1 2000-11-07 Richard Henderson <rth@redhat.com>
3 * dwarfout.c (INSN_LABEL_FMT): Remove.
4 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
5 (dwarfout_label): Remove.
6 * dwarfout.h: Remove it's prototype.
7 * dwarf2out.c (INSN_LABEL_FMT): Remove.
8 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
9 (dwarf2out_label): Remove.
10 * dwarf2out.h: Remove it's prototype.
11 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
13 2000-11-07 Richard Henderson <rth@redhat.com>
15 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
16 search on the unwind region section.
18 * config/ia64/ia64.md (movbi): Add r/r alternative.
19 (cmovdi_internal_astep): Describe all combinations of register
20 classes for sources & destinations; remove matching constraints.
21 (cmovdi_internal): Likewise.
23 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
25 2000-11-07 Richard Henderson <rth@redhat.com>
27 * c-lang.c (start_cdtor, finish_cdtor): New functions.
28 (finish_file): Use them in building constructor/destructor functions.
30 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
31 LD_FINI_SWITCH): Move ...
32 * config/alpha/osf.h: ... here.
33 * config/alpha/alpha-interix.h: Don't undef them.
35 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
37 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
43 2000-11-07 Nick Clifton <nickc@redhat.com>
45 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
46 (INTERNAL_ASM_OP): Add missing tab.
48 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
50 * alias.c (init_alias_analysis), calls.c (expand_call,
51 emit_library_call_value_1), combine.c (init_reg_last_arrays),
52 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
53 (init_output_buffer, set_diagnostic_context), dwarf2out.c
54 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
55 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
56 function.c (assign_parms), gcse.c (compute_can_copy,
57 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
58 compute_hash_table, compute_set_hash_table,
59 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
60 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
61 clear_units, schedule_block), integrate.c (initialize_for_inline,
62 expand_inline_function), jump.c (thread_jumps), local-alloc.c
63 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
64 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
65 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
66 record_reg_classes, allocate_reg_info), reload.c
67 (get_secondary_mem, remove_address_replacements, find_reloads),
68 reload1.c (reload, set_initial_label_offsets, finish_spills,
69 reload_as_needed, choose_reload_regs_init,
70 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
71 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
72 (rename_registers), stmt.c (expand_end_case), unroll.c
73 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
74 () instead of bzero ().
76 2000-11-07 Neil Booth <neilb@earthling.net>
78 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
80 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
82 * c-common.c (combine_strings): Only warn about long strings for C.
84 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
86 * combine.c (distribute_notes): Fix typo in last change.
88 2000-11-07 Geoff Keating <geoffk@redhat.com>
90 * config/rs6000/rs6000.md (movdi_internal32+1): Use
91 operand_subreg_force rather than gen_rtx_SUBREG.
92 (movdi_internal32+2): Likewise.
94 2000-11-07 Philip Blundell <philb@gnu.org>
96 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
97 * config/arm/linux-aout.h: Likewise.
98 * configure: Regenerate.
100 2000-11-07 Philipp Thomas <pthomas@suse.de>
102 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
103 accepted my the gettext maintainer.
105 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
107 * builtins.c (expand_builtin_strpbrk): New function.
108 (expand_builtin): Handle BUILT_IN_STRPBRK.
110 * builtins.def (BUILT_IN_STRPBRK): New entry.
112 * c-common.c (c_common_nodes_and_builtins): Declare builtin
115 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
117 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
118 * POTFILES.in: Add config/alpha/freebsd.h
119 * configure.in: Add alpha*-freebsd support.
120 * configure: Regenerate.
122 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
124 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
125 copy of ptr_type_node rather than ptr_type_node itself.
127 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
129 * combine.c (recog_for_combine): Allocate uninitialized vector with
131 * recog.c (apply_change_group): Likewise.
133 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
135 * flow.c (verify_local_live_at_start): Back out last change.
136 * combine.c (distribute_notes): When parts of a hard reg are
137 neither set nor referenced in PLACE, search backwards for a
138 place to put a REG_UNUSED note; if none found, ask for flow
141 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
143 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
144 with (clobber (match_scratch...)).
146 2000-11-06 Neil Booth <neilb@earthling.net>
148 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
151 2000-11-06 Neil Booth <neilb@earthling.net>
153 * tradcpp.c (special_symbol): Assign an null string rather
154 than writing to an unallocated buffer.
156 2000-11-06 Neil Booth <neilb@earthling.net>
158 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
161 2000-11-06 Neil Booth <neilb@earthling.net>
163 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
164 tok.val.arg_no as appropriate.
165 * cppexp.c (lex): Similarly.
166 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
167 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
168 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
169 cpp_macro_definition): Similarly.
170 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
172 2000-11-06 Jakub Jelinek <jakub@redhat.com>
174 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
175 operands[1] is constant, calculate the sum and generate movdi.
176 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
177 (subsi3): Use SImode in call to arith_4096_operand.
179 2000-11-06 Jakub Jelinek <jakub@redhat.com>
181 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
182 adjust %o1, not %o0 if the return type is large structure.
184 2000-11-06 Jakub Jelinek <jakub@redhat.com>
186 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
187 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
189 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
191 * expmed.c (expand_divmod): For signed divide by 2, prefer
192 a branch and fewer shifts if branches are very cheap.
194 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
196 * Makefile.in: Remove all targets related to building
197 distributions and diffs, or INSTALL.
198 * INSTALL, install1.texi: Remove.
199 * configure.in: Remove mention of distdir.
200 * configure: Regenerate.
201 * objc/Make-lang.in: Remove mention of distdir.
203 2000-11-04 Neil Booth <neilb@earthling.net>
205 * cpp.texi: Update for _Pragma.
207 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
209 * gcc.texi (Contributing): Update URL for projects web page.
211 2000-11-04 Neil Booth <neilb@earthling.net>
213 * cpplex.c (parse_string): Don't allow multiline strings in
214 #include family directives.
216 2000-11-04 Neil Booth <neilb@earthling.net>
218 * cpplib.c (do_line): Only warn pedantically if not reading
221 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
223 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
226 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
228 * builtins.c (expand_builtin_strlen): Remove unused mode
230 * gcc.c (process_command): Remove unused variable.
231 * fold-const.c: Include expr.h.
232 * recog.c: Include reload.h.
233 * Makefile.in (recog.o, fold-const.o): Update deps.
235 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
237 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
239 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
241 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
243 (STARTFILE_SPEC): Likewise.
244 (LINK_SPEC): Likewise.
246 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
248 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
249 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
250 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
252 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
254 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
255 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
256 perm_calloc, get_identifier, maybe_get_identifier,
257 real_value_from_int_cst, simple_cst_equal), varasm.c
258 (assemble_name, assemble_real, immed_real_const_1,
259 compare_constant_1, decode_rtx_const, output_constant_pool): Use
260 strrchr () instead of rindex (). Use memcmp () instead of bcmp
261 (). Use memcpy () instead of bcopy (). Use memset () instead of
264 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
266 * cppfiles.c (open_file): If already read, then don't reopen.
267 Immediately close an empty file.
269 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
271 * expr.h (fold_builtin): Move declaration...
272 * tree.h (fold_builtin): ... here.
274 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
276 * flow.c (verify_local_live_at_start): Allow hard regs to die.
278 2000-11-02 Neil Booth <neilb@earthling.net>
281 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
282 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
283 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
284 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
285 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
286 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
287 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
288 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
289 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
290 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
291 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
292 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
293 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
294 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
295 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
296 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
297 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
298 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
299 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
300 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
301 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
302 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
303 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
304 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
305 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
306 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
307 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
308 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
309 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
310 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
311 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
312 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
313 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
314 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
315 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
316 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
317 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
318 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
319 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
320 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
321 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
322 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
323 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
324 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
325 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
326 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
327 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
328 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
329 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
330 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
331 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
332 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
333 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
334 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
335 vax/vaxv.h, vax/vms.h, we32k/we32k.h
337 Replace -A() with -A=, the new assertion syntax.
339 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
341 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
343 In REG_DEAD handling: When handling parts of multi-hard-reg hard
344 registers, increment the loop counter by the size of the parts;
345 use recursion to handle individual parts.
347 2000-11-02 Neil Booth <neilb@earthling.net>
349 * configure.in: Make integrated CPP the default.
350 * configure: Regenerate.
352 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
354 * reload.c (find_equiv_reg): Test all hard registers for membership
355 in the requested class.
357 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
359 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
360 process_command, main), gcov.c (open_files, output_data), tlink.c
361 (frob_extension, scan_linker_output), toplev.c
362 (file_name_nondirectory): Use strchr () and strrchr () instead of
363 index () and rindex ().
365 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
367 * c-common.c (get_flag_spec, check_format_info_main,
368 check_format_types): Use strchr () instead of index (). Compare
369 against error_mark_node instead of comparing the TREE_CODE against
372 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
376 * c-lex.c (init_c_lex): Update cpp_start_read call.
377 (cb_ident): Update for new callback prototype.
378 (cb_def_pragma): Update for new cpp_get_token prototype.
379 (c_lex): Similarly. Use cpp_get_line.
381 * c-parse.in (finish_parse): Update for new cpp_finish
384 * cp/lex.c (finish_parse): Similarly.
386 2000-11-01 Geoff Keating <geoffk@cygnus.com>
388 * machmode.def: Add V16QImode.
390 2000-11-01 Richard Henderson <rth@redhat.com>
392 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
393 from rtl_for_decl_location.
394 (add_location_or_const_value_attribute): Likewise.
396 2000-11-01 Neil Booth <neilb@earthling.net>
398 * cpplib.c (run_directive): Use correct line number for output
399 of _Pragma. Remember any in-progress directive.
401 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
403 2000-11-01 Richard Henderson <rth@redhat.com>
405 * stmt.c (expand_start_null_loop): Set continue_label.
407 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
409 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
410 (expand_builtin_constant_p): Move parts of the code into
411 fold_builtin_constant_p.
412 (expand_builtin_strlen): Move parts of the code into fold_builtin.
413 * expr.h (fold_builtin): Declare.
414 * fold-const.c (fold): Handle builtin calls.
416 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
418 2000-11-01 Richard Henderson <rth@redhat.com>
420 * stmt.c (expand_start_null_loop): New.
421 (expand_end_null_loop): New.
422 * c-semantics.c (genrtl_do_stmt): Use them.
423 * tree.h: Declare them.
425 2000-11-01 Richard Henderson <rth@redhat.com>
427 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
429 2000-11-01 Neil Booth <neilb@earthling.net>
431 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
432 * cp/spew.c: Similarly.
433 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
434 * cppmacro.c (stringify_arg): Similarly.
435 * cpplib.h (CPP_BACKSLASH): Delete.
437 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
439 * builtins.c (expand_builtin_strstr): New function.
440 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
442 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
444 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
447 2000-10-31 Richard Henderson <rth@redhat.com>
449 * config/i386/i386.c (fcmov_comparison_operator): Check for
450 CCFPmode or CCFPUmode instead of CCmode.
451 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
452 unordered operations as well.
454 2000-10-31 Richard Henderson <rth@redhat.com>
456 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
457 of integer_zero_node.
459 2000-10-31 Richard Henderson <rth@redhat.com>
461 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
463 2000-10-31 Nick Clifton <nickc@redhat.com>
465 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
466 -fdata-sections to override the section attribute of a DECL.
468 2000-10-31 Chris Demetriou <cgd@sibyte.com>
470 * libgcc2.c (__shtab): Remove __shtab variable.
471 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
472 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
475 2000-10-31 Jim Wilson <wilson@redhat.com>
477 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
478 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
479 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
480 instead of ASM_OUTPUT_INTERNAL_LABEL.
481 (dwarf2out_end_block, dwarf2out_label): Likewise.
482 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
483 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
485 2000-10-31 Richard Henderson <rth@redhat.com>
487 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
488 (size_of_locs): Set it.
489 (output_loc_operands): Use it to compute branch displacement.
490 (int_loc_descriptor): New.
491 (mem_loc_descriptor): Dereference memory in the proper size.
492 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
493 (loc_descriptor_from_tree): New.
494 (rtl_for_decl_location): Break out from ...
495 (add_location_or_const_value_attribute): ... here.
496 (add_bound_info): Use loc_descriptor_from_tree.
498 2000-10-31 Neil Booth <neilb@earthling.net>
500 * cpp.texi: Update for new command line assertion syntax.
501 * cpplib.c (cpp_define): Simplify a bit.
502 (cpp_assert, cpp_unassert): Use handle_assertion.
503 (handle_assertion): New function; accept new command line
505 * testsuite/gcc.dg/cpp/assert3.c: New tests.
507 2000-10-31 Neil Booth <neilb@earthling.net>
509 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
510 undefined. Remove #ifdef check.
511 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
512 Define STDC_0_IN_SYSTEM_HEADERS to 1.
514 2000-10-31 Jan Hubicka <jh@suse.cz>
515 Jakub Jelinek <jakub@redhat.com>
517 * config/i386/i386.h: Clarify CCNOmode description in comment.
518 (EXTRA_CC_MODES): Remove CCRCmode.
519 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
520 (put_condition_code, ix86_match_ccmode): Likewise.
521 (ix86_cc_mode): Likewise. Fix comment.
522 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
523 * config/i386/i386.md: Add unspec 12 description.
524 (adddi3 split): Use unspec 12 instead of CCRCmode.
525 (addsi3_carry_rc): Remove.
526 (addsi3_cc, addqi3_cc): New patterns.
527 (addsi_3): Swap operands, match CCZmode.
528 (addsi_4): Rewritten.
529 (addsi_5): Renamed from addsi_6.
531 (addhi_3): Swap operands, match CCZmode.
532 (addhi_4): Rewritten.
533 (addhi_5): Renamed from addhi_6.
535 (addqi_3): Swap operands, match CCZmode.
536 (addqi_4): Rewritten.
537 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
538 (subsi3_carry_rc): Removed.
539 (iorqi_3): Use =q constraint for clobber.
540 (xorqi_cc_2): Likewise.
541 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
542 (x86_movsicc_0_m1_rc): Removed.
543 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
545 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
547 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
548 and decrement of complex types.
550 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
552 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
553 builtin fputs, ensure we still evaluate the stream in case it
556 2000-10-31 Jakub Jelinek <jakub@redhat.com>
558 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
561 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
563 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
564 (fp_extended_operand, emit_fpscr_use): Likewise.
565 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
566 (fpul_operand): New function.
567 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
568 fp_extended_operand. Add fpul_operand.
569 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
570 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
571 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
572 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
573 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
574 (divdf3_i): Likewise.
575 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
576 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
577 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
578 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
579 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
581 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
583 * config/i386/i386.c (ix86_init_builtins): Correct return type
584 building v4hi_ftype_v4hi_int_int tree node.
585 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
586 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
588 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
590 (mmx__uavgv8qi3): Correct insn mnemonic.
591 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
592 (mmx_punpckhwd): Correct insn mnemonic.
593 (mmx_punpckhdq): Likewise.
594 (mmx_punpcklwd): Likewise.
595 (mmx_punpckldq): Likewise.
596 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
597 Renumber case labels to match the _mm_prefetch constants defined in
600 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
601 if the splitter didn't emit new insns.
602 Make sure we call cleanup_subreg_operands even when splitting the last
603 insn in a basic block.
605 * invoke.texi (Debugging Options): Describe -do.
606 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
607 (dump_file): Likewise.
608 (rest_of_compilation): Split .greg dump into .greg and .postreload.
610 2000-10-30 Neil Booth <neilb@earthling.net>
612 * cppfiles.c (stack_include_file): Check for stacked contexts
614 * cpphash.h (_cpp_do__Pragma): New prototype.
615 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
617 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
618 escaped newlines if !(buffer->from_stage3).
619 (_cpp_lex_token): Warn about missing newlines iff
620 !buffer->from_stage3.
622 * cpplib.c (get__Pragma_string, destringize,
623 _cpp_do__Pragma): New functions.
624 (run_directive): Set output_line for _Pragma to avoid line
625 markers in output. Set from_stage3 and prevent macro expansion
626 for _Pragma and command-line options. Check buffer exhaustion.
627 (cpp_push_buffer): Don't check for stacked macro contexts, as
628 this is perfectly legitimate for _Pragma. Move the check to
629 stack_include_file instead. Set from_stage3 iff buffer is
632 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
633 unsigned. New boolean from_stage3.
634 (struct spec_nodes): Add n__Pragma.
636 * cppmacro.c (enter_macro_context): Flip sense of return value.
637 (_cpp_get_token): Handle _Pragma operator.
639 2000-10-30 Phil Edwards <pme@sources.redhat.com>
641 * gcc.texi: The C++ standard isn't "draft" anymore.
643 2000-10-30 Mark Mitchell <mark@codesourcery.com>
645 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
647 2000-10-29 Neil Booth <neilb@earthling.net>
649 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
651 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
653 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
654 fixinc/inclhack.def: Change comments mentioning C9X to refer to
657 * invoke.texi: Document that -V will only work for very similar
658 versions of driver and compiler.
660 2000-10-29 Neil Booth <neilb@earthling.net>
662 * cppmacro.c (_cpp_create_definition): Optimize the case of
663 a macro defined to itself.
665 2000-10-29 Neil Booth <neilb@earthling.net>
667 * cpplex.c (save_comment): Don't store new lines in C++ comments.
669 2000-10-29 Michael Hayes <mhayes@redhat.com>
671 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
673 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
675 * cpphash.c (cpp_forall_identifiers): Add context variable
676 for callback routine.
677 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
679 (main): Call cpp_forall_identifiers with null context.
680 * cpplib.h (cpp_forall_identifiers): Update prototype.
682 * cppmain.c: Make `parse_in' and `print' static.
684 2000-10-28 Alan Modra <alan@linuxcare.com.au>
686 * c-decl.c (finish_function): Clear c_function_name_declared_p.
688 2000-10-28 Richard Henderson <rth@redhat.com>
690 * regrename.c (scan_rtx_address): Frob action, not class,
691 when trying to disable optimization.
693 2000-10-28 Mark Mitchell <mark@codesourcery.com>
695 * c-semantics.c (make_rtl_for_local_static): Don't clobber
698 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
700 * configure.in: Determine and substitute gcc_version_full.
701 * configure: Regenerate.
702 * gccbug.in: Use it to give full version. Don't allow
705 2000-10-28 Richard Henderson <rth@redhat.com>
707 * recog.c (split_all_insns): Run cleanup_subreg_operands
710 * regrename.c (regrename_optimize): Verify that all registers of
711 a multiple register mode are available.
712 (scan_rtx_address): Accept the mode of the address; all callers
715 * cpplib.c (run_directive): Fix prototype.
717 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
719 * reload.c (find_reloads): Distinguish "wins" so that we know whether
720 a given operand won because of a matching constraint or not; then use
721 that information to compute goal_alternative_matched properly.
722 * reload1.c (choose_reload_regs): Never set reload_override_in for an
725 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
726 accurate value for MULT.
727 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
728 2% or > 98% before using static branch prediction bits.
730 2000-10-28 Neil Booth <neilb@earthling.net>
734 * cpplib.c (struct answer): New.
735 (struct if_stack): Use cpp_lexer_pos rather than line and col.
736 Rename cmacro mi_cmacro.
737 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
738 IN_I): New directive and flags.
739 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
740 parse_answer, parse_assertion, find_answer): New functions.
741 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
742 (lex_macro_node): New function to replace parse_ifdef and
745 (_cpp_handle_directive): New function, combines _cpp_check_directive
746 and _cpp_check_linemarker.
748 (do_define, do_undef, parse_include, do_include, do_import,
749 do_include_next, read_line_number, do_line, do_ident, do_pragma,
750 do_pragma_once, do_pragma_poison, do_pragma_dependency):
751 Update for new token getting interface.
753 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
754 : Update for new multiple-include optimisation technique.
755 (do_elif): Don't forget to invalidate controlling macros.
757 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
758 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
759 Functions to handle assertions with the new token interface.
760 (do_assert, do_unassert): Use them.
762 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
765 (_cpp_init_stacks): Register directive names. Don't register special
768 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
769 new position recording regime.
770 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
771 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
772 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
773 (cpp_type2name): Move to cpplex.c.
775 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
776 (parse_defined): Update to handle new multiple include optimisation
777 method. Remove poisoned identifier warning.
778 (parse_assertion, TYPE_NAME): Delete.
779 (lex): Update for multiple include optimisation, removal of
780 CPP_DEFINED, to use _cpp_test_assertion for assertions and
782 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
783 (op_as_text): New function, to wrap cpp_token_as_text.
785 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
786 Update for MI optimisation.
787 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
788 segfault on diagnostic.
789 (_cpp_compare_file_date): Take a token rather than 3 args.
790 (cpp_read_file): Work correctly for zero-length files.
792 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
793 _cpp_init_hashtable and _cpp_cleanup_hashtable.
794 (cpp_lookup): Place identifiers at front of identifier pool
795 for _cpp_lookup_with_hash.
796 (_cpp_lookup_with_hash): Require identifiers to be at the front of
797 the identifier pool. Commit the memory if not already in the
800 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
801 Initialise various members of cpp_reader, memory pools, and the
803 (cpp_printer_init): Delete.
804 (cpp_cleanup): Update.
805 (struct builtin, builtin_array, initialize_builtins): Update for new
806 hashnode definition and builtin handling.
807 (cpp_start_read, cpp_finish): Don't take or initialise a
810 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
811 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
812 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
813 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
814 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
815 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
816 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
817 struct toklist, struct cpp_context, struct specnodes,
818 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
819 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
820 enum builtin_type, cpp_can_paste): New.
821 (struct cpp_token): Delete line and col members.
822 (struct cpp_buffer): New member output_lineno.
823 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
824 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
825 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
826 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
827 base_context, context, directive, mi_state, mi_if_not_defined,
828 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
829 mlstring_pos, macro_buffer, macro_buffer_len.
830 Delete members mls_line, mls_column, token_list, potential_control_macro,
831 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
832 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
833 save_parameter_spellings, need_newline, .
834 Change type of date, time and spec_nodes members.
835 Change prototypes for include and ident callbacks.
836 (struct cpp_hashnode): Change type of name. Remove union members
837 expansion and code. Add members macro, operator and builtin.
839 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
840 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
841 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
842 cpp_stop_lookahead): New prototypes.
843 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
845 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
848 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
849 ufputs): Move to cpplib.h.
850 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
851 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
852 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
853 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
854 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
855 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
856 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
857 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
858 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
859 _cpp_parse_assertion, _cpp_find_answer): Delete.
860 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
861 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
862 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
863 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
864 _cpp_handle_directive, DSC): New.
865 (struct include_file): New member defined.
867 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
868 _cpp_compare_file_date): Update.
869 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
870 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
871 _cpp_cleanup_hashtable.
873 * Makefile.in: Remove cppoutput.c.
875 * cppoutput.c: Delete
877 * fixheader.c (read_scan_file): Update for new cpp_get_token
879 (recognized_function): New argument LINE.
881 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
882 new cpp_get_token prototype.
884 * scan.h (recognized_function): Update prototype.
886 * po/POTFILES.in: Remove cppoutput.c.
888 2000-10-27 Mark Mitchell <mark@codesourcery.com>
890 * c-typeck.c (check_init_type_bitfields): Remove.
891 (constructor_incremental): Likewise.
892 (struct constructor_stack): Remove incremental bit.
893 (struct initializer_stack): Likewise.
894 (start_init): Don't play with constructor_incremental.
895 (finish_init): Likewise.
896 (really_start_incremental_init): Likewise.
897 (push_init_level): Likewise.
898 (pop_init_level): Likewise.
899 (output_init_level): Likewise.
900 (output_pending_init_elements): Likewise.
902 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
904 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
905 Improve error messages. Correct parsing of
906 #pragma pack(pop [,id]). Do not check the user-supplied
907 alignment if we're popping.
909 * gcc.dg/pack-test-1.c: New test case.
910 * gcc.dg/pack-test-2.c: New test case.
911 * gcc.dg/pack-test-1.h: New file.
913 2000-10-27 Neil Booth <neilb@earthling.net>
917 2000-10-27 Kelley Cook <kelley.cook@home.com>
919 * invoke.texi: Document -mintel-syntax
921 2000-10-27 Richard Henderson <rth@redhat.com>
923 * invoke.texi: Document -frename-registers. Add it to -O3.
924 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
925 (enum dump_file_index, dump_file): Update order.
926 (main): Set flag_rename_registers at -O3.
928 2000-10-27 Richard Henderson <rth@redhat.com>
930 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
931 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
932 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
933 * config/alpha/alpha.md (call_osf_1): Use it.
934 (call_value_osf_1): Likewise.
936 * config/ia64/ia64.c: Revert 10-23 patch.
937 (ia64_hard_regno_rename_ok): New.
938 * config/ia64/ia64-protos.h: Declare it.
939 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
941 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
942 Richard Henderson <rth@redhat.com>
944 * regrename.c: Rewrite to handle multi-register modes and
945 cond_exec instructions.
946 * Makefile.in (regrename.o): Update dependancies.
947 * recog.h (struct operand_alternative): Add is_address.
948 * recog.c (preprocess_constraints) [case 'p']: Set it.
950 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
952 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
953 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
954 top level. Kill oldstyle_subdirs. Do not include
955 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
956 $outputs. Do not run configure.lang from config.status.
957 Rearrange warning-flag logic to correspond to what the
958 makefile wants. Put special vax stage1 options in
959 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
960 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
961 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
962 switch is given, nothing otherwise.
963 * configure.lang: Delete.
965 * Makefile.in: Expunge all traces of extra_c_objs,
966 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
967 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
968 warning options via a three level scheme so that -pedantic and
969 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
970 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
971 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
972 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
973 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
974 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
975 generation rules. Wrap all rules that change the current
976 directory in parentheses; pmake doesn't spawn a new shell for
977 each command. Expunge all references to $(P). When one
978 command depends on another and they're run all at once, use &&
979 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
980 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
983 * objc/Make-lang.in: Wrap all rules that change the current
984 directory in parentheses. Expunge all references to $(P).
985 When one command depends on another and they're run all at
986 once, use && to separate them, not ;. Add OUTPUT_OPTION to
987 all object-file generation rules. Delete obsolete variables.
988 * objc/Makefile.in: Delete.
990 2000-10-27 Jakub Jelinek <jakub@redhat.com>
992 * calls.c (expand_call): If sibcall_failure is set during pass 1,
993 clear tail_call_insns as well.
995 2000-10-27 Nick Clifton <nickc@redhat.com>
997 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
1000 2000-10-26 Richard Henderson <rth@redhat.com>
1002 * calls.c (expand_call): Supress sibcall if we have a
1003 BLKmode return in registers.
1005 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
1007 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
1010 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
1012 * tree.c (make_node, case 't'): Set alignment to that of
1014 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
1016 2000-10-25 Mark Mitchell <mark@codesourcery.com>
1018 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
1019 * configure.in (enable-libstdcxx-v3): Arrange to have
1020 HAVE_LIBSTDCXX_V3 substituted into the output files.
1022 2000-10-25 Richard Henderson <rth@redhat.com>
1024 * recog.c (constrain_operands): Initialize which_alternative
1025 before no alternatives early exit.
1027 * cse.c (find_comparison_args): Check that we can reverse a
1028 comparison if needed before accepting the substitution.
1030 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
1032 * simplify-rtx.c (simplify_relational_operation): Sign extend
1033 low words before sign extending to high words.
1035 2000-10-25 Nick Clifton <nickc@redhat.com>
1037 * config/mcore/mcore.c: Include config.h before system.h.
1039 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
1041 * config/mcore/mcore.md (return): Force function epilogue to
1042 always be generated to work around epilogue suppression bug in
1045 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
1047 * c-decl.c (grokdeclarator): Move warning for qualified void
1048 return types with -pedantic to when the function type is
1049 constructed. At -W, warn in general for qualified function return
1050 types, except for volatile void.
1051 * invoke.texi: Document this new warning at -W.
1053 2000-10-25 Neil Booth <neilb@earthling.net>
1055 * cpp.texi: Update with implementation-defined behavior and
1058 2000-10-25 Jakub Jelinek <jakub@redhat.com>
1060 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
1061 incomplete type force it into alias set 0.
1063 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
1065 * alias.c: Include basic-block.h.
1066 (loop_p): New function.
1067 (mark_constant_function): Use it.
1068 * Makefile.in (alias.o): Update dependencies.
1070 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1072 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
1075 2000-10-24 Jim Wilson <wilson@cygnus.com>
1077 * expmed.c (store_bit_field): Move integer pun code down after
1078 code that calls emit_move_insn for entire register move.
1079 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
1080 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
1082 2000-10-24 Richard Henderson <rth@cygnus.com>
1084 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
1085 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1087 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1089 * gcse.c (cprop_insn): do not propagate constants into jump_insn
1090 for machines with CC0 more than once.
1092 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
1094 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1095 pseudos just like memory.
1097 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1099 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1100 when deleting libcall sequence collapsed to a single instruction.
1102 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1104 * expr.c (do_store_flag): Don't crash if either side of a
1105 comparison is error_mark_node.
1107 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1109 * sibcall.c (purge_mem_unchanging_flag): New function.
1110 (optimize_sibling_and_tail_recursive_calls): Call it.
1112 2000-10-24 Philipp Thomas <pthomas@suse.de>
1114 * Makefile.in (check-po): New target for doing checks in the po
1115 subdir if all languages configured.
1116 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1117 configure if NLS is enabled.
1118 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1119 otherwise leave empty.
1120 * configure: Regenerate.
1122 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1124 * i386.c (print_operand): Handle new 'A' formatting code.
1125 387 opcodes need suffixes even with -mintel-syntax.
1126 Check for explicit size override (codes 'b', 'w' and 'k').
1127 (print_operand_address): Check if register prefix is needed when
1128 emitting `ds' segment override.
1129 * i386.h: Add comment about new 'A' formatting code.
1130 * i386.md (jump and call patterns): Emit absolute references using %A.
1132 2000-10-23 Richard Henderson <rth@cygnus.com>
1134 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1135 output registers as fixed.
1136 (ia64_function_epilogue): Undo output fixation.
1138 2000-10-23 Richard Henderson <rth@cygnus.com>
1140 * config/alpha/alpha.md: Add names for all unnamed insns; use
1141 define_insn_and_split in some obvious places.
1143 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1144 (zero_extendqisi2, zero_extendqidi2): Likewise.
1145 (zero_extendhisi2, zero_extendhidi2): Likewise.
1146 (abs splitters): Fix match_scratch operand number.
1147 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1149 2000-10-23 Jim Wilson <wilson@cygnus.com>
1151 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1153 * ia64.md (cmpsi_adjusted): Use %r3.
1154 (cmpdi_adjusted): Likewise.
1156 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1158 * config/i386/att.h (ASM_FILE_START): Define.
1160 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1162 * config/i386/linux.h (ASM_FILE_START): Define.
1164 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1166 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1167 since this (only) drags in a crt0.o reference that the .ld files
1170 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1172 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1173 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1174 reloads just like an RELOAD_FOR_OUTPUT would.
1176 * local-alloc.c (update_equiv_regs): Add an abort(). When
1177 deleting or moving insns, update reg_equiv[regno].init_insns.
1179 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1181 * c-tree.texi: Improve documentation for IF_STMTs and related
1182 conditional statements.
1184 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1186 * expr.c (do_preexpand_calls): Remove.
1187 (same_from_p): Don't use CALL_EXPR_RTL.
1188 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1189 (preexpand_calls): Remove.
1190 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1191 (unsave_expr_1): Likewise.
1192 * tree.def (CALL_EXPR): Give it only two slots.
1193 * tree.h (CALL_EXPR_RTL): Remove.
1195 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1197 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1198 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1201 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1203 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1204 adjust stack when unadjusted_alignment ends up as zero.
1206 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1208 * fixinc/genfixes: Remove EGCS reference.
1209 * install.texi: Remove EGCS reference.
1210 * INSTALL: Regenerate.
1212 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1214 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1216 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1218 * diagnostic.c: Remove EGCS reference in comment.
1220 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1222 * loop.c (strength_reduce): Fix error in last change.
1224 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1226 * Makefile.in (SHLIB_NM_FLAGS): New.
1227 (libgcc.mk): Pass it.
1228 * mklibgcc.in (libgcc.map): Use it.
1230 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1231 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1233 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1237 * sparc.c (load_pic_register): Delete unused varaible.
1239 * libgcc2.c (__addvsi3): Delete unused variable.
1241 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1242 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1243 __negvdi2): Prototype.
1245 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1247 * toplev.c (display_target_options): Make static to match
1248 prototype. Delete empty declaration.
1250 2000-10-20 Tom Tromey <tromey@cygnus.com>
1252 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1253 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1255 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1257 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1259 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1260 a constant before comparing it; use tree_low_cst.
1261 * tree.c (save_expr): Set TREE_READONLY.
1262 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1263 (build, build1): Set TREE_READONLY if all operands are.
1264 (build_index_type): If upper bound is a negative number, lower
1265 bound is zero and sizetype is unsigned, use upper bound of one and
1268 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1270 * gcc.c (process_command, main): Use "because" instead of
1271 "since" in error messages.
1273 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1275 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1276 Don't use mode of field for record unless sizes are the same.
1277 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1278 previously added for Ada; also change to using host_integerp
1281 * loop.c (strength_reduce): Show when new register made for
1282 giv is known to be a pointer and its aligment if so and known.
1283 (loop_dump_aux): Show VERBOSE parameter unused.
1285 * gcse.c (set_hash_table_size): Now unsigned.
1286 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1287 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1288 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1289 (sdbout_end_epilogue): Remove variable NAME.
1290 * system.h (getopt): Add default definition.
1291 * config/alpha/alpha.c (print_operand): Don't continue processing
1292 after issuing error.
1293 (summarize_insn): Avoid use of UL in constant.
1295 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1297 * fold-const.c (force_fit_type): Unsigned values can overflow
1298 if they are sizetype.
1299 (int_const_binop): Don't use cache if overflows.
1301 2000-10-20 Richard Henderson <rth@cygnus.com>
1303 * function.c (locate_and_pad_parm): Zero alignment_pad.
1305 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1306 perform substitutions, and apply_change_group to see if it worked.
1308 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1310 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1312 * combine.c (struct undo): Change int to unsigned int.
1313 (do_SUBST_INT): Args are unsigned int.
1314 (make_extraction, force_to_mode): Use proper type when forming mask.
1315 (make_field_assignment): Likewise.
1317 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1319 * c-common.c (check_format_info_recurse): Extract string constant
1320 initializers from non-volatile constant arrays and check them as
1322 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1323 for DECL_MODE (decl) != BLKmode.
1324 (decl_constant_value_for_broken_optimization): New function which
1325 includes these checks.
1326 (default_conversion, convert_for_assignment, digest_init): Use
1327 decl_constant_value_for_broken_optimization instead of
1328 decl_constant_value.
1330 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1332 * tree.h (DECL_ALIGN_UNIT): New macro.
1334 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1336 * config/avr/avr-protos.h (avr_output_bld): New.
1337 (out_shift_with_cnt): Add t_len argument.
1338 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1339 (output_movqi, output_movhi, output_movsisf): Optimize loading
1340 any constant with exactly one bit set to NO_LD_REGS.
1341 (out_shift_with_cnt): Optimize output code for size or speed,
1342 depending on optimize_size. Handle small shift counts as well
1343 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1344 with or without a scratch register, with help of __tmp_reg__
1345 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1346 length of TEMPLATE in words, return total insn length in *LEN.
1347 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1348 out_shift_with_cnt to work with the above change.
1349 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1350 lshrsi3_out): Likewise. Optimize more known shift count cases.
1351 Remove cases already well optimized in out_shift_with_cnt.
1352 (avr_output_bld): New function.
1353 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1354 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1355 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1356 Add reload_completed to insn condition - only for peepholes.
1357 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1358 in a register or memory.
1359 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1360 Do not require a scratch register.
1361 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1362 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1363 Optimize shifts by known count using a scratch register, but only
1364 if one is still available after register allocation.
1366 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1368 * t-vax: New file. Don't build modules from libgcc1.c.
1370 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1372 * alias.c: (mark_constant_function): Don't check pure functions.
1373 Initialize and end alias analysis.
1374 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1375 Don't make a special exception for recursion. Handle
1376 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1377 unless it's volatile.
1379 * local-alloc.c (equivalence): New structure.
1380 (reg_equiv): Define.
1381 (contains_replace_regs): Remove array and use
1383 (memref_referenced_p): Likewise.
1384 (no_equiv): Likewise.
1385 (update_equiv_regs): Likewise.
1387 (equiv_init_varies_p,
1388 equiv_init_movable_p): New functions.
1389 (update_equiv_regs): Use them. Use rtx_varies_p
1390 instead of function_invariant_p. Process insns
1391 from end to beginning. Allow a REG_EQUIV insn
1392 within the same loop as a use to be moved, also
1393 allow it to be moved out of a loop. Update
1394 REG_DEAD notes when substituting into an insn.
1396 2000-10-19 Jim Wilson <wilson@cygnus.com>
1398 * c-decl.c (start_decl): Check for error_mark_node type before using
1400 (finish_decl): Likewise. Don't give an error if decl type is
1401 already error_mark_node.
1403 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1404 New local update_blocks. Use update_blocks to remove duplicates
1405 when computing update blocks. Check for bblst_table overflow.
1406 (schedule_block): Add explanatory comment. Reduce bblst_size by
1408 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1411 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1413 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1415 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1417 * expmed.c: Minor corrections in comments.
1418 * invoke.texi: Added desciption for the new option -ftrapv.
1420 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1422 * libgcc2.c: Added the missing #endif.
1424 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1426 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1428 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1430 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1431 Use smulv_optab for -ftrapv.
1432 (expand_mult_highpart): Use unsigned multiply.
1433 (expand_divmod): Special-case division by -1.
1434 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1435 For complex divide, use abs with unsigned result.
1436 * expr.c (force_operand): Use unsigned multiply.
1437 (expand_expr): Use overflow-trapping optabs for signed types if
1439 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1440 if the type is signed and the original call wasn't EXPAND_SUM or
1442 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1443 (negv_optab, absv_optab): Declare.
1444 * flags.h (flag_trapv): Declare.
1445 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1446 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1447 (gen_insn): Interpret '$P' as requiring an integer mode,
1448 including partial integer modes.
1449 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1450 (product_cheap_p): Use unsigned expand_mult.
1451 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1452 (negv_optab, absv_optab): Define.
1453 (expand_binop): Use overflow-trapping optabs for signed types if
1455 Handle negv_optab libe neg_optab.
1456 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1457 Use overflow-trapping optabs for signed result if flag_trapv.
1458 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1460 Don't open-code complex absolute-value operation for flag_trapv.
1461 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1462 sdivv_optab, negv_optab and absv_optab.
1463 * toplev.c (flag_trapv): Define.
1464 (lang_independent_options f_options): Include flag_trapv.
1465 * tree.h (TYPE_TRAP_SIGNED): Define.
1466 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1467 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1469 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
1470 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
1472 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
1473 David V. Henkel-Wallace <gumby@cygnus.com>
1475 * config/i386/t-netware: Bring in from the Red Hat tree.
