1 2000-11-08 Jakub Jelinek <jakub@redhat.com>
3 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
4 before passing to fprintf.
6 2000-11-08 Jakub Jelinek <jakub@redhat.com>
8 * function.c (expand_function_start): Cast GET_MODE_SIZE to
9 HOST_WIDE_INT before negating it.
11 2000-11-08 Jakub Jelinek <jakub@redhat.com>
13 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
14 passed in multiple non-contiguous locations.
16 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18 * README.gnat: Remove file.
20 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
22 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
25 2000-11-07 Richard Henderson <rth@redhat.com>
27 * dwarfout.c (INSN_LABEL_FMT): Remove.
28 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
29 (dwarfout_label): Remove.
30 * dwarfout.h: Remove it's prototype.
31 * dwarf2out.c (INSN_LABEL_FMT): Remove.
32 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
33 (dwarf2out_label): Remove.
34 * dwarf2out.h: Remove it's prototype.
35 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
37 2000-11-07 Richard Henderson <rth@redhat.com>
39 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
40 search on the unwind region section.
42 * config/ia64/ia64.md (movbi): Add r/r alternative.
43 (cmovdi_internal_astep): Describe all combinations of register
44 classes for sources & destinations; remove matching constraints.
45 (cmovdi_internal): Likewise.
47 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
49 2000-11-07 Richard Henderson <rth@redhat.com>
51 * c-lang.c (start_cdtor, finish_cdtor): New functions.
52 (finish_file): Use them in building constructor/destructor functions.
54 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
55 LD_FINI_SWITCH): Move ...
56 * config/alpha/osf.h: ... here.
57 * config/alpha/alpha-interix.h: Don't undef them.
59 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
61 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
67 2000-11-07 Nick Clifton <nickc@redhat.com>
69 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
70 (INTERNAL_ASM_OP): Add missing tab.
72 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
74 * alias.c (init_alias_analysis), calls.c (expand_call,
75 emit_library_call_value_1), combine.c (init_reg_last_arrays),
76 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
77 (init_output_buffer, set_diagnostic_context), dwarf2out.c
78 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
79 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
80 function.c (assign_parms), gcse.c (compute_can_copy,
81 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
82 compute_hash_table, compute_set_hash_table,
83 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
84 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
85 clear_units, schedule_block), integrate.c (initialize_for_inline,
86 expand_inline_function), jump.c (thread_jumps), local-alloc.c
87 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
88 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
89 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
90 record_reg_classes, allocate_reg_info), reload.c
91 (get_secondary_mem, remove_address_replacements, find_reloads),
92 reload1.c (reload, set_initial_label_offsets, finish_spills,
93 reload_as_needed, choose_reload_regs_init,
94 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
95 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
96 (rename_registers), stmt.c (expand_end_case), unroll.c
97 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
98 () instead of bzero ().
100 2000-11-07 Neil Booth <neilb@earthling.net>
102 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
104 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106 * c-common.c (combine_strings): Only warn about long strings for C.
108 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
110 * combine.c (distribute_notes): Fix typo in last change.
112 2000-11-07 Geoff Keating <geoffk@redhat.com>
114 * config/rs6000/rs6000.md (movdi_internal32+1): Use
115 operand_subreg_force rather than gen_rtx_SUBREG.
116 (movdi_internal32+2): Likewise.
118 2000-11-07 Philip Blundell <philb@gnu.org>
120 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
121 * config/arm/linux-aout.h: Likewise.
122 * configure: Regenerate.
124 2000-11-07 Philipp Thomas <pthomas@suse.de>
126 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
127 accepted my the gettext maintainer.
129 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
131 * builtins.c (expand_builtin_strpbrk): New function.
132 (expand_builtin): Handle BUILT_IN_STRPBRK.
134 * builtins.def (BUILT_IN_STRPBRK): New entry.
136 * c-common.c (c_common_nodes_and_builtins): Declare builtin
139 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
141 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
142 * POTFILES.in: Add config/alpha/freebsd.h
143 * configure.in: Add alpha*-freebsd support.
144 * configure: Regenerate.
146 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
148 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
149 copy of ptr_type_node rather than ptr_type_node itself.
151 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
153 * combine.c (recog_for_combine): Allocate uninitialized vector with
155 * recog.c (apply_change_group): Likewise.
157 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
159 * flow.c (verify_local_live_at_start): Back out last change.
160 * combine.c (distribute_notes): When parts of a hard reg are
161 neither set nor referenced in PLACE, search backwards for a
162 place to put a REG_UNUSED note; if none found, ask for flow
165 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
167 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
168 with (clobber (match_scratch...)).
170 2000-11-06 Neil Booth <neilb@earthling.net>
172 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
175 2000-11-06 Neil Booth <neilb@earthling.net>
177 * tradcpp.c (special_symbol): Assign an null string rather
178 than writing to an unallocated buffer.
180 2000-11-06 Neil Booth <neilb@earthling.net>
182 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
185 2000-11-06 Neil Booth <neilb@earthling.net>
187 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
188 tok.val.arg_no as appropriate.
189 * cppexp.c (lex): Similarly.
190 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
191 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
192 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
193 cpp_macro_definition): Similarly.
194 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
196 2000-11-06 Jakub Jelinek <jakub@redhat.com>
198 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
199 operands[1] is constant, calculate the sum and generate movdi.
200 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
201 (subsi3): Use SImode in call to arith_4096_operand.
203 2000-11-06 Jakub Jelinek <jakub@redhat.com>
205 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
206 adjust %o1, not %o0 if the return type is large structure.
208 2000-11-06 Jakub Jelinek <jakub@redhat.com>
210 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
211 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
213 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
215 * expmed.c (expand_divmod): For signed divide by 2, prefer
216 a branch and fewer shifts if branches are very cheap.
218 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
220 * Makefile.in: Remove all targets related to building
221 distributions and diffs, or INSTALL.
222 * INSTALL, install1.texi: Remove.
223 * configure.in: Remove mention of distdir.
224 * configure: Regenerate.
225 * objc/Make-lang.in: Remove mention of distdir.
227 2000-11-04 Neil Booth <neilb@earthling.net>
229 * cpp.texi: Update for _Pragma.
231 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
233 * gcc.texi (Contributing): Update URL for projects web page.
235 2000-11-04 Neil Booth <neilb@earthling.net>
237 * cpplex.c (parse_string): Don't allow multiline strings in
238 #include family directives.
240 2000-11-04 Neil Booth <neilb@earthling.net>
242 * cpplib.c (do_line): Only warn pedantically if not reading
245 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
247 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
250 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
252 * builtins.c (expand_builtin_strlen): Remove unused mode
254 * gcc.c (process_command): Remove unused variable.
255 * fold-const.c: Include expr.h.
256 * recog.c: Include reload.h.
257 * Makefile.in (recog.o, fold-const.o): Update deps.
259 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
261 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
263 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
265 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
267 (STARTFILE_SPEC): Likewise.
268 (LINK_SPEC): Likewise.
270 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
273 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
274 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
276 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
278 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
279 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
280 perm_calloc, get_identifier, maybe_get_identifier,
281 real_value_from_int_cst, simple_cst_equal), varasm.c
282 (assemble_name, assemble_real, immed_real_const_1,
283 compare_constant_1, decode_rtx_const, output_constant_pool): Use
284 strrchr () instead of rindex (). Use memcmp () instead of bcmp
285 (). Use memcpy () instead of bcopy (). Use memset () instead of
288 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
290 * cppfiles.c (open_file): If already read, then don't reopen.
291 Immediately close an empty file.
293 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
295 * expr.h (fold_builtin): Move declaration...
296 * tree.h (fold_builtin): ... here.
298 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
300 * flow.c (verify_local_live_at_start): Allow hard regs to die.
302 2000-11-02 Neil Booth <neilb@earthling.net>
305 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
306 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
307 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
308 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
309 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
310 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
311 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
312 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
313 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
314 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
315 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
316 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
317 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
318 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
319 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
320 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
321 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
322 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
323 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
324 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
325 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
326 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
327 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
328 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
329 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
330 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
331 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
332 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
333 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
334 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
335 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
336 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
337 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
338 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
339 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
340 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
341 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
342 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
343 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
344 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
345 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
346 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
347 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
348 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
349 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
350 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
351 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
352 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
353 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
354 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
355 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
356 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
357 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
358 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
359 vax/vaxv.h, vax/vms.h, we32k/we32k.h
361 Replace -A() with -A=, the new assertion syntax.
363 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
365 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
367 In REG_DEAD handling: When handling parts of multi-hard-reg hard
368 registers, increment the loop counter by the size of the parts;
369 use recursion to handle individual parts.
371 2000-11-02 Neil Booth <neilb@earthling.net>
373 * configure.in: Make integrated CPP the default.
374 * configure: Regenerate.
376 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
378 * reload.c (find_equiv_reg): Test all hard registers for membership
379 in the requested class.
381 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
383 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
384 process_command, main), gcov.c (open_files, output_data), tlink.c
385 (frob_extension, scan_linker_output), toplev.c
386 (file_name_nondirectory): Use strchr () and strrchr () instead of
387 index () and rindex ().
389 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
391 * c-common.c (get_flag_spec, check_format_info_main,
392 check_format_types): Use strchr () instead of index (). Compare
393 against error_mark_node instead of comparing the TREE_CODE against
396 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
400 * c-lex.c (init_c_lex): Update cpp_start_read call.
401 (cb_ident): Update for new callback prototype.
402 (cb_def_pragma): Update for new cpp_get_token prototype.
403 (c_lex): Similarly. Use cpp_get_line.
405 * c-parse.in (finish_parse): Update for new cpp_finish
408 * cp/lex.c (finish_parse): Similarly.
410 2000-11-01 Geoff Keating <geoffk@cygnus.com>
412 * machmode.def: Add V16QImode.
414 2000-11-01 Richard Henderson <rth@redhat.com>
416 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
417 from rtl_for_decl_location.
418 (add_location_or_const_value_attribute): Likewise.
420 2000-11-01 Neil Booth <neilb@earthling.net>
422 * cpplib.c (run_directive): Use correct line number for output
423 of _Pragma. Remember any in-progress directive.
425 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
427 2000-11-01 Richard Henderson <rth@redhat.com>
429 * stmt.c (expand_start_null_loop): Set continue_label.
431 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
433 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
434 (expand_builtin_constant_p): Move parts of the code into
435 fold_builtin_constant_p.
436 (expand_builtin_strlen): Move parts of the code into fold_builtin.
437 * expr.h (fold_builtin): Declare.
438 * fold-const.c (fold): Handle builtin calls.
440 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
442 2000-11-01 Richard Henderson <rth@redhat.com>
444 * stmt.c (expand_start_null_loop): New.
445 (expand_end_null_loop): New.
446 * c-semantics.c (genrtl_do_stmt): Use them.
447 * tree.h: Declare them.
449 2000-11-01 Richard Henderson <rth@redhat.com>
451 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
453 2000-11-01 Neil Booth <neilb@earthling.net>
455 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
456 * cp/spew.c: Similarly.
457 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
458 * cppmacro.c (stringify_arg): Similarly.
459 * cpplib.h (CPP_BACKSLASH): Delete.
461 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
463 * builtins.c (expand_builtin_strstr): New function.
464 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
466 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
468 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
471 2000-10-31 Richard Henderson <rth@redhat.com>
473 * config/i386/i386.c (fcmov_comparison_operator): Check for
474 CCFPmode or CCFPUmode instead of CCmode.
475 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
476 unordered operations as well.
478 2000-10-31 Richard Henderson <rth@redhat.com>
480 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
481 of integer_zero_node.
483 2000-10-31 Richard Henderson <rth@redhat.com>
485 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
487 2000-10-31 Nick Clifton <nickc@redhat.com>
489 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
490 -fdata-sections to override the section attribute of a DECL.
492 2000-10-31 Chris Demetriou <cgd@sibyte.com>
494 * libgcc2.c (__shtab): Remove __shtab variable.
495 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
496 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
499 2000-10-31 Jim Wilson <wilson@redhat.com>
501 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
502 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
503 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
504 instead of ASM_OUTPUT_INTERNAL_LABEL.
505 (dwarf2out_end_block, dwarf2out_label): Likewise.
506 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
507 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
509 2000-10-31 Richard Henderson <rth@redhat.com>
511 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
512 (size_of_locs): Set it.
513 (output_loc_operands): Use it to compute branch displacement.
514 (int_loc_descriptor): New.
515 (mem_loc_descriptor): Dereference memory in the proper size.
516 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
517 (loc_descriptor_from_tree): New.
518 (rtl_for_decl_location): Break out from ...
519 (add_location_or_const_value_attribute): ... here.
520 (add_bound_info): Use loc_descriptor_from_tree.
522 2000-10-31 Neil Booth <neilb@earthling.net>
524 * cpp.texi: Update for new command line assertion syntax.
525 * cpplib.c (cpp_define): Simplify a bit.
526 (cpp_assert, cpp_unassert): Use handle_assertion.
527 (handle_assertion): New function; accept new command line
529 * testsuite/gcc.dg/cpp/assert3.c: New tests.
531 2000-10-31 Neil Booth <neilb@earthling.net>
533 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
534 undefined. Remove #ifdef check.
535 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
536 Define STDC_0_IN_SYSTEM_HEADERS to 1.
538 2000-10-31 Jan Hubicka <jh@suse.cz>
539 Jakub Jelinek <jakub@redhat.com>
541 * config/i386/i386.h: Clarify CCNOmode description in comment.
542 (EXTRA_CC_MODES): Remove CCRCmode.
543 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
544 (put_condition_code, ix86_match_ccmode): Likewise.
545 (ix86_cc_mode): Likewise. Fix comment.
546 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
547 * config/i386/i386.md: Add unspec 12 description.
548 (adddi3 split): Use unspec 12 instead of CCRCmode.
549 (addsi3_carry_rc): Remove.
550 (addsi3_cc, addqi3_cc): New patterns.
551 (addsi_3): Swap operands, match CCZmode.
552 (addsi_4): Rewritten.
553 (addsi_5): Renamed from addsi_6.
555 (addhi_3): Swap operands, match CCZmode.
556 (addhi_4): Rewritten.
557 (addhi_5): Renamed from addhi_6.
559 (addqi_3): Swap operands, match CCZmode.
560 (addqi_4): Rewritten.
561 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
562 (subsi3_carry_rc): Removed.
563 (iorqi_3): Use =q constraint for clobber.
564 (xorqi_cc_2): Likewise.
565 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
566 (x86_movsicc_0_m1_rc): Removed.
567 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
569 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
571 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
572 and decrement of complex types.
574 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
576 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
577 builtin fputs, ensure we still evaluate the stream in case it
580 2000-10-31 Jakub Jelinek <jakub@redhat.com>
582 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
585 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
587 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
588 (fp_extended_operand, emit_fpscr_use): Likewise.
589 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
590 (fpul_operand): New function.
591 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
592 fp_extended_operand. Add fpul_operand.
593 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
594 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
595 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
596 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
597 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
598 (divdf3_i): Likewise.
599 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
600 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
601 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
602 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
603 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
605 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
607 * config/i386/i386.c (ix86_init_builtins): Correct return type
608 building v4hi_ftype_v4hi_int_int tree node.
609 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
610 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
612 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
614 (mmx__uavgv8qi3): Correct insn mnemonic.
615 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
616 (mmx_punpckhwd): Correct insn mnemonic.
617 (mmx_punpckhdq): Likewise.
618 (mmx_punpcklwd): Likewise.
619 (mmx_punpckldq): Likewise.
620 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
621 Renumber case labels to match the _mm_prefetch constants defined in
624 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
625 if the splitter didn't emit new insns.
626 Make sure we call cleanup_subreg_operands even when splitting the last
627 insn in a basic block.
629 * invoke.texi (Debugging Options): Describe -do.
630 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
631 (dump_file): Likewise.
632 (rest_of_compilation): Split .greg dump into .greg and .postreload.
634 2000-10-30 Neil Booth <neilb@earthling.net>
636 * cppfiles.c (stack_include_file): Check for stacked contexts
638 * cpphash.h (_cpp_do__Pragma): New prototype.
639 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
641 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
642 escaped newlines if !(buffer->from_stage3).
643 (_cpp_lex_token): Warn about missing newlines iff
644 !buffer->from_stage3.
646 * cpplib.c (get__Pragma_string, destringize,
647 _cpp_do__Pragma): New functions.
648 (run_directive): Set output_line for _Pragma to avoid line
649 markers in output. Set from_stage3 and prevent macro expansion
650 for _Pragma and command-line options. Check buffer exhaustion.
651 (cpp_push_buffer): Don't check for stacked macro contexts, as
652 this is perfectly legitimate for _Pragma. Move the check to
653 stack_include_file instead. Set from_stage3 iff buffer is
656 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
657 unsigned. New boolean from_stage3.
658 (struct spec_nodes): Add n__Pragma.
660 * cppmacro.c (enter_macro_context): Flip sense of return value.
661 (_cpp_get_token): Handle _Pragma operator.
663 2000-10-30 Phil Edwards <pme@sources.redhat.com>
665 * gcc.texi: The C++ standard isn't "draft" anymore.
667 2000-10-30 Mark Mitchell <mark@codesourcery.com>
669 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
671 2000-10-29 Neil Booth <neilb@earthling.net>
673 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
675 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
677 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
678 fixinc/inclhack.def: Change comments mentioning C9X to refer to
681 * invoke.texi: Document that -V will only work for very similar
682 versions of driver and compiler.
684 2000-10-29 Neil Booth <neilb@earthling.net>
686 * cppmacro.c (_cpp_create_definition): Optimize the case of
687 a macro defined to itself.
689 2000-10-29 Neil Booth <neilb@earthling.net>
691 * cpplex.c (save_comment): Don't store new lines in C++ comments.
693 2000-10-29 Michael Hayes <mhayes@redhat.com>
695 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
697 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
699 * cpphash.c (cpp_forall_identifiers): Add context variable
700 for callback routine.
701 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
703 (main): Call cpp_forall_identifiers with null context.
704 * cpplib.h (cpp_forall_identifiers): Update prototype.
706 * cppmain.c: Make `parse_in' and `print' static.
708 2000-10-28 Alan Modra <alan@linuxcare.com.au>
710 * c-decl.c (finish_function): Clear c_function_name_declared_p.
712 2000-10-28 Richard Henderson <rth@redhat.com>
714 * regrename.c (scan_rtx_address): Frob action, not class,
715 when trying to disable optimization.
717 2000-10-28 Mark Mitchell <mark@codesourcery.com>
719 * c-semantics.c (make_rtl_for_local_static): Don't clobber
722 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
724 * configure.in: Determine and substitute gcc_version_full.
725 * configure: Regenerate.
726 * gccbug.in: Use it to give full version. Don't allow
729 2000-10-28 Richard Henderson <rth@redhat.com>
731 * recog.c (split_all_insns): Run cleanup_subreg_operands
734 * regrename.c (regrename_optimize): Verify that all registers of
735 a multiple register mode are available.
736 (scan_rtx_address): Accept the mode of the address; all callers
739 * cpplib.c (run_directive): Fix prototype.
741 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
743 * reload.c (find_reloads): Distinguish "wins" so that we know whether
744 a given operand won because of a matching constraint or not; then use
745 that information to compute goal_alternative_matched properly.
746 * reload1.c (choose_reload_regs): Never set reload_override_in for an
749 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
750 accurate value for MULT.
751 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
752 2% or > 98% before using static branch prediction bits.
754 2000-10-28 Neil Booth <neilb@earthling.net>
758 * cpplib.c (struct answer): New.
759 (struct if_stack): Use cpp_lexer_pos rather than line and col.
760 Rename cmacro mi_cmacro.
761 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
762 IN_I): New directive and flags.
763 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
764 parse_answer, parse_assertion, find_answer): New functions.
765 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
766 (lex_macro_node): New function to replace parse_ifdef and
769 (_cpp_handle_directive): New function, combines _cpp_check_directive
770 and _cpp_check_linemarker.
772 (do_define, do_undef, parse_include, do_include, do_import,
773 do_include_next, read_line_number, do_line, do_ident, do_pragma,
774 do_pragma_once, do_pragma_poison, do_pragma_dependency):
775 Update for new token getting interface.
777 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
778 : Update for new multiple-include optimisation technique.
779 (do_elif): Don't forget to invalidate controlling macros.
781 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
782 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
783 Functions to handle assertions with the new token interface.
784 (do_assert, do_unassert): Use them.
786 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
789 (_cpp_init_stacks): Register directive names. Don't register special
792 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
793 new position recording regime.
794 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
795 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
796 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
797 (cpp_type2name): Move to cpplex.c.
799 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
800 (parse_defined): Update to handle new multiple include optimisation
801 method. Remove poisoned identifier warning.
802 (parse_assertion, TYPE_NAME): Delete.
803 (lex): Update for multiple include optimisation, removal of
804 CPP_DEFINED, to use _cpp_test_assertion for assertions and
806 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
807 (op_as_text): New function, to wrap cpp_token_as_text.
809 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
810 Update for MI optimisation.
811 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
812 segfault on diagnostic.
813 (_cpp_compare_file_date): Take a token rather than 3 args.
814 (cpp_read_file): Work correctly for zero-length files.
816 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
817 _cpp_init_hashtable and _cpp_cleanup_hashtable.
818 (cpp_lookup): Place identifiers at front of identifier pool
819 for _cpp_lookup_with_hash.
820 (_cpp_lookup_with_hash): Require identifiers to be at the front of
821 the identifier pool. Commit the memory if not already in the
824 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
825 Initialise various members of cpp_reader, memory pools, and the
827 (cpp_printer_init): Delete.
828 (cpp_cleanup): Update.
829 (struct builtin, builtin_array, initialize_builtins): Update for new
830 hashnode definition and builtin handling.
831 (cpp_start_read, cpp_finish): Don't take or initialise a
834 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
835 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
836 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
837 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
838 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
839 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
840 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
841 struct toklist, struct cpp_context, struct specnodes,
842 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
843 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
844 enum builtin_type, cpp_can_paste): New.
845 (struct cpp_token): Delete line and col members.
846 (struct cpp_buffer): New member output_lineno.
847 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
848 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
849 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
850 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
851 base_context, context, directive, mi_state, mi_if_not_defined,
852 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
853 mlstring_pos, macro_buffer, macro_buffer_len.
854 Delete members mls_line, mls_column, token_list, potential_control_macro,
855 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
856 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
857 save_parameter_spellings, need_newline, .
858 Change type of date, time and spec_nodes members.
859 Change prototypes for include and ident callbacks.
860 (struct cpp_hashnode): Change type of name. Remove union members
861 expansion and code. Add members macro, operator and builtin.
863 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
864 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
865 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
866 cpp_stop_lookahead): New prototypes.
867 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
869 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
872 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
873 ufputs): Move to cpplib.h.
874 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
875 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
876 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
877 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
878 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
879 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
880 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
881 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
882 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
883 _cpp_parse_assertion, _cpp_find_answer): Delete.
884 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
885 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
886 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
887 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
888 _cpp_handle_directive, DSC): New.
889 (struct include_file): New member defined.
891 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
892 _cpp_compare_file_date): Update.
893 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
894 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
895 _cpp_cleanup_hashtable.
897 * Makefile.in: Remove cppoutput.c.
899 * cppoutput.c: Delete
901 * fixheader.c (read_scan_file): Update for new cpp_get_token
903 (recognized_function): New argument LINE.
905 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
906 new cpp_get_token prototype.
908 * scan.h (recognized_function): Update prototype.
910 * po/POTFILES.in: Remove cppoutput.c.
912 2000-10-27 Mark Mitchell <mark@codesourcery.com>
914 * c-typeck.c (check_init_type_bitfields): Remove.
915 (constructor_incremental): Likewise.
916 (struct constructor_stack): Remove incremental bit.
917 (struct initializer_stack): Likewise.
918 (start_init): Don't play with constructor_incremental.
919 (finish_init): Likewise.
920 (really_start_incremental_init): Likewise.
921 (push_init_level): Likewise.
922 (pop_init_level): Likewise.
923 (output_init_level): Likewise.
924 (output_pending_init_elements): Likewise.
926 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
928 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
929 Improve error messages. Correct parsing of
930 #pragma pack(pop [,id]). Do not check the user-supplied
931 alignment if we're popping.
933 * gcc.dg/pack-test-1.c: New test case.
934 * gcc.dg/pack-test-2.c: New test case.
935 * gcc.dg/pack-test-1.h: New file.
937 2000-10-27 Neil Booth <neilb@earthling.net>
941 2000-10-27 Kelley Cook <kelley.cook@home.com>
943 * invoke.texi: Document -mintel-syntax
945 2000-10-27 Richard Henderson <rth@redhat.com>
947 * invoke.texi: Document -frename-registers. Add it to -O3.
948 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
949 (enum dump_file_index, dump_file): Update order.
950 (main): Set flag_rename_registers at -O3.
952 2000-10-27 Richard Henderson <rth@redhat.com>
954 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
955 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
956 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
957 * config/alpha/alpha.md (call_osf_1): Use it.
958 (call_value_osf_1): Likewise.
960 * config/ia64/ia64.c: Revert 10-23 patch.
961 (ia64_hard_regno_rename_ok): New.
962 * config/ia64/ia64-protos.h: Declare it.
963 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
965 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
966 Richard Henderson <rth@redhat.com>
968 * regrename.c: Rewrite to handle multi-register modes and
969 cond_exec instructions.
970 * Makefile.in (regrename.o): Update dependancies.
971 * recog.h (struct operand_alternative): Add is_address.
972 * recog.c (preprocess_constraints) [case 'p']: Set it.
974 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
976 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
977 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
978 top level. Kill oldstyle_subdirs. Do not include
979 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
980 $outputs. Do not run configure.lang from config.status.
981 Rearrange warning-flag logic to correspond to what the
982 makefile wants. Put special vax stage1 options in
983 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
984 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
985 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
986 switch is given, nothing otherwise.
987 * configure.lang: Delete.
989 * Makefile.in: Expunge all traces of extra_c_objs,
990 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
991 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
992 warning options via a three level scheme so that -pedantic and
993 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
994 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
995 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
996 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
997 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
998 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
999 generation rules. Wrap all rules that change the current
1000 directory in parentheses; pmake doesn't spawn a new shell for
1001 each command. Expunge all references to $(P). When one
1002 command depends on another and they're run all at once, use &&
1003 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
1004 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
1007 * objc/Make-lang.in: Wrap all rules that change the current
1008 directory in parentheses. Expunge all references to $(P).
1009 When one command depends on another and they're run all at
1010 once, use && to separate them, not ;. Add OUTPUT_OPTION to
1011 all object-file generation rules. Delete obsolete variables.
1012 * objc/Makefile.in: Delete.
1014 2000-10-27 Jakub Jelinek <jakub@redhat.com>
1016 * calls.c (expand_call): If sibcall_failure is set during pass 1,
1017 clear tail_call_insns as well.
1019 2000-10-27 Nick Clifton <nickc@redhat.com>
1021 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
1024 2000-10-26 Richard Henderson <rth@redhat.com>
1026 * calls.c (expand_call): Supress sibcall if we have a
1027 BLKmode return in registers.
1029 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
1031 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
1034 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
1036 * tree.c (make_node, case 't'): Set alignment to that of
1038 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
1040 2000-10-25 Mark Mitchell <mark@codesourcery.com>
1042 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
1043 * configure.in (enable-libstdcxx-v3): Arrange to have
1044 HAVE_LIBSTDCXX_V3 substituted into the output files.
1046 2000-10-25 Richard Henderson <rth@redhat.com>
1048 * recog.c (constrain_operands): Initialize which_alternative
1049 before no alternatives early exit.
1051 * cse.c (find_comparison_args): Check that we can reverse a
1052 comparison if needed before accepting the substitution.
1054 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
1056 * simplify-rtx.c (simplify_relational_operation): Sign extend
1057 low words before sign extending to high words.
1059 2000-10-25 Nick Clifton <nickc@redhat.com>
1061 * config/mcore/mcore.c: Include config.h before system.h.
1063 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
1065 * config/mcore/mcore.md (return): Force function epilogue to
1066 always be generated to work around epilogue suppression bug in
1069 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
1071 * c-decl.c (grokdeclarator): Move warning for qualified void
1072 return types with -pedantic to when the function type is
1073 constructed. At -W, warn in general for qualified function return
1074 types, except for volatile void.
1075 * invoke.texi: Document this new warning at -W.
1077 2000-10-25 Neil Booth <neilb@earthling.net>
1079 * cpp.texi: Update with implementation-defined behavior and
1082 2000-10-25 Jakub Jelinek <jakub@redhat.com>
1084 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
1085 incomplete type force it into alias set 0.
1087 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
1089 * alias.c: Include basic-block.h.
1090 (loop_p): New function.
1091 (mark_constant_function): Use it.
1092 * Makefile.in (alias.o): Update dependencies.
1094 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1096 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
1099 2000-10-24 Jim Wilson <wilson@cygnus.com>
1101 * expmed.c (store_bit_field): Move integer pun code down after
1102 code that calls emit_move_insn for entire register move.
1103 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
1104 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
1106 2000-10-24 Richard Henderson <rth@cygnus.com>
1108 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
1109 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1111 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1113 * gcse.c (cprop_insn): do not propagate constants into jump_insn
1114 for machines with CC0 more than once.
1116 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
1118 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1119 pseudos just like memory.
1121 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1123 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1124 when deleting libcall sequence collapsed to a single instruction.
1126 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1128 * expr.c (do_store_flag): Don't crash if either side of a
1129 comparison is error_mark_node.
1131 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1133 * sibcall.c (purge_mem_unchanging_flag): New function.
1134 (optimize_sibling_and_tail_recursive_calls): Call it.
1136 2000-10-24 Philipp Thomas <pthomas@suse.de>
1138 * Makefile.in (check-po): New target for doing checks in the po
1139 subdir if all languages configured.
1140 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1141 configure if NLS is enabled.
1142 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1143 otherwise leave empty.
1144 * configure: Regenerate.
1146 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1148 * i386.c (print_operand): Handle new 'A' formatting code.
1149 387 opcodes need suffixes even with -mintel-syntax.
1150 Check for explicit size override (codes 'b', 'w' and 'k').
1151 (print_operand_address): Check if register prefix is needed when
1152 emitting `ds' segment override.
1153 * i386.h: Add comment about new 'A' formatting code.
1154 * i386.md (jump and call patterns): Emit absolute references using %A.
1156 2000-10-23 Richard Henderson <rth@cygnus.com>
1158 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1159 output registers as fixed.
1160 (ia64_function_epilogue): Undo output fixation.
1162 2000-10-23 Richard Henderson <rth@cygnus.com>
1164 * config/alpha/alpha.md: Add names for all unnamed insns; use
1165 define_insn_and_split in some obvious places.
1167 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1168 (zero_extendqisi2, zero_extendqidi2): Likewise.
1169 (zero_extendhisi2, zero_extendhidi2): Likewise.
1170 (abs splitters): Fix match_scratch operand number.
1171 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1173 2000-10-23 Jim Wilson <wilson@cygnus.com>
1175 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1177 * ia64.md (cmpsi_adjusted): Use %r3.
1178 (cmpdi_adjusted): Likewise.
1180 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1182 * config/i386/att.h (ASM_FILE_START): Define.
1184 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1186 * config/i386/linux.h (ASM_FILE_START): Define.
1188 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1190 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1191 since this (only) drags in a crt0.o reference that the .ld files
1194 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1196 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1197 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1198 reloads just like an RELOAD_FOR_OUTPUT would.
1200 * local-alloc.c (update_equiv_regs): Add an abort(). When
1201 deleting or moving insns, update reg_equiv[regno].init_insns.
1203 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1205 * c-tree.texi: Improve documentation for IF_STMTs and related
1206 conditional statements.
1208 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1210 * expr.c (do_preexpand_calls): Remove.
1211 (same_from_p): Don't use CALL_EXPR_RTL.
1212 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1213 (preexpand_calls): Remove.
1214 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1215 (unsave_expr_1): Likewise.
1216 * tree.def (CALL_EXPR): Give it only two slots.
1217 * tree.h (CALL_EXPR_RTL): Remove.
1219 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1221 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1222 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1225 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1227 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1228 adjust stack when unadjusted_alignment ends up as zero.
1230 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1232 * fixinc/genfixes: Remove EGCS reference.
1233 * install.texi: Remove EGCS reference.
1234 * INSTALL: Regenerate.
1236 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1238 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1240 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1242 * diagnostic.c: Remove EGCS reference in comment.
1244 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1246 * loop.c (strength_reduce): Fix error in last change.
1248 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1250 * Makefile.in (SHLIB_NM_FLAGS): New.
1251 (libgcc.mk): Pass it.
1252 * mklibgcc.in (libgcc.map): Use it.
1254 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1255 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1257 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1261 * sparc.c (load_pic_register): Delete unused varaible.
1263 * libgcc2.c (__addvsi3): Delete unused variable.
1265 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1266 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1267 __negvdi2): Prototype.
1269 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1271 * toplev.c (display_target_options): Make static to match
1272 prototype. Delete empty declaration.
1274 2000-10-20 Tom Tromey <tromey@cygnus.com>
1276 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1277 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1279 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1281 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1283 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1284 a constant before comparing it; use tree_low_cst.
1285 * tree.c (save_expr): Set TREE_READONLY.
1286 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1287 (build, build1): Set TREE_READONLY if all operands are.
1288 (build_index_type): If upper bound is a negative number, lower
1289 bound is zero and sizetype is unsigned, use upper bound of one and
1292 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1294 * gcc.c (process_command, main): Use "because" instead of
1295 "since" in error messages.
1297 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1299 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1300 Don't use mode of field for record unless sizes are the same.
1301 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1302 previously added for Ada; also change to using host_integerp
1305 * loop.c (strength_reduce): Show when new register made for
1306 giv is known to be a pointer and its aligment if so and known.
1307 (loop_dump_aux): Show VERBOSE parameter unused.
1309 * gcse.c (set_hash_table_size): Now unsigned.
1310 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1311 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1312 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1313 (sdbout_end_epilogue): Remove variable NAME.
1314 * system.h (getopt): Add default definition.
1315 * config/alpha/alpha.c (print_operand): Don't continue processing
1316 after issuing error.
1317 (summarize_insn): Avoid use of UL in constant.
1319 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1321 * fold-const.c (force_fit_type): Unsigned values can overflow
1322 if they are sizetype.
1323 (int_const_binop): Don't use cache if overflows.
1325 2000-10-20 Richard Henderson <rth@cygnus.com>
1327 * function.c (locate_and_pad_parm): Zero alignment_pad.
1329 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1330 perform substitutions, and apply_change_group to see if it worked.
1332 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1334 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1336 * combine.c (struct undo): Change int to unsigned int.
1337 (do_SUBST_INT): Args are unsigned int.
1338 (make_extraction, force_to_mode): Use proper type when forming mask.
1339 (make_field_assignment): Likewise.
1341 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1343 * c-common.c (check_format_info_recurse): Extract string constant
1344 initializers from non-volatile constant arrays and check them as
1346 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1347 for DECL_MODE (decl) != BLKmode.
1348 (decl_constant_value_for_broken_optimization): New function which
1349 includes these checks.
1350 (default_conversion, convert_for_assignment, digest_init): Use
1351 decl_constant_value_for_broken_optimization instead of
1352 decl_constant_value.
1354 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1356 * tree.h (DECL_ALIGN_UNIT): New macro.
1358 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1360 * config/avr/avr-protos.h (avr_output_bld): New.
1361 (out_shift_with_cnt): Add t_len argument.
1362 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1363 (output_movqi, output_movhi, output_movsisf): Optimize loading
1364 any constant with exactly one bit set to NO_LD_REGS.
1365 (out_shift_with_cnt): Optimize output code for size or speed,
1366 depending on optimize_size. Handle small shift counts as well
1367 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1368 with or without a scratch register, with help of __tmp_reg__
1369 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1370 length of TEMPLATE in words, return total insn length in *LEN.
1371 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1372 out_shift_with_cnt to work with the above change.
1373 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1374 lshrsi3_out): Likewise. Optimize more known shift count cases.
1375 Remove cases already well optimized in out_shift_with_cnt.
1376 (avr_output_bld): New function.
1377 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1378 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1379 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1380 Add reload_completed to insn condition - only for peepholes.
1381 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1382 in a register or memory.
1383 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1384 Do not require a scratch register.
1385 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1386 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1387 Optimize shifts by known count using a scratch register, but only
1388 if one is still available after register allocation.
1390 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1392 * t-vax: New file. Don't build modules from libgcc1.c.
1394 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1396 * alias.c: (mark_constant_function): Don't check pure functions.
1397 Initialize and end alias analysis.
1398 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1399 Don't make a special exception for recursion. Handle
1400 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1401 unless it's volatile.
1403 * local-alloc.c (equivalence): New structure.
1404 (reg_equiv): Define.
1405 (contains_replace_regs): Remove array and use
1407 (memref_referenced_p): Likewise.
1408 (no_equiv): Likewise.
1409 (update_equiv_regs): Likewise.
1411 (equiv_init_varies_p,
1412 equiv_init_movable_p): New functions.
1413 (update_equiv_regs): Use them. Use rtx_varies_p
1414 instead of function_invariant_p. Process insns
1415 from end to beginning. Allow a REG_EQUIV insn
1416 within the same loop as a use to be moved, also
1417 allow it to be moved out of a loop. Update
1418 REG_DEAD notes when substituting into an insn.
1420 2000-10-19 Jim Wilson <wilson@cygnus.com>
1422 * c-decl.c (start_decl): Check for error_mark_node type before using
1424 (finish_decl): Likewise. Don't give an error if decl type is
1425 already error_mark_node.
1427 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1428 New local update_blocks. Use update_blocks to remove duplicates
1429 when computing update blocks. Check for bblst_table overflow.
1430 (schedule_block): Add explanatory comment. Reduce bblst_size by
1432 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1435 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1437 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1439 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1441 * expmed.c: Minor corrections in comments.
1442 * invoke.texi: Added desciption for the new option -ftrapv.
1444 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1446 * libgcc2.c: Added the missing #endif.
1448 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1450 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1452 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1454 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1455 Use smulv_optab for -ftrapv.
1456 (expand_mult_highpart): Use unsigned multiply.
1457 (expand_divmod): Special-case division by -1.
1458 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1459 For complex divide, use abs with unsigned result.
1460 * expr.c (force_operand): Use unsigned multiply.
1461 (expand_expr): Use overflow-trapping optabs for signed types if
1463 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1464 if the type is signed and the original call wasn't EXPAND_SUM or
1466 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1467 (negv_optab, absv_optab): Declare.
1468 * flags.h (flag_trapv): Declare.
1469 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1470 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1471 (gen_insn): Interpret '$P' as requiring an integer mode,
1472 including partial integer modes.
1473 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1474 (product_cheap_p): Use unsigned expand_mult.
1475 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1476 (negv_optab, absv_optab): Define.
1477 (expand_binop): Use overflow-trapping optabs for signed types if
1479 Handle negv_optab libe neg_optab.
1480 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1481 Use overflow-trapping optabs for signed result if flag_trapv.
