redhat.com>
8371 * timevar.h (struct timevar_time_def): Change element type to float.
8372 (ticks_to_msec, clocks_to_msec): Likewise.
8373 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8374 (get_time): Likewise.
8375 (timevar_print): Adjust zero check and printing to match.
8377 2001-08-18 Zack Weinberg <zackw@panix.com>
8379 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8380 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8381 Eliminate overfull or underfull hboxes.
8383 2001-08-18 Zack Weinberg <zackw@panix.com>
8385 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8387 2001-08-18 Zack Weinberg <zackw@panix.com>
8389 * haifa-sched.c: Convert to target hooks. Macros replaced
8390 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8391 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8392 MD_SCHED_FINISH, and HAVE_cycle_display.
8393 * target-def.h (TARGET_SCHED_ADJUST_COST,
8394 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8395 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8396 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8397 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8398 New hook #defines to be overridden.
8399 (TARGET_SCHED): Bring them all together.
8400 (TARGET_INITIALIZER): Update.
8401 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8402 instead of 'struct rtx_def *' throughout.
8403 (struct sched): New set of hooks for the scheduler.
8404 * Makefile.in (haifa-sched.o): Depend on target.h.
8405 * doc/tm.texi: Document the new scheduler hooks, together in
8406 their own section, instead of scattered around.
8407 Fix a bunch of underfull/overfull hboxes.
8409 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8410 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8411 sparc.h: Don't define any of the old scheduler macros.
8413 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8414 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8415 sparc.c: Create hook functions from code extracted from
8416 corresponding target header, or make existing hooks static, as
8417 appropriate. Set the appropriate entries in targetm.
8419 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8420 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8421 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8422 Remove prototypes for functions which are now static.
8424 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8425 related gunk; the Haifa scheduler is now the only choice.
8427 2001-08-18 Zack Weinberg <zackw@panix.com>
8429 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8430 * genopinit.c: Put floating point divide insns in sdiv_optab.
8431 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8432 * config/gofast.h, config/c4x/c4x.h,
8433 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8434 config/pa/long_double.h, config/rs6000/sysv4.h,
8435 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8436 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8437 (init_optabs): Use init_optabv for overflow-trapping optabs.
8438 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8439 cmp_optab RTX codes so have_insn_for can find them.
8441 * optabs.c (expand_simple_binop, expand_simple_unop,
8442 have_insn_for, gen_sub3_insn): New interfaces.
8443 * expr.h: Prototype new functions.
8444 (enum optab_methods): Move here from optabs.h.
8446 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8447 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8448 Use new functions instead of working directly with optabs.
8449 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8450 unroll.c: Don't include optabs.h.
8451 * caller-save.c, combine.c, function.c, stmt.c: Just include
8452 insn-codes.h, not optabs.h.
8453 * Makefile.in: Update dependencies.
8455 * combine.c (make_compound_operation, simplify_comparison):
8456 Fix typos testing for this or that instruction.
8458 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8460 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8461 generating libgcc.a.
8463 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8465 * except.c (TYPE_HASH): Delete.
8467 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8470 * tree.c (TYPE_HASH): Delete.
8472 * tree.h (TYPE_HASH): Define.
8474 2001-08-18 Graham Stott <grahams@redhat.com>
8476 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8478 (adddi3_internal_2+2): Likewise.
8479 (eh_set_lr_di+1): Likewise.
8481 2001-08-17 Richard Henderson <rth@redhat.com>
8483 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8484 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8485 * dwarf2asm.c: ... here.
8486 * dwarfout.c: Remove them.
8488 * varasm.c (assemble_integer): Add align parameter.
8489 (assemble_real, output_constant, output_constructor): Likewise.
8490 * output.h: Update decls.
8491 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8492 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8493 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8494 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8495 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8498 * final.c (end_final): Abort profile block generation if we
8499 havn't layed it out properly.
8500 * output.h (assemble_eh_integer): Remove stale decl.
8501 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8503 (assemble_integer): Handle unaligned data.
8504 (assemble_real): Abort on unaligned data.
8505 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8507 (default_dtor_section_asm_out_destructor): Use assemble_align.
8508 (default_named_section_asm_out_constructor): Likewise.
8509 (default_ctor_section_asm_out_constructor): Likewise.
8510 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8511 (machopic_asm_out_destructor): Likewise.
8512 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8513 (nextstep_asm_out_destructor): Likewise.
8514 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8515 (vms_asm_out_destructor): Likewise.
8517 2001-08-17 Richard Henderson <rth@redhat.com>
8519 * config/mips/iris6.h (TARGET_IRIX6): New.
8520 (current_section_name, current_section_flags): New.
8521 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8522 (MAX_OFILE_ALIGNMENT): New.
8523 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8524 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8525 (copy_file_data): Split out from
8526 (mips_asm_file_end): ... here.
8527 (mips_asm_file_start): Remove extra .section directive. Use
8528 tmpfile instead of mips_make_temp_file.
8529 (mips_unique_section): Use const char * as needed for warnings.
8530 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8531 re-add align parameter.
8532 (iris6_asm_named_section): New.
8533 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8534 (iris6_asm_output_align, iris6_section_align_1): New.
8535 (iris6_asm_file_start, iris6_asm_file_end): New.
8536 * config/mips/mips-protos.h: Update decls.
8538 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8540 * doc/install.texi (Install GCC): Add links to build status pages.
8542 (Final install): Ditto; request updates for specific info
8544 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8546 * cpperror.c (print_location): Don't take a file name; use the
8548 (_cpp_begin_message): Similarly.
8549 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8550 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8551 (cpp_pedwarn_with_file_and_line): Remove.
8552 * cppfiles.c (stack_include_file): Update; set filename to stdin
8553 here when appropriate.
8554 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8555 (_cpp_begin_message): Don't take a file name.
8556 * cppinit.c: Add comment.
8557 * cpplex.c: Fix end-of-directive indicator.
8558 * cpplib.c: Don't include intl.h.
8559 (run_directive, do_diagnostic): Update.
8560 (do_line): Update to not use nominal_fname.
8561 (cpp_push_buffer): Don't take a filename.
8562 * cpplib.h (struct ht): Remove.
8563 (cpp_push_buffer): Don't take a filename.
8564 (cpp_pedwarn_with_file_and_line): Remove.
8565 * cppmacro.c (struct cpp_macro): Remove file.
8566 (builtin_macro): Update.
8567 (_cpp_create_definition): Update.
8568 * cppmain.c: Correct comment.
8569 * fix-header.c (read_scan_file): Update.
8571 2001-08-17 Kazu Hirata <kazu@hxi.com>
8573 * sbitmap.c: Fix comment formatting.
8574 * sched-deps.c: Likewise.
8575 * sibcall.c: Likewise.
8576 * simplify-rtx.c: Likewise.
8578 * ssa-ccp.c: Likewise.
8579 * stor-layout.c: Likewise.
8580 * timevar.c: Likewise.
8581 * toplev.c: Likewise.
8582 * unwind-dw2.c: Likewise.
8583 * unwind-dw2-fde.c: Likewise.
8584 * varasm.c: Likewise.
8586 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8588 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8589 or larger than an integer in memory.
8591 2001-08-17 Zack Weinberg <zackw@panix.com>
8593 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8594 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8595 * rtl.h: Don't forward-declare union tree_node here. Don't
8596 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8597 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8598 and tree respectively.
8599 * tree.h: Don't forward-declare struct rtx_def here. Don't
8600 typedef tree here. Change all uses of struct rtx_def *,
8601 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8602 and tree respectively.
8604 2001-08-17 Richard Henderson <rth@redhat.com>
8606 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
8607 config/mips/openbsd.h: Fix typos last change.
8609 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8611 * doc/invoke.texi (Optimize Options): The default for
8612 -finline-limit is 600.
8614 2001-08-17 Richard Henderson <rth@redhat.com>
8616 * varasm.c (text_section): Allow TEXT_SECTION to override the
8617 printing of TEXT_SECTION_ASM_OP.
8618 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
8619 (DATA_SECTION, BSS_SECTION): Remove.
8620 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
8621 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
8622 Rename from s/_NAME//.
8623 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
8624 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
8625 (TEXT_SECTION): ... here. New.
8626 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
8627 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
8628 * config/mips/openbsd.h: Likewise.
8629 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
8630 (mips_asm_file_end): Likewise test.
8631 (mips_output_function_epilogue): Likewise. Switch back to data
8632 section after emitting the function.
8634 * doc/tm.texi (Sections): Document TEXT_SECTION.
8636 2001-08-17 Richard Henderson <rth@redhat.com>
8638 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
8639 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
8641 2001-08-17 Richard Henderson <rth@redhat.com>
8643 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
8644 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
8645 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
8646 Add aligned attribute.
8648 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
8650 * config/sh/sh.md: Add modes to unspecs in first insn to match
8651 those in the second.
8653 * Makefile.in: Fix collect2 copy for Cygwin.
8655 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8657 Install the proper patch.
8658 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8659 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8660 (expand_function_start): Likewise.
8661 * stmt.c (expand_decl): Likewise.
8662 * varasm.c (make_decl_rtx): Likewise.
8664 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8666 * final.c: Undo my previous accidental checkin.
8667 * output.h: Likewise.
8668 * tm.texi: Likewise.
8670 2001-08-16 Richard Henderson <rth@redhat.com>
8672 * varasm.c (named_section_flags): Remove align parameter.
8673 * varasm.c, dwarf2out.c: Update all callers.
8674 * output.h: Update prototypes.
8676 * target.h (target.asm_out.named_section): Remove align parameter.
8677 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
8678 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
8679 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
8680 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
8681 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
8683 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
8684 (get_named_section_flags, set_named_section_flags): New.
8685 (named_section_flags): Use them.
8686 (named_section): Do decl vs section flags check here...
8687 (default_section_type_flags): ... not here.
8688 (init_varasm_once): Create in_named_htab.
8689 (resolve_unique_section): Mark reloc unused.
8691 2001-08-16 Richard Henderson <rth@redhat.com>
8693 * varasm.c (force_const_mem): Keep pool alignment in bits.
8694 (output_constant_pool): Use assemble_align.
8696 2001-08-16 Zack Weinberg <zackw@panix.com>
8698 * doc/tm.texi: Remove extra @table command.
8700 2001-08-16 Zack Weinberg <zackw@panix.com>
8702 * final.c (shorten_branches): Clear the end of the label_align
8703 array only if we made it larger. Break up messy expressions
8706 * diagnostic.c (internal_error): Check for error recursion
8707 before doing ICE suppression.
8709 * timevar.c: Timing variables now count in milliseconds.
8710 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
8711 (get_time): Not here.
8712 (timevar_print): Don't print any timer whose user, cpu, and
8713 wall times are all zero as displayed.
8714 * timevar.h: Update comment aboout units. Make timevar
8717 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8719 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8720 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8721 (expand_function_start): Likewise.
8722 * stmt.c (expand_decl): Likewise.
8723 * varasm.c (make_decl_rtx): Likewise.
8725 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
8727 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
8728 (finalize_record_size): Don't set TYPE_USER_ALIGN.
8730 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8732 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
8735 2001-08-16 Andreas Jaeger <aj@suse.de>
8737 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
8740 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
8742 * rtl.h (only_sets_cc0_p): New prototype.
8743 * jump.c (sets_cc0_p): Handle INSN.
8744 (only_sets_cc0_p): New function.
8745 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
8746 (tidy_fallthru_edge): Likewise.
8747 * integrate.c (copy_insn_list): Likewise.
8748 * unroll.c (unroll_loop): Likewise.
8749 (copy_loop_body): Likewise.
8751 2001-08-15 Jason Eckhardt <jle@redhat.com>
8753 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
8755 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8757 * predict.c (struct block_info_def): Remove nvisited.
8758 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8759 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8761 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
8762 (ix86_adjust_cost): Teach scheduler that latency to load operand can
8765 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
8767 * predict.def: Update hitrates.
8769 2001-08-15 Richard Henderson <rth@redhat.com>
8771 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
8773 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
8775 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
8776 note from its associated jump.
8778 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8780 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8781 also on 64-bit s390x targets.
8783 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8785 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8787 (arm_expand_prologue): Handled nested functions which take a
8788 variable argument list.
8789 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8790 macro with an invocation of
8791 arm_compute_initial_elimination_offset.
8792 * config/arm/arm-protos.h: Prototype
8793 arm_compute_initial_elimination_offset.
8795 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8797 * doc/install.texi (Specific, avr): Fix markup.
8798 (Specific, c4x): Ditto.
8800 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8802 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8804 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8806 * Makefile.in (OBJS): Add rtl-error.o
8807 (rtl-error.o): New rule.
8808 (diagnostic.o): Adjust dependency.
8809 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8810 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8811 warning_for_asm): Move to...
8812 rtl-error.c: ...here. New file.
8814 2001-08-14 Richard Henderson <rth@redhat.com>
8816 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8817 if USING_SJLJ_EXCEPTIONS.
8819 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8821 * tlink.c (scan_linker_output): Check string for unsatisfied in
8822 addition to undefined and unresolved.
8824 2001-08-14 Graham Stott <grahams@redhat.com>
8826 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8827 EH_FRAME_SECTION_NAME.
8829 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8831 * genattrtab.c (simplify_test_exp_in_temp): New function.
8832 (simplify_test_exp): Avoid explicit use of temporary obstack.
8833 (simplify_cond, insert_right_side, evaluate_eq_attr,
8834 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8835 Use simplify_test_exp_in_temp.
8836 (optimize_attrs): Iterate until expression stabilizes.
8838 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8840 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8841 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8843 2001-08-13 Richard Henderson <rth@redhat.com>
8845 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8846 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8847 * config/arm/conix-elf.h: Likewise.
8849 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8851 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8853 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8855 * gcse.c (hash_scan_set): Expressions that are set as part of
8856 jump instructions are not available.
8858 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8860 * config/s390/s390.c (print_operand, s390_function_prologue,
8861 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8863 2001-08-13 Richard Henderson <rth@redhat.com>
8865 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8866 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8867 * doc/tm.texi (Exception Region Output): Document it.
8869 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8871 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8872 DWARF2 instead of stabs by default.
8874 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8876 * config/rs6000/rs6000.c: Include optabs.h.
8878 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8880 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8881 save/restore routines.
8882 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8884 2001-08-13 Andreas Jaeger <aj@suse.de>
8886 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8887 the english is correct.
8889 2001-08-13 Zack Weinberg <zackw@panix.com>
8891 * expr.h: Split out optab- and libfunc-related code to...
8892 * optabs.h, libfuncs.h: ... these new headers.
8894 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8896 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8898 * mkconfig.sh: Don't include insn-codes.h from config.h.
8900 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8901 enum insn_code is available. Move reload_in_optab and
8902 reload_out_optab array declarations to optabs.h.
8903 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8904 there, prototype in expr.h.
8905 * gencodes.c: Cleanup: zap global variables, don't use
8906 printf where puts will do, don't bother defining MAX_INSN_CODE
8907 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8909 * genemit.c, genopinit.c: Include optabs.h in generated file.
8910 * genoutput.c: Include insn-codes.h in generated file.
8911 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8912 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8913 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8914 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8915 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8916 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8918 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8919 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8920 config/m88k/m88k.c, config/sparc/sparc.c:
8922 * reload.c: Include expr.h and optabs.h before reload.h.
8923 * config/alpha/alpha.c: Include tree.h before reload.h.
8924 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8925 and reload.h in that order.
8926 * config/sparc/sparc.c: Include debug.h.
8927 * recog.c: Include insn-codes.h.
8929 2001-08-13 Andreas Jaeger <aj@suse.de>
8931 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8934 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8936 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8937 * gcc.c (init_spec): Fix typo in comment.
8938 * varasm.c (data_section): Fix typo in comment.
8940 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8942 * predict.c (dump_prediction): New argument "USED".
8943 (combine_predictions_for_insn): Determine the used heuristics,
8944 output the case no heuristic applied.
8945 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8947 2001-08-13 Andreas Jaeger <aj@suse.de>
8949 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8952 2001-08-13 Kazu Hirata <kazu@hxi.com>
8954 * jump.c: Fix formatting.
8956 2001-08-13 Kazu Hirata <kazu@hxi.com>
8958 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8961 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8963 * loop.c (check_dbra_loop): Use condjump_label to compute
8966 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8967 to better document the files they're in.
8969 2001-08-12 Zack Weinberg <zackw@panix.com>
8971 * recog.h (struct insn_operand_data): Shrink 'mode' field
8974 2001-08-12 Kazu Hirata <kazu@hxi.com>
8976 * gcc.c: Fix comment formatting.
8977 * gccspec.c: Likewise.
8980 * genemit.c: Likewise.
8981 * gengenrtl.c: Likewise.
8982 * genrecog.c: Likewise.
8983 * gensupport.c: Likewise.
8984 * ggc-page.c: Likewise.
8985 * global.c: Likewise.
8986 * graph.c: Likewise.
8987 * ifcvt.c: Likewise.
8988 * integrate.c: Likewise.
8990 * libgcc2.c: Likewise.
8992 * mbchar.c: Likewise.
8993 * optabs.c: Likewise.
8994 * predict.c: Likewise.
8995 * prefix.c: Likewise.
8996 * profile.c: Likewise.
8997 * protoize.c: Likewise.
8999 * recog.c: Likewise.
9000 * regclass.c: Likewise.
9001 * regmove.c: Likewise.
9002 * reg-stack.c: Likewise.
9003 * reload1.c: Likewise.
9004 * resource.c: Likewise.
9005 * rtlanal.c: Likewise.
9008 2001-08-12 Kazu Hirata <kazu@hxi.com>
9010 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9011 a tree representing a constant is passed to the macro.
9013 2001-08-12 Richard Henderson <rth@redhat.com>
9015 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9016 (rs6000_elf_asm_out_destructor): New.
9017 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9018 (DTORS_SECTION_ASM_OP): Remove.
9019 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9020 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9022 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9025 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9026 * gcc.c (set_collect_gcc_options): New function, split out from
9028 Ignore elided switches.
9029 (do_spec_1): Invoke before executing command.
9030 (set_input): Export.
9031 Move declaration ...
9032 * gcc.h (set_input): ... here.
9033 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9036 2001-08-12 Richard Henderson <rth@redhat.com>
9038 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9039 thinko wrt TARGET_RELOCATABLE.
9041 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9043 * fix-header.c (cb_file_change): Update prototype.
9045 2001-08-11 Zack Weinberg <zackw@panix.com>
9047 * toplev.c (set_float_handler): Make static.
9048 * toplev.h: Don't prototype set_float_handler.
9050 * simplify-rtx.c: Don't include setjmp.h.
9051 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9053 (simplify_unary_operation, simplify_binary_operation): Use them,
9054 via do_float_handler.
9056 * fold-const.c: Don't include setjmp.h.
9057 (exact_real_inverse_1): New function.
9058 (exact_real_inverse): Use it, via do_float_handler.
9060 * varasm.c: Don't include setjmp.h.
9061 (assemble_real_1): New function.
9062 (assemble_real): Use it, via do_float_handler.
9063 Call internal_error if we get a trap here.
9065 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9066 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9068 2001-08-11 Zack Weinberg <zackw@panix.com>
9070 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9071 STACK_BOUNDARY if not already defined.
9073 * calls.c, function.c, reload1.c, explow.c: Don't default
9074 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9075 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9077 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9080 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9081 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9083 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9085 * cppmacro.c (enter_macro_context): Push macro expansions even
9088 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9090 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9091 (rs6000_elf_section_type_flags): Actually return a value.
9093 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9095 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9096 Clean up code: add missing comments and prototypes, fix warnings,
9097 remove obsolete code, fix spacing to conform to coding style.
9099 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9101 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9102 and TARGET_ASM_CLOSE_PAREN.
9103 (regclass_map): CC register belongs to class NO_REGS.
9104 (legitimize_pic_address): Don't generate unnecessary moves
9105 (to avoid confusing loop optimization).
9106 (check_and_change_labels): Replace jump_long by indirect_jump.
9107 (s390_final_chunkify): Don't start a new literal pool on section
9108 switch in 64-bit code.
9109 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9111 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9112 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9113 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9115 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9116 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9117 (CONST_COSTS): Fixed incorrect costs.
9119 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9120 Use emit_jump instead of emit_jump_insn (gen_jump).
9121 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9122 (to avoid confusing flow analysis).
9123 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9124 (casesi, casesi_jump): New.
9125 (jump_long): Removed. Functionality merged into indirect_jump.
9126 (indirect_jump): Accept address_operand, not just register_operand.
9127 (cjump_long, icjump_long): Use same logic as indirect_jump.
9128 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9129 Fixed broken setjmp/longjmp handling.
9130 (do_builtin_setjmp_setup): Removed.
9132 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9133 broken GNU as versions that don't accept .quad with large
9134 negative values. Use hexadecimal output instead.