1476 * config/i386/netware.h: Likewise.
1477 * config/netware.h: Likewise.
1478 * config/rs6000/netware.h: Delete.
1479 * configure.in: Add i[34567]86-*-netware.
1480 * configure: Hand-edit to match configure.in change.
1482 2000-10-18 Mark Mitchell <mark@codesourcery.com>
1484 * c-common.h (flag_no_builtin): Declare.
1485 (flag_no_nonansi_builtin): Likewise.
1486 (c_common_nodes_and_builtins): Change prototype.
1487 * c-common.c (flag_no_builtin): New variable.
1488 (flag_no_nonansi_builtin): Likewise.
1489 (c_common_nodes_and_builtins): Remove parameters. Adjust
1491 * c-decl.c (flag_no_builtin): Remove.
1492 (flag_no_nonansi_builtin): Likewise.
1493 (init_decl_processing): Adjust call to
1494 c_common_nodes_and_builtins.
1496 2000-10-18 Marc Espie <espie@openbsd.org>
1498 * tm.texi (LIBGCC_SPEC): Synch with reality.
1500 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1502 * c-common.c (check_format_types): Check for writing through a
1503 NULL pointer argument.
1505 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
1507 * tm.texi (Exception Region Output): Document
1508 DWARF_CIE_DATA_ALIGNMENT.
1509 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
1511 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
1512 DWARF_CIE_DATA_ALIGNMENT.
1514 2000-10-18 Michael Hayes <mhayes@cygnus.com>
1516 * basic-block.h (struct loop): Delete fields pre_header_root
1517 and pre_header_trace and replace with pre_header_edges
1518 and num_pre_header_edges.
1519 * flow.c (flow_loop_dump): Dump pre_header_edges.
1520 (flow_loops_free): Free pre_header_edges.
1521 (flow_loop_pre_header_scan): Calculate pre_header_edges.
1523 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1525 * contrib.texi: Update references to steering committee members
1526 and Jeff Law's entry.
1528 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1530 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
1531 (maybe_read_dollar_number, check_format_info_main): Use them for
1532 pedantic warning messages.
1534 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
1536 * c-common.c (check_format_info_main): Minor cleanup: move
1537 variables into inner scopes; initialize declarations where
1538 appropriate; don't hardcode "scanf" name on warning for zero
1541 2000-10-17 Mark Mitchell <mark@codesourcery.com>
1543 * c-common.c (back_end_hook): New variable.
1544 * c-common.h (back_end_hook): Declare it.
1545 * c-lang.c (finish_file): Use it.
1547 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1550 2000-10-18 Jan Hubicka <jh@suse.cz>
1552 * i386.c (ix86_comparison_operator, put_condition_code,
1553 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1554 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1555 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1556 * i386.md (adddi and negdi splitter): Use CCRCmode.
1557 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1558 (subsi3_carry): add '*'
1559 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1560 (cmp to add peep2): Use CCRCmode; swap operands.
1562 2000-10-18 Kazu Hirata <kazu@hxi.com>
1564 * h8300.c: Fix a comment typo.
1565 (round_frame_size): New.
1566 (compute_saved_regs): Likewise.
1569 (push_order): Remove.
1570 (pop_order): Likewise.
1571 (function_prologue): Rearrange code for readability.
1572 (function_epilogue): Likewise.
1574 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1575 expander that is used when not optimizing. Output a tab after
1576 each assembly insns.
1578 * reorg.c: Fix formatting.
1580 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1582 * reload1.c (move2add_note_store): Check for simple
1583 auto-inc in destination.
1585 2000-10-17 Michael Chastain <chastain@redhat.com>
1587 * config/i386/i386-aout.h: define INT_ASM_OP.
1589 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1591 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1593 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1595 * i370.md: Fix spelling typo.
1597 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1599 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1600 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1602 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1603 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1606 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1607 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1609 * rs6000/aix.h: ...to here.
1610 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1612 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1614 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1616 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1617 sure linker can relax even the delay slot mov %g1,%o7, fix output
1620 2000-10-17 Kazu Hirata <kazu@hxi.com>
1622 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1623 expander that is used when not optimizing. Output a tab after
1624 each assembly insns.
1626 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1628 * gcc.c: New options --target-help.
1629 (process_command): Added code to parse this new option.
1630 * toplev.c (display_target_options): New function to support the
1632 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1633 (cpp_handle_option): Support this new option.
1634 * invoke.texi: Added notes about --target-help option.
1636 2000-10-17 Graham Stott <grahams@redhat.com>
1638 * config/i386/i386.md (testqi_1): Add missing operand prefix
1640 * config/i386/i386-protos.h: Add missing prototype.
1642 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1644 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1645 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1646 using -mintel-syntax.
1648 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1650 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1651 (format_types): Use it for printf.
1652 (maybe_read_dollar_number): Add parameter for the kind of format
1653 involved. Warn for multiple use for arguments if this is
1654 inappropriate for the kind of format involved.
1655 (check_format_info_main): Update calls to maybe_read_dollar_number.
1657 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1659 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1660 * fixincl.x: Rebuilt.
1662 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1664 * genrecog.c (write_switch): Return the first condition that needs a
1667 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1669 * c-tree.h (warn_sequence_point): Move declaration to...
1670 * c-common.h (warn_sequence_point): ... here.
1671 * c-decl.c (warn_sequence_point): Move definition to...
1672 * c-common.c (warn_sequence_point): ... here.
1673 (struct reverse_tree): New.
1674 (reverse_list, reverse_max_depth): New static variables.
1675 (build_reverse_tree, common_ancestor, modify_ok
1676 verify_sequence_points): New functions.
1677 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1678 * c-typeck.c (check_modify_expr): Delete.
1679 (build_modify_expr): Don't call it.
1681 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1683 * c-common.h (warn_missing_format_attribute): New variable.
1684 * c-decl.c (warn_missing_format_attribute): New variable.
1685 (c_decode_option): Decode -Wmissing-format-attribute and
1686 -Wno-missing-format-attribute.
1687 * c-common.c (check_function_format): If
1688 -Wmissing-format-attribute, give a warning where a vprintf or
1689 vscanf function is called by a function without its own printf or
1691 * toplev.c (documented_lang_options): Add
1692 -Wmissing-format-attribute.
1693 * invoke.texi: Document -Wmissing-format-attribute.
1695 2000-10-17 Marc Espie <espie@openbsd.org>
1697 * invoke.texi (-shared): Insist on requiring code generation flags
1698 to be used along with -shared, and document the subtle failure that
1699 may occur otherwise.
1701 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1703 * pa.md (return_internal): Move `use' after `return'.
1705 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1707 * machmode.def: Correct comment.
1709 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1711 * print-rtl.c (print_rtx_head): Constify.
1712 * rtl.h (print_rtx_head): Similarly.
1714 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1715 Constify char * return value.
1717 (output_64bit_and, output_64bit_ior): Constify char * return value.
1718 (pa_can_combine_p): Make static.
1719 (function_arg): Decorate unused `named' argument. Fix comment typo.
1720 (function_arg_partial_nregs): Decorate unused `named' argument.
1722 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1724 * c-common.c (format_check_results): New structure.
1725 (finish_dollar_format_checking): Adjust to take a
1726 format_check_results * parameter.
1727 (check_format_info, check_format_info_recurse,
1728 check_format_info_main): Split check_format_info into three
1729 functions, the main checking going in check_format_info_main.
1730 Recurse when any reduction of the format string argument towards a
1731 string literal is done; go down both branches of a conditional
1732 expression. Don't warn for extra format arguments or empty format
1733 strings if they only occur in some branches of a conditional
1736 2000-10-16 Kazu Hirata <kazu@hxi.com>
1738 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1740 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1742 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1744 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1746 * i386.md (*movsi_or): Switch operand order for intel syntax.
1748 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1752 * gcc.texi (Contributing): Update.
1754 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1756 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1757 appropriate assembler dialect.
1759 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1761 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1763 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1765 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1766 constants 1 and 2 to NO_LD_REGS.
1768 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1772 * objc/Make-lang.in (objc-parse.c): Likewise.
1774 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1776 * arm.c: Include obstack.h
1777 (minipool_obstack, minipool_startobj): Define.
1778 (arm_add_gc_roots): Initialize them.
1779 (create_fix_barrier): Use our new obstack.
1780 (push_minipool_barrier, push_minipool_fix): Likewise.
1781 (arm_reorg): Release obstack memory.
1783 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1785 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1786 (prologue, exception_receiver, builtin_setjmp_receiver): New
1788 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1789 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1790 (load_pic_register): New prototype.
1791 * config/sparc/sparc.c (pic_setup_code): Remove.
1792 (finalize_pic): Rename to...
1793 (load_pic_register): ...this function.
1794 Don't look for nonlocal_goto_receivers and emit pic setup code
1795 directly. Don't check current_function_uses_pic_offset_table.
1797 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1799 * tree.h (struct obstack): Declare.
1801 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1804 * Makefile.in (ggc-callbacks.o): Remove target.
1805 (flow.o): Depend on GGC_H.
1806 * alias.c (init_alias_analysis):
1807 Remove ggc_p conditionals.
1808 (end_alias_analysis): Likewise.
1809 * basic-block.h (init_flow): New function.
1810 (allocate_reg_life_data): Declare.
1811 * bb-reorder.c (function_obstack): Replace with ...
1812 (flow_obstack): ... new variable.
1813 (fixup_reorder_chain): Use it.
1814 * c-decl.c (ggc_p): Remove.
1815 (caller-save.c): Don't call oballoc/obfree.
1817 undobuf): Remove storage.
1818 (try_combine): Don't call oballoc.
1819 (undo_all): Don't call obfree.
1820 * cse.c (insert): Use xmalloc, not
1822 (cse_main): Adjust accordingly.
1823 * dwarf2out.c (save_rtx): Remove
1825 (dwarf2out_init): Remove ggc_p conditionals.
1826 * emit-rtl.c (rtl_obstack): Remove.
1827 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1828 (make_insn_raw): Likewise.
1829 (emit_insn_before): Likewise.
1830 (emit_insn_after): Likewise.
1831 (emit_insn): Likewise.
1832 (gen_sequence): Likewise.
1833 (copy_insn_1): Remove handling of `b' RTL components.
1834 (init_emit_once): Remove ggc_p conditionals.
1835 * except.c (create_rethrow_ref): Don't fool with obstacks.
1836 (add_partial_entry): Likewise.
1837 (call_get_eh_context): Likewise.
1838 (begin_protect_partials): Likewise.
1839 (protect_with_terminate): Likewise.
1841 (plus_constant_wide): Likewise.
1842 * expr.c (init_expr_once):
1844 (emit_block_move): Likewise.
1845 (clear_storage): Likewise.
1846 (expand_expr): Likewise.
1847 * flow.c (function_obstack): Remove.
1848 (flow_obstack): New variable.
1849 (flow_firstobj): Likewise.
1850 (create_base_block): Use the flow_obstack.
1851 (split_block): Likewise.
1852 (split_edge): Likewise.
1853 (calculate_global_regs_live): Likewise.
1854 (allocate_bb_life_data): Make it static. Likewiwse.
1855 (init_flow): New function.
1856 (size_int_type_wide): Remove ggc_p conditionals.
1858 (push_function_context_to): Don't call save_tree_status.
1859 (pop_function_context_from): Or restore_tree_status.
1860 (assign_stack_local_1): Don't call push_obstacks.
1861 (find_fixup_replacement): Use xmalloc.
1862 (fixup_var_refs_insns): Free the storage.
1863 (insns_for_mem_walk): Don't mess with obstacks.
1864 (instantiate_decls): Likewise.
1865 (trampoline_address): Likewise.
1866 (expand_function_end): Likewise.
1867 * function.h (sturct function):
1868 Remove obstack-related variables.
1869 (save_tree_status): Don't declare.
1870 (restore_tree_status): Likewise.
1871 * gcse.c (compute_can_copy):
1872 Don't call oballoc/obfree.
1873 * genattrtab.c (operate_exp): Remove
1875 (simplify_cond): Likewise.
1876 (simplify_test_exp): Don't mess with obstacks.
1877 (optimize_attrs): Likewise.
1878 * gengenrtl.c (gendef): Don't include
1880 * ggc-callbacks.c (ggc_p): Remove.
1881 * ggc-none.c (ggc_p): Remove.
1882 * ggc.h (ggc_p): Don't declare.
1883 * integrate.c (save_for_inline): Don't mess with obstacks.
1884 (integrate_decl_tree): Likewise.
1885 (output_inline_function): Likewise.
1887 (init_EXPR_INSN_LIST_cache): Likewise.
1888 * loop.c (temp_obstack):
1890 (rtl_obstack): Likewise.
1891 (init_loop): Don't mess with obstacks.
1892 (reg_address_cost): Free BIVs and GIVs.
1893 (check_insns_for_bivs): Use xmalloc, not oballoc.
1894 (find_mem_givs): Likewise.
1895 (record_biv): Likewise.
1896 (general_induction_var): Likewise.
1897 (product_cheap_p): Likewse.
1898 * optabs.c (init_one_libfunc): Remove
1900 * print-tree.c (debug_tree): Don't use
1902 (print_node): Likewise.
1903 * profile.c (output_func_start_profiler):
1904 Remove call to temporary_allocation.
1906 (eliminate_regs_in_insn): Don't mess with obstacks.
1908 (mark_target_live_regs): Use xmalloc.
1909 (free_resource_info): Free the memory.
1910 * rtl.c (rtl_obstack):
1912 (rtvec_alloc): Don't mess with obstacks.
1913 (rtx_alloc): Likewise.
1915 (copy_rtx): Don't handle `b' cases.
1916 (read_rtx): Use a local rtl_obstack.
1917 * rtl.h (oballoc): Remove.
1919 (pop_obstacks): Likewise.
1920 (push_obstacks): Likewise.
1921 (allocate_bb_life_data): Likewise.
1922 (allocate_reg_life_data): Likewise.
1923 (rtx_free): Likewise.
1924 * sdbout.c (sdbout_queue_anonymous_type):
1925 Use tree_cons, not saveable_tree_cons.
1927 (cselib_init): Don't mess with obstacks.
1929 (mark_block_nesting): Mark the label_chain.
1930 (epxand_label): Use ggc_alloc, not oballoc.
1931 (clear_last_expr): Don't mess with obstacks.
1932 (expand_decl_cleanup): Likewise.
1933 (expand_dcc_cleanup): Likewise.
1934 (expand_dhc_cleanup): Likewise.
1935 (expand_anon_union_decl): Likewise.
1936 (add_case_node): Use xmalloc, not oballoc.
1937 (free_case_nodes): New function.
1938 (expand_end_case): Call it.
1939 * stor-layout.c (layout_type): Don't
1941 (layout_type): Likewise.
1942 * toplev.c (wrapup_global_declarations):
1944 (compile_file): Remove ggc_p conditionals.
1945 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1946 (decode_f_option): Remove ggc_p conditionals.
1948 (function_maybepermanent_obstack): Remove.
1949 (maybepermanent_obstack): Likewise.
1950 (function_obstack): Likewise.
1951 (tmeporary_obstack): Likewise.
1952 (momentary_obstack): Likewise.
1953 (temp_decl_obstack): Likewise.
1954 (saveable_obstack): Likewise.
1955 (rtl_obstack): Likewise.
1956 (current_obstack): Likewise.
1957 (expression_obstack): Likewise.
1958 (struct obstack_stack): Likewise.
1959 (obstack_stack): Likewise.
1960 (obstack_stack_obstack): Likewise.
1961 (maybepermanent_firstobj): Likewise.
1962 (temporary_firstobj): Likewise.
1963 (momentary_firstobj): Likewise.
1964 (temp_decl_firstobj): Likewise.
1965 (momentary_function_firstobj): Likewise.
1966 (all_types_permanent): Likewise.
1967 (struct momentary_level): Likewise.
1968 (momentary_stack): Likewise.
1969 (init_obstacks): Remove initialization of removed obstacks.
1970 (save_tree_status): Remove.
1971 (restore_tree_status): Likewise.
1972 (temporary_allocation): Liekwise.
1973 (end_temporary_allocation): Liekwise.
1974 (resume_temporary_allocation): Likewise.
1975 (saveable_allocation): Likewise.
1976 (push_obstacks): Likewise.
1977 (push_obstacks_nochange): Likewise.
1978 (pop_obstacks): Likewise.
1979 (allocation_temporary_p): Likewise.
1980 (permanent_allocation): Likewise.
1981 (preserve_data): Likewise.
1982 (preserve_initializer): Likewise.
1983 (rtl_in_current_obstack): Likewise.
1984 (rtl_in_saveable_obstack): Likewise.
1985 (oballoc): Likewise.
1987 (savealloc): Likewise.
1988 (expralloc): Likewise.
1989 (print_obstack_name): Likewise.
1990 (debug_obstack): Likewise.
1991 (object_permanent_p): Likewise.
1992 (push_momentary): Likewise.
1993 (perserve_momentary): Likewise.
1994 (clear_momentary): Likewise.
1995 (pop_momentary): Likewise.
1996 (pop_momentary_nofree): Likewise.
1997 (suspend_momentary): Likewise.
1998 (resume_momentary): Likewise.
1999 (make_node): Don't set TREE_PERMANENT.
2000 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
2001 Don't set TREE_PERMANENT.
2002 (get_identifier): Remove ggc_p conditionals.
2003 (build_string): Likewise.
2004 (make_tree_vec): Likewise.
2005 (build_decl_list): Remove.
2006 (build_expr_list): Likewise.
2007 (tree_cons): Remove ggc_p conditionals.
2008 (decl_tree_cons): Remove.
2009 (expr_tree_cons): Likewise.
2010 (perm_tree_cons): Likewise.
2011 (temp_tree_cons): Likewise.
2012 (saveable_tree_cons): Likewise.
2013 (build1): Remove ggc_p conditionals.
2014 (build_parse_node): Likewise.
2015 (build_type_attribute_variant): Don't mess with obstacks.
2016 (build_type_copy): Likewise.
2017 (type_hash_canon): Likewise.
2018 (build_pointer_type): Likewise.
2019 (build_reference_type): Likewise.
2020 (build_index_type): Likewise.
2021 (build_range_type): Likewise.
2022 (dump_tree_statistics): Don't print obstack information.
2024 (struct tree_common): Remove permanent_flag.
2025 (TREE_PERMANENT): Remove.
2026 (TREE_SET_PERMANENT): Likewise.
2027 (TYPE_OBSTACK): Likewise.
2028 (struct tree_type): Remove obstack.
2030 (savealloc): Likewise.
2031 (build_decl_list): Likewise.
2032 (build_expr_list): Likewise.
2033 (perm_tree_cons): Likewise.
2034 (temp_tree_cons): Likewise.
2035 (saveable_tree_cons): Likewise.
2036 (decl_tree_cons): Likewise.
2037 (expr_tree_cons): Likewise.
2038 (suspend_momentary): Likewise.
2039 (allocation_temporary_p): Likewise.
2040 (resume_momentary): Likewise.
2041 (push_obstacks_nochange): Likewise.
2042 (permanent_allocation): Likewise.
2043 (push_momentary): Likewise.
2044 (clear_momentary): Likewise.
2045 (pop_momentary): Likewise.
2046 (end_temporary_allocation): Likewise.
2047 (pop_obstacks): Likewise.
2048 (push_obstacks): Likewise.
2049 (pop_momentary_nofree): LIkewise.
2050 (preserve_momentary): Likewise.
2051 (saveable_allocation): Likewise.
2052 (temporary_allocation): Likewise.
2053 (resume_temporary_allocation): Likewise.
2054 (perserve_initializer): Likewise.
2055 (debug_obstack): Likewise.
2056 (rtl_in_current_obstack): Likewise.
2057 (rtl_in_saveable_obstack): Likewise.
2059 * varasm.c (current_obstack): Remove.
2060 (saveable_obstack): Remove.
2061 (rtl_obstack): Remove.
2062 (immed_double_const): Don't mess with obstacks.
2063 (immed_real_cons): Likewise.
2064 (output_constant_def): Likewise.
2065 (init_varasm_status): Use xcalloc.
2066 (mark_pool_constant): Mark the pool constant itself.
2067 (free_varasm_status): Free memory.
2068 (decode_rtx_const): Call bzero directly, rather than expanding it
2070 (record_rtx_const): Don't mess with obstacks.
2071 (force_const_mem): Likewise.
2072 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
2074 (aof_pic_entry): Likewise.
2075 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2076 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
2077 * config/pa/pa.c (saveable_obstack): Remove.
2078 (rtl_obstack): Likewise.
2079 (current_obstack): Likewise.
2080 (output_call): Don't mess with obstacks.
2081 (hppa_encode_label): Remove ggc_p conditionals.
2082 * config/romp/romp.c (get_symref): Don't mess with obstacks.
2083 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
2084 (rs6000_encode_section_info): Likewise.
2085 * config/sh/sh.c (get_fpscr_rtx): Likewise.
2087 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
2089 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
2090 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
2091 (addsi3_carry): Canonicalize.
2092 (addqi_5): Remove '*'.
2093 (sbb pattern): Canonicalize.
2095 * i386.md (cmp to inc/add peep2): New.
2097 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2099 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2102 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2104 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2105 * README.TRAD, TESTS.FLUNK: Remove.
2107 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2109 * c-common.c (decl_attributes): Don't allow strftime formats with
2110 first_arg_num nonzero.
2111 (check_format_info): Set wanted_type and wanted_type_name to zero
2112 before they are possibly assigned and used.
2114 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2116 * c-common.c (scanf_flag_specs): Add flags ' and I.
2117 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2118 or the ^ and # flags together.
2119 (scan_char_table): Handle the ' and I flags.
2120 (format_types): Add ' and I flags for scanf.
2122 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2124 * c-common.c (print_char_table): Use the unpromoted type for
2125 lengths "h" and "hh" with conversions dioxXu.
2126 (check_format_types): Apply the default argument promotions where
2127 the wanted type is not a pointer target.
2129 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2130 Joseph S. Myers <jsm28@cam.ac.uk>
2132 * c-typeck.c (check_modify_expr): New function.
2133 (build_modify_expr): Call it if warn_sequence_point.
2134 * c-decl.c (warn_sequence_point): New variable.
2135 (c_decode_option): Handle -Wsequence-point and
2136 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2137 * c-tree.h (warn_sequence_point): Declare.
2138 * invoke.texi (-Wsequence-point): Document.
2139 * toplev.c (documented_lang_options): Add -Wsequence-point and
2140 -Wno-sequence-point.
2141 Original work by Michael Meeks, 16 Jun 1998.
2143 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2145 * tree.c (get_narrower): Don't look at precision of field if
2148 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2150 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2151 declaration for data with "progmem" attribute.
2153 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2155 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2156 Correct insn length if shift count is a memory operand.
2157 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2158 (*iorhi3_clobber): Change lo8 to hi8.
2159 (zero_extendhisi2): Change %B0 to %A1.
2160 (ashlhi3, ashrhi3): Correct insn length.
2161 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2162 from "clobber" to "set_n" in some alternatives.
2164 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2166 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2167 remove its insn_chain structure as well.
2169 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2171 * dbxout.c (dbxout_source_line): Remove extra tab.
2173 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2175 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2177 2000-10-09 Richard Henderson <rth@cygnus.com>
2179 * Makefile.in (LANG_LIB2FUNCS): Remove.
2180 (LIB2FUNCS): Remove _pure.
2181 (LIB2ADD): Remove LANG_LIB2FUNCS.
2182 (stage_a): Don't set LANG_LIB2FUNCS.
2183 * libgcc2.c (__terminate): Mark noreturn.
2184 (__pure_virtual): Remove.
2185 * mklibgcc.in: Remove LIB2ADD .txt processing.
2187 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2189 * arm.md (push_multi): Revert unintended change.
2191 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2193 * arm.c: Miscellaneous white space and comment clean-ups. No
2197 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2200 STRING_CST by calling combine_strings.
2202 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2204 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2205 (thumb_output_move_mem_multiple): Support new insn format.
2206 * arm.md (movmem12b): Use SSA compatible format.
2207 (movmem8b): Likewise.
2209 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2211 * arm.md (predicable): New attribute, default to "no".
2212 (all patterns): Mark as predicable if appropriate.
2213 (conditional execution splits): Split using predication format.
2214 (define_cond_exec): Define.
2215 * arm.c (arm_print_operand): handle insn predicate.
2217 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2219 * README.NS32K: Remove file.
2221 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2223 * README-bugs: Remove file.
2225 2000-10-08 Philipp Thomas <pthomas@suse.de>
2226 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2228 * configure: Rebuilt.
2230 2000-10-08 Philipp Thomas <pthomas@suse.de>
2231 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2232 disable catalog building if no suitable program was found.
2233 Move warning message from here
2234 (AM_GNU_GETTEXT): To here.
2235 * configure: Rebuilt.
2237 2000-10-08 Philipp Thomas <pthomas@suse.de>
2238 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2239 different cache variables.
2240 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2241 uses different cache variables.
2242 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2243 * configure: Regenerated.
2245 2000-10-08 Richard Henderson <rth@cygnus.com>
2247 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2248 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2249 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2252 * config/t-linux (SHLIB_EXT): New.
2253 (SHLIB_LINK): Use the entire build command, with substitutions.
2254 (SHLIB_LIBS): Remove.
2255 * config/alpha/t-osf4: Likewise.
2256 * config/mips/t-iris6: Likewise.
2257 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2258 * config/sparc/t-slibgcc-sld: ...here.
2259 * config/sparc/t-slibgcc: New file.
2261 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2263 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2264 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2266 (intmax_type_node, uintmax_type_node): Define.
2267 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2268 attributes create a type wider than intmax_t.
2269 (T_IM, T_UIM): Define properly.
2270 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2272 (init_decl_processing): Initialize intmax_type_node and
2274 * c-lex.c (lex_number): When pedantic and warning for integer
2275 constants that are too large, in C99 mode warn for those that have
2276 a type wider than long long.
2278 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2280 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2281 FMT_FLAG_FANCY_PERCENT_OK): Define.
2282 (format_char_info): Add flag "4" to comment.
2283 (format_flag_spec, format_flag_pair): New structures.
2284 (format_kind_info): Add additional fields to control format
2286 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2287 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2289 (time_char_table): Use "4" flag to handle %Ey.
2290 (format_types): Add entries for new fields.
2291 (get_flag_spec): New function.
2292 (check_format_info): Increase size of flag_chars[] to 256.
2293 Control format checking using the new fields of a format_kind_info
2294 and the new tables; remove all conditionals on printf_format_type,
2295 scanf_format_type or strftime_format_type. Handle all details of
2296 bad combinations of flags (including width, precision and strftime
2297 modifiers) through data rather than ad hoc code. Handle all
2298 details of standard versions in which flags appeared through
2299 data. Use the "4" flag.
2301 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2303 * config/h8300/h8300.md: Remove the memory alternative and correct
2304 the insn lengths in the templates for sign extention and zero
2307 2000-10-07 Richard Henderson <rth@cygnus.com>
2309 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2310 * flow.c (make_edges): Revert last change.
2312 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2314 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2316 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2318 * config/alpha/elf.h: Standardize the formatting.
2320 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2322 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2325 2000-10-06 Richard Henderson <rth@cygnus.com>
2327 * function.c (diddle_return_value): Examine
2328 current_function_return_rtx instead of the DECL_RESULT.
2329 (expand_function_end): Handle reloading DECL_RESULT from memory
2330 into a hard register. Query promote_mode for sign of mismatched
2333 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2335 * haifa-sched.c (schedule_insns): Fix typo in freeing
2336 forward_dependency_cache.
2338 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2340 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2341 `TARGET_SH2' as a condition.
2343 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2345 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2346 forward_dependency_cache): New variables.
2347 (add_dependence, remove_dependence): Use anti_dependency_cache and
2348 output_dependency_cache.
2349 (compute_block_forward_dependences): Use forward_dependency_cache.
2350 (schedule_insns): Allocate and free memory for anti/output/forward
2351 dependencies caches.
2353 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2355 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2356 `! TARGET_SH1'. Reindent.
2358 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2360 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2361 Move functions from here ...
2363 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2365 (c_expand_builtin): New function.
2366 (init_function_format_info): Don't set `check_function_format_ptr'.
2367 (c_common_nodes_and_builtins): Set built_in_class type for
2368 printf/__builtin_printf to BUILT_IN_FRONTEND.
2369 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2371 * c-common.h (build_function_call): Declare.
2373 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2374 to `lang_expand_expr' rather than `expand_builtin'.
2376 * tree.c (check_function_format_ptr): Delete.
2378 * tree.h (check_function_format_ptr): Likewise.
2380 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2382 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2383 DW_OP_bregx when cfa->reg > 31.
2385 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2388 2000-10-05 Richard Henderson <rth@cygnus.com>
2390 * c-decl.c (warn_missing_noreturn): Remove.
2391 (c_expand_body): Don't set or check can_reach_end.
2392 * c-tree.h (warn_missing_noreturn): Move ...
2393 * flags.h: ... here.
2394 (can_reach_end): Remove.
2395 * flow.c (check_function_return_warnings): New.
2396 (make_edges): No edge to exit for noreturn sibcalls.
2397 * function.c (expand_function_end): Save the return value
2398 clobber instruction.
2399 (mark_function_status): Mark it.
2400 * function.h (struct function): Add x_clobber_return_insn.
2401 * jump.c (can_reach_end): Remove.
2402 (calculate_can_reach_end): Remove.
2403 (jump_optimize_1): Don't call it.
2404 * output.h (check_function_return_warnings): Declare.
2405 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2406 (rest_of_compilation): Call check_function_return_warnings.
2408 2000-10-05 Richard Henderson <rth@cygnus.com>
2410 * Makefile.in (NM_FOR_TARGET): New.
2411 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2412 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2413 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2414 shared library build on that and EXTRA_MULTILIB_PARTS.
2415 * mkmap-flat.awk: New file.
2416 * mkmap-symver.awk: New file.
2417 * libgcc-std.ver: New file.
2418 * config/libgcc-glibc.ver: New file.
2419 * config/ia64/libgcc-ia64.ver: New file.
2420 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2421 (SHLIB_LINK): Add --version-script.
2422 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2423 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2424 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2425 (SHLIB_LINK): Add -M.
2427 2000-10-05 Richard Henderson <rth@cygnus.com>
2429 * Makefile.in (LIB2FUNCS): Add _clz.
2430 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2431 (__clz_tab): Put in its own unit, non-static.
2432 * libgcc2.h: Always include longlong.h.
2434 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2435 a zero instead of -1.
2436 (count_trailing_zeros): Likewise.
2438 2000-10-05 Richard Henderson <rth@cygnus.com>
2440 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2441 when second op1 is const0_rtx. Validate op0 as a register.
2442 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2443 in the first argument of the compare.
2444 (setcc_swapped_internal): Likewise.
2445 (setne_internal): Likewise.
2447 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2449 * tree.c (tree_size): New function split out of copy_node.
2450 (make_node): Remove obstack handling. Use tree_size.
2451 (copy_node): Use tree_size.
2452 * tree.h: Prototype tree_size.
2454 2000-10-05 Richard Henderson <rth@cygnus.com>
2456 * diagnostic.c (output_format): Add missing break.
2458 2000-10-05 Jim Wilson <wilson@cygnus.com>
2460 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2461 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2462 sequence insn to INSN, and delete last sequence insn.
2464 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2466 * gcc.c (main): Include generated configargs.h header
2467 and use arguments in '-v' output.
2469 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2471 * gcc.c: Move data on prefixes forward in file and reorganize.
2472 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
2473 Always define, but make null if no value.
2474 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
2475 and "md_startfile_prefix_1".
2476 (main): Check whether md_exec_prefix and the others are the
2477 null string rather than whether the macro is defined.
2479 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2481 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
2482 from PSImode to SImode.
2484 2000-10-05 Jakub Jelinek <jakub@redhat.com>
2486 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
2487 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
2488 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
2491 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2493 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
2494 negation in proper type.a
2496 2000-10-04 Richard Henderson <rth@cygnus.com>
2498 * configure.in (enable-shared): New.
2499 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
2500 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
2501 * mklibgcc.in: Use them to link shared a libgcc.
2502 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
2503 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
2504 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
2505 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
2507 * configure.in (alpha-osf*): Use t-osf and x-osf.
2508 * config/alpha/t-osf: New file.
2509 * config/alpha/t-osf4: New file.
2510 * config/alpha/x-osf: New file.
2511 * config/alpha/x-alpha: Remove file.
2513 2000-10-04 Will Cohen <wcohen@redhat.com>
2515 * c-typeck.c (process_init_element): Added warning for zero-length
2518 * extend.texi (Zero Length): State that static initializers for
2519 zero-length arrays are not allowed.
2521 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
2523 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
2526 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2528 * config/float-c4x.h: New.
2529 * configure.in (c4x-*): Set float_format to c4x.
2530 * configure: Regenerate.
2532 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
2535 compilation for solaris versions 2.7 and greater.
2537 2000-10-02 Marc Espie <espie@openbsd.org>
2539 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
2540 instead of redefining from scratch.
2542 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2544 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2546 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2548 * config/ns32k/genix.h: Remove.
2549 * config/ns32k/x-genix: Likewise.
2550 * config/ns32k/xm-genix.h: Likewise.
2551 * config/fx80: Remove all filee in directory.
2552 * config/pyr: Likewise.
2553 * config/tahoe: Likewise.
2554 * config/gmicro: Likewise.
2555 * config/spur: Likewise.
2556 * configure.in: Remove configury bits for above targets.
2557 * configure: Regenerated.
2559 * configure.in: Don't configure chill by default.
2560 * configure: Regenerated.
2562 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2563 (lang_mark_false_label_stack): Remove.
2564 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2565 <top level> string in GC area.
2566 (mark_splay_tree_node): New function.
2567 (mark_splay_tree): Likewise.
2568 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2570 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2571 * ggc-common.c (lang_mark_false_label_stack): Change type.
2572 * ggc.h (ggc_alloc_string): Add comment.
2573 (ggc_strdup): New function.
2575 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2577 * config/avr/avr.h (BRANCH_COST): Define as 0.
2579 * config/pdp11/pdp11.c: #include "tree.h" added.
2581 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2583 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2584 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2585 with known shift count.
2586 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2587 New alternative for shift count 2 with no scratch register.
2588 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2589 "set_n" for shift counts 1 and 2.
2591 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2593 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2594 the mask value from the individual SET operations.
2595 (return_internal_si): Move the USE after the RETURN.
2596 (return_internal_di): Likewise.
2597 (return_and_restore_fpregs_si): Likewise.
2598 (return_and_restore_fpregs_di): Likewise.
2599 (return_eh_si): Likewise.
2600 (return_eh_di): Likewise.
2601 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2603 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2604 Don't generate a PARALLEL around a single operation movsi_to_cr.
2605 Generate the RETURN first in any PARALLELs.
2607 * rtlanal.c (single_set_1): Use fatal_insn to display the
2608 invalid insn. Check for more cases when a USE or CLOBBER occurs
2610 * Makefile.in: Update dependencies for rtlanal.o.
2612 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2614 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2616 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2618 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2619 Consistently use @email for formatting email addresses.
2621 2000-09-29 Richard Henderson <rth@cygnus.com>
2623 * cse.c (notreg_cost): New argument outer.
2624 (COST): Pass in SET to notreg_cost
2626 (fold_rtx): Use COST_IN. Prefer constants when costs
2629 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2631 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2632 * fixinc/fixincl.x: Regenerate.
2634 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2636 * loop.c (check_final_value): A GIV is not replaceable if used
2639 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2641 * version.c: Bump to gcc-2.97.
2643 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2645 * final.c (final_scan_insn): Remove extra extract_insn call;
2646 Use caching for constrain_operands.
2647 (cleanup_subreg_operands): Use caching for extract_insn.
2648 * recog.c (constrain_operands_cached): New.
2649 * recog.h (constrain_operands_cached): Declare.
2650 * i386.c (ix86_attr_length_immediate_default,
2651 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2654 * recog.c (asm_noperands): Tweak.
2655 (extract_insn): Do not call asm_noperads for non-asm instructions.
2657 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2659 * recog.c (recog_memoized): Rename to recog_memoized_1.
2660 * recog.h (recog_memoized): Rename to recog_memoized_1.
2661 (recog_memoized): New macro.
2662 * rtl.h (single_set): Rename to single_set_1
2663 (single_set): New macro.
2664 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2667 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2668 Do not use match_dup of input operands at outputs.
2669 Use register_operand for memory expression.
2670 (rep_movsi): Put use last, canonicalize.
2671 Use register_operand for memory expression.
2672 (rep_movqi): Put use last.
2673 Use register_operand for memory expression.
2674 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2675 of input operands at outputs. Use register_operand for memory
2677 (rep_stossi): Put use last; canonicalize; fix match_dup in
2678 the address expression
2679 (rep_stosqi): Likewise.
2680 (memcmp expander): Update calls.
2681 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2684 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2686 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2688 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2690 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2691 Contains the old contents of config/i386/freebsd.h
2692 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2693 Contains the old contents of config/i386/freebsd-elf.h
2694 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2695 config/i386/freebsd.h.
2696 * configure.in: Adjust for above changes.
2697 * po/POTFILES.in: Likewise.
2698 * po/en_GB.po: Likewise.
2699 * po/gcc.pot: Likewise.
2700 * configure: Rebuilt.
2702 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2704 * doloop.c (doloop_modify): Prevent delete_insn() from
2705 deleting too much. Prefer loop->top over loop->start as
2706 target for the new JUMP insn.
2707 (doloop_valid_p): Ignore loop with exit_count != 0.
2709 2000-09-28 Philipp Thomas <pthomas@suse.de>
2711 * invoke.texi (i386 Options): Add athlon to table of possible
2714 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2716 * diagnostic.h (output_clear_message_text): New function.
2717 (output_message_text): New macro.
2719 * diagnostic.c (clear_text_info): Rename to
2720 output_clear_message_text.
2721 (output_clear): Adjust.
2722 (output_finish): Rename to output_finalize_message. Tweek.
2723 (output_to_stream): Adjust.
2725 2000-09-28 Neil Booth <neilb@earthling.net>
2727 * cpperror.c (_cpp_begin_message): Do the test for suppression
2728 of warnings and pedantic warnings before the "is a warning an
2730 * cppinit.c (cpp_handle_option): Remove surplus \n.
2731 * cpplex.c (ON_REST_ARG): Delete.
2732 (skip_block_comment): Initialise prevc.
2733 (parse_args): Improve error messages.
2734 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2736 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2737 * cppmain.c (main): Set callbacks for #ident and #pragma
2738 only if no_output option is false.
2739 (do_pragma_implementation): Only call the #pragma handler
2740 if it is set in the cpp_reader structure.
2742 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2744 * integrate.c (copy_insn_list): if an ignored return value
2745 is being clobbered, skip cloning that into the inline copy.
2747 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2749 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2750 use @uref for formatting URLs.
2752 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2754 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2757 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2759 * gcc.c (cpp_options): Add spec for -ftabstop=.