1482 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1484 Don't open-code complex absolute-value operation for flag_trapv.
1485 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1486 sdivv_optab, negv_optab and absv_optab.
1487 * toplev.c (flag_trapv): Define.
1488 (lang_independent_options f_options): Include flag_trapv.
1489 * tree.h (TYPE_TRAP_SIGNED): Define.
1490 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1491 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1493 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
1494 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
1496 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
1497 David V. Henkel-Wallace <gumby@cygnus.com>
1499 * config/i386/t-netware: Bring in from the Red Hat tree.
1500 * config/i386/netware.h: Likewise.
1501 * config/netware.h: Likewise.
1502 * config/rs6000/netware.h: Delete.
1503 * configure.in: Add i[34567]86-*-netware.
1504 * configure: Hand-edit to match configure.in change.
1506 2000-10-18 Mark Mitchell <mark@codesourcery.com>
1508 * c-common.h (flag_no_builtin): Declare.
1509 (flag_no_nonansi_builtin): Likewise.
1510 (c_common_nodes_and_builtins): Change prototype.
1511 * c-common.c (flag_no_builtin): New variable.
1512 (flag_no_nonansi_builtin): Likewise.
1513 (c_common_nodes_and_builtins): Remove parameters. Adjust
1515 * c-decl.c (flag_no_builtin): Remove.
1516 (flag_no_nonansi_builtin): Likewise.
1517 (init_decl_processing): Adjust call to
1518 c_common_nodes_and_builtins.
1520 2000-10-18 Marc Espie <espie@openbsd.org>
1522 * tm.texi (LIBGCC_SPEC): Synch with reality.
1524 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1526 * c-common.c (check_format_types): Check for writing through a
1527 NULL pointer argument.
1529 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
1531 * tm.texi (Exception Region Output): Document
1532 DWARF_CIE_DATA_ALIGNMENT.
1533 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
1535 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
1536 DWARF_CIE_DATA_ALIGNMENT.
1538 2000-10-18 Michael Hayes <mhayes@cygnus.com>
1540 * basic-block.h (struct loop): Delete fields pre_header_root
1541 and pre_header_trace and replace with pre_header_edges
1542 and num_pre_header_edges.
1543 * flow.c (flow_loop_dump): Dump pre_header_edges.
1544 (flow_loops_free): Free pre_header_edges.
1545 (flow_loop_pre_header_scan): Calculate pre_header_edges.
1547 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1549 * contrib.texi: Update references to steering committee members
1550 and Jeff Law's entry.
1552 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1554 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
1555 (maybe_read_dollar_number, check_format_info_main): Use them for
1556 pedantic warning messages.
1558 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1560 * c-common.c (check_format_info_main): Minor cleanup: move
1561 variables into inner scopes; initialize declarations where
1562 appropriate; don't hardcode "scanf" name on warning for zero
1565 2000-10-17 Mark Mitchell <mark@codesourcery.com>
1567 * c-common.c (back_end_hook): New variable.
1568 * c-common.h (back_end_hook): Declare it.
1569 * c-lang.c (finish_file): Use it.
1571 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1574 2000-10-18 Jan Hubicka <jh@suse.cz>
1576 * i386.c (ix86_comparison_operator, put_condition_code,
1577 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1578 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1579 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1580 * i386.md (adddi and negdi splitter): Use CCRCmode.
1581 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1582 (subsi3_carry): add '*'
1583 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1584 (cmp to add peep2): Use CCRCmode; swap operands.
1586 2000-10-18 Kazu Hirata <kazu@hxi.com>
1588 * h8300.c: Fix a comment typo.
1589 (round_frame_size): New.
1590 (compute_saved_regs): Likewise.
1593 (push_order): Remove.
1594 (pop_order): Likewise.
1595 (function_prologue): Rearrange code for readability.
1596 (function_epilogue): Likewise.
1598 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1599 expander that is used when not optimizing. Output a tab after
1600 each assembly insns.
1602 * reorg.c: Fix formatting.
1604 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1606 * reload1.c (move2add_note_store): Check for simple
1607 auto-inc in destination.
1609 2000-10-17 Michael Chastain <chastain@redhat.com>
1611 * config/i386/i386-aout.h: define INT_ASM_OP.
1613 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1615 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1617 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1619 * i370.md: Fix spelling typo.
1621 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1623 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1624 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1626 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1627 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1630 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1631 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1633 * rs6000/aix.h: ...to here.
1634 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1636 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1638 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1640 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1641 sure linker can relax even the delay slot mov %g1,%o7, fix output
1644 2000-10-17 Kazu Hirata <kazu@hxi.com>
1646 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1647 expander that is used when not optimizing. Output a tab after
1648 each assembly insns.
1650 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1652 * gcc.c: New options --target-help.
1653 (process_command): Added code to parse this new option.
1654 * toplev.c (display_target_options): New function to support the
1656 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1657 (cpp_handle_option): Support this new option.
1658 * invoke.texi: Added notes about --target-help option.
1660 2000-10-17 Graham Stott <grahams@redhat.com>
1662 * config/i386/i386.md (testqi_1): Add missing operand prefix
1664 * config/i386/i386-protos.h: Add missing prototype.
1666 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1668 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1669 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1670 using -mintel-syntax.
1672 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1674 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1675 (format_types): Use it for printf.
1676 (maybe_read_dollar_number): Add parameter for the kind of format
1677 involved. Warn for multiple use for arguments if this is
1678 inappropriate for the kind of format involved.
1679 (check_format_info_main): Update calls to maybe_read_dollar_number.
1681 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1683 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1684 * fixincl.x: Rebuilt.
1686 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1688 * genrecog.c (write_switch): Return the first condition that needs a
1691 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1693 * c-tree.h (warn_sequence_point): Move declaration to...
1694 * c-common.h (warn_sequence_point): ... here.
1695 * c-decl.c (warn_sequence_point): Move definition to...
1696 * c-common.c (warn_sequence_point): ... here.
1697 (struct reverse_tree): New.
1698 (reverse_list, reverse_max_depth): New static variables.
1699 (build_reverse_tree, common_ancestor, modify_ok
1700 verify_sequence_points): New functions.
1701 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1702 * c-typeck.c (check_modify_expr): Delete.
1703 (build_modify_expr): Don't call it.
1705 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1707 * c-common.h (warn_missing_format_attribute): New variable.
1708 * c-decl.c (warn_missing_format_attribute): New variable.
1709 (c_decode_option): Decode -Wmissing-format-attribute and
1710 -Wno-missing-format-attribute.
1711 * c-common.c (check_function_format): If
1712 -Wmissing-format-attribute, give a warning where a vprintf or
1713 vscanf function is called by a function without its own printf or
1715 * toplev.c (documented_lang_options): Add
1716 -Wmissing-format-attribute.
1717 * invoke.texi: Document -Wmissing-format-attribute.
1719 2000-10-17 Marc Espie <espie@openbsd.org>
1721 * invoke.texi (-shared): Insist on requiring code generation flags
1722 to be used along with -shared, and document the subtle failure that
1723 may occur otherwise.
1725 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1727 * pa.md (return_internal): Move `use' after `return'.
1729 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1731 * machmode.def: Correct comment.
1733 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1735 * print-rtl.c (print_rtx_head): Constify.
1736 * rtl.h (print_rtx_head): Similarly.
1738 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1739 Constify char * return value.
1741 (output_64bit_and, output_64bit_ior): Constify char * return value.
1742 (pa_can_combine_p): Make static.
1743 (function_arg): Decorate unused `named' argument. Fix comment typo.
1744 (function_arg_partial_nregs): Decorate unused `named' argument.
1746 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1748 * c-common.c (format_check_results): New structure.
1749 (finish_dollar_format_checking): Adjust to take a
1750 format_check_results * parameter.
1751 (check_format_info, check_format_info_recurse,
1752 check_format_info_main): Split check_format_info into three
1753 functions, the main checking going in check_format_info_main.
1754 Recurse when any reduction of the format string argument towards a
1755 string literal is done; go down both branches of a conditional
1756 expression. Don't warn for extra format arguments or empty format
1757 strings if they only occur in some branches of a conditional
1760 2000-10-16 Kazu Hirata <kazu@hxi.com>
1762 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1764 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1766 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1768 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1770 * i386.md (*movsi_or): Switch operand order for intel syntax.
1772 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1776 * gcc.texi (Contributing): Update.
1778 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1780 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1781 appropriate assembler dialect.
1783 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1785 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1787 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1789 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1790 constants 1 and 2 to NO_LD_REGS.
1792 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1794 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1796 * objc/Make-lang.in (objc-parse.c): Likewise.
1798 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1800 * arm.c: Include obstack.h
1801 (minipool_obstack, minipool_startobj): Define.
1802 (arm_add_gc_roots): Initialize them.
1803 (create_fix_barrier): Use our new obstack.
1804 (push_minipool_barrier, push_minipool_fix): Likewise.
1805 (arm_reorg): Release obstack memory.
1807 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1809 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1810 (prologue, exception_receiver, builtin_setjmp_receiver): New
1812 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1813 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1814 (load_pic_register): New prototype.
1815 * config/sparc/sparc.c (pic_setup_code): Remove.
1816 (finalize_pic): Rename to...
1817 (load_pic_register): ...this function.
1818 Don't look for nonlocal_goto_receivers and emit pic setup code
1819 directly. Don't check current_function_uses_pic_offset_table.
1821 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1823 * tree.h (struct obstack): Declare.
1825 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1828 * Makefile.in (ggc-callbacks.o): Remove target.
1829 (flow.o): Depend on GGC_H.
1830 * alias.c (init_alias_analysis):
1831 Remove ggc_p conditionals.
1832 (end_alias_analysis): Likewise.
1833 * basic-block.h (init_flow): New function.
1834 (allocate_reg_life_data): Declare.
1835 * bb-reorder.c (function_obstack): Replace with ...
1836 (flow_obstack): ... new variable.
1837 (fixup_reorder_chain): Use it.
1838 * c-decl.c (ggc_p): Remove.
1839 (caller-save.c): Don't call oballoc/obfree.
1841 undobuf): Remove storage.
1842 (try_combine): Don't call oballoc.
1843 (undo_all): Don't call obfree.
1844 * cse.c (insert): Use xmalloc, not
1846 (cse_main): Adjust accordingly.
1847 * dwarf2out.c (save_rtx): Remove
1849 (dwarf2out_init): Remove ggc_p conditionals.
1850 * emit-rtl.c (rtl_obstack): Remove.
1851 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1852 (make_insn_raw): Likewise.
1853 (emit_insn_before): Likewise.
1854 (emit_insn_after): Likewise.
1855 (emit_insn): Likewise.
1856 (gen_sequence): Likewise.
1857 (copy_insn_1): Remove handling of `b' RTL components.
1858 (init_emit_once): Remove ggc_p conditionals.
1859 * except.c (create_rethrow_ref): Don't fool with obstacks.
1860 (add_partial_entry): Likewise.
1861 (call_get_eh_context): Likewise.
1862 (begin_protect_partials): Likewise.
1863 (protect_with_terminate): Likewise.
1865 (plus_constant_wide): Likewise.
1866 * expr.c (init_expr_once):
1868 (emit_block_move): Likewise.
1869 (clear_storage): Likewise.
1870 (expand_expr): Likewise.
1871 * flow.c (function_obstack): Remove.
1872 (flow_obstack): New variable.
1873 (flow_firstobj): Likewise.
1874 (create_base_block): Use the flow_obstack.
1875 (split_block): Likewise.
1876 (split_edge): Likewise.
1877 (calculate_global_regs_live): Likewise.
1878 (allocate_bb_life_data): Make it static. Likewiwse.
1879 (init_flow): New function.
1880 (size_int_type_wide): Remove ggc_p conditionals.
1882 (push_function_context_to): Don't call save_tree_status.
1883 (pop_function_context_from): Or restore_tree_status.
1884 (assign_stack_local_1): Don't call push_obstacks.
1885 (find_fixup_replacement): Use xmalloc.
1886 (fixup_var_refs_insns): Free the storage.
1887 (insns_for_mem_walk): Don't mess with obstacks.
1888 (instantiate_decls): Likewise.
1889 (trampoline_address): Likewise.
1890 (expand_function_end): Likewise.
1891 * function.h (sturct function):
1892 Remove obstack-related variables.
1893 (save_tree_status): Don't declare.
1894 (restore_tree_status): Likewise.
1895 * gcse.c (compute_can_copy):
1896 Don't call oballoc/obfree.
1897 * genattrtab.c (operate_exp): Remove
1899 (simplify_cond): Likewise.
1900 (simplify_test_exp): Don't mess with obstacks.
1901 (optimize_attrs): Likewise.
1902 * gengenrtl.c (gendef): Don't include
1904 * ggc-callbacks.c (ggc_p): Remove.
1905 * ggc-none.c (ggc_p): Remove.
1906 * ggc.h (ggc_p): Don't declare.
1907 * integrate.c (save_for_inline): Don't mess with obstacks.
1908 (integrate_decl_tree): Likewise.
1909 (output_inline_function): Likewise.
1911 (init_EXPR_INSN_LIST_cache): Likewise.
1912 * loop.c (temp_obstack):
1914 (rtl_obstack): Likewise.
1915 (init_loop): Don't mess with obstacks.
1916 (reg_address_cost): Free BIVs and GIVs.
1917 (check_insns_for_bivs): Use xmalloc, not oballoc.
1918 (find_mem_givs): Likewise.
1919 (record_biv): Likewise.
1920 (general_induction_var): Likewise.
1921 (product_cheap_p): Likewse.
1922 * optabs.c (init_one_libfunc): Remove
1924 * print-tree.c (debug_tree): Don't use
1926 (print_node): Likewise.
1927 * profile.c (output_func_start_profiler):
1928 Remove call to temporary_allocation.
1930 (eliminate_regs_in_insn): Don't mess with obstacks.
1932 (mark_target_live_regs): Use xmalloc.
1933 (free_resource_info): Free the memory.
1934 * rtl.c (rtl_obstack):
1936 (rtvec_alloc): Don't mess with obstacks.
1937 (rtx_alloc): Likewise.
1939 (copy_rtx): Don't handle `b' cases.
1940 (read_rtx): Use a local rtl_obstack.
1941 * rtl.h (oballoc): Remove.
1943 (pop_obstacks): Likewise.
1944 (push_obstacks): Likewise.
1945 (allocate_bb_life_data): Likewise.
1946 (allocate_reg_life_data): Likewise.
1947 (rtx_free): Likewise.
1948 * sdbout.c (sdbout_queue_anonymous_type):
1949 Use tree_cons, not saveable_tree_cons.
1951 (cselib_init): Don't mess with obstacks.
1953 (mark_block_nesting): Mark the label_chain.
1954 (epxand_label): Use ggc_alloc, not oballoc.
1955 (clear_last_expr): Don't mess with obstacks.
1956 (expand_decl_cleanup): Likewise.
1957 (expand_dcc_cleanup): Likewise.
1958 (expand_dhc_cleanup): Likewise.
1959 (expand_anon_union_decl): Likewise.
1960 (add_case_node): Use xmalloc, not oballoc.
1961 (free_case_nodes): New function.
1962 (expand_end_case): Call it.
1963 * stor-layout.c (layout_type): Don't
1965 (layout_type): Likewise.
1966 * toplev.c (wrapup_global_declarations):
1968 (compile_file): Remove ggc_p conditionals.
1969 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1970 (decode_f_option): Remove ggc_p conditionals.
1972 (function_maybepermanent_obstack): Remove.
1973 (maybepermanent_obstack): Likewise.
1974 (function_obstack): Likewise.
1975 (tmeporary_obstack): Likewise.
1976 (momentary_obstack): Likewise.
1977 (temp_decl_obstack): Likewise.
1978 (saveable_obstack): Likewise.
1979 (rtl_obstack): Likewise.
1980 (current_obstack): Likewise.
1981 (expression_obstack): Likewise.
1982 (struct obstack_stack): Likewise.
1983 (obstack_stack): Likewise.
1984 (obstack_stack_obstack): Likewise.
1985 (maybepermanent_firstobj): Likewise.
1986 (temporary_firstobj): Likewise.
1987 (momentary_firstobj): Likewise.
1988 (temp_decl_firstobj): Likewise.
1989 (momentary_function_firstobj): Likewise.
1990 (all_types_permanent): Likewise.
1991 (struct momentary_level): Likewise.
1992 (momentary_stack): Likewise.
1993 (init_obstacks): Remove initialization of removed obstacks.
1994 (save_tree_status): Remove.
1995 (restore_tree_status): Likewise.
1996 (temporary_allocation): Liekwise.
1997 (end_temporary_allocation): Liekwise.
1998 (resume_temporary_allocation): Likewise.
1999 (saveable_allocation): Likewise.
2000 (push_obstacks): Likewise.
2001 (push_obstacks_nochange): Likewise.
2002 (pop_obstacks): Likewise.
2003 (allocation_temporary_p): Likewise.
2004 (permanent_allocation): Likewise.
2005 (preserve_data): Likewise.
2006 (preserve_initializer): Likewise.
2007 (rtl_in_current_obstack): Likewise.
2008 (rtl_in_saveable_obstack): Likewise.
2009 (oballoc): Likewise.
2011 (savealloc): Likewise.
2012 (expralloc): Likewise.
2013 (print_obstack_name): Likewise.
2014 (debug_obstack): Likewise.
2015 (object_permanent_p): Likewise.
2016 (push_momentary): Likewise.
2017 (perserve_momentary): Likewise.
2018 (clear_momentary): Likewise.
2019 (pop_momentary): Likewise.
2020 (pop_momentary_nofree): Likewise.
2021 (suspend_momentary): Likewise.
2022 (resume_momentary): Likewise.
2023 (make_node): Don't set TREE_PERMANENT.
2024 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
2025 Don't set TREE_PERMANENT.
2026 (get_identifier): Remove ggc_p conditionals.
2027 (build_string): Likewise.
2028 (make_tree_vec): Likewise.
2029 (build_decl_list): Remove.
2030 (build_expr_list): Likewise.
2031 (tree_cons): Remove ggc_p conditionals.
2032 (decl_tree_cons): Remove.
2033 (expr_tree_cons): Likewise.
2034 (perm_tree_cons): Likewise.
2035 (temp_tree_cons): Likewise.
2036 (saveable_tree_cons): Likewise.
2037 (build1): Remove ggc_p conditionals.
2038 (build_parse_node): Likewise.
2039 (build_type_attribute_variant): Don't mess with obstacks.
2040 (build_type_copy): Likewise.
2041 (type_hash_canon): Likewise.
2042 (build_pointer_type): Likewise.
2043 (build_reference_type): Likewise.
2044 (build_index_type): Likewise.
2045 (build_range_type): Likewise.
2046 (dump_tree_statistics): Don't print obstack information.
2048 (struct tree_common): Remove permanent_flag.
2049 (TREE_PERMANENT): Remove.
2050 (TREE_SET_PERMANENT): Likewise.
2051 (TYPE_OBSTACK): Likewise.
2052 (struct tree_type): Remove obstack.
2054 (savealloc): Likewise.
2055 (build_decl_list): Likewise.
2056 (build_expr_list): Likewise.
2057 (perm_tree_cons): Likewise.
2058 (temp_tree_cons): Likewise.
2059 (saveable_tree_cons): Likewise.
2060 (decl_tree_cons): Likewise.
2061 (expr_tree_cons): Likewise.
2062 (suspend_momentary): Likewise.
2063 (allocation_temporary_p): Likewise.
2064 (resume_momentary): Likewise.
2065 (push_obstacks_nochange): Likewise.
2066 (permanent_allocation): Likewise.
2067 (push_momentary): Likewise.
2068 (clear_momentary): Likewise.
2069 (pop_momentary): Likewise.
2070 (end_temporary_allocation): Likewise.
2071 (pop_obstacks): Likewise.
2072 (push_obstacks): Likewise.
2073 (pop_momentary_nofree): LIkewise.
2074 (preserve_momentary): Likewise.
2075 (saveable_allocation): Likewise.
2076 (temporary_allocation): Likewise.
2077 (resume_temporary_allocation): Likewise.
2078 (perserve_initializer): Likewise.
2079 (debug_obstack): Likewise.
2080 (rtl_in_current_obstack): Likewise.
2081 (rtl_in_saveable_obstack): Likewise.
2083 * varasm.c (current_obstack): Remove.
2084 (saveable_obstack): Remove.
2085 (rtl_obstack): Remove.
2086 (immed_double_const): Don't mess with obstacks.
2087 (immed_real_cons): Likewise.
2088 (output_constant_def): Likewise.
2089 (init_varasm_status): Use xcalloc.
2090 (mark_pool_constant): Mark the pool constant itself.
2091 (free_varasm_status): Free memory.
2092 (decode_rtx_const): Call bzero directly, rather than expanding it
2094 (record_rtx_const): Don't mess with obstacks.
2095 (force_const_mem): Likewise.
2096 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
2098 (aof_pic_entry): Likewise.
2099 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2100 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
2101 * config/pa/pa.c (saveable_obstack): Remove.
2102 (rtl_obstack): Likewise.
2103 (current_obstack): Likewise.
2104 (output_call): Don't mess with obstacks.
2105 (hppa_encode_label): Remove ggc_p conditionals.
2106 * config/romp/romp.c (get_symref): Don't mess with obstacks.
2107 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
2108 (rs6000_encode_section_info): Likewise.
2109 * config/sh/sh.c (get_fpscr_rtx): Likewise.
2111 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
2113 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
2114 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
2115 (addsi3_carry): Canonicalize.
2116 (addqi_5): Remove '*'.
2117 (sbb pattern): Canonicalize.
2119 * i386.md (cmp to inc/add peep2): New.
2121 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2123 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2126 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2128 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2129 * README.TRAD, TESTS.FLUNK: Remove.
2131 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2133 * c-common.c (decl_attributes): Don't allow strftime formats with
2134 first_arg_num nonzero.
2135 (check_format_info): Set wanted_type and wanted_type_name to zero
2136 before they are possibly assigned and used.
2138 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * c-common.c (scanf_flag_specs): Add flags ' and I.
2141 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2142 or the ^ and # flags together.
2143 (scan_char_table): Handle the ' and I flags.
2144 (format_types): Add ' and I flags for scanf.
2146 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2148 * c-common.c (print_char_table): Use the unpromoted type for
2149 lengths "h" and "hh" with conversions dioxXu.
2150 (check_format_types): Apply the default argument promotions where
2151 the wanted type is not a pointer target.
2153 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2154 Joseph S. Myers <jsm28@cam.ac.uk>
2156 * c-typeck.c (check_modify_expr): New function.
2157 (build_modify_expr): Call it if warn_sequence_point.
2158 * c-decl.c (warn_sequence_point): New variable.
2159 (c_decode_option): Handle -Wsequence-point and
2160 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2161 * c-tree.h (warn_sequence_point): Declare.
2162 * invoke.texi (-Wsequence-point): Document.
2163 * toplev.c (documented_lang_options): Add -Wsequence-point and
2164 -Wno-sequence-point.
2165 Original work by Michael Meeks, 16 Jun 1998.
2167 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2169 * tree.c (get_narrower): Don't look at precision of field if
2172 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2174 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2175 declaration for data with "progmem" attribute.
2177 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2179 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2180 Correct insn length if shift count is a memory operand.
2181 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2182 (*iorhi3_clobber): Change lo8 to hi8.
2183 (zero_extendhisi2): Change %B0 to %A1.
2184 (ashlhi3, ashrhi3): Correct insn length.
2185 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2186 from "clobber" to "set_n" in some alternatives.
2188 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2190 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2191 remove its insn_chain structure as well.
2193 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2195 * dbxout.c (dbxout_source_line): Remove extra tab.
2197 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2199 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2201 2000-10-09 Richard Henderson <rth@cygnus.com>
2203 * Makefile.in (LANG_LIB2FUNCS): Remove.
2204 (LIB2FUNCS): Remove _pure.
2205 (LIB2ADD): Remove LANG_LIB2FUNCS.
2206 (stage_a): Don't set LANG_LIB2FUNCS.
2207 * libgcc2.c (__terminate): Mark noreturn.
2208 (__pure_virtual): Remove.
2209 * mklibgcc.in: Remove LIB2ADD .txt processing.
2211 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2213 * arm.md (push_multi): Revert unintended change.
2215 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2217 * arm.c: Miscellaneous white space and comment clean-ups. No
2221 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2224 STRING_CST by calling combine_strings.
2226 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2228 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2229 (thumb_output_move_mem_multiple): Support new insn format.
2230 * arm.md (movmem12b): Use SSA compatible format.
2231 (movmem8b): Likewise.
2233 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2235 * arm.md (predicable): New attribute, default to "no".
2236 (all patterns): Mark as predicable if appropriate.
2237 (conditional execution splits): Split using predication format.
2238 (define_cond_exec): Define.
2239 * arm.c (arm_print_operand): handle insn predicate.
2241 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2243 * README.NS32K: Remove file.
2245 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2247 * README-bugs: Remove file.
2249 2000-10-08 Philipp Thomas <pthomas@suse.de>
2250 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2252 * configure: Rebuilt.
2254 2000-10-08 Philipp Thomas <pthomas@suse.de>
2255 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2256 disable catalog building if no suitable program was found.
2257 Move warning message from here
2258 (AM_GNU_GETTEXT): To here.
2259 * configure: Rebuilt.
2261 2000-10-08 Philipp Thomas <pthomas@suse.de>
2262 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2263 different cache variables.
2264 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2265 uses different cache variables.
2266 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2267 * configure: Regenerated.
2269 2000-10-08 Richard Henderson <rth@cygnus.com>
2271 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2272 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2273 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2276 * config/t-linux (SHLIB_EXT): New.
2277 (SHLIB_LINK): Use the entire build command, with substitutions.
2278 (SHLIB_LIBS): Remove.
2279 * config/alpha/t-osf4: Likewise.
2280 * config/mips/t-iris6: Likewise.
2281 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2282 * config/sparc/t-slibgcc-sld: ...here.
2283 * config/sparc/t-slibgcc: New file.
2285 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2287 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2288 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2290 (intmax_type_node, uintmax_type_node): Define.
2291 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2292 attributes create a type wider than intmax_t.
2293 (T_IM, T_UIM): Define properly.
2294 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2296 (init_decl_processing): Initialize intmax_type_node and
2298 * c-lex.c (lex_number): When pedantic and warning for integer
2299 constants that are too large, in C99 mode warn for those that have
2300 a type wider than long long.
2302 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2304 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2305 FMT_FLAG_FANCY_PERCENT_OK): Define.
2306 (format_char_info): Add flag "4" to comment.
2307 (format_flag_spec, format_flag_pair): New structures.
2308 (format_kind_info): Add additional fields to control format
2310 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2311 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2313 (time_char_table): Use "4" flag to handle %Ey.
2314 (format_types): Add entries for new fields.
2315 (get_flag_spec): New function.
2316 (check_format_info): Increase size of flag_chars[] to 256.
2317 Control format checking using the new fields of a format_kind_info
2318 and the new tables; remove all conditionals on printf_format_type,
2319 scanf_format_type or strftime_format_type. Handle all details of
2320 bad combinations of flags (including width, precision and strftime
2321 modifiers) through data rather than ad hoc code. Handle all
2322 details of standard versions in which flags appeared through
2323 data. Use the "4" flag.
2325 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2327 * config/h8300/h8300.md: Remove the memory alternative and correct
2328 the insn lengths in the templates for sign extention and zero
2331 2000-10-07 Richard Henderson <rth@cygnus.com>
2333 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2334 * flow.c (make_edges): Revert last change.
2336 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2338 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2340 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2342 * config/alpha/elf.h: Standardize the formatting.
2344 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2346 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2349 2000-10-06 Richard Henderson <rth@cygnus.com>
2351 * function.c (diddle_return_value): Examine
2352 current_function_return_rtx instead of the DECL_RESULT.
2353 (expand_function_end): Handle reloading DECL_RESULT from memory
2354 into a hard register. Query promote_mode for sign of mismatched
2357 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2359 * haifa-sched.c (schedule_insns): Fix typo in freeing
2360 forward_dependency_cache.
2362 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2364 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2365 `TARGET_SH2' as a condition.
2367 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2369 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2370 forward_dependency_cache): New variables.
2371 (add_dependence, remove_dependence): Use anti_dependency_cache and
2372 output_dependency_cache.
2373 (compute_block_forward_dependences): Use forward_dependency_cache.
2374 (schedule_insns): Allocate and free memory for anti/output/forward
2375 dependencies caches.
2377 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2379 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2380 `! TARGET_SH1'. Reindent.
2382 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2384 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2385 Move functions from here ...
2387 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2389 (c_expand_builtin): New function.
2390 (init_function_format_info): Don't set `check_function_format_ptr'.
2391 (c_common_nodes_and_builtins): Set built_in_class type for
2392 printf/__builtin_printf to BUILT_IN_FRONTEND.
2393 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2395 * c-common.h (build_function_call): Declare.
2397 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2398 to `lang_expand_expr' rather than `expand_builtin'.
2400 * tree.c (check_function_format_ptr): Delete.
2402 * tree.h (check_function_format_ptr): Likewise.
2404 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2406 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2407 DW_OP_bregx when cfa->reg > 31.
2409 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2412 2000-10-05 Richard Henderson <rth@cygnus.com>
2414 * c-decl.c (warn_missing_noreturn): Remove.
2415 (c_expand_body): Don't set or check can_reach_end.
2416 * c-tree.h (warn_missing_noreturn): Move ...
2417 * flags.h: ... here.
2418 (can_reach_end): Remove.
2419 * flow.c (check_function_return_warnings): New.
2420 (make_edges): No edge to exit for noreturn sibcalls.
2421 * function.c (expand_function_end): Save the return value
2422 clobber instruction.
2423 (mark_function_status): Mark it.
2424 * function.h (struct function): Add x_clobber_return_insn.
2425 * jump.c (can_reach_end): Remove.
2426 (calculate_can_reach_end): Remove.
2427 (jump_optimize_1): Don't call it.
2428 * output.h (check_function_return_warnings): Declare.
2429 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2430 (rest_of_compilation): Call check_function_return_warnings.
2432 2000-10-05 Richard Henderson <rth@cygnus.com>
2434 * Makefile.in (NM_FOR_TARGET): New.
2435 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2436 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2437 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2438 shared library build on that and EXTRA_MULTILIB_PARTS.
2439 * mkmap-flat.awk: New file.
2440 * mkmap-symver.awk: New file.
2441 * libgcc-std.ver: New file.
2442 * config/libgcc-glibc.ver: New file.
2443 * config/ia64/libgcc-ia64.ver: New file.
2444 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2445 (SHLIB_LINK): Add --version-script.
2446 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2447 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2448 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2449 (SHLIB_LINK): Add -M.
2451 2000-10-05 Richard Henderson <rth@cygnus.com>
2453 * Makefile.in (LIB2FUNCS): Add _clz.
2454 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2455 (__clz_tab): Put in its own unit, non-static.
2456 * libgcc2.h: Always include longlong.h.
2458 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2459 a zero instead of -1.
2460 (count_trailing_zeros): Likewise.
2462 2000-10-05 Richard Henderson <rth@cygnus.com>
2464 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2465 when second op1 is const0_rtx. Validate op0 as a register.
2466 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2467 in the first argument of the compare.
2468 (setcc_swapped_internal): Likewise.
2469 (setne_internal): Likewise.
2471 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2473 * tree.c (tree_size): New function split out of copy_node.
2474 (make_node): Remove obstack handling. Use tree_size.
2475 (copy_node): Use tree_size.
2476 * tree.h: Prototype tree_size.
2478 2000-10-05 Richard Henderson <rth@cygnus.com>
2480 * diagnostic.c (output_format): Add missing break.
2482 2000-10-05 Jim Wilson <wilson@cygnus.com>
2484 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2485 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2486 sequence insn to INSN, and delete last sequence insn.
2488 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2490 * gcc.c (main): Include generated configargs.h header
2491 and use arguments in '-v' output.
2493 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2495 * gcc.c: Move data on prefixes forward in file and reorganize.
2496 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
2497 Always define, but make null if no value.
2498 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
2499 and "md_startfile_prefix_1".
2500 (main): Check whether md_exec_prefix and the others are the
2501 null string rather than whether the macro is defined.
2503 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2505 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
2506 from PSImode to SImode.
2508 2000-10-05 Jakub Jelinek <jakub@redhat.com>
2510 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
2511 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
2512 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
2515 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2517 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
2518 negation in proper type.a
2520 2000-10-04 Richard Henderson <rth@cygnus.com>
2522 * configure.in (enable-shared): New.
2523 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
2524 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
2525 * mklibgcc.in: Use them to link shared a libgcc.
2526 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
2527 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
2528 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
2529 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
2531 * configure.in (alpha-osf*): Use t-osf and x-osf.
2532 * config/alpha/t-osf: New file.
2533 * config/alpha/t-osf4: New file.
2534 * config/alpha/x-osf: New file.
2535 * config/alpha/x-alpha: Remove file.
2537 2000-10-04 Will Cohen <wcohen@redhat.com>
2539 * c-typeck.c (process_init_element): Added warning for zero-length
2542 * extend.texi (Zero Length): State that static initializers for
2543 zero-length arrays are not allowed.
2545 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
2547 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
2550 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2552 * config/float-c4x.h: New.
2553 * configure.in (c4x-*): Set float_format to c4x.
2554 * configure: Regenerate.
2556 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2558 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
2559 compilation for solaris versions 2.7 and greater.
2561 2000-10-02 Marc Espie <espie@openbsd.org>
2563 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
2564 instead of redefining from scratch.
2566 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2568 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2570 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2572 * config/ns32k/genix.h: Remove.
2573 * config/ns32k/x-genix: Likewise.
2574 * config/ns32k/xm-genix.h: Likewise.
2575 * config/fx80: Remove all filee in directory.
2576 * config/pyr: Likewise.
2577 * config/tahoe: Likewise.
2578 * config/gmicro: Likewise.
2579 * config/spur: Likewise.
2580 * configure.in: Remove configury bits for above targets.
2581 * configure: Regenerated.
2583 * configure.in: Don't configure chill by default.
2584 * configure: Regenerated.
2586 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2587 (lang_mark_false_label_stack): Remove.
2588 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2589 <top level> string in GC area.
2590 (mark_splay_tree_node): New function.
2591 (mark_splay_tree): Likewise.
2592 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2594 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2595 * ggc-common.c (lang_mark_false_label_stack): Change type.
2596 * ggc.h (ggc_alloc_string): Add comment.
2597 (ggc_strdup): New function.
2599 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2601 * config/avr/avr.h (BRANCH_COST): Define as 0.
2603 * config/pdp11/pdp11.c: #include "tree.h" added.
2605 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2607 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2608 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2609 with known shift count.
2610 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2611 New alternative for shift count 2 with no scratch register.
2612 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2613 "set_n" for shift counts 1 and 2.
2615 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2617 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2618 the mask value from the individual SET operations.
2619 (return_internal_si): Move the USE after the RETURN.
2620 (return_internal_di): Likewise.
2621 (return_and_restore_fpregs_si): Likewise.
2622 (return_and_restore_fpregs_di): Likewise.
2623 (return_eh_si): Likewise.
2624 (return_eh_di): Likewise.
2625 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2627 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2628 Don't generate a PARALLEL around a single operation movsi_to_cr.
2629 Generate the RETURN first in any PARALLELs.
2631 * rtlanal.c (single_set_1): Use fatal_insn to display the
2632 invalid insn. Check for more cases when a USE or CLOBBER occurs
2634 * Makefile.in: Update dependencies for rtlanal.o.
2636 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2638 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2640 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2642 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2643 Consistently use @email for formatting email addresses.
2645 2000-09-29 Richard Henderson <rth@cygnus.com>
2647 * cse.c (notreg_cost): New argument outer.
2648 (COST): Pass in SET to notreg_cost
2650 (fold_rtx): Use COST_IN. Prefer constants when costs
2653 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2655 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2656 * fixinc/fixincl.x: Regenerate.
2658 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2660 * loop.c (check_final_value): A GIV is not replaceable if used
2663 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2665 * version.c: Bump to gcc-2.97.
2667 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2669 * final.c (final_scan_insn): Remove extra extract_insn call;
2670 Use caching for constrain_operands.
2671 (cleanup_subreg_operands): Use caching for extract_insn.
2672 * recog.c (constrain_operands_cached): New.
2673 * recog.h (constrain_operands_cached): Declare.
2674 * i386.c (ix86_attr_length_immediate_default,
2675 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2678 * recog.c (asm_noperands): Tweak.
2679 (extract_insn): Do not call asm_noperads for non-asm instructions.
2681 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2683 * recog.c (recog_memoized): Rename to recog_memoized_1.
2684 * recog.h (recog_memoized): Rename to recog_memoized_1.
2685 (recog_memoized): New macro.
2686 * rtl.h (single_set): Rename to single_set_1
2687 (single_set): New macro.
2688 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2691 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2692 Do not use match_dup of input operands at outputs.
2693 Use register_operand for memory expression.
2694 (rep_movsi): Put use last, canonicalize.
2695 Use register_operand for memory expression.
2696 (rep_movqi): Put use last.
2697 Use register_operand for memory expression.
2698 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2699 of input operands at outputs. Use register_operand for memory
2701 (rep_stossi): Put use last; canonicalize; fix match_dup in
2702 the address expression
2703 (rep_stosqi): Likewise.
2704 (memcmp expander): Update calls.
2705 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2708 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2710 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2712 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2714 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2715 Contains the old contents of config/i386/freebsd.h
2716 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2717 Contains the old contents of config/i386/freebsd-elf.h
2718 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2719 config/i386/freebsd.h.
2720 * configure.in: Adjust for above changes.
2721 * po/POTFILES.in: Likewise.
2722 * po/en_GB.po: Likewise.
2723 * po/gcc.pot: Likewise.
2724 * configure: Rebuilt.
2726 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2728 * doloop.c (doloop_modify): Prevent delete_insn() from
2729 deleting too much. Prefer loop->top over loop->start as
2730 target for the new JUMP insn.
2731 (doloop_valid_p): Ignore loop with exit_count != 0.
2733 2000-09-28 Philipp Thomas <pthomas@suse.de>
2735 * invoke.texi (i386 Options): Add athlon to table of possible
2738 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2740 * diagnostic.h (output_clear_message_text): New function.
2741 (output_message_text): New macro.
2743 * diagnostic.c (clear_text_info): Rename to
2744 output_clear_message_text.
2745 (output_clear): Adjust.
2746 (output_finish): Rename to output_finalize_message. Tweek.
2747 (output_to_stream): Adjust.
2749 2000-09-28 Neil Booth <neilb@earthling.net>
2751 * cpperror.c (_cpp_begin_message): Do the test for suppression
2752 of warnings and pedantic warnings before the "is a warning an
2754 * cppinit.c (cpp_handle_option): Remove surplus \n.
2755 * cpplex.c (ON_REST_ARG): Delete.
2756 (skip_block_comment): Initialise prevc.
2757 (parse_args): Improve error messages.
2758 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2760 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2761 * cppmain.c (main): Set callbacks for #ident and #pragma
2762 only if no_output option is false.