9135 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9136 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9137 FUNCTION_EPILOGUE): Removed. Now in targetm.
9139 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9141 * config/s390/fixdfdi.h: Add missing copyright statement.
9142 Fix type conflicts on 64-bit. Add missing SFmode routines.
9144 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9147 2001-08-11 Richard Henderson <rth@redhat.com>
9149 * rtl.h (REG_EH_RETHROW): Remove.
9150 * rtl.c (reg_note_name): Update.
9151 * combine.c (distribute_notes): Don't check for it.
9153 2001-08-11 Richard Henderson <rth@redhat.com>
9155 * combine.c (distribute_notes): Place REG_SETJMP.
9157 2001-08-11 Richard Henderson <rth@redhat.com>
9159 * doc/extend.texi (Arrays and pointers implementation): Discourage
9160 relying on sign-extension of pointers.
9162 2001-08-11 H.J. Lu <hjl@gnu.org>
9164 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9166 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9167 RDATA_SECTION_ASM_OP.
9169 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9171 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9172 main manual to work both for info and HTML versions.
9174 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9175 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9177 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9178 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9179 (struct cpp_pool): New member first.
9180 * cppinit.c (append_include_chain): Plug memory leaks.
9181 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9182 Allocate pragma structures from the (aligned) macro pool to
9183 avoid leaking memory.
9184 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9185 so we don't leak memory.
9186 * hashtable.c (ht_destroy): New.
9187 * hashtable.h (ht_destroy): New.
9189 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9190 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9192 * c-lex.c (map): Make const.
9193 (cb_file_change): Update for callback passing a line map.
9194 Don't assume we have a previous map. Remove sanity check
9195 about popping too many files.
9196 * cpperror.c (print_location): Make map const.
9197 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9198 (cpp_make_system_header): Similarly.
9199 (search_from): Similarly.
9200 (_cpp_execute_include): Don't remember where we came from.
9201 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9202 (struct cpp_reader): Make map const.
9203 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9204 * cpplib.c (do_line): Update; line maps now hold sysp.
9205 (cpp_push_buffer): Similarly.
9206 (_cpp_do_file_change): Similarly; callback with map instead.
9207 (cpp_get_line_maps): Constify return value.
9208 (_cpp_pop_buffer): Update.
9209 * cpplib.h (struct cpp_file_change): Remove.
9210 (struct cpp_callbacks): Update.
9211 (cpp_get_line_maps): Constify return value.
9212 * cppmacro.c (_cpp_create_definition): Update.
9213 * cppmain.c (struct printer): Constify map.
9214 (maybe_print_line): Similarly.
9215 (print_line): Similarly. Deduce flags 1 and 2 here.
9216 (cb_file_change): Update.
9217 * line-map.c (free_line_maps): Warn regardless.
9218 (add_line_map): Return pointer to const. When passed NULL to_file
9219 with LC_LEAVE, use the obvious values for the return point so the
9220 caller doesn't have to figure them out.
9221 (lookup_line): Return pointer to const.
9222 (print_containing_files): Take pointer to const.
9223 * line-map.h (struct line_map): New members reason, sysp.
9224 (add_line_map): Return pointer to const.
9225 (lookup_line): Similarly.
9226 (print_containing_files): Take pointer to const.
9228 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9229 Richard Henderson <rth@redhat.com>
9231 * regmove.c (regmove_optimize): Avoid setting a register twice in
9234 2001-08-10 Richard Henderson <rth@redhat.com>
9236 * doc/extend.texi (Arrays and pointers implementation): Document
9237 behavior of pointer/integer conversion.
9239 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9241 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9243 2001-08-10 Richard Henderson <rth@redhat.com>
9245 * doc/extend.texi (C Implementation): New chapter.
9246 * doc/gcc.texi (Top): Link it in.
9248 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9250 * doc/install.texi (Specific): Fix CVS merge botch.
9252 2001-08-10 Richard Henderson <rth@redhat.com>
9254 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9255 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9257 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9259 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9260 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9261 this macro is now required.
9263 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9264 loop.c (find_and_verify_loops), reload.c (reload): Check
9265 for rtx code of CALL_INSN, not CALL, when deciding if we
9266 need to check for REG_SETJMP note.
9268 * gcse.c (compute_hash_table, compute_store_table): Update
9269 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9272 * config/avr/avr.c: Fix typo.
9273 * config/convex/convex.c (expand_movstr): Use adjust_address.
9274 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9276 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9277 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9279 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9280 Do define STACK_BOUNDARY.
9281 * config/i370/i370.c: Include expr.h.
9282 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9283 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9284 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9285 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9286 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9287 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9288 * config/romp/romp.c: Include expr.h after tree.h.
9290 (output_fpop): Use xmalloc, not oballoc.
9291 * config/we32k/we32k.c: Include expr.h.
9293 2001-08-10 Kazu Hirata <kazu@hxi.com>
9295 * config/h8300/h8300.h: Fix formatting.
9297 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9299 * c-common.h (RETURN_NULLIFIED_P): Lose.
9300 * c-semantics.c (genrtl_return_stmt): Don't check it.
9302 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9304 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9305 (mips_annotate_frame_insn): New function.
9306 (mips_emit_frame_related_store): New function.
9307 (save_restore_insns): Don't mark instructions that set up the base
9308 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9309 the store instructions instead.
9310 (mips_expand_prologue): If the stack size is moved into a temporary
9311 register, do not mark that move as frame-related. Add a
9312 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9314 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9316 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9317 stack slot as unchanging if current_function_calls_eh_return.
9319 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9321 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9322 access the second half of the TFmode scratch operand.
9324 2001-08-10 Anthony Green <green@redhat.com>
9326 * java/class.c (emit_register_classes): Conditionalize code on
9329 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9331 * doc/install.texi (Specific, avr): Fix cross-reference to the
9332 main manual to work both for info and HTML versions.
9334 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9336 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9337 and "use_goto" argument.
9338 (expand_null_return, expand_value_return): Update all callers.
9339 * function.c (expand_function_end): Remove code to generate simple
9341 * config/vax/vax.md (epilogue): New expander for function return.
9342 * doc/md.texi (epilogue): Remove "if defined".
9344 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9346 * Makefile.in: Partially revert my previous change:
9347 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9348 of the hashtab.o and safe-ctype.o rules.
9350 2001-08-09 Richard Henderson <rth@redhat.com>
9352 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9353 (USE_COLLECT2): Remove duplicate definition.
9354 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9355 (use_collect2): Remove dead code.
9356 * configure.in (use_collect2): Remove will_use_collect2 and
9357 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9358 * configure: Rebuild.
9360 * target.h (targetm.asm_out.constructor): New.
9361 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9362 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9363 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9364 * varasm.c (in_ctors, in_dtors): New.
9365 (assemble_constructor, assemble_destructor): Remove.
9366 (default_stabs_asm_out_destructor): New.
9367 (default_named_section_asm_out_destructor): New.
9368 (dtors_section, default_dtor_section_asm_out_destructor): New.
9369 (default_stabs_asm_out_constructor): New.
9370 (default_named_section_asm_out_constructor): New.
9371 (ctors_section, default_ctor_section_asm_out_constructor): New.
9372 * output.h: Update declarations.
9373 * c-decl.c (c_expand_body): Use target hooks instead of
9374 assemble_constructor and assemble_destructor.
9375 * profile.c (output_func_start_profiler): Likewise.
9376 * objc/objc-act.c (finish_objc): Likewise.
9377 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9378 for the constructor.
9379 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9381 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9382 (DTORS_SECTION_ASM_OP): Likewise.
9383 (__CTOR_LIST__): Use attribute section when possible.
9384 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9386 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9387 ASM_OUTPUT_CONSTRUCTOR.
9389 * config/darwin.c (machopic_asm_out_constructor): New.
9390 (machopic_asm_out_destructor): New.
9391 * config/darwin-protos.h: Update declarations.
9392 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9393 (ASM_OUTPUT_DESTRUCTOR): Remove.
9394 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9395 * config/nextstep.c (nextstep_asm_out_constructor): New.
9396 (nextstep_asm_out_destructor): New.
9397 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9398 (ASM_OUTPUT_DESTRUCTOR): Remove.
9399 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9400 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9401 ASM_OUTPUT_*STRUCTOR.
9402 * config/i386/aix386ng.h: Likewise.
9404 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9405 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9406 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9407 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9408 * config/lynx.h: Likewise.
9409 * config/netware.h: Likewise.
9410 * config/psos.h: Likewise.
9411 * config/alpha/alpha-interix.h: Likewise.
9412 * config/alpha/elf.h: Likewise.
9413 * config/arc/arc.h: Likewise.
9414 * config/arm/aof.h: Likewise.
9415 * config/arm/coff.h: Likewise.
9416 * config/arm/elf.h: Likewise.
9417 * config/c4x/c4x.h: Likewise.
9418 * config/h8300/h8300.h: Likewise.
9419 * config/i386/cygwin.h: Likewise.
9420 * config/i386/djgpp.h: Likewise.
9421 * config/i386/i386-coff.h: Likewise.
9422 * config/i386/i386-interix.h: Likewise.
9423 * config/i386/sco5.h: Likewise.
9424 * config/i386/vsta.h: Likewise.
9425 * config/i386/win32.h: Likewise.
9426 * config/i960/i960-coff.h: Likewise.
9427 * config/ia64/sysv4.h: Likewise.
9428 * config/m68hc11/m68hc11.h: Likewise.
9429 * config/m68k/coff.h: Likewise.
9430 * config/m68k/mot3300.h: Likewise.
9431 * config/m88k/m88k.h: Likewise.
9432 * config/mcore/mcore-pe.h: Likewise.
9433 * config/mcore/mcore.h: Likewise.
9434 * config/mips/elf.h: Likewise.
9435 * config/mips/elf64.h: Likewise.
9436 * config/mips/iris6.h: Likewise.
9437 * config/pa/pa64-hpux.h: Likewise.
9438 * config/rs6000/sysv4.h: Likewise.
9439 * config/sh/sh.h: Likewise.
9440 * config/sparc/litecoff.h: Likewise.
9442 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9443 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9444 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9445 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9446 (ASM_OUTPUT_DESTRUCTOR): Remove.
9447 * config/a29k/a29k.c: Move include of tree.h.
9448 * config/a29k/udi.h: Delete file.
9449 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9450 (vms_asm_out_destructor): New.
9451 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9452 (EXTRA_SECTION_FUNCTIONS): Likewise.
9453 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9454 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9455 * config/c4x/c4x.c: Move include of tree.h.
9456 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9457 (clix_asm_out_destructor): New.
9458 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9459 (ASM_OUTPUT_DESTRUCTOR): Remove.
9460 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9461 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9462 (TARGET_ASM_CONSTRUCTOR): New.
9463 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9464 (sco_asm_out_constructor): New.
9465 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9466 * config/i386/svr3gas.h: Remove stack grows up code.
9467 Remove code duplicated from i386/sysv3.h.
9468 (TARGET_ASM_CONSTRUCTOR): New.
9469 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9470 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9471 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9472 (TARGET_ASM_CONSTRUCTOR): New.
9473 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9474 (m68hc11_asm_out_destructor): New.
9475 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9476 (TARGET_ASM_DESTRUCTOR): New.
9477 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9478 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9479 config/svr3.h pertaining to section manipulation.
9480 * config/m68k/dpx2g.h: Remove #if 0 code.
9481 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9482 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9483 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9484 (TARGET_ASM_CONSTRUCTOR): New.
9485 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9486 (m88k_svr3_asm_out_constructor): New.
9487 (m88k_svr3_asm_out_destructor): New.
9488 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9489 (ASM_OUTPUT_DESTRUCTOR): Remove.
9490 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9491 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9492 * config/rs6000/aix.h: Likewise.
9493 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9494 * config/mips/vxworks.h: Likewise.
9495 * config/rs6000/lynx.h: Likewise.
9496 * config/sh/elf.h: Likewise.
9497 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9498 (DTORS_SECTION_ASM_OP): New.
9499 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9500 (ASM_OUTPUT_DESTRUCTOR): Remove.
9501 * config/sparc/sol2-sld-64.h: Likewise.
9502 * config/vax/vax.c (vms_asm_out_constructor): New.
9503 (vms_asm_out_destructor): New.
9504 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9505 (ASM_OUTPUT_DESTRUCTOR): Remove.
9506 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9508 * doc/tm.texi (@node Initialization): Update.
9510 2001-08-09 Richard Henderson <rth@redhat.com>
9512 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9513 (__do_global_dtors_aux): Use gp-relative static data to avoid
9514 one dynamic relocation.
9515 (__do_frame_setup): Register Java classes.
9516 * config/alpha/crtend.asm (__JCR_END__): New.
9518 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9520 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9521 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9522 (GEN, STAGESTUFF): Add new files.
9523 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9524 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9525 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9526 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9527 as well as insn-codes.h and insn-flags.h in config.h; and no
9528 extra headers in tconfig.h and hconfig.h.
9530 * gencodes.c: Eliminate code to generate predicate declarations
9531 or #defines for md-file constants.
9532 * genconstants.c, genpreds.c: New files.
9534 * i386.md: Re-order guard expressions such that TARGET_64BIT
9535 comes first, when this permits better optimization. Add
9536 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9537 why this is desirable.
9539 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9541 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9542 (find_fde_for_dso): Remove.
9543 (_Unwind_IteratePhdrCallback): New.
9544 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9545 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9547 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9549 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9550 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9552 2001-08-09 Graham Stott <grahams@redhat.com>
9554 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9555 (vis_no_unit): Use it.
9556 (visualize_no_unit): Add the insn only if room exists.
9558 2001-08-09 Graham Stott <grahams@redhat.com>
9560 * predict.c (estimate_probability): Replace magic numbers with
9561 appropriate enumeration.
9563 2001-08-09 Graham Stott <grahams@redhat.com>
9565 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9567 (EXTRACT_FLAGS): Likewise.
9569 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9571 * config/mips/mips.c (mips_legitimate_address_p): Check for
9572 CONST_INT in last patch.
9574 2001-08-08 Anthony Green <green@redhat.com>
9576 * java/class.c (emit_register_classes): Use assemble_jcr if
9577 possible. Keep the original mechanism as a fallback.
9578 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9579 and weak symbol support.
9580 * crtstuff.c (__JCR_LIST__): Define.
9581 (__JCR_END__): Define.
9582 (_Jv_RegiserClasses): Define weak symbol if possible.
9583 (__do_global_ctors_aux): Register classes for ELF targets with
9584 weak symbol support.
9586 2001-08-08 Kazu Hirata <kazu@hxi.com>
9588 * dbxout.c: Fix comment formatting.
9589 * dependence.c: Likewise.
9591 * diagnostic.c: Likewise.
9592 * dominance.c: Likewise.
9593 * doprint.c: Likewise.
9594 * dwarf2out.c: Likewise.
9595 * dwarfout.c: Likewise.
9596 * emit-rtl.c: Likewise.
9597 * except.c: Likewise.
9598 * explow.c: Likewise.
9599 * expmed.c: Likewise.
9602 * fold-const.c: Likewise.
9603 * function.c: Likewise.
9605 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9607 * global.c (retry_global_alloc): Avoid shadowing allocno.
9609 2001-08-08 Mark Mitchell <mark@codesourcery.com>
9611 * except.c (remove_fixup_regions): Fix typo.
9613 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
9615 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
9616 unsigned HOST_WIDE_INT to avoid warning.
9617 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
9618 * flow.c (set_block_for_new_insns): Likewise.
9620 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
9622 * sibcall.c (return_value_pseudo): New static variable.
9623 (skip_copy_to_return_value): Handle return_value_pseudo.
9624 (call_ends_block_p): Ensure that return_value_pseudo is set.
9625 (optimize_sibling_and_tail_recursive_call): Discover the
9626 load of pseudo return value in alternate exit block.
9628 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9630 * calls.c (ECF_ALWAYS_RETURN): New constant.
9631 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
9632 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
9633 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
9634 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
9635 * rtl.c (reg_note_name): New name.
9636 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
9638 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
9640 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
9642 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9644 * alias.c (get_alias_set): Return a previously calculated
9645 alias set for a VAR_DECL.
9646 * function.c (gen_mem_addressof): Calculate the alias set before
9649 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
9651 * predict.def: Set hitrates according our experimental run.
9653 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
9655 * i386.h (HARD_REGNO_RENAME_OK): New macro.
9657 2001-08-08 H.J. Lu <hjl@gnu.org>
9659 * config/mips/mips.c (mips_unique_section): New. Copied from
9662 * config/mips/mips-protos.h (mips_unique_section): New
9665 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
9667 * config/mips/little.h: New. Generic little endian mips
9668 targets. Only mips*-*-linux* is converted to use it so far.
9670 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
9671 (WCHAR_TYPE): Defined
9672 (WCHAR_TYPE_SIZE): Likewise.
9673 (INIT_SUBTARGET_OPTABS): Likewise.
9674 (BSS_SECTION_ASM_OP): Likewise.
9675 (SBSS_SECTION_ASM_OP): Likewise.
9676 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9677 (ASM_DECLARE_OBJECT_NAME): Likewise.
9678 (UNIQUE_SECTION): Likewise.
9679 (EXTRA_SECTIONS): Likewise.
9680 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
9681 (ASM_OUTPUT_DESTRUCTOR): Likewise.
9682 (ASM_OUTPUT_DEF): Likewise.
9683 (HANDLE_SYSV_PRAGMA): Removed.
9684 (NO_IMPLICIT_EXTERN_C): Likewise.
9685 (TARGET_MEM_FUNCTIONS): Likewise.
9686 (STARTFILE_SPEC): Likewise.
9687 (ENDFILE_SPEC): Likewise.
9688 (LIB_SPEC): Likewise.
9689 (INVOKE__main): Likewise.
9690 (CTOR_LIST_BEGIN): Likewise.
9691 (CTOR_LIST_END): Likewise.
9692 (DTOR_LIST_BEGIN): Likewise.
9693 (DTOR_LIST_END): Likewise.
9694 (SET_ASM_OP): Likewise.
9695 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9696 (ASM_OUTPUT_DEF): Likewise.
9697 (ASM_OUTPUT_IDENT): Likewise.
9699 * config/mips/mips.h (ASM_SPEC): Undefine before define.
9700 (CPLUSPLUS_CPP_SPEC): Likewise.
9701 (ASM_APP_ON) Redefine only if not defined.
9702 (ASM_APP_OFF): Likewise.
9703 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9704 (ASM_OUTPUT_IDENT): Likewise.
9706 * config.gcc: Update tm_file for Linux/mips.
9708 2001-08-08 Bernd Schmidt <bernds@redhat.com>
9710 * cselib.c (cselib_record_sets): If insn is predicated, turn
9711 sources into IF_THEN_ELSEs.
9713 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
9714 Turn into define_insn_and_split.
9716 * sched-deps.c: Include "cselib.h".
9717 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
9718 Use cselib to turn memory addresses into VALUEs.
9719 (sched_analyze): Call cselib_init/cselib_finish if necessary.
9720 * sched-int.h (struct sched_info): New member USE_CSELIB.
9721 * sched-ebb.c (ebb_sched_info): Initialize it.
9722 * sched-rgn.c (rgn_sched_info): Likewise.
9723 * Makefile.in (sched-deps.o): Update dependencies.
9725 * cselib.h (cselib_subst_to_values): Declare.
9726 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
9727 that have no value and autoincs to be handled by generating a new
9730 2001-08-08 Graham Stott <grahams@redhat.com>
9732 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
9733 within fixed length SEQUENCE.
9735 2001-08-08 Graham Stott <grahams@redhat.com>
9737 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
9738 (diagnostic_prefixing_rule): Likewise.
9739 (diagnostic_line_cutoff): Likewise.
9740 (diagnostic_kind_count): Likewise.
9742 2001-08-08 Graham Stott <grahams@redhat.com>
9744 * alias.c (find_base_decl): Delete redundent assignment.
9746 2001-08-08 Graham Stott <grahams@redhat.com>
9748 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
9749 (abs): Uppercase and paranthesize macro parameter.
9750 (MEM_DEPENDENCY): Add whitespace.
9752 2001-08-08 Graham Stott <grahams@redhat.com>
9754 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
9755 failure check for CONST_INT
9757 2001-08-08 Graham Stott <grahams@redhat.com>
9759 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
9760 (libcall_dead_p): Likewise.
9762 (mark_used_regs): Constify fmt.
9763 (find_use_as_address): Likewise.
9765 2001-08-08 Graham Stott <grahams@redhat.com>
9767 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
9770 2001-08-08 Graham Stott <grahams@redhat.com>
9772 * combine.c (combine_simplify_rtx): Update comment and
9773 remove erroneous test.
9775 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9777 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9778 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9779 take care to avoid multiple no-newline at EOF warnings in that
9782 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9784 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9785 (emit_library_call_value_1): Likewise.