2760 (invoke_as): New spec that handles invoking as.
2761 Update specs to handle -save-temps and -traditional.
2762 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2764 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2765 invoke_as, and handle -save-temps and -traditional (if
2768 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2770 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2772 (function_arg_slotno): Accept TImode/CTImode.
2773 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2776 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2778 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2781 2000-09-25 Jim Wilson <wilson@cygnus.com>
2783 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2784 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2785 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2786 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2788 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2790 * cpplex.c (parse_args): Don't set VOID_REST flag.
2791 (CONTEXT_VARARGS): New flag.
2792 (maybe_paste_with_next): Set context earlier in loop. Use
2793 it. Do varargs test with CONTEXT_VARARGS flag.
2794 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2795 pushing an argument context for a varargs argument.
2796 * cpplib.h (VOID_REST): Delete.
2797 * gcc.dg/cpp/vararg1.c: Add test case.
2799 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2801 * flags.h: Declare warning flag warn_system_headers.
2802 * toplev.c: Define it.
2803 (W_options): Add option -Wsystem-headers.
2804 * diagnostic.c (count_error): Test warn_system_headers.
2805 * invoke.texi: Add description for -Wsystem-headers.
2806 * cpplib.h (cpp_options): New member warn_system_headers.
2807 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2808 CPP_IN_SYSTEM_HEADER.
2809 * cpplib.c (do_import, do_pragma_once): Likewise.
2810 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2811 and CPP_IN_SYSTEM_HEADER.
2812 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2813 (print_help): Describe -Wsystem_headers.
2814 * cpplex.c (lex_line): Reorganize condition so that warnings
2815 about C++ comments in system headers can be enabled. Remove
2816 label do_line_comment.
2818 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2820 * cpplex.c (save_comment): Only store the initial '/'
2822 (lex_token): Combine handling of the two comment types.
2823 Pass everything but the initial '/' to save_comment.
2825 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2827 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2828 _cpp_can_paste): New library-internal prototypes.
2829 * cpplex.c (dump_param_spelling, output_line_command,
2830 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2831 cpp_printf, cpp_output_list): Move to cppoutput.c.
2832 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2833 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2835 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2836 dump_param_spelling, output_line_command, cpp_scan_buffer,
2837 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2839 * Makefile.in: Add cppoutput.c.
2840 * po/POTFILES.in: Add cppoutput.c.
2842 2000-09-25 Richard Henderson <rth@cygnus.com>
2844 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2845 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2846 split until after reload.
2847 (rotlsi3, rotldi3): New.
2849 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2851 * diagnostic.c (output_last_position): Define.
2852 (set_real_maximum_length): Tweek.
2853 * diagnostic.h (output_last_position): Declare.
2855 2000-09-25 Kazu Hirata <kazu@hxi.com>
2857 * config/i386/i386.c: Fix formatting.
2859 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2861 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2862 UNITS_PER_WORD is small.
2864 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2866 * c-common.c (format_char_info): Add flags2; update comments.
2867 (print_char_table, scan_char_table, time_char_table): Split some
2868 flags out into flags2.
2869 (check_format_info): Use flags2 for those flags, for identifying
2870 the initial character of a scanf scanset, and for identifying
2871 printf formats where the '0' flag is ignored with precision.
2873 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2875 Changes below marked "here" add TABs on either or both sides,
2876 covering start of line, up to any operand for all noted .*ASM.*_OP
2877 definitions. All callers changed.
2878 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2879 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2880 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2881 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2882 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2883 Fix typos in description for LONG_LONG_TYPE_SIZE and
2884 FINI_SECTION_ASM_OP.
2885 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2886 why these defaults don't have leading spacing.
2887 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2888 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2889 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2890 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2891 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2892 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2893 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2894 * varasm.c (ASM_STABS_OP): Here.
2895 * xcoffout.h (ASM_STABS_OP): Here.
2896 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2897 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2898 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2899 STRING_ASM_OP): Here.
2900 * config/freebsd.h (IDENT_ASM_OP): Here.
2901 * config/linux-aout.h (SET_ASM_OP): Here.
2902 * config/linux.h (SET_ASM_OP): Here.
2903 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2905 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2906 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2907 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2908 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2910 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2911 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2912 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2913 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2914 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2915 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2916 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2917 * config/a29k/udi.h (INT_ASM_OP): Here.
2918 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2919 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2921 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2922 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2923 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2924 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2925 ASM_STABD_OP): Here.
2926 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2927 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2928 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2929 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2930 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2931 SIZE_ASM_OP, STRING_ASM_OP): Here.
2932 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2933 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2934 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2935 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2936 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2937 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2939 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2940 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2941 * config/arm/coff.h (INT_ASM_OP): Here.
2942 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2943 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2944 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2945 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2946 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2947 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2948 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2949 STRING_ASM_OP): Here. Update documentation copy in comments.
2950 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2951 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2952 DATA_SECTION_ASM_OP): Here.
2953 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2955 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2956 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2957 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2958 BSS_SECTION_ASM_OP): Here.
2959 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2960 BSS_SECTION_ASM_OP): Here.
2961 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2963 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2964 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2965 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2966 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2967 BSS_SECTION_ASM_OP): Here.
2968 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2969 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2970 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2971 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2972 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2974 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2975 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
2977 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
2978 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2979 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
2980 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2982 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
2983 * config/i386/netbsd.h (INT_ASM_OP): Here.
2984 * config/i386/openbsd.h (INT_ASM_OP): Here.
2985 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
2986 IDENT_ASM_OP): Here.
2987 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
2988 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
2989 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
2990 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
2991 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
2992 SHARED_BSS_SECTION_ASM_OP): Here.
2993 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
2994 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2995 DATA_SECTION_ASM_OP): Here.
2996 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2997 CONST_SECTION_ASM_OP): Here.
2998 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
2999 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3000 BSS_SECTION_ASM_OP): Here.
3001 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
3002 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
3003 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
3004 BSS_ASM_OP): Here, but use trailing spaces.
3005 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3006 DATA_SECTION_ASM_OP): Here.
3007 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
3009 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
3010 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
3011 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3012 TDESC_SECTION_ASM_OP): Here.
3013 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
3014 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3015 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3017 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3018 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
3019 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3020 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3021 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
3022 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
3023 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3024 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
3025 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
3026 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
3027 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3028 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3030 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3031 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3032 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
3033 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
3034 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
3035 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
3036 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
3037 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3038 GLOBAL_ASM_OP): Here.
3039 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
3040 BSS_SECTION_ASM_OP): Here.
3041 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
3042 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3043 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
3044 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
3046 * config/m68k/newsgas.h (SET_ASM_OP): Here.
3047 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
3048 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3049 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3050 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3051 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
3052 but use trailing spaces.
3053 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
3054 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
3055 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
3057 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3058 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3059 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3060 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3061 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3062 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
3063 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
3064 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
3065 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
3066 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
3067 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3068 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
3070 * config/m88k/openbsd.h (SET_ASM_OP): Here.
3071 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3072 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3073 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
3074 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
3075 DTORS_SECTION_ASM_OP): Here.
3076 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
3077 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3078 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
3079 BSS_SECTION_ASM_OP): Here.
3080 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
3081 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
3082 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
3083 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
3084 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
3085 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3086 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
3087 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
3089 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
3091 * config/mips/osfrose.h (SET_ASM_OP): Here.
3092 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
3093 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
3094 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3095 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3097 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3098 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3099 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3100 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3101 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3102 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3104 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3106 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3107 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3108 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3110 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3111 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3112 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3113 * config/sparc/linux64.h (COMMON_ASM_OP,
3114 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3115 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3116 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3117 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3118 * config/sparc/pbd.h (ASM_INT_OP): Here.
3119 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3120 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3121 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3122 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3123 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3124 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3125 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3126 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3127 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3128 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3129 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3130 EH_FRAME_SECTION_ASM_OP): Here.
3131 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3132 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3134 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3136 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3137 TCOMMON_ASM_OP): Here.
3138 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3140 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3143 2000-09-25 Richard Henderson <rth@cygnus.com>
3145 * expmed.c (store_bit_field): Adjust last change to not consider
3146 any word-sized field naturally aligned.
3148 2000-09-24 Richard Henderson <rth@cygnus.com>
3150 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3151 TFmode unordered compares properly. Revalidate integer compare
3153 (alpha_emit_setcc): New.
3154 (alpha_emit_conditional_move): Revalidate integer compare operands.
3155 * config/alpha/alpha-protos.h: Update.
3156 * config/alpha/alpha.md (cmpdi): Allow general operands.
3157 (sne): Use alpha_emit_setcc.
3158 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3159 (sunordered, sordered): New.
3161 2000-09-24 Richard Henderson <rth@cygnus.com>
3163 * config/ia64/ia64-protos.h: Update.
3164 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3165 (ia64_expand_call): New.
3166 (ia64_expand_prologue): Emit an alloc if we need extra input
3168 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3169 instruction if true.
3170 (struct reg_flags): Add is_sibcall.
3171 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3172 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3173 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3174 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3175 * config/ia64/ia64.md (call): Use ia64_expand_call.
3176 (call_value): Likewise.
3177 (sibcall, sibcall_value): New.
3178 (call patterns): Remove extra expanders; tidy.
3179 (sibcall_epilogue): New.
3180 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3182 2000-09-24 Richard Henderson <rth@cygnus.com>
3184 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3186 * sibcall.c (skip_pic_restore): New.
3187 (identify_call_return_value): Use it.
3189 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3191 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3192 functions. Generalize to handle both C and C++.
3193 * Makefile.in (c-tree.info): New target.
3194 (info): Add c-tree.info.
3196 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3198 * expr.c (store_field): If BITSIZE is negative, use size of type.
3199 (expand_expr, case COMPONENT_EXPR): Likewise.
3201 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3203 * cpplex.c: Update TODO comment.
3204 * cpplib.c (do_error, do_warning): Merge common code of
3205 do_error and do_warning into do_diagnostic. Use it.
3206 (do_diagnostic): New function.
3207 * cpplib.h: Fix comment typo.
3209 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3211 * c-common.c (check_format_info): Warn for a wide character string
3212 used as a non-wide format argument.
3214 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3216 * builtins.def (BUILT_IN_LLABS): Add.
3217 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3218 * c-common.c (c_common_nodes_builtins): Create builtin functions
3219 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3220 outside of C99 mode.
3221 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3223 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3225 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3226 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3227 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3228 _cpp_free_toklist): No need to worry about extra dummy token
3229 at the start of token lists any more.
3230 (trigraph_ok): Only warn outside comments.
3231 (skip_block_comment): Set and clear lexing_comment.
3232 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3233 Set and clear lexing_comment.
3234 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3235 (check_long_token): Delete.
3236 (lex_percent, lex_dot): New subroutines of lex_token to
3237 handle lexing of '.' and '%' without lookback.
3238 (lex_token): Use lex_dot and lex_percent.
3239 (lex_line): Don't check for LIST_OFFSET.
3240 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3241 * cpplib.c (_cpp_parse_assertion): Similarly.
3242 (cpp_push_buffer): Initialize extra_char.
3243 * cpplib.h (LIST_OFFSET): Delete.
3244 (struct cpp_buffer): New member extra_char.
3245 (struct lexer_state): New members lexing_comment and seen_dot.
3247 2000-09-23 Jason Merrill <jason@redhat.com>
3249 * config/rs6000/x-aix41 (CLIB): Define here.
3250 * config/rs6000/t-aix43: Not here.
3251 * config/rs6000/t-aix41: Or here. Remove.
3252 * configure.in: Don't use it.
3254 2000-09-22 Jason Merrill <jason@redhat.com>
3256 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3257 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3258 * config.in: Regenerate.
3260 * configure.in: Fix checks for assembler features when using a
3261 one-tree assembler that has not yet been built.
3262 Fix --disable-threads.
3264 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3266 * stmt.c (expand_asm_operands): Allow # in constraints.
3268 2000-09-22 Jason Merrill <jason@redhat.com>
3270 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3272 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3273 function-local names.
3275 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3276 Mark Mitchell <mark@codesourcery.com>
3278 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3279 * flags.h (warn_disabled_optimization): Add it here.
3280 * gcse.c (gcse_main): Add warning when disabled.
3281 * invoke.texi: Document -Wdisabled-optimization.
3283 2000-09-21 Jason Merrill <jason@redhat.com>
3285 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3287 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3288 (gen_variable_die): Call it for non-definitions.
3290 * dwarf2out.c (die_struct): Add die_mark field.
3291 (mark_dies, unmark_dies): New fns.
3292 (clear_die_sizes): Remove.
3293 (print_die): Check die_symbol rather than die_offset.
3294 (build_abbrev_table, output_pubnames, output_aranges): Check
3295 die_mark rather than die_offset.
3296 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3299 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3301 * cppfiles.c (lookup_include_file): Rename to open_file.
3302 Always create a splay tree value, even on syscall failures.
3303 Negative entries indicated by fd == -2.
3304 Re-open files closed in the meantime.
3305 (_cpp_fake_include): Create a negative splay tree entry.
3306 (find_include_file, cpp_read_file): Update for function name
3308 * gcc.gd/cpp/mi4.c: Testcase.
3310 2000-09-21 Nick Clifton <nickc@redhat.com>
3312 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3313 ARM and THUMB modes.
3315 * config/mcore/mcore.c: Fix compile time warnings.
3316 * config/mcore/mcore-protos.h: Fix compile time warnings.
3318 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3320 * configure.in: Correct test of gcc_cv_glibc.
3321 * configure: Rebuilt.
3322 * config.in: Rebuilt.
3324 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3326 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3327 (expand_builtin): Handle BUILT_IN_FWRITE.
3329 * builtins.def (BUILT_IN_FWRITE): New entry.
3331 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3333 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3335 * gcc.c (modify_target): New variable and struct.
3336 (process_command): Handle MODIFY_TARGET_NAME.
3337 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3338 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3340 * c-decl.c (finish_decl): Add else's to avoid referencing
3341 TYPE_DOMAIN of an ERROR_MARK.
3343 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3345 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3348 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3350 * config/avr/avr.md (neghi2): Add alternative for input and output
3351 operands in different registers, as in negsi2.
3352 (*negsi2): Remove '*' from the name. Use "movw" if available.
3354 2000-09-19 Jim Wilson <wilson@cygnus.com>
3356 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3357 HAVE_GAS_HIDDEN macro.
3359 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3361 * cpplex.c (lex_line): Drop the EOF token for unknown
3362 directives in assembler.
3364 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3366 * configure.in: Allow enable_threads_flag value of "aix". Define
3367 thread_file as "aix" for AIX 4.3 and above.
3368 * configure: Regenerated.
3370 * gthr-aix.h: New file.
3372 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3373 Remove 403 processor multilib match. Fix rios2 processor multilib
3376 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3377 to return to appropriate csect.
3379 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3381 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3383 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3384 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3387 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3390 * c-common.c (init_function_format_info): Handle __builtin_printf.
3391 Set `check_function_format_ptr'.
3392 (c_common_nodes_and_builtins): Set `puts_ftype' and
3393 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3394 __builtin_printf and printf.
3396 * tree.c, tree.h (check_function_format_ptr): Declare.
3398 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3400 * cppfiles.c (read_include_file): Take no special action for
3403 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3405 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3406 rather than that of branch.
3407 (shorten_branches): Don't increment insn_current_address twice.
3409 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3410 * loop.h (struct induction): Delete members derived, ix and last_use.
3411 (struct loop_ivs): Delete members first_increment_giv and
3413 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3414 recombine_givs): Delete functions.
3415 (find_and_verify_loops): Don't initialize cont_dominator.
3416 (strength_reduce): Lose code to try to find bivs that can be
3417 expressed as givs of another biv, and to convert biv increments
3419 Lose loop_scan_start variable, always use loop->scan_start.
3420 Don't call recombine_givs. Don't handle derived givs.
3421 (record_giv): Don't initialize derived and last_use fields.
3422 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3424 * unroll.c (derived_regs): Delete static variable.
3425 (unroll_loop): Don't initialize it.
3426 (copy_loop_body): Lose code to handle derived givs.
3427 (find_splittable_givs): Don't check for givs made from biv
3429 Don't set derived_regs.
3431 Fix misapplied earlier patch:
3432 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3434 (floatsisf2): Generate floatsisf_ie by default.
3435 (floatsisf_i4): Conditional on TARGET_SH4.
3437 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3438 predicate for the expanders.
3440 2000-09-19 Richard Henderson <rth@cygnus.com>
3442 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3443 in addition to pentium and pentiumpro symbols.
3444 (CPP_CPU_DEFAULT_SPEC): Likewise.
3446 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3449 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3450 if the tree has side effects.
3451 (warn_if_unused_value): Do not warn about void constructs.
3453 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3455 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3456 calling invert_jump.
3458 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3460 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3463 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3465 * Makefile.in (c-common.o): Depend on diagnostic.h.
3467 * c-common.c: Include diagnostic.h.
3469 (status_warning): New function.
3470 (check_format_info, maybe_read_dollar_number, check_format_types,
3471 finish_dollar_format_checking, check_function_format): Accept a
3472 `status' parameter. All callers changed.
3474 * c-common.h (check_function_format): Accept a `status' parameter.
3476 * c-typeck.c: Update call to `check_function_format'.
3478 2000-09-18 Richard Henderson <rth@cygnus.com>
3480 * c-decl.c (c_expand_body): Call mark_varargs before
3481 expand_function_start.
3483 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3485 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
3486 * config/rs6000/eabi-ci.asm: Likewise.
3488 2000-09-18 Richard Henderson <rth@cygnus.com>
3490 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
3493 2000-09-18 Jim Wilson <wilson@cygnus.com>
3495 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
3496 before passing it to fold_rtx_mult_add.
3498 * unroll.c (final_giv_value): Pass increment through
3499 extend_value_for_giv before passing it to emit_iv_add_mult.
3501 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
3502 paradoxical subreg, then directly substitute the replacement and
3505 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
3507 * cpp.texi: Update documentation, including some clarifications,
3508 the treatment of various newline combinations, and space between
3509 backslash and newline.
3511 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3513 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
3514 Replace ASM_OUTPUT_LABELREF with assemble_name.
3516 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3518 * sh.c (addsubcosts): CONST is not cheap.
3519 (find_barrier): For Sh1, take alignment after jumps into account.
3521 2000-09-15 Andrew Haley <aph@redhat.com>
3523 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
3524 remove all SETs of SUBREGs of hard registers.
3525 * function.c (purge_hard_subreg_sets): New function.
3526 (purge_single_hard_subreg_set): New function.
3527 * rtl.h: (purge_hard_subreg_sets): New function.
3529 2000-09-18 Richard Henderson <rth@cygnus.com>
3531 * config/ia64/ia64-protos.h: Update.
3532 * config/ia64/ia64.c (signed_inequality_operator): New.
3533 (ia64_expand_compare): New.
3534 (ia64_register_move_cost): Handle PR_REGS moves.
3535 (ia64_secondary_reload_class): Require a GR when moving to a PR.
3536 (struct reg_write_state): Add written_by_and/or.
3537 (struct reg_flags): Add is_and/or.
3538 (rws_update): Set them.
3539 (rws_access_regno): Test them to allow parallel comparisons.
3540 (rtx_needs_barrier): Recognize parallel comparisons.
3541 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
3542 Call recog_memoized; ignore pred_rel_mutex.
3543 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3544 (ia64_reorg): Do it here instead.
3545 * config/ia64/ia64.h: s/CCmode/BImode/g
3546 (MODES_TIEABLE_P): Don't tie BImode.
3547 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3548 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3549 (RTX_COSTS): Make multiply 4 insns.
3550 (MEMORY_MOVE_COST): New.
3551 (PREDICATE_CODES): Update.
3552 * config/ia64/ia64.md: s/CCmode/BImode/g
3553 (movcci, movbi): New.
3554 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3555 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3556 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3557 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3558 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3559 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3560 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3561 (mulsi, muldi): Use xmpy not xma.
3563 (movcc, movcc_internal): Remove.
3564 (branch expanders): Use ia64_expand_compare.
3565 (setcc expanders): Likewise.
3566 (cmov insns): Use move_operand and ia64_move_ok.
3567 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3568 scheduler from moving it past a use.
3569 * config/ia64/build.hacks: Remove.
3571 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3573 * cpphash.h (HASHSTEP): Take character rather than pointer
3575 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3577 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3579 * cpplex.c (auto_expand_name_space, trigraph_replace,
3580 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3581 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3582 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3583 KNOWN_DIRECTIVE): Delete.
3585 (handle_newline, check_long_token, skip_escaped_newlines,
3586 unterminated): New functions.
3587 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3589 (parse_identifier): Was parse_name, new implementation.
3590 (skip_line_comment, skip_block_comment, skip_whitespace,
3591 parse_number, parse_string, trigraph_ok, save_comment,
3592 adjust_column, _cpp_get_line): New implementations.
3594 (lex_token): New function. Lexes a token at a time, looking
3595 forwards. Contains most of the guts of the old lex_line.
3596 (lex_line): New implementation, using lex_token to obtain
3598 (cpp_scan_buffer): Use the token's line, not the list's line.
3600 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3601 New implementations.
3602 (do_assert): Don't bother setting the answer's list's line.
3603 (cpp_push_buffer): Initialise new pfile and read_ahead members
3604 of struct cpp_buffer.
3606 * cpplib.h (cppchar_t): New typedef.
3607 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3609 (struct lexer_state): New structure that determines the state
3610 and behaviour of the lexer.
3611 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3612 (struct cpp_reader): New member "state". Rename
3613 multiline_string_line and multiline_string_column. Delete
3614 col_adjust, in_lex_line members.
3615 (CPP_BUF_COLUMN): Update.
3617 2000-09-18 Richard Henderson <rth@cygnus.com>
3619 * combine.c (simplify_comparison): Shift a NOT out of a single
3622 * combine.c (if_then_else_cond): Canonicalize BImode true to
3624 * explow.c (trunc_int_for_mode): Likewise.
3626 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3627 the NOT for De Morgan's rule.
3628 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3629 of a comparison to the reverse comparison.
3631 * combine.c (try_combine): Allow split to create a single insn.
3633 * machmode.def: Add BImode. Add a column for bitsize.
3634 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3635 (GET_MODE_BITSIZE): Use it.
3636 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3637 (mode_bitsize): New.
3638 (mode_mask_array): Use bitsize.
3639 * combine.c (combine_simplify_rtx): Require inner and outer
3640 modes to match on nonzero_bits optimizations.
3642 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3644 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3645 its entry in spill_reg_store.
3646 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3647 * sh.c (reg_no_subreg_operand): New function.
3648 * sh-protos.h (reg_no_subreg_operand): Declare it.
3649 * sh.h (PREDICATE_CODES): Add it.
3650 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3651 input operand that needs to be in fpul.
3652 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3653 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3654 might add new insns.
3656 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3658 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3660 (sh_expand_epilogue): Take the PIC register into account when
3661 computing the frame size.
3663 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3664 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3665 LABEL_REFs with a PIC-safe unspec.
3667 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3669 * c-common.c (check_format_info): Properly save the argument
3670 number and parameter for $ operand number formats in case width
3671 and precision arguments are also used. Allow printf width and
3672 precision arguments to have operand numbers even if none was
3673 specified for the main format, since this is OK for %*.*m. Only
3674 object to missing $ operand number if the format used requires an
3677 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3679 * c-common.c (format_char_info): Add 'W' flag to comment.
3680 (print_char_table, scan_char_table): Use it.
3681 (check_format_info): Use the 'W' flag to determine whether a
3682 format argument is written into.
3684 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3686 * c-common.c (check_format_types): Reorganise and clean up,
3687 checking earlier for ERROR_MARKs and making cur_type into its
3688 TYPE_MAIN_VARIANT where convenient.
3690 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3692 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3694 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3696 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3698 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3699 * i386.c (struct builtin_description): New.
3700 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3701 (mmx_reg_operand): Declare MODE arg as unused.
3702 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3703 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3704 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3705 ix86_init_builtins, ix86_expand_builtin): New functions.
3706 * i386.h (ix86_builtins): New enumeration.
3707 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3708 * i386.md (attr length_immediate): 0 for mmx/sse types.
3709 (attr prefix_0f): 1 for mmx/sse types.
3710 (setcc_2): Remove "*" so we get gen_setcc_2.
3711 (emms): Account for changed register numbering. Set "memory" attr
3713 (sfence): Set "memory" attr to unknown.
3715 2000-09-18 Andreas Jaeger <aj@suse.de>
3717 * configure.in: Define _GNU_SOURCE only when using the GNU C
3719 * configure: Regenerated.
3720 * config.in: Regenerated.
3722 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3724 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3725 * flow.c (flow_dump_loop): Likewise.
3726 (flow_loops_dump): Likewise.
3728 * c-typeck.c (c_start_case): Fix typo.
3730 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3732 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3733 to int for plain complex which defaults to complex double. Do
3734 warn about defaulting to complex double if pedantic. Warn about
3735 complex integer types if pedantic. Warn about complex types if
3736 pedantic and not in C99 mode.
3737 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3738 for complex conjugation.
3740 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3742 * contrib.texi: Update my entry.
3744 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3746 * config/avr/avr.md (mcu_enhanced): New attribute.
3747 (mcu_mega): Likewise.
3748 (extendhisi2): Use mcu_enhanced.
3749 (zero_extendhisi2): Likewise.
3750 (call_insn): Use mcu_enhanced and mcu_mega.
3751 (call_value_insn): Likewise.
3752 (*sbrx_branch): Use mcu_mega.
3753 (*sbrx_and_branchsi): Likewise.
3754 (*sbrx_and_branchhi): Likewise.
3755 (*tablejump_lib): Likewise.
3757 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3759 * alias.c (true_dependence): Allow non-unchanging read to conflict
3760 with unchanging write.
3762 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3763 (store_constructor): Pass alias_set to it.
3765 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3766 TYPE_MAIN_VARIANT of ERROR_MARK.
3767 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3769 * simplify-rtx.c (simplify_unary_operation): Add cases
3770 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3772 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3774 * expr.h (emit_library_call, emit_library_call_value): Delete
3776 * rtl.h (enum libcall_type): New.
3777 (emit_library_call, emit_library_call_value): Change fn_type arg to
3778 be of type enum libcall_type.
3779 * calls.c: Likewise for the function definitions. Several callers
3780 throughout changed to use the new enumeration appropriately.
3781 (emit_library_call_value_1): Likewise. Put back code to make libcall
3782 blocks of equal form, but only use it for the two new higher
3785 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3787 Convert the C front-end to use function-at-a-time mode.
3788 * c-common.h: Include splay-tree.h.
3789 (C_DECLARED_LABEL_FLAG): New macro.
3790 (struct language_function): Add x_scope_stmt_stack and
3791 x_function_name_declared_p.
3792 (RECHAIN_STMTS): Move definition.
3793 (lang_statment_code_p): Likewise.
3794 (lang_expand_stmt): Likewise.
3795 (lang_expand_decl_stmt): New variable.
3796 (lang_expand_function_end): Likewise.
3797 (current_scope_stmt_stack): New function.
3798 (add_decl_stmt): Likewise.
3799 (add_scope_stmt): Likewise.
3800 (mark_stmt_tree): Likewise.
3801 (struct c_lang_decl): New structure.
3802 (DECL_SAVED_TREE): Define.
3803 (c_mark_lang_decl): New function.
3804 (c_expand_start_cond): Change prototype.
3805 (c_finish_then): New function.
3806 (c_finish_else): Likewise.
3807 (current_function_name_declared): Remove.
3808 (set_current_function_name_declared): Likewise.
3809 (mark_c_language_function): Declare.
3810 (case_compare): Likewise.
3811 (c_add_case_label): Likewise.
3812 (c_expand_expr): Likewise.
3813 (c_safe_from_p): Likewise.
3814 * c-common.c (lang_expand_function_end): New variable.
3815 (struct if_elt): Add if_stmt.
3816 (c_expand_start_cond): Add the if-statement to the statement-tree,
3817 rather than generating RTL.
3818 (c_finish_then): New function.
3819 (c_expand_start_else): Don't generate RTL.
3820 (c_finish_else): New function.
3821 (c_expand_expr_stmt): Don't generate RTL.
3822 (statement_code_p): Add SCOPE_STMT.
3823 (case_compare): New function.
3824 (c_add_case_label): Likewise.
3825 (mark_stmt_tree): Likewise.
3826 (c_mark_lang_decl): Likewise.
3827 (mark_c_language_function): Likewise.
3828 (c_expand_expr): Likewise.
3829 (c_safe_from_p): Likewise.
3830 * c-decl.c (c_stmt_tree): New variable
3831 (c_scope_stmt_stack): Likewise.
3832 (c_function_name_declared_p): Likewise.
3833 (lang_expand_expr_stmt): Remove.
3834 (poplevel): Don't call output_inline_function for nested
3836 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3838 (redeclaration_error_message): Change means of computing whether
3839 or not a function is nested.
3840 (lookup_label): Don't call label_rtx.
3841 (init_decl_processing): Add more GC roots.
3842 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3843 calling rest_of_decl_compilation.
3844 (finish_decl): Don't call expand_decl.
3845 (store_parm_decls): Begin the statement-tree, but don't generate
3847 (finish_function): Tie off the statement-tree. Call c_expand_body
3849 (c_expand_body): New function.
3850 (push_c_function_context): Save more information.
3851 (pop_c_function_contxt): Likewise.
3852 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3853 (lang_mark_tree): Mark it.
3854 (current_stmt_tree): Adjust.
3855 (current_scope_stmt_stack): New function.
3857 (set_current_name_declared): Likewise.
3858 (c_begin_compound_stmt): Define.
3859 (c_expand_decl_stmt): Likewise.
3860 * c-lang.c: Include rtl.h and expr.h.
3861 (lang_init): Set more language-specific hooks.
3862 * c-lex.c: Include expr.h.
3863 * c-parse.in: Changes throughout to add statements to the
3864 statement-tree, rather than generating RTL after every statement.
3865 * c-semantics.c (lang_expand_decl_stmt): Define.
3866 (add_decl_stmt): New function.
3867 (add_scope_stmt): Likewise.
3868 (finish_stmt_tree): Tweak.
3869 (genrtl_expr_stmt): Likewise.
3870 (genrtl_decl_stmt): Handle local labels, and call
3871 lang_expand_decl_stmt if required.
3872 (genrtl_for_stmt): Fix line-number handling.
3873 (genrtl_case_label): Handle cleanups.
3874 (genrtl_asm_stmt): Don't call combine_strings.
3875 (genrtl_compound_stmt): Simplify.
3876 (expand_stmt): Handle SCOPE_STMTs.
3877 * c-tree.h (struct lang_decl): New structure.
3878 (C_DECLARED_LABEL_FLAG): Remove.
3879 (c_begin_compound_stmt): Declare.
3880 (c_expand_decl_stmt): Likewise.
3881 (c_expand_start_case): Rename to c_start_case.
3882 (c_finish_case): New function.
3883 * c-typeck.c (start_init): Tweak setting of
3884 constructor_incremental.
3885 (c_expand_asm_operands): Tweak error-handling. Add to the
3887 (c_expand_return): Add to the statement-tree.
3888 (c_expand_start_case): Rename to ...
3889 (c_start_case): ... this.
3890 (struct c_switch): New type.
3891 (switch_stack): New variable.
3892 (do_case): Simplify.
3893 (c_finish_case): New function.
3894 * dependence.c: Include expr.h.
3895 (enum dependence_type): Change spelling of enumerals.
3896 (check_node_dependence): Adjust.
3897 * expr.h (lang_safe_from_p): Declare.
3898 (safe_from_p): Likewise.
3899 * expr.c (lang_safe_from_p): New variable.
3900 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3901 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3902 * toplev.c (rest_of_decl_compilation): Robustify.
3903 * tree.c (contains_placeholder_p): Likewise.
3904 * Makefile.in: Update dependencies.
3905 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3906 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3907 (objc_expand_function_end): New function.
3908 (finish_method_def): Use it.
3909 (init_objc): Initialize more language-specific hooks.
3910 * objc/Make-lang.in: Update dependencies.
3912 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3914 * configure.in: Define macros that affect features before
3915 testing for features. Don't define _XOPEN_SOURCE.
3916 * configure: Regenerated.
3917 * config.in: Regenerated.
3919 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3921 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3922 (rtx_unstable_p): Restructure code. Volatile asms
3925 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3927 * function.h (no_debugging_symbols): New field.
3928 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3929 Initialize no_debugging_symbols.
3930 (output_inline_function): Save and restore write_symbols and set from
3931 no_debugging_symbols.
3932 * toplev.c (rest_of_compilation): Call save_for_inline.
3933 * tree.h: Update comment.
3935 * stor-layout.c (place_field): Don't do anything if field or
3936 its type are ERROR_MARK.
3938 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3940 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3941 (read_include_file): Ensure inc->mmaped is initialized.
3943 2000-09-16 Richard Henderson <rth@cygnus.com>
3945 * cppiles.c (purge_cache): Use PTR not caddr_t.
3947 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3949 * gcc.c: In description for %{<S}, say the option removed is -S.
3950 * invoke.texi (Spec Files): Ditto.
3952 2000-09-16 Andreas Jaeger <aj@suse.de>
3954 * configure.in: Always define _GNU_SOURCE to make interfaces
3955 visible that were hidden by only defining _GNU_SOURCE.
3956 * configure: Regenerated.
3958 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3960 * cpplex.c (push_macro_context): Set an argument's level after
3961 calling parse_args. We could loop infinitely otherwise.
3963 2000-09-15 Tom Tromey <tromey@cygnus.com>
3965 * configure, config.in: Rebuilt.
3966 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3968 2000-09-15 Greg McGary <greg@mcgary.org>
3970 * cppmacro.c (check_trad_stringification): Check token
3971 text pointers against limit before dereferencing.
3973 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3975 * c-common.c (format_wanted_type): New structure.
3976 (check_format_types): New function.
3977 (check_format_info): Pass all checking of types of format
3978 arguments, including width and precision arguments, to this new
3981 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3983 * BUGS: Remove file.
3985 2000-09-15 Jakub Jelinek <jakub@redhat.com>
3987 * config/alpha/alpha.c (override_options): ev6 cache latencies
3988 from Richard Henderson. Don't allow -mmemory-latency=L0.
3990 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
3991 (TARGET_OPTIONS): Add tune=.
3992 (alpha_tune_string): Declare.
3993 * config/alpha/alpha.c (override_options): Add cpu_table.
3994 Use alpha_cpu_string first to set both alpha_cpu and target_flags
3995 and then alpha_tune_string to set alpha_cpu only.
3996 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
3997 * config/alpha/elf.h (ASM_FILE_START): Likewise.
3998 * config/alpha/osf.h (ASM_FILE_START): Likewise.
3999 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
4001 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
4003 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
4005 (ix86_comparison_operator, ix86_cc_mode): Declare
4006 * i386.h (CCGC, CCGCO): New modes.
4007 (SELECT_CC_MODE): Move offline to ....
4008 * i386.c (ix86_cc_mode): .... here; use new modes.
4009 (ix86_comparison_operator): New.
4010 (fcmov_comparison_operator): Ensure proper mode.
4011 (put_condition_mode): More sanity checking.
4012 (ix86_match_ccmode): Handle new modes.
4013 (ix86_expand_fp_compare): GEU requires CCmode.
4014 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
4016 * i386.md (cmp?i_ccz_1): Remove
4017 (cmp?i_ccno_1): Use ix86_match_ccmode.
4018 (cmp?i_minus_1): New.
4019 (cmpsi_1): New expander.
4020 (cmpqi_ext_1): Use match_ccmode
4021 (cmpqi_ext_3): New expander.
4022 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
4023 (cmpqi_ext_4): Use match_ccmode.
4024 (add?i_?): Use match_ccmode.
4026 (test?i_ccz_1): Remove
4028 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
4029 (testqi_ext_0): Use ix86_match_ccmode.
4030 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
4031 (xorqi_cc_ext_1): New expander.
4032 (shift patterns): Use CCGOCmode for all shifts except for sar.
4033 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
4034 (setcc_3, jcc_3, miv?icc_c): Remove.
4036 2000-09-15 Will Cohen <wcohen@redhat.com>
4038 * dwarf2out.c (add_const_value_attribute): Changed array into a
4039 xmalloced object, so it exists after function exit.
4040 (free_AT): Added case for dw_val_class_float to free allocated
4043 2000-09-15 Kazu Hirata <kazu@hxi.com>
4045 * config/i386/i386.md: Fix a comment typo.
4046 * gcc.c: Fix formatting.
4048 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4050 * optabs.c (emit_libcall_block): If target is a user variable,
4051 copy to a temporary first.
4052 * expr.c (convert_move): When generating a libcall, make a libcall
4054 * calls.c (emit_library_call_value_1): Don't create a libcall
4055 sequence here; our caller will in most cases do it.
4057 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
4059 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
4060 * sh.md (reload_outsf): Generate recognizable patterns for
4062 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
4063 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
4064 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
4065 truncdfsf2_i4): Change not to use explicit references to fpul.
4066 (floatsisf2_ie): Remove USE of fpscr.
4067 (floatsisf2): Change default expansion to match this.
4068 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
4071 2000-09-15 Richard Henderson <rth@cygnus.com>
4073 * expmed.c (store_bit_field): Consider naturally aligned
4074 memory for direct reference.
4076 2000-09-15 Richard Henderson <rth@cygnus.com>
4078 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
4079 AND addresses into alias set 0.
4080 (alpha_expand_unaligned_store): Likewise.
4081 (alpha_expand_unaligned_load_words): Likewise.
4082 (alpha_expand_unaligned_store_words): Likewise.
4084 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4086 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
4087 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
4089 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
4090 rsize of UNITS_PER_WORD.
4092 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
4094 * cpplex.c (ON_REST_ARG): Correct the test.
4095 (maybe_paste_with_next): Duplicate a token that fail pasting,
4096 and clear its PASTE_LEFT flag, so that nested pasting attempts
4099 2000-09-14 Richard Henderson <rth@cygnus.com>
4101 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4102 * cse.c (rtx_cost): Likewise.
4103 * optabls.c (expand_binop): Likewise.
4104 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4105 * regclass.c (copy_cost): Likewise.
4106 * reload1.c (reload_cse_move2add): Likewise.
4108 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4110 * c-parse.in (reswords): Add _Complex.
4112 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4114 * gcc.1: Delete documentation for -undef preprocessor option.
4116 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4118 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4119 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4120 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4121 Remove undefine before config/elfos.h.
4122 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4124 2000-09-14 Kazu Hirata <kazu@hxi.com>
4126 * invoke.texi (H8/300 Options): Add -ms2600.
4127 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4128 is used without -ms.
4129 * config/h8300.h (TARGET_MAC): New.
4130 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4131 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4132 machine other than H8/S2600.
4133 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4136 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4138 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4139 pseudos that refer to the original pseudos, not only to their
4140 equivalent memory locations.
4142 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4144 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4145 when making new MEM.
4147 * Makefile.in (LN): Remove duplicate definition.