2763 (do_pragma_implementation): Only call the #pragma handler
2764 if it is set in the cpp_reader structure.
2766 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2768 * integrate.c (copy_insn_list): if an ignored return value
2769 is being clobbered, skip cloning that into the inline copy.
2771 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2773 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2774 use @uref for formatting URLs.
2776 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2778 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2781 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2783 * gcc.c (cpp_options): Add spec for -ftabstop=.
2784 (invoke_as): New spec that handles invoking as.
2785 Update specs to handle -save-temps and -traditional.
2786 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2788 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2789 invoke_as, and handle -save-temps and -traditional (if
2792 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2794 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2796 (function_arg_slotno): Accept TImode/CTImode.
2797 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2800 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2802 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2805 2000-09-25 Jim Wilson <wilson@cygnus.com>
2807 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2808 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2809 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2810 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2812 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2814 * cpplex.c (parse_args): Don't set VOID_REST flag.
2815 (CONTEXT_VARARGS): New flag.
2816 (maybe_paste_with_next): Set context earlier in loop. Use
2817 it. Do varargs test with CONTEXT_VARARGS flag.
2818 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2819 pushing an argument context for a varargs argument.
2820 * cpplib.h (VOID_REST): Delete.
2821 * gcc.dg/cpp/vararg1.c: Add test case.
2823 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2825 * flags.h: Declare warning flag warn_system_headers.
2826 * toplev.c: Define it.
2827 (W_options): Add option -Wsystem-headers.
2828 * diagnostic.c (count_error): Test warn_system_headers.
2829 * invoke.texi: Add description for -Wsystem-headers.
2830 * cpplib.h (cpp_options): New member warn_system_headers.
2831 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2832 CPP_IN_SYSTEM_HEADER.
2833 * cpplib.c (do_import, do_pragma_once): Likewise.
2834 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2835 and CPP_IN_SYSTEM_HEADER.
2836 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2837 (print_help): Describe -Wsystem_headers.
2838 * cpplex.c (lex_line): Reorganize condition so that warnings
2839 about C++ comments in system headers can be enabled. Remove
2840 label do_line_comment.
2842 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2844 * cpplex.c (save_comment): Only store the initial '/'
2846 (lex_token): Combine handling of the two comment types.
2847 Pass everything but the initial '/' to save_comment.
2849 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2851 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2852 _cpp_can_paste): New library-internal prototypes.
2853 * cpplex.c (dump_param_spelling, output_line_command,
2854 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2855 cpp_printf, cpp_output_list): Move to cppoutput.c.
2856 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2857 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2859 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2860 dump_param_spelling, output_line_command, cpp_scan_buffer,
2861 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2863 * Makefile.in: Add cppoutput.c.
2864 * po/POTFILES.in: Add cppoutput.c.
2866 2000-09-25 Richard Henderson <rth@cygnus.com>
2868 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2869 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2870 split until after reload.
2871 (rotlsi3, rotldi3): New.
2873 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2875 * diagnostic.c (output_last_position): Define.
2876 (set_real_maximum_length): Tweek.
2877 * diagnostic.h (output_last_position): Declare.
2879 2000-09-25 Kazu Hirata <kazu@hxi.com>
2881 * config/i386/i386.c: Fix formatting.
2883 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2885 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2886 UNITS_PER_WORD is small.
2888 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2890 * c-common.c (format_char_info): Add flags2; update comments.
2891 (print_char_table, scan_char_table, time_char_table): Split some
2892 flags out into flags2.
2893 (check_format_info): Use flags2 for those flags, for identifying
2894 the initial character of a scanf scanset, and for identifying
2895 printf formats where the '0' flag is ignored with precision.
2897 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2899 Changes below marked "here" add TABs on either or both sides,
2900 covering start of line, up to any operand for all noted .*ASM.*_OP
2901 definitions. All callers changed.
2902 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2903 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2904 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2905 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2906 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2907 Fix typos in description for LONG_LONG_TYPE_SIZE and
2908 FINI_SECTION_ASM_OP.
2909 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2910 why these defaults don't have leading spacing.
2911 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2912 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2913 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2914 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2915 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2916 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2917 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2918 * varasm.c (ASM_STABS_OP): Here.
2919 * xcoffout.h (ASM_STABS_OP): Here.
2920 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2921 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2922 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2923 STRING_ASM_OP): Here.
2924 * config/freebsd.h (IDENT_ASM_OP): Here.
2925 * config/linux-aout.h (SET_ASM_OP): Here.
2926 * config/linux.h (SET_ASM_OP): Here.
2927 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2929 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2930 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2931 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2932 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2934 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2935 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2936 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2937 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2938 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2939 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2940 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2941 * config/a29k/udi.h (INT_ASM_OP): Here.
2942 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2943 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2945 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2946 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2947 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2948 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2949 ASM_STABD_OP): Here.
2950 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2951 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2952 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2953 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2954 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2955 SIZE_ASM_OP, STRING_ASM_OP): Here.
2956 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2957 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2958 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2959 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2960 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2961 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2963 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2964 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2965 * config/arm/coff.h (INT_ASM_OP): Here.
2966 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2967 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2968 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2969 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2970 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2971 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2972 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2973 STRING_ASM_OP): Here. Update documentation copy in comments.
2974 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2975 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2976 DATA_SECTION_ASM_OP): Here.
2977 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2979 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2980 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2981 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2982 BSS_SECTION_ASM_OP): Here.
2983 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2984 BSS_SECTION_ASM_OP): Here.
2985 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2987 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2988 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2989 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2990 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2991 BSS_SECTION_ASM_OP): Here.
2992 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2993 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2994 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2995 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2996 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2998 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2999 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
3001 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
3002 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3003 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
3004 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
3006 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
3007 * config/i386/netbsd.h (INT_ASM_OP): Here.
3008 * config/i386/openbsd.h (INT_ASM_OP): Here.
3009 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
3010 IDENT_ASM_OP): Here.
3011 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
3012 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
3013 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
3014 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
3015 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
3016 SHARED_BSS_SECTION_ASM_OP): Here.
3017 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
3018 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3019 DATA_SECTION_ASM_OP): Here.
3020 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3021 CONST_SECTION_ASM_OP): Here.
3022 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
3023 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3024 BSS_SECTION_ASM_OP): Here.
3025 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
3026 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
3027 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
3028 BSS_ASM_OP): Here, but use trailing spaces.
3029 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3030 DATA_SECTION_ASM_OP): Here.
3031 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
3033 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
3034 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
3035 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3036 TDESC_SECTION_ASM_OP): Here.
3037 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
3038 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3039 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3041 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3042 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
3043 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3044 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3045 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
3046 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
3047 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3048 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
3049 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
3050 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
3051 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3052 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3054 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3055 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3056 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
3057 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
3058 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
3059 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
3060 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
3061 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3062 GLOBAL_ASM_OP): Here.
3063 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
3064 BSS_SECTION_ASM_OP): Here.
3065 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
3066 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3067 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
3068 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
3070 * config/m68k/newsgas.h (SET_ASM_OP): Here.
3071 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
3072 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3073 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3074 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3075 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
3076 but use trailing spaces.
3077 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
3078 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
3079 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
3081 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3082 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3083 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3084 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3085 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3086 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
3087 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
3088 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
3089 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
3090 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
3091 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3092 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
3094 * config/m88k/openbsd.h (SET_ASM_OP): Here.
3095 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3096 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3097 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
3098 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
3099 DTORS_SECTION_ASM_OP): Here.
3100 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
3101 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3102 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
3103 BSS_SECTION_ASM_OP): Here.
3104 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
3105 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
3106 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
3107 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
3108 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
3109 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3110 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
3111 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
3113 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
3115 * config/mips/osfrose.h (SET_ASM_OP): Here.
3116 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
3117 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
3118 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3119 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3121 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3122 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3123 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3124 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3125 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3126 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3128 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3130 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3131 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3132 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3134 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3135 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3136 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3137 * config/sparc/linux64.h (COMMON_ASM_OP,
3138 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3139 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3140 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3141 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3142 * config/sparc/pbd.h (ASM_INT_OP): Here.
3143 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3144 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3145 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3146 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3147 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3148 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3149 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3150 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3151 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3152 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3153 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3154 EH_FRAME_SECTION_ASM_OP): Here.
3155 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3156 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3158 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3160 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3161 TCOMMON_ASM_OP): Here.
3162 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3164 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3167 2000-09-25 Richard Henderson <rth@cygnus.com>
3169 * expmed.c (store_bit_field): Adjust last change to not consider
3170 any word-sized field naturally aligned.
3172 2000-09-24 Richard Henderson <rth@cygnus.com>
3174 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3175 TFmode unordered compares properly. Revalidate integer compare
3177 (alpha_emit_setcc): New.
3178 (alpha_emit_conditional_move): Revalidate integer compare operands.
3179 * config/alpha/alpha-protos.h: Update.
3180 * config/alpha/alpha.md (cmpdi): Allow general operands.
3181 (sne): Use alpha_emit_setcc.
3182 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3183 (sunordered, sordered): New.
3185 2000-09-24 Richard Henderson <rth@cygnus.com>
3187 * config/ia64/ia64-protos.h: Update.
3188 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3189 (ia64_expand_call): New.
3190 (ia64_expand_prologue): Emit an alloc if we need extra input
3192 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3193 instruction if true.
3194 (struct reg_flags): Add is_sibcall.
3195 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3196 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3197 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3198 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3199 * config/ia64/ia64.md (call): Use ia64_expand_call.
3200 (call_value): Likewise.
3201 (sibcall, sibcall_value): New.
3202 (call patterns): Remove extra expanders; tidy.
3203 (sibcall_epilogue): New.
3204 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3206 2000-09-24 Richard Henderson <rth@cygnus.com>
3208 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3210 * sibcall.c (skip_pic_restore): New.
3211 (identify_call_return_value): Use it.
3213 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3215 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3216 functions. Generalize to handle both C and C++.
3217 * Makefile.in (c-tree.info): New target.
3218 (info): Add c-tree.info.
3220 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3222 * expr.c (store_field): If BITSIZE is negative, use size of type.
3223 (expand_expr, case COMPONENT_EXPR): Likewise.
3225 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3227 * cpplex.c: Update TODO comment.
3228 * cpplib.c (do_error, do_warning): Merge common code of
3229 do_error and do_warning into do_diagnostic. Use it.
3230 (do_diagnostic): New function.
3231 * cpplib.h: Fix comment typo.
3233 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3235 * c-common.c (check_format_info): Warn for a wide character string
3236 used as a non-wide format argument.
3238 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3240 * builtins.def (BUILT_IN_LLABS): Add.
3241 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3242 * c-common.c (c_common_nodes_builtins): Create builtin functions
3243 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3244 outside of C99 mode.
3245 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3247 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3249 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3250 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3251 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3252 _cpp_free_toklist): No need to worry about extra dummy token
3253 at the start of token lists any more.
3254 (trigraph_ok): Only warn outside comments.
3255 (skip_block_comment): Set and clear lexing_comment.
3256 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3257 Set and clear lexing_comment.
3258 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3259 (check_long_token): Delete.
3260 (lex_percent, lex_dot): New subroutines of lex_token to
3261 handle lexing of '.' and '%' without lookback.
3262 (lex_token): Use lex_dot and lex_percent.
3263 (lex_line): Don't check for LIST_OFFSET.
3264 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3265 * cpplib.c (_cpp_parse_assertion): Similarly.
3266 (cpp_push_buffer): Initialize extra_char.
3267 * cpplib.h (LIST_OFFSET): Delete.
3268 (struct cpp_buffer): New member extra_char.
3269 (struct lexer_state): New members lexing_comment and seen_dot.
3271 2000-09-23 Jason Merrill <jason@redhat.com>
3273 * config/rs6000/x-aix41 (CLIB): Define here.
3274 * config/rs6000/t-aix43: Not here.
3275 * config/rs6000/t-aix41: Or here. Remove.
3276 * configure.in: Don't use it.
3278 2000-09-22 Jason Merrill <jason@redhat.com>
3280 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3281 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3282 * config.in: Regenerate.
3284 * configure.in: Fix checks for assembler features when using a
3285 one-tree assembler that has not yet been built.
3286 Fix --disable-threads.
3288 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3290 * stmt.c (expand_asm_operands): Allow # in constraints.
3292 2000-09-22 Jason Merrill <jason@redhat.com>
3294 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3296 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3297 function-local names.
3299 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3300 Mark Mitchell <mark@codesourcery.com>
3302 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3303 * flags.h (warn_disabled_optimization): Add it here.
3304 * gcse.c (gcse_main): Add warning when disabled.
3305 * invoke.texi: Document -Wdisabled-optimization.
3307 2000-09-21 Jason Merrill <jason@redhat.com>
3309 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3311 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3312 (gen_variable_die): Call it for non-definitions.
3314 * dwarf2out.c (die_struct): Add die_mark field.
3315 (mark_dies, unmark_dies): New fns.
3316 (clear_die_sizes): Remove.
3317 (print_die): Check die_symbol rather than die_offset.
3318 (build_abbrev_table, output_pubnames, output_aranges): Check
3319 die_mark rather than die_offset.
3320 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3323 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3325 * cppfiles.c (lookup_include_file): Rename to open_file.
3326 Always create a splay tree value, even on syscall failures.
3327 Negative entries indicated by fd == -2.
3328 Re-open files closed in the meantime.
3329 (_cpp_fake_include): Create a negative splay tree entry.
3330 (find_include_file, cpp_read_file): Update for function name
3332 * gcc.gd/cpp/mi4.c: Testcase.
3334 2000-09-21 Nick Clifton <nickc@redhat.com>
3336 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3337 ARM and THUMB modes.
3339 * config/mcore/mcore.c: Fix compile time warnings.
3340 * config/mcore/mcore-protos.h: Fix compile time warnings.
3342 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3344 * configure.in: Correct test of gcc_cv_glibc.
3345 * configure: Rebuilt.
3346 * config.in: Rebuilt.
3348 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3350 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3351 (expand_builtin): Handle BUILT_IN_FWRITE.
3353 * builtins.def (BUILT_IN_FWRITE): New entry.
3355 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3357 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3359 * gcc.c (modify_target): New variable and struct.
3360 (process_command): Handle MODIFY_TARGET_NAME.
3361 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3362 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3364 * c-decl.c (finish_decl): Add else's to avoid referencing
3365 TYPE_DOMAIN of an ERROR_MARK.
3367 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3369 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3372 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3374 * config/avr/avr.md (neghi2): Add alternative for input and output
3375 operands in different registers, as in negsi2.
3376 (*negsi2): Remove '*' from the name. Use "movw" if available.
3378 2000-09-19 Jim Wilson <wilson@cygnus.com>
3380 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3381 HAVE_GAS_HIDDEN macro.
3383 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3385 * cpplex.c (lex_line): Drop the EOF token for unknown
3386 directives in assembler.
3388 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3390 * configure.in: Allow enable_threads_flag value of "aix". Define
3391 thread_file as "aix" for AIX 4.3 and above.
3392 * configure: Regenerated.
3394 * gthr-aix.h: New file.
3396 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3397 Remove 403 processor multilib match. Fix rios2 processor multilib
3400 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3401 to return to appropriate csect.
3403 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3405 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3407 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3408 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3411 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3414 * c-common.c (init_function_format_info): Handle __builtin_printf.
3415 Set `check_function_format_ptr'.
3416 (c_common_nodes_and_builtins): Set `puts_ftype' and
3417 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3418 __builtin_printf and printf.
3420 * tree.c, tree.h (check_function_format_ptr): Declare.
3422 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3424 * cppfiles.c (read_include_file): Take no special action for
3427 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3429 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3430 rather than that of branch.
3431 (shorten_branches): Don't increment insn_current_address twice.
3433 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3434 * loop.h (struct induction): Delete members derived, ix and last_use.
3435 (struct loop_ivs): Delete members first_increment_giv and
3437 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3438 recombine_givs): Delete functions.
3439 (find_and_verify_loops): Don't initialize cont_dominator.
3440 (strength_reduce): Lose code to try to find bivs that can be
3441 expressed as givs of another biv, and to convert biv increments
3443 Lose loop_scan_start variable, always use loop->scan_start.
3444 Don't call recombine_givs. Don't handle derived givs.
3445 (record_giv): Don't initialize derived and last_use fields.
3446 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3448 * unroll.c (derived_regs): Delete static variable.
3449 (unroll_loop): Don't initialize it.
3450 (copy_loop_body): Lose code to handle derived givs.
3451 (find_splittable_givs): Don't check for givs made from biv
3453 Don't set derived_regs.
3455 Fix misapplied earlier patch:
3456 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3458 (floatsisf2): Generate floatsisf_ie by default.
3459 (floatsisf_i4): Conditional on TARGET_SH4.
3461 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3462 predicate for the expanders.
3464 2000-09-19 Richard Henderson <rth@cygnus.com>
3466 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3467 in addition to pentium and pentiumpro symbols.
3468 (CPP_CPU_DEFAULT_SPEC): Likewise.
3470 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3473 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3474 if the tree has side effects.
3475 (warn_if_unused_value): Do not warn about void constructs.
3477 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3479 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3480 calling invert_jump.
3482 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3484 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3487 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3489 * Makefile.in (c-common.o): Depend on diagnostic.h.
3491 * c-common.c: Include diagnostic.h.
3493 (status_warning): New function.
3494 (check_format_info, maybe_read_dollar_number, check_format_types,
3495 finish_dollar_format_checking, check_function_format): Accept a
3496 `status' parameter. All callers changed.
3498 * c-common.h (check_function_format): Accept a `status' parameter.
3500 * c-typeck.c: Update call to `check_function_format'.
3502 2000-09-18 Richard Henderson <rth@cygnus.com>
3504 * c-decl.c (c_expand_body): Call mark_varargs before
3505 expand_function_start.
3507 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3509 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
3510 * config/rs6000/eabi-ci.asm: Likewise.
3512 2000-09-18 Richard Henderson <rth@cygnus.com>
3514 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
3517 2000-09-18 Jim Wilson <wilson@cygnus.com>
3519 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
3520 before passing it to fold_rtx_mult_add.
3522 * unroll.c (final_giv_value): Pass increment through
3523 extend_value_for_giv before passing it to emit_iv_add_mult.
3525 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
3526 paradoxical subreg, then directly substitute the replacement and
3529 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
3531 * cpp.texi: Update documentation, including some clarifications,
3532 the treatment of various newline combinations, and space between
3533 backslash and newline.
3535 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3537 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
3538 Replace ASM_OUTPUT_LABELREF with assemble_name.
3540 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3542 * sh.c (addsubcosts): CONST is not cheap.
3543 (find_barrier): For Sh1, take alignment after jumps into account.
3545 2000-09-15 Andrew Haley <aph@redhat.com>
3547 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
3548 remove all SETs of SUBREGs of hard registers.
3549 * function.c (purge_hard_subreg_sets): New function.
3550 (purge_single_hard_subreg_set): New function.
3551 * rtl.h: (purge_hard_subreg_sets): New function.
3553 2000-09-18 Richard Henderson <rth@cygnus.com>
3555 * config/ia64/ia64-protos.h: Update.
3556 * config/ia64/ia64.c (signed_inequality_operator): New.
3557 (ia64_expand_compare): New.
3558 (ia64_register_move_cost): Handle PR_REGS moves.
3559 (ia64_secondary_reload_class): Require a GR when moving to a PR.
3560 (struct reg_write_state): Add written_by_and/or.
3561 (struct reg_flags): Add is_and/or.
3562 (rws_update): Set them.
3563 (rws_access_regno): Test them to allow parallel comparisons.
3564 (rtx_needs_barrier): Recognize parallel comparisons.
3565 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
3566 Call recog_memoized; ignore pred_rel_mutex.
3567 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3568 (ia64_reorg): Do it here instead.
3569 * config/ia64/ia64.h: s/CCmode/BImode/g
3570 (MODES_TIEABLE_P): Don't tie BImode.
3571 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3572 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3573 (RTX_COSTS): Make multiply 4 insns.
3574 (MEMORY_MOVE_COST): New.
3575 (PREDICATE_CODES): Update.
3576 * config/ia64/ia64.md: s/CCmode/BImode/g
3577 (movcci, movbi): New.
3578 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3579 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3580 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3581 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3582 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3583 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3584 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3585 (mulsi, muldi): Use xmpy not xma.
3587 (movcc, movcc_internal): Remove.
3588 (branch expanders): Use ia64_expand_compare.
3589 (setcc expanders): Likewise.
3590 (cmov insns): Use move_operand and ia64_move_ok.
3591 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3592 scheduler from moving it past a use.
3593 * config/ia64/build.hacks: Remove.
3595 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3597 * cpphash.h (HASHSTEP): Take character rather than pointer
3599 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3601 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3603 * cpplex.c (auto_expand_name_space, trigraph_replace,
3604 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3605 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3606 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3607 KNOWN_DIRECTIVE): Delete.
3609 (handle_newline, check_long_token, skip_escaped_newlines,
3610 unterminated): New functions.
3611 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3613 (parse_identifier): Was parse_name, new implementation.
3614 (skip_line_comment, skip_block_comment, skip_whitespace,
3615 parse_number, parse_string, trigraph_ok, save_comment,
3616 adjust_column, _cpp_get_line): New implementations.
3618 (lex_token): New function. Lexes a token at a time, looking
3619 forwards. Contains most of the guts of the old lex_line.
3620 (lex_line): New implementation, using lex_token to obtain
3622 (cpp_scan_buffer): Use the token's line, not the list's line.
3624 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3625 New implementations.
3626 (do_assert): Don't bother setting the answer's list's line.
3627 (cpp_push_buffer): Initialise new pfile and read_ahead members
3628 of struct cpp_buffer.
3630 * cpplib.h (cppchar_t): New typedef.
3631 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3633 (struct lexer_state): New structure that determines the state
3634 and behaviour of the lexer.
3635 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3636 (struct cpp_reader): New member "state". Rename
3637 multiline_string_line and multiline_string_column. Delete
3638 col_adjust, in_lex_line members.
3639 (CPP_BUF_COLUMN): Update.
3641 2000-09-18 Richard Henderson <rth@cygnus.com>
3643 * combine.c (simplify_comparison): Shift a NOT out of a single
3646 * combine.c (if_then_else_cond): Canonicalize BImode true to
3648 * explow.c (trunc_int_for_mode): Likewise.
3650 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3651 the NOT for De Morgan's rule.
3652 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3653 of a comparison to the reverse comparison.
3655 * combine.c (try_combine): Allow split to create a single insn.
3657 * machmode.def: Add BImode. Add a column for bitsize.
3658 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3659 (GET_MODE_BITSIZE): Use it.
3660 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3661 (mode_bitsize): New.
3662 (mode_mask_array): Use bitsize.
3663 * combine.c (combine_simplify_rtx): Require inner and outer
3664 modes to match on nonzero_bits optimizations.
3666 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3668 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3669 its entry in spill_reg_store.
3670 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3671 * sh.c (reg_no_subreg_operand): New function.
3672 * sh-protos.h (reg_no_subreg_operand): Declare it.
3673 * sh.h (PREDICATE_CODES): Add it.
3674 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3675 input operand that needs to be in fpul.
3676 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3677 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3678 might add new insns.
3680 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3682 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3684 (sh_expand_epilogue): Take the PIC register into account when
3685 computing the frame size.
3687 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3688 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3689 LABEL_REFs with a PIC-safe unspec.
3691 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3693 * c-common.c (check_format_info): Properly save the argument
3694 number and parameter for $ operand number formats in case width
3695 and precision arguments are also used. Allow printf width and
3696 precision arguments to have operand numbers even if none was
3697 specified for the main format, since this is OK for %*.*m. Only
3698 object to missing $ operand number if the format used requires an
3701 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3703 * c-common.c (format_char_info): Add 'W' flag to comment.
3704 (print_char_table, scan_char_table): Use it.
3705 (check_format_info): Use the 'W' flag to determine whether a
3706 format argument is written into.
3708 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3710 * c-common.c (check_format_types): Reorganise and clean up,
3711 checking earlier for ERROR_MARKs and making cur_type into its
3712 TYPE_MAIN_VARIANT where convenient.
3714 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3716 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3718 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3720 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3722 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3723 * i386.c (struct builtin_description): New.
3724 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3725 (mmx_reg_operand): Declare MODE arg as unused.
3726 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3727 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3728 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3729 ix86_init_builtins, ix86_expand_builtin): New functions.
3730 * i386.h (ix86_builtins): New enumeration.
3731 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3732 * i386.md (attr length_immediate): 0 for mmx/sse types.
3733 (attr prefix_0f): 1 for mmx/sse types.
3734 (setcc_2): Remove "*" so we get gen_setcc_2.
3735 (emms): Account for changed register numbering. Set "memory" attr
3737 (sfence): Set "memory" attr to unknown.
3739 2000-09-18 Andreas Jaeger <aj@suse.de>
3741 * configure.in: Define _GNU_SOURCE only when using the GNU C
3743 * configure: Regenerated.
3744 * config.in: Regenerated.
3746 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3748 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3749 * flow.c (flow_dump_loop): Likewise.
3750 (flow_loops_dump): Likewise.
3752 * c-typeck.c (c_start_case): Fix typo.
3754 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3756 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3757 to int for plain complex which defaults to complex double. Do
3758 warn about defaulting to complex double if pedantic. Warn about
3759 complex integer types if pedantic. Warn about complex types if
3760 pedantic and not in C99 mode.
3761 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3762 for complex conjugation.
3764 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3766 * contrib.texi: Update my entry.
3768 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3770 * config/avr/avr.md (mcu_enhanced): New attribute.
3771 (mcu_mega): Likewise.
3772 (extendhisi2): Use mcu_enhanced.
3773 (zero_extendhisi2): Likewise.
3774 (call_insn): Use mcu_enhanced and mcu_mega.
3775 (call_value_insn): Likewise.
3776 (*sbrx_branch): Use mcu_mega.
3777 (*sbrx_and_branchsi): Likewise.
3778 (*sbrx_and_branchhi): Likewise.
3779 (*tablejump_lib): Likewise.
3781 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3783 * alias.c (true_dependence): Allow non-unchanging read to conflict
3784 with unchanging write.
3786 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3787 (store_constructor): Pass alias_set to it.
3789 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3790 TYPE_MAIN_VARIANT of ERROR_MARK.
3791 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3793 * simplify-rtx.c (simplify_unary_operation): Add cases
3794 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3796 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3798 * expr.h (emit_library_call, emit_library_call_value): Delete
3800 * rtl.h (enum libcall_type): New.
3801 (emit_library_call, emit_library_call_value): Change fn_type arg to
3802 be of type enum libcall_type.
3803 * calls.c: Likewise for the function definitions. Several callers
3804 throughout changed to use the new enumeration appropriately.
3805 (emit_library_call_value_1): Likewise. Put back code to make libcall
3806 blocks of equal form, but only use it for the two new higher
3809 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3811 Convert the C front-end to use function-at-a-time mode.
3812 * c-common.h: Include splay-tree.h.
3813 (C_DECLARED_LABEL_FLAG): New macro.
3814 (struct language_function): Add x_scope_stmt_stack and
3815 x_function_name_declared_p.
3816 (RECHAIN_STMTS): Move definition.
3817 (lang_statment_code_p): Likewise.
3818 (lang_expand_stmt): Likewise.
3819 (lang_expand_decl_stmt): New variable.
3820 (lang_expand_function_end): Likewise.
3821 (current_scope_stmt_stack): New function.
3822 (add_decl_stmt): Likewise.
3823 (add_scope_stmt): Likewise.
3824 (mark_stmt_tree): Likewise.
3825 (struct c_lang_decl): New structure.
3826 (DECL_SAVED_TREE): Define.
3827 (c_mark_lang_decl): New function.
3828 (c_expand_start_cond): Change prototype.
3829 (c_finish_then): New function.
3830 (c_finish_else): Likewise.
3831 (current_function_name_declared): Remove.
3832 (set_current_function_name_declared): Likewise.
3833 (mark_c_language_function): Declare.
3834 (case_compare): Likewise.
3835 (c_add_case_label): Likewise.
3836 (c_expand_expr): Likewise.
3837 (c_safe_from_p): Likewise.
3838 * c-common.c (lang_expand_function_end): New variable.
3839 (struct if_elt): Add if_stmt.
3840 (c_expand_start_cond): Add the if-statement to the statement-tree,
3841 rather than generating RTL.
3842 (c_finish_then): New function.
3843 (c_expand_start_else): Don't generate RTL.
3844 (c_finish_else): New function.
3845 (c_expand_expr_stmt): Don't generate RTL.
3846 (statement_code_p): Add SCOPE_STMT.
3847 (case_compare): New function.
3848 (c_add_case_label): Likewise.
3849 (mark_stmt_tree): Likewise.
3850 (c_mark_lang_decl): Likewise.
3851 (mark_c_language_function): Likewise.
3852 (c_expand_expr): Likewise.
3853 (c_safe_from_p): Likewise.
3854 * c-decl.c (c_stmt_tree): New variable
3855 (c_scope_stmt_stack): Likewise.
3856 (c_function_name_declared_p): Likewise.
3857 (lang_expand_expr_stmt): Remove.
3858 (poplevel): Don't call output_inline_function for nested
3860 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3862 (redeclaration_error_message): Change means of computing whether
3863 or not a function is nested.
3864 (lookup_label): Don't call label_rtx.
3865 (init_decl_processing): Add more GC roots.
3866 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3867 calling rest_of_decl_compilation.
3868 (finish_decl): Don't call expand_decl.
3869 (store_parm_decls): Begin the statement-tree, but don't generate
3871 (finish_function): Tie off the statement-tree. Call c_expand_body
3873 (c_expand_body): New function.
3874 (push_c_function_context): Save more information.
3875 (pop_c_function_contxt): Likewise.
3876 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3877 (lang_mark_tree): Mark it.
3878 (current_stmt_tree): Adjust.
3879 (current_scope_stmt_stack): New function.
3881 (set_current_name_declared): Likewise.
3882 (c_begin_compound_stmt): Define.
3883 (c_expand_decl_stmt): Likewise.
3884 * c-lang.c: Include rtl.h and expr.h.
3885 (lang_init): Set more language-specific hooks.
3886 * c-lex.c: Include expr.h.
3887 * c-parse.in: Changes throughout to add statements to the
3888 statement-tree, rather than generating RTL after every statement.
3889 * c-semantics.c (lang_expand_decl_stmt): Define.
3890 (add_decl_stmt): New function.
3891 (add_scope_stmt): Likewise.
3892 (finish_stmt_tree): Tweak.
3893 (genrtl_expr_stmt): Likewise.
3894 (genrtl_decl_stmt): Handle local labels, and call
3895 lang_expand_decl_stmt if required.
3896 (genrtl_for_stmt): Fix line-number handling.
3897 (genrtl_case_label): Handle cleanups.
3898 (genrtl_asm_stmt): Don't call combine_strings.
3899 (genrtl_compound_stmt): Simplify.
3900 (expand_stmt): Handle SCOPE_STMTs.
3901 * c-tree.h (struct lang_decl): New structure.
3902 (C_DECLARED_LABEL_FLAG): Remove.
3903 (c_begin_compound_stmt): Declare.
3904 (c_expand_decl_stmt): Likewise.
3905 (c_expand_start_case): Rename to c_start_case.
3906 (c_finish_case): New function.
3907 * c-typeck.c (start_init): Tweak setting of
3908 constructor_incremental.
3909 (c_expand_asm_operands): Tweak error-handling. Add to the
3911 (c_expand_return): Add to the statement-tree.
3912 (c_expand_start_case): Rename to ...
3913 (c_start_case): ... this.
3914 (struct c_switch): New type.
3915 (switch_stack): New variable.
3916 (do_case): Simplify.
3917 (c_finish_case): New function.
3918 * dependence.c: Include expr.h.
3919 (enum dependence_type): Change spelling of enumerals.
3920 (check_node_dependence): Adjust.
3921 * expr.h (lang_safe_from_p): Declare.
3922 (safe_from_p): Likewise.
3923 * expr.c (lang_safe_from_p): New variable.
3924 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3925 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3926 * toplev.c (rest_of_decl_compilation): Robustify.
3927 * tree.c (contains_placeholder_p): Likewise.
3928 * Makefile.in: Update dependencies.
3929 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3930 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3931 (objc_expand_function_end): New function.
3932 (finish_method_def): Use it.
3933 (init_objc): Initialize more language-specific hooks.
3934 * objc/Make-lang.in: Update dependencies.
3936 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3938 * configure.in: Define macros that affect features before
3939 testing for features. Don't define _XOPEN_SOURCE.
3940 * configure: Regenerated.
3941 * config.in: Regenerated.
3943 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3945 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3946 (rtx_unstable_p): Restructure code. Volatile asms
3949 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3951 * function.h (no_debugging_symbols): New field.
3952 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3953 Initialize no_debugging_symbols.
3954 (output_inline_function): Save and restore write_symbols and set from
3955 no_debugging_symbols.
3956 * toplev.c (rest_of_compilation): Call save_for_inline.
3957 * tree.h: Update comment.
3959 * stor-layout.c (place_field): Don't do anything if field or
3960 its type are ERROR_MARK.
3962 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3964 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3965 (read_include_file): Ensure inc->mmaped is initialized.
3967 2000-09-16 Richard Henderson <rth@cygnus.com>
3969 * cppiles.c (purge_cache): Use PTR not caddr_t.
3971 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3973 * gcc.c: In description for %{<S}, say the option removed is -S.
3974 * invoke.texi (Spec Files): Ditto.
3976 2000-09-16 Andreas Jaeger <aj@suse.de>
3978 * configure.in: Always define _GNU_SOURCE to make interfaces
3979 visible that were hidden by only defining _GNU_SOURCE.
3980 * configure: Regenerated.
3982 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3984 * cpplex.c (push_macro_context): Set an argument's level after
3985 calling parse_args. We could loop infinitely otherwise.
3987 2000-09-15 Tom Tromey <tromey@cygnus.com>
3989 * configure, config.in: Rebuilt.
3990 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3992 2000-09-15 Greg McGary <greg@mcgary.org>
3994 * cppmacro.c (check_trad_stringification): Check token
3995 text pointers against limit before dereferencing.
3997 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3999 * c-common.c (format_wanted_type): New structure.
4000 (check_format_types): New function.
4001 (check_format_info): Pass all checking of types of format
4002 arguments, including width and precision arguments, to this new
4005 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4007 * BUGS: Remove file.
4009 2000-09-15 Jakub Jelinek <jakub@redhat.com>
4011 * config/alpha/alpha.c (override_options): ev6 cache latencies
4012 from Richard Henderson. Don't allow -mmemory-latency=L0.
4014 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
4015 (TARGET_OPTIONS): Add tune=.
4016 (alpha_tune_string): Declare.
4017 * config/alpha/alpha.c (override_options): Add cpu_table.
4018 Use alpha_cpu_string first to set both alpha_cpu and target_flags
4019 and then alpha_tune_string to set alpha_cpu only.
4020 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
4021 * config/alpha/elf.h (ASM_FILE_START): Likewise.
4022 * config/alpha/osf.h (ASM_FILE_START): Likewise.
4023 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
4025 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
4027 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
4029 (ix86_comparison_operator, ix86_cc_mode): Declare
4030 * i386.h (CCGC, CCGCO): New modes.
4031 (SELECT_CC_MODE): Move offline to ....
4032 * i386.c (ix86_cc_mode): .... here; use new modes.
4033 (ix86_comparison_operator): New.
4034 (fcmov_comparison_operator): Ensure proper mode.
4035 (put_condition_mode): More sanity checking.
4036 (ix86_match_ccmode): Handle new modes.
4037 (ix86_expand_fp_compare): GEU requires CCmode.
4038 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
4040 * i386.md (cmp?i_ccz_1): Remove
4041 (cmp?i_ccno_1): Use ix86_match_ccmode.
4042 (cmp?i_minus_1): New.
4043 (cmpsi_1): New expander.
4044 (cmpqi_ext_1): Use match_ccmode
4045 (cmpqi_ext_3): New expander.
4046 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
4047 (cmpqi_ext_4): Use match_ccmode.
4048 (add?i_?): Use match_ccmode.
4050 (test?i_ccz_1): Remove
4052 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
4053 (testqi_ext_0): Use ix86_match_ccmode.
4054 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
4055 (xorqi_cc_ext_1): New expander.
4056 (shift patterns): Use CCGOCmode for all shifts except for sar.
4057 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
4058 (setcc_3, jcc_3, miv?icc_c): Remove.
4060 2000-09-15 Will Cohen <wcohen@redhat.com>
4062 * dwarf2out.c (add_const_value_attribute): Changed array into a
4063 xmalloced object, so it exists after function exit.
4064 (free_AT): Added case for dw_val_class_float to free allocated
4067 2000-09-15 Kazu Hirata <kazu@hxi.com>
4069 * config/i386/i386.md: Fix a comment typo.
4070 * gcc.c: Fix formatting.
4072 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4074 * optabs.c (emit_libcall_block): If target is a user variable,
4075 copy to a temporary first.
4076 * expr.c (convert_move): When generating a libcall, make a libcall
4078 * calls.c (emit_library_call_value_1): Don't create a libcall
4079 sequence here; our caller will in most cases do it.
4081 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
4083 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
4084 * sh.md (reload_outsf): Generate recognizable patterns for
4086 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
4087 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
4088 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
4089 truncdfsf2_i4): Change not to use explicit references to fpul.
4090 (floatsisf2_ie): Remove USE of fpscr.
4091 (floatsisf2): Change default expansion to match this.
4092 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
4095 2000-09-15 Richard Henderson <rth@cygnus.com>
4097 * expmed.c (store_bit_field): Consider naturally aligned
4098 memory for direct reference.
4100 2000-09-15 Richard Henderson <rth@cygnus.com>
4102 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
4103 AND addresses into alias set 0.
4104 (alpha_expand_unaligned_store): Likewise.
4105 (alpha_expand_unaligned_load_words): Likewise.
4106 (alpha_expand_unaligned_store_words): Likewise.
4108 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4110 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
4111 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
4113 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
4114 rsize of UNITS_PER_WORD.
4116 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
4118 * cpplex.c (ON_REST_ARG): Correct the test.
4119 (maybe_paste_with_next): Duplicate a token that fail pasting,
4120 and clear its PASTE_LEFT flag, so that nested pasting attempts
4123 2000-09-14 Richard Henderson <rth@cygnus.com>
4125 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4126 * cse.c (rtx_cost): Likewise.
4127 * optabls.c (expand_binop): Likewise.
4128 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4129 * regclass.c (copy_cost): Likewise.
4130 * reload1.c (reload_cse_move2add): Likewise.
4132 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4134 * c-parse.in (reswords): Add _Complex.
4136 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4138 * gcc.1: Delete documentation for -undef preprocessor option.
4140 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4142 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4143 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4144 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4145 Remove undefine before config/elfos.h.
4146 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4148 2000-09-14 Kazu Hirata <kazu@hxi.com>
4150 * invoke.texi (H8/300 Options): Add -ms2600.
4151 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4152 is used without -ms.
4153 * config/h8300.h (TARGET_MAC): New.