9786 (emit_call_1): Emit REG_SETJMP note.
9787 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9789 * cselib.c (cselib_process_insn): Likewise.
9790 * flow.c (propagate_block): Likewise.
9791 * loop.c (find_and_verify_loops): Likewise.
9792 * reload.c (find_equiv_regs): Likewise.
9793 * reload1.c (reload): Likewise.
9794 * resource.c (mark_referenced_resources,
9795 mark_set_resources): Likewise.
9796 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9797 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9798 * haifa-sched.c (unlink_other_notes): Likewise.
9799 (reemit_notes): Likewise.
9800 * sched-ebb.c (sched_ebb): Likewise.
9801 * sched-rgc.c (sched_region): Likewise.
9802 * rtl.c (note_insn_name): Likewise.
9803 (reg_note_name): Add REG_SETJMP
9804 * rtl.h (reg_note): Add REG_SETJMP.
9805 (insn_note): Remove NOTE_INSN_SETJMP.
9807 * profile.c (branch_prob): Add fake edges for setjmp.
9809 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9811 * config.gcc: Quote target_cpu_default2 correctly for
9812 powerpc*-*-* targets.
9814 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9816 * cpplib.h, line-map.h: Update comments.
9817 * cppmain.c (printer_init): Move inline.
9818 (maybe_print_line, print_line): Take a map pointer.
9819 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9820 (cb_file_change): Don't use prior value of print.map.
9822 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9824 * doc/install.texi: Document fine-grained multilib configuration.
9826 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9828 * rtlanal.c (find_first_parameter_load): Call note_stores
9829 only on the instructions.
9831 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9833 * alias.c (nonlocal_mentioned_p):
9834 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9835 * calls.c (emit_call_1): Likewise.
9836 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9837 * cselib.c (cselib_process_insn): Likewise.
9838 * df.c (df_insns_modify): Likewise.
9839 * flow.c (need_fake_edge_p): Likewise.
9840 (propagate_one_insn): Likewise.
9841 * haifa-sched.c (reemit_notes): Likewise.
9842 * integrate.c (copy_insn_list): Likewise.
9843 * jump.c (delete_prior_computation): Likewise.
9844 * local-alloc.c (validate_equiv_mem): Likewise.
9845 * loop.c (scan_loop): Likewise.
9846 * predict.c (estimate_probability): Likewise.
9847 * reload.c (reload): Likewise.
9848 * sched-deps (sched_analyze): Likewise.
9849 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9850 * gcse.c (compute_hash_table): Likewise.
9851 (mark_call): Likewise.
9852 (store_killed_in_insn): Likewise.
9854 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9856 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9858 2001-08-06 Richard Henderson <rth@redhat.com>
9860 * varasm.c (assemble_gc_entry): Remove.
9861 * output.h: Likewise.
9863 2001-08-06 Richard Henderson <rth@redhat.com>
9865 * varasm.c (assemble_constructor): Take a symbol_ref and a
9866 priority instead of a bare string. Move priority handling
9867 here from cp/decl2.c.
9868 * output.h: Update decls.
9870 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9871 and assemble_destructor.
9872 * profile.c (output_func_start_profiler): Likewise.
9873 * objc/objc-act.c (finish_objc): Likewise.
9874 (build_module_descriptor): Return the symbol not the symbol name.
9876 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9878 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9879 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9880 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9881 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9882 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9883 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9885 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9887 * cpperror.c (print_containing_files): Moved to line-map.c.
9888 (print_location): line-map.c handles re-listing or otherwise.
9889 * cpphash.h (struct lexer_state): Remove next_bol.
9890 (struct cpp_buffer): Remove include_stack_listed.
9891 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9892 Remove faked buffer handling.
9893 (_cpp_do_file_change): Tweak.
9894 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9895 * cppmain.c (struct printer): Remove filename.
9896 (print_line, cb_file_change): Update accordingly.
9897 * line-map.c: Include intl.h.
9898 (init_line_maps): Initialize last_listed.
9899 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9900 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9901 (print_containing_files): New.
9902 * line-map.h (struct line_maps): New member last_listed.
9903 (print_containing_files, INCLUDED_FROM): New.
9904 * Makefile.in: Update.
9905 * po/POTFILES.in: Add line-map.c.
9907 2001-08-06 Richard Henderson <rth@redhat.com>
9909 * except.c (convert_from_eh_region_ranges_1): Never mark
9910 USE or CLOBBER insns as throwing.
9912 * expr.c (store_constructor): Don't clobber memory targets.
9914 2001-08-06 Andreas Jaeger <aj@suse.de>
9916 * profile.c (branch_prob): Remove unused variable insn.
9918 * Makefile.in (local-alloc.o): Add dependency on except.h.
9920 * local-alloc.c: Include except.h for can_throw_internal prototype.
9922 2001-08-06 Richard Henderson <rth@redhat.com>
9924 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9925 * function.c (expand_main_function): Implement it.
9926 * doc/tm.texi: Document it.
9928 2001-08-06 Stan Shebs <shebs@apple.com>
9930 * doc/install.texi: Document powerpc-*-darwin* details.
9932 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9934 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9935 (ASM_CPU_SPEC): Move back to rs6000.h
9936 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9938 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9940 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9943 * config/rs6000/linux64.h: Ditto.
9945 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9946 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9949 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9950 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9952 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9955 2001-08-05 Richard Henderson <rth@redhat.com>
9957 * local-alloc.c (update_equiv_regs): Do not move insns that
9960 2001-08-05 Jan Hubicka <jh@suse.cz>
9962 * Makefile.in (reload1.o): Add dedendancy on except.h
9963 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9965 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9966 indicating wehther edges has been cleaned up.
9967 * reload1.c: Inlucde except.h
9968 (fixup_abnormal_edges): Accept deleted insns.
9969 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9972 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9974 * cpplib.c (do_line): Correct line number after pop_buffer.
9976 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9978 PR preprocessor/3824
9979 * line-map.c: Update comments.
9980 * line-map.h: Update comments.
9981 * tradcif.y: Don't consider large numbers unsigned.
9983 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9985 PR preprocessor/3081
9986 * c-lex.c (map): New.
9987 (cb_file_change): Update map and use it.
9988 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9989 (c_lex): Update to use map.
9990 * cpperror.c (print_location): Move to using logical line numbers.
9991 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9992 (cpp_make_system_header): Similarly.
9993 (_cpp_execute_include): Stop line numbering hacks. Store the
9994 line we will return to.
9995 * cpphash.h (CPP_BUF_LINE): Remove.
9996 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9997 Add map and return_to_line.
9998 (_cpp_do_file_change): Update.
9999 * cppinit.c (cpp_start_read): Update line kludge.
10000 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10001 (trigraph_ok): Use logical line numbers for diagnostics.
10002 (skip_block_comment): Likewise.
10003 (skip_whitespace): Likewise.
10004 (skip_line_comment): Use pfile->line instead.
10005 (_cpp_lex_token): Update to use logical line numbering exclusively.
10006 Handle BOL locally. Accept new lines in directives, but keep
10007 pfile->line decremented. Diagnostics use logical lines. Update
10008 directive handling.
10009 * cpplib.c (SEEN_EOL): New.
10010 (skip_rest_of_line, check_eol): Use it.
10011 (end_directive): Increase line number when accepting the newline
10012 at the end of a directive.
10013 (run_directive): Simplify.
10014 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10015 (_cpp_do_file_change): Update to take buffer line number as an
10016 argument, and store the current map in the cpp_reader. Remove
10017 line number kludges.
10018 (_cpp_do__Pragma): Restore output position after a _Pragma.
10019 (cpp_push_buffer): Don't set output line or lineno.
10020 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10021 Remove line kludge. Set output_line.
10022 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10023 (parse_arg): Use logical lines.
10024 (save_lookahead_token): Save EOFs too now.
10025 * cppmain.c (struct printer): Fix comments.
10026 (printer_init): Simplify, let caller do errors.
10027 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10028 (maybe_print_line): Simplify.
10029 (print_line): Don't print a linemarker if -P.
10030 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10031 (cb_file_change): Simplify.
10032 * line-map.h (LAST_SOURCE_LINE): Fix.
10033 (CURRENT_LINE_MAP): New.
10035 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10037 * doloop.c (doloop_modify_runtime): Properly compute number of
10038 iterations if loop was unrolled.
10040 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10041 if their CSELIB_VAL_PTRs are.
10043 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10044 (setup_spill_pointers): Initialize it.
10045 (spill_restore_mem): Set it.
10046 (do_spill, do_restore): Use it to add REG_INC note.
10047 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10049 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10050 asms if other insns are available.
10052 * config/ia64/ia64.c (condop_operator): New predicate.
10053 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10054 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10057 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10058 temporary register than directly using a MEM.
10060 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10062 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10063 parameter in last change.
10065 2001-08-04 Zack Weinberg <zackw@panix.com>
10067 * sparc.md: Don't use #if inside C test expression.
10069 2001-08-04 Richard Henderson <rth@redhat.com>
10071 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10073 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10075 * cpphash.h (struct cpp_reader): New member directive_line.
10076 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10077 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10078 do_pragma): Pass line to callbacks.
10079 (start_directive): Record line of directive.
10080 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10081 cb_include): Similarly.
10082 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10085 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10087 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10090 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10092 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10094 * reload1.c (fixup_abnormal_edges): New static function.
10097 * flow.c (need_fake_edge_p): New function.
10098 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10099 avoid call insn to be very last insn in the insn stream.
10101 * profile.c (branch_prob): Call flow_call_edges_add instead of
10102 doing that by hand; cleanup cfg to re-merge basic blocks once
10105 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10107 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10108 are also on line-map.h.
10109 * cppfiles.c (stack_include_file): Update.
10110 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10111 (_cpp_pop_buffer): New.
10112 * cppinit.c (cpp_destroy, cpp_finish): Update.
10113 (do_includes): Mark each buffer to return at EOF.
10114 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10115 return as requested.
10116 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10117 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10118 * cpplib.h (cpp_pop_buffer): Remove.
10119 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10120 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10122 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10124 (do_preprocessing): Update.
10125 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10126 * c-parse.in (_yylex): Similarly.
10127 * scan-decls.c (scan_decls): Similarly.
10128 * line-map.h: Update comments.
10130 * objc/Make-lang.in (objc-act.o): Update dependencies.
10132 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10134 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10135 and soft register for operand 0.
10136 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10138 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10140 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10141 register for operand 0.
10142 ("bitcmpqi_z_used"): Allow memory for operand 0.
10143 (split "bitcmpqi"): New split to handle address reg as operand 1.
10145 2001-08-04 Andreas Jaeger <aj@suse.de>
10147 * gcse.c: Revert Daniel's last patch.
10149 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10151 * sparc-protos.h: Add prototypes for fp_zero_operand and
10153 * sh-protos.h: Add prototype for fpul_operand.
10155 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10157 * doc/extend.texi (Other Builtins): Fix typo in last change.
10159 2001-08-03 Richard Henderson <rth@redhat.com>
10161 * target.h (gcc_target): Add asm_out.named_section,
10162 section_type_flags, have_named_sections.
10163 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10164 (TARGET_HAVE_NAMED_SECTIONS): New.
10165 (TARGET_SECTION_TYPE_FLAGS): New.
10167 * Makefile.in (toplev.o): Depend on TARGET_H.
10168 (varasm.o, dbxout.o): Likewise.
10169 * c-common.c (decl_attributes): Check targetm.have_named_sections
10170 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10171 * dbxout.c (dbxout_function_decl): Likewise.
10172 (dbxout_function_end): Likewise.
10173 * toplev.c (compile_file): Likewise.
10174 * varasm.c (exception_section): Likewise.
10175 * cp/decl2.c (finish_objects): Likewise.
10177 * defaults.h (EH_FRAME_SECTION): Remove.
10178 (EH_FRAME_SECTION_ASM_OP): Remove.
10179 (EH_FRAME_SECTION_NAME): New.
10180 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10181 (UNIQUE_SECTION_P): Remove.
10182 * dwarf2out.c (SECTION_FORMAT): Remove.
10183 (ASM_OUTPUT_SECTION): Remove.
10184 (output_call_frame_info): Use named_section_flags.
10185 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10186 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10187 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10188 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10189 (named_section_flags): New.
10190 (named_section): Use it and targetm.section_type_flags.
10191 (resolve_unique_section): New.
10192 (assemble_start_function): Use it.
10193 (asm_emit_uninitialised, assemble_variable): Likewise.
10194 (default_section_type_flags): New.
10195 (default_no_named_section, default_elf_asm_named_section): New.
10196 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10197 * output.h: Update varasm.c decls.
10198 (SECTION_*): New flags.
10200 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10201 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10203 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10204 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10205 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10206 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10207 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10208 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10209 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10210 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10211 * config/pa/pa64-hpux.h,
10213 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10214 (TARGET_ASM_NAMED_SECTION): New.
10215 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10216 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10217 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10218 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10219 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10220 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10221 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10222 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10223 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10224 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10225 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10226 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10227 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10228 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10229 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10230 * config/sparc/sysv4.h: Likewise.
10232 * config/nextstep.h: Error until named sections implemented.
10234 * config/a29k/a29k.c (a29k_asm_named_section): New.
10235 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10236 (vms_section_type_flags, vms_asm_named_section): New.
10237 * config/arm/arm.c (arm_elf_asm_named_section): New.
10238 * config/avr/avr.c (asm_output_section_name): Remove.
10239 * config/avr/avr-protos.h: Update.
10240 * config/c4x/c4x.c (c4x_asm_named_section): New.
10241 * config/h8300/h8300.c (h8300_asm_named_section): New.
10242 * config/i386/i386.c (sco_asm_named_section): New.
10243 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10244 (i386_pe_section_type_flags): New.
10245 (i386_pe_asm_named_section): New.
10246 * config/i386/i386-protos.h: Update.
10247 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10248 * config/mcore/mcore.c (mcore_asm_named_section): New.
10249 * config/mips/mips.c (iris6_asm_named_section): New.
10250 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10251 instead of UNIQUE_SECTION_P.
10252 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10253 (xcoff_asm_named_section): New.
10254 * config/sh/sh.c (sh_asm_named_section): New.
10255 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10257 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10258 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10259 (EH_FRAME_SECTION_NAME): New.
10260 (EXCEPTION_SECTION): New.
10261 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10262 (DEBUG_*_SECTION): Remove.
10263 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10264 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10265 (EH_FRAME_SECTION_ASM_OP): Remove.
10267 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10268 (ASM_OUTPUT_SECTION_NAME): Remove.
10269 (TARGET_ASM_NAMED_SECTION): New.
10270 (TARGET_HAVE_NAMED_SECTIONS): New.
10271 (TARGET_SECTION_TYPE_FLAGS): New.
10272 (EH_FRAME_SECTION_ASM_OP): Remove.
10273 (EH_FRAME_SECTION_NAME): New.
10275 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10277 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10278 for complex expressions when cfun == 0.
10279 * doc/extend.texi: Document that __builtin_constant_p can be
10280 used in data initializers as well as functions.
10282 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10284 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10285 variable I locally, instead of expecting a declaration in the
10288 2001-08-03 Richard Henderson <rth@redhat.com>
10290 * except.c (collect_one_action_chain): Add an explicit cleanup
10291 action if regions surrounding a catch were encoded entirely
10292 within the call-site entry.
10294 2001-08-03 Richard Henderson <rth@redhat.com>
10296 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10297 don't take REGNO of a non-register.
10299 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10301 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10302 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10303 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10304 (__gthread_mutex_init_function): New function for mutex initialization.
10306 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10308 * Makefile.in: Revert screwed up commit.
10310 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10312 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10313 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10314 merged by linker script to get a final _exit().
10315 (__do_global_dtors): New for destructor handling in specific exit
10317 (__do_global_ctors): New for constructors in specific install section.
10318 (__map_data_section): Map data sections before running constructors.
10319 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10320 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10321 (DTORS_SECTION_ASM_OP): Likewise.
10322 (CTORS_SECTION_FUNCTION): Define to force a reference to
10324 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10326 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10328 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10330 * Makefile.in: Add df.h to gcse.c dependencies.
10332 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10334 * varasm.c (output_constant_def_contents): Use for the length of a
10335 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10336 depending on which is larger.
10338 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10340 * gcse.c: Include df.h for use as a dataflow analyzer.
10342 Declaration of reg_set_info: gone.
10343 New df_analyzer variable used by store motion.
10344 (reg_set_info): Deleted.
10345 (mark_mem_regs): New function, analyze regs used by a mem.
10346 (store_ops_ok): Use dataflow analyzer results to determine if
10347 necessary regs are changed in the block.
10348 (find_moveable_store): Remove check for symbol ref, we can handle
10349 much more complex expressions now.
10350 (compute_store_table): Remove most of the code, it's unnecessary
10351 now that the dataflow analyzer records the info for us.
10352 (store_killed_after): Add parameter to say whether to do the
10353 store_ops_okay test, used to speed up testing when we already know
10354 the answer, and just want to know if the store itself was killed.
10355 (build_store_vector): Largely rewritten to calculate the various
10356 vectors properly, and somewhat optimized.
10357 (store_motion): Init the df_analyzer, get REG_DEF chains.
10358 Also handle trapping expressions (since mems almost always trap)
10359 (simple_mem): Redefine what a simple mem is.
10361 2001-08-03 DJ Delorie <dj@redhat.com>
10363 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10364 set from a constant part of the condition.
10366 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10368 * mkdeps.c (deps_add_default_target): Make local variable
10369 ``start'' a const char pointer.
10370 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10372 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10374 * doc/install.texi (Configuration): Fix markup.
10375 (Specific, i?86-*-udk): Likewise.
10376 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10378 Document --enable-threads and --enable-libgcj status.
10379 (Specific, mips-sgi-irix*): Canonicalize triples.
10380 (Specific, mips-sgi-irix5): Warn about problems with this config.
10381 Mention required GNU as patch.
10382 Native assembler problems are fixed.
10383 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10384 Document --enable-threads and --enable-libgcj status.
10386 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10388 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10391 2001-08-03 Richard Henderson <rth@redhat.com>
10393 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10396 2001-08-03 Richard Henderson <rth@redhat.com>
10398 * rtlanal.c (find_first_parameter_load): Stop if we
10399 reach a CODE_LABEL at BOUNDARY.
10401 2001-08-03 Richard Henderson <rth@redhat.com>
10403 * config/alpha/alpha.md (force_movdi): New insn.
10404 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10405 Tweek FRP marking of VMS prologue insns.
10406 * config/alpha/vms.h (EPILOGUE_USES): New.
10408 2001-08-02 Richard Henderson <rth@redhat.com>
10410 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10412 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10414 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10415 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10416 config/convex/convex.h, config/d30v/d30v.c,
10417 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10418 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10419 config/mips/mips.h, config/mn10200/mn10200.h,
10420 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10421 config/v850/v850.h, config/vax/openbsd.h,
10422 config/vax/openbsd1.h, config/vax/ultrix.h,
10423 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10424 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10425 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10426 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10427 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10428 in comments and documentation.
10430 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10434 * Makefile.in (line-map.o): New.
10435 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10436 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10437 * cpperror.c (print_containing_files): Similarly.
10438 (print_location): Update. Don't output a space before _Pragma.
10439 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10440 (stack_include_filee, cpp_make_system_header): Update.
10441 (_cpp_execute_include): Get logical line number right for calling
10442 as-yet-unterminated #include.
10443 * cpphash.h (struct cpp_reader): Add line_maps.
10444 (_cpp_do_file_change): Update.
10445 * cppinit.c (cpp_create_reader): Initialize line maps.
10446 (cpp_destroy): Destroy line maps.
10447 (cpp_start_read): Get logical line number right.
10448 * cpplex.c (parse_string): Only warn once for multi-line strings.
10449 Use boolean variable for null warning.
10450 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10452 (do_include_common): End the directive early.
10453 (do_line): Don't warn about out-of-range lines in preprocessed
10454 source. Update. Remove unused variables.
10455 (_cpp_do_file_change): Update for new line mapping.
10456 (pragma_cb): New typedef.
10457 (cpp_register_pragma): Stop looking ahead before calling the
10459 (do_pragma_system_header): End directive early.
10460 (cpp_get_line_maps): New.
10461 (cpp_pop_buffer): Fudge logical line. Update.
10462 * cpplib.h: Include line-map.h
10463 (enum cpp_fc_reason): Remove.
10464 (struct cpp_file_change): Update.
10465 (cpp_get_line_maps): New.
10466 * cppmain.c (struct_printer): New member map.
10467 (cb_file_change): Update for new mappings.
10468 * fix-header.c (cb_file_change): Similarly.
10470 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10472 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10473 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10475 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10477 * config/vax/vax.c: include expr.h.