4149 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4151 From Joern Rennecke:
4152 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4153 on an insn and function_invariant_p returns nonzero for the source,
4154 add a REG_EQUAL note.
4156 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4158 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4159 conflict with frame_pointer_rtx.
4161 2000-09-13 Kazu Hirata <kazu@hxi.com>
4163 * loop.c: Fix formatting.
4166 2000-09-13 Richard Henderson <rth@cygnus.com>
4168 * config/ia64/ia64.md (divsf3): New.
4169 (divsf3_internal_lat, divsf3_internal_thr): New.
4170 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4171 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4172 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4173 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4174 (nmadddf4_alts, nmadddf4_trunc): New.
4175 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4176 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4177 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4178 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4179 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4180 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4181 (nmaddtf4_truncdf_alts): New.
4182 (recip_approx): Don't predicate.
4184 2000-09-13 Richard Henderson <rth@cygnus.com>
4186 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4188 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4190 * flags.h (flag_dump_rtl_in_asm): Declare.
4191 * toplev.c (flag_dump_rtl_in_asm): Define.
4192 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4193 if -dP is specified.
4194 * rtl.h (print_rtx_head): Declare.
4195 * print-rtl.c (print_rtx_head): Define.
4196 (print_rtx): Print the string pointed to by print_rtx_head
4197 at beginning of each dump line.
4198 (print_rtl): Likewise.
4199 (print_rtl_single): Likewise.
4200 * final.c (final_scan_insn): Dump the insn in the assembly
4202 * gcc.1: Document -dP option.
4203 * invoke.texi (Debugging Options): Likewise.
4205 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4207 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4208 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4209 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4211 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4213 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4214 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4215 (*clrstrqi): Likewise.
4216 (xorhi3,xorsi3,absqi2): Likewise.
4217 (one_cmplhi2,one_cmplsi2): Likewise.
4218 (addsi3): Two stupid constraint alternatives removed.
4219 (extendhisi2): Use `movw' for enhanced avr cores.
4220 (zero_extendhisi2): Likewise.
4222 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4224 * alias.c (find_base_term): Use frame_pointer_rtx
4225 when handling an ADDRESSOF.
4227 * cse.c (canon_hash): Handle USE of BLKmode memory.
4228 (cse_insn): Outgoing arguments for a libcall don't
4229 affect any recorded expressions.
4231 2000-09-12 Tom Tromey <tromey@cygnus.com>
4233 * configure, config.in: Rebuilt.
4234 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4236 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4238 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4239 * expr.c (expand_expr): Don't optimize constant array references
4240 initialized with wide string constants.
4242 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4244 * loop.c (note_set_pseudo_multiple_uses): Correct.
4246 2000-09-12 Jim Wilson <wilson@cygnus.com>
4248 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4249 else block, and X has side-effects, then fail.
4251 2000-09-12 Greg McGary <greg@mcgary.org>
4253 * config/mips/mips-protos.h
4254 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4255 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4256 (PREDICATE_CODES): Add "trap_cmp_op".
4257 * config/mips/mips.c
4258 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4259 * config/mips/mips.md (trap, conditional_trap): New patterns.
4261 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4263 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4266 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4268 * builtins.c (built_in_decls): New array.
4269 (expand_builtin_fputs): New function.
4270 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4272 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4274 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4276 * tree.h (built_in_decls): New array.
4278 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4280 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4282 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4284 2000-09-12 Kazu Hirata <kazu@hxi.com>
4286 * haifa-sched.c: Fix formatting.
4288 * genattrtab.c: Fix formatting.
4290 * unroll.c: Fix formatting.
4292 2000-09-12 Bruce Korb <bkorb@gnu.org>
4294 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4295 remove obsolete code
4296 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4297 * fixinc/fixincl.tpl: make non-exported arrays static scope
4298 * fixinc/fixincl.x: regenerate
4299 * fixinc/fixlib.h: Use PARAMS, not _P_
4300 * fixinc/fixtests.c: make a type for the test proc & use it
4301 * fixinc/server.h: Use PARAMS, not _P_
4303 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4305 * c-typeck.c (process_init_element): Avoid union init warnings on
4306 floating point zero. Don't crash on unions containing structs.
4308 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4310 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4311 general_movsrc_operand, and remove CONST_INT from
4312 general_movdst_operand.
4314 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4316 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4317 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4318 regs with a higher cost.
4319 (preferrable): Deal with cases where either cost or regcost is
4321 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4323 (COSTS_N_INSNS): Move definition...
4325 (MAX_COST): New macro.
4326 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4329 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4331 * c-common.h (genrtl_clear_out_block): Remove.
4332 * c-semantics.c (genrtl_clear_out_block): Remove.
4333 (genrtl_while_stmt): Don't call it.
4334 (genrtl_for_stmt): Likewise.
4336 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4338 * cppfiles.c: Move all default-#defines to top of file.
4339 (open_include_file): Replace by lookup_include_file.
4340 (read_with_read, read_file): Merged into read_include_file.
4341 (stack_include_file, purge_cache): New functions.
4342 (close_cached_fd): Delete.
4343 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4344 Cache the in-memory buffer, not the file descriptor.
4346 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4348 (xcnew): New utility macro.
4349 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4350 * cpplib.h (struct cpp_buffer): Remove mapped field.
4352 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4354 * cpplex.c (parse_string): Accept backslash space newline as a
4356 (lex_line): Likewise.
4357 (_cpp_get_token): Remove hard limit on macro nesting.
4359 2000-09-12 Philipp Thomas <pthomas@suse.de>
4361 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4362 * configure: Rebuilt.
4364 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4366 * flow.c (split_block): Fix update of registers live at
4369 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4371 * i386.md (add?i_3, add?i_5): New.
4372 (add?i_4): Rename from add?i_3; Fix compare pattern.
4373 (sub?i_3, xor?i_3, ior?i_3): New.
4375 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4376 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4377 instead of extract_insn and extract_constrain_insn_cache instead of
4378 extract_insn and constrain_operands.
4379 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4381 (extract_insn): Clear which_alternative.
4382 (constrain_operands): Set which_alternative to -1 when failed.
4383 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4386 2000-09-11 Matthew Hiller <hiller@redhat.com>
4388 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4389 on operand 0 to '+'.
4390 (movstricthi): Likewise.
4392 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4394 * loop.h (LOOP_IVS): New macro.
4395 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4396 (struct loop_ivs): New.
4397 (struct loop_info): Add ivs field.
4398 (reg_iv_type, reg_iv_info): Delete prototype.
4399 (reg_biv_class, loop_iv_list): Likewise.
4400 * loop.c (record_biv, find_life_end): Pass loop argument.
4401 (reg_iv_type): Remove global array and use
4402 field in loop_regs structure within loop_ivs structure.
4403 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4404 (first_increment_giv, last_increment_giv): Use entry in
4406 (record_initial): Pass ivs pointer.
4407 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4409 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4411 * loop.h (LOOP_REGS): New macro.
4412 (struct loop_regs): New.
4413 (struct loop_info): Add regs field.
4414 * loop.c (set_in_loop): Remove global array and store
4415 in loop_regs structure as part of loop_info structure.
4416 (n_times_set, may_not_optimize): Likewise.
4417 (reg_single_usage, moved_once): Likewise.
4418 (count_one_set): Add regs argument.
4419 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4420 (set_pseudo_multiple_uses): Pass regs pointer.
4422 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4424 * unroll.c (iteration_info): Subsume into loop_iterations.
4425 * loop.h (loop_info): New field iv.
4427 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4429 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4430 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4431 (flow_loops_update): New prototype.
4432 (flow_loops_find): Add flags to prototype.
4433 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4434 * flow.c (flow_loop_pre_header_scan): New.
4435 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4436 (flow_loop_free): Free pre-header root and trace and exit dominators.
4437 (flow_loops_find): New argument flags.
4438 (flow_loops_update): New function.
4439 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4441 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4443 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4444 * flow.c (split_block, update_bb_for_insn): New functions.
4446 2000-09-11 Richard Henderson <rth@cygnus.com>
4448 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4450 2000-09-11 Richard Henderson <rth@cygnus.com>
4452 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4453 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4454 (ia64_override_options): Prevent optimizing division for both
4455 latency and throughput.
4456 (rtx_needs_barrier): Handle frcpa.
4457 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4458 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4459 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4460 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4461 -minline-divide-max-throughput.
4462 (PREDICATE_CODES): Update.
4463 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4464 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4465 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4466 (extendsftf2): Likewise.
4467 (extenddftf2): Likewise.
4468 (fix_trunctfdi2_alts): New.
4469 (fixuns_trunctfdi2_alts): New.
4470 (madd*4): Rename from madd*3.
4471 (divsi3, modsi3, udivsi3, umodsi3): New.
4472 (divsi3_internal): New.
4473 (divdi3, moddi3, udivdi3, umoddi3): New.
4474 (divdi3_internal_lat, divdi3_internal_thr): New.
4475 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
4476 (recip_approx): New.
4478 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
4480 * print-rtl.c (debug_call_placeholder_verbose): New variable.
4481 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
4483 * integrate.c (copy_rtx_and_substitute): Don't share
4484 LEAF_REG_REMAPpable registers with the inlined function. Don't
4485 share the function value with calling sequences.
4487 2000-09-11 Jakub Jelinek <jakub@redhat.com>
4489 * c-decl.c (do_case): Fix a typo.
4491 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
4492 to a if the comparison is floating mode and not -ffast-math.
4493 * simplify-rtx.c (simplify_ternary_operation): Likewise.
4495 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4497 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
4498 gen_ic_invalidate_line.
4500 2000-09-11 Philip Blundell <pb@futuretv.com>
4502 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
4504 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
4506 * install.texi (LANGUAGES): Update to include new languages.
4509 2000-09-11 DJ Delorie <dj@redhat.com>
4511 * gcc.c (main): Don't warn about unused -B prefixes
4512 (unused_prefix_warnings): remove
4514 2000-09-11 Kazu Hirata <kazu@hxi.com>
4516 * final.c: Fix formatting.
4518 * integrate.c: Fix formatting.
4520 2000-09-11 Geoff Keating <geoffk@cygnus.com>
4522 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
4524 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
4526 * reload.c (regno_clobbered_p): Fix thinko in previous change.
4528 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4530 * gcc.1: Document 68hc11 specific options.
4532 2000-09-10 Geoff Keating <geoffk@cygnus.com>
4534 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
4535 (TARGET_LONG_DOUBLE_128): Define.
4536 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
4537 (LONG_DOUBLE_TYPE_SIZE): Redefine.
4538 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
4539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
4540 of __LONG_DOUBLE_128__.
4541 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
4543 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4544 (CPP_SYSV_DEFAULT_SPEC): Define.
4545 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4546 (INIT_TARGET_OPTABS): Define.
4548 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4549 (RS6000_UITRUNC): Likewise.
4550 (INIT_TARGET_OPTABS): New macro.
4551 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4552 (trunc_defined): Delete.
4553 (output_prolog): Don't output .extern definitions for fp->int
4554 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4555 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4556 (trunc_defined): Delete.
4557 (RS6000_ITRUNC): Moved to aix.h.
4558 (RS6000_UITRUNC): Likewise.
4559 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4560 only emit a libcall.
4561 (fixuns_truncdfsi2): Delete.
4562 (trunc_call): Delete.
4563 (trunc_call_rtl): Delete.
4565 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4567 * varasm.c (make_decl_rtl): Restore leading star on
4568 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4570 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4572 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4573 won't give a spurious error for '#pragma pack()'. Simplify
4574 control flow for readability. 'reset' action is not necessary.
4576 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4578 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4579 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4580 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4581 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4583 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4584 profile.c, sdbout.c, tradcif.y, tree.c:
4585 Include defaults.h if not already included.
4586 Don't define the above macros.
4588 * Makefile.in: Update dependencies.
4590 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4592 * c-common.h (add_stmt): Change prototype.
4593 (RECHAIN_STMTS): New macro.
4594 (CASE_LABEL_DECL): Likewise.
4595 (genrtl_case_label): Change prototype.
4596 (c_expand_start_case): Remove prototype.
4597 (build_case_label): Change prototype.
4598 (decl_constant_value): Declare.
4599 * c-common.c (check_case_value): Handle C++'s extensions to C
4601 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4603 * c-parse.in (stmt): Adjust handling of return statements and case
4605 * c-semantics.c (add_stmt): Return the new statement.
4606 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4607 returned expression. Directly generate RTL, rather than calling
4609 (genrtl_switch_stmt): Don't call c_expand_start_case.
4610 (build_case_label): Take the LABEL_DECL as input, too.
4611 (genrtl_case_label): Just call add_case_node.
4612 (expand_stmt): Adjust calls to genrtl_return_stmt and
4614 * c-tree.h (c_expand_start_case): Declare.
4615 * c-typeck.c (decl_constant_value): Give it external linkage.
4616 (c_expand_return): Don't call expand_return or expand_null_return;
4617 use genrtl_return_stmt instead.
4618 * stmt.c (struct nesting): Remove num_ranges field.
4619 (add_case_node): Give it external linkage.
4620 (expand_start_case): Don't set num_ranges.
4621 (expand_start_case_dummy): Don't clear it.
4622 (pushcase): Rely on add_case_node to handle `default' labels.
4623 (add_case_node): Handle `default' labels.
4624 * tree.c (tree_int_cst_compare): New function.
4625 * tree.h (tree_int_cst_compare): Declare.
4626 (add_case_node): Likewise.
4628 2000-09-10 Richard Henderson <rth@cygnus.com>
4630 * c-parse.in: Revert last change.
4631 (init_reswords): Do not enter disabled keywords into the ridpointers
4632 table, modulo objc weirdness.
4633 (_yylex): Return the canonical spelling for a keyword.
4635 2000-09-10 Philip Blundell <philb@gnu.org>
4637 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4638 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4640 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4642 * alias.c (find_base_term): Handle ADDRESSOF.
4643 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4645 2000-09-10 Denis Chertykov <denisc@overta.ru>
4647 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4648 outputting templates with many lines.
4650 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4652 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4653 to decide whether 64-bit support must be generated.
4655 2000-09-10 Richard Henderson <rth@cygnus.com>
4657 * c-parse.in (asm patterns): Fix volatile check.
4659 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4661 * cppmacro.c (check_trad_stringification): New function.
4662 (save_expansion): If -Wtraditional, warn about stringification of
4665 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4667 * loop.h (struct loop_mem_info): Move from loop.c
4668 (struct loop_info): Add fields store_mems, mems, mems_idx,
4669 mems_allocated, unknown_address_altered,
4670 unknown_constant_address_altered, num_mem_sets, and
4671 first_loop_store_insn.
4673 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4674 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4675 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4676 (num_mem_sets): Likewise.
4677 (replace_loop_mems, replace_loop_regs): New.
4678 (struct loop_replace_args): New.
4679 (load_mems): Use replace_loop_mems.
4680 (try_copy_prop): Use replace_loop_regs.
4681 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4683 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4685 * configure.in: Recognize m6811-elf and m6812-elf.
4686 * configure: Regenerate.
4688 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4690 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4693 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4695 * loop.c (struct movables): New.
4696 (num_movables): Move into struct movables.
4697 (the_movables): Change type to struct movables.
4698 (ignore_some_movables): Change struct movable arg to struct movables.
4699 (force_movables, combine_movables, regs_match_p): Likewise.
4700 (rtx_equal_for_loop_p, move_movables): Likewise.
4701 (scan_loop): Change movables to be of type struct movables.
4702 Replace last_movable with field in movables structure.
4704 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4706 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4707 (init_pragma): Avoid warning if pfile happens to be unused.
4708 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4709 define init_pragma to nothing. Always prototype
4710 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4712 * c-lex.c (process_directive): Always call dispatch_pragma.
4713 Initialize entering_c_header to 0.
4715 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4717 * config/m68hc11/m68hc11.md: New file, machine description for
4719 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4720 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4721 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4722 * config/m68hc11/m68hc11-protos.h: New file.
4723 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4724 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4725 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4726 * config/m68hc11/larith.asm: New file, libgcc routines.
4728 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4730 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4731 (FPBIT_FUNCS): Add _usi_to_sf.
4732 * config/fp-bit.c (usi_to_float): New function.
4733 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4734 (usi_to_float): Add appropriate #define.
4736 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4738 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4740 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4741 * i386.md (attr "type"): Add sse and mmx types.
4742 (attr "memory"): Handle them without a crash.
4743 (movsi_1, movdi_2): Allow MMX regs.
4744 (movdi splits): Don't split moves involving MMX regs.
4745 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4746 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4747 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4748 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4749 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4750 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4751 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4752 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4753 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4754 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4755 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4756 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4757 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4758 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4759 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4760 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4761 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4762 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4763 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4764 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4765 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4766 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4767 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4768 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4769 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4770 mmx_clrdi): New patterns.
4772 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4774 * arm.c: Don't include tm.h directly.
4776 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4778 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4779 testing; simplify subregs of constants and nested subregs.
4781 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4783 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4785 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4787 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4789 * rtl.texi (description of USE): Add note about possible pitfalls
4791 From Richard Henderson:
4792 * reload1.c (choose_reload_regs): Compute need_mode properly.
4794 2000-09-07 Richard Henderson <rth@cygnus.com>
4796 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4797 (__modsi3, __umodsi3): Likewise.
4798 (__udivsi3): Likewise. Normalize the TFmode values.
4800 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4802 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4804 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4807 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4809 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4810 (cmpeqdi_t): Add output pattern.
4811 (cmpeqdi_t+1): Don't split when not optimizing.
4812 Restore proper splitting operation.
4814 2000-09-07 Richard Henderson <rth@cygnus.com>
4816 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4817 do not call dispatch_pragma.
4819 2000-09-07 Jim Wilson <wilson@cygnus.com>
4821 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4822 to CLASS_CANNOT_CHANGE_MODE.
4823 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4824 mode classes are different.
4826 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4828 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4829 left out of commit which removed cppulp.c.
4831 2000-09-07 Richard Henderson <rth@cygnus.com>
4833 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4834 after switch for CASE_DROPS_THROUGH.
4836 2000-09-07 Richard Henderson <rth@cygnus.com>
4838 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4839 Properly extend the biv initial value for the giv.
4840 (record_biv): Zero ext_dependant.
4841 (record_giv): New argument ext_val. Update all callers.
4842 (general_induction_var): Likewise.
4843 (consec_sets_giv): Likewise.
4844 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4845 a sign-extend, zero-extend, or truncate.
4846 (combine_givs_p): Make sure modes are compatible.
4847 (check_ext_dependant_givs): New.
4848 (extend_value_for_giv): New.
4849 * loop.h (struct induction): Add ext_dependant.
4850 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4851 (find_splittable_givs): Likewise.
4852 (final_giv_value): Likewise.
4854 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4856 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4857 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4858 definitions from cpplib.h.
4859 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4861 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4862 documentation for REGISTER_TARGET_PRAGMAS.
4864 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4865 default-pragma callback to implement -Wunknown-pragmas if
4867 * c-parse.in: Move all includes to top of file.
4868 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4870 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4872 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4874 * arm.h, arm-protos.h, arm.c,
4875 c4x.h, c4x-protos.h, c4x.c,
4876 h8300.h, h8300-protos.h, h8300.c,
4877 i370.h, i370-protos.h, i370.c,
4878 i960.h, i960-protos.h, i960.c,
4879 sh.h, sh-protos.h, sh.c,
4880 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4881 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4883 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4884 multiple include guard.
4885 * i370.md (untyped_call): Use GEN_CALL.
4886 (umodsi3): Remove unused variable.
4887 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4888 * v850.c (output_move_single, output_move_double): Constify
4890 (print_operand): Constify a char *.
4891 * v850.h (struct small_memory_info): Constify name member.
4893 2000-09-07 Kazu Hirata <kazu@hxi.com>
4895 * config/h8300.h: Fix comment typos.
4896 * config/h8300/h8300.md: Likewise.
4897 * config/h8300/lib1funcs.asm: Likewise.
4899 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4901 * Makefile.in: Remove references to cppulp.{c,o}.
4902 * cppinit.c (initialize_builtins, cpp_start_read,
4903 cpp_handle_option): Update to use cpp_options structure.
4906 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4908 * c-common.c (time_char_table): Allow %#b and %#h.
4910 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4912 * reorg.c (find_end_label): If the basic block reorder pass moves the
4913 return insn to some other place try to locate it again and put our
4914 end_of_function_label there.
4915 * reorg.c (relax_delay_slots): Check if find_end_label created a
4916 new label that invalidates the current optimazation.
4918 2000-09-07 Catherine Moore <clm@redhat.com>
4920 * unroll.c (unroll_loop): Check for unconditional jumps
4921 to loop continuation. Delete if n_iterations is 1.
4922 (ujump_to_loop_cont): New routine.
4924 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4926 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4928 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4929 to handle multiword modes correctly. All callers and the declaration
4932 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4934 * c-common.h (prep_stmt): Declare.
4935 (lang_expand_stmt): Likewise.
4936 * c-decl.c (lang_expand_stmt): Remove.
4937 * c-semantics.c (lang_expand_stmt): Define.
4938 (prep_stmt): New function.
4939 (expand_stmt): Handle common statement types here.
4941 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4943 * configure.in (sh-*-linux*): Added.
4944 * configure: Rebuilt.
4945 * config/sh/t-linux: New file.
4946 * config/sh/sh.h (USERMODE_BIT): Define.
4947 (TARGET_USERMODE): Likewise.
4948 (TARGET_SWITCHES): New switches for the bits above.
4949 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4950 * config/sh/linux.h: New file.
4951 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4952 underscore on linux.
4953 (L_sdivsi3, L_udivsi3): Define for linux.
4954 (L_ic_invalidate): Define.
4955 * invoke.texi (SH Options): Document -musermode.
4957 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4959 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4960 CSE unless generating PIC.
4962 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4965 2000-09-06 H.J. Lu (hjl@gnu.org)
4967 * Makefile.in (clean_s1): Depend on stage_b.
4968 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4969 stage2. They are used for "make compare".
4971 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4973 Move statement-tree facilities from C++ to C front-end.
4974 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4975 (void_zero_node): New macro.
4976 (struct stmt_tree_s): New type.
4977 (stmt_tree): New typedef.
4978 (struct language_function): New type.
4979 (last_tree): New macro.
4980 (last_expr_type): Likewise.
4981 (walk_tree_fn): New typedef.
4982 (current_stmt_tree): New function.
4983 (begin_stmt_tree): Likewise.
4984 (add_stmt): Likewise.
4985 (finish_stmt_tree): Likewise.
4986 (statement_code_p): Likewise.
4987 (lang_statement_code_p): New variable.
4988 (walk_stmt_tree): New function.
4989 (STMT_IS_FULL_EXPR_P): New macro.
4990 * c-common.c (lang_statement_code_p): New variable.
4991 (c_common_nodes_and_builtins): Initialize void_zero_node.
4992 (statement_code_p): New function.
4993 (walk_stmt_tree): Likewise.
4994 * c-decl.c (language_function): Rename to ...
4995 (c_language_function): ... this. Include language_function.
4996 (push_c_function_context): Adjust accordingly.
4997 (pop_c_function_context): Likewise.
4998 (mark_c_function_context): Likewise.
4999 (current_stmt_tree): Define.
5000 * c-semantics.c (begin_stmt_tree): New function.
5001 (add_stmt): Likewise.
5002 (prune_unused_decls): Likewise.
5003 (finish_stmt_tree): Likewise.
5005 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5007 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
5009 2000-09-06 Kazu Hirata <kazu@hxi.com>
5011 * calls.c: Fix formatting.
5013 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
5015 * config/i386/i386.h (ADDRESS_COST): Fix typo.
5017 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5019 Integrated preprocessor.
5021 * Makefile.in: Remove all references to c-parse.gperf,
5022 c-gperf.h, and c-parse.h. Remove -d from yacc command line
5023 generating c-parse.c. Update dependencies.
5024 * c-parse.gperf, c-gperf.h: Delete.
5026 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
5027 yy_lim, or yy_get_token. Don't define get_directive_line if
5029 * c-common.h: Add multiple include guard. Define RID values
5030 for every keyword in C, C++, and Objective C. Put all the
5032 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
5033 * c-decl.c (c_decode_option): Handle -lang-objc here.
5034 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
5035 (grokdeclarator): Adjust for new RID scheme.
5036 (extract_interface_info): New stub.
5037 * c-lang.c: Don't declare yy_cur or parse_options.
5038 (lang_init_options): Call cpp_init. Don't call
5040 (lang_init): Don't call check_newline if USE_CPPLIB.
5042 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
5043 Elide lots of unnecessary code if USE_CPPLIB. Delete code
5044 rendered unnecessary by new architecture. Move routines not
5045 shared with C++ to c-parse.in. Maintain a local idea of the
5046 line number. Handle C++ as well as C.
5047 [USE_CPPLIB]: Declare and register callbacks for #ident and
5048 for entering/leaving files.
5049 (init_c_lex, c_lex): Are now the entry points to this file.
5050 (check_newline): Break out directive handling to
5052 (read_ucs, is_extended_char, utf8_extend_token): Moved here
5054 (readescape, parse_float): Overhaul.
5055 (lex_number, lex_string, lex_charconst): Break out of c_lex
5057 (get_fileinfo, update_header_times, dump_one_header,
5058 dump_time_statistics): New and/or moved here from C++.
5059 Support per-file data needed by C++ and per-header timing
5060 statistics (C++ only, at the moment).
5061 * c-lex.h: Update prototypes. Add multiple include guard.
5062 * c-tree.h (struct lang_identifier): Add rid_code field.
5063 (C_IS_RESERVED_WORD, C_RID_CODE): New.
5065 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
5066 reinit_parse_for_function and/or position_after_white_space.
5067 (save_filename, save_lineno): Look ahead before saving.
5068 (label -> identifier ':'): Save file and line before shifting ':'.
5069 (reservedwords): No need to call get_identifier.
5070 (init_parse, finish_parse, yyerror, yylex, yyprint,
5071 make_pointer_declarator): Are now here for C/ObjC.
5072 (rid_to_yy): Conversion table from RID constants to Yacc codes.
5074 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
5075 #pragma registry. Provide dummy implementation of that
5076 interface if !USE_CPPLIB.
5077 * c-pragma.h: Update to match.
5079 * flags.h: Add multiple include guard.
5080 (flag_detailed_statistics): Moved here from C++.
5081 * toplev.c: Define flag_detailed_statistics.
5083 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
5085 * timevar.def (TV_CPP, TV_LEX): New.
5086 * timevar.h: Add multiple include guard.
5088 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
5090 * objc/objc-act.c: Don't mention yy_cur or parse_options.
5091 Initialize cpplib properly. Force lineno to 0 after first
5092 call to check_newline. Don't handle -lang-objc here.
5093 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5095 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5097 * rs6000.md: Correct function unit definitions for cr_logical and
5099 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5100 and use portable method for >=0 and floating point >=. Remove
5101 associated matchers.
5103 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5105 * extend.texi: Mark named return value extension as deprecated.
5107 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5109 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5112 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5114 * toplev.c (display_help): Fix thinko in documentation.
5116 * diagnostic.h (output_buffer::indent_skip): New fields.
5117 (output_indentation): New macro.
5119 * diagnostic.c (output_indent): New function.
5120 (output_set_prefix, clear_diagnostic_info): Use.
5121 (output_emit_prefix): Predict future indentation.
5123 2000-09-06 DJ Delorie <dj@redhat.com>
5125 * Makefile.in (stage_*): add more dependencies to ensure parallel
5126 builds build correctly
5128 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5130 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5131 not bootstrap-lean_f.
5133 2000-09-06 Andreas Schwab <schwab@suse.de>
5135 * mklibgcc.in: Emit rule for libgcc-stage-start.
5136 * Makefile.in (stage1-start, stage2-start, stage3-start,
5137 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5139 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5141 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5142 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5143 (combine_regs): Likewise.
5145 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5146 * cse.c: Include "basic-block.h".
5147 (struct table_elt): New field REGCOST.
5148 (CHEAP_REG): Delete macro.
5149 (COST): Return 0 for REGs.
5150 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5151 (notreg_cost): Return 0 for appropriate SUBREGs.
5152 (COSTS_N_INSNS): Return N * 2.
5153 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5155 (CHEAPER): Use new function preferrable.
5156 (insert): Initialize REGCOST member.
5157 (find_best_addr): Use approx_reg_cost for estimation of register
5159 (cse_insn): Likewise.
5160 * loop.c (iv_add_mult_cost): New function.
5161 (add_cost, shift_cost, mult_cost): Delete variables.
5162 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5163 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5164 Make code that detects autoinc opportunities slightly less optimistic.
5165 (simplify_giv_expr): If expression contains other reg that is also a
5166 giv, only increment benefit if this is the only use of that reg.
5167 (consec_sets_giv): Take that change into account.
5168 (combine_givs): Slightly more verbose output.
5170 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5171 not the cost of an equivalent shift.
5172 * sh-protos.h (addsubcosts): Declare.
5173 * sh.c (addsubcosts): New function.
5174 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5175 (RTX_COSTS): Tweak. Use addsubcosts.
5176 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5178 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5180 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5181 (branch_comparison_operator): Call validate_condition_mode to
5182 abort rather than returning 0.
5183 (branch_positive_comparison_operator): New function.
5184 (scc_comparison_operator): Call validate_condition_mode to abort
5185 rather than returning 0.
5186 (ccr_bit): Call validate_condition_mode. Update for
5188 (print_operand): Delete %C modifier. Update %E case
5189 to use EQ bit not SO bit.
5190 (rs6000_reverse_condition): New function.
5191 (rs6000_generate_compare): New function.
5192 (rs6000_emit_sCOND): New function.
5193 (rs6000_emit_cbranch): New function.
5194 (output_cbranch): The length of a long branch insn is
5195 now only 8 bytes. Add validate_condition_mode. Use
5196 rs6000_reverse_condition. Remove cror generation.
5198 * config/rs6000/rs6000.h: Update comments.
5199 (PREDICATE_CODES): Add new predicate. Update codes used
5200 by branch_comparison_operator and scc_comparison_operator.
5201 * config/rs6000/rs6000-protos.h: Add prototypes for
5202 new external functions.
5203 * config/rs6000/rs6000.md: Add new scheduling parameters
5204 for cr_logical instructions. Change length of branch
5206 (bCOND patterns): Call rs6000_emit_cbranch.
5207 (sCOND patterns): Call rs6000_emit_sCOND.
5208 (branch patterns): Change lengths to 4.
5209 (cr logical patterns): New.
5211 2000-09-06 Richard Henderson <rth@cygnus.com>
5213 * config/i386/i386.md (call_pop): Fix test for setting
5214 current_function_uses_pic_offset_table.
5215 (call, call_value_pop, call_value): Likewise.
5217 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5219 * timevar.c (timevar_add): Delete.
5220 (timevar_get): Also count time since the selected timer was
5221 last updated. Do not examine the timevar stack if the
5222 selected timer is standalone.
5224 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5226 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5228 2000-09-05 Jason Merrill <jason@redhat.com>
5230 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5231 for 'extern' arrays.
5233 2000-09-05 Richard Henderson <rth@cygnus.com>
5235 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5236 Eliminate final copy from non-trapping case.
5237 (__divdf3, __divsf3): Likewise.
5239 2000-09-05 Richard Henderson <rth@cygnus.com>
5241 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5242 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5244 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5246 * Makefile.in: Restructure bootstrap stages to allow clean
5247 restart after failure.
5249 2000-09-05 Richard Henderson <rth@cygnus.com>
5251 * config/ia64.md (movsi and movdi patterns): Allow moves from
5252 8-bit constants to AR registers.
5254 2000-09-05 Richard Henderson <rth@cygnus.com>
5256 * config/ia64/ia64.md (mulhi3): New.
5258 2000-09-05 Richard Henderson <rth@cygnus.com>
5260 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5261 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5262 Optimization Guide, minimum latency alternative.
5263 (__moddi3, __udivdi3, __umoddi3): Likewise.
5264 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5266 2000-09-05 Bruce Korb <bkorb@gnu.org>
5268 * fixinc/fixincl.c (load_file): always read header files
5269 with sizes that are a multiple of the page size.
5270 & use libiberty's getpagesize for determining that.
5272 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5274 * gcse.c (hash_string_1): Add prototype.
5275 * cse.c (canon_hash_string): Likewise.
5277 2000-09-04 Craig Newell <CraigN@ieee.org>
5279 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5281 2000-09-04 Andreas Schwab <schwab@suse.de>
5283 * Makefile.in (STAGESTUFF): Remove libgcc.
5284 (stage1-start, stage2-start, stage3-start): Copy the contents of
5285 the libgcc directory explicitly.
5286 (mostlyclean): Clean libgcc.
5288 2000-09-04 Andrew Haley <aph@redhat.com>
5290 * dwarf2out.c: (stack_adjust_offset): New prototype.
5292 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5294 * combine.c (make_extraction): Fix rtx_cost comparison to
5297 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5299 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5300 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5301 Add '*' to insn pattern name.
5303 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5305 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5306 use posn - 1 to index into tokens array.
5307 (maybe_paste_with_next): Adjust caller.
5309 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5311 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5313 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5314 (REGNO_REG_CLASS): Use symbolic register
5317 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5319 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5320 recognized, don't try to conditionally execute it.
5322 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5324 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5325 (call_value_insn): Right length claculation.
5326 (call_insn): Likewise.
5328 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5330 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5331 gas_output_limited_string, gas_output_ascii, output_movqi,
5332 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5333 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5334 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5335 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5336 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5337 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5338 Add "const" as needed to remove warnings.
5340 * config/avr/avr.c (avr_override_options, avr_init_once,
5341 function_prologue, function_epilogue, frame_pointer_required_p,
5342 class_likely_spilled_p, order_regs_for_local_alloc,
5343 avr_address_cost, avr_ret_register): Use K&R style arguments.
5344 (initial_elimination_offset, gas_output_limited_string):
5345 Remove ATTRIBUTE_UNUSED from the used arguments.
5346 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5347 Use local variables src, dest, base to access operands[].
5348 Rename reg_dest to reg_src if that's what it is.
5349 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5350 constants to LD_REGS if reg_was_0.
5351 (output_reload_insisf): Change arg 3 to insn length and set it.
5352 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5353 access to 16-bit I/O register pairs.
5354 (avr_address_cost): Lower cost for the above case.
5355 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5356 may be clobbered, also for LD_REGS.
5357 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5360 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5362 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5363 macro to test_hard_reg_class function.
5364 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5365 for loading immediate constants to LD_REGS.
5366 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5369 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5371 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5372 * config/avr/libgcc.S: Lost part of the previous patch.
5374 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5376 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5377 object before calling pthread_mutex_init.
5379 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5381 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5382 config/sh/crtn.asm: New files.
5383 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5384 (crt1.o, crti.o, crtn.o): New targets.
5385 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5387 * configure: Rebuilt.
5388 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5389 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5390 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5391 Undefine for config/elfos.h to redefine.
5392 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5394 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5396 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5397 legitimize_pic_address, output_pic_addr_const): Declare.
5398 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5399 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5400 (TARGET_SWITCHES): New switch -mprefergot.
5401 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5402 (PIC_OFFSET_TABLE_REGNUM): Define.
5403 (GOT_SYMBOL_TABLE): Likewise.
5404 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5405 (ENCODE_SECTION_INFO): Define.
5406 (FINALIZE_PIC): New macros.
5407 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5408 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5409 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5410 (prepare_move_operands): Call emit_pic_move or
5411 emit_pic_const_move if appropriate.
5412 (output_far_jump): For PIC, use braf and output long offset.
5413 (machine_dependent_reorg):
5414 (sh_expand_prologue): Save and initialize the PIC register.
5415 (sh_expand_epilogue): Restore it.
5416 (initial_elimination_offset): Account for it.
5417 (nonpic_symbol_mentioned_p): New function.
5418 (legitimize_pic_address): Likewise.
5419 (output_pic_addr_const): Likewise.
5420 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5421 (call, call_value): Use them.
5422 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5423 symPLT_label2reg): New expands.
5424 * invoke.texi (SH Options): Document -mprefergot.
5426 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5428 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5429 * gcse.c (hash_string_1): New function.
5430 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5431 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5432 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5433 (canon_hash_string): New function.
5434 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5435 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5436 (fold_rtx): Use ASM_OPERANDS accessor macros.
5437 * emit-rtl.c (copy_insn_1): Likewise.
5438 * integrate.c (copy_rtx_and_substitute): Likewise.
5439 * stmt.c (expand_asm_operands): Likewise. Give an
5440 ASM_OPERANDS rtx the mode of the output reg being set from it.
5442 2000-09-01 Fred Fish <fnf@be.com>
5444 * fix-header.c (write_rbrac): Add putc and getc to list of
5445 functions to protect against prior definition as a macro.
5447 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5449 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5450 (c_size_type_node): Define.
5451 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5452 * c-common.c (enum format_lengths, enum format_std_version,
5453 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5454 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5455 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5456 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5457 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5458 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5459 format_types): Define.
5460 (format_char_info, print_char_table, scan_char_table,
5461 time_char_table): Rearrange for new organization of information
5462 about format length modifiers and standard versions.
5463 (T_ST): Redefine to use c_size_type_node.
5464 (check_format_info): Obtain information about length modifiers and
5465 standard versions from tables. Adjust warning message wordings.
5466 Use the name from the user's program for `ll' and `hh' length
5467 modifiers in warning messages. Use more informative names for
5468 wanted types where available (for wchar_t, wint_t, size_t, signed
5469 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
5471 2000-09-01 Jim Wilson <wilson@cygnus.com>
5473 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
5474 * combine.c (distribute_notes): Handle REG_NORETURN.
5475 * rtl.c (reg_note_name): Add REG_NORETURN.
5476 * rtl.h (enum reg_note): Likewise.
5478 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
5480 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
5481 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
5482 (emit_predicate_relation_info): Handle conditional calls with
5484 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
5485 instead of ia64_file_start.
5486 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
5487 * config/ia64/ia64.md (safe_across_calls_all,
5488 save_across_calls_normal): New patterns.
5490 * loop.c (check_final_value): Check for biv use before checking for
5491 giv use. Check for both biv and giv uses. Always set last_giv_use
5492 if there is a giv use.
5494 2000-09-01 Richard Henderson <rth@cygnus.com>
5496 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
5497 (madddi3): Likewise.
5500 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5502 * expr.c (clear_storage): Don't use emit_move_insn unless
5503 either BLKmode or proper size.
5504 (store_constructor): Don't call clear_storage if REG of wrong size.
5506 * flow.c (init_propagate_block_info): Don't mark frame dead at end
5507 of function if returns wiht stack pointer depressed.
5509 2000-09-01 Andrew Haley <aph@redhat.com>
5511 * dwarf2out.c (stack_adjust_offset): New function.
5512 (dwarf2out_stack_adjust): Break out stack adjust logic into
5513 new stack_adjust_offset function. Look inside parallels and
5514 sequences for stack adjustments.
5516 2000-08-31 Jeff Law <law@cygnus.com>
5518 * arm.md: Use no_new_pseudos to determine when it is safe
5519 to create new pseudo registers.