4154 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4155 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4156 machine other than H8/S2600.
4157 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4160 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4162 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4163 pseudos that refer to the original pseudos, not only to their
4164 equivalent memory locations.
4166 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4168 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4169 when making new MEM.
4171 * Makefile.in (LN): Remove duplicate definition.
4173 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4175 From Joern Rennecke:
4176 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4177 on an insn and function_invariant_p returns nonzero for the source,
4178 add a REG_EQUAL note.
4180 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4182 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4183 conflict with frame_pointer_rtx.
4185 2000-09-13 Kazu Hirata <kazu@hxi.com>
4187 * loop.c: Fix formatting.
4190 2000-09-13 Richard Henderson <rth@cygnus.com>
4192 * config/ia64/ia64.md (divsf3): New.
4193 (divsf3_internal_lat, divsf3_internal_thr): New.
4194 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4195 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4196 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4197 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4198 (nmadddf4_alts, nmadddf4_trunc): New.
4199 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4200 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4201 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4202 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4203 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4204 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4205 (nmaddtf4_truncdf_alts): New.
4206 (recip_approx): Don't predicate.
4208 2000-09-13 Richard Henderson <rth@cygnus.com>
4210 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4212 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4214 * flags.h (flag_dump_rtl_in_asm): Declare.
4215 * toplev.c (flag_dump_rtl_in_asm): Define.
4216 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4217 if -dP is specified.
4218 * rtl.h (print_rtx_head): Declare.
4219 * print-rtl.c (print_rtx_head): Define.
4220 (print_rtx): Print the string pointed to by print_rtx_head
4221 at beginning of each dump line.
4222 (print_rtl): Likewise.
4223 (print_rtl_single): Likewise.
4224 * final.c (final_scan_insn): Dump the insn in the assembly
4226 * gcc.1: Document -dP option.
4227 * invoke.texi (Debugging Options): Likewise.
4229 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4231 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4232 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4233 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4235 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4237 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4238 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4239 (*clrstrqi): Likewise.
4240 (xorhi3,xorsi3,absqi2): Likewise.
4241 (one_cmplhi2,one_cmplsi2): Likewise.
4242 (addsi3): Two stupid constraint alternatives removed.
4243 (extendhisi2): Use `movw' for enhanced avr cores.
4244 (zero_extendhisi2): Likewise.
4246 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4248 * alias.c (find_base_term): Use frame_pointer_rtx
4249 when handling an ADDRESSOF.
4251 * cse.c (canon_hash): Handle USE of BLKmode memory.
4252 (cse_insn): Outgoing arguments for a libcall don't
4253 affect any recorded expressions.
4255 2000-09-12 Tom Tromey <tromey@cygnus.com>
4257 * configure, config.in: Rebuilt.
4258 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4260 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4262 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4263 * expr.c (expand_expr): Don't optimize constant array references
4264 initialized with wide string constants.
4266 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4268 * loop.c (note_set_pseudo_multiple_uses): Correct.
4270 2000-09-12 Jim Wilson <wilson@cygnus.com>
4272 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4273 else block, and X has side-effects, then fail.
4275 2000-09-12 Greg McGary <greg@mcgary.org>
4277 * config/mips/mips-protos.h
4278 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4279 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4280 (PREDICATE_CODES): Add "trap_cmp_op".
4281 * config/mips/mips.c
4282 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4283 * config/mips/mips.md (trap, conditional_trap): New patterns.
4285 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4287 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4290 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4292 * builtins.c (built_in_decls): New array.
4293 (expand_builtin_fputs): New function.
4294 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4296 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4298 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4300 * tree.h (built_in_decls): New array.
4302 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4304 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4306 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4308 2000-09-12 Kazu Hirata <kazu@hxi.com>
4310 * haifa-sched.c: Fix formatting.
4312 * genattrtab.c: Fix formatting.
4314 * unroll.c: Fix formatting.
4316 2000-09-12 Bruce Korb <bkorb@gnu.org>
4318 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4319 remove obsolete code
4320 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4321 * fixinc/fixincl.tpl: make non-exported arrays static scope
4322 * fixinc/fixincl.x: regenerate
4323 * fixinc/fixlib.h: Use PARAMS, not _P_
4324 * fixinc/fixtests.c: make a type for the test proc & use it
4325 * fixinc/server.h: Use PARAMS, not _P_
4327 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4329 * c-typeck.c (process_init_element): Avoid union init warnings on
4330 floating point zero. Don't crash on unions containing structs.
4332 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4334 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4335 general_movsrc_operand, and remove CONST_INT from
4336 general_movdst_operand.
4338 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4340 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4341 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4342 regs with a higher cost.
4343 (preferrable): Deal with cases where either cost or regcost is
4345 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4347 (COSTS_N_INSNS): Move definition...
4349 (MAX_COST): New macro.
4350 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4353 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4355 * c-common.h (genrtl_clear_out_block): Remove.
4356 * c-semantics.c (genrtl_clear_out_block): Remove.
4357 (genrtl_while_stmt): Don't call it.
4358 (genrtl_for_stmt): Likewise.
4360 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4362 * cppfiles.c: Move all default-#defines to top of file.
4363 (open_include_file): Replace by lookup_include_file.
4364 (read_with_read, read_file): Merged into read_include_file.
4365 (stack_include_file, purge_cache): New functions.
4366 (close_cached_fd): Delete.
4367 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4368 Cache the in-memory buffer, not the file descriptor.
4370 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4372 (xcnew): New utility macro.
4373 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4374 * cpplib.h (struct cpp_buffer): Remove mapped field.
4376 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4378 * cpplex.c (parse_string): Accept backslash space newline as a
4380 (lex_line): Likewise.
4381 (_cpp_get_token): Remove hard limit on macro nesting.
4383 2000-09-12 Philipp Thomas <pthomas@suse.de>
4385 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4386 * configure: Rebuilt.
4388 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4390 * flow.c (split_block): Fix update of registers live at
4393 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4395 * i386.md (add?i_3, add?i_5): New.
4396 (add?i_4): Rename from add?i_3; Fix compare pattern.
4397 (sub?i_3, xor?i_3, ior?i_3): New.
4399 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4400 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4401 instead of extract_insn and extract_constrain_insn_cache instead of
4402 extract_insn and constrain_operands.
4403 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4405 (extract_insn): Clear which_alternative.
4406 (constrain_operands): Set which_alternative to -1 when failed.
4407 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4410 2000-09-11 Matthew Hiller <hiller@redhat.com>
4412 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4413 on operand 0 to '+'.
4414 (movstricthi): Likewise.
4416 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4418 * loop.h (LOOP_IVS): New macro.
4419 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4420 (struct loop_ivs): New.
4421 (struct loop_info): Add ivs field.
4422 (reg_iv_type, reg_iv_info): Delete prototype.
4423 (reg_biv_class, loop_iv_list): Likewise.
4424 * loop.c (record_biv, find_life_end): Pass loop argument.
4425 (reg_iv_type): Remove global array and use
4426 field in loop_regs structure within loop_ivs structure.
4427 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4428 (first_increment_giv, last_increment_giv): Use entry in
4430 (record_initial): Pass ivs pointer.
4431 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4433 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4435 * loop.h (LOOP_REGS): New macro.
4436 (struct loop_regs): New.
4437 (struct loop_info): Add regs field.
4438 * loop.c (set_in_loop): Remove global array and store
4439 in loop_regs structure as part of loop_info structure.
4440 (n_times_set, may_not_optimize): Likewise.
4441 (reg_single_usage, moved_once): Likewise.
4442 (count_one_set): Add regs argument.
4443 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4444 (set_pseudo_multiple_uses): Pass regs pointer.
4446 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4448 * unroll.c (iteration_info): Subsume into loop_iterations.
4449 * loop.h (loop_info): New field iv.
4451 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4453 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4454 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4455 (flow_loops_update): New prototype.
4456 (flow_loops_find): Add flags to prototype.
4457 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4458 * flow.c (flow_loop_pre_header_scan): New.
4459 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4460 (flow_loop_free): Free pre-header root and trace and exit dominators.
4461 (flow_loops_find): New argument flags.
4462 (flow_loops_update): New function.
4463 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4465 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4467 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4468 * flow.c (split_block, update_bb_for_insn): New functions.
4470 2000-09-11 Richard Henderson <rth@cygnus.com>
4472 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4474 2000-09-11 Richard Henderson <rth@cygnus.com>
4476 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4477 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4478 (ia64_override_options): Prevent optimizing division for both
4479 latency and throughput.
4480 (rtx_needs_barrier): Handle frcpa.
4481 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4482 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4483 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4484 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4485 -minline-divide-max-throughput.
4486 (PREDICATE_CODES): Update.
4487 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4488 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4489 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4490 (extendsftf2): Likewise.
4491 (extenddftf2): Likewise.
4492 (fix_trunctfdi2_alts): New.
4493 (fixuns_trunctfdi2_alts): New.
4494 (madd*4): Rename from madd*3.
4495 (divsi3, modsi3, udivsi3, umodsi3): New.
4496 (divsi3_internal): New.
4497 (divdi3, moddi3, udivdi3, umoddi3): New.
4498 (divdi3_internal_lat, divdi3_internal_thr): New.
4499 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
4500 (recip_approx): New.
4502 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
4504 * print-rtl.c (debug_call_placeholder_verbose): New variable.
4505 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
4507 * integrate.c (copy_rtx_and_substitute): Don't share
4508 LEAF_REG_REMAPpable registers with the inlined function. Don't
4509 share the function value with calling sequences.
4511 2000-09-11 Jakub Jelinek <jakub@redhat.com>
4513 * c-decl.c (do_case): Fix a typo.
4515 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
4516 to a if the comparison is floating mode and not -ffast-math.
4517 * simplify-rtx.c (simplify_ternary_operation): Likewise.
4519 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4521 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
4522 gen_ic_invalidate_line.
4524 2000-09-11 Philip Blundell <pb@futuretv.com>
4526 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
4528 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
4530 * install.texi (LANGUAGES): Update to include new languages.
4533 2000-09-11 DJ Delorie <dj@redhat.com>
4535 * gcc.c (main): Don't warn about unused -B prefixes
4536 (unused_prefix_warnings): remove
4538 2000-09-11 Kazu Hirata <kazu@hxi.com>
4540 * final.c: Fix formatting.
4542 * integrate.c: Fix formatting.
4544 2000-09-11 Geoff Keating <geoffk@cygnus.com>
4546 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
4548 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
4550 * reload.c (regno_clobbered_p): Fix thinko in previous change.
4552 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4554 * gcc.1: Document 68hc11 specific options.
4556 2000-09-10 Geoff Keating <geoffk@cygnus.com>
4558 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
4559 (TARGET_LONG_DOUBLE_128): Define.
4560 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
4561 (LONG_DOUBLE_TYPE_SIZE): Redefine.
4562 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
4563 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
4564 of __LONG_DOUBLE_128__.
4565 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
4567 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4568 (CPP_SYSV_DEFAULT_SPEC): Define.
4569 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4570 (INIT_TARGET_OPTABS): Define.
4572 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4573 (RS6000_UITRUNC): Likewise.
4574 (INIT_TARGET_OPTABS): New macro.
4575 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4576 (trunc_defined): Delete.
4577 (output_prolog): Don't output .extern definitions for fp->int
4578 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4579 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4580 (trunc_defined): Delete.
4581 (RS6000_ITRUNC): Moved to aix.h.
4582 (RS6000_UITRUNC): Likewise.
4583 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4584 only emit a libcall.
4585 (fixuns_truncdfsi2): Delete.
4586 (trunc_call): Delete.
4587 (trunc_call_rtl): Delete.
4589 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4591 * varasm.c (make_decl_rtl): Restore leading star on
4592 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4594 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4596 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4597 won't give a spurious error for '#pragma pack()'. Simplify
4598 control flow for readability. 'reset' action is not necessary.
4600 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4602 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4603 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4604 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4605 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4607 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4608 profile.c, sdbout.c, tradcif.y, tree.c:
4609 Include defaults.h if not already included.
4610 Don't define the above macros.
4612 * Makefile.in: Update dependencies.
4614 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4616 * c-common.h (add_stmt): Change prototype.
4617 (RECHAIN_STMTS): New macro.
4618 (CASE_LABEL_DECL): Likewise.
4619 (genrtl_case_label): Change prototype.
4620 (c_expand_start_case): Remove prototype.
4621 (build_case_label): Change prototype.
4622 (decl_constant_value): Declare.
4623 * c-common.c (check_case_value): Handle C++'s extensions to C
4625 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4627 * c-parse.in (stmt): Adjust handling of return statements and case
4629 * c-semantics.c (add_stmt): Return the new statement.
4630 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4631 returned expression. Directly generate RTL, rather than calling
4633 (genrtl_switch_stmt): Don't call c_expand_start_case.
4634 (build_case_label): Take the LABEL_DECL as input, too.
4635 (genrtl_case_label): Just call add_case_node.
4636 (expand_stmt): Adjust calls to genrtl_return_stmt and
4638 * c-tree.h (c_expand_start_case): Declare.
4639 * c-typeck.c (decl_constant_value): Give it external linkage.
4640 (c_expand_return): Don't call expand_return or expand_null_return;
4641 use genrtl_return_stmt instead.
4642 * stmt.c (struct nesting): Remove num_ranges field.
4643 (add_case_node): Give it external linkage.
4644 (expand_start_case): Don't set num_ranges.
4645 (expand_start_case_dummy): Don't clear it.
4646 (pushcase): Rely on add_case_node to handle `default' labels.
4647 (add_case_node): Handle `default' labels.
4648 * tree.c (tree_int_cst_compare): New function.
4649 * tree.h (tree_int_cst_compare): Declare.
4650 (add_case_node): Likewise.
4652 2000-09-10 Richard Henderson <rth@cygnus.com>
4654 * c-parse.in: Revert last change.
4655 (init_reswords): Do not enter disabled keywords into the ridpointers
4656 table, modulo objc weirdness.
4657 (_yylex): Return the canonical spelling for a keyword.
4659 2000-09-10 Philip Blundell <philb@gnu.org>
4661 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4662 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4664 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4666 * alias.c (find_base_term): Handle ADDRESSOF.
4667 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4669 2000-09-10 Denis Chertykov <denisc@overta.ru>
4671 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4672 outputting templates with many lines.
4674 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4676 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4677 to decide whether 64-bit support must be generated.
4679 2000-09-10 Richard Henderson <rth@cygnus.com>
4681 * c-parse.in (asm patterns): Fix volatile check.
4683 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4685 * cppmacro.c (check_trad_stringification): New function.
4686 (save_expansion): If -Wtraditional, warn about stringification of
4689 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4691 * loop.h (struct loop_mem_info): Move from loop.c
4692 (struct loop_info): Add fields store_mems, mems, mems_idx,
4693 mems_allocated, unknown_address_altered,
4694 unknown_constant_address_altered, num_mem_sets, and
4695 first_loop_store_insn.
4697 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4698 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4699 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4700 (num_mem_sets): Likewise.
4701 (replace_loop_mems, replace_loop_regs): New.
4702 (struct loop_replace_args): New.
4703 (load_mems): Use replace_loop_mems.
4704 (try_copy_prop): Use replace_loop_regs.
4705 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4707 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4709 * configure.in: Recognize m6811-elf and m6812-elf.
4710 * configure: Regenerate.
4712 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4714 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4717 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4719 * loop.c (struct movables): New.
4720 (num_movables): Move into struct movables.
4721 (the_movables): Change type to struct movables.
4722 (ignore_some_movables): Change struct movable arg to struct movables.
4723 (force_movables, combine_movables, regs_match_p): Likewise.
4724 (rtx_equal_for_loop_p, move_movables): Likewise.
4725 (scan_loop): Change movables to be of type struct movables.
4726 Replace last_movable with field in movables structure.
4728 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4730 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4731 (init_pragma): Avoid warning if pfile happens to be unused.
4732 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4733 define init_pragma to nothing. Always prototype
4734 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4736 * c-lex.c (process_directive): Always call dispatch_pragma.
4737 Initialize entering_c_header to 0.
4739 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4741 * config/m68hc11/m68hc11.md: New file, machine description for
4743 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4744 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4745 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4746 * config/m68hc11/m68hc11-protos.h: New file.
4747 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4748 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4749 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4750 * config/m68hc11/larith.asm: New file, libgcc routines.
4752 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4754 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4755 (FPBIT_FUNCS): Add _usi_to_sf.
4756 * config/fp-bit.c (usi_to_float): New function.
4757 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4758 (usi_to_float): Add appropriate #define.
4760 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4762 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4764 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4765 * i386.md (attr "type"): Add sse and mmx types.
4766 (attr "memory"): Handle them without a crash.
4767 (movsi_1, movdi_2): Allow MMX regs.
4768 (movdi splits): Don't split moves involving MMX regs.
4769 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4770 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4771 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4772 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4773 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4774 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4775 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4776 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4777 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4778 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4779 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4780 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4781 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4782 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4783 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4784 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4785 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4786 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4787 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4788 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4789 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4790 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4791 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4792 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4793 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4794 mmx_clrdi): New patterns.
4796 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4798 * arm.c: Don't include tm.h directly.
4800 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4802 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4803 testing; simplify subregs of constants and nested subregs.
4805 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4807 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4809 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4811 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4813 * rtl.texi (description of USE): Add note about possible pitfalls
4815 From Richard Henderson:
4816 * reload1.c (choose_reload_regs): Compute need_mode properly.
4818 2000-09-07 Richard Henderson <rth@cygnus.com>
4820 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4821 (__modsi3, __umodsi3): Likewise.
4822 (__udivsi3): Likewise. Normalize the TFmode values.
4824 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4826 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4828 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4831 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4833 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4834 (cmpeqdi_t): Add output pattern.
4835 (cmpeqdi_t+1): Don't split when not optimizing.
4836 Restore proper splitting operation.
4838 2000-09-07 Richard Henderson <rth@cygnus.com>
4840 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4841 do not call dispatch_pragma.
4843 2000-09-07 Jim Wilson <wilson@cygnus.com>
4845 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4846 to CLASS_CANNOT_CHANGE_MODE.
4847 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4848 mode classes are different.
4850 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4852 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4853 left out of commit which removed cppulp.c.
4855 2000-09-07 Richard Henderson <rth@cygnus.com>
4857 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4858 after switch for CASE_DROPS_THROUGH.
4860 2000-09-07 Richard Henderson <rth@cygnus.com>
4862 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4863 Properly extend the biv initial value for the giv.
4864 (record_biv): Zero ext_dependant.
4865 (record_giv): New argument ext_val. Update all callers.
4866 (general_induction_var): Likewise.
4867 (consec_sets_giv): Likewise.
4868 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4869 a sign-extend, zero-extend, or truncate.
4870 (combine_givs_p): Make sure modes are compatible.
4871 (check_ext_dependant_givs): New.
4872 (extend_value_for_giv): New.
4873 * loop.h (struct induction): Add ext_dependant.
4874 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4875 (find_splittable_givs): Likewise.
4876 (final_giv_value): Likewise.
4878 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4880 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4881 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4882 definitions from cpplib.h.
4883 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4885 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4886 documentation for REGISTER_TARGET_PRAGMAS.
4888 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4889 default-pragma callback to implement -Wunknown-pragmas if
4891 * c-parse.in: Move all includes to top of file.
4892 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4894 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4896 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4898 * arm.h, arm-protos.h, arm.c,
4899 c4x.h, c4x-protos.h, c4x.c,
4900 h8300.h, h8300-protos.h, h8300.c,
4901 i370.h, i370-protos.h, i370.c,
4902 i960.h, i960-protos.h, i960.c,
4903 sh.h, sh-protos.h, sh.c,
4904 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4905 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4907 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4908 multiple include guard.
4909 * i370.md (untyped_call): Use GEN_CALL.
4910 (umodsi3): Remove unused variable.
4911 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4912 * v850.c (output_move_single, output_move_double): Constify
4914 (print_operand): Constify a char *.
4915 * v850.h (struct small_memory_info): Constify name member.
4917 2000-09-07 Kazu Hirata <kazu@hxi.com>
4919 * config/h8300.h: Fix comment typos.
4920 * config/h8300/h8300.md: Likewise.
4921 * config/h8300/lib1funcs.asm: Likewise.
4923 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4925 * Makefile.in: Remove references to cppulp.{c,o}.
4926 * cppinit.c (initialize_builtins, cpp_start_read,
4927 cpp_handle_option): Update to use cpp_options structure.
4930 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4932 * c-common.c (time_char_table): Allow %#b and %#h.
4934 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4936 * reorg.c (find_end_label): If the basic block reorder pass moves the
4937 return insn to some other place try to locate it again and put our
4938 end_of_function_label there.
4939 * reorg.c (relax_delay_slots): Check if find_end_label created a
4940 new label that invalidates the current optimazation.
4942 2000-09-07 Catherine Moore <clm@redhat.com>
4944 * unroll.c (unroll_loop): Check for unconditional jumps
4945 to loop continuation. Delete if n_iterations is 1.
4946 (ujump_to_loop_cont): New routine.
4948 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4950 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4952 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4953 to handle multiword modes correctly. All callers and the declaration
4956 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4958 * c-common.h (prep_stmt): Declare.
4959 (lang_expand_stmt): Likewise.
4960 * c-decl.c (lang_expand_stmt): Remove.
4961 * c-semantics.c (lang_expand_stmt): Define.
4962 (prep_stmt): New function.
4963 (expand_stmt): Handle common statement types here.
4965 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4967 * configure.in (sh-*-linux*): Added.
4968 * configure: Rebuilt.
4969 * config/sh/t-linux: New file.
4970 * config/sh/sh.h (USERMODE_BIT): Define.
4971 (TARGET_USERMODE): Likewise.
4972 (TARGET_SWITCHES): New switches for the bits above.
4973 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4974 * config/sh/linux.h: New file.
4975 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4976 underscore on linux.
4977 (L_sdivsi3, L_udivsi3): Define for linux.
4978 (L_ic_invalidate): Define.
4979 * invoke.texi (SH Options): Document -musermode.
4981 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4983 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4984 CSE unless generating PIC.
4986 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4989 2000-09-06 H.J. Lu (hjl@gnu.org)
4991 * Makefile.in (clean_s1): Depend on stage_b.
4992 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4993 stage2. They are used for "make compare".
4995 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4997 Move statement-tree facilities from C++ to C front-end.
4998 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4999 (void_zero_node): New macro.
5000 (struct stmt_tree_s): New type.
5001 (stmt_tree): New typedef.
5002 (struct language_function): New type.
5003 (last_tree): New macro.
5004 (last_expr_type): Likewise.
5005 (walk_tree_fn): New typedef.
5006 (current_stmt_tree): New function.
5007 (begin_stmt_tree): Likewise.
5008 (add_stmt): Likewise.
5009 (finish_stmt_tree): Likewise.
5010 (statement_code_p): Likewise.
5011 (lang_statement_code_p): New variable.
5012 (walk_stmt_tree): New function.
5013 (STMT_IS_FULL_EXPR_P): New macro.
5014 * c-common.c (lang_statement_code_p): New variable.
5015 (c_common_nodes_and_builtins): Initialize void_zero_node.
5016 (statement_code_p): New function.
5017 (walk_stmt_tree): Likewise.
5018 * c-decl.c (language_function): Rename to ...
5019 (c_language_function): ... this. Include language_function.
5020 (push_c_function_context): Adjust accordingly.
5021 (pop_c_function_context): Likewise.
5022 (mark_c_function_context): Likewise.
5023 (current_stmt_tree): Define.
5024 * c-semantics.c (begin_stmt_tree): New function.
5025 (add_stmt): Likewise.
5026 (prune_unused_decls): Likewise.
5027 (finish_stmt_tree): Likewise.
5029 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5031 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
5033 2000-09-06 Kazu Hirata <kazu@hxi.com>
5035 * calls.c: Fix formatting.
5037 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
5039 * config/i386/i386.h (ADDRESS_COST): Fix typo.
5041 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5043 Integrated preprocessor.
5045 * Makefile.in: Remove all references to c-parse.gperf,
5046 c-gperf.h, and c-parse.h. Remove -d from yacc command line
5047 generating c-parse.c. Update dependencies.
5048 * c-parse.gperf, c-gperf.h: Delete.
5050 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
5051 yy_lim, or yy_get_token. Don't define get_directive_line if
5053 * c-common.h: Add multiple include guard. Define RID values
5054 for every keyword in C, C++, and Objective C. Put all the
5056 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
5057 * c-decl.c (c_decode_option): Handle -lang-objc here.
5058 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
5059 (grokdeclarator): Adjust for new RID scheme.
5060 (extract_interface_info): New stub.
5061 * c-lang.c: Don't declare yy_cur or parse_options.
5062 (lang_init_options): Call cpp_init. Don't call
5064 (lang_init): Don't call check_newline if USE_CPPLIB.
5066 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
5067 Elide lots of unnecessary code if USE_CPPLIB. Delete code
5068 rendered unnecessary by new architecture. Move routines not
5069 shared with C++ to c-parse.in. Maintain a local idea of the
5070 line number. Handle C++ as well as C.
5071 [USE_CPPLIB]: Declare and register callbacks for #ident and
5072 for entering/leaving files.
5073 (init_c_lex, c_lex): Are now the entry points to this file.
5074 (check_newline): Break out directive handling to
5076 (read_ucs, is_extended_char, utf8_extend_token): Moved here
5078 (readescape, parse_float): Overhaul.
5079 (lex_number, lex_string, lex_charconst): Break out of c_lex
5081 (get_fileinfo, update_header_times, dump_one_header,
5082 dump_time_statistics): New and/or moved here from C++.
5083 Support per-file data needed by C++ and per-header timing
5084 statistics (C++ only, at the moment).
5085 * c-lex.h: Update prototypes. Add multiple include guard.
5086 * c-tree.h (struct lang_identifier): Add rid_code field.
5087 (C_IS_RESERVED_WORD, C_RID_CODE): New.
5089 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
5090 reinit_parse_for_function and/or position_after_white_space.
5091 (save_filename, save_lineno): Look ahead before saving.
5092 (label -> identifier ':'): Save file and line before shifting ':'.
5093 (reservedwords): No need to call get_identifier.
5094 (init_parse, finish_parse, yyerror, yylex, yyprint,
5095 make_pointer_declarator): Are now here for C/ObjC.
5096 (rid_to_yy): Conversion table from RID constants to Yacc codes.
5098 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
5099 #pragma registry. Provide dummy implementation of that
5100 interface if !USE_CPPLIB.
5101 * c-pragma.h: Update to match.
5103 * flags.h: Add multiple include guard.
5104 (flag_detailed_statistics): Moved here from C++.
5105 * toplev.c: Define flag_detailed_statistics.
5107 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
5109 * timevar.def (TV_CPP, TV_LEX): New.
5110 * timevar.h: Add multiple include guard.
5112 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
5114 * objc/objc-act.c: Don't mention yy_cur or parse_options.
5115 Initialize cpplib properly. Force lineno to 0 after first
5116 call to check_newline. Don't handle -lang-objc here.
5117 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5119 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5121 * rs6000.md: Correct function unit definitions for cr_logical and
5123 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5124 and use portable method for >=0 and floating point >=. Remove
5125 associated matchers.
5127 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5129 * extend.texi: Mark named return value extension as deprecated.
5131 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5133 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5136 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5138 * toplev.c (display_help): Fix thinko in documentation.
5140 * diagnostic.h (output_buffer::indent_skip): New fields.
5141 (output_indentation): New macro.
5143 * diagnostic.c (output_indent): New function.
5144 (output_set_prefix, clear_diagnostic_info): Use.
5145 (output_emit_prefix): Predict future indentation.
5147 2000-09-06 DJ Delorie <dj@redhat.com>
5149 * Makefile.in (stage_*): add more dependencies to ensure parallel
5150 builds build correctly
5152 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5154 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5155 not bootstrap-lean_f.
5157 2000-09-06 Andreas Schwab <schwab@suse.de>
5159 * mklibgcc.in: Emit rule for libgcc-stage-start.
5160 * Makefile.in (stage1-start, stage2-start, stage3-start,
5161 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5163 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5165 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5166 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5167 (combine_regs): Likewise.
5169 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5170 * cse.c: Include "basic-block.h".
5171 (struct table_elt): New field REGCOST.
5172 (CHEAP_REG): Delete macro.
5173 (COST): Return 0 for REGs.
5174 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5175 (notreg_cost): Return 0 for appropriate SUBREGs.
5176 (COSTS_N_INSNS): Return N * 2.
5177 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5179 (CHEAPER): Use new function preferrable.
5180 (insert): Initialize REGCOST member.
5181 (find_best_addr): Use approx_reg_cost for estimation of register
5183 (cse_insn): Likewise.
5184 * loop.c (iv_add_mult_cost): New function.
5185 (add_cost, shift_cost, mult_cost): Delete variables.
5186 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5187 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5188 Make code that detects autoinc opportunities slightly less optimistic.
5189 (simplify_giv_expr): If expression contains other reg that is also a
5190 giv, only increment benefit if this is the only use of that reg.
5191 (consec_sets_giv): Take that change into account.
5192 (combine_givs): Slightly more verbose output.
5194 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5195 not the cost of an equivalent shift.
5196 * sh-protos.h (addsubcosts): Declare.
5197 * sh.c (addsubcosts): New function.
5198 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5199 (RTX_COSTS): Tweak. Use addsubcosts.
5200 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5202 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5204 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5205 (branch_comparison_operator): Call validate_condition_mode to
5206 abort rather than returning 0.
5207 (branch_positive_comparison_operator): New function.
5208 (scc_comparison_operator): Call validate_condition_mode to abort
5209 rather than returning 0.
5210 (ccr_bit): Call validate_condition_mode. Update for
5212 (print_operand): Delete %C modifier. Update %E case
5213 to use EQ bit not SO bit.
5214 (rs6000_reverse_condition): New function.
5215 (rs6000_generate_compare): New function.
5216 (rs6000_emit_sCOND): New function.
5217 (rs6000_emit_cbranch): New function.
5218 (output_cbranch): The length of a long branch insn is
5219 now only 8 bytes. Add validate_condition_mode. Use
5220 rs6000_reverse_condition. Remove cror generation.
5222 * config/rs6000/rs6000.h: Update comments.
5223 (PREDICATE_CODES): Add new predicate. Update codes used
5224 by branch_comparison_operator and scc_comparison_operator.
5225 * config/rs6000/rs6000-protos.h: Add prototypes for
5226 new external functions.
5227 * config/rs6000/rs6000.md: Add new scheduling parameters
5228 for cr_logical instructions. Change length of branch
5230 (bCOND patterns): Call rs6000_emit_cbranch.
5231 (sCOND patterns): Call rs6000_emit_sCOND.
5232 (branch patterns): Change lengths to 4.
5233 (cr logical patterns): New.
5235 2000-09-06 Richard Henderson <rth@cygnus.com>
5237 * config/i386/i386.md (call_pop): Fix test for setting
5238 current_function_uses_pic_offset_table.
5239 (call, call_value_pop, call_value): Likewise.
5241 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5243 * timevar.c (timevar_add): Delete.
5244 (timevar_get): Also count time since the selected timer was
5245 last updated. Do not examine the timevar stack if the
5246 selected timer is standalone.
5248 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5250 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5252 2000-09-05 Jason Merrill <jason@redhat.com>
5254 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5255 for 'extern' arrays.
5257 2000-09-05 Richard Henderson <rth@cygnus.com>
5259 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5260 Eliminate final copy from non-trapping case.
5261 (__divdf3, __divsf3): Likewise.
5263 2000-09-05 Richard Henderson <rth@cygnus.com>
5265 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5266 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5268 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5270 * Makefile.in: Restructure bootstrap stages to allow clean
5271 restart after failure.
5273 2000-09-05 Richard Henderson <rth@cygnus.com>
5275 * config/ia64.md (movsi and movdi patterns): Allow moves from
5276 8-bit constants to AR registers.
5278 2000-09-05 Richard Henderson <rth@cygnus.com>
5280 * config/ia64/ia64.md (mulhi3): New.
5282 2000-09-05 Richard Henderson <rth@cygnus.com>
5284 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5285 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5286 Optimization Guide, minimum latency alternative.
5287 (__moddi3, __udivdi3, __umoddi3): Likewise.
5288 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5290 2000-09-05 Bruce Korb <bkorb@gnu.org>
5292 * fixinc/fixincl.c (load_file): always read header files
5293 with sizes that are a multiple of the page size.
5294 & use libiberty's getpagesize for determining that.
5296 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5298 * gcse.c (hash_string_1): Add prototype.
5299 * cse.c (canon_hash_string): Likewise.
5301 2000-09-04 Craig Newell <CraigN@ieee.org>
5303 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5305 2000-09-04 Andreas Schwab <schwab@suse.de>
5307 * Makefile.in (STAGESTUFF): Remove libgcc.
5308 (stage1-start, stage2-start, stage3-start): Copy the contents of
5309 the libgcc directory explicitly.
5310 (mostlyclean): Clean libgcc.
5312 2000-09-04 Andrew Haley <aph@redhat.com>
5314 * dwarf2out.c: (stack_adjust_offset): New prototype.
5316 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5318 * combine.c (make_extraction): Fix rtx_cost comparison to
5321 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5323 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5324 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5325 Add '*' to insn pattern name.
5327 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5329 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5330 use posn - 1 to index into tokens array.
5331 (maybe_paste_with_next): Adjust caller.
5333 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5335 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5337 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5338 (REGNO_REG_CLASS): Use symbolic register
5341 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5343 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5344 recognized, don't try to conditionally execute it.
5346 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5348 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5349 (call_value_insn): Right length claculation.
5350 (call_insn): Likewise.
5352 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5354 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5355 gas_output_limited_string, gas_output_ascii, output_movqi,
5356 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5357 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5358 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5359 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5360 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5361 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5362 Add "const" as needed to remove warnings.
5364 * config/avr/avr.c (avr_override_options, avr_init_once,
5365 function_prologue, function_epilogue, frame_pointer_required_p,
5366 class_likely_spilled_p, order_regs_for_local_alloc,
5367 avr_address_cost, avr_ret_register): Use K&R style arguments.
5368 (initial_elimination_offset, gas_output_limited_string):
5369 Remove ATTRIBUTE_UNUSED from the used arguments.
5370 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5371 Use local variables src, dest, base to access operands[].
5372 Rename reg_dest to reg_src if that's what it is.
5373 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5374 constants to LD_REGS if reg_was_0.
5375 (output_reload_insisf): Change arg 3 to insn length and set it.
5376 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5377 access to 16-bit I/O register pairs.
5378 (avr_address_cost): Lower cost for the above case.
5379 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5380 may be clobbered, also for LD_REGS.
5381 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5384 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5386 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5387 macro to test_hard_reg_class function.
5388 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5389 for loading immediate constants to LD_REGS.
5390 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5393 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5395 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5396 * config/avr/libgcc.S: Lost part of the previous patch.
5398 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5400 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5401 object before calling pthread_mutex_init.
5403 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5405 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5406 config/sh/crtn.asm: New files.
5407 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5408 (crt1.o, crti.o, crtn.o): New targets.
5409 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5411 * configure: Rebuilt.
5412 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5413 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5414 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5415 Undefine for config/elfos.h to redefine.
5416 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5418 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5420 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5421 legitimize_pic_address, output_pic_addr_const): Declare.
5422 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5423 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5424 (TARGET_SWITCHES): New switch -mprefergot.
5425 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5426 (PIC_OFFSET_TABLE_REGNUM): Define.
5427 (GOT_SYMBOL_TABLE): Likewise.
5428 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5429 (ENCODE_SECTION_INFO): Define.
5430 (FINALIZE_PIC): New macros.
5431 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5432 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5433 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5434 (prepare_move_operands): Call emit_pic_move or
5435 emit_pic_const_move if appropriate.
5436 (output_far_jump): For PIC, use braf and output long offset.
5437 (machine_dependent_reorg):
5438 (sh_expand_prologue): Save and initialize the PIC register.
5439 (sh_expand_epilogue): Restore it.
5440 (initial_elimination_offset): Account for it.
5441 (nonpic_symbol_mentioned_p): New function.
5442 (legitimize_pic_address): Likewise.
5443 (output_pic_addr_const): Likewise.
5444 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5445 (call, call_value): Use them.
5446 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5447 symPLT_label2reg): New expands.
5448 * invoke.texi (SH Options): Document -mprefergot.
5450 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5452 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5453 * gcse.c (hash_string_1): New function.
5454 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5455 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5456 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5457 (canon_hash_string): New function.
5458 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5459 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5460 (fold_rtx): Use ASM_OPERANDS accessor macros.
5461 * emit-rtl.c (copy_insn_1): Likewise.
5462 * integrate.c (copy_rtx_and_substitute): Likewise.
5463 * stmt.c (expand_asm_operands): Likewise. Give an
5464 ASM_OPERANDS rtx the mode of the output reg being set from it.
5466 2000-09-01 Fred Fish <fnf@be.com>
5468 * fix-header.c (write_rbrac): Add putc and getc to list of
5469 functions to protect against prior definition as a macro.
5471 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5473 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5474 (c_size_type_node): Define.
5475 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5476 * c-common.c (enum format_lengths, enum format_std_version,
5477 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5478 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5479 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5480 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5481 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5482 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5483 format_types): Define.
5484 (format_char_info, print_char_table, scan_char_table,
5485 time_char_table): Rearrange for new organization of information
5486 about format length modifiers and standard versions.
5487 (T_ST): Redefine to use c_size_type_node.
5488 (check_format_info): Obtain information about length modifiers and
5489 standard versions from tables. Adjust warning message wordings.
5490 Use the name from the user's program for `ll' and `hh' length
5491 modifiers in warning messages. Use more informative names for
5492 wanted types where available (for wchar_t, wint_t, size_t, signed
5493 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
5495 2000-09-01 Jim Wilson <wilson@cygnus.com>
5497 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
5498 * combine.c (distribute_notes): Handle REG_NORETURN.
5499 * rtl.c (reg_note_name): Add REG_NORETURN.
5500 * rtl.h (enum reg_note): Likewise.
5502 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
5504 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
5505 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
5506 (emit_predicate_relation_info): Handle conditional calls with
5508 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
5509 instead of ia64_file_start.
5510 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
5511 * config/ia64/ia64.md (safe_across_calls_all,
5512 save_across_calls_normal): New patterns.
5514 * loop.c (check_final_value): Check for biv use before checking for
5515 giv use. Check for both biv and giv uses. Always set last_giv_use
5516 if there is a giv use.
5518 2000-09-01 Richard Henderson <rth@cygnus.com>
5520 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
5521 (madddi3): Likewise.
5524 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5526 * expr.c (clear_storage): Don't use emit_move_insn unless
5527 either BLKmode or proper size.
5528 (store_constructor): Don't call clear_storage if REG of wrong size.
5530 * flow.c (init_propagate_block_info): Don't mark frame dead at end
5531 of function if returns wiht stack pointer depressed.
5533 2000-09-01 Andrew Haley <aph@redhat.com>
5535 * dwarf2out.c (stack_adjust_offset): New function.