10479 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10481 * Makefile.in ($(srcdir)/configure): Only rebuild in
10483 ($(srcdir)/config.in): Only define in maintainer mode.
10484 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10486 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10488 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10490 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10492 * gcc.c (set_collect_gcc_options): New function, split out from
10494 Ignore elided switches.
10495 (do_spec_1): Invoke before executing command.
10496 (set_input): Export.
10497 Move declaration ...
10498 * gcc.h (set_input): ... here.
10499 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10502 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10505 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10507 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10509 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10511 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10512 for the unnamed instructions it expands to.
10514 2001-08-02 Richard Henderson <rth@redhat.com>
10516 * regclass.c (call_really_used_regs): Conditionally define.
10517 (init_reg_sets_1): Don't use it if not defined.
10518 (fix_register): Similarly, don't set it.
10520 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10522 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10523 Correct comment that had been missed in the previous change.
10525 2001-08-01 Stan Shebs <shebs@apple.com>
10527 * config/darwin.c (machopic_stub_name): Try matching by name.
10528 (update_stubs): New function.
10529 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10532 2001-08-01 Richard Henderson <rth@redhat.com>
10534 * except.c (output_function_exception_table): Use assemble_align.
10535 * varasm.c (assemble_eh_label): Remove.
10536 (assemble_eh_align, assemble_eh_integer): Remove.
10538 2001-08-01 Robert Lipe <robertl@caldera.com>
10540 * dwarfout.c: Remove reference to README.DWARF.
10542 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10544 * regclass.c (call_really_used_regs): New array for registers which
10545 are actually used by a call.
10546 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10548 (fix_register): Set call_really_used too.
10549 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10550 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10552 2001-08-01 Richard Henderson <rth@redhat.com>
10554 * read-rtl.c (read_name): Consider \r whitespace.
10556 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10558 * config.gcc: Recognize powerpc-*-netbsd*.
10560 * doc/install.texi (Host/target specific installation notes for
10561 GCC): Mention powerpc-*-netbsd*.
10563 * config/rs6000/netbsd.h: New file.
10564 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10565 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10566 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10567 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10568 (TARGET_VERSION): Redefine.
10570 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10571 mcall-netbsd as a match for mcall-sysv.
10572 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10573 (ncrti.S, ncrtn.S): New targets.
10574 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10576 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10577 "netbsd' as a V4 ABI.
10578 (ASM_SPEC): Check for -mcall-netbsd.
10579 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10580 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10581 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10582 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10583 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10584 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10585 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10587 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10588 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10590 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10592 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10593 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10594 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10595 including "unwind-pe.h".
10597 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10599 * rs6000.md (define_splits): Kill unused constraints.
10601 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10602 Jan Hubicka <jh@suse.cz>
10604 * function.c (thread_prologue_and_epilogue_insns): Kill code
10605 dealing with non-existent CFG.
10607 2001-08-01 Kazu Hirata <kazu@hxi.com>
10609 * alias.c: Fix comment formatting.
10610 * bitmap.c: Likewise.
10611 * builtins.c: Likewise.
10612 * calls.c: Likewise.
10613 * c-common.c: Likewise.
10614 * c-decl.c: Likewise.
10615 * c-dump.c: Likewise.
10616 * c-lex.c: Likewise.
10617 * collect2.c: Likewise.
10618 * combine.c: Likewise.
10619 * conflict.c: Likewise.
10620 * cppfiles.c: Likewise.
10621 * cppinit.c: Likewise.
10622 * cpplex.c: Likewise.
10623 * cpplib.c: Likewise.
10624 * cppmacro.c: Likewise.
10625 * cppspec.c: Likewise.
10626 * c-pragma.c: Likewise.
10627 * crtstuff.c: Likewise.
10629 * cselib.c: Likewise.
10630 * c-semantics.c: Likewise.
10631 * c-typeck.c: Likewise.
10633 2001-08-01 H.J. Lu <hjl@gnu.org>
10635 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
10637 2001-08-01 H.J. Lu <hjl@gnu.org>
10639 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
10641 2001-08-01 Ziemowit Laski <zlaski@apple.com>
10643 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
10644 contextualizing Objective-C class name lookup by the lexer.
10645 (typespec_reserved_nonattr): Disable ObjC class name lookup after
10647 (protocoldef): Add support for forward @protocol declarations.
10648 (yylexname): Suppress ObjC class name lookup in certain contexts;
10649 re-enable after lookup is complete.
10650 (_yylex): Re-enable ObjC class name lookup when certain
10651 punctuation marks are seen.
10653 * objc/objc-act.c (check_protocol_recursively): New function used
10654 for finding circular dependencies in protocols.
10655 (objc_declare_protocols): New function for handling forward
10656 @protocol declarations.
10657 (receiver_is_class_object): Detect the case when 'self' is used
10658 inside of a class method.
10659 (build_message_expr): Issue a warning if class method is desired
10660 but instance method is found instead.
10661 (conforms_to_protocol): Streamline.
10662 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
10663 protocol Foo, even if 'Bar foo' does not.
10664 (check_protocols): Streamline.
10665 (start_protocol): Add checks for circular and duplicate protocol
10667 (encode_aggregate_within): For typedefs of structs, encode the
10669 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
10670 (objc_declare_protocols): New prototype.
10672 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10674 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
10675 * cpplex.c (handle_newline): Update prototype. Maintain logical
10677 (skip_escaped_newlines, skip_block_comment, parse_string):
10678 Update accordingly.
10679 (_cpp_lex_token): Update, and store token position within the token.
10680 * cpplib.h (struct cpp_token): Add line and column entries.
10681 * cppmacro.c (replace_args): Position stringified tokens correctly.
10683 2001-08-01 Andreas Jaeger <aj@suse.de>
10685 * basic-block.h: Add prototype for last_loop_beg_note.
10687 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
10689 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
10690 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
10692 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
10693 while handling WITH_CLEANUP_EXPR node. Use second operand calling
10694 expand_decl_cleanup.
10695 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
10697 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
10698 operand while calling simple_cst_equal.
10699 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
10700 operand is the cleanup expression, the third is the RTL_EXPR.
10701 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
10703 2001-07-31 Jeff Sturm <jsturm@one-point.com>
10705 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
10707 2001-07-31 matthew green <mrg@eterna.com.au>
10709 * config.gcc (i386-*-netbsdelf): New description.
10710 * config/i386/netbsd-elf.h: New file.
10712 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
10714 * loop.c (check_dbra_loop): Use single_set to compute
10717 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
10719 PowerPC reorg and support for powerpc64-*-linux*.
10721 Also fixes emitting of constants on 32 bit and 64 bit
10724 * config.gcc: powerpc64-*-linux* is a new target.
10725 Things that needed aix.h now also include xcoff.h
10727 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
10729 Move AIX specific stuff into aix.h.
10730 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
10731 with more than just XCOFF now.
10732 (SET_ASM_OP): Remove, now defined where needed.
10733 (FUNCTION_PROLOGUE): New macro definition.
10734 (FUNCTION_EPILOGUE): New macro definition.
10735 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
10737 * config/rs6000/xcoff.h: New file.
10739 * config/rs6000/linux64.h: New file.
10741 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
10743 2001-07-31 Alan Modra <amodra@bigpond.net.au>
10745 * rs6000.c (print_operand_address): Handle ELF syntax.
10746 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
10747 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
10748 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
10750 2001-07-31 David Edelsohn <edelsohn@gnu.org>
10752 * rs6000.c (rs6000_override_options): Only disable
10753 flag_function_sections for XCOFF.
10754 (exact_log2_cint_operand): New predicate.
10755 (reg_or_{add,sub}_cint64_operand): New predicates.
10756 (add_operand): Compare CONST_INT with fewer function calls.
10757 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
10758 (print_operand, case 'p'): Ensure positive operand.
10759 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
10760 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
10761 (PREDICATE_CODES): Add new predicates.
10762 * rs6000.md (addsi3): Split 32-bit constants more correctly.
10763 (divsi3, modsi3): Ensure positive power-of-2.
10764 (adddi3): Use new predicate. Split 32-bit constants more
10765 correctly. Re-arrange splitter to handle any constant.
10766 (subdi3): Use new predicate.
10767 (divdi3, moddi3): Ensure positive power-of-2.
10768 (movdi): Use rs6000_emit_set_const.
10769 (load_toc_v4_pic_di): Delete.
10771 2001-07-31 Graham Stott <grahams@redhat.com>
10773 * function.c (pad_below): Revert 2001-07-26 patch.
10775 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10777 * reg-stack (convert_regs_1): Fix best edge condition.
10779 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10781 * jump.c (duplicate_loop_exit_test): Better test for jumps
10782 entering the loop; create loop pre_header.
10784 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10786 * doc/install.texi: Add s390 and s390x as new targets.
10787 * doc/invoke.texi: Add documentation of S/390 and zSeries
10789 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10791 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10793 * config/m68k/m68k.md: Replace all general_operand with
10794 nonimmediate_operand for all destinations.
10795 * config/m68k/m68k.c (not_sp_operand): Likewise.
10797 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10799 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10801 2001-07-30 Richard Henderson <rth@redhat.com>
10803 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10804 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10806 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10808 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10809 Add missing doc strings
10810 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10811 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10813 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10815 * i386.c (ix86_output_main_function_alignment_hack): New function.
10816 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10818 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10819 edges by EDGE_DFS_BACK flag.
10820 (dump_edge_info): Add dfs_back flag.
10821 * basic-block.h (EDGE_DFS_BACK): New constant.
10822 (mark_dfs_back_edges): Declare.
10823 * alias.c (loop_p): Remove.
10824 (mark_constant_function): Use mark_dfs_back_edges.
10826 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
10827 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
10828 (compensate_edge): Break out from ...
10829 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10830 (convert_regs_2): Set block_done once block is really done;
10831 Do updating of the predecessors counts.
10833 * toplev.c (rest_of_compilation): Recompute block_for_insn
10834 before post-reload cfg_cleanup.
10835 * function.c (thread_prologue_epilogue_insns):
10836 Call set_block_for_new_insns when emitting prologue directly.
10838 2001-07-30 Andreas Jaeger <aj@suse.de>
10840 * jump.c: Add prototype for mark_modified_reg.
10842 * cse.c (set_live_p): Add unused attribute.
10844 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10846 (scan_for_source_files): Use long for count to avoid overflow.
10847 (output_data): Likewise.
10848 (output_data): Don't use string concatatenation to silence gcc
10851 * predict.c: Fix typos and grammar.
10853 * gcse.c (insert_insn_end_bb): Remove unused variables.
10855 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10857 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10858 (attempt_auto_inc): LIkewise.
10859 (mark_used_reg): Likewise.
10860 (try_pre_increment_1): Likewise.
10861 * regclass.c (regclass): Likewise.
10862 * global.c (allocno_compare): Update comment; change scaling factor.
10863 * local-alloc.c (QTY_CMP_PRI): Likewise.
10864 * regs.h (REG_FREQ_FROM_BB): New.
10865 (REG_FREQ_MAX): Likewise.
10867 2001-07-30 H.J. Lu <hjl@gnu.org>
10869 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10872 2001-07-30 H.J. Lu (hjl@gnu.org)
10874 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10875 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10876 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10878 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10880 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10881 as -mthumb-interwork when -mcpu=arm7 is specified.
10883 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10885 * predict.def (noreturn, loop branch, loop exit): Mark as first
10888 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10890 * combine.c (try_combine): Avoid barrier after noop jumps.
10892 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10894 * cpphash.h (struct cpp_reader): Remove import_warning.
10895 * cpplib.c (skip_rest_of_line): Don't bother turning off
10897 (parse_include): Move include handling to...
10898 (do_include_common): ... here. Move import warning from...
10899 (do_import): ... here.
10900 (do_pragma_poison): Don't do a callback for poison identifiers.
10901 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10902 * cppmain.c (setup_callbacks): Similarly.
10904 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10906 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10907 handle multiple sets.
10908 * except.c (sjlj_mark_call_sites): .... here.
10909 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10911 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10913 Suggested by Richard Henderson and Richard Kenner:
10914 * combine.c (recog_for_combine): Use the fake recog
10915 only if instruction does not match.
10916 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10917 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10919 * combine.c (try_combine): Discover noop jump as direct jump.
10921 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10923 * df.c (df_rd_global_compute): Add successors to worklist, not
10925 (df_ru_global_compute): Ditto.
10927 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10929 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10930 increment REG_N_SETS.
10932 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10934 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10936 * sbitmap.c (sbitmap_a_xor_b): New function.
10937 ifdef the basic block stuff on IN_GCC.
10939 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10941 * cppexp.c (parse_defined): Always record the macro name.
10942 (lex): Don't worry about identifiers, or special-case
10944 (_cpp_parse_expr): Figure out at the end of the routine
10945 whether we saw a valid !defined() expression.
10946 * cppfiles.c (stack_include_file): Update for mi_valid.
10947 (_cpp_pop_file_buffer): Similarly.
10948 * cpplex.c (_cpp_lex_token): Similarly.
10949 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10950 mi_if_not_defined, mi_lexed): Remove.
10952 * cpplib.c (do_if): Simplify.
10953 (do_endif, push_conditional, _cpp_handle_directive): Update
10954 for renaming of mi_state to mi_valid.
10956 * cpp.texi: Add index entries for digraphs, and add comment
10957 that C++ refers to them as alternative tokens.
10959 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10961 * basic-block.h (CLEANUP_PRE_LOOP): New.
10962 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10963 * sibcall.c (optimize_sibling_calls): Likewise.
10964 * toplev.c (rest_of_compilation): Likewise.
10965 * flow.c (try_forward_edges): Take argument MODE;
10966 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10967 (try_optimize_cfg): Update call of try_forward_edges.
10969 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10970 Jan Hubicka <jh@suse.cz>
10972 * (validate_replace_rtx_1): Fix simplification of MINUS.
10974 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10976 PR preprocessor/3669
10977 * cppinit.c (init_dependency_output): Turn off dump requests
10978 if sending dependencies to stdout.
10980 2001-07-28 Richard Henderson <rth@redhat.com>
10982 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10985 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10987 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10989 2001-07-28 Kazu Hirata <kazu@hxi.com>
10991 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10992 is VAR_DECL first to prevent an ICE.
10994 2001-07-28 Richard Henderson <rth@redhat.com>
10996 * varasm.c (immed_real_const_1): Don't elide special cases for
10998 (clear_const_double_mem): Clear const_tiny_rtx too.
11000 2001-07-28 Richard Henderson <rth@redhat.com>
11002 * dwarf2out.c (dw_val_class_offset): New.
11003 (struct dw_ranges_struct, dw_ranges_ref): New.
11004 (ranges_table, ranges_table_allocated): New.
11005 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11006 (add_AT_offset, add_ranges, output_ranges): New.
11007 (print_die, output_die): Handle dw_val_class_offset.
11008 (attr_checksum, size_of_die, value_format): Likewise.
11009 (gen_lexical_block_die): Handle non-contiguous blocks.
11010 (gen_block_die): Likewise.
11011 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11012 if needed. Dump the ranges table.
11013 * final.c (final_start_function): Remove unnecessary notes and
11014 rebuild the block tree before numbering the blocks.
11015 * function.c (reorder_blocks_0): Walk the existing block tree
11016 to unmark all blocks.
11017 (reorder_blocks_1): Create block fragments when duplicate block
11019 (reorder_fix_fragments): New.
11020 (reorder_blocks): Call it.
11021 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11023 2001-07-28 Richard Henderson <rth@redhat.com>
11025 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11027 2001-07-28 Richard Henderson <rth@redhat.com>
11029 * flow.c (add_to_mem_set_list): New function.
11030 (init_propagate_block_info): Use it.
11031 (mark_set_1): Likewise.
11032 (insn_dead_p): Canonicalize memory address for dead store
11033 comparison. Allow wider mode stores to kill narrower mode stores.
11034 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11035 (invalidate_mems_from_set): Don't handle MEMs.
11037 2001-07-28 Kazu Hirata <kazu@hxi.com>
11039 * config/h8300/h8300.h: Fix formatting.
11041 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11043 * basic-block.h (EDGE_FREQUENCY): New macro.
11044 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11046 * flow.c (find_sub_basic_blocks): Likewise.
11047 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11048 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11050 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11051 (HITRATE): New macro.
11052 (PRED_FLAG_FIRST_MATCH): New constant.
11053 (predictor_info): New field flgags.
11054 (combine_predictions_for_insn): Use DS theory to combine
11055 probabilities; set the edge probabilities when finished.
11056 (estimate_probability): Avoid duplicated matches
11057 of LOOP_BRANCH heuristics for nested loops; update comment.
11058 * predict.def: Add flags for each prediction, set probabilities
11059 according to B&L paper.
11060 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11062 * profile.c (compute_branch_probabilities): Cleanup way the edge
11063 probabilities are computed and REG_BR_PROB notes are dropped; if
11064 values does not match, emit error.
11065 (init_branch_prob): Do error instead of warning when profile driven
11066 feedback is missing or corrupt.
11068 2001-07-27 DJ Delorie <dj@redhat.com>
11070 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11071 against a constant, try to adjust the compare to have the desired
11072 constant in it so that min/max optimizations happen more often.
11074 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11076 * flow.c (last_loop_beg_note): New function.
11077 (redirect_edge_and_branch): Use it.
11078 (split_edge): Likewise.
11080 * alias.c (loop_p): Avoid uninitialized memory access.
11082 * flow.c (try_forward_edges): Avoid accessing freed memory.
11084 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11087 2001-07-26 Andrew Haley <aph@redhat.com>
11088 Joern Rennecke <amylaar@redhat.com>
11090 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11091 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11092 (SUBTARGET_CPP_SPEC): New.
11093 (CPP_SPEC): Remove.
11094 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11095 (SUBTARGET_CPP_PTR_SPEC): New.
11096 (CPP_DEFAULT_CPU_SPEC): New.
11097 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11098 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11099 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11100 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11101 (SUBTARGET_CPP_SPEC): Define as an empty string.
11103 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11105 * doc/install.texi (Configuration): Properly link the host
11106 specific instructions also when generating HTML.
11108 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11110 * flow.c (redirect_edge_and_branch_force): Test
11111 target->global_live_at_start.
11113 2001-07-26 Richard Henderson <rth@redhat.com>
11115 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11116 * rtl.h (avoid_constant_pool_reference): Declare it.
11117 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11118 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11120 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11122 * rtl.h (cleanup_barriers): Declare.
11123 * jump.c (cleanup_barriers): New function.
11124 * toplev.c (rest_of_compilation): Call cleanup_barriers
11125 before loop optimizer and after bb_reorder.
11127 * flow.c (back_edge_of_syntactic_loop_p): New.
11128 (split_edge): Use it.
11130 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11132 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11134 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11136 * cse.c (cse_process_notes): Replace any registers if the address
11139 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11141 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11142 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11143 (propagate_block): Update prototype.
11144 * flow.c (update_life_info): Simplify the CFG and
11145 recalculate the global regs which are alive when
11146 removing dead code during a global update.
11147 (propagate_block): Return non-zero if an INSN is
11150 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11152 * Makefile.in (LIBICONV): Define.
11154 2001-07-26 Catherine Moore <clm@redhat.com>
11156 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11157 of conditional to avoid tree checking errors.
11159 2001-07-26 Kazu Hirata <kazu@hxi.com>
11161 * regmove.c (regmove_optimize): Don't replace a reg with
11162 another reg of a different mode.
11164 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11166 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11167 limit length of dependency flush list.
11168 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11169 * sched-int.h (struct deps): Add pending_flush_length field.
11170 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11171 has 1 element in it.
11172 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11173 (sched_analyze): After a jump, if the pending memory flush list is too
11174 large, flush the pending lists.
11175 (init_deps): Initialize pending_flush_length to 0.
11176 * doc/invoke.texi (max_pending_list_length): Document parameter.
11178 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11180 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11181 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11182 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11184 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11186 * cpphash.h (struct_lexer_state): Delete was_skipping.
11187 Move skipping here from struct cpp_reader.
11188 * cpplex.c (parse_identifier): Update.
11189 (_cpp_lex_token): Don't skip tokens in a directive.
11190 * cpplib.c (struct if_stack): Update.
11191 (start_directive, end_directive): Don't change skipping state.
11192 (_cpp_handle_directive): Update.
11193 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11194 (do_else, do_endif): Update; only check for excess tokens if not
11195 in a skipped conditional block.
11196 (push_conditional): Update for new struct if_stack.
11198 2001-07-26 Graham Stott <grahams@redhat.com>
11200 * function.c (locate_and_pad_parm): Also pad initial offset
11201 so that the total argument size also includes the padding.
11203 2001-07-26 Graham Stott <grahams@redhat.com>
11205 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11206 change XSTR to XTMPL.