5521 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
5522 when we can safely allocate new registers.
5524 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
5526 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
5527 so that CONCATs are not generated for ASMs.
5528 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
5529 not generating_concat_p.
5530 * function.c (pop_function_context_from): Reset
5531 generating_concat_p.
5532 (prepare_function_start): Likewise.
5533 * rtl.c (generating_concat_p): Define.
5534 * rtl.h (generating_concat_p): Declare.
5535 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
5537 2000-08-22 Philipp Thomas <pthomas@suse.de>
5538 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
5540 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
5543 2000-08-30 Greg McGary <greg@mcgary.org>
5545 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5546 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5547 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5549 2000-08-30 Greg McGary <greg@mcgary.org>
5551 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5552 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5553 (TREE_INT_CST): New macro.
5554 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5555 Use new macro TREE_INT_CST.
5557 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5559 * contrib.texi: Add self.
5561 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5563 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5564 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5567 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5569 * fixinc/gnu-regex.c: Don't define `const'.
5571 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5573 * expr.c (store_constructor): Allow variable bounds of array type.
5574 (expand_expr): Don't blow up if type is ERROR_MARK.
5575 * varasm.c (output_constructor): Don't access lower bound of array
5576 type unless need it if index is supplied (so it can be a variable
5577 if no index is supplied).
5578 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5579 Other minor cleanups.
5581 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5583 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5584 for compilations in stage 1 and subsequent stages, respectively.
5585 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5586 * configure: Rebuilt.
5587 * x-vax, x-vax-gcc: Deleted.
5589 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5591 * c-common.c (declare_function_name): Use func_id_node,
5592 function_id_node, and pretty_function_id_node. Do not make
5593 __func__ visible at file scope.
5594 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5595 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5596 (function_id_node, pretty_function_id_node, func_id_node): New
5598 * c-decl.c (init_decl_processing): Initialize function_id_node,
5599 pretty_function_id_node, and func_id_node.
5600 (c_make_fname_decl): Correct comment.
5602 * tree.h (struct tree_identifier): Constify pointer member.
5604 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5605 * c-pragma.h (struct weak_syms): Constify name and value members.
5606 (add_weak): Constify arguments.
5608 * calls.c (special_function_p): Constify a char *.
5609 (expand_call): Remove variable which is initialized and then
5611 * dependence.c (struct def_use, struct induction, struct subscript):
5612 Constify 'variable' member.
5613 (get_low_bound, have_induction_variable): Constify char * argument.
5614 (find_induction_variable): Add braces to avoid dangling else.
5615 (classify_dependence): Constify char * arrays.
5616 * profile.c (output_func_start_profiler): Constify a char *.
5617 * stor-layout.c (finalize_record_size): Constify a char *.
5618 * tree.c (is_attribute_p): Constify a char *.
5619 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5621 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5622 for comprehensibility. Do not call get_identifier if we did
5623 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5624 create temporary string constants, not ggc_alloc_string. No
5625 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5626 char * to hold IDENTIFIER_POINTERs.
5628 2000-08-29 Richard Henderson <rth@cygnus.com>
5630 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5633 2000-08-29 Richard Henderson <rth@cygnus.com>
5635 * reload.c (push_secondary_reload): Allow class == reload_class
5636 if we're using a reload_in/out pattern.
5638 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5639 the half that does not conflict with the reload register.
5640 (reload_outti): Likewise.
5642 2000-08-29 Kazu Hirata <kazu@hxi.com>
5644 * reload.c: Fix formatting.
5646 * stmt.c: Fix formatting.
5648 * gcc.c: Fix formatting.
5650 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5652 * flags.h (time_report, mem_report): New global flags.
5653 * toplev.c: Define time_report and mem_report.
5654 (f_options): Add -ftime-report and -fmem-report.
5655 (compile_file): Turn on time_report if quiet_flag is off.
5656 Call ggc_print_statistics at very end if mem_report is on.
5657 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5659 * ggc-common.c (ggc_print_statistics): Rename to
5660 ggc_print_common_statistics; all callers changed. Scale
5661 quantities above 10K to kilobytes and above 10M to megabytes.
5662 * ggc-page.c (ggc_page_print_statistics): Rename to
5663 ggc_print_statistics. Report memory consumed by internal data
5664 structures for each allocation bucket. Scale quantities above
5665 10K to kilobytes and above 10M to megabytes.
5666 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5667 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5668 Define tally_leaves always.
5669 (ggc_print_statistics): New function.
5670 * ggc.h: Adjust for renamed functions.
5672 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5674 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5675 output_movsisf instead of which_alternative.
5677 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5679 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5681 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5682 (avr_progmem_p): New prototype.
5683 (output_movsisf): Prototype declaration changed.
5684 (output_movqi): New prototype.
5685 (output_movhi): New prototype.
5686 (call_insn_operand): Likewise.
5687 (final_prescan_insn): Likewise.
5688 (avr_simplify_comparision_p): Likewise.
5689 (avr_normalize_condition): Likewise.
5690 (compare_eq_p): Likewise.
5691 (out_shift_with_cnt): Likewise.
5692 (const_int_pow2_p): Likewise.
5693 (output_reload_inhi): Prototype declaration changed.
5695 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5696 (ldi_reg_rtx): New. rtx for r31.
5697 (avr_init_stack): Initialize as "__stack".
5698 (function_prologue): Use it.
5699 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5700 (avr_mcu_name): Initialize as "avr2".
5701 (avr_enhanced_p, avr_mega_p): New variables.
5702 (mcu_types, avr_override_options): Handle all known MCU types.
5703 Also handle avr1 (only preprocess, assemble and link).
5704 (print_operand): Using of `%K' in output template removed.
5705 (out_movqi_r_mr): Optimized.
5706 (out_movhi_r_mr): Likewise.
5707 (output_movqi): New function.
5708 (output_movhi): Likewise.
5709 (out_movsi_r_mr): Optimized.
5710 (output_movsisf): Compute insn length for `adjust_insn_length'
5711 (out_movqi_mr_r): Optimized.
5712 (out_movhi_mr_r): Optimized.
5713 (adjust_insn_length): Use output_movsisf, output_movqi,
5714 output_movhi for insn length adjusting.
5715 (reg_unused_after): Use dead_or_set_p.
5716 (preferred_reload_class): Now havn't any restriction.
5717 (reg_was_0): New function.
5718 (io_address_p): Likewise.
5719 (const_int_pow2_p): Likewise.
5720 (output_reload_inhi): Likewise.
5721 (output_reload_insisf): Likewise.
5723 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5724 (LIB_SPEC): Use -lc for all supported devices.
5725 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5726 (AVR_MEGA): Define as avr_mega_p.
5727 (AVR_ENHANCED): New, define as avr_enhanced_p.
5728 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5729 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5730 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5731 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5732 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5733 (ASM_SPEC): Pass -mmcu=... to the assembler.
5734 Change all -DAVR_* to -D__AVR_*__.
5735 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5736 Rename library functions to start with two underscores.
5737 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5739 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5740 (SUPPORTS_WEAK): Likewise.
5741 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5742 register for loading constants to r0-r14.
5744 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5746 (*mov_r_sp): Removed. Handled by output_movhi.
5747 (*mov_sp_r): Likewise.
5748 (*mov_sp_r_no_interrupts): Likewise
5749 (*mov_sp_r_tiny): Likewise.
5750 (*movqi): Use output_movqi.
5751 (*reload_inqi): New.
5752 (*movhi): Use output_movhi.
5753 (*reload_inhi): New.
5754 (*negsi2): Optimized.
5755 (*negsf2): Likewise.
5756 Added peepholes (define_peephole2) for loading constants to r0-r14
5757 and for using `cpse' command.
5759 * config/avr/libgcc.S: Rename library functions to start with two
5761 Add support for enhanced core.
5762 (_moqhi3): Fix typo, now _modqi3.
5763 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5764 (__prologue_saves__): Remove test for stack adjust by 0.
5765 (__tablejump__): New.
5767 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5768 Add multilib support.
5770 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5772 * loop.c (prescan_loop): Don't check unknown_address_altered
5773 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5774 to loop_store_mems as necessary.
5775 (loop_invariant_p): Don't check unknown_address_altered
5776 or unknown_constant_address_altered.
5778 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5780 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5782 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5784 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5785 print just the filename.
5786 * cpplex.c (_cpp_run_directive): Add additional argument, the
5787 name to give the synthetic buffer. This defaults to
5788 translated "<command line>".
5789 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5791 (_cpp_define_builtin): New function.
5792 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5793 * cpphash.h: Update prototypes.
5795 * tradcpp.c (main): Process -D and -U simultaneously, in the
5796 order they appeared on the command line.
5798 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5800 * c-decl.c (define_label): Call warning_with_file_and_line and
5801 error_with_file_and_line instead of plain warning or error.
5803 * c-parse.in (label): Use save_filename/save_lineno to ensure
5804 correct values for calls to define_label.
5806 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5808 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5810 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5812 * tree.h (get_file_function_name): Remove two duplicate
5815 2000-08-28 Kazu Hirata <kazu@hxi.com>
5817 * tree.c: Fix formatting.
5819 * xcoffout.c: Fix formatting.
5821 2000-08-28 Jason Merrill <jason@redhat.com>
5823 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5825 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5827 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5828 break_out_includes if it won't do anything.
5830 2000-08-28 Richard Henderson <rth@cygnus.com>
5832 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5833 (find_reloads): Likewise.
5834 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5835 (reload_inhi): Likewise.
5837 2000-08-28 Richard Henderson <rth@cygnus.com>
5839 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5840 (call_insn_operand): Don't expect a surrounding mem.
5841 (constant_call_address_operand): Likewise.
5842 * config/i386/i386.h (PREDICATE_CODES): Update.
5843 * config/i386/i386.md (call patterns): Move the match_operand
5844 for the call destination inside the mem.
5846 2000-08-28 Richard Henderson <rth@cygnus.com>
5848 * local-alloc.c (requires_inout): Don't use reserved range for
5849 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5850 * recog.c (asm_operand_ok): Likewise.
5851 (preprocess_constraints, constrain_operands): Likewise.
5852 * regclass.c (record_reg_classes): Likewise.
5853 * reload.c (find_reloads): Likewise.
5854 * reload1.c (maybe_fix_stack_asms): Likewise.
5855 (reload_cse_simplify_operands): Likewise.
5856 * stmt.c (expand_asm_operands): Likewise.
5858 * md.texi: Update constraints documentation.
5859 * tm.texi (EXTRA_CONSTRAINT): Update.
5861 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5863 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5864 (print_die): If we don't know the offset of the
5865 target die, try the symbol. Add a trailing newline.
5866 (reverse_all_dies): New fn.
5867 (dwarf2out_finish): Call it.
5868 (break_out_includes): Reorganize for clarity.
5869 (add_sibling_attributes): Don't call reverse_die_lists.
5870 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5872 * flags.h: Add flag_eliminate_dwarf2_dups.
5873 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5875 2000-08-28 Jason Merrill <jason@redhat.com>
5877 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5878 * dwarf2out.c: #include "md5.h".
5879 (DIE_LABEL_PREFIX): New macro.
5880 (dw_val_struct): Add 'external' flag to val_die_ref.
5881 (add_AT_die_ref, AT_ref): Adjust.
5882 (AT_ref_external, set_AT_ref_external): New fns.
5883 (build_abbrev_table): Call set_AT_ref_external.
5884 (value_format): Call AT_ref_external.
5885 (die_struct): Add die_symbol field.
5886 (new_die): Clear it.
5887 (dwarf_tag_name): Handle BINCL/EINCL.
5888 (dwarf2out_start_source_file): Add BINCL DIE.
5889 (dwarf2out_end_source_file): Add EINCL DIE.
5890 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5891 (loc_checksum, attr_checksum, die_checksum): New fns.
5892 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5893 (compute_section_prefix, assign_symbol_names): New fns.
5894 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5895 (output_die): Call output_die_symbol and AT_ref_external.
5896 (output_comdat_comp_unit): New fn, split out from...
5897 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5899 (output_pubnames, output_aranges): Abort if we see entries from
5901 * toplev.h: Declare file_name_nondirectory.
5902 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5903 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5904 (debug_start_source_file): Call dwarf2out_start_source_file
5905 regardless of debug verbosity.
5906 (debug_end_source_file): Similarly.
5907 * tree.h: Declare clean_symbol_name.
5908 * tree.c (clean_symbol_name): Split out from...
5909 (get_file_function_name_long): ...here.
5911 * dwarf2out.c (new_loc_descr): Use calloc.
5912 (splice_child_die): Remove the die from the right parent.
5913 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5915 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5917 * toplev.c (decode_g_option): Don't give warning for unknown -g
5918 option; return 0 instead.
5919 (main): If -g option is not recognized by front end or
5920 language-independent code, give warning.
5922 2000-08-28 Greg McGary <greg@mcgary.org>
5924 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5925 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5926 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5928 2000-08-27 Greg McGary <greg@mcgary.org>
5930 * cpplex.c (parse_string): Don't look for backslash
5931 before first char in `namebuf'.
5932 * loop.c (strength_reduce): Skip NOTEs.
5934 2000-08-27 Jason Merrill <jason@redhat.com>
5936 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5937 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5938 TREE_ASM_WRITTEN, either.
5939 (finish_decl): Adjust.
5941 2000-08-28 Philipp Thomas <pthomas@suse.de>
5943 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5944 they have been incorporated into the gettext CVS. Change the text to
5945 reflect the current status of NLS. Add instructions for accessing
5946 the gettext CVS and add the patch from Martin v. Loewis.
5948 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5950 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5951 by using gen_lowpart_common.
5952 (movdi_internal64+6): Likewise.
5954 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5956 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5959 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5960 numbers to the ranges used by GDB.
5962 2000-08-25 Richard Henderson <rth@cygnus.com>
5964 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5965 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5966 (ia64_expand_prologue): Likewise.
5967 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5968 argument for stdargs.
5970 2000-08-25 Jason Merrill <jason@redhat.com>
5972 * integrate.c (expand_inline_function): Pull out the original decl.
5974 2000-08-25 Jim Wilson <wilson@cygnus.com>
5976 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
5978 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
5980 2000-08-25 Greg McGary <greg@mcgary.org>
5982 * flow.c (dump_edge_info): Use ARRAY_SIZE.
5983 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
5985 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
5987 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
5989 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
5991 * i386.c (ix86_find_base_term): New.
5992 * i386-protos.h (ix86_find_base_term): Prototype.
5993 * i386.h (FIND_BASE_TERM): Define.
5994 * alias.c (find_base_term): Use it.
5995 * tm.texi (FIND_BASE_TERM): Document it.
5997 * alias.c (true_dependence, write_dependence_p): Unchanging
5998 memory can't conflict with non-unchanging memory.
6000 * alias.c (memrefs_conflict_p): A BLKmode reference
6001 to a symbol (or CONST_INT address) always conflicts
6002 with a reference to another symbol.
6004 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
6006 * c-common.c (time_char_table): Don't allow width and flags with
6009 2000-08-25 Jakub Jelinek <jakub@redhat.com>
6011 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
6012 way as LT and LTU when the second operand has 0 in low word.
6014 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6016 * basic-block.h (struct loop): Rename `exits' field to
6017 `exit_edges'. Add `entry_edges' and `num_entries' fields.
6019 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
6020 (flow_loop_entry_edges_find): Add.
6021 (flow_edge_list_print): Rename from flow_exits_print.
6022 (flow_loops_find): Call flow_loop_entry_edges_find.
6023 (flow_loop_dump): Dump entry_edges list.
6024 (flow_loops_free): Free entry_edges.
6026 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6028 * loop.c (loop_dump_aux, debug_loop): New functions.
6029 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
6031 * flow.c (flow_loops_dump): Add callback parameter.
6032 (flow_loop_dump): Add callback parameter and call it. Move
6033 loop note debugging code to loop_dump_aux.
6035 * basic-block.h (flow_loop_dump): Add callback parameter
6036 (flow_loops_dump): Likewise.
6038 * toplev.c (rest_of_compilation): Add NULL callback function pointer
6039 to call to flow_loops_dump.
6041 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6043 * loop.c (count_loop_regs_set): Replace start and end arguments
6044 with loop argument. All callers udated.
6046 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6048 * loop.c (constant_high_bytes): Delete.
6050 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6052 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
6053 and NOTE_INSN_LOOP_VTOP to...
6054 (find_and_verify_loops) ...here.
6056 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
6058 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
6059 (fini_dummy, init_dummy): Use it.
6061 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
6063 * cpplex.c (is_macro_disabled): Caller has already checked
6064 that we're not a preprocessed file.
6066 2000-08-24 Mark Mitchell <mark@codesourcery.com>
6068 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
6069 (c-iterate.o): Remove target.
6070 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
6071 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
6072 (finish_decl): Don't handle iterators.
6073 (grokdeclarator): Likewise.
6074 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
6075 * gcc/c-gperf.h: Regenerated.
6076 * gcc/c-iterate.c: Removed.
6077 * gcc/c-lex.c (init_lex): Don't handle iterators.
6078 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
6079 (compstmt_primary_start): Remove push_iterator_stack call.
6080 (stmt): Don't allow iterator statements. Replace iterator_expand
6081 with expand_expr_stmt.
6082 (all_iter_stmt): Remove.
6083 (all_iter_stmt_simple): Likewise.
6084 (all_iter_stmt_with_decl): Likewise.
6085 * gcc/c-tree.h (ITERATOR_P): Remove.
6086 (ITERATOR_BOUND_P): Likewise.
6087 (init_iterators): Remove declaration.
6088 (iterator_expand): Likewise.
6089 (iterator_for_loop_start): Likewise.
6090 (iterator_for_loop_end): Likewise.
6091 (iterator_for_loop_record): Likewise.
6092 (push_iterator_stack): Likewise.
6093 (pop_iterator_stack): Likewise.
6094 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6095 (readonly_warning): Likewise.
6096 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6098 2000-08-24 Jim Wilson <wilson@cygnus.com>
6100 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6101 Copy type in a TYPE_DECL, just like pushdecl does.
6103 2000-08-24 Richard Henderson <rth@cygnus.com>
6105 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6107 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6109 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6110 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6111 the extras on the free list.
6112 (release_pages): Clean up.
6113 (ggc_set_mark): Don't adjust G.allocated here...
6114 (sweep_pages): ... do it here.
6116 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6118 * cppfiles.c (read_include_file): Rearrange initializations.
6120 2000-08-24 Richard Henderson <rth@cygnus.com>
6122 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6124 * config/ia64/ia64-protos.h: Update.
6125 * config/ia64/ia64.c (gr_register_operand): New.
6126 (fr_register_operand, grfr_register_operand): New.
6127 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6128 (grfr_reg_or_8bit_operand): New.
6129 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6130 use gr_register_operand.
6131 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6132 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6133 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6134 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6135 (fr_reg_or_fp01_operand): Likewise.
6136 (not_postinc_memory_operand): New.
6137 (ia64_split_timode): Remove unused variables.
6138 (rtx_needs_barrier): Check arguments to cmpxchg.
6139 (builtin_description): Remove.
6140 (bdesc_2argsi, bdesc_2argdi): Remove.
6141 (ia64_init_builtins): Declare all builtins directly.
6142 (ia64_expand_fetch_and_op): Rewrite to be called from
6143 ia64_expand_builtin directly. Use expand_binop and co.
6144 (ia64_expand_op_and_fetch): Likewise.
6145 (ia64_expand_compare_and_swap): Likewise.
6146 (ia64_expand_binop_builtin): Remove.
6147 (ia64_expand_lock_test_and_set): New.
6148 (ia64_expand_lock_release): New.
6149 (ia64_expand_builtin): Use them.
6150 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6151 (EXTRA_CONSTRAINT): Use it.
6152 (PREDICATE_CODES): Update.
6153 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6154 (mf): Indicate that we set memory as well as use it.
6155 (fetchadd_acq_si): Show memory being modified as well.
6156 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6157 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6158 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6159 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6160 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6161 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6162 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6163 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6164 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6165 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6166 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6167 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6168 return type. Pretty print definitions.
6170 2000-08-24 Jim Wilson <wilson@cygnus.com>
6172 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6173 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6175 2000-08-24 Jason Merrill <jason@redhat.com>
6177 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6178 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6179 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6180 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6182 2000-08-24 Greg McGary <greg@mcgary.org>
6184 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6185 and extendtab within their proper array boundaries.
6186 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6187 for the entire array.
6189 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6190 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6191 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6192 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6193 * config/i386/dgux.c (output_options): Likewise.
6194 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6195 * config/m88k/m88k.c (output_options): Likewise.
6196 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6197 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6198 layout_mcore_frame, handle_structs_in_regs): Likewise.
6199 * config/mips/mips.c (output_block_move): Likewise.
6200 * config/rs6000/rs6000.c (rs6000_override_options,
6201 rs6000_file_start): Likewise.
6202 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6203 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6204 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6205 * builtins.c (expand_builtin_setjmp): Likewise.
6206 * expr.c (safe_from_p): Likewise.
6207 * flow.c (life_analysis): Likewise.
6208 * fold-const.c (size_int_type_wide): Likewise.
6209 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6210 * genattrtab.c (make_length_attrs): Likewise.
6211 * genopinit.c (gen_insn): Likewise.
6212 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6213 * global.c (global_alloc): Likewise.
6214 * local-alloc.c (find_free_reg): Likewise.
6215 * mips-tdump.c (print_symbol): Likewise.
6216 * mips-tfile.c (parse_def, parse_input): Likewise.
6217 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6218 * stmt.c (expand_nl_goto_receiver): Likewise.
6219 * stor-layout.c (set_sizetype): Likewise.
6220 * varasm.c (decode_reg_name): Likewise.
6221 * toplev.c (decode_f_option, decode_W_option,
6222 set_target_switch, print_switch_values): Likewise.
6223 (NUM_ELEM): Remove macro.
6224 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6226 2000-08-24 Greg McGary <greg@mcgary.org>
6228 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6229 (MAIN_NAME_P, main_identifier_node): New macros.
6230 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6231 * c-decl.c (start_decl, grokdeclarator, start_function,
6232 store_parm_decls, finish_function): Use MAIN_NAME_P.
6233 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6234 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6235 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6236 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6238 2000-08-24 Greg McGary <greg@mcgary.org>
6240 * cppfiles.c (actual_directory): Don't write beyond `dir'
6241 when it contains "".
6242 * real.c (asctoeg): Stay within bounds of etens[][].
6244 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6246 * dependence.c (dependence_string, direction_string,
6247 dump_one_node, dump_node_dependence): Hide unused identifiers.
6248 (get_low_bound, normalize_coefficients): Match definition to
6250 (get_one_coefficient): Initialize variables `value0_is_idx' and
6252 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6253 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6254 (direction_merge): Avoid automatic aggregate initialization.
6255 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6256 Initialize variables `dest_idx' and `src_idx'.
6257 (end_dependence_analysis): Avoid C89 style function definition.
6259 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6261 * c-common.c (time_char_table): Don't allow width with %F.
6262 (check_format_info): Don't allow "Z" length with scanf.
6264 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6266 * diagnostic.c (finish_diagnostic): Define.
6267 (output_do_printf): Use wrap_text instead of output_add_string.
6268 (default_print_error_function): Avoid embedded '\n'.
6270 * diagnostic.h (flush_diagnostic_buffer): Declare.
6272 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6274 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6276 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6278 * Makefile.in (GCC_PASSES): Add specs.
6280 2000-08-23 Jim Wilson <wilson@cygnus.com>
6282 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6283 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6284 EHANDLER nor UHANDLER bit is set.
6285 (__get_except_table): Likewise.
6287 2000-08-23 Nick Clifton <nickc@redhat.com>
6289 * config/arm/lib1funcs.asm: Replace upper case condition codes
6290 with lower case versions.
6292 * config/arm/arm.h (STRUCT_VALUE): Define.
6293 (STRUCT_VALUE_REGNUM): Delete.
6295 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6297 * cpphash.h (IN_I): New flag for directive table.
6298 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6300 (_cpp_check_directive): If -fpreprocessed, execute directives
6301 marked with IN_I. Issue no warnings in this case.
6302 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6304 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6306 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6308 (check_format_info): Support printf 'I' flag; warn about it with
6311 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6313 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6314 barrier can't be ignored by the alias analysis code.
6316 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6318 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6319 works inside fixincl.
6321 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6323 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6324 simplify_relational_operation() unless both operands are of
6326 * cse.c (fold_rtx): Likewise.
6328 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6330 * rtlanal.c (rtx_unstable_p): The pic register is stable
6331 (within one function) and the actual rtx should be used
6332 when checking the registers.
6333 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6335 * alias.c (true_dependence, write_dependence_p): Fix
6336 bug in previous patch.
6338 * i386.c (ix86_GOT_alias_set): New.
6339 (legitimize_pic_address): Use it.
6341 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6342 only stable if its address is stable.
6343 (rtx_varies_p): An unchanging MEM can't vary if
6344 its address doesn't vary.
6346 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6350 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6352 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6353 * x-vax-gcc: New file for bootstrapping with gcc.
6354 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6355 * configure.in: Use x-vax-gcc with gcc.
6356 * configure: Rebuilt.
6358 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6360 * toplev.c (rest_of_compilation): Rebuild label notes after
6361 post-reload splitting pass if new labels have been created.
6363 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6365 * diagnostic.h (output_buffer_state): New macro.
6366 * diagnostic.c (diagnostic_for_decl, sorry,
6367 default_print_error_function, output_do_verbatim,
6368 report_diagnostic, report_problematic_module): Use it.
6370 (output_format): Use wrap_text instead of maybe_wrap_text.
6372 2000-08-22 Nick Clifton <nickc@redhat.com>
6374 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6375 Common code for ARM divide and modulus functions.
6376 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6378 (FUNC_END): New macro: Common code at the end of the division and
6380 (THUMB_FUNCTION_START): New macro: Common code at the start of
6382 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6384 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6386 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6388 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6389 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6392 2000-08-22 Nick Clifton <nickc@redhat.com>
6394 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6395 restorative additions, test for bottom bits of IP being set,
6396 rather than relying upon the RORs not matching.
6399 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6401 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6402 text_section() as appropriate instead of emitting text csect
6404 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6405 (UNIQUE_SECTION): Define macro.
6406 (ASM_OUTPUT_SECTION_NAME): Define macro.
6407 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6408 on AIX if debugging and -fdata-sections always.
6410 2000-08-22 Steven King <sxking@uswest.net>
6412 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6414 (LDBL_MAX): Same here.
6416 2000-08-22 Richard Henderson <rth@cygnus.com>
6418 * flow.c (tidy_fallthru_edge): Update b->end properly.
6420 2000-08-22 Stan Cox <scox@redhat.com>
6422 * Makefile.in (OBJS): Add dependence.o.
6423 * dependence.c: New file.
6425 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6427 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6429 (check_sibcall_argument_overlap): Likewise.
6431 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6433 * invoke.texi (SH Options): Document -m4-nofpu,
6434 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6435 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6437 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6439 * c-common.c (check_format_info): Give the 'some locales' warning
6440 for strftime %Ey rather than the unconditional 'only last 2 digits
6443 2000-08-22 Richard Henderson <rth@cygnus.com>
6445 * alias.c (init_alias_analysis): Do not register
6446 struct_value_incoming_rtx or static_chain_rtx as pointing
6449 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6451 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6453 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6455 * diagnostic.h (report_problematic_module): Declare.
6456 * diagnostic.c (report_problematic_module): New function.
6457 (report_error_function): Tweak.
6459 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6461 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6462 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6464 2000-08-21 Richard Henderson <rth@cygnus.com>
6466 * flow.c (calculate_global_regs_live): Mark frame pointer live
6467 everywhere before reload.
6469 2000-08-21 Jim Wilson <wilson@cygnus.com>
6471 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
6472 INTEL_EXTENDED_IEEE_FORMAT.
6473 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
6474 clear last two bytes of output FP value.
6476 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
6478 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
6480 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6482 * unroll.c (loop_find_equiv_value): If ret is modified between
6483 insn and loop_start, ret might not be equivalent to reg.
6485 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6487 * c-common.c (init_dollar_format_checking,
6488 maybe_read_dollar_number, finish_dollar_format_checking): New
6490 (dollar_arguments_used, dollar_arguments_count,
6491 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
6493 (check_format_info): Support $ formats for scanf and printf width
6494 and precision. Always increment format_chars to advance past the
6495 '*' of precision, not just when the format parameters are
6498 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6500 * mips.c (block_move_loop, expand_block_move,
6501 function_arg_partial_nregs, save_restore_insns, function_prologue,
6502 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
6504 (function_arg_advance, function_arg): Match argument to format
6507 2000-08-21 Nix <nix@esperi.demon.co.uk>
6509 * gcc.c (do_spec_1): Implement %j spec flag.
6510 Remove dead comment.
6512 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
6513 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
6514 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
6515 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
6517 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
6518 writable) instead of hardcoded value.
6520 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
6522 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
6525 * gcc.c (cc1_options): Do not process -o or run the assembler if
6527 * objc/lang-spec.h: Likewise.
6529 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
6531 * fixinc/fixincl.c (fix_with_system): Pipe the output of
6532 "external" fixes through `cat', to avoid truncating the input
6533 file by redirection.
6535 2000-08-21 Jakub Jelinek <jakub@redhat.com>
6537 * config/i386/i386.md (lea_general_1): Copy insn condition to split
6539 (lea_general_2, lea_general_3): Likewise.
6541 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6543 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6544 warnings to user code.
6546 * c-lex.c (readescape, yylex): Likewise.
6548 * c-typeck.c (store_init_value, process_init_element): Likewise
6549 (c_expand_start_case): Format.
6551 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6553 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6555 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6556 and linker_endian_spec to endian_spec.
6557 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6558 (LINK_SPEC): Remove %{EB} and %{EL}.
6559 (ASM_SPEC): Likewise. Use %(endian_spec).
6561 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6563 * c-tree.h (flag_hosted): Move declaration from here...
6564 * c-common.h (flag_hosted): ... to here.
6565 (flag_noniso_default_format_attributes): New declaration.
6566 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6567 (c_decode_option): Set it appropriately for options choosing
6568 language standard variant.
6569 * c-common.c (init_function_format_info): Only provide default
6570 format attributes if flag_hosted. Only provide the gettext
6571 formats if flag_noniso_default_format_attributes. Update
6573 (check_format_info): Disable treatment of %a as a scanf flag in
6576 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6578 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6580 (check_format_info): Set 'wide' for scanf format widths. Warn for
6581 a zero scanf width. Make the check for writing into a constant
6582 object at the first level of indirection; at later levels, warn if
6583 any type qualifiers are encountered.
6585 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6587 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6589 (push_reload): Use reload_inner_reg_of_subreg.
6590 (combine_reloads): Do not combine reloads if the input reload
6591 is a SUBREG in which the inner part will need reloading.
6593 * global.c (global_alloc): Avoid passing dumpfile argument to
6595 * toplev.c (rest_of_compilation): Likewise.
6596 * reload.h (reload): Remove dumpfile argument. Callers changed.
6597 (debug_reload, debug_reload_to_stream): Move prototypes here.
6598 * rtl.h (reload): Remove dumpfile argument.
6599 * reload.c (debug_reload): Remove prototype.
6600 (debug_reload_to_stream): Likewise.
6601 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6604 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6606 * diagnostic.c (context_as_prefix): Export.
6607 (need_error_newline): Remove.
6608 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6609 (error_module_changed, record_last_error_module,
6610 error_function_changed, record_last_error_function): New functions.
6611 (initialize_diagnostics): Default intialize
6612 lang_diagnostic_starter, lang_diagnostic_finalizer.
6613 (init_output_buffer): Tweak.
6614 (file_name_as_prefix): New function.
6615 (announce_function, default_print_error_function,
6616 report_error_function, set_diagnostic_context): Tweak.
6618 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6620 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6621 condition expression.
6623 2000-08-20 Richard Henderson <rth@cygnus.com>
6625 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6627 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6629 * cppinit.c (cpp_init): Set global flag when called.
6630 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6632 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6634 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6635 before `process_directive' so that newlines won't be missed
6637 (cpp_printf): Increment `print->lineno' when newline is emitted.
6639 * cppmain.c (cb_ident): Likewise.
6640 (cb_define): Likewise.
6641 (cb_undef): Likewise.
6642 (cb_include): Likewise.
6643 (cb_def_pragma): Likewise.
6644 (dump_macros_helper): Likewise.
6646 2000-08-20 Richard Henderson <rth@cygnus.com>
6648 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6649 assigned before a loop.
6651 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6652 (ashrsi3, lshrsi3): Likewise.
6654 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6656 * c-lang.c: #include diagnostic.h
6657 (c_tree_printer): New function.
6658 (lang_init): Initialize lang_printer.
6660 * Makefile.in (c-lang.o): Depends on diagnostic.h
6662 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6664 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6666 * diagnostic.c (default_diagnostic_starter,
6667 default_diagnostic_finalizer): New functions.
6668 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6669 (pedwarn, pedwarn_with_file_and_line, error,
6670 error_with_file_and_line, fatal, warning,
6671 warning_with_file_and_line): Adjust call to report_diagnostic.
6672 (report_diagnostic): Rework.
6673 (set_diagnostic_context): New function.
6675 * diagnostic.h (struct diagnostic_context): New data structure.
6676 (diagnostic_message, diagnostic_argument_list,
6677 diagnostic_file_location, diagnostic_line_location,
6678 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6679 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6680 (set_diagnostic_context): Declare.
6681 (report_diagnostic): Change prototype.
6683 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6685 * fix-header.c (main): Initialize cpplib.
6687 2000-08-19 Michael Meissner <meissner@redhat.com>
6689 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6690 instructions in it before checking for indirect jumps.
6692 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6693 in a indirect jump as a potential for conditional execution.
6695 * d30v.h (d30v_init_expanders): Don't declare here.
6696 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6699 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6701 * cpp.texi: Add @section for assertions.
6703 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6705 * loop.c (scan_loop): Use CONST_CALL_P instead of
6706 checking for REG_LIBCALL / REG_RETVAL.
6708 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6710 * reload1.c (reload_as_needed): Accept dumpfile argument,
6711 pass it to emit_reload_insns.
6712 (emit_reload_insns): Add new dumpfile argument. If non-null
6713 then dump the reloads for each insn into the dumpfile.
6714 (reload): Pass dumpfile to reload_as_needed.
6716 * invoke.texi: Clean up linux-gnu vs linux comments.
6718 2000-08-19 Richard Henderson <rth@cygnus.com>
6720 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6721 (ia64_depz_field_mask): New.
6722 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6723 (PREDICATE_CODES): Update.
6724 * config/ia64/ia64.md: Update commentary.
6725 (depz_internal): New.
6726 (ashlsi3): Implement directly.
6727 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6728 (ashldi3): Use shladd.
6729 * config/ia64/ia64-protos.h: Update.
6731 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6733 * toplev.c (independent_decode_option): Always process -g.
6734 Remove third argument, now unused. Adjust caller to match.
6736 2000-08-18 Richard Henderson <rth@cygnus.com>
6738 * combine.c (make_compound_operation): Break after creating
6741 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6743 * cpplib.c (cpp_register_pragma_space): Just return if the
6744 namespace is already registered.
6746 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6748 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6749 constant amount. Do not generate ROTL instruction.
6751 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6753 * config/sh/elf.h: Do not include sh/sh.h.
6754 * config/sh/rtems.h: Likewise.
6755 * config/sh/rtemself.h: Do not include sh/elf.h.
6756 * configure.in: Get them included with `tm_file's.
6757 * configure: Rebuilt.
6759 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6760 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6762 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6764 * stor-layout.c (compute_record_type): Don't use mode of single
6765 field as mode of record if not integer mode of same type.
6767 * regmove.c (perhaps_ends_bb_p): New function.
6768 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6769 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6770 (fixup_match_1): Likewise.
6771 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6772 avoid signed/unsigned warnings.
6774 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6777 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6779 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6780 (_cpp_trigraph_map): Declaration moved from cpplex.c
6782 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6783 instead of 256. Use consistent test for designated initializers.
6784 (cpp_init): Initialize trigraph_map.
6785 (initialize_standard_includes, parse_option): Use memcmp
6788 * cpplex.c (init_trigraph_map): Remove.
6789 (trigraph_ok, trigraph_replace, lex_line): Refer to
6792 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6793 (do_unassert): Remove unused "next" local.
6795 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6797 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6799 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6802 2000-08-17 Richard Henderson <rth@cygnus.com>
6804 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6805 the first insn in a sequence.
6807 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6809 * alias.c (true_dependence, write_dependence_p): A read
6810 involving a label_ref or the constant pool doesn't create
6813 * rtl.h (unchanging): Improve documentation.
6815 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6817 * cse.c (insert_regs): Remove unused `regno'.
6819 2000-08-17 Neil Booth <NeilB@earthling.net>
6821 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6822 remove_dup_dirs. If qtail == brack, remove brack not
6824 (remove_dup_dir, remove_dup_dirs): New functions.
6826 2000-08-17 Neil Booth <NeilB@earthling.net>
6828 * cppinit.c (cpp_cleanup): Free include dir chains.
6829 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6830 (do_unassert): Free the assert with _cpp_free_definition.
6831 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6832 assertions. Make the node a T_VOID node.
6834 2000-08-17 Neil Booth <NeilB@earthling.net>
6836 * cppinit.c (path_include, append_include_chain):
6837 Remove 2nd parameter (struct cpp_pending *).
6838 (path_include, initialize_standard_includes, cpp_handle_option):
6839 Update callers appropriately.
6840 (cpp_handle_option): Use pend.
6842 2000-08-17 Neil Booth <NeilB@earthling.net>
6844 * cppinit.c (sort_options): Remove, put functionality in
6847 (initialize_builtins): Free memory.
6848 (cpp_start_read): Move init_IStable to cpp_init.
6850 * cpplib.h (cpp_init): New prototype.
6851 * cppmain.c (main): Call cpp_init.
6853 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6855 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6856 (rtx_unstable_p, rtx_varies_p): Process vectors.
6858 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6860 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6861 references to GLOBAL symbols. Use LOCAL where appropriate.
6863 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6866 use t-aix41 when host == target.
6868 2000-08-16 Richard Henderson <rth@cygnus.com>
6870 * reload.c (push_secondary_reload): Revert last change.
6871 If we use a reload_in/out pattern, make the when the same
6872 as the primary reload.
6873 (find_reloads): Likewise.
6875 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6877 * configure.in (libstdcxx-v3): Fix test.
6878 * configure: Regenerate.
6880 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6882 * calls.c (calls_function_1, expand_call): Only test
6883 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6884 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6886 2000-08-16 Richard Henderson <rth@cygnus.com>
6888 * combine.c (simplify_shift_const): Revert previous two
6889 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6890 before the main loop.
6892 2000-08-15 Richard Henderson <rth@cygnus.com>
6894 * combine.c (simplify_shift_const): Bound shift count when
6897 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6899 * calls.c (ECF_SP_DEPRESSED): New macro.