5536 (dwarf2out_stack_adjust): Break out stack adjust logic into
5537 new stack_adjust_offset function. Look inside parallels and
5538 sequences for stack adjustments.
5540 2000-08-31 Jeff Law <law@cygnus.com>
5542 * arm.md: Use no_new_pseudos to determine when it is safe
5543 to create new pseudo registers.
5545 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
5546 when we can safely allocate new registers.
5548 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
5550 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
5551 so that CONCATs are not generated for ASMs.
5552 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
5553 not generating_concat_p.
5554 * function.c (pop_function_context_from): Reset
5555 generating_concat_p.
5556 (prepare_function_start): Likewise.
5557 * rtl.c (generating_concat_p): Define.
5558 * rtl.h (generating_concat_p): Declare.
5559 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
5561 2000-08-22 Philipp Thomas <pthomas@suse.de>
5562 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
5564 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
5567 2000-08-30 Greg McGary <greg@mcgary.org>
5569 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5570 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5571 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5573 2000-08-30 Greg McGary <greg@mcgary.org>
5575 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5576 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5577 (TREE_INT_CST): New macro.
5578 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5579 Use new macro TREE_INT_CST.
5581 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5583 * contrib.texi: Add self.
5585 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5587 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5588 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5591 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5593 * fixinc/gnu-regex.c: Don't define `const'.
5595 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5597 * expr.c (store_constructor): Allow variable bounds of array type.
5598 (expand_expr): Don't blow up if type is ERROR_MARK.
5599 * varasm.c (output_constructor): Don't access lower bound of array
5600 type unless need it if index is supplied (so it can be a variable
5601 if no index is supplied).
5602 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5603 Other minor cleanups.
5605 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5607 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5608 for compilations in stage 1 and subsequent stages, respectively.
5609 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5610 * configure: Rebuilt.
5611 * x-vax, x-vax-gcc: Deleted.
5613 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5615 * c-common.c (declare_function_name): Use func_id_node,
5616 function_id_node, and pretty_function_id_node. Do not make
5617 __func__ visible at file scope.
5618 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5619 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5620 (function_id_node, pretty_function_id_node, func_id_node): New
5622 * c-decl.c (init_decl_processing): Initialize function_id_node,
5623 pretty_function_id_node, and func_id_node.
5624 (c_make_fname_decl): Correct comment.
5626 * tree.h (struct tree_identifier): Constify pointer member.
5628 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5629 * c-pragma.h (struct weak_syms): Constify name and value members.
5630 (add_weak): Constify arguments.
5632 * calls.c (special_function_p): Constify a char *.
5633 (expand_call): Remove variable which is initialized and then
5635 * dependence.c (struct def_use, struct induction, struct subscript):
5636 Constify 'variable' member.
5637 (get_low_bound, have_induction_variable): Constify char * argument.
5638 (find_induction_variable): Add braces to avoid dangling else.
5639 (classify_dependence): Constify char * arrays.
5640 * profile.c (output_func_start_profiler): Constify a char *.
5641 * stor-layout.c (finalize_record_size): Constify a char *.
5642 * tree.c (is_attribute_p): Constify a char *.
5643 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5645 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5646 for comprehensibility. Do not call get_identifier if we did
5647 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5648 create temporary string constants, not ggc_alloc_string. No
5649 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5650 char * to hold IDENTIFIER_POINTERs.
5652 2000-08-29 Richard Henderson <rth@cygnus.com>
5654 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5657 2000-08-29 Richard Henderson <rth@cygnus.com>
5659 * reload.c (push_secondary_reload): Allow class == reload_class
5660 if we're using a reload_in/out pattern.
5662 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5663 the half that does not conflict with the reload register.
5664 (reload_outti): Likewise.
5666 2000-08-29 Kazu Hirata <kazu@hxi.com>
5668 * reload.c: Fix formatting.
5670 * stmt.c: Fix formatting.
5672 * gcc.c: Fix formatting.
5674 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5676 * flags.h (time_report, mem_report): New global flags.
5677 * toplev.c: Define time_report and mem_report.
5678 (f_options): Add -ftime-report and -fmem-report.
5679 (compile_file): Turn on time_report if quiet_flag is off.
5680 Call ggc_print_statistics at very end if mem_report is on.
5681 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5683 * ggc-common.c (ggc_print_statistics): Rename to
5684 ggc_print_common_statistics; all callers changed. Scale
5685 quantities above 10K to kilobytes and above 10M to megabytes.
5686 * ggc-page.c (ggc_page_print_statistics): Rename to
5687 ggc_print_statistics. Report memory consumed by internal data
5688 structures for each allocation bucket. Scale quantities above
5689 10K to kilobytes and above 10M to megabytes.
5690 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5691 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5692 Define tally_leaves always.
5693 (ggc_print_statistics): New function.
5694 * ggc.h: Adjust for renamed functions.
5696 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5698 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5699 output_movsisf instead of which_alternative.
5701 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5703 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5705 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5706 (avr_progmem_p): New prototype.
5707 (output_movsisf): Prototype declaration changed.
5708 (output_movqi): New prototype.
5709 (output_movhi): New prototype.
5710 (call_insn_operand): Likewise.
5711 (final_prescan_insn): Likewise.
5712 (avr_simplify_comparision_p): Likewise.
5713 (avr_normalize_condition): Likewise.
5714 (compare_eq_p): Likewise.
5715 (out_shift_with_cnt): Likewise.
5716 (const_int_pow2_p): Likewise.
5717 (output_reload_inhi): Prototype declaration changed.
5719 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5720 (ldi_reg_rtx): New. rtx for r31.
5721 (avr_init_stack): Initialize as "__stack".
5722 (function_prologue): Use it.
5723 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5724 (avr_mcu_name): Initialize as "avr2".
5725 (avr_enhanced_p, avr_mega_p): New variables.
5726 (mcu_types, avr_override_options): Handle all known MCU types.
5727 Also handle avr1 (only preprocess, assemble and link).
5728 (print_operand): Using of `%K' in output template removed.
5729 (out_movqi_r_mr): Optimized.
5730 (out_movhi_r_mr): Likewise.
5731 (output_movqi): New function.
5732 (output_movhi): Likewise.
5733 (out_movsi_r_mr): Optimized.
5734 (output_movsisf): Compute insn length for `adjust_insn_length'
5735 (out_movqi_mr_r): Optimized.
5736 (out_movhi_mr_r): Optimized.
5737 (adjust_insn_length): Use output_movsisf, output_movqi,
5738 output_movhi for insn length adjusting.
5739 (reg_unused_after): Use dead_or_set_p.
5740 (preferred_reload_class): Now havn't any restriction.
5741 (reg_was_0): New function.
5742 (io_address_p): Likewise.
5743 (const_int_pow2_p): Likewise.
5744 (output_reload_inhi): Likewise.
5745 (output_reload_insisf): Likewise.
5747 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5748 (LIB_SPEC): Use -lc for all supported devices.
5749 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5750 (AVR_MEGA): Define as avr_mega_p.
5751 (AVR_ENHANCED): New, define as avr_enhanced_p.
5752 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5753 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5754 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5755 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5756 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5757 (ASM_SPEC): Pass -mmcu=... to the assembler.
5758 Change all -DAVR_* to -D__AVR_*__.
5759 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5760 Rename library functions to start with two underscores.
5761 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5763 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5764 (SUPPORTS_WEAK): Likewise.
5765 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5766 register for loading constants to r0-r14.
5768 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5770 (*mov_r_sp): Removed. Handled by output_movhi.
5771 (*mov_sp_r): Likewise.
5772 (*mov_sp_r_no_interrupts): Likewise
5773 (*mov_sp_r_tiny): Likewise.
5774 (*movqi): Use output_movqi.
5775 (*reload_inqi): New.
5776 (*movhi): Use output_movhi.
5777 (*reload_inhi): New.
5778 (*negsi2): Optimized.
5779 (*negsf2): Likewise.
5780 Added peepholes (define_peephole2) for loading constants to r0-r14
5781 and for using `cpse' command.
5783 * config/avr/libgcc.S: Rename library functions to start with two
5785 Add support for enhanced core.
5786 (_moqhi3): Fix typo, now _modqi3.
5787 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5788 (__prologue_saves__): Remove test for stack adjust by 0.
5789 (__tablejump__): New.
5791 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5792 Add multilib support.
5794 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5796 * loop.c (prescan_loop): Don't check unknown_address_altered
5797 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5798 to loop_store_mems as necessary.
5799 (loop_invariant_p): Don't check unknown_address_altered
5800 or unknown_constant_address_altered.
5802 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5804 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5806 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5808 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5809 print just the filename.
5810 * cpplex.c (_cpp_run_directive): Add additional argument, the
5811 name to give the synthetic buffer. This defaults to
5812 translated "<command line>".
5813 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5815 (_cpp_define_builtin): New function.
5816 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5817 * cpphash.h: Update prototypes.
5819 * tradcpp.c (main): Process -D and -U simultaneously, in the
5820 order they appeared on the command line.
5822 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5824 * c-decl.c (define_label): Call warning_with_file_and_line and
5825 error_with_file_and_line instead of plain warning or error.
5827 * c-parse.in (label): Use save_filename/save_lineno to ensure
5828 correct values for calls to define_label.
5830 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5832 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5834 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5836 * tree.h (get_file_function_name): Remove two duplicate
5839 2000-08-28 Kazu Hirata <kazu@hxi.com>
5841 * tree.c: Fix formatting.
5843 * xcoffout.c: Fix formatting.
5845 2000-08-28 Jason Merrill <jason@redhat.com>
5847 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5849 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5851 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5852 break_out_includes if it won't do anything.
5854 2000-08-28 Richard Henderson <rth@cygnus.com>
5856 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5857 (find_reloads): Likewise.
5858 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5859 (reload_inhi): Likewise.
5861 2000-08-28 Richard Henderson <rth@cygnus.com>
5863 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5864 (call_insn_operand): Don't expect a surrounding mem.
5865 (constant_call_address_operand): Likewise.
5866 * config/i386/i386.h (PREDICATE_CODES): Update.
5867 * config/i386/i386.md (call patterns): Move the match_operand
5868 for the call destination inside the mem.
5870 2000-08-28 Richard Henderson <rth@cygnus.com>
5872 * local-alloc.c (requires_inout): Don't use reserved range for
5873 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5874 * recog.c (asm_operand_ok): Likewise.
5875 (preprocess_constraints, constrain_operands): Likewise.
5876 * regclass.c (record_reg_classes): Likewise.
5877 * reload.c (find_reloads): Likewise.
5878 * reload1.c (maybe_fix_stack_asms): Likewise.
5879 (reload_cse_simplify_operands): Likewise.
5880 * stmt.c (expand_asm_operands): Likewise.
5882 * md.texi: Update constraints documentation.
5883 * tm.texi (EXTRA_CONSTRAINT): Update.
5885 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5887 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5888 (print_die): If we don't know the offset of the
5889 target die, try the symbol. Add a trailing newline.
5890 (reverse_all_dies): New fn.
5891 (dwarf2out_finish): Call it.
5892 (break_out_includes): Reorganize for clarity.
5893 (add_sibling_attributes): Don't call reverse_die_lists.
5894 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5896 * flags.h: Add flag_eliminate_dwarf2_dups.
5897 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5899 2000-08-28 Jason Merrill <jason@redhat.com>
5901 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5902 * dwarf2out.c: #include "md5.h".
5903 (DIE_LABEL_PREFIX): New macro.
5904 (dw_val_struct): Add 'external' flag to val_die_ref.
5905 (add_AT_die_ref, AT_ref): Adjust.
5906 (AT_ref_external, set_AT_ref_external): New fns.
5907 (build_abbrev_table): Call set_AT_ref_external.
5908 (value_format): Call AT_ref_external.
5909 (die_struct): Add die_symbol field.
5910 (new_die): Clear it.
5911 (dwarf_tag_name): Handle BINCL/EINCL.
5912 (dwarf2out_start_source_file): Add BINCL DIE.
5913 (dwarf2out_end_source_file): Add EINCL DIE.
5914 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5915 (loc_checksum, attr_checksum, die_checksum): New fns.
5916 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5917 (compute_section_prefix, assign_symbol_names): New fns.
5918 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5919 (output_die): Call output_die_symbol and AT_ref_external.
5920 (output_comdat_comp_unit): New fn, split out from...
5921 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5923 (output_pubnames, output_aranges): Abort if we see entries from
5925 * toplev.h: Declare file_name_nondirectory.
5926 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5927 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5928 (debug_start_source_file): Call dwarf2out_start_source_file
5929 regardless of debug verbosity.
5930 (debug_end_source_file): Similarly.
5931 * tree.h: Declare clean_symbol_name.
5932 * tree.c (clean_symbol_name): Split out from...
5933 (get_file_function_name_long): ...here.
5935 * dwarf2out.c (new_loc_descr): Use calloc.
5936 (splice_child_die): Remove the die from the right parent.
5937 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5939 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5941 * toplev.c (decode_g_option): Don't give warning for unknown -g
5942 option; return 0 instead.
5943 (main): If -g option is not recognized by front end or
5944 language-independent code, give warning.
5946 2000-08-28 Greg McGary <greg@mcgary.org>
5948 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5949 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5950 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5952 2000-08-27 Greg McGary <greg@mcgary.org>
5954 * cpplex.c (parse_string): Don't look for backslash
5955 before first char in `namebuf'.
5956 * loop.c (strength_reduce): Skip NOTEs.
5958 2000-08-27 Jason Merrill <jason@redhat.com>
5960 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5961 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5962 TREE_ASM_WRITTEN, either.
5963 (finish_decl): Adjust.
5965 2000-08-28 Philipp Thomas <pthomas@suse.de>
5967 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5968 they have been incorporated into the gettext CVS. Change the text to
5969 reflect the current status of NLS. Add instructions for accessing
5970 the gettext CVS and add the patch from Martin v. Loewis.
5972 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5974 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5975 by using gen_lowpart_common.
5976 (movdi_internal64+6): Likewise.
5978 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5980 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5983 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5984 numbers to the ranges used by GDB.
5986 2000-08-25 Richard Henderson <rth@cygnus.com>
5988 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5989 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5990 (ia64_expand_prologue): Likewise.
5991 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5992 argument for stdargs.
5994 2000-08-25 Jason Merrill <jason@redhat.com>
5996 * integrate.c (expand_inline_function): Pull out the original decl.
5998 2000-08-25 Jim Wilson <wilson@cygnus.com>
6000 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
6002 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
6004 2000-08-25 Greg McGary <greg@mcgary.org>
6006 * flow.c (dump_edge_info): Use ARRAY_SIZE.
6007 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
6009 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
6011 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
6013 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
6015 * i386.c (ix86_find_base_term): New.
6016 * i386-protos.h (ix86_find_base_term): Prototype.
6017 * i386.h (FIND_BASE_TERM): Define.
6018 * alias.c (find_base_term): Use it.
6019 * tm.texi (FIND_BASE_TERM): Document it.
6021 * alias.c (true_dependence, write_dependence_p): Unchanging
6022 memory can't conflict with non-unchanging memory.
6024 * alias.c (memrefs_conflict_p): A BLKmode reference
6025 to a symbol (or CONST_INT address) always conflicts
6026 with a reference to another symbol.
6028 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
6030 * c-common.c (time_char_table): Don't allow width and flags with
6033 2000-08-25 Jakub Jelinek <jakub@redhat.com>
6035 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
6036 way as LT and LTU when the second operand has 0 in low word.
6038 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6040 * basic-block.h (struct loop): Rename `exits' field to
6041 `exit_edges'. Add `entry_edges' and `num_entries' fields.
6043 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
6044 (flow_loop_entry_edges_find): Add.
6045 (flow_edge_list_print): Rename from flow_exits_print.
6046 (flow_loops_find): Call flow_loop_entry_edges_find.
6047 (flow_loop_dump): Dump entry_edges list.
6048 (flow_loops_free): Free entry_edges.
6050 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6052 * loop.c (loop_dump_aux, debug_loop): New functions.
6053 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
6055 * flow.c (flow_loops_dump): Add callback parameter.
6056 (flow_loop_dump): Add callback parameter and call it. Move
6057 loop note debugging code to loop_dump_aux.
6059 * basic-block.h (flow_loop_dump): Add callback parameter
6060 (flow_loops_dump): Likewise.
6062 * toplev.c (rest_of_compilation): Add NULL callback function pointer
6063 to call to flow_loops_dump.
6065 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6067 * loop.c (count_loop_regs_set): Replace start and end arguments
6068 with loop argument. All callers udated.
6070 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6072 * loop.c (constant_high_bytes): Delete.
6074 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6076 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
6077 and NOTE_INSN_LOOP_VTOP to...
6078 (find_and_verify_loops) ...here.
6080 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
6082 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
6083 (fini_dummy, init_dummy): Use it.
6085 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
6087 * cpplex.c (is_macro_disabled): Caller has already checked
6088 that we're not a preprocessed file.
6090 2000-08-24 Mark Mitchell <mark@codesourcery.com>
6092 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
6093 (c-iterate.o): Remove target.
6094 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
6095 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
6096 (finish_decl): Don't handle iterators.
6097 (grokdeclarator): Likewise.
6098 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
6099 * gcc/c-gperf.h: Regenerated.
6100 * gcc/c-iterate.c: Removed.
6101 * gcc/c-lex.c (init_lex): Don't handle iterators.
6102 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
6103 (compstmt_primary_start): Remove push_iterator_stack call.
6104 (stmt): Don't allow iterator statements. Replace iterator_expand
6105 with expand_expr_stmt.
6106 (all_iter_stmt): Remove.
6107 (all_iter_stmt_simple): Likewise.
6108 (all_iter_stmt_with_decl): Likewise.
6109 * gcc/c-tree.h (ITERATOR_P): Remove.
6110 (ITERATOR_BOUND_P): Likewise.
6111 (init_iterators): Remove declaration.
6112 (iterator_expand): Likewise.
6113 (iterator_for_loop_start): Likewise.
6114 (iterator_for_loop_end): Likewise.
6115 (iterator_for_loop_record): Likewise.
6116 (push_iterator_stack): Likewise.
6117 (pop_iterator_stack): Likewise.
6118 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6119 (readonly_warning): Likewise.
6120 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6122 2000-08-24 Jim Wilson <wilson@cygnus.com>
6124 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6125 Copy type in a TYPE_DECL, just like pushdecl does.
6127 2000-08-24 Richard Henderson <rth@cygnus.com>
6129 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6131 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6133 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6134 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6135 the extras on the free list.
6136 (release_pages): Clean up.
6137 (ggc_set_mark): Don't adjust G.allocated here...
6138 (sweep_pages): ... do it here.
6140 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6142 * cppfiles.c (read_include_file): Rearrange initializations.
6144 2000-08-24 Richard Henderson <rth@cygnus.com>
6146 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6148 * config/ia64/ia64-protos.h: Update.
6149 * config/ia64/ia64.c (gr_register_operand): New.
6150 (fr_register_operand, grfr_register_operand): New.
6151 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6152 (grfr_reg_or_8bit_operand): New.
6153 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6154 use gr_register_operand.
6155 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6156 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6157 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6158 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6159 (fr_reg_or_fp01_operand): Likewise.
6160 (not_postinc_memory_operand): New.
6161 (ia64_split_timode): Remove unused variables.
6162 (rtx_needs_barrier): Check arguments to cmpxchg.
6163 (builtin_description): Remove.
6164 (bdesc_2argsi, bdesc_2argdi): Remove.
6165 (ia64_init_builtins): Declare all builtins directly.
6166 (ia64_expand_fetch_and_op): Rewrite to be called from
6167 ia64_expand_builtin directly. Use expand_binop and co.
6168 (ia64_expand_op_and_fetch): Likewise.
6169 (ia64_expand_compare_and_swap): Likewise.
6170 (ia64_expand_binop_builtin): Remove.
6171 (ia64_expand_lock_test_and_set): New.
6172 (ia64_expand_lock_release): New.
6173 (ia64_expand_builtin): Use them.
6174 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6175 (EXTRA_CONSTRAINT): Use it.
6176 (PREDICATE_CODES): Update.
6177 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6178 (mf): Indicate that we set memory as well as use it.
6179 (fetchadd_acq_si): Show memory being modified as well.
6180 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6181 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6182 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6183 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6184 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6185 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6186 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6187 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6188 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6189 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6190 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6191 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6192 return type. Pretty print definitions.
6194 2000-08-24 Jim Wilson <wilson@cygnus.com>
6196 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6197 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6199 2000-08-24 Jason Merrill <jason@redhat.com>
6201 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6202 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6203 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6204 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6206 2000-08-24 Greg McGary <greg@mcgary.org>
6208 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6209 and extendtab within their proper array boundaries.
6210 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6211 for the entire array.
6213 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6214 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6215 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6216 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6217 * config/i386/dgux.c (output_options): Likewise.
6218 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6219 * config/m88k/m88k.c (output_options): Likewise.
6220 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6221 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6222 layout_mcore_frame, handle_structs_in_regs): Likewise.
6223 * config/mips/mips.c (output_block_move): Likewise.
6224 * config/rs6000/rs6000.c (rs6000_override_options,
6225 rs6000_file_start): Likewise.
6226 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6227 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6228 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6229 * builtins.c (expand_builtin_setjmp): Likewise.
6230 * expr.c (safe_from_p): Likewise.
6231 * flow.c (life_analysis): Likewise.
6232 * fold-const.c (size_int_type_wide): Likewise.
6233 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6234 * genattrtab.c (make_length_attrs): Likewise.
6235 * genopinit.c (gen_insn): Likewise.
6236 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6237 * global.c (global_alloc): Likewise.
6238 * local-alloc.c (find_free_reg): Likewise.
6239 * mips-tdump.c (print_symbol): Likewise.
6240 * mips-tfile.c (parse_def, parse_input): Likewise.
6241 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6242 * stmt.c (expand_nl_goto_receiver): Likewise.
6243 * stor-layout.c (set_sizetype): Likewise.
6244 * varasm.c (decode_reg_name): Likewise.
6245 * toplev.c (decode_f_option, decode_W_option,
6246 set_target_switch, print_switch_values): Likewise.
6247 (NUM_ELEM): Remove macro.
6248 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6250 2000-08-24 Greg McGary <greg@mcgary.org>
6252 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6253 (MAIN_NAME_P, main_identifier_node): New macros.
6254 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6255 * c-decl.c (start_decl, grokdeclarator, start_function,
6256 store_parm_decls, finish_function): Use MAIN_NAME_P.
6257 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6258 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6259 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6260 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6262 2000-08-24 Greg McGary <greg@mcgary.org>
6264 * cppfiles.c (actual_directory): Don't write beyond `dir'
6265 when it contains "".
6266 * real.c (asctoeg): Stay within bounds of etens[][].
6268 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6270 * dependence.c (dependence_string, direction_string,
6271 dump_one_node, dump_node_dependence): Hide unused identifiers.
6272 (get_low_bound, normalize_coefficients): Match definition to
6274 (get_one_coefficient): Initialize variables `value0_is_idx' and
6276 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6277 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6278 (direction_merge): Avoid automatic aggregate initialization.
6279 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6280 Initialize variables `dest_idx' and `src_idx'.
6281 (end_dependence_analysis): Avoid C89 style function definition.
6283 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6285 * c-common.c (time_char_table): Don't allow width with %F.
6286 (check_format_info): Don't allow "Z" length with scanf.
6288 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6290 * diagnostic.c (finish_diagnostic): Define.
6291 (output_do_printf): Use wrap_text instead of output_add_string.
6292 (default_print_error_function): Avoid embedded '\n'.
6294 * diagnostic.h (flush_diagnostic_buffer): Declare.
6296 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6298 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6300 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6302 * Makefile.in (GCC_PASSES): Add specs.
6304 2000-08-23 Jim Wilson <wilson@cygnus.com>
6306 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6307 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6308 EHANDLER nor UHANDLER bit is set.
6309 (__get_except_table): Likewise.
6311 2000-08-23 Nick Clifton <nickc@redhat.com>
6313 * config/arm/lib1funcs.asm: Replace upper case condition codes
6314 with lower case versions.
6316 * config/arm/arm.h (STRUCT_VALUE): Define.
6317 (STRUCT_VALUE_REGNUM): Delete.
6319 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6321 * cpphash.h (IN_I): New flag for directive table.
6322 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6324 (_cpp_check_directive): If -fpreprocessed, execute directives
6325 marked with IN_I. Issue no warnings in this case.
6326 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6328 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6330 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6332 (check_format_info): Support printf 'I' flag; warn about it with
6335 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6337 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6338 barrier can't be ignored by the alias analysis code.
6340 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6342 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6343 works inside fixincl.
6345 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6347 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6348 simplify_relational_operation() unless both operands are of
6350 * cse.c (fold_rtx): Likewise.
6352 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6354 * rtlanal.c (rtx_unstable_p): The pic register is stable
6355 (within one function) and the actual rtx should be used
6356 when checking the registers.
6357 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6359 * alias.c (true_dependence, write_dependence_p): Fix
6360 bug in previous patch.
6362 * i386.c (ix86_GOT_alias_set): New.
6363 (legitimize_pic_address): Use it.
6365 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6366 only stable if its address is stable.
6367 (rtx_varies_p): An unchanging MEM can't vary if
6368 its address doesn't vary.
6370 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6372 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6374 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6376 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6377 * x-vax-gcc: New file for bootstrapping with gcc.
6378 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6379 * configure.in: Use x-vax-gcc with gcc.
6380 * configure: Rebuilt.
6382 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6384 * toplev.c (rest_of_compilation): Rebuild label notes after
6385 post-reload splitting pass if new labels have been created.
6387 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6389 * diagnostic.h (output_buffer_state): New macro.
6390 * diagnostic.c (diagnostic_for_decl, sorry,
6391 default_print_error_function, output_do_verbatim,
6392 report_diagnostic, report_problematic_module): Use it.
6394 (output_format): Use wrap_text instead of maybe_wrap_text.
6396 2000-08-22 Nick Clifton <nickc@redhat.com>
6398 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6399 Common code for ARM divide and modulus functions.
6400 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6402 (FUNC_END): New macro: Common code at the end of the division and
6404 (THUMB_FUNCTION_START): New macro: Common code at the start of
6406 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6408 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6410 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6412 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6413 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6416 2000-08-22 Nick Clifton <nickc@redhat.com>
6418 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6419 restorative additions, test for bottom bits of IP being set,
6420 rather than relying upon the RORs not matching.
6423 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6425 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6426 text_section() as appropriate instead of emitting text csect
6428 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6429 (UNIQUE_SECTION): Define macro.
6430 (ASM_OUTPUT_SECTION_NAME): Define macro.
6431 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6432 on AIX if debugging and -fdata-sections always.
6434 2000-08-22 Steven King <sxking@uswest.net>
6436 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6438 (LDBL_MAX): Same here.
6440 2000-08-22 Richard Henderson <rth@cygnus.com>
6442 * flow.c (tidy_fallthru_edge): Update b->end properly.
6444 2000-08-22 Stan Cox <scox@redhat.com>
6446 * Makefile.in (OBJS): Add dependence.o.
6447 * dependence.c: New file.
6449 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6451 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6453 (check_sibcall_argument_overlap): Likewise.
6455 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6457 * invoke.texi (SH Options): Document -m4-nofpu,
6458 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6459 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6461 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6463 * c-common.c (check_format_info): Give the 'some locales' warning
6464 for strftime %Ey rather than the unconditional 'only last 2 digits
6467 2000-08-22 Richard Henderson <rth@cygnus.com>
6469 * alias.c (init_alias_analysis): Do not register
6470 struct_value_incoming_rtx or static_chain_rtx as pointing
6473 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6475 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6477 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6479 * diagnostic.h (report_problematic_module): Declare.
6480 * diagnostic.c (report_problematic_module): New function.
6481 (report_error_function): Tweak.
6483 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6485 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6486 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6488 2000-08-21 Richard Henderson <rth@cygnus.com>
6490 * flow.c (calculate_global_regs_live): Mark frame pointer live
6491 everywhere before reload.
6493 2000-08-21 Jim Wilson <wilson@cygnus.com>
6495 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
6496 INTEL_EXTENDED_IEEE_FORMAT.
6497 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
6498 clear last two bytes of output FP value.
6500 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
6502 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
6504 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6506 * unroll.c (loop_find_equiv_value): If ret is modified between
6507 insn and loop_start, ret might not be equivalent to reg.
6509 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6511 * c-common.c (init_dollar_format_checking,
6512 maybe_read_dollar_number, finish_dollar_format_checking): New
6514 (dollar_arguments_used, dollar_arguments_count,
6515 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
6517 (check_format_info): Support $ formats for scanf and printf width
6518 and precision. Always increment format_chars to advance past the
6519 '*' of precision, not just when the format parameters are
6522 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6524 * mips.c (block_move_loop, expand_block_move,
6525 function_arg_partial_nregs, save_restore_insns, function_prologue,
6526 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
6528 (function_arg_advance, function_arg): Match argument to format
6531 2000-08-21 Nix <nix@esperi.demon.co.uk>
6533 * gcc.c (do_spec_1): Implement %j spec flag.
6534 Remove dead comment.
6536 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
6537 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
6538 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
6539 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
6541 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
6542 writable) instead of hardcoded value.
6544 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
6546 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
6549 * gcc.c (cc1_options): Do not process -o or run the assembler if
6551 * objc/lang-spec.h: Likewise.
6553 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
6555 * fixinc/fixincl.c (fix_with_system): Pipe the output of
6556 "external" fixes through `cat', to avoid truncating the input
6557 file by redirection.
6559 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6561 * config/i386/i386.md (lea_general_1): Copy insn condition to split
6563 (lea_general_2, lea_general_3): Likewise.
6565 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6567 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6568 warnings to user code.
6570 * c-lex.c (readescape, yylex): Likewise.
6572 * c-typeck.c (store_init_value, process_init_element): Likewise
6573 (c_expand_start_case): Format.
6575 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6577 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6579 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6580 and linker_endian_spec to endian_spec.
6581 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6582 (LINK_SPEC): Remove %{EB} and %{EL}.
6583 (ASM_SPEC): Likewise. Use %(endian_spec).
6585 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6587 * c-tree.h (flag_hosted): Move declaration from here...
6588 * c-common.h (flag_hosted): ... to here.
6589 (flag_noniso_default_format_attributes): New declaration.
6590 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6591 (c_decode_option): Set it appropriately for options choosing
6592 language standard variant.
6593 * c-common.c (init_function_format_info): Only provide default
6594 format attributes if flag_hosted. Only provide the gettext
6595 formats if flag_noniso_default_format_attributes. Update
6597 (check_format_info): Disable treatment of %a as a scanf flag in
6600 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6602 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6604 (check_format_info): Set 'wide' for scanf format widths. Warn for
6605 a zero scanf width. Make the check for writing into a constant
6606 object at the first level of indirection; at later levels, warn if
6607 any type qualifiers are encountered.
6609 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6611 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6613 (push_reload): Use reload_inner_reg_of_subreg.
6614 (combine_reloads): Do not combine reloads if the input reload
6615 is a SUBREG in which the inner part will need reloading.
6617 * global.c (global_alloc): Avoid passing dumpfile argument to
6619 * toplev.c (rest_of_compilation): Likewise.
6620 * reload.h (reload): Remove dumpfile argument. Callers changed.
6621 (debug_reload, debug_reload_to_stream): Move prototypes here.
6622 * rtl.h (reload): Remove dumpfile argument.
6623 * reload.c (debug_reload): Remove prototype.
6624 (debug_reload_to_stream): Likewise.
6625 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6628 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6630 * diagnostic.c (context_as_prefix): Export.
6631 (need_error_newline): Remove.
6632 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6633 (error_module_changed, record_last_error_module,
6634 error_function_changed, record_last_error_function): New functions.
6635 (initialize_diagnostics): Default intialize
6636 lang_diagnostic_starter, lang_diagnostic_finalizer.
6637 (init_output_buffer): Tweak.
6638 (file_name_as_prefix): New function.
6639 (announce_function, default_print_error_function,
6640 report_error_function, set_diagnostic_context): Tweak.
6642 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6644 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6645 condition expression.
6647 2000-08-20 Richard Henderson <rth@cygnus.com>
6649 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6651 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6653 * cppinit.c (cpp_init): Set global flag when called.
6654 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6656 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6658 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6659 before `process_directive' so that newlines won't be missed
6661 (cpp_printf): Increment `print->lineno' when newline is emitted.
6663 * cppmain.c (cb_ident): Likewise.
6664 (cb_define): Likewise.
6665 (cb_undef): Likewise.
6666 (cb_include): Likewise.
6667 (cb_def_pragma): Likewise.
6668 (dump_macros_helper): Likewise.
6670 2000-08-20 Richard Henderson <rth@cygnus.com>
6672 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6673 assigned before a loop.
6675 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6676 (ashrsi3, lshrsi3): Likewise.
6678 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6680 * c-lang.c: #include diagnostic.h
6681 (c_tree_printer): New function.
6682 (lang_init): Initialize lang_printer.
6684 * Makefile.in (c-lang.o): Depends on diagnostic.h
6686 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6688 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6690 * diagnostic.c (default_diagnostic_starter,
6691 default_diagnostic_finalizer): New functions.
6692 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6693 (pedwarn, pedwarn_with_file_and_line, error,
6694 error_with_file_and_line, fatal, warning,
6695 warning_with_file_and_line): Adjust call to report_diagnostic.
6696 (report_diagnostic): Rework.
6697 (set_diagnostic_context): New function.
6699 * diagnostic.h (struct diagnostic_context): New data structure.
6700 (diagnostic_message, diagnostic_argument_list,
6701 diagnostic_file_location, diagnostic_line_location,
6702 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6703 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6704 (set_diagnostic_context): Declare.
6705 (report_diagnostic): Change prototype.
6707 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6709 * fix-header.c (main): Initialize cpplib.
6711 2000-08-19 Michael Meissner <meissner@redhat.com>
6713 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6714 instructions in it before checking for indirect jumps.
6716 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6717 in a indirect jump as a potential for conditional execution.
6719 * d30v.h (d30v_init_expanders): Don't declare here.
6720 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6723 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6725 * cpp.texi: Add @section for assertions.
6727 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6729 * loop.c (scan_loop): Use CONST_CALL_P instead of
6730 checking for REG_LIBCALL / REG_RETVAL.
6732 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6734 * reload1.c (reload_as_needed): Accept dumpfile argument,
6735 pass it to emit_reload_insns.
6736 (emit_reload_insns): Add new dumpfile argument. If non-null
6737 then dump the reloads for each insn into the dumpfile.
6738 (reload): Pass dumpfile to reload_as_needed.
6740 * invoke.texi: Clean up linux-gnu vs linux comments.
6742 2000-08-19 Richard Henderson <rth@cygnus.com>
6744 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6745 (ia64_depz_field_mask): New.
6746 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6747 (PREDICATE_CODES): Update.
6748 * config/ia64/ia64.md: Update commentary.
6749 (depz_internal): New.
6750 (ashlsi3): Implement directly.
6751 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6752 (ashldi3): Use shladd.
6753 * config/ia64/ia64-protos.h: Update.
6755 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6757 * toplev.c (independent_decode_option): Always process -g.
6758 Remove third argument, now unused. Adjust caller to match.
6760 2000-08-18 Richard Henderson <rth@cygnus.com>
6762 * combine.c (make_compound_operation): Break after creating
6765 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6767 * cpplib.c (cpp_register_pragma_space): Just return if the
6768 namespace is already registered.
6770 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6772 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6773 constant amount. Do not generate ROTL instruction.
6775 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6777 * config/sh/elf.h: Do not include sh/sh.h.
6778 * config/sh/rtems.h: Likewise.
6779 * config/sh/rtemself.h: Do not include sh/elf.h.
6780 * configure.in: Get them included with `tm_file's.
6781 * configure: Rebuilt.
6783 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6784 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6786 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6788 * stor-layout.c (compute_record_type): Don't use mode of single
6789 field as mode of record if not integer mode of same type.
6791 * regmove.c (perhaps_ends_bb_p): New function.
6792 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6793 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6794 (fixup_match_1): Likewise.
6795 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6796 avoid signed/unsigned warnings.
6798 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6801 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6803 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6804 (_cpp_trigraph_map): Declaration moved from cpplex.c
6806 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6807 instead of 256. Use consistent test for designated initializers.
6808 (cpp_init): Initialize trigraph_map.
6809 (initialize_standard_includes, parse_option): Use memcmp
6812 * cpplex.c (init_trigraph_map): Remove.
6813 (trigraph_ok, trigraph_replace, lex_line): Refer to
6816 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6817 (do_unassert): Remove unused "next" local.
6819 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6821 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6823 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6826 2000-08-17 Richard Henderson <rth@cygnus.com>
6828 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6829 the first insn in a sequence.
6831 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6833 * alias.c (true_dependence, write_dependence_p): A read
6834 involving a label_ref or the constant pool doesn't create
6837 * rtl.h (unchanging): Improve documentation.
6839 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6841 * cse.c (insert_regs): Remove unused `regno'.
6843 2000-08-17 Neil Booth <NeilB@earthling.net>
6845 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6846 remove_dup_dirs. If qtail == brack, remove brack not
6848 (remove_dup_dir, remove_dup_dirs): New functions.
6850 2000-08-17 Neil Booth <NeilB@earthling.net>
6852 * cppinit.c (cpp_cleanup): Free include dir chains.
6853 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6854 (do_unassert): Free the assert with _cpp_free_definition.
6855 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6856 assertions. Make the node a T_VOID node.
6858 2000-08-17 Neil Booth <NeilB@earthling.net>
6860 * cppinit.c (path_include, append_include_chain):
6861 Remove 2nd parameter (struct cpp_pending *).
6862 (path_include, initialize_standard_includes, cpp_handle_option):
6863 Update callers appropriately.
6864 (cpp_handle_option): Use pend.
6866 2000-08-17 Neil Booth <NeilB@earthling.net>
6868 * cppinit.c (sort_options): Remove, put functionality in
6871 (initialize_builtins): Free memory.
6872 (cpp_start_read): Move init_IStable to cpp_init.
6874 * cpplib.h (cpp_init): New prototype.
6875 * cppmain.c (main): Call cpp_init.
6877 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6879 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6880 (rtx_unstable_p, rtx_varies_p): Process vectors.
6882 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6884 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6885 references to GLOBAL symbols. Use LOCAL where appropriate.
6887 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6889 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6890 use t-aix41 when host == target.
6892 2000-08-16 Richard Henderson <rth@cygnus.com>
6894 * reload.c (push_secondary_reload): Revert last change.
6895 If we use a reload_in/out pattern, make the when the same
6896 as the primary reload.
6897 (find_reloads): Likewise.
6899 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6901 * configure.in (libstdcxx-v3): Fix test.
6902 * configure: Regenerate.
6904 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6906 * calls.c (calls_function_1, expand_call): Only test
6907 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6908 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6910 2000-08-16 Richard Henderson <rth@cygnus.com>
6912 * combine.c (simplify_shift_const): Revert previous two
6913 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6914 before the main loop.
6916 2000-08-15 Richard Henderson <rth@cygnus.com>
6918 * combine.c (simplify_shift_const): Bound shift count when
6921 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6923 * calls.c (ECF_SP_DEPRESSED): New macro.