11208 (process_one_cond_exec): Likewise
11210 2001-07-25 Richard Henderson <rth@redhat.com>
11212 * varasm.c (assemble_variable): Create DECL_RTL before setting
11215 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11217 * predict.c (estimate_probability): Avoid duplicated predictions.
11219 * loop.c (find_and_verify_loops): Grok multiple barriers.
11221 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11223 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11225 * dbxout.c: Consistently use putc instead of fputc.
11226 (print_wide_int): New function; call instead of direct fprintf.
11227 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11228 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11229 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11230 (print_int_cst_octal): Likewise.
11231 (print_octal): Show we wrote characters.
11232 (dbxout_type): Set have_used_extensions in more places.
11234 2001-07-25 Catherine Moore <clm@redhat.com>
11236 * config/v850/v850.c (v850_va_arg): Use addr
11237 instead of valist to build incr.
11239 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11241 * flow.c (delete_dead_jumptables): New function.
11242 (life_analyzis): Call it.
11243 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11246 2001-07-25 Richard Henderson <rth@redhat.com>
11248 * except.c (reachable_handlers): Handle a region being removed
11249 out from under a RESX.
11251 2001-07-25 Richard Henderson <rth@redhat.com>
11253 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11254 swap GE/GT if it is an fp comparison.
11256 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11258 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11261 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11263 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11264 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11267 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11268 throw an exception.
11269 (visit_expression): When attempting to simplify an expression,
11270 retrieve any modes for arguments before they are simplified
11273 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11274 Janis Johnson <janis@us.ibm.com>
11276 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11277 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11278 pointer parameters to match documented usage of nonlocal_goto.
11279 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11280 parameters to their correct order.
11281 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11282 parameters to their correct order.
11284 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11286 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11288 2001-07-25 Jan Hubicka <jh@suse.cz>
11289 Richard Henderson <rth@redhat.com>
11291 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11293 (make_edges): New argument update_p; populate the edge cache if set.
11294 (find_basic_blocks): Update make_edges invocation.
11296 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11298 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11300 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11302 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11303 -Acpu and -Amachine.h.
11304 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11305 Corrected header to say ELF not a.out.
11306 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11307 when given -msoft-float.
11309 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11311 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11312 extra multilib parts like arm-elf.
11313 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11314 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11315 crtfini.o as extra multilib parts.
11317 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11319 * configure.in: Add rtems as a supported thread model.
11320 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11321 * configure: Rebuilt.
11323 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11325 * stor-layout.c (get_mode_alignment): make it work when
11326 BITS_PER_UNIT is not a power of two.
11327 * builtins.c (get_pointer_alignment): Likewise.
11329 2001-07-24 Richard Henderson <rth@redhat.com>
11331 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11332 the retrieved constant into the expected mode.
11334 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11336 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11337 (verify_flow_info): Check for duplicated edges; clarify
11340 * flow.c (block_label): Update basic_block_for_insn.
11341 (commit_edge_insertions): Call compute_bb_for_insn.
11343 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11346 * flow.c (redirect_edge_and_branch,
11347 try_optimize_cfg): Use redirect_edge_succ_nodup
11348 (redirect_edge_succ_nodup): New.
11349 * basic_block.h (redirect_edge_succ_nodup): Declare.
11351 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11354 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11356 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11357 (try_crossjump_to_edge): Update commetns.
11358 (try_crossjump_bb): Likewise.
11360 2001-07-24 Richard Henderson <rth@redhat.com>
11362 * combine.c (distribute_notes): Move set of need_refresh
11363 for noop_move_p down to catch all cases.
11365 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11367 * recog.c (split_all_insns_noflow): New.
11368 * rtl.h (split_all_insns_noflow): Declare.
11369 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11370 * m68hc11.c (m68hc11_reorg): Likewise.
11371 * sh.c (machine_dependent_reorg): Likewise.
11372 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11375 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11377 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11378 (ashlsi3_n splitter): Likewise.
11379 (lshrsi3_n splitter): Likewise.
11381 (GOTaddr2picreg): Make const SImode.
11382 (sym_label2reg): Likewise.
11383 (symGOT2reg): Likewise.
11384 (symGOTOFF2reg) Likewise.
11386 (casesi_worker_0): Make unspec SImode.
11388 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11390 * config/sh/sh.c (barrier_align): Check that an operand really is
11391 an insn before extracting its INSN_CODE.
11393 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11395 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11398 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11399 for SImode to prevent overflow.
11401 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11403 * config/mips/irix6-libc-compat.c: New file.
11404 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11405 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11406 passing workaround.
11408 2001-07-24 lars brinkhoff <lars@nocrew.org>
11410 * rtl.texi (REG_POINTER): Document.
11411 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11412 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11414 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11416 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11418 2001-07-23 Richard Henderson <rth@redhat.com>
11420 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11422 2001-07-23 Kazu Hirata <kazu@hxi.com>
11424 * config/h8300/h8300-protos.h: Add a prototype for
11425 general_operand_dst_push.
11426 * config/h8300/h8300.c (general_operand_dst_push): New.
11427 * config/h8300/h8300.h (OK_FOR_T): New.
11428 (EXTRA_CONSTRAINT): Use it.
11429 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11430 the existing movqi pattern.
11431 (movhi_push): Likewise.
11433 * reload.c: Fix comment typos.
11435 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11437 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11439 2001-07-23 H.J. Lu (hjl@gnu.org)
11441 * doc/extend.texi: Update __builtin_return_address and
11442 __builtin_frame_address.
11444 2001-07-23 Richard Henderson <rth@redhat.com>
11446 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11448 * config/i386/i386.md: New setcc+movzbl peephole2.
11450 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11452 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11453 * objc/objc-act.c: Include debug.h.
11454 (synth_module_prologue): Save and restore debug hooks too.
11456 2001-07-23 lars brinkhoff <lars@nocrew.org>
11458 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11459 and C4X_FLOAT_FORMAT.
11460 (BOOL_TYPE_SIZE): Document.
11462 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11464 * unroll.c (loop_iterations): Fix miscalculation of initial
11467 2001-07-13 Andrew Haley <aph@redhat.com>
11469 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11470 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11471 * config/sh/sh.c (sh_can_redirect_branch): New function.
11472 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11473 * reorg.c (steal_delay_list_from_target): Use
11474 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11476 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11478 * flow.c (try_simplify_condjump): Unlink insn chain on
11479 fallthru edge; use can_fallthru.
11481 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11483 * basic-block.h (find_sub_basic_block): Declare.
11484 * flow.c (make_edges): New arguments MIN and MAX;
11485 (find_sub_basic_blocks): Revamp to use make_edges
11486 and purge_dead_edges.
11487 (find_basic_blocks): Update call of find_sub_basic_block.
11489 * recog.c (split_all_insns): Always expect CFG to be consistent;
11490 call find_sub_basic_blocks in case something has changed.
11491 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11494 * basic-block.h (delete_noop_moves): Declare.
11495 * combine.c (combine_instructions): Call it.
11496 (recog_for_combine): Tolerate noop moves
11497 (distribute_notes): Force refresh when register dies at noop move.
11498 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11500 (life_analysis): Update delete_noop_moves call.
11501 (set_noop_p): Move too ...
11502 * rtlanal.c (noop_move_p): ... here.
11503 * rtl.h (noop_move_p): Declare.
11505 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11506 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11508 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11509 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11511 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11513 * reload.c (push_reload): Fix typo in comment.
11514 (find_reloads_address): Ditto.
11515 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11517 2001-07-22 Richard Henderson <rth@redhat.com>
11519 * flow.c: Grammar check and clarify a lot of comments.
11520 (try_simplify_condjump): Rename variables to be clearer.
11521 (try_forward_edges): Skip complex and fallthru edges.
11522 Rearrange tests to avoid duplicate checks.
11523 (flow_find_cross_jump): Likewise.
11524 (outgoing_edges_match): Allow match if neither branch has
11525 probability data. Loosen probability match to 5%.
11526 (try_crossjump_to_edge): Hoist repeated indirection into
11528 (try_crossjump_bb): Don't check complex edges. Eliminate
11529 redundant crossjump tests.
11530 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11531 checks before more expensive checks.
11533 2001-07-22 Richard Henderson <rth@redhat.com>
11535 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11536 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11539 2001-07-22 Richard Henderson <rth@redhat.com>
11541 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11542 (const_sint32_operand): Likewise.
11543 * m68k.md (anon mulsi pattern): Use const_int_operand not
11544 const_sint32_operand.
11545 (umulsi3_highpart): Zero extend a constant input.
11546 (smulsi3_highpart): Don't bother checking SImode constant.
11547 (const_umulsi3_highpart): Give op3 DImode.
11548 (const_smulsi3_highpart): Likewise.
11550 2001-07-22 Richard Henderson <rth@redhat.com>
11552 * flow.c (split_block): Make sure bb_note is included in the
11553 new block when splitting before a label.
11555 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11557 * basic-block.h (redirect_edge_and_branch_force,
11558 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11559 * flow.c (redirect_edge_and_branch_force,
11560 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11561 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11562 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11563 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11564 instead of label; update CFG after transformation.
11565 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11566 for finishing the transformation; handle even case where ELSE
11567 does not follow THEN.
11568 (find_if_case_2): Update call of dead_or_predictable; simplify
11571 * emit-rtl.c (split_branch_probability): New global variable.
11572 (try_split): Take care to set split_branch_probability and
11573 create REG_BR_PROB note for new jump insns.
11574 * md.texi (define_split): Document new feature.
11576 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11578 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11580 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11581 (asm_out_file): Remove redundant declaration.
11582 (assemble_asm): Remove old #if 0 block.
11583 (assemble_variable): Remove end of function; debug output is
11584 now handled with global_decl. Remove old #if 0 block. Update.
11585 Remove saved_in_section and associated no-op code.
11586 * Makefile.in (varasm.o): Correct dependencies.
11588 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11590 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11591 the definition in defaults.h.
11593 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11595 * jump.c: Update comments.
11596 (delete_barrier_successors, delete_unreferenced_labels,
11597 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11598 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11599 jump_optimize, jump_optimize_minimal): Kill.
11600 (rebuild_jump_labels): Move code from jump_optimize_1.
11601 (purge_line_number_notes): Likewise.
11602 (copy_loop_headers): Likewise.
11603 * reg-stack.c: Update comment.
11604 * stmt.c: Likewise.
11605 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
11606 JUMP_AFTER_REGSCAN): Kill.
11607 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
11608 purge_line_number_notes and copy_loop_headers.
11610 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11611 Richard Henderson <rth@redhat.com>
11613 * dbxout.c (dbxout_global_decl): New.
11614 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11615 * sdbout.c (sdbout_finish): New.
11616 (sdbout_debug_hooks): Use it, add comments.
11617 (sdbout_global_decl): Defer initialised public vars to
11619 * varasm.c (assemble_variable): Don't output debug information
11620 for file-scope variables.
11622 2001-07-22 Richard Henderson <rth@redhat.com>
11624 * config/alpha/alpha.c (get_trap_mode_suffix): New.
11625 (get_round_mode_suffix): New.
11626 (print_operand): Use them for [/]. Remove support for [&'`()+].
11627 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
11628 * config/alpha/alpha.md (attr round_suffix): New.
11629 (attr trap_suffix): New.
11630 (all insns): Set them appropriately. Use %/ instead of the
11631 myriad punctuators.
11633 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11635 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
11637 2001-07-22 Richard Henderson <rth@redhat.com>
11639 * regrename.c (regrename_optimize): Compute nregs for each
11640 potential target register.
11642 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
11643 Richard Henderson <rth@redhat.com>
11645 * dbxout.c (dbxout_global_decl): New.
11646 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11647 * sdbout.c (sdbout_finish): New.
11648 (sdbout_debug_hooks): Use it, add comments.
11649 (sdbout_global_decl): Defer initialised public vars to
11651 * varasm.c (assemble_variable): Don't output debug information
11652 for file-scope variables.
11654 2001-07-21 H.J. Lu (hjl@gnu.org)
11656 * config/mips/mips.c (mips_cpu): Moved into ...
11657 (override_options): Here.
11659 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
11661 (mips_cpu): Removed.
11663 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11665 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
11666 ("iorqi3"): Likewise.
11667 ("xorqi3"): Likewise.
11668 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
11669 ("*subhi3_sp): Likewise.
11670 ("*subhi3"): Likewise.
11671 ("extendhisi2"): Accept D, X and Y as source operand to avoid
11674 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
11676 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
11677 * config/freebsd.h: Likewise.
11678 * config/linux.h: Likewise.
11679 * config/openbsd.h: Likewise.
11680 * config/alpha/linux-elf.h: Likewise.
11681 * config/arm/linux-elf.h: Likewise.
11682 * config/d30v/d30v.h: Likewise.
11683 * config/fr30/fr30.h: Likewise.
11684 * config/ia64/aix.h: Likewise.
11685 * config/ia64/ia64.h: Likewise.
11686 * config/mips/linux.h: Likewise.
11687 * config/pj/pj.h: Likewise.
11688 * config/rs6000/linux.h: Likewise.
11689 * config/sparc/linux.h: Likewise.
11690 * config/sparc/linux64.h: Likewise.
11692 2001-07-20 Bruce Korb <bkorb@gnu.org>
11694 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
11695 because getc() and char* may disagree on signedness.
11697 2001-07-20 Richard Henderson <rth@redhat.com>
11699 * doc/rtl.texi (REG_DEAD): Update for current semantics.
11701 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
11702 insns to delete in the presence of cc0 in a jump insn.
11704 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11705 Jan Hubicka <jh@suse.cz>
11707 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
11708 of doing the change by hand.
11710 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11712 * rtlanal.c (set_noop_p): Return true for noop jumps.
11714 * expr.c (emit_single_push_insn): Add call to push expander.
11715 * expr.h (optab_index): Add OTI_push
11716 (push_optab): New constant.
11717 * genopinit.c (optabs): Add push_optab.
11718 * optabs.c (init_optab): Init push optab.
11719 * md.texi (push??1): Document
11721 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11723 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
11724 expand to emit the pattern; put a REG_INC note for push/pop
11726 ("movdf", "movdf_internal"): Likewise.
11727 ("movsi", "movsi_internal"): Likewise.
11728 ("movsf", "movsf_internal"): Likewise.
11729 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
11731 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11733 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
11736 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
11738 * params.def: Change default max inline insns to 100.
11740 2001-07-20 Diego Novillo <dnovillo@redhat.com>
11742 * combine.c (combine_simplify_rtx): Generate a new shift operation
11743 when simplifying the first operand of a (neg (ashift)) expression.
11745 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11747 * regclass.c (N_REG_INTS): Use only 32 bits per element.
11749 2001-07-20 Kelley Cook <kelley.cook@home.com>
11751 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
11752 information. Move rest into ...
11753 (*-*-solaris): ... here. Eliminate redundant information and
11754 reword necessary packages section. Delete 4.x assembler bug info.
11755 (sparc-sun-*): Merge into ...
11756 (sparc-sun-sunos*): here.
11758 2001-07-20 Catherine Moore <clm@redhat.com>
11760 * config/v850/v850.md (casesi): Generate LABEL_REF
11763 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
11765 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
11766 * i386.c (ix86_zero_extend_to_Pmode): Make global.
11767 * i386.md (strclrsi expander): Use it.
11769 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11771 * integrate.c (copy_insn_list): handle
11772 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11773 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
11774 identically as to CODE_LABEL.
11776 * fold-const (fold): Convert A/B/C to A/(B*C) and
11779 * except.c (connect_post_landing_pads): Delete the RESX insns.
11781 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11783 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11785 * config/mips/mips.md (nmadd/nmsub): Use macro.
11787 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11789 * cppinit.c (remove_dup_dir): Make static.
11790 (remove_dup_dirs): Make static. Only warn about preempting a
11791 system directory with a non-system directory.
11793 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11795 * ifcvt.c (noce_try_store_flag_constants): Correct order
11796 of parameters to trunc_int_for_mode.
11798 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11800 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11801 an exception that will be caught within this function, do not fill
11802 its delay slot with any subsequent instruction.
11804 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11806 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11807 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11808 pointer extension instruction.
11809 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11810 * simplify-rtx.c (simplify_unary_operation) Likewise.
11811 * explow.c (convert_memory_address) Check value of
11812 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11814 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11815 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11816 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11817 Add Multilib Support.
11818 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11819 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11820 Add Multilib Support.
11821 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11823 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11824 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11825 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11827 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11829 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11830 old and new operands in `<', `3' and `b'.
11832 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11834 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11835 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11836 (toplev.o): Don't depend on xcoffout.h.
11837 * c-decl.c: Include debug.h
11838 (duplicate_decls): Use debug hook.
11839 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11840 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11841 (dbxout_types): Remove.
11842 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11843 * debug.c (do_nothing_debug_hooks): Update.
11844 (debug_true_tree, debug_nothing_rtx): New.
11845 * debug.h (struct rtx_def): New.
11846 (struct gcc_debug_hooks): New hooks ignore_block,
11847 outlining_inline_function and label.
11848 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11849 dwarf2out_frame_finish): New.
11850 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11851 Make static, update prototype.
11852 (dwarf2_debug_hooks): Update.
11853 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11854 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11855 * dwarfout.c (dwarf_debug_hooks): Update.
11856 * emit-rtl.c: Include debug.h.
11857 (remove_unnecessary_notes): Use debug hook.
11858 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11859 (final_scan_insn): Use debug hook.
11860 * integrate.c (output_inline_function): Use debug hook.
11861 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11862 (sdb_debug_hooks): Update.
11863 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11864 * toplev.c: Don't include xcoffout.h.
11865 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11866 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11868 * tree.h (dwarf2out_do_frame): Remove.
11870 2001-07-19 Catherine Moore <clm@cygnus.com>
11872 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11874 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11876 * reload1.c (eliminate_regs_in_insn): When updating a set
11877 to the frame pointer to the hardware frame pointer, perform
11878 the update always not just when REPLACE is set.
11880 * reload1.c (choose_reload_regs): Don't inherit a reload
11881 that crosses multiple registers if registers past the first
11882 don't fit in the desired class.
11884 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11885 when negating constants.
11887 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11889 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11890 * doc/tree.texi: Ditto.
11892 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11893 Jakub Jelinek <jakub@redhat.com>
11895 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11896 (extract_cie_info): Handle "eh" augmentation properly,
11898 (struct frame_state, __frame_state_for): New.
11900 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11902 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11903 HANDLE_SYSV_PRAGMA): Define.
11904 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11906 (copy_object): Caller changed.
11908 2001-07-19 Andreas Schwab <schwab@suse.de>
11910 * configure.in (assembler dwarf2 debug_line support): Define nop
11912 * configure: Regenerated.
11914 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11916 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11918 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11919 to conditionally compiled block.
11920 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11921 * dbxout.h (dbxout_function): Remove.
11922 * debug.c (do_nothing_debug_hooks): Update.
11923 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11924 global_decl, deferred_inline_function.
11925 * dwarf2out.c (dwarf2_debug_hooks): Update.
11926 (dwarf2out_global_decl): New.
11927 * dwarfout.c: Don't include dwarfout.h.
11928 (dwarfout_global_decl, dwarfout_function_decl,
11929 dwarfout_deferred_inline_function): New.
11930 (dwarf_debug_hooks): Update.
11931 * dwarfout.h: Remove.
11932 * final.c: Don't include dwarfout.h.
11933 * sdbout.c (sdbout_global_decl): New.
11934 (sdbout_debug_hooks): Update.
11935 * toplev.c: Don't include dwarfout.h.
11936 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11937 (note_deferral_of_defined_inline_function): Remove.
11938 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11939 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11940 * ch/lex.c: Don't include dwarfout.h.
11941 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11942 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11943 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11944 * cp/optimize.c: Include debug.h.
11945 (maybe_clone_body): Use debug hook.
11946 * cp/semantics.c: Include debug.h.
11947 (expand_body): Use debug hook.
11948 * po/POTFILES.in: Remove dwarfout.h.
11950 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11952 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11953 * c-parse.in (yyerror, _yylex): Similarly.
11954 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11955 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11957 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11958 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11960 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11962 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11963 in-class declaration at -g1. Fixes c++/2814.
11965 2001-07-18 Richard Henderson <rth@redhat.com>
11967 * doc/md.texi (reload_in/out): Document restrictions in predicates
11968 and constraints for these patterns. Document empty string matching
11971 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11973 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11975 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11977 * cse.c: Undo my previous patch.
11979 2001-07-18 Tom Tromey <tromey@redhat.com>
11982 * configure: Rebuilt.
11983 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11985 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11987 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11988 Jan Hubicka <jh@suse.cz>
11990 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11991 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11992 * jump.c (mark_jump_label): Do not forward branches.
11994 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11996 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11997 when return value is unused.
11999 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12001 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12003 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12005 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12006 on error. We can't blindly return the result of
12007 pthread_mutex_trylock because it returns a positive number on
12008 error, while we must return -1 on error.