6900 (calls_function_1): Treat calling sp-depressed function as alloca.
6901 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6902 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6903 If sp-depressed, ensure block saves and restores SP.
6904 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6906 * function.c (keep_stack_depressed): New function.
6907 (thread_prologue_and_epilogue_insns): Call it.
6908 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6909 to print DECL_OFFSET_ALIGN.
6910 Print no-force-blk and transparent-union flags properly.
6911 * stmt.c (expand_goto_internal): Don't restore stack if last block
6912 and function returns with sp depressed.
6913 (fixup_gotos): Likewise.
6914 (save_stack_pointer): New function, from code in expand_decl.
6915 (expand_decl): Call new function.
6916 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6917 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6918 (save_stack_pointer): New declaration.
6920 * diagnostic.c (fatal_function): New variable.
6921 (set_fatal_function): New function.
6923 * diagnostic.h (set_fatal_function): New declaration.
6925 2000-08-15 William Cohen <wcohen@redhat.com>
6927 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6928 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6929 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6931 2000-08-15 Richard Henderson <rth@cygnus.com>
6933 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6935 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6937 * arm.c (arm_function_ok_for_sibcall): New function.
6938 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6939 * arm.md (call expanders): Don't check here for calls that can't
6942 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6944 * arm.md (splits generating cond_exec): Disable.
6946 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6948 * arm/linux-elf.h (text_section): Delete declaration.
6950 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6952 ARM support for unordered FP operations.
6953 * arm-protos.h (arm_comparison_operator): Declare.
6954 * arm.c (arm_comparison_operator): New function.
6955 (arm_select_cc_mode): Add unordered comparison codes.
6956 (get_arm_condition_code): Likewise.
6957 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6958 be done in one insn.
6959 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6960 * arm.md (all uses of comparison_operator): Replace with
6961 arm_comparison_operator.
6962 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6964 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6967 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6969 * gthr-posix.h: Conditionally include <sched.h>; include
6970 <config.h> from libobjc/.
6972 2000-08-14 Richard Henderson <rth@cygnus.com>
6974 * config/i386/i386.c (legitimize_pic_address): Use Pmode
6977 2000-08-14 Richard Henderson <rth@cygnus.com>
6979 * configure.in (ia64-*): Set float_format for i386 long double.
6981 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
6982 as we would for i386 XFmode.
6983 (PUT_REAL): Likewise.
6984 (endian, ereal_atof, real_value_truncate): Likewise.
6985 (ereal_isneg, toe64, etens, make_nan): Likewise.
6986 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
6988 * config/ia64/ia64-protos.h: Update.
6989 * config/ia64/ia64.c (general_tfmode_operand): New.
6990 (destination_tfmode_operand): New.
6991 (tfreg_or_fp01_operand): New.
6992 (ia64_split_timode): New.
6993 (spill_tfmode_operand): New.
6994 (ia64_expand_prologue): Use TFmode not XFmode.
6995 (ia64_expand_epilogue): Likewise.
6996 (ia64_function_arg): Likewise.
6997 (ia64_function_arg_advance): Likewise.
6998 (ia64_return_in_memory): Likewise.
6999 (ia64_function_value): Likewise.
7000 (ia64_print_operand): Likewise.
7001 (ia64_register_move_cost): Set GR<->FR to 5.
7002 (ia64_secondary_reload_class): Get GR for TImode memory op.
7003 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
7004 (ROUND_TYPE_ALIGN): Remove.
7005 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
7006 (INTEL_EXTENDED_IEEE_FORMAT): Define.
7007 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
7008 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
7009 (MODES_TIEABLE_P): Use TFmode, not XFmode.
7010 (CLASS_MAX_NREGS): Likewise.
7011 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
7012 (PREDICATE_CODES): Update.
7013 * config/ia64/ia64.md (movti): New.
7014 (movti_internal): Use a clobber for memory alternatives.
7015 (reload_inti, reload_outti): New.
7016 (movsfcc_astep): Predicate properly.
7017 (movdfcc_astep): Likewise.
7020 (extendsftf2, extenddftf2): New.
7021 (trunctfsf2, trunctfdf2): New.
7022 (floatditf2, fix_trunctfdi2): New.
7023 (floatunsditf2, fixuns_trunctfdi2): New.
7024 (addtf3, subtf3, multf3, abstf2): New.
7025 (negtf2, nabstf2, mintf3, maxtf3): New.
7026 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
7028 (fr_spill): Use TFmode, not XFmode.
7029 (fr_restore): Likewise.
7030 * config/ia64/lib1funcs.asm (__divtf3): New.
7031 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
7033 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7035 * cse.c (fold_rtx): Avoid empty body in an if-statement.
7037 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
7038 `U' integer constant suffix.
7040 * dwarf2out.c (add_subscript_info): Avoid empty body in an
7043 * sparc/sol2.h (__enable_execute_stack): Prototype.
7045 2000-08-14 David Edelsohn <edelsohn@gnu.org>
7047 * collect2.c: Remove use of AIX import file.
7049 * longlong.h: Test ARCH_PWR not ARCH_POWER.
7051 * rs6000.c (print_operand, case 'E'): Add else.
7053 2000-08-14 Richard Henderson <rth@cygnus.com>
7055 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
7056 (movdi_symbolic): New.
7058 2000-08-14 Jim Wilson <wilson@cygnus.com>
7060 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7061 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
7062 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7065 2000-08-14 Richard Henderson <rth@cygnus.com>
7067 * expr.c (emit_group_load): Don't force constants into registers.
7068 Special case source already in the correct mode.
7070 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
7072 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
7073 * fixinc/inclhack.def: Likewise.
7074 * fixinc/mkfixinc.sh: Likewise.
7075 * configure: Regenerate.
7076 * fixinc/fixincl.x: Regenerate.
7077 * install.texi: Document equivalence of linux and linux-gnu.
7079 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7081 * cse.c (insert_regs): Also in REG case: When finding an invalid
7082 value, and we make a new quantity, make sure that it won't be
7083 mistaken by for a valid one by mention_regs.
7085 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
7087 * h8300.md: Remove obsolete peepholes.
7089 2000-08-13 Kazu Hirata <kazu@hxi.com>
7091 * invoke.texi (H8/300 Options): Fix typos.
7092 * config/h8300.c: Fix formatting.
7093 * config/h8300.h: Fix comment typos.
7094 (OVERRIDE_OPTIONS): Fix formatting.
7096 * function.c: Fix formatting.
7098 * cse.c: Fix formatting.
7100 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7102 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7103 (attempt_auto_inc): Suppress parentheses warning.
7104 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7105 * loop.c (load_mems): Remove `u' suffix in two places.
7106 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7108 * config/rs6000/rs6000.h: Likewise.
7109 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7110 __eabi dummy routine.
7111 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7114 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7115 not put stuff in .sdata unnecessarily.
7116 (rs6000_unique_section): New function.
7117 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7118 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7120 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7121 arrays in C99. Don't try to look at DECL_REGISTER of a
7122 COMPONENT_REF. Don't complain twice about the same error.
7124 * fixinc/inclhack.def (aix_pthread): New fix.
7125 (aix_sysmachine): New fix.
7126 * fixinc/fixincl.x: Regenerate.
7128 * expr.c (expand_expr): Call convert_modes when turning a large
7129 multiply into a small one.
7131 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7133 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7134 the tree structure an exponent rather than an explicit alignment
7135 so it doesn't overflow.
7136 (SET_DECL_OFFSET_ALIGN): New macro.
7137 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7138 rather than DECL_OFFSET_ALIGN.
7139 (place_field): Likewise.
7140 * expmed.c (store_bit_field): Abort on align==0 to avoid
7141 antisocial machine behaviour.
7143 2000-08-12 Richard Henderson <rth@cygnus.com>
7145 * sibcall.c (uses_addressof): Accept both addressof and
7146 current_function_internal_arg_pointer inside a mem.
7147 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7148 if current_function_uses_addressof.
7149 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7152 2000-08-11 Richard Henderson <rth@cygnus.com>
7154 * config/ia64/ia64.md (addsi3): Remove expander.
7155 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7156 (*addsi3_shladd): New.
7158 2000-08-11 Richard Henderson <rth@cygnus.com>
7160 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7161 (do_restore): Likewise.
7162 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7163 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7164 (rtx_needs_barrier): Track actual bit manipulation for
7165 ar.unat moves, gr_spill, and gr_restore.
7166 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7167 (process_set): Don't handle varargs spills.
7168 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7169 .mem.offset here instead of in process_set.
7170 (gr_restore): Likewise.
7172 2000-08-11 Richard Henderson <rth@cygnus.com>
7174 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7176 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7178 * gcc.texi (The Configuration File): Document
7179 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7180 UPDATE_PATH_HOST_CANONICALIZATION.
7182 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7184 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7185 unprototyped function pointer casts on integer constants.
7187 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7189 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7191 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7193 * extend.texi (Volatiles): Fix typos.
7195 2000-08-11 Kazu Hirata <kazu@hxi.com>
7197 * flow.c: Fix formatting.
7199 2000-08-11 Richard Henderson <rth@cygnus.com>
7201 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7202 pattern, always allocate a tertiary scratch register.
7204 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7205 (reload_inhi): Likewise.
7207 2000-08-11 Richard Henderson <rth@cygnus.com>
7209 * function.c (put_reg_into_stack): Allow type to be NULL.
7210 (schedule_fixup_var_refs): Likewise.
7211 (gen_mem_addressof): Allow decl to be NULL.
7212 (put_addressof_into_stack): Likewise.
7214 * flow.c (merge_blocks_nomove): Be more careful about
7215 locating the beginning of block A.
7217 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7219 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7224 * config.in: Reverted the check for <sched.h>.
7226 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7228 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7229 macros define the name of CTOR and DTOR sections.
7230 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7231 DTOR_LIST_END): Change to use attributes to specify
7233 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7234 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7235 DTOR_LIST_END): Same as in mips/elf.h.
7237 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7239 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7240 disabling just crt0.o.
7242 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7244 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7245 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7246 (EXTRA_SPECS): Add them.
7247 * arm/lib1funcs.asm: Support builds for interworking.
7248 Use macros to eliminate duplicated pieces of code.
7250 2000-08-10 Kazu Hirata <kazu@hxi.com>
7252 * h8300.c (expand_a_rotate): New.
7253 (emit_a_rotate): Likewise.
7254 (h8300_adjust_insn_length): Add support for the rotate insns.
7255 * h8300.md (rotlqi3): New.
7256 (*rotlqi3_1): Likewise.
7257 (rotlhi3): Likewise.
7258 (*rotlhi3_1): Likewise.
7259 (rotlhi3): Likewise.
7260 (*rotlhi3_1): Likewise.
7261 * h8300-proto.h: Add prototypes for expand_a_rotate and
7264 * h8300.c: Fix comment typos.
7265 (dosize): Declare the variable amount as unsigned.
7266 (get_shift_alg): Fix a comparison between signed and unsigned.
7267 (emit_a_shift): Likewise.
7268 (h8300_adjust_insn_length): Simplify the code.
7270 * c-decl.c: Fix formatting.
7272 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7275 warning about non-traditional numeric constant suffixes.
7277 * cppexp.c (parse_number): Likewise.
7279 * invoke.texi: (-Wtraditional): Document new behavior.
7281 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7283 * gthr-posix.h: Include auto-host.h. Conditionally include
7285 * configure.in: Check for the <sched.h> header file.
7286 * config.in: Added define for HAVE_SCHED_H.
7288 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7291 initialization of unions.
7293 * invoke.texi (-Wtraditional): Document new behavior.
7295 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7297 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7298 instead of extra_c_flags.
7299 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7300 * configure: Regenerate.
7301 * config.in: Regenerate.
7303 * cpperror.c (cpp_type2name): New function.
7304 * cpplex.c (lex_line): If we issued an error for an invalid
7305 preprocessing directive, discard that logical line.
7306 * cpplib.c (do_line): Call a hook function if the current file
7307 is renamed by #line.
7308 (do_ident): Pass the contents of the string, not the entire
7309 token, to the callback function.
7310 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7311 (cb.rename_file): New hook function.
7312 (cb.ident): Adjust prototype.
7313 (cpp_type2name): Prototype.
7314 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7316 * cppmain.c (cb_ident): Update for changed interface.
7317 (cb_rename_file): New function.
7318 (main): Set rename callback.
7320 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7322 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7323 multi-word registers.
7325 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7327 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7328 or ISO C89 instead of ANSI C.
7329 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7330 build_enumerator, do_case): Likewise.
7331 * c-lex.c (parse_float, yylex): Likewise.
7332 * c-parse.in: Likewise.
7333 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7334 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7335 build_c_cast, convert_for_assignment, set_init_index,
7336 set_init_label, c_expand_start_case): Likewise.
7337 * toplev.c (documented_lang_options, display_help): Likewise.
7339 2000-08-08 Kazu Hirata <kazu@hxi.com>
7341 * h8300.c: Fix formatting.
7342 * h8300.h: Likewise.
7343 * h8300.md: Likewise.
7344 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7346 * reload1.c: Fix formatting.
7348 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7350 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7351 Use GEN_CALL_VALUE define.
7352 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7353 * clipper/clipper.md (untyped_call): Likewise.
7354 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7355 * fx80/fx80.md (untyped_call): Likewise.
7356 * mips/mips.md (untyped_call): Likewise.
7357 * ns32k/ns32k.md (untyped_call): Likewise.
7358 * pa/pa.md (untyped_call): Likewise.
7359 * romp/romp.md (untyped_call): Likewise.
7360 * sparc/sparc.md (untyped_call): Likewise.
7362 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7364 * config/i860/i860.c (singlemove_string): Do not generate assembler
7365 pseudo instructions that must be expanded (that is, with signed
7366 constants larger than 16 bits).
7368 2000-08-08 Richard Henderson <rth@cygnus.com>
7370 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7371 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7372 (init_propagate_block_info): Don't kill memory stores at -O0.
7373 (mark_set_1, mark_used_regs): Likewise.
7375 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7377 * rs6000.c (optimization_options): Decorate 'level' as
7379 (mask64_operand): Remove sign-extend thinko.
7380 (rldic_operand): New function.
7381 (load_multiple_operation): regno's are unsigned ints.
7382 (store_multiple_operation): Likewise.
7383 (lmw_operation): Likewise.
7384 (stmw_operation): Likewise.
7385 (includes_lshift_p): shift_mask is unsigned int.
7386 (includes_lshift64_p): New function.
7387 (addrs_ok_for_quad_peep): unsigned int reg1.
7388 (print_operand): Consistently add "else" after
7389 output_operand_lossage().
7390 (print_operand, case 'b'): Fold in case 'W'.
7391 (print_operand, case 'W'): Print rldic MB value.
7392 (output_epilogue): Update Objective-C language string.
7393 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7394 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7395 * rs6000.md (ashldi3): Add rldic instruction.
7396 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7397 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7400 2000-08-08 Richard Henderson <rth@cygnus.com>
7402 * config/ia64/ia64-protos.h: Remove duplicates. Update
7403 for massive code rearrangements.
7404 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7405 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7406 (ia64_local_regs, ia64_need_regstk): Remove.
7407 (ar_ccv_reg_operand): New.
7408 (ia64_gp_save_reg): New.
7409 (struct ia64_frame_info): Combine most of the size elements;
7410 add new gr save elements.
7411 (find_gr_spill): New.
7412 (next_scratch_gr_reg): New.
7413 (mark_reg_gr_used_mask): New.
7414 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7415 to GR backing store regs when possible.
7416 (ia64_initial_elimination_offset): New.
7417 (ia64_rap_fp_offset): Remove.
7418 (save_restore_insns): Remove.
7419 (setup_spill_pointers): New.
7420 (finish_spill_pointers): New.
7421 (spill_restore_mem): New.
7422 (do_spill, do_restore): New.
7423 (ia64_expand_prologue): Rewrite to use them.
7424 (ia64_expand_epilogue): Likewise.
7425 (ia64_direct_return): Update for current_frame_info changes.
7426 (ia64_function_prologue): Simplify .prologue emission. Emit
7428 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7429 (ia64_dbx_register_number): New.
7430 (ia64_initialize_trampoline): New.
7431 (ia64_secondary_reload_class): Request GR_REGS for integer
7432 arithmetic destined for FR_REGS.
7433 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7434 (ia64_mark_machine_status): Mark ia64_gp_save.
7435 (rws_access_regno): Rename from rws_access_reg; don't treat
7436 predicates specially.
7437 (rws_access_reg): New. Update all callers.
7438 (rtx_needs_barrier): Remove dead unspecs.
7439 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7440 (ia64_encode_section_info): Silence signed/unsigned warnings.
7441 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7442 (tmp_reg, tmp_saved): Remove.
7443 (process_set): Rewrite to expect complicated bits via
7444 REG_FRAME_RELATED_EXPR.
7445 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7446 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7447 (ia64_expand_op_and_fetch): Likewise.
7448 (ia64_expand_compare_and_swap): Likewise.
7449 (ia64_expand_builtin): Likewise.
7450 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7451 (FIRST_PSEUDO_REGISTER): Update.
7452 (AR_M_REGNO_P): Update.
7453 (FIXED_REGS): Don't mark three local registers as used.
7454 (EXTRA_CC_MODES): New.
7455 (SELECT_CC_MODE): New.
7456 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7457 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7458 (FRAME_GROWS_DOWNWARD): Unset.
7459 (STARTING_FRAME_OFFSET): Zero.
7460 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7461 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7462 (HARD_FRAME_POINTER_REGNUM): New.
7463 (CAN_DEBUG_WITHOUT_FP): Define.
7464 (TRAMPOLINE_TEMPLATE): Remove.
7465 (TRAMPOLINE_SIZE): Lower to 32.
7466 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7467 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7468 (PREDICATE_CODES): Update.
7469 (struct machine_function): Add ia64_gp_save.
7470 * config/ia64/ia64.md: Purge unused unspecs.
7471 (movsi patterns): Allow moves to/from AR_M_REGS.
7472 (movdi patterns): Allow moves to/from p0.
7473 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
7474 (gr_spill, gr_restore): Indicate ar.unat read/written.
7475 (nonlocal_goto): Don't pass old frame_pointer.
7476 (nonlocal_goto_receiver): Remove.
7477 (exception_receiver): New.
7478 (builtin_setjmp_setup): New.
7479 (builtin_setjmp_receiver): New.
7480 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
7481 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
7482 (__ia64_restore_stack_nonlocal): Likewise.
7483 (__ia64_trampoline): New.
7484 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
7486 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
7488 2000-08-08 Richard Henderson <rth@cygnus.com>
7490 * frame.h (ia64_frame_state): Add my_psp.
7491 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
7492 (__throw): Pass it in. Don't clobber r7.
7493 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
7494 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
7495 and nothing to do with sp.
7496 (normalize_reg_loc): Use frame->my_psp.
7497 (frame_translate): Handle frame-pointer-less functions. Set
7498 spill_base correctly, in absence of being told.
7499 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
7500 (__ia64_backtrace_helper): New sp argument. Use
7501 builtin_return_address instead of label addresses.
7502 (print_record) [mem_stack_v]: No size member.
7504 2000-08-08 Richard Henderson <rth@cygnus.com>
7506 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
7508 2000-08-08 Richard Henderson <rth@cygnus.com>
7510 * tm.texi (LOCAL_REGNO): Document.
7511 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
7512 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
7513 * reload1.c (reload): Likewise when considering nonlocal labels.
7515 * config/ia64/ia64.h (LOCAL_REGNO): New.
7516 * config/sparc/sparc.h (LOCAL_REGNO): New.
7518 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7520 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
7522 2000-08-07 Nick Clifton <nickc@redhat.com>
7524 * config/mips/mips.c: Fix compile time warning messages.
7525 * config/mips/mips-protos.h: Add prototype for equality_op.
7527 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
7529 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
7531 * mn10300.md: Use nonimmediate_operand instead of general_operand
7534 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
7536 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
7538 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
7539 * sh.c (expand_block_move): Break long lines.
7540 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
7541 * sh.md (mulsi3): Likewise.
7542 (movdi): Adjust spacing.
7544 2000-08-07 Richard Henderson <rth@cygnus.com>
7546 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7547 * expr.c (emit_group_store): Don't set it.
7549 2000-08-07 Kazu Hirata <kazu@hxi.com>
7551 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7552 duplicate entries for 'w' and 'z'.
7554 * flow.c: Fix a comment typo.
7556 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7558 * c-parse.in: Changed the language string for Objective-C to "GNU
7561 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7563 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7564 to improve the Posix thread support for Objective-C.
7566 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7568 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7569 CTI_UNSIGNED_PTRDIFF_TYPE.
7570 (signed_size_type_node): Define.
7571 (unsigned_ptrdiff_type_node): Define.
7572 * c-decl.c (init_decl_processing): Create the
7573 signed_size_type_node and unsigned_ptrdiff_type_node types.
7574 * c-common.c (T_SC): Define.
7577 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7578 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7580 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7581 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7582 flags for %c, %s and %[.
7583 (check_format_info): Only allow leniency for signedness of targets
7584 of character pointers (when pedantic) for formats flagged with
7585 "c", so for strings but not for %hh formats. When pedantic, don't
7586 allow character pointers to substitute for void pointers if a
7587 second level of indirection is present.
7589 2000-08-06 Kazu Hirata <kazu@hxi.com>
7591 * invoke.texi (Options for Debugging Your Program or GCC): Update
7592 the names of dump files.
7594 * h8300.c (dosize): Rearrange code for conciseness.
7595 (split_adds_subs): Likewise.
7597 * loop.c: Fix formatting.
7599 * dwarf2out.c: Fix formatting.
7601 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7603 * expr.c: Fix formatting.
7605 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7607 * rs6000.c (rs6000_maybe_dead): Prototype.
7609 2000-08-06 Richard Henderson <rth@cygnus.com>
7611 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7612 HAVE_nonlocal_goto as well.
7613 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7614 * config/pj/pj.md (nonlocal_goto): Likewise.
7616 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7618 * loop.c (try_swap_copy_prop): New function.
7619 (load_mems): Rename copies to load_copies and add new regset
7620 store_copies. Check for sets of shadow registers and mark
7621 in store_copies. Call try_swap_copy_prop for registers
7622 marked in store_copies.
7624 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7626 * objc/objc-act.c: New command line option -fconstant-string-class
7627 to allow specifying a user defined constant string class,
7628 different from NXConstantString.
7630 * toplev.c: Moved the Objective-C specific options to
7631 objc/lang-options.h.
7633 * objc/lang-options.h: Moved the Objective-C specific options from
7634 toplev.c. Added -fconstant-string-class.
7636 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7638 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7639 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7640 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7641 avoid extra alignment imposed on arrays.
7642 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7643 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7645 * mips.h: Clean up comments and spacing near MASKs.
7646 (TARGET_UNIX_ASM): Delete.
7647 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7648 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7651 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7653 * c-common.c (print_char_table): Add entries for the X/Open '
7654 format flag (print decimals with locale's thousands grouping
7655 character). Make %C expect wint_t.
7656 (check_format_info): If pedantic, warn when the %n$ operand
7657 number form is used. Allow for the ' flag; warn about it if
7660 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7662 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7663 type is a float mode, cfun->decl's return type is not, and
7664 TARGET_FLOAT_RETURNS_IN_80387.
7666 2000-08-04 Andreas Schwab <schwab@suse.de>
7668 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7669 token list, which are always `#' and `pragma'.
7671 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7673 * tree.c (tree_expr_nonnegative_p): Move to...
7674 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7675 (rtl_expr_nonnegative_p): New.
7676 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7678 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7679 CONST_DOUBLE_CHAIN: Move to...
7680 * rtl.h: ...here. Use XCINT/XCEXP.
7682 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7683 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7684 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7687 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7689 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7691 * config/c4x/c4x.md (return_indirect_internal): New.
7692 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7694 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7696 * c-common.c (time_char_table): Mark up formats added in C99 and
7697 make other corrections. %D and %g were added in C99. %Og is an
7698 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7699 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7700 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7701 %h was added in C99. %C was added in C99. %OY and %OC are
7702 extensions. Add the C99 format %F.
7703 (check_format_info): If pedantic and not in C99 mode, warn for C99
7706 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7708 * function.c (schedule_fixup_var_refs): New function, broken out
7709 of put_reg_into_stack.
7710 (put_reg_into_stack): Use it.
7711 (put_var_into_stack): In CONCAT case, fixup up references for
7712 components only after fixing up references to the whole concat.
7714 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7716 * alias.c (mark_constant_function): Use INSN_P.
7717 (init_alias_analysis): Likewise.
7718 * combine.c (combine_instructions): Use INSN_P.
7719 (can_combine_p): Likewise.
7720 (try_combine): Likewise.
7721 (distribute_notes): Likewise.
7722 (distribute_links): Likewise.
7723 * cse.c (cse_around_loop): Use INSN_P.
7724 (invalidate_skipped_block): Likewise.
7725 (cse_set_around_loop): Likewise.
7726 (cse_end_of_basic_block): Likewise.
7727 (delete_trivially_dead_insns): Likewise.
7728 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7729 (unshare_all_rtl_1): Likewise.
7730 (next_cc0_user): Likewise.
7731 (try_split make_insn_raw): Likewise.
7732 (remove_unnecessary_notes): Likewise.
7733 * final.c (shorten_branches): Use INSN_P.
7734 (leaf_renumber_regs): Likewise.
7735 (leaf_renumber_regs_insn): Likewise.
7736 * flow.c (find_label_refs): Use INSN_P.
7737 (verify_wide_reg): Likewise.
7738 (notice_stack_pointer_modification): Likewise.
7739 (count_or_remove_death_notes): Likewise.
7740 (verify_flow_info): Likewise.
7741 (clear_log_links): Likewise.
7742 * function.c (fixup_var_refs_insns): Use INSN_P.
7743 (compute_insns_for_mem): Likewise.
7744 * gcse.c (alloc_gcse_mem): Use INSN_P.
7745 (compute_sets): Likewise.
7746 (compute_hash_table): Likewise.
7747 (classic_gcse): Likewise.
7749 (insert_insn_end_bb): Likewise.
7750 (delete_null_pointer_checks_1): Likewise.
7751 * global.c (expand_preferences): Use INSN_P.
7752 (build_insn_chain): Likewise.
7753 * graph.c (node_data): Use INSN_P.
7754 * haifa-sched.c (priority): Use INSN_P.
7755 (rm_line_notes): Likewise.
7756 (rm_other_notes): Likewise.
7757 (find_insn_reg_weight): Likewise.
7758 (init_target_units): Likewise.
7759 (schedule_block): Likewise.
7760 (compute_block_forward_dependences): Likewise.
7761 (debug_dependencies): Likewise.
7762 (set_priorities): Likewise.
7763 * integrate.c (function_cannot_inline_p): Use INSN_P.
7764 (save_parm_insns): Likewise.
7765 (copy_insn_list): Likewise.
7766 * jump.c (mark_all_labels): Use INSN_P.
7767 (never_reached_warning): Likewise.
7768 * lcm.c (optimize_mode_switching): Use INSN_P.
7769 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7770 (memref_used_between_p): Likewise.
7771 (update_equiv_regs): Likewise.
7772 (block_alloc): Likewise.
7773 (no_conflict_p): Likewise.
7774 * loop.c (scan_loop): Use INSN_P.
7775 (find_and_verify_loops): Likewise.
7776 (count_loop_regs_set): Likewise.
7777 (loop_reg_used_before_p): Likewise.
7778 (strength_reduce): Likewise.
7779 (recombine_givs): Likewise.
7780 (check_dbra_loop): Likewise.
7781 (load_mems): Likewise.
7782 (try_copy_prop): Likewise.
7783 * print-rtl.c (print_rtx): Use INSN_P.
7784 * recog.c (find_single_use): Use INSN_P.
7785 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7786 (next_flags_user): Likewise.
7787 (swap_rtx_condition): Likewise.
7788 * regmove.c (mark_flags_life_zones): Use INSN_P.
7789 (optimize_reg_copy_1): Likewise.
7790 (optimize_reg_copy_2): Likewise.
7791 (optimize_reg_copy_3): Likewise.
7792 (reg_is_remote_constant_p): Likewise.
7793 (fixup_match_2): Likewise.
7794 (regmove_optimize): Likewise.
7795 (fixup_match_1): Likewise.
7796 * regrename.c (build_def_use): Use INSN_P.
7797 (replace_reg_in_block): Likewise.
7798 (consider_use): Likewise.
7799 * reload.c (find_equiv_reg): Use INSN_P.
7800 * reload1.c (reload): Use INSN_P.
7801 (maybe_fix_stack_asms): Likewise.
7802 (calculate_needs_all_insns): Likewise.
7803 (reload_as_needed): Likewise.
7804 (emit_output_reload_insns): Likewise.
7805 (delete_address_reloads_1): Likewise.
7806 (reload_cse_regs_1): Likewise.
7807 (reload_combine): Likewise.
7808 (reload_cse_move2add): Likewise.
7809 * reorg.c (redundant_insn): Use INSN_P.
7810 (dbr_schedule): Likewise.
7811 * resource.c (find_dead_or_set_registers): Use INSN_P.
7812 (mark_target_live_regs): Likewise.
7813 * rtlanal.c (reg_used_between_p): Use INSN_P.
7814 (reg_referenced_between_p): Likewise.
7815 (reg_set_between_p): Likewise.
7816 (reg_set_p): Likewise.
7817 (single_set): Likewise.
7818 (multiple_sets): Likewise.
7819 (find_last_value): Likewise.
7820 (reg_set_last): Likewise.
7821 (find_reg_note): Likewise.
7822 (find_regno_note): Likewise.
7823 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7824 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7825 * ssa.c (find_evaluations): Use INSN_P.
7826 (rename_block): Likewise.
7827 (rename_equivalent_regs): Likewise.
7828 * unroll.c (loop_find_equiv_value): Use INSN_P.
7829 (set_dominates_use): Likewise.
7830 * varasm.c (mark_constant_pool): Use INSN_P.
7831 (mark_constants): Likewise.
7832 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7833 (alphaev4_next_group): Likewise.
7834 (alphaev5_next_group): Likewise.
7835 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7836 (c4x_rptb_rpts_p): Likewise.
7837 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7838 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7839 (rs6000_adjust_priority): Likewise.
7840 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7841 (machine_dependent_reorg): Likewise.
7842 (split_branches): Likewise.
7843 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7845 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7847 * combine.c (recog_for_combine): Remove the old notes
7848 prior to attempting to recognize the new pattern.
7849 (distribute_notes): Ignore REG_NONNEG notes.
7851 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7853 * varasm.c (output_constructor): Add .align 0 for packed vars.
7855 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7857 * configure.in: Use default thread_file even when enable_threads is
7858 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7859 * configure: Rebuilt.
7861 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7863 2000-08-04 Donn Terry (donnte@microsoft.com)
7865 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7867 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7869 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7870 Delete code that conditionally modifies 'version'.
7871 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7872 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7873 * gcc.c (main): Use it.
7874 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7875 * prefix.c (update_path): Use it.
7876 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7877 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7878 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7880 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7881 (SUBTARGET_SWITCHES): Adjust.
7882 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7884 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7886 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7888 * c-common.h (flag_isoc94): Declare.
7889 * c-decl.c (flag_isoc94): Define.
7890 (c_decode_option): Set flag_isoc94 as appropriate.
7891 * c-common.c (T_PD, T_IM, T_UIM): Define.
7892 (format_char_info): Add tlen and jlen.
7893 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7895 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7897 (time_char_table): Add NULL entries for %t and %j.
7898 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7899 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7900 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7901 precision. Allow precision argument to be unsigned int. If
7902 pedantic, warn for %p passed an argument not a pointer to possibly
7903 qualified void or a possibly qualified character type, and for
7904 pointer targets of the wrong sign, except for character pointers.
7906 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7908 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7909 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7910 (wint_type_node): Define.
7911 * c-decl.c (WINT_TYPE): Define.
7912 (init_decl_processing): Create the wint_type_node type.
7913 * c-common.c (T_WI): Define.
7914 (print_char_table): Use T_WI for %lc format.
7916 2000-08-04 Bruce Korb <bkorb@gnu.org>
7918 * fixinc/: Verified that the MSDOS patch does not break
7919 the UNIX functionality and applied the next three patches
7922 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7924 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7925 output file with the temporary one by appending ".X" to generate
7926 the temporary fuile's name. If the output file already has an
7927 extension, replace it with ".X".
7929 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7930 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7931 reallocate the command buffer while copying the command-line
7932 argument. Redirect the output directly to the temporary file,
7933 instead of going through another temporary file.
7934 (process): Close the temporary file before unlinking it.
7935 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7936 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7937 (run_compiles): Pass p_fixd argument to machine_matches, as it
7940 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7941 environment, assume there are no symlinks in the include
7942 directory. When cleaning up the DONE files, look for them
7943 case-insensitively. Don't try to remove symlinks if they aren't
7946 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7947 all callers changed. Declare pz "const char *", to avoid compiler
7950 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7951 Change prototype of make_raw_shell_str.
7953 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7955 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7956 (initialize) [__MSDOS__]: Use tempnam.
7957 (initialize): Don't use SIGPIPE if it is not defined.
7959 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7962 2000-07-25 Bruce Korb <bkorb@gnu.org>
7964 * fixinc/fix*.[ch]: substantially reworked to make it possible
7965 to run this program without using fork(2) or pipe(2) (i.e. in
7968 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7970 * cppdefault.h (WINT_TYPE): Define.
7971 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7972 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7973 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7975 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
7977 * (mips_legitimate_address_p): Don't allow register+offset
7978 if the offset is large and negative, and we are compiling
7979 for 64 bit registers.
7981 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7983 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
7984 insn_code_number + 1.
7986 2000-08-04 Kazu Hirata <kazu@hxi.com>
7988 * h8300.c (function_prologue): Rearrange code for conciseness.
7989 (function_epilogue): Likewise.
7990 * h8300.h (OK_FOR_U): Fix formatting.
7992 * cse.c: Fix a comment typo. Fix formatting.
7994 2000-08-03 Richard Henderson <rth@cygnus.com>
7996 * config/i386/i386.md (return_indirect_internal): New.
7997 * config/i386/i386.c (ix86_expand_epilogue): Use it.
7999 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
8001 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
8003 (lex_line): Glue @ onto the beginning of identifiers and
8004 string constants, in Objective-C mode.
8005 (output_token, spell_token): Handle CPP_OSTRING.
8006 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
8007 beginning of a NAME or a STRING, in objc mode.
8009 * cpplib.c (get_define_node): Do not permit identifiers that
8010 begin with @ to be #defined.
8011 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
8012 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
8014 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
8015 * c-tree.h (build_objc_string): Delete prototype.
8016 * objc/objc-tree.def: Delete OBJC_STRING_CST.
8017 * c-lex.c (yylex): Use build_string for all three kinds of strings.
8019 * c-parse.in, objc/objc-act.c: Update commentary.
8021 2000-08-03 Mark Mitchell <mark@codesourcery.com>
8023 * extend.texi: Fix typo in last change.
8025 * extend.texi: Add commentary on statement-expressions and their
8026 interactions with C++.
8028 2000-08-03 Nick Clifton <nickc@cygnus.com>
8030 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
8031 * dwarf.h (LANG_JAVA): Change value to 0x000b.
8033 2000-08-03 Anthony Green <green@cygnus.com>
8035 * dwarf2out.c (gen_compile_unit_die): Add java language support.
8036 (add_bound_info): Check for java language.
8037 (is_java): New function.
8038 * dwarfout.c (output_compile_unit_die): Ditto.
8039 * dwarf.h (dwarf_source_language): Add java source language type.
8040 * dwarf2.h (dwarf_source_language): Ditto.
8042 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8044 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
8047 * i386.c (ix86_expand_branch): Mode of comparison in
8048 IF_THEN_ELSE is VOIDmode.
8050 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
8052 * gengenrtl.c, rtl.c: Avoid #elif.
8054 2000-08-03 Michael Poole <poole@troilus.org>
8056 * tm.texi (Register Classes): Clarify order of sub-initializers
8057 in REG_CLASS_CONTENTS.
8059 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8061 From SAITOH Masanobu:
8062 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
8064 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
8066 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
8067 is not supported by tradcpp and isn't actually needed for cygwin.
8069 2000-08-03 Kazu Hirata <kazu@hxi.com>
8071 * h8300.c: Fix a comment typo.
8072 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
8074 * jump.c: Fix formatting.
8076 * toplev.c: Fix formatting.
8078 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
8080 * flow.c (find_auto_inc): Verify that we've got a REG before
8081 peeking at its regno. Fail, don't abort if we can't find
8082 the increment of the desired register.
8084 * pa.md (shadd height reduction patterns/splitters): Remove.
8086 2000-08-02 Jim Wilson <wilson@cygnus.com>
8088 * config/ia64/ia64-protos.h (flag_ssa): Declare.
8089 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
8091 2000-08-02 Mark Mitchell <mark@codesourcery.com>
8093 * dce.c: Remove all uses of assert.
8094 * dwarf2out.c: Likewise.
8095 * dwarfout.c: Likewise.
8098 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8100 * gcc.h (lang_specific_driver): Constify second argument.
8101 * gcc.c (translate_options, process_command, main): Likewise.
8102 Constify variables to match. Cast second argument to
8105 * cppspec.c, gccspec.c: Adjust type of second argument to
8106 lang_specific_driver, and update code as necessary.
8108 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8110 * loop.c (scan_loop): Ensure update_end label does not
8111 go away until reg_scan_update is run.
8113 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8115 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8116 * c-tree.h: ... not here.
8117 * errors.h: Prototype fancy_abort.
8119 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8120 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8121 * regrename.c (regrename_optimize): Make control flow explicit.
8122 (replace_reg_in_block): Initialize reg_use to 0.
8124 * i386.c (legitimate_address_p): Rename error label to
8125 report_error to avoid namespace clash.
8127 2000-08-02 Kazu Hirata <kazu@hxi.com>
8129 * fold-const.c: Fix formatting.
8131 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8133 * i386.c (legitimate_address_p): Accept other bases than
8134 pic_offset_table_rtx for GOTOFF constructs.
8136 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8138 * i386.md (shift to lea splitter): Use const_int_operand.
8140 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8142 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8143 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8146 * cppmain.c (cb_define, cb_undef): Don't generate any output
8147 if not done_initializing.
8148 * cpplex.c (maybe_paste_with_next): When the token after a ##
8149 is an omitted rest argument, only delete the token before it
8150 if that token is a comma. Do not warn about bogus token
8151 pastes for , ## rest_arg.
8154 * cpp.1: Regenerate.
8156 2000-08-02 Fred Fish <fnf@be.com>
8158 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8159 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8162 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8163 Be directories to search path.
8165 Remove support for __declspec(dllimport) and __declspec(dllexport).
8166 This is leftover cruft from the earlier BeOS gcc port when BeOS
8167 used Microsoft's PE object file format.
8168 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8169 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8170 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8171 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8172 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8173 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8174 (REDO_SECTION_INFO_P): Remove.