6924 (calls_function_1): Treat calling sp-depressed function as alloca.
6925 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6926 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6927 If sp-depressed, ensure block saves and restores SP.
6928 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6930 * function.c (keep_stack_depressed): New function.
6931 (thread_prologue_and_epilogue_insns): Call it.
6932 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6933 to print DECL_OFFSET_ALIGN.
6934 Print no-force-blk and transparent-union flags properly.
6935 * stmt.c (expand_goto_internal): Don't restore stack if last block
6936 and function returns with sp depressed.
6937 (fixup_gotos): Likewise.
6938 (save_stack_pointer): New function, from code in expand_decl.
6939 (expand_decl): Call new function.
6940 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6941 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6942 (save_stack_pointer): New declaration.
6944 * diagnostic.c (fatal_function): New variable.
6945 (set_fatal_function): New function.
6947 * diagnostic.h (set_fatal_function): New declaration.
6949 2000-08-15 William Cohen <wcohen@redhat.com>
6951 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6952 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6953 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6955 2000-08-15 Richard Henderson <rth@cygnus.com>
6957 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6959 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6961 * arm.c (arm_function_ok_for_sibcall): New function.
6962 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6963 * arm.md (call expanders): Don't check here for calls that can't
6966 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6968 * arm.md (splits generating cond_exec): Disable.
6970 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6972 * arm/linux-elf.h (text_section): Delete declaration.
6974 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6976 ARM support for unordered FP operations.
6977 * arm-protos.h (arm_comparison_operator): Declare.
6978 * arm.c (arm_comparison_operator): New function.
6979 (arm_select_cc_mode): Add unordered comparison codes.
6980 (get_arm_condition_code): Likewise.
6981 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6982 be done in one insn.
6983 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6984 * arm.md (all uses of comparison_operator): Replace with
6985 arm_comparison_operator.
6986 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6988 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6991 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6993 * gthr-posix.h: Conditionally include <sched.h>; include
6994 <config.h> from libobjc/.
6996 2000-08-14 Richard Henderson <rth@cygnus.com>
6998 * config/i386/i386.c (legitimize_pic_address): Use Pmode
7001 2000-08-14 Richard Henderson <rth@cygnus.com>
7003 * configure.in (ia64-*): Set float_format for i386 long double.
7005 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
7006 as we would for i386 XFmode.
7007 (PUT_REAL): Likewise.
7008 (endian, ereal_atof, real_value_truncate): Likewise.
7009 (ereal_isneg, toe64, etens, make_nan): Likewise.
7010 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
7012 * config/ia64/ia64-protos.h: Update.
7013 * config/ia64/ia64.c (general_tfmode_operand): New.
7014 (destination_tfmode_operand): New.
7015 (tfreg_or_fp01_operand): New.
7016 (ia64_split_timode): New.
7017 (spill_tfmode_operand): New.
7018 (ia64_expand_prologue): Use TFmode not XFmode.
7019 (ia64_expand_epilogue): Likewise.
7020 (ia64_function_arg): Likewise.
7021 (ia64_function_arg_advance): Likewise.
7022 (ia64_return_in_memory): Likewise.
7023 (ia64_function_value): Likewise.
7024 (ia64_print_operand): Likewise.
7025 (ia64_register_move_cost): Set GR<->FR to 5.
7026 (ia64_secondary_reload_class): Get GR for TImode memory op.
7027 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
7028 (ROUND_TYPE_ALIGN): Remove.
7029 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
7030 (INTEL_EXTENDED_IEEE_FORMAT): Define.
7031 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
7032 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
7033 (MODES_TIEABLE_P): Use TFmode, not XFmode.
7034 (CLASS_MAX_NREGS): Likewise.
7035 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
7036 (PREDICATE_CODES): Update.
7037 * config/ia64/ia64.md (movti): New.
7038 (movti_internal): Use a clobber for memory alternatives.
7039 (reload_inti, reload_outti): New.
7040 (movsfcc_astep): Predicate properly.
7041 (movdfcc_astep): Likewise.
7044 (extendsftf2, extenddftf2): New.
7045 (trunctfsf2, trunctfdf2): New.
7046 (floatditf2, fix_trunctfdi2): New.
7047 (floatunsditf2, fixuns_trunctfdi2): New.
7048 (addtf3, subtf3, multf3, abstf2): New.
7049 (negtf2, nabstf2, mintf3, maxtf3): New.
7050 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
7052 (fr_spill): Use TFmode, not XFmode.
7053 (fr_restore): Likewise.
7054 * config/ia64/lib1funcs.asm (__divtf3): New.
7055 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
7057 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7059 * cse.c (fold_rtx): Avoid empty body in an if-statement.
7061 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
7062 `U' integer constant suffix.
7064 * dwarf2out.c (add_subscript_info): Avoid empty body in an
7067 * sparc/sol2.h (__enable_execute_stack): Prototype.
7069 2000-08-14 David Edelsohn <edelsohn@gnu.org>
7071 * collect2.c: Remove use of AIX import file.
7073 * longlong.h: Test ARCH_PWR not ARCH_POWER.
7075 * rs6000.c (print_operand, case 'E'): Add else.
7077 2000-08-14 Richard Henderson <rth@cygnus.com>
7079 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
7080 (movdi_symbolic): New.
7082 2000-08-14 Jim Wilson <wilson@cygnus.com>
7084 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7085 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
7086 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7089 2000-08-14 Richard Henderson <rth@cygnus.com>
7091 * expr.c (emit_group_load): Don't force constants into registers.
7092 Special case source already in the correct mode.
7094 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
7096 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
7097 * fixinc/inclhack.def: Likewise.
7098 * fixinc/mkfixinc.sh: Likewise.
7099 * configure: Regenerate.
7100 * fixinc/fixincl.x: Regenerate.
7101 * install.texi: Document equivalence of linux and linux-gnu.
7103 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7105 * cse.c (insert_regs): Also in REG case: When finding an invalid
7106 value, and we make a new quantity, make sure that it won't be
7107 mistaken by for a valid one by mention_regs.
7109 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
7111 * h8300.md: Remove obsolete peepholes.
7113 2000-08-13 Kazu Hirata <kazu@hxi.com>
7115 * invoke.texi (H8/300 Options): Fix typos.
7116 * config/h8300.c: Fix formatting.
7117 * config/h8300.h: Fix comment typos.
7118 (OVERRIDE_OPTIONS): Fix formatting.
7120 * function.c: Fix formatting.
7122 * cse.c: Fix formatting.
7124 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7126 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7127 (attempt_auto_inc): Suppress parentheses warning.
7128 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7129 * loop.c (load_mems): Remove `u' suffix in two places.
7130 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7132 * config/rs6000/rs6000.h: Likewise.
7133 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7134 __eabi dummy routine.
7135 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7138 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7139 not put stuff in .sdata unnecessarily.
7140 (rs6000_unique_section): New function.
7141 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7142 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7144 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7145 arrays in C99. Don't try to look at DECL_REGISTER of a
7146 COMPONENT_REF. Don't complain twice about the same error.
7148 * fixinc/inclhack.def (aix_pthread): New fix.
7149 (aix_sysmachine): New fix.
7150 * fixinc/fixincl.x: Regenerate.
7152 * expr.c (expand_expr): Call convert_modes when turning a large
7153 multiply into a small one.
7155 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7157 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7158 the tree structure an exponent rather than an explicit alignment
7159 so it doesn't overflow.
7160 (SET_DECL_OFFSET_ALIGN): New macro.
7161 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7162 rather than DECL_OFFSET_ALIGN.
7163 (place_field): Likewise.
7164 * expmed.c (store_bit_field): Abort on align==0 to avoid
7165 antisocial machine behaviour.
7167 2000-08-12 Richard Henderson <rth@cygnus.com>
7169 * sibcall.c (uses_addressof): Accept both addressof and
7170 current_function_internal_arg_pointer inside a mem.
7171 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7172 if current_function_uses_addressof.
7173 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7176 2000-08-11 Richard Henderson <rth@cygnus.com>
7178 * config/ia64/ia64.md (addsi3): Remove expander.
7179 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7180 (*addsi3_shladd): New.
7182 2000-08-11 Richard Henderson <rth@cygnus.com>
7184 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7185 (do_restore): Likewise.
7186 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7187 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7188 (rtx_needs_barrier): Track actual bit manipulation for
7189 ar.unat moves, gr_spill, and gr_restore.
7190 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7191 (process_set): Don't handle varargs spills.
7192 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7193 .mem.offset here instead of in process_set.
7194 (gr_restore): Likewise.
7196 2000-08-11 Richard Henderson <rth@cygnus.com>
7198 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7200 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7202 * gcc.texi (The Configuration File): Document
7203 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7204 UPDATE_PATH_HOST_CANONICALIZATION.
7206 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7208 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7209 unprototyped function pointer casts on integer constants.
7211 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7213 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7215 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7217 * extend.texi (Volatiles): Fix typos.
7219 2000-08-11 Kazu Hirata <kazu@hxi.com>
7221 * flow.c: Fix formatting.
7223 2000-08-11 Richard Henderson <rth@cygnus.com>
7225 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7226 pattern, always allocate a tertiary scratch register.
7228 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7229 (reload_inhi): Likewise.
7231 2000-08-11 Richard Henderson <rth@cygnus.com>
7233 * function.c (put_reg_into_stack): Allow type to be NULL.
7234 (schedule_fixup_var_refs): Likewise.
7235 (gen_mem_addressof): Allow decl to be NULL.
7236 (put_addressof_into_stack): Likewise.
7238 * flow.c (merge_blocks_nomove): Be more careful about
7239 locating the beginning of block A.
7241 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7243 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7248 * config.in: Reverted the check for <sched.h>.
7250 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7252 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7253 macros define the name of CTOR and DTOR sections.
7254 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7255 DTOR_LIST_END): Change to use attributes to specify
7257 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7258 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7259 DTOR_LIST_END): Same as in mips/elf.h.
7261 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7263 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7264 disabling just crt0.o.
7266 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7268 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7269 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7270 (EXTRA_SPECS): Add them.
7271 * arm/lib1funcs.asm: Support builds for interworking.
7272 Use macros to eliminate duplicated pieces of code.
7274 2000-08-10 Kazu Hirata <kazu@hxi.com>
7276 * h8300.c (expand_a_rotate): New.
7277 (emit_a_rotate): Likewise.
7278 (h8300_adjust_insn_length): Add support for the rotate insns.
7279 * h8300.md (rotlqi3): New.
7280 (*rotlqi3_1): Likewise.
7281 (rotlhi3): Likewise.
7282 (*rotlhi3_1): Likewise.
7283 (rotlhi3): Likewise.
7284 (*rotlhi3_1): Likewise.
7285 * h8300-proto.h: Add prototypes for expand_a_rotate and
7288 * h8300.c: Fix comment typos.
7289 (dosize): Declare the variable amount as unsigned.
7290 (get_shift_alg): Fix a comparison between signed and unsigned.
7291 (emit_a_shift): Likewise.
7292 (h8300_adjust_insn_length): Simplify the code.
7294 * c-decl.c: Fix formatting.
7296 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7298 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7299 warning about non-traditional numeric constant suffixes.
7301 * cppexp.c (parse_number): Likewise.
7303 * invoke.texi: (-Wtraditional): Document new behavior.
7305 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7307 * gthr-posix.h: Include auto-host.h. Conditionally include
7309 * configure.in: Check for the <sched.h> header file.
7310 * config.in: Added define for HAVE_SCHED_H.
7312 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7314 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7315 initialization of unions.
7317 * invoke.texi (-Wtraditional): Document new behavior.
7319 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7321 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7322 instead of extra_c_flags.
7323 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7324 * configure: Regenerate.
7325 * config.in: Regenerate.
7327 * cpperror.c (cpp_type2name): New function.
7328 * cpplex.c (lex_line): If we issued an error for an invalid
7329 preprocessing directive, discard that logical line.
7330 * cpplib.c (do_line): Call a hook function if the current file
7331 is renamed by #line.
7332 (do_ident): Pass the contents of the string, not the entire
7333 token, to the callback function.
7334 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7335 (cb.rename_file): New hook function.
7336 (cb.ident): Adjust prototype.
7337 (cpp_type2name): Prototype.
7338 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7340 * cppmain.c (cb_ident): Update for changed interface.
7341 (cb_rename_file): New function.
7342 (main): Set rename callback.
7344 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7346 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7347 multi-word registers.
7349 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7351 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7352 or ISO C89 instead of ANSI C.
7353 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7354 build_enumerator, do_case): Likewise.
7355 * c-lex.c (parse_float, yylex): Likewise.
7356 * c-parse.in: Likewise.
7357 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7358 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7359 build_c_cast, convert_for_assignment, set_init_index,
7360 set_init_label, c_expand_start_case): Likewise.
7361 * toplev.c (documented_lang_options, display_help): Likewise.
7363 2000-08-08 Kazu Hirata <kazu@hxi.com>
7365 * h8300.c: Fix formatting.
7366 * h8300.h: Likewise.
7367 * h8300.md: Likewise.
7368 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7370 * reload1.c: Fix formatting.
7372 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7374 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7375 Use GEN_CALL_VALUE define.
7376 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7377 * clipper/clipper.md (untyped_call): Likewise.
7378 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7379 * fx80/fx80.md (untyped_call): Likewise.
7380 * mips/mips.md (untyped_call): Likewise.
7381 * ns32k/ns32k.md (untyped_call): Likewise.
7382 * pa/pa.md (untyped_call): Likewise.
7383 * romp/romp.md (untyped_call): Likewise.
7384 * sparc/sparc.md (untyped_call): Likewise.
7386 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7388 * config/i860/i860.c (singlemove_string): Do not generate assembler
7389 pseudo instructions that must be expanded (that is, with signed
7390 constants larger than 16 bits).
7392 2000-08-08 Richard Henderson <rth@cygnus.com>
7394 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7395 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7396 (init_propagate_block_info): Don't kill memory stores at -O0.
7397 (mark_set_1, mark_used_regs): Likewise.
7399 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7401 * rs6000.c (optimization_options): Decorate 'level' as
7403 (mask64_operand): Remove sign-extend thinko.
7404 (rldic_operand): New function.
7405 (load_multiple_operation): regno's are unsigned ints.
7406 (store_multiple_operation): Likewise.
7407 (lmw_operation): Likewise.
7408 (stmw_operation): Likewise.
7409 (includes_lshift_p): shift_mask is unsigned int.
7410 (includes_lshift64_p): New function.
7411 (addrs_ok_for_quad_peep): unsigned int reg1.
7412 (print_operand): Consistently add "else" after
7413 output_operand_lossage().
7414 (print_operand, case 'b'): Fold in case 'W'.
7415 (print_operand, case 'W'): Print rldic MB value.
7416 (output_epilogue): Update Objective-C language string.
7417 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7418 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7419 * rs6000.md (ashldi3): Add rldic instruction.
7420 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7421 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7424 2000-08-08 Richard Henderson <rth@cygnus.com>
7426 * config/ia64/ia64-protos.h: Remove duplicates. Update
7427 for massive code rearrangements.
7428 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7429 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7430 (ia64_local_regs, ia64_need_regstk): Remove.
7431 (ar_ccv_reg_operand): New.
7432 (ia64_gp_save_reg): New.
7433 (struct ia64_frame_info): Combine most of the size elements;
7434 add new gr save elements.
7435 (find_gr_spill): New.
7436 (next_scratch_gr_reg): New.
7437 (mark_reg_gr_used_mask): New.
7438 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7439 to GR backing store regs when possible.
7440 (ia64_initial_elimination_offset): New.
7441 (ia64_rap_fp_offset): Remove.
7442 (save_restore_insns): Remove.
7443 (setup_spill_pointers): New.
7444 (finish_spill_pointers): New.
7445 (spill_restore_mem): New.
7446 (do_spill, do_restore): New.
7447 (ia64_expand_prologue): Rewrite to use them.
7448 (ia64_expand_epilogue): Likewise.
7449 (ia64_direct_return): Update for current_frame_info changes.
7450 (ia64_function_prologue): Simplify .prologue emission. Emit
7452 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7453 (ia64_dbx_register_number): New.
7454 (ia64_initialize_trampoline): New.
7455 (ia64_secondary_reload_class): Request GR_REGS for integer
7456 arithmetic destined for FR_REGS.
7457 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7458 (ia64_mark_machine_status): Mark ia64_gp_save.
7459 (rws_access_regno): Rename from rws_access_reg; don't treat
7460 predicates specially.
7461 (rws_access_reg): New. Update all callers.
7462 (rtx_needs_barrier): Remove dead unspecs.
7463 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7464 (ia64_encode_section_info): Silence signed/unsigned warnings.
7465 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7466 (tmp_reg, tmp_saved): Remove.
7467 (process_set): Rewrite to expect complicated bits via
7468 REG_FRAME_RELATED_EXPR.
7469 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7470 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7471 (ia64_expand_op_and_fetch): Likewise.
7472 (ia64_expand_compare_and_swap): Likewise.
7473 (ia64_expand_builtin): Likewise.
7474 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7475 (FIRST_PSEUDO_REGISTER): Update.
7476 (AR_M_REGNO_P): Update.
7477 (FIXED_REGS): Don't mark three local registers as used.
7478 (EXTRA_CC_MODES): New.
7479 (SELECT_CC_MODE): New.
7480 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7481 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7482 (FRAME_GROWS_DOWNWARD): Unset.
7483 (STARTING_FRAME_OFFSET): Zero.
7484 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7485 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7486 (HARD_FRAME_POINTER_REGNUM): New.
7487 (CAN_DEBUG_WITHOUT_FP): Define.
7488 (TRAMPOLINE_TEMPLATE): Remove.
7489 (TRAMPOLINE_SIZE): Lower to 32.
7490 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7491 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7492 (PREDICATE_CODES): Update.
7493 (struct machine_function): Add ia64_gp_save.
7494 * config/ia64/ia64.md: Purge unused unspecs.
7495 (movsi patterns): Allow moves to/from AR_M_REGS.
7496 (movdi patterns): Allow moves to/from p0.
7497 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
7498 (gr_spill, gr_restore): Indicate ar.unat read/written.
7499 (nonlocal_goto): Don't pass old frame_pointer.
7500 (nonlocal_goto_receiver): Remove.
7501 (exception_receiver): New.
7502 (builtin_setjmp_setup): New.
7503 (builtin_setjmp_receiver): New.
7504 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
7505 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
7506 (__ia64_restore_stack_nonlocal): Likewise.
7507 (__ia64_trampoline): New.
7508 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
7510 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
7512 2000-08-08 Richard Henderson <rth@cygnus.com>
7514 * frame.h (ia64_frame_state): Add my_psp.
7515 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
7516 (__throw): Pass it in. Don't clobber r7.
7517 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
7518 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
7519 and nothing to do with sp.
7520 (normalize_reg_loc): Use frame->my_psp.
7521 (frame_translate): Handle frame-pointer-less functions. Set
7522 spill_base correctly, in absence of being told.
7523 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
7524 (__ia64_backtrace_helper): New sp argument. Use
7525 builtin_return_address instead of label addresses.
7526 (print_record) [mem_stack_v]: No size member.
7528 2000-08-08 Richard Henderson <rth@cygnus.com>
7530 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
7532 2000-08-08 Richard Henderson <rth@cygnus.com>
7534 * tm.texi (LOCAL_REGNO): Document.
7535 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
7536 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
7537 * reload1.c (reload): Likewise when considering nonlocal labels.
7539 * config/ia64/ia64.h (LOCAL_REGNO): New.
7540 * config/sparc/sparc.h (LOCAL_REGNO): New.
7542 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7544 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
7546 2000-08-07 Nick Clifton <nickc@redhat.com>
7548 * config/mips/mips.c: Fix compile time warning messages.
7549 * config/mips/mips-protos.h: Add prototype for equality_op.
7551 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
7553 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
7555 * mn10300.md: Use nonimmediate_operand instead of general_operand
7558 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
7560 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
7562 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
7563 * sh.c (expand_block_move): Break long lines.
7564 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
7565 * sh.md (mulsi3): Likewise.
7566 (movdi): Adjust spacing.
7568 2000-08-07 Richard Henderson <rth@cygnus.com>
7570 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7571 * expr.c (emit_group_store): Don't set it.
7573 2000-08-07 Kazu Hirata <kazu@hxi.com>
7575 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7576 duplicate entries for 'w' and 'z'.
7578 * flow.c: Fix a comment typo.
7580 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7582 * c-parse.in: Changed the language string for Objective-C to "GNU
7585 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7587 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7588 to improve the Posix thread support for Objective-C.
7590 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7592 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7593 CTI_UNSIGNED_PTRDIFF_TYPE.
7594 (signed_size_type_node): Define.
7595 (unsigned_ptrdiff_type_node): Define.
7596 * c-decl.c (init_decl_processing): Create the
7597 signed_size_type_node and unsigned_ptrdiff_type_node types.
7598 * c-common.c (T_SC): Define.
7601 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7602 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7604 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7605 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7606 flags for %c, %s and %[.
7607 (check_format_info): Only allow leniency for signedness of targets
7608 of character pointers (when pedantic) for formats flagged with
7609 "c", so for strings but not for %hh formats. When pedantic, don't
7610 allow character pointers to substitute for void pointers if a
7611 second level of indirection is present.
7613 2000-08-06 Kazu Hirata <kazu@hxi.com>
7615 * invoke.texi (Options for Debugging Your Program or GCC): Update
7616 the names of dump files.
7618 * h8300.c (dosize): Rearrange code for conciseness.
7619 (split_adds_subs): Likewise.
7621 * loop.c: Fix formatting.
7623 * dwarf2out.c: Fix formatting.
7625 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7627 * expr.c: Fix formatting.
7629 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7631 * rs6000.c (rs6000_maybe_dead): Prototype.
7633 2000-08-06 Richard Henderson <rth@cygnus.com>
7635 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7636 HAVE_nonlocal_goto as well.
7637 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7638 * config/pj/pj.md (nonlocal_goto): Likewise.
7640 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7642 * loop.c (try_swap_copy_prop): New function.
7643 (load_mems): Rename copies to load_copies and add new regset
7644 store_copies. Check for sets of shadow registers and mark
7645 in store_copies. Call try_swap_copy_prop for registers
7646 marked in store_copies.
7648 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7650 * objc/objc-act.c: New command line option -fconstant-string-class
7651 to allow specifying a user defined constant string class,
7652 different from NXConstantString.
7654 * toplev.c: Moved the Objective-C specific options to
7655 objc/lang-options.h.
7657 * objc/lang-options.h: Moved the Objective-C specific options from
7658 toplev.c. Added -fconstant-string-class.
7660 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7662 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7663 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7664 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7665 avoid extra alignment imposed on arrays.
7666 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7667 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7669 * mips.h: Clean up comments and spacing near MASKs.
7670 (TARGET_UNIX_ASM): Delete.
7671 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7672 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7675 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7677 * c-common.c (print_char_table): Add entries for the X/Open '
7678 format flag (print decimals with locale's thousands grouping
7679 character). Make %C expect wint_t.
7680 (check_format_info): If pedantic, warn when the %n$ operand
7681 number form is used. Allow for the ' flag; warn about it if
7684 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7686 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7687 type is a float mode, cfun->decl's return type is not, and
7688 TARGET_FLOAT_RETURNS_IN_80387.
7690 2000-08-04 Andreas Schwab <schwab@suse.de>
7692 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7693 token list, which are always `#' and `pragma'.
7695 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7697 * tree.c (tree_expr_nonnegative_p): Move to...
7698 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7699 (rtl_expr_nonnegative_p): New.
7700 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7702 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7703 CONST_DOUBLE_CHAIN: Move to...
7704 * rtl.h: ...here. Use XCINT/XCEXP.
7706 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7707 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7708 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7711 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7713 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7715 * config/c4x/c4x.md (return_indirect_internal): New.
7716 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7718 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7720 * c-common.c (time_char_table): Mark up formats added in C99 and
7721 make other corrections. %D and %g were added in C99. %Og is an
7722 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7723 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7724 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7725 %h was added in C99. %C was added in C99. %OY and %OC are
7726 extensions. Add the C99 format %F.
7727 (check_format_info): If pedantic and not in C99 mode, warn for C99
7730 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7732 * function.c (schedule_fixup_var_refs): New function, broken out
7733 of put_reg_into_stack.
7734 (put_reg_into_stack): Use it.
7735 (put_var_into_stack): In CONCAT case, fixup up references for
7736 components only after fixing up references to the whole concat.
7738 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7740 * alias.c (mark_constant_function): Use INSN_P.
7741 (init_alias_analysis): Likewise.
7742 * combine.c (combine_instructions): Use INSN_P.
7743 (can_combine_p): Likewise.
7744 (try_combine): Likewise.
7745 (distribute_notes): Likewise.
7746 (distribute_links): Likewise.
7747 * cse.c (cse_around_loop): Use INSN_P.
7748 (invalidate_skipped_block): Likewise.
7749 (cse_set_around_loop): Likewise.
7750 (cse_end_of_basic_block): Likewise.
7751 (delete_trivially_dead_insns): Likewise.
7752 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7753 (unshare_all_rtl_1): Likewise.
7754 (next_cc0_user): Likewise.
7755 (try_split make_insn_raw): Likewise.
7756 (remove_unnecessary_notes): Likewise.
7757 * final.c (shorten_branches): Use INSN_P.
7758 (leaf_renumber_regs): Likewise.
7759 (leaf_renumber_regs_insn): Likewise.
7760 * flow.c (find_label_refs): Use INSN_P.
7761 (verify_wide_reg): Likewise.
7762 (notice_stack_pointer_modification): Likewise.
7763 (count_or_remove_death_notes): Likewise.
7764 (verify_flow_info): Likewise.
7765 (clear_log_links): Likewise.
7766 * function.c (fixup_var_refs_insns): Use INSN_P.
7767 (compute_insns_for_mem): Likewise.
7768 * gcse.c (alloc_gcse_mem): Use INSN_P.
7769 (compute_sets): Likewise.
7770 (compute_hash_table): Likewise.
7771 (classic_gcse): Likewise.
7773 (insert_insn_end_bb): Likewise.
7774 (delete_null_pointer_checks_1): Likewise.
7775 * global.c (expand_preferences): Use INSN_P.
7776 (build_insn_chain): Likewise.
7777 * graph.c (node_data): Use INSN_P.
7778 * haifa-sched.c (priority): Use INSN_P.
7779 (rm_line_notes): Likewise.
7780 (rm_other_notes): Likewise.
7781 (find_insn_reg_weight): Likewise.
7782 (init_target_units): Likewise.
7783 (schedule_block): Likewise.
7784 (compute_block_forward_dependences): Likewise.
7785 (debug_dependencies): Likewise.
7786 (set_priorities): Likewise.
7787 * integrate.c (function_cannot_inline_p): Use INSN_P.
7788 (save_parm_insns): Likewise.
7789 (copy_insn_list): Likewise.
7790 * jump.c (mark_all_labels): Use INSN_P.
7791 (never_reached_warning): Likewise.
7792 * lcm.c (optimize_mode_switching): Use INSN_P.
7793 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7794 (memref_used_between_p): Likewise.
7795 (update_equiv_regs): Likewise.
7796 (block_alloc): Likewise.
7797 (no_conflict_p): Likewise.
7798 * loop.c (scan_loop): Use INSN_P.
7799 (find_and_verify_loops): Likewise.
7800 (count_loop_regs_set): Likewise.
7801 (loop_reg_used_before_p): Likewise.
7802 (strength_reduce): Likewise.
7803 (recombine_givs): Likewise.
7804 (check_dbra_loop): Likewise.
7805 (load_mems): Likewise.
7806 (try_copy_prop): Likewise.
7807 * print-rtl.c (print_rtx): Use INSN_P.
7808 * recog.c (find_single_use): Use INSN_P.
7809 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7810 (next_flags_user): Likewise.
7811 (swap_rtx_condition): Likewise.
7812 * regmove.c (mark_flags_life_zones): Use INSN_P.
7813 (optimize_reg_copy_1): Likewise.
7814 (optimize_reg_copy_2): Likewise.
7815 (optimize_reg_copy_3): Likewise.
7816 (reg_is_remote_constant_p): Likewise.
7817 (fixup_match_2): Likewise.
7818 (regmove_optimize): Likewise.
7819 (fixup_match_1): Likewise.
7820 * regrename.c (build_def_use): Use INSN_P.
7821 (replace_reg_in_block): Likewise.
7822 (consider_use): Likewise.
7823 * reload.c (find_equiv_reg): Use INSN_P.
7824 * reload1.c (reload): Use INSN_P.
7825 (maybe_fix_stack_asms): Likewise.
7826 (calculate_needs_all_insns): Likewise.
7827 (reload_as_needed): Likewise.
7828 (emit_output_reload_insns): Likewise.
7829 (delete_address_reloads_1): Likewise.
7830 (reload_cse_regs_1): Likewise.
7831 (reload_combine): Likewise.
7832 (reload_cse_move2add): Likewise.
7833 * reorg.c (redundant_insn): Use INSN_P.
7834 (dbr_schedule): Likewise.
7835 * resource.c (find_dead_or_set_registers): Use INSN_P.
7836 (mark_target_live_regs): Likewise.
7837 * rtlanal.c (reg_used_between_p): Use INSN_P.
7838 (reg_referenced_between_p): Likewise.
7839 (reg_set_between_p): Likewise.
7840 (reg_set_p): Likewise.
7841 (single_set): Likewise.
7842 (multiple_sets): Likewise.
7843 (find_last_value): Likewise.
7844 (reg_set_last): Likewise.
7845 (find_reg_note): Likewise.
7846 (find_regno_note): Likewise.
7847 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7848 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7849 * ssa.c (find_evaluations): Use INSN_P.
7850 (rename_block): Likewise.
7851 (rename_equivalent_regs): Likewise.
7852 * unroll.c (loop_find_equiv_value): Use INSN_P.
7853 (set_dominates_use): Likewise.
7854 * varasm.c (mark_constant_pool): Use INSN_P.
7855 (mark_constants): Likewise.
7856 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7857 (alphaev4_next_group): Likewise.
7858 (alphaev5_next_group): Likewise.
7859 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7860 (c4x_rptb_rpts_p): Likewise.
7861 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7862 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7863 (rs6000_adjust_priority): Likewise.
7864 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7865 (machine_dependent_reorg): Likewise.
7866 (split_branches): Likewise.
7867 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7869 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7871 * combine.c (recog_for_combine): Remove the old notes
7872 prior to attempting to recognize the new pattern.
7873 (distribute_notes): Ignore REG_NONNEG notes.
7875 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7877 * varasm.c (output_constructor): Add .align 0 for packed vars.
7879 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7881 * configure.in: Use default thread_file even when enable_threads is
7882 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7883 * configure: Rebuilt.
7885 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7887 2000-08-04 Donn Terry (donnte@microsoft.com)
7889 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7891 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7893 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7894 Delete code that conditionally modifies 'version'.
7895 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7896 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7897 * gcc.c (main): Use it.
7898 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7899 * prefix.c (update_path): Use it.
7900 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7901 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7902 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7904 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7905 (SUBTARGET_SWITCHES): Adjust.
7906 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7908 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7910 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7912 * c-common.h (flag_isoc94): Declare.
7913 * c-decl.c (flag_isoc94): Define.
7914 (c_decode_option): Set flag_isoc94 as appropriate.
7915 * c-common.c (T_PD, T_IM, T_UIM): Define.
7916 (format_char_info): Add tlen and jlen.
7917 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7919 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7921 (time_char_table): Add NULL entries for %t and %j.
7922 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7923 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7924 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7925 precision. Allow precision argument to be unsigned int. If
7926 pedantic, warn for %p passed an argument not a pointer to possibly
7927 qualified void or a possibly qualified character type, and for
7928 pointer targets of the wrong sign, except for character pointers.
7930 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7932 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7933 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7934 (wint_type_node): Define.
7935 * c-decl.c (WINT_TYPE): Define.
7936 (init_decl_processing): Create the wint_type_node type.
7937 * c-common.c (T_WI): Define.
7938 (print_char_table): Use T_WI for %lc format.
7940 2000-08-04 Bruce Korb <bkorb@gnu.org>
7942 * fixinc/: Verified that the MSDOS patch does not break
7943 the UNIX functionality and applied the next three patches
7946 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7948 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7949 output file with the temporary one by appending ".X" to generate
7950 the temporary fuile's name. If the output file already has an
7951 extension, replace it with ".X".
7953 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7954 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7955 reallocate the command buffer while copying the command-line
7956 argument. Redirect the output directly to the temporary file,
7957 instead of going through another temporary file.
7958 (process): Close the temporary file before unlinking it.
7959 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7960 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7961 (run_compiles): Pass p_fixd argument to machine_matches, as it
7964 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7965 environment, assume there are no symlinks in the include
7966 directory. When cleaning up the DONE files, look for them
7967 case-insensitively. Don't try to remove symlinks if they aren't
7970 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7971 all callers changed. Declare pz "const char *", to avoid compiler
7974 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7975 Change prototype of make_raw_shell_str.
7977 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7979 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7980 (initialize) [__MSDOS__]: Use tempnam.
7981 (initialize): Don't use SIGPIPE if it is not defined.
7983 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7986 2000-07-25 Bruce Korb <bkorb@gnu.org>
7988 * fixinc/fix*.[ch]: substantially reworked to make it possible
7989 to run this program without using fork(2) or pipe(2) (i.e. in
7992 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7994 * cppdefault.h (WINT_TYPE): Define.
7995 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7996 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7997 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7999 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
8001 * (mips_legitimate_address_p): Don't allow register+offset
8002 if the offset is large and negative, and we are compiling
8003 for 64 bit registers.
8005 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8007 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
8008 insn_code_number + 1.
8010 2000-08-04 Kazu Hirata <kazu@hxi.com>
8012 * h8300.c (function_prologue): Rearrange code for conciseness.
8013 (function_epilogue): Likewise.
8014 * h8300.h (OK_FOR_U): Fix formatting.
8016 * cse.c: Fix a comment typo. Fix formatting.
8018 2000-08-03 Richard Henderson <rth@cygnus.com>
8020 * config/i386/i386.md (return_indirect_internal): New.
8021 * config/i386/i386.c (ix86_expand_epilogue): Use it.
8023 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
8025 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
8027 (lex_line): Glue @ onto the beginning of identifiers and
8028 string constants, in Objective-C mode.
8029 (output_token, spell_token): Handle CPP_OSTRING.
8030 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
8031 beginning of a NAME or a STRING, in objc mode.
8033 * cpplib.c (get_define_node): Do not permit identifiers that
8034 begin with @ to be #defined.
8035 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
8036 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
8038 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
8039 * c-tree.h (build_objc_string): Delete prototype.
8040 * objc/objc-tree.def: Delete OBJC_STRING_CST.
8041 * c-lex.c (yylex): Use build_string for all three kinds of strings.
8043 * c-parse.in, objc/objc-act.c: Update commentary.
8045 2000-08-03 Mark Mitchell <mark@codesourcery.com>
8047 * extend.texi: Fix typo in last change.
8049 * extend.texi: Add commentary on statement-expressions and their
8050 interactions with C++.
8052 2000-08-03 Nick Clifton <nickc@cygnus.com>
8054 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
8055 * dwarf.h (LANG_JAVA): Change value to 0x000b.
8057 2000-08-03 Anthony Green <green@cygnus.com>
8059 * dwarf2out.c (gen_compile_unit_die): Add java language support.
8060 (add_bound_info): Check for java language.
8061 (is_java): New function.
8062 * dwarfout.c (output_compile_unit_die): Ditto.
8063 * dwarf.h (dwarf_source_language): Add java source language type.
8064 * dwarf2.h (dwarf_source_language): Ditto.
8066 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8068 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
8071 * i386.c (ix86_expand_branch): Mode of comparison in
8072 IF_THEN_ELSE is VOIDmode.
8074 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
8076 * gengenrtl.c, rtl.c: Avoid #elif.
8078 2000-08-03 Michael Poole <poole@troilus.org>
8080 * tm.texi (Register Classes): Clarify order of sub-initializers
8081 in REG_CLASS_CONTENTS.
8083 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8085 From SAITOH Masanobu:
8086 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
8088 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
8090 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
8091 is not supported by tradcpp and isn't actually needed for cygwin.
8093 2000-08-03 Kazu Hirata <kazu@hxi.com>
8095 * h8300.c: Fix a comment typo.
8096 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
8098 * jump.c: Fix formatting.
8100 * toplev.c: Fix formatting.
8102 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
8104 * flow.c (find_auto_inc): Verify that we've got a REG before
8105 peeking at its regno. Fail, don't abort if we can't find
8106 the increment of the desired register.
8108 * pa.md (shadd height reduction patterns/splitters): Remove.
8110 2000-08-02 Jim Wilson <wilson@cygnus.com>
8112 * config/ia64/ia64-protos.h (flag_ssa): Declare.
8113 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
8115 2000-08-02 Mark Mitchell <mark@codesourcery.com>
8117 * dce.c: Remove all uses of assert.
8118 * dwarf2out.c: Likewise.
8119 * dwarfout.c: Likewise.
8122 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8124 * gcc.h (lang_specific_driver): Constify second argument.
8125 * gcc.c (translate_options, process_command, main): Likewise.
8126 Constify variables to match. Cast second argument to
8129 * cppspec.c, gccspec.c: Adjust type of second argument to
8130 lang_specific_driver, and update code as necessary.
8132 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8134 * loop.c (scan_loop): Ensure update_end label does not
8135 go away until reg_scan_update is run.
8137 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8139 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8140 * c-tree.h: ... not here.
8141 * errors.h: Prototype fancy_abort.
8143 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8144 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8145 * regrename.c (regrename_optimize): Make control flow explicit.
8146 (replace_reg_in_block): Initialize reg_use to 0.
8148 * i386.c (legitimate_address_p): Rename error label to
8149 report_error to avoid namespace clash.
8151 2000-08-02 Kazu Hirata <kazu@hxi.com>
8153 * fold-const.c: Fix formatting.
8155 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8157 * i386.c (legitimate_address_p): Accept other bases than
8158 pic_offset_table_rtx for GOTOFF constructs.
8160 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8162 * i386.md (shift to lea splitter): Use const_int_operand.
8164 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8166 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8167 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8170 * cppmain.c (cb_define, cb_undef): Don't generate any output
8171 if not done_initializing.
8172 * cpplex.c (maybe_paste_with_next): When the token after a ##
8173 is an omitted rest argument, only delete the token before it
8174 if that token is a comma. Do not warn about bogus token
8175 pastes for , ## rest_arg.
8178 * cpp.1: Regenerate.
8180 2000-08-02 Fred Fish <fnf@be.com>
8182 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8183 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8186 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8187 Be directories to search path.
8189 Remove support for __declspec(dllimport) and __declspec(dllexport).
8190 This is leftover cruft from the earlier BeOS gcc port when BeOS
8191 used Microsoft's PE object file format.
8192 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8193 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8194 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8195 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8196 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8197 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8198 (REDO_SECTION_INFO_P): Remove.