12009 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12011 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12013 2001-07-18 Andreas Jaeger <aj@suse.de>
12015 * integrate.c (output_inline_function): Correct type of debug_hooks.
12017 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12019 * combine.c (combine_simplify_rtx): DIV can be treated
12020 associatively for floats if unsafe math optimisations are enabled.
12022 2001-07-17 Richard Henderson <rth@redhat.com>
12024 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12026 2001-07-17 Richard Henderson <rth@redhat.com>
12028 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12029 don't force the function address into a register.
12030 (expand_call, emit_library_call_value_1): Update callers.
12031 * builtins.c (expand_builtin_apply): Likewise.
12032 * expr.h (prepare_call_address): Update decl.
12034 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12036 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12038 * config/i386/chorus.h: Move up.
12039 * config/sparc/chorus.h: Likewise.
12040 * config/rs6000/chorus.h: Likewise.
12041 * config/chorus.h: Moved here.
12043 2001-07-17 Andreas Schwab <schwab@suse.de>
12045 * configure.in (assembler eh_frame optimization): Handle big
12047 * configure: Regenerated.
12049 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12051 * expr.c (epxand_expr): Convert divisions into multiplications by
12052 reciprocals if -ffast-math.
12054 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12056 * dbxout.c (dbxout_really_begin_function): Rename to
12057 dbxout_begin_function.
12058 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12059 (dbxout_begin_function): Remove.
12060 (dbxout_function): Update.
12061 (dbxout_source_line): Update prototype.
12062 * dbxout.h (dbxout_begin_function): Remove.
12063 * debug.c (do_nothing_debug_hooks): Update.
12064 (debug_nothing_tree): Update.
12065 (debug_nothing_charstar_rtx): Remove.
12066 * debug.h (union tree_node): Declare.
12067 (struct rtx_def): Remove.
12068 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12069 begin_function. Change source_line prototype.
12070 (debug_nothing_tree): New.
12071 (debug_nothing_charstar_rtx): Delete.
12072 (dwarf2out_begin_prologue): Moved from ...
12073 * tree.h: ... here.
12074 * dwarf2out.c (dwarf2_debug_hooks): Update.
12075 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12076 debug info, call dwarf2out_source_line.
12077 (dwarf2out_souce_line): Update prototype.
12078 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12079 Change prototype, make static.
12080 (dwarfout_source_line): Update prototype.
12081 (dwarf_debug_hooks): Update.
12082 * dwarfout.h (dwarfout_begin_function): Remove.
12083 * final.c (final_start_function, final_scan_insn): Use appropriate
12084 debug hooks, update to use notice_source_line.
12085 (output_source_line): Rename notice_source_line. Don't call the
12086 source_line debug hook.
12087 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12088 make static, update prototype.
12089 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12091 (sdbout_end_prologue): New.
12092 (sdbout_source_line): Update prototype.
12093 (sdbout_debug_hooks): Update.
12094 (sdbout_symbol): Remove unused var.
12095 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12097 * varasm.c: Include debug.h.
12098 (assemble_start_function): Use begin_function debug_hook.
12099 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12100 update with prototype.
12101 (xcoffout_source_line): Update prototype.
12102 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12104 (xcoffout_source_line): Update prototype.
12106 2001-07-17 Richard Henderson <rth@redhat.com>
12108 * c-typeck.c (build_binary_op): Do not shorten unsigned
12109 right shift after sign extension.
12111 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12113 * combine.c (combine_simplify_rtx): Attempt to simplify
12114 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12116 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12117 (simplify_binary_operation, simplify_unary_operation,
12118 simplify_relational_operation): Use it.
12120 * combine.c (combine_simplify_rtx): Don't do associative law
12121 on divisions; allow associative law on floats.
12123 2001-07-17 H.J. Lu <hjl@gnu.org>
12124 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12126 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12127 ASM_OUTPUT_WEAK_ALIAS are defined.
12128 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12129 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12131 * config/mips/iris5.h: ... here.
12132 (HANDLE_SYSV_PRAGMA): Defined as 1.
12133 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12134 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12137 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12139 * c-parse.in (all_prefix_attributes): New variable.
12140 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12141 (maybe_resetattrs): New production.
12142 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12143 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12144 notype_initdcl, nested_function, notype_nested_function,
12145 component_decl, components, components_notype,
12146 component_declarator, component_notype_declarator,
12147 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12148 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12149 after a comma being applied to more than one declarator.
12150 * doc/extend.texi (Attribute Syntax): Update. Remove
12151 documentation of bugs that are no longer present.
12153 2001-07-13 Eric Christopher <echristo@redhat.com>
12155 * config/mips/mips.h: Change TUNE_MIPS* options to use
12157 (EXTRA_SPECS): Add cc1_cpu_spec.
12158 * config/mips/mips.md (muldf3): Fix typo.
12160 2001-07-16 Richard Henderson <rth@redhat.com>
12162 * config/m68k/m68k.c: Include expr.h and reload.h.
12163 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12164 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12166 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12167 Richard Henderson <rth@redhat.com>
12169 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12170 (insn_live_p): Fix fall off end of function.
12171 (dead_libcall_p): Remove COUNTS argument; update callers.
12172 (delete_trivially_dead_insns): Remove unused variables.
12174 2001-07-17 Andreas Jaeger <aj@suse.de>
12176 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12177 x86-64 pic support.
12179 * lcm.c (optimize_mode_switching): Avoid warning for unused
12180 variable if !NORMAL_MODE.
12182 * flow.c (try_crossjump_to_edge): Remove unused variable.
12184 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12186 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12187 atexit declaration in stdlib.h.
12189 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12191 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12193 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12195 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12196 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12197 do rebuild_jump_labels instead of jump_optimize
12198 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12199 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12200 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12202 * flow.c: Include timevar.h
12203 (find_basic_block): Push/pop timevar;
12204 (cleanup_cfg): Likewise.
12205 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12206 * Makefile: Add dependencies on timevar.h
12208 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12209 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12211 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12212 * toplev.c (rest_of_compilation): Update calls.
12213 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12214 (delete_trivially_dead_insns): ... here; accept new argument
12215 preserve_basic_blocks; preserve basic blocks if set.
12217 * reg-stack.c (stack_regs_mentioned): Return 0 if
12218 stack_regs_mentioned_data is not initialized.
12219 (reg_to_stack): Make stack_regs_mentioned survive after the
12220 reg-stack is completted; do not call cleanup_cfg.
12221 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12222 make cleanup_cfg after bb-reorder to output to debug file.
12224 2001-07-16 Richard Henderson <rth@redhat.com>
12226 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12227 from int_reg_class_contents.
12229 2001-07-16 Richard Henderson <rth@redhat.com>
12231 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12232 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12233 (init_reg_sets_1): Move initialization from cse_main.
12234 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12235 (cse_main): Move its initialization also.
12236 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12237 * flow.c (propagate_one_insn): Likewise.
12238 * gcse.c (compute_hash_table): Likewise.
12239 (compute_kill_rd, compute_store_table): Likewise.
12240 * sched-deps.c (sched_analyze_1): Likewise.
12242 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12244 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12247 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12249 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12250 in if statement so we don't access undefined memory.
12252 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12254 * gcse.c: Update comment at top.
12255 Update comment on mem handling.
12256 mem_last_set, mem_first_set, mem_set_in_block: gone.
12257 Declaration of reg_set_info: gone.
12258 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12259 pointless with load_killed_in_block_p (they are *more*
12260 conservative then it, not less, and less accurate).
12261 (oprs_not_set_p): Ditto.
12262 (alloc_gcse_mem): Don't allocate mem_set_in_block
12263 (free_gcse_mem): Don't free it, either.
12264 (record_last_mem_set_info): Update comment in front, remove
12265 mem_*set_* stuff. Note the reason we don't handle stores directly
12267 (compute_hash_table): Update comments to reflect reality. Remove
12268 mem_*set_* references.
12269 (reset_opr_set_tables): Remove mem_*set_* references.
12270 (mark_call): Ditto.
12271 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12272 (mark_clobber): Ditto (on both parts, we double set here too).
12273 (expr_killed_p): Remove mem_set_in_block test.
12274 (compute_transp): Remove mem_set_in_block test.
12276 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12277 of edge, and removal of phi alternative to dump file.
12278 (ssa_ccp_substitute_constants): Add note about register now being
12279 constant, and which uses were replaced in what insns to dump file.
12281 2001-07-16 Andreas Jaeger <aj@suse.de>
12283 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12284 variables of type HOST_WIDEST_INT.
12286 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12287 (__bb_exit_func): Correct type of count_max to avoid overflow.
12288 (num_digits): Handle long long argument.
12290 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12292 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12294 * output.h (sdb_begin_function_line): Restore as an extern
12296 * sdbout.c (sdb_begin_function_line): Make extern.
12298 2001-07-15 Richard Henderson <rth@redhat.com>
12300 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12301 * genrecog.c (maybe_both_true_mode): New.
12302 (maybe_both_true_2): Use it.
12303 (write_switch): Don't put Pmode in a switch.
12304 * rtl.c (mode arrays): Don't explicitly size them.
12306 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12308 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12309 handling; move unconditional splitting before mode switching.
12311 * i386.md (type): Add fistp type.
12312 (i387, length_attr, scheduling definitions): Handle this type.
12313 (fix_trunc?f?i2): Revamp to use mode switching.
12314 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12315 * i386.h (fp_cw_mode): New enum
12316 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12317 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12319 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12321 * Makefile.in (integrate.o): Add debug.h.
12322 * integrate.c (debug.h): Add.
12323 (output_inline_function): Save, reset, and restore debug_hooks.
12325 2001-07-15 Richard Henderson <rth@redhat.com>
12327 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12328 instead of COMPARE for the EQUIV expression.
12330 2001-07-15 Richard Henderson <rth@redhat.com>
12332 * flow.c (redirect_edge_and_branch_force): Initialize
12333 global_live_at_start and global_live_at_end.
12334 (allocate_bb_life_data): Export.
12335 * basic-block.h (allocate_bb_life_data): Declare.
12336 * toplev.c (rest_of_compilation): Call it.
12338 2001-07-15 Richard Henderson <rth@redhat.com>
12340 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12341 (alpha_tablejump_best_label): New.
12342 * config/alpha/alpha-protos.h: Declare them.
12343 * config/alpha/alpha.md: Use braced strings for code blocks.
12344 (tablejump_osf): Break out add with r29.
12345 (tablejump_osf_internal): Remove.
12346 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12347 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12349 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12351 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12354 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12356 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12357 (ix86_fp_jump_nontrivial_p): New.
12358 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12359 use ix86_fp_jump_nontrivial_p.
12360 * i386.c (ix86_fp_jump_nontrivial_p): New.
12361 (ix86_split_fp_branch): Accept code instead of rtx.
12362 (ix86_expand_compare): Expand comparison early in case
12363 doing so is resonably cheap.
12365 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12367 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12369 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12370 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12372 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12374 * dbxout.c (dbxout_source_line): Make static, update prototype.
12375 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12376 (dbxout_init, dbxout_finish, dbxout_source_line,
12377 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12378 * dbxout.h (dbxout_source_line): Delete.
12379 * debug.c (debug_nothing_file, debug_nothing_file_int,
12380 debug_nothing_file_charstar_rtx): New.
12381 (do_nothing_debug_hooks): Update.
12382 (debug_nothing_void, debug_nothing_charstar_rtx,
12383 dwarf2out_end_epilogue): New.
12384 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12385 * debug.h (struct rtx_def): Declare.
12386 (gcc_debug_hooks): New hooks source_line, end_epilogue
12388 (debug_nothing_void, debug_nothing_charstar_rtx,
12389 dwarf2out_end_epilogue): New.
12390 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12391 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12392 (dwarf2_debug_hooks): Update.
12393 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12394 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12395 * dwarf2out.h (dwarf2out_source_line): Remove.
12396 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12397 Make static, update prototype.
12398 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12399 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12400 (dwarf_debug_hooks): Update.
12401 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12402 dwarfout_end_function): Remove.
12403 * final.c (profile_function): Use debug hooks for ending functions
12405 (output_source_line, final_end_function): Update prototype,
12407 (final_start_function, final_scan_insn): Update.
12408 * output.h (sdb_begin_function_line): Remove.
12409 (final_end_function): Update prototype.
12410 * sdbout.c (sdb_begin_function_line): Make static.
12411 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12412 (sdbout_source_line): New.
12413 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12415 (sdb_debug_hooks): Update.
12416 (sdbout_init, sdbout_source_line,
12417 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12418 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12419 * toplev.c (compile_file, rest_of_compilation): Update.
12420 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12421 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12422 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12423 Update for prototype changes.
12424 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12425 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12427 2001-07-15 Richard Henderson <rth@redhat.com>
12429 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12430 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12431 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12432 * config/alpha/alpha.c: Likewise.
12433 * config/alpha/alpha.md: Likewise.
12434 * config/alpha/alpha32.h: Likewise.
12435 * config/alpha/vms.h: Likewise.
12436 (OPEN_VMS): Remove.
12438 2001-07-14 Richard Henderson <rth@redhat.com>
12440 * config/alpha/alpha.md: Use define_constants for unspec values.
12441 Substitute throughout.
12443 2001-07-14 Tim Josling <tej@melbpc.org.au>
12445 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12447 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12449 * pa.md: Remove unused constraints from define_split's.
12451 2001-04-14 Richard Henderson <rth@redhat.com>
12453 * ifcvt.c (find_cond_trap): Test for exit block.
12455 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12457 Re-install recently reverted patch.
12458 * emit-rtl.c (try_split): Update mark_jump_label call.
12459 * flow.c (find_sub_basic_blocks): Likewise.
12460 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12461 jump_back_p): Kill.
12462 (mark_all_labels): Kill second parameter.
12463 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12464 (rebuild_jump_labels, jump_optimize_minimal): Update call
12465 of jump_optimize_1.
12466 (jump_optimize_1): Kill crossjumping code.
12467 (mark_jump_label): Kill cross_jump parameter.
12468 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12469 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12470 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12472 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12474 (dump_file_info): Likewise.
12475 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12476 reorganize passes to do reg-stack first, bb-reorder second.
12477 * invoke.texi (-d letters doc): Remove the jump2 pass.
12479 2001-07-14 Richard Henderson <rth@redhat.com>
12481 * ifcvt.c (find_cond_trap): New.
12482 (find_if_header): Call it.
12483 (merge_if_block): Relax existing jump sanity check.
12484 * jump.c (jump_optimize_1): Remove conditional trap handling.
12486 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12488 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12490 (insn_refs_are_delayed): Correct comment.
12491 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12492 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12493 instead of r31. Make associated insn !TARGET_64BIT, and
12494 provide an additional 64-bit insn that clobbers r2.
12495 (divsi3): Likewise.
12496 (udivsi3): Likewise.
12497 (modsi3): Likewise.
12498 (umodsi3): Likewise.
12500 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12502 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12504 * flow.c (redirect_edge_and_branch_force, split_edge,
12505 try_crossjump_to_edge): Use set_block_for_new_insns.
12506 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12508 2001-07-13 H.J. Lu (hjl@gnu.org)
12510 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12513 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12515 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12517 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12519 * c-common.c (decl_attributes): Take a pointer to the node to
12520 which attributes are to be attached, and a flags argument.
12521 * c-common.h (enum attribute_flags): New.
12522 (decl_attributes): Update prototype.
12523 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12524 finish_enum, start_function): Update calls to decl_attributes.
12525 * c-parse.in (component_declarator, component_notype_declarator,
12526 label): Update calls to decl_attributes.
12528 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12530 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12531 * config/avr/avr.c (legitimate_address_p): Return value changed
12532 from letter to register classes. For better debugging.
12534 2001-07-13 Kazu Hirata <kazu@hxi.com>
12536 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12538 2001-07-13 H.J. Lu (hjl@gnu.org)
12540 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12542 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12544 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12545 correctly for shared configurations.
12546 * config/t-libgcc-pic: New.
12547 * config/{i386,m68k,sparc}/t-openbsd: New.
12548 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12549 Support -shared. Support debugging libraries with -g.
12550 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12551 frame information does not emit pointer diffs.
12552 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12553 emit pointer diffs.
12555 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12557 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12559 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12561 * combine.c (try_combine): Ensure const_int pow2 is positive.
12563 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12565 * config.gcc: Add configuration for s/390.
12566 * config/s390/s390.c: New. Subroutines for code generation.
12567 * config/s390/s390.h: New. Definitions for s/390.
12568 * config/s390/s390-protos.h: New. Prototypes.
12569 * config/s390/linux.h: New. Definitions for linux for s/390.
12570 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12571 * config/s390/t-linux: New. Makefile fragment.
12572 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12573 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12575 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12577 * emit-rtl.c (try_split): Update mark_jump_label call.
12578 * flow.c (find_sub_basic_blocks): Likewise.
12579 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12580 jump_back_p): Kill.
12581 (mark_all_labels): Kill second parameter.
12582 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12583 (rebuild_jump_labels, jump_optimize_minimal): Update call
12584 of jump_optimize_1.
12585 (jump_optimize_1): Kill crossjumping code.
12586 (mark_jump_label): Kill cross_jump parameter.
12587 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12588 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12589 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12591 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12593 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12594 reorganize passes to do reg-stack first, bb-reorder second.
12595 * invoke.texi (-d letters doc): Remove the jump2 pass.
12597 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12599 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12601 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12603 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12605 (verify_flow_info): Make diagnostics prettier.
12607 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12609 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
12611 * flow.c (outgoing_edges_match): Return early if condition reversal
12614 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
12616 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
12617 (mips_move_2words): When splitting a move into two instructions,
12618 prefix the second address operand with '%D'.
12620 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
12622 * Makefile.in (final.o): Depend on debug.h.
12623 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
12624 (dbx_debug_hooks): Add new hooks.
12625 (xcoff_debug_hooks): New.
12626 * debug.c (debug_nothing_file_int_int): New.
12627 (do_nothing_debug_hooks): Update.
12628 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
12629 (debug_nothing_file_int_int): New.
12630 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
12631 static, update prototype.
12632 (dwarf2_debug_hooks): Update.
12633 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
12634 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
12635 static, update prototype.
12636 (dwarf_debug_hooks): Update.
12637 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
12638 * final.c: Include debug.h.
12639 (final_scan_insn): Use debug hooks when beginning and ending blocks.
12640 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
12641 static, update prototype.
12642 (sdb_debug_hooks): Update.
12643 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
12644 * toplev.c: Distinguish between xcoff and dbx.
12646 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
12647 Call all debug hooks, not just dwarf ones.
12649 2001-07-11 Timothy Wall <twall@redhat.com>
12651 * config.gcc: Add configuration for AIX5/IA64.
12652 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
12653 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
12654 support prefix/suffix code.
12655 * config/ia64/t-aix: New. Makefile fragment.
12656 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
12658 2001-07-11 Kazu Hirata <kazu@hxi.com>
12660 * recog.c (validate_change): Fix a comment typo.
12662 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
12664 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
12665 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
12667 * dbxout.c (dbx_debug_hooks): Add new hooks.
12668 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
12670 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
12672 * dbxout.h (dbxout_start_new_source_file,
12673 dbxout_resume_previous_source_file): Delete.
12674 * debug.c (do_nothing_debug_hooks): Add new hooks.
12675 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12676 (debug_nothing_int_charstar, debug_nothing_int): New.
12677 * debug.h (gcc_debug_hooks): New hooks define, undef,
12678 start_source_file and end_source_file.
12679 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12680 (debug_nothing_int_charstar, debug_nothing_int): New.
12681 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
12682 the conditionally compiled section.
12683 (dwarf2out_start_source_file, dwarf2out_end_source_file,
12684 dwarf2out_define, dwarf2out_undef): Make static.
12685 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
12686 dwarf2out_define, dwarf2out_undef): Remove.
12687 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
12688 (dwarfout_start_source_file, dwarfout_end_source_file,
12689 dwarfout_define, dwarfout_undef): Make static.
12690 (dwarfout_start_source_file_check,
12691 dwarfout_end_source_file_check): New.
12692 (dwarfout_define, dwarfout_finish): Update.
12693 * dwarfout.h (dwarfout_start_new_source_file,
12694 dwarfout_resume_previous_source_file, dwarfout_define,
12695 dwarfout_undef): Remove.
12696 * sdbout.c (sdb_debug_hooks): Add new hooks.
12697 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
12699 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
12700 make static, take an arg.
12701 * sdbout.h (sdbout_start_new_source_file,
12702 sdbout_resume_previous_source_file): Delete.
12703 * toplev.c (debug_start_source_file, debug_end_source_file,
12704 debug_define, debug_undef): Delete.
12705 * toplev.h (debug_start_source_file, debug_end_source_file,
12706 debug_define, debug_undef): Delete.
12708 * java/jcf-parse.c: Include debug.h.