8175 (ASM_EXPORT_DECL): Remove.
8176 (ASM_DECLARE_FUNCTION_NAME): Remove.
8177 (ASM_DECLARE_OBJECT_NAME): Remove.
8178 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8179 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8180 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8181 (STRIP_NAME_ENCODING): Remove.
8183 Remove support for obsolete version of BeOS that is no longer
8185 * configure.in (i*86-*-beospe*): Remove.
8186 * config/i386/beos-pe.h: Remove.
8188 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8189 Mark Mitchell <mark@codesourcery.com>
8191 * Makefile.in (OBJS): Added dce.o.
8192 (ssa.o): Updated target to include ssa.h.
8194 (toplev.o): Likewise.
8195 (dce.o): Created target.
8196 * basic-block.h: Added comments.
8197 (INVALID_BLOCK): Added definition.
8198 (connect_infinite_loops_to_exit): Added declaration.
8199 Moved SSA declarations to ssa.h.
8200 * flow.c: Added inclusion of ssa.h.
8201 (struct depth_first_search_dsS, depth_first_search_ds):
8203 (compute_immediate_postdominators): Added definition.
8204 (connect_infinite_loops_to_exit): Likewise.
8205 (flow_dfs_compute_reverse_init): Likewise.
8206 (flow_dfs_compute_reverse_add_bb): Likewise.
8207 (flow_dfs_compute_reverse_execute): Likewise.
8208 (flow_dfs_compute_reverse_finish): Likewise.
8209 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8210 (LABEL_P): Added definition.
8213 (BARRIER_P): Likewise.
8214 (JUMP_TABLE_DATA_P): Likewise.
8215 (INSN_DEAD_CODE_P): Likewise.
8216 * ssa.c: Replaced inclusions with ssa.h inclusion.
8217 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8218 (rename_registers): Removed unnecessary variables.
8219 * ssa.h: Created by moving declarations from ssa.c and
8221 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8222 * toplev.c: Added ssa.h inclusion.
8223 (dump_file_index): Added DFI_dce.
8224 (dump_file): Added "dce" entry.
8226 (f_options): Added dce entry.
8227 * invoke.texi: Document -fdce. Emphasize experimental status of
8231 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8233 * cpperror.c (v_message): Split into _cpp_begin_message and
8234 v_message macro. All callers updated.
8235 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8238 * cppfiles.c (cpp_syshdr_flags): New function.
8239 (read_include_file): Don't call cpp_output_tokens. Call
8241 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8242 (cpp_reader_init): Don't initialize token_buffer. Call
8243 _cpp_init_internal_pragmas.
8244 (cpp_cleanup): Don't clear token_buffer.
8245 (cpp_start_read): Don't worry about output from -D processing.
8246 Don't call cpp_output_tokens.
8247 (cpp_finish): Don't dump macros here. Don't call
8249 * cppmacro.c (_cpp_dump_definition): Rename
8250 cpp_dump_definition. Write directly to a FILE *.
8251 (dump_funlike_macro): Delete.
8252 (dump_macro_args): New.
8254 * cpplex.c (TOKEN_LEN): Convert to inline function.
8255 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8256 cpp_scan_line, _cpp_dump_list): Delete.
8257 (cpp_printf, cpp_output_list): New.
8258 (output_line_command): Don't worry about entering or leaving files.
8259 (cpp_scan_buffer): Just output each token as we hit it.
8260 (process_directive): Don't call cpp_output_tokens.
8261 (_cpp_glue_header_name): Don't use token_buffer.
8262 (output_token, dump_param_spelling): Write directly to a FILE *.
8264 * cpplib.c (pass_thru_directive, dump_macro_name,
8265 pragma_dispatch, do_pragma_gcc): Delete.
8266 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8267 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8269 (do_error, do_warning, pragma_dependency): Call
8270 _cpp_begin_message, then cpp_output_list.
8271 (cpp_register_pragma, cpp_register_pragma_space,
8272 _cpp_init_internal_pragmas): New.
8273 (do_pragma): Walk the pragmas table here.
8274 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8275 do_pragma_dependency): Return void.
8276 (do_pragma_implementation): Moved to cppmain.c.
8278 * cpplib.h: Update prototypes.
8279 (struct cpp_reader): Remove printer, token_buffer,
8280 token_buffer_size, and limit. Add struct cb, and pragmas.
8281 (struct cpp_printer): Remove last_id and written.
8282 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8283 CPP_ADJUST_WRITTEN): Delete.
8284 * cpphash.h: Update prototypes.
8285 (ufputs): New wrapper.
8287 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8288 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8289 (main): Set up callbacks. Register #pragma implementation.
8290 Dump macros from here.
8292 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8294 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8295 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8296 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8297 insns if they have a REG_MAYBE_DEAD note attached.
8298 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8299 (rs6000_emit_load_toc_table): TOC loads may go dead.
8301 2000-08-01 Jim Wilson <wilson@cygnus.com>
8303 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8304 type exists before using it. Use number of words as alignment
8306 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8307 ia64_va_arg): Propagate ia64_function_args changes here.
8309 2000-08-01 Richard Henderson <rth@cygnus.com>
8311 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8312 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8314 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8316 From Joern Rennecke:
8317 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8318 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8319 unless TARGET_SH3E is set.
8320 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8322 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8323 (ashlsi3_std): New pattern.
8324 (ashlsi3 expander): Use it for TARGET_SH3.
8325 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8327 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8329 * loop.c (canonicalize_condition): Use destination, not source to
8330 determine SET's mode.
8332 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8334 * flow.c (clear_log_links): Fix typo.
8336 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8338 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8339 on targets which need more than one insn for a compare/cbranch
8342 2000-07-31 Jim Wilson <wilson@cygnus.com>
8344 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8345 when computing offset.
8347 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8349 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8351 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8353 * flow.c (clear_log_links): Nuke global_live_at_start and
8354 global_live_at_end data, since if the log_links stuff is invalid
8355 so is global_live_at_*.
8357 2000-07-31 Richard Henderson <rth@cygnus.com>
8359 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8361 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8363 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8364 (_cpp_get_token): Don't macro expand a just pasted token if it
8365 was pasted at no_expand_level.
8367 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8369 * cppmacro.c (find_param, count_params, save_expansion):
8370 Permit 'defined' as a macro parameter name.
8372 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8374 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8375 xcpp to cpp throughout.
8376 (native): Remove unnecessary dependency on cpp.
8378 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8379 tradcpp to tradcpp0.
8380 (.i spec): Add missing output-file spec to cc1 command line.
8381 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8383 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8385 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8386 (implicit_decl_warning): New function.
8387 (implicitly_declare): Use it.
8388 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8389 to complain about implicit decls of builtins.
8391 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8392 based on pedantic && flag_isoc99, if not already set.
8393 * c-tree.h: Declare mesg_implicit_function_declaration.
8394 Prototype implicit_decl_warning.
8396 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8398 * Makefile.in (ssa.o): Updated header files in dependences.
8399 * basic-block.h: Added compute_immediate_postdominators declaration.
8400 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8402 * flow.c (compute_immediate_dominators): Updated comment.
8403 (compute_immediate_postdominators): Added definition.
8404 * rtl.h (HARD_REGISTER_P): Added definition.
8405 * ssa.c: Include additional header files.
8406 (assert): Added definition.
8407 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8408 include select hard registers.
8409 (ssa_rename_to_insert): Likewise.
8410 (ssa_rename_from_initialize): Likewise.
8411 (ssa_rename_from_lookup): Likewise.
8412 (original_register): Likewise.
8413 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8414 include select hard reigsters.
8415 (ssa_rename_from_traverse): Likewise.
8416 (ssa_rename_from_free): Likewise.
8417 (ssa_rename_from_print): Likewise.
8418 (ssa_rename_from_print_1): Likewise.
8419 (ssa_rename_from_hash_function): Likewise.
8420 (ssa_rename_from_equal): Likewise.
8421 (ssa_rename_from_delete): Likewise.
8422 (simplify_to_immediate_dominators): Removed in favor of
8423 flow.c:compute_immediate_dominators.
8424 (find_evaluations_1): Modified to work with hard registers.
8425 (insert_phi_node): Likewise.
8426 (insert_phi_nodes): Likewise.
8427 (struct rename_set_data): Updated prev_reg comment.
8428 (create_delayed_rename): Modified to work with hard registers.
8429 (RENAME_NO_RTX): Updated comment.
8430 (apply_delayed_renames): Modified to work with hard registers.
8431 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8432 (rename_block): Updated to use revised ssa_rename_to interface.
8433 (rename_registers): Updated to use revised ssa_rename_to and
8434 ssa_rename_from interface.
8435 (convert_to_ssa): Revised to use compute_immediate_dominators and
8436 deal with hard registers.
8437 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8438 registers. Added check for illegal unification of hard register.
8439 (make_equivalent_phi_alternatives_equivalent): Modified to work
8440 with hard registers.
8441 (compute_conservative_reg_partition): Likewise.
8442 (coalesce_if_unconflicting): Modified to work with hard registers
8443 and check for conflicting hard registers.
8444 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8446 (rename_equivalent_regs_in_insn): Modified to work with hard
8448 (record_canonical_element_1): Added definition.
8449 (check_hard_regs_in_partition): Added definition.
8450 (convert_from_ssa): Added data structure deallocation and check
8451 for illegal hard register unification.
8452 (conflict_hard_regs_p): Added definition.
8453 * toplev.c (rest_of_compilation): Added comment.
8455 2000-07-31 Anthony Green <green@redhat.com>
8457 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8459 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8461 * builtins.c (expand_builtin_apply): Don't defer pop during
8464 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8466 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8467 preferred_unit_stack_boundary when it is > 1.
8469 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
8471 * c-common.c (init_function_format_info): Add C99 format functions
8474 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
8475 void' or 'register void' as being the special case of 'void' alone
8476 in a parameter list.
8478 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
8479 discarding qualifiers into a plain warning.
8481 2000-07-31 Kazu Hirata <kazu@hxi.com>
8483 * combine.c: Fix formatting.
8485 * h8300.md: Fix formatting.
8487 * local-alloc.c: Fix formatting.
8489 * h8300.c (get_shift_alg): Remove the variable alg.
8490 (emit_a_shift): Rearrange code to improve readability.
8492 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
8494 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
8495 HImode on all architectures and a combination of HImode and SImode
8496 on H8/300H and H8/S.
8498 * h8300.c (split_adds_subs): Rearrange code for conciseness.
8500 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
8502 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
8505 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
8507 * recog.c (extract_insn): Set operand_mode according to
8508 operand if match_operand is VOIDmode.
8510 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
8512 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
8514 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8516 * c-parse.in (extdefs): Call ggc_collect between external
8519 2000-07-30 Michael Hayes <mhayes@cygnus.com>
8520 Richard Henderson <rth@cygnus.com>
8522 * Makefile.in (OBJS): Add doloop.o.
8523 * doloop.c: New file.
8525 * final.c (insn_current_reference_address): Return 0 before final.
8526 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
8527 * jump.c (any_uncondjump_p): Likewise.
8528 * loop.c (indirect_jump_in_function): Make static.
8529 (strength_reduce): Call doloop_optimize.
8530 (insert_bct, instrument_loop_bct): Remove.
8531 * loop.h (doloop_optimize): Prototype.
8532 * recog.c (split_all_insns): Split all INSN_P.
8533 * toplev.c (flag_branch_on_count_reg): Default on.
8535 * config/c4x/c4x.c (c4x_optimization_options): Don't set
8536 flag_branch_on_count_reg.
8537 * config/i386/i386.c (override_options): Likewise.
8538 * config/rs6000/rs6000.c (optimization_options): Likewise.
8540 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
8542 (dbra_ge): Remove, as well as all it's splitters.
8544 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8547 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8548 (ia64_register_move_cost): Declare.
8549 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8550 (struct ia64_frame_info): Add ar_size.
8551 (ia64_compute_frame_size): Set it.
8552 (save_restore_insns): Save and restore ar.lc.
8553 (ia64_register_move_cost): New, moved from header file. Handle
8554 application registers.
8555 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8556 (emit_insn_group_barriers): Special case doloop_end_internal.
8557 (ia64_epilogue_uses): Mark ar.lc live at end.
8558 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8559 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8560 (FIRST_PSEUDO_REGISTER): Make room.
8561 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8562 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8563 (REG_ALLOC_ORDER): Update.
8564 (HARD_REGNO_MODE_OK): Update.
8565 (REGISTER_NAMES): Update.
8566 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8567 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8568 (REGNO_REG_CLASS): Update.
8569 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8570 (REGISTER_MOVE_COST): Move out of line.
8571 (PREDICATE_CODES): Update.
8572 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8573 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8574 (shladd_elim splitter): Allow constants in the predicate.
8575 (doloop_end, doloop_end_internal): New.
8577 2000-07-30 Richard Henderson <rth@cygnus.com>
8579 * genattrtab.c (struct insn_def): Add lineno member.
8580 (struct insn_ent): Likewise.
8581 (struct attr_desc): Likewise.
8582 (struct delay_desc): Likewise.
8583 (struct function_unit_op): Likewise.
8584 (struct function_unit): Likewise.
8585 (check_attr_value): Use message_with_line.
8586 (check_defs): Likewise.
8587 (expand_units): Likewise.
8588 (check_attr_test): Take a lineno argument.
8589 (gen_attr): Likewise.
8590 (gen_insn): Likewise.
8591 (gen_delay): Likewise.
8592 (gen_unit): Likewise.
8593 (main): Give it to them.
8594 (convert_set_attr_alternative): Take an insn_def argument
8595 instead of num_alt and insn_index.
8596 (convert_set_attr): Likewise.
8597 (write_test_expr): Protect INSN_ADDRESSES load
8598 with INSN_ADDRESSES_SET_P.
8600 2000-07-30 Richard Henderson <rth@cygnus.com>
8602 * flow.c (init_propagate_block_info): Use pc_set.
8604 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8606 * i386.md (*lea_general_[123]) New insns and splits.
8607 (addsi3 to lea splitter): Handle other modes too.
8608 (shlsi3 to lea splitter): Likewise.
8609 (addhi_1_lea, shlhi_1_lea): New patterns.
8610 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8612 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8614 * recog.c (general_operand, nonimmediate_operand): Accept
8615 any mode for VOIDmode CONSTANT_P operands.
8617 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8619 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8620 instead of replace_rtx.
8621 * recog.c (validate_replace_rtx_subexp): New function.
8622 * recog.h (validate_replace_rtx_subexp): Declare.
8624 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8626 * combine.c (simplify_set, make_extraction, make_compound_operation
8627 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8628 as force_to_mode argument.
8630 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8632 * combine.c (if_then_else_cond): Be sure that mode fits in
8635 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8637 * combine.c (record_promoted_value): Allow bitsize of mode
8638 to be equivalent to HOST_BITS_PER_WISE_INT.
8640 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8642 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8643 Do not call gen_mode_alignment when mode is BLKmode.
8645 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8647 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8649 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8651 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8652 VOIDmode implies both operands to be VOIDmode.
8653 (simplify_ternary_operation): Compute properly the mode of comparison.
8654 * combine.c (combine_simplify_rtx): Likewise.
8656 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8658 * basic-block.h (struct loops): New field rc_order.
8659 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8660 (flow_loops_free): Free rc_order.
8661 (flow_depth_first_order_compute): New parameter rc_order.
8662 (flow_loops_find): Allocate rc_order and swap usage with
8665 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8666 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8668 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8669 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8670 (nodb_call, return_from_epilogue): Likewise.
8671 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8672 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8673 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8674 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8675 (c4x_valid_type_attribute_p): Likewise.
8676 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8677 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8679 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8681 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8682 and loadhi_big_constant if applicable.
8683 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8684 and add new splitter.s
8686 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8688 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8690 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8692 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8694 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8696 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8698 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8700 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8702 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8704 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8705 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8706 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8707 (get_prev_bb_note): Likewise.
8708 (remove_scope_notes): Likewise.
8709 * flow.c (commit_one_edge_insertion): Likewise.
8710 (merge_blocks_nomove): Likewise.
8711 (verify_flow_info): Likewise.
8712 * gcse.c (insert_insn_end_bb): Likewise.
8713 * reg-stack.c (emit_swap_insn): Likewise.
8714 * ssa.c (first_insn_after_basic_block_note): New function.
8715 (insert_phi_node): Use it.
8716 (rename_block): Likewise.
8717 (eliminate_phi): Likewise.
8718 (make_regs_equivalent_over_bad_edges): Likewise.
8719 (make_equivalent_phi_alternatives_equivalent): Likewise.
8720 (for_each_successor_phi): Likewise.
8721 (convert_from_ssa): Modify phi-node deletion algorithm.
8723 2000-07-29 Andreas Jaeger <aj@suse.de>
8725 * configure.in (mips*-*-linux*): Use mips*el to check for little
8726 endian MIPS, add tmake_file.
8728 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8729 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8730 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8732 2000-07-28 Richard Henderson <rth@cygnus.com>
8734 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8735 Sign extend mode size before negating.
8737 2000-07-28 Richard Henderson <rth@cygnus.com>
8739 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8741 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8743 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8744 (cse_insn): Likewise.
8745 (addr_affects_sp_p): Likewise.
8746 * expr.c (move_by_pieces): Likewise.
8747 (clear_by_pieces): Likewise.
8748 * gcse.c (oprs_unchanged_p): Likewise.
8749 * haifa-sched.c (sched_analyze_2): Likewise.
8750 * recog.c (offsettable_address_p): Likewise.
8751 * regclass.c (record_address_regs): Likewise.
8752 * reload.c (find_reusable_reload): Likewise.
8753 (push_reload): Likewise.
8754 (operands_match_p): Likewise.
8755 (decompose): Likewise.
8756 (find_reloads_address_1): Likewise.
8757 (find_inc_amount): Likewise.
8758 * reload1.c (elimination_effects): Likewise.
8759 * resource.c (mark_set_resources): Likewise.
8760 * flow.c (attempt_auto_inc): New function; mostly broken out
8762 (find_auto_inc): Split into two functions and enhanced to
8763 generate POST_MODIFY.
8764 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8765 * rtl.h (count_all_occurrences): Declare.
8766 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8768 * rtlanal.c (count_all_occurrences): New function.
8769 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8770 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8772 * config/ia64/ia64-protos.h (destination_operand): Declare.
8773 * config/ia64/ia64.c (destination_operand): New function.
8774 (ia64_print_operand): Handle POST_MODIFY.
8775 (rtx_needs_barrier): Likewise.
8776 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8777 (HAVE_POST_MODIFY_REG): Define to 1.
8778 (MAX_REGS_PER_ADDRESS): Change to 2.
8779 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8780 (LEGITIMATE_ADDRESS_REG): New helper macro.
8781 (LEGITIMATE_ADDRESS_DISP): Likewise.
8782 (PREDICATE_CODES): Add entry for destination_operand.
8783 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8784 predicate for operand 0.
8786 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8788 * dwarf2out.c: Indent #error directive.
8790 * gbl-ctors.h: Fix typo in comment.
8791 (__do_global_ctors): Prototype.
8793 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8795 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8796 (print_operand): Initialize variable `t'.
8798 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8800 * config/arm/arm.md ("call_value"): removed constraints.
8801 Constraints are ignored in expanders.
8802 (*call_value_reg): split =rf into various constraints.
8803 (*call_value_mem): same
8804 (*call_value_symbol): same
8805 (*sibcall_value_insn): same
8807 2000-07-28 Philipp Thomas <pthomas@suse.de>
8809 * install.texi (--enable-nls): Change the description of the NLS
8810 related configure options to match the current state.
8811 (--with-included-gettext): Likewise.
8812 (--enable-maintainer-mode): New description added.
8813 * extend.texi (-fstrict-prototype): Add missing '.'.
8815 2000-07-27 Jim Wilson <wilson@cygnus.com>
8817 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8818 DECL_INITIAL (decl) == NULL_TREE.
8820 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8822 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8823 on insn-attr.h with it.
8824 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8825 * insn-addr.h: New header.
8826 (insn_addresses_): Renamed from insn_addresses.
8827 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8828 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8829 INSN_ADDRESSES_NEW): New macros.
8830 * genattrtab.c (write_test_expr): Use new macros.
8831 * final.c (insn_addresses, init_insn_lengths): Likewise.
8832 (align_fuzz, shorten_branches): Likewise.
8833 (final): Likewise. Do not reject new insns if their addresses
8834 have been added to INSN_ADDRESSES.
8835 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8836 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8837 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8838 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8839 * config/sh/sh.c: Likewise.
8840 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8842 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8844 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8846 * gcc.c (struct prefix_list): Add member priority.
8847 (enum path_prefix_priority): Declare.
8848 (add_prefix): Replace ``first'' with ``priority''. Append new
8849 entry but keep list in priority order.
8850 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8851 PREFIX_PRIORITY_LAST to add_prefix.
8852 (process_command): Move include kludge - foo/stageN - to before
8855 2000-07-27 Jason Merrill <jason@redhat.com>
8857 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8858 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8860 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8862 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8863 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8865 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8867 * c-decl.c (finish_function): Don't treat 'main' specially unless
8868 flag_hosted. In C99 mode, return 0 from 'main' unless
8869 DEFAULT_MAIN_RETURN is otherwise defined.
8871 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8872 parameters defaulting to int in an old-style function definition.
8874 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8876 * c-parse.in (string): For -Wtraditional, warn about string
8877 concatenation only once per line.
8879 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8881 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8882 for HI-UX/WE2 systems.
8884 2000-07-24 Bruce Korb <bkorb@gnu.org>
8886 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8887 defining the __xxx_TYPE__ macros.
8888 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8889 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8890 * fixincl/inclhack.def(type_map): now obsolete
8892 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8894 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8896 2000-07-26 Dave Pitts <dpitts@cozx.com>
8898 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8900 (mvs_hash_alias): New function.
8901 (mvs_add_alias): Change argument spacing.
8902 (mvs_need_alias): Change aliasing criteria. Added documentation.
8903 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8904 CSECT name collisions.
8905 (mvs_check_alias): Likewise.
8906 (handle_pragma): Change documentation.
8907 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8908 mode from SImode to DImode.
8909 (iorhi3): Changed LTORG size for insn.
8911 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8913 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8914 mem if the address is a mode_dependent_address_p.
8916 2000-07-26 Kazu Hirata <kazu@hxi.com>
8918 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8919 suitable for 8-bit absolute.
8920 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8921 (OK_FOR_U): Add a case for the 8-bit constant address on the
8924 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8926 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8927 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8928 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8929 lack of implemented alignment.
8931 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8933 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8934 cross-compiling between 64-bit and 32-bit machines.
8936 2000-07-27 Richard Henderson <rth@cygnus.com>
8938 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8939 (movhicc_astep, movhi_internal_astep): New.
8940 (movsicc_astep, movsi_internal_astep): New.
8941 (movdicc_astep, movdi_internal_astep): New.
8942 (movsfcc_astep, movsf_internal_astep): New.
8943 (movdfcc_astep, movdf_internal_astep): New.
8944 (movxfcc_astep, movxf_internal_astep): New.
8945 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8946 Unify the cmov[ds]i splitters.
8948 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8950 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8952 2000-07-26 Nick Clifton <nickc@cygnus.com>
8954 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8955 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8957 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8958 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8960 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8962 * c-decl.c (finish_enum): Convert enumerations that fit in an
8964 (build_enumerator): In pedantic mode, cast to `int' those that
8967 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8969 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8971 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8973 * sh.md (cmpgtdi_t): Must be split.
8974 (cmpgtdi_t+1): New splitter.
8976 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8978 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
8979 warnings for indented directives even if we are skipping.
8981 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
8983 * invoke.texi (strict-prototypes): Remove.
8984 * extend.texi (Deprecated Features): Add strict-prototypes.
8985 (Backwards Compatibility): New node.
8987 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8989 * config/i386/i386.md (andsi_1+1): Allow HImode.
8990 (andsi_1+2): Require q_regs_operand.
8992 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8994 * config/i386/i386.md (call_pop): Check operands[0],
8995 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8997 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8998 (call_value): Likewise.
9000 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
9002 * toplev.c (pipe_closed): Delete.
9003 (crash_signal): New. Generate ICE for a fatal signal.
9004 (float_signal): Call crash_signal outside a float-handler
9006 (main): Install crash_signal as handler for core-dumping signals.
9008 2000-07-25 David Edelsohn <edelsohn@gnu.org>
9010 * rs6000.c (print_operand, case 'T'): New case.
9012 * rs6000.md (call_indirect_aix32): Convert to expander of
9013 scheduled instructions.
9014 (call_indirect_aix64): Likewise.
9015 (call_value_indirect_aix{32,64}): Likewise.
9016 (call, call_value): Invoke expanders for AIX. Fall through to
9018 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
9019 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
9020 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
9021 only "g" constraint.
9022 (call_nonlocal_aix64): Likewise.
9023 (call_value_nonlocal_aix{32,64}): Likewise.
9024 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
9026 (call_value_nonlocal_sysv): New pattern.
9027 (indirect_jump{si,di}): Use new 'T' modifier.
9028 (tablejump{si,di} matchers): Likewise.
9029 (return_internal_{si,di}): Likewise.
9030 (return_eh_{si,di}): Likewise.
9032 2000-07-24 Richard Henderson <rth@cygnus.com>
9034 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
9035 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
9036 * config/ia64/ia64.md (movdi_internal): Use it.
9038 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
9040 * cppexp.c: Warn about unary + if -Wtraditional.
9041 * cpplex.c (lex_line): Always set BOL on the first token of a line.
9043 2000-07-24 Michael Meissner <meissner@redhat.com>
9045 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
9048 2000-07-24 Nick Clifton <nickc@cygnus.com>
9050 * config/arm/arm.c (emit_multi_reg_push): Generate a
9051 REG_FRAME_RELEATED_NOTE that is compatable with the code in
9052 dwarf2out_debug_frame_expr.
9054 2000-07-24 Jason Merrill <jason@redhat.com>
9056 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
9057 UNALIGNED_INT_ASM_OP.
9058 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
9059 a location expression.
9060 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
9061 assume indirect access if we're saving the CFA address exactly.
9063 * Makefile.in (bootstrap): Move -BstageN/ to the end.
9065 2000-07-24 Jakub Jelinek <jakub@redhat.com>
9067 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
9070 2000-07-24 Michael Meissner <meissner@redhat.com>
9072 * invoke.texi (D30V Options): Add d30v options.
9074 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
9076 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
9077 needed by our gcse pass anymore.
9078 (free_pre_mem): Corresponding changes.
9079 (compute_pre_data): Do not call compute_transpout anymore.
9081 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
9082 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
9085 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
9086 (compute_pre_data): Do it here instead.
9088 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
9090 (pre_delete): Corresponding changes.
9092 2000-07-23 Mark Mitchell <mark@codesourcery.com>
9094 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9095 to figure out whether or not a variable has already been emitted.
9097 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9099 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9100 instead of gen_call.
9102 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9104 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9106 2000-07-23 Kazu Hirata <kazu@hxi.com>
9108 * h8300.c: Fix formatting.
9110 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9112 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9113 for `long' switch expression into a plain warning.
9115 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9116 (yylex): Don't pedwarn for "inline" in C99 mode.
9118 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9120 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9121 ggc_alloc): Likewise.
9122 * bb-reorder.c (dump_scope_forest_1): Likewise.
9124 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9126 * reload.c (find_reloads_toplev): Add new parameter
9128 (find_reloads): Add new parameter to find_reloads_toplev calls.
9130 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9132 * collect2.c (main): Typo fixed.
9133 * diagnostic.c: Typo fixed.
9134 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9135 * eh-common.h: Typo fixed.
9136 * emit-rtl.c (start_sequence): Typo fixed.
9137 * flow.c (find_label_refs): Typo fixed.
9138 (calculate_global_regs_live): Typo fixed.
9139 (mark_regno_cond_dead): Typo fixed.
9140 (create_edge_list): Typos fixed.
9141 (verify_edge_list): Typo fixed.
9142 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9143 * loop.c (strength_reduce): Typo in function name fixed.
9144 * rtl.h: Added comments. Typo in function name fixed.
9145 * rtlanal.c: Typo in function name fixed.
9146 (insn_dependant_p): Rename to ...
9147 (insn_dependent_p): ... this.
9148 (computed_jumo_p): Typo fixed.
9150 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9154 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9156 * rs6000.h (SIZE_TYPE): Define.
9158 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9160 * ssa.c (rename_insn_1): Don't rename registers that are
9163 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9165 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9167 (fatal_function, set_fatal_function): Removed.
9168 (fatal): Don't prepare for or call the fatal_function.
9169 (diagnostic_lock, error_recursion): New.
9170 (diagnostic_for_decl, report_diagnostic): Guard against
9171 re-entering the error reporting routines.
9172 (fancy_abort): Assume function is not NULL.
9174 * errors.c (fancy_abort): New. Assume function is not NULL.
9175 * tradcpp.c (fancy_abort): Assume function is not NULL.
9177 * system.h: Provide default definition of __FUNCTION__.
9178 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9179 Always use __FUNCTION__ in definition of abort.
9181 * varray.h: Likewise.
9182 * toplev.h: Likewise. Don't prototype set_fatal_function.
9184 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9186 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9188 * glimits.h: Don't do #if defined for ARCH_PPC.
9190 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9191 constants of size no larger than a pointer should go in the TOC.
9192 Add 'MODE' parameter.
9193 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9194 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9195 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9196 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9197 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9198 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9199 (rs6000_legitimize_address): Likewise.
9200 (rs6000_emit_move): Likewise.
9201 (rs6000_select_rtx_section): Likewise.
9202 (output_toc): Deal properly with outputting small constants like
9203 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9204 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9205 MODE parameter. Put small constants in the TOC.
9207 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9209 (rs6000_emit_move): When reload calls us with an illegitimate
9210 address, exit early. Move the change_address calls to one place
9211 at the end of the routine. Merge the SImode and DImode expanders.
9212 When called by reload to put an integer into a FP register, force
9215 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9217 (rs6000_hash_constant): Hash mode too.
9218 (toc_hash_function): Allow for key_mode.
9219 (toc_hash_eq): Structures are different if key_mode differs.
9220 (output_toc): Add 'mode' parameter. Save key_mode.
9221 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9222 Pass 'mode' parameter.
9223 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9225 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9226 for vtable references.
9228 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9229 choice, don't put integer values in FP regs.
9231 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9233 * flow.c (verify_flow_info): Revamp code to verify that the
9234 head and end of each basic block are in the insn chain.
9236 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9238 * gcse.c (record_one_set): Prepend instead of append onto
9239 reg_set_table, making it O(n) instead O(n^2).
9240 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9241 Use a queue instead of a stack as worklist.
9243 2000-07-20 Kazu Hirata <kazu@hxi.com>
9245 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9246 * h8300.h (OK_FOR_T): New.
9247 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9248 * h8300.md: Use inc/dec.[wl] for increment/decrement
9249 by 1 and 2 in HI and SI modes.
9251 2000-07-20 Jim Wilson <wilson@cygnus.com>
9253 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9254 larger than 14 bits.
9256 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9258 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9259 (count_params): Don't set GNU_REST_ARGS on anything.
9260 (save_expansion): Set PASTE_LEFT only on tokens for which
9261 CAN_PASTE_AFTER is true, or which are named operators.
9263 * cpplex.c (parse_args): Distinguish between a rest argument
9264 given one empty argument, and a rest argument given zero arguments.
9265 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9266 deletion of previous token based on that.
9267 (get_raw_token): Flatten some control structure.
9269 * cpplib.h (CPP_LAST_EQ): Correct.
9270 (VOID_REST): New token flag.
9271 (GNU_REST_ARGS): Delete.
9273 * tradcpp.c (main): Don't munge -D options.
9274 (make_definition): Bring -D handling in line with cpplib.
9275 (do_define): Strip all leading whitespace from macro definitions.
9277 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9279 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9281 2000-07-20 Bruce Korb <bkorb@gnu.org>
9283 * fixincl/check.tpl: strip the platform specific types before testing
9284 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9285 * fixincl/fixincl.tpl: use platform specific types
9286 * fixincl/fixlib.h: include the platform specific types
9287 * fixincl/inclhack.def(gnu_types): don't supply the types
9288 * fixincl/fixincl.x: regen
9290 2000-07-19 Jim Wilson <wilson@cygnus.com>
9292 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9295 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9297 * tradcpp.c (rescan): Do not recognize directives when the #
9300 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9302 Implement C++ named operators.
9304 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9305 of operators allowed in #if and having an _EQ variant. Add
9306 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9307 (cpp_token flags): Add NAMED_OP.
9308 (enum node_type): Add T_OPERATOR.
9309 (struct cpp_hashnode): Add code slot to value union.
9310 * cpphash.h (spec_nodes): Remove n_defined.
9312 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9313 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9314 (is_macro_disabled): Tweak error messages.
9316 * cpplib.c (get_define_node): Disallow all named operators as
9317 macro names. Tweak error messages.
9318 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9320 * cppinit.c (builtin_array): Add entries for the named operators.
9321 * cppexp.c (lex): Check for CPP_DEFINED token.
9322 (priority table): Add entries for CPP_MIN and CPP_MAX.
9323 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9325 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9327 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9328 larger than the array of cuids.
9329 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9332 2000-07-19 Bruce Korb <bkorb@gnu.org>
9334 * fixinc/fixincl.c: Convert to using a table of environment variables
9335 and activate the auto-edit marker on the fixed output files.
9336 * fixinc/fixlib.h: Define the environment table
9337 * fixinc/fixincl.sh: export the ${INPUT} dir
9338 * fixinc/check.tpl: likewise
9340 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9342 * gcc.c (.h spec): Fix typo.
9344 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9346 * Makefile.in: Fix tradcif.c path.
9348 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9350 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9353 * cpphash.h (TOKEN_NAME): New macro.
9354 (_cpp_spell_operator): Deleted.
9355 (token_spellings): Now _cpp_token_spellings.
9357 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9358 * cpplex.c: Use OP and TK macros when expanding the
9359 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9360 store the stringification of the enumeration name (CPP_CHAR,
9361 etc.) in the name slot of token_spellings.
9362 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9363 token_spellings directly.
9364 * cpplib.c: Use TOKEN_SPELL.
9366 * cpplex.c (_cpp_push_token): If the token being pushed back
9367 is the previous token in this context, just subtract one from
9369 * cppmacro.c (save_expansion): Clear aux field when storing a
9372 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9374 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9375 buffer, provided it is not NULL.
9377 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9379 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9380 case of invalid volatile re-declaration.
9382 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9384 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9385 (expand_call): Adjust caller.
9387 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9389 * diagnostic.h (report_diagnostic): Change prototype.
9391 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9392 diagnostic_for_decl): Change prototype.
9393 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9394 error, warning, error_with_file_and_line,
9395 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9396 Adjust call to report_diagnostic, diagnostic_for_decl.
9397 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9398 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9400 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9401 varaible argument list.
9403 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9405 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9406 moved to cppmacro.c.
9407 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9408 dump_hash_helper): Delete.
9409 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9410 cpp_forall_identifiers): New. Implement specialized version of
9411 Vlad's expandable hash table.
9412 (cpp_lookup): Use new functions.
9413 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9415 * cppmacro.c: New file.
9416 * cppinit.c (dump_macros_helper): New.
9417 (cpp_finish): Iterate over the identifier table directly.
9418 * cpplex.c (parse_name): Calculate the hash of the identifier
9419 while we scan it. Use _cpp_lookup_with_hash when we can.
9421 * cpphash.h: Update prototypes.
9422 (xcnewvec, HASHSTEP): New helper macros.
9423 * cpplib.h: Update prototypes.
9424 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9425 (cppmacro.o): New rule.
9426 (cpphash.o): Update deps.
9428 * cppmain.c: Do not set pfile->printer if no_output is on.
9430 2000-07-15 Neil Booth <neilb@earthling.net>
9432 * cpplib.c: Change all directive-handler functions to return
9434 * cpphash.h: Update typedefs.
9436 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9438 * configure: Regenerate.
9440 * extend.texi (Extended Asm): Mention that a memory clobber
9441 does not count as a side-effect.
9443 * unroll.c (copy_loop_body): Fix one instance of using host
9444 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9447 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9449 2000-07-17 Richard Henderson <rth@cygnus.com>
9451 * config/ia64/ia64.md (movdi): Split out load address code.
9452 New post-reload splitter for symbolic operands.
9453 (movdi_internal): Abort if we didn't split symbolic operands
9454 when we should have.
9455 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9456 (ia64_reorg): Split insns when not optimizing.
9457 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9459 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9461 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9462 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9464 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9466 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9468 2000-07-17 Jason Merrill <jason@redhat.com>
9470 * Makefile.in (clean): Remove libgcc directory.
9472 * configure.in (-Wno-long-long check): Use higher-level macros.
9474 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9476 * simplify-rtx.c (simplify_binary_operation): Recognize
9477 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
9478 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
9479 a CONST_INT, it will always be zero.
9481 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9483 * loop.c (check_dbra_loop) : Return if more than one condition is
9484 present to control the loop.
9486 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
9488 * mips.c (mips_expand_prologue): Don't calculate the last argument
9489 register unless we need it. When we are calculating this, make
9490 sure FUNCTION_ARG is giving us a REG.
9492 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9494 * flow.c (libcall_dead_p): Use single_set to verify the insn
9495 has only one set and get for analysis.
9496 (propagate_one_insn): Don't pass the PATTERN of the insn.
9498 2000-07-17 Mark Klein <mklein@dis.com>
9500 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
9502 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9504 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
9505 * configure.in (TARGET_GETGROUPS_T): Evaluate.
9506 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
9507 of second argument of getgroups.
9508 * configure, config.in: Rebuilt.
9510 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9512 * simplify-rtx.c (simplify_relational_operation): Two signed
9513 values with equal high words are less/greater than each other if
9514 their low words are less/greater when considered as unsigned.
9516 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
9518 * configure.in (vax-*-openbsd): Change to new style configuration,
9519 add collect2/float_format information.
9520 * configure: Rebuilt.
9521 * config/vax/openbsd1.h: New.
9522 * config/vax/openbsd.h: New.
9523 * config/vax/t-openbsd: New.
9525 2000-07-17 Chip Salzenberg <chip@valinux.com>
9527 * c-common.c (shorten_compare): Quiet warnings about unsigned
9528 comparisons with zero when they occur in a system header.
9530 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9532 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
9533 update to describe current practice.
9535 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
9537 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
9538 references to C9X. Change references to -fstd and -flang-isoc9x
9541 * c-common.c (scan_char_table): Allow "z" length modifiers on
9543 (check_format_info): Use TYPE_DOMAIN on the type matched against
9544 for "z" formats, to retrieve the language size_t rather than the
9547 * c-common.c (check_format_info): Do not make a pedantic objection
9548 to the 'L' length modifier if used with a floating point type
9551 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9552 constants in C99 mode.
9554 2000-07-17 Kazu Hirata <kazu@hxi.com>
9556 * h8300.md: Fix the format of mac.
9557 (movsi_h8300hs): Output a tab after stmac instead of a space.