8199 (ASM_EXPORT_DECL): Remove.
8200 (ASM_DECLARE_FUNCTION_NAME): Remove.
8201 (ASM_DECLARE_OBJECT_NAME): Remove.
8202 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8203 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8204 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8205 (STRIP_NAME_ENCODING): Remove.
8207 Remove support for obsolete version of BeOS that is no longer
8209 * configure.in (i*86-*-beospe*): Remove.
8210 * config/i386/beos-pe.h: Remove.
8212 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8213 Mark Mitchell <mark@codesourcery.com>
8215 * Makefile.in (OBJS): Added dce.o.
8216 (ssa.o): Updated target to include ssa.h.
8218 (toplev.o): Likewise.
8219 (dce.o): Created target.
8220 * basic-block.h: Added comments.
8221 (INVALID_BLOCK): Added definition.
8222 (connect_infinite_loops_to_exit): Added declaration.
8223 Moved SSA declarations to ssa.h.
8224 * flow.c: Added inclusion of ssa.h.
8225 (struct depth_first_search_dsS, depth_first_search_ds):
8227 (compute_immediate_postdominators): Added definition.
8228 (connect_infinite_loops_to_exit): Likewise.
8229 (flow_dfs_compute_reverse_init): Likewise.
8230 (flow_dfs_compute_reverse_add_bb): Likewise.
8231 (flow_dfs_compute_reverse_execute): Likewise.
8232 (flow_dfs_compute_reverse_finish): Likewise.
8233 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8234 (LABEL_P): Added definition.
8237 (BARRIER_P): Likewise.
8238 (JUMP_TABLE_DATA_P): Likewise.
8239 (INSN_DEAD_CODE_P): Likewise.
8240 * ssa.c: Replaced inclusions with ssa.h inclusion.
8241 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8242 (rename_registers): Removed unnecessary variables.
8243 * ssa.h: Created by moving declarations from ssa.c and
8245 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8246 * toplev.c: Added ssa.h inclusion.
8247 (dump_file_index): Added DFI_dce.
8248 (dump_file): Added "dce" entry.
8250 (f_options): Added dce entry.
8251 * invoke.texi: Document -fdce. Emphasize experimental status of
8255 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8257 * cpperror.c (v_message): Split into _cpp_begin_message and
8258 v_message macro. All callers updated.
8259 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8262 * cppfiles.c (cpp_syshdr_flags): New function.
8263 (read_include_file): Don't call cpp_output_tokens. Call
8265 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8266 (cpp_reader_init): Don't initialize token_buffer. Call
8267 _cpp_init_internal_pragmas.
8268 (cpp_cleanup): Don't clear token_buffer.
8269 (cpp_start_read): Don't worry about output from -D processing.
8270 Don't call cpp_output_tokens.
8271 (cpp_finish): Don't dump macros here. Don't call
8273 * cppmacro.c (_cpp_dump_definition): Rename
8274 cpp_dump_definition. Write directly to a FILE *.
8275 (dump_funlike_macro): Delete.
8276 (dump_macro_args): New.
8278 * cpplex.c (TOKEN_LEN): Convert to inline function.
8279 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8280 cpp_scan_line, _cpp_dump_list): Delete.
8281 (cpp_printf, cpp_output_list): New.
8282 (output_line_command): Don't worry about entering or leaving files.
8283 (cpp_scan_buffer): Just output each token as we hit it.
8284 (process_directive): Don't call cpp_output_tokens.
8285 (_cpp_glue_header_name): Don't use token_buffer.
8286 (output_token, dump_param_spelling): Write directly to a FILE *.
8288 * cpplib.c (pass_thru_directive, dump_macro_name,
8289 pragma_dispatch, do_pragma_gcc): Delete.
8290 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8291 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8293 (do_error, do_warning, pragma_dependency): Call
8294 _cpp_begin_message, then cpp_output_list.
8295 (cpp_register_pragma, cpp_register_pragma_space,
8296 _cpp_init_internal_pragmas): New.
8297 (do_pragma): Walk the pragmas table here.
8298 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8299 do_pragma_dependency): Return void.
8300 (do_pragma_implementation): Moved to cppmain.c.
8302 * cpplib.h: Update prototypes.
8303 (struct cpp_reader): Remove printer, token_buffer,
8304 token_buffer_size, and limit. Add struct cb, and pragmas.
8305 (struct cpp_printer): Remove last_id and written.
8306 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8307 CPP_ADJUST_WRITTEN): Delete.
8308 * cpphash.h: Update prototypes.
8309 (ufputs): New wrapper.
8311 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8312 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8313 (main): Set up callbacks. Register #pragma implementation.
8314 Dump macros from here.
8316 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8318 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8319 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8320 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8321 insns if they have a REG_MAYBE_DEAD note attached.
8322 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8323 (rs6000_emit_load_toc_table): TOC loads may go dead.
8325 2000-08-01 Jim Wilson <wilson@cygnus.com>
8327 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8328 type exists before using it. Use number of words as alignment
8330 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8331 ia64_va_arg): Propagate ia64_function_args changes here.
8333 2000-08-01 Richard Henderson <rth@cygnus.com>
8335 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8336 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8338 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8340 From Joern Rennecke:
8341 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8342 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8343 unless TARGET_SH3E is set.
8344 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8346 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8347 (ashlsi3_std): New pattern.
8348 (ashlsi3 expander): Use it for TARGET_SH3.
8349 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8351 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8353 * loop.c (canonicalize_condition): Use destination, not source to
8354 determine SET's mode.
8356 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8358 * flow.c (clear_log_links): Fix typo.
8360 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8362 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8363 on targets which need more than one insn for a compare/cbranch
8366 2000-07-31 Jim Wilson <wilson@cygnus.com>
8368 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8369 when computing offset.
8371 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8373 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8375 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8377 * flow.c (clear_log_links): Nuke global_live_at_start and
8378 global_live_at_end data, since if the log_links stuff is invalid
8379 so is global_live_at_*.
8381 2000-07-31 Richard Henderson <rth@cygnus.com>
8383 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8385 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8387 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8388 (_cpp_get_token): Don't macro expand a just pasted token if it
8389 was pasted at no_expand_level.
8391 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8393 * cppmacro.c (find_param, count_params, save_expansion):
8394 Permit 'defined' as a macro parameter name.
8396 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8398 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8399 xcpp to cpp throughout.
8400 (native): Remove unnecessary dependency on cpp.
8402 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8403 tradcpp to tradcpp0.
8404 (.i spec): Add missing output-file spec to cc1 command line.
8405 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8407 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8409 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8410 (implicit_decl_warning): New function.
8411 (implicitly_declare): Use it.
8412 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8413 to complain about implicit decls of builtins.
8415 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8416 based on pedantic && flag_isoc99, if not already set.
8417 * c-tree.h: Declare mesg_implicit_function_declaration.
8418 Prototype implicit_decl_warning.
8420 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8422 * Makefile.in (ssa.o): Updated header files in dependences.
8423 * basic-block.h: Added compute_immediate_postdominators declaration.
8424 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8426 * flow.c (compute_immediate_dominators): Updated comment.
8427 (compute_immediate_postdominators): Added definition.
8428 * rtl.h (HARD_REGISTER_P): Added definition.
8429 * ssa.c: Include additional header files.
8430 (assert): Added definition.
8431 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8432 include select hard registers.
8433 (ssa_rename_to_insert): Likewise.
8434 (ssa_rename_from_initialize): Likewise.
8435 (ssa_rename_from_lookup): Likewise.
8436 (original_register): Likewise.
8437 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8438 include select hard reigsters.
8439 (ssa_rename_from_traverse): Likewise.
8440 (ssa_rename_from_free): Likewise.
8441 (ssa_rename_from_print): Likewise.
8442 (ssa_rename_from_print_1): Likewise.
8443 (ssa_rename_from_hash_function): Likewise.
8444 (ssa_rename_from_equal): Likewise.
8445 (ssa_rename_from_delete): Likewise.
8446 (simplify_to_immediate_dominators): Removed in favor of
8447 flow.c:compute_immediate_dominators.
8448 (find_evaluations_1): Modified to work with hard registers.
8449 (insert_phi_node): Likewise.
8450 (insert_phi_nodes): Likewise.
8451 (struct rename_set_data): Updated prev_reg comment.
8452 (create_delayed_rename): Modified to work with hard registers.
8453 (RENAME_NO_RTX): Updated comment.
8454 (apply_delayed_renames): Modified to work with hard registers.
8455 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8456 (rename_block): Updated to use revised ssa_rename_to interface.
8457 (rename_registers): Updated to use revised ssa_rename_to and
8458 ssa_rename_from interface.
8459 (convert_to_ssa): Revised to use compute_immediate_dominators and
8460 deal with hard registers.
8461 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8462 registers. Added check for illegal unification of hard register.
8463 (make_equivalent_phi_alternatives_equivalent): Modified to work
8464 with hard registers.
8465 (compute_conservative_reg_partition): Likewise.
8466 (coalesce_if_unconflicting): Modified to work with hard registers
8467 and check for conflicting hard registers.
8468 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8470 (rename_equivalent_regs_in_insn): Modified to work with hard
8472 (record_canonical_element_1): Added definition.
8473 (check_hard_regs_in_partition): Added definition.
8474 (convert_from_ssa): Added data structure deallocation and check
8475 for illegal hard register unification.
8476 (conflict_hard_regs_p): Added definition.
8477 * toplev.c (rest_of_compilation): Added comment.
8479 2000-07-31 Anthony Green <green@redhat.com>
8481 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8483 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8485 * builtins.c (expand_builtin_apply): Don't defer pop during
8488 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8490 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8491 preferred_unit_stack_boundary when it is > 1.
8493 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
8495 * c-common.c (init_function_format_info): Add C99 format functions
8498 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
8499 void' or 'register void' as being the special case of 'void' alone
8500 in a parameter list.
8502 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
8503 discarding qualifiers into a plain warning.
8505 2000-07-31 Kazu Hirata <kazu@hxi.com>
8507 * combine.c: Fix formatting.
8509 * h8300.md: Fix formatting.
8511 * local-alloc.c: Fix formatting.
8513 * h8300.c (get_shift_alg): Remove the variable alg.
8514 (emit_a_shift): Rearrange code to improve readability.
8516 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
8518 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
8519 HImode on all architectures and a combination of HImode and SImode
8520 on H8/300H and H8/S.
8522 * h8300.c (split_adds_subs): Rearrange code for conciseness.
8524 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
8526 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
8529 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
8531 * recog.c (extract_insn): Set operand_mode according to
8532 operand if match_operand is VOIDmode.
8534 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
8536 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
8538 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8540 * c-parse.in (extdefs): Call ggc_collect between external
8543 2000-07-30 Michael Hayes <mhayes@cygnus.com>
8544 Richard Henderson <rth@cygnus.com>
8546 * Makefile.in (OBJS): Add doloop.o.
8547 * doloop.c: New file.
8549 * final.c (insn_current_reference_address): Return 0 before final.
8550 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
8551 * jump.c (any_uncondjump_p): Likewise.
8552 * loop.c (indirect_jump_in_function): Make static.
8553 (strength_reduce): Call doloop_optimize.
8554 (insert_bct, instrument_loop_bct): Remove.
8555 * loop.h (doloop_optimize): Prototype.
8556 * recog.c (split_all_insns): Split all INSN_P.
8557 * toplev.c (flag_branch_on_count_reg): Default on.
8559 * config/c4x/c4x.c (c4x_optimization_options): Don't set
8560 flag_branch_on_count_reg.
8561 * config/i386/i386.c (override_options): Likewise.
8562 * config/rs6000/rs6000.c (optimization_options): Likewise.
8564 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
8566 (dbra_ge): Remove, as well as all it's splitters.
8568 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8571 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8572 (ia64_register_move_cost): Declare.
8573 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8574 (struct ia64_frame_info): Add ar_size.
8575 (ia64_compute_frame_size): Set it.
8576 (save_restore_insns): Save and restore ar.lc.
8577 (ia64_register_move_cost): New, moved from header file. Handle
8578 application registers.
8579 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8580 (emit_insn_group_barriers): Special case doloop_end_internal.
8581 (ia64_epilogue_uses): Mark ar.lc live at end.
8582 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8583 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8584 (FIRST_PSEUDO_REGISTER): Make room.
8585 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8586 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8587 (REG_ALLOC_ORDER): Update.
8588 (HARD_REGNO_MODE_OK): Update.
8589 (REGISTER_NAMES): Update.
8590 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8591 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8592 (REGNO_REG_CLASS): Update.
8593 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8594 (REGISTER_MOVE_COST): Move out of line.
8595 (PREDICATE_CODES): Update.
8596 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8597 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8598 (shladd_elim splitter): Allow constants in the predicate.
8599 (doloop_end, doloop_end_internal): New.
8601 2000-07-30 Richard Henderson <rth@cygnus.com>
8603 * genattrtab.c (struct insn_def): Add lineno member.
8604 (struct insn_ent): Likewise.
8605 (struct attr_desc): Likewise.
8606 (struct delay_desc): Likewise.
8607 (struct function_unit_op): Likewise.
8608 (struct function_unit): Likewise.
8609 (check_attr_value): Use message_with_line.
8610 (check_defs): Likewise.
8611 (expand_units): Likewise.
8612 (check_attr_test): Take a lineno argument.
8613 (gen_attr): Likewise.
8614 (gen_insn): Likewise.
8615 (gen_delay): Likewise.
8616 (gen_unit): Likewise.
8617 (main): Give it to them.
8618 (convert_set_attr_alternative): Take an insn_def argument
8619 instead of num_alt and insn_index.
8620 (convert_set_attr): Likewise.
8621 (write_test_expr): Protect INSN_ADDRESSES load
8622 with INSN_ADDRESSES_SET_P.
8624 2000-07-30 Richard Henderson <rth@cygnus.com>
8626 * flow.c (init_propagate_block_info): Use pc_set.
8628 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8630 * i386.md (*lea_general_[123]) New insns and splits.
8631 (addsi3 to lea splitter): Handle other modes too.
8632 (shlsi3 to lea splitter): Likewise.
8633 (addhi_1_lea, shlhi_1_lea): New patterns.
8634 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8636 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8638 * recog.c (general_operand, nonimmediate_operand): Accept
8639 any mode for VOIDmode CONSTANT_P operands.
8641 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8643 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8644 instead of replace_rtx.
8645 * recog.c (validate_replace_rtx_subexp): New function.
8646 * recog.h (validate_replace_rtx_subexp): Declare.
8648 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8650 * combine.c (simplify_set, make_extraction, make_compound_operation
8651 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8652 as force_to_mode argument.
8654 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8656 * combine.c (if_then_else_cond): Be sure that mode fits in
8659 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8661 * combine.c (record_promoted_value): Allow bitsize of mode
8662 to be equivalent to HOST_BITS_PER_WISE_INT.
8664 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8666 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8667 Do not call gen_mode_alignment when mode is BLKmode.
8669 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8671 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8673 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8675 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8676 VOIDmode implies both operands to be VOIDmode.
8677 (simplify_ternary_operation): Compute properly the mode of comparison.
8678 * combine.c (combine_simplify_rtx): Likewise.
8680 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8682 * basic-block.h (struct loops): New field rc_order.
8683 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8684 (flow_loops_free): Free rc_order.
8685 (flow_depth_first_order_compute): New parameter rc_order.
8686 (flow_loops_find): Allocate rc_order and swap usage with
8689 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8690 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8692 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8693 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8694 (nodb_call, return_from_epilogue): Likewise.
8695 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8696 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8697 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8698 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8699 (c4x_valid_type_attribute_p): Likewise.
8700 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8701 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8703 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8705 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8706 and loadhi_big_constant if applicable.
8707 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8708 and add new splitter.s
8710 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8712 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8714 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8716 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8718 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8720 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8722 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8724 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8726 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8728 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8729 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8730 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8731 (get_prev_bb_note): Likewise.
8732 (remove_scope_notes): Likewise.
8733 * flow.c (commit_one_edge_insertion): Likewise.
8734 (merge_blocks_nomove): Likewise.
8735 (verify_flow_info): Likewise.
8736 * gcse.c (insert_insn_end_bb): Likewise.
8737 * reg-stack.c (emit_swap_insn): Likewise.
8738 * ssa.c (first_insn_after_basic_block_note): New function.
8739 (insert_phi_node): Use it.
8740 (rename_block): Likewise.
8741 (eliminate_phi): Likewise.
8742 (make_regs_equivalent_over_bad_edges): Likewise.
8743 (make_equivalent_phi_alternatives_equivalent): Likewise.
8744 (for_each_successor_phi): Likewise.
8745 (convert_from_ssa): Modify phi-node deletion algorithm.
8747 2000-07-29 Andreas Jaeger <aj@suse.de>
8749 * configure.in (mips*-*-linux*): Use mips*el to check for little
8750 endian MIPS, add tmake_file.
8752 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8753 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8754 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8756 2000-07-28 Richard Henderson <rth@cygnus.com>
8758 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8759 Sign extend mode size before negating.
8761 2000-07-28 Richard Henderson <rth@cygnus.com>
8763 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8765 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8767 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8768 (cse_insn): Likewise.
8769 (addr_affects_sp_p): Likewise.
8770 * expr.c (move_by_pieces): Likewise.
8771 (clear_by_pieces): Likewise.
8772 * gcse.c (oprs_unchanged_p): Likewise.
8773 * haifa-sched.c (sched_analyze_2): Likewise.
8774 * recog.c (offsettable_address_p): Likewise.
8775 * regclass.c (record_address_regs): Likewise.
8776 * reload.c (find_reusable_reload): Likewise.
8777 (push_reload): Likewise.
8778 (operands_match_p): Likewise.
8779 (decompose): Likewise.
8780 (find_reloads_address_1): Likewise.
8781 (find_inc_amount): Likewise.
8782 * reload1.c (elimination_effects): Likewise.
8783 * resource.c (mark_set_resources): Likewise.
8784 * flow.c (attempt_auto_inc): New function; mostly broken out
8786 (find_auto_inc): Split into two functions and enhanced to
8787 generate POST_MODIFY.
8788 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8789 * rtl.h (count_all_occurrences): Declare.
8790 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8792 * rtlanal.c (count_all_occurrences): New function.
8793 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8794 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8796 * config/ia64/ia64-protos.h (destination_operand): Declare.
8797 * config/ia64/ia64.c (destination_operand): New function.
8798 (ia64_print_operand): Handle POST_MODIFY.
8799 (rtx_needs_barrier): Likewise.
8800 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8801 (HAVE_POST_MODIFY_REG): Define to 1.
8802 (MAX_REGS_PER_ADDRESS): Change to 2.
8803 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8804 (LEGITIMATE_ADDRESS_REG): New helper macro.
8805 (LEGITIMATE_ADDRESS_DISP): Likewise.
8806 (PREDICATE_CODES): Add entry for destination_operand.
8807 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8808 predicate for operand 0.
8810 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8812 * dwarf2out.c: Indent #error directive.
8814 * gbl-ctors.h: Fix typo in comment.
8815 (__do_global_ctors): Prototype.
8817 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8819 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8820 (print_operand): Initialize variable `t'.
8822 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8824 * config/arm/arm.md ("call_value"): removed constraints.
8825 Constraints are ignored in expanders.
8826 (*call_value_reg): split =rf into various constraints.
8827 (*call_value_mem): same
8828 (*call_value_symbol): same
8829 (*sibcall_value_insn): same
8831 2000-07-28 Philipp Thomas <pthomas@suse.de>
8833 * install.texi (--enable-nls): Change the description of the NLS
8834 related configure options to match the current state.
8835 (--with-included-gettext): Likewise.
8836 (--enable-maintainer-mode): New description added.
8837 * extend.texi (-fstrict-prototype): Add missing '.'.
8839 2000-07-27 Jim Wilson <wilson@cygnus.com>
8841 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8842 DECL_INITIAL (decl) == NULL_TREE.
8844 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8846 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8847 on insn-attr.h with it.
8848 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8849 * insn-addr.h: New header.
8850 (insn_addresses_): Renamed from insn_addresses.
8851 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8852 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8853 INSN_ADDRESSES_NEW): New macros.
8854 * genattrtab.c (write_test_expr): Use new macros.
8855 * final.c (insn_addresses, init_insn_lengths): Likewise.
8856 (align_fuzz, shorten_branches): Likewise.
8857 (final): Likewise. Do not reject new insns if their addresses
8858 have been added to INSN_ADDRESSES.
8859 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8860 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8861 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8862 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8863 * config/sh/sh.c: Likewise.
8864 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8866 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8868 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8870 * gcc.c (struct prefix_list): Add member priority.
8871 (enum path_prefix_priority): Declare.
8872 (add_prefix): Replace ``first'' with ``priority''. Append new
8873 entry but keep list in priority order.
8874 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8875 PREFIX_PRIORITY_LAST to add_prefix.
8876 (process_command): Move include kludge - foo/stageN - to before
8879 2000-07-27 Jason Merrill <jason@redhat.com>
8881 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8882 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8884 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8886 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8887 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8889 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8891 * c-decl.c (finish_function): Don't treat 'main' specially unless
8892 flag_hosted. In C99 mode, return 0 from 'main' unless
8893 DEFAULT_MAIN_RETURN is otherwise defined.
8895 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8896 parameters defaulting to int in an old-style function definition.
8898 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8900 * c-parse.in (string): For -Wtraditional, warn about string
8901 concatenation only once per line.
8903 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8905 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8906 for HI-UX/WE2 systems.
8908 2000-07-24 Bruce Korb <bkorb@gnu.org>
8910 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8911 defining the __xxx_TYPE__ macros.
8912 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8913 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8914 * fixincl/inclhack.def(type_map): now obsolete
8916 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8918 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8920 2000-07-26 Dave Pitts <dpitts@cozx.com>
8922 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8924 (mvs_hash_alias): New function.
8925 (mvs_add_alias): Change argument spacing.
8926 (mvs_need_alias): Change aliasing criteria. Added documentation.
8927 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8928 CSECT name collisions.
8929 (mvs_check_alias): Likewise.
8930 (handle_pragma): Change documentation.
8931 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8932 mode from SImode to DImode.
8933 (iorhi3): Changed LTORG size for insn.
8935 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8937 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8938 mem if the address is a mode_dependent_address_p.
8940 2000-07-26 Kazu Hirata <kazu@hxi.com>
8942 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8943 suitable for 8-bit absolute.
8944 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8945 (OK_FOR_U): Add a case for the 8-bit constant address on the
8948 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8950 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8951 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8952 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8953 lack of implemented alignment.
8955 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8957 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8958 cross-compiling between 64-bit and 32-bit machines.
8960 2000-07-27 Richard Henderson <rth@cygnus.com>
8962 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8963 (movhicc_astep, movhi_internal_astep): New.
8964 (movsicc_astep, movsi_internal_astep): New.
8965 (movdicc_astep, movdi_internal_astep): New.
8966 (movsfcc_astep, movsf_internal_astep): New.
8967 (movdfcc_astep, movdf_internal_astep): New.
8968 (movxfcc_astep, movxf_internal_astep): New.
8969 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8970 Unify the cmov[ds]i splitters.
8972 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8974 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8976 2000-07-26 Nick Clifton <nickc@cygnus.com>
8978 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8979 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8981 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8982 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8984 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8986 * c-decl.c (finish_enum): Convert enumerations that fit in an
8988 (build_enumerator): In pedantic mode, cast to `int' those that
8991 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8993 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8995 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8997 * sh.md (cmpgtdi_t): Must be split.
8998 (cmpgtdi_t+1): New splitter.
9000 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
9002 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
9003 warnings for indented directives even if we are skipping.
9005 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
9007 * invoke.texi (strict-prototypes): Remove.
9008 * extend.texi (Deprecated Features): Add strict-prototypes.
9009 (Backwards Compatibility): New node.
9011 2000-07-25 Jakub Jelinek <jakub@redhat.com>
9013 * config/i386/i386.md (andsi_1+1): Allow HImode.
9014 (andsi_1+2): Require q_regs_operand.
9016 2000-07-25 Jakub Jelinek <jakub@redhat.com>
9018 * config/i386/i386.md (call_pop): Check operands[0],
9019 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
9021 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
9022 (call_value): Likewise.
9024 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
9026 * toplev.c (pipe_closed): Delete.
9027 (crash_signal): New. Generate ICE for a fatal signal.
9028 (float_signal): Call crash_signal outside a float-handler
9030 (main): Install crash_signal as handler for core-dumping signals.
9032 2000-07-25 David Edelsohn <edelsohn@gnu.org>
9034 * rs6000.c (print_operand, case 'T'): New case.
9036 * rs6000.md (call_indirect_aix32): Convert to expander of
9037 scheduled instructions.
9038 (call_indirect_aix64): Likewise.
9039 (call_value_indirect_aix{32,64}): Likewise.
9040 (call, call_value): Invoke expanders for AIX. Fall through to
9042 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
9043 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
9044 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
9045 only "g" constraint.
9046 (call_nonlocal_aix64): Likewise.
9047 (call_value_nonlocal_aix{32,64}): Likewise.
9048 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
9050 (call_value_nonlocal_sysv): New pattern.
9051 (indirect_jump{si,di}): Use new 'T' modifier.
9052 (tablejump{si,di} matchers): Likewise.
9053 (return_internal_{si,di}): Likewise.
9054 (return_eh_{si,di}): Likewise.
9056 2000-07-24 Richard Henderson <rth@cygnus.com>
9058 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
9059 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
9060 * config/ia64/ia64.md (movdi_internal): Use it.
9062 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
9064 * cppexp.c: Warn about unary + if -Wtraditional.
9065 * cpplex.c (lex_line): Always set BOL on the first token of a line.
9067 2000-07-24 Michael Meissner <meissner@redhat.com>
9069 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
9072 2000-07-24 Nick Clifton <nickc@cygnus.com>
9074 * config/arm/arm.c (emit_multi_reg_push): Generate a
9075 REG_FRAME_RELEATED_NOTE that is compatable with the code in
9076 dwarf2out_debug_frame_expr.
9078 2000-07-24 Jason Merrill <jason@redhat.com>
9080 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
9081 UNALIGNED_INT_ASM_OP.
9082 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
9083 a location expression.
9084 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
9085 assume indirect access if we're saving the CFA address exactly.
9087 * Makefile.in (bootstrap): Move -BstageN/ to the end.
9089 2000-07-24 Jakub Jelinek <jakub@redhat.com>
9091 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
9094 2000-07-24 Michael Meissner <meissner@redhat.com>
9096 * invoke.texi (D30V Options): Add d30v options.
9098 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
9100 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
9101 needed by our gcse pass anymore.
9102 (free_pre_mem): Corresponding changes.
9103 (compute_pre_data): Do not call compute_transpout anymore.
9105 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
9106 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
9109 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
9110 (compute_pre_data): Do it here instead.
9112 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
9114 (pre_delete): Corresponding changes.
9116 2000-07-23 Mark Mitchell <mark@codesourcery.com>
9118 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9119 to figure out whether or not a variable has already been emitted.
9121 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9123 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9124 instead of gen_call.
9126 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9128 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9130 2000-07-23 Kazu Hirata <kazu@hxi.com>
9132 * h8300.c: Fix formatting.
9134 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9136 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9137 for `long' switch expression into a plain warning.
9139 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9140 (yylex): Don't pedwarn for "inline" in C99 mode.
9142 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9144 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9145 ggc_alloc): Likewise.
9146 * bb-reorder.c (dump_scope_forest_1): Likewise.
9148 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9150 * reload.c (find_reloads_toplev): Add new parameter
9152 (find_reloads): Add new parameter to find_reloads_toplev calls.
9154 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9156 * collect2.c (main): Typo fixed.
9157 * diagnostic.c: Typo fixed.
9158 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9159 * eh-common.h: Typo fixed.
9160 * emit-rtl.c (start_sequence): Typo fixed.
9161 * flow.c (find_label_refs): Typo fixed.
9162 (calculate_global_regs_live): Typo fixed.
9163 (mark_regno_cond_dead): Typo fixed.
9164 (create_edge_list): Typos fixed.
9165 (verify_edge_list): Typo fixed.
9166 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9167 * loop.c (strength_reduce): Typo in function name fixed.
9168 * rtl.h: Added comments. Typo in function name fixed.
9169 * rtlanal.c: Typo in function name fixed.
9170 (insn_dependant_p): Rename to ...
9171 (insn_dependent_p): ... this.
9172 (computed_jumo_p): Typo fixed.
9174 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9176 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9178 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9180 * rs6000.h (SIZE_TYPE): Define.
9182 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9184 * ssa.c (rename_insn_1): Don't rename registers that are
9187 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9189 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9191 (fatal_function, set_fatal_function): Removed.
9192 (fatal): Don't prepare for or call the fatal_function.
9193 (diagnostic_lock, error_recursion): New.
9194 (diagnostic_for_decl, report_diagnostic): Guard against
9195 re-entering the error reporting routines.
9196 (fancy_abort): Assume function is not NULL.
9198 * errors.c (fancy_abort): New. Assume function is not NULL.
9199 * tradcpp.c (fancy_abort): Assume function is not NULL.
9201 * system.h: Provide default definition of __FUNCTION__.
9202 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9203 Always use __FUNCTION__ in definition of abort.
9205 * varray.h: Likewise.
9206 * toplev.h: Likewise. Don't prototype set_fatal_function.
9208 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9210 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9212 * glimits.h: Don't do #if defined for ARCH_PPC.
9214 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9215 constants of size no larger than a pointer should go in the TOC.
9216 Add 'MODE' parameter.
9217 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9218 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9219 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9220 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9221 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9222 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9223 (rs6000_legitimize_address): Likewise.
9224 (rs6000_emit_move): Likewise.
9225 (rs6000_select_rtx_section): Likewise.
9226 (output_toc): Deal properly with outputting small constants like
9227 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9228 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9229 MODE parameter. Put small constants in the TOC.
9231 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9233 (rs6000_emit_move): When reload calls us with an illegitimate
9234 address, exit early. Move the change_address calls to one place
9235 at the end of the routine. Merge the SImode and DImode expanders.
9236 When called by reload to put an integer into a FP register, force
9239 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9241 (rs6000_hash_constant): Hash mode too.
9242 (toc_hash_function): Allow for key_mode.
9243 (toc_hash_eq): Structures are different if key_mode differs.
9244 (output_toc): Add 'mode' parameter. Save key_mode.
9245 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9246 Pass 'mode' parameter.
9247 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9249 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9250 for vtable references.
9252 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9253 choice, don't put integer values in FP regs.
9255 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9257 * flow.c (verify_flow_info): Revamp code to verify that the
9258 head and end of each basic block are in the insn chain.
9260 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9262 * gcse.c (record_one_set): Prepend instead of append onto
9263 reg_set_table, making it O(n) instead O(n^2).
9264 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9265 Use a queue instead of a stack as worklist.
9267 2000-07-20 Kazu Hirata <kazu@hxi.com>
9269 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9270 * h8300.h (OK_FOR_T): New.
9271 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9272 * h8300.md: Use inc/dec.[wl] for increment/decrement
9273 by 1 and 2 in HI and SI modes.
9275 2000-07-20 Jim Wilson <wilson@cygnus.com>
9277 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9278 larger than 14 bits.
9280 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9282 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9283 (count_params): Don't set GNU_REST_ARGS on anything.
9284 (save_expansion): Set PASTE_LEFT only on tokens for which
9285 CAN_PASTE_AFTER is true, or which are named operators.
9287 * cpplex.c (parse_args): Distinguish between a rest argument
9288 given one empty argument, and a rest argument given zero arguments.
9289 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9290 deletion of previous token based on that.
9291 (get_raw_token): Flatten some control structure.
9293 * cpplib.h (CPP_LAST_EQ): Correct.
9294 (VOID_REST): New token flag.
9295 (GNU_REST_ARGS): Delete.
9297 * tradcpp.c (main): Don't munge -D options.
9298 (make_definition): Bring -D handling in line with cpplib.
9299 (do_define): Strip all leading whitespace from macro definitions.
9301 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9303 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9305 2000-07-20 Bruce Korb <bkorb@gnu.org>
9307 * fixincl/check.tpl: strip the platform specific types before testing
9308 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9309 * fixincl/fixincl.tpl: use platform specific types
9310 * fixincl/fixlib.h: include the platform specific types
9311 * fixincl/inclhack.def(gnu_types): don't supply the types
9312 * fixincl/fixincl.x: regen
9314 2000-07-19 Jim Wilson <wilson@cygnus.com>
9316 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9319 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9321 * tradcpp.c (rescan): Do not recognize directives when the #
9324 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9326 Implement C++ named operators.
9328 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9329 of operators allowed in #if and having an _EQ variant. Add
9330 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9331 (cpp_token flags): Add NAMED_OP.
9332 (enum node_type): Add T_OPERATOR.
9333 (struct cpp_hashnode): Add code slot to value union.
9334 * cpphash.h (spec_nodes): Remove n_defined.
9336 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9337 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9338 (is_macro_disabled): Tweak error messages.
9340 * cpplib.c (get_define_node): Disallow all named operators as
9341 macro names. Tweak error messages.
9342 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9344 * cppinit.c (builtin_array): Add entries for the named operators.
9345 * cppexp.c (lex): Check for CPP_DEFINED token.
9346 (priority table): Add entries for CPP_MIN and CPP_MAX.
9347 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9349 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9351 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9352 larger than the array of cuids.
9353 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9356 2000-07-19 Bruce Korb <bkorb@gnu.org>
9358 * fixinc/fixincl.c: Convert to using a table of environment variables
9359 and activate the auto-edit marker on the fixed output files.
9360 * fixinc/fixlib.h: Define the environment table
9361 * fixinc/fixincl.sh: export the ${INPUT} dir
9362 * fixinc/check.tpl: likewise
9364 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9366 * gcc.c (.h spec): Fix typo.
9368 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9370 * Makefile.in: Fix tradcif.c path.
9372 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9374 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9377 * cpphash.h (TOKEN_NAME): New macro.
9378 (_cpp_spell_operator): Deleted.
9379 (token_spellings): Now _cpp_token_spellings.
9381 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9382 * cpplex.c: Use OP and TK macros when expanding the
9383 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9384 store the stringification of the enumeration name (CPP_CHAR,
9385 etc.) in the name slot of token_spellings.
9386 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9387 token_spellings directly.
9388 * cpplib.c: Use TOKEN_SPELL.
9390 * cpplex.c (_cpp_push_token): If the token being pushed back
9391 is the previous token in this context, just subtract one from
9393 * cppmacro.c (save_expansion): Clear aux field when storing a
9396 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9398 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9399 buffer, provided it is not NULL.
9401 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9403 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9404 case of invalid volatile re-declaration.
9406 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9408 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9409 (expand_call): Adjust caller.
9411 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9413 * diagnostic.h (report_diagnostic): Change prototype.
9415 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9416 diagnostic_for_decl): Change prototype.
9417 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9418 error, warning, error_with_file_and_line,
9419 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9420 Adjust call to report_diagnostic, diagnostic_for_decl.
9421 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9422 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9424 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9425 varaible argument list.
9427 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9429 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9430 moved to cppmacro.c.
9431 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9432 dump_hash_helper): Delete.
9433 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9434 cpp_forall_identifiers): New. Implement specialized version of
9435 Vlad's expandable hash table.
9436 (cpp_lookup): Use new functions.
9437 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9439 * cppmacro.c: New file.
9440 * cppinit.c (dump_macros_helper): New.
9441 (cpp_finish): Iterate over the identifier table directly.
9442 * cpplex.c (parse_name): Calculate the hash of the identifier
9443 while we scan it. Use _cpp_lookup_with_hash when we can.
9445 * cpphash.h: Update prototypes.
9446 (xcnewvec, HASHSTEP): New helper macros.
9447 * cpplib.h: Update prototypes.
9448 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9449 (cppmacro.o): New rule.
9450 (cpphash.o): Update deps.
9452 * cppmain.c: Do not set pfile->printer if no_output is on.
9454 2000-07-15 Neil Booth <neilb@earthling.net>
9456 * cpplib.c: Change all directive-handler functions to return
9458 * cpphash.h: Update typedefs.
9460 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9462 * configure: Regenerate.
9464 * extend.texi (Extended Asm): Mention that a memory clobber
9465 does not count as a side-effect.
9467 * unroll.c (copy_loop_body): Fix one instance of using host
9468 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9471 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9473 2000-07-17 Richard Henderson <rth@cygnus.com>
9475 * config/ia64/ia64.md (movdi): Split out load address code.
9476 New post-reload splitter for symbolic operands.
9477 (movdi_internal): Abort if we didn't split symbolic operands
9478 when we should have.
9479 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9480 (ia64_reorg): Split insns when not optimizing.
9481 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9483 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9485 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9486 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9488 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9490 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9492 2000-07-17 Jason Merrill <jason@redhat.com>
9494 * Makefile.in (clean): Remove libgcc directory.
9496 * configure.in (-Wno-long-long check): Use higher-level macros.
9498 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9500 * simplify-rtx.c (simplify_binary_operation): Recognize
9501 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
9502 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
9503 a CONST_INT, it will always be zero.
9505 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9507 * loop.c (check_dbra_loop) : Return if more than one condition is
9508 present to control the loop.
9510 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
9512 * mips.c (mips_expand_prologue): Don't calculate the last argument
9513 register unless we need it. When we are calculating this, make
9514 sure FUNCTION_ARG is giving us a REG.
9516 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9518 * flow.c (libcall_dead_p): Use single_set to verify the insn
9519 has only one set and get for analysis.
9520 (propagate_one_insn): Don't pass the PATTERN of the insn.
9522 2000-07-17 Mark Klein <mklein@dis.com>
9524 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
9526 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9528 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
9529 * configure.in (TARGET_GETGROUPS_T): Evaluate.
9530 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
9531 of second argument of getgroups.
9532 * configure, config.in: Rebuilt.
9534 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9536 * simplify-rtx.c (simplify_relational_operation): Two signed
9537 values with equal high words are less/greater than each other if
9538 their low words are less/greater when considered as unsigned.
9540 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
9542 * configure.in (vax-*-openbsd): Change to new style configuration,
9543 add collect2/float_format information.
9544 * configure: Rebuilt.
9545 * config/vax/openbsd1.h: New.
9546 * config/vax/openbsd.h: New.
9547 * config/vax/t-openbsd: New.
9549 2000-07-17 Chip Salzenberg <chip@valinux.com>
9551 * c-common.c (shorten_compare): Quiet warnings about unsigned
9552 comparisons with zero when they occur in a system header.
9554 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9556 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
9557 update to describe current practice.
9559 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
9561 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
9562 references to C9X. Change references to -fstd and -flang-isoc9x
9565 * c-common.c (scan_char_table): Allow "z" length modifiers on
9567 (check_format_info): Use TYPE_DOMAIN on the type matched against
9568 for "z" formats, to retrieve the language size_t rather than the
9571 * c-common.c (check_format_info): Do not make a pedantic objection
9572 to the 'L' length modifier if used with a floating point type
9575 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9576 constants in C99 mode.
9578 2000-07-17 Kazu Hirata <kazu@hxi.com>
9580 * h8300.md: Fix the format of mac.