12709 (parse_class_file): Update to use debug hooks directly.
12710 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
12712 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12714 * alias.c (set_mem_alias_set): New function.
12715 * rtl.h (set_mem_alias_set): Declare it.
12716 * builtins.c (expand_builtin_return_addr): Call it instead of
12717 using MEM_ALIAS_SET accessor.
12718 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
12719 (get_memory_rtx, expand_builtin_va_arg): Likewise.
12720 (expand_builtin_va_copy):Likewise.
12721 * caller-save.c (setup_save_areas): Likewise.
12722 * calls.c (compute_argument_addresses): Likewise.
12723 * explow.c (set_mem_attributes): Likewise.
12724 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
12725 (expand_assignment, store_constructor_field, store_field): Likewise.
12726 (expand_expr_unaligned): Likewise.
12727 * function.c (assign_stack_temp_for_type): Likewise.
12728 (put_reg_into_stack, gen_mem_addressof): Likewise.
12729 * ifcvt.c (noce_try_cmove_arith): Likewise.
12730 * reload1.c (reload, alter_reg): Likewise.
12731 * config/alpha/alpha.c (get_aligned_mem): Likewise.
12732 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
12733 (alpha_expand_unaligned_store): Likewise
12734 (alpha_expand_unaligned_load_words): Likewise.
12735 (alpha_expand_unaligned_store_words): Likewise.
12736 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
12737 (alpha_expand_epilogue): Likewise.
12738 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
12739 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
12740 * config/i386/i386.c (legitimize_pic_address): Likewise.
12741 * config/i960/i960.c (setup_incoming_varargs): Likewise.
12742 * config/ia64/ia64.c (spill_restore_mem): Likewise.
12743 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
12744 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
12745 * config/mips/mips.c (mips_va_arg): Likewise.
12746 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
12747 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
12748 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12749 (setup_incoming_varargs, rs6000_va_arg): Likewise.
12750 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
12751 (rs6000_emit_epilogue): Likewise.
12752 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
12753 * config/sparc/sparc.c (sparc_va_arg): Likewise.
12754 * config/v850/v850.c (v850_va_arg): Likewise.
12756 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
12758 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
12759 when fallthru edge is present.
12760 (mege_blocks): Handle case where creation of jump insn
12763 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
12764 CLEANUP_POST_REGSTACK): New constants.
12765 * except.c (finish_eh_generation): Update call of cleanup_cfg,
12766 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
12767 * output.h (cleanup_cfg): Update prototype.
12768 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
12769 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
12770 cleanup_cfg call; kill missleading comment.
12771 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
12772 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
12773 parameter; control optimizations performed using it.
12774 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
12775 try_crossjump_bb): New functions.
12777 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12779 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12781 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12782 pa_output_function_prologue.
12783 * pa-protos.h (pa_output_function_prologue): New prototype.
12785 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12787 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12788 and low to get correct sign extension in low+high test.
12790 2001-07-11 Janis Johnson <janis@us.ibm.com>
12792 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12793 for large hit count.
12795 * profile.c (branch_prob): Fix .bbg info for computed gotos
12798 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12800 * stmt.c (parse_output_constraint): New function, split out
12802 (expand_asm_operands): ... here. Use parse_output_constraint.
12803 * tree.h (parse_output_constraint): Declare it.
12805 2001-07-11 Richard Henderson <rth@redhat.com>
12807 * bitmap.c: Comment some functions; fiddle whitespace.
12808 (bitmap_free): Don't export.
12809 (bitmap_element_allocate): Use memset.
12810 * bitmap.h (bitmap_free): Don't declare.
12812 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12814 * gcse.c, lcm.c, sched-deps.c:
12815 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12817 * flow.c (flow_loops_find): Free dom if we found no loops, since
12818 we aren't going to save it.
12820 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12823 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12825 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12827 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12829 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12830 #ifndef DWARF2_DEBUGGING_INFO.
12832 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12834 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12836 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12838 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12839 reverse a branch if a NE comparison is implemented with GTU.
12841 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12842 H.J. Lu <hjl@gnu.org>
12844 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12845 constant addresses.
12846 (call_internal2): Likewise.
12847 (call_value_internal1): Likewise.
12848 (call_value_internal2): Likewise.
12849 (call_value_multiple_internal1): Likewise.
12850 (call_value_multiple_internal2): Likewise.
12852 2001-07-10 Kazu Hirata <kazu@hxi.com>
12854 * calls.c (emit_library_call_value_1): Fix a comment typo.
12855 * dwarf2out.c (mem_loc_descriptor): Likewise.
12856 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12858 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12860 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12862 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12864 * recog.c (offsettable_address_p): Handle LO_SUM case.
12865 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12866 instead of plus_constant.
12868 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12870 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12871 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12873 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12875 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12876 adjust_address_nv instead of plus_constant.
12878 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12880 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12881 dwarf2out.o): Depend on debug.h, wrap long lines.
12882 * dbxout.c: Include debug.h.
12883 (dbx_debug_hooks): New.
12884 (dbxout_init): Make static, take just 2 args.
12885 (dbxout_finish): Make static.
12886 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12887 * debug.c: New file.
12888 * debug.h: New file.
12889 * dwarf2out.c: Include debug.h.
12890 (dwarf2_debug_hooks): New.
12891 (dwarf2out_init): Make static.
12892 (dwarf2out_finish): Make static, take 2 args.
12893 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12894 * dwarfout.c: Include debug.h.
12895 (dwarf_debug_hooks): New.
12896 (dwarfout_init): Make static.
12897 (dwarfout_finish): Make static, take 2 args.
12898 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12899 * sdbout.c: Include debug.h.
12900 (sdb_debug_hooks): New.
12901 (sdbout_init): Make static, take 2 args.
12902 * sdbout.h (sdbout_init): Delete.
12903 * toplev.c: Include debug.h.
12904 (debug_hooks): New.
12905 (compile_file): Set deubg_hooks based on command line options.
12906 Use the hooks unconditionally rather than conditional compilation.
12908 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12910 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12911 first_insn_after_basic_block_note instead.
12913 * df.c (df_bb_refs_unlink): #if 0 out for now.
12915 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12917 * ssa.h: Add prototype for ssa_const_prop
12918 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12919 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12920 (ssa_fast_dce): Remove unused variable
12922 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12924 * diagnostic.c (finish_diagnostic): Rename to
12925 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12928 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12930 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12933 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12934 (dump_file): Only pad the demangled name with spaces if the
12935 mangled name was padded with spaces.
12937 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12939 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12942 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12944 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12945 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12946 EXPAND_INITIALIZER.
12948 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12949 whether can put offset inside LO_SUM to check mode alignment, not size.
12951 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12953 * doc/tm.texi (Misc): Fix thinko.
12955 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12957 * regmove.c (replace_in_call_usage): Fix warnings.
12958 * sched-deps.c (add_dependence): Fix warnings.
12959 * simplify-rtx.c (simplify_subreg): Likewise.
12960 Return NULL_RTX instead of NULL.
12962 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12963 (subst_asm_stack_regs): Likewise.
12965 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12968 * dwarf2out.c (output_call_frame_info): Declare i as int.
12969 (build_abbrev_table): Declare n_alloc as int.
12970 (dwarf2out_finish): Initialize die.
12971 * except.c: Declare sjlj_funcdef_number as unsigned.
12972 (connect_post_landing_pads): Declare j as unsigned.
12973 (convert_to_eh_region_ranges): Initialize call_site.
12974 (output_function_exception_table): Initialize tt_format_size.
12975 * expr.c (move_by_pieces_1): Initialize to1.
12976 (store_constructor): Initialize minelt and maxelt.
12977 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12978 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12980 * c-decl.c (combine_parm_decls): Unused, remove.
12981 * c-tree.h: Remove prototype for combine_parm_decls.
12983 * reload.c (push_reload): Fix warning.
12984 (regno_clobbered_p): Likewise.
12985 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12986 (reload_combine): Likewise.
12988 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12989 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12991 * bitmap.c (bitmap_operation): Change user.
12992 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12994 2001-07-10 Eric Christopher <echristo@redhat.com>
12996 * config/mips/mips.c (override_options): Fix typo.
12998 2001-07-09 Stan Shebs <shebs@apple.com>
13000 * target.h (struct gcc_target): New fields init_builtins and
13002 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13003 (TARGET_EXPAND_BUILTIN): New macro.
13004 (TARGET_INITIALIZER): Add them.
13005 * builtins.c: Include target.h.
13006 (expand_builtin): Use targetm.expand_builtin.
13007 (default_init_builtins): New function.
13008 (default_expand_builtin): New function.
13009 * expr.h (default_init_builtins): Declare.
13010 (default_expand_builtin): Declare.
13011 * c-common.c (c_common_nodes_and_builtins): Use
13012 targetm.init_builtins.
13013 * defaults.h (MD_INIT_BUILTINS): Remove.
13014 * Makefile.in (builtins.o): Depend on target.h.
13016 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13017 (TARGET_EXPAND_BUILTIN): Define.
13018 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13019 (MD_EXPAND_BUILTIN): Remove.
13021 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13022 (TARGET_EXPAND_BUILTIN): Define.
13023 (c4x_init_builtins): Make endlink arg a local.
13024 (c4x_print_operand): Fix typos in adjust_address usages.
13025 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13026 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13027 (MD_EXPAND_BUILTIN): Remove.
13029 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13030 (TARGET_EXPAND_BUILTIN): Define.
13031 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13032 (ix86_init_builtins): Call new function only if TARGET_MMX.
13033 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13034 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13035 (MD_EXPAND_BUILTIN): Remove.
13037 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13038 (TARGET_EXPAND_BUILTIN): Define.
13039 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13040 (MD_EXPAND_BUILTIN): Remove.
13042 * doc/tm.texi: Document these changes.
13044 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13046 * basic-block.h (tree_node): Forward declare if needed.
13047 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13048 (BLOCK_HEAD_TREE): Define.
13049 (BLOCK_END_TREE): Define.
13050 (struct loops): Rename field 'tree' to 'tree_root'.
13051 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13053 (flow_loops_tree_build): Rename reference to field 'tree' to
13055 (flow_loops_level_compute): Ditto.
13056 * predict.c (estimate_bb_frequencies): Ditto.
13057 * tree.h (struct tree_common): Add field 'aux'.
13059 2001-07-09 Stan Shebs <shebs@apple.com>
13061 * config/darwin.c (darwin_encode_section_info): Don't mark any
13062 DECL_EXTERNAL node as defined.
13064 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13066 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13067 pa_free_machine_status, hppa_init_pic_save): Delete.
13068 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13069 (hppa_profile_hook): Use hppa_pic_save_rtx.
13070 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13071 hppa_init_pic_save): Delete.
13072 (hppa_pic_save_rtx): Declare.
13073 * pa.md (call, call_value, sibcall, sibcall_value,
13074 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13076 2001-07-09 Kazu Hirata <kazu@hxi.com>
13078 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13079 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13081 2001-07-09 Andreas Jaeger <aj@suse.de>
13083 * output.h: Add declaration of final_forward_branch_p.
13085 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13087 * varray.c: Include errors.h for internal_error and trim_filename
13090 * Makefile.in (varray.o): Add errors.h.
13092 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13094 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13095 * optabs.c (have_add2_insn): Check whether the add insn chosen
13096 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13097 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13099 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13101 * Makefile.in (OBJS): Add ssa-ccp.o
13102 (ssa-ccp.o): Add dependencies.
13103 * toplev.c (DFI_ssa_ccp): New dump file enum.
13104 (dump_file): Add entry for dumping after SSA CCP.
13105 (flag_ssa_ccp): New flag variable.
13106 (f_options): Add -fssa-ccp.
13107 (rest_of_compilation): Run SSA CCP if requested.
13108 * timevar.def (TV_SSA_CCP): New timevar.
13109 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13110 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13111 Fix minor typo in SSA DCE documentation.
13112 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13113 Add documentation for new dump option. Renumber dump files
13116 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13118 * emit-rtl.c (gen_highpart_mode): New.
13119 * rtl.h (gen_highpart_mode): Declare.
13120 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13121 operand can be VOIDmode constant.
13123 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13125 * flow.c (redirect_edge_and_branch_force): New.
13126 (can_fallthru): Ensure that basic blocks are succeeding.
13127 (try_optimize_cfg): Do not delete basic block if it is the last one.
13129 * flow.c (try_redirect_by_replacing_jump): Do not remove
13130 jumps with side effects, unlink chain on fallthru edge;
13131 set block for new jump instruction; avoid basic block to
13132 over by line number note.
13134 * flow.c (try_simplify_condjump): Verify that the condjump
13135 is not always falling through.
13138 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13140 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13141 (try_redirect_by_replacing_jump): Update properly the count
13142 and frequency information.
13144 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13146 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13147 address that is a LO_SUM specially.
13148 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13150 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13152 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13153 (operand_subword): Use them.
13154 (change_address_1): Renamed from change_address; new arg VALIDATE.
13155 * expr.h: Reflect above changes; change_address now macro.
13156 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13158 * cselib.c (add_mem_for_addr): Likewise.
13159 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13160 * regmove.c (try_apply_stack_adjustment): Likewise.
13161 * reload.c (push_reload, make_memloc): Likewise.
13162 * reload1.c (eliminate_regs): Likewise.
13163 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13164 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13166 * combine.c (make_extraction, simplify_shift_const): Likewise.
13167 (gen_lowpart_for_combine): Likewise.
13168 * cse.c (gen_lowpart_if_possible): Likewise.
13169 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13170 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13171 * optabs.c (gen_move_insn): Likewise.
13172 * reload1.c (alter_reg): Likewise.
13173 * simplify-rtx.c (simplify_subreg): Likewise.
13174 * stmt.c (expand_anon_union_decl): Likewise.
13175 * recog.c (validate_replace_rtx_1): Likewise.
13177 * Makefile.in (recog.o): Add $(EXPR_H).
13178 * explow.c (stabilize): Call replace_equiv_address.
13179 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13180 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13182 2001-07-03 Andrew Haley <aph@redhat.com>
13184 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13185 the mode of the memory location.
13187 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13189 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13191 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13193 * final.c (output_addr_const): Use target opening and
13194 closing parentheses.
13195 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13196 defaults, add to TARGET_ASM_OUT.
13197 * target.h (struct gcc_target): Add open_paren and close_paren.
13198 * doc/md.texi: Update.
13199 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13200 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13201 TARGET_ASM_CLOSE_PAREN.
13202 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13204 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13206 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13207 * config/a29k/a29k.h: Similarly.
13208 * config/alpha/alpha.h: Similarly.
13209 * config/arc/arc.h: Similarly.
13210 * config/arm/aof.h: Similarly.
13211 * config/arm/aout.h: Similarly.
13212 * config/avr/avr.h: Similarly.
13213 * config/c4x/c4x.h: Similarly.
13214 * config/clipper/clipper.h: Similarly.
13215 * config/convex/convex.h: Similarly.
13216 * config/d30v/d30v.h: Similarly.
13217 * config/dsp16xx/dsp16xx.h: Similarly.
13218 * config/elxsi/elxsi.h: Similarly.
13219 * config/fr30/fr30.h: Similarly.
13220 * config/h8300/h8300.h: Similarly.
13221 * config/i370/i370.h: Similarly.
13222 * config/i386/i386.h: Similarly.
13223 * config/i860/i860.h: Similarly.
13224 * config/i960/i960.h: Similarly.
13225 * config/ia64/ia64.h: Similarly.
13226 * config/m32r/m32r.h: Similarly.
13227 * config/m68hc11/m68hc11.h: Similarly.
13228 * config/m68k/m68k.h: Similarly.
13229 * config/m88k/m88k.h: Similarly.
13230 * config/mcore/mcore.h: Similarly.
13231 * config/mips/mips.h: Similarly.
13232 * config/mn10200/mn10200.h: Similarly.
13233 * config/mn10300/mn10300.h: Similarly.
13234 * config/ns32k/ns32k.h: Similarly.
13235 * config/pa/pa.h: Similarly.
13236 * config/pdp11/pdp11.h: Similarly.
13237 * config/pj/pj.h: Similarly.
13238 * config/romp/romp.h: Similarly.
13239 * config/rs6000/rs6000.h: Similarly.
13240 * config/sh/sh.h: Similarly.
13241 * config/sparc/sparc.h: Similarly.
13242 * config/v850/v850.h: Similarly.
13243 * config/vax/vax.h: Similarly.
13244 * config/we32k/we32k.h: Similarly.
13246 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13248 * doc/c-tree.texi: Document representation of attributes.
13250 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13252 * doc/tm.texi: Update some places for the rename of target to
13255 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13257 * target.h (struct gcc_target): Add insert_attributes.
13258 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13259 (TARGET_INITIALIZER): Update.
13260 * tree.c, tree.h (default_insert_attributes): New function.
13261 Update comments on other default functions to refer to targetm,
13263 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13264 TARGET_INSERT_ATTRIBUTES.
13265 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13266 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13267 Don't use PRAGMA_INSERT_ATTRIBUTES.
13268 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13269 * c-decl.c (start_decl, start_function): Don't call
13270 SET_DEFAULT_DECL_ATTRIBUTES.
13271 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13272 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13274 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13275 (c4x_check_attribute): Avoid modifying attribute list itself.
13276 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13278 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13279 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13281 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13282 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13284 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13285 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13287 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13288 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13289 Adjust parameters. Make static.
13291 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13293 * c-common.c (decl_attributes): Only take a single attributes
13295 * c-common.h (decl_attributes): Update prototype.
13296 * c-decl.c (start_decl, start_function): Only take a single
13297 attributes parameter. Update calls to decl_attributes.
13298 (finish_struct, finish_enum): Update calls to decl_attributes.
13299 (push_parm_decl): Expect unified list of attributes. Update call
13300 to decl_attributes.
13301 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13302 notype_nested_function, component_declarator,
13303 component_notype_declarator, label): Update calls to
13305 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13306 lists that are passed to push_parm_decl.
13307 * c-tree.h (start_function, start_decl): Update prototypes.
13308 * config/sh/sh-protos.h, config/sh/sh.c
13309 (sh_pragma_insert_attributes): Only take a single attributes
13311 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13312 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13313 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13314 build_module_descriptor, generate_static_references,
13315 generate_strings, build_selector_translation_table,
13316 generate_descriptor_table, generate_protocols,
13317 generate_ivars_list, generate_dispatch_table,
13318 generate_protocol_list, generate_category,
13319 generate_shared_structures, really_start_method, add_objc_decls,
13320 generate_classref_translation_entry): Update calls to start_decl
13321 and start_function.
13322 (build_tmp_function_decl, start_method_def): Unify attribute lists
13323 that are passed to push_parm_decl.
13325 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13327 * final.c (no_asm_to_stream): New.
13328 (final_scan_insn): Use target structures for prologue ends
13329 and epilogue starts.
13330 * output.h (no_asm_to_stream): New.
13331 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13332 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13333 (TARGET_ASM_OUT): Update.
13334 * target.h (struct gcc_target): New members function_end_prologue
13335 and function_begin_epilogue.
13336 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13337 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13338 * config/alpha/alpha.c (output_end_prologue): Rename to
13339 alpha_output_function_end_prologue. Use in target struct
13341 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13342 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13343 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13344 ia64_output_function_end_prologue. Use in target struct
13346 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13347 mistyped prototypes.
13348 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13349 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13351 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13352 an use in target struct, make static.
13353 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13356 2001-07-08 Richard Henderson <rth@redhat.com>
13358 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13360 2001-07-08 Richard Henderson <rth@redhat.com>
13362 * config/i386/i386.md: Remove constraints strings from define_split
13363 and define_peephole2 patterns.
13364 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13365 (eh_return): Use them.
13367 2001-07-08 Richard Henderson <rth@redhat.com>
13369 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13370 Document MD_FALLBACK_FRAME_STATE_FOR.
13372 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13374 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13375 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13377 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13379 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13381 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13382 of the label inside NAME as opposed to just the end of NAME.
13384 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13386 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13387 * config/alpha/alpha.c (alpha_init_machine_status,
13388 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13389 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13390 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13391 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13393 2001-07-06 Stan Shebs <shebs@apple.com>
13395 * target.h (targetm): Rename global from "target", so as not to
13396 conflict with local variables.
13398 * c-typeck.c: Ditto.
13401 * cp/decl.c: Ditto.
13402 * cp/decl2.c: Ditto.
13403 * cp/typeck.c: Ditto.
13404 * 1750a/1750a.c: Ditto.
13405 * a29k/a29k.c: Ditto.
13406 * arc/arc.c: Ditto.
13407 * arm/arm.c: Ditto.
13408 * avr/avr.c: Ditto.
13409 * clipper/clipper.c: Ditto.
13410 * convex/convex.c: Ditto.
13411 * d30v/d30v.c: Ditto.