9559 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9560 profitable adds/subs sequences.
9562 * fold-const.c: Fix comment typos.
9564 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9566 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9568 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9572 2000-07-16 Neil Booth <NeilB@earthling.net>
9574 * cpplex.c: Update comments.
9575 * README.Portability: Small update.
9577 2000-07-16 Neil Booth <NeilB@earthling.net>
9579 * README.Portability: Small update.
9581 2000-07-15 Richard Henderson <rth@cygnus.com>
9583 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9584 * config/ia64/ia64.c (ia64_move_ok): New function.
9585 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9586 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9588 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9590 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9591 immediately following a paste operator.
9592 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9593 (cpp_reader_init): Call it, if HOST_EBCDIC.
9594 (cpp_handle_options): Do not sort option list here.
9595 (handle_option): Rename to cpp_handle_option and export.
9596 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9597 _cpp_get_token directly.
9598 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9599 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9600 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9603 2000-07-15 Richard Henderson <rth@cygnus.com>
9605 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9606 cast around an expression. Tidy other unsigned tests.
9608 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9610 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9611 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9612 (v_message_with_decl): Rename to ...
9613 (format_with_decl): ... this. Tweak
9614 (diagnostic_for_decl): New function.
9615 (fatal_io_error): Use verbatim in lieu of notice.
9616 (announce_function): Use verbatim.
9617 (default_print_error_function): Likewise.
9618 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9621 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9623 * mips.c (function_arg_pass_by_reference): Don't do automatic
9624 aggregate initialization.
9625 (machine_dependent_reorg): Initialize variable `mode'.
9627 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9628 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9629 conflicts with sys/param.h macro of the same name.
9630 (reload_outdi): Likewise.
9632 2000-07-15 Michael Meissner <meissner@redhat.com>
9634 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9635 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9636 create a new node instead.
9638 2000-07-15 Neil Booth <NeilB@earthling.net>
9640 * README.Portability: Correct example about calling a function
9641 through a pointer to function. Format wide paragraphs.
9643 2000-07-15 Michael Meissner <meissner@redhat.com>
9645 * README.Portability: Update integer suffixes and function
9648 2000-07-15 Neil Booth <NeilB@earthling.net>
9650 * README.Portability: Small update.
9652 2000-07-15 Neil Booth <NeilB@earthling.net>
9654 * README.Portability: New file.
9656 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9658 * INSTALL: Give special instructions for building GCC on Irix 6.
9659 * config/mips/x-iris6 (CC): Don't set it.
9662 2000-07-14 Jason Merrill <jason@redhat.com>
9664 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9665 register in the stack and later in another register, use the new
9668 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9670 * config/mips/mips.md: (absdi2): Handle sign_extend for
9673 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9675 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9677 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9679 * .cvsignore: Correct typo.
9681 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9683 * .cvsignore: Add generated YACC files.
9684 * objc/.cvsignore: New file.
9686 2000-07-14 Neil Booth <NeilB@earthling.net>
9688 * cpplex.c (adjust_column): New funcion.
9689 (skip_whitespace): Use it.
9690 (skip_block_comment): Use it, and warn about /*/* with
9693 2000-07-14 Neil Booth <NeilB@earthling.net>
9695 * cpphash.c (struct macro_info): Add new members.
9696 (_cpp_free_definition): Delete the macro directly.
9697 (count_params): Return void, with first token of
9698 expansion in struct macro_info on success.
9699 (parse_define): Return int. Hoist syntax checking from
9700 save_macro_expansion. Leave call to save_expansion to
9701 _cpp_create_definition.
9702 (alloc_macro): Needs just 2 arguments.
9703 (free_macro): Delete.
9704 (save_expansion): Don't perform syntax check.
9705 (_cpp_create_definition): Call save_expansion.
9707 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9709 * genrecog.c (write_header): Split long string.
9711 * cpphash.c (macro_info): Don't use the `signed' keyword.
9713 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9715 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9717 * calls.c (stored_args_map): New variable.
9718 (check_sibcall_argument_overlap_1): New.
9719 (check_sibcall_argument_overlap): New.
9720 (expand_call): Initialize stored_args_map.
9721 Call check_sibcall_argument_overlap.
9723 2000-07-13 Bruce Korb <bkorb@gnu.org>
9725 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9726 (emit_gnu_type): utility procedure for gnu_type_fix
9727 (gnu_type_fix): implement various pre-processor guards around
9728 standard types so these types can be defined over and over
9729 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9730 types alluded to above will have GNU-compliant base types
9731 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9732 * fixinc/inclhack.def: add test_text entries and utilize the new
9733 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9734 * fixinc/fixincl.x: regenerate
9736 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9738 * diagnostic.c (vline_wrapper_message_with_location,
9739 v_message_with_file_and_line, v_error_with_file_and_file,
9740 v_error_for_asm, v_warning_for_asm, vfatal,
9741 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9742 vsorry, verror, vwarning, vpedwarn): Remove.
9743 (diagnostic_for_asm): New function.
9744 (pedwarn, error, warning, pedwarn_with_file_and_line,
9745 error_with_file_and_line, warning_with_file_and_line, sorry,
9746 error_for_asm, warning_for_asm, fatal): Reimplement.
9747 (finish_diagnostic): Clear diagnostic info as well.
9749 2000-07-13 Neil Booth <NeilB@earthling.net>
9751 * c-common.h (flag_digraphs): New.
9752 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9753 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9756 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9758 * gcc.c (do_spec_1): Add new %B operator.
9759 (set_input): Prepare for %B.
9761 (link_command_spec): Move up with the other tm.h-
9762 overrideable specs. Factor out the portion conditional on
9763 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9764 (struct compiler): Just have a single spec string. All users
9766 (default_compilers): Remove unnecessary braces.
9767 (static_specs): Update.
9769 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9771 (C and assembly specs): Use the new named specs, as appropriate.
9773 * objc/lang-specs.h: Use the new named specs.
9774 Remove unnecessary braces.
9776 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9778 * gcc.c (execute): If a subprocess gets a fatal signal, report
9779 strsignal() of the signal number, and ask for a bug report.
9780 Do not do this for SIGPIPE if there's already been an error.
9782 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9785 * tradcif.c: Remove.
9787 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9789 * final.c (profile_function): Do not emit profile counters in
9790 the data section, if NO_PROFILE_COUNTERS is defined.
9791 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9794 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9795 (FUNCTION_PROFILER): Just emit a call to mcount.
9797 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9799 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9801 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9802 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9803 traditional, lang_chill, or lang_fortran.
9805 * cppfiles.c: #undef strcmp to suppress warning about macros
9806 used without arguments.
9807 (_cpp_execute_include): Use f, not fname, in "No include path"
9809 (_cpp_pop_file_buffer): New function.
9810 * cpplib.c: Don't include <sys/mman.h>.
9811 (cpp_push_buffer): Set line_base and lineno in new buffer.
9812 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9814 * cpplex.c: Move all prototypes and structure declarations to the
9815 top of the file. Properly parenthesise some macro arguments.
9816 (cpp_scan_line): New function.
9817 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9818 don't need to walk up the stack counting.
9820 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9822 * c-common.c (combine_strings): Emit a pedantic warning when a
9823 string length is greater than the minimum ANSI C is required
9826 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9828 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9829 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9831 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9833 * c-decl.c (define_label): Warn about identifier conflicts with
9834 labels in traditional C.
9836 * c-parse.in (unop +): Warn about the unary plus operator for
9839 * c-typeck.c (store_init_value): Warn about automatic aggregate
9840 initialization for traditional C.
9842 * invoke.texi (-Wtraditional): Document new warnings.
9844 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9846 * Makefile.in (c-errors.o): Fix thinko in dependency.
9848 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9850 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9851 -traditional, -ftraditional, or -traditional-cpp was given.
9852 Do not pass -traditional to the preprocessor.
9853 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9854 preprocessor does it automatically.
9855 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9857 * ch/lang-specs.h: Always use tradcpp. Do not pass
9858 -traditional, -trigraphs, or -pedantic to the preprocessor.
9859 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9862 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9864 * cppexp.c (LOGICAL): Delete macro.
9865 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9868 * cpphash.c (HASHSIZE): Increase to 4096.
9869 (struct hashdummy): Add hash field.
9870 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9871 the string values using memcmp.
9872 (cpp_lookup): Set dummy.hash.
9874 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9876 * configure.in (m88k-openbsd): Express configuration using new fragment
9878 * configure: Rebuilt.
9879 * m88k/aout-dbx.h: New.
9880 * m88k/openbsd.h: New.
9881 * m88k/xm-openbsd.h: New.
9883 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9885 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9887 2000-07-12 Richard Henderson <rth@cygnus.com>
9889 * reload.c (push_secondary_reload): Make sure to add the new
9890 reload at the end, after acquiring secondary memory.
9892 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9894 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9896 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9897 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9899 * c-parse.in (stmt): Delete unused variables.
9901 * convert.c (convert_to_vector): Likewise.
9903 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9905 * tree.c (finish_vector_type): Prototype.
9907 2000-07-12 Bruce Korb <bkorb@gnu.org>
9909 * fixinc/fixfixes.c: use xmalloc
9910 * fixinc/fixincl.c(initialize): set program name for xmalloc
9911 * fixinc/fixlib.c(must_malloc): obsolete
9912 (is_cxx_header): no longer used - disabled
9913 (skip_quote): inserted and disabled for future use
9914 * fixinc/fixlib.h: reflects above
9915 * fixinc/fixtests.c: removed dinkleberries
9917 2000-07-12 Neil Booth <NeilB@earthling.net>
9919 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9920 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9922 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9923 struct toklist_dummy): New.
9924 (cpp_free_definition): Free macros with free_macro.
9925 (count_params): Don't save paramter spellings. Save macro
9926 information in a struct macro_info.
9927 (parse_define): Don't allocate a token list.
9928 (save_expansion): Allocate the macro's token list, and
9929 save parameter spellings if necessary. Use TOKEN_SPELL.
9930 (cpp_create_definition): Make list const.
9932 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9934 * c-typeck.c (pedwarn_c99): Move to
9935 * c-errors.c: ... Here.
9936 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9937 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9938 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9939 (c-errors.o): List dependency.
9941 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9943 * c-parse.c: Remove.
9944 * c-parse.h: Likewise.
9945 * c-parse.y: Likewise.
9946 * objc/objc-parse.c: Likewise.
9947 * objc/objc-pasre.y: Likewise.
9949 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9951 * gcc.texi: Fix minor typos
9952 * extend.texi: Fix minor typos
9954 2000-07-11 Marc Espie <espie@openbsd.org>
9956 * collect2.c (main): Recognize .lo as object files.
9958 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9960 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9963 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9964 with MAP_ANONYMOUS and MAP_ANON.
9965 * configure, config.in: Rebuilt.
9967 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9969 * diagnostic.c (save_output_state): Remove.
9970 (restore_output_state): Likewise.
9971 (clear_text_info): New function.
9972 (clear_diagnostic_info): Likewise.
9973 (output_text_length, is_starting_newline, output_prefix,
9974 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9975 prefixing_policy, output_buffer_ptr_to_format_args): New macros
9976 (set_real_maximum_length, output_set_maximum_length,
9977 output_set_prefix, output_get_prefix, output_set_maximum_length,
9978 output_destroy_prefix, init_output_buffer,
9979 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
9980 output_add_newline, output_add_character, output_add_space,
9981 output_append_r, output_append, wrap_text, output_format,
9982 output_do_printf, output_printf, output_do_verbatim,
9983 output_verbatim, verbatim): Use them.
9984 (output_clear): Split into cleat_text_info and
9985 clear_diagnostic_info.
9986 (struct output_state): Move to...
9988 * diagnostic.h: ...Here
9989 (struct output_buffer): Adjust.
9991 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
9993 * cpplex.c (parse_name): No longer inline (premature optimization).
9994 (do_pop_context): Fold into pop_context.
9995 (pop_context): Returns int.
9996 (lex_next): Hoist test for end of directive into pop_context.
9997 (push_macro_context): Returns int; takes just reader and token.
9998 Hoist test for excessive nesting to caller.
9999 (push_arg_context): Returns void; takes just reader and token.
10000 Do not call stringify_arg or get_raw_token.
10001 (get_raw_token): Convert tail recursion through push_arg_context
10002 to a loop at this level. Call stringify_arg here if appropriate.
10003 (maybe_paste_with_next): Convert tail recursion to a while loop.
10004 Hoist test of paste_level to caller.
10006 (stringify_arg): Push arg context at beginning.
10007 (cpp_get_token): Split out core into _cpp_get_token. Call
10008 process_directive here. Throw away CPP_PLACEMARKER tokens.
10009 (_cpp_get_token): Convert tail recursion through
10010 push_macro_context to a loop at this level.
10011 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
10012 _cpp_get_raw_token): Use _cpp_get_token.
10013 (_cpp_skip_rest_of_line): Drop the context stack directly; do
10014 not call pop_context.
10015 (_cpp_run_directive): Call lex_next directly.
10017 * cpphash.h: Prototype _cpp_get_token.
10018 * cppexp.c (lex): Use it.
10019 * cpphash.c (parse_define): Use it.
10020 * cpplib.c (get_define_node, do_undef, parse_include,
10021 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
10022 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
10023 parse_ifdef, validate_else): Use it.
10024 (cpp_push_buffer): Tweak error message; abort if anyone tries
10025 to push a buffer while macro expansions are stacked.
10027 2000-07-11 Donn Terry <donnte@microsoft.com>
10029 * cpplex.c (free_macro_args, save_token): Cast arg of free
10030 and/or xrealloc to PTR.
10031 (_cpp_init_input_buffer): Clear all fields of the base context.
10033 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
10035 * gensupport.c (process_rtx): Make rtl checking stop
10036 complaining about the define_insn while it is being
10037 converted from a define_insn_and_split.
10039 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
10041 * config/mips/mips.c (simple_memory_operand): Access the
10042 INTVAL of the address, not it's containing MEM.
10044 2000-07-11 Bruce Korb <bkorb@gnu.org>
10046 * fixinc/fixtests.c(double_slash): obsolete
10047 (else_endif_label): likewise
10048 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
10049 (libc1_ifdefd_memx): correct initial comment
10050 and omit the #if/#endif pair from the memxxx declarations
10051 * fixinc/fixincl.x: regen
10053 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10055 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
10057 2000-07-11 Neil Booth <NeilB@earthling.net>
10059 * cpp.texi: Update.
10061 2000-07-11 Neil Booth <NeilB@earthling.net>
10063 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
10064 (handle_option): Set digraphs according to standard.
10065 Merge OPT_lang_c89 handler with OPT_std_c89.
10067 * cpplex.c: (lex_line, can_paste): Honour digraphs in
10068 accordance with the digraphs flag.
10070 * cpplib.h: (struct cpp_options): New option digraphs.
10072 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
10073 Bruce Korb <bkorb@gnu.org>
10075 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
10076 * fixinc/fixincl.x: Regenerate.
10077 * fixinc/tests/base/testing.h: Add testcase.
10079 2000-07-10 Richard Henderson <rth@cygnus.com>
10081 * config/ia64/ia64.c (got_symbolic_operand): New.
10082 (symbolic_operand, move_operand): Revert 0701 change.
10083 * config/ia64/ia64.h (PREDICATE_CODES): Update.
10084 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
10085 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
10086 split the offset into a 14-bit low part instead of a 13-bit low part.
10087 (load_fptr): Mark the mem as unchanging.
10088 (load_symptr): Use got_symbolic_operand.
10090 2000-07-10 Nick Clifton <nickc@cygnus.com>
10092 * libgcc2.c (next_stack_level): Cast result of computation to
10093 (void **) so that the assignment does not generate a warning.
10095 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10097 * flags.h : Add new variable flag_single_precision_constant.
10098 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10099 (flag_single_precision_constant): New.
10100 * c-lex.c (yylex): Convert floating point constant to single
10101 precision constant.
10102 * invoke.texi : Add documentation for this new option.
10104 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10106 * diagnostic.c (output_octal): Second parameter is unsigned.
10107 (output_long_octal): Likewise.
10108 (output_hexadecimal): Likewise.
10109 (output_long_hexadecimal): Likewise.
10110 (output_format): Adjust arguments extraction. Tweak.
10111 (output_verbatim, verbatim): End variable argument list.
10112 (report_diagnostic): Improve documentation.
10114 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10116 * c-common.h (build_stmt): Declare.
10117 (build_continue_stmt): Likewise.
10118 (build_break_stmt): Likewise.
10119 (build_return_stmt): Likewise.
10121 * c-decl.c (do_case): Rewrite to do what previously done in
10124 * c-semantics.c (build_stmt): Define.
10125 (build_return_stmt): Likewise.
10126 (build_break_stmt): Likewise.
10127 (build_continue_stmt): Likewise.
10128 (build_case_label): Likewise.
10130 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10131 (CONTINUE): Likewise.
10132 (RETURN): Likewise.
10134 (DEFAULT): Likewise.
10136 * c-parse.y: Regenerate.
10137 * c-pasre.c: Likewise.
10139 2000-07-09 Jason Merrill <jason@redhat.com>
10141 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10143 * tree.h (STRIP_NOPS): Check for error_mark_node.
10144 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10145 (dwarf2out_*): Remove duplicate declarations.
10147 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10148 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10150 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10152 * diagnostic.c (wrap_text): New function.
10153 (maybe_wrap_text): Likewise.
10154 (output_add_string): Use it.
10155 (output_format): Likewise.
10156 (count_error): Use verbatim instead of notice.
10157 (report_error_function): Likewise. Don't use plain fprintf.
10158 (finish_diagnostic): New function.
10159 (output_do_verbatim): Tweak. Commonalize functionalities in
10160 output_verbatim and verbatim.
10161 (output_verbatim): Adjust.
10162 (verbatim): Likewise.
10163 (report_diagnostic): Define.
10165 * diagnostic.h (report_diagnostic): Prototype.
10167 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10169 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10171 2000-07-09 Neil Booth <NeilB@earthling.net>
10173 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10174 IShspace, ISspace: Update.
10176 * cppinit.c: ISTABLE: Update.
10179 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10180 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10181 (skip_block_comment, skip_line_comment, parse_string,
10182 lex_line): Use is_vspace rather than IS_NEWLINE.
10183 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10184 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10186 (lex_next): Unconditionally stop if within a directive.
10187 Treat directives within macro invocations as directives
10188 (after parse_args emits error), not as the argument.
10190 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10192 * diagnostic.c (diagnostic_args): New macro.
10193 (diagnostic_msg): Likewise.
10194 (output_formatted_integer): Likewise.
10195 (output_state): New data type.
10196 (digit_buffer): Make global.
10197 (output_add_integer): Rename to output_decimal. Squeeze
10199 (output_long_decimal, output_unsigned_decimal,
10200 output_long_unsigned_decimal, output_octal, output_long_octal,
10201 output_hexadecimal, output_long_hexadecimal): New functions.
10202 (output_append_r): New function.
10203 (output_append): Tweak.
10204 (output_flush_on): Rename to output_to_stream.
10205 (output_format): Change prototype. Improve documentation. Handle
10206 more format specifiers.
10207 (build_location_prefix): Rename to context_as_prefix.
10208 (output_notice): Rename to output_do_printf.
10209 (output_printf): Tweak.
10210 (line_wrapper_printf): Likewise.
10211 (vline_wrapper_message_with_location): Adjust call to renamed
10213 (v_message_with_decl): Likewise.
10214 (default_print_error_function): Likewise.
10215 (save_output_state): New function.
10216 (restore_output_state): Likewise.
10217 (output_do_verbatim): Likewise.
10218 (output_verbatim): Define.
10219 (verbatim): Likewise.
10221 * diagnostic.h (printer_fn): Change return type from void to int.
10222 Improve documentation.
10223 (output_add_integer): Rename to output_decimal.
10224 (output_flush_on, output_format): Don't export.
10225 (output_verbatim, verbatim): Declare.
10227 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10229 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10230 Check whether c divides op1 exactly if operation is not
10233 2000-07-08 Richard Henderson <rth@cygnus.com>
10235 * final.c (final): Do not abort when reg-stack introduces
10238 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10240 * cpplib.h (struct cpp_name): Now struct cpp_string.
10241 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10242 CPP_HEADER_NAME): Change to type S.
10243 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10244 field, a cpp_hashnode *. All references to val.name updated
10245 to use val.str or val.node as appropriate.
10246 (struct cpp_reader): Add spec_nodes field.
10247 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10249 * cpphash.h (struct spec_nodes): New.
10250 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10251 val.str. All references to 'spelling > SPELL_NONE' updated to
10254 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10255 pfile->buffer->inc are not NULL before dereferencing them.
10257 * cpplex.c (parse_name): Take a pointer to the current token,
10258 plus current position and limit as args; return the new
10259 position; don't copy the text of a name into the string
10260 buffer, instead call cpp_lookup and store the node pointer.
10261 If extending a token, copy out the text of the old into a
10262 scratch buffer, append the new, look that up and store the new
10263 node pointer. Inline.
10264 (maybe_paste_with_next): If the result of paste is a NAME,
10265 then look up the pasted text and store its node pointer.
10266 (lex_line): Adjust for new parse_name interface.
10267 Check for L"str", L'str' using spec_nodes->n_L.
10268 (spell_token): SPELL_IDENT tokens have their spelling in
10269 val.node->name. Handle SPELL_STRING tokens that don't have
10271 (_cpp_expand_name_space,
10272 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10273 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10274 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10275 return 1=equal 0=not, not a tristate.
10277 * cpphash.c (var_args_str): Delete.
10278 (find_param): Compare node fields directly.
10279 (is__va_args__): Use CPP_PEDANTIC. Just compare
10280 token->val.node with spec_nodes->n__VA_ARGS__.
10281 (dump_funlike_macro): Don't use var_args_str.
10283 * cpplib.c (_cpp_check_directive): Just walk through
10284 spec_nodes->dirs comparing pointers.
10285 (get_define_node, do_pragma_poison, detect_if_not_defined,
10286 parse_ifdef): The identifier has already been looked up.
10287 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10289 (do_if): Only call detect_if_not_defined at beginning of file.
10290 (_cpp_parse_assertion): Only copy string pointers for
10291 SPELL_STRING tokens.
10292 (pragma_dispatch): Take a node pointer and examine its name
10294 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10296 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10298 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10299 reverse order from the corresponding _cpp_init_* routines.
10301 * cppexp.c (parse_number, parse_charconst, parse_defined,
10302 lex): Check val.node->type instead of calling cpp_defined.
10303 Use spec_nodes entries where appropriate.
10305 * fix-header.c, scan-decls.c: Update for interface changes.
10307 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10309 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10310 emitting aux_truncdfsf2.
10312 2000-07-03 Donn Terry (donnte@microsoft.com)
10314 * cppinit.c (print_help): split overlong line into ISO C89
10317 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10319 * cppexp.c: Update all code for new lexer interface.
10320 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10321 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10322 * cpplex.c (token_names): Trim leading CPP_ from names; make
10323 the strings unsigned.
10324 (_cpp_spell_operator): New.
10325 (is_macro_disabled): Disable all macros if rescanning
10327 (_cpp_get_directive_token): Remove.
10329 * cppinit.c: Don't set no_macro_expand.
10330 * cpplib.c (read_line_number, do_line): Check only for EOF,
10332 * cpphash.h: Update prototypes.
10333 * cpplib.h (CPP_VSPACE): Remove.
10334 (struct cpp_reader): Remove no_macro_expand.
10336 2000-07-08 Neil Booth <NeilB@earthling.net>
10338 * cpphash.c (is__va_args__): New function.
10339 (count_params): Fix line reported in error messages. Use
10340 is__va_args__. Don't return ')' on error. Flag GNU style
10341 rest args macro definitions.
10342 (parse_define): Check macro name is not __VA_ARGS__.
10343 (save_expansion): Check identifier in non-varargs-macro is
10344 not __VA_ARGS__. Don't flag GNU_VARARGS.
10345 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10346 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10347 than per-token GNU_VARARGS.
10348 * cpplib.h (GNU_VARARGS): Remove.
10349 (GNU_REST_ARGS): New.
10351 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10353 * i386.md (call_pop, call, call_value_pop): Do not set
10354 current_function_uses_pic_offset_table for calls to static
10355 functions or indirect calls.
10357 2000-07-07 Jim Wilson <wilson@cygnus.com>
10359 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10360 is_predicate_reg, then take max write_count of register pair.
10362 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10364 * tradcpp.c (main): Rename label `include' to `add_include' to
10365 avoid conflicts with variable `include' in traditional C.
10367 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10369 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10371 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10373 * sibcall.c (uses_addressof): Add INMEM argument, check for
10374 current_function_internal_arg_pointer outside of MEM rtxs in addition
10376 (sequence_uses_addressof): Update caller.
10378 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10380 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10383 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10385 * system.h (UNION_INIT_ZERO): New macro for initializing union
10386 members in structs.
10388 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10390 2000-07-07 Neil Booth <NeilB@earthling.net>
10392 * cpp.texi: Update.
10394 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10396 * final.c (final): Detect out of bounds array access to
10397 the insn_lengths array.
10399 2000-07-07 Kazu Hirata <kazu@hxi.com>
10401 * fold-const.c (fold): Fix a comment typo.
10403 2000-07-07 Neil Booth <NeilB@earthling.net>
10405 * cpp.texi: Update to new lexer.
10407 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10409 * tradcpp.c: New file.
10410 * tradcif.y: New file.
10411 * tradcif.c: New generated file.
10413 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10414 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10415 dependencies of C. Install tradcpp from install-common, in
10418 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10420 * cppinit.c: Include cppdefault.h. Refer to
10421 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10422 to GCC_INCLUDE_DIR and its length.
10423 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10424 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10425 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10427 (include_defaults_array): Move to cppdefault.c.
10429 * cppdefault.h: New file.
10430 * cppdefault.c: New file.
10432 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10433 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10434 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10437 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10439 * reload.c (push_reload): When seeing if can reuse a register,
10440 check extra registers against widest of INMODE and OUTMODE.
10442 2000-07-06 Neil Booth <NeilB@earthling.net>
10444 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10445 based on full length of predicate.
10447 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10449 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10450 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10452 2000-07-05 Kazu Hirata <kazu@hxi.com>
10454 * h8300-proto.h: Fix formatting.
10455 * h8300.c: Likewise.
10456 * h8300.h: Likewise.
10458 2000-07-05 Jim Wilson <wilson@cygnus.com>
10460 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10463 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10465 * invoke.texi: Fix minor typos
10466 * md.texi: Fix minor typos
10468 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
10470 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
10472 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10474 * cpplex.c: Don't include sys/mman.h.
10475 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
10477 * cpplib.c: Include sys/mman.h and obstack.h.
10478 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
10480 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
10481 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
10482 bother freeing if stack entries (they will be freed with their buffer).
10483 (do_endif): Free if stack entries from the buffer obstack.
10484 (push_conditional): Allocate if stack entries from the buffer obstack.
10486 (find_answer): Rename to _cpp_find_answer.
10487 (do_assert, do_unassert): Update.
10489 * cpphash.h: Update prototypes.
10490 (xobnew): New convenience macro.
10491 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
10493 (struct cpp_hashnode): Remove disabled field.
10495 * cppinit.c: Don't include hashtab.h or splay-tree.h.
10496 (report_missing_guard): Moved to cppfiles.c.
10497 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
10499 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
10500 cpp_cleanup_includes. Don't destroy hashtab or
10501 all_include_files here.
10502 (cpp_finish): Use _cpp_report_missing_guards.
10504 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
10505 (_cpp_init_include_table): Rename _cpp_init_includes.
10506 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
10508 * cppexp.c (parse_assertion): Update for new name of
10511 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
10513 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
10515 * cpplib.c (do_ident): s/VSPACE/EOF/
10517 2000-07-05 Neil Booth <NeilB@earthling.net>
10519 * cpplex.c: Fix trigraph replacement within strings.
10521 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10523 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
10525 * xcoffout.c (assign_type_number): Constify.
10526 (xcoffout_source_file): Add static prototype. Don't needlessly
10527 cast away const-ness.
10529 2000-07-04 Jason Merrill <jason@redhat.com>
10531 * frame.h (frame_state): Move base_offset to end.
10533 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10535 * calls.c (emit_library_call_value_1): Revert previous change.
10537 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10539 * fix-header.c (struct partial_proto): Remove unnecessary fields.
10540 (recognized_extern, recognized_function, read_scan_file):
10541 Update for new scheme.
10542 (check_protection): It's still a multiple include guard even
10543 if it doesn't always trigger.
10544 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10546 * scan.h: Declare struct cpp_token. Update prototypes.
10548 2000-07-03 Neil Booth <neilb@earthling.net>
10549 Zack Weinberg <zack@wolery.cumb.org>
10551 Complete overhaul of the lexer and macro expander.
10553 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10554 arg, arglist, argdata, reflist, collect_objlike_expansion,
10555 collect_funlike_expansion, collect_params,
10556 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10557 unsafe_chars, macarg, compare_defs, special_symbol,
10558 scan_arguments, stringify, funlike_macroexpand,
10559 _cpp_quote_string, monthnames): Delete.
10560 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10561 _cpp_create_definition, _cpp_dump_definition,
10562 dump_hash_helper): Adjust.
10563 (find_param, count_params, parse_define, var_args_str,
10564 check_macro_redefinition, save_expansion): New.
10566 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10567 parse_string, output_line_command, trigraph_replace,
10568 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10569 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10570 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10571 _cpp_skip_rest_of_line): Modify.
10573 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10574 find_position, null_warning, bump_column, expand_name_space,
10575 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10576 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10577 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10578 _cpp_prescan): Delete.
10580 (dump_param_spelling, process_directive, lex_next,
10581 is_macro_disabled, stringify_arg, expand_context_stack,
10582 output_token, make_string_token, alloc_number_token,
10583 special_symbol, duplicate_token, maybe_paste_with_next,
10584 can_paste, prevent_macro_expansion, restore_macro_expansion,
10585 get_temp_token, release_temp_tokens, quote_string,
10586 token_names, token_spellings, _cpp_expand_name_space,
10587 _cpp_glue_header_name, _cpp_reserve_name_space,
10588 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10589 placemarker_token, eof_token, cpp_context, macro_args,
10590 get_raw_token, parse_arg, parse_args, save_token,
10591 push_arg_context, push_macro_context, pop_context,
10592 do_pop_context, free_macro_args, _cpp_get_line,
10593 _cpp_run_directive): New.
10595 * cpplib.c (validate_else, parse_include, push_conditional,
10596 pass_thru_directive, read_line_number, parse_ifdef,
10597 detect_if_not_defined, _cpp_check_directive, do_define,
10598 do_undef, do_include, do_import, do_include_next, do_error,
10599 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10600 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10601 do_pragma_poison, do_pragma_system_header,
10602 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10603 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10604 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10605 cpp_defined): Update for new scheme.
10606 (strtoul_for_line, get_define_node, dump_macro_name,
10607 _cpp_check_linemarker, _cpp_parse_assertion): New.
10608 (_cpp_handle_directive, do_pragma_default): Delete.
10610 * cpphash.h (struct predicate): Now struct answer.
10611 (enum spell_type, struct token_spelling, struct directive,
10612 directive_handler): New.
10613 Update prototypes. Remove unused macros.
10614 * cpplib.h: Update prototypes. Remove unused macros,
10615 structure definitions, and fields.
10617 * cpperror.c (print_containing_files, v_message): Adjust.
10618 * cppexp.c (parse_assertion, lex, parse_escape,
10619 _cpp_parse_expr): Adjust.
10620 * cppfiles.c (open_include_file, _cpp_execute_include,
10621 _cpp_compare_file_date, cpp_read_file, read_include_file):
10623 * cppinit.c (dump_special_to_buffer): Delete.
10624 (append_include_chain, merge_include_chains, cpp_reader_init,
10625 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10626 cpp_finish, handle_option, print_help): Adjust.
10627 * cppmain.c (main): Adjust.
10629 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10631 * cppspec.c (lang_specific_driver): Use double quotes in error
10634 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10636 * calls.c (emit_library_call_value_1): Use valreg instead
10637 of hard_libcall_value.
10639 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10641 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10642 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10643 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10651 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10652 mode instead of wider_mode is being used.
10654 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10656 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10657 of 'r'. Use q_regs_operand.
10658 (andsi_1+2): Use q_regs_operand.
10660 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10662 * builtins.c (get_memory_rtx): Always put into alias set 0.
10664 2000-07-03 Nick Clifton <nickc@cygnus.com>
10666 * config/arm/arm.md: Fix post increment and pre increment
10667 peepholes so that they do not generate UNPREDICATBLE opcodes.
10668 (ie ones where the increment clobbers the source/destination).
10670 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10672 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10673 change too big for -mtiny-stack" a warning, if larger than 63.
10674 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10675 always safe to use on possible future devices.
10676 (function_prologue): Write SPH before SPL, for consistency.
10677 If interrupt_func_p true, we know we have enabled interrupts.
10678 (avr_num_arg_regs): New function. Round up to even number of
10679 bytes if no -mpack-args or if calling a libgcc function.
10680 (function_arg, function_arg_advance): Use it.
10681 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10682 Output "movw" if available.
10683 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10684 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10685 (asm_output_section_name): Add blanks for consistent output.
10686 (encode_section_info): Set TREE_READONLY for progmem data to
10687 avoid gas warnings about changed section attributes.
10688 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10689 even numbered registers on devices with "movw".
10690 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10691 (TARGET_SWITCHES): Mark help strings for translation.
10692 Add new -mpack-args and -menhanced switches.
10693 (TARGET_OPTIONS): Mark help strings for translation.
10694 (progmem_section): Add section attributes.
10695 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10696 Output "movw" if available.
10697 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10699 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10700 call convention (arguments aligned on even registers).
10701 (_cleanup, _exit): Make weak symbols libc can override.
10703 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10705 * fp-bit.h: New file.
10707 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10708 Comment #endif statements.
10709 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10711 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10713 * gcse.c (compute_pre_data): Compute ae_kill using other local
10714 properties instead of calling compute_ae_kill.
10716 * alias.c (init_alias_analysis): Do not call
10717 prologue_epilogue_contains until after reload has completed.
10719 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10721 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10722 (genrtl_finish_compound_stmt): Likewise.
10723 (genrtl_compound_stmt): Change to return void.
10725 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10726 move code from here to ...
10727 (genrtl_compound_stmt): ... here.
10728 (genrtl_finish_compound_stmt): Remove.
10729 (expand_stmt): Add comment.
10731 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10733 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10736 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10738 * cpplib.h (struct cpp_reader): New field include_depth.
10739 (struct cpp_printer): Rename last_bsd to last_id.
10740 * cppfiles.c (read_include_file): Bump include_depth.
10741 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10742 (output_line_command): Output correct #line if a header
10743 is including itself and is not protected against multiple inclusion.
10744 Use include_depth instead of buffer_stack_depth, last_id instead of
10746 * cppinit.c (cpp_start_read): Initialize last_id instead of
10749 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10751 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10752 (c-semantics.o): New target.
10754 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10755 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10756 (genrtl_clear_out_block): Likewise.
10757 (genrtl_goto_stmt): Likewise.
10758 (genrtl_expr_stmt): Likewise.
10759 (genrtl_decl_stmt): Likewise.
10760 (genrtl_if_stmt): Likewise.
10761 (genrtl_while_stmt): Likewise.
10762 (genrtl_do_stmt): Likewise.
10763 (genrtl_return_stmt): Likewise.
10764 (genrtl_for_stmt): Likewise.
10765 (genrtl_break_stmt): Likewise.
10766 (genrtl_continue_stmt): Likewise.
10767 (genrtl_scope_stmt): Likewise.
10768 (genrtl_switch_stmt): Likewise.
10769 (genrtl_case_label): Likewise.
10770 (genrtl_begin_compound_stmt): Likewise.
10771 (gerntl_finish_compound_stmt): Likewise.
10772 (genrtl_compound_stmt): Likewise.
10773 (genrtl_asm_stmt): Likewise.
10774 (genrtl_decl_cleanup): Likewise.
10775 (DECL_ANON_UNION_ELEMS): Likewise.
10776 (emit_local_var): Likewise.
10777 (make_rtl_for_local_static): Likewise.
10778 (expand_cond): Likewise.
10779 (expand_stmt): Likewise.
10780 (c_expand_return): Likewise.
10781 (c_expand_start_case): Likewise.
10782 (do_case): Likewise.
10783 (COMPOUND_STMT_NO_SCOPE): Likewise.
10784 (c_expand_asm_operands): Likewise.
10785 (NEW_FOR_SCOPE_P): New macro.
10786 (expand_expr_stmt_fn): New type.
10788 (set_current_function_name_declared): Likewise.
10789 (current_function_name_declared): Likewise.
10790 (lang_expand_stmt): Likewise.
10791 (stmts_are_full_exprs_p): Likewise.
10792 (anon_aggr_type_p): Likewise.
10793 (lang_expand_expr_stmt): Likewise.
10794 (build_case_label): Likewise.
10796 * c-decl.c (lang_expand_expr_stmt): Initialize.
10797 (stmts_are_full_exprs_p): Define.
10798 (current_function_name_declared): Likewise.
10799 (do_case): Likewise.
10800 (lang_expand_stmt): Likewise.
10801 (set_current_function_name_declared): Likewise.
10802 (anon_aggr_type_p): Likewise.
10804 * c-semantics.c: New file.
10805 (expand_cond): Moved from cp/semantics.c.
10806 (genrtl_do_pushlevel): Likewise.
10807 (genrtl_clear_out_block): Likewise.
10808 (genrtl_goto_stmt): Likewise.
10809 (genrtl_expr_stmt): Likewise.
10810 (genrtl_decl_stmt): Likewise.
10811 (genrtl_if_stmt): Likewise.
10812 (genrtl_while_stmt): Likewise.
10813 (genrtl_do_stmt): Likewise.
10814 (genrtl_return_stmt): Likewise.
10815 (genrtl_for_stmt): Likewise.
10816 (genrtl_break_stmt): Likewise.
10817 (genrtl_continue_stmt): Likewise.
10818 (genrtl_scope_stmt): Likewise.
10819 (genrtl_switch_stmt): Likewise.
10820 (genrtl_case_label): Likewise.
10821 (genrtl_begin_compound_stmt): Likewise.
10822 (genrtl_finish_compound_stmt): Likewise.
10823 (genrtl_compound_stmt): Likewise.
10824 (genrtl_asm_stmt): Likewise.
10825 (genrtl_decl_cleanup): Likewise.
10826 (make_rtl_for_local_static): Moved from cp/decl.c.
10827 (emit_local_var): Likewise.
10828 (expand_stmt): Define.
10830 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10831 (c_expand_return): Likewise.
10832 (c_expand_start_case): Likewise.
10834 2000-07-01 Richard Henderson <rth@cygnus.com>
10836 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10837 with the low 13 bits set.
10838 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10839 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10840 of the low 13 bits into a CONST plus an adddi3.
10841 (load_symptr): Set RTX_UNCHANGING_P.
10843 See ChangeLog.3 for earlier changes.