9581 (movsi_h8300hs): Output a tab after stmac instead of a space.
9583 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9584 profitable adds/subs sequences.
9586 * fold-const.c: Fix comment typos.
9588 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9590 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9592 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9594 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9596 2000-07-16 Neil Booth <NeilB@earthling.net>
9598 * cpplex.c: Update comments.
9599 * README.Portability: Small update.
9601 2000-07-16 Neil Booth <NeilB@earthling.net>
9603 * README.Portability: Small update.
9605 2000-07-15 Richard Henderson <rth@cygnus.com>
9607 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9608 * config/ia64/ia64.c (ia64_move_ok): New function.
9609 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9610 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9612 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9614 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9615 immediately following a paste operator.
9616 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9617 (cpp_reader_init): Call it, if HOST_EBCDIC.
9618 (cpp_handle_options): Do not sort option list here.
9619 (handle_option): Rename to cpp_handle_option and export.
9620 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9621 _cpp_get_token directly.
9622 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9623 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9624 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9627 2000-07-15 Richard Henderson <rth@cygnus.com>
9629 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9630 cast around an expression. Tidy other unsigned tests.
9632 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9634 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9635 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9636 (v_message_with_decl): Rename to ...
9637 (format_with_decl): ... this. Tweak
9638 (diagnostic_for_decl): New function.
9639 (fatal_io_error): Use verbatim in lieu of notice.
9640 (announce_function): Use verbatim.
9641 (default_print_error_function): Likewise.
9642 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9645 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9647 * mips.c (function_arg_pass_by_reference): Don't do automatic
9648 aggregate initialization.
9649 (machine_dependent_reorg): Initialize variable `mode'.
9651 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9652 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9653 conflicts with sys/param.h macro of the same name.
9654 (reload_outdi): Likewise.
9656 2000-07-15 Michael Meissner <meissner@redhat.com>
9658 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9659 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9660 create a new node instead.
9662 2000-07-15 Neil Booth <NeilB@earthling.net>
9664 * README.Portability: Correct example about calling a function
9665 through a pointer to function. Format wide paragraphs.
9667 2000-07-15 Michael Meissner <meissner@redhat.com>
9669 * README.Portability: Update integer suffixes and function
9672 2000-07-15 Neil Booth <NeilB@earthling.net>
9674 * README.Portability: Small update.
9676 2000-07-15 Neil Booth <NeilB@earthling.net>
9678 * README.Portability: New file.
9680 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9682 * INSTALL: Give special instructions for building GCC on Irix 6.
9683 * config/mips/x-iris6 (CC): Don't set it.
9686 2000-07-14 Jason Merrill <jason@redhat.com>
9688 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9689 register in the stack and later in another register, use the new
9692 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9694 * config/mips/mips.md: (absdi2): Handle sign_extend for
9697 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9699 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9701 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9703 * .cvsignore: Correct typo.
9705 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9707 * .cvsignore: Add generated YACC files.
9708 * objc/.cvsignore: New file.
9710 2000-07-14 Neil Booth <NeilB@earthling.net>
9712 * cpplex.c (adjust_column): New funcion.
9713 (skip_whitespace): Use it.
9714 (skip_block_comment): Use it, and warn about /*/* with
9717 2000-07-14 Neil Booth <NeilB@earthling.net>
9719 * cpphash.c (struct macro_info): Add new members.
9720 (_cpp_free_definition): Delete the macro directly.
9721 (count_params): Return void, with first token of
9722 expansion in struct macro_info on success.
9723 (parse_define): Return int. Hoist syntax checking from
9724 save_macro_expansion. Leave call to save_expansion to
9725 _cpp_create_definition.
9726 (alloc_macro): Needs just 2 arguments.
9727 (free_macro): Delete.
9728 (save_expansion): Don't perform syntax check.
9729 (_cpp_create_definition): Call save_expansion.
9731 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9733 * genrecog.c (write_header): Split long string.
9735 * cpphash.c (macro_info): Don't use the `signed' keyword.
9737 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9739 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9741 * calls.c (stored_args_map): New variable.
9742 (check_sibcall_argument_overlap_1): New.
9743 (check_sibcall_argument_overlap): New.
9744 (expand_call): Initialize stored_args_map.
9745 Call check_sibcall_argument_overlap.
9747 2000-07-13 Bruce Korb <bkorb@gnu.org>
9749 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9750 (emit_gnu_type): utility procedure for gnu_type_fix
9751 (gnu_type_fix): implement various pre-processor guards around
9752 standard types so these types can be defined over and over
9753 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9754 types alluded to above will have GNU-compliant base types
9755 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9756 * fixinc/inclhack.def: add test_text entries and utilize the new
9757 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9758 * fixinc/fixincl.x: regenerate
9760 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9762 * diagnostic.c (vline_wrapper_message_with_location,
9763 v_message_with_file_and_line, v_error_with_file_and_file,
9764 v_error_for_asm, v_warning_for_asm, vfatal,
9765 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9766 vsorry, verror, vwarning, vpedwarn): Remove.
9767 (diagnostic_for_asm): New function.
9768 (pedwarn, error, warning, pedwarn_with_file_and_line,
9769 error_with_file_and_line, warning_with_file_and_line, sorry,
9770 error_for_asm, warning_for_asm, fatal): Reimplement.
9771 (finish_diagnostic): Clear diagnostic info as well.
9773 2000-07-13 Neil Booth <NeilB@earthling.net>
9775 * c-common.h (flag_digraphs): New.
9776 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9777 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9780 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9782 * gcc.c (do_spec_1): Add new %B operator.
9783 (set_input): Prepare for %B.
9785 (link_command_spec): Move up with the other tm.h-
9786 overrideable specs. Factor out the portion conditional on
9787 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9788 (struct compiler): Just have a single spec string. All users
9790 (default_compilers): Remove unnecessary braces.
9791 (static_specs): Update.
9793 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9795 (C and assembly specs): Use the new named specs, as appropriate.
9797 * objc/lang-specs.h: Use the new named specs.
9798 Remove unnecessary braces.
9800 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9802 * gcc.c (execute): If a subprocess gets a fatal signal, report
9803 strsignal() of the signal number, and ask for a bug report.
9804 Do not do this for SIGPIPE if there's already been an error.
9806 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9809 * tradcif.c: Remove.
9811 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9813 * final.c (profile_function): Do not emit profile counters in
9814 the data section, if NO_PROFILE_COUNTERS is defined.
9815 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9818 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9819 (FUNCTION_PROFILER): Just emit a call to mcount.
9821 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9823 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9825 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9826 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9827 traditional, lang_chill, or lang_fortran.
9829 * cppfiles.c: #undef strcmp to suppress warning about macros
9830 used without arguments.
9831 (_cpp_execute_include): Use f, not fname, in "No include path"
9833 (_cpp_pop_file_buffer): New function.
9834 * cpplib.c: Don't include <sys/mman.h>.
9835 (cpp_push_buffer): Set line_base and lineno in new buffer.
9836 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9838 * cpplex.c: Move all prototypes and structure declarations to the
9839 top of the file. Properly parenthesise some macro arguments.
9840 (cpp_scan_line): New function.
9841 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9842 don't need to walk up the stack counting.
9844 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9846 * c-common.c (combine_strings): Emit a pedantic warning when a
9847 string length is greater than the minimum ANSI C is required
9850 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9852 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9853 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9855 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9857 * c-decl.c (define_label): Warn about identifier conflicts with
9858 labels in traditional C.
9860 * c-parse.in (unop +): Warn about the unary plus operator for
9863 * c-typeck.c (store_init_value): Warn about automatic aggregate
9864 initialization for traditional C.
9866 * invoke.texi (-Wtraditional): Document new warnings.
9868 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9870 * Makefile.in (c-errors.o): Fix thinko in dependency.
9872 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9874 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9875 -traditional, -ftraditional, or -traditional-cpp was given.
9876 Do not pass -traditional to the preprocessor.
9877 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9878 preprocessor does it automatically.
9879 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9881 * ch/lang-specs.h: Always use tradcpp. Do not pass
9882 -traditional, -trigraphs, or -pedantic to the preprocessor.
9883 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9886 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9888 * cppexp.c (LOGICAL): Delete macro.
9889 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9892 * cpphash.c (HASHSIZE): Increase to 4096.
9893 (struct hashdummy): Add hash field.
9894 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9895 the string values using memcmp.
9896 (cpp_lookup): Set dummy.hash.
9898 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9900 * configure.in (m88k-openbsd): Express configuration using new fragment
9902 * configure: Rebuilt.
9903 * m88k/aout-dbx.h: New.
9904 * m88k/openbsd.h: New.
9905 * m88k/xm-openbsd.h: New.
9907 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9909 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9911 2000-07-12 Richard Henderson <rth@cygnus.com>
9913 * reload.c (push_secondary_reload): Make sure to add the new
9914 reload at the end, after acquiring secondary memory.
9916 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9918 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9920 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9921 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9923 * c-parse.in (stmt): Delete unused variables.
9925 * convert.c (convert_to_vector): Likewise.
9927 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9929 * tree.c (finish_vector_type): Prototype.
9931 2000-07-12 Bruce Korb <bkorb@gnu.org>
9933 * fixinc/fixfixes.c: use xmalloc
9934 * fixinc/fixincl.c(initialize): set program name for xmalloc
9935 * fixinc/fixlib.c(must_malloc): obsolete
9936 (is_cxx_header): no longer used - disabled
9937 (skip_quote): inserted and disabled for future use
9938 * fixinc/fixlib.h: reflects above
9939 * fixinc/fixtests.c: removed dinkleberries
9941 2000-07-12 Neil Booth <NeilB@earthling.net>
9943 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9944 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9946 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9947 struct toklist_dummy): New.
9948 (cpp_free_definition): Free macros with free_macro.
9949 (count_params): Don't save paramter spellings. Save macro
9950 information in a struct macro_info.
9951 (parse_define): Don't allocate a token list.
9952 (save_expansion): Allocate the macro's token list, and
9953 save parameter spellings if necessary. Use TOKEN_SPELL.
9954 (cpp_create_definition): Make list const.
9956 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9958 * c-typeck.c (pedwarn_c99): Move to
9959 * c-errors.c: ... Here.
9960 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9961 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9962 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9963 (c-errors.o): List dependency.
9965 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9967 * c-parse.c: Remove.
9968 * c-parse.h: Likewise.
9969 * c-parse.y: Likewise.
9970 * objc/objc-parse.c: Likewise.
9971 * objc/objc-pasre.y: Likewise.
9973 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9975 * gcc.texi: Fix minor typos
9976 * extend.texi: Fix minor typos
9978 2000-07-11 Marc Espie <espie@openbsd.org>
9980 * collect2.c (main): Recognize .lo as object files.
9982 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9984 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9987 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9988 with MAP_ANONYMOUS and MAP_ANON.
9989 * configure, config.in: Rebuilt.
9991 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9993 * diagnostic.c (save_output_state): Remove.
9994 (restore_output_state): Likewise.
9995 (clear_text_info): New function.
9996 (clear_diagnostic_info): Likewise.
9997 (output_text_length, is_starting_newline, output_prefix,
9998 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9999 prefixing_policy, output_buffer_ptr_to_format_args): New macros
10000 (set_real_maximum_length, output_set_maximum_length,
10001 output_set_prefix, output_get_prefix, output_set_maximum_length,
10002 output_destroy_prefix, init_output_buffer,
10003 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
10004 output_add_newline, output_add_character, output_add_space,
10005 output_append_r, output_append, wrap_text, output_format,
10006 output_do_printf, output_printf, output_do_verbatim,
10007 output_verbatim, verbatim): Use them.
10008 (output_clear): Split into cleat_text_info and
10009 clear_diagnostic_info.
10010 (struct output_state): Move to...
10012 * diagnostic.h: ...Here
10013 (struct output_buffer): Adjust.
10015 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
10017 * cpplex.c (parse_name): No longer inline (premature optimization).
10018 (do_pop_context): Fold into pop_context.
10019 (pop_context): Returns int.
10020 (lex_next): Hoist test for end of directive into pop_context.
10021 (push_macro_context): Returns int; takes just reader and token.
10022 Hoist test for excessive nesting to caller.
10023 (push_arg_context): Returns void; takes just reader and token.
10024 Do not call stringify_arg or get_raw_token.
10025 (get_raw_token): Convert tail recursion through push_arg_context
10026 to a loop at this level. Call stringify_arg here if appropriate.
10027 (maybe_paste_with_next): Convert tail recursion to a while loop.
10028 Hoist test of paste_level to caller.
10030 (stringify_arg): Push arg context at beginning.
10031 (cpp_get_token): Split out core into _cpp_get_token. Call
10032 process_directive here. Throw away CPP_PLACEMARKER tokens.
10033 (_cpp_get_token): Convert tail recursion through
10034 push_macro_context to a loop at this level.
10035 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
10036 _cpp_get_raw_token): Use _cpp_get_token.
10037 (_cpp_skip_rest_of_line): Drop the context stack directly; do
10038 not call pop_context.
10039 (_cpp_run_directive): Call lex_next directly.
10041 * cpphash.h: Prototype _cpp_get_token.
10042 * cppexp.c (lex): Use it.
10043 * cpphash.c (parse_define): Use it.
10044 * cpplib.c (get_define_node, do_undef, parse_include,
10045 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
10046 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
10047 parse_ifdef, validate_else): Use it.
10048 (cpp_push_buffer): Tweak error message; abort if anyone tries
10049 to push a buffer while macro expansions are stacked.
10051 2000-07-11 Donn Terry <donnte@microsoft.com>
10053 * cpplex.c (free_macro_args, save_token): Cast arg of free
10054 and/or xrealloc to PTR.
10055 (_cpp_init_input_buffer): Clear all fields of the base context.
10057 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
10059 * gensupport.c (process_rtx): Make rtl checking stop
10060 complaining about the define_insn while it is being
10061 converted from a define_insn_and_split.
10063 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
10065 * config/mips/mips.c (simple_memory_operand): Access the
10066 INTVAL of the address, not it's containing MEM.
10068 2000-07-11 Bruce Korb <bkorb@gnu.org>
10070 * fixinc/fixtests.c(double_slash): obsolete
10071 (else_endif_label): likewise
10072 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
10073 (libc1_ifdefd_memx): correct initial comment
10074 and omit the #if/#endif pair from the memxxx declarations
10075 * fixinc/fixincl.x: regen
10077 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
10081 2000-07-11 Neil Booth <NeilB@earthling.net>
10083 * cpp.texi: Update.
10085 2000-07-11 Neil Booth <NeilB@earthling.net>
10087 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
10088 (handle_option): Set digraphs according to standard.
10089 Merge OPT_lang_c89 handler with OPT_std_c89.
10091 * cpplex.c: (lex_line, can_paste): Honour digraphs in
10092 accordance with the digraphs flag.
10094 * cpplib.h: (struct cpp_options): New option digraphs.
10096 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
10097 Bruce Korb <bkorb@gnu.org>
10099 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
10100 * fixinc/fixincl.x: Regenerate.
10101 * fixinc/tests/base/testing.h: Add testcase.
10103 2000-07-10 Richard Henderson <rth@cygnus.com>
10105 * config/ia64/ia64.c (got_symbolic_operand): New.
10106 (symbolic_operand, move_operand): Revert 0701 change.
10107 * config/ia64/ia64.h (PREDICATE_CODES): Update.
10108 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
10109 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
10110 split the offset into a 14-bit low part instead of a 13-bit low part.
10111 (load_fptr): Mark the mem as unchanging.
10112 (load_symptr): Use got_symbolic_operand.
10114 2000-07-10 Nick Clifton <nickc@cygnus.com>
10116 * libgcc2.c (next_stack_level): Cast result of computation to
10117 (void **) so that the assignment does not generate a warning.
10119 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10121 * flags.h : Add new variable flag_single_precision_constant.
10122 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10123 (flag_single_precision_constant): New.
10124 * c-lex.c (yylex): Convert floating point constant to single
10125 precision constant.
10126 * invoke.texi : Add documentation for this new option.
10128 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10130 * diagnostic.c (output_octal): Second parameter is unsigned.
10131 (output_long_octal): Likewise.
10132 (output_hexadecimal): Likewise.
10133 (output_long_hexadecimal): Likewise.
10134 (output_format): Adjust arguments extraction. Tweak.
10135 (output_verbatim, verbatim): End variable argument list.
10136 (report_diagnostic): Improve documentation.
10138 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10140 * c-common.h (build_stmt): Declare.
10141 (build_continue_stmt): Likewise.
10142 (build_break_stmt): Likewise.
10143 (build_return_stmt): Likewise.
10145 * c-decl.c (do_case): Rewrite to do what previously done in
10148 * c-semantics.c (build_stmt): Define.
10149 (build_return_stmt): Likewise.
10150 (build_break_stmt): Likewise.
10151 (build_continue_stmt): Likewise.
10152 (build_case_label): Likewise.
10154 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10155 (CONTINUE): Likewise.
10156 (RETURN): Likewise.
10158 (DEFAULT): Likewise.
10160 * c-parse.y: Regenerate.
10161 * c-pasre.c: Likewise.
10163 2000-07-09 Jason Merrill <jason@redhat.com>
10165 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10167 * tree.h (STRIP_NOPS): Check for error_mark_node.
10168 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10169 (dwarf2out_*): Remove duplicate declarations.
10171 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10172 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10174 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10176 * diagnostic.c (wrap_text): New function.
10177 (maybe_wrap_text): Likewise.
10178 (output_add_string): Use it.
10179 (output_format): Likewise.
10180 (count_error): Use verbatim instead of notice.
10181 (report_error_function): Likewise. Don't use plain fprintf.
10182 (finish_diagnostic): New function.
10183 (output_do_verbatim): Tweak. Commonalize functionalities in
10184 output_verbatim and verbatim.
10185 (output_verbatim): Adjust.
10186 (verbatim): Likewise.
10187 (report_diagnostic): Define.
10189 * diagnostic.h (report_diagnostic): Prototype.
10191 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10193 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10195 2000-07-09 Neil Booth <NeilB@earthling.net>
10197 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10198 IShspace, ISspace: Update.
10200 * cppinit.c: ISTABLE: Update.
10203 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10204 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10205 (skip_block_comment, skip_line_comment, parse_string,
10206 lex_line): Use is_vspace rather than IS_NEWLINE.
10207 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10208 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10210 (lex_next): Unconditionally stop if within a directive.
10211 Treat directives within macro invocations as directives
10212 (after parse_args emits error), not as the argument.
10214 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10216 * diagnostic.c (diagnostic_args): New macro.
10217 (diagnostic_msg): Likewise.
10218 (output_formatted_integer): Likewise.
10219 (output_state): New data type.
10220 (digit_buffer): Make global.
10221 (output_add_integer): Rename to output_decimal. Squeeze
10223 (output_long_decimal, output_unsigned_decimal,
10224 output_long_unsigned_decimal, output_octal, output_long_octal,
10225 output_hexadecimal, output_long_hexadecimal): New functions.
10226 (output_append_r): New function.
10227 (output_append): Tweak.
10228 (output_flush_on): Rename to output_to_stream.
10229 (output_format): Change prototype. Improve documentation. Handle
10230 more format specifiers.
10231 (build_location_prefix): Rename to context_as_prefix.
10232 (output_notice): Rename to output_do_printf.
10233 (output_printf): Tweak.
10234 (line_wrapper_printf): Likewise.
10235 (vline_wrapper_message_with_location): Adjust call to renamed
10237 (v_message_with_decl): Likewise.
10238 (default_print_error_function): Likewise.
10239 (save_output_state): New function.
10240 (restore_output_state): Likewise.
10241 (output_do_verbatim): Likewise.
10242 (output_verbatim): Define.
10243 (verbatim): Likewise.
10245 * diagnostic.h (printer_fn): Change return type from void to int.
10246 Improve documentation.
10247 (output_add_integer): Rename to output_decimal.
10248 (output_flush_on, output_format): Don't export.
10249 (output_verbatim, verbatim): Declare.
10251 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10253 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10254 Check whether c divides op1 exactly if operation is not
10257 2000-07-08 Richard Henderson <rth@cygnus.com>
10259 * final.c (final): Do not abort when reg-stack introduces
10262 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10264 * cpplib.h (struct cpp_name): Now struct cpp_string.
10265 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10266 CPP_HEADER_NAME): Change to type S.
10267 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10268 field, a cpp_hashnode *. All references to val.name updated
10269 to use val.str or val.node as appropriate.
10270 (struct cpp_reader): Add spec_nodes field.
10271 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10273 * cpphash.h (struct spec_nodes): New.
10274 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10275 val.str. All references to 'spelling > SPELL_NONE' updated to
10278 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10279 pfile->buffer->inc are not NULL before dereferencing them.
10281 * cpplex.c (parse_name): Take a pointer to the current token,
10282 plus current position and limit as args; return the new
10283 position; don't copy the text of a name into the string
10284 buffer, instead call cpp_lookup and store the node pointer.
10285 If extending a token, copy out the text of the old into a
10286 scratch buffer, append the new, look that up and store the new
10287 node pointer. Inline.
10288 (maybe_paste_with_next): If the result of paste is a NAME,
10289 then look up the pasted text and store its node pointer.
10290 (lex_line): Adjust for new parse_name interface.
10291 Check for L"str", L'str' using spec_nodes->n_L.
10292 (spell_token): SPELL_IDENT tokens have their spelling in
10293 val.node->name. Handle SPELL_STRING tokens that don't have
10295 (_cpp_expand_name_space,
10296 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10297 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10298 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10299 return 1=equal 0=not, not a tristate.
10301 * cpphash.c (var_args_str): Delete.
10302 (find_param): Compare node fields directly.
10303 (is__va_args__): Use CPP_PEDANTIC. Just compare
10304 token->val.node with spec_nodes->n__VA_ARGS__.
10305 (dump_funlike_macro): Don't use var_args_str.
10307 * cpplib.c (_cpp_check_directive): Just walk through
10308 spec_nodes->dirs comparing pointers.
10309 (get_define_node, do_pragma_poison, detect_if_not_defined,
10310 parse_ifdef): The identifier has already been looked up.
10311 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10313 (do_if): Only call detect_if_not_defined at beginning of file.
10314 (_cpp_parse_assertion): Only copy string pointers for
10315 SPELL_STRING tokens.
10316 (pragma_dispatch): Take a node pointer and examine its name
10318 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10320 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10322 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10323 reverse order from the corresponding _cpp_init_* routines.
10325 * cppexp.c (parse_number, parse_charconst, parse_defined,
10326 lex): Check val.node->type instead of calling cpp_defined.
10327 Use spec_nodes entries where appropriate.
10329 * fix-header.c, scan-decls.c: Update for interface changes.
10331 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10333 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10334 emitting aux_truncdfsf2.
10336 2000-07-03 Donn Terry (donnte@microsoft.com)
10338 * cppinit.c (print_help): split overlong line into ISO C89
10341 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10343 * cppexp.c: Update all code for new lexer interface.
10344 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10345 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10346 * cpplex.c (token_names): Trim leading CPP_ from names; make
10347 the strings unsigned.
10348 (_cpp_spell_operator): New.
10349 (is_macro_disabled): Disable all macros if rescanning
10351 (_cpp_get_directive_token): Remove.
10353 * cppinit.c: Don't set no_macro_expand.
10354 * cpplib.c (read_line_number, do_line): Check only for EOF,
10356 * cpphash.h: Update prototypes.
10357 * cpplib.h (CPP_VSPACE): Remove.
10358 (struct cpp_reader): Remove no_macro_expand.
10360 2000-07-08 Neil Booth <NeilB@earthling.net>
10362 * cpphash.c (is__va_args__): New function.
10363 (count_params): Fix line reported in error messages. Use
10364 is__va_args__. Don't return ')' on error. Flag GNU style
10365 rest args macro definitions.
10366 (parse_define): Check macro name is not __VA_ARGS__.
10367 (save_expansion): Check identifier in non-varargs-macro is
10368 not __VA_ARGS__. Don't flag GNU_VARARGS.
10369 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10370 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10371 than per-token GNU_VARARGS.
10372 * cpplib.h (GNU_VARARGS): Remove.
10373 (GNU_REST_ARGS): New.
10375 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10377 * i386.md (call_pop, call, call_value_pop): Do not set
10378 current_function_uses_pic_offset_table for calls to static
10379 functions or indirect calls.
10381 2000-07-07 Jim Wilson <wilson@cygnus.com>
10383 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10384 is_predicate_reg, then take max write_count of register pair.
10386 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10388 * tradcpp.c (main): Rename label `include' to `add_include' to
10389 avoid conflicts with variable `include' in traditional C.
10391 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10393 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10395 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10397 * sibcall.c (uses_addressof): Add INMEM argument, check for
10398 current_function_internal_arg_pointer outside of MEM rtxs in addition
10400 (sequence_uses_addressof): Update caller.
10402 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10404 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10407 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10409 * system.h (UNION_INIT_ZERO): New macro for initializing union
10410 members in structs.
10412 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10414 2000-07-07 Neil Booth <NeilB@earthling.net>
10416 * cpp.texi: Update.
10418 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10420 * final.c (final): Detect out of bounds array access to
10421 the insn_lengths array.
10423 2000-07-07 Kazu Hirata <kazu@hxi.com>
10425 * fold-const.c (fold): Fix a comment typo.
10427 2000-07-07 Neil Booth <NeilB@earthling.net>
10429 * cpp.texi: Update to new lexer.
10431 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10433 * tradcpp.c: New file.
10434 * tradcif.y: New file.
10435 * tradcif.c: New generated file.
10437 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10438 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10439 dependencies of C. Install tradcpp from install-common, in
10442 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10444 * cppinit.c: Include cppdefault.h. Refer to
10445 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10446 to GCC_INCLUDE_DIR and its length.
10447 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10448 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10449 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10451 (include_defaults_array): Move to cppdefault.c.
10453 * cppdefault.h: New file.
10454 * cppdefault.c: New file.
10456 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10457 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10458 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10461 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10463 * reload.c (push_reload): When seeing if can reuse a register,
10464 check extra registers against widest of INMODE and OUTMODE.
10466 2000-07-06 Neil Booth <NeilB@earthling.net>
10468 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10469 based on full length of predicate.
10471 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10473 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10474 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10476 2000-07-05 Kazu Hirata <kazu@hxi.com>
10478 * h8300-proto.h: Fix formatting.
10479 * h8300.c: Likewise.
10480 * h8300.h: Likewise.
10482 2000-07-05 Jim Wilson <wilson@cygnus.com>
10484 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10487 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10489 * invoke.texi: Fix minor typos
10490 * md.texi: Fix minor typos
10492 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
10494 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
10496 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10498 * cpplex.c: Don't include sys/mman.h.
10499 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
10501 * cpplib.c: Include sys/mman.h and obstack.h.
10502 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
10504 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
10505 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
10506 bother freeing if stack entries (they will be freed with their buffer).
10507 (do_endif): Free if stack entries from the buffer obstack.
10508 (push_conditional): Allocate if stack entries from the buffer obstack.
10510 (find_answer): Rename to _cpp_find_answer.
10511 (do_assert, do_unassert): Update.
10513 * cpphash.h: Update prototypes.
10514 (xobnew): New convenience macro.
10515 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
10517 (struct cpp_hashnode): Remove disabled field.
10519 * cppinit.c: Don't include hashtab.h or splay-tree.h.
10520 (report_missing_guard): Moved to cppfiles.c.
10521 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
10523 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
10524 cpp_cleanup_includes. Don't destroy hashtab or
10525 all_include_files here.
10526 (cpp_finish): Use _cpp_report_missing_guards.
10528 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
10529 (_cpp_init_include_table): Rename _cpp_init_includes.
10530 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
10532 * cppexp.c (parse_assertion): Update for new name of
10535 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
10537 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10539 * cpplib.c (do_ident): s/VSPACE/EOF/
10541 2000-07-05 Neil Booth <NeilB@earthling.net>
10543 * cpplex.c: Fix trigraph replacement within strings.
10545 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10547 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
10549 * xcoffout.c (assign_type_number): Constify.
10550 (xcoffout_source_file): Add static prototype. Don't needlessly
10551 cast away const-ness.
10553 2000-07-04 Jason Merrill <jason@redhat.com>
10555 * frame.h (frame_state): Move base_offset to end.
10557 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10559 * calls.c (emit_library_call_value_1): Revert previous change.
10561 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10563 * fix-header.c (struct partial_proto): Remove unnecessary fields.
10564 (recognized_extern, recognized_function, read_scan_file):
10565 Update for new scheme.
10566 (check_protection): It's still a multiple include guard even
10567 if it doesn't always trigger.
10568 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10570 * scan.h: Declare struct cpp_token. Update prototypes.
10572 2000-07-03 Neil Booth <neilb@earthling.net>
10573 Zack Weinberg <zack@wolery.cumb.org>
10575 Complete overhaul of the lexer and macro expander.
10577 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10578 arg, arglist, argdata, reflist, collect_objlike_expansion,
10579 collect_funlike_expansion, collect_params,
10580 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10581 unsafe_chars, macarg, compare_defs, special_symbol,
10582 scan_arguments, stringify, funlike_macroexpand,
10583 _cpp_quote_string, monthnames): Delete.
10584 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10585 _cpp_create_definition, _cpp_dump_definition,
10586 dump_hash_helper): Adjust.
10587 (find_param, count_params, parse_define, var_args_str,
10588 check_macro_redefinition, save_expansion): New.
10590 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10591 parse_string, output_line_command, trigraph_replace,
10592 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10593 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10594 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10595 _cpp_skip_rest_of_line): Modify.
10597 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10598 find_position, null_warning, bump_column, expand_name_space,
10599 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10600 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10601 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10602 _cpp_prescan): Delete.
10604 (dump_param_spelling, process_directive, lex_next,
10605 is_macro_disabled, stringify_arg, expand_context_stack,
10606 output_token, make_string_token, alloc_number_token,
10607 special_symbol, duplicate_token, maybe_paste_with_next,
10608 can_paste, prevent_macro_expansion, restore_macro_expansion,
10609 get_temp_token, release_temp_tokens, quote_string,
10610 token_names, token_spellings, _cpp_expand_name_space,
10611 _cpp_glue_header_name, _cpp_reserve_name_space,
10612 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10613 placemarker_token, eof_token, cpp_context, macro_args,
10614 get_raw_token, parse_arg, parse_args, save_token,
10615 push_arg_context, push_macro_context, pop_context,
10616 do_pop_context, free_macro_args, _cpp_get_line,
10617 _cpp_run_directive): New.
10619 * cpplib.c (validate_else, parse_include, push_conditional,
10620 pass_thru_directive, read_line_number, parse_ifdef,
10621 detect_if_not_defined, _cpp_check_directive, do_define,
10622 do_undef, do_include, do_import, do_include_next, do_error,
10623 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10624 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10625 do_pragma_poison, do_pragma_system_header,
10626 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10627 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10628 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10629 cpp_defined): Update for new scheme.
10630 (strtoul_for_line, get_define_node, dump_macro_name,
10631 _cpp_check_linemarker, _cpp_parse_assertion): New.
10632 (_cpp_handle_directive, do_pragma_default): Delete.
10634 * cpphash.h (struct predicate): Now struct answer.
10635 (enum spell_type, struct token_spelling, struct directive,
10636 directive_handler): New.
10637 Update prototypes. Remove unused macros.
10638 * cpplib.h: Update prototypes. Remove unused macros,
10639 structure definitions, and fields.
10641 * cpperror.c (print_containing_files, v_message): Adjust.
10642 * cppexp.c (parse_assertion, lex, parse_escape,
10643 _cpp_parse_expr): Adjust.
10644 * cppfiles.c (open_include_file, _cpp_execute_include,
10645 _cpp_compare_file_date, cpp_read_file, read_include_file):
10647 * cppinit.c (dump_special_to_buffer): Delete.
10648 (append_include_chain, merge_include_chains, cpp_reader_init,
10649 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10650 cpp_finish, handle_option, print_help): Adjust.
10651 * cppmain.c (main): Adjust.
10653 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10655 * cppspec.c (lang_specific_driver): Use double quotes in error
10658 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10660 * calls.c (emit_library_call_value_1): Use valreg instead
10661 of hard_libcall_value.
10663 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10665 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10666 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10667 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10675 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10676 mode instead of wider_mode is being used.
10678 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10680 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10681 of 'r'. Use q_regs_operand.
10682 (andsi_1+2): Use q_regs_operand.
10684 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10686 * builtins.c (get_memory_rtx): Always put into alias set 0.
10688 2000-07-03 Nick Clifton <nickc@cygnus.com>
10690 * config/arm/arm.md: Fix post increment and pre increment
10691 peepholes so that they do not generate UNPREDICATBLE opcodes.
10692 (ie ones where the increment clobbers the source/destination).
10694 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10696 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10697 change too big for -mtiny-stack" a warning, if larger than 63.
10698 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10699 always safe to use on possible future devices.
10700 (function_prologue): Write SPH before SPL, for consistency.
10701 If interrupt_func_p true, we know we have enabled interrupts.
10702 (avr_num_arg_regs): New function. Round up to even number of
10703 bytes if no -mpack-args or if calling a libgcc function.
10704 (function_arg, function_arg_advance): Use it.
10705 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10706 Output "movw" if available.
10707 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10708 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10709 (asm_output_section_name): Add blanks for consistent output.
10710 (encode_section_info): Set TREE_READONLY for progmem data to
10711 avoid gas warnings about changed section attributes.
10712 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10713 even numbered registers on devices with "movw".
10714 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10715 (TARGET_SWITCHES): Mark help strings for translation.
10716 Add new -mpack-args and -menhanced switches.
10717 (TARGET_OPTIONS): Mark help strings for translation.
10718 (progmem_section): Add section attributes.
10719 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10720 Output "movw" if available.
10721 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10723 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10724 call convention (arguments aligned on even registers).
10725 (_cleanup, _exit): Make weak symbols libc can override.
10727 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10729 * fp-bit.h: New file.
10731 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10732 Comment #endif statements.
10733 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10735 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10737 * gcse.c (compute_pre_data): Compute ae_kill using other local
10738 properties instead of calling compute_ae_kill.
10740 * alias.c (init_alias_analysis): Do not call
10741 prologue_epilogue_contains until after reload has completed.
10743 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10745 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10746 (genrtl_finish_compound_stmt): Likewise.
10747 (genrtl_compound_stmt): Change to return void.
10749 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10750 move code from here to ...
10751 (genrtl_compound_stmt): ... here.
10752 (genrtl_finish_compound_stmt): Remove.
10753 (expand_stmt): Add comment.
10755 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10757 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10760 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10762 * cpplib.h (struct cpp_reader): New field include_depth.
10763 (struct cpp_printer): Rename last_bsd to last_id.
10764 * cppfiles.c (read_include_file): Bump include_depth.
10765 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10766 (output_line_command): Output correct #line if a header
10767 is including itself and is not protected against multiple inclusion.
10768 Use include_depth instead of buffer_stack_depth, last_id instead of
10770 * cppinit.c (cpp_start_read): Initialize last_id instead of
10773 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10775 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10776 (c-semantics.o): New target.
10778 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10779 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10780 (genrtl_clear_out_block): Likewise.
10781 (genrtl_goto_stmt): Likewise.
10782 (genrtl_expr_stmt): Likewise.
10783 (genrtl_decl_stmt): Likewise.
10784 (genrtl_if_stmt): Likewise.
10785 (genrtl_while_stmt): Likewise.
10786 (genrtl_do_stmt): Likewise.
10787 (genrtl_return_stmt): Likewise.
10788 (genrtl_for_stmt): Likewise.
10789 (genrtl_break_stmt): Likewise.
10790 (genrtl_continue_stmt): Likewise.
10791 (genrtl_scope_stmt): Likewise.
10792 (genrtl_switch_stmt): Likewise.
10793 (genrtl_case_label): Likewise.
10794 (genrtl_begin_compound_stmt): Likewise.
10795 (gerntl_finish_compound_stmt): Likewise.
10796 (genrtl_compound_stmt): Likewise.
10797 (genrtl_asm_stmt): Likewise.
10798 (genrtl_decl_cleanup): Likewise.
10799 (DECL_ANON_UNION_ELEMS): Likewise.
10800 (emit_local_var): Likewise.
10801 (make_rtl_for_local_static): Likewise.
10802 (expand_cond): Likewise.
10803 (expand_stmt): Likewise.
10804 (c_expand_return): Likewise.
10805 (c_expand_start_case): Likewise.
10806 (do_case): Likewise.
10807 (COMPOUND_STMT_NO_SCOPE): Likewise.
10808 (c_expand_asm_operands): Likewise.
10809 (NEW_FOR_SCOPE_P): New macro.
10810 (expand_expr_stmt_fn): New type.
10812 (set_current_function_name_declared): Likewise.
10813 (current_function_name_declared): Likewise.
10814 (lang_expand_stmt): Likewise.
10815 (stmts_are_full_exprs_p): Likewise.
10816 (anon_aggr_type_p): Likewise.
10817 (lang_expand_expr_stmt): Likewise.
10818 (build_case_label): Likewise.
10820 * c-decl.c (lang_expand_expr_stmt): Initialize.
10821 (stmts_are_full_exprs_p): Define.
10822 (current_function_name_declared): Likewise.
10823 (do_case): Likewise.
10824 (lang_expand_stmt): Likewise.
10825 (set_current_function_name_declared): Likewise.
10826 (anon_aggr_type_p): Likewise.
10828 * c-semantics.c: New file.
10829 (expand_cond): Moved from cp/semantics.c.
10830 (genrtl_do_pushlevel): Likewise.
10831 (genrtl_clear_out_block): Likewise.
10832 (genrtl_goto_stmt): Likewise.
10833 (genrtl_expr_stmt): Likewise.
10834 (genrtl_decl_stmt): Likewise.
10835 (genrtl_if_stmt): Likewise.
10836 (genrtl_while_stmt): Likewise.
10837 (genrtl_do_stmt): Likewise.
10838 (genrtl_return_stmt): Likewise.
10839 (genrtl_for_stmt): Likewise.
10840 (genrtl_break_stmt): Likewise.
10841 (genrtl_continue_stmt): Likewise.
10842 (genrtl_scope_stmt): Likewise.
10843 (genrtl_switch_stmt): Likewise.
10844 (genrtl_case_label): Likewise.
10845 (genrtl_begin_compound_stmt): Likewise.
10846 (genrtl_finish_compound_stmt): Likewise.
10847 (genrtl_compound_stmt): Likewise.
10848 (genrtl_asm_stmt): Likewise.
10849 (genrtl_decl_cleanup): Likewise.
10850 (make_rtl_for_local_static): Moved from cp/decl.c.
10851 (emit_local_var): Likewise.
10852 (expand_stmt): Define.
10854 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10855 (c_expand_return): Likewise.
10856 (c_expand_start_case): Likewise.
10858 2000-07-01 Richard Henderson <rth@cygnus.com>
10860 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10861 with the low 13 bits set.
10862 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10863 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10864 of the low 13 bits into a CONST plus an adddi3.
10865 (load_symptr): Set RTX_UNCHANGING_P.
10867 See ChangeLog.3 for earlier changes.