13412 * dsp16xx/dsp16xx.c: Ditto.
13413 * elxsi/elxsi.c: Ditto.
13414 * fr30/fr30.c: Ditto.
13415 * h8300/h8300.c: Ditto.
13416 * i370/i370.c: Ditto.
13417 * i386/i386.c: Ditto.
13418 * i860/i860.c: Ditto.
13419 * i960/i960.c: Ditto.
13420 * ia64/ia64.c: Ditto.
13421 * m32r/m32r.c: Ditto.
13422 * m68hc11/m68hc11.c: Ditto.
13423 * m68k/m68k.c: Ditto.
13424 * m88k/m88k.c: Ditto.
13425 * mips/mips.c: Ditto.
13426 * ns32k/ns32k.c: Ditto.
13428 * pdp11/pdp11.c: Ditto.
13429 * romp/romp.c: Ditto.
13430 * rs6000/rs6000.c: Ditto.
13432 * sparc/sparc.c: Ditto.
13433 * vax/vax.c: Ditto.
13434 * we32k/we32k.c: Ditto.
13435 * doc/tm.texi: Update the manual to match.
13437 2001-07-06 Richard Henderson <rth@redhat.com>
13439 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13440 DWARF2_UNWIND_INFO not just whether it is defined.
13442 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13444 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13445 call to simplify_binary_operation returns a new pattern.
13447 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13449 * glimits.h (__SHRT_MAX__): New.
13450 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13451 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13453 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13455 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13458 2001-07-06 Richard Henderson <rth@redhat.com>
13460 * bitmap.c (bitmap_release_memory): Move adjacent to the
13461 allocation functions.
13462 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13463 the implementation. Binary search for the set bit.
13464 (bitmap_union_of_diff): Allocate the temporary on the stack
13465 instead of using xmalloc.
13467 2001-07-06 Richard Henderson <rth@redhat.com>
13469 * genrecog.c (validate_pattern): Warn for constraints in
13470 define_{expand,split,peephole2}. Remove strict_low_part
13471 before looking up match_dup.
13473 2001-07-06 DJ Delorie <dj@redhat.com>
13475 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13476 chapter about various build hints and history. Add section
13477 talking about the various types of native and cross builds.
13479 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13481 * Makefile.in (final.o): Depend on target.h.
13482 * final.c: Include target.h.
13483 (default_function_pro_epilogue): New.
13484 (final_start_function): Use target structure for function prologues.
13485 (final_end_function): Use target structure for function epilogues.
13486 * fold-const.c (real_hex_to_f): Constify s and p.
13487 * output.h (default_function_pro_epilogue): New.
13488 * real.h (real_hex_to_f): Update prototype.
13489 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13490 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13491 (TARGET_INITIALIZER): Update.
13492 * target.h (gcc_target): Add struct asm_out.
13493 * doc/tm.texi: Update.
13496 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13497 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13498 in cpu/cpu.c, or rename old functions consistently. Take
13499 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13500 redundant macros and prototypes. Make new functions static.
13502 * 1750a/1750a.c: Similarly.
13503 * 1750a/1750a.h: Similarly.
13504 * a29k/a29k-protos.h: Similarly.
13505 * a29k/a29k.c: Similarly.
13506 * a29k/a29k.h: Similarly.
13507 * arc/arc-protos.h: Similarly.
13508 * arc/arc.c: Similarly.
13509 * arc/arc.h: Similarly.
13510 * arm/arm-protos.h: Similarly.
13511 * arm/arm.c: Similarly.
13512 * arm/arm.h: Similarly.
13513 * avr/avr-protos.h: Similarly.
13514 * avr/avr.c: Similarly.
13515 * avr/avr.h: Similarly.
13516 * clipper/clipper-protos.h: Similarly.
13517 * clipper/clipper.c: Similarly.
13518 * clipper/clipper.h: Similarly.
13519 * convex/convex.c: Similarly.
13520 * convex/convex.h: Similarly.
13521 * d30v/d30v-protos.h: Similarly.
13522 * d30v/d30v.c: Similarly.
13523 * d30v/d30v.h: Similarly.
13524 * d30v/d30v.md: Similarly.
13525 * dsp16xx/dsp16xx-protos.h: Similarly.
13526 * dsp16xx/dsp16xx.c: Similarly.
13527 * dsp16xx/dsp16xx.h: Similarly.
13528 * elxsi/elxsi.c: Similarly.
13529 * elxsi/elxsi.h: Similarly.
13530 * fr30/fr30.c: Similarly.
13531 * fr30/fr30.md: Similarly.
13532 * h8300/h8300-protos.h: Similarly.
13533 * h8300/h8300.c: Similarly.
13534 * h8300/h8300.h: Similarly.
13535 * i370/i370-protos.h: Similarly.
13536 * i370/i370.c: Similarly.
13537 * i370/i370.h: Similarly.
13538 * i386/i386.c: Similarly.
13539 * i386/osf1elf.h: Similarly.
13540 * i386/osfrose.h: Similarly.
13541 * i860/i860-protos.h: Similarly.
13542 * i860/i860.c: Similarly.
13543 * i860/i860.h: Similarly.
13544 * i960/i960-protos.h: Similarly.
13545 * i960/i960.c: Similarly.
13546 * i960/i960.h: Similarly.
13547 * ia64/ia64-protos.h: Similarly.
13548 * ia64/ia64.c: Similarly.
13549 * ia64/ia64.h: Similarly.
13550 * m32r/m32r-protos.h: Similarly.
13551 * m32r/m32r.c: Similarly.
13552 * m32r/m32r.h: Similarly.
13553 * m68hc11/m68hc11-protos.h: Similarly.
13554 * m68hc11/m68hc11.c: Similarly.
13555 * m68hc11/m68hc11.h: Similarly.
13556 * m68k/crds.h: Similarly.
13557 * m68k/dpx2.h: Similarly.
13558 * m68k/m68k-protos.h: Similarly.
13559 * m68k/m68k.c: Similarly.
13560 * m68k/m68k.h: Similarly.
13561 * m68k/news.h: Similarly.
13562 * m88k/m88k-protos.h: Similarly.
13563 * m88k/m88k.c: Similarly.
13564 * m88k/m88k.h: Similarly.
13565 * mips/mips-protos.h: Similarly.
13566 * mips/mips.c: Similarly.
13567 * mips/mips.h: Similarly.
13568 * ns32k/merlin.h: Similarly.
13569 * ns32k/ns32k.c: Similarly.
13570 * ns32k/ns32k.h: Similarly.
13571 * ns32k/tek6000.h: Similarly.
13572 * pa/pa-protos.h: Similarly.
13573 * pa/pa.c: Similarly.
13574 * pa/pa.h: Similarly.
13575 * pdp11/2bsd.h: Similarly.
13576 * pdp11/pdp11-protos.h: Similarly.
13577 * pdp11/pdp11.c: Similarly.
13578 * pdp11/pdp11.h: Similarly.
13579 * romp/romp-protos.h: Similarly.
13580 * romp/romp.c: Similarly.
13581 * romp/romp.h: Similarly.
13582 * rs6000/rs6000-protos.h: Similarly.
13583 * rs6000/rs6000.c: Similarly.
13584 * rs6000/rs6000.h: Similarly.
13585 * rs6000/sysv4.h: Similarly.
13586 * sh/sh-protos.h: Similarly.
13587 * sh/sh.c: Similarly.
13588 * sh/sh.h: Similarly.
13589 * sparc/sparc-protos.h: Similarly.
13590 * sparc/sparc.c: Similarly.
13591 * sparc/sparc.h: Similarly.
13592 * vax/vax.c: Similarly.
13593 * vax/vax.h: Similarly.
13594 * vax/vms.h: Similarly.
13595 * we32k/we32k.c: Similarly.
13596 * we32k/we32k.h: Similarly.
13598 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13600 * basic-block.h (first_insn_after_basic_block_note): Declare.
13601 * flow.c (first_insn_after_basic_block_note): Define. Moved
13603 * ssa.c (first_insn_after_basic_block_note): Remove.
13604 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
13606 (ssa_eliminate_dead_code): Properly update the CFG and PHI
13607 nodes when we find a dead conditional branch. Insert BARRIERs
13608 after any blocks with no successors, but which do not have
13611 2001-07-06 Zack Weinberg <zackw@stanford.edu>
13613 * varray.c (varray_check_failed): Use internal_error.
13615 2001-07-05 Andrew Haley <aph@redhat.com>
13617 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
13618 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
13619 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
13621 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
13623 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
13624 reference if the target constant is also a SYMBOL_REF.
13626 2001-07-05 Eric Christopher <echristo@redhat.com>
13628 * config/mips/mips.h (MASK_MIPS3900): Remove.
13629 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
13630 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
13631 (TARGET_MIPS3900): Change to use mips_arch.
13632 (TARGET_MIPS4000): New.
13633 (TARGET_MIPS4100): New.
13634 (TARGET_MIPS4300): New.
13635 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
13636 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
13638 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
13639 (ISA_HAS_BRANCHLIKELY): To here.
13640 (CC1_CPU_SPEC): New.
13641 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
13642 (mips_arch_string): Declare.
13643 (mips_arch): Declare.
13644 (TARGET_OPTIONS): Add -march and -mtune.
13646 * config/mips/mips.c (mips_arch_string): New.
13648 (override_options): Handle -march for codegen and -mtune
13649 for scheduling. Use mips_arch. Move tx39 target default here.
13650 (mips_parse_cpu): Move error message to override_options.
13652 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
13654 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
13656 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
13657 (MIPS Options): Ditto. Change mcpu entry to historical text.
13659 2001-07-05 H.J. Lu (hjl@gnu.org)
13661 * config/mips/mips.c (mips_parse_cpu): New function to parse
13664 2001-07-05 Jim Wilson <wilson@redhat.com>
13666 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
13667 * config/ia64/t-ia64: Likewise.
13668 (LIB1ASMFUNCS): Update comment.
13670 2001-07-05 David Edelsohn <edelsohn@gnu.org>
13672 * doc/install.texi (Install GCC: Binaries): Fix typo.
13674 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13676 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
13677 reference using the stack pointer, adjust it since we push Y
13679 ("*ashrsi3"): Likewise.
13680 ("*lshrsi3"): Likewise.
13682 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13684 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
13685 when -fomit-frame-pointer is used.
13687 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
13689 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
13690 (try_redirect_by_replacing_jump): Reverse updating properly the
13691 count and frequency information. Reverse removing cc0 setter.
13692 (forwarder_block_p): Reverse fixing for fallthru blocks.
13694 2001-07-05 DJ Delorie <dj@redhat.com>
13696 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
13697 (translate_options): If the above is defined, use it to map
13698 given options to new options.
13699 * doc/tm.texi: Document it.
13701 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
13702 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13704 * doc/invoke.texi (Optimize Options): Document that -fgcse may
13705 cause programs using computed gotos to run more slowly.
13707 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13709 * doc/install.texi (Specific): Markup, spelling and typo fixes.
13711 Consistently require binutils 2.11.2, not prereleases.
13712 (Specific, decstation-*): Canonicalize as mips-dec-*.
13713 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
13715 (Specific, m68k-altos): Removed reference to README.altos, deleted.
13716 (Specific, mips-*): Reword MIPS C compiler requirements.
13717 (Specific, powerpc*-*-*): New, mention --with-cpu once.
13718 (Specific, sunv5): Removed, obsolete.
13720 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
13722 * dwarf2out.c (output_loc_list): Use an all ones mask for
13723 .text asm output and don't rely on long long
13724 literals. Reformat some long lines.
13726 2001-07-05 Andreas Jaeger <aj@suse.de>
13728 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
13731 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13733 * dwarf2out.c (dwarf2out_define): Update comment.
13734 (dwarf2out_undef): Ditto.
13735 (dwarf2out_start_source_file): Ditto.
13736 (dwarf2out_end_source_file): Ditto.
13737 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
13738 since we never call the start/end debug hook for the primary file.
13740 2001-07-04 Kazu Hirata <kazu@hxi.com>
13742 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
13745 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13747 * cppinit.c (remove_dup_dirs): Inform if a system include
13748 directory is being reordered.
13749 * doc/invoke.texi (Directory Options): GCC warns if you hide a
13751 * doc/cpp.texi (Search Paths): Likewise.
13752 * doc/gcc.texi (Interoperation): Remove information about
13755 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13757 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
13758 (VARRAY_TOP_CHAR_PTR): Likewise.
13760 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13762 * gcc.c (process_command): Don't assign elements of a const char*.
13764 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13766 * emit-rtl.c (change_address): Don't abort if invalid address while
13767 reload is in progress.
13769 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13771 * c-lex.c (cb_file_change): Pass line number to
13772 debug_start_source_file.
13773 (cb_undefine): Pass correct line number to debug_undef.
13775 * toplev.c (debug_start_source_file): Add line number to
13776 parameters. Pass it along to dwarf2out_start_source_file.
13777 (decode_g_option): Stop resetting debug level back to normal when
13778 we change debug formats, unless the current level is
13779 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13782 * toplev.h (debug_start_source_file): Add line number to
13785 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13788 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13790 Output debug_macinfo data for starting file if requested.
13791 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13793 (dwarf2out_define): Output debug_macinfo data for defining a macro
13795 (dwarf2out_undef): Output debug_macinfo data for undefining a
13796 macro if requested.
13797 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13798 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13799 (macinfo_section_label): New. DWARF2 macro info section label.
13800 (dwarf2out_init): If we want macro info, output the start label
13802 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13803 attribute to the compilation unit die pointing to the macro info.
13805 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13807 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13808 DWARF2_DEBUGGING_INFO.
13809 (add_loc_descr_to_loc_list): Ditto.
13810 (output_loc_list): Ditto.
13811 Also, fix thinko in curr not being initialized.
13812 (gen_internal_sym): Ditto.
13814 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13816 * emit-rtl.c (replace_equiv_address): New function.
13817 * expr.h (replace_equiv_address): New declaration.
13818 * explow.c (validize_mem): Call it instead of change_address and
13819 also call if -fforce-addr and address is constant.
13820 * expr.c: Replace more calls to change_address with adjust_address
13821 and/or replace_equiv_address or to validize_mem.
13822 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13823 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13824 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13825 * config/i370/i370.md, config/i860/i860.md: Likewise.
13826 * config/i960/i960.md, config/mips/mips.c: Likewise.
13827 * config/mips/mips.md, config/pa/pa.md: Likewise.
13828 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13829 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13831 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13833 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13835 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13838 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13840 * doc/include: New directory.
13841 * doc/fdl.texi: Move to doc/include/fdl.texi.
13842 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13843 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13844 * doc/gcc.texi: Use funding.texi and gpl.texi.
13845 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13846 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13847 Update dependencies and use -I $(docdir)/include.
13849 2001-07-04 Anthony Green <green@redhat.com>
13851 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13853 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13855 * doc/install.texi (sparc64-*-*): Remove garbage.
13857 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13859 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13860 Fix typo in last change to use adjust_address.
13862 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13864 * doc/install.texi (Specific): Update information for *-*-solaris*.
13866 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13868 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13870 2001-07-03 Stan Shebs <shebs@apple.com>
13872 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13873 case for flag_no_mach_text_sections.
13874 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13875 * config/darwin.c (flag_no_mach_text_sections): Remove.
13876 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13878 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13880 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13881 and avoid checking for constant as first operand.
13882 * recog.c (find_constant_term_loc): No longer static.
13883 (adj_offettable_operand): Delete.
13884 * rtl.h (adj_offsettable_operand): Delete declaration.
13885 (find_constant_term): Add declaration.
13886 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13888 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13889 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13890 * config/i386/i386.c, config/i386/i386.md: Likewise.
13891 * config/i860/i860.c, config/i960/i960.c: Likewise.
13892 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13893 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13894 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13895 * config/mips/mips.c, config/mips/mips.md: Likewise.
13896 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13897 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13898 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13899 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13900 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13901 * config/ns32k/ns32k.md: Likewise.
13903 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13905 * rtl.c (copy_rtx): Handle 'T' format letter.
13906 * gensupport.c (collect_insn_data): Likewise.
13907 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13909 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13911 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13912 -B option. Use 'dir' not 'foo' as example directory name.
13914 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13916 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13917 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13919 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13921 * doc/cppinternals.texi: Improve formatting and logical markup.
13923 2001-07-03 Andreas Jaeger <aj@suse.de>
13925 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13927 * genrecog.c (write_header): Include reload.h for prototypes in
13930 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13933 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13934 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13935 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13936 i386_pe_valid_type_attribute_p): Add.
13937 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13938 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13940 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13942 * explow.c (plus_constant_wide, case LO_SUM): New case.
13943 (plus_constant_for_output_wide): Delete.
13944 * rtl.h (plus_constant_for_output): Delete.
13945 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13946 instead of plus_constant_for_output.
13947 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13948 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13949 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13950 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13951 * config/sparc/sparc.md: Likewise.
13952 Convert some change_address calls to adjust_address.
13954 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13956 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13957 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13958 documentation of -std and -Wwrite-strings.
13960 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13962 * cse.c (canon_hash): Don't register registers in very small
13963 register classes, as extending their lifetime might cause
13966 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13968 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13970 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13971 (try_redirect_by_replacing_jump): Update properly the count
13972 and frequency information.
13974 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13976 * toplev.c (dump_file_index): Move SSA dumps just after first
13978 (dump_file): Corresponding changes.
13979 (rest_of_compilation): Move SSA path to just after the first
13981 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13982 * doc/invoke.texi: Update dump file #s as they were completely
13983 out of date with reality.
13985 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13987 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13989 * expr.c (emit_move_insn_1): Deal with non-default
13992 * expr.c (emit_single_push_insn): Fix warning.
13994 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13996 * expr.c (emit_move_insn_1): Avoid modifying
13997 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13999 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14001 * emit-rtl.c (adjust_address): New function.
14002 * expr.h (adjust_address): Add declaration.
14003 * builtins.c: Replace some calls to change_address with calls to it
14004 or to validize_mem.
14005 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14006 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14007 * config/arm/arm.c, config/convex/convex.c: Likewise.
14008 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14009 * config/i386/i386.c, config/i386/i386.md: Likewise.
14010 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14011 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14012 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14013 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14014 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14016 2001-07-02 Jim Wilson <wilson@redhat.com>
14018 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14020 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14022 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14023 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14025 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14027 * cppinit.c (lang_defaults): New table.
14028 (set_lang): Just read from lang_defaults into the live options
14031 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14033 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14034 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14035 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14037 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14039 * doc/install.texi: Various spelling and markup fixes.
14040 (Installing GCC): Component specific installation instructions are
14043 Warn about removing old install dir in the presence of shared libs.
14044 (Configuration): Invoke with options target to match configure
14046 Consistently refer to gas, gld pathnames.
14047 Invert --enable-multilib documentation.
14048 Remove references to old compiler versions.
14050 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14052 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14054 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14056 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14058 (Specific, mips*-sgi-irix5): Note IDO download.
14059 Reworded MIPS C hints.
14060 Use GNU as instead of GAS.
14062 Removed SGI Freeware reference, IRIX 6 only.
14063 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14064 Note N64 library requirement/workaround.
14066 Complete list of structure passing bug victims.
14068 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14070 * doc/install.texi: Remove CVS Id.
14072 2001-07-02 Andreas Jaeger <aj@suse.de>
14074 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14075 (find_inherently_necessary): Remove unused variable.
14077 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14079 * c-common.h (TDI_inlined): New ast dump phase.
14080 (dump_flag_name): New function.
14081 * c-dump.c (dump_files): Add inlined phase.
14082 (dump_flag_name): Define.
14083 * doc/invoke.texi (-fdump-ast-inlined): Document.
14085 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14087 * stor-layout.c (layout_decl): Revert change to handling of alignment
14090 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14092 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14095 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14097 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14100 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14102 * tlink.c (recompile_files): Remove COMPILER_PATH and
14103 LIBRARY_PATH from the environment.
14105 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14107 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14108 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14110 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14112 * c-parse.in (OBJC_STRING): Kill.
14113 (objc_string): Decompose to [objc_string] '@' STRING.
14114 (reswords): Take the leading '@' off all the Objective C keywords.
14115 (objc_rid_sans_at): Kill.
14116 (init_reswords): Don't initialize it.
14117 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14118 (_yylex): Kill reconsider label. Look ahead one token after
14119 an '@'; if we get an identifier, check whether it's an
14120 Objective C @-keyword. If so, return the keyword. Otherwise,
14121 put back the token and return the '@' as a terminal.
14123 * cpplib.c (lex_macro_node): Remove unnecessary check for
14124 leading '@' on identifier. Clarify control flow and commentary.
14126 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14128 * cse.c (new_label_ref): Variable deleted.
14129 (insert): Remove set of new_label_ref.
14130 (check_for_label_ref): New function.
14131 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14133 See ChangeLog.5 for earlier changes.